/* =================================================
   智介 Agent · 科技白主题 · AI 元素点缀
================================================= */

:root {
  --white: #ffffff;
  --bg: #f6f8fc;
  --bg-2: #eef2f9;
  --surface: #ffffff;
  --surface-2: #f7faff;
  --ink: #0a0e1a;
  --ink-2: #475569;
  --ink-3: #94a3b8;
  --line: #e3e8f0;
  --line-2: #cbd5e1;
  --brand: #4f46e5;
  --brand-2: #7c3aed;
  --brand-3: #22d3ee;
  --brand-grad: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #22d3ee 100%);
  --text-grad: linear-gradient(135deg, #4f46e5 0%, #22d3ee 100%);
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 20px 50px -20px rgba(79, 70, 229, 0.15), 0 8px 20px -10px rgba(15, 23, 42, 0.08);
  --shadow-glow: 0 20px 50px -20px rgba(79, 70, 229, 0.4);
}

* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-feature-settings: "tnum" 1, "ss01" 1;
  background-image:
    radial-gradient(ellipse 800px 600px at 0% 0%, rgba(79, 70, 229, 0.06), transparent 60%),
    radial-gradient(ellipse 800px 600px at 100% 0%, rgba(34, 211, 238, 0.06), transparent 60%),
    radial-gradient(ellipse 1000px 800px at 50% 100%, rgba(168, 85, 247, 0.04), transparent 60%);
  background-attachment: fixed;
}
::selection { background: rgba(79, 70, 229, 0.2); color: var(--ink); }

/* ============== 背景 — 浅色网格 + 蓝紫粒子 ============== */
.bg-deco { position: fixed; inset: 0; z-index: -10; pointer-events: none; overflow: hidden; }
.bg-orb { position: absolute; border-radius: 50%; filter: blur(100px); }
.bg-orb-1 { top: -200px; left: 50%; transform: translateX(-50%); width: 1000px; height: 1000px; background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, transparent 70%); }
.bg-orb-2 { top: 30%; right: -200px; width: 700px; height: 700px; background: radial-gradient(circle, rgba(34, 211, 238, 0.1) 0%, transparent 70%); }
.bg-orb-3 { bottom: -200px; left: -200px; width: 800px; height: 800px; background: radial-gradient(circle, rgba(168, 85, 247, 0.08) 0%, transparent 70%); }
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(79, 70, 229, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 70, 229, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
}
#bg-particles { position: absolute; inset: 0; width: 100%; height: 100%; }

/* ============== 导航 ============== */
#topnav { background: rgba(255, 255, 255, 0.6); backdrop-filter: saturate(180%) blur(20px); border-bottom: 1px solid rgba(227, 232, 240, 0.6); }
#topnav.scrolled { background: rgba(255, 255, 255, 0.85); border-bottom-color: var(--line); box-shadow: 0 2px 20px rgba(15, 23, 42, 0.04); }

.nav-link { position: relative; padding: 0.5rem 0.85rem; font-size: 0.85rem; color: var(--ink-2); border-radius: 0.5rem; transition: color 0.2s; white-space: nowrap; font-weight: 500; }
.nav-link:hover { color: var(--ink); }
.nav-link::after { content: ''; position: absolute; left: 50%; bottom: -4px; width: 0; height: 2px; background: var(--brand-grad); border-radius: 2px; transition: all 0.25s; transform: translateX(-50%); }
.nav-link:hover::after { width: 24px; }
.nav-link-active { color: var(--ink); }
.nav-link-mobile { display: block; padding: 0.75rem 0.5rem; font-size: 0.95rem; color: var(--ink-2); font-weight: 500; border-bottom: 1px solid var(--line); }
.nav-link-mobile:hover { color: var(--brand); }
.nav-link-active::after { width: 24px; }

/* 头部 LOGO 加 AI 标识 */
.brand-chip {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--brand-grad);
  color: white;
  font-weight: 800;
  font-size: 0.95rem;
  box-shadow: 0 8px 20px -5px rgba(79, 70, 229, 0.5);
}
.brand-chip::before {
  content: ''; position: absolute; inset: -3px;
  border-radius: 12px;
  background: var(--brand-grad);
  filter: blur(8px);
  opacity: 0.4;
  z-index: -1;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 8px 20px -5px rgba(79, 70, 229, 0.22);
  padding: 3px;
}

.brand-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* ============== AI 标识徽章 ============== */
.ai-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.08), rgba(34, 211, 238, 0.08));
  border: 1px solid rgba(79, 70, 229, 0.2);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: 0.05em;
}
.ai-badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand-3);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.2);
  animation: ai-pulse 2s infinite;
}
@keyframes ai-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(34, 211, 238, 0); }
}

/* ============== 动画 ============== */
@keyframes gradient-x { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
@keyframes float-slow { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes dash-rotate { to { stroke-dashoffset: -1000; } }
@keyframes pulse-glow { 0%, 100% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.4); } 50% { box-shadow: 0 0 0 12px rgba(79, 70, 229, 0); } }
@keyframes sentry-meter { 0% { width: 0%; } 100% { width: 85%; } }
@keyframes slide-in-right { 0% { transform: translateX(20px); opacity: 0; } 100% { transform: translateX(0); opacity: 1; } }
@keyframes taoke-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); } 50% { box-shadow: 0 0 0 6px rgba(245, 158, 11, 0); } }
@keyframes visitor-bar-grow { 0% { width: 0%; } 100% { width: 75%; } }
@keyframes shine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
@keyframes ai-orbit {
  0% { transform: rotate(0deg) translateX(80px) rotate(0deg); }
  100% { transform: rotate(360deg) translateX(80px) rotate(-360deg); }
}
@keyframes data-stream-down {
  0% { transform: translateY(-100%); opacity: 0; }
  20% { opacity: 1; }
  100% { transform: translateY(100vh); opacity: 0; }
}

.animate-gradient-x { background-size: 200% 200%; animation: gradient-x 6s ease infinite; }
.animate-marquee { animation: marquee 50s linear infinite; }
.mask-fade { -webkit-mask-image: linear-gradient(90deg, transparent 0, black 8%, black 92%, transparent 100%); mask-image: linear-gradient(90deg, transparent 0, black 8%, black 92%, transparent 100%); }

/* ============== 全局文字色 ============== */
.text-ink { color: var(--ink); }
.text-ink-2 { color: var(--ink-2); }
.text-ink-3 { color: var(--ink-3); }
.text-brand { color: var(--brand); }
.text-cyan { color: var(--brand-3); }
.text-gradient {
  background: var(--text-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.text-gradient-vivid {
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============== 卡片基础 ============== */
.card-base {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.card-base:hover {
  border-color: rgba(79, 70, 229, 0.3);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* 流光边框 */
.shine-border {
  position: relative;
}
.shine-border::before {
  content: ''; position: absolute; inset: 0;
  border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, transparent 40%, rgba(79, 70, 229, 0.4), rgba(34, 211, 238, 0.4), transparent 60%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}
.shine-border:hover::before { opacity: 1; }

/* ============== HERO ============== */
.hero-stage { position: relative; height: 540px; }

.hero-card {
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  padding: 1.25rem;
  box-shadow: var(--shadow-md);
  transition: all 0.4s;
}
.hero-card-main { top: 0; left: 0; right: 60px; z-index: 2; animation: float-slow 6s ease-in-out infinite; }
.hero-card-sentry { top: 230px; right: 0; width: 240px; z-index: 3; border-color: rgba(34, 211, 238, 0.4); animation: float-slow 7s ease-in-out infinite 0.5s; }
.hero-card-coach { top: 380px; left: 20px; width: 260px; z-index: 1; border-color: rgba(168, 85, 247, 0.4); animation: float-slow 8s ease-in-out infinite 1s; }

.hero-card-main::before {
  content: ''; position: absolute; inset: -1px; border-radius: 1.25rem;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.3), rgba(34, 211, 238, 0.3));
  z-index: -1;
  filter: blur(10px);
  opacity: 0.4;
}
.hero-card-inner { position: relative; }
.hero-avatar { position: relative; width: 44px; height: 44px; border-radius: 12px; background: var(--brand-grad); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 0.9rem; flex-shrink: 0; box-shadow: 0 8px 20px -5px rgba(79, 70, 229, 0.5); }
.hero-avatar-ring { position: absolute; inset: -3px; border-radius: 14px; padding: 1px; background: linear-gradient(135deg, #22d3ee, #a855f7); -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.hero-avatar-inner { position: relative; z-index: 1; }
.hero-live { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px; background: rgba(34, 211, 238, 0.1); color: #0891b2; font-size: 0.65rem; font-weight: 700; }
.hero-live-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand-3); animation: taoke-pulse 1.5s infinite; }

.hero-stat { background: var(--surface-2); border: 1px solid var(--line); border-radius: 0.75rem; padding: 0.6rem 0.75rem; }
.hero-stat-num { font-family: 'JetBrains Mono', monospace; font-size: 1.25rem; font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; }
.hero-stat-label { font-size: 0.7rem; color: var(--ink-3); margin-top: 2px; }

.hero-sentry-row { display: flex; align-items: center; justify-content: space-between; font-size: 0.7rem; padding: 4px 0; color: var(--ink-2); }
.hero-coach-meter { display: flex; flex-direction: column; gap: 6px; }
.hero-coach-row { display: grid; grid-template-columns: 60px 1fr 24px; align-items: center; gap: 6px; font-size: 0.65rem; color: var(--ink-2); }
.hero-coach-bar { height: 4px; border-radius: 2px; background: var(--bg-2); overflow: hidden; }
.hero-coach-fill { height: 100%; border-radius: 2px; width: var(--w, 0%); background: var(--brand-grad); animation: dash-rotate 2s ease-out forwards; }

@media (max-width: 1023px) {
  .hero-stage { height: auto; min-height: 480px; }
  .hero-card { position: relative; margin-bottom: 1rem; animation: none !important; right: 0 !important; left: 0 !important; top: 0 !important; }
  .hero-card-sentry, .hero-card-coach { width: 100%; }
}

/* ============== 数据条 ============== */
.hero-metric {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.25rem 1rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.hero-metric-num {
  font-size: 2.5rem; font-weight: 800;
  background: var(--text-grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  line-height: 1;
  font-family: 'JetBrains Mono', monospace;
}
.hero-metric-label { font-size: 0.7rem; color: var(--ink-3); margin-top: 0.5rem; }

/* ============== 首页 · 三次浪潮 ============== */
.wave-card {
  position: relative;
  padding: 2rem 1.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  transition: all 0.35s;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.wave-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.wave-1 { opacity: 0.85; }
.wave-2 { opacity: 0.95; }
.wave-card-active {
  background: linear-gradient(180deg, rgba(79, 70, 229, 0.05), rgba(34, 211, 238, 0.03));
  border-color: var(--brand);
  box-shadow: var(--shadow-glow);
}
.wave-card-active::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--brand-grad);
}
.wave-num { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; font-weight: 700; color: var(--ink-3); margin-bottom: 0.5rem; }
.wave-card-active .wave-num { color: var(--brand); }
.wave-era { font-size: 0.85rem; color: var(--ink-3); margin-bottom: 0.5rem; font-weight: 500; }
.wave-card-active .wave-era { color: var(--brand); font-weight: 700; }
.wave-title { font-size: 2.5rem; font-weight: 900; color: var(--ink); margin-bottom: 0.75rem; line-height: 1; }
.wave-card-active .wave-title { background: var(--text-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.wave-desc { font-size: 0.9rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 1rem; min-height: 80px; }
.wave-key { font-size: 0.75rem; color: var(--ink-3); padding: 4px 10px; background: var(--surface-2); border-radius: 999px; display: inline-block; }
.wave-highlight {
  margin-top: 1rem;
  padding: 8px 12px;
  background: var(--brand-grad);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 0.5rem;
  text-align: center;
}

/* ============== 5 层战略架构 ============== */
.arch-stage {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 0.5rem;
  max-width: 1100px;
  margin: 0 auto;
}
.arch-floor {
  padding: 1.25rem 1rem;
  background: var(--surface);
  border: 2px solid var(--line);
  border-radius: 1rem;
  text-align: center;
  transition: all 0.3s;
  position: relative;
}
.arch-floor:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.arch-floor-1 { border-color: rgba(34, 211, 238, 0.5); background: linear-gradient(135deg, rgba(34, 211, 238, 0.05), rgba(34, 211, 238, 0.02)); }
.arch-floor-2 { border-color: rgba(79, 70, 229, 0.5); background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(79, 70, 229, 0.02)); }
.arch-floor-3 { border-color: rgba(168, 85, 247, 0.5); background: linear-gradient(135deg, rgba(168, 85, 247, 0.05), rgba(168, 85, 247, 0.02)); }
.arch-floor-4 { border-color: rgba(236, 72, 153, 0.5); background: linear-gradient(135deg, rgba(236, 72, 153, 0.05), rgba(236, 72, 153, 0.02)); }
.arch-floor-5 { border-color: rgba(245, 158, 11, 0.5); background: linear-gradient(135deg, rgba(245, 158, 11, 0.05), rgba(245, 158, 11, 0.02)); }
.arch-floor-label { font-size: 0.6rem; font-weight: 700; letter-spacing: 0.2em; color: var(--ink-3); margin-bottom: 0.4rem; }
.arch-floor-name { font-size: 0.95rem; font-weight: 800; color: var(--ink); margin-bottom: 0.3rem; }
.arch-floor-desc { font-size: 0.7rem; color: var(--ink-2); }
.arch-arrow {
  width: 0; height: 0;
  border-left: 8px solid var(--brand);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}
@media (max-width: 1024px) {
  .arch-stage { grid-template-columns: 1fr; gap: 0.75rem; }
  .arch-arrow { transform: rotate(90deg); margin: 0 auto; }
}

/* 护城河卡 */
.moat-card {
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  text-align: center;
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}
.moat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--brand); }
.moat-icon {
  width: 3.5rem; height: 3.5rem;
  border-radius: 1rem;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.5rem;
  margin: 0 auto 0.75rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.15);
}
.moat-card h4 { font-size: 1.05rem; font-weight: 800; color: var(--ink); margin-bottom: 0.4rem; }
.moat-card p { font-size: 0.85rem; color: var(--ink-2); line-height: 1.5; }

/* 路线图 */
.roadmap {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}
.roadmap-line {
  position: absolute;
  top: 24px; left: 5%; right: 5%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand), var(--brand-3), transparent);
  z-index: 0;
}
.roadmap-item {
  position: relative;
  z-index: 1;
  text-align: center;
}
.roadmap-year {
  display: inline-block;
  padding: 6px 14px;
  background: var(--brand-grad);
  color: #fff;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 0.9rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  box-shadow: 0 6px 16px -4px rgba(79, 70, 229, 0.4);
}
.roadmap-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  text-align: left;
}
.roadmap-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.roadmap-card-active {
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.06), rgba(79, 70, 229, 0.04));
  border-color: var(--brand);
  box-shadow: var(--shadow-glow);
}
.roadmap-phase { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.2em; color: var(--ink-3); margin-bottom: 0.4rem; }
.roadmap-card-active .roadmap-phase { color: var(--brand); }
.roadmap-title { font-size: 1.1rem; font-weight: 800; color: var(--ink); margin-bottom: 0.4rem; }
.roadmap-card p { font-size: 0.78rem; color: var(--ink-2); line-height: 1.5; }
@media (max-width: 1024px) {
  .roadmap { grid-template-columns: 1fr; gap: 1.5rem; }
  .roadmap-line { display: none; }
}

/* About 区块（首页中部）*/
.about-block {
  padding: 1.5rem 1.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  border-radius: 1rem;
  box-shadow: var(--shadow-sm);
}
.about-block-label {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em;
  color: var(--brand);
  margin-bottom: 0.5rem;
}
.about-block p { font-size: 1rem; color: var(--ink); line-height: 1.7; }
.about-block-highlight {
  background: linear-gradient(180deg, rgba(79, 70, 229, 0.05), rgba(34, 211, 238, 0.02));
  border-left-color: var(--brand-3);
}

/* ============== 4 大痛点 ============== */
.pain-card {
  position: relative;
  padding: 2rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  transition: all 0.35s;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.pain-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.pain-1 { border-top: 3px solid #ef4444; }
.pain-1:hover { border-color: #ef4444; box-shadow: 0 20px 40px -20px rgba(239, 68, 68, 0.3); }
.pain-2 { border-top: 3px solid #f59e0b; }
.pain-2:hover { border-color: #f59e0b; box-shadow: 0 20px 40px -20px rgba(245, 158, 11, 0.3); }
.pain-3 { border-top: 3px solid #06b6d4; }
.pain-3:hover { border-color: #06b6d4; box-shadow: 0 20px 40px -20px rgba(6, 182, 212, 0.3); }
.pain-4 { border-top: 3px solid #a855f7; }
.pain-4:hover { border-color: #a855f7; box-shadow: 0 20px 40px -20px rgba(168, 85, 247, 0.3); }

.pain-num { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; font-weight: 700; color: var(--ink-3); }
.pain-emoji { font-size: 2.5rem; margin: 0.5rem 0 0.75rem; }
.pain-title { font-size: 1.4rem; font-weight: 800; color: var(--ink); margin-bottom: 0.5rem; }
.pain-desc { font-size: 0.85rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 1rem; min-height: 50px; }
.pain-solve { padding: 1rem; background: var(--surface-2); border-radius: 0.75rem; border: 1px dashed var(--line-2); }
.pain-solve-tag { display: inline-block; padding: 3px 10px; background: var(--brand-grad); color: #fff; font-size: 0.7rem; font-weight: 700; border-radius: 999px; margin-bottom: 0.5rem; }
.pain-solve p { font-size: 0.8rem; color: var(--ink-2); line-height: 1.5; }

