/* ============================================
   @ECA工作室 ～ @VNAI ～ @EYUN
   ============================================ */

*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}

:root {
  --bg-primary: #000000;
  --bg-secondary: #050508;
  --bg-tertiary: #0a0a10;
  --bg-card: rgba(255,255,255,0.03);
  --bg-glass: rgba(255,255,255,0.04);
  --bg-glass-strong: rgba(255,255,255,0.08);
  --bg-glass-hover: rgba(255,255,255,0.10);
  --border-glass: rgba(255,255,255,0.08);
  --border-glass-strong: rgba(255,255,255,0.15);
  --border-glass-glow: rgba(41,151,255,0.20);
  --border-highlight: rgba(255,255,255,0.25);
  --text-primary: #f5f5f7;
  --text-secondary: #a1a1a6;
  --text-muted: #6e6e73;
  --text-ghost: #3a3a3e;
  --accent-blue: #2997ff;
  --accent-blue-hover: #1d7fd9;
  --accent-blue-glow: rgba(41,151,255,0.4);
  --accent-purple: #bf5af2;
  --accent-purple-glow: rgba(191,90,242,0.3);
  --accent-pink: #ff375f;
  --accent-orange: #ff9f0a;
  --accent-green: #30d158;
  --accent-cyan: #5ac8fa;
  --accent-teal: #64d2ff;
  --gradient-hero: linear-gradient(135deg, #0c0c1a 0%, #0a0a14 50%, #050508 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.01) 100%);
  --gradient-glass-strong: linear-gradient(180deg, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0.03) 100%);
  --gradient-text: linear-gradient(135deg, #f5f5f7 0%, #a1a1a6 100%);
  --gradient-accent: linear-gradient(135deg, #2997ff, #bf5af2);
  --gradient-accent-soft: linear-gradient(135deg, rgba(41,151,255,0.3), rgba(191,90,242,0.2));
  --gradient-liquid: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0.02) 40%, rgba(255,255,255,0.00) 100%);
  --gradient-liquid-edge: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%, rgba(41,151,255,0.08) 100%);
  --shadow-glass: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 60px rgba(41,151,255,0.12);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-float: 0 20px 60px rgba(0,0,0,0.6);
  --shadow-liquid:
    0 8px 32px rgba(0,0,0,0.4),
    0 0 0 1px rgba(255,255,255,0.06),
    inset 0 1px 0 rgba(255,255,255,0.12),
    inset 0 -1px 0 rgba(0,0,0,0.2);
  --shadow-liquid-prominent:
    0 25px 80px rgba(0,0,0,0.6),
    0 0 0 1px rgba(255,255,255,0.08),
    inset 0 1px 0 rgba(255,255,255,0.15),
    inset 0 -1px 0 rgba(0,0,0,0.3),
    0 0 40px rgba(41,151,255,0.08);

  --liquid-filter-subtle: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='subtle' x='-10%25' y='-10%25' width='120%25' height='120%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.006 0.006' numOctaves='2' result='noise' seed='42'/%3E%3CfeGaussianBlur in='noise' stdDeviation='2' result='blurred'/%3E%3CfeDisplacementMap in='SourceGraphic' in2='blurred' scale='3' xChannelSelector='R' yChannelSelector='G'/%3E%3C/filter%3E%3C/svg%3E#subtle");
  --liquid-filter-medium: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='medium' x='-15%25' y='-15%25' width='130%25' height='130%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.008 0.008' numOctaves='2' result='noise' seed='88'/%3E%3CfeGaussianBlur in='noise' stdDeviation='2' result='blurred'/%3E%3CfeDisplacementMap in='SourceGraphic' in2='blurred' scale='6' xChannelSelector='R' yChannelSelector='G'/%3E%3C/filter%3E%3C/svg%3E#medium");
  --liquid-filter-strong: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='strong' x='-20%25' y='-20%25' width='140%25' height='140%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.008 0.008' numOctaves='2' result='noise' seed='92'/%3E%3CfeGaussianBlur in='noise' stdDeviation='2' result='blurred'/%3E%3CfeDisplacementMap in='SourceGraphic' in2='blurred' scale='10' xChannelSelector='R' yChannelSelector='G'/%3E%3C/filter%3E%3C/svg%3E#strong");

  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --radius-pill: 980px;
  --nav-height: 60px;
  --island-w: 140px;
  --island-h: 44px;
  --island-radius: 22px;
  --island-circle: 52px;
  --spring: 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
  --spring-slow: 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --ease-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --ease-liquid: 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body.island-locked { overflow: hidden; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }
.liquid-glass {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.14) 0%, 
    rgba(255,255,255,0.06) 20%, 
    rgba(255,255,255,0.02) 50%, 
    rgba(255,255,255,0.04) 80%, 
    rgba(255,255,255,0.10) 100%);
  backdrop-filter: blur(32px) saturate(240%) brightness(1.05) contrast(1.02);
  -webkit-backdrop-filter: blur(32px) saturate(240%) brightness(1.05) contrast(1.02);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-lg);
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.4), 
    0 0 0 1px rgba(255,255,255,0.04),
    inset 0 1.5px 0 rgba(255,255,255,0.20), 
    inset 0 -1.5px 0 rgba(0,0,0,0.25),
    inset 0 0 30px rgba(255,255,255,0.03);
  overflow: hidden;
  transition: all var(--ease-liquid);
  transform: translateZ(0);
  will-change: transform;
}
.liquid-glass::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.55) 0%, 
    rgba(255,255,255,0.18) 15%, 
    rgba(255,255,255,0.05) 35%,
    transparent 50%, 
    rgba(255,255,255,0.03) 70%,
    rgba(255,255,255,0.08) 85%,
    rgba(255,255,255,0.35) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 2;
  opacity: 0.7;
  animation: edgeGlow 4s ease-in-out infinite;
}
.liquid-glass::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: 
    radial-gradient(ellipse 80% 35% at 50% 0%, rgba(255,255,255,0.14) 0%, transparent 55%), 
    radial-gradient(ellipse 60% 45% at 80% 15%, rgba(41,151,255,0.08) 0%, transparent 50%), 
    radial-gradient(ellipse 50% 40% at 20% 85%, rgba(191,90,242,0.05) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 70% 80%, rgba(90,200,250,0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
  animation: liquidRefraction 8s ease-in-out infinite;
}
.liquid-glass:hover {
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.18) 0%, 
    rgba(255,255,255,0.08) 25%, 
    rgba(255,255,255,0.03) 60%, 
    rgba(255,255,255,0.06) 85%,
    rgba(255,255,255,0.12) 100%);
  border-color: rgba(255,255,255,0.22);
  box-shadow: 
    0 16px 48px rgba(0,0,0,0.5), 
    0 0 0 1px rgba(41,151,255,0.12), 
    0 0 40px rgba(41,151,255,0.06),
    inset 0 1.5px 0 rgba(255,255,255,0.25), 
    inset 0 -1.5px 0 rgba(0,0,0,0.3),
    inset 0 0 40px rgba(255,255,255,0.04);
  transform: translateY(-2px) translateZ(0);
}
.liquid-glass-tinted {
  background: linear-gradient(180deg, rgba(41,151,255,0.08) 0%, rgba(41,151,255,0.03) 40%, rgba(191,90,242,0.02) 100%);
  border-color: rgba(41,151,255,0.15);
}
.liquid-glass-tinted::after {
  background: radial-gradient(ellipse 80% 40% at 50% 0%, rgba(41,151,255,0.10) 0%, transparent 60%), radial-gradient(ellipse 60% 50% at 80% 20%, rgba(191,90,242,0.06) 0%, transparent 50%);
}

