/* Deferred non-critical styles loaded after first paint. */
.q-top-left { top: 10px; left: 10px; }
.q-top-right { top: 10px; right: 10px; }
.q-bottom-left { bottom: 10px; left: 10px; }
.q-bottom-right { bottom: 10px; right: 10px; }
.quadrant-point { position: absolute; z-index: 2; transform: translate(-50%, 50%); width: 22px; height: 22px; border-radius: 50%; background: rgba(124, 144, 112, 0.16); display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 16px rgba(124, 144, 112, 0.16); }
.quadrant-point-core { width: 10px; height: 10px; border-radius: 50%; background: var(--primary); border: 2px solid #fff; }
.quadrant-score-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 14px; }
.quadrant-score-card { background: rgba(255,255,255,0.86); border: 1px solid rgba(124, 144, 112, 0.08); border-radius: 14px; padding: 14px 16px; }
.quadrant-score-card span { display: block; font-size: var(--font-size-auxiliary); color: #64748b; margin-bottom: 6px; }
.quadrant-score-card strong { font-size: 18px; color: var(--primary-dark); }
.quadrant-interpretation { margin-top: 14px; padding: 16px; border-radius: 14px; background: rgba(192, 214, 223, 0.12); border-left: 4px solid var(--primary); }
.quadrant-interpretation p { margin: 8px 0 0; font-size: var(--font-size-secondary); color: #475569; line-height: 1.7; }
.quadrant-badge { display: inline-flex; align-items: center; padding: 6px 12px; border-radius: 999px; background: rgba(124, 144, 112, 0.1); color: var(--primary); font-weight: 700; font-size: var(--font-size-auxiliary); }
.quadrant-note { color: #64748b !important; font-size: var(--font-size-auxiliary) !important; }

/* --- AI 解读模块 --- */
.ai-interpretation-entry { margin-bottom: 25px; }

.ai-entry-card {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 16px 20px;
    background: linear-gradient(135deg, rgba(184, 201, 168, 0.12), rgba(124, 144, 112, 0.06));
    border: 1px solid rgba(124, 144, 112, 0.15);
    border-radius: 16px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
    text-align: left;
}

.ai-entry-card:hover {
    background: linear-gradient(135deg, rgba(184, 201, 168, 0.2), rgba(124, 144, 112, 0.1));
    border-color: rgba(124, 144, 112, 0.25);
    transform: translateY(-1px);
}

.ai-entry-icon { font-size: 24px; flex-shrink: 0; }
.ai-entry-text { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.ai-entry-text strong { font-size: var(--font-size-card-title); color: var(--primary-dark); }
.ai-entry-text span { font-size: var(--font-size-auxiliary); color: #94a3b8; }
.ai-entry-arrow { font-size: 12px; color: var(--primary); transition: transform 0.2s ease; }
.ai-entry-arrow.expanded { transform: rotate(180deg); }
.ai-interpretation-content { padding: 0 4px; }
.ai-source-badge { font-size: 10px; padding: 2px 8px; border-radius: 999px; background: rgba(124,144,112,0.08); color: #94a3b8; white-space: nowrap; }

.ai-interpretation-section .section-head-inline { margin-bottom: 12px; }
.ai-error-card { border-left: 4px solid var(--warning); }
.ai-structured-list { display: grid; gap: 12px; }
.ai-structured-item { padding: 10px 12px; border-radius: 10px; background: rgba(244, 247, 246, 0.72); border: 1px solid rgba(124, 144, 112, 0.08); }
.ai-structured-title { display: inline-block; margin-bottom: 6px; font-weight: 700; color: var(--primary-dark); font-size: var(--font-size-secondary); }
.ai-suggestion-list { margin: 8px 0 0 18px; padding: 0; color: #475569; font-size: var(--font-size-secondary); line-height: 1.8; }
.ai-safety-note { margin-top: 10px !important; padding: 10px 12px; border-radius: 10px; background: rgba(254, 243, 199, 0.5); color: #92400e !important; }
.ai-disclaimer-card { border-top: 1px dashed rgba(124, 144, 112, 0.2); }
.ai-disclaimer-notice { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: rgba(124,144,112,0.06); border-radius: 10px; font-size: var(--font-size-auxiliary); color: #64748b; margin-bottom: 14px; }
.ai-disclaimer-icon { font-size: 14px; flex-shrink: 0; }

.profile-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.profile-toolbar label { font-size: var(--font-size-secondary); font-weight: 700; color: var(--primary-dark); }
.profile-select { flex: 1; max-width: 260px; padding: 10px 12px; border-radius: 12px; border: 1px solid rgba(124, 144, 112, 0.18); background: rgba(255,255,255,0.92); color: #334155; }
.profile-select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(124, 144, 112, 0.1); }

.norm-inline-section { padding: 0; margin: 0; }
.norm-inline-text { font-size: var(--font-size-secondary); color: #475569; line-height: 1.8; margin: 0; padding: 12px 16px; background: rgba(248, 250, 252, 0.85); border-radius: 10px; border-left: 3px solid var(--primary); }
.norm-inline-text strong { color: var(--primary-dark); font-weight: 700; }
.norm-confidence-hint {
margin: 10px 0 0;
padding: 10px 14px;
border-radius: 10px;
background: rgba(124, 144, 112, 0.08);
border: 1px solid rgba(124, 144, 112, 0.12);
color: #50606d;
font-size: var(--font-size-auxiliary);
line-height: 1.7;
}

.norm-missing-hint {
margin: 10px 0 0;
padding: 10px 14px;
border-radius: 10px;
background: rgba(163, 163, 163, 0.08);
border: 1px dashed rgba(163, 163, 163, 0.2);
color: #787878;
font-size: var(--font-size-auxiliary);
line-height: 1.7;
font-style: italic;
}

.norm-detail-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.norm-profile-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: 10px;
}

.norm-profile-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(248,250,252,0.9);
  border: 1px solid rgba(139,157,168,0.14);
  color: #5f6b76;
  font-size: var(--font-size-data-label);
}

.norm-profile-meta-item strong {
  color: var(--primary-dark);
  font-weight: 600;
}
.norm-detail-chip {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 10px;
  border-radius: 10px;
  background: rgba(139,157,168,0.1);
  color: #6b7b8a;
  border: 1px solid rgba(139,157,168,0.15);
}

.result-summary-copy {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 0 0 18px;
}

.summary-copy-card { background: rgba(255,255,255,0.84); border: 1px solid rgba(124, 144, 112, 0.08); border-radius: 16px; padding: 14px 16px; }
.summary-copy-label { display: inline-flex; align-items: center; margin-bottom: 8px; padding: 4px 10px; border-radius: 999px; background: rgba(124, 144, 112, 0.08); color: var(--primary-dark); font-size: var(--font-size-data-label); font-weight: 700; letter-spacing: 0.4px; }
.summary-copy-card p { margin: 0; color: #475569; font-size: var(--font-size-secondary); line-height: 1.8; }
.summary-boundary-card { border-left: 4px solid rgba(124, 144, 112, 0.4); }
.summary-nextstep-card { border-left: 4px solid rgba(217, 119, 6, 0.4); }

/* --- 底部操作区 --- */
.result-footer-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 25px;
}

.footer-hint { font-size: var(--font-size-auxiliary); color: #94a3b8; text-align: center; margin: 0 0 4px; }
.footer-actions-row { display: grid; grid-template-columns: 1fr; gap: 12px; }
.footer-actions button,
.result-footer-actions button { padding: 14px 16px; border-radius: var(--btn-radius); font-size: 14px; font-weight: 600; cursor: pointer; transition: opacity 0.15s ease, transform 0.15s ease; border: none; touch-action: manipulation; }
.footer-actions button:hover,
.result-footer-actions button:hover { opacity: 0.96; transform: translateY(-1px); }
.footer-actions button:active,
.result-footer-actions button:active { opacity: 0.92; transform: scale(0.98); transition-duration: 0.1s; }
.export-trigger-btn { background: var(--primary); color: white; }
.save-image-btn { background: var(--primary); color: white; }
.export-data-btn { background: var(--success); color: white; }
.export-json-btn { background: #7c3aed; color: white; }
.retest-btn { background: var(--warning); color: white; }
.back-home-btn { background: #e2e8f0; color: #475569; }

/* --- 全屏图表模态框 --- */
.chart-container { position: relative; width: 100%; margin: var(--space-4) 0; }
.chart-fullscreen-btn { position: absolute; top: var(--space-2); right: var(--space-2); width: 32px; height: 32px; border: none; border-radius: var(--radius-sm); background: rgba(255, 255, 255, 0.95); color: var(--primary); font-size: 16px; cursor: pointer; z-index: 10; display: flex; align-items: center; justify-content: center; transition: all 0.2s; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1); }
.chart-fullscreen-btn:hover { background: var(--primary); color: white; transform: scale(1.05); }
.chart-fullscreen-btn:active { transform: scale(0.95); }
.chart-click-hint { font-size: var(--font-size-data-label); color: #94a3b8; text-align: center; margin-top: 8px; }

.fullscreen-overlay { position: fixed; inset: 0; background: rgba(255, 255, 255, 0.98); z-index: 9999; display: flex; flex-direction: column; overflow-y: auto; padding: 0; animation: fadeIn 0.2s ease; }
.fullscreen-container { width: 100%; max-width: 800px; margin: 0 auto; padding: 24px 20px; min-height: 100vh; }
.fullscreen-container .modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid rgba(148, 163, 184, 0.15); }
.fullscreen-container .modal-header h3 { font-size: 18px; font-weight: 700; color: var(--primary-dark); }
.fullscreen-container .modal-close { width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(148, 163, 184, 0.2); background: rgba(241, 245, 249, 0.8); font-size: 18px; cursor: pointer; display: flex; align-items: center; justify-content: center; color: #64748b; transition: all 0.2s; }
.fullscreen-container .modal-close:hover { background: rgba(148, 163, 184, 0.15); color: #1e293b; }

.native-fullscreen-shell { position: fixed; inset: 0; z-index: 3200; }
.native-fullscreen-backdrop { position: absolute; inset: 0; background: rgba(15, 23, 42, 0.88); backdrop-filter: blur(10px); }
.native-fullscreen-stage { position: relative; z-index: 1; width: min(100vw, 1200px); height: min(100vh, 100%); margin: 0 auto; padding: 24px; display: flex; flex-direction: column; justify-content: center; box-sizing: border-box; }
.native-fullscreen-shell:fullscreen { background: rgba(15, 23, 42, 0.96); }
.native-fullscreen-shell:fullscreen .native-fullscreen-stage { width: 100vw; height: 100vh; max-width: none; padding: max(20px, env(safe-area-inset-top, 0px)) max(20px, env(safe-area-inset-right, 0px)) max(20px, env(safe-area-inset-bottom, 0px)) max(20px, env(safe-area-inset-left, 0px)); }
.native-fullscreen-shell:fullscreen::backdrop { background: rgba(15, 23, 42, 0.96); }
.fullscreen-chart-modal { width: 100%; max-width: none; max-height: none; height: 100%; overflow: auto; border-radius: 28px; background: rgba(255,255,255,0.96); box-shadow: 0 24px 60px rgba(15, 23, 42, 0.24); }
.native-fullscreen-shell:fullscreen .fullscreen-chart-modal { border-radius: 24px; }

