:root {
  --bg: #f1ead8;
  --bg-soft: rgba(255, 252, 244, 0.9);
  --surface: rgba(255, 252, 245, 0.96);
  --surface-strong: #fffdf7;
  --text: #112746;
  --muted: #516175;
  --line: rgba(17, 39, 70, 0.2);
  --line-strong: rgba(17, 39, 70, 0.56);
  --accent: #1f4f8b;
  --accent-strong: #163d70;
  --accent-soft: rgba(31, 79, 139, 0.12);
  --current: #6d4ce8;
  --current-soft: rgba(109, 76, 232, 0.14);
  --warm: #c96d14;
  --warm-soft: rgba(201, 109, 20, 0.12);
  --danger: #b9382f;
  --danger-soft: rgba(185, 56, 47, 0.14);
  --ok: #0d6a60;
  --ok-soft: rgba(13, 106, 96, 0.14);
  --shadow: 0 12px 28px rgba(17, 39, 70, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --code-bg: #f4eedf;
  --font-body: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  --font-heading: "Baskerville", "Iowan Old Style", "Palatino Linotype", serif;
}

body[data-theme="dark"] {
  --bg: #0e1622;
  --bg-soft: rgba(17, 25, 39, 0.9);
  --surface: rgba(19, 29, 43, 0.96);
  --surface-strong: #172335;
  --text: #f7f2e8;
  --muted: #c5d0de;
  --line: rgba(233, 241, 252, 0.15);
  --line-strong: rgba(233, 241, 252, 0.44);
  --accent: #8bb7ff;
  --accent-strong: #5c8ee4;
  --accent-soft: rgba(139, 183, 255, 0.16);
  --current: #c4b5fd;
  --current-soft: rgba(196, 181, 253, 0.18);
  --warm: #f59e0b;
  --warm-soft: rgba(245, 158, 11, 0.18);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.18);
  --ok: #2dd4bf;
  --ok-soft: rgba(45, 212, 191, 0.16);
  --shadow: 0 16px 32px rgba(0, 0, 0, 0.32);
  --code-bg: rgba(10, 15, 24, 0.84);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--accent-soft) 80%, transparent), transparent 30%),
    radial-gradient(circle at top right, color-mix(in srgb, var(--warm-soft) 72%, transparent), transparent 26%),
    linear-gradient(180deg, var(--bg), color-mix(in srgb, var(--bg) 92%, black 8%));
  color: var(--text);
  font-family: var(--font-body);
  position: relative;
}

.app-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.32), transparent 82%);
}

button,
select,
input {
  font: inherit;
}

button {
  border: 2px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  background: var(--accent);
  color: white;
  cursor: pointer;
  font-weight: 700;
  transition: transform 160ms ease, filter 160ms ease, border-color 160ms ease, background 160ms ease;
}

button:hover {
  filter: brightness(1.04);
  transform: translateY(-1px);
}

button.secondary {
  background: var(--surface-strong);
  color: var(--text);
  border-color: var(--line-strong);
}

button.accent {
  background: var(--warm);
  border-color: color-mix(in srgb, var(--warm) 72%, black 18%);
}

.link-btn {
  background: none;
  color: var(--accent);
  border: none;
  padding: 0;
  font-weight: 700;
}

.topbar {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(14rem, 20rem) minmax(20rem, 32rem) auto;
  gap: 1rem 1.5rem;
  align-items: start;
  padding: 1.2rem clamp(1rem, 2vw, 2rem) 1rem;
}

.brand-block {
  max-width: 20rem;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 700;
}

h1,
h2,
h3 {
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
  margin: 0;
}

h1 {
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  line-height: 1.1;
}

.subtitle {
  margin: 0.4rem 0 0;
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--muted);
}

.selector-stage {
  justify-self: center;
  width: min(100%, 32rem);
  display: grid;
  gap: 0.75rem;
}

.hero-field {
  display: grid;
  gap: 0.35rem;
}

.hero-field span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-align: center;
}

