@media (min-width: 769px){.header-actions[data-v-8f3e9954]{order:3}.tab-nav[data-v-8f3e9954]{order:2;margin-left:40px;margin-right:auto}.menu-toggle[data-v-8f3e9954]{display:none}}@media (max-width: 768px){.tab-nav[data-v-8f3e9954]{order:4}}:root{--color-stone-50: #fafaf9;--color-stone-100: #f5f5f4;--color-stone-200: #e7e5e4;--color-stone-300: #d6d3d1;--color-stone-400: #a8a29e;--color-stone-500: #78716c;--color-stone-700: #44403c;--color-stone-800: #292524;--color-stone-900: #1c1917;--color-amber-50: #fffbeb;--color-amber-100: #fef3c7;--color-amber-200: #fde68a;--color-amber-400: #fbbf24;--color-amber-500: #f59e0b;--color-amber-600: #d97706;--color-amber-700: #b45309;--color-amber-800: #92400e;--color-white: #ffffff;--color-danger: #dc2626;--color-success: #16a34a;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-6: 1.5rem;--radius-sm: 12px;--radius: 16px;--radius-lg: 24px;--font: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;--transition: .2s ease}:root{--bg: var(--color-stone-50);--bg-subtle: var(--color-stone-100);--card-bg: var(--color-white);--primary: var(--color-amber-600);--primary-hover: var(--color-amber-700);--primary-light: var(--color-amber-50);--primary-muted: var(--color-amber-100);--primary-subtle: var(--color-amber-200);--secondary: var(--color-amber-500);--text: var(--color-stone-900);--text-secondary: var(--color-stone-500);--text-muted: var(--color-stone-400);--border: var(--color-stone-200);--border-strong: var(--color-stone-300);--danger: var(--color-danger);--success: var(--color-success);--shadow-sm: 0 1px 2px rgb(28 25 23 / .04);--shadow: 0 4px 24px rgb(28 25 23 / .06), 0 1px 3px rgb(28 25 23 / .04);--shadow-lg: 0 12px 40px rgb(28 25 23 / .08)}:root{--header-bg: rgb(255 255 255 / .86);--header-border: var(--border);--btn-primary-bg: linear-gradient(135deg, var(--color-amber-600) 0%, var(--color-amber-700) 100%);--btn-primary-shadow: 0 4px 14px rgb(217 119 6 / .22);--gradient-brand: linear-gradient(135deg, var(--color-amber-600) 0%, var(--color-amber-700) 100%);--gradient-hero-dark: linear-gradient(135deg, var(--color-stone-900) 0%, var(--color-stone-800) 55%, var(--color-stone-700) 100%);--gradient-hero-amber: linear-gradient(135deg, var(--color-amber-800) 0%, var(--color-amber-600) 100%);--gradient-hero-warm: linear-gradient(135deg, var(--color-stone-800) 0%, #78350f 100%);--gradient-profile: linear-gradient(135deg, var(--color-stone-800) 0%, var(--color-amber-800) 100%);--gradient-avatar: linear-gradient(145deg, var(--color-amber-600), var(--color-amber-700));--surface-hover: var(--color-stone-100);--surface-muted: var(--color-stone-50)}*{margin:0;padding:0;box-sizing:border-box}html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:var(--font);color:var(--text);min-height:100vh;line-height:1.5;background:var(--bg);background-image:radial-gradient(ellipse 90% 60% at 50% -30%,rgb(251 191 36 / .07),transparent 70%),linear-gradient(180deg,var(--color-stone-50) 0%,var(--color-stone-100) 100%);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);padding-bottom:env(safe-area-inset-bottom)}.header{background:var(--header-bg);border-bottom:1px solid var(--header-border);padding:env(safe-area-inset-top) 24px 0;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.header-inner{max-width:1300px;margin:0 auto;display:flex;align-items:center;gap:8px;min-height:60px;width:100%}.header-actions{display:flex;align-items:center;gap:4px;margin-left:auto;flex-shrink:0}.logo{font-weight:700;font-size:1.2rem;color:var(--text);white-space:nowrap;flex-shrink:1;min-width:0;overflow:hidden;text-overflow:ellipsis;letter-spacing:-.02em}.logo-accent{color:var(--primary);font-weight:800}.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;border-radius:8px;transition:var(--transition)}.menu-toggle:hover{background:var(--primary-light)}.nav-dropdown-arrow{font-size:.65rem;margin-left:4px;transition:transform .2s;opacity:.6}.nav-group.mobile-expanded .nav-dropdown-arrow{transform:rotate(180deg)}.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:var(--transition)}.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-toggle.open span:nth-child(2){opacity:0}.