:root{--bg:#f5f7fb;--dark:#0f172a;--primary:#2563eb;--muted:#64748b;--card:#fff;--line:#e2e8f0;--green:#16a34a;--red:#dc2626;--orange:#ea580c}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:#111827}.app{display:flex;min-height:100vh}.sidebar{width:270px;background:linear-gradient(180deg,#0b1220,#172554);color:#fff;padding:18px;position:fixed;top:0;bottom:0;overflow:auto}.brand{display:flex;gap:12px;align-items:center;margin-bottom:22px}.logo{width:48px;height:48px;border-radius:16px;background:#fff;color:#0f172a;display:grid;place-items:center;font-weight:900}.brand small{display:block;color:#cbd5e1;margin-top:3px}.sidebar nav a{display:block;color:#dbeafe;text-decoration:none;padding:11px 12px;border-radius:12px;margin:3px 0;font-weight:600}.sidebar nav a:hover{background:rgba(255,255,255,.13);color:#fff}.main{margin-left:270px;width:calc(100% - 270px)}.topbar{height:86px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:5}.topbar h2{margin:0;font-size:24px}.topbar p{margin:4px 0 0;color:var(--muted)}.userchip{display:flex;align-items:center;gap:12px}.userchip small{color:var(--muted)}.userchip a{background:#fee2e2;color:#991b1b;padding:9px 12px;border-radius:10px;text-decoration:none}.content{padding:26px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:0 12px 25px rgba(15,23,42,.04)}.stat h3{margin:0;color:var(--muted);font-size:13px;text-transform:uppercase}.stat b{display:block;font-size:25px;margin-top:8px}.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.btn{display:inline-block;background:var(--primary);color:#fff;padding:10px 14px;border:0;border-radius:11px;text-decoration:none;cursor:pointer;font-weight:700}.btn.secondary{background:#0f172a}.btn.danger{background:var(--red)}.btn.green{background:var(--green)}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}.table th,.table td{padding:12px;border-bottom:1px solid var(--line);text-align:left}.table th{background:#f8fafc;color:#475569;font-size:13px}.form{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.form .full{grid-column:1/-1}label{font-size:13px;color:#475569;font-weight:700}input,select,textarea{width:100%;padding:11px;border:1px solid #cbd5e1;border-radius:11px;background:#fff}textarea{min-height:88px}.alert{padding:12px;border-radius:12px;margin-bottom:15px}.success{background:#dcfce7;color:#166534}.error{background:#fee2e2;color:#991b1b}.actions{display:flex;gap:8px;flex-wrap:wrap}.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top left,#2563eb,#0f172a 55%,#020617)}.login-card{width:min(440px,92vw);background:rgba(255,255,255,.96);padding:34px;border-radius:28px;box-shadow:0 30px 90px rgba(0,0,0,.35)}.login-card h1{margin:0 0 8px}.login-card p{color:#64748b;margin-top:0}.badge{padding:5px 9px;border-radius:999px;background:#e0f2fe;color:#0369a1;font-weight:700;font-size:12px}@media(max-width:980px){.sidebar{position:relative;width:100%;height:auto}.app{display:block}.main{margin-left:0;width:100%}.grid{grid-template-columns:repeat(2,1fr)}.row,.form{grid-template-columns:1fr}.topbar{height:auto;padding:15px;align-items:flex-start}.userchip{flex-direction:column;align-items:flex-end}}@media(max-width:560px){.grid{grid-template-columns:1fr}.content{padding:14px}.sidebar{padding:12px}.table{font-size:13px}}