.hero-field select {
  text-align: center;
  text-align-last: center;
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 700;
  padding-block: 0.95rem;
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.icon-btn,
.lang-btn {
  width: 2.9rem;
  height: 2.9rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.9rem;
  background: var(--surface-strong);
  color: var(--text);
  border: 2px solid var(--line-strong);
  box-shadow: none;
}

.language-switch {
  display: flex;
  gap: 0.4rem;
}

.lang-btn.active,
.tab.active,
.detail-tab.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.layout {
  --layout-left: clamp(17rem, 22vw, 21rem);
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(16rem, var(--layout-left)) 0.85rem minmax(0, 1fr);
  gap: 1rem;
  padding: 0 clamp(1rem, 2vw, 2rem) 1.8rem;
  align-items: stretch;
}

.layout.settings-collapsed {
  grid-template-columns: 3.5rem 0 minmax(0, 1fr);
}

.layout.settings-collapsed > .resize-handle-x {
  display: none;
}

.panel {
  background: var(--surface-strong);
  border: 2px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: none;
  isolation: isolate;
}

.control-panel,
.workspace,
.modal-card {
  padding: 1rem;
}

.panel-header,
.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.95rem;
}

.action-field {
  justify-content: flex-end;
}

.field span {
  color: var(--muted);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

select,
input[type="number"],
input[type="file"] {
  width: 100%;
  background: var(--surface-strong);
  color: var(--text);
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 0.82rem 0.95rem;
}

.settings-rail {
  display: flex;
  flex-direction: column;
  min-height: 0;
  grid-column: 1;
}

.settings-toggle-wrap {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.75rem;
}

.settings-toggle-btn {
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  font-weight: 800;
  box-shadow: none;
}

.settings-shell {
  display: block;
}

.layout.settings-collapsed > .settings-rail {
  padding: 0.75rem 0.45rem;
}

.layout.settings-collapsed .settings-toggle-wrap {
  justify-content: center;
  margin-bottom: 0;
}

.layout.settings-collapsed .settings-toggle-btn {
  width: 100%;
}

.control-head {
  align-items: flex-start;
}

.status-cluster {
  display: grid;
  gap: 0.65rem;
  justify-items: end;
}

.counter-card {
  min-width: 8.25rem;
  padding: 0.65rem 0.8rem;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-strong);
}

.counter-card span {
  display: block;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.counter-card strong {
  display: block;
  margin-top: 0.2rem;
  font-size: 1.2rem;
}

.settings-stack {
  display: grid;
  gap: 1rem;
}

.settings-group {
  display: grid;
  gap: 0.9rem;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--surface-strong) 90%, var(--bg-soft));
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.field-row.single-action-row {
  grid-template-columns: 1fr;
}

.cache-config-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cache-config-grid .field > span {
  min-block-size: 2.35em;
  display: flex;
  align-items: flex-end;
  line-height: 1.15;
}

.compact-field {
  max-width: 12rem;
}

.action-field button {
  width: 100%;
}

.toolbar {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.status-banner {
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent-soft) 76%, var(--surface-strong));
  border: 2px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  min-height: 3.25rem;
  display: flex;
  align-items: center;
  line-height: 1.45;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 0.9rem;
  align-content: start;
}

.summary-card {
  background: var(--surface-strong);
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.summary-card span,
.summary-card small {
  display: block;
  color: var(--muted);
}

.summary-card strong {
  display: block;
  margin: 0.4rem 0 0.25rem;
  font-size: 1.03rem;
}

.workspace {
  display: grid;
  gap: 0.9rem;
  min-height: 0;
  grid-column: 3;
}

.workspace-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1rem;
  flex-wrap: wrap;
}

.tabs {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.detail-tabs {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tab,
.detail-tab {
  background: var(--surface-strong);
  color: var(--text);
  border: 2px solid var(--line-strong);
  border-radius: 0.95rem;
  min-width: 6rem;
  box-shadow: none;
}

