/* ==========================================================================
   history.devpy.eu — Atlas architektonických slohov (atlas.css)
   Clean native CSS without external CDN dependencies.
   Integrates with project theme tokens defined in main.css.
   ========================================================================== */

:root {
  --style-accent: #d6a24a;
  --style-accent-soft: rgba(214, 162, 74, 0.16);
  --atlas-radius-sm: 8px;
  --atlas-radius-md: 12px;
  --atlas-radius-lg: 16px;
  --atlas-radius-xl: 20px;
  --blueprint-paper: #f4efe6;
  --blueprint-ink: #1c1917;
}

/* Base Atlas Container & Typography */
.atlas-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 20px 48px;
  color: var(--ink);
  background: var(--bg);
}

/* Header & Breadcrumb */
.atlas-header {
  margin-bottom: 20px;
}

.atlas-header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.atlas-badge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.atlas-breadcrumb {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--style-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.atlas-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: 9999px;
}

.atlas-main-heading {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
  color: var(--ink);
}

.atlas-subtitle {
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  margin: 0;
  max-width: 820px;
}

/* Tab Navigation (Interaktívny model / Porovnávacia matica / Kvíz) */
.atlas-tabs-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: color-mix(in srgb, var(--panel) 90%, black);
  border: 1px solid var(--line);
  padding: 5px;
  border-radius: var(--atlas-radius-md);
}

.atlas-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 16px;
  background: transparent;
  color: var(--muted);
  border: none;
  border-radius: var(--atlas-radius-sm);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.atlas-tab-btn:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.05);
}

.atlas-tab-btn.active {
  background: var(--style-accent);
  color: #0b0f17;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.atlas-tab-btn .tab-icon {
  font-size: 15px;
}

/* Timeline Style Selector Bar (#style-selector) */
.style-selector-bar {
  margin-bottom: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-lg);
  padding: 12px 16px;
}

.style-selector-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.style-selector-title {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.active-era-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--style-accent);
}

.style-pills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}

.style-pill-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-sm);
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  user-select: none;
}

.style-pill-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--pill-accent, var(--style-accent));
  transform: translateY(-1px);
}

.style-pill-btn.active {
  background: color-mix(in srgb, var(--pill-accent, var(--style-accent)) 16%, var(--panel));
  border-color: var(--pill-accent, var(--style-accent));
  box-shadow: 0 0 12px color-mix(in srgb, var(--pill-accent, var(--style-accent)) 25%, transparent);
}

.style-pill-dot {
  width: 10px;
  height: 10px;
  border-radius: 9999px;
  flex-shrink: 0;
}

.style-pill-text {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.style-pill-name {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.style-pill-period {
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Main Views */
.atlas-view {
  display: block;
}

/* Style Context Banner (#style-context-banner) */
.context-banner {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-xl);
  padding: 24px;
  margin-bottom: 24px;
}

.context-banner-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 24px;
  align-items: start;
}

.context-badges-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.badge-period {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--style-accent);
  background: var(--style-accent-soft);
  border: 1px solid color-mix(in srgb, var(--style-accent) 35%, transparent);
  padding: 3px 8px;
  border-radius: var(--atlas-radius-sm);
}

.badge-origin {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

.context-style-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--ink);
}

.context-style-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0 0 16px;
}

.network-links-container {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.network-links-heading {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.network-links-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn-network-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px dashed color-mix(in srgb, var(--style-accent) 50%, var(--line));
  border-radius: var(--atlas-radius-sm);
  color: var(--ink);
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-network-link:hover {
  background: var(--style-accent-soft);
  border-color: var(--style-accent);
  color: var(--style-accent);
  transform: translateY(-1px);
}

.context-cards-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.context-card {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.context-card .card-tag {
  display: flex;
  align-items: center;
  gap: 6px;
}

.context-card .tag-icon {
  font-size: 14px;
}

.context-card .tag-label {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-society .tag-label { color: var(--style-accent); }
.card-engineering .tag-label { color: #38bdf8; }
.card-rule .tag-label { color: #4ade80; }

.context-card .card-text {
  font-size: 12px;
  line-height: 1.55;
  color: var(--ink);
  margin: 0;
}