.liquid-glass-prominent {
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.18) 0%, 
    rgba(255,255,255,0.08) 25%, 
    rgba(255,255,255,0.03) 60%, 
    rgba(255,255,255,0.06) 85%,
    rgba(255,255,255,0.14) 100%);
  backdrop-filter: blur(40px) saturate(260%) brightness(1.08) contrast(1.03);
  -webkit-backdrop-filter: blur(40px) saturate(260%) brightness(1.08) contrast(1.03);
  border: 1.5px solid rgba(255,255,255,0.18);
  box-shadow: 
    0 25px 80px rgba(0,0,0,0.6),
    0 0 0 1px rgba(255,255,255,0.06),
    inset 0 1.5px 0 rgba(255,255,255,0.20),
    inset 0 -1.5px 0 rgba(0,0,0,0.35),
    inset 0 0 50px rgba(255,255,255,0.04),
    0 0 60px rgba(41,151,255,0.10);
}

.liquid-glass-thin {
  background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  backdrop-filter: blur(16px) saturate(180%) brightness(1.02);
  -webkit-backdrop-filter: blur(16px) saturate(180%) brightness(1.02);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 
    0 4px 16px rgba(0,0,0,0.2), 
    inset 0 1px 0 rgba(255,255,255,0.10),
    inset 0 -1px 0 rgba(0,0,0,0.1);
}

.liquid-glass-shimmer {
  position: absolute;
  inset: -50%;
  background: conic-gradient(from 0deg at 50% 50%, transparent 0deg, rgba(255,255,255,0.03) 60deg, transparent 120deg, rgba(41,151,255,0.02) 180deg, transparent 240deg, rgba(191,90,242,0.02) 300deg, transparent 360deg);
  animation: liquidShimmer 8s linear infinite;
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: overlay;
}

@keyframes liquidShimmer {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: linear-gradient(180deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.45) 100%);
  backdrop-filter: blur(36px) saturate(220%) brightness(1.02);
  -webkit-backdrop-filter: blur(36px) saturate(220%) brightness(1.02);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3), inset 0 -1px 0 rgba(0,0,0,0.1);
  transition: transform var(--ease-base), background 0.3s ease, border-color 0.3s ease;
}

.nav-container {
  max-width: 1200px; margin: 0 auto; height: 100%;
  display: flex; align-items: center; justify-content: space-between; padding: 0 28px;
}

.nav-logo {
  font-size: 22px; font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  letter-spacing: -0.5px;
  transition: opacity 0.3s ease, filter 0.3s ease;
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.nav-logo:hover { opacity: 0.85; filter: drop-shadow(0 0 12px rgba(41,151,255,0.3)); }
.nav-links { display: flex; gap: 6px; list-style: none; align-items: center; }
.nav-links a {
  color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500;
  padding: 8px 16px; border-radius: var(--radius-pill);
  transition: all 0.25s ease; display: inline-block; position: relative; overflow: hidden;
}
.nav-links a::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(41,151,255,0.08), rgba(191,90,242,0.05));
  border-radius: inherit; opacity: 0; transition: opacity 0.25s ease;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::before { opacity: 1; }
.nav-cta {
  background: linear-gradient(135deg, var(--accent-blue), #1d7fd9);
  color: #fff !important; padding: 8px 20px !important; border-radius: var(--radius-pill);
  font-size: 14px; font-weight: 600; text-decoration: none;
  transition: all 0.25s ease; border: none; cursor: pointer; display: inline-block;
  box-shadow: 0 4px 16px rgba(41,151,255,0.3); position: relative; overflow: hidden;
}
.nav-cta::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
  transform: translateX(-100%); transition: transform 0.6s ease;
}
.nav-cta:hover { box-shadow: 0 6px 24px rgba(41,151,255,0.5); transform: translateY(-1px); }
.nav-cta:hover::after { transform: translateX(100%); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; z-index: 1002; }
.dynamic-island, .island-scrim { display: none; }

@media (max-width: 768px) {
  .nav, .nav-toggle { display: none !important; }

  .island-scrim {
    display: block; position: fixed; inset: 0;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(8px) saturate(150%);
    -webkit-backdrop-filter: blur(8px) saturate(150%);
    z-index: 1998; opacity: 0; pointer-events: none;
    transition: opacity 0.5s ease;
  }
  .island-scrim.visible { opacity: 1; pointer-events: auto; }

  .dynamic-island {
    display: flex; position: fixed; z-index: 2001;
    top: max(14px, env(safe-area-inset-top)); left: 50%;
    transform: translate3d(-50%, 0, 0);
    width: var(--island-w); height: var(--island-h);
    border-radius: var(--island-radius);
    background: linear-gradient(180deg, 
      rgba(255,255,255,0.14) 0%, 
      rgba(255,255,255,0.06) 30%, 
      rgba(255,255,255,0.03) 70%, 
      rgba(255,255,255,0.08) 100%);
    backdrop-filter: blur(36px) saturate(240%) brightness(1.05);
    -webkit-backdrop-filter: blur(36px) saturate(240%) brightness(1.05);
    border: 1px solid rgba(255,255,255,0.18);
    cursor: grab; user-select: none; -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent; touch-action: none;
    overflow: visible;
    transition: width var(--spring), height var(--spring), border-radius var(--spring), background var(--ease-out), box-shadow var(--ease-out), transform var(--spring-slow);
    will-change: transform, width, height, border-radius;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5), 
      0 0 0 1px rgba(255,255,255,0.04),
      inset 0 1.5px 0 rgba(255,255,255,0.22), 
      inset 0 -1.5px 0 rgba(0,0,0,0.25);
  }

  .dynamic-island:active { cursor: grabbing; }

  .dynamic-island::before {
    content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
    background: linear-gradient(180deg, rgba(255,255,255,0.5) 0%, rgba(255,255,255,0.1) 30%, transparent 50%, rgba(255,255,255,0.05) 80%, rgba(255,255,255,0.25) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude;
    pointer-events: none; z-index: 3; opacity: 0.7;
  }

  .dynamic-island::after {
    content: ''; position: absolute; inset: 0; border-radius: inherit;
    background: radial-gradient(ellipse 80% 35% at 50% 0%, rgba(255,255,255,0.15) 0%, transparent 60%), radial-gradient(ellipse 50% 40% at 80% 20%, rgba(41,151,255,0.08) 0%, transparent 50%);
    pointer-events: none; z-index: 2; mix-blend-mode: overlay;
  }

  .island-glow {
    position: absolute; inset: 0; border-radius: inherit;
    pointer-events: none; z-index: -1;
    background: radial-gradient(ellipse at 30% 20%, rgba(41,151,255,0.10), transparent 55%), radial-gradient(ellipse at 70% 80%, rgba(191,90,242,0.06), transparent 45%);
    backdrop-filter: blur(20px) saturate(200%) brightness(1.02);
    -webkit-backdrop-filter: blur(20px) saturate(200%) brightness(1.02);
    box-shadow: 0 0 30px 3px rgba(41,151,255,0.22), 0 0 70px 10px rgba(41,151,255,0.12), 0 0 120px 20px rgba(191,90,242,0.08), 0 0 160px 30px rgba(99,88,255,0.05), inset 0 0 24px rgba(41,151,255,0.05);
    transition: box-shadow var(--ease-out);
  }