/* ============== 板块说明 ============== */
.block-card {
  padding: 1.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.block-outward { background: linear-gradient(135deg, rgba(34, 211, 238, 0.04), rgba(79, 70, 229, 0.04)); border-color: rgba(34, 211, 238, 0.2); }
.block-inward { background: linear-gradient(135deg, rgba(168, 85, 247, 0.04), rgba(236, 72, 153, 0.04)); border-color: rgba(168, 85, 247, 0.2); }
.block-card-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; color: #0891b2; margin-bottom: 0.5rem; }
.block-inward .block-card-label { color: #a855f7; }
.block-card-title { font-size: 1.3rem; font-weight: 800; color: var(--ink); margin-bottom: 0.5rem; }

/* ===== 云启服务矩阵 ===== */
.service-matrix-hero-img {
  height: 780px;
  object-fit: contain;
  object-position: center;
  background: #fff;
}

.service-layer-card {
  position: relative;
  padding: 1.1rem 1.25rem;
  background: white;
  border: 1px solid var(--line);
  border-left: 4px solid;
  border-radius: 0.75rem;
  transition: all 0.3s;
}
.service-layer-card:hover { box-shadow: 0 12px 32px -8px rgba(0,0,0,0.12); transform: translateY(-2px); }
.service-layer-1 { border-left-color: #6366f1; }
.service-layer-2 { border-left-color: #22d3ee; }
.service-layer-3 { border-left-color: #a855f7; }
.service-layer-4 { border-left-color: #ec4899; }
.service-layer-5 { border-left-color: #10b981; }
.service-layer-highlight {
  background: linear-gradient(135deg, rgba(99,102,241,0.04), rgba(168,85,247,0.04));
  box-shadow: 0 4px 16px -4px rgba(168,85,247,0.15);
}
.service-layer-num {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--brand), var(--brand-3));
  color: white;
  font-weight: 800;
  font-size: 0.85rem;
  border-radius: 0.5rem;
  flex-shrink: 0;
}
.service-layer-3 .service-layer-num { background: linear-gradient(135deg, #a855f7, #ec4899); }
.service-layer-highlight::before {
  content: '';
  position: absolute;
  top: -1px; right: -1px; bottom: -1px;
  width: 4px;
  background: linear-gradient(180deg, #6366f1, #22d3ee, #a855f7, #ec4899, #10b981);
  border-radius: 0 0.75rem 0.75rem 0;
  opacity: 0.6;
}
.service-chip {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  background: var(--ink-50);
  border: 1px solid var(--line);
  border-radius: 0.375rem;
  font-size: 0.75rem;
  color: var(--ink-2);
  font-weight: 500;
  white-space: nowrap;
}
.service-chip-hot { background: linear-gradient(135deg, rgba(168,85,247,0.1), rgba(99,102,241,0.1)); border-color: rgba(168,85,247,0.3); color: #6d28d9; font-weight: 600; }
.service-chip-soft { background: rgba(168,85,247,0.05); border-color: rgba(168,85,247,0.15); color: #7c3aed; }

.ecosystem-node { text-align: center; }
.ecosystem-icon {
  width: 52px; height: 52px;
  margin: 0 auto 0.4rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  border-radius: 1rem;
  box-shadow: 0 6px 16px -4px rgba(0,0,0,0.15);
  transition: transform 0.3s;
}
.ecosystem-node:hover .ecosystem-icon { transform: scale(1.1) rotate(-5deg); }
.ecosystem-label { font-size: 0.8rem; color: var(--ink-2); font-weight: 600; }

.ecosystem-platform-img {
  height: 410px;
  object-fit: contain;
  object-position: center;
  background: #f7fbff;
}

.ecosystem-graph-card {
  padding: 0.85rem 1rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  transition: all 0.2s;
}
.ecosystem-graph-card:hover { border-color: var(--brand); box-shadow: 0 6px 16px -4px rgba(99,102,241,0.15); }

@media (max-width: 1024px) {
  .service-matrix-hero-img {
    height: 680px;
  }
}

@media (max-width: 640px) {
  .service-matrix-hero-img {
    height: auto;
    max-height: none;
  }

  .ecosystem-platform-img {
    height: auto;
  }
}

/* ===== 价值主张彩色徽章（4 大理念） ===== */
.value-pill {
  padding: 0.85rem 1rem;
  border: 1px solid;
  border-radius: 0.75rem;
  text-align: center;
  transition: transform 0.2s;
}
.value-pill:hover { transform: translateY(-2px); }

/* ===== 价值主张横条 ===== */
.value-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  padding: 0.85rem 1.5rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 4px 16px -6px rgba(99,102,241,0.12);
}
.value-strip-text {
  font-size: 0.95rem;
  font-weight: 700;
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.value-strip-arrow {
  color: #cbd5e1;
  font-weight: 700;
}

/* ===== 5 类伙伴大卡 ===== */
.partner-card {
  padding: 0.85rem 0.75rem;
  border: 1px solid;
  border-radius: 0.85rem;
  text-align: center;
  transition: all 0.25s;
  cursor: pointer;
}
.partner-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px -8px rgba(99,102,241,0.18);
}
.partner-icon {
  width: 48px; height: 48px;
  margin: 0 auto 0.5rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  border-radius: 0.85rem;
  box-shadow: 0 6px 16px -6px rgba(0,0,0,0.2);
}
.partner-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink-1);
  line-height: 1.2;
}
.partner-en {
  font-size: 0.65rem;
  color: var(--ink-3);
  margin-top: 0.15rem;
  letter-spacing: 0.05em;
}

/* ===== 4 张图谱卡（带 AI 配图） ===== */
.graph-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  transition: all 0.25s;
}
.graph-card:hover {
  border-color: var(--brand);
  box-shadow: 0 8px 20px -6px rgba(99,102,241,0.15);
  transform: translateY(-2px);
}
.graph-card-img {
  width: 64px; height: 64px;
  flex-shrink: 0;
  border-radius: 0.5rem;
  overflow: hidden;
  background: var(--ink-50);
}
.graph-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.graph-card-body {
  flex: 1;
  min-width: 0;
}
.graph-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink-1);
  margin-bottom: 0.15rem;
}
.graph-card-desc {
  font-size: 0.72rem;
  color: var(--ink-3);
  line-height: 1.3;
}

/* ===== 客户 logo 墙 ===== */
.trust-logo {
  height: 60px;
  display: flex; align-items: center; justify-content: center;
  background: white;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-2);
  transition: all 0.3s;
  filter: grayscale(80%);
  opacity: 0.75;
}
.trust-logo:hover { filter: grayscale(0); opacity: 1; border-color: var(--brand); color: var(--ink); transform: translateY(-2px); }
.trust-badge {
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.4rem 0.8rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 500;
}

/* ===== 行业新闻 + 公司动态 ===== */
.news-tab {
  padding: 0.6rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-2);
  border-radius: 999px;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
  background: transparent;
}
.news-tab:hover { color: var(--ink); }
.news-tab-active {
  background: white;
  color: var(--brand);
  box-shadow: 0 4px 12px -2px rgba(99,102,241,0.2);
}

.news-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.3s;
  display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px -8px rgba(0,0,0,0.1); border-color: var(--brand); }
.news-card-img {
  position: relative;
  height: 140px;
  display: flex; align-items: center; justify-content: center;
  color: white;
  overflow: hidden;
}
.news-card-img::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.2), transparent 60%);
}
.news-card-emoji { font-size: 3.5rem; position: relative; z-index: 1; }
.news-card-badge {
  position: absolute; top: 0.8rem; left: 0.8rem;
  z-index: 2;
  padding: 0.25rem 0.6rem;
  background: rgba(0,0,0,0.25);
  backdrop-filter: blur(4px);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  color: white;
}
.news-card-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.news-card-meta { display: flex; align-items: center; gap: 0.4rem; font-size: 0.75rem; color: var(--ink-400); margin-bottom: 0.6rem; }
.news-card-cat { color: var(--brand); font-weight: 600; }
.news-card-title { font-size: 1.05rem; font-weight: 700; color: var(--ink); line-height: 1.4; margin-bottom: 0.6rem; }
.news-card-desc { font-size: 0.85rem; color: var(--ink-500); line-height: 1.55; flex: 1; }
.news-card-link { margin-top: 0.8rem; font-size: 0.85rem; color: var(--brand); font-weight: 600; }
.news-card-link:hover { color: var(--brand-3); }

.trust-mini {
  display: inline-flex; align-items: center; gap: 0.3rem;
  padding: 0.3rem 0.7rem;
  background: rgba(34,211,238,0.15);
  border: 1px solid rgba(34,211,238,0.3);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  color: #67e8f9;
}
.block-card-desc { font-size: 0.9rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 1rem; }
.block-card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.block-card-tags span { font-size: 0.7rem; padding: 4px 10px; background: var(--surface-2); color: var(--ink-2); border-radius: 999px; border: 1px solid var(--line); }

/* ============== 5 大产品卡 ============== */
.prod-card {
  position: relative;
  padding: 1.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  transition: all 0.35s;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.prod-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.prod-1:hover { border-color: rgba(34, 211, 238, 0.4); }
.prod-2:hover { border-color: rgba(236, 72, 153, 0.4); }
.prod-3:hover { border-color: rgba(79, 70, 229, 0.4); }
.prod-4:hover { border-color: rgba(245, 158, 11, 0.4); }
.prod-5:hover { border-color: rgba(168, 85, 247, 0.4); }

.prod-num { position: absolute; top: 1rem; right: 1.5rem; font-family: 'JetBrains Mono', monospace; font-size: 2.5rem; font-weight: 800; background: var(--text-grad); -webkit-background-clip: text; background-clip: text; color: transparent; opacity: 0.25; line-height: 1; }
.prod-badge { display: inline-block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; padding: 3px 10px; background: rgba(34, 211, 238, 0.1); color: #0891b2; border-radius: 4px; margin-bottom: 0.75rem; }
.prod-badge-pink { background: rgba(236, 72, 153, 0.1); color: #be185d; }
.prod-badge-cyan { background: rgba(79, 70, 229, 0.1); color: #4338ca; }
.prod-badge-gold { background: rgba(245, 158, 11, 0.1); color: #b45309; }
.prod-badge-purple { background: rgba(168, 85, 247, 0.1); color: #7e22ce; }
.prod-title { font-size: 1.4rem; font-weight: 800; color: var(--ink); margin-bottom: 0.4rem; }
.prod-sub { font-size: 0.8rem; color: var(--ink-2); margin-bottom: 1rem; }
.prod-list { list-style: none; padding: 0; margin: 0 0 1.25rem 0; }
.prod-list li { font-size: 0.78rem; color: var(--ink-2); padding: 3px 0; line-height: 1.5; }
.prod-list-center { display: inline-block; text-align: left; }
.prod-demo { background: var(--surface-2); border: 1px solid var(--line); border-radius: 1rem; padding: 1rem; }
.prod-demo-title { font-size: 0.65rem; letter-spacing: 0.2em; color: var(--brand); font-weight: 700; margin-bottom: 0.75rem; display: inline-flex; align-items: center; gap: 6px; }
.prod-demo-title.justify-center { display: flex; justify-content: center; }
.prod-demo-title::before { content: '●'; color: var(--brand-3); font-size: 0.5rem; }

/* 淘客宝 */
.taoke-pool { display: flex; flex-direction: column; gap: 6px; }
.taoke-row { display: flex; align-items: center; justify-content: space-between; padding: 6px 8px; background: var(--surface); border-radius: 0.5rem; font-size: 0.78rem; border-left: 3px solid var(--brand-3); animation: slide-in-right 0.5s ease backwards; box-shadow: var(--shadow-sm); }
.taoke-row:nth-child(1) { animation-delay: 0.1s; }
.taoke-row:nth-child(2) { animation-delay: 0.2s; }
.taoke-row:nth-child(3) { animation-delay: 0.3s; }
.taoke-row:nth-child(4) { animation-delay: 0.4s; }
.taoke-row:nth-child(5) { animation-delay: 0.5s; }
.taoke-co { color: var(--ink); font-weight: 500; }
.taoke-tag { font-size: 0.65rem; padding: 2px 8px; background: rgba(79, 70, 229, 0.1); color: #4338ca; border-radius: 999px; }
.taoke-tag-hot { background: rgba(245, 158, 11, 0.15); color: #b45309; animation: taoke-pulse 2s infinite; font-weight: 700; }
.taoke-row-new { border-left-color: #10b981; }
.taoke-tag-new { background: rgba(16, 185, 129, 0.15); color: #047857; font-weight: 700; }

/* 拉客宝 */
.lkb-screen { background: linear-gradient(180deg, #fafbff, #f3f6ff); border-radius: 0.75rem; padding: 0.75rem; border: 1px solid var(--line); }
.lkb-friend { font-size: 0.7rem; color: var(--ink-3); padding: 0.4rem 0; border-bottom: 1px solid var(--line); margin-bottom: 0.5rem; }
.lkb-ad { background: var(--surface); border-radius: 0.5rem; padding: 0.6rem; box-shadow: var(--shadow-sm); }
.lkb-ad-head { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.lkb-ad-avatar { width: 28px; height: 28px; border-radius: 8px; background: var(--brand-grad); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 0.75rem; }
.lkb-ad-name { font-size: 0.75rem; font-weight: 600; color: var(--ink); }
.lkb-ad-time { font-size: 0.6rem; color: var(--ink-3); }
.lkb-ad-text { font-size: 0.75rem; color: var(--ink); line-height: 1.4; margin-bottom: 0.4rem; }
.lkb-ad-img { height: 80px; background: var(--brand-grad); border-radius: 0.4rem; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm); }
.lkb-ad-img-inner { font-size: 0.7rem; color: #fff; font-weight: 600; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2); }
.lkb-ad-meta { display: flex; gap: 0.75rem; font-size: 0.7rem; color: var(--ink-3); padding-top: 0.4rem; border-top: 1px solid var(--line); margin-top: 0.4rem; }

/* 名片访客洞察 */
.card-visitors { display: flex; flex-direction: column; gap: 0.5rem; }
.card-visitor-row { display: flex; align-items: center; gap: 0.5rem; font-size: 0.75rem; }
.card-visitor-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.card-visitor-online { background: #10b981; box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2); animation: taoke-pulse 2s infinite; }
.card-visitor-name { flex: 1; color: var(--ink); }
.card-visitor-time { color: var(--brand); font-weight: 600; font-family: 'JetBrains Mono', monospace; }
.card-visitor-bar { height: 4px; background: var(--bg-2); border-radius: 2px; overflow: hidden; }
.card-visitor-fill { height: 100%; width: 0; background: linear-gradient(90deg, #10b981, var(--brand-3)); border-radius: 2px; animation: visitor-bar-grow 2s ease-out forwards; }
.card-visitor-pages { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 0.25rem; }
.card-visitor-page { font-size: 0.65rem; padding: 2px 6px; background: var(--surface); color: var(--ink-2); border-radius: 4px; border: 1px solid var(--line); }
.card-visitor-page-hot { background: rgba(245, 158, 11, 0.1); color: #b45309; border-color: rgba(245, 158, 11, 0.2); font-weight: 600; }

/* 客服对话 */
.chat-mini { display: flex; flex-direction: column; gap: 6px; }
.chat-mini-center { align-items: center; }
.chat-mini-center .chat-mini-bubble { margin-left: auto; margin-right: auto; }
.chat-mini-bubble { font-size: 0.75rem; line-height: 1.5; padding: 6px 10px; border-radius: 0.6rem; max-width: 90%; }
.chat-mini-c { background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-top-left-radius: 0; align-self: flex-start; }
.chat-mini-ai { background: var(--brand-grad); color: #fff; border-top-right-radius: 0; align-self: flex-end; }

/* 陪练 */
.coach-mini-stat { text-align: center; margin-bottom: 0.5rem; }
.coach-mini-num { font-size: 2rem; font-weight: 800; font-family: 'JetBrains Mono', monospace; background: linear-gradient(135deg, #a855f7, var(--brand-3)); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.coach-mini-label { font-size: 0.65rem; color: var(--ink-3); margin-top: 2px; }
.coach-mini-bars { display: flex; flex-direction: column; gap: 5px; }
.coach-mini-bars-center { max-width: 260px; margin: 0 auto; }
.coach-mini-row { display: grid; grid-template-columns: 56px 1fr 24px; gap: 6px; align-items: center; font-size: 0.7rem; color: var(--ink-2); }
.coach-mini-bar { height: 4px; background: var(--bg-2); border-radius: 2px; overflow: hidden; }
.coach-mini-bar i { display: block; height: 100%; border-radius: 2px; width: var(--w, 0%); background: linear-gradient(90deg, #a855f7, var(--brand-3)); animation: sentry-meter 2s ease-out forwards; }

