/* ========================================
   域名健康检测报告 - 样式表
   从 s/index.html 提取并重组
   ======================================== */

/* ===== CSS Variables ===== */
:root {
    --bg-primary: #f4f6f9;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: #1e293b;
    --bg-sidebar-hover: #334155;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-inverse: #f8fafc;
    --border-primary: #e2e8f0;
    --border-secondary: #cbd5e1;
    --accent-primary: #3b82f6;
    --accent-hover: #2563eb;
    --accent-subtle: rgba(59, 130, 246, 0.1);
    --success: #10b981;
    --success-bg: #ecfdf5;
    --warning: #f59e0b;
    --warning-bg: #fffbeb;
    --danger: #ef4444;
    --danger-bg: #fef2f2;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', 'JetBrains Mono', Consolas, monospace;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

html { overflow-y: auto; height: auto; }
body {
    background: var(--bg-primary);
    font-family: var(--font-sans);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* ===== Main Content ===== */
.main-content {
    width: 1024px;
    max-width: 100%;
    margin: 0 auto;
    padding: 24px 0 0;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

/* Content Area */
.content-area {
    flex: 1;
    padding: 32px;
    position: relative;
    z-index: 0;
}

/* Report Header */
.report-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.report-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    margin: 0;
}

/* Recheck Button */
.btn-recheck {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-primary, #3b82f6);
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
    user-select: none;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.5;
    outline: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    text-decoration: none;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.btn-recheck:hover {
    background: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}
.btn-recheck:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(37, 99, 235, 0.2);
}
.btn-recheck:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}
.btn-recheck-icon {
    font-size: 14px;
    line-height: 1;
    flex-shrink: 0;
}

/* Cache Indicator */
.cache-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    margin-bottom: 16px;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: #92400e;
}
.cache-icon {
    font-size: 16px;
    flex-shrink: 0;
}
.cache-text {
    line-height: 1.5;
}

/* ===== Score Card ===== */
.score-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    position: relative;
}
.score-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #16a34a, #2563eb, #d97706, #dc2626);
    opacity: 0.6;
}
.score-card-header {
    display: flex;
    align-items: center;
    gap: 28px;
}
.score-visual {
    position: relative;
    flex-shrink: 0;
}
.score-ring {
    width: 140px;
    height: 140px;
    position: relative;
}
.score-ring canvas {
    width: 100%;
    height: 100%;
}
.score-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}
.score-domain {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-family: var(--font-mono);
    letter-spacing: -0.3px;
    line-height: 1.3;
}
.score-grade {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 10px 22px;
    border-radius: 28px;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 22px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.score-grade:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
.score-grade.excellent {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    color: #047857;
    border: 1px solid rgba(22, 163, 74, 0.2);
}
.score-grade.good {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: #1e40af;
    border: 1px solid rgba(37, 99, 235, 0.2);
}
.score-grade.warning {
    background: linear-gradient(135deg, #fffbeb, #fef3c7);
    color: #b45309;
    border: 1px solid rgba(217, 119, 6, 0.2);
}
.score-grade.danger {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    color: #b91c1c;
    border: 1px solid rgba(220, 38, 38, 0.2);
}
.score-mid-row {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 16px;
}
.score-summary {
    flex: 0 1 auto;
    max-width: 260px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.65;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-primary);
    min-width: 0;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.score-issues-inline {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-content: flex-start;
}
.score-issues-inline:empty {
    display: none;
}
.score-issues-inline .issue-tag {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 14px;
    gap: 4px;
}
.score-issues-inline .issue-tag::before {
    font-size: 10px;
}
.score-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}
.score-stat {
    background: linear-gradient(145deg, var(--bg-tertiary), var(--bg-secondary));
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-primary);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.score-stat:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}
.score-stat-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.score-stat-label::before {
    content: '•';
    color: var(--accent-primary);
    font-size: 10px;
}
.score-stat-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-mono);
}
.issue-tag {
    font-size: 13px;
    padding: 8px 14px;
    background: var(--warning-bg);
    color: #b45309;
    border: 1px solid rgba(217, 119, 6, 0.2);
    border-radius: 24px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    flex-shrink: 0;
}
.issue-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(217, 119, 6, 0.2);
}
.issue-tag::before {
    content: '⚠';
    font-size: 11px;
}
.issue-tag.success {
    background: var(--success-bg);
    color: #047857;
    border-color: rgba(22, 163, 74, 0.2);
}
.issue-tag.success::before {
    content: '✓';
}
.issue-tag.danger {
    background: var(--danger-bg);
    color: #991b1b;
    border-color: rgba(239, 68, 68, 0.3);
}
.issue-tag.danger::before {
    content: '✕';
}

/* ===== Alert Banner ===== */
.alert-banner {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 14px;
}
.alert-banner.danger {
    background: var(--danger-bg);
    border: 1px solid #fecaca;
    color: #991b1b;
}
.alert-banner.warning {
    background: var(--warning-bg);
    border: 1px solid #fde68a;
    color: #92400e;
}
.alert-banner .icon {
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}
.alert-banner .content {
    flex: 1;
}
.alert-banner .title {
    font-weight: 600;
    margin-bottom: 4px;
}
.alert-banner .desc {
    font-size: 13px;
    opacity: 0.9;
}

/* ===== Panel Summary Content (AI) ===== */
.panel-summary-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}
.panel-summary-title::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--accent-primary);
    border-radius: 2px;
}
.ai-insight-body-panel {
    font-size: 14px;
    line-height: 1.85;
    color: var(--text-secondary);
    white-space: pre-wrap;
}
.ai-insight-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 14px;
}
.ai-insight-loading .spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-primary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ===== AI 手动触发 & 权限提示 ===== */
.ai-manual-trigger {
    text-align: center;
    padding: 24px 16px;
}
.ai-manual-status {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.ai-manual-status::before {
    content: '✅';
    font-size: 16px;
}
.ai-manual-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 28px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    border-radius: 24px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.35);
}
.ai-manual-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.45);
}
.ai-manual-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.ai-auth-prompt {
    text-align: center;
    padding: 28px 16px;
}
.ai-auth-prompt-icon {
    font-size: 40px;
    margin-bottom: 12px;
}
.ai-auth-prompt-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 18px;
    line-height: 1.6;
}
.ai-auth-prompt-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}
.ai-auth-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 28px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
    white-space: nowrap;
}
.ai-auth-btn-login {
    background: var(--accent-primary);
    color: #fff;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.25);
}
.ai-auth-btn-login:hover {
    background: #2563eb;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
}
.ai-auth-btn-register {
    background: #fff;
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}
.ai-auth-btn-register:hover {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
    transform: translateY(-1px);
}
.ai-auth-btn:active {
    transform: scale(0.96);
}
.ai-auth-btn:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}
.ai-auth-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== AI 购买提示 ===== */
.ai-purchase-prompt {
    text-align: center;
    padding: 24px 16px;
}
.ai-purchase-prompt-icon {
    font-size: 40px;
    margin-bottom: 10px;
}
.ai-purchase-prompt-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.6;
}
.ai-purchase-stats {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 18px;
}
.ai-purchase-stat {
    text-align: center;
}
.ai-purchase-stat-value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1.2;
}
.ai-purchase-stat-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}
.ai-purchase-price {
    font-size: 18px;
    font-weight: 700;
    color: #f59e0b;
    margin-bottom: 18px;
}
.ai-purchase-actions {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}
.ai-purchase-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 22px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    white-space: nowrap;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    color: #fff;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}
.ai-purchase-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(245, 158, 11, 0.45);
}
.ai-purchase-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}
.ai-purchase-btn-5 {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}
.ai-purchase-btn-5:hover {
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.45);
}

