:root{
  --bg:#080808;
  --bg2:#0c0c0d;
  --panel:#101012;
  --panel2:#141416;
  --text:#f4f4f5;
  --muted:#9b9ba1;
  --soft:#6e6e75;
  --line:#252529;
  --line2:#333338;
  --accent:#ef3348;
  --accent2:#8f0c18;
  --accent-soft:#22090d;
  --shadow:0 18px 60px rgba(0,0,0,.38);
}
html[data-theme="light"]{
  --bg:#f3f3f5;
  --bg2:#ececef;
  --panel:#ffffff;
  --panel2:#f8f8f9;
  --text:#141416;
  --muted:#66666c;
  --soft:#8a8a90;
  --line:#dedee2;
  --line2:#cfcfd5;
  --accent:#df2438;
  --accent2:#a71220;
  --accent-soft:#fff0f2;
  --shadow:0 16px 45px rgba(40,30,35,.08);
}
*{box-sizing:border-box}
html{
  scroll-behavior:smooth;
  overflow-x:hidden;
  scrollbar-width:none;
}
html::-webkit-scrollbar,
body::-webkit-scrollbar,
pre::-webkit-scrollbar{
  width:0;
  height:0;
}
body{
  margin:0;
  overflow-x:hidden;
  background:
    radial-gradient(circle at 78% 0, color-mix(in srgb,var(--accent) 8%, transparent), transparent 26%),
    var(--bg);
  color:var(--text);
  font-family:Inter,"Helvetica Neue",Arial,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;
  transition:background .2s ease,color .2s ease;
}
a{color:inherit;text-decoration:none}
button{font:inherit}
.container{width:min(1320px,calc(100% - 56px));margin:0 auto}
.header{
  position:sticky;top:0;z-index:50;
  height:76px;border-bottom:1px solid var(--line);
  background:color-mix(in srgb,var(--bg) 88%, transparent);
  backdrop-filter:blur(16px);
}
.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;font-weight:950;font-size:20px;box-shadow:0 10px 28px rgba(239,51,72,.18)
}
.brand-copy b{display:block;font-size:14px;letter-spacing:.12em}
.brand-copy span{display:block;color:var(--soft);font-size:10px;margin-top:3px;letter-spacing:.16em}
.nav-links{display:flex;align-items:center;gap:24px;color:var(--muted);font-size:14px}
.nav-links a:hover{color:var(--text)}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn,.nav-instagram{
  height:40px;border-radius:10px;border:1px solid var(--line2);background:var(--panel);
  color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer
}
.icon-btn{width:40px;font-size:18px}
.nav-instagram{padding:0 14px;gap:8px;font-size:13px;font-weight:750}
.nav-instagram:hover,.icon-btn:hover{border-color:var(--accent)}
.hero{padding:54px 0 24px;min-height:calc(100vh - 76px);display:flex;align-items:center}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:18px}
.card{
  border:1px solid var(--line);background:linear-gradient(180deg,var(--panel),var(--panel2));
  border-radius:20px;box-shadow:var(--shadow)
}
.hero-main{padding:34px;min-height:360px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.hero-main:after{
  content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-100px;bottom:-130px;
  background:radial-gradient(circle,color-mix(in srgb,var(--accent) 22%, transparent),transparent 68%);
}
.eyebrow{
  display:inline-flex;width:max-content;padding:7px 10px;border:1px solid var(--line2);border-radius:999px;
  color:var(--accent);background:var(--accent-soft);
  font:800 10px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.16em
}
h1{font-size:50px;line-height:1.02;letter-spacing:-.045em;margin:18px 0 16px;max-width:780px}
.lead{margin:0;color:var(--muted);font-size:17px;line-height:1.7;max-width:760px}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.btn{
  height:44px;padding:0 16px;border-radius:10px;border:1px solid var(--line2);
  background:var(--panel2);color:var(--text);cursor:pointer;font-size:13px;font-weight:800;
  display:inline-flex;align-items:center;justify-content:center;gap:8px
}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));border-color:transparent;color:#fff}
.hero-side{display:grid;gap:18px}
.profile-card{padding:24px}
.profile-top{display:flex;align-items:center;gap:13px}
.avatar{
  width:52px;height:52px;border-radius:50%;border:1px solid var(--line2);
  background:linear-gradient(145deg,var(--accent-soft),var(--panel2));display:grid;place-items:center;
  color:var(--accent);font-weight:900
}
.profile-copy b{display:block;font-size:16px}
.profile-copy span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.profile-bio{margin-top:18px;color:var(--muted);font-size:13px;line-height:1.6}
.profile-link{margin-top:18px;width:100%}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.mini-box{padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--bg2)}
.mini-box b{display:block;font-size:17px}
.mini-box span{display:block;color:var(--soft);font-size:10px;margin-top:3px}
