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label{font-size:14px;font-weight:500;color:var(--text-main)}.setting-description{font-size:13px;color:var(--text-muted);line-height:1.4}.theme-selector{display:flex;gap:8px}.theme-option{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;background:var(--bg-panel);color:var(--text-main);border:2px solid var(--border-subtle);border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.theme-option:hover{background:var(--bg-hover);border-color:var(--accent-primary)}.theme-option.active{background:var(--accent-primary);color:var(--accent-text);border-color:var(--accent-primary)}.input-with-icon{position:relative;display:flex;align-items:center}.input-with-icon svg{position:absolute;left:12px;color:var(--text-muted);pointer-events:none}.input-with-icon input{width:100%;padding:10px 12px 10px 40px;background:var(--bg-panel);color:var(--text-main);border:1px solid var(--border-subtle);border-radius:8px;font-size:14px;font-family:monospace;transition:all .2s ease}.input-with-icon input:focus{outline:none;border-color:var(--accent-primary);background:var(--bg-hover)}.input-with-icon input::placeholder{color:var(--text-muted)}.limits-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.limits-list li{font-size:13px;color:var(--text-muted);padding:8px 12px;background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:6px}.limits-list li span{font-weight:600;color:var(--text-main)}.settings-credit{margin:16px 0 0;font-size:12px;color:var(--text-muted)}.settings-credit a{color:var(--accent-primary);text-decoration:none}.settings-credit a:hover{text-decoration:underline}@media (max-width: 480px){.settings-modal-content{width:100%;height:100vh;max-height:100vh;border-radius:0}}:root{--bg-app: #ffffff;--bg-sidebar: #f8f9fa;--bg-panel: #ffffff;--bg-hover: #f1f3f5;--bg-active: #e9ecef;--bg-input: #ffffff;--border-subtle: #94a3b8;--border-strong: #64748b;--text-main: #0f172a;--text-muted: #64748b;--text-faint: #94a3b8;--accent-primary: #0f172a;--accent-text: #ffffff;--accent-hover: #334155;--danger: #ef4444;--danger-bg: #fef2f2;--success: #10b981;--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--overlay-bg: rgba(255, 255, 255, .8);--font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--radius-sm: 4px;--radius-md: 6px;--mobile-header-height: 48px;--touch-target-min: 44px}[data-theme=dark]{--bg-app: #1a1a1a;--bg-sidebar: #242424;--bg-panel: #1a1a1a;--bg-hover: #333333;--bg-active: #404040;--bg-input: #242424;--border-subtle: #333333;--border-strong: #4a4a4a;--text-main: #e5e5e5;--text-muted: #999999;--text-faint: #666666;--accent-primary: #e5e5e5;--accent-text: #1a1a1a;--accent-hover: #cccccc;--danger: #f87171;--danger-bg: #3d1515;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .4);--shadow-md: 0 10px 15px -3px rgb(0 0 0 / .5);--overlay-bg: rgba(0, 0, 0, .8)}*{margin:0;padding:0;box-sizing:border-box;-webkit-font-smoothing:antialiased}body{background:var(--bg-app);color:var(--text-main);font-family:var(--font-ui);font-size:13px;line-height:1.5;overflow:hidden}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-subtle);border-radius:5px;border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background-color:var(--text-faint)}.app-container{display:flex;height:100vh;width:100%;background:var(--bg-app);overflow-x:hidden}.sidebar{width:260px;background:var(--bg-sidebar);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;flex-shrink:0;height:100%}.main-content{flex:1;display:flex;flex-direction:column;min-width:0;background:var(--bg-app)}.content-row{display:flex;flex:1;overflow:hidden}.sidebar-header{padding:16px 12px;border-bottom:1px solid var(--border-subtle);display:flex;flex-direction:column;gap:12px}.app-logo{display:flex;align-items:center;gap:8px;color:var(--accent-primary);font-weight:600;font-size:14px;text-decoration:none}.app-logo:hover{opacity:.8}.app-logo-image{max-height:72px;width:100%;max-width:2500px;object-fit:contain;margin-top:0;margin-bottom:10px}.sidebar-footer{margin-top:auto;padding:12px;border-top:1px solid var(--border-subtle);background:var(--bg-sidebar)}.user-profile-badge{display:flex;align-items:center;gap:10px;padding:8px 10px;background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:all .2s 