:root { --bg:#0f1115; --panel:#171a21; --panel-2:#1f2430; --line:#2d3445; --text:#f5f7fb; --muted:#a5afc3; --accent:#d98222; --danger:#cc4b4b; }
*{box-sizing:border-box} body{margin:0;font-family:Inter,Arial,sans-serif;background:linear-gradient(180deg,#0f1115 0%,#131722 100%);color:var(--text)} a{text-decoration:none;color:inherit}
.admin-shell{min-height:100vh;display:grid;grid-template-columns:240px 1fr}.admin-sidebar{background:rgba(23,26,33,.94);border-right:1px solid var(--line);padding:24px;position:sticky;top:0;height:100vh}.admin-sidebar h1{margin:0 0 20px;font-size:24px;color:var(--accent)}.admin-sidebar nav{display:grid;gap:10px}.admin-sidebar nav a{padding:12px 14px;border-radius:12px;background:var(--panel-2)}.admin-main{padding:28px}.card{background:rgba(23,26,33,.94);border:1px solid var(--line);border-radius:18px;padding:20px;margin-bottom:20px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}h2,h3{margin-top:0}input,textarea,select,button{font:inherit}input,textarea,select{width:100%;background:#0f131b;color:var(--text);border:1px solid var(--line);border-radius:12px;padding:12px 14px}textarea{min-height:120px;resize:vertical}label{display:grid;gap:8px;font-size:14px;color:var(--muted)}button,.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border:0;border-radius:12px;background:var(--accent);color:#1f1408;font-weight:700;cursor:pointer}.btn-secondary{background:#2a3140;color:var(--text)}.btn-danger{background:var(--danger);color:#fff}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table img{width:56px;height:56px;object-fit:cover;border-radius:10px}.flash{padding:14px 16px;border-radius:12px;margin-bottom:16px}.flash-success{background:rgba(47,163,107,.16);border:1px solid rgba(47,163,107,.4)}.flash-error{background:rgba(204,75,75,.16);border:1px solid rgba(204,75,75,.4)}.kpi{background:var(--panel-2);border:1px solid var(--line);border-radius:16px;padding:18px}.kpi strong{display:block;font-size:28px;margin-top:6px}.actions{display:flex;gap:8px;flex-wrap:wrap}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(100%,420px);background:rgba(23,26,33,.94);border:1px solid var(--line);border-radius:20px;padding:24px}.muted{color:var(--muted)}.checkbox-row{display:flex;align-items:center;gap:10px}
@media (max-width:900px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}.grid-2,.grid-3{grid-template-columns:1fr}}