:root {
  --glass-shadow-soft: 0 18px 42px rgba(2, 6, 23, 0.28);
  --glass-shadow-strong: 0 24px 60px rgba(2, 6, 23, 0.42);
  --glass-highlight: rgba(255, 255, 255, 0.08);
  --glass-sheen: rgba(255, 255, 255, 0.04);
  --panel-glow: rgba(59, 130, 246, 0.24);
  --panel-glow-strong: rgba(167, 139, 250, 0.2);
}

body.theme-light {
  --bg-primary: #eef4fb;
  --bg-secondary: #f7fbff;
  --bg-card: rgba(255, 255, 255, 0.88);
  --bg-card-hover: rgba(255, 255, 255, 0.96);
  --bg-glass: rgba(255, 255, 255, 0.74);
  --bg-glass-hover: rgba(255, 255, 255, 0.94);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-default: rgba(15, 23, 42, 0.12);
  --border-strong: rgba(15, 23, 42, 0.16);
  --border-accent: rgba(59, 130, 246, 0.2);
  --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.1);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(140deg, rgba(15, 23, 42, 0.06), transparent 38%),
    radial-gradient(circle at 15% 18%, rgba(59, 130, 246, 0.1), transparent 28%),
    radial-gradient(circle at 78% 12%, rgba(168, 85, 247, 0.08), transparent 24%);
  z-index: 0;
}

body.theme-light::after {
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.55), transparent 42%),
    radial-gradient(circle at 12% 14%, rgba(59, 130, 246, 0.12), transparent 30%),
    radial-gradient(circle at 82% 8%, rgba(168, 85, 247, 0.08), transparent 24%);
}

body.theme-light .sidebar,
body.theme-light .main-header {
  background: rgba(248, 251, 255, 0.84);
  border-color: rgba(148, 163, 184, 0.14);
}

body.theme-light .glass-panel,
body.theme-light .assistant-chat-card,
body.theme-light .knowledge-recommendation-card,
body.theme-light .knowledge-summary {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.78)),
    rgba(255, 255, 255, 0.84);
  border-color: rgba(148, 163, 184, 0.16);
  box-shadow: 0 16px 34px rgba(148, 163, 184, 0.18);
}

body.theme-light .stat-card-enhanced {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.88)),
    rgba(255, 255, 255, 0.9);
}

body.theme-light .stat-card-enhanced:hover {
  box-shadow:
    0 18px 40px rgba(148, 163, 184, 0.2),
    0 0 0 1px rgba(255, 255, 255, 0.5),
    0 0 18px color-mix(in srgb, var(--stat-color, var(--primary-500)) 14%, transparent);
}

body.theme-light .upload-zone,
body.theme-light .format-chart-panel,
body.theme-light .knowledge-graph-card,
body.theme-light .extract-doc-result,
body.theme-light .extract-field-card,
body.theme-light .knowledge-fact-card,
body.theme-light .knowledge-meta-card,
body.theme-light .knowledge-answer-box,
body.theme-light .chat-msg.assistant .chat-bubble,
body.theme-light .chat-input-area {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(248, 250, 252, 0.88)),
    rgba(255, 255, 255, 0.86);
  border-color: rgba(148, 163, 184, 0.16);
}

body.theme-light .assistant-chat-card {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.12), transparent 34%),
    radial-gradient(circle at top left, rgba(167, 139, 250, 0.08), transparent 24%),
    rgba(255, 255, 255, 0.88);
}

body.theme-light .chat-msg.user .chat-bubble {
  background:
    linear-gradient(135deg, rgba(59, 130, 246, 0.16), rgba(96, 165, 250, 0.1)),
    rgba(59, 130, 246, 0.08);
  border-color: rgba(59, 130, 246, 0.14);
}

body.theme-light .extract-doc-result.is-failed {
  background:
    linear-gradient(180deg, rgba(248, 113, 113, 0.08), rgba(255, 255, 255, 0.94)),
    rgba(255, 255, 255, 0.9);
}

body.theme-light .nav-item.active {
  background:
    linear-gradient(90deg, rgba(59, 130, 246, 0.1), rgba(59, 130, 246, 0.02)),
    rgba(255, 255, 255, 0.88);
  box-shadow: inset 0 0 0 1px rgba(59, 130, 246, 0.08), 0 10px 22px rgba(148, 163, 184, 0.14);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-300), var(--primary-500) 42%, var(--accent-400));
  color: transparent;
  background-clip: text;
  -webkit-background-clip: text;
}

