:root{
  --bg:#ffffff;
  --bg2:#f8fafc;
  --surface:#ffffff;
  --surface2:#f0f9ff;
  --stroke:rgba(15,23,42,.08);
  --stroke2:rgba(15,23,42,.12);
  --text:rgba(15,23,42,.95);
  --muted:rgba(15,23,42,.65);
  --muted2:rgba(15,23,42,.50);
  --primary:#0284c7;
  --primary-light:#38bdf8;
  --cyan:#0ea5e9;
  --pink:#ec4899;
  --violet:#6366f1;
  --lime:#10b981;
  --amber:#f59e0b;
  --shadow: 0 25px 50px -12px rgba(0,0,0,.15);
  --shadow2: 0 10px 40px -10px rgba(0,0,0,.1);
  --shadow3: 0 4px 20px rgba(0,0,0,.08);
  --r:16px;
  --r-lg:24px;
  --container: 1280px;
  --theme-gradient: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 50%, #ffffff 100%);
  --theme-accent: #0284c7;
  --theme-accent2: #38bdf8;
}

[data-theme="sky-blue"]{
  --bg2:#f0f9ff;
  --surface2:#e0f2fe;
  --primary:#0284c7;
  --primary-light:#38bdf8;
  --cyan:#0ea5e9;
  --theme-gradient: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 50%, #ffffff 100%);
  --theme-accent: #0284c7;
  --theme-accent2: #38bdf8;
}

[data-theme="lavender"]{
  --theme-gradient: linear-gradient(135deg, #f3e8ff 0%, #faf5ff 50%, #ffffff 100%);
  --theme-accent: #9333ea;
  --theme-accent2: #c084fc;
}

[data-theme="violet"]{
  --theme-gradient: linear-gradient(135deg, #ede9fe 0%, #f5f3ff 50%, #ffffff 100%);
  --theme-accent: #7c3aed;
  --theme-accent2: #a78bfa;
}

[data-theme="iris"]{
  --theme-gradient: linear-gradient(135deg, #eef2ff 0%, #f5f3ff 50%, #ffffff 100%);
  --theme-accent: #6366f1;
  --theme-accent2: #818cf8;
}

[data-theme="default-blue"]{
  --theme-gradient: linear-gradient(135deg, #eef2ff 0%, #f8fafc 50%, #ffffff 100%);
  --theme-accent: #2563eb;
  --theme-accent2: #3b82f6;
}

[data-theme="mint"]{
  --theme-gradient: linear-gradient(135deg, #dcfce7 0%, #f0fdf4 50%, #ffffff 100%);
  --theme-accent: #16a34a;
  --theme-accent2: #22c55e;
}

[data-theme="warm-orange"]{
  --theme-gradient: linear-gradient(135deg, #ffedd5 0%, #fff7ed 50%, #ffffff 100%);
  --theme-accent: #ea580c;
  --theme-accent2: #f97316;
}

[data-theme="rose"]{
  --theme-gradient: linear-gradient(135deg, #ffe4e6 0%, #fff1f2 50%, #ffffff 100%);
  --theme-accent: #e11d48;
  --theme-accent2: #f43f5e;
}

[data-theme="coral"]{
  --theme-gradient: linear-gradient(135deg, #fff1f2 0%, #fef2f2 50%, #ffffff 100%);
  --theme-accent: #f43f5e;
  --theme-accent2: #fb7185;
}

[data-theme="peach"]{
  --theme-gradient: linear-gradient(135deg, #fff7ed 0%, #fffbeb 50%, #ffffff 100%);
  --theme-accent: #f97316;
  --theme-accent2: #fdba74;
}

[data-theme="warm-gray"]{
  --theme-gradient: linear-gradient(135deg, #f5f5f4 0%, #fafaf9 50%, #ffffff 100%);
  --theme-accent: #57534e;
  --theme-accent2: #78716c;
}

[data-theme="beige"]{
  --theme-gradient: linear-gradient(135deg, #fef3c7 0%, #fffbeb 50%, #ffffff 100%);
  --theme-accent: #b45309;
  --theme-accent2: #d97706;
}

[data-theme="ocean"]{
  --theme-gradient: linear-gradient(135deg, #cffafe 0%, #ecfeff 50%, #ffffff 100%);
  --theme-accent: #0891b2;
  --theme-accent2: #06b6d4;
}

[data-theme="soft-pink"]{
  --theme-gradient: linear-gradient(135deg, #fdf2f8 0%, #fdf2f8 50%, #ffffff 100%);
  --theme-accent: #db2777;
  --theme-accent2: #ec4899;
}