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.tab-nav{display:flex;align-items:center;gap:0;margin-left:40px}.nav-group{position:relative}.nav-link{padding:18px 20px;cursor:pointer;font-size:.92rem;font-weight:500;background:transparent;color:var(--text-secondary);transition:color .2s,background .2s;white-space:nowrap;font-family:var(--font);text-decoration:none;display:inline-flex;align-items:center;border:none;border-bottom:2px solid transparent}.nav-link.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.nav-link:hover:not(.active){color:var(--text);background:transparent}.mega-panel{position:absolute;top:100%;left:50%;transform:translate(-50%) translateY(4px);background:var(--card-bg);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);padding:6px;min-width:420px;opacity:0;visibility:hidden;transition:opacity .2s,transform .2s;z-index:200;border:1px solid var(--border);display:grid;grid-template-columns:repeat(3,1fr);gap:2px}.mega-panel.show{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}.panel-item{display:flex;flex-direction:row;align-items:center;justify-content:flex-start;gap:5px;padding:6px 8px;border-radius:6px;text-decoration:none;color:var(--text-secondary);font-size:.72rem;font-weight:500;transition:var(--transition);white-space:normal;text-align:left;line-height:1.3}.panel-item:hover{background:var(--surface-hover);color:var(--text)}.panel-item.active{background:var(--primary-light);color:var(--primary-hover);font-weight:600}.panel-icon{font-size:.85rem;flex-shrink:0;width:16px;text-align:center;line-height:1}.panel-label{flex:1;min-width:0}.mobile-overlay{display:none}.tool-card-link{text-decoration:none;color:inherit;display:block}.tool-card-link:hover .card{transform:translateY(-2px);box-shadow:0 8px 24px #00000014}.main-container{max-width:1300px;margin:0 auto;padding:24px}.card{background:var(--card-bg);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow);margin-bottom:20px;border:1px solid var(--border)}.card-title{font-size:1.05rem;font-weight:600;margin-bottom:18px;display:flex;align-items:center;gap:10px;color:var(--text);border-bottom:1px solid var(--border);padding-bottom:14px}.card-title .icon-dot{width:8px;height:8px;border-radius:50%;background:var(--gradient-brand);flex-shrink:0;box-shadow:0 0 0 3px var(--primary-light)}.split-layout{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap}.split-left{flex:1 1 280px;min-width:200px;display:flex;flex-direction:column;gap:12px}.split-right{flex:1 1 340px;min-width:240px;display:flex;flex-direction:column;gap:12px;padding-top:0!important;margin-top:0!important}.upload-area{border:2px dashed var(--border-strong);border-radius:var(--radius);padding:20px 16px;text-align:center;cursor:pointer;transition:var(--transition);background:var(--surface-muted);position:relative;-webkit-user-select:none;user-select:none}.upload-area.drag-over{border-color:var(--primary);background:var(--primary-light)}.upload-area .primary-text{font-weight:500;color:var(--text)}.upload-area .secondary-text{font-size:.8rem;color:var(--text-secondary);margin-top:6px}.upload-area input[type=file]{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.file-list{border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff}.file-item{display:flex;align-items:center;padding:12px 16px;border-bottom:1px solid #f1f5f9;cursor:grab}.file-item:last-child{border-bottom:none}.file-item.dragging{opacity:.5;background:#f8fafc}.file-item.drag-over{background:var(--primary-light)}.drag-handle{margin-right:12px;color:#94a3b8;font-size:18px;cursor:grab}.file-info{flex:1;display:flex;align-items:center;gap:10px}.file-name{font-weight:500;word-break:break-word}.file-pages,.file-size{font-size:.75rem;background:#f1f5f9;padding:2px 8px;border-radius:20px}.remove-file{background:none;border:none;color:#94a3b8;font-size:18px;cursor:pointer;padding:4px 8px;border-radius:6px}.remove-file:hover{background:#fee2e2;color:#dc2626}.empty-message{text-align:center;padding:28px;color:#94a3b8}.config-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:12px 0 4px}.config-label{font-weight:500;color:var(--text-secondary);display:flex;align-items:center;gap:8px}.config-input{padding:10px 14px;border:1px solid #cbd5e1;border-radius:12px;font-size:.9rem;font-family:var(--font)}.config-hint{font-size:.8rem;color:var(--text-secondary)}.radio-group{display:flex;gap:16px;flex-wrap:wrap;align-items:center}.radio-group