/* Workspace Grid Layout */
.atlas-workspace-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 24px;
  align-items: start;
}

/* Blueprint Card & Toolbar */
.blueprint-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-xl);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.blueprint-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 18px;
  background: color-mix(in srgb, var(--panel) 90%, black);
  border-bottom: 1px solid var(--line);
}

.toolbar-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-icon {
  font-size: 14px;
}

.toolbar-model-name {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.02em;
}

.toolbar-controls-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.mode-switch-pill {
  display: inline-flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-sm);
  padding: 2px;
}

.btn-mode {
  min-height: 32px;
  padding: 4px 10px;
  background: transparent;
  color: var(--muted);
  border: none;
  border-radius: 6px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-mode.active {
  background: var(--style-accent);
  color: #0b0f17;
}

.btn-toolbar-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-sm);
  color: var(--ink);
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-toolbar-action:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--style-accent);
}

.btn-toolbar-action.active {
  background: var(--style-accent-soft);
  border-color: var(--style-accent);
  color: var(--style-accent);
}

/* Blueprint Viewport & Drafting Grid */
.blueprint-viewport {
  position: relative;
  min-height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow: hidden;
}

.blueprint-bg {
  background-color: var(--blueprint-paper);
  background-image:
    linear-gradient(to right, rgba(120, 105, 85, 0.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120, 105, 85, 0.09) 1px, transparent 1px),
    radial-gradient(circle at 50% 40%, rgba(255, 252, 245, 0.95), rgba(230, 220, 202, 0.98));
  background-size: 24px 24px, 24px 24px, 100% 100%;
  box-shadow: inset 0 0 50px rgba(87, 72, 53, 0.2);
}

.svg-container {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  user-select: none;
}

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

/* Interactive SVG Elements */
.svg-feature-group {
  cursor: pointer;
  transition: all 0.25s ease;
}

.svg-feature-group:hover {
  filter: drop-shadow(0 0 6px var(--style-accent));
}

.svg-feature-group.active-feature {
  filter: drop-shadow(0 0 10px var(--style-accent));
}

.svg-feature-group.dimmed-feature {
  opacity: 0.35;
}

.hotspot-badge {
  cursor: pointer;
  transition: transform 0.25s ease;
  transform-box: fill-box;
  transform-origin: center;
}

.hotspot-badge:hover {
  transform: scale(1.2);
}

.pulse-ring {
  animation: ringPulse 2.4s infinite ease-out;
  transform-box: fill-box;
  transform-origin: center;
}

@keyframes ringPulse {
  0% { transform: scale(0.95); opacity: 0.85; }
  70% { transform: scale(1.65); opacity: 0; }
  100% { transform: scale(1.65); opacity: 0; }
}

.blueprint-instruction-hint {
  position: absolute;
  bottom: 12px;
  left: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
}

.hint-badge {
  background: rgba(28, 25, 23, 0.88);
  color: #f5f5f4;
  border: 1px solid rgba(120, 105, 85, 0.4);
  padding: 4px 10px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

.scale-badge {
  background: rgba(28, 25, 23, 0.88);
  color: var(--style-accent);
  border: 1px solid rgba(120, 105, 85, 0.4);
  padding: 4px 10px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

/* Feature Selector Pills */
.feature-pills-bar {
  padding: 16px 20px;
  background: color-mix(in srgb, var(--panel) 92%, black);
  border-top: 1px solid var(--line);
}

.feature-pills-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.pills-title {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pills-counter {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--style-accent);
}

.feature-pills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
}

.feature-pill-item {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-sm);
  color: var(--ink);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.feature-pill-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--style-accent);
}

.feature-pill-item.active {
  background: var(--style-accent-soft);
  border-color: var(--style-accent);
  color: var(--style-accent);
  font-weight: 600;
}

.feature-pill-num {
  width: 20px;
  height: 20px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.feature-pill-item.active .feature-pill-num {
  background: var(--style-accent);
  color: #0b0f17;
}

/* Monument Carousel Card */
.monument-carousel-card {
  padding: 16px 20px;
  background: var(--panel);
  border-top: 1px solid var(--line);
}

