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var(--space-2);scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch}.category-scroll::-webkit-scrollbar{display:none}.category-chip{flex-shrink:0;padding:7px 16px;border-radius:var(--radius-full);font-size:13px;font-weight:500;cursor:pointer;border:1.5px solid var(--border);background:#fff;color:var(--text-secondary);transition:var(--transition-base);white-space:nowrap;-webkit-user-select:none;user-select:none;box-shadow:var(--shadow-card)}.category-chip:hover{border-color:var(--primary-light);color:var(--primary);background:var(--primary-bg)}.category-chip:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.category-chip.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 2px 8px 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var(--radius-md) 0 0;overflow:hidden;background:linear-gradient(135deg,#f5f3ff,#ede9fe);position:relative}.book-cover-badge{position:absolute;top:7px;right:7px;padding:3px 7px;border-radius:var(--radius-sm);font-size:10px;font-weight:700;letter-spacing:.3px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:2;line-height:1.4}.book-cover-badge.badge-reading{background:#f59e0beb;color:#fff}.book-cover-badge.badge-paused{background:#d48806eb;color:#fff}.book-cover-badge.badge-completed{background:#10b981eb;color:#fff}.book-cover-badge.badge-unread{background:#6b7280bf;color:#fff}.book-cover-rating{position:absolute;bottom:7px;left:7px;display:flex;align-items:center;gap:3px;padding:3px 7px;border-radius:var(--radius-sm);background:#000000a6;color:#f59e0b;font-size:12px;font-weight:600;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:2}.book-info{padding:12px 14px 14px}.book-title-row{display:flex;align-items:center;gap:5px;margin-bottom:4px}.book-title-row .book-title{margin:0;flex:1;min-width:0}.book-status-badge{flex-shrink:0;border-radius:6px;border:1px solid;padding:1px 6px;font-size:10px;font-weight:700;white-space:nowrap;line-height:17px;letter-spacing:.3px}.book-title{font-size:15px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px;line-height:1.4}.book-author{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:8px}.book-meta{display:flex;justify-content:space-between;align-items:center;font-size:12px}.book-cat-tag{display:inline-block;margin-top:6px;padding:3px 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ease;min-width:2px}.book-cover{width:100%;height:195px;object-fit:cover;background:linear-gradient(135deg,#eef2ff,#e0e7ff)}.book-detail-cover{width:120px;height:165px;object-fit:cover;border-radius:var(--radius-md);box-shadow:var(--shadow-md);flex-shrink:0}.book-detail-header{display:flex;gap:20px;align-items:flex-start;margin-bottom:20px}.book-detail-info h1{font-size:20px;font-weight:700;margin-bottom:8px;line-height:1.4}.book-detail-meta{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.tabs{display:flex;gap:0;border-bottom:2px solid var(--border-light);margin-bottom:20px}.tab{padding:10px 20px;border:none;background:none;font-size:14px;font-family:inherit;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;font-weight:500;transition:all .2s}.tab:hover{color:var(--primary)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.borrow-card{background:var(--card);border-radius:var(--radius-md);padding:16px;margin-bottom:12px;display:flex;gap:16px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light);transition:box-shadow 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var(--border-light)}.member-stat-row:last-child{border-bottom:none}.member-avatar{width:44px;height:44px;border-radius:50%;background:var(--primary-bg);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;color:var(--primary);font-weight:700}.member-stat-info{flex:1;min-width:0}.member-stat-name{font-size:14px;font-weight:600;color:var(--text-primary)}.member-stat-sub{font-size:12px;color:var(--text-muted)}.progress-bar-wrap{flex:1;height:8px;background:var(--border-light);border-radius:var(--radius-full);overflow:hidden;min-width:80px}.progress-bar{height:100%;border-radius:var(--radius-full);transition:width .5s ease;background:linear-gradient(90deg,var(--primary-light, #a395f5),var(--primary, #7c6af0))}.progress-count{font-size:14px;font-weight:700;color:var(--primary);min-width:30px;text-align:right}.stat-month-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(60px,1fr));gap:8px;margin-top:12px}.stat-month-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 