*{box-sizing:border-box; margin:0; padding:0}
html{scroll-behavior:smooth}
body{
  font-family: Inter, "Noto Sans SC", system-ui, -apple-system, sans-serif;
  color:var(--text);
  background: var(--theme-gradient);
  overflow-x:hidden;
  line-height: 1.6;
  min-height: 100vh;
}

a{color:inherit; text-decoration:none}
button,input,textarea{font:inherit; border:none; outline:none; background:none}

.container{
  width: min(var(--container), calc(100% - 48px));
  margin: 0 auto;
}

.bg{
  position:fixed;
  inset:0;
  z-index:-1;
  overflow:hidden;
}

.bg__gradient{
  position:absolute;
  inset:0;
  background: var(--theme-gradient);
  transition: background .6s ease;
}

.bg__orb{
  position:absolute;
  border-radius:50%;
  filter: blur(80px);
  opacity:.5;
  animation: float 20s ease-in-out infinite;
}

.bg__orb--1{
  width:600px;
  height:600px;
  background: linear-gradient(135deg, var(--theme-accent), transparent);
  top:-200px;
  left:-100px;
  animation-delay:0s;
}

.bg__orb--2{
  width:500px;
  height:500px;
  background: linear-gradient(135deg, var(--theme-accent2), transparent);
  top:30%;
  right:-150px;
  animation-delay:-5s;
}

.bg__orb--3{
  width:400px;
  height:400px;
  background: linear-gradient(135deg, var(--cyan), transparent);
  bottom:10%;
  left:20%;
  animation-delay:-10s;
}

@keyframes float{
  0%, 100%{transform: translate(0, 0) scale(1)}
  25%{transform: translate(30px, -30px) scale(1.05)}
  50%{transform: translate(-20px, 20px) scale(0.95)}
  75%{transform: translate(20px, 10px) scale(1.02)}
}

.bg__grid{
  position:absolute;
  inset:0;
  background-image: 
    linear-gradient(rgba(15,23,42,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,23,42,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.flow-canvas{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  display:block;
  opacity:.32;
  pointer-events:none;
}

.bg__scan{
  position:absolute;
  inset:0;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgba(99,102,241,.06) 45%,
    rgba(6,182,212,.08) 50%,
    rgba(99,102,241,.06) 55%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: bgScan 14s linear infinite;
  pointer-events:none;
  mix-blend-mode:multiply;
}

@keyframes bgScan{
  0%{background-position: 200% 0}
  100%{background-position: -200% 0}
}

.hero__stream{
  height:48px;
  border-radius:12px;
  background: linear-gradient(180deg, rgba(99,102,241,.06), transparent);
  position:relative;
  overflow:hidden;
}

.hero__stream-line{
  position:absolute;
  left:-40%;
  top:50%;
  width:45%;
  height:2px;
  margin-top:-1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,.85), rgba(6,182,212,.75), transparent);
  filter: blur(.2px);
  animation: streamSlide 3.2s ease-in-out infinite;
}

.hero__stream-line--2{
  top:35%;
  width:35%;
  animation-duration: 4.1s;
  animation-delay: -.8s;
  opacity:.7;
}

.hero__stream-line--3{
  top:65%;
  width:38%;
  animation-duration: 3.6s;
  animation-delay: -1.4s;
  opacity:.55;
}

@keyframes streamSlide{
  0%{transform: translateX(0); opacity:0}
  10%{opacity:1}
  100%{transform: translateX(320%); opacity:0}
}

.feature,.product{
  position:relative;
}

.feature::after,.product::after{
  content:"";
  pointer-events:none;
  position:absolute;
  inset:-1px;
  border-radius:inherit;
  opacity:0;
  transition: opacity .35s ease;
  background: radial-gradient(600px circle at var(--mx,50%) var(--my,50%), rgba(99,102,241,.08), transparent 40%);
}

.feature:hover::after,.product:hover::after{
  opacity:1;
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .bg__orb,.hero__floating,.bg__scan,.hero__stream-line,.hero__title .hero__glitch::after,.hero__chart-bar{
    animation:none !important;
  }
  .flow-canvas{display:none}
  [data-reveal]{
    opacity:1;
    transform:none;
    transition:none;
  }
}

.topbar{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--stroke);
  transition: all .3s ease;
}

.topbar.scrolled{
  background: rgba(255,255,255,.95);
  box-shadow: var(--shadow3);
}

