.container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: var(--space-4);
            display: flex;
            flex-direction: column;
        }

        /* Top Navigation Header — Centralized Floating Nav for ALL Pages */
        header,
        .header-sticky {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 20px;
            min-height: 64px;
            max-width: 1200px;
            width: calc(100% - 32px);
            margin: var(--space-3) auto 0;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-nav);
            background: var(--color-surface);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-sizing: border-box;
        }

        .header-brand,
        .header-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            color: var(--color-text-primary);
            font-size: 15px;
            font-weight: 600;
            white-space: nowrap;
        }

        .header-logo .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .header-right {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            justify-content: center;
            gap: 6px;
            flex-shrink: 0;
            margin-left: auto;
        }

        .header-system-row {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 8px;
        }

        .header-nav-row {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 6px;
        }



        .header-controls {
            display: flex;
            align-items: center;
            gap: var(--space-2);
            flex-shrink: 0;
        }

        /* Online users badge */
        .online-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(16, 185, 129, 0.12);
            border: 1px solid rgba(16, 185, 129, 0.25);
            border-radius: var(--radius-sm, 8px);
            padding: 0 8px;
            height: 30px;
            font-size: 11.5px;
            font-weight: 500;
            color: #10B981;
            white-space: nowrap;
            box-sizing: border-box;
            transition: opacity var(--transition-normal, 0.2s);
        }
        [data-theme="light"] .online-badge,
        body.theme-light .online-badge {
            background: rgba(5, 150, 105, 0.08);
            border-color: rgba(5, 150, 105, 0.25);
            color: #059669;
        }
        .online-badge .dot {
            width: 6px;
            height: 6px;
            background: #10B981;
            border-radius: 50%;
            animation: pulse-dot 2s ease-in-out infinite;
            flex-shrink: 0;
            display: inline-block;
        }
        [data-theme="light"] .online-badge .dot,
        body.theme-light .online-badge .dot {
            background: #059669;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(0.8); }
        }

        /* Theme toggle button */
        .theme-btn {
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: border-color var(--transition-fast), color var(--transition-fast);
            color: var(--color-text-secondary);
            flex-shrink: 0;
            box-sizing: border-box;
        }
        .theme-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .theme-btn svg { width: 15px; height: 15px; }

        /* Language Selector Dropdown */
        .lang-selector-container {
            position: relative;
        }

        .lang-select-box {
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            padding: 0 26px 0 10px;
            height: 30px;
            font-family: inherit;
            font-size: 12px;
            font-weight: 500;
            outline: none;
            cursor: pointer;
            transition: border-color var(--transition-fast);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 8px center;
            background-size: 13px;
            box-sizing: border-box;
        }

        .lang-select-box:focus,
        .lang-select-box:hover {
            border-color: var(--color-accent);
        }

        .lang-select-box option {
            background: var(--color-surface);
            color: var(--color-text-primary);
        }

        #lang-select {
            width: 120px;
            max-width: 120px;
            text-overflow: ellipsis;
            white-space: nowrap;
            overflow: hidden;
        }

        #donate-btn,
        #nav-home-btn,
        #tutorial-btn,
        #history-btn {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 0 10px;
            height: 30px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: var(--color-surface-secondary);
            color: var(--color-text-primary);
            font-size: 12px;
            font-weight: 500;
            text-decoration: none;
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-sizing: border-box;
        }

        #donate-btn:hover,
        #nav-home-btn:hover,
        #tutorial-btn:hover,
        #history-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .header-brand {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .brand-logo-btn {
            background: none;
            border: none;
            padding: 4px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), filter var(--transition-fast);
            line-height: 1;
            user-select: none;
            -webkit-tap-highlight-color: transparent;
        }

        .brand-logo-btn:focus,
        .brand-logo-btn:focus-visible {
            outline: none;
            box-shadow: none;
        }

        .brand-logo-btn:hover {
            transform: scale(1.08);
            filter: drop-shadow(0 0 10px rgba(124, 92, 255, 0.6));
        }

        /* ✨ 点击展开时，晶核顺畅旋转 180 度，收回时自动转回原位 */
        .brand-logo-btn.open {
            transform: scale(1.1) rotate(180deg);
            filter: drop-shadow(0 0 12px var(--color-accent));
        }

        .brand-logo-btn:active {
            transform: scale(0.95);
        }

        .brand-icon {
            width: 44px;
            height: 44px;
            display: block;
            flex-shrink: 0;
            filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.35));
        }

        /* 💎 Nexus Emblem Selector Popover (Theme-Responsive System) */
        .nexus-popover-menu {
            position: absolute;
            top: 58px;
            left: 0;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg, 16px);
            padding: 10px;
            width: max-content;
            max-width: 90vw;
            box-shadow: var(--shadow-floating, 0 16px 36px rgba(0, 0, 0, 0.25));
            display: none;
            z-index: 10000;
            animation: fadeIn var(--transition-fast) ease-out;
            box-sizing: border-box;
        }

        .nexus-popover-menu.show {
            display: block;
        }

        .nexus-grid {
            display: grid;
            grid-template-columns: repeat(3, 76px);
            gap: 7px;
        }

        /* 💎 每个晶核选项：跟随主题自适应背景与边框 */
        .nexus-option-btn {
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm, 8px);
            padding: 8px 4px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            outline: none;
            width: 76px;
            box-sizing: border-box;
            transition: all var(--transition-fast) ease;
            -webkit-tap-highlight-color: transparent;
        }

        .nexus-option-btn:focus,
        .nexus-option-btn:focus-visible {
            outline: none;
        }

        .nexus-option-btn:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
        }

        [data-theme="dark"] .nexus-option-btn:hover,
        body.theme-dark .nexus-option-btn:hover {
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
        }

        .nexus-option-btn.active {
            background: rgba(109, 74, 255, 0.12);
            border-color: var(--color-accent);
            box-shadow: 0 0 10px rgba(109, 74, 255, 0.25);
        }

        [data-theme="dark"] .nexus-option-btn.active,
        body.theme-dark .nexus-option-btn.active {
            background: rgba(124, 92, 255, 0.2);
            border-color: var(--color-accent);
            box-shadow: 0 0 14px rgba(124, 92, 255, 0.35);
        }

        .nexus-option-btn.active .nexus-option-name {
            color: var(--color-accent);
            font-weight: 700;
        }

        .nexus-option-btn.active img,
        .nexus-option-btn.active svg {
            filter: drop-shadow(0 0 8px var(--color-accent));
        }

