/* Sysreg Landscape - styles */

:root {
  --radius-md: 8px;
  --radius-lg: 12px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

/* Dark theme (default) */
:root,
:root[data-theme="dark"] {
  --bg-page: #1a1a18;
  --bg-surface: #252523;
  --bg-secondary: #2a2a28;
  --text-primary: #f1efe8;
  --text-secondary: #b4b2a9;
  --text-tertiary: #888780;
  --border-tertiary: rgba(255, 255, 255, 0.12);
  --border-secondary: rgba(255, 255, 255, 0.25);
  --border-primary: rgba(255, 255, 255, 0.4);
  --accent: #85B7EB;
  --edge-line: #85B7EB;
  --subject-ring: #85B7EB;
  --subject-shadow: rgba(133, 183, 235, 0.30);
}

:root[data-theme="light"] {
  --bg-page: #fafafa;
  --bg-surface: #ffffff;
  --bg-secondary: #f1efe8;
  --text-primary: #2C2C2A;
  --text-secondary: #5F5E5A;
  --text-tertiary: #888780;
  --border-tertiary: rgba(0, 0, 0, 0.12);
  --border-secondary: rgba(0, 0, 0, 0.25);
  --border-primary: rgba(0, 0, 0, 0.4);
  --accent: #185FA5;
  --edge-line: #185FA5;
  --subject-ring: #042C53;
  --subject-shadow: rgba(4, 44, 83, 0.30);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
}

.page-header {
  background: var(--bg-surface);
  border-bottom: 0.5px solid var(--border-tertiary);
  padding: 1.5rem 0;
}

.header-inner {
  max-width: 1664px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

h1 {
  margin: 0 0 0.25rem 0;
  font-size: 22px;
  font-weight: 500;
}

.subtitle {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  font-size: 13px;
  color: var(--text-tertiary);
}

.container {
  max-width: 1664px;
  margin: 0 auto;
  padding: 1.5rem 2rem 3rem;
}

.controls {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

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

.control-group.right { margin-left: auto; }

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

.lens-btn {
  padding: 6px 14px;
  font-size: 13px;
  background: transparent;
  border: 0.5px solid var(--border-tertiary);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: inherit;
  transition: background 0.1s, border-color 0.1s;
}

.lens-btn:hover {
  background: var(--bg-secondary);
  border-color: var(--border-secondary);
}

.lens-btn.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-primary);
  font-weight: 500;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}

.toggle-label input {
  cursor: pointer;
}

.hint {
  font-size: 12px;
  color: var(--text-tertiary);
}

.legend-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 1rem;
  align-items: stretch;
}

.legend-block {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 10px 14px;
}

.legend-block-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-tertiary);
  margin-bottom: 6px;
}

.legend {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 12px;
}

@media (max-width: 800px) {
  .legend-row { grid-template-columns: 1fr; }
}

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

.legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  border: 0.5px solid var(--border-tertiary);
}

.canvas-wrap {
  position: relative;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 20px;
  min-height: 720px;
  overflow: hidden;
}

.lines-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.canvas {
  position: relative;
  z-index: 1;
}

.layer-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: stretch;
  margin-bottom: 16px;
  padding-left: 90px;
  position: relative;
  min-height: 64px;
}

.layer-row:last-child { margin-bottom: 0; }

.layer-label {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 80px;
  display: flex;
  align-items: center;
  font-size: 11px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.3;
  white-space: pre-line;
  font-weight: 500;
}

.bubble {
  background: var(--bg-surface);
  border: 0.5px solid var(--border-tertiary);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  cursor: pointer;
  transition: transform 0.08s, border-color 0.08s, box-shadow 0.08s, opacity 0.08s;
  min-width: 120px;
  max-width: 200px;
  position: relative;
}

.bubble:hover {
  transform: translateY(-1px);
  border-color: var(--border-secondary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.bubble.subject-locked {
  border: 2px solid var(--subject-ring);
  padding: 8px 12px;
  transform: scale(1.05);
  box-shadow: 0 4px 14px var(--subject-shadow);
  z-index: 2;
}

.bubble.neighbor {
  /* No emphasis: neighbors are clickable hints, lines do the work. */
  cursor: pointer;
}