.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:64px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
}

.brand__mark{
  width:40px;
  height:40px;
  border-radius:12px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow: 0 4px 15px rgba(37,99,235,.3);
  position:relative;
  overflow:hidden;
}

.brand__mark::before{
  content:"";
  position:absolute;
  inset:2px;
  background: linear-gradient(135deg, rgba(255,255,255,.3), transparent);
  border-radius:10px;
}

.brand__mark svg{
  width:22px;
  height:22px;
  fill:white;
  position:relative;
  z-index:1;
}

.brand__text{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}

.brand__text strong{
  font-size:18px;
  font-weight:700;
  letter-spacing:-.5px;
}

.brand__text small{
  font-size:11px;
  color:var(--muted2);
  font-weight:500;
}

.nav{position:relative}

.nav__panel{
  display:flex;
  align-items:center;
  gap:4px;
}

.nav__link{
  padding:10px 16px;
  font-size:14px;
  font-weight:500;
  color:var(--muted);
  border-radius:10px;
  transition: all .2s ease;
  position:relative;
}

.nav__link:hover{
  color:var(--text);
  background: rgba(15,23,42,.05);
}

.nav__link--cta{
  color:#fff;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  box-shadow: 0 4px 15px rgba(37,99,235,.25);
  margin-left:8px;
}

.nav__link--cta:hover{
  transform:translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,.35);
  background: linear-gradient(135deg, var(--primary-light), var(--cyan));
}

.nav__toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:12px;
  background:var(--surface);
  border:1px solid var(--stroke);
  align-items:center;
  justify-content:center;
  cursor:pointer;
}

.nav__toggle span{
  display:block;
  width:20px;
  height:2px;
  background:var(--text);
  border-radius:2px;
  transition: all .3s ease;
}

.hero{
  padding:140px 0 80px;
  position:relative;
  overflow:hidden;
}

.hero__inner{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:60px;
  align-items:center;
}

.hero__content{
  max-width:600px;
}

.hero__badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  background: rgba(37,99,235,.08);
  border:1px solid rgba(37,99,235,.15);
  border-radius:999px;
  font-size:13px;
  font-weight:500;
  color:var(--primary);
  margin-bottom:24px;
  animation: fadeInUp .6s ease forwards;
}

.hero__badge-dot{
  width:8px;
  height:8px;
  background:var(--primary);
  border-radius:50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse{
  0%, 100%{opacity:1; transform:scale(1)}
  50%{opacity:.5; transform:scale(1.2)}
}

.hero__title{
  font-size:clamp(36px, 5vw, 56px);
  font-weight:800;
  line-height:1.1;
  letter-spacing:-1px;
  margin-bottom:20px;
  animation: fadeInUp .6s ease .1s forwards;
  opacity:0;
}

.hero__title-highlight{
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.hero__title .hero__glitch{
  position:relative;
  display:inline-block;
}

.hero__title .hero__glitch::after{
  content:attr(data-text);
  position:absolute;
  left:0;
  top:0;
  width:100%;
  height:100%;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  opacity:0;
  animation: glitchPulse 4s ease-in-out infinite;
  pointer-events:none;
}

@keyframes glitchPulse{
  0%,92%,100%{opacity:0; transform: translate(0,0)}
  93%{opacity:.35; transform: translate(1px,-1px)}
  95%{opacity:.2; transform: translate(-1px,1px)}
  97%{opacity:0; transform: translate(0,0)}
}

.hero__subtitle{
  font-size:18px;
  color:var(--muted);
  line-height:1.7;
  margin-bottom:32px;
  animation: fadeInUp .6s ease .2s forwards;
  opacity:0;
}

.hero__actions{
  display:flex;
  gap:16px;
  animation: fadeInUp .6s ease .3s forwards;
  opacity:0;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  font-size:15px;
  font-weight:600;
  border-radius:12px;
  cursor:pointer;
  transition: all .25s ease;
}

.btn--primary{
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  color:#fff;
  box-shadow: 0 8px 30px rgba(37,99,235,.3);
}

.btn--primary:hover{
  transform:translateY(-2px);
  box-shadow: 0 12px 40px rgba(37,99,235,.4);
}

.btn--secondary{
  background:var(--surface);
  color:var(--text);
  border:1px solid var(--stroke);
  box-shadow: var(--shadow3);
}

.btn--secondary:hover{
  background:var(--surface2);
  border-color:var(--stroke2);
  transform:translateY(-2px);
}