/* AI 面板按钮响应式 */
@media (max-width: 480px) {
    .ai-auth-prompt-actions {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    .ai-auth-btn {
        width: 100%;
        max-width: 220px;
    }
}

/* ===== Detail Section ===== */
.detail-section {
    margin-top: 12px;
}
.detail-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}
.detail-layout {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    min-height: 480px;
}

/* ===== Horizontal Tab Nav (检测项目，位于评分卡片下方) ===== */
.detail-nav {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    padding: 6px 8px;
    margin-bottom: 16px;
    gap: 0;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.detail-nav-header {
    flex-shrink: 0;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-muted);
    padding: 8px 14px;
    margin-right: 4px;
    border-right: 1px solid var(--border-primary);
    white-space: nowrap;
    letter-spacing: 0.3px;
}
.detail-nav-list {
    list-style: none;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 2px;
    margin: 0;
    padding: 0;
}
.detail-nav-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    user-select: none;
    white-space: nowrap;
    position: relative;
}
.detail-nav-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}
.detail-nav-item.active {
    background: var(--accent-subtle);
    color: var(--accent-primary);
    font-weight: 600;
}
.detail-nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -7px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 24px);
    height: 3px;
    background: var(--accent-primary);
    border-radius: 3px 3px 0 0;
}
.detail-nav-icon {
    font-size: 15px;
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}
.detail-nav-label {
    white-space: nowrap;
}
.detail-nav-status {
    font-size: 11px;
    font-weight: 600;
    padding: 1px 7px;
    border-radius: 10px;
    flex-shrink: 0;
}
.detail-nav-status-waiting {
    background: #f1f5f9;
    color: #94a3b8;
}
.detail-nav-status-success {
    background: #dcfce7;
    color: #166534;
}
.detail-nav-status-warning {
    background: #fef3c7;
    color: #92400e;
}
.detail-nav-status-danger {
    background: #fee2e2;
    color: #991b1b;
}
.detail-nav-status-disabled {
    background: #f8fafc;
    color: #cbd5e1;
}
/* Summary-type nav items (AI) */
.detail-nav-summary {
    font-weight: 500;
}
.detail-nav-summary .detail-nav-icon {
    font-size: 16px;
}
.detail-nav-separator {
    width: 1px;
    height: 20px;
    background: var(--border-primary);
    margin: 0 6px;
    flex-shrink: 0;
    align-self: center;
}

/* Panels */
.detail-panels {
    min-width: 0;
    background: var(--bg-card);
    position: relative;
}
.detail-panel {
    display: none;
    padding: 28px 32px;
    animation: detailFadeIn 0.25s ease;
}
.detail-panel.active {
    display: block;
}
/* Improvement Suggestion Card - shown in each content panel */
.detail-improvement-suggestion {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    line-height: 1.65;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    animation: suggestionSlideIn 0.35s ease;
}
.detail-improvement-suggestion::before {
    content: '💡';
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 1px;
}
.detail-improvement-suggestion.danger {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border: 1px solid #fecaca;
    color: #991b1b;
}
.detail-improvement-suggestion.warning {
    background: linear-gradient(135deg, #fffbeb, #fef3c7);
    border: 1px solid #fde68a;
    color: #92400e;
}
.detail-improvement-suggestion .suggestion-label {
    font-weight: 700;
    margin-right: 4px;
    white-space: nowrap;
}
@keyframes suggestionSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes detailFadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Module Content Styles ===== */
.module-summary {
    padding: 14px 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.module-summary.success { background: var(--success-bg); color: #047857; }
.module-summary.warning { background: var(--warning-bg); color: #b45309; }
.module-summary.danger { background: var(--danger-bg); color: #b91c1c; }
.pass { background: var(--success-bg); color: #047857; }
.warn { background: var(--warning-bg); color: #b45309; }

.whois-error-box { background: #fef2f2; border: 1px solid #fecaca; border-radius: 8px; padding: 12px 14px; margin-top: 8px; }
.whois-error-title { font-weight: 700; font-size: 14px; color: #dc2626; margin-bottom: 6px; }
.whois-error-msg { font-size: 12px; color: #4b5563; line-height: 1.5; }

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}
.info-row {
    display: flex;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 13px;
}
.info-label {
    color: var(--text-muted);
    min-width: 100px;
    flex-shrink: 0;
}
.info-value {
    font-weight: 500;
    word-break: break-all;
}

.status-badge {
    display: inline-flex;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
}
.status-badge.pass { background: var(--success-bg); color: #047857; }
.status-badge.warn { background: var(--warning-bg); color: #b45309; }
.status-badge.danger { background: var(--danger-bg); color: #b91c1c; }

/* DNS */
.dns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 12px;
}
.dns-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    padding: 14px;
    transition: border-color var(--transition-fast);
}
.dns-card:hover {
    border-color: var(--accent-primary);
}
.dns-card-type {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.dns-card-type .type-badge {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    background: var(--accent-subtle);
    color: var(--accent-primary);
    border-radius: 4px;
}
.dns-card-value {
    font-size: 13px;
    word-break: break-all;
    line-height: 1.6;
    font-family: var(--font-mono);
}
.dns-card-value .ttl {
    font-size: 11px;
    color: var(--text-muted);
    margin-left: 8px;
}

/* SSL */
.ssl-progress {
    height: 8px;
    background: var(--border-primary);
    border-radius: 4px;
    margin: 10px 0;
    overflow: hidden;
}
.ssl-progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}
.ssl-progress-fill.safe { background: var(--success); }
.ssl-progress-fill.warn { background: var(--warning); }
.ssl-progress-fill.danger { background: var(--danger); }

/* HTTP */
.http-display {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}
.http-code {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -1px;
}
.http-code.success { color: var(--success); }
.http-code.warning { color: var(--warning); }
.http-code.danger { color: var(--danger); }
.http-text {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Whois */
.whois-timeline {
    padding-left: 20px;
    border-left: 2px solid var(--border-primary);
}
.whois-item {
    position: relative;
    padding: 10px 0 10px 18px;
}
.whois-item::before {
    content: '';
    position: absolute;
    left: -26px;
    top: 16px;
    width: 10px;
    height: 10px;
    background: var(--accent-primary);
    border-radius: 50%;
    border: 2px solid var(--bg-card);
    box-shadow: 0 0 0 2px var(--accent-primary);
}
.whois-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 2px;
}
.whois-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Security */
.security-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.security-item {
    padding: 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
}
.security-item-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}
.security-item-name {
    font-size: 14px;
    font-weight: 600;
}
.security-item-status {
    font-size: 12px;
    font-weight: 600;
    padding: 2px 10px;
    border-radius: 10px;
}
.security-item-status.safe { background: var(--success-bg); color: #047857; }
.security-item-status.flagged { background: var(--danger-bg); color: #b91c1c; }
.security-item-status.skipped { background: var(--bg-tertiary); color: var(--text-muted); }
.security-item-detail {
    font-size: 12px;
    color: var(--text-muted);
}

