.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--background);padding:1rem}.auth-card{background:var(--surface);border-radius:16px;box-shadow:0 20px 40px #0000004d;width:100%;max-width:420px;overflow:hidden;border:1px solid var(--border)}.auth-header{background:var(--primary);color:#fff;padding:2rem;text-align:center}.auth-logo{font-size:2rem;margin-bottom:.5rem}.auth-subtitle{opacity:.9;font-size:.9rem}.auth-form{padding:2rem;background:var(--surface)}.auth-form h2{margin-bottom:1.5rem;text-align:center;color:var(--text)}.auth-error{background:#ef444426;color:#f87171;padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.875rem;border:1px solid rgba(239,68,68,.3)}.auth-success{background:#22c55e26;color:#4ade80;padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.875rem;border:1px solid rgba(34,197,94,.3)}.auth-btn{width:100%;margin-top:1rem;padding:1rem}.auth-footer{text-align:center;margin-top:1.5rem;color:var(--text-secondary)}.auth-footer a{color:var(--primary);font-weight:500}.auth-footer a:hover{text-decoration:underline}.input-error{border-color:#ef4444!important;box-shadow:0 0 0 2px #ef444433}.field-error{display:block;color:#f87171;font-size:.8rem;margin-top:.4rem}.layout{display:flex;min-height:100vh}.mobile-header{display:none;position:fixed;top:0;left:0;right:0;height:60px;background:var(--surface);border-bottom:1px solid var(--border);padding:0 1rem;align-items:center;justify-content:space-between;z-index:40}.menu-btn{background:none;border:none;font-size:1.5rem;padding:.5rem;cursor:pointer;color:var(--text)}.mobile-logo{font-size:1.25rem;font-weight:700;color:var(--primary)}.mobile-header-spacer{width:40px}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:45}.close-sidebar-btn{display:none;position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:1.25rem;color:var(--text-secondary);cursor:pointer;padding:.25rem}.close-sidebar-btn:hover{color:var(--text)}.sidebar{width:var(--sidebar-width);background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;height:100vh;left:0;top:0;transition:transform .3s ease,background-color .3s,border-color .3s;z-index:50}.sidebar-header{padding:1.5rem;border-bottom:1px solid var(--border)}.logo{font-size:1.5rem;font-weight:700;color:var(--primary)}.logo-subtitle{font-size:.75rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.1em}.sidebar-nav{flex:1;padding:1rem;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;border-radius:8px;margin-bottom:.25rem;transition:all .2s;color:var(--text)}.nav-item:hover{background:var(--background)}.nav-item.active{background:var(--primary);color:#fff}.nav-icon{font-size:1.25rem}.sidebar-footer{padding:1rem;border-top:1px solid var(--border)}.user-info{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.user-avatar{width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600}.user-details{display:flex;flex-direction:column}.user-name{font-weight:500}.user-role{font-size:.75rem;color:var(--text-secondary)}.theme-toggle-btn{width:100%;padding:.75rem;background:var(--surface-hover);border:1px solid var(--border);border-radius:8px;color:var(--text);font-weight:500;transition:all .2s;margin-bottom:.5rem}.theme-toggle-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary)}.logout-btn{width:100%;padding:.75rem;background:none;border:1px solid var(--border);border-radius:8px;color:var(--danger);font-weight:500;transition:all .2s}.logout-btn:hover{background:#ef44441a;border-color:var(--danger)}.main-content{flex:1;margin-left:var(--sidebar-width);padding:2rem;min-height:100vh}@media (max-width: 768px){.mobile-header{display:flex}.sidebar-overlay,.close-sidebar-btn{display:block}.sidebar{transform:translate(-100%);width:280px}.sidebar.open{transform:translate(0)}.sidebar-header{position:relative}.main-content{margin-left:0;padding:1rem;padding-top:calc(60px + 1rem)}}@media (max-width: 480px){.main-content{padding:.75rem;padding-top:calc(60px + .75rem)}.sidebar{width:100%}}*{margin:0;padding:0;box-sizing:border-box}:root,[data-theme=light]{--primary: #4f46e5;--primary-dark: #4338ca;--secondary: #64748b;--success: #22c55e;--danger: #ef4444;--warning: #f59e0b;--background: #f1f5f9;--surface: #ffffff;--surface-hover: #f8fafc;--text: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--sidebar-width: 260px}[data-theme=dark]{--primary: #6366f1;--primary-dark: #4f46e5;--secondary: #94a3b8;--success: #22c55e;--danger: #ef4444;--warning: #f59e0b;--background: #0f172a;--surface: #1e293b;--surface-hover: #334155;--text: #f1f5f9;--text-secondary: #94a3b8;--border: #334155}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--background);color:var(--text);line-height:1.6;transition:background-color .3s,color .3s}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;font-family:inherit}input,select,textarea{font-family:inherit;font-size:1rem}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.card{background:var(--surface);border-radius:12px;box-shadow:0 1px 3px #0000001a;padding:1.5rem;transition:background-color .3s;border:1px solid var(--border)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:8px;font-weight:500;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--secondary);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover{background:var(--surface-hover)}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.btn-icon{padding:.5rem;border-radius:6px}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text)}.form-input{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:8px;transition:border-color .2s;background:var(--surface);color:var(--text)}.form-input:focus{outline:none;border-color:var(--primary)}.form-select{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:1rem;text-align:left;border-bottom:1px solid var(--border)}.table th{font-weight:600;color:var(--text-secondary);font-size:.875rem;text-transform:uppercase}.table tr:hover{background:var(--surface-hover)}.toast{position:fixed;bottom:1rem;right:1rem;padding:1rem 1.5rem;border-radius:8px;color:#fff;font-weight:500;animation:slideIn .3s ease;z-index:1000}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--surface);border-radius:12px;padding:1.5rem;width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.modal-title{font-size:1.25rem;font-weight:600}.modal-close{background:none;font-size:1.5rem;color:var(--text-secondary)}.grid{display:grid;gap:1.5rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width: 768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.page-title{font-size:1.5rem;font-weight:600}.thumbnail{width:50px;height:70px;object-fit:cover;border-radius:4px}.badge{display:inline-block;padding:.25rem .75rem;border-radius:999px;font-size:.75rem;font-weight:500}.badge-admin{background:#fef3c7;color:#92400e}.badge-user{background:#e0e7ff;color:#3730a3}.actions{display:flex;gap:.5rem}.empty-state{text-align:center;padding:3rem;color:var(--text-secondary)}