.btn svg{
  width:18px;
  height:18px;
}

.hero__visual{
  position:relative;
  animation: fadeInRight .8s ease .2s forwards;
  opacity:0;
}

.hero__card{
  background:var(--surface);
  border-radius:var(--r-lg);
  border:1px solid var(--stroke);
  box-shadow: var(--shadow);
  overflow:hidden;
  position:relative;
}

.hero__card-header{
  padding:20px 24px;
  border-bottom:1px solid var(--stroke);
  display:flex;
  align-items:center;
  gap:12px;
}

.hero__card-dots{
  display:flex;
  gap:6px;
}

.hero__card-dots span{
  width:12px;
  height:12px;
  border-radius:50%;
  background:var(--stroke);
}

.hero__card-dots span:first-child{background:#ef4444}
.hero__card-dots span:nth-child(2){background:#f59e0b}
.hero__card-dots span:nth-child(3){background:#22c55e}

.hero__card-title{
  font-size:13px;
  color:var(--muted);
  font-weight:500;
}

.hero__card-body{
  padding:24px;
  min-height:300px;
  display:flex;
  flex-direction:column;
  gap:16px;
}

.hero__stat-row{
  display:flex;
  gap:16px;
}

.hero__stat{
  flex:1;
  padding:16px;
  background:var(--surface2);
  border-radius:12px;
  text-align:center;
}

.hero__stat-value{
  font-size:28px;
  font-weight:800;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.hero__stat-label{
  font-size:12px;
  color:var(--muted);
  margin-top:4px;
}

.hero__chart{
  flex:1;
  background: linear-gradient(180deg, rgba(37,99,235,.05), transparent);
  border-radius:12px;
  position:relative;
  overflow:hidden;
}

.hero__chart-bars{
  position:absolute;
  bottom:0;
  left:0;
  right:0;
  height:60%;
  display:flex;
  align-items:flex-end;
  justify-content:space-around;
  padding:0 20px;
}

.hero__chart-bar{
  width:20px;
  background: linear-gradient(180deg, var(--primary), var(--cyan));
  border-radius:4px 4px 0 0;
  animation: growUp 1s ease forwards;
  transform-origin:bottom;
}

@keyframes growUp{
  from{transform:scaleY(0)}
  to{transform:scaleY(1)}
}

.hero__floating{
  position:absolute;
  background:var(--surface);
  border-radius:16px;
  padding:16px;
  box-shadow: var(--shadow);
  border:1px solid var(--stroke);
  animation: floatSmall 4s ease-in-out infinite;
}

.hero__floating--1{
  top:-20px;
  right:-30px;
  animation-delay:0s;
}

.hero__floating--2{
  bottom:40px;
  left:-40px;
  animation-delay:-2s;
}

@keyframes floatSmall{
  0%, 100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}

.hero__floating-icon{
  width:40px;
  height:40px;
  border-radius:10px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:8px;
}

.hero__floating-icon svg{
  width:20px;
  height:20px;
  fill:white;
}

.hero__floating-text{
  font-size:12px;
  font-weight:600;
  color:var(--text);
}

.hero__floating-sub{
  font-size:11px;
  color:var(--muted);
}

@keyframes fadeInUp{
  from{opacity:0; transform:translateY(20px)}
  to{opacity:1; transform:translateY(0)}
}

@keyframes fadeInRight{
  from{opacity:0; transform:translateX(40px)}
  to{opacity:1; transform:translateX(0)}
}

.section{
  padding:100px 0;
  position:relative;
}

.section--dark{
  background: linear-gradient(180deg, #0f172a, #1e293b);
  color:#fff;
}

.section--dark .section__lead{
  color:rgba(255,255,255,.7);
}

.section__head{
  text-align:center;
  max-width:700px;
  margin:0 auto 60px;
}

.section__label{
  display:inline-block;
  padding:6px 16px;
  background: rgba(37,99,235,.1);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  border-radius:999px;
  margin-bottom:16px;
}

.section__title{
  font-size:clamp(28px, 4vw, 42px);
  font-weight:800;
  letter-spacing:-.5px;
  margin-bottom:16px;
}

.section__lead{
  font-size:17px;
  color:var(--muted);
  line-height:1.7;
}

.features{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:24px;
}

.feature{
  background:var(--surface);
  border-radius:var(--r-lg);
  padding:32px;
  border:1px solid var(--stroke);
  transition: all .3s ease;
  position:relative;
  overflow:hidden;
}