.live-badge {
  padding: 0.45rem 0.8rem;
  border-radius: 0.9rem;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 700;
  border: 2px solid color-mix(in srgb, var(--accent) 24%, var(--line));
}

.live-running {
  background: var(--warm-soft);
  color: var(--warm);
}

.live-complete {
  background: var(--ok-soft);
  color: var(--ok);
}

.board-meta {
  display: grid;
  gap: 0.2rem;
}

.board-stack {
  --board-main: 33rem;
  display: grid;
  grid-template-rows: minmax(22rem, var(--board-main)) 0.85rem minmax(14rem, 1fr);
  gap: 1rem;
  min-height: 0;
}

.main-visual-panel,
.details-panel {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.view-host {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  padding: 0.25rem 0.45rem 0.5rem;
  box-sizing: border-box;
}

.board-figure {
  height: 100%;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 0.7rem;
}

.board-tools {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.board-tools-copy {
  display: grid;
  gap: 0.3rem;
  min-width: 0;
}

.board-tools-actions {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin-left: auto;
}

.board-hint,
.board-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.35;
}

.graph-toggle-panel {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  padding: 0.35rem;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-strong) 94%, var(--bg-soft));
}

.graph-toggle-btn {
  min-width: auto;
  padding: 0.48rem 0.9rem;
  border-radius: 999px;
  box-shadow: none;
}

.graph-toggle-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.zoom-panel {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-strong) 94%, var(--bg-soft));
}

.zoom-btn,
.zoom-fit-btn {
  min-width: auto;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
}

.zoom-btn {
  width: 2.4rem;
  padding-inline: 0;
}

.zoom-readout {
  min-width: 3.7rem;
  text-align: center;
  font-weight: 800;
  color: var(--text);
}

.board-stage {
  min-height: 0;
  overflow: auto;
  display: grid;
  place-items: start center;
  align-content: start;
}

.main-visual-panel {
  overflow: hidden;
}

.details-panel {
  background: var(--surface-strong);
  position: relative;
  z-index: 1;
  padding: 1rem 1rem 1.1rem;
}

.board-header {
  margin-bottom: 0.75rem;
  padding: 0.25rem 0.45rem 0;
}

.board-caption {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.details-header {
  margin-bottom: 1rem;
  gap: 1rem 1.25rem;
  flex-wrap: wrap;
}

.details-deck {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  padding-top: 0.15rem;
}

.detail-pane {
  display: none;
  height: 100%;
}

.detail-pane.active {
  display: block;
}

.state-summary {
  display: grid;
  gap: 0.55rem;
  height: 100%;
  min-height: 0;
  overflow: auto;
}

.state-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px dashed var(--line);
}

.state-row span {
  color: var(--muted);
}

.state-row strong {
  text-align: right;
  max-width: 52%;
}

.code-layout {
  --code-left: 26rem;
  display: grid;
  grid-template-columns: minmax(18rem, var(--code-left)) 0.8rem minmax(18rem, 1fr);
  gap: 1rem;
  align-items: start;
}

.subpanel {
  background: var(--surface-strong);
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.subpanel h3 {
  margin-bottom: 0.85rem;
  font-size: 1.2rem;
}

.code-list {
  list-style: none;
  padding: 0;
  margin: 0;
  background: var(--code-bg);
  border-radius: var(--radius-sm);
  border: 2px solid var(--line);
  overflow: hidden;
}

.code-list li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid var(--line);
}

.code-list li:last-child {
  border-bottom: none;
}

.code-list li.active {
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent-soft) 92%, transparent), transparent);
}

.line-no {
  color: var(--muted);
  font-size: 0.9rem;
}

.code-list code {
  white-space: pre-wrap;
  font-size: 0.95rem;
}

.code-content {
  display: block;
  padding-left: calc(var(--code-indent, 0) * 1.25rem);
}

.chip-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.data-chip {
  background: color-mix(in srgb, var(--surface-strong) 90%, var(--accent-soft));
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.8rem;
}

