:root{--bg:#0b1020;--panel:#131a2e;--text:#e7ecff;--muted:#a4b1d6;--accent:#6ea8fe}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text)}
header{padding:24px;position:sticky;top:0;background:rgba(11,16,32,.96);backdrop-filter:blur(4px);border-bottom:1px solid #253054}
h1{margin:0}p{color:var(--muted)}main{padding:20px;max-width:1200px;margin:0 auto}.controls{display:flex;gap:10px;margin-top:10px}
input,textarea,select{width:100%;background:#0f1630;color:var(--text);border:1px solid #2b375f;border-radius:8px;padding:10px}
.panel{margin:18px 0;background:var(--panel);border:1px solid #27345c;border-radius:12px;padding:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}.quick-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
.card{background:#0f1733;border:1px solid #2a3761;border-radius:10px;padding:12px}.card h3{margin:0 0 8px}
button{background:var(--accent);border:0;padding:8px 12px;border-radius:8px;color:#04132e;font-weight:700;cursor:pointer}.row{display:flex;gap:8px;margin:8px 0}
a{color:#a9d1ff;text-decoration:none}a:hover{text-decoration:underline}
footer{padding:24px;text-align:center;color:var(--muted)}