        .nexus-option-btn svg,
        .nexus-option-btn img {
            width: 32px;
            height: 32px;
            display: block;
            transition: transform var(--transition-fast) ease;
        }

        .nexus-option-btn:hover img,
        .nexus-option-btn:hover svg {
            transform: scale(1.06);
        }

        .nexus-option-name {
            font-size: 10px;
            color: var(--color-text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 100%;
            transition: color var(--transition-fast);
        }


        .footer-brand-icon {
            width: 18px;
            height: 18px;
            display: inline-block;
            vertical-align: -3px;
            margin-right: 6px;
            flex-shrink: 0;
            filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
        }

        .header-title-wrap {
            cursor: pointer;
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        h1 {
            font-size: 21px;
            font-weight: 650;
            line-height: 1.2;
            letter-spacing: -0.015em;
            color: var(--color-text-primary);
            margin: 0;
            padding: 0;
        }

        .title-text {
            color: var(--color-text-primary);
        }

        .subtitle {
            font-size: 13px;
            line-height: 1.35;
            color: var(--color-text-secondary);
            margin-top: 3px;
            letter-spacing: 0.01em;
        }

        /* Loading Overlay */
        #setup-overlay {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: var(--space-6) var(--space-4);
            text-align: center;
        }

        .spinner {
            width: 44px;
            height: 44px;
            border: 3px solid var(--color-surface-secondary);
            border-radius: 50%;
            border-top-color: var(--color-accent);
            animation: spin 1s ease-in-out infinite;
            margin-bottom: var(--space-3);
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        #setup-status {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-primary);
            margin-bottom: var(--space-1);
        }

        #setup-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        /* Main Workspace */
        #main-workspace {
            display: none;
        }

        .workspace-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--space-3);
            margin-bottom: var(--space-3);
        }

        @media (max-width: 768px) {
            .workspace-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Dropzone */
        .dropzone {
            display: block;
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-md);
            padding: var(--space-3) var(--space-2);
            text-align: center;
            cursor: pointer;
            transition: border-color var(--transition-fast), background var(--transition-fast);
            margin-bottom: var(--space-1);
            background: var(--color-surface);
            text-decoration: none;
            color: inherit;
            user-select: none;
        }
        .dropzone:hover, .dropzone.dragover {
            border-color: var(--color-accent);
            background: var(--color-surface-secondary);
        }

        .dropzone-icon {
            font-size: 28px;
            margin-bottom: var(--space-1);
        }

        .dropzone-text {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-primary);
        }

        .dropzone-subtext {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        .dropzone-folder-row {
            margin-top: 8px;
            font-size: 12px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }

        .folder-select-btn {
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            color: var(--color-accent);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 500;
            cursor: pointer;
            transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
            font-family: inherit;
        }

        .folder-select-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-hover);
            background: var(--color-surface);
        }

        /* C-Drive Quick Copy Bar */
        .c-drive-copy-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: var(--space-2);
            padding: 6px 12px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm, 8px);
            font-size: 12px;
            line-height: 1.4;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
            transition: border-color var(--transition-fast);
        }

        .c-drive-copy-bar:hover {
            border-color: var(--color-accent);
        }

        .c-drive-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 3px 8px;
            background: rgba(124, 92, 255, 0.12);
            color: var(--color-accent);
            border: 1px solid rgba(124, 92, 255, 0.25);
            border-radius: var(--radius-sm, 8px);
            font-weight: 600;
            font-size: 11px;
            white-space: nowrap;
        }

        .c-drive-path-wrap {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            min-width: 260px;
            cursor: pointer;
        }

        .c-drive-hint {
            color: var(--color-text-secondary);
            font-size: 11.5px;
            white-space: nowrap;
        }

        .c-drive-code {
            font-size: 11px;
            color: var(--color-accent);
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            padding: 3px 8px;
            border-radius: var(--radius-sm, 8px);
            font-family: var(--font-mono);
            word-break: break-all;
            transition: all var(--transition-fast);
            user-select: all;
            cursor: pointer;
        }

        .c-drive-path-wrap:hover .c-drive-code {
            border-color: var(--color-accent);
            background: var(--color-surface);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
        }

        .c-drive-btn-group {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .c-drive-copy-btn {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 11px;
            background: var(--color-accent);
            color: var(--color-accent-fg, #fff);
            border: 1px solid var(--color-accent);
            border-radius: var(--radius-sm, 8px);
            font-size: 11.5px;
            font-weight: 600;
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .c-drive-copy-btn:hover {
            filter: brightness(1.1);
            box-shadow: 0 2px 6px rgba(124, 92, 255, 0.35);
        }

        .c-drive-copy-btn.copied {
            background: #10b981 !important;
            border-color: #10b981 !important;
            color: #fff !important;
        }

        .c-onedrive-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 5px 9px;
            background: var(--color-surface-secondary);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm, 8px);
            font-size: 11px;
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .c-onedrive-btn:hover {
            color: var(--color-text-primary);
            border-color: var(--color-text-secondary);
        }

        .c-onedrive-btn.copied {
            background: #10b981 !important;
            border-color: #10b981 !important;
            color: #fff !important;
        }

        .path-hint-bar {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-bottom: var(--space-2);
            text-align: center;
            line-height: 1.5;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
            min-height: 24px;
        }

        .path-hint-bar code {
            font-size: 11px;
            color: var(--color-accent);
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            padding: 2px 6px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            font-family: var(--font-mono);
        }

        /* File List Panel */
        .list-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            display: flex;
            flex-direction: column;
            max-height: 250px;
            overflow: hidden;
            margin-top: 0;
        }

        .list-header {
            height: 42px;
            padding: 0 var(--space-3);
            border-bottom: 1px solid var(--color-border);
            font-size: 12px;
            font-weight: 600;
            color: var(--color-text-secondary);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .list-panel:not(.has-files) .list-header {
            border-bottom: none;
        }

        .file-list {
            list-style: none;
            overflow-y: auto;
            flex-grow: 1;
        }

        .file-item {
            padding: var(--space-1) var(--space-3);
            border-bottom: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            cursor: grab;
            transition: background var(--transition-fast);
        }

        .file-item:last-child {
            border-bottom: none;
        }

        .file-item:hover {
            background: var(--color-surface-secondary);
        }

        .file-item.dragging {
            opacity: 0.5;
            cursor: grabbing;
        }

