:root{--bg: #0F0F14;--bg-card: #1A1A24;--bg-hover: #22222E;--primary: #D4849A;--primary-light: #F2C4CE;--primary-dark: #B5627A;--accent: #9CAF88;--text: #E8E6EF;--text-light: #9E96A6;--text-muted: #6B6572;--border: #2A2A38;--shadow: 0 4px 24px rgba(0,0,0,.3);--radius: 14px;--radius-sm: 10px;--success: #4CAF50;--warning: #FF9800;--danger: #EF5350;--info: #42A5F5}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;font-family:inherit}img{max-width:100%}.admin-layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-card);border-right:1px solid var(--border);padding:1.5rem 0;position:fixed;height:100vh;overflow-y:auto;display:flex;flex-direction:column}.sidebar-brand{font-size:1.4rem;font-weight:800;padding:0 1.5rem 1.5rem;color:var(--primary);border-bottom:1px solid var(--border)}.sidebar-brand span{font-size:.7rem;color:var(--text-muted);display:block;font-weight:400}.sidebar-nav{padding:1rem 0;flex:1}.sidebar-link{display:flex;align-items:center;gap:.75rem;padding:.75rem 1.5rem;color:var(--text-light);font-size:.9rem;font-weight:500;transition:all .2s;border-left:3px solid transparent}.sidebar-link:hover,.sidebar-link.active{background:var(--bg-hover);color:var(--primary-light);border-left-color:var(--primary)}.sidebar-link svg{font-size:1.2rem}.sidebar-logout{padding:1rem 1.5rem;border-top:1px solid var(--border)}.sidebar-logout button{width:100%;padding:.6rem;border-radius:var(--radius-sm);background:var(--bg-hover);color:var(--text-light);font-size:.85rem;transition:all .2s}.sidebar-logout button:hover{background:var(--danger);color:#fff}.main-content{flex:1;margin-left:260px;padding:2rem}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.page-header h1{font-size:1.6rem;font-weight:700}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:1.5rem;border:1px solid var(--border);transition:all .2s}.stat-card:hover{border-color:var(--primary);transform:translateY(-2px)}.stat-card-icon{font-size:2rem;margin-bottom:.5rem}.stat-card-value{font-size:1.8rem;font-weight:800}.stat-card-label{font-size:.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.table-card{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden}.table-card-header{padding:1.2rem 1.5rem;border-bottom:1px solid var(--border);font-weight:600;font-size:1rem}table{width:100%;border-collapse:collapse}th{text-align:left;padding:.75rem 1.5rem;font-size:.75rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);border-bottom:1px solid var(--border)}td{padding:.75rem 1.5rem;border-bottom:1px solid var(--border);font-size:.9rem}tr:hover{background:var(--bg-hover)}.btn{padding:.6rem 1.5rem;border-radius:var(--radius-sm);font-weight:600;font-size:.85rem;transition:all .2s;display:inline-flex;align-items:center;gap:.4rem}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-sm{padding:.4rem .8rem;font-size:.75rem}.btn-danger{background:var(--danger);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-light)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.form-group{margin-bottom:1.2rem}.form-group label{display:block;font-size:.8rem;font-weight:500;color:var(--text-light);margin-bottom:.4rem}.form-input{width:100%;padding:.7rem 1rem;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:.9rem;transition:all .2s}.form-input:focus{outline:none;border-color:var(--primary)}select.form-input{-webkit-appearance:none;-moz-appearance:none;appearance:none}textarea.form-input{min-height:100px;resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100;padding:2rem}.modal{background:var(--bg-card);border-radius:var(--radius);padding:2rem;width:100%;max-width:600px;max-height:85vh;overflow-y:auto;border:1px solid var(--border)}.modal h2{font-size:1.3rem;margin-bottom:1.5rem}.badge{padding:.25rem .6rem;border-radius:50px;font-size:.7rem;font-weight:600;text-transform:uppercase}.badge-success{background:#1b5e2033;color:#66bb6a}.badge-warning{background:#e6510033;color:#ffa726}.badge-info{background:#1565c033;color:#42a5f5}.badge-danger{background:#c6282833;color:#ef5350}.badge-purple{background:#6a1b9a33;color:#ab47bc}.admin-login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.admin-login-card{background:var(--bg-card);border-radius:var(--radius);padding:2.5rem;width:100%;max-width:400px;border:1px solid var(--border);box-shadow:var(--shadow)}.admin-login-card h1{font-size:1.5rem;text-align:center;margin-bottom:.5rem}.admin-login-card .sub{text-align:center;color:var(--text-muted);margin-bottom:2rem;font-size:.85rem}.chart-card{background:var(--bg-card);border-radius:var(--radius);padding:1.5rem;border:1px solid var(--border);margin-bottom:2rem}.chart-card h3{font-size:1rem;margin-bottom:1rem}@media (max-width: 768px){.sidebar{width:60px}.sidebar-brand,.sidebar-link span,.sidebar-logout{display:none}.sidebar-link{justify-content:center;padding:.75rem;border-left:none}.main-content{margin-left:60px;padding:1rem}.stats-grid{grid-template-columns:1fr 1fr}.form-row{grid-template-columns:1fr}}