:root {
  --bg: #f7f1e7;
  --bg-strong: #efe3d2;
  --surface: #fffaf2;
  --surface-strong: #fdf3e3;
  --ink: #231a13;
  --muted: #6d5f51;
  --line: #dccab2;
  --accent: #8f4519;
  --accent-dark: #5f2b12;
  --accent-2: #1d6669;
  --accent-2-dark: #134648;
  --gold: #c98b2e;
  --danger: #7e2d2a;
  --shadow: 0 18px 48px rgba(35, 26, 19, 0.12);
  --shadow-soft: 0 10px 28px rgba(35, 26, 19, 0.08);
  --radius: 22px;
  --radius-sm: 14px;
  --max-width: 1180px;
  --header-height: 78px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(201, 139, 46, 0.16), transparent 34rem),
    radial-gradient(circle at bottom right, rgba(29, 102, 105, 0.14), transparent 32rem),
    var(--bg);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  max-width: 100%;
}

a {
  color: inherit;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

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

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 999;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--surface);
  border-radius: 999px;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* ==============================
   Header and Navigation
================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 250, 242, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(220, 202, 178, 0.85);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--surface);
  box-shadow: var(--shadow-soft);
}

.brand-text {
  font-size: 1rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
  padding: 0.65rem 0.85rem;
  border-radius: 999px;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: var(--bg-strong);
  color: var(--ink);
  outline: none;
}

.site-nav a[aria-current="page"] {
  background: var(--accent);
  color: white;
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  color: var(--ink);
}

.nav-toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
  border-radius: 99px;
}

.reading-progress {
  height: 4px;
  background: transparent;
}

#readingProgressBar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 120ms linear;
}

/* ==============================
   Typography and Base Sections
================================= */

.view {
  min-height: calc(100vh - var(--header-height));
  padding-bottom: 4rem;
  animation: fadeIn 240ms ease;
}

.view[hidden] {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

h1,
h2,
h3 {
  line-height: 1.12;
  margin: 0;
  letter-spacing: -0.035em;
}

h1 {
  font-size: clamp(2.35rem, 6vw, 5.5rem);
}

h2 {
  font-size: clamp(1.7rem, 3.3vw, 3rem);
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

p {
  margin: 0;
}

em {
  font-style: italic;
}

.eyebrow {
  margin-bottom: 0.7rem;
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.page-intro {
  padding: 5rem 0 2rem;
}

.page-intro p:not(.eyebrow) {
  max-width: 830px;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.16rem;
}

.section-block {
  padding: 2rem 0;
}

.section-heading {
  max-width: 850px;
  margin-bottom: 1.5rem;
}

.section-heading p:not(.eyebrow) {
  margin-top: 0.65rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* ==============================
   Buttons
================================= */

.button,
.filter-btn,
.perspective-btn,
.hipp-toggle {
  border: 0;
  border-radius: 999px;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.85rem 1.15rem;
}

.button:hover,
.button:focus-visible,
.filter-btn:hover,
.filter-btn:focus-visible,
.perspective-btn:hover,
.perspective-btn:focus-visible,
.hipp-toggle:hover,
.hipp-toggle:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.primary {
  color: white;
  background: var(--accent);
  box-shadow: 0 12px 24px rgba(143, 69, 25, 0.22);
}

.secondary {
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
}

.tertiary {
  color: white;
  background: var(--accent-2);
  box-shadow: 0 12px 24px rgba(29, 102, 105, 0.2);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.68;
  transform: none;
  box-shadow: none;
}


/* ==============================
   Home
================================= */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 2rem;
  align-items: center;
  padding: 5rem 0 3rem;
}

.hero-copy {
  min-width: 0;
}

.hook {
  max-width: 760px;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.17rem;
}

.thesis-card {
  margin-top: 1.5rem;
  padding: 1.35rem;
  border: 1px solid rgba(143, 69, 25, 0.25);
  border-left: 8px solid var(--accent);
  border-radius: var(--radius);
  background: rgba(255, 250, 242, 0.82);
  box-shadow: var(--shadow-soft);
}

