:root{font-family:Inter,Segoe UI,Arial,sans-serif;color:#172033;background:#f4f6f9}
*{box-sizing:border-box}body{margin:0}.center-card,.installer{min-height:100vh;display:grid;place-items:center;padding:24px}
.card{background:#fff;border:1px solid #dfe5ee;border-radius:16px;box-shadow:0 14px 40px rgba(24,39,75,.08);padding:28px;width:min(460px,100%)}
.card.wide{width:100%;max-width:1100px;margin-bottom:24px}.brand{font-weight:800;letter-spacing:.04em;text-transform:uppercase;font-size:.85rem}
h1{margin:.4rem 0 0.4rem}h2{margin-top:1.5rem}.muted,.hint{color:#687386}.hint{font-size:.9rem}
label{display:block;font-weight:650;margin:14px 0 6px}input,select,textarea{width:100%;padding:12px 13px;border:1px solid #cbd4e1;border-radius:10px;font:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid #8eb6ff;border-color:#5b8def}
button,.button{display:inline-block;margin-top:16px;border:0;border-radius:10px;padding:12px 18px;background:#172033;color:white;font-weight:700;text-decoration:none;cursor:pointer}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.alert{padding:14px;border-radius:10px;margin:16px 0}.error{background:#fff1f1;color:#8b1e1e}.success{background:#edf9f0;color:#195d2e}
.secret{font-family:Consolas,monospace;background:#101827;color:#fff;padding:12px;border-radius:8px;margin:10px 0;word-break:break-all}
.topbar{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:16px 24px;background:#172033;color:#fff;flex-wrap:wrap}.topbar a{color:#fff;text-decoration:none;margin-left:14px}.container{max-width:1180px;margin:auto;padding:28px 20px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin:20px 0}.stat{background:#fff;padding:20px;border-radius:14px;border:1px solid #dfe5ee}.stat span{display:block;font-size:2rem;font-weight:800}
table{width:100%;border-collapse:collapse;overflow:auto}th,td{text-align:left;padding:12px;border-bottom:1px solid #e6ebf2;font-size:.94rem}code{background:#eef2f7;padding:2px 6px;border-radius:5px}
@media(max-width:700px){.topbar nav{display:flex;flex-wrap:wrap;gap:8px}.topbar a{margin:0}.card{padding:20px}table{display:block;overflow-x:auto}}