4px;border-radius:var(--radius-sm);background:var(--primary-bg)}.stat-month-bar-wrap{width:100%;height:60px;display:flex;align-items:flex-end}.stat-month-bar{width:100%;background:linear-gradient(to top,var(--primary-dark),var(--primary-light));border-radius:var(--radius-xs);min-height:4px;transition:height .5s ease}.stat-month-label{font-size:11px;color:var(--text-muted)}.stat-month-val{font-size:13px;font-weight:700;color:var(--primary)}.member-card{background:var(--card);border-radius:var(--radius-md);padding:18px 20px;display:flex;align-items:center;gap:16px;border:1px solid var(--border-light);margin-bottom:12px;box-shadow:var(--shadow-xs);transition:box-shadow .2s}.member-card:hover{box-shadow:var(--shadow-sm)}.member-card-avatar{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--primary-light),var(--primary-dark));display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#fff;flex-shrink:0;text-transform:uppercase}.member-card-info{flex:1;min-width:0}.member-card-name{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:3px}.member-card-sub{font-size:13px;color:var(--text-muted)}.member-card-actions{display:flex;gap:8px;flex-shrink:0}.profile-hero{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;padding:32px 20px;border-radius:var(--radius-lg);text-align:center;margin-bottom:16px}.profile-avatar-wrap{width:80px;height:80px;border-radius:50%;background:#fff3;display:flex;align-items:center;justify-content:center;font-size:36px;margin:0 auto 12px;border:3px solid rgba(255,255,255,.4);font-weight:700;color:#fff}.profile-name{font-size:20px;font-weight:700;margin-bottom:4px}.profile-role{font-size:13px;opacity:.8}.profile-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.2)}.profile-stat-item{text-align:center}.profile-stat-num{font-size:26px;font-weight:800;display:block}.profile-stat-label{font-size:12px;opacity:.8}.info-item{display:flex;align-items:center;padding:13px 0;border-bottom:1px solid var(--border-light);font-size:14px}.info-item:last-child{border-bottom:none}.info-label{color:var(--text-muted);min-width:80px;flex-shrink:0}.info-value{color:var(--text-primary);flex:1;font-weight:500}.book-form-layout{display:grid;grid-template-columns:1fr 280px;gap:20px;align-items:start}.book-cover-preview{background:linear-gradient(135deg,#f0eeff,#e8e6ff);border-radius:var(--radius-md);overflow:hidden;border:1.5px dashed var(--primary-light);display:flex;align-items:center;justify-content:center;flex-direction:column;color:var(--primary-light);font-size:13px;gap:8px;padding:16px;text-align:center;min-height:200px}.book-cover-preview img{width:100%;border-radius:var(--radius-sm);display:block}.scan-area{background:var(--primary-bg);border:1.5px dashed var(--primary-light);border-radius:var(--radius-md);padding:16px;margin-bottom:20px}.scan-area label{font-size:13px;font-weight:600;color:var(--primary);display:block;margin-bottom:8px}.scan-input-row{display:flex;gap:8px;align-items:center}.scan-input{flex:1;padding:10px 14px;border:1.5px solid var(--primary-light);border-radius:var(--radius-sm);font-size:14px;background:#fff;font-family:inherit}.scan-status{font-size:13px;padding:9px 14px;border-radius:var(--radius-sm);margin-top:10px}.scan-status.success{background:#f6ffed;border:1px solid #b7eb8f;color:#52c41a}.scan-status.warn{background:#fffbe6;border:1px solid #ffe58f;color:#d48806}.scan-status.info{background:#e6f7ff;border:1px solid #91d5ff;color:#1890ff}.add-book-modal{max-width:560px!important}.scan-icon-wrap{text-align:center;margin-bottom:20px}.scan-icon{font-size:48px;margin-bottom:10px;line-height:1}.scan-hint{color:var(--text-muted);font-size:14px;line-height:1.7;margin:0}.scan-input-row{display:flex;gap:8px;align-items:center;margin-bottom:4px}.scan-input{flex:1;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;background:#fff;transition:border-color .2s}.scan-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #7c6af01f}.book-form-top{display:flex;gap:16px;margin-bottom:14px;align-items:flex-start}.book-cover-preview{width:110px;height:154px;flex-shrink:0;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border-light);background:var(--bg)}.book-cover-preview img{width:100%;height:100%;object-fit:cover}.cover-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--text-muted);background:linear-gradient(135deg,#f0eeff,#ffe8f0)}.book-form-main{flex:1;min-width:0}.auto-tag{font-size:11px;padding:2px 8px;background:#e6f4ff;color:#1677ff;border-radius:var(--radius-full);font-weight:400;margin-left:8px}.required{color:var(--danger)}.book-detail-modal{max-width:480px!important}.book-detail-top{display:flex;gap:16px;margin-bottom:14px;align-items:flex-start}.detail-cover{width:80px;height:110px;object-fit:cover;border-radius:var(--radius-sm);flex-shrink:0;border:1px