label{display:flex;align-items:center;gap:6px;cursor:pointer}.action-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:5px;padding:10px 20px;border-radius:40px;font-weight:500;font-size:.85rem;border:none;cursor:pointer;transition:var(--transition);font-family:var(--font);background:var(--card-bg);border:1px solid var(--border-strong);color:var(--text)}.btn-primary{background:var(--btn-primary-bg);border-color:transparent;color:#fff;box-shadow:var(--btn-primary-shadow)}.btn-primary:active:not(:disabled){transform:scale(.98);box-shadow:0 2px 8px #d977062e}.btn-primary:hover:not(:disabled){filter:brightness(1.05);box-shadow:0 6px 18px #d9770647}.btn-danger{background:#fff;color:var(--danger);border:1px solid var(--danger)}.btn-danger:hover:not(:disabled){background:#fee2e2}.btn-sm{padding:6px 14px;font-size:.8rem}.btn:disabled{opacity:.5;cursor:not-allowed}.status{font-size:.85rem;color:var(--text-secondary)}.progress-wrap{width:100%;height:6px;background:var(--border);border-radius:3px;margin-top:12px;overflow:hidden}.progress-bar{height:100%;background:var(--primary);width:0%;transition:width .3s}.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-top:16px}.preview-item{position:relative;border-radius:var(--radius-sm);overflow:hidden;background:#fff;border:2px solid var(--border);box-shadow:var(--shadow-sm);cursor:grab;aspect-ratio:.72;display:flex;flex-direction:column}.preview-item:hover{border-color:var(--primary-subtle)}.preview-item.dragging{opacity:.45;border-style:dashed;border-color:var(--primary)}.checkbox-wrap{position:absolute;top:6px;left:6px;z-index:5;background:#ffffffd9;border-radius:4px;padding:2px}.checkbox-wrap input{width:16px;height:16px;cursor:pointer;accent-color:var(--primary)}.page-thumb{width:100%;flex:1;object-fit:contain;background:#fafafa}.page-info{padding:6px 8px;font-size:.7rem;color:var(--text-secondary);text-align:center;background:#fafbfc}.action-btns{position:absolute;top:6px;right:6px;display:flex;gap:3px;opacity:0;transition:var(--transition)}.preview-item:hover .action-btns{opacity:1}.btn-icon-download{width:28px;height:28px;border-radius:50%;background:#fffffff2;border:1px solid var(--border);cursor:pointer;font-size:.75rem;display:flex;align-items:center;justify-content:center;color:var(--primary)}.btn-icon-download:hover{background:var(--primary);color:#fff}.footer-note{text-align:center;padding:20px;color:var(--text-secondary);font-size:.85rem}.rotate-desc{font-size:.8rem;color:var(--text-secondary);margin-left:8px}.usage-note{font-size:.8rem;color:var(--text-secondary);margin-top:4px;line-height:1.4}.scale-hint{font-size:.8rem;color:var(--text-secondary);margin-left:8px;white-space:nowrap}.rule-box{background:#f8fafc;border-radius:16px;padding:16px 20px;margin:20px 0;border-left:5px solid var(--primary)}.rule-box p{margin:6px 0;color:#334155;font-size:14px}.rule-box strong{color:#0f172a}.example-badge{background:var(--primary-muted);color:var(--color-amber-800);padding:2px 10px;border-radius:30px;font-size:12px;font-weight:500;margin-left:10px}.intro-card{background:var(--card-bg);color:var(--text);border-radius:1.5rem;padding:1.2rem 2rem;margin-bottom:1.2rem;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;box-shadow:var(--shadow);border:1px solid var(--border);border-left:4px solid var(--primary)}.intro-card h3{font-size:1.2rem;font-weight:700}.features{display:flex;flex-wrap:wrap;gap:1.2rem;font-size:.85rem}.features span{display:flex;align-items:center;gap:.3rem}.features span:before{content:"✓";color:var(--primary);font-weight:700}.split-book-container{display:flex;flex-wrap:wrap;gap:20px}.control-panel{flex:0 0 280px;background:#fafbfc;border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem 1.4rem;display:flex;flex-direction:column;gap:1.2rem}.preview-panel{flex:1 1 500px;min-width:300px;display:flex;flex-direction:column;gap:1rem}.scale-select{padding:.6rem .8rem;border:1px solid #e2e8f0;border-radius:.8rem;font-size:.9rem;background:#fff;outline:none;font-family:var(--font)}.range-row{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.range-row input{flex:1;padding:.55rem .7rem;border:1px solid #e2e8f0;border-radius:.7rem;font-size:.85rem;outline:none;background:#fff;font-family:var(--font)}.check-label{display:flex;align-items:center;gap:.2rem;font-size:.8rem;white-space:nowrap;cursor:pointer}.page-navigator{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap}.nav-btn{background:#f1f5f9;border:1px