:root {
  color-scheme: dark;
  --bg: #070a0f;
  --bg-soft: #0e141d;
  --panel: #121a24;
  --panel-strong: #172231;
  --text: #eef5ff;
  --muted: #a8b4c3;
  --line: #263344;
  --accent: #35d49a;
  --accent-soft: rgba(53, 212, 154, 0.12);
  --warning: #f2c14e;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(53, 212, 154, 0.14), transparent 28rem),
    linear-gradient(180deg, #070a0f 0%, #0b1017 45%, #070a0f 100%);
  color: var(--text);
  font-family: Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
  backdrop-filter: blur(16px);
}

.brand {
  color: var(--text);
  font-family: "Space Grotesk", Manrope, sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 6px 10px;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.nav-toggle {
  display: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: 64px;
  width: min(1280px, calc(100% - 48px));
  min-height: calc(100vh - 76px);
  margin: 0 auto;
  padding: 56px 0 86px;
}

.hero-content {
  min-width: 0;
  max-width: 720px;
  overflow: visible;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", Manrope, sans-serif;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 680px;
  margin-bottom: 22px;
  overflow-wrap: break-word;
  font-size: clamp(3rem, 5.6vw, 4.5rem);
  line-height: 1.08;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 0;
  font-size: 1.25rem;
  line-height: 1.25;
}

.hero p,
.section-heading p,
.track-section p,
.project-card p,
.process-step p {
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-copy {
  margin-bottom: 12px;
}

.hero-content > p:not(.eyebrow) {
  max-width: 640px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.social-links a {
  border-bottom: 1px solid rgba(53, 212, 154, 0.45);
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 800;
  padding-bottom: 2px;
}

.social-links a:hover,
.social-links a:focus-visible {
  color: var(--text);
  border-color: var(--accent);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  font-weight: 800;
  padding: 10px 18px;
  transition:
    border-color 180ms ease,
    background 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--accent);
  color: #04100b;
}

.button.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

blockquote {
  margin: 0 0 20px;
  border-left: 3px solid var(--accent);
  color: var(--text);
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.25;
  padding-left: 18px;
}

.section-heading blockquote {
  margin: 18px 0 18px;
}

.terminal-panel {
  overflow: hidden;
  flex: 0 0 auto;
  width: 100%;
  max-width: 520px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(18, 26, 36, 0.86);
  box-shadow: var(--shadow);
}

.hero-visual {
  display: flex;
  justify-content: flex-end;
  min-width: 0;
  width: 100%;
}

.terminal-top {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  background: #0a0f16;
  padding: 14px 16px;
}

.terminal-top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #516073;
}

.terminal-top span:first-child {
  background: #ff6b6b;
}

.terminal-top span:nth-child(2) {
  background: #f2c14e;
}

.terminal-top span:nth-child(3) {
  background: var(--accent);
}

.terminal-body {
  padding: 22px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.95rem;
}

.terminal-body p {
  margin: 0 0 12px;
  color: #d8e7f6;
}

.terminal-body p:last-child {
  margin-bottom: 0;
}

.terminal-body p:nth-child(even) {
  color: var(--muted);
}

.prompt {
  color: var(--accent);
}

.section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 84px 0;
}

.page-hero {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 96px 0 56px;
}

.page-hero h1 {
  max-width: 940px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 1.08;
}

.page-hero p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.1rem;
}

.page-section {
  padding-top: 36px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.compact {
  margin-bottom: 22px;
}

.process-grid,
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.process-step,
.project-card,
.track-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, var(--panel) 0%, rgba(18, 26, 36, 0.62) 100%);
  padding: 24px;
}

.process-step {
  min-height: 220px;
}

.process-step span {
  margin-bottom: 18px;
  color: var(--accent);
  font-family: "Space Grotesk", Manrope, sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
}

.process-step p,
.project-card p {
  margin-bottom: 0;
}

.project-card {
  min-height: 300px;
}

.link-card {
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    background 180ms ease;
}

.link-card:hover,
.link-card:focus-visible {
  border-color: rgba(53, 212, 154, 0.68);
  background:
    linear-gradient(180deg, rgba(53, 212, 154, 0.1) 0%, rgba(18, 26, 36, 0.72) 100%);
  transform: translateY(-3px);
}

.category {
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

ul {
  display: grid;
  gap: 10px;
  margin: 24px 0;
  padding-left: 20px;
  color: var(--muted);
}

.status {
  align-self: flex-start;
  margin-top: auto;
  border: 1px solid rgba(242, 193, 78, 0.42);
  border-radius: 999px;
  background: rgba(242, 193, 78, 0.1);
  color: var(--warning);
  font-size: 0.82rem;
  font-weight: 800;
  padding: 6px 10px;
}

.track-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 34px;
  border-top: 1px solid var(--line);
}

.track-section + .track-section {
  border-top: 0;
  padding-top: 0;
}

.track-card {
  background:
    linear-gradient(135deg, var(--accent-soft), transparent 48%),
    var(--panel);
}

.focus-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.focus-list span {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--text);
  font-weight: 700;
  padding: 12px 16px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 28px 0 40px;
}

.site-footer p {
  margin: 0;
  color: var(--text);
  font-weight: 800;
}

.site-footer a {
  color: var(--accent);
  font-weight: 700;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 860px) {
  .site-header {
    align-items: flex-start;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 42px;
    height: 38px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    color: var(--text);
  }

  .nav-toggle span:not(.sr-only) {
    display: block;
    width: 18px;
    height: 2px;
    margin: 0 auto;
    background: currentColor;
  }

  .site-nav {
    position: absolute;
    top: 66px;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    width: min(260px, calc(100vw - 32px));
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #0a0f16;
    padding: 10px;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    border-radius: 6px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 44px;
    min-height: auto;
    padding-top: 48px;
  }

  .hero-visual {
    justify-content: center;
  }

  .process-grid,
  .project-grid,
  .track-section {
    grid-template-columns: 1fr;
  }

  .project-card,
  .process-step {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .hero,
  .page-hero,
  .section,
  .site-header,
  .site-footer {
    width: min(100% - 24px, 1120px);
  }

  h1 {
    font-size: clamp(3rem, 13vw, 3.75rem);
    line-height: 1.1;
  }

  h2 {
    font-size: 2.1rem;
  }

  .section {
    padding: 62px 0;
  }

  .terminal-body {
    padding: 18px;
    font-size: 0.82rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

.tracker-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0 18px;
}

.metric-card,
.activity-panel,
.activity-item,
.solve-entry {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, var(--panel) 0%, rgba(18, 26, 36, 0.68) 100%);
}

.metric-card {
  min-height: 132px;
  padding: 18px;
}

.metric-label,
.metric-note,
.activity-meta,
.solve-meta {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.metric-card strong {
  display: block;
  margin: 8px 0 4px;
  color: var(--text);
  font-family: "Space Grotesk", Manrope, sans-serif;
  font-size: clamp(1.7rem, 4vw, 2.45rem);
  line-height: 1;
}

.activity-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 18px;
  align-items: start;
}

.activity-panel {
  padding: 22px;
}

.panel-heading {
  margin-bottom: 18px;
}

.panel-heading h3 {
  margin-bottom: 0;
}

.activity-feed,
.solve-log {
  display: grid;
  gap: 12px;
}

.activity-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding: 14px;
}

.activity-dot {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px var(--accent-soft);
}

.activity-item h4,
.solve-entry h4 {
  margin: 0 0 4px;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.35;
}

.activity-item p,
.solve-entry p {
  margin: 0;
  color: var(--muted);
}

.solve-entry {
  padding: 16px;
}

.solve-topline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 8px;
}

.solve-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.solve-tags span {
  border: 1px solid rgba(53, 212, 154, 0.24);
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 5px 8px;
}

.solve-link {
  color: var(--accent);
  font-weight: 800;
  white-space: nowrap;
}

@media (max-width: 860px) {
  .tracker-summary,
  .activity-layout {
    grid-template-columns: 1fr;
  }
}

.heatmap-panel {
  margin: 18px 0;
}

.heatmap-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.heatmap-legend {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
}

.heatmap-legend i,
.heatmap-cell {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  background: #172231;
}

.heatmap-scroll {
  overflow-x: auto;
  padding-bottom: 4px;
}

.heatmap-months {
  display: grid;
  grid-template-columns: repeat(53, 11px);
  gap: 4px;
  min-width: 791px;
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
}

.heatmap-grid {
  display: grid;
  grid-auto-flow: column;
  grid-template-rows: repeat(7, 11px);
  grid-auto-columns: 11px;
  gap: 4px;
  min-width: max-content;
}

.heatmap-cell {
  border: 1px solid rgba(255, 255, 255, 0.035);
}

.heatmap-cell.is-empty {
  opacity: 0;
}

.heatmap-cell[data-level="1"],
.heatmap-legend i[data-level="1"] {
  background: rgba(53, 212, 154, 0.28);
}

.heatmap-cell[data-level="2"],
.heatmap-legend i[data-level="2"] {
  background: rgba(53, 212, 154, 0.48);
}

.heatmap-cell[data-level="3"],
.heatmap-legend i[data-level="3"] {
  background: rgba(53, 212, 154, 0.72);
}

.heatmap-cell[data-level="4"],
.heatmap-legend i[data-level="4"] {
  background: var(--accent);
}

.solve-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.writeup-badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 900;
  padding: 5px 8px;
  white-space: nowrap;
}

.writeup-badge.has-writeup {
  border-color: rgba(53, 212, 154, 0.42);
  background: var(--accent-soft);
  color: var(--accent);
}

.writeup-badge.no-writeup {
  border-color: rgba(168, 180, 195, 0.28);
  background: rgba(255, 255, 255, 0.035);
}

@media (max-width: 560px) {
  .heatmap-heading,
  .solve-topline {
    flex-direction: column;
  }

  .solve-actions {
    width: 100%;
    justify-content: space-between;
  }
}

.solve-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin: 24px 0 18px;
}

.solve-search {
  width: min(100%, 430px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
  font: inherit;
  font-weight: 700;
  padding: 13px 14px;
  outline: none;
}

.solve-search::placeholder {
  color: var(--muted);
}

.solve-search:focus {
  border-color: rgba(53, 212, 154, 0.5);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.solve-filter {
  display: inline-flex;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  padding: 5px;
}

.solve-filter button {
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 900;
  padding: 8px 11px;
}

.solve-filter button.is-active {
  background: var(--accent-soft);
  color: var(--accent);
}

@media (max-width: 680px) {
  .solve-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .solve-search,
  .solve-filter {
    width: 100%;
  }

  .solve-filter button {
    flex: 1;
  }
}

.htb-dashboard {
  --heatmap-cell-size: clamp(12px, calc((100vw - 340px) / 53), 18px);
  --heatmap-gap: 5px;
  width: min(1320px, calc(100% - 48px));
}

.htb-dashboard .section-heading {
  max-width: 900px;
}

.htb-dashboard .tracker-summary {
  gap: 18px;
  margin: 30px 0 22px;
}

.htb-dashboard .metric-card {
  min-height: 148px;
  padding: 22px;
}

.htb-dashboard .activity-panel {
  padding: 28px;
}

.htb-dashboard .activity-layout {
  grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.45fr);
  gap: 22px;
}

.htb-dashboard .heatmap-panel {
  margin: 22px 0 22px;
}

.htb-dashboard .heatmap-heading {
  align-items: center;
  margin-bottom: 22px;
}

.htb-dashboard .heatmap-legend i,
.htb-dashboard .heatmap-cell {
  width: var(--heatmap-cell-size);
  height: var(--heatmap-cell-size);
  border-radius: 4px;
}

.htb-dashboard .heatmap-scroll {
  padding-bottom: 8px;
}

.htb-dashboard .heatmap-months {
  grid-template-columns: repeat(53, var(--heatmap-cell-size));
  gap: var(--heatmap-gap);
  min-width: max-content;
  margin-bottom: 10px;
  font-size: 0.78rem;
}

.htb-dashboard .heatmap-grid {
  grid-template-rows: repeat(7, var(--heatmap-cell-size));
  grid-auto-columns: var(--heatmap-cell-size);
  gap: var(--heatmap-gap);
}

.htb-dashboard .activity-feed,
.htb-dashboard .solve-log {
  gap: 14px;
}

.htb-dashboard .activity-item,
.htb-dashboard .solve-entry {
  padding: 18px;
}

.htb-dashboard .solve-controls {
  margin: 28px 0 22px;
}

.htb-dashboard .solve-search {
  width: min(100%, 560px);
  padding: 15px 16px;
}

@media (max-width: 900px) {
  .htb-dashboard {
    width: min(100% - 28px, 1320px);
  }

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

  .htb-dashboard .activity-panel {
    padding: 22px;
  }
}

.htb-dashboard .solve-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

.htb-dashboard .solve-search {
  width: 100%;
  max-width: none;
}

.metric-card strong[data-htb-stat="latest"] {
  display: -webkit-box;
  max-width: 100%;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.htb-dashboard .heatmap-panel {
  padding-bottom: 24px;
}

.htb-dashboard .heatmap-scroll {
  width: 100%;
}

.htb-dashboard .heatmap-months,
.htb-dashboard .heatmap-grid {
  width: 100%;
  min-width: 720px;
}

.htb-dashboard .heatmap-months {
  grid-template-columns: repeat(53, minmax(0, 1fr));
}

.htb-dashboard .heatmap-grid {
  grid-template-rows: repeat(7, clamp(10px, 1.25vw, 16px));
  grid-auto-columns: minmax(0, 1fr);
}

.htb-dashboard .heatmap-cell {
  width: 100%;
  height: 100%;
}

.htb-dashboard .heatmap-legend i {
  width: 10px;
  height: 10px;
}

@media (max-width: 680px) {
  .htb-dashboard .solve-controls {
    grid-template-columns: 1fr;
  }
}
.solves-archive {
  width: min(1180px, calc(100% - 44px));
  padding-top: 24px;
}

.solves-archive + .page-section {
  padding-top: 28px;
}

.archive-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(160px, 220px);
  gap: 28px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding-bottom: 24px;
  margin-bottom: 22px;
}

.archive-heading h2 {
  max-width: 860px;
  margin-bottom: 12px;
  font-size: clamp(2.25rem, 4vw, 4.35rem);
}