.thesis-label {
  margin-bottom: 0.55rem;
}

.thesis-statement {
  max-width: 860px;
  color: var(--ink);
  font-size: clamp(1.85rem, 3.4vw, 3.45rem);
  letter-spacing: -0.048em;
}

.thesis-explanation {
  max-width: 820px;
  margin-top: 0.9rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.hero-media {
  min-width: 0;
}

.archive-frame {
  display: grid;
  place-items: center;
  gap: 0.3rem;
  width: 100%;
  min-height: 220px;
  padding: 1rem;
  text-align: center;
  border: 2px dashed rgba(143, 69, 25, 0.42);
  border-radius: var(--radius);
  color: var(--muted);
  background:
    linear-gradient(135deg, rgba(143, 69, 25, 0.09), rgba(29, 102, 105, 0.09)),
    repeating-linear-gradient(
      45deg,
      rgba(35, 26, 19, 0.035),
      rgba(35, 26, 19, 0.035) 10px,
      transparent 10px,
      transparent 20px
    ),
    var(--surface);
}

.archive-frame span {
  display: block;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1.05rem;
  font-weight: 900;
}

.archive-frame small {
  display: block;
  max-width: 34ch;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.82rem;
}

.hero-panel {
  min-height: 500px;
  box-shadow: var(--shadow);
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.roadmap-card {
  display: block;
  min-height: 245px;
  padding: 1.1rem;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 250, 242, 0.74);
  box-shadow: var(--shadow-soft);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.roadmap-card:hover,
.roadmap-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(143, 69, 25, 0.42);
  box-shadow: var(--shadow);
  outline: none;
}

.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 1rem;
  border-radius: 50%;
  background: var(--accent-2);
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 900;
}

.roadmap-card p {
  margin-top: 0.65rem;
  color: var(--muted);
}

.argument-box {
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.argument-box.accent {
  background: var(--accent-2);
  color: white;
  border-color: transparent;
}

.argument-box p,
.argument-box li {
  margin-top: 0.75rem;
}

.argument-box.accent p,
.argument-box.accent li {
  color: rgba(255, 255, 255, 0.9);
}

.clean-list {
  margin: 0.8rem 0 0;
  padding-left: 1.25rem;
}

/* ==============================
   Context
================================= */

.context-grid,
.turning-grid,
.debate-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.info-card,
.turning-card,
.debate-card,
.bib-card,
.legacy-card {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 250, 242, 0.86);
  box-shadow: var(--shadow-soft);
}

.info-card p,
.turning-card p,
.debate-card p,
.bib-card p,
.legacy-card p {
  margin-top: 0.7rem;
  color: var(--muted);
}

.timeline-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.85fr) minmax(0, 1.15fr);
  gap: 1.25rem;
}

.timeline {
  position: relative;
  display: grid;
  gap: 0.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0.65rem;
  bottom: 0.65rem;
  left: 1.15rem;
  width: 2px;
  background: var(--line);
}

.timeline li {
  position: relative;
}

.timeline-point {
  position: relative;
  width: 100%;
  padding: 0.9rem 0.9rem 0.9rem 3rem;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow-soft);
}

.timeline-point::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0.85rem;
  width: 18px;
  height: 18px;
  border: 3px solid var(--surface);
  border-radius: 50%;
  background: var(--accent-2);
  transform: translateY(-50%);
  box-shadow: 0 0 0 2px var(--line);
}

.timeline-point span {
  display: block;
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.timeline-point strong {
  display: block;
  margin-top: 0.2rem;
}

.timeline-point.active {
  color: white;
  background: var(--accent);
  border-color: var(--accent);
}

.timeline-point.active span {
  color: rgba(255, 255, 255, 0.8);
}

.timeline-point.active::before {
  background: var(--gold);
}

.timeline-detail {
  min-height: 100%;
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.timeline-detail h3 {
  margin-bottom: 0.5rem;
}

.timeline-detail .date {
  display: inline-block;
  margin-bottom: 0.8rem;
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.timeline-detail p {
  color: var(--muted);
}

.timeline-detail .why-it-matters {
  margin-top: 1rem;
  padding: 1rem;
  border-left: 5px solid var(--accent-2);
  border-radius: var(--radius-sm);
  background: rgba(29, 102, 105, 0.08);
}