        .file-info {
            display: flex;
            align-items: center;
            gap: var(--space-1);
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .file-actions {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .btn-icon {
            background: none;
            border: none;
            color: var(--color-text-secondary);
            cursor: pointer;
            padding: 4px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .btn-icon:hover {
            color: var(--color-danger);
            background: var(--color-surface-secondary);
        }

        .order-btn:hover {
            color: var(--color-accent);
            background: var(--color-surface-secondary);
        }

        /* Control Panel (Right Column) */
        .control-panel {
            display: flex;
            flex-direction: column;
            gap: var(--space-2);
        }

        .panel-box {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: var(--space-3);
        }

        .panel-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-secondary);
            margin-bottom: var(--space-2);
        }

        .radio-group {
            display: flex;
            flex-direction: column;
            gap: var(--space-1);
        }

        .radio-label {
            display: flex;
            align-items: center;
            gap: var(--space-1);
            font-size: 13px;
            cursor: pointer;
            color: var(--color-text-primary);
        }

        .radio-label input[type="radio"] {
            accent-color: var(--color-accent);
        }

        #start-btn {
            height: 48px;
            min-height: 48px;
            padding: 0 var(--space-3);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.2px;
            width: 100%;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 0;
            box-sizing: border-box;
            text-align: center;
        }

        .translate-action-group {
            margin-top: 10px;
            display: flex;
            flex-direction: column;
            width: 100%;
        }

        #start-translate-btn {
            height: 46px;
            min-height: 46px;
            padding: 0 var(--space-3);
            font-size: 14.5px;
            font-weight: 600;
            width: 100%;
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
            border-bottom: none;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 0;
            box-sizing: border-box;
            text-align: center;
        }

        .translate-sub-bar {
            display: flex;
            align-items: center;
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
            height: 36px;
            overflow: hidden;
            box-sizing: border-box;
        }

        .translate-sub-bar .lang-select-box {
            flex: 1;
            border: none;
            background-color: transparent;
            padding: 4px 28px 4px 10px;
            font-size: 12.5px;
            outline: none;
            color: var(--color-text-secondary);
            font-weight: 500;
            height: 100%;
            box-shadow: none;
        }

        .translate-sub-bar .lang-select-box:hover,
        .translate-sub-bar .lang-select-box:focus {
            color: var(--color-text-primary);
        }

        .translate-sub-divider {
            width: 1px;
            height: 18px;
            background: var(--color-border);
            flex-shrink: 0;
        }

        #deepl-config-btn {
            border: none;
            background: transparent;
            color: var(--color-text-secondary);
            cursor: pointer;
            padding: 0 12px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13.5px;
            transition: color var(--transition-fast), background-color var(--transition-fast);
            flex-shrink: 0;
        }

        #deepl-config-btn:hover {
            color: var(--color-accent);
            background: var(--color-surface);
        }

        /* Ad Container */
        .ad-container {
            margin: var(--space-2) auto;
            text-align: center;
            overflow: hidden;
            width: 100%;
            max-width: 960px;
        }

        .ad-container ins.adsbygoogle {
            border: none !important;
            outline: none !important;
            background: transparent !important;
        }

        .ad-container ins.adsbygoogle[data-ad-status="unfilled"] {
            display: none !important;
        }

        /* Visual Progress Bar — Utility Tool Aesthetic (AGENTS.md) */
        .progress-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: var(--space-2) var(--space-3);
            margin-bottom: var(--space-2);
            transition: opacity var(--transition-fast);
        }

        .progress-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 6px;
            font-size: 12px;
        }

        .progress-status {
            color: var(--color-text-secondary);
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            padding-right: var(--space-2);
        }

        .progress-percent {
            color: var(--color-text-primary);
            font-family: var(--font-mono);
            font-weight: 600;
            font-size: 12px;
            flex-shrink: 0;
        }

        .progress-track {
            width: 100%;
            height: 6px;
            background: var(--color-surface-secondary);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .progress-bar {
            height: 100%;
            width: 0%;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            transition: width 0.2s ease;
        }

        /* Log / Progress Console */
        .log-panel {
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: var(--space-1) var(--space-2);
            margin-bottom: var(--space-2);
        }

        .log-box {
            font-family: var(--font-mono);
            font-size: 11px;
            color: var(--color-text-secondary);
            max-height: 65px;
            overflow-y: auto;
            white-space: pre-wrap;
            line-height: 1.5;
            scrollbar-width: thin;
        }

        /* Output Area — Modern Utility Aesthetic (AGENTS.md) */
        .output-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: var(--space-4);
            display: none;
        }

        .output-header {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
            margin-bottom: var(--space-3);
        }

        .output-header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .output-title {
            font-size: 16px;
            font-weight: 600;
            letter-spacing: -0.2px;
            color: var(--color-text-primary);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .output-smart-controls {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .output-select-pill {
            padding: 5px 26px 5px 10px !important;
            font-size: 12px !important;
            height: 32px !important;
            border-radius: var(--radius-sm, 8px) !important;
            background-color: var(--color-surface-secondary) !important;
            border: 1px solid var(--color-border) !important;
        }

        .output-translate-cluster {
            display: inline-flex;
            align-items: center;
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm, 8px);
            overflow: hidden;
            height: 32px;
        }

        .output-translate-cluster select {
            border: none !important;
            background: transparent !important;
            height: 100% !important;
            font-size: 12px !important;
            padding: 2px 20px 2px 8px !important;
            color: var(--color-text-primary);
            max-width: 95px;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .output-trans-btn {
            height: 100%;
            border: none;
            border-radius: 0;
            padding: 0 12px;
            font-size: 12px;
            font-weight: 600;
            cursor: pointer;
            white-space: nowrap;
            background: var(--color-accent);
            color: var(--color-accent-fg, #ffffff);
            transition: all var(--transition-fast);
        }

        .output-trans-btn:hover {
            background: var(--color-accent-hover);
        }

        .output-actions-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            padding-top: 12px;
            border-top: 1px solid var(--color-border);
        }

        .output-actions-left {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }

        .output-tool-btn {
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            font-size: 12.5px;
            font-weight: 500;
            padding: 5px 12px;
            height: 30px;
            box-sizing: border-box;
            border-radius: var(--radius-sm, 8px);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: all var(--transition-fast);
            font-family: inherit;
            white-space: nowrap;
        }

        .output-tool-btn:hover {
            background: var(--color-surface);
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .output-tool-btn:active {
            transform: translateY(1px);
        }