.data-chip span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
}

.data-chip strong {
  display: block;
  margin-top: 0.3rem;
  font-size: 1.2rem;
}

.item-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.7rem;
}

.item-card {
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  background: var(--surface);
  min-height: 7rem;
}

.item-card-head {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}

.item-card p {
  margin: 0.2rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.summary-card,
.item-card,
.room-card,
.schedule-row,
.data-chip,
.state-row,
.legend-item,
.log-list li,
.status-banner,
.panel,
.subpanel {
  min-width: 0;
}

.summary-card strong,
.summary-card small,
.item-card-head strong,
.item-card-head span,
.item-card p,
.schedule-row span,
.schedule-row strong,
.room-card strong,
.state-row span,
.state-row strong,
.legend-item,
.log-list strong,
.log-list small {
  overflow-wrap: anywhere;
}

.status-selected,
.status-assigned,
.status-scheduled {
  background: color-mix(in srgb, var(--ok-soft) 76%, var(--surface));
}

.status-rejected {
  background: color-mix(in srgb, var(--danger-soft) 76%, var(--surface));
}

.status-current {
  background: color-mix(in srgb, var(--current-soft) 76%, var(--surface));
}

.status-processed {
  background: color-mix(in srgb, var(--accent-soft) 58%, var(--surface));
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.pill {
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  font-size: 0.9rem;
  background: var(--accent-soft);
  color: var(--text);
  border: 1px solid var(--line);
}

.pill.success {
  background: var(--ok-soft);
}

.pill.warning {
  background: var(--warm-soft);
}

.pill.room {
  background: color-mix(in srgb, var(--accent-soft) 58%, var(--surface));
}

.room-list,
.schedule-list {
  display: grid;
  gap: 0.7rem;
}

.room-card,
.schedule-row {
  background: var(--surface);
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.8rem;
}

.schedule-row {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.legend-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
  color: var(--muted);
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.swatch {
  width: 0.95rem;
  height: 0.95rem;
  border-radius: 0.25rem;
  display: inline-block;
  border: 1px solid var(--line);
}

.status-selected.swatch,
.swatch.status-selected {
  background: var(--ok);
}

.status-rejected.swatch,
.swatch.status-rejected {
  background: var(--danger);
}

.status-current.swatch,
.swatch.status-current {
  background: var(--current);
}

.status-scheduled.swatch,
.swatch.status-scheduled {
  background: var(--accent);
}

.partition-preview-swatch {
  background: color-mix(in srgb, var(--accent) 24%, var(--surface-strong));
}

.lateness-swatch {
  background: var(--danger);
}

.deadline-swatch {
  background: transparent;
  border: 2px dashed var(--danger);
}

.graph-edge-swatch {
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.inversion-swatch {
  background: linear-gradient(90deg, transparent, var(--danger), transparent);
}

.timeline-svg,
.graph-svg {
  width: auto;
  height: auto;
  display: block;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 88%, var(--bg-soft)), color-mix(in srgb, var(--surface-strong) 96%, var(--bg) 4%)),
    radial-gradient(circle at top, color-mix(in srgb, var(--accent-soft) 24%, transparent), transparent 56%);
  border: 2px solid var(--line);
  border-radius: var(--radius);
}

.partition-section-label,
.partition-placeholder {
  fill: var(--muted);
  font-family: var(--font-body);
}

.partition-section-label {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.partition-placeholder {
  font-size: 14px;
}

.partition-divider {
  stroke: color-mix(in srgb, var(--line-strong) 72%, transparent);
  stroke-width: 1.5;
  stroke-dasharray: 5 5;
}

.axis-grid {
  stroke: color-mix(in srgb, var(--line) 84%, transparent);
  stroke-width: 1;
}

.axis-label,
.row-label {
  fill: var(--muted);
  font-family: var(--font-body);
  font-size: 13px;
}