.quick-card{padding:20px}
.quick-row{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line)}
.quick-row:last-child{border-bottom:0}
.quick-row span{color:var(--muted);font-size:12px}
.section{padding:22px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:14px}
.section-head h2{font-size:27px;letter-spacing:-.035em;margin:0}
.section-head p{margin:6px 0 0;color:var(--muted);font-size:13px}
.product-card{display:grid;grid-template-columns:110px 1fr auto;gap:18px;align-items:center;padding:20px}
.product-cover{
  width:110px;height:92px;border-radius:14px;border:1px solid var(--line2);
  background:
    linear-gradient(135deg,color-mix(in srgb,var(--accent) 22%, transparent),transparent 55%),
    var(--bg2);
  display:grid;place-items:center;color:var(--accent);font-size:34px;font-weight:950
}
.product-main h3{font-size:19px;margin:0 0 7px}
.product-main p{margin:0;color:var(--muted);font-size:13px;line-height:1.55;max-width:720px}
.tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}
.tag{
  padding:5px 8px;border:1px solid var(--line2);border-radius:7px;background:var(--bg2);
  color:var(--muted);font-size:10px;font-weight:750
}
.product-meta{text-align:right;min-width:145px}
.version{color:var(--accent);font:800 10px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.date{color:var(--soft);font-size:11px;margin:6px 0 12px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.info-card{padding:24px}
.info-card h3{margin:0 0 14px;font-size:17px}
.info-list{display:grid;gap:10px}
.info-item{padding:12px 0;border-bottom:1px solid var(--line)}
.info-item:last-child{border-bottom:0}
.info-item b{display:block;font-size:13px}
.info-item span{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:4px}
.footer{padding:26px 0 46px}
.footer-card{
  border-top:1px solid var(--line);padding-top:22px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  color:var(--muted);font-size:12px
}

/* product detail */
.detail-hero{padding:44px 0 18px}
.detail-box{padding:30px}
.back{display:inline-flex;color:var(--muted);font-size:12px;margin-bottom:20px}
.detail-title{font-size:38px;margin:10px 0 12px;letter-spacing:-.04em}
.detail-desc{color:var(--muted);font-size:15px;line-height:1.7;max-width:780px}
.detail-grid{display:grid;grid-template-columns:300px 1fr;gap:18px;padding:18px 0 28px}
.side-info{padding:22px;height:max-content}
.side-info h3{font-size:15px;margin:0 0 14px}
.side-line{padding:12px 0;border-bottom:1px solid var(--line)}
.side-line:last-child{border-bottom:0}
.side-line small{display:block;color:var(--soft);font-size:10px;text-transform:uppercase;letter-spacing:.1em}
.side-line b{display:block;margin-top:4px;font-size:13px}
.code-card{padding:20px}
.code-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.code-head h2{font-size:18px;margin:0}
.copy-state{color:var(--muted);font-size:11px}
pre{
  margin:0;max-height:650px;max-width:100%;overflow:auto;padding:18px;border:1px solid var(--line);
  border-radius:12px;background:#070708;color:#f1f1f2;
  font:12px/1.65 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
  white-space:pre;tab-size:2
}
html[data-theme="light"] pre{background:#f7f7f8;color:#151518}
.toast{
  position:fixed;right:22px;bottom:22px;z-index:100;padding:12px 15px;border-radius:9px;
  background:var(--text);color:var(--bg);font-size:12px;font-weight:800;opacity:0;transform:translateY(8px);
  transition:.2s ease;pointer-events:none
}
.toast.show{opacity:1;transform:translateY(0)}
@media(max-width:900px){
  .hero-grid,.two-col,.detail-grid{grid-template-columns:1fr}
  .product-card{grid-template-columns:90px 1fr}
  .product-cover{width:90px;height:80px}
  .product-meta{grid-column:1/-1;text-align:left;display:flex;align-items:center;gap:12px}
  .date{margin:0}
  h1{font-size:40px}
}
@media(max-width:680px){
  .container{width:min(100% - 24px,1180px)}
  .nav-links{display:none}
  .nav-instagram{display:none}
  .hero-main{padding:24px}
  h1{font-size:34px}
  .lead{font-size:15px}
  .product-card{grid-template-columns:1fr}
  .product-cover{width:100%;height:120px}
  .footer-card{flex-direction:column;align-items:flex-start}
}
@media(min-width:1600px){
  .container{width:min(1500px,calc(100% - 96px))}
  h1{font-size:58px}
  .hero-main{min-height:430px}
  .detail-title{font-size:46px}
}
@media(min-width:1900px){
  .container{width:min(1620px,calc(100% - 120px))}
  .hero-main{min-height:500px}
  .product-card{padding:24px}
}