solid var(--border-light);box-shadow:var(--shadow-sm)}.detail-info{flex:1;min-width:0}.detail-info h2{font-size:17px;font-weight:700;margin-bottom:6px;line-height:1.4}.detail-author{font-size:14px;color:var(--text-secondary);margin-bottom:6px}.detail-meta{font-size:13px;color:var(--text-muted);margin-top:4px}.detail-desc{font-size:13px;color:var(--text-secondary);line-height:1.7;padding:12px 0;border-top:1px solid var(--border-light);margin-bottom:4px}.btn-add-book{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius-sm);background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:all .2s;box-shadow:0 2px 8px #7c6af040}.btn-add-book:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 14px #7c6af052}.book-cover-wrap{width:100%;aspect-ratio:3/4;border-radius:var(--radius-sm) var(--radius-sm) 0 0;overflow:hidden;background:linear-gradient(135deg,#f0eeff,#ffe8f0);position:relative}.book-cover-wrap img{width:100%;height:100%;object-fit:cover;display:block}.book-cover-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:700;color:var(--primary-light)}.book-cat-tag{display:inline-block;margin-top:4px;padding:2px 8px;border-radius:var(--radius-full);background:var(--primary-bg);color:var(--primary);font-size:11px;font-weight:500}.toast-success{position:fixed;top:76px;left:50%;transform:translate(-50%);background:#52c41a;color:#fff;padding:10px 22px;border-radius:var(--radius-full);font-size:14px;font-weight:500;box-shadow:0 4px 16px #52c41a59;z-index:9999;animation:slideDown .3s ease}@keyframes slideDown{0%{top:60px;opacity:0}to{top:76px;opacity:1}}.reading-stats-bar{display:flex;align-items:center;justify-content:space-around;background:#fff;border-radius:var(--radius-md);padding:18px 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0}.reading-info{flex:1;min-width:0}.reading-title{font-size:15px;font-weight:700;margin-bottom:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reading-author{font-size:13px;color:var(--text-muted);margin-bottom:6px}.reading-actions{display:flex;gap:8px;margin-top:10px}.member-card-full{display:flex;gap:16px;background:#fff;border-radius:var(--radius-md);padding:18px;margin-bottom:14px;box-shadow:var(--shadow-xs);border:1px solid var(--border-light)}.member-card-avatar-wrap{flex-shrink:0}.member-card-avatar-large{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;overflow:hidden}.member-card-body{flex:1;min-width:0}.member-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:4px}.member-card-name{font-size:16px;font-weight:700}.member-read-stats{display:flex;gap:20px;margin-top:10px;padding:10px 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.modal-actions{justify-content:center;gap:12px;margin-top:24px}.category-badge{display:inline-block;padding:3px 11px;border-radius:var(--radius-full);font-size:12px;font-weight:500}@media (max-width: 768px){.admin-sidebar{transform:translate(-100%)}.admin-content{margin-left:0}.page-container{padding:16px}.form-row{grid-template-columns:1fr}.book-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}.book-form-layout{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.profile-stats{grid-template-columns:repeat(3,1fr)}.shelf-hero{padding:24px 20px 22px;margin-bottom:20px;min-height:auto;border-radius:var(--radius-lg)}.shelf-hero h1{font-size:22px;margin-bottom:6px}.shelf-hero p{font-size:13px;margin-bottom:16px}.shelf-search{flex-direction:column;gap:10px;max-width:100%}.shelf-search input{padding:12px 16px;font-size:15px;width:100%}.shelf-search button{padding:12px 20px;font-size:15px;width:100%}}@media (min-width: 769px){.app-bottom-nav{display:none}.app-content{padding-bottom:24px}.app-content-full{padding-bottom:0}.desktop-nav{display:flex;gap:8px;flex:1;justify-content:center;max-width:700px;margin:0 auto}.nav-link{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 20px;border-radius:var(--radius-full);color:var(--text-secondary);text-decoration:none;font-size:15px;font-weight:500;transition:all .2s;white-space:nowrap;min-width:100px}.nav-link svg{flex-shrink:0}.nav-link:hover{color:var(--primary);background:var(--primary-bg)}.nav-link.active{color:#fff;background:var(--primary);box-shadow:0 4px 12px #6366f159}.nav-link.active svg{stroke:#fff}.nav-link.super-admin-link{color:#f59e0b;background:linear-gradient(135deg,#fef3c7,#fde68a);border:1px solid #fbbf24;margin-left:8px}.nav-link.super-admin-link:hover{color:#d97706;background:linear-gradient(135deg,#fde68a,#fcd34d);box-shadow:0 4px 12px #f59e0b4d}.nav-link.super-admin-link.active{color:#fff;background:linear-gradient(135deg,#f59e0b,#d97706);border-color:#d97706;box-shadow:0 4px 12px #f59e0b66}.nav-link.super-admin-link.active svg{stroke:#fff}}@media (max-width: 768px){.desktop-nav{display:none}.app-header{padding:0 16px}}@media print{.admin-sidebar,.app-bottom-nav,.app-header,.admin-header{display:none}}.stat-icon-inline{font-size:22px;line-height:1;margin-bottom:10px;display:block;color:#ffffffe6!important}.stat-sub{font-size:11px;color:#ffffffb8;margin-top:4px}.stat-change{display:flex;align-items:center;gap:3px;margin-top:6px;font-size:11px;font-weight:500;color:#fffc;background:#0000001f;border-radius:20px;padding:2px 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var(--border-light)}.recent-book-cover{width:36px;height:50px;object-fit:cover;border-radius:var(--radius-xs);flex-shrink:0;box-shadow:var(--shadow-xs)}.recent-book-info{flex:1;min-width:0}.recent-book-title{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-primary)}.recent-book-meta{display:flex;align-items:center;flex-wrap:wrap;gap:3px;font-size:12px;color:var(--text-muted);margin-top:2px}.meta-dot{color:var(--border)}.recent-book-time{font-size:12px;color:var(--text-muted);flex-shrink:0;white-space:nowrap}.recent-book-tag{flex-shrink:0;font-size:11px!important}.profile-wechat-bound{color:var(--success);font-weight:600}.profile-wechat-bound:before{content:"✓ "}.profile-wechat-actions{display:flex;gap:10px;margin-top:12px}.profile-wechat-unbound{text-align:center;padding:16px 0}.profile-wechat-hint{color:var(--text-muted);font-size:14px;margin-bottom:14px;line-height:1.6}.btn-wechat{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:#07c160;color:#fff;border:none;padding:10px 28px;border-radius:var(--radius-sm);cursor:pointer;font-size:14px;font-weight:500;font-family:inherit;min-height:40px;transition:var(--transition-base)}.btn-wechat:hover{background:#06ad56}.btn-wechat:focus-visible{outline:2px solid #07C160;outline-offset:2px}.profile-menu{display:flex;flex-direction:column}.profile-menu-item{display:flex;align-items:center;gap:12px;padding:13px 0;background:none;border:none;border-bottom:1px solid var(--border-light);cursor:pointer;font-family:inherit;text-align:left;color:var(--text-primary);font-size:14px;font-weight:500;transition:color .15s;min-height:44px}.profile-menu-item:last-child{border-bottom:none}.profile-menu-item:hover{color:var(--primary)}.profile-menu-item:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;border-radius:var(--radius-xs)}.profile-menu-icon{font-size:18px;flex-shrink:0}.profile-menu-label{flex:1}.profile-menu-arrow{color:var(--text-muted);font-size:16px;line-height:1}.profile-logout,.profile-logout:hover{color:var(--danger)!important;border-bottom:none}.profile-logout .profile-menu-arrow{display:none}.breadcrumb{padding:12px 0;margin-bottom:8px}.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;list-style:none;margin:0;padding:0}.breadcrumb-item{display:flex;align-items:center}.breadcrumb-separator{color:var(--text-muted);margin:0 6px;flex-shrink:0}.breadcrumb-link{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:var(--text-secondary);text-decoration:none;padding:4px 6px;border-radius:var(--radius-xs);transition:all 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0;overflow-x:auto;-webkit-overflow-scrolling:touch}.breadcrumb-list{flex-wrap:nowrap;white-space:nowrap}.breadcrumb-link,.breadcrumb-current{padding:4px}.form-group .validation-icon{top:36px}}.toast-container{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:10px;max-width:400px;pointer-events:none}.toast{display:flex;align-items:center;gap:12px;padding:14px 16px;background:#fff;border-radius:8px;box-shadow:0 4px 12px #00000026;pointer-events:auto;animation:toast-slide-in .3s ease-out;min-width:300px;position:relative;overflow:hidden}.toast:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px}.toast-success{border-left:4px solid #52c41a}.toast-success:before{background:#52c41a}.toast-success .toast-icon{background:#f6ffed;color:#52c41a}.toast-error{border-left:4px solid #ff4d4f}.toast-error:before{background:#ff4d4f}.toast-error .toast-icon{background:#fff1f0;color:#ff4d4f}.toast-warning{border-left:4px solid 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768px){.toast-container{left:12px;right:12px;top:12px}.toast{min-width:auto;width:100%}}