.glass-panel,
.assistant-chat-card,
.knowledge-recommendation-card,
.knowledge-summary,
.upload-zone,
.spotlight-card,
.extract-doc-result,
.extract-field-card {
  position: relative;
  overflow: hidden;
}

.glass-panel,
.assistant-chat-card,
.knowledge-recommendation-card,
.knowledge-summary {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0)),
    rgba(9, 15, 30, 0.74);
  border-color: rgba(148, 163, 184, 0.12);
  box-shadow: var(--glass-shadow-soft);
}

.glass-panel::before,
.assistant-chat-card::before,
.knowledge-recommendation-card::before,
.knowledge-summary::before,
.spotlight-card::before,
.upload-zone::before,
.extract-doc-result::before,
.extract-field-card::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(320px circle at var(--pointer-x, 50%) var(--pointer-y, 50%), rgba(255, 255, 255, 0.12), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), transparent 55%);
  opacity: 0;
  transition: opacity 220ms ease;
}

.spotlight-card:hover::before,
.upload-zone:hover::before,
.upload-zone.drag-over::before,
.knowledge-recommendation-card:hover::before,
.knowledge-summary:hover::before,
.extract-doc-result:hover::before,
.extract-field-card:hover::before {
  opacity: 1;
}

.glow-card::after,
.upload-zone::after,
.knowledge-recommendation-card::after,
.knowledge-summary::after,
.assistant-chat-card::after {
  content: '';
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.035);
}

.stat-card-enhanced {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 52%),
    linear-gradient(135deg, rgba(15, 23, 42, 0.88), rgba(17, 24, 39, 0.78));
  box-shadow: var(--glass-shadow-soft);
}

.stat-card-enhanced:hover {
  transform: translateY(-4px);
  border-color: rgba(148, 163, 184, 0.24);
  box-shadow:
    0 18px 42px rgba(2, 6, 23, 0.36),
    0 0 0 1px rgba(255, 255, 255, 0.03),
    0 0 24px color-mix(in srgb, var(--stat-color, var(--primary-500)) 18%, transparent);
}

.stat-card-enhanced .stat-icon {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 10px 22px rgba(15, 23, 42, 0.24);
}

.guide-step,
.file-item,
.checkbox-item,
.workflow-step,
.knowledge-entity-item,
.format-stat-item,
.knowledge-answer-box,
.chat-bubble {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.nav-item {
  position: relative;
  overflow: hidden;
}

.nav-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.08), transparent 70%);
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
}

.nav-item:hover::after,
.nav-item.active::after {
  opacity: 1;
}

.nav-item.active {
  background:
    linear-gradient(90deg, rgba(59, 130, 246, 0.14), rgba(59, 130, 246, 0.04)),
    var(--bg-glass);
  box-shadow: inset 0 0 0 1px rgba(59, 130, 246, 0.1), 0 12px 24px rgba(15, 23, 42, 0.18);
}

.nav-item.active::before {
  box-shadow: 0 0 14px rgba(59, 130, 246, 0.5);
}

.nav-item:hover .nav-item-icon,
.nav-item.active .nav-item-icon {
  transform: scale(1.08);
}

.nav-item-icon {
  transition: transform 180ms ease;
}

.page.page-transition {
  animation: pageSoftIn 0.28s ease;
}

@keyframes pageSoftIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animated-list-item {
  opacity: 0;
  transform: translateY(8px);
  animation: listItemFadeIn 0.35s ease forwards;
}

@keyframes listItemFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.new-item-highlight {
  animation: newItemPulse 1.2s ease;
}