  .island-glow::before {
    content: ''; position: absolute; inset: -4px; border-radius: inherit;
    background: radial-gradient(ellipse at 50% 0%, rgba(255,255,255,0.04), transparent 70%);
    filter: blur(4px); pointer-events: none;
  }

  .island-lens {
    position: absolute; inset: 0; border-radius: inherit;
    pointer-events: none; z-index: -2;
    backdrop-filter: blur(28px) saturate(260%) hue-rotate(5deg) brightness(1.03);
    -webkit-backdrop-filter: blur(28px) saturate(260%) hue-rotate(5deg) brightness(1.03);
    background: rgba(255,255,255,0.03);
    transition: inset var(--spring);
  }

  .island-body { position: relative; z-index: 4; width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; }

  .island-collapsed { display: flex; align-items: center; gap: 8px; padding: 0 18px; white-space: nowrap; transition: opacity 0.3s ease, transform 0.3s ease; }
  .island-logo-icon { font-size: 18px; background: var(--gradient-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
  .island-brand { font-size: 14px; font-weight: 700; background: var(--gradient-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; letter-spacing: -0.3px; }
  .island-indicator { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green), 0 0 16px rgba(48,209,88,0.3); margin-left: 4px; animation: pulse-soft 2s ease-in-out infinite; }

  .island-expanded { display: none; flex-direction: column; padding: 20px; opacity: 0; pointer-events: none; transform: scale(0.94); transition: opacity 0.35s ease 0.08s, transform 0.45s cubic-bezier(0.16,1,0.3,1) 0.05s; overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .island-expanded::-webkit-scrollbar { width: 3px; }
  .island-expanded::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.10); border-radius: 2px; }

  .dynamic-island.is-expanded {
    width: 92vw; max-width: 460px; height: auto; min-height: 42vh; max-height: 88vh;
    border-radius: 36px;
    background: linear-gradient(180deg, 
      rgba(255,255,255,0.14) 0%, 
      rgba(255,255,255,0.06) 25%, 
      rgba(255,255,255,0.03) 65%, 
      rgba(255,255,255,0.08) 100%);
    backdrop-filter: blur(40px) saturate(260%) brightness(1.06) contrast(1.02);
    -webkit-backdrop-filter: blur(40px) saturate(260%) brightness(1.06) contrast(1.02);
    cursor: default;
    box-shadow: 
      inset 0 1.5px 0 rgba(255,255,255,0.16), 
      0 28px 90px rgba(0,0,0,0.75), 
      0 0 60px rgba(41,151,255,0.10),
      0 0 0 1px rgba(255,255,255,0.05);
    overflow: visible;
  }

  .dynamic-island.is-expanded::before {
    background: linear-gradient(180deg, rgba(255,255,255,0.6) 0%, rgba(255,255,255,0.15) 20%, transparent 50%, rgba(255,255,255,0.08) 80%, rgba(255,255,255,0.3) 100%);
  }

  .dynamic-island.is-expanded .island-glow { inset: 0; box-shadow: 0 0 50px 6px rgba(41,151,255,0.30), 0 0 120px 20px rgba(41,151,255,0.14), 0 0 200px 36px rgba(191,90,242,0.10), 0 0 280px 50px rgba(99,88,255,0.06), inset 0 0 40px rgba(41,151,255,0.06); }
  .dynamic-island.is-expanded .island-lens { inset: -2px; }
  .dynamic-island.is-expanded .island-collapsed { display: none; opacity: 0; transform: scale(0.8); pointer-events: none; }
  .dynamic-island.is-expanded .island-expanded { display: flex; opacity: 1; pointer-events: auto; transform: scale(1); }

  .dynamic-island.is-dragging {
    width: var(--island-circle); height: var(--island-circle); border-radius: 50%;
    transition: width 0.25s ease, height 0.25s ease, border-radius 0.25s ease, transform 0s linear !important;
    cursor: grabbing;
    background: linear-gradient(135deg, rgba(41,151,255,0.18), rgba(191,90,242,0.12));
    backdrop-filter: blur(32px) saturate(240%) brightness(1.05);
    -webkit-backdrop-filter: blur(32px) saturate(240%) brightness(1.05);
    border: 1.5px solid rgba(255,255,255,0.20);
    box-shadow: 
      0 0 40px 4px rgba(41,151,255,0.40), 
      0 0 80px 14px rgba(191,90,242,0.22), 
      0 0 120px 24px rgba(99,88,255,0.12), 
      inset 0 0 24px rgba(255,255,255,0.08);
  }
  .dynamic-island.is-dragging .island-collapsed, .dynamic-island.is-dragging .island-expanded { opacity: 0; }
  .dynamic-island.is-dragging .island-glow { inset: 0; box-shadow: 0 0 40px 4px rgba(41,151,255,0.40), 0 0 80px 14px rgba(191,90,242,0.22), 0 0 120px 24px rgba(99,88,255,0.12), inset 0 0 24px rgba(255,255,255,0.06); }
  .dynamic-island.is-dragging .island-lens { backdrop-filter: blur(28px) saturate(260%) hue-rotate(8deg); -webkit-backdrop-filter: blur(28px) saturate(260%) hue-rotate(8deg); }

  .dynamic-island.is-jelly { animation: jellyBounce 0.65s cubic-bezier(0.34, 1.56, 0.64, 1); }
  .dynamic-island.is-jelly .island-glow { animation: jellyGlow 0.65s cubic-bezier(0.34, 1.56, 0.64, 1); }

  .island-menu-header { display: flex; align-items: center; justify-content: space-between; padding: 0 4px 14px; border-bottom: 1px solid rgba(255,255,255,0.06); margin-bottom: 10px; flex-shrink: 0; }
  .island-menu-title { font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 2.5px; }
  .island-close-btn { width: 30px; height: 30px; border-radius: 50%; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.08); color: var(--text-secondary); font-size: 13px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s ease; -webkit-tap-highlight-color: transparent; }
  .island-close-btn:hover { background: rgba(255,55,95,0.15); color: var(--accent-pink); transform: rotate(90deg); }

  .island-menu-list { list-style: none; display: flex; flex-direction: column; gap: 3px; }
  .island-menu-list li { --i: 0; opacity: 0; transform: translateX(-12px); animation: islandItemSlide 0.45s ease forwards; animation-delay: calc(0.15s + var(--i) * 0.05s); }
  .island-menu-list a { display: flex; align-items: center; gap: 14px; padding: 12px 16px; color: var(--text-primary); text-decoration: none; font-size: 17px; font-weight: 500; border-radius: 16px; transition: all 0.2s ease; -webkit-tap-highlight-color: transparent; position: relative; overflow: hidden; }
  .island-menu-list a::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(41,151,255,0.06), rgba(191,90,242,0.03)); border-radius: inherit; opacity: 0; transition: opacity 0.2s ease; }
  .island-menu-list a:hover::before, .island-menu-list a:active::before { opacity: 1; }
  .island-menu-list a:active { transform: scale(0.98); }
  .island-menu-list a .menu-icon { width: 38px; height: 38px; border-radius: 12px; background: linear-gradient(135deg, rgba(41,151,255,0.12), rgba(191,90,242,0.08)); border: 1px solid rgba(41,151,255,0.15); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; position: relative; z-index: 1; }
  .island-menu-list a .menu-arrow { margin-left: auto; color: var(--text-muted); font-size: 14px; transition: transform 0.2s, color 0.2s; }
  .island-menu-list a:hover .menu-arrow { transform: translateX(4px); color: var(--accent-blue); }