/* SEO */
.seo-section {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 14px;
}
.seo-section-header {
    font-size: 14px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 6px;
}
.seo-section-desc {
    font-size: 12px;
    color: #9ca3af;
    margin-bottom: 12px;
}
.seo-section-desc code {
    background: #f1f5f9;
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 11px;
}
.seo-engine-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
}
.seo-engine-item-link {
    text-decoration: none;
    color: inherit;
    display: block;
}
.seo-engine-item {
    background: var(--engine-bg, #f8fafc);
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 12px;
    transition: all 0.2s;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.seo-engine-item:hover {
    border-color: var(--engine-color, #6366f1);
}
.seo-engine-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}
.seo-engine-name {
    font-weight: 700;
    font-size: 13px;
    color: #1f2937;
}
.seo-engine-arrow {
    font-size: 11px;
    color: #9ca3af;
    opacity: 0;
    transition: opacity 0.2s;
}
.seo-engine-item:hover .seo-engine-arrow { opacity: 1; }
.seo-engine-count {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 20px;
    display: inline-block;
}
.seo-status-indexed { background: #dcfce7; color: #166534; }
.seo-status-none { background: #f3f4f6; color: #6b7280; }
.seo-status-unknown { background: #fef3c7; color: #92400e; }
.seo-meta-row {
    padding: 10px 12px;
    border-bottom: 1px solid #f3f4f6;
}
.seo-meta-row:last-child { border-bottom: none; }
.seo-meta-row.seo-meta-missing {
    background: #fffbeb;
    border-radius: 8px;
    border-bottom: none;
    margin-top: 4px;
}
.seo-meta-label {
    font-size: 12px;
    font-weight: 600;
    color: #6b7280;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.seo-meta-len {
    font-weight: 400;
    color: #9ca3af;
    font-size: 11px;
    background: #f3f4f6;
    padding: 1px 6px;
    border-radius: 4px;
}
.seo-meta-value {
    font-size: 13px;
    color: #1f2937;
    line-height: 1.5;
}
.seo-meta-value.text-muted { color: #9ca3af; }
.seo-desc { font-size: 12px; color: #4b5563; }
.seo-meta-quality {
    margin-top: 4px;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    display: inline-block;
}
.seo-meta-good { background: #dcfce7; color: #166534; }
.seo-meta-warn { background: #fef3c7; color: #92400e; }
.seo-meta-info { background: #dbeafe; color: #1e40af; }
.seo-status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 10px;
}
.seo-status-card {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}
.seo-status-card.seo-status-ok { background: #f0fdf4; border-color: #bbf7d0; }
.seo-status-card.seo-status-warn-card { background: #fffbeb; border-color: #fde68a; }
.seo-status-card.seo-status-danger { background: #fef2f2; border-color: #fecaca; }
.seo-status-icon { font-size: 18px; flex-shrink: 0; line-height: 1.3; }
.seo-status-info { flex: 1; min-width: 0; }
.seo-status-title { font-weight: 600; font-size: 13px; color: #1f2937; margin-bottom: 2px; }
.seo-status-url { font-size: 11px; color: #6b7280; font-family: monospace; word-break: break-all; }
.seo-status-hint { font-size: 11px; color: #6b7280; line-height: 1.4; }
.seo-quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 8px;
}
.seo-quick-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}
.seo-quick-link:hover {
    border-color: var(--link-color, #6366f1);
    background: var(--link-bg, #eef0ff);
}
.seo-quick-icon { font-size: 20px; flex-shrink: 0; }
.seo-quick-info { flex: 1; min-width: 0; }
.seo-quick-name { font-weight: 600; font-size: 13px; color: #1f2937; }
.seo-quick-hint { font-size: 11px; color: #9ca3af; font-family: monospace; }
.seo-quick-arrow { font-size: 12px; color: #9ca3af; opacity: 0; transition: opacity 0.2s; }
.seo-quick-link:hover .seo-quick-arrow { opacity: 1; }
.seo-block {
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    padding: 14px;
    margin-bottom: 12px;
}
.seo-block-title { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.seo-block-desc { font-size: 13px; color: var(--text-secondary); }