.archive-heading p:not(.eyebrow) {
  max-width: 820px;
  color: var(--muted);
}

.archive-count {
  border-left: 2px solid var(--accent);
  padding-left: 16px;
}

.archive-count span {
  display: block;
  color: var(--text);
  font-family: "Space Grotesk", Manrope, sans-serif;
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 0.95;
}

.archive-count strong {
  color: var(--muted);
  font-size: 0.86rem;
  text-transform: uppercase;
}

.archive-controls {
  margin: 20px 0 26px;
}

.archive-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.34fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.archive-sidebar {
  display: grid;
  gap: 16px;
}

.archive-panel,
.archive-main {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(18, 26, 36, 0.62);
}

.archive-panel {
  padding: 18px;
}

.archive-main {
  padding: 0;
  overflow: hidden;
}

.archive-main-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(170px, 240px);
  gap: 18px;
  align-items: start;
  border-bottom: 1px solid var(--line);
  padding: 22px 24px;
}

.archive-main-heading h3 {
  font-size: 1.6rem;
}

.compact-stats .category,
.archive-panel .category,
.archive-main-heading .category {
  font-size: 0.72rem;
}

.mini-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.mini-stat-grid div {
  border: 1px solid rgba(168, 180, 195, 0.18);
  border-radius: 6px;
  padding: 12px;
}

.mini-stat-grid span,
.latest-line {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.mini-stat-grid strong {
  display: block;
  color: var(--text);
  font-family: "Space Grotesk", Manrope, sans-serif;
  font-size: 1.6rem;
  line-height: 1;
  margin-top: 6px;
}

.latest-line {
  margin: 14px 0 0;
}

.latest-line strong {
  color: var(--text);
}

.archive-sidebar .heatmap-panel {
  margin: 0;
}

.archive-sidebar .heatmap-heading {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}

.archive-sidebar .heatmap-heading h3 {
  font-size: 1.02rem;
}

.archive-sidebar .heatmap-legend {
  justify-content: flex-start;
  font-size: 0.72rem;
}

.archive-sidebar .heatmap-months,
.archive-sidebar .heatmap-grid {
  min-width: 670px;
}

.archive-list {
  gap: 0;
}

.archive-entry {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 18px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  padding: 22px 24px;
}

.archive-entry:last-child {
  border-bottom: 0;
}

.archive-entry time {
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
  font-weight: 700;
  padding-top: 3px;
}

.archive-entry h4 {
  color: var(--text);
  font-size: clamp(1.18rem, 2vw, 1.45rem);
  margin-bottom: 4px;
}

.archive-entry p {
  margin-top: 12px;
  max-width: 860px;
  color: var(--muted);
}

.archive-entry .solve-tags {
  margin-top: 10px;
}

.archive-entry .solve-tags span,
.tag-cloud span {
  border-color: rgba(168, 180, 195, 0.28);
  background: rgba(255, 255, 255, 0.03);
  color: #d8e7f6;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-cloud span {
  border: 1px solid rgba(168, 180, 195, 0.28);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 6px 9px;
}

.tag-cloud strong {
  color: var(--accent);
}

.activity-feed {
  gap: 8px;
}

.recent-link {
  display: grid;
  gap: 2px;
  border-left: 2px solid rgba(53, 212, 154, 0.55);
  color: var(--muted);
  font-size: 0.78rem;
  padding-left: 10px;
}

.recent-link strong {
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.3;
}

.solves-archive .solve-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

.solves-archive .solve-search {
  width: 100%;
  max-width: none;
}

@media (max-width: 960px) {
  .archive-heading,
  .archive-layout,
  .archive-main-heading {
    grid-template-columns: 1fr;
  }

  .archive-count {
    border-left: 0;
    border-top: 2px solid var(--accent);
    padding: 14px 0 0;
  }
}

@media (max-width: 620px) {
  .solves-archive {
    width: min(100% - 24px, 1180px);
  }

  .solves-archive .solve-controls {
    grid-template-columns: 1fr;
  }

  .archive-entry {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 18px;
  }

  .archive-main-heading,
  .archive-panel {
    padding: 18px;
  }
}
.solves-hero {
  padding: 70px 0 34px;
}

.solves-hero h1 {
  max-width: 980px;
  font-size: clamp(2.55rem, 5vw, 4.65rem);
}

.solves-hero p:not(.eyebrow) {
  max-width: 860px;
}
.archive-map {
  margin: 0 0 24px;
  overflow: hidden;
}

.archive-map .heatmap-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.archive-map .heatmap-scroll {
  overflow-x: auto;
  width: 100%;
}

.archive-map .heatmap-months,
.archive-map .heatmap-grid {
  width: 100%;
  min-width: 760px;
}

.archive-map .heatmap-months {
  grid-template-columns: repeat(53, minmax(0, 1fr));
}

.archive-map .heatmap-grid {
  grid-template-rows: repeat(7, 13px);
  grid-auto-columns: minmax(0, 1fr);
}

.archive-map .heatmap-cell {
  width: 100%;
  height: 13px;
}

.archive-layout {
  grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
}

.archive-sidebar,
.archive-main,
.archive-entry-body,
.archive-main-heading > div {
  min-width: 0;
}

.archive-sidebar .archive-panel {
  overflow: hidden;
}

.archive-main-heading {
  grid-template-columns: minmax(0, 1fr) minmax(160px, 220px);
}

.archive-entry {
  grid-template-columns: 110px minmax(0, 1fr);
}

.archive-entry .solve-topline {
  align-items: flex-start;
}

.archive-entry p,
.archive-entry h4,
.latest-line strong,
.recent-link strong {
  overflow-wrap: anywhere;
}

.tag-cloud {
  max-width: 100%;
  overflow: hidden;
}

.tag-cloud span {
  max-width: 100%;
}

@media (max-width: 960px) {
  .archive-layout,
  .archive-main-heading {
    grid-template-columns: 1fr;
  }

  .archive-map .heatmap-months,
  .archive-map .heatmap-grid {
    min-width: 680px;
  }
}
.archive-dashboard {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 0 0 22px;
}

.archive-dashboard article {
  min-height: 118px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(18, 26, 36, 0.82), rgba(11, 17, 24, 0.76));
  padding: 18px;
}

.archive-dashboard span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.archive-dashboard strong {
  display: block;
  margin-top: 12px;
  color: var(--text);
  font-family: "Space Grotesk", Manrope, sans-serif;
  font-size: clamp(2rem, 4vw, 3.05rem);
  line-height: 0.95;
}

.archive-pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding: 18px 22px;
}

.archive-pagination:empty {
  display: none;
}

.archive-pagination button {
  min-width: 38px;
  min-height: 36px;
  border: 1px solid rgba(168, 180, 195, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  padding: 8px 11px;
}

.archive-pagination button:hover:not(:disabled),
.archive-pagination button.is-active {
  border-color: rgba(53, 212, 154, 0.48);
  background: var(--accent-soft);
  color: var(--accent);
}

.archive-pagination button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

@media (max-width: 820px) {
  .archive-dashboard {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .archive-dashboard {
    grid-template-columns: 1fr;
  }
}

.archive-dashboard strong.is-counting {
  text-shadow: 0 0 18px rgba(53, 212, 154, 0.18);
  will-change: contents, transform, opacity;
}

.heatmap-cell:not(.is-empty) {
  cursor: crosshair;
  transition: border-color 160ms ease, filter 160ms ease, transform 160ms ease;
}

.heatmap-cell:not(.is-empty):hover {
  border-color: rgba(255, 255, 255, 0.32);
  filter: brightness(1.22);
  transform: scale(1.18);
}

.heatmap-tooltip {
  position: fixed;
  z-index: 40;
  pointer-events: none;
  border: 1px solid rgba(168, 180, 195, 0.28);
  border-radius: 8px;
  background: rgba(7, 12, 18, 0.94);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.36);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 800;
  opacity: 0;
  padding: 8px 10px;
  transform: translateY(4px) scale(0.98);
  transition: opacity 140ms ease, transform 140ms ease;
  white-space: nowrap;
}

.heatmap-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* UI UX Pro Max polish pass */
:root {
  --bg: #05070a;
  --bg-soft: #0b1016;
  --panel: #101820;
  --panel-strong: #16222d;
  --text: #f4f8fb;
  --muted: #b7c2cf;
  --line: rgba(149, 173, 197, 0.2);
  --accent: #35d49a;
  --accent-2: #5bb7ff;
  --accent-3: #f2c14e;
  --accent-soft: rgba(53, 212, 154, 0.13);
  --surface-glass: rgba(13, 19, 27, 0.78);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

body {
  overflow-x: hidden;
  background:
    linear-gradient(rgba(149, 173, 197, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(149, 173, 197, 0.028) 1px, transparent 1px),
    linear-gradient(180deg, #05070a 0%, #0b1016 48%, #05070a 100%);
  background-size: 42px 42px, 42px 42px, auto;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(180deg, rgba(53, 212, 154, 0.08), transparent 34%),
    linear-gradient(90deg, rgba(91, 183, 255, 0.055), transparent 42%, rgba(242, 193, 78, 0.045));
  mask-image: linear-gradient(180deg, black 0%, transparent 74%);
}

.skip-link {
  position: fixed;
  left: 18px;
  top: 14px;
  z-index: 100;
  border: 1px solid rgba(53, 212, 154, 0.45);
  border-radius: 999px;
  background: #07100c;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 900;
  opacity: 0;
  padding: 10px 14px;
  pointer-events: none;
  transform: translateY(-14px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.skip-link:focus-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 4px;
}

.site-header {
  width: min(1180px, calc(100% - 32px));
  margin-top: 12px;
  border: 1px solid rgba(149, 173, 197, 0.18);
  border-radius: 999px;
  background: rgba(5, 8, 12, 0.72);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
  padding: 10px 14px 10px 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand::before {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(53, 212, 154, 0.12);
  content: "";
}

.site-nav a,
.button,
.social-links a,
.link-card,
.solve-filter button,
.archive-pagination button {
  cursor: pointer;
}

.site-nav a {
  min-height: 40px;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  border-color: rgba(53, 212, 154, 0.28);
  background: rgba(53, 212, 154, 0.1);
  color: var(--text);
}

.hero {
  width: min(1180px, calc(100% - 48px));
  min-height: calc(100dvh - 92px);
  padding-top: 72px;
}

h1 {
  text-wrap: balance;
}

.hero-content > p:not(.eyebrow),
.page-hero p:not(.eyebrow),
.section-heading p {
  max-width: 68ch;
}

.hero-copy {
  color: #dce7f2;
  font-size: clamp(1.08rem, 1.7vw, 1.22rem);
}

.button,
.solve-filter button,
.archive-pagination button {
  touch-action: manipulation;
}

.button.primary {
  box-shadow: 0 12px 32px rgba(53, 212, 154, 0.24);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.035);
}

.button:hover,
.button:focus-visible,
.link-card:hover,
.link-card:focus-visible {
  transform: translateY(-4px);
}

.terminal-panel,
.project-card,
.process-step,
.archive-panel,
.archive-dashboard article,
.metric-card,
.activity-panel,
.activity-item,
.solve-entry {
  border-color: rgba(149, 173, 197, 0.2);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 42%),
    var(--surface-glass);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.24);
}

.terminal-panel {
  position: relative;
}

.terminal-panel::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background: repeating-linear-gradient(180deg, transparent 0 9px, rgba(53, 212, 154, 0.035) 10px);
  opacity: 0.5;
}

.terminal-body,
.archive-entry time,
.solve-meta {
  font-variant-numeric: tabular-nums;
}

.project-card,
.process-step,
.archive-dashboard article {
  position: relative;
  isolation: isolate;
  transition: border-color 220ms var(--ease-out), transform 220ms var(--ease-out), box-shadow 220ms var(--ease-out), background 220ms var(--ease-out);
}

.project-card::before,
.process-step::before,
.archive-dashboard article::before {
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), transparent);
  content: "";
  opacity: 0.54;
}

.project-card:hover,
.process-step:hover,
.archive-dashboard article:hover {
  border-color: rgba(53, 212, 154, 0.42);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  transform: translateY(-3px);
}

.status,
.writeup-badge,
.solve-tags span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
}

.solve-search {
  min-height: 52px;
  box-shadow: inset 0 0 0 1px rgba(149, 173, 197, 0.02);
}

.archive-dashboard strong,
.archive-count span {
  font-variant-numeric: tabular-nums;
}

.heatmap-cell:not(.is-empty):focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

[data-reveal-ready="true"] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 480ms var(--ease-out) var(--reveal-delay, 0ms), transform 480ms var(--ease-out) var(--reveal-delay, 0ms);
}

[data-reveal-ready="true"].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .site-header {
    border-radius: 18px;
  }

  .site-nav {
    top: 58px;
    border-color: rgba(149, 173, 197, 0.22);
  }

  .nav-toggle {
    min-width: 44px;
    min-height: 44px;
    cursor: pointer;
  }

  .hero {
    width: min(100% - 28px, 1180px);
    padding-top: 54px;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: clamp(2.55rem, 11.5vw, 3.45rem);
  }

  .hero-actions,
  .social-links {
    width: 100%;
  }

  .button,
  .hero-actions a {
    width: 100%;
  }

  .archive-dashboard article {
    min-height: 104px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal-ready="true"] {
    opacity: 1;
    transform: none;
  }
}

/* Total portfolio redesign pass */
:root {
  --bg: #020617;
  --bg-soft: #07111d;
  --panel: #0c1622;
  --panel-strong: #111f2e;
  --text: #f8fafc;
  --muted: #a9b8ca;
  --line: rgba(148, 163, 184, 0.22);
  --accent: #22c55e;
  --accent-2: #38bdf8;
  --accent-3: #f59e0b;
  --accent-soft: rgba(34, 197, 94, 0.14);
  --surface-glass: rgba(7, 17, 29, 0.78);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --max-page: 1200px;
}

body {
  background:
    radial-gradient(circle at 12% 4%, rgba(34, 197, 94, 0.13), transparent 26rem),
    radial-gradient(circle at 88% 8%, rgba(56, 189, 248, 0.1), transparent 24rem),
    linear-gradient(rgba(148, 163, 184, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.03) 1px, transparent 1px),
    #020617;
  background-size: auto, auto, 44px 44px, 44px 44px, auto;
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, transparent 0%, rgba(2, 6, 23, 0.86) 74%);
}

.site-header,
.studio-hero,
.archive-hero,
.section,
.site-footer,
.split-hero {
  width: min(var(--max-page), calc(100% - 40px));
}