  .island-cta {
    margin-top: 14px; padding: 16px 22px;
    background: linear-gradient(135deg, var(--accent-blue), #1a7fd9);
    color: #fff !important; text-decoration: none; border-radius: 18px;
    font-size: 16px; font-weight: 600; text-align: center; display: block;
    opacity: 0; transform: translateY(10px);
    animation: islandItemSlide 0.45s ease 0.5s forwards;
    box-shadow: 0 6px 24px rgba(41,151,255,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
    -webkit-tap-highlight-color: transparent; flex-shrink: 0;
    position: relative; overflow: hidden; transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  .island-cta::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.12) 50%, transparent 60%); transform: translateX(-100%); }
  .island-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(41,151,255,0.5); }

  .hero-scroll { display: none; }
  .hero { padding-top: calc(env(safe-area-inset-top) + var(--island-h) + 24px); }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  position: relative; background: var(--gradient-hero); overflow: hidden;
  padding-top: var(--nav-height);
}

.hero::before, .hero::after {
  content: ''; position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.35;
  animation: float 20s ease-in-out infinite;
}
.hero::before { width: 600px; height: 600px; background: radial-gradient(circle, var(--accent-blue), transparent 70%); top: 5%; left: -15%; }
.hero::after { width: 500px; height: 500px; background: radial-gradient(circle, var(--accent-purple), transparent 70%); bottom: 5%; right: -10%; animation-delay: -10s; }

.hero-glow-1, .hero-glow-2, .hero-glow-3 {
  position: absolute; border-radius: 50%; filter: blur(80px); pointer-events: none;
}
.hero-glow-1 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(41,151,255,0.15), transparent 70%); top: 30%; right: 20%; animation: float 15s ease-in-out infinite; animation-delay: -5s; }
.hero-glow-2 { width: 250px; height: 250px; background: radial-gradient(circle, rgba(191,90,242,0.12), transparent 70%); bottom: 25%; left: 15%; animation: float 18s ease-in-out infinite; animation-delay: -8s; }
.hero-glow-3 { width: 200px; height: 200px; background: radial-gradient(circle, rgba(48,209,88,0.08), transparent 70%); top: 60%; left: 50%; animation: float 22s ease-in-out infinite; animation-delay: -12s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.1); }
  66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-content { position: relative; z-index: 2; text-align: center; max-width: 920px; padding: 0 28px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  backdrop-filter: blur(24px) saturate(200%) brightness(1.02);
  -webkit-backdrop-filter: blur(24px) saturate(200%) brightness(1.02);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-pill); padding: 10px 24px;
  font-size: 13px; font-weight: 500; color: var(--text-secondary);
  margin-bottom: 32px; animation: fadeInUp 0.8s ease-out 0.2s both;
  box-shadow: 
    inset 0 1.5px 0 rgba(255,255,255,0.10), 
    0 4px 20px rgba(0,0,0,0.2),
    0 0 0 1px rgba(255,255,255,0.03);
  position: relative; overflow: hidden;
}
.hero-badge::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.30), rgba(255,255,255,0.08) 40%, 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: 0.7;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-green); box-shadow: 0 0 10px var(--accent-green), 0 0 20px rgba(48,209,88,0.3); animation: pulse 2s ease-in-out infinite; }
.hero-title { font-size: clamp(44px, 9vw, 88px); font-weight: 800; line-height: 1.05; letter-spacing: -2.5px; margin-bottom: 24px; animation: fadeInUp 0.8s ease-out 0.4s both; }
.hero-title .gradient-text {
  background: linear-gradient(135deg, #fff 0%, #a1a1a6 40%, #fff 60%, #a1a1a6 100%); background-size: 300% 300%;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s ease-in-out infinite;
}

.hero-subtitle { font-size: clamp(18px, 3vw, 26px); color: var(--text-secondary); margin-bottom: 40px; font-weight: 400; animation: fadeInUp 0.8s ease-out 0.6s both; }
.hero-actions { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; animation: fadeInUp 0.8s ease-out 0.8s both; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px 36px; border-radius: var(--radius-pill);
  font-size: 16px; font-weight: 600; text-decoration: none;
  border: none; cursor: pointer;
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative; overflow: hidden;
  white-space: nowrap; line-height: 1.2; vertical-align: middle;
  font-family: inherit; -webkit-tap-highlight-color: transparent;
  box-sizing: border-box; isolation: isolate;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), #1d7fd9); color: #fff;
  box-shadow: 0 4px 24px rgba(41,151,255,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-primary::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
  transform: translateX(-100%); transition: transform 0.7s ease;
}
.btn-primary:hover { background: linear-gradient(135deg, #3aa3ff, #2188e8); box-shadow: 0 8px 32px rgba(41,151,255,0.5), inset 0 1px 0 rgba(255,255,255,0.2); transform: translateY(-2px); }
.btn-primary:hover::before { transform: translateX(100%); }
.btn-primary:active { transform: translateY(0) scale(0.98); box-shadow: 0 2px 12px rgba(41,151,255,0.3); }
.btn-secondary {
  background: linear-gradient(135deg, rgba(255,255,255,0.10), rgba(255,255,255,0.04));
  color: var(--text-primary); border: 1px solid rgba(255,255,255,0.14);
  backdrop-filter: blur(20px) saturate(200%) brightness(1.02);
  -webkit-backdrop-filter: blur(20px) saturate(200%) brightness(1.02);
  box-shadow: 
    inset 0 1.5px 0 rgba(255,255,255,0.10), 
    0 4px 20px rgba(0,0,0,0.2),
    0 0 0 1px rgba(255,255,255,0.03);
}
.btn-secondary::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent 50%, rgba(255,255,255,0.05));
  -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: 0.6;
}
.btn-secondary:hover { background: linear-gradient(135deg, rgba(255,255,255,0.12), rgba(255,255,255,0.05)); border-color: rgba(255,255,255,0.18); box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 6px 24px rgba(0,0,0,0.3); transform: translateY(-2px); }
.btn-secondary:active { transform: translateY(0) scale(0.98); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.btn .ripple { position: absolute; border-radius: 50%; background: rgba(255,255,255,0.3); transform: scale(0); animation: ripple 0.6s cubic-bezier(0.4,0,0.2,1); pointer-events: none; z-index: 0; }
.btn > * { position: relative; z-index: 1; }

@keyframes ripple { 0% { transform: scale(0); opacity: 0.5; } 100% { transform: scale(3.5); opacity: 0; } }

.btn-sm { padding: 12px 26px; font-size: 14px; }

section { position: relative; padding: 120px 0; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.section-header { text-align: center; margin-bottom: 72px; }

.section-eyebrow {
  display: inline-block; font-size: 13px; font-weight: 700; color: var(--accent-blue);
  text-transform: uppercase; letter-spacing: 3px; margin-bottom: 16px;
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(41,151,255,0.08), rgba(191,90,242,0.05));
  border: 1px solid rgba(41,151,255,0.12); border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
}