/* Ping */
.ping-status {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-radius: var(--radius-sm, 10px);
    margin-bottom: 14px;
    font-size: 14px;
    font-weight: 600;
    background: var(--bg-card, #fff);
    color: var(--text-primary, #1f2937);
    border: 1px solid var(--border-primary, #e2e8f0);
}
.ping-status.ping-status-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
}
.ping-status-icon { font-size: 20px; flex-shrink: 0; }
.ping-status-text { flex: 1; }
.ping-error-box {
    background: var(--danger-bg, #fef2f2);
    border: 1px solid #fecaca;
    border-radius: var(--radius-sm, 10px);
    padding: 14px 16px;
    margin-bottom: 14px;
}
.ping-error-title {
    font-weight: 700;
    font-size: 14px;
    color: var(--danger, #dc2626);
    margin-bottom: 6px;
}
.ping-error-msg { font-size: 13px; color: #991b1b; line-height: 1.5; }
.ping-error-strip {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 14px;
    padding: 12px 14px;
    background: var(--danger-bg, #fef2f2);
    border-left: 3px solid var(--danger, #dc2626);
    border-radius: var(--radius-sm, 6px);
    font-size: 13px;
    color: #991b1b;
}
.ping-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-radius: var(--radius-md, 12px);
    border: 1px solid;
    margin-bottom: 16px;
    gap: 12px;
    flex-wrap: wrap;
}
.ping-banner-left { display: flex; align-items: center; gap: 12px; }
.ping-banner-icon { font-size: 28px; flex-shrink: 0; }
.ping-banner-title { font-size: 16px; font-weight: 700; margin-bottom: 2px; }
.ping-banner-desc { font-size: 12px; color: var(--text-secondary, #6b7280); }
.ping-banner-ip {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
    background: var(--bg-card, #fff);
    padding: 8px 14px;
    border-radius: 8px;
    border: 1px solid var(--border-primary, #e2e8f0);
}
.ping-ip-label { font-size: 10px; color: var(--text-muted, #9ca3af); text-transform: uppercase; letter-spacing: 0.5px; }
.ping-ip-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary, #374151);
    font-family: 'SF Mono', 'Fira Code', monospace;
    letter-spacing: 0.5px;
}
.ping-gauge-section {
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-primary, #e2e8f0);
    border-radius: var(--radius-md, 12px);
    padding: 18px 20px;
    margin-bottom: 16px;
}
.ping-gauge-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.ping-gauge-label { font-size: 14px; font-weight: 600; color: var(--text-primary, #1f2937); }
.ping-gauge-tag {
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid;
}
.ping-gauge-main { display: flex; align-items: center; gap: 20px; }
.ping-gauge-value {
    font-size: 44px;
    font-weight: 800;
    line-height: 1;
    min-width: 120px;
}
.ping-gauge-unit {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary, #6b7280);
    margin-left: 2px;
}
.ping-gauge-bar-wrap { flex: 1; min-width: 0; }
.ping-gauge-bar {
    height: 10px;
    background: var(--border-primary, #e2e8f0);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 6px;
}
.ping-gauge-fill {
    height: 100%;
    border-radius: 5px;
    transition: width 0.6s ease;
}
.ping-gauge-labels {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--text-muted, #9ca3af);
}
.ping-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}
.ping-metric-card {
    border: 1px solid;
    border-radius: var(--radius-md, 12px);
    padding: 16px;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}
.ping-metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md, 0 4px 12px rgba(0,0,0,0.08));
}
.ping-metric-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-bottom: 10px;
}
.ping-metric-icon { font-size: 16px; }
.ping-metric-label { font-size: 12px; font-weight: 600; }
.ping-metric-value {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 4px;
}
.ping-metric-unit { font-size: 13px; font-weight: 400; color: var(--text-muted, #9ca3af); }
.ping-metric-hint { font-size: 11px; color: var(--text-muted, #9ca3af); }
.ping-chart-section {
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-primary, #e2e8f0);
    border-radius: var(--radius-md, 12px);
    padding: 16px 20px;
    margin-bottom: 16px;
}
.ping-chart-header { font-weight: 600; font-size: 14px; color: var(--text-primary, #1f2937); margin-bottom: 14px; }
.ping-chart-container { padding: 10px 0; }
.ping-bars-group {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 24px;
    height: 160px;
}
.ping-bar-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex: 1;
    max-width: 80px;
    height: 100%;
}
.ping-bar-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary, #374151);
    font-family: 'SF Mono', 'Fira Code', monospace;
}
.ping-bar-track {
    flex: 1;
    width: 36px;
    background: var(--border-primary, #e2e8f0);
    border-radius: 6px 6px 0 0;
    position: relative;
    overflow: hidden;
}
.ping-bar-fill {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    border-radius: 6px 6px 0 0;
    transition: height 0.6s ease;
    min-height: 4px;
}
.ping-bar-index {
    font-size: 11px;
    color: var(--text-muted, #9ca3af);
    font-family: 'SF Mono', 'Fira Code', monospace;
}
.ping-details-section {
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-primary, #e2e8f0);
    border-radius: var(--radius-md, 12px);
    padding: 16px 20px;
    margin-bottom: 16px;
}
.ping-section-title { font-weight: 600; font-size: 14px; color: var(--text-primary, #1f2937); margin-bottom: 12px; }
.ping-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.ping-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--bg-tertiary, #f8fafc);
    border-radius: 8px;
    border: 1px solid var(--border-primary, #e2e8f0);
}
.ping-detail-item.ping-detail-highlight {
    background: var(--success-bg, #f0fdf4);
    border-color: #bbf7d0;
}
.ping-detail-icon { font-size: 16px; flex-shrink: 0; }
.ping-detail-info { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.ping-detail-label { font-size: 12px; color: var(--text-secondary, #6b7280); }
.ping-detail-sub { font-size: 10px; color: var(--text-muted, #9ca3af); margin-top: 1px; }
.ping-detail-value { font-size: 14px; font-weight: 700; color: var(--text-primary, #1f2937); white-space: nowrap; }
.ping-quality-section { margin-bottom: 16px; }
.ping-quality-card {
    display: flex;
    align-items: center;
    gap: 20px;
    border: 1px solid;
    border-radius: var(--radius-md, 12px);
    padding: 20px;
    margin-bottom: 12px;
}
.ping-quality-left { flex: 1; min-width: 0; }
.ping-quality-header { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.ping-quality-emoji { font-size: 22px; }
.ping-quality-title { font-size: 16px; font-weight: 700; }
.ping-quality-score-row { display: flex; align-items: baseline; gap: 2px; margin-bottom: 6px; }
.ping-quality-score { font-size: 48px; font-weight: 800; line-height: 1; }
.ping-quality-max { font-size: 16px; color: var(--text-secondary, #9ca3af); font-weight: 500; }
.ping-quality-desc { font-size: 12px; color: var(--text-secondary, #6b7280); line-height: 1.5; }
.ping-quality-right { flex-shrink: 0; width: 90px; height: 90px; position: relative; }
.ping-quality-ring { width: 100%; height: 100%; position: relative; }
.ping-quality-ring svg { width: 100%; height: 100%; }
.ping-ring-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: 700;
}
.ping-perf-tip {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 16px;
    border: 1px solid;
    border-radius: var(--radius-sm, 10px);
}
.ping-perf-tip-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.ping-perf-tip-text { font-size: 13px; color: var(--text-primary, #374151); line-height: 1.6; }
.ping-action-bar { display: flex; gap: 10px; padding-top: 4px; }
.ping-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-sm, 8px);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}
.ping-btn-primary {
    background: var(--accent-primary, #3b82f6);
    color: #fff;
}
.ping-btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm, 0 2px 8px rgba(0,0,0,0.08));
}
.ping-btn-secondary {
    background: var(--bg-card, #fff);
    color: var(--text-primary, #374151);
    border: 1px solid var(--border-primary, #e2e8f0);
}
.ping-btn-secondary:hover {
    background: var(--bg-tertiary, #f3f4f6);
    border-color: var(--border-secondary, #d1d5db);
}

/* Loading & Progress */
.loading-state {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px;
    text-align: center;
}
.loading-state.active {
    display: flex;
}
.spinner-lg {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-primary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
.loading-text {
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-muted);
}
.progress-state {
    display: none;
    padding: 60px 40px;
    text-align: center;
    opacity: 1;
    transition: opacity 0.5s ease-out;
}
.progress-state.active {
    display: block;
}
.progress-state.active.fade-out {
    display: block;
    opacity: 0;
}
.progress-ring-wrap {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 32px;
}
.progress-ring-wrap svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}
.progress-ring-track {
    fill: none;
    stroke: var(--border-primary);
    stroke-width: 10;
}
.progress-ring-fill {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 10;
    stroke-linecap: round;
    stroke-dasharray: 339.29;
    stroke-dashoffset: 339.29;
    transition: stroke-dashoffset 0.5s ease;
}
.progress-percent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    font-weight: 700;
    color: var(--accent-primary);
}
.progress-message {
    font-size: 16px;
    color: var(--text-muted);
}
.report-content {
    display: none;
}
.report-content.active {
    display: block;
}

/* Notification */
.notification {
    position: fixed;
    top: 80px;
    right: 24px;
    padding: 14px 24px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 1000;
    animation: slideIn 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 10px;
}
.notification-icon { font-size: 16px; flex-shrink: 0; }
.notification-message { flex: 1; }
.notification-close { background: none; border: none; font-size: 18px; cursor: pointer; color: inherit; opacity: 0.6; padding: 0; line-height: 1; }
.notification-close:hover { opacity: 1; }
.notification-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.notification-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.notification-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.notification-warning { background: #fffbeb; color: #92400e; border: 1px solid #fcd34d; }
.fade-out { opacity: 0; transition: opacity 0.3s; }

/* Back to Top */
.back-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--accent-primary, #3b82f6);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 2px 12px rgba(59, 130, 246, 0.35);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}
.back-top.show {
    opacity: 1;
    visibility: visible;
}
.back-top:hover {
    background: var(--accent-hover, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.45);
}