        .toolbar-divider {
            width: 1px;
            height: 14px;
            background: var(--color-border);
            margin: 0 4px;
        }

        @media (max-width: 640px) {
            .toolbar-divider {
                display: none;
            }
        }

        .output-report-btn {
            background: rgba(239, 68, 68, 0.08);
            border: 1px solid rgba(239, 68, 68, 0.25);
            color: #ef4444;
            font-size: 12.5px;
            font-weight: 600;
            padding: 5px 12px;
            height: 30px;
            box-sizing: border-box;
            border-radius: var(--radius-sm, 8px);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: all var(--transition-fast);
            font-family: inherit;
            white-space: nowrap;
            margin-left: auto;
        }

        .output-report-btn:hover {
            background: #ef4444;
            color: #ffffff;
            border-color: #ef4444;
        }

        .btn-secondary {
            background: var(--color-surface-secondary);
            color: var(--color-text-primary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 500;
            cursor: pointer;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }

        .btn-secondary:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .output-content {
            font-family: var(--font-mono);
            font-size: 13.5px;
            line-height: 1.7;
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: var(--space-4);
            min-height: 150px;
            height: auto;
            max-height: none;
            overflow: visible;
            white-space: pre-wrap;
            word-break: break-word;
            color: var(--color-text-primary);
        }

        .chat-emoticon {
            width: 1.45em;
            height: 1.45em;
            object-fit: contain;
            vertical-align: -0.32em;
            margin: 0 0.08em;
        }

        .chat-emoticon-alias {
            display: none;
        }

        .chat-hero-portrait {
            width: 1.45em;
            height: 1.45em;
            object-fit: cover;
            vertical-align: -0.32em;
            margin: 0 0.22em 0 0.08em;
            border-radius: 2px;
            user-select: none;
            pointer-events: none;
        }

        .chat-hero-name {
            user-select: text;
        }

        /* Troll report banner styling */
        .troll-banner {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: var(--space-1) var(--space-3);
            margin-bottom: var(--space-3);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: var(--space-2);
            font-size: 13px;
        }

        .troll-text {
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .troll-link {
            color: var(--color-accent);
            text-decoration: none;
            font-weight: 600;
            padding-bottom: 1px;
            transition: opacity var(--transition-fast);
            white-space: nowrap;
        }

        .troll-link:hover {
            opacity: 0.8;
        }

        /* Modal Backdrop */
        .modal-backdrop {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1000;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-normal);
        }

        .modal-backdrop.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* Modal Container */
        .modal-container {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            width: 90%;
            max-width: 720px;
            max-height: 85vh;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-floating);
            transform: scale(0.97);
            transition: transform var(--transition-normal);
            overflow: hidden;
        }

        .modal-backdrop.show .modal-container {
            transform: scale(1);
        }

        .modal-header {
            padding: var(--space-2) var(--space-4);
            border-bottom: 1px solid var(--color-border);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .modal-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            display: flex;
            align-items: center;
            gap: var(--space-1);
        }

        .modal-close-btn {
            background: none;
            border: none;
            color: var(--color-text-secondary);
            font-size: 22px;
            cursor: pointer;
            transition: color var(--transition-fast);
            line-height: 1;
            padding: 0;
        }

        .modal-close-btn:hover {
            color: var(--color-text-primary);
        }

        .modal-body {
            padding: var(--space-4);
            overflow-y: auto;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: var(--space-1);
        }

        .form-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-secondary);
        }

        /* Select box styling */
        .modal-select {
            width: 100%;
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            padding: 8px var(--space-2);
            font-family: inherit;
            font-size: 13px;
            outline: none;
            cursor: pointer;
            transition: border-color var(--transition-fast);
        }

        .modal-select:focus {
            border-color: var(--color-accent);
        }

        /* Evidence selection box */
        .evidence-box {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            background: var(--color-surface-secondary);
            max-height: 240px;
            overflow-y: auto;
            padding: var(--space-1);
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .evidence-item {
            display: flex;
            align-items: flex-start;
            gap: var(--space-1);
            font-size: 13px;
            color: var(--color-text-primary);
            cursor: pointer;
            padding: 4px 6px;
            border-radius: calc(var(--radius-sm) - 4px);
            transition: background var(--transition-fast);
        }

        .evidence-item:hover {
            background: var(--color-surface);
        }

        .evidence-item input[type="checkbox"] {
            margin-top: 3px;
            cursor: pointer;
            accent-color: var(--color-accent);
        }

        /* Preview textarea */
        .preview-area {
            width: 100%;
            height: 180px;
            background: var(--color-surface-secondary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: var(--space-2);
            color: var(--color-text-primary);
            font-family: var(--font-mono);
            font-size: 12px;
            line-height: 1.5;
            resize: none;
            outline: none;
        }

        .modal-footer {
            padding: var(--space-2) var(--space-4);
            border-top: 1px solid var(--color-border);
            display: flex;
            justify-content: flex-end;
            gap: var(--space-2);
        }

        .btn-primary-red {
            background: var(--color-accent);
            border: none;
            color: var(--color-accent-fg);
            padding: 8px var(--space-3);
            border-radius: var(--radius-sm);
            font-family: inherit;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-primary-red:hover {
            background: var(--color-accent-hover);
        }

        /* History Modal Actions */
        .history-modal-header-actions {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--space-3);
            flex-wrap: wrap;
            gap: 8px;
        }

        /* Cookie Consent Banner */
        #cookie-banner {
            position: fixed;
            bottom: 0; left: 0; right: 0;
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            z-index: 99999;
            padding: var(--space-3) var(--space-5);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-4);
            box-shadow: var(--shadow-floating);
            transform: translateY(110%);
            transition: transform 0.3s ease;
        }
        #cookie-banner.cb-show { transform: translateY(0); }
        #cookie-banner-text { font-size: 13px; color: var(--color-text-secondary); line-height: 1.6; flex: 1; }
        #cookie-banner-text a { color: var(--color-accent); text-decoration: none; font-weight: 500; }
        #cookie-banner-text a:hover { text-decoration: underline; }
        #cookie-banner-actions { display: flex; gap: var(--space-1); flex-shrink: 0; }
        #cookie-accept-btn {
            background: var(--color-accent); color: var(--color-accent-fg); border: none;
            border-radius: var(--radius-sm); padding: 8px var(--space-3); font-size: 13px;
            font-weight: 600; cursor: pointer; transition: background var(--transition-fast);
            font-family: inherit; white-space: nowrap;
        }
        #cookie-accept-btn:hover { background: var(--color-accent-hover); }
        #cookie-decline-btn {
            background: var(--color-surface-secondary); color: var(--color-text-primary);
            border: 1px solid var(--color-border); border-radius: var(--radius-sm);
            padding: 8px var(--space-2); font-size: 13px; font-weight: 500; cursor: pointer;
            transition: border-color var(--transition-fast); font-family: inherit; white-space: nowrap;
        }
        #cookie-decline-btn:hover { border-color: var(--color-accent); }
        @media (max-width: 768px) {
            header,
            .header-sticky {
                flex-direction: column;
                align-items: stretch;
                padding: 10px 12px;
                margin: 8px auto 0;
                width: calc(100% - 16px);
                min-height: auto;
                gap: 8px;
                top: 6px;
            }

