:root{--bg: #0f1117;--surface: #1a1d27;--surface2: #242836;--border: #2e3348;--text: #e4e6f0;--text-dim: #8b8fa3;--accent: #6c5ce7;--accent-hover: #7f71ed;--green: #00b894;--red: #e74c3c;--yellow: #fdcb6e;--blue: #0984e3}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:1rem}.login-box{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:2.5rem;width:100%;max-width:400px;text-align:center}.login-box h1{font-size:1.6rem;margin-bottom:.3rem}.login-box p{color:var(--text-dim);font-size:.85rem;margin-bottom:1.5rem}.login-box input{width:100%;padding:.75rem 1rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-size:.95rem;margin-bottom:1rem;outline:none}.login-box input:focus{border-color:var(--accent)}.login-box button{width:100%;padding:.75rem;border:none;border-radius:8px;background:var(--accent);color:#fff;font-size:1rem;font-weight:600;cursor:pointer}.login-box button:hover{background:var(--accent-hover)}.login-error{color:var(--red);font-size:.85rem;margin-top:.5rem}.admin-layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);padding:1.5rem 0;display:flex;flex-direction:column}.sidebar .logo{padding:0 1.2rem 1.5rem;font-size:1.2rem;font-weight:700;border-bottom:1px solid var(--border);margin-bottom:1rem}.sidebar nav a{display:block;padding:.7rem 1.2rem;color:var(--text-dim);text-decoration:none;font-size:.9rem;transition:all .15s}.sidebar nav a:hover,.sidebar nav a.active{color:var(--text);background:var(--surface2);border-left:3px solid var(--accent)}.sidebar .logout-btn{margin-top:auto;padding:.7rem 1.2rem;color:var(--red);cursor:pointer;font-size:.85rem;border:none;background:none;text-align:left}.main-content{flex:1;padding:2rem;overflow-y:auto}.main-content h2{font-size:1.4rem;margin-bottom:1.5rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1.2rem}.stat-card .label{font-size:.78rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px}.stat-card .value{font-size:1.6rem;font-weight:700;margin-top:.3rem}.stat-card .value.green{color:var(--green)}.stat-card .value.red{color:var(--red)}.stat-card .value.blue{color:var(--blue)}.stat-card .value.yellow{color:var(--yellow)}.data-table{width:100%;border-collapse:collapse;background:var(--surface);border-radius:12px;overflow:hidden;border:1px solid var(--border)}.data-table th{background:var(--surface2);padding:.8rem 1rem;text-align:left;font-size:.8rem;color:var(--text-dim);text-transform:uppercase}.data-table td{padding:.75rem 1rem;border-top:1px solid var(--border);font-size:.9rem}.data-table tr:hover td{background:var(--surface2)}.btn{padding:.4rem .9rem;border:none;border-radius:6px;font-size:.8rem;font-weight:600;cursor:pointer;transition:opacity .15s}.btn:hover{opacity:.85}.btn-green{background:var(--green);color:#fff}.btn-red{background:var(--red);color:#fff}.btn-blue{background:var(--blue);color:#fff}.btn-yellow{background:var(--yellow);color:#000}.badge{display:inline-block;padding:.2rem .6rem;border-radius:20px;font-size:.75rem;font-weight:600}.badge-green{background:#00b89426;color:var(--green)}.badge-red{background:#e74c3c26;color:var(--red)}.badge-yellow{background:#fdcb6e26;color:var(--yellow)}.loading{text-align:center;padding:3rem;color:var(--text-dim)}.error-msg{background:#e74c3c1a;border:1px solid var(--red);color:var(--red);padding:1rem;border-radius:8px;margin-bottom:1rem}.section-title{font-size:1.1rem;margin:2rem 0 1rem;color:var(--text-dim)}@media (max-width: 768px){.sidebar{width:60px}.sidebar .logo{font-size:1rem;padding:0 .5rem 1rem}.sidebar nav a{padding:.7rem .5rem;font-size:.75rem}.main-content{padding:1rem}.stats-grid{grid-template-columns:1fr 1fr}}