/* ===== 导出按钮组 ===== */
.export-btn-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}
.btn-export {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 7px 14px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid var(--border-primary, #e2e8f0);
    border-radius: 8px;
    background: var(--bg-card, #fff);
    color: var(--text-secondary, #64748b);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    line-height: 1.4;
    user-select: none;
    font-family: var(--font-sans);
}
.btn-export:hover {
    border-color: var(--accent-primary, #3b82f6);
    color: var(--accent-primary, #3b82f6);
    background: rgba(59, 130, 246, 0.04);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.12);
}
.btn-export:active {
    transform: translateY(0) scale(0.96);
}
.btn-export:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}
.btn-export:focus-visible {
    outline: 2px solid var(--accent-primary, #3b82f6);
    outline-offset: 2px;
}
/* 各格式按钮色彩强调 */
.btn-export-pdf:hover { border-color: #ef4444; color: #dc2626; background: #fef2f2; }
.btn-export-excel:hover { border-color: #10b981; color: #059669; background: #ecfdf5; }
.btn-export-csv:hover { border-color: #f59e0b; color: #d97706; background: #fffbeb; }
.btn-export-json:hover { border-color: #6366f1; color: #4f46e5; background: #eef2ff; }

@media (max-width: 640px) {
    .btn-export {
        padding: 6px 10px;
        font-size: 11px;
    }
}

/* Animations */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ===== Responsive ===== */
@media (max-width: 1060px) {
    .main-content {
        width: auto;
        margin: 0 auto;
        padding: 16px 0 0;
    }
    .content-area {
        padding: 20px 24px;
    }
}

@media (max-width: 768px) {
    .main-content {
        width: auto;
        margin: 0 auto;
        padding: 12px 0 0;
    }
    .content-area {
        padding: 16px 12px;
    }
    .report-header {
        gap: 8px;
    }
    .btn-recheck {
        padding: 7px 12px;
        font-size: 12px;
    }
    .cache-indicator {
        padding: 8px 12px;
        font-size: 12px;
    }
    .score-card {
        padding: 16px;
    }
    .score-card-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 16px;
    }
    .score-ring {
        width: 120px;
        height: 120px;
    }
    .score-mid-row {
        flex-direction: column;
        gap: 8px;
    }
    .score-issues-inline {
        max-width: none;
    }
    .score-stats {
        grid-template-columns: 1fr;
    }
    .info-grid {
        grid-template-columns: 1fr;
    }
    .dns-grid {
        grid-template-columns: 1fr;
    }
    .ping-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .ping-gauge-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .ping-gauge-value {
        font-size: 36px;
        min-width: auto;
    }
    .ping-gauge-bar-wrap {
        width: 100%;
    }
    .ping-details-grid {
        grid-template-columns: 1fr;
    }
    .ping-quality-card {
        flex-direction: column;
        text-align: center;
    }
    .ping-quality-left {
        text-align: center;
    }
    .ping-quality-header {
        justify-content: center;
    }
    .ping-banner {
        flex-direction: column;
        align-items: flex-start;
    }
    .ping-banner-ip {
        align-self: flex-start;
    }
    /* Horizontal nav scroll on mobile */
    .detail-nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .detail-nav-header {
        display: none;
    }
    .detail-nav-list {
        flex-wrap: nowrap;
    }
    .detail-nav-item {
        flex-shrink: 0;
        padding: 7px 10px;
        font-size: 12px;
    }
    .detail-nav-item.active::after {
        bottom: -7px;
    }
    .detail-nav-separator {
        margin: 0 2px;
    }
    .detail-panel {
        padding: 20px 16px;
    }
    .detail-section-title {
        padding: 0 4px;
    }
    .seo-status-grid {
        grid-template-columns: 1fr;
    }
    .seo-engine-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    .reverse-lookup-domain-list {
        grid-template-columns: 1fr;
    }
    .notification {
        left: 12px;
        right: 12px;
        top: auto;
        bottom: 12px;
    }
}

@media (max-width: 500px) {
    .ping-details-grid { grid-template-columns: 1fr; }
    .ping-metrics-grid { grid-template-columns: 1fr; }
    .ping-bars-group { gap: 12px; }
    .ping-bar-track { width: 28px; }
    .score-domain { font-size: 16px; }
    .score-grade { font-size: 14px; padding: 8px 16px; }
    .report-title { font-size: 20px; }
    .btn-recheck { padding: 6px 12px; font-size: 12px; }
    .btn-recheck-icon { font-size: 13px; }
    .cache-indicator { padding: 8px 12px; font-size: 12px; }
}

@media (max-width: 400px) {
    .report-header { flex-direction: column; align-items: flex-start; }
    .btn-recheck { width: 100%; justify-content: center; }
}

/* ===== 关联域名反查 ===== */
.reverse-lookup-summary {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 14px;
}
.reverse-lookup-summary.has-results {
    background: var(--success-bg);
    border: 1px solid #bbf7d0;
}
.reverse-lookup-summary.no-results {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
}
.reverse-lookup-summary.error {
    background: var(--warning-bg);
    border: 1px solid #fcd34d;
}
.reverse-lookup-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 12px;
    border-right: 1px solid rgba(0,0,0,0.08);
}
.reverse-lookup-stat:last-of-type {
    border-right: none;
}
.reverse-lookup-stat-value {
    font-size: 28px;
    font-weight: 700;
    line-height: 1;
}
.reverse-lookup-stat-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}
.reverse-lookup-ips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}
.reverse-lookup-ip-tag {
    display: inline-block;
    padding: 3px 10px;
    background: var(--accent-subtle);
    color: var(--accent-primary);
    border-radius: 12px;
    font-size: 12px;
    font-family: var(--font-mono);
    font-weight: 500;
}
.reverse-lookup-domain-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 10px;
    margin-top: 14px;
}
.reverse-lookup-domain-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}
.reverse-lookup-domain-card:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}
.reverse-lookup-domain-icon {
    font-size: 20px;
    flex-shrink: 0;
}
.reverse-lookup-domain-info {
    flex: 1;
    min-width: 0;
}
.reverse-lookup-domain-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-primary);
    font-family: var(--font-mono);
    word-break: break-all;
    margin-bottom: 4px;
}
.reverse-lookup-domain-source {
    font-size: 11px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}
.reverse-lookup-domain-source .source-tag {
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 500;
}
.source-tag-ssl { background: #dbeafe; color: #1e40af; }
.source-tag-ip { background: #fce7f3; color: #9d174d; }
.source-tag-ns { background: #d1fae5; color: #065f46; }
.reverse-lookup-crt-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: var(--radius-sm);
    color: #1e40af;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    margin-top: 14px;
    transition: all var(--transition-fast);
}
.reverse-lookup-crt-link:hover {
    background: #dbeafe;
    border-color: #93c5fd;
}
.reverse-lookup-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}
.reverse-lookup-empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.6;
}
.reverse-lookup-empty-text {
    font-size: 14px;
    line-height: 1.6;
}
.reverse-lookup-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    margin-top: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.reverse-lookup-section-title:first-child {
    margin-top: 0;
}
.reverse-lookup-badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--accent-subtle);
    color: var(--accent-primary);
    font-weight: 500;
}
/* ===== Welcome State ===== */
.welcome-state {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 280px);
    padding: 40px 20px;
    position: relative;
    z-index: 1;
}
.welcome-container {
    text-align: center;
    max-width: 560px;
    width: 100%;
    animation: welcomeFadeIn 0.5s ease;
}
@keyframes welcomeFadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}
.welcome-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(99, 102, 241, 0.12));
    border-radius: 24px;
    color: var(--accent-primary);
}
.welcome-icon svg {
    width: 56px;
    height: 56px;
}
.welcome-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}
.welcome-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}
.welcome-search {
    margin-bottom: 24px;
}
.welcome-search-box {
    display: flex;
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 2px solid var(--border-primary);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-sm);
}
.welcome-search-box:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1), 0 4px 16px rgba(0, 0, 0, 0.06);
}
.welcome-search-protocol {
    display: flex;
    align-items: center;
    padding: 0 0 0 16px;
    font-size: 14px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    white-space: nowrap;
    background: var(--bg-card);
    user-select: none;
}
.welcome-search-box input {
    flex: 1;
    padding: 14px 12px;
    font-size: 15px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    border: none;
    outline: none;
    background: transparent;
    min-width: 0;
    letter-spacing: 0.3px;
}
.welcome-search-box input::placeholder {
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--text-muted);
    letter-spacing: 0;
}
.welcome-search-box button {
    padding: 14px 28px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: var(--accent-primary);
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    white-space: nowrap;
    font-family: var(--font-sans);
    letter-spacing: 0.3px;
}
.welcome-search-box button:hover {
    background: var(--accent-hover);
}
.welcome-search-box button:active {
    transform: scale(0.97);
}
.welcome-validation-msg {
    max-width: 520px;
    margin: 8px auto 0;
    font-size: 13px;
    color: var(--danger);
    text-align: left;
    min-height: 20px;
    line-height: 1.4;
}
.welcome-examples {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}
.welcome-examples-label {
    font-size: 13px;
    color: var(--text-muted);
}
.welcome-example-tag {
    display: inline-block;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.06);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-mono);
}
.welcome-example-tag:hover {
    background: rgba(59, 130, 246, 0.12);
    border-color: var(--accent-primary);
    color: var(--accent-hover);
    transform: translateY(-1px);
}