/* ============== 闭环引擎 ============== */
.loop-stage { position: relative; width: 100%; max-width: 700px; aspect-ratio: 1; margin: 0 auto; }
.loop-center { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 160px; height: 160px; border-radius: 50%; background: var(--brand-grad); display: flex; align-items: center; justify-content: center; z-index: 2; box-shadow: 0 20px 50px -10px rgba(79, 70, 229, 0.5); animation: pulse-glow 3s infinite; }
.loop-center-inner { background: var(--white); width: 140px; height: 140px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; box-shadow: inset 0 0 0 1px var(--line); }
.loop-center-text { font-size: 1.05rem; font-weight: 800; color: var(--ink); }
.loop-center-sub { font-size: 0.7rem; color: var(--brand); margin-top: 4px; font-weight: 700; }
.loop-ring { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; pointer-events: none; }
.loop-svg { width: 100%; height: 100%; }
.loop-circle-anim { stroke-dasharray: 8 4; animation: dash-rotate 20s linear infinite; }
.loop-node { position: absolute; width: 150px; padding: 1rem; background: var(--white); border: 1px solid var(--line); border-radius: 1rem; text-align: center; backdrop-filter: blur(10px); transition: all 0.3s; box-shadow: var(--shadow-md); }
.loop-node:hover { transform: scale(1.05); border-color: var(--brand); box-shadow: var(--shadow-glow); }
.loop-node-1 { top: 5%; left: 50%; transform: translateX(-50%); }
.loop-node-2 { top: 50%; right: 0; transform: translateY(-50%); }
.loop-node-3 { bottom: 5%; left: 50%; transform: translateX(-50%); }
.loop-node-4 { top: 50%; left: 0; transform: translateY(-50%); }
.loop-node-1:hover, .loop-node-3:hover { transform: translateX(-50%) scale(1.05); }
.loop-node-2:hover, .loop-node-4:hover { transform: translateY(-50%) scale(1.05); }
.loop-node-step { font-size: 0.6rem; font-weight: 700; letter-spacing: 0.2em; color: var(--ink-3); margin-bottom: 4px; }
.loop-node-name { font-size: 1.2rem; font-weight: 800; color: var(--ink); margin-bottom: 0.25rem; }
.loop-node-product { font-size: 0.75rem; font-weight: 700; color: var(--brand); margin-bottom: 0.4rem; }
.loop-node p { font-size: 0.7rem; color: var(--ink-2); line-height: 1.4; }

@media (max-width: 768px) {
  .loop-stage { max-width: 400px; }
  .loop-node { width: 110px; padding: 0.7rem; }
  .loop-node-name { font-size: 0.9rem; }
  .loop-center { width: 110px; height: 110px; }
  .loop-center-inner { width: 92px; height: 92px; }
}

/* ============== 3 大 Agent ============== */
.brain-card { position: relative; padding: 2rem 1.75rem; border-radius: 1.5rem; background: var(--white); border: 1px solid var(--line); overflow: hidden; transition: all 0.4s; box-shadow: var(--shadow-sm); }
.brain-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.brain-num { position: absolute; top: 1rem; right: 1.5rem; font-family: 'JetBrains Mono', monospace; font-size: 3rem; font-weight: 800; background: var(--text-grad); -webkit-background-clip: text; background-clip: text; color: transparent; opacity: 0.3; line-height: 1; }
.brain-icon { width: 3.5rem; height: 3.5rem; border-radius: 1rem; display: flex; align-items: center; justify-content: center; color: #fff; margin-bottom: 1.25rem; box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.15); }
.brain-icon svg { width: 1.75rem; height: 1.75rem; }
.brain-icon-1 { background: linear-gradient(135deg, #22d3ee, #0891b2); }
.brain-icon-2 { background: linear-gradient(135deg, #f59e0b, #d97706); }
.brain-icon-3 { background: linear-gradient(135deg, #a855f7, #7e22ce); }
.brain-title { font-size: 1.4rem; font-weight: 800; color: var(--ink); margin-bottom: 0.4rem; }
.brain-sub { font-size: 0.8rem; color: var(--ink-2); margin-bottom: 1rem; }
.brain-list { list-style: none; padding: 0; margin: 0; }
.brain-list li { font-size: 0.8rem; color: var(--ink-2); padding: 4px 0; line-height: 1.5; }

/* ============== 6 大场景 ============== */
.scene-emoji-card { padding: 1.75rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1.5rem; transition: all 0.3s; box-shadow: var(--shadow-sm); }
.scene-emoji-card:hover { transform: translateY(-3px); border-color: var(--brand); box-shadow: var(--shadow-lg); }
.scene-emoji { font-size: 2.5rem; margin-bottom: 0.75rem; }
.scene-emoji-card h3 { font-size: 1.2rem; font-weight: 800; color: var(--ink); margin-bottom: 0.5rem; }
.scene-emoji-card p { font-size: 0.85rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 0.75rem; }
.scene-emoji-tags { display: flex; flex-wrap: wrap; gap: 4px; }
.scene-emoji-tags span { font-size: 0.7rem; padding: 2px 8px; background: rgba(79, 70, 229, 0.08); color: #4338ca; border-radius: 999px; }

/* ============== 技术底座 ============== */
.model-mini { padding: 1.25rem 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1rem; text-align: center; transition: all 0.3s; box-shadow: var(--shadow-sm); }
.model-mini:hover { transform: translateY(-3px); border-color: var(--brand); box-shadow: var(--shadow-md); }
.model-mini-icon { font-size: 1.5rem; margin-bottom: 0.4rem; }
.model-mini-title { font-size: 0.8rem; font-weight: 700; color: var(--ink); }
.model-mini-sub { font-size: 0.65rem; color: var(--ink-2); margin-top: 0.1rem; }

.tech-pill { padding: 1.5rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1.25rem; transition: all 0.3s; box-shadow: var(--shadow-sm); }
.tech-pill:hover { border-color: var(--brand); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.tech-pill-num { font-family: 'JetBrains Mono', monospace; font-size: 0.85rem; font-weight: 700; color: var(--brand); margin-bottom: 0.5rem; }
.tech-pill-title { font-size: 1.1rem; font-weight: 800; color: var(--ink); margin-bottom: 0.75rem; }
.tech-pill-list { list-style: none; padding: 0; }
.tech-pill-list li { font-size: 0.85rem; color: var(--ink-2); padding: 4px 0; line-height: 1.5; }

/* 多语言 */
.i18n-stage { position: relative; display: flex; align-items: center; justify-content: center; min-height: 320px; padding: 1rem; }
.i18n-grid { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(70px, 1fr)); gap: 8px; opacity: 0.85; }
.i18n-tile { padding: 0.5rem 0.4rem; background: var(--surface); border: 1px solid var(--line); border-radius: 0.5rem; text-align: center; font-size: 0.75rem; color: var(--ink-2); font-weight: 500; transition: all 0.3s; box-shadow: var(--shadow-sm); }
.i18n-tile:hover { background: var(--brand); color: #fff; transform: scale(1.05); box-shadow: 0 8px 20px -5px rgba(79, 70, 229, 0.4); }
.i18n-tile-name {
  /* 国家名称 tile — 字号与原 emoji tile 保持一致 */
  font-size: 0.8rem;
  line-height: 1.3;
  padding: 0.4rem 0.3rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
}
.i18n-tile-name:hover {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
  transform: scale(1.06);
  box-shadow: 0 10px 24px -6px rgba(79, 70, 229, 0.4);
}
.i18n-counter { position: relative; z-index: 2; text-align: center; padding: 2rem; background: var(--white); backdrop-filter: blur(20px); border-radius: 1.5rem; border: 1px solid var(--line); box-shadow: var(--shadow-lg); }
.i18n-counter-num { font-size: 5rem; font-weight: 900; font-family: 'JetBrains Mono', monospace; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.i18n-counter-label { font-size: 0.8rem; color: var(--brand); letter-spacing: 0.2em; margin-top: 0.5rem; font-weight: 600; }

/* ============== 合作模式 ============== */
.plan-card { padding: 2rem 1.5rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1.5rem; position: relative; transition: all 0.3s; display: flex; flex-direction: column; box-shadow: var(--shadow-sm); }
.plan-card:hover { transform: translateY(-4px); border-color: var(--brand); box-shadow: var(--shadow-lg); }
.plan-card-hot { background: linear-gradient(180deg, rgba(79, 70, 229, 0.05), rgba(34, 211, 238, 0.03)); border-color: var(--brand); box-shadow: var(--shadow-glow); }
.plan-badge { display: inline-block; align-self: flex-start; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; color: #4338ca; padding: 4px 10px; background: rgba(79, 70, 229, 0.1); border-radius: 4px; margin-bottom: 1rem; }
.plan-badge-hot { background: var(--brand-grad); color: #fff; }
.plan-title { font-size: 1.4rem; font-weight: 800; color: var(--ink); margin-bottom: 0.75rem; }
.plan-desc { font-size: 0.85rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 1.25rem; min-height: 60px; }
.plan-list { list-style: none; padding: 0; margin: 0 0 1.5rem 0; }
.plan-list li { font-size: 0.8rem; color: var(--ink-2); padding: 4px 0; }
.plan-btn { display: inline-block; text-align: center; padding: 0.75rem 1.25rem; background: var(--surface-2); border: 1px solid var(--line); border-radius: 0.6rem; color: var(--ink); font-weight: 600; font-size: 0.85rem; margin-top: auto; transition: all 0.3s; }
.plan-btn:hover { background: var(--brand-grad); color: #fff; border-color: transparent; box-shadow: 0 10px 25px -5px rgba(79, 70, 229, 0.4); }

/* ============== 流程 + 技术 ============== */
.flow-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1.25rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1rem; transition: all 0.3s; box-shadow: var(--shadow-sm); }
.flow-item:hover { border-color: var(--brand); transform: translateX(4px); box-shadow: var(--shadow-md); }
.flow-dot { width: 2rem; height: 2rem; border-radius: 50%; background: var(--brand-grad); color: #fff; font-weight: 800; font-size: 0.9rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 8px 20px -5px rgba(79, 70, 229, 0.4); }
.flow-title { font-size: 1.1rem; font-weight: 700; color: var(--ink); margin-bottom: 0.25rem; }
.flow-desc { font-size: 0.85rem; color: var(--ink-2); line-height: 1.6; }

.sup-card { padding: 1.25rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1rem; transition: all 0.3s; box-shadow: var(--shadow-sm); }
.sup-card:hover { transform: translateY(-3px); border-color: var(--brand); box-shadow: var(--shadow-md); }
.sup-icon { font-size: 1.75rem; margin-bottom: 0.5rem; }
.sup-title { font-size: 0.95rem; font-weight: 700; color: var(--ink); margin-bottom: 0.4rem; }
.sup-desc { font-size: 0.8rem; color: var(--ink-2); line-height: 1.5; }

/* ============== 表单 ============== */
.form-label { display: block; font-size: 0.85rem; color: var(--ink); margin-bottom: 0.4rem; font-weight: 500; }
.form-input { width: 100%; padding: 0.75rem 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: 0.6rem; color: var(--ink); font-size: 0.95rem; transition: all 0.2s; font-family: inherit; }
.form-input::placeholder { color: var(--ink-3); }
.form-input:focus { outline: none; border-color: var(--brand); background: var(--white); box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1); }
textarea.form-input { resize: vertical; min-height: 90px; }
select.form-input { cursor: pointer; }
select.form-input option { background: var(--white); color: var(--ink); }

.prod-checkbox { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; font-size: 0.8rem; color: var(--ink-2); cursor: pointer; transition: all 0.2s; }
.prod-checkbox:hover { background: rgba(79, 70, 229, 0.05); border-color: var(--brand); color: var(--ink); }
.prod-checkbox input { accent-color: var(--brand); }

/* ============== AI 装饰元素 ============== */

/* AI 芯片图标 */
.ai-chip {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  position: relative;
  color: var(--brand);
}
.ai-chip::before {
  content: ''; position: absolute; inset: -4px;
  border-radius: 16px;
  background: var(--brand-grad);
  opacity: 0.1;
  z-index: -1;
}

/* 神经网格装饰 */
.ai-neural {
  position: absolute;
  pointer-events: none;
  opacity: 0.4;
}

/* 浮动 AI 标签 */
.ai-tag-float {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--ink-2);
  box-shadow: var(--shadow-sm);
}
.ai-tag-float::before {
  content: ''; width: 14px; height: 14px;
  background: var(--brand-grad);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'><circle cx='12' cy='12' r='3'/><path d='M12 1v6M12 17v6M4.22 4.22l4.24 4.24M15.54 15.54l4.24 4.24M1 12h6M17 12h6M4.22 19.78l4.24-4.24M15.54 8.46l4.24-4.24'/></svg>") center/contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'><circle cx='12' cy='12' r='3'/><path d='M12 1v6M12 17v6M4.22 4.22l4.24 4.24M15.54 15.54l4.24 4.24M1 12h6M17 12h6M4.22 19.78l4.24-4.24M15.54 8.46l4.24-4.24'/></svg>") center/contain no-repeat;
  background: var(--brand-grad);
}

/* Footer 装饰 */
.footer-chip-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.05;
  background-image:
    linear-gradient(45deg, var(--brand) 25%, transparent 25%),
    linear-gradient(-45deg, var(--brand) 25%, transparent 25%);
  background-size: 20px 20px;
}

/* ============== 联系页 · 4 种联系方式 ============== */
.contact-method-card {
  padding: 1.75rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  text-align: center;
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}
.contact-method-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--brand); }
.contact-method-icon {
  width: 3.5rem; height: 3.5rem;
  border-radius: 1rem;
  display: flex; align-items: center; justify-content: center;
  color: #fff; margin: 0 auto 0.75rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.15);
}
.contact-method-card h3 { font-size: 1.05rem; font-weight: 800; color: var(--ink); margin-bottom: 0.5rem; }
.contact-method-main { font-size: 1.1rem; font-weight: 700; color: var(--brand-600); margin: 0.5rem 0; word-break: break-all; }
.contact-method-sub { font-size: 0.8rem; color: var(--ink-3); margin-bottom: 0.75rem; }
.contact-method-btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--surface-2);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink);
  transition: all 0.3s;
}
.contact-method-btn:hover { background: var(--brand-grad); color: #fff; }

/* ============== 首页 · 4 个大数据卡 ============== */
.metric-stat-card {
  padding: 1.75rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  text-align: center;
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}
.metric-stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--brand); }
.metric-stat-num {
  font-size: 2.5rem; font-weight: 900;
  line-height: 1;
  font-family: 'JetBrains Mono', monospace;
}
.metric-stat-label { font-size: 0.85rem; color: var(--ink-2); margin-top: 0.5rem; }

/* ============== 系统展示 (产品页) ============== */
.system-shot {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  cursor: zoom-in;
}
.system-shot:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.system-shot img { display: block; width: 100%; height: auto; }
.system-shot-label {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 1rem 1.25rem;
  background: linear-gradient(to top, rgba(5,7,20,0.92) 0%, rgba(5,7,20,0.5) 70%, transparent 100%);
  color: #fff;
}
.system-shot-name { font-size: 0.95rem; font-weight: 800; }
.system-shot-desc { font-size: 0.75rem; color: rgba(255,255,255,0.8); margin-top: 0.2rem; }
.system-shot-full { margin-bottom: 2rem; }
.system-shot-full .system-shot-name { font-size: 1.15rem; }
.system-shot-full .system-shot-desc { font-size: 0.85rem; }

.system-thumb {
  position: relative;
  display: block;
  border-radius: 0.75rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  cursor: zoom-in;
}
.system-thumb:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--brand); }
.system-thumb img { display: block; width: 100%; height: 140px; object-fit: cover; object-position: top; }
.system-thumb-cap {
  padding: 0.5rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.system-phone {
  position: relative;
  display: block;
  border-radius: 0.75rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  cursor: zoom-in;
}
.system-phone:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--brand); }
.system-phone img { display: block; width: 100%; height: 200px; object-fit: cover; object-position: top; }
.system-phone-cap {
  padding: 0.5rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--surface);
  border-top: 1px solid var(--line);
  text-align: center;
}

.system-scene {
  position: relative;
  display: block;
  border-radius: 1rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  cursor: zoom-in;
}
.system-scene:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--brand); }
.system-scene img { display: block; width: 100%; height: 220px; object-fit: cover; object-position: top; }
.system-scene-cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 0.75rem 1rem;
  background: linear-gradient(to top, rgba(5,7,20,0.92) 0%, rgba(5,7,20,0.5) 70%, transparent 100%);
}

#lightbox { display: none; }
#lightbox.flex { display: flex; }


/* ============== 视频 Demo 演示 ============== */
.video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--line);
}
.video-el {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #000;
}
.video-overlay-top {
  position: absolute;
  top: 1rem; left: 1rem;
  display: flex; align-items: center; gap: 0.5rem;
  pointer-events: none;
  z-index: 2;
}
.video-duration {
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.65);
  color: #fff;
  font-size: 0.75rem;
  border-radius: 4px;
  backdrop-filter: blur(8px);
}
.video-info-card {
  padding: 1.25rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
  text-align: left;
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}
.video-info-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--brand); }
.video-info-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem; font-weight: 700;
  color: var(--brand);
  margin-bottom: 0.4rem;
}
.video-info-card h4 { font-size: 1.05rem; font-weight: 800; color: var(--ink); margin-bottom: 0.3rem; }
.video-info-card p { font-size: 0.8rem; color: var(--ink-2); line-height: 1.5; }
.video-code {
  display: inline-block;
  padding: 2px 8px;
  background: var(--ink-900);
  color: #22d3ee;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85em;
  border-radius: 4px;
  margin: 0 2px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}
.faq-item[open] { border-color: var(--brand); }
.faq-item summary {
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 1rem;
}
.faq-item summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--brand);
  transition: transform 0.3s;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item p { margin-top: 0.75rem; color: var(--ink-2); font-size: 0.9rem; line-height: 1.6; }