solid #d1d5db;border-radius:.6rem;padding:.35rem .9rem;font-weight:600;cursor:pointer;font-family:var(--font)}.page-indicator{font-weight:600;color:#0f172a;min-width:60px;text-align:center}.mode-selector{display:flex;gap:.4rem;align-items:center;margin-left:auto;flex-wrap:wrap}.mode-btn{border:1px solid #cbd5e1;background:#fff;padding:.35rem .8rem;border-radius:2rem;font-size:.8rem;cursor:pointer;transition:.2s;white-space:nowrap;font-family:var(--font)}.mode-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.apply-all-btn{background:none;border:1px solid #94a3b8;padding:.35rem .8rem;border-radius:2rem;font-size:.75rem;cursor:pointer;color:#475569;font-family:var(--font)}.ratio-badge{background:var(--primary-light);color:var(--color-amber-800);padding:.2rem .8rem;border-radius:1rem;font-weight:600;font-size:.8rem;border:1px solid var(--primary-muted)}.canvas-container{position:relative;background:#f8fafc;border-radius:1rem;display:flex;justify-content:center;align-items:center;overflow:auto;padding:.5rem;box-shadow:inset 0 2px 8px #00000008}.floating-tooltip{position:fixed;pointer-events:none;background:#0f172ad9;color:#fff;padding:.25rem .7rem;border-radius:1rem;font-size:.75rem;font-weight:600;white-space:nowrap;display:none;z-index:999}.legend{display:flex;gap:1.5rem;font-size:.75rem;color:#64748b}.legend span:before{content:"●";margin-right:.2rem;color:#ef4444}.bookmark-tree-item{margin:2px 0}.bookmark-tree-label{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:8px;cursor:pointer;transition:background .15s}.bookmark-tree-label:hover{background:#f1f5f9}.bookmark-tree-label input[type=checkbox]{width:16px;height:16px;cursor:pointer;accent-color:var(--primary);flex-shrink:0}.bookmark-tree-title{font-size:.9rem;color:var(--text);flex:1}.bookmark-tree-page{font-size:.75rem;background:#e2e8f0;padding:2px 8px;border-radius:20px;white-space:nowrap;color:var(--text-secondary)}.bookmark-tree-children{margin-left:24px;border-left:2px solid #e2e8f0;padding-left:8px}.bookmark-tree-toggle{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;font-size:.7rem;color:#94a3b8;cursor:pointer;border-radius:4px;flex-shrink:0;transition:transform .2s}.bookmark-tree-toggle:hover{background:#e2e8f0;color:#475569}.bookmark-tree-toggle.collapsed{transform:rotate(-90deg)}.pagenum-section .split-left{gap:6px}.pagenum-section .config-row{margin:4px 0 2px}.pagenum-section .config-label{min-width:70px}.watermark-section .split-left{gap:6px}.watermark-section .config-row{margin:4px 0 2px}.watermark-section .config-label{min-width:70px}.color-preset{display:inline-block;width:24px;height:24px;border-radius:6px;cursor:pointer;border:2px solid transparent;transition:border-color .15s}.color-preset:hover{border-color:var(--text-muted)}.color-preset.active{border-color:var(--primary);box-shadow:0 0 0 2px #d977062e}.loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000004d;display:flex;align-items:center;justify-content:center;z-index:9999}.loading-box{display:flex;align-items:center;background:#fff;padding:20px 30px;border-radius:24px;box-shadow:0 12px 32px #0000001f}.loading-spinner{width:28px;height:28px;border:3px solid #e2e8f0;border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.tool-card{background:var(--card-bg);border-radius:var(--radius);padding:16px 20px;border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:var(--transition);cursor:pointer;text-decoration:none;color:inherit;display:flex;align-items:center;gap:14px;border-left:3px solid transparent}.tool-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--border-strong);border-left-color:var(--primary)}.tool-card-icon{font-size:1.35rem;flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--primary-light);border-radius:10px;border:1px solid var(--primary-muted)}.tool-card-header{font-weight:600;font-size:.95rem;color:var(--text)}.tool-card-subheader{font-size:.8rem;color:var(--text-secondary);margin-top:2px}.tool-card-tag{margin-left:auto;font-size:1.2rem}.section-title{font-size:1.15rem;font-weight:700;color:var(--text);margin:24px 0 16px;padding-bottom:0;border-bottom:none;display:flex;align-items:center;gap:10px}.section-title:before{content:"";width:4px;height:1.05em;border-radius:2px;background:var(--gradient-brand);flex-shrink:0}@media (max-width:768px){.header{padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right))}.header-inner{flex-wrap:nowrap;min-height:52px}.logo{font-size:1.05rem;max-width:42vw}.menu-toggle{display:flex;min-width:44px;min-height:44px;align-items:center;justify-content:center}.tab-nav{position:fixed;top:calc(52px + env(safe-area-inset-top));right:0;width:min(280px,85vw);height:calc(100vh - 52px - env(safe-area-inset-top));height:calc(100dvh - 52px - env(safe-area-inset-top));background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:12px 12px calc(12px + env(safe-area-inset-bottom));border-left:1px solid var(--border);box-shadow:-4px 0 16px #00000014;overflow-y:auto;-webkit-overflow-scrolling:touch;transform:translate(100%);transition:transform .3s ease;z-index:99;border-radius:0;margin-left:0}.tab-nav.mobile-open{transform:translate(0)}.nav-group{position:static}.nav-link{padding:12px 16px;border-radius:10px;width:100%;justify-content:space-between;font-size:.95rem;border-bottom:none;min-height:44px}.nav-link.active{border-bottom:none;background:var(--primary-light)}.mega-panel{position:static;transform:none;box-shadow:none;border:none;background:var(--primary-light);border-radius:10px;margin:4px 0 8px;padding:6px;min-width:auto;opacity:1;visibility:visible;display:none}.nav-group.mobile-expanded .mega-panel{display:grid;grid-template-columns:repeat(2,1fr)}.panel-item{padding:8px 10px;min-height:36px;font-size:.75rem;flex-direction:row;text-align:left}.panel-icon{font-size:.9rem}.mobile-overlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;top:calc(52px + env(safe-area-inset-top));background:#00000059;z-index:98}.main-container{padding:12px 16px}.card{padding:16px;border-radius:var(--radius);margin-bottom:16px}.card-title{font-size:1rem;padding-bottom:12px;margin-bottom:14px}.split-layout{flex-direction:column}.split-left,.split-right{flex:1 1 auto;min-width:0}.config-row{flex-direction:column;align-items:stretch;width:100%}.config-input,.form-input,select{font-size:16px;max-width:100%;width:100%;min-height:44px}.action-bar{flex-direction:column;align-items:stretch}.action-bar .btn{width:100%;justify-content:center;min-height:44px}.split-book-container{flex-direction:column}.control-panel{flex:1 1 auto}.tools-grid{grid-template-columns:1fr;gap:12px}.tool-card{padding:14px 16px}.section-title{font-size:1.05rem;margin:16px 0 12px}.preview-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px}.preview-item .action-btns{opacity:1}.upload-area{padding:24px 16px}.user-avatar-entry{padding:6px;margin-left:0;min-height:44px;min-width:44px;justify-content:center}.user-avatar-name{display:none}.footer-note{padding:16px 12px;font-size:.8rem;line-height:1.6}.login-page{padding:16px 12px;min-height:calc(100vh - 120px)}}@media (max-width:480px){.stats-grid-v2{grid-template-columns:1fr}.about-grid{grid-template-columns:1fr 1fr}.radio-group{flex-direction:column;align-items:flex-start;gap:10px}}.profile-layout{display:flex;gap:24px;align-items:flex-start}.profile-sidebar{width:240px;flex-shrink:0;background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);padding:0;display:flex;flex-direction:column;position:sticky;top:80px;overflow:hidden}.profile-content{flex:1;min-width:0}.sidebar-user-card{display:flex;align-items:center;gap:12px;padding:20px 16px;cursor:pointer;transition:var(--transition)}.sidebar-user-card:hover{background:var(--surface-muted)}.sidebar-avatar{width:44px;height:44px;border-radius:50%;background:var(--gradient-avatar);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:700;flex-shrink:0;overflow:hidden}.sidebar-avatar img{width:100%;height:100%;object-fit:cover}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{font-size:.92rem;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-user-role{font-size:.75rem;color:var(--text-secondary);margin-top:1px}.sidebar-divider{height:1px;background:var(--border);margin:0 12px}.sidebar-nav{padding:8px;display:flex;flex-direction:column;gap:2px;flex:1}.sidebar-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--text-secondary);font-size:.88rem;font-weight:500;transition:var(--transition);position:relative}.sidebar-item:hover{background:var(--surface-hover);color:var(--text)}.sidebar-item.active{background:var(--primary-light);color:var(--color-amber-800);font-weight:600}.sidebar-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--gradient-brand);border-radius:0 