/* 批量查询入口 */
.welcome-batch-entry {
    margin-top: 20px;
    text-align: center;
}
.welcome-batch-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    border: 1px solid #bbf7d0;
    border-radius: 12px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    color: #166534;
    transition: all 0.25s;
    box-shadow: 0 2px 8px rgba(16,185,129,0.08);
}
.welcome-batch-link:hover {
    background: linear-gradient(135deg, #dcfce7 0%, #d1fae5 100%);
    border-color: #86efac;
    color: #065f46;
    box-shadow: 0 4px 16px rgba(16,185,129,0.15);
    transform: translateY(-2px);
}
.welcome-batch-icon {
    font-size: 20px;
    flex-shrink: 0;
}
.welcome-batch-arrow {
    font-size: 14px;
    color: #86efac;
    transition: transform 0.2s;
}
.welcome-batch-link:hover .welcome-batch-arrow {
    transform: translateX(3px);
}

@media (max-width: 600px) {
    .welcome-state {
        padding: 24px 16px;
        min-height: calc(100vh - 200px);
    }
    .welcome-title {
        font-size: 22px;
    }
    .welcome-desc {
        font-size: 14px;
    }
    .welcome-desc br {
        display: none;
    }
    .welcome-search-box {
        max-width: 100%;
        border-radius: 10px;
    }
    .welcome-search-protocol {
        display: none;
    }
    .welcome-search-box input {
        padding: 12px 14px;
        font-size: 14px;
    }
    .welcome-search-box button {
        padding: 12px 18px;
        font-size: 13px;
    }
    .welcome-examples {
        gap: 6px;
    }
    .welcome-example-tag {
        font-size: 12px;
        padding: 5px 12px;
    }
}

@media print {
    .navbar, .btn, .detail-nav {
        display: none !important;
    }
    .main-content {
        width: auto;
        margin: 0;
        padding: 0;
    }
    .content-area {
        padding: 0;
    }
    .detail-panel {
        display: block !important;
        break-inside: avoid;
        padding: 10px 0;
        page-break-before: auto;
    }
    .detail-panel + .detail-panel {
        page-break-before: auto;
        margin-top: 20px;
    }
    .detail-layout {
        border: none;
        box-shadow: none;
    }
    .detail-panels {
        padding: 0;
    }
}

/* ===== 域名估值模块 ===== */
.valuation-overview { margin-bottom: 16px; }
.valuation-price-card {
    background: linear-gradient(135deg, #faf5ff 0%, #f0fdf4 100%);
    border: 1px solid #e2e8f0; border-radius: 14px; padding: 20px;
    box-shadow: var(--shadow-sm);
}
.valuation-price-header {
    font-size: 16px; font-weight: 700; color: #4c1d95;
    margin-bottom: 16px; padding-bottom: 10px;
    border-bottom: 1px solid rgba(124,58,237,0.15);
}
.valuation-price-body {
    display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
}
.valuation-price-ring-wrap {
    position: relative; width: 120px; height: 120px; flex-shrink: 0;
}
.valuation-price-ring { width: 120px; height: 120px; }
.valuation-price-ring-text {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
    display: flex; flex-direction: column; align-items: center;
}
.valuation-score-num { font-size: 28px; font-weight: 800; color: var(--text-primary); line-height: 1; }
.valuation-score-unit { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.valuation-price-info { flex: 1; min-width: 180px; }
.valuation-price-estimate { margin-bottom: 12px; }
.valuation-price-label { font-size: 13px; color: var(--text-secondary); margin-bottom: 4px; display: block; }
.valuation-price-value { font-size: 32px; font-weight: 800; letter-spacing: -1px; }
.valuation-price-meta { display: flex; flex-direction: column; gap: 3px; font-size: 12px; color: var(--text-muted); }
.valuation-price-meta strong { color: var(--text-primary); font-weight: 600; }

/* 趣味评价 */
.valuation-fun-rating {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 16px 20px; border-radius: 12px; margin-bottom: 20px;
}
.valuation-fun-icon { font-size: 40px; flex-shrink: 0; line-height: 1; }
.valuation-fun-content { flex: 1; }
.valuation-fun-name { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.valuation-fun-desc { font-size: 14px; color: var(--text-primary); margin-bottom: 4px; }
.valuation-fun-range { font-size: 12px; color: var(--text-muted); }

/* 六维度 */
.valuation-dimensions { margin-bottom: 20px; }
.valuation-section-title {
    font-size: 15px; font-weight: 700; color: var(--text-primary);
    margin-bottom: 14px; padding-bottom: 8px;
    border-bottom: 1px solid var(--border-primary);
}
.valuation-dim-item { margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px dashed var(--border-primary); }
.valuation-dim-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.valuation-dim-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.valuation-dim-icon { font-size: 16px; }
.valuation-dim-name { font-size: 13px; font-weight: 600; color: var(--text-primary); flex: 1; }
.valuation-dim-score { font-size: 13px; font-weight: 700; }
.valuation-dim-bar-track {
    height: 6px; background: var(--bg-secondary, #f1f5f9); border-radius: 3px;
    margin-bottom: 6px; overflow: hidden;
}
.valuation-dim-bar-fill { height: 100%; border-radius: 3px; transition: width 0.8s ease; min-width: 2px; }
.valuation-dim-remark { font-size: 12px; color: var(--text-muted); }
.valuation-kw-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.valuation-kw-tag {
    display: inline-block; padding: 2px 8px; background: #ede9fe;
    color: #6d28d9; border-radius: 10px; font-size: 11px; font-weight: 500;
}

/* 市场趋势 */
.valuation-trend-section { margin-bottom: 20px; }
.valuation-trend-summary { font-size: 14px; font-weight: 600; margin-bottom: 12px; }
.valuation-trend-chart {
    background: var(--bg-secondary, #fafbfc); border: 1px solid var(--border-primary);
    border-radius: 10px; padding: 16px; overflow-x: auto;
}
.valuation-trend-svg { width: 100%; height: auto; display: block; }
.valuation-trend-note { font-size: 11px; color: var(--text-muted); margin-top: 8px; font-style: italic; }