/* --- 页面进入动画 --- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes staggerIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes typewriter {
    from { max-height: 0; opacity: 0; }
    to { max-height: 200px; opacity: 1; }
}

.safety-layer { animation: fadeInUp 0.4s ease both; }
.narrative-layer { animation: fadeInUp 0.4s ease 0.1s both; }
.exploration-layer { animation: fadeInUp 0.4s ease 0.5s both; }
.action-layer { animation: fadeInUp 0.4s ease 0.9s both; }
.research-layer { animation: fadeInUp 0.4s ease 1.3s both; }

.status-map-cell {
    animation: staggerIn 0.3s ease both;
    animation-delay: calc(var(--i, 0) * 0.05s);
}
.dimension-card {
    animation: staggerIn 0.3s ease both;
    animation-delay: calc(var(--i, 0) * 0.06s);
}

/* --- 响应式断点 --- */

/* ≥1024px */
@media (min-width: 1024px) {
    .status-map-grid { grid-template-columns: repeat(4, 1fr); }
    .dimension-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-content svg { max-width: 480px; }
    .report-hero {
        padding: 28px 32px;
    }
    .opening-narrative {
        padding: 24px 28px;
    }
    .action-plan {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--card-gap);
    }
    .precision-dashboard {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* 768-1023px */
@media (min-width: 768px) and (max-width: 1023px) {
    #app { max-width: 900px; padding: 20px; }
    .app-container { max-width: 900px; }
    .glass-card { padding: 24px; border-radius: 20px; }
    .status-map-grid { grid-template-columns: repeat(3, 1fr); }
    .dimension-grid { grid-template-columns: repeat(2, 1fr); }
    .report-meta-grid-compact { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
    .dimensions-section { padding: 18px; }
    .advanced-feature-section { padding: 18px; }
    .scale-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
    .lobby-recommend-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
    .data-hub-quick-actions { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .data-hub-scale-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
    .modal-card { width: min(100%, 560px); max-height: min(85vh, 720px); }
    .my-records-modal { max-width: 680px; }
    .fullscreen-container { padding: 16px 12px; }
    .histogram-stats-grid, .item-psych-summary-grid, .irt-results-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
    .mirt-dim-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .trend-significance-grid-full { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .related-scale-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
    .import-preview-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .gallery-content svg { max-width: 400px; }
}

/* 601-767px */
@media (min-width: 601px) and (max-width: 767px) {
    .status-map-grid { grid-template-columns: repeat(2, 1fr); }
    .dimension-grid { grid-template-columns: 1fr; }
    .what-if-comparison { grid-template-columns: 1fr; }
    .gallery-content svg { max-width: 360px; }
    .report-hero { padding: 16px 14px; }
    .opening-narrative { padding: 14px; }
    .population-locator { padding: 14px; }
    .action-plan { padding: 14px; }
    .action-group { gap: 10px; }
    .precision-dashboard { padding: 14px; }
    .precision-grid { grid-template-columns: 1fr 1fr; }
    .cluster-profile { padding: 14px; }
}

/* ≤600px */
@media (max-width: 600px) {
    body { display: block; }
    #app { max-width: none; padding: 12px; }
    .app-container { max-width: none; }
    .glass-card { padding: 18px; border-radius: 18px; }
    .page-card, .report-card { border-radius: 18px; }

    .disclaimer-section { padding: 20px 15px; margin-top: 40px; border-radius: 12px; }
    .disclaimer-main { font-size: 12px; }
    .disclaimer-sub { font-size: 11px; }
    .copyright-bar { font-size: 10px; gap: 8px; flex-direction: column; }
    .copyright-bar .divider { display: none; }

    .report-hero { padding: 16px 12px; border-radius: 16px; margin-bottom: 16px; }
    .report-header { padding-bottom: 14px; margin-bottom: 14px; }
    .result-brand { font-size: var(--font-size-body); }
    .report-title-main { font-size: var(--font-size-narrative); }
    .report-title-sub { font-size: var(--font-size-body); }
    .report-subtitle { font-size: var(--font-size-auxiliary); }

    .report-meta-grid-compact { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
    .result-meta-card { min-height: 60px; padding: 10px 12px; }
    .meta-card-label { font-size: var(--font-size-data-label); }
    .meta-card strong { font-size: var(--font-size-body); }

.opening-narrative { padding: 16px; box-shadow: 0 3px 12px rgba(124, 144, 112, 0.06); }
.narrative-text { font-size: var(--font-size-card-title); line-height: 1.7; }

.status-map { gap: 8px; box-shadow: 0 1px 8px rgba(124, 144, 112, 0.04); }
.status-map-grid { grid-template-columns: repeat(2, 1fr); }
.status-map-cell { padding: 12px 8px; min-height: 72px; }

.population-locator { padding: 12px; box-shadow: none; }
.locator-heading { font-size: var(--font-size-card-title); }

    .dimension-grid { grid-template-columns: 1fr; }
    .dimension-card-header { padding: 12px 14px 10px; flex-direction: column; align-items: stretch; }

    .dimensions-section { padding: 16px 12px; border-radius: 16px; margin-bottom: 16px; }
    .dimensions-section h4 { font-size: var(--font-size-card-title); margin-bottom: 12px; padding-bottom: 10px; }

    .alert-stack { gap: 10px; }
    .alert-card { padding: 12px 14px; border-radius: 12px; }
    .alert-header { flex-wrap: wrap; }
    .alert-title { font-size: var(--font-size-secondary); }
    .alert-message { font-size: var(--font-size-auxiliary); }
    .alert-action { font-size: var(--font-size-data-label); padding: 6px 10px; }

    .ai-entry-card { padding: 12px 14px; gap: 8px; }
    .ai-entry-icon { font-size: 20px; }
    .ai-interpretation-section { padding: 16px 12px; border-radius: 16px; margin-bottom: 16px; }
    .ai-interpretation-section h4 { font-size: var(--font-size-card-title); }
    .section-inline-btn { padding: 7px 10px; font-size: 11px; }
    .advanced-feature-card { padding: 12px 14px; border-radius: 12px; }
    .advanced-feature-card strong { font-size: var(--font-size-secondary); }
    .advanced-feature-card p { font-size: var(--font-size-auxiliary); }

    .boundary-card { padding: 12px 14px; border-radius: 12px; }
    .boundary-header strong { font-size: var(--font-size-secondary); }
    .boundary-status-badge { font-size: 10px; padding: 2px 8px; }
    .boundary-score-row { font-size: var(--font-size-data-label); gap: 8px 12px; }
    .boundary-message { font-size: var(--font-size-auxiliary); }

    .longitudinal-summary-card { padding: 12px 14px; }
    .trend-summary-text { font-size: var(--font-size-auxiliary); }
    .trend-significance-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
    .trend-significance-item { padding: 8px 10px; }
    .trend-significance-item span { font-size: 10px; }
    .trend-significance-item strong { font-size: var(--font-size-auxiliary); }

    .result-footer-actions { gap: 10px; margin-top: 20px; }
    .result-footer-actions button { padding: 12px 14px; font-size: var(--font-size-secondary); border-radius: 12px; }
    .footer-actions-row { gap: 10px; }

    .crisis-action-card { padding: 14px 16px; gap: 12px; border-radius: 14px; }
    .crisis-action-icon { width: 40px; height: 40px; font-size: 20px; }
    .crisis-action-content strong { font-size: var(--font-size-body); }
    .crisis-action-content p { font-size: var(--font-size-auxiliary); }

    .research-group-summary { padding: 10px 12px; font-size: var(--font-size-secondary); }
    .research-group-desc { display: none; }

    .what-if-panel { padding: 16px; }
    .what-if-panel--floating {
        width: calc(100vw - 24px);
        max-height: calc(100dvh - 32px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px));
        border-radius: 18px;
    }
    .what-if-entry-btn {
        min-height: 46px;
        padding: 12px 14px;
    }
    .dim-score-detail,
    .precision-dim-item {
        gap: 8px;
    }
    .what-if-comparison { grid-template-columns: 1fr; }

    .action-group { padding: 12px; }
    .action-item { padding: 6px 0; }
    .action-text { font-size: var(--font-size-secondary); }

    .strength-flip-cards { grid-template-columns: 1fr; }

    .precision-dashboard { grid-template-columns: 1fr; }
    .gallery-tabs { gap: 0; }
    .gallery-tab { padding: 12px 14px; font-size: var(--font-size-auxiliary); min-height: 44px; }
    .gallery-content { padding: 14px; min-height: 240px; }
    .gallery-content svg { max-width: 320px; }

    .visualization-stack,
    .histogram-chart-container,
    .quadrant-grid-card {
        width: 100% !important;
        min-width: 320px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 4px 0;
    }

    .radar-svg,
    .distribution-track,
    .histogram-svg,
    .irt-curve-svg {
        min-width: 320px !important;
        max-width: 100% !important;
        height: auto !important;
    }

    .radar-labels text,
    .histogram-svg text,
    .distribution-track text {
        font-size: 10px !important;
    }

    .radar-points circle,
    .histogram-bar {
        r: 8 !important;
        stroke-width: 3 !important;
    }

    .collapsible-summary,
    .nested-summary {
        padding: 12px 16px !important;
        font-size: var(--font-size-body) !important;
    }

    .bands-container { flex-direction: column; gap: 6px; padding: 10px; }
    .band-item { padding: 8px 10px; font-size: var(--font-size-data-label); }

    .cluster-header { flex-direction: column; align-items: flex-start; gap: 8px; }
    .cluster-badge { font-size: var(--font-size-auxiliary); }
    .cluster-description { font-size: var(--font-size-auxiliary); }
    .distribution-legend { gap: 10px; font-size: var(--font-size-data-label); }

    .tag-filter-row, .tag-chip-list { gap: 8px; }
    .chip { padding: 8px 12px; font-size: var(--font-size-secondary); }
}

/* 横屏适配 */
@media (max-height: 500px) and (orientation: landscape) {
    .radar-svg { min-height: 200px !important; }
    .histogram-svg,
    .distribution-track {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 400 / 120;
        max-height: 140px;
        object-fit: contain;
    }
}

/* --- 打印样式 --- */
@media print {
    body {
        background: #fff !important;
        color: #000 !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    *, *::before, *::after {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }

    #app { max-width: none; padding: 0; }

    .glass-card,
    .report-card,
    .opening-narrative,
    .advanced-feature-section,
    .dimensions-section,
    .report-section-card,
    .advanced-feature-card,
    .meta-card,
    .stat-card,
    .irt-result-card,
    .mirt-dim-card,
    .dimension-card,
    .crisis-action-card,
    .crisis-action-card-prominent,
    .status-map,
    .population-locator {
        background: #fff !important;
        box-shadow: none !important;
        color: #000 !important;
        border-color: #d1d5db !important;
    }

