:root{--bg-primary: #0f1117;--bg-secondary: #1a1d27;--bg-card: #1e2130;--bg-hover: #252838;--border: #2a2d3a;--text-primary: #f0f0f5;--text-secondary: #9ca3af;--text-muted: #6b7280;--accent: #e30613;--accent-hover: #c70511;--accent-soft: rgba(227, 6, 19, .12);--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--info: #3b82f6;--radius: 10px;--radius-sm: 6px;--radius-lg: 14px;--shadow: 0 4px 24px rgba(0, 0, 0, .25);--transition: .2s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--accent-hover)}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:50}.admin-sidebar-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}.admin-sidebar-brand{font-size:18px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.admin-sidebar-badge{background:var(--accent-soft);color:var(--accent);padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.admin-sidebar-nav{flex:1;padding:12px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}.admin-sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;transition:all var(--transition)}.admin-sidebar-link:hover{background:var(--bg-hover);color:var(--text-primary)}.admin-sidebar-link.active{background:var(--accent-soft);color:var(--accent);font-weight:600}.admin-sidebar-link svg,.admin-sidebar-link .icon{width:18px;height:18px;flex-shrink:0}.admin-sidebar-footer{padding:16px;border-top:1px solid var(--border)}.admin-user-info{display:flex;align-items:center;gap:10px;padding:8px;border-radius:var(--radius-sm)}.admin-user-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}.admin-user-name{font-size:13px;font-weight:600;color:var(--text-primary)}.admin-user-email{font-size:11px;color:var(--text-muted)}.admin-main{flex:1;margin-left:260px;padding:32px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.page-title{font-size:26px;font-weight:700;letter-spacing:-.025em}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:border-color var(--transition),box-shadow var(--transition)}.card:hover{border-color:var(--accent);box-shadow:var(--shadow)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:32px}.stat-card{text-align:center}.stat-value{font-size:36px;font-weight:800;background:linear-gradient(135deg,var(--accent),#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.1}.stat-label{font-size:13px;color:var(--text-secondary);margin-top:4px;text-transform:uppercase;letter-spacing:.05em;font-weight:600}.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;border:none;cursor:pointer;transition:all var(--transition);text-decoration:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px #e306134d}.btn-secondary{background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--text-muted)}.btn-danger{background:#ef44441f;color:var(--danger);border:1px solid rgba(239,68,68,.25)}.btn-danger:hover{background:var(--danger);color:#fff}.btn-sm{padding:6px 12px;font-size:12px}.table-wrapper{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius)}table{width:100%;border-collapse:collapse}th{background:var(--bg-secondary);padding:12px 16px;text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);border-bottom:1px solid var(--border)}td{padding:12px 16px;font-size:14px;border-bottom:1px solid var(--border);color:var(--text-secondary)}tr:hover td{background:var(--bg-hover)}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:.02em}.badge-success{background:#10b9811f;color:var(--success)}.badge-warning{background:#f59e0b1f;color:var(--warning)}.badge-danger{background:#ef44441f;color:var(--danger)}.badge-info{background:#3b82f61f;color:var(--info)}.form-group{margin-bottom:18px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:inherit;transition:border-color var(--transition)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.form-textarea{min-height:100px;resize:vertical}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary)}.login-card{width:100%;max-width:400px;padding:40px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg)}.login-title{font-size:24px;font-weight:700;text-align:center;margin-bottom:8px}.login-subtitle{font-size:14px;color:var(--text-muted);text-align:center;margin-bottom:28px}.error-message{background:#ef444414;border:1px solid rgba(239,68,68,.2);color:var(--danger);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px}.loading-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state p{font-size:15px;margin-bottom:20px}@media(max-width:768px){.admin-sidebar{width:100%;position:relative;height:auto;min-height:auto}.admin-main{margin-left:0;padding:20px}.stats-grid{grid-template-columns:1fr 1fr}}