.site-header {
  top: 12px;
  min-height: 64px;
  border-radius: 999px;
}

main {
  padding-top: 34px;
}

.studio-hero,
.archive-hero,
.split-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  gap: 28px;
  align-items: stretch;
  min-height: calc(100dvh - 132px);
  margin: 0 auto;
  padding: 44px 0 60px;
}

.hero-copy-block,
.hero-console,
.archive-hero > div,
.archive-count,
.split-hero > div,
.split-hero > p,
.bento-card,
.board-card,
.archive-side-note,
.archive-toolbar,
.solves-workspace {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), transparent 42%),
    rgba(7, 17, 29, 0.76);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.32);
}

.hero-copy-block,
.hero-console,
.archive-hero > div,
.split-hero > div,
.split-hero > p {
  padding: clamp(24px, 4vw, 42px);
}

.hero-copy-block,
.archive-hero > div,
.split-hero > div {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 560px;
}

.studio-hero h1,
.archive-hero h1,
.split-hero h1 {
  max-width: 820px;
  font-size: clamp(3.2rem, 7vw, 6.7rem);
  line-height: 0.95;
}

.studio-hero .hero-copy,
.archive-hero p:not(.eyebrow),
.split-hero > p {
  color: #d7e2ef;
  font-size: clamp(1rem, 1.5vw, 1.2rem);
}

.hero-console {
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 18px;
  min-height: 560px;
}

.console-bar,
.console-grid div,
.archive-side-note {
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: var(--radius-md);
  background: rgba(2, 6, 23, 0.48);
}

.console-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.console-bar strong {
  color: var(--accent);
}

.console-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.console-grid div {
  min-height: 104px;
  padding: 16px;
}

.console-grid span,
.archive-dashboard span,
.archive-count strong {
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.console-grid strong {
  display: block;
  margin-top: 12px;
  color: var(--text);
  font-size: 1.2rem;
}

.mini-terminal {
  align-self: end;
  max-width: none;
}

.bento-overview,
.page-board,
.solves-workspace {
  padding-top: 34px;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: minmax(210px, auto);
  gap: 16px;
}

.bento-card,
.board-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
  padding: 24px;
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out), box-shadow 220ms var(--ease-out);
}

.bento-card::after,
.board-card::after,
.hero-copy-block::after,
.hero-console::after,
.archive-side-note::after {
  position: absolute;
  inset: auto 18px 18px auto;
  width: 52px;
  height: 52px;
  border-right: 1px solid rgba(34, 197, 94, 0.42);
  border-bottom: 1px solid rgba(34, 197, 94, 0.42);
  content: "";
  opacity: 0.48;
}

.bento-card:hover,
.bento-card:focus-visible,
.board-card:hover {
  border-color: rgba(34, 197, 94, 0.46);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.44);
  transform: translateY(-5px);
}

.bento-card.tall {
  grid-column: span 2;
  grid-row: span 2;
}

.bento-card.wide {
  grid-column: span 2;
}

.accent-card {
  background:
    linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(56, 189, 248, 0.08)),
    rgba(7, 17, 29, 0.84);
}

.bento-card h3,
.board-card h2,
.board-card h3 {
  max-width: 12ch;
  font-size: clamp(1.55rem, 2.3vw, 2.55rem);
}

.bento-card p,
.board-card p,
.archive-side-note p {
  color: var(--muted);
}

.archive-hero {
  grid-template-columns: minmax(0, 1fr) minmax(220px, 310px);
  min-height: auto;
  padding-bottom: 26px;
}

.archive-hero > div {
  min-height: 360px;
}

.archive-count {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 360px;
  padding: 28px;
}

.archive-count span {
  font-size: clamp(4rem, 9vw, 7rem);
}

.solves-workspace {
  width: min(var(--max-page), calc(100% - 40px));
  padding: 22px;
}

.archive-dashboard {
  margin-bottom: 18px;
}

.archive-dashboard article {
  min-height: 138px;
  border-radius: var(--radius-md);
}

.archive-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 20px;
  align-items: end;
  margin-bottom: 18px;
  padding: 22px;
}

.archive-toolbar h2 {
  margin-bottom: 0;
  font-size: clamp(1.8rem, 3vw, 3.2rem);
}

.archive-controls {
  margin: 0;
}

.archive-grid-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 300px);
  gap: 18px;
  margin-bottom: 18px;
}

.archive-map {
  margin: 0;
}

.archive-side-note {
  position: relative;
  min-height: 100%;
  padding: 22px;
}

.archive-main {
  border-radius: var(--radius-lg);
}

.archive-entry {
  grid-template-columns: 128px minmax(0, 1fr);
  padding: 26px;
}

.split-hero {
  min-height: auto;
  padding-bottom: 24px;
}

.split-hero > div,
.split-hero > p {
  min-height: 360px;
}

.split-hero > p {
  align-self: stretch;
  display: flex;
  align-items: flex-end;
  margin: 0;
}

.page-board {
  display: grid;
  grid-template-columns: 1.25fr 0.875fr 0.875fr;
  gap: 16px;
}

.board-card {
  min-height: 360px;
}

.primary-card {
  min-height: 460px;
}

.primary-card h2 {
  max-width: 10ch;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
}

@media (max-width: 980px) {
  .studio-hero,
  .archive-hero,
  .split-hero,
  .archive-toolbar,
  .archive-grid-layout,
  .page-board {
    grid-template-columns: 1fr;
  }

  .hero-copy-block,
  .hero-console,
  .archive-hero > div,
  .archive-count,
  .split-hero > div,
  .split-hero > p {
    min-height: auto;
  }

  .bento-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .site-header,
  .studio-hero,
  .archive-hero,
  .section,
  .site-footer,
  .split-hero,
  .solves-workspace {
    width: min(100% - 24px, var(--max-page));
  }

  main {
    padding-top: 18px;
  }

  .studio-hero h1,
  .archive-hero h1,
  .split-hero h1 {
    font-size: clamp(2.65rem, 13vw, 4rem);
  }

  .bento-grid,
  .archive-dashboard,
  .console-grid {
    grid-template-columns: 1fr;
  }

  .bento-card.tall,
  .bento-card.wide {
    grid-column: span 1;
    grid-row: span 1;
  }

  .archive-entry {
    grid-template-columns: 1fr;
    padding: 20px;
  }
}

/* Rulebreaker Lab pass */
:root {
  --bg: #030303;
  --bg-soft: #080b0a;
  --panel: #0c100e;
  --panel-strong: #121814;
  --text: #f5f5ef;
  --muted: #aab4aa;
  --line: rgba(181, 196, 181, 0.22);
  --accent: #5cff89;
  --accent-2: #46d9ff;
  --accent-3: #ffbf47;
  --accent-soft: rgba(92, 255, 137, 0.12);
  --surface-glass: rgba(8, 11, 10, 0.86);
  --cut: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

body {
  background:
    linear-gradient(rgba(92, 255, 137, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92, 255, 137, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 8% 14%, rgba(92, 255, 137, 0.12), transparent 28rem),
    radial-gradient(circle at 90% 8%, rgba(70, 217, 255, 0.09), transparent 24rem),
    #030303;
  background-size: 38px 38px, 38px 38px, auto, auto, auto;
}

body::before {
  background:
    repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 5px),
    linear-gradient(90deg, rgba(92, 255, 137, 0.08), transparent 34%, rgba(255, 191, 71, 0.06));
  opacity: 0.72;
  mask-image: none;
}

.site-header {
  border-radius: 0;
  clip-path: var(--cut);
  background: rgba(3, 3, 3, 0.82);
}

.site-nav a {
  border-radius: 0;
  font-family: "JetBrains Mono", monospace;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  border-color: rgba(92, 255, 137, 0.44);
  background: rgba(92, 255, 137, 0.12);
}

.button,
.status,
.writeup-badge,
.solve-tags span,
.archive-pagination button,
.solve-filter button {
  border-radius: 0;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.rule-hero,
.rule-split,
.rule-archive-hero {
  width: min(var(--max-page), calc(100% - 40px));
  margin: 0 auto;
}

.rule-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 20px;
  align-items: stretch;
  min-height: calc(100dvh - 132px);
  padding: 42px 0 56px;
}

.torn-panel,
.lab-slip,
.rule-card,
.case-file,
.build-file {
  position: relative;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 48%),
    rgba(8, 11, 10, 0.88);
  box-shadow: 12px 12px 0 rgba(92, 255, 137, 0.045), 0 28px 90px rgba(0, 0, 0, 0.34);
  clip-path: var(--cut);
}

.torn-panel::before,
.rule-card::before,
.case-file::before,
.build-file::before,
.lab-slip::before {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 42px;
  height: 18px;
  border-top: 1px solid rgba(92, 255, 137, 0.42);
  border-right: 1px solid rgba(92, 255, 137, 0.42);
  content: "";
  opacity: 0.78;
}

.rule-hero-main {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 610px;
  padding: clamp(24px, 5vw, 56px);
}

.rule-hero-main h1,
.rule-archive-hero h1,
.rule-split h1 {
  max-width: 900px;
  font-size: clamp(3.4rem, 8.3vw, 8rem);
  line-height: 0.9;
  text-transform: uppercase;
}

.rule-hero-stack {
  display: grid;
  align-content: stretch;
  gap: 16px;
}

.lab-slip {
  min-height: 190px;
  padding: 22px;
}

.lab-slip span,
.case-file span,
.build-file span,
.card-index {
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.lab-slip strong {
  display: block;
  margin: 20px 0 10px;
  color: var(--text);
  font-family: "Space Grotesk", Manrope, sans-serif;
  font-size: clamp(1.45rem, 2.2vw, 2rem);
}

.slip-hot {
  background:
    linear-gradient(135deg, rgba(92, 255, 137, 0.18), transparent 58%),
    rgba(8, 11, 10, 0.88);
}

.slip-tilt {
  transform: rotate(-1.2deg);
}

.lab-desk,
.case-board,
.build-shelf {
  width: min(var(--max-page), calc(100% - 40px));
}

.desk-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.2fr);
  margin-bottom: 18px;
}

.rule-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-auto-rows: minmax(190px, auto);
  gap: 16px;
}

.rule-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 250px;
  padding: 24px;
  color: inherit;
  transition: transform 180ms var(--ease-out), border-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out);
}

.rule-card:hover,
.rule-card:focus-visible,
.case-file:hover,
.build-file:hover {
  border-color: rgba(92, 255, 137, 0.58);
  box-shadow: 16px 16px 0 rgba(92, 255, 137, 0.075), 0 30px 100px rgba(0, 0, 0, 0.46);
  transform: translate(-2px, -5px) rotate(-0.35deg);
}

.rule-card-large {
  grid-column: span 3;
  grid-row: span 2;
}

.rule-card-tall {
  grid-column: span 2;
  grid-row: span 2;
}

.rule-card:not(.rule-card-large):not(.rule-card-tall) {
  grid-column: span 3;
}

.note-card {
  background:
    linear-gradient(145deg, rgba(255, 191, 71, 0.16), transparent 58%),
    rgba(8, 11, 10, 0.9);
}

.rule-card h3,
.case-file h2,
.case-file h3,
.build-file h2,
.build-file h3 {
  max-width: 12ch;
  font-size: clamp(1.55rem, 2.8vw, 3.1rem);
}

.rule-archive-hero,
.rule-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.36fr);
  gap: 18px;
  padding: 42px 0 24px;
}

.rule-archive-hero > div,
.rule-split > div,
.rule-split > p {
  min-height: 360px;
  padding: clamp(24px, 4vw, 42px);
}

.rule-split > p {
  display: flex;
  align-items: flex-end;
  margin: 0;
  color: #d6ddd6;
  font-size: 1.1rem;
}

.rule-workspace {
  border-radius: 0;
  clip-path: var(--cut);
  background: rgba(3, 3, 3, 0.52);
}

.rule-workspace .archive-dashboard article,
.rule-workspace .archive-panel,
.rule-workspace .archive-toolbar,
.rule-workspace .archive-main {
  border-radius: 0;
  clip-path: var(--cut);
}

.archive-side-note {
  min-height: 260px;
}

.case-board,
.build-shelf {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 0.85fr;
  gap: 16px;
}

.case-file,
.build-file {
  min-height: 360px;
  padding: 24px;
}

.case-file-large,
.build-file-hot {
  min-height: 460px;
  background:
    linear-gradient(135deg, rgba(92, 255, 137, 0.16), transparent 58%),
    rgba(8, 11, 10, 0.9);
}

.case-file-wide {
  grid-column: 1 / -1;
  min-height: 240px;
}

.build-file-hot {
  grid-row: span 2;
}

@media (max-width: 980px) {
  .rule-hero,
  .rule-archive-hero,
  .rule-split,
  .case-board,
  .build-shelf,
  .archive-grid-layout {
    grid-template-columns: 1fr;
  }

  .rule-hero-main,
  .rule-archive-hero > div,
  .rule-split > div,
  .rule-split > p {
    min-height: auto;
  }

  .rule-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .rule-card,
  .rule-card-large,
  .rule-card-tall,
  .rule-card:not(.rule-card-large):not(.rule-card-tall) {
    grid-column: span 1;
    grid-row: span 1;
  }
}

@media (max-width: 620px) {
  .rule-hero,
  .rule-archive-hero,
  .rule-split,
  .lab-desk,
  .case-board,
  .build-shelf {
    width: min(100% - 24px, var(--max-page));
  }

  .rule-hero-main h1,
  .rule-archive-hero h1,
  .rule-split h1 {
    font-size: clamp(2.7rem, 14vw, 4.2rem);
  }

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

  .slip-tilt {
    transform: none;
  }
}

/* Rulebreaker typography correction */
:root {
  --font-body: "Inter", Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Bricolage Grotesque", "Space Grotesk", Manrope, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

body {
  font-family: var(--font-body);
}

h1,
h2,
h3,
.brand,
.button,
.status {
  font-family: var(--font-display);
}

.eyebrow,
.category,
.site-nav a,
.console-bar,
.console-grid span,
.archive-dashboard span,
.archive-count strong,
.lab-slip span,
.case-file span,
.build-file span,
.card-index,
.terminal-body,
.archive-entry time,
.solve-meta {
  font-family: var(--font-mono);
}