.feature::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:3px;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  transform:scaleX(0);
  transition: transform .3s ease;
}

.feature:hover{
  transform:translateY(-4px);
  box-shadow: var(--shadow);
}

.feature:hover::before{
  transform:scaleX(1);
}

.feature__icon{
  width:56px;
  height:56px;
  border-radius:14px;
  background: linear-gradient(135deg, rgba(37,99,235,.1), rgba(6,182,212,.1));
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:20px;
}

.feature__icon svg{
  width:28px;
  height:28px;
  stroke:var(--primary);
  fill:none;
  stroke-width:1.5;
}

.feature__title{
  font-size:20px;
  font-weight:700;
  margin-bottom:12px;
}

.feature__desc{
  font-size:15px;
  color:var(--muted);
  line-height:1.7;
}

.feature__tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:20px;
}

.feature__tag{
  padding:4px 12px;
  background:var(--surface2);
  border-radius:999px;
  font-size:12px;
  color:var(--muted);
}

.products{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:20px;
}

.product{
  background:var(--surface);
  border-radius:var(--r-lg);
  padding:28px;
  border:1px solid var(--stroke);
  transition: all .3s ease;
  cursor:pointer;
}

.product:hover{
  transform:translateY(-4px);
  box-shadow: var(--shadow);
  border-color:var(--primary);
}

.product__icon{
  width:48px;
  height:48px;
  border-radius:12px;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.product__icon svg{
  width:24px;
  height:24px;
  fill:white;
}

.product__title{
  font-size:16px;
  font-weight:700;
  margin-bottom:8px;
}

.product__desc{
  font-size:13px;
  color:var(--muted);
  line-height:1.6;
}

.product__link{
  display:inline-flex;
  align-items:center;
  gap:4px;
  margin-top:16px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
}

.product__link svg{
  width:14px;
  height:14px;
  stroke:currentColor;
  fill:none;
  transition: transform .2s ease;
}

.product:hover .product__link svg{
  transform:translateX(4px);
}

.stats{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:32px;
  text-align:center;
}

.stat-item__value{
  font-size:48px;
  font-weight:800;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  line-height:1;
}

.stat-item__label{
  font-size:15px;
  color:var(--muted);
  margin-top:8px;
}

.cta-section{
  background: linear-gradient(135deg, #0f172a, #1e293b);
  border-radius:var(--r-lg);
  padding:80px 60px;
  text-align:center;
  position:relative;
  overflow:hidden;
}

.cta-section::before{
  content:"";
  position:absolute;
  inset:0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(37,99,235,.3), transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(6,182,212,.3), transparent 50%);
  animation: ctaGlow 8s ease-in-out infinite;
}

@keyframes ctaGlow{
  0%, 100%{opacity:.5}
  50%{opacity:1}
}

.cta-section__content{
  position:relative;
  z-index:1;
}

.cta-section__title{
  font-size:clamp(28px, 4vw, 40px);
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}

.cta-section__desc{
  font-size:17px;
  color:rgba(255,255,255,.7);
  margin-bottom:32px;
  max-width:500px;
  margin-left:auto;
  margin-right:auto;
}

.cta-section__actions{
  display:flex;
  gap:16px;
  justify-content:center;
}

.footer{
  background:#0f172a;
  color:#fff;
  padding:60px 0 30px;
}

.footer__inner{
  display:grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap:60px;
  margin-bottom:40px;
}

.footer__brand{
  max-width:280px;
}

.footer__brand .brand__mark{
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  margin-bottom:16px;
}

.footer__brand p{
  font-size:14px;
  color:rgba(255,255,255,.6);
  line-height:1.7;
}

.footer__col-title{
  font-size:14px;
  font-weight:700;
  margin-bottom:20px;
  color:rgba(255,255,255,.9);
}

.footer__links{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.footer__link{
  font-size:14px;
  color:rgba(255,255,255,.6);
  transition: color .2s ease;
}

.footer__link:hover{
  color:#fff;
}

.footer__bottom{
  padding-top:30px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.footer__copyright{
  font-size:13px;
  color:rgba(255,255,255,.5);
}

.footer__icp{
  font-size:13px;
  color:rgba(255,255,255,.5);
}

.footer__icp a{
  color:rgba(255,255,255,.5);
  text-decoration:none;
  transition:color .2s ease;
}

.footer__icp a:hover{
  color:rgba(255,255,255,.8);
}

.footer__social{
  display:flex;
  gap:12px;
}

.footer__social-link{
  width:36px;
  height:36px;
  border-radius:10px;
  background:rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  justify-content:center;
  transition: background .2s ease;
}