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var(--border-subtle);background:var(--bg-panel);display:flex;flex-direction:column;height:100%}.pdf-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;width:100%;color:var(--text-muted);font-size:14px;flex:1}button{font-family:inherit}.btn-icon{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:500;border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-sidebar);color:var(--text-main);cursor:pointer;transition:all .15s ease;box-shadow:var(--shadow-sm)}.btn-icon:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border-strong)}.btn-icon:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.btn-primary{background:var(--accent-primary);color:var(--accent-text);border-color:var(--accent-primary)}.btn-primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-muted);box-shadow:none}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-main)}input{background:var(--bg-input);border:1px solid var(--border-subtle);color:var(--text-main);border-radius:var(--radius-md);padding:8px 12px;font-size:13px;transition:border-color .15s,box-shadow .15s}input:focus{outline:none;border-color:var(--text-muted);box-shadow:0 0 0 2px var(--bg-active)}input::placeholder{color:var(--text-faint)}.user-dropdown-menu{position:absolute;top:100%;left:0;width:100%;margin-top:4px;background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:4px;z-index:50;animation:slideDown .1s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.user-dropdown-item{width:100%;text-align:left;padding:8px 10px;border-radius:var(--radius-sm);background:transparent;border:none;color:var(--text-main);font-size:13px;cursor:pointer}.user-dropdown-item:hover{background:var(--bg-hover)}.ReactModal__Overlay{background-color:var(--overlay-bg)!important;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:100}.ReactModal__Content{background:var(--bg-panel)!important;border:1px solid var(--border-subtle)!important;box-shadow:var(--shadow-md)!important;border-radius:8px!important;padding:0!important}.image-viewer{background-image:linear-gradient(45deg,var(--bg-sidebar) 25%,transparent 25%),linear-gradient(-45deg,var(--bg-sidebar) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,var(--bg-sidebar) 75%),linear-gradient(-45deg,transparent 75%,var(--bg-sidebar) 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px}.resize-handle,.resize-handle-sidebar{width:4px;background:var(--border-subtle);cursor:col-resize;flex-shrink:0}.resize-handle:hover,.resize-handle-sidebar:hover{background:var(--border-strong)}.mobile-header{display:none;position:fixed;top:0;left:0;right:0;height:var(--mobile-header-height);background:var(--bg-sidebar);border-bottom:1px solid var(--border-subtle);align-items:center;justify-content:space-between;padding:0 8px;z-index:400}.mobile-header span{font-size:14px;font-weight:500;color:var(--text-main);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;text-align:center}.hamburger-btn{display:flex;align-items:center;justify-content:center;width:var(--touch-target-min);height:var(--touch-target-min);background:transparent;border:none;color:var(--text-main);cursor:pointer;border-radius:var(--radius-md)}.hamburger-btn:hover{background:var(--bg-hover)}.sidebar-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:200;opacity:0;transition:opacity .2s ease}.sidebar-overlay.visible{opacity:1}@media (max-width: 768px){.mobile-header{display:flex}.sidebar-overlay{display:block;pointer-events:none}.sidebar-overlay.visible{pointer-events:auto}.app-container{flex-direction:column;padding-top:var(--mobile-header-height)}.sidebar{position:fixed;top:var(--mobile-header-height);left:0;bottom:0;transform:translate(-100%);transition:transform .2s ease;z-index:300;width:280px!important;min-width:280px!important}.sidebar.open{transform:translate(0)}.resize-handle,.resize-handle-sidebar{display:none}.content-row{flex-direction:column}.pdf-viewer{width:100%!important;border-left:none;border-top:1px solid var(--border-subtle);min-height:300px}body{font-size:14px}.btn-icon{min-height:var(--touch-target-min)}}@media (max-width: 480px){.sidebar{width:100%!important;min-width:100%!important}}.login-link{padding:6px 12px;font-size:12px;font-weight:500;border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-sidebar);color:var(--text-main);cursor:pointer}.login-link:hover{background:var(--bg-hover);border-color:var(--border-strong)}