/* ============== 客户案例 (关于我们页) ============== */
.case-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  overflow: hidden;
  transition: all 0.35s;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--brand); }
.case-card-cover {
  height: 180px;
  background: var(--brand-grad);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.case-card-cover::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.2), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.15), transparent 50%);
}
.case-card-cover-emoji { font-size: 5rem; position: relative; z-index: 1; }
.case-card-tag {
  position: absolute; top: 1rem; left: 1rem;
  padding: 4px 10px;
  background: rgba(255,255,255,0.95);
  color: var(--brand-600);
  font-size: 0.7rem; font-weight: 700;
  border-radius: 999px;
  letter-spacing: 0.05em;
  z-index: 1;
}
.case-card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.case-card-title { font-size: 1.15rem; font-weight: 800; color: var(--ink); margin-bottom: 0.5rem; }
.case-card-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.case-card-tag-sm { font-size: 0.7rem; padding: 2px 8px; background: var(--surface-2); color: var(--ink-2); border-radius: 4px; }
.case-card-desc { font-size: 0.85rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 1rem; }
.case-card-kpi {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.case-kpi-cell { text-align: center; }
.case-kpi-num {
  font-size: 1.4rem; font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  background: var(--text-grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  line-height: 1;
}
.case-kpi-label { font-size: 0.65rem; color: var(--ink-3); margin-top: 0.25rem; }

.case-quote {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.04), rgba(34, 211, 238, 0.02));
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  border-radius: 1rem;
  padding: 1.5rem 1.75rem;
  margin-top: 1rem;
}
.case-quote-text { font-size: 0.95rem; color: var(--ink); line-height: 1.6; font-style: italic; }
.case-quote-author { font-size: 0.8rem; color: var(--ink-3); margin-top: 0.5rem; }

.case-industry-tile {
  padding: 1.25rem 0.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  transition: all 0.3s;
  line-height: 1.5;
  cursor: default;
}
.case-industry-tile:hover { transform: translateY(-3px); border-color: var(--brand); box-shadow: var(--shadow-md); }

/* 数据流装饰 */
.ai-data-line {
  position: absolute;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, var(--brand), transparent);
  width: 1px;
  opacity: 0.2;
}

/* ===== 抽象卡配图 ===== */
.about-block-image {
  background-size: cover;
  background-position: center;
  position: relative;
  color: white !important;
  border-color: transparent !important;
  overflow: hidden;
}
.about-block-image::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.85), rgba(34,211,238,0.75));
}
.about-block-image > * { position: relative; z-index: 1; }
.about-block-image .about-block-label { color: rgba(255,255,255,0.85) !important; }
.about-block-image p { color: white !important; }
.about-block-image b { color: white !important; font-weight: 700; }
.about-block-image.about-block-highlight::before { background: linear-gradient(135deg, rgba(168,85,247,0.85), rgba(236,72,153,0.75)); }

/* ===== 客户 logo + 真 logo 图 ===== */
.trust-logo { flex-direction: column; gap: 0.4rem; }
.trust-logo-img { width: 40px; height: 40px; object-fit: contain; }
.trust-logo-text { font-size: 0.75rem; color: var(--ink-2); }
.trust-logo-text-only { font-size: 0.85rem; }

/* ===== 新闻卡配图 ===== */
.news-card-img-pic {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.55;
  mix-blend-mode: overlay;
}
.news-card-img .news-card-emoji { display: none; }

/* ===== 138 国旗压缩 ===== */
.tech-stat {
  text-align: center;
  padding: 1.5rem 1rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
}
.tech-stat-num { font-size: 2.5rem; font-weight: 800; line-height: 1.1; }
.tech-stat-label { font-size: 0.8rem; color: var(--ink-2); margin-top: 0.4rem; font-weight: 500; }
.tech-stat-highlight { background: linear-gradient(135deg, rgba(99,102,241,0.04), rgba(34,211,238,0.04)); border-color: var(--brand); }
.i18n-compact-grid {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  justify-content: center;
  max-width: 900px; margin: 0 auto;
}
.i18n-compact-tile {
  padding: 0.35rem 0.7rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--ink-2);
  font-weight: 500;
  transition: all 0.2s;
}
.i18n-compact-tile:hover { background: var(--brand); color: white; border-color: var(--brand); transform: scale(1.05); }

/* ===== 视频占位 ===== */
.video-placeholder {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background-size: cover;
  background-position: center;
  background-color: var(--ink-900);
  border-radius: 0.75rem;
  overflow: hidden;
  cursor: pointer;
}
.video-placeholder::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,0.6), rgba(99,102,241,0.4));
}
.video-placeholder-overlay {
  position: relative; z-index: 1;
  height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: white;
  text-align: center;
  padding: 1rem;
}
.video-play-btn {
  width: 80px; height: 80px;
  border-radius: 999px;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  border: 2px solid rgba(255,255,255,0.4);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.3s;
}
.video-placeholder:hover .video-play-btn { background: rgba(255,255,255,0.35); transform: scale(1.1); }

/* ===== 价格卡 ===== */
.pricing-card {
  position: relative;
  background: white;
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 2rem 1.5rem;
  transition: all 0.3s;
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px -8px rgba(0,0,0,0.1); border-color: var(--brand); }
.pricing-card-hot { background: linear-gradient(135deg, rgba(99,102,241,0.03), rgba(34,211,238,0.03)); border: 2px solid var(--brand); transform: scale(1.05); }
.pricing-card-hot:hover { transform: scale(1.05) translateY(-4px); }
.pricing-tag {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--brand), var(--brand-3));
  color: white; font-size: 0.72rem; font-weight: 700;
  padding: 0.25rem 0.8rem; border-radius: 999px;
}
.pricing-tier { font-size: 1.1rem; font-weight: 700; color: var(--ink-2); margin-bottom: 0.8rem; }
.pricing-card-hot .pricing-tier { color: var(--brand); }
.pricing-amount { display: flex; align-items: baseline; gap: 0.15rem; margin-bottom: 0.4rem; }
.pricing-currency { font-size: 1rem; color: var(--ink-2); font-weight: 600; }
.pricing-num { font-size: 2.6rem; font-weight: 800; color: var(--ink); }
.pricing-period-inline { font-size: 0.85rem; color: var(--ink-2); margin-left: 0.2rem; }
.pricing-period { font-size: 0.8rem; color: var(--ink-2); margin-bottom: 1.2rem; }
.pricing-list { list-style: none; padding: 0; margin: 0 0 1.5rem; space-y: 0.5rem; }
.pricing-list li { font-size: 0.85rem; color: var(--ink-2); padding: 0.3rem 0; }
.pricing-btn { display: block; text-align: center; padding: 0.7rem 1.5rem; border-radius: 999px; font-weight: 600; font-size: 0.9rem; transition: all 0.3s; }
.pricing-btn-ghost { background: white; border: 1px solid var(--ink-200); color: var(--ink); }
.pricing-btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.pricing-btn-solid { background: linear-gradient(135deg, var(--brand), var(--brand-3)); color: white; box-shadow: 0 6px 16px -4px rgba(99,102,241,0.4); }
.pricing-btn-solid:hover { transform: scale(1.05); box-shadow: 0 10px 24px -4px rgba(99,102,241,0.5); }

/* ===== 团队卡 ===== */
.team-card { text-align: center; background: white; border: 1px solid var(--line); border-radius: 1rem; padding: 1.5rem 1rem; transition: all 0.3s; }
.team-card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px -6px rgba(0,0,0,0.1); border-color: var(--brand); }
.team-avatar { width: 100px; height: 100px; margin: 0 auto 1rem; border-radius: 9999px; overflow: hidden; box-shadow: 0 8px 20px -6px rgba(99,102,241,0.3); }
.team-avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-name { font-size: 1.1rem; font-weight: 700; color: var(--ink); margin-bottom: 0.2rem; }
.team-role { font-size: 0.85rem; color: var(--brand); font-weight: 600; margin-bottom: 0.8rem; }
.team-bio { font-size: 0.8rem; color: var(--ink-2); line-height: 1.55; margin-bottom: 0.8rem; }
.team-tag { display: inline-block; padding: 0.2rem 0.7rem; background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(34,211,238,0.08)); color: var(--brand); border-radius: 999px; font-size: 0.75rem; font-weight: 600; }

/* ===== Hero 产品快速入口 ===== */
.hero-image-wrap { position: relative; }
.hero-product-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.2rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}
.hero-product-card:hover { transform: translateY(-3px); box-shadow: 0 16px 32px -8px rgba(99,102,241,0.15); border-color: var(--brand); }
.hero-product-icon {
  width: 52px; height: 52px;
  border-radius: 0.8rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  box-shadow: 0 6px 16px -4px rgba(99,102,241,0.3);
}
.hero-product-arrow { color: var(--ink-400); font-size: 1.2rem; font-weight: 700; transition: all 0.3s; }
.hero-product-card:hover .hero-product-arrow { color: var(--brand); transform: translateX(4px); }

/* ===== 5 大产品快速导航 chip ===== */
.prod-quick-chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-2);
  transition: all 0.2s;
}
.prod-quick-chip:hover { background: var(--brand); color: white; border-color: var(--brand); transform: translateY(-2px); }
.prod-quick-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  background: var(--brand);
  color: white;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 800;
}
.prod-quick-arrow { color: var(--ink-400); font-size: 0.9rem; }

/* ===== 4 大痛点 对应表 ===== */
.pain-th { padding: 1rem 1.2rem; text-align: left; font-weight: 700; color: var(--ink); font-size: 0.95rem; }
.pain-th-pain { width: 38%; color: #dc2626; }
.pain-th-arrow { width: 8%; text-align: center !important; color: var(--ink-400); }
.pain-th-product { color: var(--brand); }
.pain-row { border-top: 1px solid var(--line); transition: background 0.2s; }
.pain-row:hover { background: linear-gradient(90deg, rgba(99,102,241,0.03), rgba(34,211,238,0.03)); }
.pain-cell-pain, .pain-cell-product { padding: 1.1rem 1.2rem; vertical-align: top; }
.pain-cell-arrow { text-align: center; color: var(--brand); font-size: 1.2rem; font-weight: 700; vertical-align: middle; }
.pain-cell-title { font-weight: 700; color: var(--ink); font-size: 0.95rem; margin-bottom: 0.3rem; }
.pain-cell-desc { font-size: 0.78rem; color: var(--ink-2); line-height: 1.5; }
.pain-product-tag { display: inline-block; padding: 0.3rem 0.7rem; background: linear-gradient(135deg, var(--brand), var(--brand-3)); color: white; border-radius: 999px; font-size: 0.8rem; font-weight: 700; margin-bottom: 0.4rem; }

/* ===== 视频轮播 ===== */
.video-carousel { position: relative; width: 100%; aspect-ratio: 16/9; border-radius: 0.75rem; overflow: hidden; }
.video-carousel-track { display: flex; width: 300%; height: 100%; transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); }
.video-slide { width: 33.333%; height: 100%; background-size: cover; background-position: center; position: relative; }
.video-slide-label { position: absolute; bottom: 1.5rem; left: 1.5rem; background: rgba(0,0,0,0.6); backdrop-filter: blur(8px); color: white; padding: 0.4rem 1rem; border-radius: 999px; font-size: 0.8rem; font-weight: 600; }
.video-slide-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 999px; background: rgba(255,255,255,0.9); border: none; font-size: 1.5rem; color: var(--brand); cursor: pointer; z-index: 5; box-shadow: 0 4px 12px rgba(0,0,0,0.15); transition: all 0.2s; }
.video-slide-arrow:hover { background: white; transform: translateY(-50%) scale(1.1); }
.video-slide-prev { left: 1rem; }
.video-slide-next { right: 1rem; }
.video-slide-dots { position: absolute; bottom: 1rem; left: 50%; transform: translateX(-50%); display: flex; gap: 0.5rem; z-index: 5; }
.video-slide-dot { width: 8px; height: 8px; border-radius: 999px; background: rgba(255,255,255,0.5); cursor: pointer; transition: all 0.2s; border: none; }
.video-slide-dot.active { background: white; width: 24px; }
.video-slide-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; background: linear-gradient(135deg, rgba(15,23,42,0.55), rgba(99,102,241,0.45)); color: white; z-index: 4; pointer-events: none; }
.video-slide-cta { font-size: 1.5rem; font-weight: 800; margin-bottom: 0.5rem; }
.video-slide-sub { font-size: 0.85rem; opacity: 0.85; }
.video-play-btn { width: 80px; height: 80px; border-radius: 999px; background: rgba(255,255,255,0.2); backdrop-filter: blur(8px); border: 2px solid rgba(255,255,255,0.4); display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; }

/* ===== 6 大场景 配图卡 ===== */
.scene-image-card { background: white; border: 1px solid var(--line); border-radius: 1rem; overflow: hidden; transition: all 0.3s; }
.scene-image-card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px -8px rgba(0,0,0,0.1); border-color: var(--brand); }
.scene-image { height: 160px; background-size: cover; background-position: center; position: relative; }
.scene-image::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.3)); }
.scene-image-body { padding: 1.2rem; }
.scene-image-body h3 { font-size: 1.15rem; font-weight: 800; color: var(--ink); margin: 0.5rem 0; }
.scene-image-body p { font-size: 0.85rem; color: var(--ink-2); line-height: 1.55; margin-bottom: 0.8rem; }
.scene-image-tags { display: flex; gap: 0.4rem; }
.scene-image-tags span { padding: 0.2rem 0.6rem; background: var(--ink-50); border: 1px solid var(--line); border-radius: 999px; font-size: 0.7rem; color: var(--ink-2); font-weight: 500; }

/* ===== 对比表 ===== */
.vs-th { padding: 1.2rem 1.5rem; text-align: left; font-weight: 700; font-size: 0.95rem; }
.vs-th-feature { width: 22%; }
.vs-th-old { width: 35%; color: rgba(255,255,255,0.7); }
.vs-th-new { width: 43%; color: #22d3ee; }
.vs-row { border-top: 1px solid var(--line); transition: background 0.2s; }
.vs-row:hover { background: linear-gradient(90deg, rgba(34,211,238,0.04), rgba(99,102,241,0.04)); }
.vs-row td { padding: 1rem 1.5rem; vertical-align: top; font-size: 0.9rem; }
.vs-feature { color: var(--ink); font-weight: 600; background: var(--ink-50); }
.vs-old { color: var(--ink-2); text-decoration: line-through; text-decoration-color: rgba(220,38,38,0.4); }
.vs-new { color: var(--ink); font-weight: 600; position: relative; }
.vs-new::before { content: '✓'; color: #10b981; font-weight: 800; margin-right: 0.4rem; }
.vs-row-price { background: linear-gradient(90deg, rgba(99,102,241,0.05), rgba(34,211,238,0.05)); }
.vs-row-price .vs-new { color: var(--brand); font-weight: 700; }

/* ===== 客户证言墙 ===== */
.testimonial-card { position: relative; padding: 2rem 1.8rem 1.5rem; background: white; border: 1px solid var(--line); border-radius: 1rem; box-shadow: 0 4px 12px -2px rgba(0,0,0,0.04); transition: all 0.3s; }
.testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px -8px rgba(99,102,241,0.15); border-color: var(--brand); }
.testimonial-quote-mark { position: absolute; top: -0.5rem; left: 1.5rem; font-size: 4rem; line-height: 1; font-family: Georgia, serif; color: var(--brand); opacity: 0.2; font-weight: 800; }
.testimonial-text { font-size: 0.95rem; line-height: 1.7; color: var(--ink); margin-bottom: 1.2rem; }
.testimonial-rating { display: flex; align-items: center; gap: 0.3rem; margin-bottom: 1.5rem; padding-bottom: 1.2rem; border-bottom: 1px dashed var(--line); }
.testimonial-star { color: #f59e0b; font-size: 1rem; }
.testimonial-metric { margin-left: auto; font-size: 0.8rem; color: var(--ink-2); }
.testimonial-metric b { color: var(--brand); font-weight: 700; }
.testimonial-author { display: flex; align-items: center; gap: 0.8rem; }
.testimonial-avatar { width: 48px; height: 48px; border-radius: 999px; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.2rem; font-weight: 700; flex-shrink: 0; }
.testimonial-name { font-size: 0.95rem; font-weight: 700; color: var(--ink); }
.testimonial-role { font-size: 0.75rem; color: var(--ink-2); }

/* ===== 联系页 合作伙伴 + 网络数据 ===== */
.contact-partner { text-align: center; padding: 1.2rem 0.8rem; background: white; border: 1px solid var(--line); border-radius: 0.75rem; transition: all 0.3s; }
.contact-partner:hover { transform: translateY(-3px); box-shadow: 0 12px 24px -6px rgba(99,102,241,0.15); border-color: var(--brand); }
.contact-partner-icon { width: 44px; height: 44px; margin: 0 auto 0.6rem; border-radius: 0.7rem; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: white; box-shadow: 0 6px 14px -4px rgba(99,102,241,0.3); }
.contact-partner-name { font-size: 0.9rem; font-weight: 700; color: var(--ink); }
.contact-partner-role { font-size: 0.7rem; color: var(--ink-2); margin-top: 0.2rem; }