.footer__social-link:hover{
  background:rgba(255,255,255,.2);
}

.footer__social-link svg{
  width:18px;
  height:18px;
  fill:rgba(255,255,255,.8);
}

.theme-switcher{
  position:fixed;
  right:20px;
  top:72px;
  z-index:100;
}

.theme-switcher__toggle{
  width:40px;
  height:40px;
  border-radius:12px;
  background:var(--surface);
  border:1px solid var(--stroke);
  box-shadow: var(--shadow3);
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  transition: all .2s ease;
}

.theme-switcher__toggle:hover{
  transform:scale(1.05);
  box-shadow: var(--shadow2);
}

.theme-switcher__toggle svg{
  width:20px;
  height:20px;
  stroke:var(--text);
  fill:none;
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}

.theme-switcher__panel{
  position:absolute;
  right:0;
  top:calc(100% + 8px);
  padding:12px 14px;
  border-radius:16px;
  background:var(--surface);
  border:1px solid var(--stroke);
  box-shadow: var(--shadow);
  opacity:0;
  visibility:hidden;
  transform:translateY(-4px);
  transition: all .2s ease;
}

.theme-switcher__panel.is-open{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}

.theme-switcher__grid{
  display:flex;
  gap:8px;
}

.theme-switcher__item{
  width:26px;
  height:26px;
  border-radius:50%;
  border:2px solid transparent;
  cursor:pointer;
  transition: all .15s ease;
  position:relative;
}

.theme-switcher__item:hover{
  transform:scale(1.15);
}

.theme-switcher__item.is-active{
  border-color:var(--text);
}

.theme-switcher__label{
  position:absolute;
  bottom:calc(100% + 8px);
  left:50%;
  transform:translateX(-50%);
  padding:4px 10px;
  background:var(--surface);
  border:1px solid var(--stroke);
  border-radius:6px;
  font-size:11px;
  white-space:nowrap;
  opacity:0;
  visibility:hidden;
  transition: opacity .15s ease;
  pointer-events:none;
  box-shadow: var(--shadow3);
}

.theme-switcher__item:hover .theme-switcher__label{
  opacity:1;
  visibility:visible;
}

[data-reveal]{
  opacity:0;
  transform:translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}

[data-reveal].is-in{
  opacity:1;
  transform:translateY(0);
}

@media (max-width: 1024px){
  .hero__inner{
    grid-template-columns:1fr;
    text-align:center;
  }
  
  .hero__content{
    max-width:100%;
  }
  
  .hero__actions{
    justify-content:center;
  }
  
  .hero__visual{
    max-width:500px;
    margin:0 auto;
  }
  
  .features{
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products{
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats{
    grid-template-columns: repeat(2, 1fr);
    gap:40px;
  }
  
  .footer__inner{
    grid-template-columns: 1fr 1fr;
    gap:40px;
  }
}

/* Video and Animation Sections */
.video-section{
  margin-top:60px;
  padding:40px;
  background:var(--surface2);
  border-radius:var(--r-lg);
  border:1px solid var(--stroke);
  text-align:center;
  position:relative;
  overflow:hidden;
}

.video-section::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:1px;
  background: linear-gradient(90deg, transparent, var(--theme-accent), transparent);
  animation: videoBorder 3s linear infinite;
}

@keyframes videoBorder{
  0%{transform:translateX(-100%)}
  100%{transform:translateX(100%)}
}

.video-placeholder{
  width:100%;
  max-width:800px;
  height:400px;
  background: linear-gradient(135deg, var(--surface), var(--surface2));
  border-radius:var(--r);
  border:2px solid var(--stroke);
  margin:0 auto 24px;
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
  overflow:hidden;
}

.video-placeholder::before{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  width:80px;
  height:80px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius:50%;
  transform:translate(-50%, -50%);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse{
  0%, 100%{transform:translate(-50%, -50%) scale(1); opacity:0.8}
  50%{transform:translate(-50%, -50%) scale(1.1); opacity:0.6}
}

.play-button{
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%, -50%);
  width:60px;
  height:60px;
  background:var(--primary);
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition: all 0.3s ease;
  z-index:2;
}

.play-button::before{
  content:"";
  width:0;
  height:0;
  border-left:20px solid white;
  border-top:12px solid transparent;
  border-bottom:12px solid transparent;
  margin-left:6px;
}

