.sidebar{width:var(--sidebar-w);background:var(--bg-surface);border-right:1px solid var(--border);position:fixed;top:0;left:0;bottom:0;display:flex;flex-direction:column;z-index:100;overflow-y:auto}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:24px 20px 20px}.brand-icon{font-size:1.8rem;filter:drop-shadow(0 0 8px rgba(201,168,76,.3))}.brand-name{font-family:var(--font-display);font-size:1.3rem;font-weight:700;color:var(--gold-light);line-height:1}.brand-sub{font-size:.7rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-top:2px}.sidebar-divider{height:1px;background:var(--border);margin:0 16px}.sidebar-nav{padding:16px 10px;flex:1}.nav-section-label{font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--text-dim);padding:0 10px;margin-bottom:8px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-md);text-decoration:none;color:var(--text-muted);font-size:.88rem;font-weight:400;transition:all .18s;margin-bottom:2px;position:relative;overflow:hidden}.nav-item:hover{background:var(--bg-hover);color:var(--text-secondary)}.nav-item.active{background:#c9a84c1a;color:var(--gold-light);font-weight:500}.nav-item.active:before{content:"";position:absolute;left:0;top:20%;bottom:20%;width:2px;background:var(--gold);border-radius:0 2px 2px 0}.nav-icon{font-size:1rem;width:20px;text-align:center}.nav-label{flex:1}.sidebar-footer{padding-bottom:16px}.sidebar-meta{display:flex;align-items:center;gap:8px;padding:12px 20px 0;font-size:.75rem;color:var(--text-muted)}.dot{width:6px;height:6px;border-radius:50%}.dot-green{background:#4a7c59;box-shadow:0 0 6px #4a7c59}.card-title{font-family:var(--font-display);font-size:1.1rem;font-weight:600;color:var(--text-primary)}.dashboard-bottom{display:grid;grid-template-columns:1fr 340px;gap:20px}.genre-list{display:flex;flex-direction:column;gap:12px}.genre-row{display:grid;grid-template-columns:130px 1fr 28px;align-items:center;gap:10px}.genre-name{font-size:.82rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.genre-bar-wrap{background:var(--bg-input);border-radius:99px;height:6px;overflow:hidden}.genre-bar{height:100%;background:linear-gradient(90deg,var(--gold-dim),var(--gold));border-radius:99px;transition:width .6s ease}.genre-count{font-size:.8rem;font-weight:600;color:var(--gold);text-align:right}@media (max-width: 900px){.dashboard-bottom{grid-template-columns:1fr}}.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:18px}.book-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}.book-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-light)}.book-cover{height:130px;padding:16px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}.book-cover:before{content:"📖";position:absolute;top:10px;right:12px;font-size:2rem;opacity:.25}.book-cover-title{font-family:var(--font-display);font-size:.85rem;font-weight:700;color:#fffffff2;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book-cover-author{font-size:.72rem;color:#ffffffb3;margin-top:2px}.book-info{padding:12px 14px}.book-title{font-size:.87rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.book-author{font-size:.78rem;color:var(--text-muted);margin-bottom:8px}.book-meta{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}.book-actions{display:flex;gap:6px}.color-picker{display:flex;gap:8px;flex-wrap:wrap}.color-dot{width:28px;height:28px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform .15s,border-color .15s}.color-dot:hover{transform:scale(1.15)}.color-dot.selected{border-color:var(--gold-light);transform:scale(1.15);box-shadow:0 0 0 2px #c9a84c4d}.book-detail-cover{height:100px;border-radius:var(--radius-lg);padding:20px;font-family:var(--font-display);font-size:1.1rem;font-weight:700;color:#fffffff2;display:flex;flex-direction:column;justify-content:center}.detail-grid{display:flex;flex-direction:column;gap:10px}.detail-row{display:flex;gap:12px;align-items:baseline}.detail-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);min-width:70px}.detail-value{font-size:.87rem;color:var(--text-secondary)}:root{--bg-base: #0E0C0A;--bg-surface: #161210;--bg-card: #1E1A16;--bg-hover: #262018;--bg-input: #211D19;--border: #2E2820;--border-light: #3A3228;--gold: #C9A84C;--gold-light: #E3C97A;--gold-dim: #8A6E30;--rust: #B85C38;--sage: #4A7C59;--sapphire: #2E6B9E;--ivory: #F5EDD8;--cream: #E8D9BE;--parchment: #C4B49A;--text-primary: #F0E6D3;--text-secondary:#B8A98C;--text-muted: #7A6A54;--text-dim: #4A3D2E;--font-display: "Playfair Display", Georgia, serif;--font-body: "DM Sans", system-ui, sans-serif;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 20px;--shadow-sm: 0 1px 4px rgba(0,0,0,.4);--shadow-md: 0 4px 16px rgba(0,0,0,.5);--shadow-lg: 0 8px 32px rgba(0,0,0,.6);--shadow-gold: 0 0 24px rgba(201,168,76,.15);--sidebar-w: 260px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg-base);color:var(--text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-surface)}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:99px}::-webkit-scrollbar-thumb:hover{background:var(--gold-dim)}::selection{background:#c9a84c40;color:var(--gold-light)}.app-layout{display:flex;min-height:100vh}.main-content{flex:1;margin-left:var(--sidebar-w);min-height:100vh;overflow-x:hidden}.page-body{padding:32px 36px;max-width:1200px;animation:fadeUp .4s ease both}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.page-header{margin-bottom:32px}.page-header h1{font-family:var(--font-display);font-size:2rem;font-weight:700;color:var(--text-primary);line-height:1.2}.page-header p{color:var(--text-secondary);font-size:.9rem;margin-top:4px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);transition:border-color .2s,box-shadow .2s}.card:hover{border-color:var(--border-light);box-shadow:var(--shadow-md)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:32px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 22px;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--accent, var(--gold))}.stat-card .stat-icon{font-size:1.6rem;margin-bottom:8px;display:block}.stat-card .stat-value{font-family:var(--font-display);font-size:2rem;font-weight:700;color:var(--text-primary);line-height:1}.stat-card .stat-label{font-size:.78rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.08em;margin-top:4px}.