.row-label {
  font-weight: 700;
}

.bar-label,
.graph-label {
  fill: rgba(255, 255, 255, 0.98);
  stroke: rgba(20, 32, 43, 0.38);
  stroke-width: 3px;
  paint-order: stroke;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.interval-bar {
  stroke: rgba(255, 255, 255, 0.68);
  stroke-width: 1.4;
}

rect.interval-bar.status-selected {
  fill: var(--ok);
}

rect.interval-bar.status-rejected {
  fill: var(--danger);
  opacity: 0.82;
}

rect.interval-bar.status-current {
  fill: var(--current);
}

rect.interval-bar.status-scheduled,
rect.interval-bar.status-assigned {
  fill: color-mix(in srgb, var(--accent) 88%, black 12%);
}

rect.interval-bar.partition-preview,
rect.interval-bar.lateness-preview {
  fill: color-mix(in srgb, var(--accent) 26%, var(--surface-strong));
  stroke: color-mix(in srgb, var(--accent) 26%, var(--line));
}

rect.interval-bar.partition-preview.partition-ghost {
  opacity: 0.34;
}

.interval-bar.room-current {
  stroke: var(--current);
  stroke-width: 3;
}

.cache-slot {
  fill: color-mix(in srgb, var(--surface-strong) 94%, var(--bg-soft));
  stroke: color-mix(in srgb, var(--line-strong) 88%, transparent);
  stroke-width: 2;
  transition: fill 160ms ease, stroke 160ms ease, stroke-width 160ms ease, filter 160ms ease;
}

.cache-slot-active {
  stroke-width: 4;
  filter: drop-shadow(0 0 10px color-mix(in srgb, var(--surface-strong) 28%, transparent));
}

.cache-slot-hit {
  fill: color-mix(in srgb, var(--ok-soft) 70%, var(--surface-strong));
  stroke: var(--ok);
}

.cache-slot-miss {
  fill: color-mix(in srgb, var(--danger-soft) 66%, var(--surface-strong));
  stroke: var(--danger);
}

.cache-request-active {
  stroke-width: 3.4;
  filter: drop-shadow(0 0 10px color-mix(in srgb, var(--surface-strong) 24%, transparent));
}

.cache-request-hit {
  stroke: color-mix(in srgb, var(--ok) 88%, white 12%);
}

.cache-request-miss {
  stroke: color-mix(in srgb, var(--danger) 88%, white 12%);
}

.cache-svg .axis-label {
  font-size: 18px;
}

.cache-svg .bar-label {
  font-size: 24px;
  stroke-width: 4px;
}

.cache-section-label {
  fill: var(--accent-strong);
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.cache-evictions-label {
  font-size: 17px;
  opacity: 0.92;
}

.cache-eviction-index {
  fill: var(--muted);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
}

.cache-eviction-chip {
  fill: color-mix(in srgb, var(--surface-strong) 92%, var(--bg-soft));
  stroke: color-mix(in srgb, var(--line-strong) 84%, transparent);
  stroke-width: 1.8;
  transition: fill 160ms ease, stroke 160ms ease, opacity 160ms ease;
}

.cache-eviction-chip.cache-eviction-pending {
  opacity: 0.34;
}

.cache-eviction-chip.cache-eviction-none {
  fill: color-mix(in srgb, var(--surface-strong) 96%, var(--accent-soft) 4%);
}

.cache-eviction-chip.cache-eviction-actual {
  fill: color-mix(in srgb, var(--warm-soft) 72%, var(--surface-strong));
  stroke: color-mix(in srgb, var(--accent) 72%, var(--text) 28%);
}

.cache-eviction-chip.cache-eviction-current {
  stroke: var(--current);
  stroke-width: 3;
}

.cache-eviction-value {
  fill: var(--text);
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 800;
}

.cache-metric-chip {
  fill: color-mix(in srgb, var(--surface-strong) 92%, var(--accent-soft));
  stroke: color-mix(in srgb, var(--line-strong) 84%, transparent);
  stroke-width: 2.2;
}

.cache-metric-label {
  fill: var(--muted);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cache-metric-value {
  fill: var(--text);
  font-family: var(--font-body);
  font-size: 30px;
  font-weight: 800;
}