    .histogram-bar,
    .progress-fill,
    .alert-card,
    .boundary-card,
    .status-map-cell {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    .result-footer-actions,
    .modal-overlay,
    .data-hub-icon-btn,
    .nav-back-btn,
    .info-tip-btn,
    .term-info-btn,
    .overview-btn,
    .back-link,
    .chart-fullscreen-btn,
    .crisis-sticky-banner,
    .what-if-panel,
    .gallery-tabs,
    .ai-entry-card,
    .validity-retest-btn,
    .what-if-entry-btn {
        display: none !important;
    }

    .strength-flip-card .flip-inner { transform: rotateY(180deg); }
    .strength-flip-card .flip-back { position: static; }

    .report-wrapper { padding-bottom: 0; }

    .glass-card,
    .report-card,
    .advanced-feature-section,
    .dimensions-section,
    .report-section-card {
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .narrative-layer,
    .exploration-layer,
    .action-layer,
    .research-layer {
        animation: none !important;
    }

    .status-map-cell,
    .dimension-card {
        animation: none !important;
    }

    #print-fallback {
        display: none !important;
        padding: 24px;
        max-width: 800px;
        margin: 0 auto;
    }

    .app-container,
    .report-wrapper,
    #report-node {
        display: block !important;
        max-width: none !important;
        width: 100% !important;
        overflow: visible !important;
    }

    .print-header h1 { font-size: 22px; margin: 0 0 10px 0; color: #333; }
    .print-header p { font-size: var(--font-size-secondary); color: #666; margin: 0 0 20px 0; }
    .print-summary { margin-bottom: 20px; padding: 14px; background: #f8fafc; border-radius: 10px; border: 1px solid #e2e8f0; }
    .print-summary p { margin: 6px 0; font-size: 14px; }
    .print-summary strong { color: #333; }
    .print-dimensions { margin-top: 20px; }
    .print-dimensions h3 { font-size: 16px; margin: 0 0 12px 0; color: #333; }
    .print-dimensions table { width: 100%; border-collapse: collapse; font-size: var(--font-size-secondary); }
    .print-dimensions th { background: #f1f5f9; padding: 10px 12px; text-align: left; font-weight: 600; border-bottom: 2px solid #e2e8f0; }
    .print-dimensions td { padding: 8px 12px; border-bottom: 1px solid #f1f5f9; }
    .print-dimensions tr:last-child td { border-bottom: none; }

    .radar-svg,
    .distribution-track {
        display: none !important;
    }
    .visualization-fallback {
        display: flex !important;
    }
}

/* --- prefers-reduced-motion --- */
@media (prefers-reduced-motion: reduce) {
    .modal-overlay,
    .export-menu-overlay,
    .fullscreen-overlay {
        animation: none !important;
        transition: none !important;
    }

    .narrative-layer,
    .exploration-layer,
    .action-layer,
    .research-layer {
        animation: none !important;
    }

    .status-map-cell,
    .dimension-card {
        animation: none !important;
    }

    .crisis-action-card-prominent { animation: none !important; }

    .narrative-text {
        animation: none !important;
    }

    .dimension-card,
    .status-map-cell,
    .alert-card,
    .ai-entry-card,
    .related-scale-card,
    .recommendation-card {
        transition: none !important;
    }

    .strength-flip-card .flip-inner { transition: none; }

    .opt-card { transition: none !important; }
    .opt-card:active { transform: none !important; }

    /* 抑制开篇叙事打字光标的闪烁动画（伪元素动画不会被父级 animation:none 继承） */
    .narrative-text::after,
    .narrative-text:not(.narrative-typing-done)::after {
        animation: none !important;
        content: none !important;
    }

    .collapsible-summary::after,
    .disclaimer-box summary::after { transition: none; }
    .research-group-summary { transition: none; }
    .profile-select { transition: none; }
}



/* 折叠式免责声明 */
.disclaimer-box {
    background: rgba(192, 214, 223, 0.15);
    border-radius: 12px;
    padding: 12px 16px;
    margin-bottom: 20px;
    border: 1px solid rgba(124, 144, 112, 0.1);
}
.disclaimer-box summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--primary);
    font-size: 14px;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-align: center;
}
.disclaimer-box summary::-webkit-details-marker { display: none; }
.disclaimer-box summary:after {
    content: "▶";
    font-size: 10px;
    opacity: 0.5;
    transition: transform 0.2s;
}
.disclaimer-box[open] summary:after { transform: rotate(180deg); }
.disclaimer-inner {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed rgba(124, 144, 112, 0.15);
    font-size: 12px;
    line-height: 1.7;
    color: #64748b;
}
.disclaimer-inner p { margin: 8px 0; }



.action-btn:focus-visible,
.text-btn:focus-visible,
.overview-btn:focus-visible,
.nav-back-btn:focus-visible,
.data-hub-action-card:focus-visible,
.lobby-recommend-card:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-color: rgba(124, 144, 112, 0.28);
}
.data-hub-action-card:hover {
    border-color: var(--primary);
    background: rgba(124, 144, 112, 0.06);
}
.action-card-icon {
    font-size: 24px;
    line-height: 1;
}
.action-card-title {
    font-size: var(--font-size-secondary);
    font-weight: 600;
    color: #1e293b;
}
.action-card-desc {
    font-size: 11px;
    color: #64748b;
    line-height: 1.4;
}
.related-scale-card, .recommendation-card { text-align: left; cursor: pointer; transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease; }
.related-scale-card:hover, .recommendation-card:hover { transform: translateY(-2px); border-color: rgba(124, 144, 112, 0.2); box-shadow: 0 10px 18px rgba(124, 144, 112, 0.08); }

.collapsible-section {
    padding-top: 14px;
}
.collapsible-summary {
    list-style: none;
    cursor: pointer;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-align: center;
}
.collapsible-summary::-webkit-details-marker { display: none; }
.collapsible-summary::after {
    content: '▼';
    font-size: 14px;
    opacity: 0.7;
    transition: transform 0.2s ease;
}
.collapsible-section[open] > .collapsible-summary::after,
.nested-collapsible[open] > .collapsible-summary::after {
    transform: rotate(180deg);
}
.research-group {
    margin-bottom: 8px;
}
.research-group-summary {
    justify-content: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--layer-l4-bg);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    border: 1px solid var(--layer-l4-border);
    border-radius: 14px;
    transition: background 0.2s ease;
}
.research-group-summary:hover {
    background: rgba(255, 255, 255, 0.7);
}
.research-group-icon {
    font-size: 16px;
}
.research-group-desc {
    font-size: 11px;
    font-weight: 400;
    color: #94a3b8;
    margin-left: 4px;
}
.advanced-inner { margin-top: 14px; }
.nested-collapsible {
    margin-top: 16px;
    border-radius: 16px;
    border: 1px solid rgba(124, 144, 112, 0.08);
    background: rgba(255,255,255,0.86);
}
.nested-summary {
    justify-content: space-between;
    text-align: left;
    padding: 14px 16px;
}
.nested-summary strong { margin-bottom: 0 !important; }
.nested-inner { padding: 0 16px 16px; }

.term-info-btn {
    position: relative;
}
.term-info-btn::after {
    content: attr(data-tip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 10px);
    transform: translateX(-50%) translateY(4px);
    min-width: 180px;
    max-width: 280px;
    padding: 8px 10px;
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.92);
    color: #fff;
    font-size: 12px;
    line-height: 1.6;
    font-weight: 500;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.18);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
    z-index: 30;
    white-space: normal;
}
.term-info-btn:hover::after,
.term-info-btn:focus-visible::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.export-menu-overlay {
    align-items: center;
}
.export-menu-sheet {
    width: min(100%, 520px);
    background: rgba(255,255,255,0.98);
    border-radius: 24px 24px 0 0;
    box-shadow: 0 -12px 40px rgba(15, 23, 42, 0.16);
    padding: 18px;
    border: 1px solid rgba(255,255,255,0.8);
}
.export-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}
.export-menu-header h3 { margin: 0; color: var(--primary); font-size: 18px; }
.export-menu-list { display: grid; gap: 10px; }
.export-menu-item {
    width: 100%;
    text-align: left;
    border: 1px solid rgba(124, 144, 112, 0.12);
    background: rgba(244, 247, 246, 0.72);
    border-radius: 16px;
    padding: 14px 16px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.export-menu-item strong { display: block; color: var(--primary-dark); margin-bottom: 4px; font-size: 14px; }
.export-menu-item span { display: block; color: #64748b; font-size: 12px; line-height: 1.6; }
.export-menu-item:hover { background: #fff; border-color: rgba(124, 144, 112, 0.24); transform: translateY(-1px); }
.export-menu-note { margin: 12px 2px 0; color: #64748b; font-size: 12px; line-height: 1.7; }

.latency-histogram-section,
.irt-analysis-section,
.mirt-analysis-section {
    background: rgba(255,255,255,0.72);
    border: 1px solid #e2e8f0;
    border-radius: 18px;
}
.latency-histogram-subtitle { text-align: center; color: #64748b; font-size: var(--font-size-secondary); margin: 0 0 14px; }
.histogram-stats,
.item-psych-summary-grid,
.irt-results-grid,
.mirt-dim-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}
.stat-card,
.irt-result-card,
.mirt-dim-card {
    background: rgba(255,255,255,0.88);
    border: 1px solid rgba(124, 144, 112, 0.08);
    border-radius: 14px;
    padding: 14px;
    text-align: center;
}
.stat-card-label,
.irt-result-card-label { font-size: 12px; color: #64748b; margin-bottom: 6px; }
.stat-card-value,
.irt-result-card-value,
.mirt-dim-theta { font-size: 18px; font-weight: 800; color: var(--primary-dark); }
.irt-result-card-note,
.mirt-dim-name { font-size: 12px; color: #64748b; margin-top: 6px; line-height: 1.6; }
.histogram-chart {
    margin-top: 14px;
    padding: 16px 12px 10px;
    background: rgba(244, 247, 246, 0.65);
    border-radius: 14px;
}
.histogram-bars {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    min-height: 140px;
}
.histogram-bar-wrapper { flex: 1; text-align: center; }
.histogram-bar {
    width: 100%;
    min-height: 8px;
    border-radius: 10px 10px 4px 4px;
    background: repeating-linear-gradient(135deg, rgba(255,255,255,0.16) 0 6px, rgba(255,255,255,0.03) 6px 12px), linear-gradient(180deg, var(--primary), var(--primary-dark));
}
.histogram-bar-label { font-size: 10px; color: #64748b; margin-top: 8px; }
.histogram-bar-count { font-size: 11px; color: #475569; margin-bottom: 6px; }
.histogram-percentiles {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
}
.percentile-item {
    text-align: center;
    padding: 10px 8px;
    border-radius: 12px;
    background: rgba(244, 247, 246, 0.8);
    color: #64748b;
    font-size: 12px;
}
.percentile-item strong { display: block; color: var(--primary-dark); margin-top: 4px; font-size: 14px; }
.irt-analysis-header,
.irt-curve-header,
.boundary-header,
.boundary-score-row,
.item-psych-row,
.item-psych-values {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.irt-analysis-header { margin: 14px 0; flex-wrap: wrap; }
.mirt-model-badge,
.boundary-status-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(124, 144, 112, 0.1);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 700;
}
.irt-meta-text { color: #64748b; font-size: 12px; }
.irt-curve-card,
.item-psychometrics-card { margin-top: 16px; }
.irt-curve-svg { width: 100%; height: 160px; margin-top: 10px; }
.item-psych-list { display: grid; gap: 10px; margin-top: 14px; }
.item-psych-row {
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(244, 247, 246, 0.7);
    align-items: flex-start;
}
.item-psych-row strong { color: var(--primary-dark); margin-right: 8px; }
.item-psych-row span { color: #475569; font-size: var(--font-size-secondary); line-height: 1.6; }
.item-psych-values { flex-wrap: wrap; justify-content: flex-end; color: #64748b; font-size: 12px; }

