:root {
  --bg: #f4f7f7;
  --surface: #ffffff;
  --surface-soft: #e8f0ed;
  --fg: #191a1c;
  --fg-muted: #666a70;
  --border: #cfd9d6;
  --border-dark: #2c2d2f;
  --accent: #0f6b62;
  --accent-hover: #0a514b;
  --accent-2: #a7562b;
  --accent-3: #2f5d95;
  --mono: "JetBrains Mono", "Fira Code", "SF Mono", monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  color: var(--fg);
  font-family: var(--sans);
  background: var(--bg);
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 42px 34px 72px;
}

header {
  min-height: calc(100vh - 84px);
  margin-bottom: 74px;
  padding: 56px 0 36px;
  border-bottom: 1px solid var(--border-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.site-return-link {
  align-self: flex-start;
  margin: 0 0 auto;
  color: var(--fg-muted);
  font-family: var(--mono);
  font-size: 0.76rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.site-return-link:hover {
  color: var(--accent);
}

.badge {
  display: inline-block;
  width: fit-content;
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  padding: 7px 12px;
  background: var(--surface);
  color: var(--accent);
  border: 1px solid var(--border);
  margin: 0 auto 24px;
  letter-spacing: 0;
}

h1 {
  max-width: 1040px;
  font-size: clamp(2rem, 4.1vw, 4.35rem);
  font-weight: 720;
  letter-spacing: 0;
  line-height: 1.08;
  margin: 0 auto 18px;
  text-align: center;
}

.authors {
  margin: 0 0 20px 0;
  font-size: 1.18rem;
  color: var(--fg-muted);
  text-align: center;
}

.hero-figure {
  width: min(100%, 1040px);
  margin: 28px auto 0;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 18px 46px rgba(42, 36, 26, 0.10);
}

.hero-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.paper-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.paper-links a {
  display: inline-block;
  border: 1px solid var(--border-dark);
  padding: 8px 12px;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 0.76rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.paper-links a[href]:hover {
  color: var(--surface);
  background: var(--fg);
}

.paper-links a[aria-disabled="true"] {
  color: var(--fg-muted);
  border-color: var(--border);
  cursor: default;
}

.header-links {
  justify-content: center;
  margin: 4px 0 28px;
}

.lead,
.framework-points {
  max-width: 980px;
  color: var(--fg-muted);
  font-size: 1.2rem;
  line-height: 1.5;
}

.lead {
  margin: 0 auto 40px auto;
}

.lead-intro {
  margin-bottom: 16px;
}

.framework-points {
  margin: 0 auto 28px auto;
  padding-left: 22px;
}

.framework-points li {
  margin-bottom: 8px;
}

.architecture-figure {
  width: 70%;
  max-width: 980px;
  margin: 24px auto 36px auto;
}

.architecture-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
}

.demo-banner {
  display: inline-block;
  border: 1px solid var(--border-dark);
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.6;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.demo-banner-inline {
  display: block;
  margin-bottom: 24px;
}

h2 {
  font-size: 1.36rem;
  font-weight: 760;
  text-transform: uppercase;
  letter-spacing: 0;
  margin: 0 0 24px 0;
  display: flex;
  align-items: center;
}

h2::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
  margin-left: 16px;
}

.center-heading {
  justify-content: center;
  text-align: center;
}

.center-heading::after {
  display: none;
}

.section-intro {
  max-width: 820px;
  margin: -12px 0 24px 0;
  color: var(--fg-muted);
  font-size: 1rem;
  line-height: 1.5;
}

.paper-section {
  margin-bottom: 76px;
  padding: 26px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid var(--border);
}

.paper-section p {
  max-width: 900px;
  margin: 0 0 24px 0;
  color: var(--fg-muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.abstract-section p {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  max-width: 980px;
}

.paper-section code {
  font-family: var(--mono);
  font-size: 0.92em;
}

.figure-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  align-items: start;
}

.paper-figure {
  margin: 0;
  border: 1px solid var(--border);
  padding: 12px;
  background: var(--surface);
  box-shadow: 0 10px 30px rgba(42, 36, 26, 0.08);
}