.bubble.dim {
  opacity: 0.35;
  cursor: pointer;
}

.bubble-title {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: 5px;
}

.bubble-status, .status-badge {
  display: inline-block;
  font-size: 10px;
  padding: 1px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  font-weight: 500;
}

.status-stable { background: #EAF3DE; color: #27500A; }
.status-in-motion { background: #FAEEDA; color: #633806; }
.status-target-only { background: #E6F1FB; color: #0C447C; }

/* Lifecycle label inside a bubble. The bubble fill is always a light layer
   pastel, so the label needs dark text regardless of page theme. */
.bubble .bubble-status {
  color: rgba(0, 0, 0, 0.6);
  background: rgba(255, 255, 255, 0.35);
}

.map-row {
  display: flex;
  gap: 16px;
  align-items: stretch;
}

.map-row > .canvas-wrap {
  flex: 1;
  min-width: 0;
}

.panel {
  flex: 0 0 360px;
  align-self: stretch;
  background: var(--bg-surface);
  border: 0.5px solid var(--border-tertiary);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  position: relative;
  max-height: 720px;
  overflow-y: auto;
}

.panel-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 200px;
  color: var(--text-tertiary);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 960px) {
  .map-row { flex-direction: column; }
  .panel { flex: 1 1 auto; max-height: none; }
}

.panel-close {
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 20px;
  color: var(--text-tertiary);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  line-height: 1;
  font-family: inherit;
}

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

.panel-title {
  font-size: 18px;
  font-weight: 500;
  margin: 0 0 6px 0;
}

.panel-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px 16px;
  font-size: 13px;
  margin-top: 14px;
}

.panel-key {
  color: var(--text-secondary);
}

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

.rel-section {
  margin-top: 1.25rem;
  border-top: 0.5px solid var(--border-tertiary);
  padding-top: 1rem;
}

.rel-section-header {
  margin: 0 0 0.5rem 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.rel-empty {
  font-size: 13px;
  color: var(--text-tertiary);
  padding: 4px 0;
}

.relation-group {
  margin-top: 10px;
}

.relation-group h4 {
  margin: 0 0 4px 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: none;
  letter-spacing: 0;
}

.relation-group ul {
  list-style: none;
  padding: 0;
  margin: 0 0 4px 0;
  font-size: 13px;
  color: var(--text-primary);
}

.relation-group li {
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--border-tertiary);
  margin-left: 2px;
}

.theme-toggle {
  align-self: flex-end;
  width: 28px;
  height: 28px;
  padding: 0;
  font-size: 14px;
  line-height: 1;
  background: transparent;
  border: 0.5px solid var(--border-tertiary);
  border-radius: 50%;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: inherit;
  margin-bottom: 4px;
  transition: background 0.1s, border-color 0.1s, color 0.1s;
}

.theme-toggle:hover {
  background: var(--bg-secondary);
  border-color: var(--border-secondary);
  color: var(--text-primary);
}

.key {
  margin-top: 2.5rem;
  padding: 1.5rem;
  background: var(--bg-surface);
  border: 0.5px solid var(--border-tertiary);
  border-radius: var(--radius-lg);
}

.key h2 {
  margin: 0 0 1rem 0;
  font-size: 16px;
  font-weight: 500;
}

.key h3 {
  margin: 0 0 0.5rem 0;
  font-size: 14px;
  font-weight: 500;
}

.key-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  font-size: 13px;
  color: var(--text-secondary);
}

.key-grid p {
  margin: 0 0 0.5rem 0;
}

.key-grid strong {
  color: var(--text-primary);
  font-weight: 500;
}

@media (max-width: 800px) {
  .key-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .header-inner { padding: 0 1rem; }
  .container { padding: 1rem; }
  .layer-row { padding-left: 0; padding-top: 28px; }
  .layer-label {
    position: relative;
    width: auto;
    height: auto;
    font-size: 10px;
  }
}

.page-footer {
  border-top: 0.5px solid var(--border-tertiary);
  padding: 1.5rem 2rem;
  font-size: 12px;
  color: var(--text-tertiary);
  text-align: center;
}

.page-footer p { margin: 0; }