            .header-brand,
            .header-logo {
                display: flex;
                align-items: center;
                gap: 8px;
                width: 100%;
            }

            .brand-icon,
            .header-logo .brand-icon {
                width: 28px;
                height: 28px;
            }

            .subtitle {
                display: none !important;
            }

            h1 {
                font-size: 15px;
                line-height: 1.35;
            }

            .header-right {
                width: 100%;
                display: flex;
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                justify-content: flex-end;
                gap: 6px;
            }

            .header-system-row {
                width: 100%;
                display: flex;
                align-items: center;
                gap: 5px;
            }

            .header-system-row #donate-btn {
                flex: 1;
                font-size: 11.5px;
                padding: 4px 6px;
                height: 30px;
                box-sizing: border-box;
                display: inline-flex;
                align-items: center;
                justify-content: center;
                white-space: nowrap;
            }

            .header-system-row .online-badge {
                flex: 1;
                font-size: 11.5px;
                padding: 4px 6px;
                height: 30px;
                box-sizing: border-box;
                display: inline-flex;
                align-items: center;
                justify-content: center;
                gap: 4px;
                white-space: nowrap;
            }

            .header-system-row .online-badge #online-text {
                display: inline;
            }

            .header-system-row .theme-btn {
                width: 30px;
                height: 30px;
                flex-shrink: 0;
                box-sizing: border-box;
            }

            .header-system-row .lang-selector-container {
                flex: 1.2;
                min-width: 0;
            }

            .header-system-row .lang-select-box,
            #lang-select {
                width: 100%;
                max-width: 100%;
                height: 30px;
                box-sizing: border-box;
                font-size: 11.5px;
                padding: 4px 20px 4px 8px;
                text-overflow: ellipsis;
            }

            .header-nav-row {
                width: 100%;
                display: flex;
                align-items: center;
                justify-content: flex-start;
                gap: 5px;
            }

            .header-nav-row #nav-home-btn,
            .header-nav-row #tutorial-btn,
            .header-nav-row #history-btn {
                font-size: 11.5px;
                padding: 4px 6px;
                flex: 1;
                justify-content: center;
                text-align: center;
                background: var(--color-surface-secondary);
                border: 1px solid var(--color-border);
                gap: 3px;
                white-space: nowrap;
            }

            .header-nav-row #nav-home-btn {
                font-size: 11px;
            }

            .troll-banner {
                flex-direction: column;
                align-items: stretch;
                padding: 10px 12px;
                gap: 6px;
            }
            .troll-text {
                font-size: 12px;
                line-height: 1.45;
                word-break: break-word;
            }
            .troll-link {
                align-self: flex-end;
                font-size: 12px;
            }

            .dropzone {
                padding: 14px 10px;
            }
            .dropzone-icon {
                font-size: 24px;
                margin-bottom: 4px;
            }
            .dropzone-text {
                font-size: 13px;
                line-height: 1.4;
                word-break: break-word;
                padding: 0 4px;
            }
            .dropzone-subtext {
                font-size: 11.5px;
            }
            .dropzone-folder-row {
                font-size: 11px;
                flex-wrap: wrap;
                justify-content: center;
                gap: 4px;
            }

            .c-drive-copy-bar {
                padding: 6px 8px;
                gap: 6px;
            }
            .c-drive-path-wrap {
                min-width: 100%;
                order: 3;
            }
            .c-drive-btn-group {
                margin-left: auto;
            }

            .path-hint-bar {
                font-size: 11px;
                margin-bottom: var(--space-2);
                gap: 4px;
                padding: 0 4px;
            }
            .path-hint-bar code {
                word-break: break-all;
                white-space: normal;
                font-size: 10px;
                line-height: 1.35;
                padding: 2px 4px;
                text-align: left;
                max-width: 100%;
                display: block;
            }

            .output-header {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
            }
            .output-title {
                font-size: 13px;
            }
            .output-actions {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
                width: 100%;
            }
            .output-actions .btn-secondary {
                padding: 8px 4px;
                font-size: 12px;
                justify-content: center;
                text-align: center;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }
            /* translate group (select + button) and report btn each span full width */
            .output-actions #output-translate-group {
                grid-column: span 2;
                display: flex;
                gap: 6px;
                width: 100%;
            }
            .output-actions #output-translate-group #output-target-lang-select {
                flex: 1;
                min-width: 0;
                width: auto;
                font-size: 12px;
                padding: 6px 22px 6px 6px;
            }
            .output-actions #output-translate-group #output-translate-btn {
                flex-shrink: 0;
                white-space: nowrap;
                padding: 8px 10px;
            }
            /* player filter: also span full width when visible */
            .output-actions #player-filter-select {
                grid-column: span 2;
                width: 100% !important;
                font-size: 12px !important;
                padding: 6px 22px 6px 6px !important;
            }
            /* trans-mode-container: span full width */
            .output-actions #trans-mode-container {
                grid-column: span 2;
                width: 100%;
            }
            .output-actions #trans-mode-container #trans-mode-select {
                width: 100%;
                font-size: 12px;
                padding: 6px 22px 6px 6px;
            }
            /* report button: span full width */
            .output-actions #report-btn {
                grid-column: span 2;
            }
            .output-content {
                font-size: 12px;
                padding: 12px 10px;
                line-height: 1.55;
            }