@keyframes newItemPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.34);
    border-color: rgba(96, 165, 250, 0.45);
  }

  100% {
    box-shadow: none;
    border-color: rgba(148, 163, 184, 0.12);
  }
}

.format-visual-group {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.9fr);
  gap: 18px;
  align-items: stretch;
}

.format-chart-panel {
  min-height: 260px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top, rgba(59, 130, 246, 0.14), transparent 56%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent),
    rgba(12, 18, 33, 0.68);
  border: 1px solid rgba(148, 163, 184, 0.14);
  box-shadow: var(--glass-shadow-soft);
}

.format-chart-panel.is-dom-chart {
  display: block;
}

.format-chart-panel.is-fallback,
.knowledge-graph.is-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.format-bar-stack {
  width: 100%;
  display: grid;
  gap: 14px;
}

.format-bar-item {
  display: grid;
  gap: 8px;
}

.format-bar-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
}

.format-bar-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.12);
  overflow: hidden;
}

.format-bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary-400), var(--accent-400));
}

body.theme-light .format-donut-hole {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(241, 245, 249, 0.94)),
    rgba(255, 255, 255, 0.96);
  border-color: rgba(148, 163, 184, 0.18);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.86);
}

body.theme-light .format-chart-legend-item {
  background: rgba(255, 255, 255, 0.76);
  border-color: rgba(148, 163, 184, 0.14);
}

body.theme-light .format-chart-spotlight {
  background: rgba(255, 255, 255, 0.82);
  border-color: rgba(148, 163, 184, 0.16);
  box-shadow: 0 10px 22px rgba(148, 163, 184, 0.12);
}

body.theme-light .format-donut-aura {
  background: radial-gradient(circle, rgba(96, 165, 250, 0.18), rgba(96, 165, 250, 0.04) 62%, transparent 74%);
}

body.theme-light .format-chart-panel.is-dom-chart {
  background:
    radial-gradient(circle at top, rgba(59, 130, 246, 0.12), transparent 54%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(241, 245, 249, 0.9)),
    rgba(255, 255, 255, 0.94);
}

.upload-zone {
  background:
    radial-gradient(circle at 50% 0%, rgba(96, 165, 250, 0.16), transparent 55%),
    rgba(15, 23, 42, 0.38);
  border-color: rgba(148, 163, 184, 0.2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
}

.upload-zone:hover,
.upload-zone.drag-over {
  background:
    radial-gradient(circle at 50% 0%, rgba(96, 165, 250, 0.24), transparent 58%),
    rgba(59, 130, 246, 0.07);
  border-color: rgba(96, 165, 250, 0.55);
  box-shadow:
    0 0 0 1px rgba(96, 165, 250, 0.12),
    0 0 30px rgba(59, 130, 246, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.upload-zone.drag-over {
  box-shadow:
    0 0 0 1px rgba(96, 165, 250, 0.2),
    0 0 0 5px rgba(59, 130, 246, 0.1),
    0 0 36px rgba(139, 92, 246, 0.18);
}

.upload-icon {
  animation: uploadFloat 3.6s ease-in-out infinite;
}

@keyframes uploadFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-5px);
  }
}

.click-spark {
  position: absolute;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  margin-top: -5px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.94), rgba(96, 165, 250, 0.55) 60%, transparent 72%);
  box-shadow: 0 0 18px rgba(96, 165, 250, 0.6);
  animation: clickSparkFade 0.5s ease forwards;
}

@keyframes clickSparkFade {
  0% {
    opacity: 1;
    transform: scale(0.2);
  }

  70% {
    opacity: 0.45;
  }

  100% {
    opacity: 0;
    transform: scale(5.2);
  }
}

.extract-results-shell {
  display: grid;
  gap: 16px;
}

.extract-summary-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(59, 130, 246, 0.03));
  border: 1px solid rgba(96, 165, 250, 0.16);
}

.extract-summary-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.extract-summary-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 12px;
  color: var(--text-secondary);
}

