:root {
  --bg: #0f0f10; --fg: #e9e9ec; --muted: #b0b0b8; --card: #16171a;
  --accent: #6aa3ff; --link: #9cc2ff; --shadow: 0 10px 30px rgba(0,0,0,.25);
}
@media (prefers-color-scheme: light) {
  :root { --bg:#fff; --fg:#101114; --muted:#5b5e68; --card:#f4f5f7; --accent:#2d5eff; --link:#1f4fff; }
}
*{box-sizing:border-box} html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;backdrop-filter:blur(10px);background:color-mix(in srgb,var(--bg) 80%,transparent);border-bottom:1px solid color-mix(in srgb,var(--fg) 10%,transparent);z-index:10}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:.5rem;text-decoration:none;color:var(--fg);font-weight:700;letter-spacing:.2px}
.brand img{width:28px;height:28px;border-radius:6px;display:block}
.nav a{color:var(--fg);text-decoration:none;margin-left:18px;opacity:.85}
.nav a:hover{opacity:1}
.nav .lang{border:1px solid color-mix(in srgb,var(--fg) 25%,transparent);padding:4px 10px;border-radius:999px}
#nav-toggle{display:none}.burger{display:none;width:32px;height:24px;cursor:pointer;position:relative}
.burger span,.burger span::before,.burger span::after{content:"";position:absolute;left:0;right:0;height:2px;background:var(--fg);border-radius:2px;top:50%;transform:translateY(-50%)}
.burger span::before{top:-8px}.burger span::after{top:8px}
@media (max-width:820px){.burger{display:block}.nav{position:absolute;top:64px;right:0;background:var(--card);padding:12px 20px;border-radius:12px;margin:8px;display:none;box-shadow:var(--shadow)}#nav-toggle:checked~.burger+.nav{display:block}.nav a{display:block;margin:8px 0}}
.content{padding:40px 0 80px}
.hero{text-align:center;padding:64px 0 24px}
.hero h1{font-size:clamp(28px,4vw,48px);margin:0 0 8px}
.hero p{color:var(--muted);margin:0 0 20px}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:10px 16px;border-radius:12px;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;box-shadow:var(--shadow)}
.btn.ghost{background:transparent;color:var(--link);border:1px solid color-mix(in srgb,var(--link) 55%,transparent)}
.btn[aria-disabled="true"]{opacity:.5;pointer-events:none}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-top:16px}
.card{background:var(--card);padding:18px;border-radius:16px;box-shadow:var(--shadow)}
.card h2{margin:0 0 6px}
@media (max-width:860px){.grid{grid-template-columns:1fr}}
.stack{display:grid;gap:8px}.stack h1{margin:0 0 6px}.stack h2{margin:16px 0 4px}
.meta{margin:8px 0;color:var(--muted)}.meta li{margin:4px 0}
.item{background:var(--card);padding:18px;border-radius:16px;box-shadow:var(--shadow);position:relative}
.badge{position:absolute;top:12px;right:12px;background:var(--accent);color:#fff;padding:4px 8px;border-radius:999px;font-size:12px}
.logo-hero{display:none;place-items:center;margin:0 0 8px}
.home .logo-hero{display:grid}
.home .logo-hero img{width:clamp(140px,28vw,300px);height:auto;display:block}
.wordmark{letter-spacing:.3em;font-weight:700;opacity:.95;margin-top:6px}

/* v3 hardfix */
.logo-hero{display:none!important;place-items:center;margin:0 0 8px}
.home .logo-hero{display:grid!important}
.home .logo-hero img{max-width:300px!important;width:100%!important;height:auto!important;display:block}