.contact-network-stat { text-align: center; padding: 1.5rem 1rem; background: white; border: 1px solid var(--line); border-radius: 0.75rem; }
.contact-network-num { font-size: 2.5rem; font-weight: 800; line-height: 1.1; }
.contact-network-label { font-size: 0.85rem; color: var(--ink-2); margin-top: 0.3rem; font-weight: 500; }
.contact-network-sub { font-size: 0.7rem; color: var(--ink-400); margin-top: 0.2rem; }

/* 5 步流程 */
.contact-step { position: relative; padding: 1.2rem 0.8rem; background: white; border: 1px solid var(--line); border-radius: 0.75rem; text-align: center; transition: all 0.3s; }
.contact-step:hover { border-color: var(--brand); transform: translateY(-2px); }
.contact-step-num { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 999px; background: linear-gradient(135deg, var(--brand), var(--brand-3)); color: white; font-weight: 800; font-size: 0.85rem; margin-bottom: 0.6rem; }
.contact-step-title { font-size: 0.9rem; font-weight: 700; color: var(--ink); margin-bottom: 0.3rem; }
.contact-step p { font-size: 0.72rem; color: var(--ink-2); }

/* ===== 新闻卡可点链接包裹 ===== */
.news-card-link-wrap { display: block; color: inherit; text-decoration: none; height: 100%; }
.news-card-link-wrap:hover { color: inherit; }

/* ===== 新闻详情 Modal ===== */
.news-modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; }
.news-modal.hidden { display: none; }
.news-modal-overlay { position: absolute; inset: 0; background: rgba(15, 23, 42, 0.7); backdrop-filter: blur(8px); }
.news-modal-content { position: relative; z-index: 1; background: white; border-radius: 1rem; max-width: 800px; max-height: 90vh; width: 92%; overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 30px 60px -10px rgba(0,0,0,0.3); animation: modalIn 0.3s ease-out; }
@keyframes modalIn { from { opacity: 0; transform: translateY(20px) scale(0.96); } to { opacity: 1; transform: translateY(0) scale(1); } }
.news-modal-close { position: absolute; top: 1rem; right: 1rem; z-index: 2; width: 36px; height: 36px; border-radius: 999px; background: rgba(0,0,0,0.6); color: white; border: none; font-size: 1.5rem; line-height: 1; cursor: pointer; transition: all 0.2s; }
.news-modal-close:hover { background: rgba(0,0,0,0.85); transform: scale(1.1) rotate(90deg); }
.news-modal-img { height: 200px; position: relative; }
.news-modal-body { padding: 2rem; overflow-y: auto; flex: 1; }
.news-modal-meta { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; color: var(--ink-2); margin-bottom: 1rem; }
.news-modal-cat { padding: 0.2rem 0.7rem; background: var(--brand); color: white; border-radius: 999px; font-weight: 600; }
.news-modal-title { font-size: 1.8rem; font-weight: 800; color: var(--ink); line-height: 1.3; margin-bottom: 1.5rem; }
.news-modal-text { color: var(--ink-2); line-height: 1.8; font-size: 0.95rem; }
.news-modal-text h3 { font-size: 1.15rem; font-weight: 700; color: var(--ink); margin: 1.5rem 0 0.6rem; }
.news-modal-text p { margin-bottom: 0.8rem; }
.news-modal-text ul { margin: 0.5rem 0 0.8rem 1.5rem; }
.news-modal-text li { margin-bottom: 0.4rem; }
.news-modal-text b { color: var(--ink); font-weight: 600; }
.news-modal-share { display: flex; align-items: center; gap: 0.5rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.news-modal-share-btn { padding: 0.4rem 0.8rem; background: var(--ink-50); border: 1px solid var(--line); border-radius: 0.4rem; font-size: 0.8rem; cursor: pointer; transition: all 0.2s; }
.news-modal-share-btn:hover { background: var(--brand); color: white; border-color: var(--brand); }

/* ===== 首页「我们做 3 件事」 ===== */
.three-things-card { padding: 2rem 1.5rem; background: white; border: 1px solid var(--line); border-radius: 1rem; transition: all 0.3s; }
.three-things-card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px -8px rgba(99,102,241,0.15); border-color: var(--brand); }
.three-things-card-hot { background: linear-gradient(135deg, rgba(168,85,247,0.04), rgba(99,102,241,0.04)); }
.three-things-icon { width: 56px; height: 56px; border-radius: 0.9rem; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: white; box-shadow: 0 6px 16px -4px rgba(99,102,241,0.3); margin-bottom: 1rem; }
.three-things-title { font-size: 1.25rem; font-weight: 800; color: var(--ink); margin-bottom: 0.6rem; }
.three-things-desc { font-size: 0.88rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 1rem; }
.three-things-stats { padding-top: 1rem; border-top: 1px dashed var(--line); font-size: 0.78rem; color: var(--brand); font-weight: 600; }

/* ===== 数据资产层 ===== */
.data-asset-visual { border-radius: 1rem; }
.data-asset-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 320px;
  max-height: 430px;
  object-fit: contain;
  background: linear-gradient(135deg, #f8fbff, #ffffff);
  transition: opacity 0.22s ease, transform 0.28s ease, box-shadow 0.28s ease;
}
.data-asset-image.is-changing { opacity: 0; transform: scale(0.985); }
.data-asset-row {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  border-radius: 0.8rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.22s ease, background 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.data-asset-row:hover,
.data-asset-row:focus-visible,
.data-asset-row.is-active,
.data-asset-row[aria-selected="true"] {
  background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(168,85,247,0.04));
  border-color: rgba(245,158,11,0.24);
  box-shadow: 0 12px 28px -18px rgba(15,23,42,0.45);
  transform: translateX(4px);
  outline: none;
}
.data-asset-num { width: 36px; height: 36px; flex-shrink: 0; background: linear-gradient(135deg, var(--brand), var(--brand-3)); color: white; border-radius: 0.5rem; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 0.85rem; }
.data-asset-title { font-size: 1rem; font-weight: 700; color: var(--ink); margin-bottom: 0.2rem; }
.data-asset-desc { font-size: 0.82rem; color: var(--ink-2); line-height: 1.5; }
.data-asset-row:hover .data-asset-num,
.data-asset-row:focus-visible .data-asset-num,
.data-asset-row.is-active .data-asset-num,
.data-asset-row[aria-selected="true"] .data-asset-num { background: linear-gradient(135deg, #f59e0b, #ef4444); }

@media (max-width: 767px) {
  .data-asset-image { min-height: 220px; max-height: 320px; }
  .data-asset-row:hover,
  .data-asset-row:focus-visible,
  .data-asset-row.is-active,
  .data-asset-row[aria-selected="true"] { transform: none; }
}

/* ===== 行业方案页 ===== */
.industry-block { position: relative; }
.industry-num { display: inline-block; padding: 0.3rem 1rem; background: linear-gradient(135deg, var(--brand), var(--brand-3)); color: white; border-radius: 999px; font-size: 0.8rem; font-weight: 800; margin-bottom: 0.8rem; }
.industry-tag { display: inline-block; margin-left: 0.5rem; padding: 0.2rem 0.7rem; background: var(--ink-50); color: var(--brand); border-radius: 999px; font-size: 0.75rem; font-weight: 600; }
.industry-title { font-size: 1.8rem; font-weight: 800; color: var(--ink); margin: 0.5rem 0 0.8rem; line-height: 1.3; }
.industry-desc { font-size: 0.95rem; color: var(--ink-2); line-height: 1.7; margin-bottom: 1.2rem; }
.industry-list { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.industry-list li { padding: 0.4rem 0; font-size: 0.88rem; color: var(--ink-2); border-bottom: 1px dashed var(--line); }
.industry-stat-row { display: flex; gap: 1rem; padding-top: 1rem; border-top: 2px solid var(--brand); }
.industry-stat-num { font-size: 1.6rem; font-weight: 800; background: linear-gradient(135deg, var(--brand), var(--brand-3)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.industry-stat-label { font-size: 0.72rem; color: var(--ink-2); margin-top: 0.1rem; }

.industry-image-wrap { position: relative; }
.industry-image { aspect-ratio: 4/3; border-radius: 1.25rem; overflow: hidden; box-shadow: 0 16px 36px -10px rgba(0,0,0,0.15); background: var(--ink-50, #f8fafc); position: relative; }
.industry-image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.industry-image-tag { position: absolute; top: 0.75rem; left: 0.75rem; padding: 0.3rem 0.7rem; font-size: 0.7rem; font-weight: 700; color: white; background: rgba(15, 23, 42, 0.7); backdrop-filter: blur(4px); border-radius: 999px; letter-spacing: 0.05em; }
.industry-floating-card { position: absolute; bottom: 1rem; left: 1rem; right: 1rem; background: white; padding: 0.75rem 1rem; border-radius: 0.7rem; box-shadow: 0 10px 24px -8px rgba(0,0,0,0.2); border: 1px solid var(--line); }

/* ===== 战略咨询案例 ===== */
.consult-case-card { padding: 2rem 1.5rem; background: white; border: 1px solid var(--line); border-radius: 1rem; transition: all 0.3s; }
.consult-case-card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px -8px rgba(99,102,241,0.15); border-color: var(--brand); }
.consult-case-card-hot { background: linear-gradient(135deg, rgba(99,102,241,0.04), rgba(34,211,238,0.04)); }
.consult-case-num { display: inline-block; padding: 0.25rem 0.7rem; background: var(--ink-50); color: var(--brand); border-radius: 999px; font-size: 0.72rem; font-weight: 800; margin-bottom: 0.8rem; }
.consult-case-tag { display: inline-block; margin-left: 0.5rem; padding: 0.2rem 0.6rem; background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(34,211,238,0.1)); color: var(--brand); border-radius: 999px; font-size: 0.7rem; font-weight: 600; }
.consult-case-title { font-size: 1.1rem; font-weight: 800; color: var(--ink); margin: 0.6rem 0; line-height: 1.4; }
.consult-case-desc { font-size: 0.85rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 1rem; }
.consult-case-result { padding-top: 1rem; border-top: 1px dashed var(--line); font-size: 0.8rem; color: var(--ink-2); }
.consult-case-result b { color: var(--brand); }

/* ===== 视频演示入口卡 ===== */
.demo-cta-card { position: relative; display: flex; align-items: center; gap: 2rem; padding: 1.5rem; background: rgba(255,255,255,0.05); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,0.1); border-radius: 1rem; transition: all 0.3s; overflow: hidden; }
.demo-cta-card:hover { background: rgba(255,255,255,0.08); border-color: rgba(34,211,238,0.5); transform: translateY(-4px); box-shadow: 0 20px 40px -10px rgba(34,211,238,0.3); }
.demo-cta-poster { position: absolute; inset: 0; z-index: 0; }
.demo-cta-poster img { width: 100%; height: 100%; object-fit: cover; opacity: 0.25; }
.demo-cta-poster-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15,23,42,0.85), rgba(99,102,241,0.7)); }
.demo-cta-content { position: relative; z-index: 1; display: flex; align-items: center; gap: 1.5rem; flex: 1; }
.demo-cta-play { width: 80px; height: 80px; border-radius: 999px; background: linear-gradient(135deg, #06b6d4, #4f46e5); display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 12px 28px -6px rgba(34,211,238,0.5); transition: all 0.3s; padding-left: 6px; }
.demo-cta-card:hover .demo-cta-play { transform: scale(1.1) rotate(360deg); }
.demo-cta-eyebrow { display: inline-block; padding: 0.2rem 0.7rem; background: linear-gradient(135deg, #06b6d4, #4f46e5); color: white; border-radius: 999px; font-size: 0.7rem; font-weight: 700; margin-bottom: 0.4rem; }
.demo-cta-text h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 0.4rem; }
.demo-cta-text p { font-size: 0.85rem; color: rgba(255,255,255,0.7); line-height: 1.5; margin-bottom: 0.8rem; }
.demo-cta-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.demo-cta-meta-item { padding: 0.2rem 0.6rem; background: rgba(255,255,255,0.1); border-radius: 999px; font-size: 0.72rem; font-weight: 600; }
.demo-cta-arrow { position: relative; z-index: 1; font-size: 2rem; color: rgba(255,255,255,0.5); transition: all 0.3s; }
.demo-cta-card:hover .demo-cta-arrow { color: #06b6d4; transform: translateX(8px); }
.demo-chapter-card { padding: 1rem 1.2rem; background: rgba(255,255,255,0.05); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.1); border-radius: 0.75rem; transition: all 0.2s; }
.demo-chapter-card:hover { background: rgba(255,255,255,0.1); border-color: rgba(34,211,238,0.3); }
.demo-chapter-time { display: inline-block; padding: 0.15rem 0.5rem; background: linear-gradient(135deg, #06b6d4, #4f46e5); color: white; border-radius: 999px; font-size: 0.68rem; font-weight: 700; margin-bottom: 0.4rem; }
.demo-chapter-card h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.2rem; }
.demo-chapter-card p { font-size: 0.78rem; color: rgba(255,255,255,0.6); }

/* ============================================
   全站"预约演示"弹窗
============================================ */
.demo-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.demo-modal[aria-hidden="false"] {
  display: flex;
  animation: demoModalFade 0.25s ease-out;
}
@keyframes demoModalFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.demo-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.demo-modal-panel {
  position: relative;
  background: white;
  border-radius: 1.25rem;
  max-width: 56rem;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  animation: demoModalPop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes demoModalPop {
  from { transform: scale(0.92) translateY(20px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.demo-modal-strip {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: linear-gradient(90deg, #6366f1, #a855f7, #ec4899, #06b6d4);
}

.demo-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border: none;
  background: var(--ink-50, #f8fafc);
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--ink-2, #475569);
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.demo-modal-close:hover {
  background: var(--ink-100, #f1f5f9);
  transform: rotate(90deg);
  color: var(--ink-1, #0f172a);
}

.demo-modal-grid {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 0;
}

/* === 左：表单 === */
.demo-modal-form-wrap {
  padding: 2.5rem 2.5rem 2rem 2.5rem;
}
.demo-modal-badge {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  font-size: 0.7rem;
  font-weight: 700;
  color: #6366f1;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 999px;
  letter-spacing: 0.05em;
  margin-bottom: 0.85rem;
}
.demo-modal-title {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink-1, #0f172a);
  margin-bottom: 0.5rem;
}
.demo-modal-title-grad {
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.demo-modal-subtitle {
  font-size: 0.8rem;
  color: var(--ink-3, #64748b);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.demo-modal-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.demo-form-row {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.demo-form-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-1, #0f172a);
}
.req {
  color: #ef4444;
  margin-left: 0.15rem;
}
.demo-form-input {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: 0.875rem;
  color: var(--ink-1, #0f172a);
  background: white;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 0.5rem;
  outline: none;
  transition: all 0.2s;
  font-family: inherit;
}
.demo-form-input:focus {
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}
.demo-form-input::placeholder {
  color: #94a3b8;
}
.demo-form-textarea {
  resize: vertical;
  min-height: 70px;
  max-height: 160px;
}

.demo-form-submit {
  margin-top: 0.25rem;
  width: 100%;
  padding: 0.85rem 1rem;
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  color: white;
  border: none;
  border-radius: 0.6rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  transition: all 0.2s;
  box-shadow: 0 8px 20px -6px rgba(99, 102, 241, 0.5);
}
.demo-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -6px rgba(99, 102, 241, 0.6);
}
.demo-form-submit:active {
  transform: translateY(0);
}
.demo-form-submit-text {
  font-size: 0.95rem;
  font-weight: 700;
}
.demo-form-submit-sub {
  font-size: 0.7rem;
  font-weight: 500;
  opacity: 0.9;
}

.demo-form-privacy {
  font-size: 0.7rem;
  color: var(--ink-3, #94a3b8);
  text-align: center;
  margin-top: 0.5rem;
}

/* 提交成功 */
.demo-form-success {
  text-align: center;
  padding: 1rem 0;
  animation: demoFormSuccessIn 0.4s ease-out;
}
@keyframes demoFormSuccessIn {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.demo-form-success-icon {
  font-size: 3rem;
  margin-bottom: 0.5rem;
  animation: demoFormSuccessBounce 0.6s ease-out;
}
@keyframes demoFormSuccessBounce {
  0% { transform: scale(0); }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); }
}
.demo-form-success-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: #10b981;
  margin-bottom: 0.5rem;
}
.demo-form-success-desc {
  font-size: 0.85rem;
  color: var(--ink-3, #64748b);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}
.demo-form-success-card {
  background: var(--ink-50, #f8fafc);
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  text-align: left;
  margin-bottom: 1.25rem;
}
.demo-form-success-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0;
  font-size: 0.82rem;
  border-bottom: 1px dashed var(--line, #e2e8f0);
}
.demo-form-success-row:last-child { border-bottom: none; }
.demo-form-success-label {
  color: var(--ink-3, #64748b);
}
.demo-form-success-value {
  font-weight: 700;
  color: var(--ink-1, #0f172a);
}
.demo-form-success-phone {
  color: #6366f1;
  font-weight: 800;
}
.demo-form-success-btn {
  padding: 0.7rem 1.5rem;
  background: var(--ink-1, #0f172a);
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.demo-form-success-btn:hover {
  background: #1e293b;
}