.paper-figure img {
  display: block;
  width: 100%;
  height: auto;
  background: #fafafa;
}

.paper-figure figcaption {
  margin-top: 10px;
  color: var(--fg-muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.45;
  text-align: center;
}

.figure-wide {
  margin-top: 22px;
  margin-bottom: 24px;
}

.compact-paper-section {
  display: grid;
  grid-template-columns: minmax(240px, 0.42fr) minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.compact-paper-section p {
  margin-bottom: 0;
}

.side-figure {
  max-width: 420px;
}

.baseline-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 26px;
}

.baseline-grid div {
  border: 1px solid var(--border);
  padding: 18px;
  background: var(--surface);
  font-family: var(--mono);
}

.baseline-grid strong,
.baseline-grid span {
  display: block;
}

.baseline-grid strong {
  font-size: 1.65rem;
  margin-bottom: 6px;
  color: var(--accent);
}

.baseline-grid span {
  color: var(--fg-muted);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.algorithm-card {
  max-width: 860px;
  margin: 0 auto 70px auto;
  border: 1px solid var(--border-dark);
  background: var(--surface);
  padding: 18px 22px;
  font-family: "Times New Roman", Times, serif;
  box-shadow: 0 10px 30px rgba(42, 36, 26, 0.06);
}

.algorithm-title {
  margin: 0 0 4px 0;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.algorithm-io {
  margin: 4px 0;
  font-size: 0.86rem;
  line-height: 1.25;
}

.algorithm-io code {
  font-family: var(--mono);
  font-size: 0.78rem;
}

.algorithm-notation {
  color: var(--fg-muted);
}

.algorithm-lines {
  margin: 8px 0 0 0;
  padding-left: 30px;
  border-top: 1px solid var(--border);
  font-size: 0.84rem;
  line-height: 1.35;
}

.algorithm-lines li {
  padding-left: 6px;
}

.algorithm-lines li::marker {
  font-size: 0.72rem;
}

.algorithm-lines span {
  display: block;
}

.algorithm-lines var {
  font-style: italic;
}

.alg-comment {
  color: var(--fg-muted);
}

.alg-note {
  color: var(--fg-muted);
  font-style: normal;
}

.alg-indent-1 {
  padding-left: 24px;
}

.alg-indent-2 {
  padding-left: 48px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.header-grid {
  margin-bottom: 0;
}

.form-grid {
  gap: 16px;
  margin-bottom: 16px;
}

.block {
  border: 1px solid var(--border);
  padding: 24px;
}

.data-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-family: var(--mono);
  font-size: 0.85rem;
}

.data-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
  color: var(--fg-muted);
}

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

.data-list strong {
  color: var(--fg);
  font-weight: normal;
}

.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 0.9rem;
  border-radius: 0;
  transition: border-color 0.2s;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--fg);
}

details {
  border: 1px solid var(--border);
  padding: 16px;
  margin-bottom: 24px;
}

summary {
  font-family: var(--mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  cursor: pointer;
  outline: none;
}

details[open] summary {
  margin-bottom: 20px;
}

.checkbox-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 0.85rem;
}

button {
  background: var(--accent);
  color: #ffffff;
  border: none;
  padding: 14px 28px;
  font-family: var(--sans);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.2s;
}

button:hover {
  background: var(--accent-hover);
}

button:disabled {
  background: #b6b6b6;
  color: #f5f5f5;
  cursor: not-allowed;
}

.actions-row {
  display: flex;
  align-items: center;
}

.status-text {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-left: 16px;
}

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

.run-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.85rem;
}

.run-table th {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--fg);
  color: var(--fg-muted);
  font-weight: normal;
}

.run-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.run-table tr:hover td {
  background: #fafafa;
}

.run-table tr.active td {
  background: #f0f0f0;
  font-weight: bold;
  color: var(--fg);
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
}

.dot.running {
  background: #007aff;
}

.dot.succeeded {
  background: #00c853;
}

.dot.failed,
.dot.unknown {
  background: #ff3b30;
}

.detail-view {
  border: 1px solid var(--border-dark);
  padding: 32px;
  margin: 0 0 56px 0;
}