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

.carousel-heading {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--style-accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.carousel-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-carousel-step {
  width: 32px;
  height: 32px;
  border-radius: var(--atlas-radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-carousel-step:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--style-accent);
}

.carousel-counter {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  color: var(--muted);
  padding: 0 4px;
}

.carousel-viewport {
  position: relative;
  min-height: 220px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
  overflow: hidden;
}

.carousel-slide {
  display: flex;
  flex-direction: column;
}

.carousel-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}

.carousel-meta {
  padding: 12px 14px;
  background: color-mix(in srgb, var(--panel) 95%, black);
  border-top: 1px solid var(--line);
}

.carousel-monument-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 4px;
}

.carousel-monument-desc {
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
  margin: 0 0 8px;
}

.carousel-credit {
  font-size: 10.5px;
  color: var(--muted);
  opacity: 0.85;
}

/* Feature Inspector Sidebar (#feature-inspector) */
.inspector-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-xl);
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  margin-bottom: 24px;
}

.inspector-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.inspector-title-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.inspector-num {
  width: 32px;
  height: 32px;
  border-radius: var(--atlas-radius-sm);
  background: var(--style-accent);
  color: #0b0f17;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 15px;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.inspector-category-label {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--style-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.inspector-title {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

.inspector-step-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-inspector-step {
  width: 32px;
  height: 32px;
  border-radius: var(--atlas-radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-inspector-step:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--style-accent);
}

.inspector-body {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.inspector-detail-preview {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  background: color-mix(in srgb, var(--panel) 90%, black);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
}

.mini-svg-container {
  width: 72px;
  height: 72px;
  border-radius: var(--atlas-radius-sm);
  background: var(--blueprint-paper);
  border: 1px solid var(--line);
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.15);
}

.mini-svg-container svg {
  width: 100%;
  height: 100%;
}

.summary-label {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.summary-content {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--ink);
  margin: 0;
}

.inspector-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.inspector-section .section-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0;
}

.inspector-section .section-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0;
}

.inspector-section.section-why {
  padding: 14px;
  background: var(--style-accent-soft);
  border: 1px solid color-mix(in srgb, var(--style-accent) 30%, transparent);
  border-radius: var(--atlas-radius-md);
}

.inspector-section.section-why .section-title {
  color: var(--style-accent);
}

.inspector-section.section-example {
  padding: 14px;
  background: color-mix(in srgb, var(--panel) 90%, black);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
}

.inspector-section.section-example .section-title {
  color: #38bdf8;
}

/* Monuments Card & List */
.monuments-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-xl);
  padding: 20px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.monuments-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}

.monuments-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin: 0;
}

.region-switch-pill {
  display: inline-flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-sm);
  padding: 2px;
}

.btn-region {
  min-height: 32px;
  padding: 4px 12px;
  background: transparent;
  color: var(--muted);
  border: none;
  border-radius: 6px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-region.active {
  background: var(--style-accent);
  color: #0b0f17;
}

.monuments-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.monument-item-card {
  display: flex;
  gap: 12px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
}

.monument-item-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--style-accent);
}

.monument-item-card.active {
  background: var(--style-accent-soft);
  border-color: var(--style-accent);
}

.monument-thumb {
  width: 64px;
  height: 64px;
  border-radius: var(--atlas-radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.monument-item-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  overflow: hidden;
}

.monument-item-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.monument-item-location {
  font-size: 11px;
  color: var(--style-accent);
}

.monument-item-desc {
  font-size: 11.5px;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Comparison Matrix Table (#view-matrix) */
.matrix-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-xl);
  padding: 28px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.matrix-header {
  margin-bottom: 24px;
  max-width: 820px;
}

.matrix-tag {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--style-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.matrix-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 6px 0 8px;
  color: var(--ink);
}

.matrix-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
}

.table-responsive {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
}

.atlas-matrix-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 880px;
  font-size: 13px;
  text-align: left;
}

.atlas-matrix-table thead tr {
  background: color-mix(in srgb, var(--panel) 90%, black);
  border-bottom: 1px solid var(--line);
}

.atlas-matrix-table th {
  padding: 14px 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.atlas-matrix-table tbody tr {
  border-bottom: 1px solid var(--line);
  transition: background 0.15s ease;
}