.section-title { font-size: clamp(36px, 5.5vw, 52px); font-weight: 800; letter-spacing: -1.5px; margin-bottom: 20px; line-height: 1.1; }
.section-desc { font-size: 19px; color: var(--text-secondary); max-width: 620px; margin: 0 auto; line-height: 1.7; }

.glass-card {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.08) 0%, 
    rgba(255,255,255,0.03) 40%, 
    rgba(255,255,255,0.02) 60%,
    rgba(255,255,255,0.05) 100%);
  backdrop-filter: blur(28px) saturate(220%) brightness(1.03) contrast(1.01);
  -webkit-backdrop-filter: blur(28px) saturate(220%) brightness(1.03) contrast(1.01);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg); padding: 36px;
  transition: all var(--ease-liquid); overflow: hidden;
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.3), 
    0 0 0 1px rgba(255,255,255,0.03),
    inset 0 1.5px 0 rgba(255,255,255,0.12), 
    inset 0 -1.5px 0 rgba(0,0,0,0.15),
    inset 0 0 20px rgba(255,255,255,0.02);
  transform: translateZ(0);
}

.glass-card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.35) 0%, 
    rgba(255,255,255,0.12) 15%, 
    rgba(255,255,255,0.04) 35%,
    transparent 50%, 
    rgba(255,255,255,0.03) 70%,
    rgba(255,255,255,0.06) 85%,
    rgba(255,255,255,0.20) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; z-index: 2; opacity: 0.6;
  animation: edgeGlow 5s ease-in-out infinite;
}

.glass-card::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: 
    radial-gradient(ellipse 80% 35% at 50% 0%, rgba(255,255,255,0.10) 0%, transparent 55%), 
    radial-gradient(ellipse 55% 42% at 85% 15%, rgba(41,151,255,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 45% 35% at 15% 85%, rgba(191,90,242,0.04) 0%, transparent 50%);
  pointer-events: none; z-index: 1; mix-blend-mode: overlay;
  animation: liquidRefraction 10s ease-in-out infinite;
}

.glass-card:hover {
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.12) 0%, 
    rgba(255,255,255,0.05) 40%, 
    rgba(255,255,255,0.03) 60%,
    rgba(255,255,255,0.07) 100%);
  border-color: rgba(255,255,255,0.14);
  box-shadow: 
    0 20px 56px rgba(0,0,0,0.45), 
    0 0 0 1px rgba(41,151,255,0.08), 
    0 0 50px rgba(41,151,255,0.05),
    inset 0 1.5px 0 rgba(255,255,255,0.16), 
    inset 0 -1.5px 0 rgba(0,0,0,0.2),
    inset 0 0 30px rgba(255,255,255,0.03);
  transform: translateY(-4px) translateZ(0);
}

.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; }

.product-card {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.07) 0%, 
    rgba(255,255,255,0.02) 40%, 
    rgba(255,255,255,0.01) 60%,
    rgba(255,255,255,0.04) 100%);
  backdrop-filter: blur(28px) saturate(220%) brightness(1.03);
  -webkit-backdrop-filter: blur(28px) saturate(220%) brightness(1.03);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-xl); overflow: hidden;
  transition: all var(--ease-liquid); position: relative;
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.3),
    0 0 0 1px rgba(255,255,255,0.02),
    inset 0 1.5px 0 rgba(255,255,255,0.10), 
    inset 0 -1.5px 0 rgba(0,0,0,0.15);
  transform: translateZ(0);
}

.product-card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
  background: linear-gradient(135deg, 
    rgba(255,255,255,0.30) 0%, 
    rgba(255,255,255,0.08) 20%,
    transparent 40%, 
    transparent 60%, 
    rgba(41,151,255,0.10) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; z-index: 3; opacity: 0.6;
  animation: edgeGlow 6s ease-in-out infinite;
}

.product-card::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: 
    radial-gradient(ellipse 80% 30% at 50% 0%, rgba(255,255,255,0.08) 0%, transparent 55%),
    radial-gradient(ellipse 50% 35% at 75% 20%, rgba(41,151,255,0.05) 0%, transparent 50%);
  pointer-events: none; z-index: 2; mix-blend-mode: overlay;
  animation: liquidRefraction 9s ease-in-out infinite;
}

.product-card:hover {
  border-color: rgba(41,151,255,0.18);
  box-shadow: 
    0 24px 64px rgba(0,0,0,0.55), 
    0 0 0 1px rgba(41,151,255,0.10), 
    0 0 60px rgba(41,151,255,0.08),
    inset 0 1.5px 0 rgba(255,255,255,0.14),
    inset 0 -1.5px 0 rgba(0,0,0,0.2);
  transform: translateY(-6px) translateZ(0);
}

.product-image-wrap { height: 260px; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; background: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.005)); }
.product-image-wrap::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(41,151,255,0.06), transparent 70%); }
.product-image { width: 150px; height: 150px; object-fit: contain; position: relative; z-index: 1; transition: transform 0.7s cubic-bezier(0.16,1,0.3,1); filter: drop-shadow(0 24px 48px rgba(0,0,0,0.5)); }
.product-card:hover .product-image { transform: scale(1.1) rotate(-2deg); }
.product-info { padding: 32px; position: relative; z-index: 2; }
.product-category { font-size: 12px; font-weight: 700; color: var(--accent-blue); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 10px; }
.product-name { font-size: 24px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.5px; }
.product-desc { font-size: 15px; color: var(--text-secondary); margin-bottom: 24px; line-height: 1.6; }
.product-price { font-size: 22px; font-weight: 700; color: var(--text-primary); margin-bottom: 24px; background: var(--gradient-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
/* 修复按钮靠左：产品卡片按钮居中 */
.product-actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

.features-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, #080810 50%, var(--bg-primary) 100%);
  position: relative; overflow: hidden;
}
.features-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 600px 400px at 20% 30%, rgba(41,151,255,0.03) 0%, transparent 70%), radial-gradient(ellipse 500px 350px at 80% 70%, rgba(191,90,242,0.02) 0%, transparent 70%);
  pointer-events: none;
}

.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; position: relative; z-index: 1; }

.feature-card {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.06) 0%, 
    rgba(255,255,255,0.02) 50%, 
    rgba(255,255,255,0.04) 100%);
  backdrop-filter: blur(24px) saturate(200%) brightness(1.02);
  -webkit-backdrop-filter: blur(24px) saturate(200%) brightness(1.02);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg); padding: 40px 32px; text-align: center;
  transition: all var(--ease-liquid); position: relative; overflow: hidden;
  box-shadow: 
    0 4px 24px rgba(0,0,0,0.2),
    0 0 0 1px rgba(255,255,255,0.02),
    inset 0 1.5px 0 rgba(255,255,255,0.10), 
    inset 0 -1.5px 0 rgba(0,0,0,0.12);
  transform: translateZ(0);
}

.feature-card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.22) 0%, 
    rgba(255,255,255,0.06) 15%,
    transparent 40%, 
    transparent 70%, 
    rgba(255,255,255,0.04) 85%,
    rgba(255,255,255,0.10) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; z-index: 2; opacity: 0.5;
  animation: edgeGlow 5s ease-in-out infinite;
}