.rule-hero-main h1,
.rule-archive-hero h1,
.rule-split h1,
.studio-hero h1,
.archive-hero h1,
.split-hero h1 {
  max-width: 11ch;
  font-family: var(--font-display);
  font-size: clamp(3rem, 7.2vw, 7rem);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 0.94;
  overflow-wrap: anywhere;
  text-transform: none;
}

.rule-card h3,
.case-file h2,
.case-file h3,
.build-file h2,
.build-file h3,
.lab-slip strong,
.bento-card h3,
.board-card h2,
.board-card h3 {
  font-family: var(--font-display);
  letter-spacing: 0;
  text-transform: none;
}

.torn-panel,
.lab-slip,
.rule-card,
.case-file,
.build-file,
.archive-count,
.archive-toolbar,
.archive-panel,
.archive-dashboard article {
  min-width: 0;
  overflow-wrap: anywhere;
}

.heatmap-scroll {
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.archive-map .heatmap-months,
.archive-map .heatmap-grid {
  width: max-content;
}

@media (max-width: 620px) {
  .rule-hero-main h1,
  .rule-archive-hero h1,
  .rule-split h1,
  .studio-hero h1,
  .archive-hero h1,
  .split-hero h1 {
    max-width: 9ch;
    font-size: clamp(2.35rem, 11vw, 3.45rem);
    line-height: 0.98;
  }

  .torn-panel,
  .lab-slip,
  .rule-card,
  .case-file,
  .build-file {
    box-shadow: 8px 8px 0 rgba(92, 255, 137, 0.04), 0 20px 60px rgba(0, 0, 0, 0.34);
  }
}

/* Rulebreaker type scale refinement */
.rule-hero-main h1,
.rule-archive-hero h1,
.rule-split h1,
.studio-hero h1,
.archive-hero h1,
.split-hero h1 {
  max-width: 13ch;
  font-size: clamp(2.95rem, 6.2vw, 6rem);
  line-height: 0.98;
  overflow-wrap: break-word;
  word-break: normal;
}

@media (max-width: 620px) {
  .rule-hero-main h1,
  .rule-archive-hero h1,
  .rule-split h1,
  .studio-hero h1,
  .archive-hero h1,
  .split-hero h1 {
    max-width: 100%;
    font-size: clamp(2.28rem, 10.2vw, 3.15rem);
    line-height: 1;
  }
}

/* Simple showcase correction */
:root {
  --font-body: "Inter", Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Inter", Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

body,
h1,
h2,
h3,
.brand,
.button,
.status,
.rule-hero-main h1,
.rule-archive-hero h1,
.rule-split h1,
.studio-hero h1,
.archive-hero h1,
.split-hero h1 {
  font-family: var(--font-display);
}

.showcase-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 18px;
  width: min(var(--max-page), calc(100% - 40px));
  min-height: calc(100dvh - 130px);
  margin: 0 auto;
  padding: 42px 0 30px;
}

.showcase-primary {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 560px;
  padding: clamp(24px, 5vw, 52px);
}

.showcase-primary h1 {
  max-width: 11ch;
  margin-bottom: 22px;
  font-size: clamp(3.2rem, 7vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.showcase-primary p {
  max-width: 62ch;
  color: #d9e1dc;
  font-size: 1.08rem;
}

.showcase-stack {
  display: grid;
  grid-template-rows: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.showcase-tile,
.evidence-strip article,
.about-panel {
  position: relative;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 48%),
    rgba(8, 11, 10, 0.88);
  clip-path: var(--cut);
  color: inherit;
  padding: 24px;
}

.showcase-tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 170px;
  transition: border-color 180ms var(--ease-out), transform 180ms var(--ease-out), background 180ms var(--ease-out);
}

.showcase-tile:hover,
.showcase-tile:focus-visible {
  border-color: rgba(92, 255, 137, 0.58);
  background:
    linear-gradient(135deg, rgba(92, 255, 137, 0.11), transparent 56%),
    rgba(8, 11, 10, 0.92);
  transform: translateY(-4px);
}

.showcase-tile span,
.evidence-strip span {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.showcase-tile strong,
.evidence-strip strong {
  display: block;
  margin: 14px 0 10px;
  color: var(--text);
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.1;
}

.showcase-tile p,
.evidence-strip p,
.about-panel p {
  color: var(--muted);
}

.evidence-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding-top: 28px;
}

.about-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.7fr);
  gap: 28px;
  margin-bottom: 60px;
}

.about-panel h2 {
  max-width: 12ch;
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: 0;
}

@media (max-width: 980px) {
  .showcase-hero,
  .about-panel {
    grid-template-columns: 1fr;
  }

  .showcase-primary {
    min-height: auto;
  }

  .showcase-stack,
  .evidence-strip {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
}

@media (max-width: 620px) {
  .showcase-hero,
  .evidence-strip,
  .about-panel {
    width: min(100% - 24px, var(--max-page));
  }

  .showcase-primary h1 {
    max-width: 100%;
    font-size: clamp(2.65rem, 12vw, 4rem);
    line-height: 0.98;
  }
}
/* Activity map alignment fix */
.archive-map .heatmap-scroll {
  overflow-x: hidden;
  padding-bottom: 0;
}

.archive-map .heatmap-months,
.archive-map .heatmap-grid {
  --heatmap-columns: 53;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  grid-template-columns: repeat(var(--heatmap-columns), minmax(0, 1fr));
  column-gap: 5px;
}

.archive-map .heatmap-months {
  align-items: end;
  margin-bottom: 9px;
}

.archive-map .heatmap-months span {
  min-width: 0;
  overflow: visible;
  font-size: 0.72rem;
  line-height: 1;
}

.archive-map .heatmap-grid {
  grid-auto-flow: column;
  grid-template-rows: repeat(7, 13px);
  grid-auto-columns: minmax(0, 1fr);
  row-gap: 5px;
}

.archive-map .heatmap-cell {
  width: 100%;
  height: 13px;
  min-width: 0;
}

@media (max-width: 760px) {
  .archive-map .heatmap-scroll {
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .archive-map .heatmap-months,
  .archive-map .heatmap-grid {
    min-width: 680px;
  }
}
/* Recent showcase and GitHub-like heatmap labels */
.showcase-feature {
  min-height: 520px;
}

.showcase-kind {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 18px;
  border: 1px solid rgba(92, 255, 137, 0.36);
  padding: 8px 10px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.recent-stack {
  grid-template-rows: 1.12fr 0.94fr 0.94fr;
}

.recent-tile strong {
  max-width: 14ch;
}

.archive-map .heatmap-months {
  height: 14px;
  overflow: visible;
}

.archive-map .heatmap-months span {
  display: block;
  min-width: max-content;
  white-space: nowrap;
  overflow: visible;
  text-align: left;
  color: var(--muted);
}

.archive-map .heatmap-grid {
  align-items: stretch;
}
/* Full wallpaper landing hero */
body:has(.wallpaper-hero) .site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 20;
  width: min(var(--max-page), calc(100% - 40px));
  transform: translateX(-50%);
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(2, 6, 23, 0.28);
  backdrop-filter: blur(16px);
}

.wallpaper-hero {
  position: relative;
  display: grid;
  min-height: 100dvh;
  place-items: center;
  overflow: hidden;
  background-image:
    linear-gradient(180deg, rgba(2, 6, 23, 0.48), rgba(2, 6, 23, 0.18) 45%, rgba(2, 6, 23, 0.72)),
    linear-gradient(90deg, rgba(2, 6, 23, 0.28), transparent 34%, rgba(2, 6, 23, 0.18)),
    url("public/images/hero-wallpaper.jpg");
  background-position: center;
  background-size: cover;
}

.wallpaper-hero::after {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 48%, transparent 0 28%, rgba(2, 6, 23, 0.28) 62%, rgba(2, 6, 23, 0.76) 100%);
  content: "";
  pointer-events: none;
}

.wallpaper-hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, calc(100% - 36px));
  margin-top: 8vh;
  text-align: center;
  text-shadow: 0 4px 28px rgba(0, 0, 0, 0.62);
}

.wallpaper-hero-content .eyebrow {
  color: rgba(255, 255, 255, 0.82);
}

.wallpaper-hero h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(3.2rem, 8vw, 7.6rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.wallpaper-hero p:not(.eyebrow) {
  max-width: 42rem;
  margin: 18px auto 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  z-index: 2;
  width: 28px;
  height: 28px;
  border-right: 3px solid rgba(255, 255, 255, 0.86);
  border-bottom: 3px solid rgba(255, 255, 255, 0.86);
  transform: translateX(-50%) rotate(45deg);
  transition: transform 180ms var(--ease-out), opacity 180ms var(--ease-out);
}

.scroll-cue:hover,
.scroll-cue:focus-visible {
  opacity: 0.72;
  transform: translateX(-50%) translateY(4px) rotate(45deg);
}

.recent-showcase {
  min-height: auto;
  padding-top: 58px;
}

.showcase-primary h2 {
  max-width: 11ch;
  margin-bottom: 22px;
  color: var(--text);
  font-size: clamp(2.4rem, 5.6vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: 0;
}

@media (max-width: 760px) {
  body:has(.wallpaper-hero) .site-header {
    top: 12px;
    width: min(100% - 24px, var(--max-page));
  }

  .wallpaper-hero {
    background-position: center top;
  }

  .wallpaper-hero-content {
    margin-top: 12vh;
  }
}
/* Full-width hero nav and text motion */
body:has(.wallpaper-hero) .site-header {
  top: 0;
  left: 0;
  width: 100%;
  max-width: none;
  transform: none;
  border-right: 0;
  border-left: 0;
  border-top: 0;
  border-radius: 0;
  clip-path: none;
  padding: 18px clamp(18px, 4vw, 48px);
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.66), rgba(2, 6, 23, 0.24));
  box-shadow: none;
}

body:has(.wallpaper-hero) .brand,
body:has(.wallpaper-hero) .site-nav a {
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.65);
}

body:has(.wallpaper-hero) .site-nav a {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.035);
  color: rgba(255, 255, 255, 0.82);
}

body:has(.wallpaper-hero) .site-nav a:hover,
body:has(.wallpaper-hero) .site-nav a:focus-visible,
body:has(.wallpaper-hero) .site-nav a[aria-current="page"] {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.13);
  color: #fff;
}

.hero-text-motion {
  display: grid;
  width: fit-content;
  height: 1.55rem;
  margin: 14px auto 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(2, 6, 23, 0.28);
  padding: 0 14px;
  color: rgba(255, 255, 255, 0.9);
  font-family: var(--font-mono);
  font-size: clamp(0.78rem, 1.5vw, 0.92rem);
  font-weight: 800;
  line-height: 1.55rem;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
}

.hero-text-motion-track {
  animation: heroTextCycle 8.4s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

.hero-text-motion span {
  display: block;
  height: 1.55rem;
  white-space: nowrap;
}

.wallpaper-hero-content {
  animation: heroContentIn 760ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.wallpaper-hero::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.18), transparent);
  content: "";
  pointer-events: none;
  transform: translateX(-120%);
  animation: heroLightSweep 1200ms ease-out 260ms both;
}

@keyframes heroTextCycle {
  0%, 25% {
    transform: translateY(0);
  }
  36%, 61% {
    transform: translateY(-1.55rem);
  }
  72%, 92% {
    transform: translateY(-3.1rem);
  }
  100% {
    transform: translateY(0);
  }
}

@keyframes heroContentIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.985);
    filter: blur(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes heroLightSweep {
  from {
    opacity: 0;
    transform: translateX(-120%);
  }
  35% {
    opacity: 0.38;
  }
  to {
    opacity: 0;
    transform: translateX(120%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-text-motion-track,
  .wallpaper-hero-content,
  .wallpaper-hero::before {
    animation: none;
  }
}

@media (max-width: 760px) {
  body:has(.wallpaper-hero) .site-header {
    top: 0;
    width: 100%;
    padding: 14px 16px;
  }

  .hero-text-motion {
    max-width: min(100%, 19rem);
  }
}
/* Stronger downward scroll cue */
.scroll-cue {
  display: grid;
  width: auto;
  height: auto;
  min-width: 92px;
  place-items: center;
  gap: 10px;
  border: 0;
  color: rgba(255, 255, 255, 0.86);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
  transform: translateX(-50%);
}

.scroll-cue span {
  opacity: 0.82;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.72);
}

.scroll-cue i {
  position: relative;
  display: block;
  width: 2px;
  height: 46px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.scroll-cue i::before {
  position: absolute;
  top: -60%;
  left: 0;
  width: 100%;
  height: 60%;
  border-radius: inherit;
  background: #fff;
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.78);
  content: "";
  animation: scrollCueDrop 1.55s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

.scroll-cue::after {
  width: 13px;
  height: 13px;
  border-right: 2px solid rgba(255, 255, 255, 0.86);
  border-bottom: 2px solid rgba(255, 255, 255, 0.86);
  content: "";
  transform: rotate(45deg);
  animation: scrollCueBounce 1.55s ease-out infinite;
}

.scroll-cue:hover,
.scroll-cue:focus-visible {
  opacity: 0.82;
  transform: translateX(-50%) translateY(4px);
}

@keyframes scrollCueDrop {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  22% {
    opacity: 1;
  }
  100% {
    transform: translateY(170%);
    opacity: 0;
  }
}

@keyframes scrollCueBounce {
  0%, 100% {
    transform: translateY(0) rotate(45deg);
    opacity: 0.62;
  }
  45% {
    transform: translateY(7px) rotate(45deg);
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-cue i::before,
  .scroll-cue::after {
    animation: none;
  }
}
/* Scroll cue viewport fit */
.scroll-cue {
  bottom: 44px;
  gap: 7px;
}

.scroll-cue i {
  height: 34px;
}

.scroll-cue::after {
  width: 10px;
  height: 10px;
}

@media (max-width: 760px) {
  .scroll-cue {
    bottom: 38px;
  }
}
/* Blue wallpaper tone system */
:root {
  --bg: #020712;
  --bg-soft: #07111f;
  --panel: #081523;
  --panel-strong: #0d2033;
  --text: #f4f8ff;
  --muted: #a8bad1;
  --line: rgba(169, 202, 255, 0.24);
  --accent: #72d6ff;
  --accent-2: #9bbcff;
  --accent-3: #ffd166;
  --accent-soft: rgba(114, 214, 255, 0.14);
  --surface-glass: rgba(5, 14, 28, 0.86);
}

body {
  background:
    linear-gradient(rgba(114, 214, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(155, 188, 255, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 12% 8%, rgba(114, 214, 255, 0.13), transparent 30rem),
    radial-gradient(circle at 88% 4%, rgba(155, 188, 255, 0.12), transparent 28rem),
    #020712;
}

body::before {
  background:
    repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.022) 0 1px, transparent 1px 5px),
    linear-gradient(90deg, rgba(114, 214, 255, 0.06), transparent 34%, rgba(155, 188, 255, 0.055));
}