/* 域名估值免责声明 */
.valuation-disclaimer {
    font-size: 12px; color: #94a3b8; text-align: center;
    margin-top: 20px; padding: 10px 16px;
    background: #f8fafc; border: 1px solid #e2e8f0;
    border-radius: 8px; line-height: 1.6;
}

/* 亮点与建议 */
.valuation-insights { display: flex; gap: 16px; flex-wrap: wrap; }
.valuation-insight-block {
    flex: 1; min-width: 260px;
    background: var(--bg-secondary, #f8fafc); border: 1px solid var(--border-primary);
    border-radius: 10px; padding: 14px 16px;
}
.valuation-insight-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.valuation-insight-list li { font-size: 13px; line-height: 1.5; }
.valuation-insight-list.highlights li { color: #059669; }
.valuation-insight-list.suggestions li { color: #d97706; }

/* 估值错误/空状态 */
.valuation-error { text-align: center; padding: 32px 16px; color: var(--danger); font-size: 14px; }
.valuation-error-icon { font-size: 32px; margin-bottom: 8px; }
.valuation-empty { text-align: center; padding: 32px 16px; color: var(--text-muted); font-size: 14px; }
.valuation-empty-icon { font-size: 32px; margin-bottom: 8px; }

/* ===== 估值彩蛋（难以估量）===== */
.valuation-easter-egg { margin-bottom: 16px; }
.valuation-egg-banner {
    text-align: center; padding: 32px 20px 24px;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 30%, #fbbf24 70%, #d97706 100%);
    border-radius: 16px; margin-bottom: 20px;
    position: relative; overflow: hidden;
}
.valuation-egg-banner::before {
    content: ''; position: absolute; top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 60%);
    animation: valuation-egg-glow 3s ease-in-out infinite;
}
@keyframes valuation-egg-glow {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(10px, -10px); }
}
.valuation-egg-icon { font-size: 56px; margin-bottom: 12px; position: relative; z-index: 1; animation: valuation-egg-bounce 2s ease-in-out infinite; }
@keyframes valuation-egg-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}
.valuation-egg-title { font-size: 28px; font-weight: 800; color: #78350f; margin-bottom: 6px; position: relative; z-index: 1; }
.valuation-egg-subtitle { font-size: 15px; color: #92400e; font-weight: 500; position: relative; z-index: 1; }
.valuation-egg-tag {
    display: inline-block; margin-top: 12px; padding: 4px 16px;
    background: rgba(120,53,15,0.1); color: #78350f;
    border-radius: 20px; font-size: 12px; font-weight: 600;
    position: relative; z-index: 1;
}
.valuation-egg-message {
    display: flex; gap: 14px; padding: 20px 24px;
    background: var(--bg-warning, #fffbeb); border: 1px solid #fde68a;
    border-radius: 14px; margin-bottom: 20px;
}
.valuation-egg-msg-icon { font-size: 32px; flex-shrink: 0; line-height: 1.2; }
.valuation-egg-msg-text { font-size: 14px; color: var(--text-primary); line-height: 1.7; }
.valuation-egg-section {
    background: var(--bg-secondary, #fafbfc); border: 1px solid var(--border-primary);
    border-radius: 12px; padding: 18px 20px; margin-bottom: 16px;
}
.valuation-egg-section-title { font-size: 15px; font-weight: 700; color: var(--text-primary); margin-bottom: 14px; }
.valuation-egg-info-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px; margin-bottom: 14px;
}
.valuation-egg-info-item {
    background: var(--bg-primary, #fff); border: 1px solid var(--border-primary);
    border-radius: 8px; padding: 12px;
}
.valuation-egg-info-label { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.5px; }
.valuation-egg-info-value { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.valuation-egg-info-value.scarcity-tier { color: #b45309; font-size: 16px; }
.valuation-egg-info-value.price-ref { color: #92400e; }
.valuation-egg-info-value.brand-name { color: var(--info, #1d4ed8); }
.valuation-egg-info-value.market-scale { color: var(--success, #059669); }
.valuation-egg-scarcity-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }
.valuation-egg-verdict {
    display: flex; gap: 12px; padding: 14px 16px;
    background: var(--bg-warning, #fffbeb); border-left: 4px solid #f59e0b;
    border-radius: 8px;
}
.valuation-egg-verdict-icon { font-size: 20px; flex-shrink: 0; }
.valuation-egg-verdict-text { font-size: 13px; color: #78350f; line-height: 1.6; }
.valuation-egg-fun-tag {
    display: flex; align-items: center; gap: 10px;
    padding: 16px 20px; background: #fef3c7; border: 2px dashed #f59e0b;
    border-radius: 14px; margin-bottom: 20px;
}
.valuation-egg-fun-icon { font-size: 32px; }
.valuation-egg-fun-name { font-size: 20px; font-weight: 700; }
.valuation-egg-fun-desc { font-size: 14px; color: var(--text-primary); flex: 1; }
.valuation-egg-footer {
    font-size: 12px; color: var(--text-muted); text-align: center;
    line-height: 1.7; padding: 0 10px;
}

/* ===== 稀缺性提示条 ===== */
.valuation-scarcity-notice {
    display: flex; gap: 14px; padding: 16px 20px;
    background: linear-gradient(135deg, #fef3c7 0%, #fffbeb 100%);
    border: 1px solid #fbbf24; border-left: 4px solid #d97706;
    border-radius: 12px; margin-bottom: 20px;
}
.valuation-scarcity-icon { font-size: 28px; flex-shrink: 0; line-height: 1; }
.valuation-scarcity-content { flex: 1; }
.valuation-scarcity-title { font-size: 15px; font-weight: 700; color: #92400e; margin-bottom: 6px; }
.valuation-scarcity-desc { font-size: 13px; color: var(--text-primary); line-height: 1.5; margin-bottom: 4px; }
.valuation-scarcity-ref { font-size: 12px; color: #b45309; font-weight: 500; margin-bottom: 8px; }
.valuation-scarcity-note {
    font-size: 12px; color: #a16207; font-style: italic; line-height: 1.5;
    background: rgba(245,158,11,0.08); padding: 8px 12px; border-radius: 6px;
}

@media (max-width: 600px) {
    .valuation-price-body { flex-direction: column; align-items: center; text-align: center; }
    .valuation-price-info { text-align: center; }
    .valuation-price-meta { align-items: center; }
    .valuation-insights { flex-direction: column; }
}

/* ========================================
   多节点查询样式
   ======================================== */

/* 入口链接 */
.welcome-multi-node-entry {
    margin-top: 12px;
    text-align: center;
}
.welcome-multi-node-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: linear-gradient(135deg, #eff6ff 0%, #eef2ff 100%);
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    color: #1e40af;
    transition: all 0.25s;
    box-shadow: 0 2px 8px rgba(59,130,246,0.08);
}
.welcome-multi-node-link:hover {
    background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%);
    border-color: #93c5fd;
    color: #1e3a8a;
    box-shadow: 0 4px 16px rgba(59,130,246,0.15);
    transform: translateY(-2px);
}
.welcome-multi-node-icon {
    font-size: 20px;
    flex-shrink: 0;
}

