:root{--bg:#0b1020;--card:#0f1730;--muted:#9aa6c3;--text:#e7ecff;--accent:#24c0ff;--accent2:#7c4dff;--shadow:0 12px 30px rgba(0,0,0,.35);--radius:18px}
*{box-sizing:border-box}html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Arial,"Apple Color Emoji","Segoe UI Emoji";color:var(--text);
background:radial-gradient(1200px 600px at 30% -10%,rgba(36,192,255,.25),transparent 60%),radial-gradient(900px 550px at 80% 10%,rgba(124,77,255,.22),transparent 60%),var(--bg)}
a{color:inherit;text-decoration:none}.container{max-width:1100px;margin:0 auto;padding:0 18px}
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);background:rgba(11,16,32,.65);border-bottom:1px solid rgba(231,236,255,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.3px}
.brand img{width:34px;height:34px;border-radius:10px;box-shadow:var(--shadow)}
.nav-links{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.nav-links a{color:var(--muted);font-weight:650}.nav-links a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:14px;border:1px solid rgba(231,236,255,.12);background:rgba(15,23,48,.9);box-shadow:0 10px 25px rgba(0,0,0,.2);font-weight:750}
.btn.primary{border:none;background:linear-gradient(90deg,var(--accent),var(--accent2))}.btn:hover{transform:translateY(-1px)}
.hero{padding:40px 0 10px 0}.hero-card{background:linear-gradient(180deg,rgba(15,23,48,.95),rgba(15,23,48,.75));border:1px solid rgba(231,236,255,.10);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.hero-banner{width:100%;height:240px;object-fit:cover;display:block;border-bottom:1px solid rgba(231,236,255,.10)}
.hero-content{padding:22px}.kicker{display:inline-flex;gap:10px;align-items:center;color:rgba(231,236,255,.92);background:rgba(36,192,255,.10);border:1px solid rgba(36,192,255,.25);padding:7px 10px;border-radius:999px;font-weight:750}
.h1{margin:14px 0 8px 0;font-size:40px;line-height:1.05}.sub{margin:0;color:var(--muted);font-size:16px;max-width:60ch}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.grid{display:grid;gap:14px}
.grid.cols4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.cols2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:950px){.grid.cols4{grid-template-columns:repeat(2,minmax(0,1fr))}.h1{font-size:34px}}
@media (max-width:520px){.grid.cols4,.grid.cols2{grid-template-columns:1fr}.h1{font-size:30px}}
.card{background:rgba(15,23,48,.85);border:1px solid rgba(231,236,255,.10);border-radius:var(--radius);padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.18)}
.card h3{margin:6px 0 6px 0}.card p{margin:0;color:var(--muted);line-height:1.55}
.icon{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(124,77,255,.14);border:1px solid rgba(124,77,255,.25);font-size:22px}
.section{padding:16px 0}.section h2{margin:0 0 10px 0}.split{display:grid;grid-template-columns:1.35fr .65fr;gap:14px}
@media (max-width:950px){.split{grid-template-columns:1fr}}
.codebox{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;background:rgba(11,16,32,.75);border:1px solid rgba(231,236,255,.10);border-radius:14px;padding:10px 12px;color:rgba(231,236,255,.92);display:flex;align-items:center;justify-content:space-between;gap:10px}
.small{font-size:12px;color:var(--muted)}.footer{margin-top:26px;border-top:1px solid rgba(231,236,255,.08);padding:22px 0 40px 0;color:var(--muted)}
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:rgba(34,197,94,.10);border:1px solid rgba(34,197,94,.25);color:rgba(231,236,255,.92);font-weight:800}
.toast{position:fixed;bottom:16px;right:16px;max-width:360px;background:rgba(15,23,48,.96);border:1px solid rgba(231,236,255,.10);padding:12px 14px;border-radius:16px;box-shadow:var(--shadow);display:none}
.toast.show{display:block}.toast b{display:block;margin-bottom:4px}