/* SMART SDK — Jamstack Pro Static Site
   Minimal, secure, expandable, buildless.
   Typography: Manrope via Google Fonts with font-display:swap.
*/
:root{
  color-scheme:dark;
  --bg:#06101c;
  --bg2:#071827;
  --panel:#0a1724;
  --panel2:#0d2032;
  --ink:#f7fbff;
  --muted:#a9b8c8;
  --soft:#7f91a4;
  --line:rgba(255,255,255,.11);
  --line2:rgba(255,255,255,.18);
  --accent:#78d8ff;
  --accent2:#46a6ff;
  --gold:#d7b56d;
  --radius:24px;
  --radius2:16px;
  --shadow:0 28px 84px rgba(0,0,0,.34);
  --max:1180px;
  --font-ui:"Manrope",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{
  margin:0;
  font-family:var(--font-ui);
  font-size:16px;
  font-weight:500;
  background:
    radial-gradient(circle at 8% -8%,rgba(120,216,255,.12),transparent 34rem),
    radial-gradient(circle at 100% 8%,rgba(70,166,255,.10),transparent 35rem),
    linear-gradient(180deg,var(--bg),var(--bg2) 55%,#040b13);
  color:var(--ink);
  line-height:1.68;
}
body:before{
  content:"";position:fixed;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.72),transparent 70%);
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
strong{color:#fff;font-weight:800}
.page{width:min(var(--max),calc(100% - 44px));margin:0 auto;padding:18px 0 68px;position:relative}
.page-narrow{width:min(920px,calc(100% - 44px))}
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  margin:0 0 32px;padding:12px 14px;
  border:1px solid var(--line);border-radius:0 0 22px 22px;
  background:rgba(6,16,28,.78);backdrop-filter:blur(18px) saturate(160%);
  box-shadow:0 18px 50px rgba(0,0,0,.22);
}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-logo{width:178px;height:60px;object-fit:contain;border-radius:14px}
.brand-compact{width:52px;height:52px;object-fit:contain;border-radius:14px;background:#fff}
.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.nav-link{font-size:13px;font-weight:700;color:var(--muted);padding:10px 13px;border-radius:999px;border:1px solid transparent}
.nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.07);border-color:var(--line)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;
  padding:12px 19px;border-radius:999px;border:1px solid transparent;
  font-size:14px;font-weight:800;letter-spacing:0;line-height:1;
  transition:transform .18s ease,border-color .18s ease,background .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:#fff;color:#06101c;box-shadow:0 18px 45px rgba(255,255,255,.12)}
.btn-secondary{background:rgba(255,255,255,.07);border-color:var(--line2);color:#fff}
.btn-ghost{color:var(--muted);border-color:var(--line);background:transparent}
.btn-small{min-height:38px;padding:10px 15px;font-size:13px}
.hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:18px;align-items:stretch;min-height:560px}
.hero-main,.hero-side,.panel,.card,.content-panel,.video-slot,.product-row,.notice{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.035));
  box-shadow:var(--shadow);
}
.hero-main{padding:clamp(34px,5.4vw,68px);display:flex;flex-direction:column;justify-content:center;overflow:hidden;position:relative}
.hero-main:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(255,255,255,.08);border-radius:50%;right:-170px;top:-170px}
.eyebrow,.section-label{margin:0 0 14px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.hero h1,.content-panel h1{
  margin:0 0 20px;
  font-size:clamp(40px,5.6vw,72px);
  line-height:1.05;
  letter-spacing:-.045em;
  font-weight:800;
  text-wrap:balance;
}
.hero-lead,.lead{max-width:760px;color:var(--muted);font-size:clamp(17px,1.7vw,20px);line-height:1.72;margin:0;font-weight:500}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.badge-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
.pill{display:inline-flex;align-items:center;min-height:32px;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.05);color:#dfefff;font-size:12px;font-weight:700}
.hero-side{padding:26px;display:flex;flex-direction:column;justify-content:space-between;gap:22px}
.brand-showcase{padding:28px;border-radius:20px;background:#06101c;border:1px solid rgba(255,255,255,.08)}
.brand-showcase img{width:100%;max-width:430px;margin:auto;border-radius:14px}
.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.mini-stat{padding:16px;border-radius:18px;background:rgba(255,255,255,.055);border:1px solid var(--line)}
.mini-stat span{display:block;color:var(--soft);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.mini-stat strong{display:block;margin-top:4px;font-size:17px;font-weight:800;line-height:1.25}
.section{margin-top:72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:24px}
.section h2,.content-panel h2{
  margin:0;color:#fff;
  font-size:clamp(26px,3vw,40px);
  line-height:1.12;
  letter-spacing:-.035em;
  font-weight:800;
  text-wrap:balance;
}
.section-head p:last-child{max-width:540px;color:var(--muted);margin:0;font-size:15.5px}
.grid{display:grid;gap:18px}
.cards-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.cards-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{padding:26px;min-height:230px}