.brand::before {
  background: var(--accent);
  box-shadow: 0 0 22px rgba(114, 214, 255, 0.74);
}

.button.primary,
.solve-filter button.is-active,
.archive-pagination button.is-active {
  background: var(--accent);
  color: #06101e;
}

.button.secondary,
.showcase-kind,
.writeup-badge.has-writeup,
.solve-tags span,
.status {
  border-color: rgba(114, 214, 255, 0.42);
}

.showcase-tile:hover,
.showcase-tile:focus-visible,
.rule-card:hover,
.rule-card:focus-visible,
.case-file:hover,
.build-file:hover {
  border-color: rgba(114, 214, 255, 0.62);
  box-shadow: 16px 16px 0 rgba(114, 214, 255, 0.07), 0 30px 100px rgba(0, 0, 0, 0.46);
}

.heatmap-cell[data-level="1"],
.heatmap-legend i[data-level="1"] {
  background: rgba(114, 214, 255, 0.28);
}

.heatmap-cell[data-level="2"],
.heatmap-legend i[data-level="2"] {
  background: rgba(114, 214, 255, 0.48);
}

.heatmap-cell[data-level="3"],
.heatmap-legend i[data-level="3"] {
  background: rgba(114, 214, 255, 0.72);
}

body:has(.wallpaper-hero) .site-header {
  background: linear-gradient(180deg, rgba(4, 11, 24, 0.76), rgba(4, 11, 24, 0.26));
}

.wallpaper-hero {
  background-image:
    linear-gradient(180deg, rgba(2, 7, 18, 0.38), rgba(3, 13, 29, 0.12) 43%, rgba(2, 7, 18, 0.74)),
    linear-gradient(90deg, rgba(2, 7, 18, 0.26), transparent 36%, rgba(4, 16, 34, 0.2)),
    url("public/images/hero-wallpaper.jpg");
}

.wallpaper-hero::after {
  background: radial-gradient(circle at 50% 48%, transparent 0 30%, rgba(7, 20, 39, 0.2) 62%, rgba(2, 7, 18, 0.78) 100%);
}

/* Stronger below-the-fold CTA */
.scroll-cue {
  min-width: 188px;
  bottom: 66px;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(4, 13, 28, 0.36);
  padding: 10px 14px 12px;
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.32), 0 0 24px rgba(114, 214, 255, 0.12);
}

.scroll-cue span {
  opacity: 1;
  color: #fff;
}

.scroll-cue i {
  height: 28px;
  background: rgba(114, 214, 255, 0.24);
}

.scroll-cue i::before {
  background: var(--accent);
  box-shadow: 0 0 18px rgba(114, 214, 255, 0.9);
}

.scroll-cue::after {
  border-color: var(--accent);
}

.scroll-cue::before {
  position: absolute;
  inset: -7px;
  border: 1px solid rgba(114, 214, 255, 0.16);
  content: "";
  opacity: 0;
  animation: scrollCueRing 1.9s ease-out infinite;
}

@keyframes scrollCueRing {
  0% {
    opacity: 0.7;
    transform: scale(0.96);
  }
  100% {
    opacity: 0;
    transform: scale(1.1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-cue::before {
    animation: none;
  }
}

@media (max-width: 760px) {
  .scroll-cue {
    min-width: min(82vw, 188px);
    bottom: 48px;
  }
}
/* Directed scroll trail and cleaner hero nav */
body:has(.wallpaper-hero) .site-header {
  justify-content: flex-end;
}

body:has(.wallpaper-hero) .brand {
  display: none;
}

.scroll-cue {
  min-width: 0;
  bottom: 72px;
  gap: 8px;
  border: 0;
  background: transparent;
  padding: 0;
  box-shadow: none;
  backdrop-filter: none;
}

.scroll-cue::before {
  display: none;
}

.scroll-cue span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.68rem;
}

.scroll-cue i {
  width: 1px;
  height: 86px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(114, 214, 255, 0.78), rgba(255, 255, 255, 0.08));
  box-shadow: 0 0 28px rgba(114, 214, 255, 0.35);
}

.scroll-cue i::before {
  height: 34%;
  animation-duration: 1.35s;
}

.scroll-cue::after {
  width: 12px;
  height: 12px;
  border-right-width: 2px;
  border-bottom-width: 2px;
}

.scroll-cue:hover,
.scroll-cue:focus-visible {
  transform: translateX(-50%) translateY(3px);
}

.wallpaper-hero-content::after {
  display: block;
  width: 1px;
  height: clamp(44px, 9vh, 92px);
  margin: 28px auto 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(114, 214, 255, 0.58), rgba(255, 255, 255, 0));
  box-shadow: 0 0 26px rgba(114, 214, 255, 0.34);
  content: "";
  animation: heroGuidePulse 1.55s ease-in-out infinite;
}

@keyframes heroGuidePulse {
  0%, 100% {
    opacity: 0.34;
    transform: scaleY(0.72);
  }
  50% {
    opacity: 0.92;
    transform: scaleY(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .wallpaper-hero-content::after {
    animation: none;
  }
}

@media (max-width: 760px) {
  body:has(.wallpaper-hero) .site-header {
    justify-content: space-between;
  }

  body:has(.wallpaper-hero) .brand {
    display: none;
  }

  .scroll-cue {
    bottom: 58px;
  }

  .scroll-cue i {
    height: 62px;
  }
}
/* Compact full-width hero nav */
body:has(.wallpaper-hero) .site-header {
  padding: 6px clamp(14px, 3vw, 34px);
  background: linear-gradient(180deg, rgba(4, 11, 24, 0.54), rgba(4, 11, 24, 0.12));
  backdrop-filter: blur(10px);
}

body:has(.wallpaper-hero) .site-nav {
  gap: 8px;
}

body:has(.wallpaper-hero) .site-nav a {
  min-height: 30px;
  padding: 6px 10px;
  font-size: 0.68rem;
}

@media (max-width: 760px) {
  body:has(.wallpaper-hero) .site-header {
    padding: 8px 12px;
  }
}
/* Remove legacy header min-height on wallpaper hero */
body:has(.wallpaper-hero) .site-header {
  min-height: 0;
}
/* Delayed scroll nudge state */
.scroll-cue {
  opacity: 0.34;
  transition: opacity 220ms ease, transform 220ms ease, filter 220ms ease;
}

.wallpaper-hero-content::after {
  opacity: 0.28;
  transition: opacity 260ms ease, height 260ms ease, transform 260ms ease;
}

body.is-scroll-nudge .scroll-cue {
  opacity: 1;
  filter: drop-shadow(0 0 22px rgba(114, 214, 255, 0.38));
  animation: delayedScrollNudge 1.6s ease-in-out infinite;
}

body.is-scroll-nudge .scroll-cue i {
  height: 104px;
}

body.is-scroll-nudge .scroll-cue span {
  color: #fff;
}

body.is-scroll-nudge .wallpaper-hero-content::after {
  height: clamp(74px, 13vh, 126px);
  opacity: 0.9;
  transform: translateY(8px);
}

@keyframes delayedScrollNudge {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  body.is-scroll-nudge .scroll-cue {
    animation: none;
  }
}
/* Auto-scroll nudge refinement */
.scroll-cue span {
  font-size: 0.78rem;
}

.scroll-cue i {
  height: 48px;
}

body.is-scroll-nudge .scroll-cue i {
  height: 58px;
}

.scroll-cue::after {
  width: 9px;
  height: 9px;
}

body.is-scroll-nudge .wallpaper-hero-content::after {
  height: clamp(42px, 8vh, 78px);
}

@media (max-width: 760px) {
  .scroll-cue span {
    font-size: 0.74rem;
  }

  .scroll-cue i,
  body.is-scroll-nudge .scroll-cue i {
    height: 42px;
  }
}
/* Writeup article pages */
.writeup-body {
  background-color: #020712;
  background-image:
    linear-gradient(rgba(114, 214, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(155, 188, 255, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(2, 7, 18, 0.45), rgba(2, 7, 18, 0.72)),
    linear-gradient(90deg, rgba(2, 7, 18, 0.68), rgba(2, 7, 18, 0.28) 54%, rgba(2, 7, 18, 0.65)),
    url("public/images/hero-wallpaper.jpg");
  background-position: 0 0, 0 0, center, center, center 24%;
  background-repeat: repeat, repeat, no-repeat, no-repeat, no-repeat;
  background-size: 42px 42px, 42px 42px, cover, cover, cover;
  background-attachment: fixed;
}

.writeup-body .site-header,
.writeup-body .writeup-toc {
  backdrop-filter: blur(12px);
}

.writeup-page {
  padding: 34px 0 76px;
}

.writeup-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 860px);
  gap: clamp(22px, 4vw, 54px);
  align-items: start;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.writeup-layout {
  opacity: 1;
  transform: none;
}

.writeup-toc {
  position: sticky;
  top: 96px;
  border-left: 1px solid rgba(114, 214, 255, 0.34);
  padding: 10px 0 10px 18px;
  color: var(--muted);
  font-family: var(--font-mono);
}

.writeup-toc p {
  margin: 10px 0 16px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1.02rem;
  font-weight: 900;
}

.writeup-toc nav {
  display: grid;
  gap: 4px;
}

.writeup-toc a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
}

.writeup-toc a:hover,
.writeup-toc a:focus-visible {
  color: var(--accent);
}

.writeup-back {
  width: fit-content;
  border: 1px solid rgba(114, 214, 255, 0.3);
  padding: 6px 9px;
}

.writeup-article {
  min-width: 0;
}

.writeup-title-block {
  border-bottom: 1px solid var(--line);
  padding: 34px 0 28px;
}

.writeup-title-block h1 {
  max-width: 11ch;
  margin: 0 0 14px;
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 0.94;
  text-transform: uppercase;
}

.writeup-title-block > p:not(.eyebrow) {
  max-width: 68ch;
  color: var(--muted);
  font-size: 1.08rem;
}

.writeup-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.writeup-meta-row span {
  border: 1px solid rgba(114, 214, 255, 0.28);
  padding: 7px 10px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.writeup-section {
  scroll-margin-top: 110px;
  border-bottom: 1px solid var(--line);
  padding: clamp(28px, 4vw, 48px) 0;
}

.writeup-section h2 {
  margin-bottom: 14px;
  font-size: clamp(1.8rem, 3.2vw, 3rem);
  letter-spacing: 0;
}

.writeup-section p {
  max-width: 72ch;
  color: var(--muted);
  font-size: 1.01rem;
  line-height: 1.72;
}

.writeup-section code {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.95em;
}

.writeup-section a {
    color: #4f8cff;
    text-decoration: underline;
}

.writeup-section a:hover {
    text-decoration: none;
}

.writeup-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.writeup-facts li {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.026);
  padding: 14px;
}

.writeup-facts span,
.writeup-facts strong {
  display: block;
}

.writeup-facts span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.writeup-facts strong {
  margin-top: 8px;
  color: var(--text);
  font-size: 0.98rem;
}

.writeup-grid-images {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.85fr);
  gap: 14px;
  align-items: start;
  margin-top: 22px;
}

.writeup-grid-images--narrow {
  grid-template-columns: minmax(0, 1.35fr) minmax(220px, 0.65fr);
}

.writeup-figure {
  margin: 22px 0 0;
}

.writeup-grid-images .writeup-figure {
  margin-top: 0;
}

.writeup-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 820px;
  object-fit: contain;
  border: 1px solid rgba(169, 202, 255, 0.2);
  background: #fff;
}

.writeup-figure figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.writeup-flag {
  margin-top: 18px;
  border: 1px solid rgba(114, 214, 255, 0.32);
  background: linear-gradient(135deg, rgba(114, 214, 255, 0.11), rgba(8, 21, 35, 0.66));
  padding: clamp(22px, 4vw, 34px);
}

.writeup-flag > code {
  display: block;
  margin-top: 12px;
  overflow-x: auto;
  border: 1px solid rgba(114, 214, 255, 0.28);
  background: rgba(2, 7, 18, 0.62);
  padding: 16px;
  color: var(--text);
  font-size: clamp(0.92rem, 2vw, 1.12rem);
}

@media (max-width: 940px) {
  .writeup-layout {
    grid-template-columns: 1fr;
    width: min(100% - 28px, 860px);
  }

  .writeup-toc {
    position: static;
    border: 1px solid var(--line);
    padding: 14px;
  }

  .writeup-toc nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .writeup-toc a {
    min-height: 40px;
    border: 1px solid rgba(114, 214, 255, 0.22);
    padding: 0 10px;
  }

  .writeup-back {
    min-height: 40px;
  }
}

@media (max-width: 700px) {
  .writeup-body {
    background-attachment: scroll;
    background-position: 0 0, 0 0, center, center, 58% top;
  }

  .writeup-title-block h1 {
    font-size: clamp(2.45rem, 13vw, 4rem);
  }

  .writeup-grid-images,
  .writeup-grid-images--narrow,
  .writeup-facts {
    grid-template-columns: 1fr;
  }

  .writeup-section p {
    font-size: 1rem;
  }
}

@media (max-width: 420px) {
  .writeup-layout {
    width: min(100% - 22px, 860px);
  }

  .writeup-meta-row span,
  .writeup-toc a,
  .writeup-facts strong {
    overflow-wrap: anywhere;
  }
}

/* GaslightCTF series reader */
.gaslight-series-page .writeup-layout {
  grid-template-columns: 250px minmax(0, 860px);
}

.gaslight-series-nav {
  gap: 6px;
}

.gaslight-series-nav a {
  width: 100%;
  min-height: 44px;
  border-left: 2px solid transparent;
  padding: 4px 10px;
}

.gaslight-series-nav a[aria-current="page"] {
  border-left-color: var(--accent);
  background: rgba(114, 214, 255, 0.08);
  color: var(--text);
}

.gaslight-series-count {
  display: block;
  margin: -8px 0 14px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.gaslight-series-index {
  padding-top: 34px;
}