.boundary-score-row { flex-wrap: wrap; font-size: 12px; color: #64748b; margin: 10px 0; }
.boundary-score-row strong { color: var(--primary-dark); }
.diff-positive { color: #b91c1c; font-weight: 700; }
.diff-negative { color: var(--success); font-weight: 700; }
.boundary-message,
.pattern-note { margin: 8px 0 0 0; color: #64748b; font-size: var(--font-size-secondary); line-height: 1.7; }

@media (max-width: 600px) {
    .export-menu-overlay { align-items: flex-end; }
    .export-menu-sheet { width: 100%; padding: 16px; border-radius: 20px 20px 0 0; }
    .term-info-btn::after { min-width: 140px; max-width: 220px; font-size: 11px; }
    .histogram-stats,
    .item-psych-summary-grid,
    .irt-results-grid,
    .mirt-dim-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .histogram-bars { min-height: 100px; gap: 8px; }
    .histogram-percentiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .irt-curve-header,
    .boundary-header,
    .item-psych-row,
    .item-psych-values { flex-direction: column; align-items: flex-start; }
    .crisis-action-card { grid-template-columns: 1fr; }
}

/* 报告格式化样式 */
.formatted-report { line-height: 1.8; font-size: 14px; color: #374151; }
.analysis-section h4, .data-table h4, .ref-footer h4 { letter-spacing: 0.5px; }
.report-section-card { border: 1px solid rgba(124, 144, 112, 0.12); border-radius: 16px; padding: 18px; background: rgba(255,255,255,0.82); margin-bottom: 14px; box-shadow: 0 8px 20px rgba(124, 144, 112, 0.05); }
.report-section-card:last-child { margin-bottom: 0; }
.report-section-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 10px; flex-wrap: nowrap; }
.report-section-head h5 { margin: 0; color: var(--primary-dark); font-size: 15px; flex: 1; min-width: 0; }
.report-score-chip { display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 999px; background: rgba(124, 144, 112, 0.1); color: var(--primary); font-size: 12px; font-weight: 700; flex-shrink: 0; white-space: nowrap; }
.report-section-title { display: block; color: var(--primary); font-size: 14px; margin-top: 16px; margin-bottom: 6px; padding: 6px 10px; background: rgba(192, 214, 223, 0.18); border-left: 3px solid var(--primary); border-radius: 6px; font-weight: 600;}
.formatted-report p { margin: 6px 0 14px 0; text-align: justify; line-height: 1.7; }
.dimension-highlight { display: inline-block; font-weight: 700; color: var(--primary-dark); font-size: 15px; margin: 8px 0 4px 0; padding: 4px 0; border-bottom: 2px solid rgba(124, 144, 112, 0.2); }
.detailed-text { font-size: var(--font-size-secondary); line-height: 1.8; color: #555; white-space: pre-wrap; }

.data-table { margin: 20px 0; border-top: 1px dashed rgba(124, 144, 112, 0.2); padding-top: 15px; }
.data-table h4 { margin-top: 0; margin-bottom: 12px; color: var(--primary); font-size: 15px; }
.data-row { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid rgba(226, 232, 240, 0.5); font-size: var(--font-size-secondary); color: #475569; }
.data-row span:first-child { color: #64748b; }
.data-row span:last-child { font-weight: bold; color: var(--primary); }

.ref-footer { font-size: 12px; color: #6b7b8a; margin-top: 30px; line-height: 1.7; padding-top: 20px; border-top: 1px solid rgba(226, 232, 240, 0.5); }
.ref-footer h4 { margin-top: 0; margin-bottom: 12px; color: var(--primary-dark); font-size: var(--font-size-secondary); }
.ref-footer p { margin: 8px 0; padding: 10px 12px; background: rgba(255,255,255,0.6); border: 1px solid rgba(226,232,240,0.7); border-radius: 12px; }

.disclaimer-inner p { margin: 0 0 10px 0; color: #64748b; line-height: 1.8; }
.disclaimer-inner p:last-child { margin-bottom: 0; }

.app-footer { margin-top: 40px; padding: 20px 0; text-align: center; font-size: 11px; color: #94a3b8; line-height: 1.6; border-top: 1px dashed #cbd5e1; }
.app-footer p { margin: 5px 0; }
.fade-enter-active, .fade-leave-active { transition: opacity 0.3s; }
.fade-enter-from, .fade-leave-to { opacity: 0; }

@media (max-width: 900px) {
    #app { max-width: 760px; padding: 18px; }
    .app-container { max-width: 760px; }
    .glass-card { padding: 24px; }
    .info-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
    body { display: block; }
    #app { max-width: none; padding: 12px; }
    .app-container { max-width: none; }
    .glass-card { padding: 18px; border-radius: 18px; }
    .page-card, .report-card { border-radius: 18px; }
    h1 { font-size: 22px; }
    .home-header h1 { font-size: 20px; }
    .home-header .description { font-size: 13px; }
    .card-header { margin-bottom: 16px; padding-bottom: 10px; }
    .form-container { margin: 16px 0; }
    .input-group label { font-size: var(--font-size-secondary); }
    .lobby-header { grid-template-columns: 1fr; gap: 12px; padding-top: max(6px, env(safe-area-inset-top, 0px)); }
    .lobby-brand { grid-column: auto; justify-self: stretch; }
    .lobby-brand h1 { font-size: 24px; line-height: 1.3; }
    .lobby-slogan { font-size: 12px; letter-spacing: 0.4px; }
    .lobby-data-hub { grid-column: auto; justify-self: stretch; width: 100%; }
    .data-hub-icon-btn { width: 100%; flex-direction: row; gap: 8px; min-height: 44px; padding: 10px 14px; border-radius: 14px; }
    .data-hub-icon-btn-label { font-size: 12px; }
    .lobby-recommend-grid { grid-template-columns: 1fr; gap: 10px; }
    .search-box { margin-bottom: 16px; }
    .search-input { padding: 13px 42px 13px 16px; font-size: 14px; }
    .tag-filter-section { margin-bottom: 18px; gap: 10px; }
    .tag-filter-row { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
    .tag-chip-list { flex-wrap: nowrap; gap: 8px; padding-bottom: 2px; }
    .chip { padding: 9px 12px; font-size: var(--font-size-secondary); }
    .scale-list { grid-template-columns: 1fr; gap: 12px; }
    .scale-item-card { min-height: auto; padding: 16px; border-radius: 16px; }
    .scale-card-title { font-size: 17px; margin-bottom: 6px; }
    .scale-card-desc { -webkit-line-clamp: 2; line-clamp: 2; margin-bottom: 12px; }
    .scale-footer { gap: 8px 12px; font-size: 11px; }
    .scale-tag-pill { max-width: 100%; }
    .info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
    .detail-metrics-stable {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 10px;
    }
    .detail-metric-item {
        min-height: 66px;
        padding: 12px 8px;
    }
    .home-header { margin-bottom: 16px; }
    .home-header h1 { font-size: 20px; }
    .home-header .description { font-size: 13px; }
    .detail-metric-item {
        min-height: 66px;
        padding: 12px 8px;
    }
    .info-item { padding: 10px 6px; }
    .info-item label { font-size: 10px; }
    .info-item strong { font-size: var(--font-size-secondary); }
    .card-header { margin-bottom: 16px; padding-bottom: 10px; }
    .form-container { margin: 16px 0; }
    .input-group label { font-size: 13px; }
    .info-item-with-tip { padding-right: 26px; }
    .info-tip-btn { top: 8px; right: 6px; width: 18px; height: 18px; font-size: 12px; }
    .progress-row { align-items: flex-start; flex-direction: column; }
    .progress-toolbar-stable {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        flex-wrap: nowrap;
    }
    .progress-meta { width: 100%; justify-content: flex-start; }
    .progress-toolbar-stable .progress-meta {
        width: auto;
        flex: 1;
        justify-content: flex-end;
        min-width: 0;
    }
    .progress-toolbar-stable .progress-text {
        white-space: nowrap;
    }
    .test-tool-btn,
    .overview-btn,
    .inline-back-btn {
        min-height: 38px;
        padding: 9px 12px;
        font-size: 12px;
    }
    .question-title { font-size: 18px; min-height: auto; }
    .opt-card { padding: 18px 24px; min-height: 44px; }
    .opt-label { font-size: 15px; }
    .test-footer { flex-wrap: wrap; }
    .overview-grid-container { grid-template-columns: repeat(4, 1fr); }
    .modal-card { padding: 18px; border-radius: 16px; max-height: min(86vh, 760px); }
    .modal-overlay { align-items: center; }
    .modal-actions.two-cols { flex-direction: column; }
    .report-hero { padding: 16px; border-radius: 18px; }
    .report-meta-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .report-meta-inline-stable {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }
    .result-summary-copy {
        grid-template-columns: 1fr;
    }
    .result-meta-card {
        min-height: 68px;
        padding: 12px 14px;
    }
    .meta-card-version { grid-column: 1 / -1; }
    .result-brand { font-size: 18px; }
    .report-title-main { font-size: 24px; }
    .report-title-sub { font-size: 16px; }
    .profile-toolbar { flex-direction: column; align-items: flex-start; }
    .profile-select { max-width: none; width: 100%; }
    .related-scale-list { grid-template-columns: 1fr; }
    .quadrant-grid-card { padding: 18px 12px 34px 28px; }
    .quadrant-label { font-size: 11px; padding: 3px 6px; }
    .quadrant-score-row { grid-template-columns: 1fr; }
    .report-section-head { flex-direction: row; align-items: center; gap: 8px; }
    .report-section-head h5 { font-size: 14px; }
    .report-score-chip { font-size: 11px; padding: 4px 8px; }
    .data-row { flex-direction: column; align-items: flex-start; gap: 4px; }
    .tag-chip-list { justify-content: flex-start; }
}

