:root{--primary: #6366f1;--primary-light: #eef2ff;--primary-dark: #4f46e5;--bg: #f8fafc;--sidebar-bg: #0f172a;--sidebar-hover: #1e293b;--sidebar-active: #6366f1;--white: #ffffff;--border: #e2e8f0;--text: #0f172a;--text-muted: #64748b;--green: #059669;--green-light: #d1fae5;--yellow: #d97706;--yellow-light: #fef3c7;--red: #dc2626;--red-light: #fee2e2;--shadow-sm: 0 1px 3px rgba(0,0,0,.06);--shadow-md: 0 4px 12px rgba(0,0,0,.08);--radius: 8px;--radius-lg: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:240px;background:var(--sidebar-bg);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.admin-main{margin-left:240px;flex:1;min-height:100vh;overflow-y:auto}.sidebar-header{padding:20px 16px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-brand{display:flex;align-items:center;gap:10px}.sidebar-brand-icon{width:36px;height:36px;background:var(--primary);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px}.sidebar-brand-text{font-size:16px;font-weight:700;letter-spacing:-.3px}.sidebar-brand-sub{font-size:11px;color:#64748b;margin-top:1px}.sidebar-nav{flex:1;padding:12px 8px;overflow-y:auto}.nav-section-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:#475569;padding:16px 12px 6px}.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius);color:#94a3b8;text-decoration:none;font-size:13px;font-weight:500;transition:all .15s;margin-bottom:2px}.nav-link:hover{background:var(--sidebar-hover);color:#e2e8f0}.nav-link.active{background:var(--sidebar-active);color:#fff}.nav-link i{width:18px;text-align:center;font-size:13px}.sidebar-footer{padding:12px 16px;border-top:1px solid rgba(255,255,255,.08)}.sidebar-user{display:flex;align-items:center;gap:10px}.sidebar-avatar{width:32px;height:32px;background:var(--primary);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}.sidebar-user-name{font-size:13px;font-weight:500}.sidebar-user-role{font-size:11px;color:#64748b}.sidebar-logout{background:none;border:none;color:#64748b;cursor:pointer;padding:4px;font-size:14px;margin-left:auto;transition:color .15s}.sidebar-logout:hover{color:var(--red)}.page-header{padding:24px 32px 0}.page-title{font-size:22px;font-weight:700;letter-spacing:-.3px}.page-subtitle{font-size:13px;color:var(--text-muted);margin-top:2px}.page-body{padding:20px 32px 32px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px}.stat-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.stat-card-label{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.3px}.stat-card-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:14px}.stat-card-value{font-size:28px;font-weight:700;letter-spacing:-.5px}.stat-card-change{font-size:12px;margin-top:4px;display:flex;align-items:center;gap:4px}.stat-up{color:var(--green)}.stat-down{color:var(--red)}.data-table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.data-table th{text-align:left;padding:12px 16px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);background:#f8fafc;border-bottom:1px solid var(--border)}.data-table td{padding:12px 16px;font-size:13px;border-bottom:1px solid #f1f5f9}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#f8fafc}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:12px;font-size:11px;font-weight:600}.badge-active{background:var(--green-light);color:var(--green)}.badge-trial{background:var(--yellow-light);color:var(--yellow)}.badge-suspended{background:var(--red-light);color:var(--red)}.badge-inactive{background:#f1f5f9;color:#64748b}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;border:none;font-family:inherit;transition:all .15s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--white);color:var(--text-muted);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg);color:var(--text)}.btn-danger{background:var(--red-light);color:var(--red)}.btn-danger:hover{background:#fecaca}.btn-sm{padding:5px 10px;font-size:12px}.search-bar{display:flex;align-items:center;gap:8px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;max-width:320px}.search-bar i{color:var(--text-muted);font-size:13px}.search-bar input{border:none;outline:none;font-size:13px;font-family:inherit;flex:1;background:none}.chart-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px}.chart-card-title{font-size:14px;font-weight:600;margin-bottom:16px}.charts-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.modal-overlay{position:fixed;inset:0;background:#00000073;z-index:500;display:flex;align-items:center;justify-content:center;animation:fadeIn .15s ease}.modal-box{background:var(--white);border-radius:14px;max-width:95vw;max-height:90vh;overflow-y:auto;box-shadow:0 8px 32px #0000002e;animation:slideUp .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}.toast{position:fixed;bottom:24px;right:24px;z-index:600;padding:12px 20px;border-radius:10px;font-size:13px;font-weight:500;box-shadow:0 4px 16px #00000026;animation:slideUp .2s ease}.toast-success{background:var(--green);color:#fff}.toast-error{background:var(--red);color:#fff}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--sidebar-bg)}.login-card{background:var(--white);border-radius:16px;padding:40px;width:400px;max-width:95vw;box-shadow:var(--shadow-md)}.login-logo{text-align:center;margin-bottom:32px}.login-logo-icon{width:56px;height:56px;background:var(--primary);border-radius:14px;display:inline-flex;align-items:center;justify-content:center;font-size:24px;color:#fff;margin-bottom:12px}.login-logo h1{font-size:22px;font-weight:700}.login-logo p{font-size:13px;color:var(--text-muted);margin-top:4px}.login-form{display:flex;flex-direction:column;gap:16px}.login-field label{display:block;font-size:12px;font-weight:600;color:#555;margin-bottom:6px}.login-field input{width:100%;padding:10px 12px;border:1.5px solid var(--border);border-radius:var(--radius);font-size:14px;font-family:inherit}.login-field input:focus{outline:none;border-color:var(--primary)}.login-btn{width:100%;padding:12px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:background .15s}.login-btn:hover{background:var(--primary-dark)}.login-btn:disabled{opacity:.6;cursor:not-allowed}.login-error{background:var(--red-light);color:var(--red);padding:10px 14px;border-radius:var(--radius);font-size:13px;text-align:center}