.card-index{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;background:#fff;color:#06101c;font-weight:800}
.card h3,.panel h3,.product-row h3,.notice h3{margin:18px 0 10px;color:#fff;font-size:21px;line-height:1.18;letter-spacing:-.025em;font-weight:800;text-wrap:balance}
.card p,.panel p,.product-row p,.notice p,.content-panel p,.content-panel li{color:var(--muted);margin-bottom:0}
.product-row{display:grid;grid-template-columns:80px minmax(0,1fr) auto;gap:18px;align-items:center;padding:22px}
.product-icon{width:80px;height:80px;border-radius:18px;background:#fff;object-fit:cover}
.product-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.tag{font-size:12px;font-weight:700;border:1px solid var(--line);border-radius:999px;color:#dcecff;padding:5px 10px;background:rgba(255,255,255,.045)}
.tag.gold{color:#ffe7a6;border-color:rgba(215,181,109,.35);background:rgba(215,181,109,.1)}
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(300px,.95fr);gap:18px;align-items:stretch}
.panel{padding:clamp(26px,4vw,42px)}
.panel.feature{background:linear-gradient(135deg,rgba(120,216,255,.11),rgba(255,255,255,.035))}
.list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
.list li{position:relative;padding-left:24px}
.list li:before{content:"";position:absolute;left:0;top:.65em;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--accent),#fff)}
.video-slot{padding:22px}
.video-frame{min-height:300px;border-radius:22px;border:1px dashed rgba(255,255,255,.24);background:radial-gradient(circle at 50% 45%,rgba(120,216,255,.16),transparent 20rem),linear-gradient(135deg,rgba(255,255,255,.055),rgba(255,255,255,.02));display:grid;place-items:center;text-align:center;padding:32px}
.play{width:68px;height:68px;border-radius:50%;display:inline-grid;place-items:center;background:#fff;color:#06101c;font-size:26px;margin:0 auto 18px;box-shadow:0 18px 40px rgba(255,255,255,.12)}
.video-frame h3{margin:0 0 8px;color:#fff;font-size:23px;line-height:1.2;font-weight:800;text-wrap:balance}
.video-frame p{max-width:560px;color:var(--muted);margin:0 auto}
.timeline{display:grid;gap:14px}
.step{display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;align-items:start;padding:18px;border-radius:18px;background:rgba(255,255,255,.045);border:1px solid var(--line)}
.step-num{width:42px;height:42px;border-radius:14px;background:#fff;color:#06101c;display:grid;place-items:center;font-weight:800}
.step h3{margin:0 0 4px;color:#fff;font-size:18px;line-height:1.22;font-weight:800}
.step p{margin:0;color:var(--muted)}
.notice{padding:24px;background:linear-gradient(135deg,rgba(215,181,109,.12),rgba(255,255,255,.035))}
.footer{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:76px;padding-top:24px;border-top:1px solid var(--line);color:var(--soft);font-size:13px}
.footer a{color:var(--muted);font-weight:700}.footer a:hover{color:#fff}.footer-links{display:flex;gap:14px;flex-wrap:wrap}
.back-link{display:inline-flex;margin-bottom:20px;color:var(--muted);font-weight:700}.back-link:hover{color:#fff}
.content-panel{padding:clamp(30px,5vw,58px)}
.content-panel h1{font-size:clamp(34px,4.6vw,58px);line-height:1.08;letter-spacing:-.04em}
.content-panel h2{font-size:clamp(23px,2.6vw,32px);margin-top:34px;letter-spacing:-.025em}
.content-panel a.inline{color:#fff;text-decoration:underline;text-underline-offset:4px}
.table-like{display:grid;gap:1px;overflow:hidden;border-radius:18px;border:1px solid var(--line);background:var(--line);margin-top:22px}
.table-like div{display:grid;grid-template-columns:minmax(160px,.4fr) minmax(0,.6fr);gap:18px;padding:16px;background:rgba(255,255,255,.045)}
.table-like span:first-child{color:var(--soft);font-weight:700}.table-like span:last-child{color:#fff}
.app-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.app-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:rgba(255,255,255,.045)}
.app-card.muted{opacity:.72}.app-card img{width:72px;height:72px;border-radius:18px;background:#fff;margin-bottom:20px}
.app-card h3{margin:0 0 10px;font-size:21px;line-height:1.18;font-weight:800;letter-spacing:-.025em}
.app-card p{color:var(--muted);margin:0 0 16px}
@media(max-width:980px){
  .hero,.split,.cards-3,.cards-2,.app-grid{grid-template-columns:1fr}
  .section-head{align-items:flex-start;flex-direction:column}
  .product-row{grid-template-columns:72px 1fr}
  .product-row .btn{grid-column:1/-1}.hero{min-height:auto}.hero-side{min-height:auto}
}
@media(max-width:640px){
  .page,.page-narrow{width:min(100% - 28px,var(--max));padding-top:12px}
  .nav{align-items:flex-start;flex-direction:column}.brand-logo{width:156px;height:52px}.nav-links{justify-content:flex-start}
  .hero-main{padding:30px 22px}.hero h1{font-size:38px;letter-spacing:-.035em;line-height:1.08}.content-panel h1{font-size:34px}
  .section h2,.content-panel h2{font-size:26px}
  .product-row{grid-template-columns:1fr}.product-icon{width:72px;height:72px}.btn{width:100%}.mini-grid{grid-template-columns:1fr}.table-like div{grid-template-columns:1fr;gap:4px}
}