:root{--bg:#f4f5f7;--card:#fff;--text:#171717;--muted:#6b7280;--line:#e5e7eb;--dark:#2f3136;--soft:#fafafa;--shadow:0 18px 45px rgba(0,0,0,.08);--radius:22px}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:linear-gradient(135deg,#fff,#eef0f3);color:var(--text)}a{text-decoration:none;color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:280px;background:#fff;border-right:1px solid var(--line);padding:24px;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:12px;align-items:center;margin-bottom:28px}.logo{width:46px;height:46px;border-radius:16px;background:#333;color:#fff;display:grid;place-items:center}.brand span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.sidebar nav{display:grid;gap:8px}.sidebar a{padding:13px 14px;border-radius:14px;color:#3f3f46;display:flex;gap:10px;align-items:center}.sidebar a:hover{background:#f1f1f1;transform:translateX(3px)}.main{margin-left:280px;flex:1}.topbar{height:88px;display:flex;align-items:center;justify-content:space-between;padding:0 34px;background:rgba(255,255,255,.75);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.topbar h1{font-size:24px;margin:0}.topbar p{margin:4px 0 0;color:var(--muted)}.logout,.btn{border:0;border-radius:14px;padding:12px 16px;background:#303236;color:#fff;cursor:pointer;display:inline-flex;gap:8px;align-items:center}.btn.secondary{background:#f3f4f6;color:#111;border:1px solid var(--line)}.btn.danger{background:#991b1b}.content{padding:30px}.grid{display:grid;gap:18px}.cards{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:22px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.metric{display:flex;justify-content:space-between;align-items:center}.metric i{width:44px;height:44px;border-radius:14px;background:#f2f2f2;display:grid;place-items:center;color:#333}.metric strong{font-size:28px}.metric span{display:block;color:var(--muted);margin-top:5px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.table th{font-size:12px;text-transform:uppercase;color:var(--muted);background:#fafafa}.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form .full{grid-column:1/-1}label{font-weight:700;font-size:14px;margin-bottom:8px;display:block}input,select,textarea{width:100%;padding:14px;border:1px solid var(--line);border-radius:14px;background:#fff;font-size:15px}textarea{min-height:110px}.alert{padding:14px;border-radius:14px;margin-bottom:16px}.ok{background:#ecfdf5;color:#065f46}.err{background:#fef2f2;color:#991b1b}.menuBtn{display:none}.badge{padding:6px 10px;border-radius:999px;background:#f4f4f5;color:#3f3f46;font-size:12px}.actions{display:flex;gap:8px}@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.25s;z-index:10}.open .sidebar{transform:translateX(0)}.main{margin-left:0}.menuBtn{display:block;border:0;background:#f3f4f6;border-radius:12px;padding:12px}.cards{grid-template-columns:repeat(2,1fr)}.form{grid-template-columns:1fr}.topbar{padding:0 16px}.content{padding:18px}}@media(max-width:560px){.cards{grid-template-columns:1fr}.logout{padding:10px;font-size:0}.logout i{font-size:16px}.topbar h1{font-size:19px}}