:root{
  --bg:#080b10; --panel:#0c1118; --text:#e6eef8; --muted:#9fb0c7; --accent1:#7dd3fc; --accent2:#34d399; --accent3:#a78bfa; --border:#1b2635;
  --glow-blue: rgba(125, 211, 252, 0.15); --glow-green: rgba(52, 211, 153, 0.15);
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth}
html,body{height:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,"Noto Sans","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
background:#050810;
background-image:
  radial-gradient(ellipse 1200px 800px at 20% 0%, rgba(14, 165, 233, 0.08), transparent 50%),
  radial-gradient(ellipse 1000px 700px at 80% 30%, rgba(52, 211, 153, 0.06), transparent 50%),
  radial-gradient(ellipse 800px 600px at 50% 100%, rgba(167, 139, 250, 0.04), transparent 50%);
background-attachment:fixed;
color:var(--text);
overflow-x:hidden;
}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

.hdr{
  position:sticky;top:0;z-index:20;
  background:rgba(7,11,16,.75);
  backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid rgba(125, 211, 252, 0.1);
  box-shadow:0 4px 24px rgba(0,0,0,0.1);
  transition:all 0.3s ease;
}
.hdr .wrap{display:flex;align-items:center;height:70px}
.logo{
  font-weight:800;
  font-size:20px;
  letter-spacing:.5px;
  background:linear-gradient(135deg, var(--accent1), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  transition:transform 0.3s ease;
}
.logo:hover{transform:scale(1.05)}
.nav{margin-left:auto;display:flex;gap:8px;align-items:center}
.nav a{
  color:var(--text);
  text-decoration:none;
  opacity:.85;
  font-size:14px;
  font-weight:500;
  padding:8px 16px;
  border-radius:12px;
  transition:all 0.3s ease;
  position:relative;
}
.nav a:hover{
  opacity:1;
  background:rgba(125, 211, 252, 0.08);
  transform:translateY(-1px);
}
.nav a::before{
  content:'';
  position:absolute;
  bottom:0;
  left:50%;
  width:0;
  height:2px;
  background:linear-gradient(90deg, var(--accent1), var(--accent2));
  transition:all 0.3s ease;
  transform:translateX(-50%);
}
.nav a:hover::before{width:70%}

.hero{
  padding:80px 0 100px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:'';
  position:absolute;
  top:50%;
  left:50%;
  width:800px;
  height:800px;
  background:radial-gradient(circle, rgba(14, 165, 233, 0.08), transparent 70%);
  transform:translate(-50%, -50%);
  pointer-events:none;
  animation:pulse 8s ease-in-out infinite;
}
@keyframes pulse{
  0%, 100%{transform:translate(-50%, -50%) scale(1); opacity:0.5}
  50%{transform:translate(-50%, -50%) scale(1.2); opacity:0.8}
}
.hero-wrap{
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:40px;
  align-items:center;
  position:relative;
  z-index:1;
}
.hero-copy{animation:fadeInUp 1s ease-out}
@keyframes fadeInUp{
  from{opacity:0; transform:translateY(30px)}
  to{opacity:1; transform:translateY(0)}
}
.hero h1{
  margin:0 0 16px;
  font-size:56px;
  font-weight:900;
  line-height:1.1;
  background:linear-gradient(135deg, var(--accent1) 0%, var(--accent2) 50%, var(--accent3) 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  letter-spacing:-0.02em;
  animation:gradientShift 6s ease infinite;
  background-size:200% 200%;
}
@keyframes gradientShift{
  0%, 100%{background-position:0% 50%}
  50%{background-position:100% 50%}
}
.hero p{
  color:var(--muted);
  line-height:1.8;
  font-size:18px;
  margin-bottom:28px;
  max-width:560px;
}
.hero-cta{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap}
.btn{
  border:1px solid var(--border);
  border-radius:14px;
  padding:14px 28px;
  text-decoration:none;
  color:var(--text);
  font-weight:600;
  font-size:15px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position:relative;
  overflow:hidden;
  cursor:pointer;
}
.btn::before{
  content:'';
  position:absolute;
  top:50%;
  left:50%;
  width:0;
  height:0;
  border-radius:50%;
  background:rgba(255,255,255,0.1);
  transform:translate(-50%, -50%);
  transition:width 0.6s, height 0.6s;
}
.btn:hover::before{width:300px; height:300px}
.btn.pri{
  background:linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  color:#fff;
  border-color:transparent;
  box-shadow:0 10px 40px rgba(14, 165, 233, 0.3), 0 0 0 0 rgba(14, 165, 233, 0.5);
  animation:float 3s ease-in-out infinite;
}
@keyframes float{
  0%, 100%{transform:translateY(0px)}
  50%{transform:translateY(-5px)}
}
.btn.pri:hover{
  transform:translateY(-3px) scale(1.02);
  box-shadow:0 15px 50px rgba(14, 165, 233, 0.4), 0 0 0 8px rgba(14, 165, 233, 0.1);
}
.btn.sec{
  background:rgba(13, 22, 35, 0.8);
  backdrop-filter:blur(10px);
  border-color:rgba(125, 211, 252, 0.2);
}
.btn.sec:hover{
  background:rgba(13, 22, 35, 0.95);
  border-color:rgba(125, 211, 252, 0.4);
  transform:translateY(-2px);
  box-shadow:0 10px 30px rgba(0,0,0,0.3);
}

