:root{
  --bg:#0b1220;--bg2:#0f172a;--panel:rgba(15,23,42,.82);--panel2:rgba(30,41,59,.72);
  --line:rgba(148,163,184,.18);--text:#e5eefb;--muted:#94a3b8;--blue:#3b82f6;--blue2:#60a5fa;
  --green:#22c55e;--red:#ef4444;--yellow:#f59e0b;--shadow:0 18px 45px rgba(0,0,0,.35);--radius:22px;
}
*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:'Segoe UI',Arial,sans-serif;color:var(--text);background:radial-gradient(circle at top left,rgba(59,130,246,.26),transparent 28%),radial-gradient(circle at bottom right,rgba(14,165,233,.14),transparent 30%),linear-gradient(135deg,#020617,#0f172a 55%,#111827);}
a{color:inherit;text-decoration:none}.app{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;padding:22px 16px;border-right:1px solid var(--line);background:rgba(2,6,23,.58);backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:12px;padding:10px 12px 24px}.brand-icon{width:46px;height:46px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),#06b6d4);box-shadow:0 12px 30px rgba(59,130,246,.35);font-size:24px}.brand-title{font-size:18px;font-weight:800}.brand-sub{font-size:12px;color:var(--muted);margin-top:2px}.user-card{margin:0 6px 20px;padding:16px;border-radius:20px;background:rgba(15,23,42,.7);border:1px solid var(--line)}.avatar{width:42px;height:42px;border-radius:15px;background:rgba(59,130,246,.16);display:grid;place-items:center;font-size:23px}.user-line{display:flex;gap:12px;align-items:center}.user-name{font-weight:750}.user-role{color:var(--muted);font-size:12px}.nav{display:flex;flex-direction:column;gap:7px}.nav a{padding:13px 14px;border-radius:16px;color:#cbd5e1;display:flex;align-items:center;gap:12px;font-weight:650}.nav a:hover,.nav a.active{background:rgba(59,130,246,.17);color:#fff;border:1px solid rgba(96,165,250,.25)}.sidebar-footer{position:absolute;bottom:18px;left:16px;right:16px;color:var(--muted);font-size:12px;padding:12px;border-top:1px solid var(--line)}.content{padding:22px 28px 40px}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px}.title h1{margin:0;font-size:30px;letter-spacing:-.5px}.title p{margin:4px 0 0;color:var(--muted)}.search{flex:1;max-width:520px;background:rgba(15,23,42,.62);border:1px solid var(--line);border-radius:18px;padding:13px 16px;color:#fff;outline:none}.actions{display:flex;gap:10px;align-items:center}.btn,button{border:0;border-radius:14px;background:rgba(59,130,246,.95);color:white;padding:11px 15px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:8px}.btn.secondary,button.secondary{background:rgba(30,41,59,.9);border:1px solid var(--line)}.btn.danger,button.danger{background:rgba(239,68,68,.95)}.btn.green,button.green{background:rgba(34,197,94,.95)}.btn.yellow,button.yellow{background:rgba(245,158,11,.95);color:#111827}.btn:hover,button:hover{filter:brightness(1.08);transform:translateY(-1px)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;backdrop-filter:blur(18px)}.card h2,.card h3{margin:0 0 12px}.metric{font-size:30px;font-weight:850;margin:10px 0 4px}.muted{color:var(--muted)}.progress{height:10px;background:rgba(148,163,184,.18);border-radius:999px;overflow:hidden;margin:12px 0}.bar{height:100%;background:linear-gradient(90deg,var(--blue),#22d3ee);border-radius:999px}.status-dot{width:12px;height:12px;border-radius:50%;display:inline-block;margin-right:8px;background:var(--green);box-shadow:0 0 16px currentColor}.status-dot.error{background:var(--red)}.status-dot.warn{background:var(--yellow)}.wide{grid-column:span 2}.full{grid-column:1/-1}.quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}.quick{padding:18px;border-radius:18px;background:rgba(30,41,59,.65);border:1px solid var(--line);display:flex;gap:12px;align-items:center}.quick .ico{font-size:28px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:18px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.forms{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.input,input[type=text],input[type=file]{background:rgba(15,23,42,.78);border:1px solid var(--line);border-radius:14px;color:#fff;padding:11px 13px;outline:none}.breadcrumb{display:flex;gap:8px;align-items:center;color:#cbd5e1;flex-wrap:wrap}.table{width:100%;border-collapse:separate;border-spacing:0 8px}.table th{color:var(--muted);font-weight:650;text-align:left;padding:8px 12px}.table td{background:rgba(30,41,59,.58);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px}.table tr td:first-child{border-left:1px solid var(--line);border-radius:15px 0 0 15px}.table tr td:last-child{border-right:1px solid var(--line);border-radius:0 15px 15px 0}.file-name{display:flex;align-items:center;gap:11px;font-weight:700}.file-icon{width:34px;height:34px;border-radius:12px;background:rgba(59,130,246,.16);display:grid;place-items:center}.row-actions{display:flex;gap:7px;justify-content:flex-end;flex-wrap:wrap}.small{padding:8px 10px;border-radius:11px;font-size:13px}.login-page{min-height:100vh;display:grid;place-items:center;padding:30px}.chooser{max-width:980px;width:100%;text-align:center}.chooser h1{font-size:48px;margin:0 0 12px}.chooser-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:32px}.chooser-card{padding:34px;border-radius:28px;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);transition:.2s}.chooser-card:hover{transform:translateY(-6px);border-color:rgba(96,165,250,.45)}.chooser-icon{font-size:54px}.empty{text-align:center;padding:36px;color:var(--muted)}@media(max-width:900px){.app{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.sidebar-footer{position:static;margin-top:18px}.content{padding:18px}.topbar{height:auto;align-items:flex-start;flex-direction:column}.search{max-width:none;width:100%}.grid{grid-template-columns:1fr}.wide{grid-column:auto}.chooser-grid{grid-template-columns:1fr}.table{font-size:14px}.table th:nth-child(2),.table td:nth-child(2),.table th:nth-child(3),.table td:nth-child(3){display:none}}