3px 3px 0}.sidebar-badge{background:var(--gradient-brand);color:#fff;font-size:.7rem;padding:1px 7px;border-radius:10px;font-weight:600;min-width:20px;text-align:center}.sidebar-icon{font-size:1.05rem;flex-shrink:0;width:24px;text-align:center}.sidebar-label{flex:1}.sidebar-footer{padding:12px 16px}.sidebar-logout-btn{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border-radius:10px;background:none;border:1px solid var(--border);cursor:pointer;font-size:.85rem;color:var(--text-secondary);font-family:var(--font);transition:var(--transition)}.sidebar-logout-btn:hover{background:#fee2e2;color:var(--danger);border-color:var(--danger)}.sidebar-login-link{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:10px;text-decoration:none;color:var(--primary);font-size:.85rem;font-weight:500;transition:var(--transition)}.sidebar-login-link:hover{background:var(--primary-light)}.profile-page-header{margin-bottom:20px}.profile-page-title{font-size:1.3rem;font-weight:700;color:var(--text);margin:0}.profile-page-desc{font-size:.85rem;color:var(--text-secondary);margin-top:4px}.profile-hero{position:relative;border-radius:var(--radius-lg);overflow:hidden;margin-bottom:20px;background:var(--card-bg);border:1px solid var(--border);box-shadow:var(--shadow)}.profile-hero-bg{height:100px;background:var(--gradient-profile)}.profile-hero-content{display:flex;align-items:flex-end;gap:20px;padding:0 24px 24px;margin-top:-40px;flex-wrap:wrap}.profile-hero-avatar{position:relative;cursor:pointer;flex-shrink:0}.avatar-ring{width:88px;height:88px;border-radius:50%;background:var(--gradient-avatar);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;color:#fff;border:4px solid #fff;box-shadow:0 4px 16px #1c19171f;overflow:hidden}.avatar-ring img{width:100%;height:100%;object-fit:cover}.avatar-overlay{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:#00000073;display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--transition)}.avatar-overlay span{color:#fff;font-size:.75rem;font-weight:500}.profile-hero-avatar:hover .avatar-overlay{opacity:1}.profile-hero-info{flex:1;padding-bottom:4px}.profile-hero-name{font-size:1.3rem;font-weight:700;color:var(--text);margin:0}.profile-hero-sig{font-size:.85rem;color:var(--text-secondary);margin:4px 0 0}.profile-hero-meta{display:flex;gap:16px;margin-top:8px;flex-wrap:wrap}.meta-item{display:flex;align-items:center;gap:4px;font-size:.78rem;color:var(--text-secondary)}.meta-icon{font-size:.85rem}.profile-edit-card .profile-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.profile-actions{display:flex;align-items:center;gap:12px;margin-top:16px}.save-msg{font-size:.85rem;color:var(--success);font-weight:500}.required{color:var(--danger)}.stats-grid-v2{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}.stat-card{display:flex;align-items:center;gap:14px;padding:18px;border-radius:var(--radius-sm);border:1px solid var(--border);transition:var(--transition)}.stat-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px #0000000f}.stat-card-icon{font-size:1.8rem;width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-blue .stat-card-icon{background:var(--primary-light)}.stat-green .stat-card-icon{background:#f0fdf4}.stat-purple .stat-card-icon{background:#faf5ff}.stat-orange .stat-card-icon{background:#fff7ed}.stat-card-value{font-size:1.2rem;font-weight:700;color:var(--text)}.stat-card-label{font-size:.78rem;color:var(--text-secondary);margin-top:2px}.history-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}.toolbar-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.filter-select{min-width:140px}.record-count{font-size:.82rem;color:var(--text-secondary)}.empty-state-v2{text-align:center;padding:48px 20px}.empty-illustration{font-size:3rem;margin-bottom:12px;opacity:.7}.empty-title{font-size:1rem;font-weight:600;color:var(--text);margin-bottom:4px}.empty-desc{font-size:.82rem;color:var(--text-secondary)}.history-timeline{display:flex;flex-direction:column;gap:0;position:relative}.history-timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:#e2e8f0;border-radius:2px}.timeline-item{display:flex;align-items:flex-start;gap:16px;padding:10px 