:root{--bg: #0f1117;--surface: #181a20;--surface-hi: #23262f;--border: #2a2d38;--text: #e4e6ed;--muted: #8b8fa3;--primary: #6c5ce7;--primary-light: #a29bfe;--success: #00b894;--warning: #fdcb6e;--danger: #d63031;--accent: #0984e3;--radius: 10px;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.admin-layout{display:flex;height:100vh}.sidebar{width:240px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:20px 20px 16px;border-bottom:1px solid var(--border)}.sidebar-header h1{font-size:18px;font-weight:900;letter-spacing:-.4px}.sidebar-header p{font-size:11px;color:var(--muted);margin-top:2px}.sidebar-nav{flex:1;padding:12px 10px;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.sidebar-nav a{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius);text-decoration:none;color:var(--muted);font-size:13px;font-weight:600;transition:all .15s}.sidebar-nav a:hover{background:var(--surface-hi);color:var(--text)}.sidebar-nav a.active{background:var(--primary);color:#fff}.sidebar-nav .nav-icon{font-size:16px;width:22px;text-align:center}.main-content{flex:1;overflow-y:auto;padding:28px 32px}.main-content>h2{font-size:22px;font-weight:800;margin-bottom:20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.card-grid{display:grid;gap:14px}.card-grid.cols-2{grid-template-columns:repeat(2,1fr)}.card-grid.cols-3{grid-template-columns:repeat(3,1fr)}.card-grid.cols-4{grid-template-columns:repeat(4,1fr)}.stat-card{display:flex;gap:14px;align-items:center}.stat-icon{width:46px;height:46px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}.stat-value{font-size:24px;font-weight:900;line-height:1}.stat-label{font-size:11px;color:var(--muted);font-weight:700;margin-top:3px;text-transform:uppercase;letter-spacing:.5px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;padding:10px 14px;font-size:10px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);border-bottom:1px solid var(--border);font-weight:700}td{padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:middle}tr:hover td{background:var(--surface-hi)}.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:11px;font-weight:700;background:var(--surface-hi);color:var(--muted)}.badge.primary{background:#6c5ce720;color:var(--primary-light)}.badge.success{background:#00b89420;color:var(--success)}.badge.warning{background:#fdcb6e20;color:var(--warning)}.badge.danger{background:#d6303120;color:var(--danger)}.badge.info{background:#0984e320;color:var(--accent)}.input{width:100%;padding:10px 14px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface-hi);color:var(--text);font-size:13px;font-family:var(--font);outline:none;transition:border-color .15s}.input:focus{border-color:var(--primary)}.input::placeholder{color:var(--muted)}.btn{padding:8px 18px;border-radius:var(--radius);border:none;font-family:var(--font);font-size:13px;font-weight:700;cursor:pointer;transition:all .15s}.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-light)}.btn.ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}.btn.ghost:hover{color:var(--text);border-color:var(--text)}.btn.sm{padding:5px 12px;font-size:11px}.loading{display:flex;align-items:center;justify-content:center;padding:60px 0;gap:10px;color:var(--muted)}.spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.activity-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);align-items:flex-start}.activity-dot{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}.activity-desc{font-size:13px;font-weight:600}.activity-time{font-size:11px;color:var(--muted);margin-top:2px}.login-page{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:40px 36px;width:380px;text-align:center}.login-card h1{font-size:24px;font-weight:900;margin-bottom:6px}.login-card p{color:var(--muted);font-size:13px;margin-bottom:24px}.login-card .input{margin-bottom:14px}.login-card .btn{width:100%}.login-card .error{color:var(--danger);font-size:12px;margin-bottom:10px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:12px}.page-header h2{font-size:22px;font-weight:800;margin:0}.chart-container{width:100%;height:280px}.tab-filters{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}.tab-filters button{padding:6px 14px;border-radius:20px;border:1px solid var(--border);background:transparent;color:var(--muted);font-size:12px;font-weight:700;cursor:pointer;transition:all .15s}.tab-filters button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.tab-filters button:hover:not(.active){border-color:var(--text);color:var(--text)}@media(max-width:900px){.sidebar{width:60px}.sidebar-header h1,.sidebar-header p,.sidebar-nav a span.nav-label{display:none}.sidebar-nav a{justify-content:center;padding:10px}.card-grid.cols-4,.card-grid.cols-3{grid-template-columns:repeat(2,1fr)}}