:root{--bg:#0b1020;--text:#e5e7eb;--muted:#9ca3af;--line:#243041;--chip:#162037;--card:#0c1327;--brand:#7c3aed}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,Roboto,sans-serif;background:var(--bg);color:var(--text)}
.container{max-width:1100px;margin-inline:auto;padding:20px}
.nav{position:sticky;top:0;background:rgba(11,16,32,.7);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;gap:14px;align-items:center;justify-content:space-between}
h1{margin:0;font-size:20px}
#search{flex:1;max-width:360px;background:#0d142a;border:1px solid var(--line);border-radius:10px;padding:10px;color:var(--text)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}
.chip{background:var(--chip);border:1px solid var(--line);color:var(--text);padding:6px 10px;border-radius:999px;cursor:pointer}
.chip.active{outline:2px solid var(--brand)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.card{border:1px solid var(--line);background:var(--card);border-radius:16px;padding:14px;display:grid;gap:8px}
.card h3{margin:0}
.card p{margin:0;color:var(--muted);font-size:14px}
.tag{font-size:12px;background:var(--chip);border:1px solid var(--line);padding:4px 8px;border-radius:999px}
.btn{padding:8px 12px;border:1px solid var(--line);border-radius:10px;background:#121a33;color:var(--text);cursor:pointer}
dialog{border:none;border-radius:16px;padding:0;background:transparent}
.modal-content{background:#0d142a;border:1px solid var(--line);border-radius:16px;padding:20px;min-width:280px;max-width:520px}
.site-footer{border-top:1px solid var(--line);margin-top:20px;color:var(--muted)}