0;position:relative}.timeline-dot{width:16px;height:16px;border-radius:50%;flex-shrink:0;margin-top:2px;border:3px solid #fff;box-shadow:0 0 0 2px var(--border);z-index:1}.timeline-dot.dot-success{background:var(--success);box-shadow:0 0 0 2px #bbf7d0}.timeline-dot.dot-fail{background:var(--danger);box-shadow:0 0 0 2px #fecaca}.timeline-content{flex:1;min-width:0;background:#fafbfc;border-radius:12px;padding:12px 16px;border:1px solid var(--border);transition:var(--transition)}.timeline-content:hover{background:#f1f5f9;border-color:#cbd5e1}.timeline-top{display:flex;align-items:center;gap:8px;margin-bottom:6px;flex-wrap:wrap}.timeline-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}.history-tool-badge{padding:3px 10px;border-radius:6px;font-size:.75rem;font-weight:600;white-space:nowrap}.badge-pdf{background:var(--primary-light);color:var(--color-amber-800);border:1px solid var(--primary-muted)}.badge-img{background:#faf5ff;color:#7c3aed}.history-filename{font-size:.85rem;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.history-result{font-size:.72rem;font-weight:600;padding:2px 8px;border-radius:6px}.history-result.success{background:#dcfce7;color:#166534}.history-result.fail{background:#fee2e2;color:#991b1b}.history-time{font-size:.75rem;color:var(--text-secondary);white-space:nowrap}.settings-group{display:flex;flex-direction:column}.setting-row{display:flex;align-items:center;padding:16px 0;border-bottom:1px solid #f1f5f9;gap:14px}.setting-row:last-child{border-bottom:none}.setting-icon{font-size:1.3rem;width:40px;height:40px;border-radius:10px;background:#f8fafc;display:flex;align-items:center;justify-content:center;flex-shrink:0}.danger-icon{background:#fef2f2}.setting-info{flex:1;min-width:0}.setting-label{font-weight:600;font-size:.9rem;color:var(--text)}.setting-desc{font-size:.8rem;color:var(--text-secondary);margin-top:2px}.setting-control{flex-shrink:0}.danger-row .setting-label{color:var(--danger)}.setting-select{min-width:140px}.theme-switcher{display:flex;gap:4px}.theme-btn{padding:6px 14px;border-radius:20px;border:1px solid var(--border);background:#fff;cursor:pointer;font-size:.82rem;font-family:var(--font);transition:var(--transition)}.theme-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.theme-btn.disabled{opacity:.5;cursor:not-allowed}.toggle-switch{position:relative;display:inline-block;width:44px;height:24px;cursor:pointer}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:#cbd5e1;border-radius:24px;transition:var(--transition)}.toggle-slider:before{content:"";position:absolute;height:18px;width:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:var(--transition);box-shadow:0 1px 3px #0000001a}.toggle-switch input:checked+.toggle-slider{background:var(--primary)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px)}.import-btn{cursor:pointer;display:inline-block}.faq-list{display:flex;flex-direction:column;gap:8px}.faq-item{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;transition:var(--transition)}.faq-item.open{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary-light)}.faq-question{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;cursor:pointer;transition:var(--transition)}.faq-question:hover{background:#f8fafc}.faq-q-left{display:flex;align-items:center;gap:10px;flex:1}.faq-q-icon{width:24px;height:24px;border-radius:6px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:700;flex-shrink:0}.faq-arrow{font-size:.85rem;color:var(--text-secondary);transition:transform .2s}.faq-arrow.rotated{transform:rotate(180deg)}.faq-answer{padding:0 16px 16px 50px;font-size:.85rem;color:var(--text-secondary);line-height:1.7;position:relative}.faq-a-icon{position:absolute;left:16px;top:0;width:24px;height:24px;border-radius:6px;background:#dcfce7;color:#166534;display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:700}.feedback-form{display:flex;flex-direction:column;gap:14px}.feedback-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.char-count{font-size:.75rem;color:var(--text-secondary);text-align:right;margin-top:4px}.about-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}.about-item{text-align:center;padding:16px 12px;background:#f8fafc;border-radius:var(--radius-sm);border:1px solid