@media (min-width: 601px) and (max-width: 767px) {
    .overview-grid-container { grid-template-columns: repeat(4, 1fr); }
    .opt-card { padding: 18px 22px; min-height: 44px; }
}

@media (max-width: 420px) {
    .tag-filter-row,
    .tag-chip-list { gap: 6px; }
    .chip { padding: 8px 10px; font-size: 12px; }
    .info-grid,
    .report-meta-grid {
        grid-template-columns: 1fr;
    }
    .scale-list { grid-template-columns: 1fr; }
    .detail-metrics-stable {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
    }
    .detail-metric-item {
        min-height: 62px;
        padding: 8px 6px;
    }
    .detail-metric-item strong {
        font-size: 12px;
        white-space: normal;
    }
    .progress-toolbar-stable {
        gap: 8px;
    }
    .progress-toolbar-stable .inline-back-btn,
    .progress-toolbar-stable .progress-text {
        font-size: 12px;
        padding: 8px 10px;
    }
    .report-meta-inline-stable {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }
    .result-meta-card {
        min-height: 64px;
        padding: 10px 12px;
    }
    .result-meta-card strong {
        font-size: var(--font-size-secondary);
    }
}


/* ============================================================================
   图表全屏功能样式（移动端最佳实践）
   ============================================================================ */

/* 图表容器 - 支持全屏触发 */
.chart-container {
    position: relative;
    width: 100%;
    margin: var(--space-4) 0;
}

/* 全屏触发按钮 - 右上角悬浮 */
.chart-fullscreen-btn {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary);
    font-size: 16px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.chart-fullscreen-btn:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.chart-fullscreen-btn:active {
    transform: scale(0.95);
}

.fullscreen-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.98);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 0;
    animation: fadeIn 0.2s ease;
}
.fullscreen-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 24px 20px;
    min-height: 100vh;
}
.fullscreen-container .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}
.fullscreen-container .modal-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
}
.fullscreen-container .modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(241, 245, 249, 0.8);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    transition: all 0.2s;
}
.fullscreen-container .modal-close:hover {
    background: rgba(148, 163, 184, 0.15);
    color: #1e293b;
}
.latency-hbar-chart-large .latency-hbar-row {
    gap: 14px;
    padding: 6px 0;
}
.latency-hbar-chart-large .hbar-track {
    height: 36px;
}
.latency-hbar-chart-large .hbar-label-text {
    font-size: 14px;
}
.latency-hbar-chart-large .hbar-value strong {
    font-size: 16px;
}


.collapsible-summary.section-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-dark);
    padding: 16px 0;
    cursor: pointer;
    list-style: none;
}
.collapsible-summary.section-title::before {
    content: "▸ ";
    display: inline-block;
    transition: transform 0.2s;
}
details[open] > .collapsible-summary.section-title::before {
    transform: rotate(90deg);
}
.detailed-interpretation-section {
    margin-top: 24px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    border-radius: 20px;
    padding: 0 22px;
    background: rgba(249, 250, 251, 0.5);
}
.detailed-interpretation-inner {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding-bottom: 22px;
}

/* 全屏模态框遮罩 */
.chart-fullscreen-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 全屏内容容器 */
.chart-fullscreen-content, .fullscreen-chart-content {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    width: 95vw;
    max-width: 800px;
    max-height: 90vh;
    overflow: auto;
    position: relative;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 全屏标题栏 */
.chart-fullscreen-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid rgba(124, 144, 112, 0.15);
}

.chart-fullscreen-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 0;
}

/* 全屏关闭按钮 */
.chart-fullscreen-close {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.08);
    color: var(--text);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.chart-fullscreen-close:hover {
    background: rgba(15, 23, 42, 0.15);
    transform: rotate(90deg);
}

/* 全屏图表区域 */
.chart-fullscreen-body, .fullscreen-chart-body {
    width: 100%;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chart-fullscreen-body svg, .fullscreen-chart-body svg {
    width: 100% !important;
    height: auto !important;
    max-height: 70vh;
}

/* 移动端适配 */
@media (max-width: 600px) {
    .chart-fullscreen-content, .fullscreen-chart-content {
        width: 100vw;
        max-width: none;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
        padding: var(--space-4);
        display: flex;
        flex-direction: column;
    }
    
    .chart-fullscreen-body, .fullscreen-chart-body {
        flex: 1;
        min-height: 0;
        overflow: auto;
    }
    
    .chart-fullscreen-body svg, .fullscreen-chart-body svg {
        max-height: none;
    }
}

/* 可视化降级文本（打印/不支持SVG时使用）*/
.visualization-fallback {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 10px;
    padding: 16px;
    background: rgba(244, 247, 246, 0.6);
    border-radius: var(--radius-md);
    font-size: var(--font-size-secondary);
}

.fallback-row {
    display: grid;
    grid-template-columns: 1fr auto 80px;
    gap: 12px;
    align-items: center;
    font-size: 13px;
    color: #475569;
}

.fallback-label {
    color: var(--primary-dark);
    font-weight: 600;
}

.fallback-score {
    color: var(--primary);
    font-weight: 700;
}

.fallback-bar-track {
    height: 8px;
    background: rgba(124, 144, 112, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.fallback-bar-fill {
    height: 100%;
    background: var(--primary);
    opacity: 0.7;
    border-radius: 4px;
}
.radar-grid polygon {
    transition: opacity 0.2s;
}
.radar-data-area {
    transition: opacity 0.3s ease;
}
.radar-points circle {
    transition: r 0.2s ease;
}
.radar-points circle:hover {
    r: 7;
}
.radar-labels text {
    pointer-events: none;
}

@media (max-width: 600px) {
    .radar-svg {
        max-width: 320px;
    }
    .radar-labels text {
        font-size: 10px;
    }
}

/* 常模分布轨道 */
.distribution-track {
    width: 100%;
    max-width: 400px;
    height: auto;
}
.distribution-track path {
    transition: opacity 0.3s;
}

/* 分布图图例 */
.distribution-legend {
    display: flex;
    gap: 16px;
    margin-top: 12px;
    font-size: 12px;
    color: #64748b;
    flex-wrap: wrap;
}
.latency-summary-section .section-intro-tight {
    margin-top: 12px;
    margin-bottom: 0;
}
.interpretation-shell {
    margin-top: 24px;
    border: 1px solid rgba(124, 144, 112, 0.12);
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(248, 250, 252, 0.94));
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06);
    overflow: hidden;
}
.interpretation-shell-summary {
    justify-content: space-between;
    text-align: left;
    padding: 18px 22px;
}
.interpretation-shell-inner {
    padding: 0 22px 22px;
}
.reading-intro-card,
.research-intro-card {
    margin-bottom: 18px;
    padding: 16px 18px;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(244, 247, 246, 0.92), rgba(255,255,255,0.88));
    border: 1px solid rgba(124, 144, 112, 0.1);
}
.reading-intro-card strong,
.research-intro-card strong {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-dark);
    font-size: 14px;
}
.reading-intro-card p,
.research-intro-card p {
    margin: 0;
    color: #475569;
    line-height: 1.8;
    font-size: 14px;
}
.detailed-credibility-section {
    margin-top: 18px;
}
.credibility-section {
    background: rgba(248, 250, 252, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 16px;
    padding: 18px;
}
.credibility-section h4 {
    margin: 0 0 14px 0;
    font-size: 16px;
    color: var(--primary-dark);
}
.latency-hbar-chart {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 4px 0;
}
.latency-hbar-row {
    display: grid;
    grid-template-columns: 80px 1fr 70px;
    gap: 10px;
    align-items: center;
}
.hbar-label {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.hbar-label-text {
    font-size: var(--font-size-secondary);
    font-weight: 600;
    color: #334155;
}
.hbar-label-tag {
    font-size: 11px;
    color: #64748b;
}
.hbar-track {
    height: 28px;
    background: rgba(241, 245, 249, 0.9);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}
.hbar-fill {
    height: 100%;
    border-radius: 8px;
    transition: width 0.6s ease;
    min-width: 4px;
}
.hbar-0-2 .hbar-fill {
    background: linear-gradient(90deg, var(--success), rgba(34, 197, 94, 0.7));
}
.hbar-2-5 .hbar-fill {
    background: linear-gradient(90deg, var(--primary), rgba(124, 144, 112, 0.7));
}
.hbar-5-10 .hbar-fill {
    background: linear-gradient(90deg, var(--warning), rgba(245, 158, 11, 0.7));
}
.hbar-10\\+ .hbar-fill,
.hbar-10+ .hbar-fill {
    background: linear-gradient(90deg, var(--color-critical-main), rgba(239, 68, 68, 0.7));
}
.hbar-value {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1px;
}
.hbar-value strong {
    font-size: 14px;
    color: #1e293b;
    font-weight: 700;
}
.hbar-value span {
    font-size: 11px;
    color: #64748b;
}
.latency-p50-line {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 8px;
    margin-top: 12px;
    padding: 10px 14px;
    background: rgba(124, 144, 112, 0.06);
    border-radius: 10px;
    border-left: 3px solid var(--primary);
}
.p50-marker {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-dark);
}
.p50-note {
    font-size: 12px;
    color: #64748b;
    line-height: 1.5;
}
.latency-content {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.research-cluster {
    margin-top: 22px;
}
.research-cluster:first-of-type {
    margin-top: 0;
}
.research-cluster-head {
    margin-bottom: 14px;
}
.research-cluster-head h4 {
    margin: 0 0 6px 0;
    color: var(--primary-dark);
    font-size: 18px;
}
.research-cluster-head p {
    margin: 0;
    color: #64748b;
    font-size: 14px;
    line-height: 1.8;
}
.research-card {
    border: 1px solid rgba(148, 163, 184, 0.14);
    border-radius: 22px;
    background: rgba(255,255,255,0.9);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.05);
    padding: 22px;
}
.research-latency-card {
    display: grid;
    grid-template-columns: minmax(260px, 0.9fr) minmax(340px, 1.1fr);
    gap: 22px;
    align-items: start;
}
.research-card-copy h5,
.research-card-copy.compact h5 {
    margin: 0 0 10px 0;
    color: var(--primary-dark);
    font-size: 20px;
}
.research-card-kicker {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: 999px;
    background: rgba(124, 144, 112, 0.1);
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 12px;
}
.research-card-lead {
    margin: 0 0 16px 0;
    color: #475569;
    font-size: 14px;
    line-height: 1.85;
}
.research-card-note {
    margin: 14px 0 0;
    color: #64748b;
    font-size: var(--font-size-secondary);
    line-height: 1.75;
}
.research-card-visual {
    display: grid;
    gap: 16px;
}
.research-chart-shell {
    padding: 16px 16px 12px;
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.98), rgba(241, 245, 249, 0.9));
    border: 1px solid rgba(148, 163, 184, 0.14);
}
.research-stat-grid {
    margin-top: 0;
    margin-bottom: 0;
}
.research-stat-grid .stat-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(248, 250, 252, 0.92));
    border: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.04);
}
.research-histogram-svg,
.research-radar-svg,
.research-distribution-track {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
}
.research-histogram-bar {
    filter: drop-shadow(0 8px 14px rgba(124, 144, 112, 0.15));
}
.research-legend {
    margin-top: 12px;
    justify-content: center;
    flex-wrap: wrap;
}
.research-percentile-grid {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}
.research-visual-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}
.research-profile-card {
    background: linear-gradient(180deg, rgba(248,250,252,0.98), rgba(255,255,255,0.94));
    border: 1px solid rgba(148, 163, 184, 0.12);
}
.research-text-block {
    margin-top: 18px;
}
.ai-bottom-section {
    margin-top: 24px;
    border: 1px solid rgba(184, 201, 168, 0.2);
    border-left: 4px solid var(--accent);
    border-radius: 20px;
    background: linear-gradient(180deg, rgba(250, 251, 248, 0.98), rgba(255,255,255,0.96));
}
.ai-bottom-inner {
    padding: 18px 20px 20px;
}
.latency-summary-head {
    margin-bottom: 10px;
}
.latency-summary-grid {
    margin-top: 8px;
}
.latency-summary-section {
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.96), rgba(255,255,255,0.88));
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 16px;
    padding: 18px;
}
.latency-summary-section h4 {
    margin: 0;
    text-align: left;
}
.latency-summary-section .stat-card {
    background: rgba(255,255,255,0.92);
    border: 1px solid rgba(148, 163, 184, 0.12);
}
.latency-summary-note {
    color: #64748b;
}
.advanced-analysis-section {
    margin-top: 20px;
    padding-top: 0;
    border: 1px solid rgba(124, 144, 112, 0.12);
    border-radius: 18px;
    background: rgba(255,255,255,0.9);
    overflow: hidden;
}
.advanced-analysis-section > .collapsible-summary {
    justify-content: space-between;
    text-align: left;
    padding: 16px 18px;
    border-bottom: 1px solid rgba(124, 144, 112, 0.08);
}
.advanced-analysis-section:not([open]) > .collapsible-summary {
    border-bottom: none;
}
.advanced-analysis-inner {
    padding: 0 18px 18px;
}
.advanced-analysis-intro {
    margin-bottom: 14px;
}
.advanced-analysis-card {
    background: rgba(248, 250, 252, 0.88);
    border: 1px solid rgba(148, 163, 184, 0.12);
}
.collapsible-summary {
    font-size: 14px;
    color: #64748b;
}
.collapsible-summary::before {
    content: "▸ ";
    display: inline-block;
    transition: transform 0.2s;
}
details[open] > .collapsible-summary::before {
    transform: rotate(90deg);
}