/* === 右：信任徽章 === */
.demo-modal-trust {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.04), rgba(6, 182, 212, 0.04));
  padding: 2.5rem 2rem 2rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  border-left: 1px solid var(--line, #e2e8f0);
}
.demo-trust-card {
  background: white;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 0.85rem;
  padding: 0.85rem 0.75rem;
  text-align: center;
  transition: all 0.25s;
}
.demo-trust-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px -6px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
}
.demo-trust-icon {
  font-size: 1.5rem;
  margin-bottom: 0.3rem;
}
.demo-trust-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-1, #0f172a);
  margin-bottom: 0.2rem;
}
.demo-trust-desc {
  font-size: 0.7rem;
  color: var(--ink-3, #64748b);
  line-height: 1.35;
}

.demo-modal-hotline {
  grid-column: 1 / -1;
  margin-top: 0.5rem;
  padding: 1rem;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  border-radius: 0.85rem;
  text-align: center;
  color: white;
  box-shadow: 0 8px 20px -6px rgba(99, 102, 241, 0.4);
}
.demo-modal-hotline-label {
  font-size: 0.75rem;
  opacity: 0.9;
  margin-bottom: 0.25rem;
}
.demo-modal-hotline-num {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-bottom: 0.2rem;
}
.demo-modal-hotline-sub {
  font-size: 0.7rem;
  opacity: 0.85;
}

/* 弹窗底部锁定 body 滚动 */
body.demo-modal-open {
  overflow: hidden;
}

/* === 响应式：移动端 === */
@media (max-width: 768px) {
  .demo-modal-grid {
    grid-template-columns: 1fr;
  }
  .demo-modal-form-wrap {
    padding: 1.75rem 1.5rem 1.5rem 1.5rem;
  }
  .demo-modal-title {
    font-size: 1.25rem;
  }
  .demo-modal-trust {
    border-left: none;
    border-top: 1px solid var(--line, #e2e8f0);
    padding: 1.5rem;
  }
  .demo-modal-hotline-num {
    font-size: 1.3rem;
  }
}

/* ============================================
   3 次浪潮 v27 重构
============================================ */

/* 进度条 */
.wave-progress {
  height: 4px;
  background: var(--ink-100, #f1f5f9);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 0.85rem;
}
.wave-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #94a3b8, #64748b);
  border-radius: 999px;
  transition: width 0.6s;
}
.wave-progress-bar-active {
  background: linear-gradient(90deg, #6366f1, #06b6d4);
}

/* 列表 */
.wave-list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.85rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--ink-2, #475569);
}
.wave-list-active li {
  color: var(--ink-1, #0f172a);
  font-weight: 500;
}

/* 标题渐变 */
.wave-title-grad {
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* wave-key 激活态 */
.wave-key-active {
  background: linear-gradient(90deg, rgba(99,102,241,0.1), rgba(6,182,212,0.1));
  color: var(--brand-700, #4338ca) !important;
  border: 1px solid rgba(99,102,241,0.2);
}

/* 时间轴 */
.wave-timeline {
  background: white;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 1rem;
  padding: 1.5rem 1.25rem;
  height: 100%;
  box-shadow: 0 4px 16px -6px rgba(99,102,241,0.08);
}
.wave-timeline-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ink-3, #64748b);
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  text-align: center;
  text-transform: uppercase;
}
.wave-timeline-list {
  position: relative;
  padding-left: 1rem;
}
.wave-timeline-list::before {
  content: '';
  position: absolute;
  left: 0.35rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  background: linear-gradient(180deg, #cbd5e1 0%, #cbd5e1 70%, #6366f1 70%, #6366f1 100%);
}
.wave-timeline-item {
  position: relative;
  padding: 0.85rem 0 0.85rem 1.25rem;
  border-bottom: 1px dashed var(--line, #e2e8f0);
}
.wave-timeline-item:last-child { border-bottom: none; }
.wave-timeline-dot {
  position: absolute;
  left: -0.4rem;
  top: 1.05rem;
  width: 0.75rem;
  height: 0.75rem;
  background: white;
  border: 2px solid #cbd5e1;
  border-radius: 50%;
}
.wave-timeline-dot-active {
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  border-color: white;
  box-shadow: 0 0 0 3px rgba(99,102,241,0.25);
  animation: waveDotPulse 2s ease-in-out infinite;
}
.wave-timeline-dot-future {
  background: white;
  border: 2px dashed #94a3b8;
}
@keyframes waveDotPulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(99,102,241,0.25); }
  50% { box-shadow: 0 0 0 8px rgba(99,102,241,0); }
}
.wave-timeline-year {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink-1, #0f172a);
  margin-bottom: 0.15rem;
}
.wave-timeline-year-active {
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 1.1rem;
}
.wave-timeline-label {
  font-size: 0.78rem;
  color: var(--ink-3, #64748b);
}
.wave-timeline-label-active {
  color: var(--ink-1, #0f172a);
  font-weight: 600;
}
.wave-timeline-item-active {
  position: relative;
}
.wave-timeline-tag {
  position: absolute;
  right: 0;
  top: 0.85rem;
  padding: 0.15rem 0.5rem;
  font-size: 0.6rem;
  font-weight: 700;
  color: white;
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  border-radius: 999px;
  letter-spacing: 0.05em;
}
.wave-timeline-future .wave-timeline-year { color: var(--ink-3, #94a3b8); }
.wave-timeline-future .wave-timeline-label { color: var(--ink-3, #cbd5e1); }

/* 横向过渡条 */
.wave-bridge {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: white;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 1rem;
  box-shadow: 0 4px 16px -6px rgba(99,102,241,0.1);
  flex-wrap: wrap;
}
.wave-bridge-side {
  flex: 1;
  min-width: 0;
  text-align: center;
}
.wave-bridge-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--ink-3, #64748b);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
}
.wave-bridge-label-grad {
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 0.78rem;
}
.wave-bridge-text {
  font-size: 0.85rem;
  color: var(--ink-1, #0f172a);
  font-weight: 600;
}
.wave-bridge-arrow {
  display: flex;
  gap: 0.25rem;
  color: #6366f1;
  font-size: 1.25rem;
  font-weight: 700;
}
.wave-bridge-arrow span { animation: waveArrowBlink 1.5s ease-in-out infinite; }
.wave-bridge-arrow span:nth-child(2) { animation-delay: 0.2s; }
.wave-bridge-arrow span:nth-child(3) { animation-delay: 0.4s; }
@keyframes waveArrowBlink {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}
.wave-bridge-center {
  flex: 1.2;
  min-width: 0;
  text-align: center;
  padding: 0 1rem;
  border-left: 1px dashed var(--line, #e2e8f0);
  border-right: 1px dashed var(--line, #e2e8f0);
}
.wave-bridge-btn {
  padding: 0.65rem 1.25rem;
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  color: white;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 6px 16px -4px rgba(99,102,241,0.4);
  transition: all 0.2s;
  white-space: nowrap;
}
.wave-bridge-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px -4px rgba(99,102,241,0.5);
}

/* 3 大数据 */
.wave-metric {
  background: white;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 1rem;
  padding: 1.5rem 1.25rem;
  text-align: center;
  box-shadow: 0 4px 16px -8px rgba(0,0,0,0.08);
}
.wave-metric-mid {
  background: linear-gradient(135deg, rgba(34,211,238,0.04), rgba(6,182,212,0.04));
  border-color: rgba(34,211,238,0.3);
}
.wave-metric-hot {
  background: linear-gradient(135deg, rgba(99,102,241,0.04), rgba(168,85,247,0.04));
  border-color: rgba(99,102,241,0.3);
}
.wave-metric-num {
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.5rem;
}
.wave-metric-unit {
  font-size: 1.2rem;
  font-weight: 700;
  margin-left: 0.15rem;
}
.wave-metric-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-1, #0f172a);
  margin-bottom: 0.2rem;
}
.wave-metric-desc {
  font-size: 0.7rem;
  color: var(--ink-3, #94a3b8);
}

/* 响应式：移动端 */
@media (max-width: 768px) {
  .wave-bridge {
    flex-direction: column;
  }
  .wave-bridge-center {
    border-left: none;
    border-right: none;
    border-top: 1px dashed var(--line, #e2e8f0);
    border-bottom: 1px dashed var(--line, #e2e8f0);
    padding: 0.75rem 0;
  }
  .wave-bridge-arrow { transform: rotate(90deg); }
}

/* ============================================
   v28 · 动效优化（参考阿里云官网）
============================================ */

/* === 1. 渐变文字流动 === */
@keyframes gradientFlow {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.bg-gradient-flow {
  background-size: 200% 200% !important;
  animation: gradientFlow 8s ease-in-out infinite;
}

/* === 2. 渐变下划线 hover（从中心展开） === */
.gradient-underline {
  position: relative;
  display: inline-block;
}
.gradient-underline::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}
.gradient-underline:hover::after {
  width: 100%;
}

/* === 3. 配图悬浮浮动 === */
.img-hover-float {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
}
.img-hover-float:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(99, 102, 241, 0.25);
}

/* === 4. 配图光扫效果 === */
.img-shine {
  position: relative;
  overflow: hidden;
}
.img-shine::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  transform: skewX(-25deg);
  transition: left 0.6s ease;
  pointer-events: none;
}
.img-shine:hover::after {
  left: 150%;
}

/* === 5. Scroll Reveal 滚动揭示 === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }
.reveal-stagger.is-visible > *:nth-child(7) { transition-delay: 480ms; }
.reveal-stagger.is-visible > *:nth-child(8) { transition-delay: 560ms; }
.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* === 6. 数字计数（基础结构，JS 驱动） === */
.count-up {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

/* === 7. Hero 背景圆斑流动 === */
@keyframes heroBlobFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -30px) scale(1.1); }
}
@keyframes heroBlobFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-30px, 40px) scale(1.15); }
}
@keyframes heroBlobFloat3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, 20px) scale(0.95); }
}
.hero-blob-1 { animation: heroBlobFloat1 12s ease-in-out infinite; }
.hero-blob-2 { animation: heroBlobFloat2 14s ease-in-out infinite; }
.hero-blob-3 { animation: heroBlobFloat3 16s ease-in-out infinite; }

/* === 8. 按钮 hover 增强（仿阿里云） === */
.btn-gradient-animated {
  position: relative;
  background-size: 200% 200% !important;
  transition: all 0.3s ease;
}
.btn-gradient-animated:hover {
  background-position: 100% 50% !important;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -6px rgba(99, 102, 241, 0.5);
}

/* === 9. 卡片 hover 增强（仿阿里云） === */
.card-hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.card-hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -8px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
}

/* === 10. 进度条激活（3 浪潮使用） === */
.wave-progress-bar.anim-ready {
  width: 0 !important;
}
.wave-progress-bar.is-anim {
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

/* === 11. 减弱动效（用户偏好） === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-stagger > * {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ============================================
   v29 · AI 陪练 4 步流程板块
============================================ */
.system-flow-section {
  padding: 2.5rem 0 0 0;
  border-top: 1px dashed var(--line, #e2e8f0);
}

/* 步骤横排 */
.system-flow-steps {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.system-flow-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: white;
  border: 1.5px solid var(--line, #e2e8f0);
  border-radius: 999px;
  box-shadow: 0 4px 12px -4px rgba(99,102,241,0.08);
  transition: all 0.3s;
}
.system-flow-step:hover {
  border-color: rgba(99,102,241,0.4);
  transform: translateY(-2px);
  box-shadow: 0 8px 18px -6px rgba(99,102,241,0.15);
}
.system-flow-num {
  font-size: 1.4rem;
  line-height: 1;
}
.system-flow-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-1, #0f172a);
  margin-bottom: 0.1rem;
}
.system-flow-desc {
  font-size: 0.7rem;
  color: var(--ink-3, #64748b);
}
.system-flow-arrow {
  color: #6366f1;
  font-size: 1rem;
  font-weight: 700;
  opacity: 0.5;
}
.system-flow-arrow-down {
  text-align: center;
  display: block;
  margin: 0.5rem 0;
  font-size: 1.25rem;
  opacity: 0.6;
}

/* 块状组件 */
.system-flow-block {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  background: white;
  border: 1.5px solid var(--line, #e2e8f0);
  border-radius: 0.75rem;
  box-shadow: 0 4px 12px -4px rgba(99,102,241,0.08);
}
.system-flow-block-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink-1, #0f172a);
  margin-bottom: 0.6rem;
}
.system-flow-block-items {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.system-flow-block-item {
  padding: 0.5rem 0.85rem;
  background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(168,85,247,0.08));
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink-1, #0f172a);
}
.system-flow-block-realtime {
  background: linear-gradient(135deg, rgba(99,102,241,0.04), rgba(6,182,212,0.04));
  border-color: rgba(99,102,241,0.3);
}
.system-flow-block-desc {
  font-size: 0.8rem;
  color: var(--ink-3, #64748b);
}

.system-flow-screenshot {
  position: relative;
}

/* 右栏卖点 */
.system-flow-feature {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.system-flow-feature-icon {
  font-size: 1.5rem;
}
.system-flow-feature-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--ink-1, #0f172a);
  line-height: 1.4;
  margin-bottom: 0.25rem;
}
.system-flow-feature-desc {
  font-size: 0.85rem;
  color: var(--ink-3, #64748b);
  line-height: 1.6;
}
.system-flow-divider {
  height: 1px;
  background: var(--line, #e2e8f0);
  margin: 1.5rem 0;
}

/* 按钮 */
.system-flow-btn-primary {
  padding: 0.85rem 2rem;
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  color: white !important;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 8px 20px -6px rgba(99,102,241,0.4);
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.system-flow-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -6px rgba(99,102,241,0.5);
}
.system-flow-btn-secondary {
  padding: 0.85rem 2rem;
  background: white;
  color: var(--ink-1, #0f172a) !important;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid var(--line, #e2e8f0);
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.system-flow-btn-secondary:hover {
  border-color: rgba(99,102,241,0.3);
  color: #6366f1 !important;
  transform: translateY(-2px);
}

/* 响应式 */
@media (max-width: 768px) {
  .system-flow-steps {
    flex-direction: column;
    align-items: stretch;
  }
  .system-flow-arrow {
    transform: rotate(90deg);
    text-align: center;
  }
}

/* ============================================
   v34 · 5 大产品板块排版优化
============================================ */

/* 整体节奏：每个产品 row 之间空大 */
.product-row {
  padding: 1.5rem 0;
}

/* 配图容器：PC 截图固定 16/10 */
.product-shot-wrap {
  position: relative;
  max-width: 100%;
}
.product-shot-pc {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.product-shot-pc img {
  aspect-ratio: 16/10;
  object-fit: cover;
  object-position: top;
}

/* 移动端截图固定 9/16 */
.product-shot-mobile {
  display: flex;
  justify-content: center;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}
.product-shot-mobile-img {
  aspect-ratio: 9/16;
  width: 280px;
  object-fit: cover;
  object-position: top;
}

/* 角标：移到底部居中 */
.product-shot-badge {
  position: absolute;
  bottom: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: white;
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ink-1, #0f172a);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 0 4px 12px -4px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--line, #e2e8f0);
  white-space: nowrap;
}

/* 数据条：3 个小数字 */
.product-metric-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-top: 1.25rem;
  padding: 0.85rem 0.5rem;
  background: white;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 0.75rem;
  box-shadow: 0 4px 12px -6px rgba(99, 102, 241, 0.08);
}
.product-metric-strip > div {
  text-align: center;
}
.product-metric-num {
  font-size: 1.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.1;
  margin-bottom: 0.15rem;
}
.product-metric-unit {
  font-size: 0.7rem;
  font-weight: 700;
  margin-left: 0.1rem;
  -webkit-background-clip: text;
  background-clip: text;
}
.product-metric-label {
  font-size: 0.7rem;
  color: var(--ink-3, #64748b);
  line-height: 1.2;
}

/* 移动端：图文垂直排版 */
@media (max-width: 1024px) {
  .product-shot-pc {
    max-width: 100%;
  }
  .product-shot-mobile {
    max-width: 280px;
  }
}

@media (max-width: 768px) {
  .product-shot-mobile-img {
    width: 240px;
  }
  .product-metric-strip {
    padding: 0.75rem 0.4rem;
  }
  .product-metric-num {
    font-size: 1.1rem;
  }
}

/* ============================================
   v35 · 首页底部 CTA 升级 + 关于页 4 场景
============================================ */

/* 3 大承诺小卡 */
.cta-promise {
  background: white;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 0.85rem;
  padding: 1rem 0.75rem;
  text-align: center;
  box-shadow: 0 4px 12px -6px rgba(99, 102, 241, 0.08);
  transition: all 0.25s;
}
.cta-promise:hover {
  transform: translateY(-3px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 10px 22px -6px rgba(99, 102, 241, 0.15);
}
.cta-promise-icon {
  font-size: 1.6rem;
  margin-bottom: 0.4rem;
}
.cta-promise-title {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--ink-1, #0f172a);
  margin-bottom: 0.2rem;
}
.cta-promise-desc {
  font-size: 0.75rem;
  color: var(--ink-3, #64748b);
  line-height: 1.3;
}

.cta-title-one-line {
  white-space: nowrap;
  font-size: clamp(1.25rem, 3.8vw, 2.75rem) !important;
}

/* 关于页 4 场景图缩小：与 v34 一致 */

/* ============================================
   v36 · 关于页移动端竖图缩小
============================================ */

