:root{--bg:#0f1115;--card:#171a21;--text:#e6e9ef;--muted:#9aa4b2;--accent:#6ee7b7;--link:#93c5fd;--btn:#22d3ee}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Ubuntu,Arial,sans-serif;line-height:1.6}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:24px}
.site-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid #222}
.site-header nav a{margin:0 10px;color:var(--text)}
.logo img{display:block}
.hero{display:grid;gap:18px;padding:38px;background:linear-gradient(135deg,#0f172a 0%,#0b1323 100%);border-radius:18px;border:1px solid #1f2937}
.hero h1{font-size:clamp(28px,4vw,40px);margin:0 0 8px 0}
.badges{display:flex;flex-wrap:wrap;gap:10px}
.badge{background:#111827;border:1px solid #1f2937;color:var(--muted);padding:6px 10px;border-radius:999px;font-size:14px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:22px}
.card{background:var(--card);border:1px solid #1f2937;border-radius:16px;padding:18px}
.card h3{margin-top:0}
.btn,button,input[type=submit]{background:var(--btn);color:#001018;border:none;padding:10px 14px;border-radius:10px;font-weight:600;cursor:pointer}
.btn:hover,button:hover,input[type=submit]:hover{opacity:.9;text-decoration:none}
.note{color:var(--muted);font-size:14px}
.table{width:100%;border-collapse:collapse;margin:10px 0;border:1px solid #263243}
.table th,.table td{border:1px solid #263243;padding:10px;text-align:left}
.site-footer{border-top:1px solid #222;margin-top:40px}
form{display:grid;gap:12px;background:var(--card);border:1px solid #1f2937;border-radius:16px;padding:18px}
input,select,textarea{background:#0b0f16;border:1px solid #233046;border-radius:10px;padding:10px;color:var(--text)}
label{font-weight:600}
small.help{color:var(--muted)}
.breadcrumbs{font-size:14px;margin-bottom:12px;color:var(--muted)}
.hidden{display:none !important}
.success, .error{padding:12px;border-radius:10px}
.success{background:#052e26;color:#b9f5dc;border:1px solid #134e4a}
.error{background:#3a0d14;color:#ffd5d8;border:1px solid #7f1d1d}