.feature-card::after {
  content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(41,151,255,0.05) 0%, transparent 55%);
  opacity: 0; transition: opacity 0.6s ease;
  animation: liquidRefraction 12s ease-in-out infinite;
}
.feature-card:hover::after { opacity: 1; }

.feature-card:hover {
  border-color: rgba(255,255,255,0.12);
  box-shadow: 
    0 16px 48px rgba(0,0,0,0.45), 
    0 0 0 1px rgba(41,151,255,0.06),
    0 0 40px rgba(41,151,255,0.04),
    inset 0 1.5px 0 rgba(255,255,255,0.12), 
    inset 0 -1.5px 0 rgba(0,0,0,0.15);
  transform: translateY(-4px) translateZ(0);
}

.feature-icon {
  width: 68px; height: 68px; border-radius: 20px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 30px; margin-bottom: 24px;
  background: linear-gradient(135deg, rgba(41,151,255,0.12), rgba(191,90,242,0.08));
  border: 1px solid rgba(41,151,255,0.15); position: relative;
  box-shadow: 0 8px 24px rgba(41,151,255,0.1);
}
.feature-icon::after {
  content: ''; position: absolute; inset: -3px; border-radius: 22px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  z-index: -1; opacity: 0.25; filter: blur(10px);
}

.feature-title { font-size: 19px; font-weight: 700; margin-bottom: 12px; }
.feature-desc { font-size: 15px; color: var(--text-secondary); line-height: 1.7; }
.stats-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-secondary), var(--bg-primary));
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  position: relative; overflow: hidden;
}
.stats-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 400px 300px at 30% 50%, rgba(41,151,255,0.03) 0%, transparent 70%), radial-gradient(ellipse 350px 250px at 70% 50%, rgba(191,90,242,0.02) 0%, transparent 70%);
  pointer-events: none;
}

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; text-align: center; position: relative; z-index: 1; }

.stat-item {
  position: relative; padding: 24px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 4px 16px rgba(0,0,0,0.15);
  transition: all var(--ease-liquid);
  transform: translateZ(0);
}
.stat-item:hover {
  background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border-color: rgba(255,255,255,0.10); 
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 8px 24px rgba(0,0,0,0.2);
  transform: translateY(-2px) translateZ(0);
}

.stat-number {
  font-size: clamp(40px, 5.5vw, 56px); font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  letter-spacing: -1px; margin-bottom: 8px; display: block;
}
.stat-label { font-size: 14px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1.5px; font-weight: 600; }

.news-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px; }

.news-card {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.06) 0%, 
    rgba(255,255,255,0.02) 45%, 
    rgba(255,255,255,0.04) 100%);
  backdrop-filter: blur(24px) saturate(200%) brightness(1.02);
  -webkit-backdrop-filter: blur(24px) saturate(200%) brightness(1.02);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: all var(--ease-liquid);
  box-shadow: 
    0 4px 24px rgba(0,0,0,0.2),
    0 0 0 1px rgba(255,255,255,0.02),
    inset 0 1.5px 0 rgba(255,255,255,0.10), 
    inset 0 -1.5px 0 rgba(0,0,0,0.12);
  transform: translateZ(0);
}

.news-card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.22) 0%, 
    rgba(255,255,255,0.06) 15%,
    transparent 40%, 
    transparent 70%, 
    rgba(255,255,255,0.04) 85%,
    rgba(255,255,255,0.10) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; z-index: 2; opacity: 0.5;
  animation: edgeGlow 5s ease-in-out infinite;
}

.news-card:hover {
  border-color: rgba(255,255,255,0.12);
  box-shadow: 
    0 20px 56px rgba(0,0,0,0.45), 
    0 0 0 1px rgba(41,151,255,0.06),
    0 0 40px rgba(41,151,255,0.04),
    inset 0 1.5px 0 rgba(255,255,255,0.12), 
    inset 0 -1.5px 0 rgba(0,0,0,0.15);
  transform: translateY(-4px) translateZ(0);
}

.news-image { width: 100%; height: 210px; object-fit: cover; transition: transform 0.7s ease; }
.news-card:hover .news-image { transform: scale(1.05); }

.news-body { padding: 28px; position: relative; z-index: 1; }
.news-date { font-size: 12px; color: var(--text-muted); margin-bottom: 10px; font-weight: 500; letter-spacing: 0.5px; }
.news-title { font-size: 19px; font-weight: 700; margin-bottom: 12px; line-height: 1.4; }
.news-excerpt { font-size: 15px; color: var(--text-secondary); line-height: 1.7; }
.contact-section {
  background: linear-gradient(180deg, var(--bg-primary), #08080f);
  position: relative; overflow: hidden;
}
.contact-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 500px 400px at 80% 20%, rgba(41,151,255,0.02) 0%, transparent 70%), radial-gradient(ellipse 400px 300px at 20% 80%, rgba(191,90,242,0.015) 0%, transparent 70%);
  pointer-events: none;
}

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; position: relative; z-index: 1; }

.contact-info h3 { font-size: 32px; font-weight: 800; margin-bottom: 20px; letter-spacing: -0.5px; }
.contact-info p { color: var(--text-secondary); margin-bottom: 28px; line-height: 1.8; font-size: 16px; }

.contact-details { list-style: none; }
.contact-details li {
  display: flex; align-items: center; gap: 16px; padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  color: var(--text-secondary); font-size: 15px;
  transition: all 0.2s ease;
}
.contact-details li:last-child { border-bottom: none; }
.contact-details li:hover { color: var(--text-primary); }

.contact-details .icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(41,151,255,0.10), rgba(191,90,242,0.06));
  border: 1px solid rgba(41,151,255,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(41,151,255,0.08);
  transition: all 0.3s ease;
}
.contact-details li:hover .icon {
  background: linear-gradient(135deg, rgba(41,151,255,0.15), rgba(191,90,242,0.10));
  transform: scale(1.05);
}

.contact-form {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.07) 0%, 
    rgba(255,255,255,0.03) 40%, 
    rgba(255,255,255,0.02) 60%,
    rgba(255,255,255,0.05) 100%);
  backdrop-filter: blur(28px) saturate(220%) brightness(1.03) contrast(1.01);
  -webkit-backdrop-filter: blur(28px) saturate(220%) brightness(1.03) contrast(1.01);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg); padding: 40px;
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.3), 
    0 0 0 1px rgba(255,255,255,0.03),
    inset 0 1.5px 0 rgba(255,255,255,0.12), 
    inset 0 -1.5px 0 rgba(0,0,0,0.15),
    inset 0 0 20px rgba(255,255,255,0.02);
  overflow: hidden;
  transform: translateZ(0);
}

.contact-form::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.30) 0%, 
    rgba(255,255,255,0.10) 15%, 
    rgba(255,255,255,0.04) 35%,
    transparent 50%, 
    rgba(255,255,255,0.03) 70%,
    rgba(255,255,255,0.06) 85%,
    rgba(255,255,255,0.18) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; z-index: 2; opacity: 0.6;
  animation: edgeGlow 5s ease-in-out infinite;
}

.contact-form::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: 
    radial-gradient(ellipse 80% 35% at 50% 0%, rgba(255,255,255,0.08) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(41,151,255,0.05) 0%, transparent 50%);
  pointer-events: none; z-index: 1; mix-blend-mode: overlay;
  animation: liquidRefraction 10s ease-in-out infinite;
}