            .modal-container {
                width: 95% !important;
                max-width: 95vw !important;
                max-height: 90vh !important;
                margin: auto;
            }
            .modal-header {
                padding: 10px 14px;
            }
            .modal-title {
                font-size: 14px;
            }
            .modal-body {
                padding: 12px 14px;
                gap: 10px;
                max-height: calc(90vh - 110px);
            }
            .modal-footer {
                padding: 10px 14px;
                flex-wrap: wrap;
                gap: 8px;
                justify-content: stretch;
            }
            .modal-footer button {
                flex: 1;
                min-width: 100px;
                text-align: center;
                justify-content: center;
            }
            #offending-player-grid {
                grid-template-columns: 1fr !important;
            }

            #cookie-banner {
                flex-direction: column;
                align-items: flex-start;
                padding: var(--space-3);
                gap: var(--space-2);
            }
            #cookie-banner-actions {
                width: 100%;
            }
            #cookie-accept-btn,
            #cookie-decline-btn {
                flex: 1;
                text-align: center;
            }
        }

        #toast-msg {
            position: fixed;
            bottom: var(--space-4);
            left: 50%;
            transform: translateX(-50%) translateY(16px);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            padding: 10px var(--space-4);
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 500;
            opacity: 0;
            transition: opacity var(--transition-normal), transform var(--transition-normal);
            z-index: 99999;
            pointer-events: none;
            max-width: 90vw;
            text-align: center;
            white-space: pre-line;
            box-shadow: var(--shadow-floating);
        }
        #toast-msg.show {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }

        /* ── 分享模式样式定制 ── */
        body.share-mode .troll-banner,
        body.share-mode .workspace-grid,
        body.share-mode #setup-overlay,
        body.share-mode .log-panel,
        body.share-mode .ad-container {
            display: none !important;
        }
        body.share-mode #output-panel {
            display: block !important;
            margin-top: 0 !important;
        }
        body.share-mode #nav-home-btn,
        body.share-mode #output-translate-group,
        body.share-mode #report-btn {
            display: inline-flex !important;
        }

        /* ── 自定义分享弹窗样式 ── */
        .modal-overlay {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 99999;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-normal);
        }
        .modal-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }
        .modal-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: var(--space-4);
            width: 90%;
            max-width: 480px;
            box-shadow: var(--shadow-floating);
            transform: scale(0.97);
            transition: transform var(--transition-normal);
        }
        .modal-overlay.show .modal-card {
            transform: scale(1);
        }

/* ── 文章与子页面通用排版样式 (Privacy, Terms, Tutorial) ── */
.container-doc {
    max-width: 860px;
    margin: 0 auto;
    padding: var(--space-4) var(--space-4) var(--space-7);
}

.header-sticky .back-btn {
    margin-bottom: 0;
}

.lang-btn {
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    cursor: pointer;
    color: var(--color-text-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    transition: border-color var(--transition-fast);
    font-family: inherit;
}

.lang-btn:hover {
    border-color: var(--color-accent);
}

.lang-icon { width: 14px; height: 14px; }

.lang-dropdown-menu {
    position: absolute;
    top: 40px;
    right: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 6px;
    width: 130px;
    box-shadow: var(--shadow-floating);
    display: none;
    flex-direction: column;
    gap: 2px;
    z-index: 10000;
}

.lang-dropdown-menu.show { display: flex; }

.lang-dropdown-menu button {
    padding: 6px 12px;
    border: none;
    background: none;
    color: var(--color-text-primary);
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-align: left;
    transition: background var(--transition-fast), color var(--transition-fast);
    font-family: inherit;
}

.lang-dropdown-menu button:hover {
    background: var(--color-surface-secondary);
    color: var(--color-accent);
}

.theme-popover-wrap {
    position: relative;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-surface-secondary);
    color: var(--color-text-primary);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: border-color var(--transition-fast), color var(--transition-fast);
    white-space: nowrap;
    margin-bottom: var(--space-4);
}

.back-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.hero {
    text-align: center;
    padding: var(--space-6) var(--space-4) var(--space-4);
}

.hero h1 {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.hero p {
    font-size: 15px;
    color: var(--color-text-secondary);
    max-width: 560px;
    margin: 0 auto;
}

.doc-content h1 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-2);
}

.doc-content h2 {
    font-size: 18px;
    font-weight: 600;
    margin-top: var(--space-5);
    margin-bottom: var(--space-2);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 6px;
}

.doc-content p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
}

.doc-content ul {
    margin-left: var(--space-4);
    margin-bottom: var(--space-3);
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

.doc-content li { margin-bottom: 6px; }

.doc-content a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.doc-content a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

.doc-content code {
    background: var(--color-surface-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--color-text-primary);
}

.doc-content table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin: var(--space-4) 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.doc-content th {
    text-align: left;
    padding: 10px var(--space-3);
    color: var(--color-text-primary);
    font-weight: 600;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-secondary);
}

.doc-content td {
    padding: 10px var(--space-3);
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

.doc-footer {
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
    text-align: center;
    font-size: 13px;
    color: var(--color-text-secondary);
}

/* ── 教程页独有组件 ── */
.steps {
    display: flex;
    flex-direction: column;
}

.step {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-5) 0;
    border-bottom: 1px solid var(--color-border);
}

.step:last-child {
    border-bottom: none;
}

.step-num {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-accent);
    margin-top: 2px;
}

.step-body {
    flex: 1;
    min-width: 0;
}

.step-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.step-desc {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-bottom: var(--space-2);
    line-height: 1.6;
}

.path-block {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin: var(--space-2) 0;
}

.path-block-label {
    padding: 6px var(--space-3);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-secondary);
    color: var(--color-text-secondary);
}

.path-code {
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--color-text-primary);
    word-break: break-all;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}

.copy-path-btn {
    flex-shrink: 0;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-surface-secondary);
    color: var(--color-text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: border-color var(--transition-fast), color var(--transition-fast);
    font-family: inherit;
}

.copy-path-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.info-box {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: 13px;
    margin: var(--space-2) 0;
    line-height: 1.6;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
}

.info-box-icon {
    font-size: 15px;
    flex-shrink: 0;
    margin-top: 1px;
}

.tag {
    display: inline-block;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    background: var(--color-surface-secondary);
    color: var(--color-accent);
    border: 1px solid var(--color-border);
    margin-left: 4px;
    vertical-align: middle;
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: var(--space-6) 0 var(--space-3);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border);
}

.faq-item {
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
}

.faq-q {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 6px;
    display: flex;
    gap: var(--space-1);
}

.faq-q::before {
    content: "Q";
    color: var(--color-accent);
    flex-shrink: 0;
}

.faq-a {
    font-size: 13px;
    color: var(--color-text-secondary);
    padding-left: var(--space-3);
    line-height: 1.6;
}