.gaslight-series-hero {
  border-bottom: 1px solid var(--line);
  padding: 34px 0 clamp(30px, 5vw, 54px);
}

.gaslight-series-logo {
  display: block;
  width: min(100%, 430px);
  height: auto;
  margin: 0 0 18px;
  filter: drop-shadow(0 16px 30px rgba(255, 106, 30, 0.2));
}

.gaslight-series-hero h1 {
  max-width: 12ch;
  margin: 0 0 18px;
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 0.92;
  text-transform: uppercase;
}

.gaslight-series-hero > p:not(.eyebrow) {
  max-width: 65ch;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.7;
}

.gaslight-series-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.gaslight-series-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: clamp(28px, 5vw, 52px) 0;
}

.gaslight-series-card {
  display: grid;
  min-height: 210px;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(15, 31, 50, 0.88), rgba(3, 11, 22, 0.94));
  padding: 22px;
  color: var(--text);
  text-decoration: none;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.gaslight-series-card:hover,
.gaslight-series-card:focus-visible {
  border-color: rgba(114, 214, 255, 0.66);
  background: linear-gradient(145deg, rgba(20, 43, 67, 0.94), rgba(3, 11, 22, 0.98));
  transform: translateY(-2px);
}

.gaslight-series-card span,
.gaslight-series-card strong {
  font-family: var(--font-mono);
  text-transform: uppercase;
}

.gaslight-series-card span {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.gaslight-series-card h2 {
  align-self: end;
  margin: 32px 0 10px;
  font-size: clamp(1.65rem, 4vw, 2.5rem);
}

.gaslight-series-card p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.6;
}

.gaslight-series-card strong {
  color: var(--text);
  font-size: 0.76rem;
}

.gaslight-reader-status {
  min-height: 220px;
  border-bottom: 1px solid var(--line);
  padding: 54px 0;
  color: var(--muted);
  font-family: var(--font-mono);
}

.gaslight-reader-status[hidden] {
  display: none;
}

.gaslight-reader-status::before {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(114, 214, 255, 0.75);
  content: "";
}

.gaslight-markdown {
  padding-bottom: 20px;
}

.gaslight-markdown .writeup-section {
  padding-top: clamp(24px, 4vw, 42px);
}

.gaslight-markdown p,
.gaslight-markdown blockquote {
  max-width: 72ch;
  color: var(--muted);
  font-size: 1.01rem;
  line-height: 1.72;
}

.gaslight-markdown blockquote {
  margin: 20px 0;
  border-left: 3px solid var(--accent);
  background: rgba(114, 214, 255, 0.055);
  padding: 14px 18px;
}

.gaslight-markdown pre {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid rgba(114, 214, 255, 0.26);
  background: rgba(0, 5, 13, 0.88);
  padding: 18px;
  color: #dcecff;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.65;
  tab-size: 4;
}

.gaslight-markdown pre code {
  color: #dce6f2;
}

.gaslight-markdown :not(pre) > code {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.94em;
}

.gaslight-markdown a {
  color: #72d6ff;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.gaslight-markdown img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 820px;
  object-fit: contain;
  border: 1px solid rgba(169, 202, 255, 0.2);
  background: #fff;
}

.gaslight-markdown figure {
  margin: 24px 0;
}

.gaslight-all-divider {
  border-top: 1px solid rgba(114, 214, 255, 0.34);
  padding-top: 42px;
}

.gaslight-all-divider h2 {
  margin-bottom: 0;
  font-size: clamp(2.2rem, 5vw, 4rem);
  text-transform: uppercase;
}

@media (max-width: 940px) {
  .gaslight-series-page .writeup-layout {
    grid-template-columns: 1fr;
  }

  .gaslight-series-nav {
    display: flex;
    overflow-x: auto;
    flex-wrap: nowrap !important;
    padding-bottom: 4px;
  }

  .gaslight-series-nav a {
    width: auto;
    flex: 0 0 auto;
    border: 1px solid rgba(114, 214, 255, 0.22);
  }
}

@media (max-width: 620px) {
  .gaslight-series-grid {
    grid-template-columns: 1fr;
  }

  .gaslight-series-card {
    min-height: 190px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gaslight-series-card {
    transition: none;
  }
}

/* Curated writeup library */
.writeup-library-body main {
  padding-top: 34px;
}

.writeup-library-hero,
.writeup-shelf-section,
.writeup-collection,
.library-activity-note {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.writeup-library-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: 18px;
  padding: 34px 0 24px;
}

.writeup-library-intro,
.writeup-library-manifest {
  min-height: 470px;
  padding: clamp(26px, 5vw, 56px);
  background:
    linear-gradient(180deg, rgba(114, 214, 255, 0.08), transparent 46%),
    rgba(2, 7, 18, 0.8);
  backdrop-filter: blur(18px);
}

.writeup-library-intro {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.writeup-library-intro h1 {
  max-width: 11ch;
  margin: 8px 0 22px;
  font-size: clamp(3.25rem, 7vw, 6.8rem);
  line-height: 0.92;
  text-transform: uppercase;
}

.writeup-library-intro > p:not(.eyebrow) {
  max-width: 65ch;
  color: #c7d7ea;
  font-size: 1.08rem;
  line-height: 1.72;
}

.writeup-library-manifest {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.writeup-library-manifest > div > strong,
.writeup-library-manifest > div > span {
  display: block;
}

.writeup-library-manifest > div > strong {
  color: var(--accent);
  font-size: clamp(4.5rem, 10vw, 8rem);
  line-height: 0.8;
  text-shadow: 0 0 34px rgba(114, 214, 255, 0.24);
}

.writeup-library-manifest > div > span {
  margin-top: 18px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.writeup-library-manifest dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

.writeup-library-manifest dl div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.writeup-library-manifest dt,
.writeup-library-manifest dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.writeup-library-manifest dt {
  color: var(--muted);
  text-transform: uppercase;
}

.writeup-library-manifest dd {
  color: var(--text);
  font-weight: 800;
  text-align: right;
}

.writeup-shelf-section {
  padding: 42px 0 50px;
}

.writeup-shelf-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
}

.writeup-shelf-heading h2 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  text-transform: uppercase;
}

.writeup-shelf-controls {
  display: flex;
  gap: 9px;
  padding-bottom: 5px;
}

.writeup-shelf-controls button {
  display: grid;
  width: 46px;
  min-height: 46px;
  place-items: center;
  border: 1px solid var(--line);
  background: rgba(5, 14, 28, 0.9);
  color: var(--text);
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease, opacity 180ms ease;
}

.writeup-shelf-controls button:hover,
.writeup-shelf-controls button:focus-visible {
  border-color: rgba(114, 214, 255, 0.68);
  background: rgba(114, 214, 255, 0.14);
  color: var(--accent);
}

.writeup-shelf-controls button:disabled {
  opacity: 0.32;
  cursor: default;
}

.writeup-shelf-controls svg {
  width: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.writeup-shelf {
  display: grid;
  grid-auto-columns: clamp(340px, 37vw, 448px);
  grid-auto-flow: column;
  gap: 16px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding: 5px 4px 24px;
  scroll-padding-inline: 4px;
  scroll-snap-type: inline mandatory;
  scrollbar-color: rgba(114, 214, 255, 0.42) rgba(255, 255, 255, 0.04);
  scrollbar-width: thin;
}

.writeup-shelf:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 6px;
}

.writeup-shelf-card {
  display: grid;
  grid-template-rows: 250px 1fr;
  min-width: 0;
  overflow: hidden;
  scroll-snap-align: start;
  color: var(--text);
  text-decoration: none;
  background: rgba(5, 14, 28, 0.94);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.writeup-shelf-card:hover,
.writeup-shelf-card:focus-visible {
  border-color: rgba(114, 214, 255, 0.68);
  box-shadow: 10px 10px 0 rgba(114, 214, 255, 0.07), 0 24px 70px rgba(0, 0, 0, 0.42);
  transform: translateY(-4px);
}

.writeup-shelf-card .writeup-card-media {
  min-height: 0;
}

.writeup-shelf-card:hover .writeup-card-media img,
.writeup-shelf-card:focus-visible .writeup-card-media img {
  filter: saturate(1.08) contrast(1.04);
  transform: scale(1.025);
}

.writeup-shelf-card:hover .writeup-card-media.is-logo img,
.writeup-shelf-card:focus-visible .writeup-card-media.is-logo img {
  filter: saturate(1.08) contrast(1.04);
  transform: translate(-50%, -50%) scale(1.035);
}

.writeup-shelf-copy {
  display: flex;
  min-height: 250px;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px;
}

.writeup-shelf-copy h3 {
  margin: 16px 0 10px;
  font-size: clamp(1.8rem, 3vw, 2.65rem);
  line-height: 0.98;
  text-transform: uppercase;
}

.writeup-shelf-copy > p {
  display: -webkit-box;
  flex: 1;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  color: var(--muted);
  line-height: 1.65;
}

.writeup-shelf-copy > strong {
  margin-top: 20px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.writeup-collection {
  border: 1px solid var(--line);
  background: rgba(2, 7, 18, 0.78);
  padding: clamp(24px, 4vw, 44px);
  backdrop-filter: blur(18px);
}

.writeup-collection-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr);
  gap: 30px;
  align-items: end;
  margin-bottom: 24px;
}

.writeup-collection-heading h2 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 5rem);
  text-transform: uppercase;
}

.writeup-collection-heading > p {
  color: var(--muted);
  line-height: 1.7;
}

.writeup-library-controls {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto;
  gap: 14px;
  align-items: center;
  margin-bottom: 18px;
  padding: 14px;
  background: rgba(5, 14, 28, 0.88);
}

.writeup-library-controls .solve-search {
  width: 100%;
  min-height: 46px;
}

.writeup-category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.writeup-category-filter button {
  min-height: 44px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  padding: 9px 14px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease;
}

.writeup-category-filter button:hover,
.writeup-category-filter button:focus-visible,
.writeup-category-filter button.is-active {
  border-color: rgba(114, 214, 255, 0.62);
  background: rgba(114, 214, 255, 0.14);
  color: var(--text);
}

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

.writeup-library-card {
  display: grid;
  grid-template-rows: auto 1fr;
  min-width: 0;
  overflow: hidden;
  color: var(--text);
  text-decoration: none;
  background: rgba(5, 14, 28, 0.92);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.writeup-library-card.is-featured {
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  grid-template-rows: none;
}

.writeup-library-card:hover,
.writeup-library-card:focus-visible {
  border-color: rgba(114, 214, 255, 0.68);
  box-shadow: 14px 14px 0 rgba(114, 214, 255, 0.07), 0 28px 90px rgba(0, 0, 0, 0.46);
  transform: translateY(-4px);
}

.writeup-card-media {
  position: relative;
  min-height: 230px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(rgba(114, 214, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(155, 188, 255, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 50% 46%, rgba(114, 214, 255, 0.16), transparent 52%),
    var(--panel);
  background-size: 28px 28px, 28px 28px, auto, auto;
}

.writeup-library-card.is-featured .writeup-card-media {
  min-height: 430px;
  border-right: 1px solid var(--line);
  border-bottom: 0;
}

.writeup-card-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(2, 7, 18, 0.72));
  content: "";
}

.writeup-card-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
  transition: transform 320ms ease, filter 320ms ease;
}

.writeup-card-media.is-mascot img,
.writeup-card-media.is-logo img {
  object-fit: contain;
  filter: drop-shadow(0 20px 34px rgba(0, 0, 0, 0.42));
}

.writeup-card-media.is-mascot img {
  padding: clamp(24px, 4vw, 48px);
}

.writeup-card-media.is-logo img {
  inset: 50% auto auto 50%;
  width: clamp(112px, 32%, 150px);
  height: auto;
  padding: 10px;
  border: 1px solid rgba(114, 214, 255, 0.34);
  background: #fff;
  box-shadow: 0 0 0 10px rgba(114, 214, 255, 0.055), 0 22px 44px rgba(0, 0, 0, 0.38);
  transform: translate(-50%, -50%);
}

.writeup-library-card:hover .writeup-card-media img,
.writeup-library-card:focus-visible .writeup-card-media img {
  filter: saturate(1.08) contrast(1.04);
  transform: scale(1.025);
}

.writeup-library-card:hover .writeup-card-media.is-logo img,
.writeup-library-card:focus-visible .writeup-card-media.is-logo img {
  filter: saturate(1.08) contrast(1.04);
  transform: translate(-50%, -50%) scale(1.035);
}

.writeup-card-mark {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
}

.writeup-card-mark::before,
.writeup-card-mark::after {
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(114, 214, 255, 0.22);
  border-radius: 50%;
  content: "";
}

.writeup-card-mark::before {
  width: min(72%, 300px);
  aspect-ratio: 1;
  box-shadow: 0 0 0 22px rgba(114, 214, 255, 0.025), 0 0 0 52px rgba(114, 214, 255, 0.018);
}

.writeup-card-mark::after {
  width: min(42%, 170px);
  aspect-ratio: 1;
  border-color: rgba(255, 209, 102, 0.32);
}

.writeup-card-mark span {
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 7rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.78;
  text-shadow: 0 0 34px rgba(114, 214, 255, 0.26);
}

.writeup-card-mark small {
  margin-top: 18px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.writeup-card-media > span {
  position: absolute;
  z-index: 1;
  right: 14px;
  bottom: 14px;
  border: 1px solid rgba(114, 214, 255, 0.48);
  background: rgba(2, 7, 18, 0.82);
  padding: 7px 9px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.writeup-card-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(20px, 3vw, 34px);
}

.writeup-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.writeup-card-copy h3 {
  margin: 18px 0 12px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.98;
  text-transform: uppercase;
}

.writeup-library-card:not(.is-featured) .writeup-card-copy h3 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.writeup-card-copy > p {
  flex: 1;
  color: var(--muted);
  line-height: 1.7;
}

.writeup-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 22px 0;
}

.writeup-card-tags span {
  border: 1px solid rgba(169, 202, 255, 0.22);
  padding: 5px 7px;
  color: #c7d7ea;
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.writeup-card-copy > strong {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.writeup-library-empty {
  grid-column: 1 / -1;
  padding: 42px;
  background: rgba(5, 14, 28, 0.9);
}

.library-activity-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr) auto;
  gap: 28px;
  align-items: center;
  border-top: 1px solid var(--line);
  padding: 48px 0 70px;
}