.draggable-item {
  cursor: grab;
  touch-action: none;
}

.draggable-item:active {
  cursor: grabbing;
}

.drag-y {
  cursor: ns-resize;
}

.drag-x {
  cursor: ew-resize;
}

.drag-xy {
  cursor: move;
}

.room-color-1 {
  fill: #0f766e;
  background: #0f766e;
}

.room-color-2 {
  fill: #ea580c;
  background: #ea580c;
}

.room-color-3 {
  fill: #2563eb;
  background: #2563eb;
}

.room-color-4 {
  fill: #ca8a04;
  background: #ca8a04;
}

.room-color-5 {
  fill: #7c3aed;
  background: #7c3aed;
}

.room-color-6 {
  fill: #db2777;
  background: #db2777;
}

.deadline-line {
  stroke: var(--danger);
  stroke-width: 2.5;
  stroke-dasharray: 4 4;
}

.lateness-bar {
  fill: color-mix(in srgb, var(--danger) 88%, #fca5a5);
  opacity: 0.92;
}

.graph-edge {
  stroke: color-mix(in srgb, var(--accent) 84%, var(--text) 16%);
  stroke-width: 2.4;
  opacity: 0.72;
}

.graph-axis-line {
  stroke: color-mix(in srgb, var(--line-strong) 92%, var(--text) 8%);
  stroke-width: 2;
}

.graph-plot-frame {
  fill: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  stroke: color-mix(in srgb, var(--line) 84%, transparent);
  stroke-width: 1.6;
}

.graph-diagonal {
  stroke: color-mix(in srgb, var(--accent) 44%, transparent);
  stroke-width: 1.6;
  stroke-dasharray: 8 8;
  opacity: 0.7;
}

.graph-axis-title {
  fill: var(--accent-strong);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.graph-node {
  fill: color-mix(in srgb, var(--surface-strong) 80%, var(--accent-soft));
  stroke: color-mix(in srgb, var(--text) 18%, var(--line));
  stroke-width: 2.2;
}

.graph-node.status-selected,
.graph-node.status-assigned,
.graph-node.status-scheduled {
  fill: color-mix(in srgb, var(--accent) 88%, black 12%);
  stroke: color-mix(in srgb, white 36%, var(--accent));
}

.graph-node.status-current {
  fill: color-mix(in srgb, var(--current) 92%, black 8%);
}

.graph-node-current-ring {
  stroke: var(--current);
  stroke-width: 5;
}

.graph-node.status-rejected {
  fill: var(--danger);
  opacity: 0.88;
}

.graph-node.room-color-1 {
  fill: #0f766e;
  stroke: rgba(255, 255, 255, 0.72);
}

.graph-node.room-color-2 {
  fill: #ea580c;
  stroke: rgba(255, 255, 255, 0.72);
}

.graph-node.room-color-3 {
  fill: #2563eb;
  stroke: rgba(255, 255, 255, 0.72);
}

.graph-node.room-color-4 {
  fill: #ca8a04;
  stroke: rgba(255, 255, 255, 0.72);
}

.graph-node.room-color-5 {
  fill: #7c3aed;
  stroke: rgba(255, 255, 255, 0.72);
}

.graph-node.room-color-6 {
  fill: #db2777;
  stroke: rgba(255, 255, 255, 0.72);
}

.inversion-edge {
  fill: none;
  stroke: var(--danger);
  stroke-width: 2.4;
  stroke-linecap: round;
  opacity: 0.8;
}

.graph-note {
  color: var(--muted);
  margin-bottom: 0.7rem;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 1rem;
}

.proof-card {
  background: var(--surface-strong);
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1.1rem;
}

.proof-card.warning {
  border-color: color-mix(in srgb, var(--warm) 45%, var(--line));
  background: color-mix(in srgb, var(--warm-soft) 60%, var(--surface-strong));
}