.extract-doc-grid {
  display: grid;
  gap: 16px;
}

.extract-doc-result {
  border-radius: var(--radius-xl);
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), transparent 55%),
    rgba(10, 17, 32, 0.76);
  border: 1px solid rgba(148, 163, 184, 0.14);
  box-shadow: var(--glass-shadow-soft);
}

.extract-doc-result.is-failed {
  border-color: rgba(248, 113, 113, 0.24);
  background:
    linear-gradient(180deg, rgba(248, 113, 113, 0.08), transparent 55%),
    rgba(24, 11, 18, 0.78);
}

.extract-doc-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.extract-doc-title {
  display: grid;
  gap: 6px;
}

.extract-doc-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  word-break: break-word;
}

.extract-doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.extract-field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.extract-field-card {
  min-height: 156px;
  display: grid;
  gap: 10px;
  padding: 14px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent), rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.extract-field-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.extract-field-name {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  font-weight: 700;
}

.extract-field-value {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-primary);
  word-break: break-word;
}

.extract-confidence {
  display: grid;
  gap: 6px;
}

.extract-confidence-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 11px;
  color: var(--text-secondary);
}

.extract-confidence-track {
  height: 6px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.14);
  overflow: hidden;
}

.extract-confidence-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary-400), var(--success-400));
  transition: width 320ms ease;
}

.extract-field-foot {
  display: grid;
  gap: 6px;
  font-size: 11px;
  color: var(--text-secondary);
}

.field-source,
.field-evidence {
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: rgba(148, 163, 184, 0.08);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.ai-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.ai-badge.verified {
  background: rgba(34, 197, 94, 0.12);
  color: var(--success-400);
}

.ai-badge.auto {
  background: rgba(59, 130, 246, 0.12);
  color: var(--primary-300);
}

.ai-badge.warning {
  background: rgba(251, 191, 36, 0.12);
  color: var(--warning-400);
}

.ai-badge.missing {
  background: rgba(148, 163, 184, 0.12);
  color: var(--text-secondary);
}

.shiny-text {
  background: linear-gradient(
    90deg,
    var(--text-secondary),
    var(--primary-300),
    var(--accent-400),
    var(--text-secondary)
  );
  background-size: 220% auto;
  color: transparent;
  background-clip: text;
  -webkit-background-clip: text;
  animation: shinyText 2.4s linear infinite;
}

@keyframes shinyText {
  to {
    background-position: 220% center;
  }
}

.stepper {
  padding: 10px 14px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.72), rgba(30, 41, 59, 0.58)),
    rgba(15, 23, 42, 0.64);
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: var(--glass-shadow-soft);
}

.step-item,
.workflow-step {
  position: relative;
  overflow: hidden;
}

.workflow-step.active,
.step-item.active {
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.24);
}

.workflow-step.done,
.step-item.completed {
  box-shadow: 0 12px 28px rgba(22, 163, 74, 0.22);
}

.workflow-step:not(.active):not(.done) {
  color: rgba(226, 232, 240, 0.92);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(148, 163, 184, 0.14);
}

.workflow-step:not(.active):not(.done) .workflow-step-num {
  background: rgba(255, 255, 255, 0.9);
  color: rgba(15, 23, 42, 0.78);
}

body.theme-light .stepper {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(226, 232, 240, 0.92)),
    rgba(255, 255, 255, 0.94);
  border-color: rgba(148, 163, 184, 0.2);
  box-shadow:
    0 14px 30px rgba(148, 163, 184, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.82);
}

body.theme-light .workflow-step:not(.active):not(.done) {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(148, 163, 184, 0.14);
  box-shadow: 0 8px 18px rgba(148, 163, 184, 0.08);
}

body.theme-light .workflow-step.active {
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.22);
}

body.theme-light .workflow-step.done {
  box-shadow: 0 14px 28px rgba(22, 163, 74, 0.18);
}

body.theme-light .workflow-step:not(.active):not(.done) .workflow-step-num {
  background: rgba(255, 255, 255, 0.98);
  color: var(--text-secondary);
  border-color: rgba(148, 163, 184, 0.26);
}

body.theme-light .workflow-connector {
  background: linear-gradient(90deg, rgba(148, 163, 184, 0.74), rgba(148, 163, 184, 0.2));
}