/* Dynamic Demo Animations */
.demo-container{
  width:100%;
  height:400px;
  background: linear-gradient(135deg, var(--surface), var(--surface2));
  border-radius:var(--r);
  border:2px solid var(--stroke);
  margin:0 auto;
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:center;
}

.gpu-cluster-demo{
  width:100%;
  height:100%;
  position:relative;
}

.gpu-node{
  position:absolute;
  width:40px;
  height:40px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:white;
  font-size:12px;
  font-weight:600;
  animation: floatNode 6s ease-in-out infinite;
}

.gpu-node::before{
  content:"GPU";
}

@keyframes floatNode{
  0%, 100%{transform: translate(0, 0) scale(1); opacity:0.8;}
  25%{transform: translate(30px, -30px) scale(1.1); opacity:1;}
  50%{transform: translate(-20px, 20px) scale(0.9); opacity:0.6;}
  75%{transform: translate(20px, 10px) scale(1.05); opacity:0.9;}
}

.monitoring-demo{
  width:100%;
  height:100%;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  position:relative;
  border-radius:var(--r);
}

.dashboard-grid{
  position:absolute;
  inset:20px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap:16px;
}

.dashboard-item{
  background: rgba(255,255,255,0.05);
  border:1px solid rgba(59, 130, 246, 0.3);
  border-radius:8px;
  padding:12px;
  position:relative;
  overflow:hidden;
}

.dashboard-item::before{
  content:"";
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
  animation: scan 3s linear infinite;
}

@keyframes scan{
  0%{left:-100%;}
  100%{left:100%;}
}

.metric-value{
  font-size:24px;
  font-weight:700;
  color:#3b82f6;
  margin-bottom:4px;
}

.metric-label{
  font-size:12px;
  color:rgba(255,255,255,0.6);
}

.chart-animation{
  width:100%;
  height:60px;
  position:relative;
  margin-top:8px;
}

.chart-bar{
  position:absolute;
  bottom:0;
  width:8px;
  background: linear-gradient(180deg, #3b82f6, #06b6d4);
  border-radius:4px 4px 0 0;
  animation: chartGrow 2s ease-in-out infinite;
}

.chart-bar:nth-child(1){left:10%; animation-delay:0s;}
.chart-bar:nth-child(2){left:30%; animation-delay:0.2s;}
.chart-bar:nth-child(3){left:50%; animation-delay:0.4s;}
.chart-bar:nth-child(4){left:70%; animation-delay:0.6s;}
.chart-bar:nth-child(5){left:90%; animation-delay:0.8s;}

@keyframes chartGrow{
  0%, 100%{height:20%;}
  50%{height:80%;}
}

.ai-model-demo{
  width:100%;
  height:100%;
  background: radial-gradient(circle at center, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
}

.model-neural{
  position:relative;
  width:200px;
  height:200px;
}

.neural-node{
  position:absolute;
  width:20px;
  height:20px;
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  border-radius:50%;
  animation: neuralPulse 2s ease-in-out infinite;
}

.neural-node::before{
  content:"";
  position:absolute;
  inset:10px;
  background:rgba(255,255,255,0.3);
  border-radius:50%;
  animation: innerPulse 2s ease-in-out infinite reverse;
}

@keyframes neuralPulse{
  0%, 100%{transform:scale(1); opacity:0.8;}
  50%{transform:scale(1.2); opacity:1;}
}

@keyframes innerPulse{
  0%, 100%{transform:scale(0.5); opacity:0.6;}
  50%{transform:scale(0.8); opacity:0.3;}
}

.knowledge-demo{
  width:100%;
  height:100%;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  position:relative;
  border-radius:var(--r);
  overflow:hidden;
}

.knowledge-graph{
  position:absolute;
  inset:20px;
}

.knowledge-item{
  position:absolute;
  padding:8px 16px;
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  color:white;
  border-radius:20px;
  font-size:12px;
  font-weight:500;
  animation: knowledgeFloat 4s ease-in-out infinite;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

@keyframes knowledgeFloat{
  0%, 100%{transform: translateY(0) rotate(0deg); opacity:0.8;}
  33%{transform: translateY(-20px) rotate(2deg); opacity:1;}
  66%{transform: translateY(10px) rotate(-1deg); opacity:0.9;}
}

.play-button:hover{
  transform:translate(-50%, -50%) scale(1.1);
  background:var(--primary-light);
}

.video-placeholder::after{
  content:"";
  position:absolute;
  inset:0;
  background: 
    radial-gradient(circle at 30% 40%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
  animation: videoGlow 4s ease-in-out infinite;
}