.proof-card p {
  margin: 0.55rem 0;
  line-height: 1.55;
}

.proof-table {
  overflow-x: auto;
}

.data-table,
.proof-table table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td,
.proof-table th,
.proof-table td {
  text-align: left;
  padding: 0.75rem 0.65rem;
  border-bottom: 1px solid var(--line);
}

.data-table th,
.proof-table th {
  white-space: nowrap;
}

.data-table thead,
.proof-table thead {
  background: color-mix(in srgb, var(--accent-soft) 48%, transparent);
}

.data-table tr.status-current {
  outline: 2px solid color-mix(in srgb, var(--current) 60%, transparent);
}

.table-host {
  height: 100%;
  min-height: 0;
  overflow: auto;
}

.log-host {
  height: 100%;
  min-height: 0;
  overflow: auto;
}

.log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.log-list li {
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: flex-start;
  background: var(--surface-strong);
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
}

.log-list li.active {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
}

.log-step {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--accent-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.log-list small,
.muted {
  color: var(--muted);
}

.resize-handle {
  position: relative;
  border-radius: 999px;
  background: color-mix(in srgb, var(--line) 88%, transparent);
  border: 1px solid color-mix(in srgb, var(--line-strong) 55%, transparent);
  align-self: stretch;
  cursor: col-resize;
  touch-action: none;
}

.resize-handle::before {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 52%, transparent);
}

.resize-handle-x {
  width: 0.8rem;
  grid-column: 2;
}

.resize-handle-x::before {
  width: 0.2rem;
  height: 2.9rem;
}

.resize-handle-y {
  height: 0.8rem;
  width: 100%;
  cursor: row-resize;
}

.resize-handle-y::before {
  width: 2.9rem;
  height: 0.2rem;
}

.resize-handle:hover,
.resize-handle.is-active {
  background: color-mix(in srgb, var(--accent-soft) 92%, transparent);
}

body.is-resizing {
  user-select: none;
}

body.is-dragging-board {
  user-select: none;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  background: rgba(5, 10, 18, 0.56);
  padding: 1rem;
}

.modal-overlay[hidden] {
  display: none;
}

.modal-card {
  width: min(52rem, 100%);
  max-height: 88vh;
  overflow: auto;
}

.modal-content {
  line-height: 1.65;
}

.modal-content ul,
.modal-content ol {
  padding-left: 1.3rem;
}

footer {
  position: relative;
  z-index: 2;
  margin-top: 1.25rem;
  padding: 1.2rem 2rem 2rem;
  background: color-mix(in srgb, var(--surface-strong) 96%, var(--bg) 4%);
  border-top: 2px solid var(--line);
  box-shadow: 0 -8px 20px color-mix(in srgb, var(--shadow) 45%, transparent);
  color: var(--muted);
  text-align: center;
}

footer p {
  margin: 0.55rem 0;
}

a {
  color: var(--accent);
}

@media (max-width: 1200px) {
  .topbar,
  .layout,
  .code-layout {
    grid-template-columns: 1fr;
  }

  .selector-stage {
    justify-self: stretch;
    width: 100%;
    max-width: none;
  }

  .topbar-actions {
    justify-content: flex-start;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .board-stack {
    grid-template-rows: auto auto auto;
  }

  .field-row,
  .cache-config-grid,
  .toolbar,
  .detail-tabs,
  .tabs {
    grid-template-columns: 1fr;
  }

  .resize-handle {
    display: none;
  }

  .view-host {
    min-height: 26rem;
  }

  .board-stage {
    min-height: 22rem;
  }

  .status-cluster {
    justify-items: start;
  }
}

@media (max-width: 1500px) {
  .code-layout {
    grid-template-columns: 1fr;
  }

  #codeSplit > .resize-handle {
    display: none;
  }
}

@media (max-width: 760px) {
  .workspace-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .layout {
    padding-inline: 0.8rem;
  }

  .toolbar,
  .chip-grid,
  .field-row,
  .cache-config-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    padding-inline: 0.8rem;
  }

  footer {
    padding-inline: 1rem;
  }
}