/* 应用场景实例 - 移动端竖图最大 380px 居中 */
.scene-mobile-shot {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.scene-mobile-shot .scene-mobile-img {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 9/16;
  object-fit: cover;
  object-position: top;
  border-radius: 1rem;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
}

/* ============================================
   v41 · #film 视频板块 8 项 PM 优化
============================================ */

/* ② 价值承诺小条 */
.film-promise {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.85rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.65rem;
  font-size: 0.78rem;
  color: var(--ink-200, #e2e8f0);
  transition: all 0.25s;
}
.film-promise:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(99, 102, 241, 0.3);
}
.film-promise-icon { font-size: 1.1rem; flex-shrink: 0; }
.film-promise-text { font-weight: 600; }

/* ③ 视频播放区 */
.film-stage { background: linear-gradient(135deg, #0f172a, #1e293b); position: relative; }
.film-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0f172a 0%, #4f46e5 50%, #7c3aed 100%);
  z-index: 1;
  transition: opacity 0.6s;
}
.film-placeholder-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(99, 102, 241, 0.4), transparent 50%),
              radial-gradient(circle at 70% 70%, rgba(34, 211, 238, 0.3), transparent 50%);
  animation: filmPlaceholderFloat 8s ease-in-out infinite;
}
@keyframes filmPlaceholderFloat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
.film-placeholder-content {
  position: relative;
  text-align: center;
  color: white;
  z-index: 2;
}
.film-placeholder-icon {
  font-size: 4rem;
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.6));
  animation: filmPlaceholderPulse 2s ease-in-out infinite;
}
@keyframes filmPlaceholderPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
.film-placeholder-title {
  font-size: 1.75rem;
  font-weight: 900;
  background: linear-gradient(90deg, #06b6d4, #a855f7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.film-placeholder-subtitle {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.25rem;
}

/* 播放引导层（点击后才消失） */
.film-play-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.5), rgba(79, 70, 229, 0.4));
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  cursor: pointer;
  transition: opacity 0.4s, backdrop-filter 0.4s;
}
.film-play-overlay:hover { backdrop-filter: blur(3px); }
.film-play-overlay:hover .film-play-btn { transform: scale(1.1); box-shadow: 0 0 0 16px rgba(255,255,255,0.15), 0 20px 50px rgba(99,102,241,0.6); }
.film-play-overlay.is-hidden { opacity: 0; pointer-events: none; }

.film-play-btn {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  border: 4px solid rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 0 0 12px rgba(255, 255, 255, 0.1), 0 16px 40px rgba(99, 102, 241, 0.5);
  transition: all 0.3s;
  margin-bottom: 1rem;
}
.film-play-icon {
  color: white;
  font-size: 2rem;
  margin-left: 6px;
}
.film-play-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: white;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}
.film-play-stat {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.4rem;
}

/* 观看统计角标 */
.film-stat-badge {
  position: absolute;
  top: -0.75rem;
  left: 1rem;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  background: white;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink-1, #0f172a);
  box-shadow: 0 6px 16px -4px rgba(0, 0, 0, 0.3);
}
.film-stat-dot {
  width: 0.45rem;
  height: 0.45rem;
  background: #ef4444;
  border-radius: 50%;
  animation: filmStatBlink 1.5s ease-in-out infinite;
}
@keyframes filmStatBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* 全屏按钮 */
.film-fullscreen-btn {
  position: absolute;
  top: -0.75rem;
  right: 1rem;
  z-index: 5;
  width: 2.4rem;
  height: 2.4rem;
  background: white;
  color: var(--ink-1, #0f172a);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px -4px rgba(0, 0, 0, 0.3);
  transition: all 0.2s;
}
.film-fullscreen-btn svg { width: 1.1rem; height: 1.1rem; }
.film-fullscreen-btn:hover {
  transform: scale(1.1) rotate(5deg);
  color: #6366f1;
}

/* ④ 章节目录 */
.film-chapter {
  padding: 0.6rem 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.55rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
  color: white;
  font-size: 0.75rem;
  line-height: 1.3;
}
.film-chapter:hover {
  background: rgba(99, 102, 241, 0.2);
  border-color: rgba(99, 102, 241, 0.5);
  transform: translateY(-2px);
}
.film-chapter-num {
  display: inline-block;
  padding: 0.05rem 0.4rem;
  background: rgba(99, 102, 241, 0.4);
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 700;
  margin-right: 0.35rem;
}
.film-chapter-time {
  display: block;
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 0.2rem;
}

/* ⑤ 看完后 CTA */
.film-cta-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(6, 182, 212, 0.15));
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: 1rem;
  box-shadow: 0 10px 30px -8px rgba(99, 102, 241, 0.3);
}
.film-cta-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  flex-shrink: 0;
}
.film-cta-content { flex: 1; }
.film-cta-title {
  font-size: 1rem;
  font-weight: 800;
  color: white;
  margin-bottom: 0.2rem;
}
.film-cta-desc {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.75);
}
.film-cta-btn {
  padding: 0.7rem 1.5rem;
  background: white;
  color: #6366f1;
  font-weight: 700;
  font-size: 0.88rem;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.3);
  transition: all 0.2s;
}
.film-cta-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.4); }

/* 移动端 */
@media (max-width: 768px) {
  .film-play-btn {
    width: 72px;
    height: 72px;
  }
  .film-promise-text { font-size: 0.7rem; }
}

/* ============================================
   v42 · 视频播放器修复（iframe 不可滚 + 严格 16:9）
============================================ */
.film-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  /* 关键：禁止 iframe 内部滚动 */
  overflow: hidden;
  pointer-events: auto;
}
/* 锁死父容器不让内部溢出 */
.film-stage {
  contain: layout paint;
  overflow: hidden;
}
/* 移动端进一步加固 */
@media (max-width: 768px) {
  .film-stage { overflow: hidden !important; }
  .film-iframe { overflow: hidden !important; }
}

/* ============================================
   v43 · 全站右下角悬浮「立即咨询」按钮
============================================ */
.floating-cta {
  position: fixed;
  right: 1.5rem;
  bottom: 5rem; /* 避开 back-to-top */
  z-index: 49;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  align-items: flex-end;
}
.floating-cta-main {
  position: relative;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.15rem;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  color: white;
  font-weight: 700;
  font-size: 0.92rem;
  border-radius: 999px;
  box-shadow: 0 10px 30px -8px rgba(99, 102, 241, 0.55), 0 4px 12px -2px rgba(0, 0, 0, 0.2);
  transition: all 0.25s;
  border: 2px solid rgba(255, 255, 255, 0.4);
}
.floating-cta-main:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 14px 38px -8px rgba(99, 102, 241, 0.7), 0 6px 14px -2px rgba(0, 0, 0, 0.3);
}
.floating-cta-pulse {
  position: absolute;
  inset: -2px;
  border-radius: 999px;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  opacity: 0.5;
  z-index: -1;
  animation: floatingPulse 2.4s ease-in-out infinite;
}
@keyframes floatingPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.18); opacity: 0; }
}
.floating-cta-icon {
  font-size: 1.1rem;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.2));
}
.floating-cta-text {
  letter-spacing: 0.02em;
}

/* 移动端：只显示图标（节省空间） */
@media (max-width: 768px) {
  .floating-cta {
    right: 0.85rem;
    bottom: 4.5rem;
    gap: 0.5rem;
  }
  .floating-cta-main {
    padding: 0.7rem 0.95rem;
    font-size: 0.82rem;
  }
  .floating-cta-text { display: none; }
  .floating-cta-icon { font-size: 1.25rem; }
}

/* ============================================
   v44 · 首页 Hero · 5 大 Agent 浮层仪表盘
============================================ */
.hero-dashboard {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 中央主图（v45 主导型） */
.hero-card-main {
  position: relative;
  width: 88%;
  max-width: 600px;
  z-index: 10;
}
.hero-card-badge {
  position: absolute;
  top: -0.75rem;
  left: 1rem;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  background: white;
  color: #0f172a;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  box-shadow: 0 6px 16px -4px rgba(0, 0, 0, 0.3);
}
.hero-card-dot {
  width: 0.45rem;
  height: 0.45rem;
  background: #10b981;
  border-radius: 50%;
  animation: heroDotBlink 1.5s ease-in-out infinite;
}
@keyframes heroDotBlink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* 四角浮卡（v45 紧凑型、只露边角） */
.hero-card {
  position: absolute;
  width: 36%;
  max-width: 240px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.18));
}
.hero-card-tl { top: 4%; left: -6%; transform: rotate(-5deg); }
.hero-card-tr { top: 18%; right: -6%; transform: rotate(5deg); }
.hero-card-bl { bottom: 18%; left: -6%; transform: rotate(3deg); }
.hero-card-br { bottom: 4%; right: -6%; transform: rotate(-5deg); }

.hero-card:hover {
  transform: rotate(0) scale(1.06) translateZ(20px);
  z-index: 40 !important;
}

.hero-card-tag {
  position: absolute;
  bottom: -0.6rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.3rem 0.75rem;
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 999px;
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.3);
  white-space: nowrap;
}

/* 统计浮标 */
.hero-stat-card {
  position: absolute;
  bottom: 8%;
  right: -4%;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 1.1rem;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 10px 30px -8px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(99, 102, 241, 0.2);
  transform: rotate(2deg);
}
.hero-stat-icon {
  font-size: 1.5rem;
  filter: drop-shadow(0 2px 4px rgba(99, 102, 241, 0.3));
}
.hero-stat-num {
  font-size: 1.4rem;
  font-weight: 900;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.7rem;
  color: #64748b;
  font-weight: 600;
  margin-top: 0.15rem;
}

/* 移动端：单列堆叠 */
@media (max-width: 1024px) {
  .hero-dashboard { min-height: 460px; }
  .hero-card { width: 32%; }
  .hero-stat-card { right: -2%; }
}
@media (max-width: 640px) {
  .hero-dashboard { min-height: 360px; }
  .hero-card-main { width: 90%; }
  .hero-card { width: 30%; max-width: 110px; }
  .hero-card-tl { top: 0%; left: 0%; transform: rotate(-4deg); }
  .hero-card-tr { top: 0%; right: 0%; transform: rotate(4deg); }
  .hero-card-bl { bottom: 0%; left: 0%; transform: rotate(3deg); }
  .hero-card-br { bottom: 0%; right: 0%; transform: rotate(-4deg); }
  .hero-card-tag { font-size: 0.55rem; padding: 0.15rem 0.4rem; bottom: -0.3rem; }
  .hero-stat-card { bottom: 2%; right: 0%; padding: 0.5rem 0.75rem; }
  .hero-stat-num { font-size: 1.1rem; }
}

/* ============================================
   v46 · 首页 Hero · PC+移动 双形态全新设计
============================================ */
.hero-dashboard {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== PC 桌面大图 ===== */
.hero-pc-frame {
  position: relative;
  width: 88%;
  max-width: 640px;
  background: #1e293b;
  border-radius: 0.85rem;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.1),
    0 30px 60px -15px rgba(99, 102, 241, 0.4),
    0 20px 40px -10px rgba(0, 0, 0, 0.25);
  z-index: 10;
  transition: transform 0.4s;
}
.hero-pc-frame:hover { transform: translateY(-4px); }
.hero-pc-toolbar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.85rem;
  background: #0f172a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.hero-pc-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
}
.hero-pc-url {
  flex: 1;
  margin-left: 0.85rem;
  padding: 0.2rem 0.65rem;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 0.4rem;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.7rem;
  font-family: ui-monospace, monospace;
}
.hero-pc-image {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 移动端 iPhone 外框 ===== */
.hero-phone-frame {
  position: absolute;
  bottom: -4%;
  right: -4%;
  width: 32%;
  max-width: 220px;
  aspect-ratio: 9 / 19;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border-radius: 2rem;
  padding: 0.5rem;
  box-shadow:
    0 0 0 3px rgba(99, 102, 241, 0.3),
    0 30px 50px -10px rgba(99, 102, 241, 0.4),
    0 15px 30px -8px rgba(0, 0, 0, 0.3);
  z-index: 20;
  transform: rotate(3deg);
  transition: transform 0.4s;
}
.hero-phone-frame:hover { transform: rotate(0deg) scale(1.04); }
.hero-phone-notch {
  position: absolute;
  top: 0.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 38%;
  height: 1.1rem;
  background: #0f172a;
  border-radius: 0 0 0.85rem 0.85rem;
  z-index: 3;
}
.hero-phone-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 1.5rem;
}

/* ===== 3 个浮标 ===== */
.hero-float-badge {
  position: absolute;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 1rem;
  background: white;
  border-radius: 0.85rem;
  box-shadow: 0 10px 30px -8px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(99, 102, 241, 0.18);
}

/* 浮标 1：累计客户 - 左上 */
.hero-float-1 {
  top: 4%;
  left: -4%;
  transform: rotate(-2deg);
  animation: heroFloatY 4s ease-in-out infinite;
}
.hero-float-1-icon {
  font-size: 1.5rem;
  filter: drop-shadow(0 2px 4px rgba(99, 102, 241, 0.3));
}
.hero-float-1-num {
  font-size: 1.3rem;
  font-weight: 900;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.hero-float-1-label {
  font-size: 0.68rem;
  color: #64748b;
  font-weight: 600;
  margin-top: 0.15rem;
}

/* 浮标 2：5 大 Agent 在线 - 顶部居中偏右 */
.hero-float-2 {
  top: -1%;
  right: 14%;
  padding: 0.45rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #0f172a;
  border-radius: 999px;
  background: white;
}
.hero-float-pulse {
  width: 0.5rem;
  height: 0.5rem;
  background: #10b981;
  border-radius: 50%;
  position: relative;
}
.hero-float-pulse::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: #10b981;
  opacity: 0.4;
  animation: heroFloatPulse 1.6s ease-out infinite;
}
@keyframes heroFloatPulse {
  0% { transform: scale(1); opacity: 0.4; }
  100% { transform: scale(2.5); opacity: 0; }
}

/* 浮标 3：转化提升 - 中部 */
.hero-float-3 {
  top: 42%;
  left: -6%;
  padding: 0.55rem 0.95rem;
  transform: rotate(3deg);
  animation: heroFloatY 4s ease-in-out infinite;
  animation-delay: 0.8s;
}
.hero-float-3-icon {
  font-size: 1.3rem;
  filter: drop-shadow(0 2px 4px rgba(236, 72, 153, 0.3));
}
.hero-float-3-num {
  font-size: 1.2rem;
  font-weight: 900;
  background: linear-gradient(135deg, #ec4899, #f43f5e);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.hero-float-3-label {
  font-size: 0.65rem;
  color: #64748b;
  font-weight: 600;
  margin-top: 0.15rem;
}

@keyframes heroFloatY {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-8px) rotate(-2deg); }
}

/* ===== 移动端：堆叠展示 ===== */
@media (max-width: 1024px) {
  .hero-dashboard { min-height: 480px; }
  .hero-phone-frame { width: 28%; max-width: 180px; right: 0%; }
}
@media (max-width: 640px) {
  .hero-dashboard {
    min-height: auto;
    flex-direction: column;
    gap: 1.5rem;
    padding: 1rem 0;
  }
  .hero-pc-frame { width: 95%; max-width: none; }
  .hero-phone-frame {
    position: relative;
    bottom: auto;
    right: auto;
    width: 50%;
    max-width: 160px;
    margin: -3rem auto 0;
    transform: rotate(0);
  }
  .hero-float-1 { top: 4%; left: 2%; padding: 0.5rem 0.75rem; }
  .hero-float-1-num { font-size: 1rem; }
  .hero-float-2 { top: 6%; right: 8%; font-size: 0.65rem; padding: 0.35rem 0.65rem; }
  .hero-float-3 { top: auto; bottom: 18%; left: 2%; padding: 0.4rem 0.7rem; }
  .hero-float-3-num { font-size: 0.95rem; }
}

/* ============================================
   v47 · 首页 Hero · 黄金闭环 4 步流程图
============================================ */
.hero-dashboard {
  position: relative;
  min-height: 560px;
  display: block;
}

/* SVG 连接线 */
.hero-loop-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 5;
}
.hero-loop-line {
  stroke-dasharray: 6 4;
  animation: heroLineDash 1.5s linear infinite;
}
@keyframes heroLineDash {
  to { stroke-dashoffset: -20; }
}

/* 4 步浮卡（v47 2x2 紧凑型 + 中央闭环徽章） */
.hero-step {
  position: absolute;
  width: 42%;
  max-width: 280px;
  z-index: 10;
  background: white;
  border-radius: 0.85rem;
  overflow: hidden;
  box-shadow: 0 18px 40px -12px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(255, 255, 255, 0.5);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.hero-step:hover {
  transform: scale(1.04) translateY(-4px);
  z-index: 30 !important;
}
/* 2x2 网格布局：右上 → 右下 → 左下 → 左上 (逆时针) */
.hero-step-1 { top: 2%; right: 2%; transform: rotate(1.5deg); }
.hero-step-2 { top: 2%; left: 2%; transform: rotate(-1.5deg); }
.hero-step-3 { bottom: 2%; left: 2%; transform: rotate(1.5deg); }
.hero-step-4 { bottom: 2%; right: 2%; transform: rotate(-1.5deg); }
.hero-step:hover { transform: scale(1.04) translateY(-4px) rotate(0deg); }