var(--border)}.about-item-icon{font-size:1.5rem;margin-bottom:6px}.about-item-label{font-size:.75rem;color:var(--text-secondary)}.about-item-value{font-size:.88rem;font-weight:600;color:var(--text);margin-top:2px}.form-group{display:flex;flex-direction:column;gap:4px}.form-label{font-size:.85rem;font-weight:500;color:var(--text-secondary)}.form-input{width:100%;max-width:320px}.form-textarea{width:100%;resize:vertical;font-family:var(--font);line-height:1.5}.form-value{font-size:.9rem;color:var(--text)}@media (max-width:768px){.profile-layout{flex-direction:column}.profile-sidebar{width:100%;position:static;flex-direction:row;overflow-x:auto;gap:0;padding:0;border-radius:var(--radius-sm)}.sidebar-user-card,.sidebar-divider{display:none}.sidebar-nav{flex-direction:row;padding:6px;gap:4px;overflow-x:auto}.sidebar-item{padding:8px 12px;white-space:nowrap;font-size:.82rem}.sidebar-item.active:before{display:none}.sidebar-footer{display:none}.profile-hero-content{flex-direction:column;align-items:center;text-align:center;padding:0 16px 20px}.profile-hero-meta{justify-content:center}.profile-edit-card .profile-form-grid{grid-template-columns:1fr}.stats-grid-v2{grid-template-columns:repeat(2,1fr)}.setting-row{flex-direction:column;align-items:flex-start;gap:8px}.feedback-row{grid-template-columns:1fr}.about-grid{grid-template-columns:repeat(2,1fr)}}.user-avatar-entry{display:flex;align-items:center;gap:8px;cursor:pointer;padding:6px 12px;border-radius:24px;transition:var(--transition);flex-shrink:0;margin-left:12px}.user-avatar-entry:hover{background:var(--surface-hover)}.user-avatar-img-wrap{width:32px;height:32px;border-radius:50%;overflow:hidden;border:1px solid var(--border);flex-shrink:0}.user-avatar-img-wrap img{width:100%;height:100%;object-fit:cover}.user-avatar-icon{width:32px;height:32px;border-radius:50%;background:var(--surface-muted);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.85rem;flex-shrink:0;color:var(--text-secondary)}.user-avatar-icon.logged{background:var(--gradient-avatar);color:#fff;font-weight:700;border-color:transparent}.user-avatar-name{font-size:.85rem;font-weight:500;color:var(--text-secondary);white-space:nowrap}.user-avatar-name.login-text{color:var(--primary-hover);font-weight:600}.user-welcome-card{display:flex;align-items:center;gap:16px;padding:16px 20px;cursor:pointer;transition:var(--transition);margin-bottom:16px}.user-welcome-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--border-strong);border-left:3px solid var(--primary)}.user-welcome-card.login-prompt{border-style:dashed}.user-welcome-avatar{width:48px;height:48px;border-radius:50%;background:var(--gradient-avatar);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700;flex-shrink:0;overflow:hidden}.user-welcome-avatar.placeholder{background:var(--surface-muted);color:var(--text-secondary);font-size:1.4rem}.user-welcome-avatar img{width:100%;height:100%;object-fit:cover}.user-welcome-info{flex:1}.user-welcome-name{font-size:1rem;font-weight:600;color:var(--text)}.user-welcome-hint{font-size:.8rem;color:var(--text-secondary);margin-top:2px}.login-page{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 200px);padding:24px}.login-card{max-width:400px;width:100%;padding:32px}.login-header{text-align:center;margin-bottom:24px}.login-avatar{width:64px;height:64px;border-radius:50%;background:var(--gradient-avatar);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.6rem;font-weight:700;margin:0 auto 16px;box-shadow:var(--btn-primary-shadow)}.login-title{font-size:1.3rem;font-weight:700;color:var(--text);margin:0 0 4px}.login-subtitle{font-size:.85rem;color:var(--text-secondary);margin:0}.login-form{display:flex;flex-direction:column;gap:14px}.login-input{max-width:100%!important}.login-error{background:#fee2e2;color:#991b1b;padding:8px 12px;border-radius:8px;font-size:.82rem;text-align:center}.login-btn{width:100%;justify-content:center;padding:12px;font-size:.95rem}.login-switch{text-align:center;font-size:.85rem;color:var(--text-secondary)}.login-switch a{color:var(--primary);text-decoration:none;font-weight:500;margin-left:4px}.login-switch a:hover{text-decoration:underline}@media (max-width:768px){.user-avatar-entry{padding:4px 8px;margin-left:8px}.user-avatar-name{font-size:.8rem}.login-card{padding:24px 20px}}