/* ============================================================================
   数据导入相关样式
   ============================================================================ */

.import-modal {
    max-width: 450px;
}
.import-instructions {
    margin-bottom: 20px;
    padding: 16px;
    background: #f8fafc;
    border-radius: 12px;
}
.import-instructions p {
    margin: 0 0 8px 0;
    font-size: 14px;
    color: #475569;
}
.import-instructions ul {
    margin: 8px 0;
    padding-left: 20px;
}
.import-instructions li {
    font-size: 13px;
    color: #64748b;
    margin-bottom: 4px;
}
.import-note {
    font-size: 12px !important;
    color: #94a3b8 !important;
    margin-top: 12px !important;
}
.import-drop-zone {
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    padding: 32px 20px;
    text-align: center;
    transition: all 0.2s ease;
}
.import-drop-zone.drag-over {
    border-color: var(--primary);
    background: rgba(74, 144, 217, 0.05);
}
.import-btn {
    padding: 10px 24px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s ease;
}
.import-btn:hover {
    background: var(--primary-dark);
}
.import-hint {
    margin-top: 12px;
    font-size: 12px;
    color: #94a3b8;
}
.import-duplicate-note {
    margin: 8px 0 0;
    color: #64748b;
    font-size: 13px;
}
.import-result {
    margin-top: 16px;
    padding: 12px;
    border-radius: 8px;
    font-size: 13px;
    text-align: center;
}
.import-file-summary {
    margin-top: 16px;
}
.import-file-meta {
    display: grid;
    gap: 6px;
    margin-top: 8px;
    font-size: 12px;
    color: #64748b;
}
.import-preview-card {
    margin-top: 16px;
    display: grid;
    gap: 14px;
}
.import-preview-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}
.import-preview-badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}
.import-preview-badge.status-neutral {
    background: rgba(148, 163, 184, 0.14);
    color: #475569;
}
.import-preview-badge.status-healthy {
    background: rgba(34, 197, 94, 0.12);
    color: #15803d;
}
.import-preview-badge.status-caution {
    background: rgba(245, 158, 11, 0.16);
    color: #b45309;
}
.import-preview-badge.status-warning,
.import-preview-badge.status-empty {
    background: rgba(239, 68, 68, 0.12);
    color: #b91c1c;
}
.import-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}
.import-preview-stat {
    padding: 12px;
    border-radius: 12px;
    background: rgba(248, 250, 252, 0.9);
    border: 1px solid rgba(226, 232, 240, 0.9);
    text-align: center;
}
.import-preview-stat span {
    display: block;
    font-size: 12px;
    color: #64748b;
    margin-bottom: 6px;
}
.import-preview-stat strong {
    font-size: 18px;
    color: var(--primary-dark);
}
.import-preview-note {
    margin: 0;
    font-size: 13px;
    color: #475569;
    line-height: 1.7;
}
.import-strategy-group {
    display: grid;
    gap: 10px;
}
.import-strategy-option {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    background: rgba(255,255,255,0.9);
}
.import-strategy-option input {
    margin-top: 3px;
}
.import-strategy-title {
    display: block;
    margin-bottom: 4px;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-dark);
}
.import-strategy-option p {
    margin: 0;
    font-size: 12px;
    color: #64748b;
    line-height: 1.6;
}
.import-duplicate-list {
    display: grid;
    gap: 10px;
}
.import-duplicate-item {
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(226, 232, 240, 0.9);
    background: rgba(248, 250, 252, 0.85);
}
.import-duplicate-head {
    font-size: 13px;
    line-height: 1.7;
    color: var(--primary-dark);
    font-weight: 600;
}
.import-duplicate-existing {
    margin: 6px 0 0;
    font-size: 12px;
    color: #64748b;
}
.import-success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #16a34a;
}
.import-failed {
    background: var(--color-critical-bg);
    border: 1px solid var(--color-critical-border);
    color: var(--color-critical-main);
}

/* ============================================================================
   纵向追踪相关样式
   ============================================================================ */

.my-records-modal {
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

@media (max-width: 600px) {
    .import-preview-grid {
        grid-template-columns: 1fr;
    }
    .import-preview-head {
        align-items: flex-start;
    }
}
.records-loading {
    text-align: center;
    padding: 40px 20px;
    color: #64748b;
}
.records-loading .spinner.small {
    width: 24px;
    height: 24px;
    margin: 0 auto 12px;
}
.records-empty {
    text-align: center;
    padding: 40px 20px;
    color: #64748b;
}
.records-empty-hint {
    font-size: 13px;
    color: #94a3b8;
    margin-top: 8px;
}
.records-filter {
    margin-bottom: 16px;
}
.records-filter select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 14px;
    background: white;
}

/* 记录列表 */
.records-list {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 20px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
}
.record-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid #f1f5f9;
    transition: background 0.15s ease;
    flex-wrap: wrap;
    gap: 8px;
}
.record-item:last-child {
    border-bottom: none;
}
.record-item:hover {
    background: #f8fafc;
}
.record-info {
    flex: 1;
    min-width: 150px;
}
.record-scale {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #1e293b;
}
.record-time {
    display: block;
    font-size: 12px;
    color: #94a3b8;
    margin-top: 2px;
}
.record-score {
    display: flex;
    align-items: center;
    gap: 8px;
}
.record-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
}
.record-level {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}
.record-level.level-normal {
    background: #f0fdf4;
    color: #16a34a;
}
.record-level.level-warning {
    background: var(--color-concern-bg);
    color: var(--color-concern-main);
}
.record-level.level-danger {
    background: var(--color-critical-bg);
    color: var(--color-critical-main);
}
.record-source {
    min-width: 60px;
    text-align: right;
}
.source-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 500;
    background: #f1f5f9;
    color: #64748b;
}
.source-imported, .source-csv_import, .source-platform_export {
    background: #e0f2fe;
    color: #0284c7;
}
.source-batch_import, .source-single_result {
    background: #fef3c7;
    color: #b45309;
}

/* 纵向趋势图 */
.records-trend {
    margin-top: 20px;
    padding: 16px;
    background: #f8fafc;
    border-radius: 12px;
}
.records-trend h4 {
    margin: 0 0 12px 0;
    font-size: 14px;
    color: #1e293b;
}
.trend-svg {
    width: 100%;
    height: 150px;
}

/* ============================================================================
    反应时直方图样式
   ============================================================================ */

.latency-histogram-section {
    background: rgba(255,255,255,0.72);
    border: 1px solid #e2e8f0;
    padding: 20px;
    border-radius: 18px;
    margin-bottom: 25px;
}

.latency-histogram-section h4 {
    margin-top: 0;
    margin-bottom: 6px;
    color: var(--primary);
    font-size: 16px;
    text-align: center;
}

.latency-histogram-subtitle {
    text-align: center;
    font-size: 12px;
    color: #64748b;
    margin: 0 0 16px 0;
}

.histogram-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.stat-card {
    background: rgba(124, 144, 112, 0.06);
    border-radius: 10px;
    padding: 10px 8px;
    text-align: center;
}

.stat-card-label {
    font-size: 10px;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.stat-card-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
}

.histogram-chart {
    background: rgba(244, 247, 246, 0.65);
    border-radius: 14px;
    padding: 16px;
    margin-bottom: 16px;
}

.histogram-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 120px;
    gap: 8px;
    padding: 0 4px;
}

.histogram-bar-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.histogram-bar {
    width: 100%;
    max-width: 60px;
    background: linear-gradient(to top, var(--primary), var(--accent));
    border-radius: 6px 6px 0 0;
    transition: height 0.5s ease;
    margin-top: auto;
    min-height: 2px;
}

.histogram-bar-label {
    font-size: 10px;
    color: #64748b;
    margin-top: 6px;
    text-align: center;
    white-space: nowrap;
}

.histogram-bar-count {
    font-size: 11px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}

.histogram-percentiles {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px dashed rgba(124, 144, 112, 0.15);
}

.percentile-item {
    text-align: center;
    font-size: 12px;
    color: #64748b;
}

.percentile-item strong {
    display: block;
    font-size: 14px;
    color: var(--primary-dark);
    margin-top: 2px;
}

/* ============================================================================
    IRT 分析结果样式
   ============================================================================ */