/* 多节点容器 */
.multi-node-state {
    animation: welcomeFadeIn 0.5s ease;
}
.multi-node-container {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    padding: 40px 20px 20px;
}
.multi-node-header {
    margin-bottom: 32px;
}
.multi-node-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(59, 130, 246, 0.12));
    border-radius: 24px;
    color: var(--accent-primary);
}
.multi-node-icon svg {
    width: 56px;
    height: 56px;
}
.multi-node-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}
.multi-node-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

/* 搜索框 */
.multi-node-search {
    margin-bottom: 20px;
}
.multi-node-search-box {
    display: flex;
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 2px solid var(--border-primary);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-sm);
}
.multi-node-search-box:focus-within {
    border-color: #10b981;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1), 0 4px 16px rgba(0, 0, 0, 0.06);
}
.multi-node-search-protocol {
    display: flex;
    align-items: center;
    padding: 0 0 0 16px;
    font-size: 14px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    white-space: nowrap;
    background: var(--bg-card);
    user-select: none;
}
.multi-node-search-box input {
    flex: 1;
    padding: 14px 12px;
    font-size: 15px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    border: none;
    outline: none;
    background: transparent;
    min-width: 0;
    letter-spacing: 0.3px;
}
.multi-node-search-box input::placeholder {
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--text-muted);
    letter-spacing: 0;
}
.multi-node-search-box button {
    padding: 14px 28px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    white-space: nowrap;
    font-family: var(--font-sans);
    letter-spacing: 0.3px;
}
.multi-node-search-box button:hover {
    background: linear-gradient(135deg, #059669, #047857);
}
.multi-node-search-box button:active {
    transform: scale(0.97);
}
.multi-node-search-box button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}
.multi-node-validation-msg {
    max-width: 520px;
    margin: 8px auto 0;
    font-size: 13px;
    color: var(--danger);
    text-align: left;
    min-height: 20px;
    line-height: 1.4;
}

/* 示例标签 */
.multi-node-examples {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.multi-node-examples-label {
    font-size: 13px;
    color: var(--text-muted);
}
.multi-node-example-tag {
    display: inline-block;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    color: #047857;
    background: rgba(16, 185, 129, 0.06);
    border: 1px solid rgba(16, 185, 129, 0.15);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-mono);
}
.multi-node-example-tag:hover {
    background: rgba(16, 185, 129, 0.12);
    border-color: #10b981;
    color: #047857;
    transform: translateY(-1px);
}

/* 返回链接 */
.multi-node-back-entry {
    margin-top: 20px;
    text-align: center;
}
.multi-node-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 10px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s;
}
.multi-node-back-link:hover {
    background: var(--bg-card);
    border-color: var(--border-secondary);
    color: var(--text-primary);
}
.multi-node-back-arrow {
    font-size: 16px;
    transition: transform 0.2s;
}
.multi-node-back-link:hover .multi-node-back-arrow {
    transform: translateX(-3px);
}

/* 结果区域 */
.multi-node-results {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 20px 40px;
    animation: welcomeFadeIn 0.4s ease;
}
.multi-node-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-primary);
}
.multi-node-results-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    font-family: var(--font-mono);
}
.multi-node-results-time {
    font-size: 13px;
    color: var(--text-muted);
}

/* 卡片网格 */
.multi-node-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

/* 节点卡片 */
.multi-node-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.multi-node-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: #93c5fd;
}
.multi-node-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px 12px;
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-tertiary);
}
.multi-node-card-location {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}
.multi-node-card-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 10px;
    white-space: nowrap;
    letter-spacing: 0.3px;
}
.badge-pending {
    background: #f1f5f9;
    color: #94a3b8;
}
.badge-success {
    background: #dcfce7;
    color: #166534;
}
.badge-warning {
    background: #fef3c7;
    color: #92400e;
}
.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

/* 卡片内容 */
.multi-node-card-body {
    padding: 16px 18px;
    min-height: 140px;
}
.multi-node-card-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 24px 0;
    color: var(--text-muted);
    font-size: 13px;
}
.multi-node-spinner {
    width: 24px;
    height: 24px;
    border: 2.5px solid var(--border-primary);
    border-top-color: #10b981;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* 统计行 */
.multi-node-stats {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.multi-node-stat-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    padding: 8px 10px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}
.multi-node-stat-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    min-width: 58px;
    flex-shrink: 0;
}
.multi-node-stat-value {
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}
.multi-node-stat-value.success { color: #059669; }
.multi-node-stat-value.warning { color: #d97706; }
.multi-node-stat-value.danger { color: #dc2626; }
.multi-node-stat-detail {
    font-size: 11px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    word-break: break-all;
    flex: 1;
    min-width: 60px;
    text-align: right;
}
.multi-node-stat-meta {
    font-size: 11px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-left: auto;
}

/* 错误状态 */
.multi-node-error {
    text-align: center;
    padding: 20px 10px;
}
.multi-node-error-icon {
    font-size: 28px;
    margin-bottom: 8px;
}
.multi-node-error-text {
    font-size: 13px;
    font-weight: 600;
    color: #dc2626;
    margin-bottom: 6px;
    line-height: 1.5;
}
.multi-node-error-hint {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

/* 卡片底部建议 */
.multi-node-card-footer {
    padding: 0 18px 18px;
}
.multi-node-suggestion {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    line-height: 1.6;
    animation: suggestionSlideIn 0.35s ease;
}
.multi-node-suggestion.success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}
.multi-node-suggestion.warning {
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #92400e;
}
.multi-node-suggestion.danger {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}
.suggestion-icon {
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 1px;
}

/* 综合分析 */
.multi-node-summary {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    box-shadow: var(--shadow-sm);
    margin-top: 8px;
}
.multi-node-summary-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.multi-node-summary-title::before {
    content: '📊';
    font-size: 18px;
}
.multi-node-summary-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.multi-node-summary-item {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-primary);
}

/* ===== 多节点响应式 ===== */
@media (max-width: 900px) {
    .multi-node-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 600px) {
    .multi-node-grid {
        grid-template-columns: 1fr;
    }
    .multi-node-container {
        padding: 24px 16px 16px;
    }
    .multi-node-title {
        font-size: 22px;
    }
    .multi-node-desc {
        font-size: 14px;
    }
    .multi-node-desc br {
        display: none;
    }
    .multi-node-search-box {
        max-width: 100%;
        border-radius: 10px;
    }
    .multi-node-search-protocol {
        display: none;
    }
    .multi-node-search-box input {
        padding: 12px 14px;
        font-size: 14px;
    }
    .multi-node-search-box button {
        padding: 12px 18px;
        font-size: 13px;
    }
    .multi-node-examples {
        gap: 6px;
    }
    .multi-node-example-tag {
        font-size: 12px;
        padding: 5px 12px;
    }
    .multi-node-results {
        padding: 0 12px 32px;
    }
    .multi-node-results-title {
        font-size: 18px;
    }
    .multi-node-card-body {
        padding: 12px 14px;
    }
    .multi-node-card-footer {
        padding: 0 14px 14px;
    }
    .multi-node-summary {
        padding: 18px 16px;
    }
    .multi-node-summary-item {
        font-size: 13px;
    }
    .welcome-multi-node-link {
        padding: 10px 16px;
        font-size: 13px;
    }
}
@media (max-width: 400px) {
    .multi-node-stat-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    .multi-node-stat-detail {
        text-align: left;
    }
}