.cta {
    text-align: center;
    padding: var(--space-5) 0 0;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 10px var(--space-4);
    border-radius: var(--radius-sm);
    background: var(--color-accent);
    color: var(--color-accent-fg);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.cta-btn:hover {
    background: var(--color-accent-hover);
}

.ad-slot {
    margin: var(--space-4) 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    text-align: center;
}

.ad-slot ins.adsbygoogle {
    border: none !important;
    outline: none !important;
    background: transparent !important;
}

.ad-slot ins.adsbygoogle[data-ad-status="unfilled"] {
    display: none !important;
}

@media (max-width: 640px) {
    .container-doc { padding: 0 var(--space-2) var(--space-6); }
    .doc-content h1 { font-size: 20px; }
    .doc-content h2 { font-size: 16px; margin-top: var(--space-4); }
    .doc-content table { font-size: 12px; display: block; overflow-x: auto; }
    .doc-content th, .doc-content td { padding: 8px 10px; }
    .step { gap: var(--space-2); padding: var(--space-3); }
    .step-num { width: 28px; height: 28px; font-size: 13px; }
    .step-title { font-size: 14px; }
    .path-code { font-size: 11px; flex-wrap: wrap; gap: 6px; }
    .path-code span { word-break: break-all; }
    .info-box { font-size: 12px; padding: 8px 10px; }
    .faq-q { font-size: 13px; }
    .faq-a { font-size: 12px; padding-left: var(--space-2); }
}

/* ============================================================
   C-Drive & OneDrive Quick Path Copy Bar
   ============================================================ */
.c-drive-copy-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm, 8px);
    padding: 8px 12px;
    margin-top: 10px;
    margin-bottom: 12px;
    transition: border-color 0.15s ease;
}
.c-drive-copy-bar:hover {
    border-color: var(--color-accent);
}
.c-drive-badge {
    display: inline-flex;
    align-items: center;
    background: var(--color-surface-secondary);
    color: var(--color-text-secondary);
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: var(--radius-sm, 8px);
    border: 1px solid var(--color-border);
    flex-shrink: 0;
}
.c-drive-path-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    min-width: 0;
    flex: 1;
    user-select: text;
}
.c-drive-hint {
    font-size: 11.5px;
    color: var(--color-text-secondary);
    flex-shrink: 0;
}
.c-drive-code {
    font-family: var(--font-mono, monospace);
    font-size: 11.5px;
    color: var(--color-text-primary);
    background: var(--color-surface-secondary);
    padding: 3px 8px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: border-color 0.15s ease;
    user-select: all;
    cursor: pointer;
}
.c-drive-path-wrap:hover .c-drive-code {
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.c-drive-btn-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.c-drive-copy-btn,
.c-onedrive-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-size: 11.5px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: var(--radius-sm, 8px);
    cursor: pointer;
    transition: all 0.15s ease;
}
.c-drive-copy-btn:hover,
.c-onedrive-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.c-drive-copy-btn.copied,
.c-onedrive-btn.copied {
    border-color: #22c55e;
    color: #22c55e;
}
@media (max-width: 640px) {
    .c-drive-copy-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .c-drive-btn-group {
        width: 100%;
        justify-content: flex-end;
    }
}

/* ============================================================
   Match Summary Card & Interactive 5v5 Team Roster Board
   ============================================================ */
.match-summary-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md, 12px);
    padding: 16px;
    margin-bottom: 16px;
}
.match-summary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 14px;
}
.match-map-title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.match-map-icon {
    font-size: 18px;
}
.match-map-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-primary);
}
.match-file-tag {
    font-size: 11.5px;
    font-family: var(--font-mono, monospace);
    color: var(--color-text-muted);
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    padding: 2px 8px;
    border-radius: var(--radius-sm, 8px);
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.match-meta-badges {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.meta-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    padding: 4px 10px;
    border-radius: var(--radius-sm, 8px);
    font-size: 12px;
    font-weight: 500;
    color: var(--color-text-secondary);
}
.meta-pill .pill-icon {
    font-size: 12px;
}

/* 5v5 Roster Board */
.roster-board {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 12px;
    align-items: stretch;
}
@media (max-width: 768px) {
    .roster-board {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .roster-vs-divider {
        display: none !important;
    }
}
.roster-team {
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm, 8px);
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.roster-team.roster-blue {
    border-left: 3px solid #3b82f6;
}
.roster-team.roster-red {
    border-left: 3px solid #ef4444;
}
.roster-team-title {
    font-size: 12.5px;
    font-weight: 700;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 2px;
}
.roster-player-grid {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.roster-player-chip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm, 8px);
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease;
    text-align: left;
    user-select: none;
}
.roster-player-chip:hover {
    border-color: var(--color-accent);
}
.roster-player-chip.active {
    border-color: var(--color-accent);
    background: var(--color-accent-subtle, rgba(124, 92, 255, 0.1));
}
.roster-player-main {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}
.roster-player-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}
.roster-blue .roster-player-avatar {
    border: 1.5px solid #3b82f6;
}
.roster-red .roster-player-avatar {
    border: 1.5px solid #ef4444;
}
.roster-player-names {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.roster-player-tag {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.25;
}
.roster-player-hero {
    font-size: 11px;
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}
.roster-count-badge {
    font-size: 11px;
    padding: 2px 7px;
    border-radius: var(--radius-sm, 8px);
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-weight: 600;
    flex-shrink: 0;
}
.roster-vs-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 12px;
    color: var(--color-text-muted);
    padding: 0 4px;
}

/* Active Filter Strip */
.active-filter-strip {
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-sm, 8px);
    padding: 8px 14px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}
.filter-desc {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--color-text-primary);
}
.filter-clear-btn {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    padding: 4px 10px;
    border-radius: var(--radius-sm, 8px);
    font-size: 12px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.15s ease;
}
.filter-clear-btn:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* Chat Message Rows (Clean, Continuous Log Stream, No Boxed Borders - Scheme A) */
.chat-msg-row {
    padding: 4px 8px;
    margin-bottom: 2px;
    font-size: 13px;
    line-height: 1.6;
    color: var(--color-text-primary);
    word-break: break-word;
    display: block;
    border-radius: var(--radius-sm, 6px);
    transition: background-color 0.12s ease;
}
.chat-msg-row:hover {
    background-color: var(--color-surface);
}
.chat-msg-header-inline {
    display: inline;
    white-space: normal;
}
.chat-msg-time {
    font-size: 11.5px;
    color: var(--color-text-muted);
    font-family: var(--font-mono, monospace);
    margin-right: 5px;
    font-weight: 400;
}
.chat-msg-team-dot {
    margin-right: 4px;
    font-size: 12px;
}
.chat-msg-name {
    font-weight: 700;
    font-size: 13px;
    color: var(--color-text-primary);
    margin-right: 4px;
}
.chat-msg-name:hover {
    color: var(--color-accent);
    text-decoration: underline;
}
.chat-msg-hero {
    font-size: 12px;
    font-weight: 400;
    color: var(--color-text-secondary);
    margin-right: 2px;
}
.chat-msg-body {
    font-size: 13px;
    font-weight: 500;
    line-height: 1.6;
    color: var(--color-text-primary);
    display: inline;
}