.hero-visual{
  animation:fadeInUp 1s ease-out 0.3s both;
  position:relative;
}
.dual{
  width:100%;
  height:auto;
  display:block;
  filter:drop-shadow(0 10px 40px rgba(14, 165, 233, 0.2));
  transition:transform 0.3s ease;
}
.dual:hover{transform:scale(1.02)}
.dual-bg{
  fill:#0c1118;
  stroke:rgba(125, 211, 252, 0.2);
  stroke-width:1;
}
.hero-note{
  margin-top:12px;
  color:var(--muted);
  font-size:13px;
  text-align:center;
  padding:10px;
  background:rgba(125, 211, 252, 0.05);
  border-radius:8px;
  border:1px solid rgba(125, 211, 252, 0.1);
}

.section{
  padding:80px 0;
  border-top:1px solid rgba(125, 211, 252, 0.1);
  position:relative;
}
.section h2{
  margin:0 0 20px;
  font-size:42px;
  font-weight:800;
  background:linear-gradient(135deg, var(--accent1), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  letter-spacing:-0.01em;
}
.lead{
  color:var(--muted);
  margin:10px 0 24px;
  font-size:17px;
  line-height:1.7;
  max-width:800px;
}

.concept .triad{
  position:relative;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-bottom:40px;
}
.concept .node{
  border:1px solid rgba(125, 211, 252, 0.2);
  border-radius:16px;
  background:linear-gradient(135deg, rgba(13, 22, 35, 0.8), rgba(13, 22, 35, 0.4));
  backdrop-filter:blur(10px);
  padding:24px;
  transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position:relative;
  overflow:hidden;
}
.concept .node::before{
  content:'';
  position:absolute;
  top:-50%;
  right:-50%;
  width:100%;
  height:100%;
  background:radial-gradient(circle, rgba(125, 211, 252, 0.15), transparent 70%);
  transition:all 0.6s ease;
  opacity:0;
}
.concept .node:hover{
  transform:translateY(-8px);
  border-color:rgba(125, 211, 252, 0.4);
  box-shadow:0 20px 60px rgba(14, 165, 233, 0.2);
}
.concept .node:hover::before{
  opacity:1;
  top:0;
  right:0;
}
.concept .node b{
  display:block;
  margin-bottom:10px;
  font-size:22px;
  background:linear-gradient(135deg, var(--accent1), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.concept .node p{
  margin:0;
  color:var(--muted);
  line-height:1.6;
}
.triad-lines{
  position:absolute;
  left:0;
  top:0;
  width:100%;
  height:100%;
  pointer-events:none;
  z-index:-1;
}
.triad-lines path{
  stroke:rgba(125, 211, 252, 0.2);
  fill:none;
  stroke-width:2;
  stroke-dasharray:5,5;
  animation:dash 20s linear infinite;
}
@keyframes dash{
  to{stroke-dashoffset:-100}
}
.points{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin:20px 0 0;
  padding:0;
  list-style:none;
}
.points li{
  border:1px solid rgba(125, 211, 252, 0.15);
  border-radius:14px;
  background:rgba(13, 22, 35, 0.6);
  backdrop-filter:blur(10px);
  padding:18px;
  color:var(--muted);
  line-height:1.7;
  transition:all 0.3s ease;
  position:relative;
}
.points li:hover{
  transform:translateY(-4px);
  border-color:rgba(125, 211, 252, 0.3);
  box-shadow:0 10px 30px rgba(14, 165, 233, 0.15);
}
.points code{
  background:rgba(10, 34, 53, 0.8);
  border:1px solid rgba(22, 50, 75, 0.8);
  color:#cde7ff;
  padding:4px 10px;
  border-radius:8px;
  font-size:13px;
  font-weight:600;
  display:inline-block;
  margin-bottom:8px;
}