.library-activity-note h2 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.7rem);
  text-transform: uppercase;
}

.library-activity-note > p {
  color: var(--muted);
  line-height: 1.7;
}

.archive-side-note .button {
  margin-top: 18px;
}

@media (max-width: 900px) {
  .writeup-library-hero,
  .writeup-collection-heading,
  .writeup-library-controls,
  .library-activity-note {
    grid-template-columns: 1fr;
  }

  .writeup-library-intro,
  .writeup-library-manifest {
    min-height: auto;
  }

  .writeup-library-manifest {
    gap: 48px;
  }
}

@media (max-width: 700px) {
  .writeup-library-body main {
    padding-top: 18px;
  }

  .writeup-library-hero,
  .writeup-shelf-section,
  .writeup-collection,
  .library-activity-note {
    width: min(100% - 24px, 1180px);
  }

  .writeup-library-intro,
  .writeup-library-manifest {
    padding: 24px;
  }

  .writeup-library-intro h1 {
    font-size: clamp(2.25rem, 10.8vw, 3.2rem);
    line-height: 0.96;
  }

  .writeup-shelf-heading {
    align-items: center;
  }

  .writeup-shelf-heading h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .writeup-shelf-controls button {
    width: 44px;
    min-height: 44px;
  }

  .writeup-shelf {
    grid-auto-columns: min(82vw, 330px);
    gap: 12px;
    margin-right: -12px;
  }

  .writeup-shelf-card {
    grid-template-rows: 210px 1fr;
  }

  .writeup-shelf-copy {
    min-height: 260px;
    padding: 20px;
  }

  .writeup-card-grid,
  .writeup-library-card.is-featured {
    grid-template-columns: 1fr;
  }

  .writeup-library-card.is-featured {
    grid-column: auto;
    grid-template-rows: auto 1fr;
  }

  .writeup-library-card.is-featured .writeup-card-media {
    min-height: 250px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .writeup-category-filter {
    width: 100%;
  }

  .writeup-category-filter button {
    flex: 1 1 auto;
  }
}

/* Cinematic writeup hero */
.writeup-library-body main {
  padding-top: 0;
}

.writeup-library-hero {
  display: none;
}

.writeup-cinematic-hero {
  position: relative;
  display: flex;
  width: min(1180px, calc(100% - 40px));
  min-height: clamp(570px, 74vh, 790px);
  align-items: flex-end;
  isolation: isolate;
  overflow: hidden;
  margin-inline: auto;
  border-right: 1px solid rgba(114, 214, 255, 0.12);
  border-left: 1px solid rgba(114, 214, 255, 0.12);
  background:
    radial-gradient(circle at 72% 38%, rgba(114, 214, 255, 0.13), transparent 34%),
    linear-gradient(135deg, #071421, #020712 70%);
}

.writeup-cinematic-hero::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  opacity: 0.22;
  background:
    linear-gradient(rgba(114, 214, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(114, 214, 255, 0.06) 1px, transparent 1px);
  background-size: 42px 42px;
  content: "";
  mask-image: linear-gradient(90deg, transparent, #000 48%, #000);
}

.writeup-cinematic-media {
  position: absolute;
  z-index: -2;
  inset: 0 0 0 36%;
  overflow: hidden;
}

.writeup-cinematic-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: 72% 48%;
  filter: drop-shadow(0 34px 50px rgba(0, 0, 0, 0.58));
  transform: scale(1.04);
}

.writeup-cinematic-media.is-logo img {
  width: 44%;
  height: auto;
  margin: 18% 0 0 38%;
  border: 1px solid rgba(114, 214, 255, 0.38);
  background: #fff;
  padding: 22px;
  box-shadow: 0 0 0 16px rgba(114, 214, 255, 0.055), 0 34px 70px rgba(0, 0, 0, 0.48);
  transform: rotate(3deg);
}

.writeup-cinematic-media.is-wide-logo img {
  width: min(82%, 760px);
  height: auto;
  margin: 14% 0 0 12%;
  filter: drop-shadow(0 28px 42px rgba(255, 104, 25, 0.3));
  transform: none;
}

.writeup-cinematic-media .writeup-card-mark span {
  font-size: clamp(8rem, 18vw, 16rem);
}

.writeup-cinematic-media .writeup-card-mark small {
  font-size: 0.86rem;
}

.writeup-cinematic-shade {
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    linear-gradient(90deg, #020712 4%, rgba(2, 7, 18, 0.96) 28%, rgba(2, 7, 18, 0.28) 70%, rgba(2, 7, 18, 0.42)),
    linear-gradient(0deg, #020712 0%, transparent 36%);
}

.writeup-cinematic-copy {
  width: min(700px, 62%);
  padding: clamp(36px, 7vw, 82px);
  padding-right: 20px;
}

.writeup-cinematic-kicker,
.writeup-cinematic-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px 14px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.writeup-cinematic-kicker span:first-child {
  border: 1px solid rgba(114, 214, 255, 0.66);
  background: rgba(114, 214, 255, 0.14);
  padding: 8px 10px;
  color: var(--accent);
}

.writeup-cinematic-kicker span:last-child {
  color: #d6e4f5;
}

.writeup-cinematic-copy h1 {
  max-width: 12ch;
  margin: 18px 0 14px;
  font-size: clamp(4rem, 7.2vw, 7.25rem);
  letter-spacing: -0.055em;
  line-height: 0.86;
  text-transform: uppercase;
  text-shadow: 0 8px 40px rgba(0, 0, 0, 0.7);
}

.writeup-cinematic-copy h1 span {
  display: block;
  width: max-content;
  max-width: 100%;
  white-space: nowrap;
}

.writeup-cinematic-meta {
  color: #bdcce0;
}

.writeup-cinematic-meta strong {
  color: var(--accent);
}

.writeup-cinematic-copy > p {
  max-width: 60ch;
  margin: 22px 0 0;
  color: #c6d4e6;
  font-size: 1rem;
  line-height: 1.72;
}

.writeup-cinematic-copy .hero-actions {
  margin-top: 26px;
}

.writeup-cinematic-dots {
  display: flex;
  gap: 9px;
  margin-top: 34px;
}

.writeup-cinematic-dots button {
  width: 10px;
  min-height: 10px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.38);
  padding: 0;
  cursor: pointer;
  transition: width 180ms ease, border-radius 180ms ease, background-color 180ms ease;
}

.writeup-cinematic-dots button:hover,
.writeup-cinematic-dots button:focus-visible,
.writeup-cinematic-dots button.is-active {
  background: var(--accent);
}

.writeup-cinematic-dots button.is-active {
  width: 34px;
  border-radius: 99px;
}

@media (max-width: 900px) {
  .writeup-cinematic-copy {
    width: 78%;
  }
}

@media (max-width: 700px) {
  .writeup-library-body main {
    padding-top: 0;
  }

  .writeup-cinematic-hero {
    width: min(100% - 24px, 1180px);
    min-height: 650px;
    align-items: flex-end;
  }

  .writeup-cinematic-media {
    inset: 0 0 42% 4%;
  }

  .writeup-cinematic-media img {
    object-position: 66% 42%;
    opacity: 0.78;
  }

  .writeup-cinematic-media.is-logo img {
    width: 42%;
    margin: 18% 0 0 45%;
    padding: 12px;
  }

  .writeup-cinematic-shade {
    background:
      linear-gradient(0deg, #020712 28%, rgba(2, 7, 18, 0.84) 55%, rgba(2, 7, 18, 0.16) 100%),
      linear-gradient(90deg, rgba(2, 7, 18, 0.8), transparent);
  }

  .writeup-cinematic-copy {
    width: 100%;
    padding: 28px 24px 34px;
  }

  .writeup-cinematic-copy h1 {
    max-width: none;
    font-size: clamp(2rem, 8.2vw, 2.8rem);
    line-height: 0.9;
  }

  .writeup-cinematic-copy h1 span {
    max-width: none;
  }

  .writeup-cinematic-copy > p {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }
}

/* Streaming-style writeup catalog */
.writeup-library-body .site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  width: 100%;
  max-width: none;
  min-height: 0;
  margin: 0;
  transform: none;
  border: 0;
  border-radius: 0;
  clip-path: none;
  padding: 6px clamp(14px, 3vw, 34px);
  background: linear-gradient(180deg, rgba(4, 11, 24, 0.54), rgba(4, 11, 24, 0.12));
  box-shadow: none;
  backdrop-filter: blur(10px);
}

.writeup-library-body .brand,
.writeup-library-body .site-nav a {
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.65);
}

.writeup-library-body .site-nav {
  gap: 8px;
}

.writeup-library-body .site-nav a {
  min-height: 30px;
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.035);
  padding: 6px 10px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.68rem;
}

.writeup-library-body .site-nav a:hover,
.writeup-library-body .site-nav a:focus-visible,
.writeup-library-body .site-nav a[aria-current="page"] {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.13);
  color: #fff;
}

.writeup-catalog {
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
  padding: 32px 0 68px;
}

.catalog-row + .catalog-row {
  margin-top: 42px;
}

.catalog-row-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.catalog-row-heading h2 {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.5rem);
  text-transform: uppercase;
}

.catalog-row-controls {
  display: flex;
  gap: 8px;
}

.catalog-row-controls button {
  display: grid;
  width: 44px;
  min-height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  background: rgba(5, 14, 28, 0.88);
  color: var(--text);
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease, opacity 180ms ease;
}

.catalog-row-controls button:hover,
.catalog-row-controls button:focus-visible {
  border-color: rgba(114, 214, 255, 0.68);
  background: rgba(114, 214, 255, 0.14);
  color: var(--accent);
}

.catalog-row-controls button:disabled {
  opacity: 0.28;
  cursor: default;
}

.catalog-row-controls svg {
  width: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.catalog-track {
  display: grid;
  grid-auto-columns: clamp(250px, 25vw, 310px);
  grid-auto-flow: column;
  gap: 14px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding: 5px 4px 18px;
  scroll-padding-inline: 4px;
  scroll-snap-type: inline mandatory;
  scrollbar-color: rgba(114, 214, 255, 0.34) transparent;
  scrollbar-width: thin;
}

.catalog-track:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

.catalog-card {
  display: grid;
  grid-template-rows: 174px auto;
  min-width: 0;
  overflow: hidden;
  scroll-snap-align: start;
  border: 1px solid rgba(169, 202, 255, 0.2);
  background: rgba(5, 14, 28, 0.92);
  color: var(--text);
  text-decoration: none;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.catalog-card:hover,
.catalog-card:focus-visible {
  z-index: 2;
  border-color: rgba(114, 214, 255, 0.68);
  box-shadow: 0 20px 54px rgba(0, 0, 0, 0.48);
  transform: translateY(-4px) scale(1.015);
}

.catalog-card-media {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(rgba(114, 214, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(155, 188, 255, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 50% 46%, rgba(114, 214, 255, 0.16), transparent 52%),
    var(--panel);
  background-size: 28px 28px, 28px 28px, auto, auto;
}

.catalog-card-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 48%, rgba(2, 7, 18, 0.7));
  content: "";
  pointer-events: none;
}

.catalog-card-media > img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
  filter: drop-shadow(0 16px 26px rgba(0, 0, 0, 0.42));
  transition: transform 240ms ease, filter 240ms ease;
}

.catalog-card-media.is-logo > img {
  width: 96px;
  height: 96px;
  margin: 38px auto 0;
  border: 1px solid rgba(114, 214, 255, 0.34);
  background: #fff;
  padding: 7px;
}

.catalog-card-media.is-wide-logo > img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 10px 16px;
}

.catalog-card:hover .catalog-card-media > img,
.catalog-card:focus-visible .catalog-card-media > img {
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.48)) saturate(1.08);
  transform: scale(1.055);
}

.catalog-card .writeup-card-mark span {
  font-size: 4.4rem;
}

.catalog-card .writeup-card-mark small {
  margin-top: 11px;
  font-size: 0.6rem;
}

.catalog-card-category {
  position: absolute;
  z-index: 2;
  right: 10px;
  bottom: 10px;
  border: 1px solid rgba(114, 214, 255, 0.42);
  background: rgba(2, 7, 18, 0.82);
  padding: 5px 7px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
}

.catalog-card-copy {
  padding: 16px;
}

.catalog-card-copy h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.2vw, 1.9rem);
  line-height: 1;
  text-transform: uppercase;
}

.catalog-card-copy p {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 10px;
  margin: 10px 0 0;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.67rem;
  font-weight: 700;
  text-transform: uppercase;
}

.catalog-card-copy p span {
  color: var(--accent);
}

.catalog-card.is-maintenance {
  position: relative;
  border-style: dashed;
  border-color: rgba(255, 181, 90, 0.3);
  cursor: not-allowed;
  opacity: 0.68;
}

.catalog-card.is-maintenance::after {
  position: absolute;
  z-index: 3;
  inset: 0;
  border: 1px solid rgba(255, 181, 90, 0.12);
  background: repeating-linear-gradient(-45deg, transparent 0 12px, rgba(255, 181, 90, 0.025) 12px 14px);
  content: "";
  pointer-events: none;
}

.catalog-card.is-maintenance .catalog-card-media > img,
.catalog-card.is-maintenance .writeup-card-mark {
  filter: grayscale(1) contrast(0.86);
}

.catalog-card.is-maintenance .catalog-card-category {
  border-color: rgba(255, 181, 90, 0.55);
  color: #ffcf91;
}

.catalog-maintenance-note {
  display: block;
  margin-top: 12px;
  color: #ffcf91;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.catalog-card-upsolve {
  border-color: rgba(114, 214, 255, 0.28);
  cursor: help;
}

.catalog-card-upsolve:hover,
.catalog-card-upsolve:focus-visible {
  border-color: rgba(114, 214, 255, 0.58);
  box-shadow: 0 20px 54px rgba(0, 0, 0, 0.5), 0 0 24px rgba(114, 214, 255, 0.08);
}

.upsolve-card-media {
  background: #090a0c;
}

.upsolve-card-media > img {
  padding: 0;
  object-fit: cover;
  filter: saturate(0.45) brightness(0.7) contrast(1.04);
}

.upsolve-status {
  border-color: rgba(114, 214, 255, 0.46);
  background: rgba(2, 7, 18, 0.9);
  color: var(--accent);
}