.form-group { margin-bottom: 24px; position: relative; z-index: 3; }
.form-label { display: block; font-size: 14px; font-weight: 600; color: var(--text-secondary); margin-bottom: 10px; }

.form-input, .form-textarea {
  width: 100%; padding: 16px 20px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm); color: var(--text-primary);
  font-size: 15px; font-family: inherit;
  transition: all 0.25s ease;
  outline: none; box-sizing: border-box;
}

.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }

.form-input:focus, .form-textarea:focus {
  border-color: rgba(41,151,255,0.3);
  background: rgba(41,151,255,0.03);
  box-shadow: 0 0 0 3px rgba(41,151,255,0.08), inset 0 1px 0 rgba(255,255,255,0.05);
}

.form-textarea { resize: vertical; min-height: 140px; }

/* 修复按钮靠左：表单提交按钮居中 */
.contact-form .btn {
  display: flex;
  margin: 0 auto;
}

.footer {
  background: linear-gradient(180deg, rgba(0,0,0,0.7), rgba(0,0,0,0.9));
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 70px 0 36px; position: relative; overflow: hidden;
}
.footer::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 600px 200px at 50% 0%, rgba(41,151,255,0.02) 0%, transparent 70%);
  pointer-events: none;
}

.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; position: relative; z-index: 1; }

.footer-brand .footer-logo { font-size: 26px; font-weight: 800; background: var(--gradient-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 18px; }
.footer-brand p { color: var(--text-muted); font-size: 14px; line-height: 1.8; max-width: 320px; }

.footer-col h4 { font-size: 13px; font-weight: 700; color: var(--text-primary); margin-bottom: 20px; text-transform: uppercase; letter-spacing: 1.5px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { color: var(--text-muted); text-decoration: none; font-size: 14px; transition: all 0.2s ease; display: inline-block; }
.footer-col ul a:hover { color: var(--accent-blue); transform: translateX(2px); }

.footer-bottom {
  padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.05);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 20px; position: relative; z-index: 1;
}
.footer-bottom p { color: var(--text-muted); font-size: 13px; }

.footer-social { display: flex; gap: 14px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; text-decoration: none;
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
}
.footer-social a:hover {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(41,151,255,0.25);
}

@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInLeft { from { opacity: 0; transform: translateX(-40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.6; transform: scale(1.2); } }
@keyframes pulse-soft { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.85); } }
@keyframes shimmer { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
@keyframes jellyBounce {
  0%   { border-radius: 50%; }
  20%  { border-radius: 18px 24px 20px 26px; }
  40%  { border-radius: 24px 20px 26px 22px; }
  60%  { border-radius: 20px 26px 22px 24px; }
  80%  { border-radius: 22px 20px 24px 22px; }
  100% { border-radius: var(--island-radius); }
}

@keyframes islandItemSlide {
  from { opacity: 0; transform: translateX(-12px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes jellyGlow {
  0%   { border-radius: 50%; }
  20%  { border-radius: 20px 26px 22px 28px; }
  40%  { border-radius: 26px 22px 28px 24px; }
  60%  { border-radius: 22px 28px 24px 26px; }
  80%  { border-radius: 24px 22px 26px 22px; }
  100% { border-radius: inherit; }
}

@keyframes liquidRefraction {
  0%, 100% { opacity: 0.85; filter: blur(0px) saturate(200%) hue-rotate(0deg); }
  25% { opacity: 0.95; filter: blur(0.4px) saturate(210%) hue-rotate(1.5deg); }
  50% { opacity: 0.90; filter: blur(0px) saturate(200%) hue-rotate(0deg); }
  75% { opacity: 0.95; filter: blur(0.4px) saturate(210%) hue-rotate(-1.5deg); }
}

@keyframes edgeGlow {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 0.8; }
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.3; }
  33% { transform: translate(20px, -30px) scale(1.1); opacity: 0.5; }
  66% { transform: translate(-15px, 15px) scale(0.9); opacity: 0.2; }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

.ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  animation: orbFloat 15s ease-in-out infinite;
}

.ambient-orb-blue {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(41,151,255,0.08), transparent 70%);
  top: 10%; left: -5%;
  animation-delay: -3s;
}

.ambient-orb-purple {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(191,90,242,0.06), transparent 70%);
  bottom: 15%; right: -5%;
  animation-delay: -7s;
}

.ambient-orb-cyan {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(90,200,250,0.05), transparent 70%);
  top: 50%; left: 60%;
  animation-delay: -11s;
}

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .contact-grid { gap: 40px; }
}

@media (max-width: 768px) {
  section { padding: 80px 0; }
  .container { padding: 0 20px; }
  .section-header { margin-bottom: 48px; }
  .products-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 280px; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: clamp(32px, 10vw, 44px); }
  .section-title { font-size: clamp(28px, 8vw, 36px); }
  .product-image-wrap { height: 200px; }
  .glass-card { padding: 24px; }
  .contact-form { padding: 28px; }
}

.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-soft {
  background: linear-gradient(135deg, #f5f5f7, #a1a1a6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glow-blue { box-shadow: 0 0 40px rgba(41,151,255,0.15); }
.glow-purple { box-shadow: 0 0 40px rgba(191,90,242,0.12); }

.border-glow {
  border: 1px solid rgba(41,151,255,0.15);
  box-shadow: 0 0 20px rgba(41,151,255,0.06), inset 0 1px 0 rgba(255,255,255,0.08);
}

.liquid-text {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.6) 50%, rgba(255,255,255,0.3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.floating-indicator {
  position: absolute;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
  animation: pulse-soft 2s ease-in-out infinite;
}

.divider-liquid {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), rgba(41,151,255,0.15), rgba(255,255,255,0.1), transparent);
  margin: 40px 0;
  position: relative;
}
.divider-liquid::after {
  content: '';
  position: absolute;
  left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(41,151,255,0.3);
  box-shadow: 0 0 12px rgba(41,151,255,0.2);
}

.liquid-glass-warp {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.12) 0%, 
    rgba(255,255,255,0.04) 30%, 
    rgba(255,255,255,0.02) 70%, 
    rgba(255,255,255,0.08) 100%);
  backdrop-filter: blur(32px) saturate(240%) brightness(1.05) contrast(1.02) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='warp' x='-20%25' y='-20%25' width='140%25' height='140%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.006 0.006' numOctaves='2' result='noise' seed='42'/%3E%3CfeGaussianBlur in='noise' stdDeviation='2' result='blurred'/%3E%3CfeDisplacementMap in='SourceGraphic' in2='blurred' scale='5' xChannelSelector='R' yChannelSelector='G'/%3E%3C/filter%3E%3C/svg%3E#warp");
  -webkit-backdrop-filter: blur(32px) saturate(240%) brightness(1.05) contrast(1.02);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 
    0 16px 48px rgba(0,0,0,0.5), 
    0 0 0 1px rgba(255,255,255,0.04),
    inset 0 1.5px 0 rgba(255,255,255,0.18), 
    inset 0 -1.5px 0 rgba(0,0,0,0.25),
    inset 0 0 30px rgba(255,255,255,0.03);
  transform: translateZ(0);
  animation: liquidRefraction 6s ease-in-out infinite;
}