.irt-analysis-section {
    background: rgba(255,255,255,0.72);
    border: 1px solid #e2e8f0;
    padding: 20px;
    border-radius: 18px;
    margin-bottom: 25px;
}

.irt-analysis-section h4 {
    margin-top: 0;
    margin-bottom: 6px;
    color: var(--primary);
    font-size: 16px;
    text-align: center;
}

.irt-subtitle {
    text-align: center;
    font-size: 12px;
    color: #64748b;
    margin: 0 0 16px 0;
}

.item-psychometrics-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin-top: 8px;
}
.item-psychometrics-table th {
  background: rgba(139,157,168,0.08);
  font-weight: 600;
  text-align: left;
  padding: 8px 10px;
  border-bottom: 2px solid rgba(139,157,168,0.2);
  color: #5a6a7a;
  font-size: 11px;
  white-space: nowrap;
}
.item-psychometrics-table td {
  padding: 6px 10px;
  border-bottom: 1px solid rgba(226,232,240,0.6);
  color: #4a5a6a;
}
.item-psychometrics-table tr:nth-child(even) td {
  background: rgba(244,247,246,0.5);
}
.item-psychometrics-table tr:hover td {
  background: rgba(139,157,168,0.06);
}
.reliability-detail-note {
  margin: -4px 0 8px;
}
.reliability-dimension-table {
  margin-bottom: 12px;
}

.irt-results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.irt-result-card {
    background: rgba(124, 144, 112, 0.06);
    border-radius: 12px;
    padding: 14px;
}

.irt-result-card-label {
    font-size: 11px;
    color: #64748b;
    margin-bottom: 6px;
}

.irt-result-card-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-dark);
}

.irt-result-card-note {
    font-size: 11px;
    color: #94a3b8;
    margin-top: 4px;
}

.irt-analysis-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.irt-meta-text {
    font-size: 12px;
    color: #64748b;
}

.irt-curve-card,
.item-psychometrics-card {
    background: rgba(244, 247, 246, 0.65);
    border-radius: 14px;
    padding: 16px;
    margin-top: 16px;
}

.irt-curve-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.irt-curve-header strong {
    color: var(--primary-dark);
    font-size: 14px;
}

.irt-curve-header span {
    color: #64748b;
    font-size: 12px;
}

.irt-curve-svg {
width: 100%;
height: auto;
display: block;
}

.item-psych-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}

.item-psych-list {
    display: grid;
    gap: 10px;
}

.item-psych-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    background: rgba(255,255,255,0.78);
    border-radius: 12px;
    border: 1px solid rgba(124, 144, 112, 0.08);
}

.item-psych-row strong {
    color: var(--primary-dark);
    margin-right: 8px;
}

.item-psych-row span {
    font-size: 12px;
    color: #475569;
}

.item-psych-values {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

/* ============================================================================
    MIRT 多维 IRT 样式
   ============================================================================ */

.mirt-analysis-section {
    background: rgba(255,255,255,0.72);
    border: 1px solid #e2e8f0;
    padding: 20px;
    border-radius: 18px;
    margin-bottom: 25px;
}

.mirt-dim-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
    margin-top: 12px;
}

.mirt-dim-card {
    background: rgba(124, 144, 112, 0.06);
    border-radius: 10px;
    padding: 12px;
    text-align: center;
}

.mirt-dim-name {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 4px;
}

.mirt-dim-theta {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
}

.mirt-model-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(124, 144, 112, 0.1);
    color: var(--primary);
    font-size: 11px;
    font-weight: 600;
    margin-top: 8px;
}

/* 记录弹窗关闭按钮样式优化 */
.records-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 10px 20px;
}

/* ============================================================================
    临界区/分界线解释卡样式
   ============================================================================ */

.boundary-card {
    border-left: 4px solid var(--primary);
    transition: all 0.2s ease;
}

.boundary-card.boundary-within {
    border-left-color: var(--success);
    background: rgba(107, 144, 128, 0.05);
}

.boundary-card.boundary-near-above {
    border-left-color: var(--warning);
    background: rgba(253, 232, 232, 0.3);
}

.boundary-card.boundary-far-above {
    border-left-color: var(--color-critical-main);
    background: var(--color-critical-bg);
}

.boundary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.boundary-header strong {
    font-size: 15px;
    color: var(--primary-dark);
}

.boundary-status-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}

.boundary-status-badge.status-within {
    background: rgba(107, 144, 128, 0.15);
    color: var(--success);
}

.boundary-status-badge.status-near-above {
    background: rgba(229, 107, 111, 0.15);
    color: var(--warning);
}

.boundary-status-badge.status-far-above {
    background: var(--color-critical-border);
    color: var(--color-critical-main);
}

.boundary-score-row {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 10px;
    flex-wrap: wrap;
    font-size: var(--font-size-secondary);
    color: #64748b;
}
.boundary-score-row-compact {
    gap: 12px 18px;
    margin-bottom: 6px;
}
.boundary-short-hint {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(124, 144, 112, 0.08);
    color: var(--primary-dark);
    font-size: 11px;
    font-weight: 700;
    white-space: nowrap;
}
.boundary-message-muted {
    font-size: 12px;
    color: #7b8794;
}

.boundary-score strong,
.boundary-threshold strong {
    color: var(--primary-dark);
}

.boundary-diff {
    font-weight: 600;
}

.boundary-diff.diff-positive {
    color: var(--warning);
}

.boundary-diff.diff-negative {
    color: var(--success);
}

.boundary-message {
    margin: 0;
    font-size: var(--font-size-secondary);
    color: #475569;
    line-height: 1.7;
}

/* ============================================================================
    维度组合解释卡样式
   ============================================================================ */

.pattern-card {
    border-left: 4px solid var(--primary);
}

.pattern-note {
    margin: 8px 0 0 0;
    font-size: 12px;
    color: #94a3b8;
    font-style: italic;
    padding-top: 8px;
    border-top: 1px dashed rgba(124, 144, 112, 0.15);
}

/* ============================================================================
   数据中心统一模态框样式
   ============================================================================ */

.data-hub-modal {
    max-width: 520px;
}

.data-hub-intro-card {
    background: rgba(124, 144, 112, 0.06);
    border-radius: 14px;
    padding: 16px;
    margin-bottom: 16px;
}

.data-hub-intro-card strong {
    display: block;
    font-size: 15px;
    color: var(--primary-dark);
    margin-bottom: 8px;
}
.data-hub-feature-list {
    margin: 10px 0 0 0;
    padding-left: 18px;
    font-size: 13px;
    color: #475569;
    line-height: 1.8;
}

.data-hub-feature-list li {
    margin-bottom: 4px;
}

/* 快捷操作区 - 三列网格 */
.data-hub-quick-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.data-hub-action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 18px 10px;
    border: 1px solid rgba(124, 144, 112, 0.15);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.85);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    min-height: 110px;
}

.data-hub-action-card:focus-visible,
.lobby-recommend-card:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-color: rgba(124, 144, 112, 0.28);
}

/* ===== 缺失的结构性类名补充 ===== */
.dim-name { font-size: var(--font-size-card-title); font-weight: 600; line-height: var(--line-height-card-title); color: var(--text); flex: 1; }
.abnormal-text { color: var(--color-elevated-text); font-weight: 700; }
.positive-text { color: var(--color-good-text); font-weight: 700; }
.dim-stat-tscore { font-weight: 600; }

.trace-text { font-size: var(--font-size-secondary); color: var(--text); flex: 1; }
.trace-answer { font-size: var(--font-size-auxiliary); color: #64748b; font-weight: 500; }
.trace-reverse { font-size: var(--font-size-data-label); color: var(--color-concern-text); background: var(--color-concern-bg); padding: 1px 6px; border-radius: 3px; }

.cross-scale-narrative { font-size: var(--font-size-body); line-height: 1.7; color: var(--text); }

.comparison-label { font-size: var(--font-size-auxiliary); color: #64748b; margin-bottom: 4px; }
.comparison-level { font-size: 16px; font-weight: 700; }

.flip-front { padding: 10px 14px; background: rgba(107,144,128,0.08); border-radius: 8px; font-size: var(--font-size-secondary); line-height: 1.6; }

.rec-title { font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.rec-reason { font-size: 12px; color: var(--primary); margin-bottom: 4px; }
.rec-description { font-size: 12px; color: #64748b; line-height: 1.5; }

.gallery-panel { min-height: 300px; }
.irt-info-summary { font-size: var(--font-size-secondary); color: #475569; line-height: 1.7; margin-bottom: 12px; }
.mirt-summary { font-size: var(--font-size-secondary); color: #475569; line-height: 1.7; margin-bottom: 12px; }
.mirt-theta-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.mirt-theta-item { padding: 10px 14px; background: var(--layer-l2-bg); border: 1px solid var(--layer-l2-border); border-radius: 10px; font-size: var(--font-size-secondary); }

.btn-close-chart { position: absolute; top: 16px; right: 16px; width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.9); border: 1px solid #e2e8f0; cursor: pointer; font-size: 18px; display: flex; align-items: center; justify-content: center; z-index: 10; }
.btn-close-chart:hover { background: #f1f5f9; }

/* 趋势图全屏查看按钮 */
.btn-open-chart {
position: absolute;
top: 8px;
right: 8px;
width: 32px;
height: 32px;
border-radius: 8px;
background: rgba(255, 255, 255, 0.85);
border: 1px solid rgba(148, 163, 184, 0.2);
cursor: pointer;
font-size: 14px;
display: flex;
align-items: center;
justify-content: center;
color: #64748b;
transition: all 0.2s;
z-index: 2;
}
.btn-open-chart:hover {
background: rgba(255, 255, 255, 0.95);
color: var(--primary-dark);
border-color: var(--primary);
}

.quadrant-fullscreen-btn {
position: absolute;
top: 8px;
right: 8px;
}

.quadrant-plot-container {
position: relative;
}

/* 二维象限定位图：十字线 + 标签 + 数据点的实际承载层 */
.quadrant-plot {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    max-width: 360px;
    margin: 0 auto;
    background: var(--layer-l3-bg, rgba(255, 255, 255, 0.6));
    border: 1px solid var(--layer-l3-border, rgba(226, 232, 240, 0.6));
    border-radius: var(--radius-lg, 16px);
    overflow: hidden;
}
.quadrant-plot .quadrant-line {
    position: absolute;
    background: rgba(148, 163, 184, 0.35);
}
.quadrant-plot .quadrant-line.vertical {
    top: 6%;
    bottom: 6%;
    width: 1px;
    transform: translateX(-0.5px);
}
.quadrant-plot .quadrant-line.horizontal {
    left: 6%;
    right: 6%;
    height: 1px;
    transform: translateY(-0.5px);
}
.quadrant-plot .quadrant-label {
    position: absolute;
    font-size: 11px;
    color: #64748b;
    padding: 2px 6px;
    background: rgba(255, 255, 255, 0.65);
    border-radius: var(--radius-sm, 8px);
    pointer-events: none;
    white-space: nowrap;
}
.quadrant-plot .q-top-left { top: 8px; left: 8px; }
.quadrant-plot .q-top-right { top: 8px; right: 8px; }
.quadrant-plot .q-bottom-left { bottom: 8px; left: 8px; }
.quadrant-plot .q-bottom-right { bottom: 8px; right: 8px; }
.quadrant-plot .quadrant-point {
    position: absolute;
    width: 14px;
    height: 14px;
    margin-left: -7px;
    margin-bottom: -7px;
    border-radius: 50%;
    background: var(--color-elevated-main, #c47a5a);
    box-shadow: 0 0 0 4px rgba(196, 122, 90, 0.18);
    display: flex;
    align-items: center;
    justify-content: center;
}
.quadrant-plot .quadrant-point-core {
    width: 6px;
    height: 6px;
    background: #fff;
    border-radius: 50%;
}
@media (max-width: 600px) {
    .quadrant-plot { max-width: 100%; }
    .quadrant-plot .quadrant-label { font-size: 10px; padding: 2px 4px; }
}

