:root{--bg: #0f0f0f;--surface: #1a1a1a;--surface2: #242424;--border: #2e2e2e;--text: #e8e8e8;--text-muted: #888;--primary: #3b82f6;--primary-dark: #2563eb;--green: #22c55e;--yellow: #eab308;--red: #ef4444;--radius: 10px;--sidebar-w: 220px;--bottom-nav-h: 64px}*,*:before,*:after{box-sizing:border-box}body{margin:0}.app{display:flex;min-height:100vh;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.main-content{flex:1;margin-left:var(--sidebar-w);padding:28px 32px;overflow-x:hidden;min-width:0}.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 0;z-index:100}.sidebar-logo{padding:0 18px 20px;font-size:15px;font-weight:700;border-bottom:1px solid var(--border);color:var(--primary)}.sidebar-logo span{color:var(--text-muted);font-weight:400;font-size:12px;display:block;margin-top:3px}.sidebar-nav{flex:1;padding:12px 10px;display:flex;flex-direction:column;gap:4px}.nav-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:var(--text-muted);text-decoration:none;font-size:14px;transition:all .15s;white-space:nowrap}.nav-link:hover{background:var(--surface2);color:var(--text)}.nav-link.active{background:var(--primary);color:#fff}.nav-link .icon{font-size:18px;flex-shrink:0}.nav-link .label{overflow:hidden;text-overflow:ellipsis}.page-header{margin-bottom:24px}.page-header h1{font-size:22px;font-weight:700;color:var(--text);margin:0 0 4px}.page-header p{color:var(--text-muted);font-size:13px;margin:0}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px;margin-bottom:28px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 16px}.stat-card .label{font-size:12px;color:var(--text-muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.stat-card .value{font-size:28px;font-weight:700;color:var(--text);line-height:1}.stat-card .sub{font-size:12px;color:var(--text-muted);margin-top:6px}.charts-row{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-bottom:28px}.chart-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;min-width:0}.chart-card h3{font-size:14px;font-weight:600;margin:0 0 16px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.table-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.table-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border);gap:12px;flex-wrap:wrap}.table-header h3{font-size:14px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:0;white-space:nowrap}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}.search-input{background:var(--surface2);border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:6px;font-size:13px;outline:none;width:220px;max-width:100%}.search-input:focus{border-color:var(--primary)}table{width:100%;border-collapse:collapse;font-size:13px;min-width:500px}thead th{padding:10px 16px;text-align:left;color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border);background:var(--surface2);white-space:nowrap}tbody td{padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text)}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--surface2);cursor:pointer}.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;white-space:nowrap}.badge-green{background:#22c55e26;color:var(--green)}.badge-yellow{background:#eab30826;color:var(--yellow)}.badge-red{background:#ef444426;color:var(--red)}.badge-blue{background:#3b82f626;color:var(--primary)}.pagination{display:flex;align-items:center;justify-content:center;gap:8px;padding:16px;border-top:1px solid var(--border);flex-wrap:wrap}.btn{background:var(--surface2);border:1px solid var(--border);color:var(--text);padding:6px 14px;border-radius:6px;font-size:13px;cursor:pointer;transition:all .15s}.btn:hover:not(:disabled){background:var(--border)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.loading{display:flex;align-items:center;justify-content:center;height:200px;color:var(--text-muted);font-size:14px}.error-box{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:#fca5a5;padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:13px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.modal{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;width:100%;max-width:480px;max-height:85vh;overflow-y:auto}.modal-title{font-size:17px;font-weight:700;margin:0 0 16px;display:flex;justify-content:space-between;align-items:center}.modal-close{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:20px;padding:0;line-height:1}.modal-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--border);font-size:13px;gap:12px}.modal-row:last-child{border-bottom:none}.modal-row .key{color:var(--text-muted);white-space:nowrap}.modal-row .val{font-weight:600;text-align:right}.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-bottom:24px}.book-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;cursor:pointer;transition:all .15s}.book-card:hover{border-color:var(--primary);transform:translateY(-1px)}.book-card h3{font-size:15px;font-weight:600;margin:0 0 8px}.book-card .meta{font-size:12px;color:var(--text-muted)}.book-card .meta span{margin-right:12px}.bottom-nav{display:none}@media(max-width:1024px){:root{--sidebar-w: 180px}.main-content{padding:20px 24px}.charts-row{grid-template-columns:1fr}}@media(max-width:768px){.sidebar{display:none}.main-content{margin-left:0;padding:16px 14px calc(var(--bottom-nav-h) + 16px)}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:var(--bottom-nav-h);background:var(--surface);border-top:1px solid var(--border);z-index:100;align-items:stretch}.bottom-nav-link{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--text-muted);text-decoration:none;font-size:10px;padding:8px 4px;transition:color .15s,background .15s;border-radius:0}.bottom-nav-link:hover{background:var(--surface2);color:var(--text)}.bottom-nav-link.active{color:var(--primary)}.bottom-nav-link .icon{font-size:22px;line-height:1}.bottom-nav-link .label{font-size:10px;font-weight:500}.page-header{margin-bottom:16px}.page-header h1{font-size:18px}.stats-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:16px}.stat-card{padding:14px 12px}.stat-card .value{font-size:22px}.charts-row{grid-template-columns:1fr;gap:12px;margin-bottom:16px}.books-grid{grid-template-columns:1fr;gap:12px}.table-header{flex-direction:column;align-items:flex-start;padding:12px 14px;gap:10px}.search-input{width:100%}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}.modal-overlay{align-items:flex-end;padding:0}.modal{border-radius:16px 16px 0 0;max-width:100%;max-height:90vh;padding:20px 16px}}@media(max-width:400px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:8px}.stat-card .value{font-size:20px}.main-content{padding:12px 10px calc(var(--bottom-nav-h) + 12px)}}