.hero-step-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0.65rem 0 0 0.65rem;
  padding: 0.3rem 0.75rem;
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 999px;
  box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 0.25);
}
.hero-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.05rem;
  height: 1.05rem;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 900;
}
.hero-step-img {
  display: block;
  width: 100%;
  margin-top: 0.5rem;
  border-radius: 0 0 0.85rem 0.85rem;
}

/* 黄金闭环大徽章（中央） */
.hero-loop-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-8deg);
  z-index: 25;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 7rem;
  height: 7rem;
  background: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
  color: white;
  border-radius: 50%;
  text-align: center;
  box-shadow: 0 14px 30px -8px rgba(99, 102, 241, 0.5), 0 0 0 5px white, 0 0 0 7px rgba(99, 102, 241, 0.3);
  animation: heroBadgePulse 3s ease-in-out infinite;
}
@keyframes heroBadgePulse {
  0%, 100% { transform: translate(-50%, -50%) rotate(-8deg) scale(1); }
  50% { transform: translate(-50%, -50%) rotate(-8deg) scale(1.04); }
}
.hero-loop-badge-num {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
  text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}
.hero-loop-badge-text {
  font-size: 0.78rem;
  font-weight: 800;
  margin-top: 0.1rem;
  letter-spacing: 0.05em;
}
.hero-loop-badge-sub {
  font-size: 0.6rem;
  font-weight: 600;
  opacity: 0.85;
  margin-top: 0.05rem;
}

/* 移动端：2x2 网格 */
@media (max-width: 1024px) {
  .hero-dashboard { min-height: 480px; }
  .hero-step { width: 45%; max-width: 240px; }
  .hero-loop-badge { width: 5.5rem; height: 5.5rem; }
  .hero-loop-badge-num { font-size: 1.8rem; }
}
@media (max-width: 640px) {
  .hero-dashboard { min-height: 520px; }
  .hero-step {
    position: relative !important;
    width: 48% !important;
    max-width: none !important;
    top: auto !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    display: inline-block;
    vertical-align: top;
    margin: 0.25rem;
  }
  .hero-loop-lines { display: none; }
  .hero-loop-badge {
    position: relative;
    top: auto;
    left: auto;
    margin: 0 auto 1rem;
    width: 5rem;
    height: 5rem;
    animation: none;
    transform: rotate(-8deg);
  }
  .hero-loop-badge-num { font-size: 1.5rem; }
  .hero-step-tag { font-size: 0.65rem; padding: 0.2rem 0.55rem; }
}

/* ============================================
   v48 · 首页 Hero · 极简 AI 主题版
============================================ */
.hero-stage {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-stage-frame {
  position: relative;
  width: 100%;
  max-width: 620px;
  z-index: 10;
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow:
    0 30px 60px -15px rgba(0, 0, 0, 0.18),
    0 15px 40px -10px rgba(0, 0, 0, 0.1),
    0 0 0 1px rgba(0, 0, 0, 0.06);
}
.hero-stage-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 1.5rem;
}

/* 浮标 1：累计客户（右上） */
.hero-stat-1 {
  position: absolute;
  top: 12%;
  right: -2%;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1.2rem;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transform: rotate(2deg);
  animation: heroStatFloat1 4s ease-in-out infinite;
}
@keyframes heroStatFloat1 {
  0%, 100% { transform: rotate(2deg) translateY(0); }
  50% { transform: rotate(2deg) translateY(-8px); }
}
.hero-stat-1-icon {
  font-size: 1.7rem;
  filter: drop-shadow(0 2px 4px rgba(249, 115, 22, 0.3));
}
.hero-stat-1-num {
  font-size: 1.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, #f97316, #ea580c);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.hero-stat-1-label {
  font-size: 0.7rem;
  color: #475569;
  font-weight: 600;
  margin-top: 0.2rem;
}

/* 浮标 2：5 Agent 在线（左上） */
.hero-stat-2 {
  position: absolute;
  top: 6%;
  left: 2%;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  background: white;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  color: #0f172a;
  box-shadow: 0 8px 20px -6px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(0, 0, 0, 0.06);
}
.hero-stat-pulse {
  width: 0.55rem;
  height: 0.55rem;
  background: #10b981;
  border-radius: 50%;
  position: relative;
}
.hero-stat-pulse::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: #10b981;
  opacity: 0.4;
  animation: heroStatPulse 1.6s ease-out infinite;
}
@keyframes heroStatPulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(2.8); opacity: 0; }
}

/* 浮标 3：转化提升（左下） */
.hero-stat-3 {
  position: absolute;
  bottom: 10%;
  left: -2%;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 1.1rem;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transform: rotate(-2deg);
  animation: heroStatFloat3 4s ease-in-out infinite;
  animation-delay: 0.8s;
}
@keyframes heroStatFloat3 {
  0%, 100% { transform: rotate(-2deg) translateY(0); }
  50% { transform: rotate(-2deg) translateY(-6px); }
}
.hero-stat-3-icon {
  font-size: 1.4rem;
  filter: drop-shadow(0 2px 4px rgba(16, 185, 129, 0.3));
}
.hero-stat-3-num {
  font-size: 1.3rem;
  font-weight: 900;
  background: linear-gradient(135deg, #10b981, #059669);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.hero-stat-3-label {
  font-size: 0.65rem;
  color: #475569;
  font-weight: 600;
  margin-top: 0.2rem;
}

/* 移动端：浮标缩放 */
@media (max-width: 1024px) {
  .hero-stage { min-height: 460px; }
  .hero-stage-frame { max-width: 540px; }
}
@media (max-width: 640px) {
  .hero-stage { min-height: 380px; }
  .hero-stat-1 { top: 4%; right: 0%; padding: 0.5rem 0.75rem; }
  .hero-stat-1-num { font-size: 1rem; }
  .hero-stat-1-icon { font-size: 1.1rem; }
  .hero-stat-2 { top: 2%; left: 0%; font-size: 0.65rem; padding: 0.35rem 0.7rem; }
  .hero-stat-3 { bottom: 4%; left: 0%; padding: 0.5rem 0.75rem; }
  .hero-stat-3-num { font-size: 1rem; }
  .hero-stat-3-icon { font-size: 1.05rem; }
}

/* ============================================
   v50 · 首页 Hero · 3 部手机横排（白色系）
============================================ */
.hero-stage {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-phones {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  perspective: 1000px;
}
.hero-phone {
  position: relative;
  width: 30%;
  max-width: 200px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.hero-phone img {
  display: block;
  width: 100%;
  height: 380px;
  object-fit: cover;
  object-position: top;
  border-radius: 1.2rem;
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.25),
    0 0 0 4px white,
    0 0 0 5px rgba(0, 0, 0, 0.06);
  background: #f1f5f9;
}
.hero-phone-label {
  position: absolute;
  top: -1.4rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.25rem 0.65rem;
  background: white;
  color: #1e293b;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 999px;
  box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 0.15);
  white-space: nowrap;
  border: 1px solid rgba(0, 0, 0, 0.05);
}
.hero-phone-1 { transform: rotate(-4deg) translateY(8px); z-index: 10; }
.hero-phone-2 { transform: rotate(0) translateY(-12px); z-index: 20; max-width: 220px; }
.hero-phone-3 { transform: rotate(4deg) translateY(8px); z-index: 10; }
.hero-phone:hover { transform: rotate(0) translateY(-16px) scale(1.04); z-index: 30; }

/* 浮标 */
.hero-stat-1, .hero-stat-2, .hero-stat-3 {
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, 0.18);
}

/* 移动端：3 部手机缩小堆叠 */
@media (max-width: 1024px) {
  .hero-stage { min-height: 460px; }
  .hero-phone { width: 28%; max-width: 160px; }
  .hero-phone-2 { max-width: 180px; }
}
@media (max-width: 640px) {
  .hero-stage { min-height: 360px; }
  .hero-phones { gap: 0.5rem; }
  .hero-phone { width: 30%; max-width: 110px; }
  .hero-phone-2 { max-width: 130px; }
  .hero-phone-label { font-size: 0.55rem; padding: 0.15rem 0.45rem; top: -1rem; }
  .hero-phone img { border-radius: 0.75rem; box-shadow: 0 12px 24px -6px rgba(0,0,0,0.2), 0 0 0 2px white, 0 0 0 3px rgba(0,0,0,0.05); }
  .hero-stat-1 { top: 2%; right: 0%; padding: 0.4rem 0.6rem; }
  .hero-stat-1-num { font-size: 0.9rem; }
  .hero-stat-1-label { font-size: 0.55rem; }
  .hero-stat-2 { top: 0%; left: 0%; font-size: 0.6rem; padding: 0.3rem 0.55rem; }
  .hero-stat-3 { bottom: 2%; left: 25%; padding: 0.4rem 0.6rem; }
  .hero-stat-3-num { font-size: 0.85rem; }
  .hero-stat-3-label { font-size: 0.5rem; }
}

/* ============================================
   v52 · 首页 Hero · 业务主题大图
============================================ */
.hero-stage {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-stage-frame {
  width: 100%;
  max-width: 700px;
  z-index: 10;
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow:
    0 30px 60px -15px rgba(0, 0, 0, 0.2),
    0 15px 40px -10px rgba(0, 0, 0, 0.1),
    0 0 0 1px rgba(0, 0, 0, 0.06);
}
.hero-stage-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 1.5rem;
}
.hero-stat-1, .hero-stat-2, .hero-stat-3 {
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, 0.18);
}
@media (max-width: 1024px) {
  .hero-stage { min-height: 460px; }
  .hero-stage-frame { max-width: 580px; }
}
@media (max-width: 640px) {
  .hero-stage { min-height: 360px; }
  .hero-stat-1 { top: 2%; right: 0%; padding: 0.4rem 0.6rem; }
  .hero-stat-1-num { font-size: 0.9rem; }
  .hero-stat-1-label { font-size: 0.55rem; }
  .hero-stat-2 { top: 0%; left: 0%; font-size: 0.6rem; padding: 0.3rem 0.55rem; }
  .hero-stat-3 { bottom: 0%; left: 0%; padding: 0.4rem 0.6rem; }
  .hero-stat-3-num { font-size: 0.85rem; }
  .hero-stat-3-label { font-size: 0.5rem; }
}

/* ============================================
   v53 · 首页 3 浪潮板块配图
============================================ */
.wave-card .wave-img {
  display: block;
  width: 100%;
  height: 120px;
  object-fit: contain;
  margin: 0 0 0.85rem 0;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.08));
}
.wave-card-active .wave-img {
  height: 130px;
  animation: waveImgFloat 3s ease-in-out infinite;
}
@keyframes waveImgFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* ============================================
   v53 · solutions.html 7 大行业柔色背景
============================================ */
.industry-block {
  background: linear-gradient(135deg, #faf5ff 0%, #ffffff 100%);
  border-radius: 1.5rem;
  padding: 2.5rem;
  border: 1px solid rgba(99, 102, 241, 0.08);
  box-shadow: 0 4px 16px -6px rgba(99, 102, 241, 0.08);
  transition: all 0.3s;
}
.industry-block:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -8px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.2);
}
.industry-block:nth-child(odd) {
  background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%);
  border-color: rgba(6, 182, 212, 0.1);
}
.industry-block:nth-child(odd):hover {
  box-shadow: 0 20px 40px -8px rgba(6, 182, 212, 0.15);
  border-color: rgba(6, 182, 212, 0.25);
}
.industry-block:nth-child(3n) {
  background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 100%);
  border-color: rgba(16, 185, 129, 0.1);
}
.industry-block:nth-child(3n):hover {
  box-shadow: 0 20px 40px -8px rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.25);
}
.industry-block:nth-child(4n) {
  background: linear-gradient(135deg, #fff7ed 0%, #ffffff 100%);
  border-color: rgba(249, 115, 22, 0.1);
}
.industry-block:nth-child(4n):hover {
  box-shadow: 0 20px 40px -8px rgba(249, 115, 22, 0.15);
  border-color: rgba(249, 115, 22, 0.25);
}
@media (max-width: 768px) {
  .industry-block { padding: 1.5rem; }
}

/* ============================================
   v55 · 首页 Hero · 5 大产品真实截图拼贴
============================================ */
.hero-stage {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-collage {
  position: relative;
  width: 100%;
  max-width: 620px;
  height: 540px;
}
.hero-tile {
  position: absolute;
  background: white;
  border-radius: 0.85rem;
  overflow: hidden;
  box-shadow:
    0 18px 40px -12px rgba(0, 0, 0, 0.2),
    0 0 0 4px white,
    0 0 0 5px rgba(0, 0, 0, 0.06);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.hero-tile img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-tile-tag {
  position: absolute;
  bottom: 0.5rem;
  left: 0.5rem;
  padding: 0.3rem 0.7rem;
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 999px;
  box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 0.3);
  white-space: nowrap;
  z-index: 5;
}
.hero-tile:hover { transform: scale(1.04) translateY(-4px); z-index: 30; }

/* 布局：左大 + 右上 + 右中 + 右下 + 底中 */
.hero-tile-main { top: 0; left: 0; width: 60%; height: 60%; }
.hero-tile-tr   { top: 0; right: 0; width: 35%; height: 28%; }
.hero-tile-mr   { top: 32%; right: 0; width: 35%; height: 28%; }
.hero-tile-br   { bottom: 22%; right: 0; width: 35%; height: 28%; }
.hero-tile-bc   { bottom: 0; left: 20%; width: 35%; height: 24%; }

/* 浮标位置 */
.hero-stat-1, .hero-stat-2, .hero-stat-3 {
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, 0.18);
}

@media (max-width: 1024px) {
  .hero-stage { min-height: 460px; }
  .hero-collage { max-width: 540px; height: 480px; }
}
@media (max-width: 640px) {
  .hero-stage { min-height: 400px; }
  .hero-collage { max-width: 360px; height: 380px; }
  .hero-tile-tag { font-size: 0.6rem; padding: 0.2rem 0.5rem; }
  .hero-stat-1 { top: 2%; right: 0%; padding: 0.4rem 0.6rem; }
  .hero-stat-1-num { font-size: 0.9rem; }
  .hero-stat-2 { top: 0%; left: 0%; font-size: 0.6rem; padding: 0.3rem 0.55rem; }
  .hero-stat-3 { bottom: 0%; left: 25%; padding: 0.4rem 0.6rem; }
  .hero-stat-3-num { font-size: 0.85rem; }
}

/* ============================================
   v56 · 首页 Hero · v33 风格 5 大产品真实截图（1 大 + 4 小）
============================================ */
.hero-stage {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-v33 {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1rem;
  width: 100%;
  max-width: 620px;
  align-items: stretch;
}
.hero-v33-main {
  position: relative;
  background: white;
  border-radius: 0.85rem;
  overflow: hidden;
  box-shadow:
    0 18px 40px -12px rgba(0, 0, 0, 0.2),
    0 0 0 4px white,
    0 0 0 5px rgba(0, 0, 0, 0.06);
  min-height: 480px;
}
.hero-v33-main img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}
.hero-v33-main-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.6) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
  pointer-events: none;
}
.hero-v33-main-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  color: white;
  font-size: 0.85rem;
  font-weight: 800;
  border-radius: 999px;
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.3);
  align-self: flex-start;
}
.hero-v33-main-desc {
  margin-top: 0.5rem;
  color: white;
  font-size: 0.78rem;
  font-weight: 600;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-v33-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 0.75rem;
}
.hero-v33-tile {
  position: relative;
  background: white;
  border-radius: 0.7rem;
  overflow: hidden;
  box-shadow:
    0 8px 20px -8px rgba(0, 0, 0, 0.15),
    0 0 0 3px white,
    0 0 0 4px rgba(0, 0, 0, 0.04);
  min-height: 140px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.hero-v33-tile img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}
.hero-v33-tile-tag {
  position: absolute;
  bottom: 0.4rem;
  left: 0.4rem;
  padding: 0.25rem 0.6rem;
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  border-radius: 999px;
  box-shadow: 0 3px 8px -2px rgba(0, 0, 0, 0.3);
  white-space: nowrap;
  z-index: 5;
}
.hero-v33-tile:hover { transform: scale(1.04) translateY(-2px); z-index: 30; }

/* 浮标 */
.hero-stat-1, .hero-stat-2, .hero-stat-3 {
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, 0.18);
}

@media (max-width: 1024px) {
  .hero-stage { min-height: 460px; }
  .hero-v33 { max-width: 540px; }
  .hero-v33-main { min-height: 400px; }
}
@media (max-width: 640px) {
  .hero-stage { min-height: 400px; }
  .hero-v33 { grid-template-columns: 1fr; max-width: 360px; }
  .hero-v33-main { min-height: 240px; }
  .hero-v33-grid { grid-template-columns: 1fr 1fr; }
  .hero-v33-tile { min-height: 100px; }
  .hero-v33-tile-tag { font-size: 0.55rem; padding: 0.15rem 0.4rem; }
  .hero-v33-main-tag { font-size: 0.7rem; padding: 0.3rem 0.6rem; }
  .hero-v33-main-desc { font-size: 0.65rem; }
  .hero-stat-1 { top: 2%; right: 0%; padding: 0.4rem 0.6rem; }
  .hero-stat-1-num { font-size: 0.9rem; }
  .hero-stat-2 { top: 0%; left: 0%; font-size: 0.6rem; padding: 0.3rem 0.55rem; }
  .hero-stat-3 { bottom: 0%; left: 25%; padding: 0.4rem 0.6rem; }
  .hero-stat-3-num { font-size: 0.85rem; }
}