.histogram-fullscreen-btn {
position: absolute;
top: 8px;
right: 8px;
}

.latency-content {
position: relative;
}

.irt-fullscreen-btn {
position: absolute;
top: 8px;
right: 8px;
}

.irt-svg-wrapper {
position: relative;
}

.irt-curve-svg-large {
width: 100%;
height: 300px;
}

.fullscreen-irt-card {
padding: 20px;
}

/* 趋势图 SVG 容器 */
.trend-chart-svg {
    width: 100%;
    height: auto;
    display: block;
}

.data-hub-action-card:hover {
    border-color: var(--primary);
    background: rgba(124, 144, 112, 0.08);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(124, 144, 112, 0.1);
}

.data-hub-action-card:active {
    transform: translateY(0) scale(0.97);
}

.action-card-icon {
    font-size: var(--font-size-data-number);
    line-height: 1;
}

.action-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-dark);
}

.action-card-desc {
    font-size: 11px;
    color: #94a3b8;
    line-height: 1.4;
}

.data-hub-selection-card {
    margin-top: 16px;
}

.data-hub-record-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 14px 0 10px;
}

.data-hub-record-toolbar-text {
    font-size: 13px;
    color: #64748b;
}

.data-hub-record-toolbar-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.compact-btn {
    padding: 8px 12px;
    font-size: 13px;
}

.data-hub-selection-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 12px 0;
    font-size: 12px;
    color: #64748b;
}

.data-hub-scale-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 12px;
}

.data-hub-scale-chip {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid rgba(124, 144, 112, 0.12);
    background: rgba(255,255,255,0.92);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.data-hub-scale-chip:hover {
    border-color: var(--primary);
    transform: translateY(-1px);
}

.data-hub-scale-chip.selected {
    border-color: var(--primary);
    background: rgba(124, 144, 112, 0.08);
    box-shadow: 0 6px 16px rgba(124, 144, 112, 0.08);
}

.data-hub-scale-chip strong {
    margin-bottom: 0;
}

.data-hub-scale-chip span,
.data-hub-scale-chip em {
    font-size: 12px;
    color: #64748b;
    font-style: normal;
}

.data-hub-preview-list {
    display: grid;
    gap: 8px;
    margin-top: 12px;
}
.data-hub-preview-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    background: rgba(255,255,255,0.88);
    font-size: 12px;
    color: #475569;
    cursor: pointer;
}

.data-hub-preview-item:hover {
    border-color: rgba(124, 144, 112, 0.28);
    background: #f8fafc;
}

.data-hub-record-checkbox {
    margin-top: 3px;
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
    flex-shrink: 0;
}

.data-hub-preview-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.data-hub-preview-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.data-hub-preview-title {
    font-weight: 700;
    color: var(--primary-dark);
}

.data-hub-preview-meta {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 13px;
    color: #64748b;
}

.data-hub-selection-actions {
    margin-top: 14px;
}

.record-item-button {
    width: 100%;
    border: none;
    background: transparent;
    text-align: left;
    cursor: pointer;
}
.modal-actions-balanced > * {
    flex: 1;
}
.secondary-action-btn {
    background: rgba(124, 144, 112, 0.08);
    color: var(--primary-dark);
    border: 1px solid rgba(124, 144, 112, 0.12);
}
.secondary-action-btn:hover {
    filter: none;
    background: rgba(124, 144, 112, 0.12);
}

.record-detail-modal,
.trend-fullscreen-modal {
    max-width: 720px;
}

.trend-svg-large {
    height: 240px;
}

.trend-preview-card {
    overflow: hidden;
}

.mini-trend-svg {
    color: var(--primary);
}

.mini-trend-hint {
    margin-top: 10px !important;
    font-size: 12px !important;
    color: #64748b !important;
}

.trend-significance-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
}

.trend-significance-grid-full {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.trend-significance-item {
    background: rgba(255,255,255,0.78);
    border: 1px solid rgba(124, 144, 112, 0.08);
    border-radius: 12px;
    padding: 10px 12px;
}

.trend-significance-item span {
    display: block;
    font-size: 11px;
    color: #64748b;
    margin-bottom: 4px;
}

.trend-significance-item strong {
    color: var(--primary-dark);
    font-size: 13px;
    line-height: 1.5;
}

.longitudinal-verdict {
  background: rgba(255,255,255,0.72);
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 16px;
  margin-top: 12px;
}
.verdict-summary {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 12px;
}
.verdict-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-concern-text);
}
.verdict-text {
  font-size: 13px;
  color: #5a6a7a;
  line-height: 1.5;
}
.verdict-effect {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.effect-label {
  font-size: 12px;
  color: #6b7b8a;
}
.effect-value {
  font-size: 14px;
  font-weight: 700;
  color: #3a4a5a;
}
.effect-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(139,157,168,0.12);
  color: #6b7b8a;
}
.verdict-direction {
  display: flex;
  align-items: center;
  gap: 8px;
}
.direction-label {
  font-size: 12px;
  color: #6b7b8a;
}
.direction-value {
  font-size: 13px;
  font-weight: 600;
}

.record-detail-dim-list {
    display: grid;
    gap: 8px;
    margin-top: 10px;
}

.record-detail-dim-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 10px;
    background: rgba(244, 247, 246, 0.82);
    color: #475569;
    font-size: 13px;
}

.record-detail-dim-item strong {
    color: var(--primary-dark);
}

/* 数据中心响应式 */
    .app-update-banner {
        flex-direction: column;
        align-items: stretch;
    }
    .app-update-banner-actions {
        width: 100%;
        justify-content: flex-end;
    }
    .lobby-recommend-grid {
        grid-template-columns: 1fr;
    }
@media (max-width: 600px) {
    .data-hub-quick-actions {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .data-hub-action-card {
        flex-direction: row;
        justify-content: flex-start;
        padding: 14px 16px;
        min-height: auto;
        gap: 12px;
    }
    
    .action-card-icon {
        font-size: 24px;
    }
    
    .action-card-title {
        font-size: 14px;
    }
    
    .action-card-desc {
        display: none; /* 移动端隐藏描述以节省空间 */
    }

    .data-hub-scale-grid {
        grid-template-columns: 1fr;
    }

    .data-hub-record-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .data-hub-preview-meta,
    .data-hub-preview-head {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ============================================================================
   响应式适配
   ============================================================================ */

@media (max-width: 600px) {
    .histogram-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .irt-results-grid {
        grid-template-columns: 1fr;
    }

    .item-psych-summary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .irt-curve-header,
    .item-psych-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .item-psych-values {
        justify-content: flex-start;
    }
    
    .histogram-bars {
        height: 100px;
    }
    
    .histogram-bar-label {
        font-size: 9px;
    }
    
    .mirt-dim-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* 临界区卡片响应式 */
    .boundary-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
    
    .boundary-score-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
}

/* ============================================================================
   图表科学绘制规范
   ============================================================================ */

/* 雷达图样式 */
.radar-svg {
    display: block;
}

.radar-svg .radar-axes line { 
    stroke: var(--primary); 
    stroke-width: 1.5; 
    opacity: 0.6; 
}

.radar-svg .radar-grid polygon { 
    stroke: rgba(124,144,112,0.15); 
    stroke-dasharray: 3,3; 
}

.radar-svg .radar-data-area { 
    fill: url(#radarFill); 
    stroke: var(--primary); 
    stroke-width: 2.5;
    transition: opacity 0.2s ease;
}

.radar-svg .radar-data-area:hover { 
    opacity: 0.9; 
}

.radar-svg .radar-points circle { 
    fill: var(--white); 
    stroke: var(--primary); 
    stroke-width: 2;
    r: 6;
    transition: r 0.15s ease;
}

.radar-svg .radar-points circle:hover { 
    r: 8; 
}

.radar-svg .radar-labels text { 
    font-size: 12px; 
    font-weight: 500; 
    fill: var(--text);
    text-shadow: 0 1px 2px rgba(255,255,255,0.8);
}

/* 柱状图 - 心理学颜色编码 */
.histogram-svg .histogram-bar { 
    transition: opacity 0.15s ease; 
    cursor: pointer; 
}

.histogram-svg .histogram-bar:hover { 
    opacity: 0.85; 
}

/* 分箱颜色：心理学规范 */
.histogram-svg .fast { 
    fill: var(--success); 
}      /* 0-2s: 绿色=高效 */

.histogram-svg .normal { 
    fill: var(--primary); 
}    /* 2-5s: 主色=正常 */

.histogram-svg .hesitant { 
    fill: var(--warning); 
}  /* 5-10s: 黄色=需关注 */

.histogram-svg .delayed { 
    fill: var(--color-critical-main); 
}    /* 10s+: 红色=迟疑 */

.legend-color { 
    display: inline-block; 
    width: 12px; 
    height: 12px; 
    border-radius: 3px; 
    margin-right: 4px; 
    vertical-align: middle;
}

.legend-color.fast { 
    background: var(--success); 
}

.legend-color.normal { 
    background: var(--primary); 
}

.legend-color.hesitant { 
    background: var(--warning); 
}

.legend-color.delayed { 
    background: var(--color-critical-main); 
}

/* 点击提示文案 */
.chart-click-hint { 
    font-size: 12px; 
    color: #64748b; 
    text-align: center; 
    margin-top: 8px;
    user-select: none;
}

/* 统计卡片网格 */
.histogram-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.stat-card {
    background: rgba(255,255,255,0.86);
    border: 1px solid rgba(124,144,112,0.08);
    border-radius: 14px;
    padding: 14px 16px;
    text-align: center;
}

.stat-card-label {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 6px;
}

.stat-card-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
}

/* 百分位列表 */
.histogram-percentiles {
    display: flex;
    justify-content: space-around;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed rgba(124,144,112,0.15);
}

.percentile-item {
    text-align: center;
}

.percentile-item div {
    font-size: 11px;
    color: #64748b;
}

.percentile-item strong {
    font-size: 14px;
    color: var(--primary);
}

.native-fullscreen-chart-area { width: 100%; }