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:var(--radius-md);font-family:var(--font-body);font-size:.85rem;font-weight:500;border:1px solid transparent;cursor:pointer;transition:all .18s;text-decoration:none;white-space:nowrap}.btn-primary{background:var(--gold);color:#1a1408;border-color:var(--gold)}.btn-primary:hover{background:var(--gold-light);border-color:var(--gold-light)}.btn-secondary{background:transparent;color:var(--text-secondary);border-color:var(--border-light)}.btn-secondary:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-light)}.btn-danger{background:transparent;color:#e07070;border-color:#e070704d}.btn-danger:hover{background:#e070701a;border-color:#e0707080}.btn-sm{padding:6px 12px;font-size:.8rem}.btn-icon{padding:8px;width:34px;height:34px;justify-content:center}.form-group{margin-bottom:18px}.form-label{display:block;font-size:.78rem;font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}.form-control{width:100%;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-body);font-size:.88rem;padding:10px 14px;outline:none;transition:border-color .18s,box-shadow .18s}.form-control:focus{border-color:var(--gold-dim);box-shadow:0 0 0 3px #c9a84c14}.form-control::placeholder{color:var(--text-dim)}select.form-control{cursor:pointer}select.form-control option{background:var(--bg-card)}textarea.form-control{min-height:90px;resize:vertical}.table-wrapper{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border)}table{width:100%;border-collapse:collapse}thead th{background:var(--bg-surface);color:var(--text-secondary);font-size:.75rem;font-weight:500;text-transform:uppercase;letter-spacing:.08em;padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}tbody tr{border-bottom:1px solid var(--border);transition:background .15s}tbody tr:last-child{border-bottom:none}tbody tr:hover{background:var(--bg-hover)}tbody td{padding:13px 16px;font-size:.88rem}.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:.72rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.badge-green{background:#4a7c5933;color:#7fba95;border:1px solid rgba(74,124,89,.3)}.badge-gold{background:#c9a84c26;color:var(--gold-light);border:1px solid rgba(201,168,76,.25)}.badge-red{background:#b85c3833;color:#e09070;border:1px solid rgba(184,92,56,.3)}.badge-blue{background:#2e6b9e33;color:#7bb4d8;border:1px solid rgba(46,107,158,.3)}.badge-muted{background:#5a504133;color:var(--text-secondary);border:1px solid var(--border)}.search-row{display:flex;gap:12px;margin-bottom:24px;align-items:center;flex-wrap:wrap}.search-wrapper{flex:1;min-width:220px;position:relative}.search-wrapper .search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:.95rem;pointer-events:none}.search-wrapper .form-control{padding-left:36px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#050403cc;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-xl);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:slideUp .25s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.modal-header{padding:24px 28px 0;display:flex;align-items:flex-start;justify-content:space-between}.modal-header h2{font-family:var(--font-display);font-size:1.4rem;font-weight:700}.modal-body{padding:20px 28px}.modal-footer{padding:0 28px 24px;display:flex;gap:10px;justify-content:flex-end}.btn-close{background:none;border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-muted);cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all .15s}.btn-close:hover{background:var(--bg-hover);color:var(--text-primary)}.empty-state{text-align:center;padding:64px 24px;color:var(--text-muted)}.empty-state .empty-icon{font-size:3rem;margin-bottom:12px;display:block;opacity:.5}.empty-state h3{font-family:var(--font-display);color:var(--text-secondary);margin-bottom:6px}.toast-container{position:fixed;bottom:28px;right:28px;z-index:2000;display:flex;flex-direction:column;gap:10px}.toast{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:14px 18px;color:var(--text-primary);font-size:.85rem;min-width:260px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-lg);animation:slideLeft .3s ease}@keyframes slideLeft{0%{opacity:0;transform:translate(32px)}to{opacity:1;transform:translate(0)}}.toast-success{border-left:3px solid #4A7C59}.toast-error{border-left:3px solid #B85C38}.toast-info{border-left:3px solid #2E6B9E}.loading-spinner{display:flex;align-items:center;justify-content:center;padding:64px;color:var(--text-muted)}.spinner{width:28px;height:28px;border:2px solid var(--border);border-top-color:var(--gold);border-radius:50%;animation:spin .8s linear infinite;margin-right:10px}@keyframes spin{to{transform:rotate(360deg)}}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.flex{display:flex}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-gap{display:flex;align-items:center;gap:10px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.text-muted{color:var(--text-muted);font-size:.82rem}.text-sm{font-size:.83rem}@media (max-width: 768px){:root{--sidebar-w: 0px}.main-content{margin-left:0}.page-body{padding:20px 16px}.grid-2,.grid-3{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(2,1fr)}}