.apps .grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  margin-bottom:24px;
}
.card{
  border:1px solid rgba(125, 211, 252, 0.15);
  border-radius:16px;
  background:linear-gradient(135deg, rgba(13, 22, 35, 0.8), rgba(13, 22, 35, 0.4));
  backdrop-filter:blur(10px);
  padding:20px;
  transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position:relative;
  overflow:hidden;
}
.card::before{
  content:'';
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background:linear-gradient(90deg, transparent, rgba(125, 211, 252, 0.1), transparent);
  transition:left 0.6s ease;
}
.card:hover::before{left:100%}
.card:hover{
  transform:translateY(-8px) scale(1.02);
  border-color:rgba(125, 211, 252, 0.3);
  box-shadow:0 20px 60px rgba(14, 165, 233, 0.25);
}
.card header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:12px;
}
.card h3{
  font-size:18px;
  font-weight:700;
  color:var(--text);
  margin:0;
}
.card p{
  color:var(--muted);
  line-height:1.6;
  font-size:14px;
  margin:0;
}
.togs{display:flex;gap:6px}
.tog{
  border:1px solid rgba(125, 211, 252, 0.2);
  background:rgba(10, 34, 53, 0.6);
  color:#cde7ff;
  border-radius:8px;
  font-size:11px;
  font-weight:600;
  padding:5px 10px;
  cursor:pointer;
  transition:all 0.3s ease;
  opacity:0.6;
}
.tog.on{
  opacity:1;
  box-shadow:0 0 0 2px rgba(14, 165, 233, 0.2) inset, 0 4px 12px rgba(14, 165, 233, 0.15);
  border-color:rgba(125, 211, 252, 0.4);
  background:rgba(10, 34, 53, 0.9);
}
.tog:hover{
  opacity:1;
  transform:scale(1.05);
}
.mcp{
  margin-top:20px;
  color:var(--muted);
  font-size:15px;
  padding:16px;
  background:rgba(125, 211, 252, 0.05);
  border-radius:12px;
  border:1px dashed rgba(125, 211, 252, 0.2);
  text-align:center;
}

.download .dl-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
  margin-top:24px;
}
.download .dl{
  padding:18px 32px;
  font-size:16px;
  text-align:center;
  transition:all 0.3s ease;
}
.reco{
  margin-bottom:16px;
  background:rgba(10, 36, 54, 0.6);
  border:1px dashed rgba(19, 75, 107, 0.8);
  padding:14px 18px;
  border-radius:12px;
  color:#cde7ff;
  text-align:center;
  font-weight:600;
  backdrop-filter:blur(10px);
}
.hint{
  color:var(--muted);
  font-size:13px;
  margin-top:14px;
  text-align:center;
  padding:12px;
  background:rgba(125, 211, 252, 0.03);
  border-radius:8px;
}

.ftr{
  padding:32px 0;
  border-top:1px solid rgba(125, 211, 252, 0.1);
  background:rgba(10, 18, 25, 0.8);
  backdrop-filter:blur(10px);
}
.ftr .wrap{
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:center;
  font-size:14px;
  flex-wrap:wrap;
}
.ftr .muted{color:var(--muted)}

.footer-info{
  display:flex;
  gap:8px;
  align-items:center;
  margin-top:8px;
  width:100%;
  justify-content:center;
  font-size:13px;
  color:var(--muted);
}
.beian-link{
  color:var(--muted);
  text-decoration:none;
  transition:all 0.3s ease;
  position:relative;
}
.beian-link:hover{
  color:var(--accent1);
  text-decoration:underline;
}
.divider{
  color:rgba(125, 211, 252, 0.3);
}
.copyright{
  color:var(--muted);
}