.task-programs {
  margin-bottom: 60px;
}

.closed-loop-task-evaluation {
  margin-bottom: 60px;
}

.success-rate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin: -10px 0 24px 0;
}

.success-rate-card {
  border: 1px solid var(--border);
  padding: 14px 16px;
  background: var(--surface);
  font-family: var(--mono);
  border-left: 4px solid var(--accent);
}

.success-rate-card strong,
.success-rate-card span,
.success-rate-card small {
  display: block;
}

.success-rate-card strong {
  margin-bottom: 8px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

.success-rate-card span {
  font-size: 1.3rem;
  color: var(--accent);
}

.success-rate-card small {
  margin-top: 4px;
  color: var(--fg-muted);
  font-size: 0.72rem;
}

.benefit-panel {
  margin-bottom: 60px;
}

.metric-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.metric-selector-button {
  border: 1px solid var(--border);
  padding: 12px 16px;
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metric-selector-button:hover,
.metric-selector-button.active {
  background: var(--fg);
  color: var(--bg);
}

.metric-description {
  margin: 0 0 18px 0;
  color: var(--fg-muted);
  font-size: 0.96rem;
  line-height: 1.65;
}

.comparison-chart {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  margin-bottom: 0;
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 22px 22px 24px 16px;
  overflow: hidden;
}

.chart-legend {
  grid-column: 1 / -1;
  display: flex;
  gap: 18px;
  justify-content: flex-end;
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.legend-swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 6px;
  vertical-align: -1px;
}

.legend-swatch.with-context,
.comparison-bar.with-context {
  background: var(--accent);
}

.legend-swatch.no-context,
.comparison-bar.no-context {
  background: var(--accent-2);
}

.chart-y-axis {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 240px;
  padding: 6px 0 32px 0;
  color: var(--fg-muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  text-align: right;
}

.chart-plot {
  display: grid;
  grid-template-columns: repeat(9, minmax(78px, 1fr));
  gap: 14px;
  min-height: 280px;
  max-width: 100%;
  min-width: 0;
  overflow-x: auto;
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0 0 0 14px;
}

.chart-task-group {
  display: grid;
  grid-template-rows: 240px auto auto;
  gap: 8px;
  min-width: 78px;
}

.bar-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  align-items: end;
}

.bar-wrap {
  position: relative;
  height: 240px;
  display: flex;
  align-items: end;
  background:
    linear-gradient(to top, var(--border) 1px, transparent 1px) 0 0 / 100% 25%;
}

.comparison-bar {
  position: relative;
  width: 100%;
  height: 0;
  min-height: 2px;
  transition: height 1s ease-out;
}

.comparison-bar span {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 5px);
  transform: translateX(-50%);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 0.68rem;
  white-space: nowrap;
}

.chart-task-group strong,
.chart-task-group small {
  display: block;
  font-family: var(--mono);
  text-align: center;
}

.chart-task-group strong {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.chart-task-group small {
  color: var(--fg-muted);
  font-size: 0.66rem;
}

.task-selector-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.task-tab-reminder {
  display: inline-flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0 0 16px 0;
  padding: 12px 14px;
  border: 1px solid var(--accent);
  background: #f4faf7;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.task-tab-reminder .reminder-arrow {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border: 1px solid #d84a2b;
  background: #d84a2b;
  color: #ffffff;
  box-shadow: 0 0 0 3px rgba(216, 74, 43, 0.16);
  animation: reminder-bounce 1.4s ease-in-out infinite;
}

.task-tab-reminder strong,
.task-tab-reminder em {
  display: block;
  font-style: normal;
}

.task-tab-reminder strong {
  margin-bottom: 4px;
}

.task-tab-reminder em {
  color: var(--accent);
}

@keyframes reminder-bounce {
  0%,
  100% {
    transform: translateY(0);
  }

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

.task-tab-reminder > span:not(.reminder-arrow) {
  color: var(--accent);
}

.task-tab-reminder > span:not(.reminder-arrow) {
  color: var(--fg-muted);
  line-height: 1.55;
}