.assistant-chat-card {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.12), transparent 35%),
    radial-gradient(circle at top left, rgba(167, 139, 250, 0.1), transparent 28%),
    rgba(10, 17, 32, 0.82);
}

#page-assistant .grid-2 {
  align-items: start;
}

#page-assistant .card:first-child {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.chat-msg.assistant .chat-bubble {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), transparent),
    rgba(255, 255, 255, 0.03);
  border-color: rgba(148, 163, 184, 0.12);
}

.chat-msg.user .chat-bubble {
  background:
    linear-gradient(135deg, rgba(59, 130, 246, 0.28), rgba(29, 78, 216, 0.16)),
    rgba(59, 130, 246, 0.12);
}

.chat-input-area {
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.42), rgba(15, 23, 42, 0.78)),
    rgba(15, 23, 42, 0.7);
}

.assistant-thinking {
  display: grid;
  gap: 10px;
}

.assistant-thinking-dots {
  display: inline-flex;
  gap: 6px;
  align-items: center;
}

.assistant-thinking-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(96, 165, 250, 0.82);
  animation: thinkingPulse 1.2s ease-in-out infinite;
}

.assistant-thinking-dots span:nth-child(2) {
  animation-delay: 0.15s;
}

.assistant-thinking-dots span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes thinkingPulse {
  0%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }

  50% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

.assistant-response-fade {
  animation: assistantResponseFade 0.32s ease;
}

@keyframes assistantResponseFade {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.knowledge-summary {
  padding: 18px;
}

.knowledge-fact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.knowledge-fact-card {
  padding: 14px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.knowledge-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.knowledge-meta-card {
  padding: 12px 14px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.knowledge-graph-card {
  padding: 14px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent),
    rgba(10, 17, 32, 0.78);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.knowledge-graph {
  min-height: 280px;
}

.knowledge-doc-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.knowledge-answer-box {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent),
    rgba(255, 255, 255, 0.02);
}

.knowledge-recommendation-card {
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.knowledge-recommendation-card:hover {
  transform: translateY(-2px);
  border-color: rgba(96, 165, 250, 0.24);
  box-shadow: var(--glass-shadow-soft);
}

.knowledge-entity-item.active {
  background:
    linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(59, 130, 246, 0.03)),
    rgba(255, 255, 255, 0.02);
}

.status-badge,
.knowledge-pill,
.format-badge,
.task-metric {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.knowledge-fade-in {
  animation: pageSoftIn 0.24s ease;
}

@media (max-width: 1180px) {
  .format-visual-group {
    grid-template-columns: 1fr;
  }

  .format-chart-panel {
    min-height: 220px;
  }
}

@media (max-width: 1024px) {
  #page-assistant .card:first-child {
    position: static;
  }
}

@media (max-width: 720px), (pointer: coarse) and (max-width: 900px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: min(86vw, 320px);
    height: 100vh;
    transform: translateX(-100%);
    border-right: 1px solid rgba(148, 163, 184, 0.12);
    border-bottom: none;
    background: rgba(15, 23, 42, 0.92);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-header {
    padding: 0 16px;
  }

  .sidebar-nav {
    display: block;
    gap: 0;
    padding: 12px 10px 18px;
    overflow-y: auto;
    overflow-x: hidden;
  }

  .nav-section {
    min-width: 0;
    margin-bottom: 18px;
    flex-shrink: 1;
  }

  .nav-section-label {
    margin-bottom: 8px;
    font-size: 10px;
  }

  .sidebar-footer {
    display: block;
  }

  .extract-doc-header,
  .extract-summary-bar {
    align-items: stretch;
  }

  .extract-field-grid,
  .knowledge-fact-grid,
  .knowledge-meta-grid {
    grid-template-columns: 1fr;
  }

  .format-chart-panel {
    min-height: 200px;
  }

  .main-header {
    top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}