.atlas-matrix-table tbody tr:last-child {
  border-bottom: none;
}

.atlas-matrix-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}

.atlas-matrix-table td {
  padding: 14px 16px;
  line-height: 1.5;
  color: var(--ink);
  vertical-align: top;
}

.matrix-style-cell {
  white-space: nowrap;
}

.matrix-style-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 9999px;
  margin-right: 8px;
}

.matrix-style-name {
  color: var(--row-accent, var(--style-accent));
}

/* Quiz Container (#view-quiz) */
.quiz-card {
  max-width: 880px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-xl);
  padding: 32px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.quiz-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}

.quiz-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--style-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.quiz-title {
  font-size: 22px;
  font-weight: 700;
  margin: 4px 0 6px;
  color: var(--ink);
}

.quiz-subtitle {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  margin: 0;
}

.quiz-score-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: color-mix(in srgb, var(--panel) 90%, black);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
  padding: 8px 16px;
}

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

.score-label {
  font-size: 12px;
  color: var(--muted);
}

.score-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 15px;
  font-weight: 700;
  color: var(--style-accent);
}

.btn-quiz-reset {
  min-height: 36px;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-sm);
  color: var(--ink);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-quiz-reset:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--style-accent);
}

.quiz-questions-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.quiz-question-card {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.quiz-question-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  margin: 0;
}

.quiz-options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.quiz-option-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--atlas-radius-sm);
  color: var(--ink);
  font-family: inherit;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
}

.quiz-option-btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--style-accent);
}

.quiz-option-btn.correct {
  background: rgba(34, 197, 94, 0.18);
  border-color: #22c55e;
  color: #86efac;
}

.quiz-option-btn.wrong {
  background: rgba(239, 68, 68, 0.18);
  border-color: #ef4444;
  color: #fca5a5;
}

.quiz-feedback {
  padding: 12px 14px;
  border-radius: var(--atlas-radius-sm);
  font-size: 12.5px;
  line-height: 1.5;
}

.quiz-feedback.success {
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #86efac;
}

.quiz-feedback.error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

/* Deep link pill on mindmaps (/slohy/) */
.atlas-link-wrap {
  margin-top: 10px;
}

.atlas-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 9999px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.atlas-pill:hover {
  background: var(--style-accent-soft);
  border-color: var(--style-accent);
  color: var(--style-accent);
  transform: translateY(-1px);
}

/* ==========================================================================
   Responsive Breakpoints & Touch Target Optimization
   ========================================================================== */
@media (max-width: 992px) {
  .context-banner-grid {
    grid-template-columns: 1fr;
  }
  .atlas-workspace-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .atlas-container {
    padding: 12px 14px 36px;
  }

  .atlas-main-heading {
    font-size: 20px;
  }

  .atlas-subtitle {
    font-size: 13px;
  }

  .atlas-tabs-nav {
    width: 100%;
    display: flex;
    overflow-x: auto;
  }

  .atlas-tab-btn {
    flex: 1 0 auto;
    min-height: 44px;
    justify-content: center;
    font-size: 12px;
    padding: 8px 12px;
  }

  .style-pills-grid {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .style-pill-btn {
    min-height: 48px;
    padding: 8px 10px;
  }

  .style-pill-name {
    font-size: 12px;
  }

  .style-pill-period {
    font-size: 10px;
  }

  .context-banner {
    padding: 16px;
  }

  .context-style-title {
    font-size: 20px;
  }

  .context-cards-col {
    grid-template-columns: 1fr;
  }

  .blueprint-viewport {
    min-height: 340px;
    padding: 12px;
  }

  .btn-mode,
  .btn-toolbar-action,
  .btn-carousel-step,
  .btn-inspector-step,
  .btn-region {
    min-height: 44px;
    min-width: 44px;
  }

  .feature-pills-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-pill-item {
    min-height: 48px;
    font-size: 11.5px;
  }

  .inspector-card,
  .monuments-card,
  .matrix-card,
  .quiz-card {
    padding: 16px;
  }

  .inspector-title {
    font-size: 17px;
  }

  .matrix-title,
  .quiz-title {
    font-size: 19px;
  }

  .quiz-option-btn {
    min-height: 48px;
    font-size: 13px;
  }
}