@keyframes videoGlow{
  0%, 100%{opacity:0.3}
  50%{opacity:0.6}
}

.video-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap:24px;
  margin-top:40px;
}

.video-item{
  background:var(--surface);
  border-radius:var(--r);
  border:1px solid var(--stroke);
  padding:24px;
  text-align:center;
  transition: all 0.3s ease;
  position:relative;
  overflow:hidden;
}

.video-item::before{
  content:"";
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
  transition: left 0.6s ease;
}

.video-item:hover::before{
  left:100%;
}

.video-item:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow2);
}

.video-icon{
  width:48px;
  height:48px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 16px;
  position:relative;
}

.video-icon svg{
  width:24px;
  height:24px;
  fill:white;
}

.video-title{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  margin-bottom:8px;
}

.video-desc{
  font-size:14px;
  color:var(--muted);
  line-height:1.6;
}

/* System Customization Section */
.system-customization{
  background: linear-gradient(135deg, var(--surface2), var(--surface));
  border-radius:var(--r-lg);
  padding:60px;
  margin:60px 0;
  border:1px solid var(--stroke);
}

.system-customization__header{
  text-align:center;
  margin-bottom:48px;
}

.system-customization__title{
  font-size:32px;
  font-weight:800;
  color:var(--text);
  margin-bottom:16px;
}

.system-customization__subtitle{
  font-size:18px;
  color:var(--muted);
  max-width:600px;
  margin:0 auto;
}

.service-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap:32px;
}

.service-card{
  background:var(--surface);
  border-radius:var(--r);
  border:1px solid var(--stroke);
  padding:32px;
  position:relative;
  transition: all 0.3s ease;
  overflow:hidden;
}

.service-card::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.service-card:hover::before{
  transform: scaleX(1);
}

.service-card:hover{
  transform: translateY(-8px);
  box-shadow: var(--shadow2);
}

.service-icon{
  width:64px;
  height:64px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:24px;
}

.service-icon svg{
  width:32px;
  height:32px;
  fill:white;
}

.service-title{
  font-size:20px;
  font-weight:700;
  color:var(--text);
  margin-bottom:12px;
}

.service-desc{
  font-size:15px;
  color:var(--muted);
  line-height:1.6;
  margin-bottom:20px;
}

.service-features{
  list-style:none;
}

.service-features li{
  font-size:14px;
  color:var(--muted2);
  padding:4px 0;
  position:relative;
  padding-left:20px;
}

.service-features li::before{
  content:"✓";
  position:absolute;
  left:0;
  color:var(--primary);
  font-weight:600;
}

.service-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:20px;
  color:var(--primary);
  font-weight:600;
  text-decoration:none;
}

.service-cta:hover{
  color:var(--primary-light);
}

.service-cta svg{
  width:16px;
  height:16px;
  stroke:currentColor;
}

@media (max-width: 720px){
  .nav__toggle{
    display:flex;
  }
  
  .nav__panel{
    position:absolute;
    top:calc(100% + 8px);
    left:0;
    right:0;
    background:var(--surface);
    border-radius:16px;
    border:1px solid var(--stroke);
    box-shadow: var(--shadow);
    padding:16px;
    flex-direction:column;
    display:none;
  }
  
  .nav__panel.is-open{
    display:flex;
  }
  
  .nav__link{
    padding:12px 16px;
  }
  
  .nav__link--cta{
    margin-left:0;
    margin-top:8px;
    text-align:center;
  }
  
  .hero{
    padding:100px 0 60px;
  }
  
  .hero__floating{
    display:none;
  }
  
  .features{
    grid-template-columns:1fr;
  }
  
  .products{
    grid-template-columns:1fr;
  }
  
  .stats{
    grid-template-columns:1fr 1fr;
  }
  
  .cta-section{
    padding:50px 24px;
  }
  
  .footer__inner{
    grid-template-columns:1fr;
    gap:30px;
  }
  
  .footer__bottom{
    flex-direction:column;
    gap:16px;
    text-align:center;
  }
  
  .theme-switcher{
    right:10px;
    top:70px;
  }
  
  .video-section{
    padding:24px;
    margin-top:40px;
  }
  
  .video-placeholder{
    height:300px;
  }
  
  .system-customization{
    padding:40px 24px;
  }
  
  .system-customization__title{
    font-size:28px;
  }
  
  .service-grid{
    grid-template-columns:1fr;
    gap:24px;
  }
}