.liquid-glass-warp::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.60) 0%, 
    rgba(255,255,255,0.15) 20%, 
    rgba(255,255,255,0.04) 35%,
    transparent 50%, 
    rgba(255,255,255,0.03) 70%,
    rgba(255,255,255,0.08) 85%,
    rgba(255,255,255,0.30) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 2;
  opacity: 0.7;
  animation: edgeGlow 3s ease-in-out infinite;
}

.magnetic-hover {
  transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

.cursor-glow {
  position: fixed;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,151,255,0.08), transparent 70%);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
  mix-blend-mode: screen;
}

.scanline {
  position: relative;
  overflow: hidden;
}
.scanline::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(41,151,255,0.02) 50%);
  background-size: 100% 4px;
  pointer-events: none;
  z-index: 10;
}
.noise-overlay {
  position: relative;
}
.noise-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.02;
  pointer-events: none;
  z-index: 100;
  mix-blend-mode: overlay;
}


/* ============================================
   液态玻璃真实感增强系统 v2.0
   基于 feTurbulence + feDisplacementMap 的
   液态折射与菲涅尔边缘光学模拟
   ============================================ */

.liquid-glass-volumetric {
  position: relative;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.16) 0%, 
    rgba(255,255,255,0.07) 20%, 
    rgba(255,255,255,0.02) 50%, 
    rgba(255,255,255,0.05) 80%, 
    rgba(255,255,255,0.12) 100%);
  backdrop-filter: blur(40px) saturate(260%) brightness(1.08) contrast(1.03);
  -webkit-backdrop-filter: blur(40px) saturate(260%) brightness(1.08) contrast(1.03);
  border: 1.5px solid rgba(255,255,255,0.18);
  border-radius: var(--radius-lg);
  box-shadow: 
    0 16px 48px rgba(0,0,0,0.5), 
    0 0 0 1px rgba(255,255,255,0.05),
    0 0 60px rgba(41,151,255,0.08),
    inset 0 2px 0 rgba(255,255,255,0.22), 
    inset 0 -2px 0 rgba(0,0,0,0.30),
    inset 0 0 40px rgba(255,255,255,0.04);
  overflow: hidden;
  transform: translateZ(0);
}

.liquid-glass-volumetric::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.65) 0%, 
    rgba(255,255,255,0.20) 15%, 
    rgba(255,255,255,0.06) 35%,
    transparent 50%, 
    rgba(255,255,255,0.04) 70%,
    rgba(255,255,255,0.10) 85%,
    rgba(255,255,255,0.40) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 2;
  opacity: 0.75;
  animation: edgeGlow 3s ease-in-out infinite;
}

.liquid-glass-volumetric::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: 
    radial-gradient(ellipse 80% 35% at 50% 0%, rgba(255,255,255,0.16) 0%, transparent 55%), 
    radial-gradient(ellipse 60% 45% at 80% 15%, rgba(41,151,255,0.10) 0%, transparent 50%), 
    radial-gradient(ellipse 50% 40% at 20% 85%, rgba(191,90,242,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 70% 80%, rgba(90,200,250,0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
  animation: liquidRefraction 6s ease-in-out infinite;
}

.liquid-glass-chromatic {
  position: relative;
  overflow: hidden;
}

.liquid-glass-chromatic::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: 
    radial-gradient(ellipse 80% 35% at 50% 0%, rgba(255,255,255,0.12) 0%, transparent 55%), 
    radial-gradient(ellipse 60% 45% at 80% 15%, rgba(41,151,255,0.08) 0%, transparent 50%), 
    radial-gradient(ellipse 50% 40% at 20% 85%, rgba(191,90,242,0.05) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 70% 80%, rgba(90,200,250,0.04) 0%, transparent 50%),
    radial-gradient(ellipse 30% 25% at 30% 70%, rgba(255,55,95,0.03) 0%, transparent 50%);
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 1;
  animation: liquidRefraction 6s ease-in-out infinite;
}

/* 液态玻璃鼠标跟随光标效果（参考示例1架构） */
.liquid-glass-cursor {
  position: fixed;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.12) 0%, 
    rgba(255,255,255,0.04) 40%, 
    rgba(255,255,255,0.02) 100%);
  backdrop-filter: blur(20px) saturate(200%) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='cursor-liquid' x='-20%25' y='-20%25' width='140%25' height='140%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.008 0.008' numOctaves='2' result='noise' seed='92'/%3E%3CfeGaussianBlur in='noise' stdDeviation='2' result='blurred'/%3E%3CfeDisplacementMap in='SourceGraphic' in2='blurred' scale='8' xChannelSelector='R' yChannelSelector='G'/%3E%3C/filter%3E%3C/svg%3E#cursor-liquid");
  -webkit-backdrop-filter: blur(20px) saturate(200%);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 
    0 6px 24px rgba(0,0,0,0.3), 
    inset 0 1px 0 rgba(255,255,255,0.20), 
    inset 0 -1px 0 rgba(0,0,0,0.20);
  overflow: hidden;
  transition: left 0.1s ease-out, top 0.1s ease-out;
  isolation: isolate;
}

.liquid-glass-cursor::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: linear-gradient(180deg, 
    rgba(255,255,255,0.50) 0%, 
    rgba(255,255,255,0.10) 30%, 
    transparent 50%, 
    rgba(255,255,255,0.05) 80%, 
    rgba(255,255,255,0.25) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 2;
  opacity: 0.7;
}

.liquid-glass-cursor::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 1px 1px 0 rgba(255,255,255,0.75), inset 0 0 5px rgba(255,255,255,0.75);
  pointer-events: none;
  z-index: 3;
}

/* 玻璃表面扫描线效果 */
.glass-scanline {
  position: relative;
  overflow: hidden;
}
.glass-scanline::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(41,151,255,0.015) 50%);
  background-size: 100% 3px;
  pointer-events: none;
  z-index: 10;
  mix-blend-mode: overlay;
}

/* 玻璃厚度模拟 - 内凹效果 */
.glass-concave {
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.4),
    inset 0 2px 4px rgba(255,255,255,0.08),
    inset 0 -2px 4px rgba(0,0,0,0.2),
    inset 0 0 20px rgba(255,255,255,0.02);
}

/* 玻璃凸起效果 */
.glass-convex {
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.4),
    inset 0 -2px 4px rgba(255,255,255,0.06),
    inset 0 2px 4px rgba(0,0,0,0.1),
    0 0 0 1px rgba(255,255,255,0.04);
}

/* 液态玻璃文字效果 */
.liquid-text-glow {
  text-shadow: 
    0 0 20px rgba(41,151,255,0.15),
    0 0 40px rgba(41,151,255,0.08),
    0 1px 2px rgba(0,0,0,0.3);
}

/* ============================================
   打印样式保留
   ============================================ */

@media print {
  .nav, .dynamic-island, .island-scrim, .hero-glow-1, .hero-glow-2, .hero-glow-3,
  .ambient-orb, .cursor-glow, .liquid-glass-shimmer, .liquid-glass-cursor {
    display: none !important;
  }
  body { background: #fff; color: #000; }
  .liquid-glass, .glass-card, .product-card, .feature-card, .news-card, .contact-form,
  .liquid-glass-volumetric, .liquid-glass-chromatic, .liquid-glass-warp {
    background: #f5f5f5 !important;
    border: 1px solid #ddd !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
    animation: none !important;
  }
}