/* Market */
.market .filters{
  display:flex;
  justify-content:space-between;
  gap:12px;
  margin:16px 0 24px;
  flex-wrap:wrap;
}
.market .left, .market .right{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.pill{
  padding:8px 16px;
  border-radius:10px;
  border:1px solid rgba(125, 211, 252, 0.15);
  background:rgba(13, 22, 35, 0.6);
  backdrop-filter:blur(10px);
  color:#cde7ff;
  font-size:13px;
  font-weight:600;
  cursor:pointer;
  transition:all 0.3s ease;
  position:relative;
  overflow:hidden;
}
.pill::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(52, 211, 153, 0.1));
  opacity:0;
  transition:opacity 0.3s ease;
}
.pill:hover{
  transform:translateY(-2px);
  border-color:rgba(125, 211, 252, 0.3);
}
.pill:hover::before{opacity:1}
.pill.is-on{
  box-shadow:0 0 0 2px rgba(14, 165, 233, 0.15) inset, 0 4px 16px rgba(14, 165, 233, 0.2);
  border-color:rgba(125, 211, 252, 0.4);
  background:rgba(15, 33, 51, 0.9);
}
.pill.is-on::before{opacity:1}
.mkt-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-bottom:40px;
}
.mkt-card{
  border:1px solid rgba(125, 211, 252, 0.15);
  border-radius:16px;
  background:linear-gradient(135deg, rgba(13, 22, 35, 0.8), rgba(13, 22, 35, 0.4));
  backdrop-filter:blur(10px);
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position:relative;
  overflow:hidden;
}
.mkt-card::after{
  content:'';
  position:absolute;
  top:-50%;
  right:-50%;
  width:100%;
  height:100%;
  background:radial-gradient(circle, rgba(125, 211, 252, 0.1), transparent 70%);
  opacity:0;
  transition:all 0.6s ease;
}
.mkt-card:hover{
  transform:translateY(-8px);
  border-color:rgba(125, 211, 252, 0.35);
  box-shadow:0 20px 60px rgba(14, 165, 233, 0.2);
}
.mkt-card:hover::after{
  opacity:1;
  top:0;
  right:0;
}
.mkt-card header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}
.mkt-card h3{
  font-size:18px;
  font-weight:700;
  color:var(--text);
  margin:0;
  flex:1;
}
.mkt-card p{
  color:var(--muted);
  line-height:1.6;
  font-size:14px;
  margin:0;
  flex:1;
}
.badges{display:flex;gap:6px;flex-wrap:wrap}
.b{
  display:inline-block;
  padding:4px 10px;
  border-radius:8px;
  border:1px solid rgba(125, 211, 252, 0.2);
  font-size:11px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:0.5px;
}
.b.you{
  background:rgba(10, 34, 53, 0.8);
  color:#7dd3fc;
  border-color:rgba(125, 211, 252, 0.3);
}
.b.ai{
  background:rgba(19, 45, 68, 0.8);
  color:#34d399;
  border-color:rgba(52, 211, 153, 0.3);
}
.scopes{
  display:flex;
  gap:8px;
  color:var(--muted);
  font-size:12px;
  flex-wrap:wrap;
}
.scopes span{
  padding:4px 10px;
  background:rgba(125, 211, 252, 0.05);
  border-radius:6px;
  border:1px solid rgba(125, 211, 252, 0.1);
}
.actions{margin-top:auto; position:relative; z-index:1}
.actions .btn{
  width:100%;
  justify-content:center;
  font-size:14px;
  padding:12px 20px;
}
.mkt-card .install:disabled{
  opacity:0.7;
  cursor:not-allowed;
}
.dev{
  margin-top:40px;
  padding:32px;
  background:linear-gradient(135deg, rgba(13, 22, 35, 0.6), rgba(13, 22, 35, 0.3));
  backdrop-filter:blur(10px);
  border:1px solid rgba(125, 211, 252, 0.2);
  border-radius:20px;
}
.dev h3{
  margin:0 0 12px;
  font-size:24px;
  font-weight:800;
  background:linear-gradient(135deg, var(--accent1), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.dev .muted{
  color:var(--muted);
  margin-bottom:16px;
  line-height:1.7;
}
.manifest{
  border:1px solid rgba(125, 211, 252, 0.2);
  border-radius:12px;
  background:rgba(12, 21, 32, 0.8);
  padding:16px;
  overflow:auto;
  font-family:'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  font-size:13px;
  line-height:1.6;
  margin-bottom:20px;
}
.manifest code{
  color:#cde7ff;
}
.dev-cta{
  display:flex;
  gap:12px;
  margin-top:16px;
  flex-wrap:wrap;
}

/* Responsive Design */
@media(max-width:980px){
  .hero h1{font-size:42px}
  .section h2{font-size:32px}
  .hero-wrap{grid-template-columns:1fr; gap:32px}
  .hero-visual{order:-1}
  .mkt-grid{grid-template-columns:1fr 1fr}
  .apps .grid{grid-template-columns:repeat(2,1fr)}
  .points{grid-template-columns:1fr}
  .concept .triad{grid-template-columns:1fr; gap:16px}
  .download .dl-grid{grid-template-columns:1fr 1fr}
  .nav{gap:6px}
  .nav a{padding:6px 12px; font-size:13px}
}

@media(max-width:640px){
  .hero h1{font-size:32px}
  .section h2{font-size:28px}
  .hero{padding:40px 0 60px}
  .section{padding:50px 0}
  .mkt-grid{grid-template-columns:1fr}
  .apps .grid{grid-template-columns:1fr}
  .download .dl-grid{grid-template-columns:1fr}
  .market .filters{flex-direction:column}
  .nav{display:none}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%}
  .dev{padding:20px}
}