.task-selector-card {
  border: 1px solid var(--border);
  padding: 16px 18px;
  background: var(--surface);
  color: var(--fg);
  text-align: left;
  font-family: var(--mono);
  cursor: pointer;
  transition:
    border-color 0.2s,
    background 0.2s,
    color 0.2s,
    transform 0.2s;
}

.task-selector-card:hover {
  background: var(--surface);
  color: var(--fg);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.task-selector-card.is-active {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.task-selector-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.92rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.task-selector-card span {
  display: block;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: 0.75;
}

.task-program-detail {
  border: 1px solid var(--border);
  padding: 30px;
  background: var(--surface);
  box-shadow: 0 14px 38px rgba(42, 36, 26, 0.08);
}

.task-program-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: 28px;
}

.task-program-intro {
  margin-bottom: 18px;
}

.task-program-intro h3 {
  margin: 0 0 8px 0;
  font-size: 1.55rem;
  font-weight: 500;
  letter-spacing: 0;
}

.task-program-intro p {
  margin: 0;
  color: var(--fg-muted);
  max-width: 680px;
}

.task-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.task-badge {
  border: 1px solid var(--border);
  background: var(--surface-soft);
  padding: 6px 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.task-columns {
  display: grid;
  gap: 20px;
}

.task-section-block {
  border: 1px solid var(--border);
  padding: 18px;
  background: #fbfaf7;
}

.task-section-title {
  display: block;
  margin-bottom: 12px;
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.task-copy {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.65;
  white-space: pre-wrap;
  color: var(--fg);
}

.task-focus-list {
  margin: 0;
  padding-left: 18px;
  color: var(--fg-muted);
}

.task-focus-list li + li {
  margin-top: 10px;
}

.task-media-stack {
  display: grid;
  gap: 18px;
}

.closed-loop-media-stack {
  align-content: start;
}

.closed-loop-video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.gallery-note {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: #fbfaf7;
  color: var(--fg-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.task-media-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.task-media-card {
  border: 1px solid var(--border);
  padding: 10px;
  background: var(--surface);
}

.task-media-card video,
.task-media-card img {
  width: 100%;
  display: block;
  background: #fafafa;
}

.task-media-card p {
  margin: 8px 0 0 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--fg-muted);
  text-align: center;
}

.closed-loop-media-card.failure {
  border-color: #c35a4a;
}

.media-card-caption {
  display: grid;
  gap: 4px;
  margin-top: 8px;
  font-family: var(--mono);
  text-align: center;
}

.media-card-caption strong {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.media-card-caption span {
  color: var(--fg-muted);
  font-size: 0.68rem;
  overflow-wrap: anywhere;
}

.metric-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
}

.metric-bar > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.metric-bar label {
  margin: 0;
  color: var(--fg-muted);
  font-size: 0.7rem;
}

.metric-bar span {
  font-size: 1.1rem;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.media-card {
  border: 1px solid var(--border);
  padding: 8px;
}

.media-card video,
.media-card img {
  width: 100%;
  display: block;
  background: #fafafa;
}

.media-card p {
  font-family: var(--mono);
  font-size: 0.75rem;
  text-align: center;
  margin: 8px 0 0 0;
  color: var(--fg-muted);
}

.code-panel {
  background: #fbfaf7;
  border: 1px solid var(--border);
  padding: 20px;
  font-family: var(--mono);
  font-size: 0.8rem;
  overflow-x: auto;
  max-height: 250px;
  margin-bottom: 24px;
}

.code-panel pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.empty-state {
  font-family: var(--mono);
  color: var(--fg-muted);
  font-size: 0.85rem;
}

.hidden {
  display: none !important;
}

@media (max-width: 1024px) {
  .task-selector-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .figure-grid,
  .baseline-grid,
  .compact-paper-section {
    grid-template-columns: 1fr;
  }

  .task-selector-grid,
  .task-program-layout {
    grid-template-columns: 1fr;
  }

  .closed-loop-video-grid {
    grid-template-columns: 1fr;
  }

  .metric-bar {
    flex-direction: column;
    gap: 16px;
  }

  .container {
    padding: 24px 18px 44px;
  }

  header {
    min-height: auto;
    padding: 38px 0 30px;
    margin-bottom: 52px;
  }

  .paper-section {
    padding: 18px;
  }
}