/* Layout 2: Stacked Rows (上下分行，CSS Grid 使得译文精准对齐正文起始 X 轴下方) */
.chat-msg-row.layout-stacked {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 2px;
    align-items: baseline;
}
.chat-msg-row.layout-stacked .chat-msg-header-inline {
    grid-column: 1;
    grid-row: 1;
    white-space: nowrap;
}
.chat-msg-row.layout-stacked .chat-msg-body {
    grid-column: 2;
    grid-row: 1;
}
.chat-msg-row.layout-stacked .chat-trans-inline {
    grid-column: 2;
    grid-row: 2;
    margin: 2px 0 2px 0;
    padding: 1px 0 2px 0;
    font-size: 12.5px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

/* Layout 1: Inline Hybrid (融合同行显示，纯箭头指示) */
.chat-trans-fusion {
    display: inline;
    margin-left: 8px;
    font-size: 12.5px;
    line-height: 1.5;
    color: var(--color-text-primary);
}
.chat-trans-arrow {
    color: var(--color-accent);
    font-weight: 700;
    margin-right: 5px;
    font-size: 11px;
}
/* Layout 3: Side-by-Side Dual Column (左右双栏并列) */
.chat-msg-row.layout-split {
    display: flex;
    align-items: baseline;
    gap: 16px;
}
.chat-split-left {
    flex: 1 1 52%;
    min-width: 0;
}
.chat-split-right {
    flex: 1 1 48%;
    min-width: 0;
    font-size: 12.5px;
    line-height: 1.5;
    color: var(--color-text-primary);
    border-left: 2px solid var(--color-accent);
    padding-left: 8px;
}
.chat-hero-portrait {
    width: 1.4em;
    height: 1.4em;
    object-fit: cover;
    vertical-align: -0.28em;
    margin: 0 4px 0 2px;
    border-radius: 50% !important;
}
.chat-hero-portrait.team-blue {
    border: 1.5px solid #3b82f6 !important;
}
.chat-hero-portrait.team-red {
    border: 1.5px solid #ef4444 !important;
}

/* Sticky Quick Actions Bar */
.sticky-quick-bar {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    border-radius: var(--radius-md, 12px);
    padding: 6px 10px;
    display: none;
    align-items: center;
    gap: 6px;
    z-index: 999;
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.sticky-quick-bar.visible {
    display: inline-flex;
}
.quick-bar-btn {
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 10px;
    border-radius: var(--radius-sm, 8px);
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.quick-bar-btn:hover {
    background: var(--color-surface-secondary);
    color: var(--color-accent);
}
.quick-bar-divider {
    width: 1px;
    height: 16px;
    background: var(--color-border);
}
.quick-bar-seg-group {
    display: inline-flex;
    align-items: center;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm, 8px);
    padding: 2px;
    gap: 2px;
}
.sticky-translate-cluster {
    display: inline-flex;
    align-items: center;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm, 8px);
    overflow: hidden;
    height: 28px;
    margin-left: 2px;
}
.sticky-trans-select {
    border: none !important;
    background: transparent !important;
    height: 100% !important;
    font-size: 11.5px !important;
    padding: 1px 18px 1px 6px !important;
    color: var(--color-text-primary);
    cursor: pointer;
    outline: none;
    font-family: inherit;
    width: 82px;
    max-width: 82px;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.sticky-trans-btn {
    height: 100%;
    border: none;
    background: var(--color-accent);
    color: var(--color-accent-fg, #ffffff);
    font-size: 11.5px;
    font-weight: 600;
    padding: 0 10px;
    cursor: pointer;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    transition: background var(--transition-fast);
}
.sticky-trans-btn:hover {
    background: var(--color-accent-hover);
}
.quick-bar-seg-btn {
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: 11.5px;
    font-weight: 500;
    padding: 3px 8px;
    border-radius: calc(var(--radius-sm, 8px) - 2px);
    cursor: pointer;
    transition: all 0.12s ease;
    font-family: inherit;
}
.quick-bar-seg-btn:hover {
    color: var(--color-text-primary);
}
.quick-bar-seg-btn.active {
    background: var(--color-accent);
    color: var(--color-accent-fg, #ffffff);
    font-weight: 600;
}
@media (max-width: 640px) {
    .sticky-quick-bar {
        bottom: 16px;
        right: 12px;
        left: 12px;
        justify-content: space-around;
        padding: 6px 8px;
    }
    .quick-bar-btn {
        padding: 5px 8px;
        font-size: 11.5px;
    }
}

/* Modal Tabs (Donate & Sponsors) */
.modal-tabs-header {
    display: flex;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm, 8px);
    padding: 3px;
    gap: 4px;
    margin-bottom: 16px;
}
.modal-tab-btn {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 12.5px;
    font-weight: 600;
    padding: 7px 12px;
    border-radius: calc(var(--radius-sm, 8px) - 2px);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all var(--transition-fast);
    font-family: inherit;
}
.modal-tab-btn:hover {
    color: var(--color-text-primary);
}
.modal-tab-btn.active {
    background: var(--color-surface);
    color: var(--color-accent);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Sponsors Cards & Crypto List */
.sponsor-card-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-decoration: none;
    padding: 10px 14px;
    border-radius: var(--radius-sm, 8px);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: border-color var(--transition-fast), transform var(--transition-fast);
}
.sponsor-card-link:hover {
    border-color: var(--color-accent);
    transform: translateY(-1px);
}
.crypto-list-container {
    min-height: 80px;
    max-height: 220px;
    overflow-y: auto;
}
.crypto-empty-box {
    background: var(--color-surface);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-sm, 8px);
    padding: 16px 14px;
    text-align: center;
}