.upsolve-hover-note {
  position: absolute;
  z-index: 3;
  inset: auto 10px 10px;
  margin: 0;
  transform: translateY(8px);
  border-left: 2px solid var(--accent);
  background: rgba(6, 8, 12, 0.94);
  padding: 9px 10px;
  color: #f5e8df;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  line-height: 1.5;
  opacity: 0;
  transition: opacity 180ms ease, transform 180ms ease;
}

.catalog-card-upsolve:hover .upsolve-hover-note,
.catalog-card-upsolve:focus-visible .upsolve-hover-note {
  transform: translateY(0);
  opacity: 1;
}

.catalog-card-upsolve .catalog-card-copy p strong {
  color: var(--muted);
  font: inherit;
}

.catalog-card-upsolve:hover .upsolve-card-media > img,
.catalog-card-upsolve:focus-visible .upsolve-card-media > img {
  filter: saturate(0.62) brightness(0.78) contrast(1.04);
}

@media (max-width: 760px) {
  .writeup-library-body .site-header {
    padding: 8px 12px;
  }

  .writeup-catalog {
    width: min(100% - 24px, 1240px);
    padding-top: 24px;
  }

  .catalog-row + .catalog-row {
    margin-top: 32px;
  }

  .catalog-row-heading h2 {
    font-size: 1.5rem;
  }

  .catalog-row-controls {
    display: none;
  }

  .catalog-track {
    grid-auto-columns: min(76vw, 280px);
    margin-right: -12px;
  }

  .catalog-card {
    grid-template-rows: 158px auto;
  }
}

/* Full-bleed writeup hero and centered event logos */
.writeup-library-body .library-activity-note[hidden],
.writeup-library-body .site-footer[hidden] {
  display: none !important;
}

.writeup-cinematic-hero {
  width: 100%;
  max-width: none;
  border-right: 0;
  border-left: 0;
}

.catalog-card-media.is-logo > img {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  margin: 0;
  transform: translate(-50%, -50%);
}

.catalog-card:hover .catalog-card-media.is-logo > img,
.catalog-card:focus-visible .catalog-card-media.is-logo > img {
  transform: translate(-50%, -50%) scale(1.055);
}

@media (max-width: 700px) {
  .writeup-cinematic-hero {
    width: 100%;
  }
}

/* One navigation system across every page */
html body .site-header.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  width: 100%;
  max-width: none;
  min-height: 0;
  margin: 0;
  transform: none;
  border: 0;
  border-radius: 0;
  clip-path: none;
  padding: 6px clamp(14px, 3vw, 34px);
  background: linear-gradient(180deg, rgba(4, 11, 24, 0.54), rgba(4, 11, 24, 0.12));
  box-shadow: none;
  backdrop-filter: blur(10px);
}

html body .site-header .brand,
html body .site-header .site-nav a {
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.65);
}

html body .site-header .site-nav {
  gap: 8px;
}

html body .site-header .site-nav a {
  min-height: 30px;
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.035);
  padding: 6px 10px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.68rem;
}

html body .site-header .site-nav a:hover,
html body .site-header .site-nav a:focus-visible,
html body .site-header .site-nav a[aria-current="page"] {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.13);
  color: #fff;
}

html body:not(:has(.wallpaper-hero)):not(.writeup-library-body) main {
  padding-top: 52px;
}

@media (max-width: 760px) {
  html body .site-header.site-header {
    padding: 8px 12px;
  }

  html body:not(:has(.wallpaper-hero)):not(.writeup-library-body) main {
    padding-top: 60px;
  }
}

/* Seamless handoff from the cinematic hero into the catalog wallpaper */
.writeup-library-body {
  overflow-x: hidden;
}

html:has(.writeup-library-body) {
  overflow-x: hidden;
}

.writeup-catalog {
  position: relative;
  isolation: isolate;
}

.writeup-catalog::before {
  position: absolute;
  z-index: 0;
  top: -170px;
  left: 50%;
  width: 100vw;
  height: 270px;
  transform: translateX(-50%);
  background: linear-gradient(
    180deg,
    rgba(2, 7, 18, 0) 0%,
    rgba(2, 7, 18, 0.72) 38%,
    #020712 62%,
    rgba(2, 7, 18, 0.92) 72%,
    rgba(2, 7, 18, 0) 100%
  );
  content: "";
  pointer-events: none;
}

.writeup-catalog > * {
  position: relative;
  z-index: 1;
}

/* Keep the catalog centered as the page's single primary workspace. */
.writeup-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto;
  align-items: start;
  gap: 0;
  width: min(1240px, calc(100% - 40px));
  margin-inline: auto;
  padding: 34px 0 68px;
}

.writeup-workspace .writeup-library-hero,
.writeup-workspace .writeup-catalog {
  min-width: 0;
  width: 100%;
  margin-inline: 0;
}

.writeup-workspace .writeup-library-hero {
  grid-column: 1;
  padding: 0 0 24px;
}

.writeup-workspace .writeup-catalog {
  grid-column: 1;
  padding: 110px 0 0;
}

.writeup-library-intro h2 {
  max-width: 11ch;
  margin: 8px 0 22px;
  font-size: clamp(3.25rem, 7vw, 6.8rem);
  line-height: 0.92;
  text-transform: uppercase;
}

.writeup-activity-sidebar {
  position: static;
  grid-column: 2;
  grid-row: 1;
  margin-top: 110px;
  overflow: visible;
  padding: 22px;
  background:
    linear-gradient(180deg, rgba(114, 214, 255, 0.09), transparent 32%),
    rgba(3, 10, 23, 0.94);
  backdrop-filter: blur(18px);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.34);
  transition: border-color 220ms ease, box-shadow 220ms ease;
}

.writeup-activity-sidebar:hover {
  border-color: rgba(114, 214, 255, 0.34);
  box-shadow: 0 26px 82px rgba(0, 0, 0, 0.44), 0 0 32px rgba(114, 214, 255, 0.05);
}

.writeup-activity-sidebar header h2 {
  margin: 7px 0 8px;
  font-size: 2rem;
  line-height: 0.95;
  text-transform: uppercase;
}

.writeup-activity-sidebar header > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

.writeup-activity-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 20px 0;
}

.writeup-activity-stats div {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  padding: 12px;
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.writeup-activity-stats div:hover {
  border-color: rgba(114, 214, 255, 0.44);
  background: rgba(114, 214, 255, 0.055);
  box-shadow: inset 0 0 20px rgba(114, 214, 255, 0.035);
}

.writeup-activity-stats dt,
.writeup-activity-stats dd {
  margin: 0;
  font-family: var(--font-mono);
}

.writeup-activity-stats dt {
  color: var(--muted);
  font-size: 0.6rem;
  font-weight: 800;
  text-transform: uppercase;
}

.writeup-activity-stats dd {
  margin-top: 6px;
  color: var(--accent);
  font-size: 1.7rem;
  font-weight: 900;
}

.upsolve-accountability {
  margin: 0 0 20px;
  border: 1px solid rgba(114, 214, 255, 0.28);
  background:
    linear-gradient(135deg, rgba(114, 214, 255, 0.07), transparent 48%),
    rgba(255, 255, 255, 0.018);
  padding: 13px;
}

.upsolve-accountability-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
}

.upsolve-accountability-heading h3 {
  margin: 0;
  font-size: 0.85rem;
  text-transform: uppercase;
}

.upsolve-accountability-heading > strong {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 1.65rem;
  line-height: 1;
}

.upsolve-accountability-heading > strong span {
  color: inherit;
  font: inherit;
}

.upsolve-progress {
  height: 7px;
  margin: 13px 0 11px;
  overflow: hidden;
  border: 1px solid rgba(114, 214, 255, 0.18);
  background: rgba(2, 7, 18, 0.74);
}

.upsolve-progress i {
  display: block;
  width: var(--upsolve-progress, 0%);
  height: 100%;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(114, 214, 255, 0.36);
  transition: width 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.upsolve-accountability-status p {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  line-height: 1.55;
}

.writeup-category-share {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.writeup-recent-solves {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.writeup-activity-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.writeup-activity-heading h3 {
  margin: 0;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.writeup-activity-heading > span {
  display: flex;
  align-items: center;
  gap: 3px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.52rem;
  text-transform: uppercase;
}

.writeup-category-share ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.writeup-category-share li > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
}

.writeup-category-share li > div span {
  color: var(--text);
}

.writeup-category-share li > div strong {
  color: var(--accent);
}

.writeup-category-bar {
  display: block;
  height: 5px;
  overflow: hidden;
  background: rgba(169, 202, 255, 0.12);
}

.writeup-category-bar i {
  display: block;
  width: var(--category-share);
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  animation: activityBarIn 520ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: calc(120ms + var(--activity-delay));
  transition: filter 180ms ease, box-shadow 180ms ease;
}

.writeup-category-share li:hover .writeup-category-bar i {
  filter: brightness(1.22);
  box-shadow: 0 0 12px rgba(114, 214, 255, 0.48);
}

.writeup-category-share small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.56rem;
  text-transform: uppercase;
}

.writeup-recent-solves ol {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.writeup-recent-solves li {
  border-top: 1px solid rgba(169, 202, 255, 0.13);
  padding: 9px 0;
}

.writeup-recent-solves li:first-child {
  border-top: 0;
  padding-top: 0;
}

.writeup-recent-solves .recent-solve-static > div,
.writeup-recent-solves li > a > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.writeup-recent-solves strong {
  min-width: 0;
  overflow: hidden;
  color: var(--text);
  font-size: 0.76rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.writeup-recent-solves time,
.writeup-recent-solves li > span,
.writeup-recent-solves li > a > span {
  flex: 0 0 auto;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.52rem;
  font-weight: 700;
  text-transform: uppercase;
}

.writeup-recent-solves li > span,
.writeup-recent-solves li > a > span {
  display: block;
  margin-top: 3px;
  color: var(--accent);
}

.recent-solve-link {
  position: relative;
  display: block;
  color: inherit;
  text-decoration: none;
  transition: transform 180ms ease, background-color 180ms ease;
}

.recent-solve-link::after {
  position: absolute;
  z-index: 30;
  right: 0;
  bottom: calc(100% + 8px);
  width: max-content;
  max-width: 220px;
  transform: translateY(4px);
  border: 1px solid rgba(114, 214, 255, 0.45);
  background: #061224;
  padding: 7px 9px;
  color: var(--text);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  content: attr(data-tooltip);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  line-height: 1.4;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.recent-solve-link:hover strong,
.recent-solve-link:focus-visible strong {
  color: var(--accent);
}

.recent-solve-link:hover,
.recent-solve-link:focus-visible {
  transform: translateX(3px);
  background: linear-gradient(90deg, rgba(114, 214, 255, 0.055), transparent 82%);
}

.recent-solve-link:hover::after,
.recent-solve-link:focus-visible::after {
  transform: translateY(0);
  opacity: 1;
}

@keyframes activityBarIn {
  to {
    transform: scaleX(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .writeup-activity-sidebar,
  .writeup-activity-stats div,
  .writeup-category-bar i,
  .recent-solve-link,
  .recent-solve-link::after {
    transition: none;
  }

  .upsolve-hover-note {
    transition: none;
  }

  .upsolve-progress i {
    transition: none;
  }

  .writeup-category-bar i {
    transform: scaleX(1);
    animation: none;
  }
}


@media (max-width: 1180px) {
  .writeup-workspace .writeup-library-hero {
    grid-template-columns: 1fr;
  }

  .writeup-workspace .writeup-library-intro,
  .writeup-workspace .writeup-library-manifest {
    min-height: auto;
  }
}

@media (max-width: 820px) {
  .writeup-workspace {
    grid-template-columns: 1fr;
    gap: 24px;
    width: min(1180px, calc(100% - 40px));
  }

  .writeup-workspace .writeup-library-hero,
  .writeup-workspace .writeup-catalog {
    grid-column: 1;
  }

  .writeup-workspace .writeup-catalog {
    grid-row: 1;
  }

  .writeup-activity-sidebar {
    position: static;
    grid-column: 1;
    grid-row: 2;
    margin-top: 0;
    width: min(100%, 360px);
    justify-self: end;
  }
}

@media (max-width: 700px) {
  .writeup-workspace {
    width: min(100% - 24px, 1180px);
    padding-top: 24px;
  }

  .writeup-library-intro h2 {
    font-size: clamp(2.7rem, 13vw, 4.2rem);
  }

  .writeup-activity-sidebar {
    padding: 18px;
  }
}

/* GaslightCTF compact series shelf */
.gaslight-series-page {
  display: flex;
  min-height: 100dvh;
  flex-direction: column;
}

.gaslight-series-page > main {
  flex: 1 0 auto;
}

.gaslight-series-page .writeup-layout {
  display: block;
  width: min(860px, calc(100% - 40px));
}

.gaslight-series-page.gaslight-series-index-view .writeup-layout {
  width: min(1500px, calc(100% - 40px));
}

.gaslight-series-index {
  padding: clamp(28px, 5vw, 54px) 0;
}

.gaslight-series-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(210px, 1fr));
  gap: 14px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding: 5px 4px 18px;
  scroll-padding-inline: 4px;
  scroll-snap-type: inline mandatory;
  scrollbar-color: rgba(114, 214, 255, 0.34) transparent;
  scrollbar-width: thin;
}

.gaslight-series-grid:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

.gaslight-series-card .catalog-card-copy h2 {
  margin: 0;
  font-size: clamp(1.15rem, 1.6vw, 1.45rem);
  line-height: 1;
  text-transform: uppercase;
}

.gaslight-series-card .catalog-card-copy p strong {
  color: var(--muted);
  font: inherit;
}

.gaslight-markdown .syntax-comment {
  color: #77879c;
}

.gaslight-markdown .syntax-string {
  color: #a8dc76;
}

.gaslight-markdown .syntax-number {
  color: #f2b86f;
}

.gaslight-markdown .syntax-keyword {
  color: #d4a7ff;
}

.gaslight-markdown .syntax-literal {
  color: #72d6ff;
}

@media (max-width: 940px) {
  .gaslight-series-grid {
    grid-template-columns: none;
    grid-auto-columns: min(76vw, 280px);
    grid-auto-flow: column;
  }
}

@media (max-width: 420px) {
  .gaslight-series-page .writeup-layout,
  .gaslight-series-page.gaslight-series-index-view .writeup-layout {
    width: min(100% - 22px, 860px);
  }

  .gaslight-series-index {
    padding-top: 22px;
  }
}