.spice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.spice-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.spice-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 1rem;
  padding: 1rem;
  border: 0;
  background: var(--surface-strong);
  color: var(--ink);
  font-weight: 900;
  text-align: left;
}

.toggle-symbol {
  display: grid;
  place-items: center;
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  font-family: Arial, Helvetica, sans-serif;
}

.spice-body {
  padding: 1rem;
}

.spice-body[hidden] {
  display: none;
}

.spice-body p {
  color: var(--muted);
}

.question {
  margin-top: 0.85rem;
  color: var(--accent-dark) !important;
  font-weight: 700;
}

/* ==============================
   Narrative
================================= */

.narrative-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  counter-reset: phase;
}

.narrative-card {
  position: relative;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 250, 242, 0.84);
  box-shadow: var(--shadow-soft);
}

.phase,
.source-tag {
  display: inline-flex;
  margin-bottom: 0.8rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: rgba(143, 69, 25, 0.1);
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.73rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.narrative-card p {
  margin-top: 0.65rem;
  color: var(--muted);
}

.turning-grid {
  grid-template-columns: repeat(3, 1fr);
}

.significance {
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  color: var(--accent-dark) !important;
  font-weight: 800;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.media-card {
  margin: 0;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.featured-media {
  overflow: hidden;
}

.media-card figcaption,
.source-card figcaption {
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.93rem;
}

.media-card figcaption strong,
.source-card figcaption strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 900;
}

.media-credit {
  display: block;
  margin-top: 0.65rem;
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.45;
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.source-links a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(143, 69, 25, 0.24);
  border-radius: 999px;
  color: var(--accent-dark);
  background: rgba(143, 69, 25, 0.08);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 900;
  text-decoration: none;
}

.source-links a:hover,
.source-links a:focus-visible {
  background: rgba(143, 69, 25, 0.14);
  outline: none;
}

.video-frame,
.map-panel,
.infographic-panel {
  min-height: 270px;
  border: 1px solid rgba(220, 202, 178, 0.92);
  border-radius: calc(var(--radius) - 4px);
  background: var(--surface-strong);
}

.video-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  min-height: auto;
  box-shadow: inset 0 0 0 1px rgba(35, 26, 19, 0.05);
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Multimedia map */

.map-panel {
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: 0.25rem;
  background:
    radial-gradient(circle at 24% 18%, rgba(201, 139, 46, 0.16), transparent 12rem),
    linear-gradient(135deg, rgba(255, 250, 242, 0.95), rgba(239, 227, 210, 0.9));
}

.industrial-map {
  display: block;
  width: 100%;
  height: auto;
}

.map-land {
  fill: rgba(143, 69, 25, 0.13);
  stroke: rgba(95, 43, 18, 0.56);
  stroke-width: 3;
}

.map-route {
  fill: none;
  stroke: rgba(29, 102, 105, 0.78);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 11 8;
}

.map-route.river {
  stroke: rgba(29, 102, 105, 0.45);
  stroke-width: 4;
  stroke-dasharray: none;
}

.map-coalfield {
  fill: rgba(35, 26, 19, 0.18);
  stroke: rgba(35, 26, 19, 0.38);
  stroke-width: 2;
}

.map-point circle {
  fill: var(--accent);
  stroke: var(--surface);
  stroke-width: 3;
}

.map-point.port circle {
  fill: var(--accent-2);
}

.map-point text,
.map-legend text {
  fill: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  font-weight: 900;
}

.map-legend rect {
  fill: rgba(255, 250, 242, 0.82);
  stroke: rgba(220, 202, 178, 0.95);
}

.legend-town {
  fill: var(--accent);
}

.legend-port {
  fill: var(--accent-2);
}

.legend-route {
  stroke: rgba(29, 102, 105, 0.78);
  stroke-width: 5;
  stroke-linecap: round;
}

/* Multimedia infographic */

.infographic-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1rem;
  background:
    radial-gradient(circle at top right, rgba(29, 102, 105, 0.12), transparent 12rem),
    linear-gradient(180deg, rgba(255, 250, 242, 0.98), rgba(239, 227, 210, 0.72));
}

.infographic-panel h3 {
  font-size: 1.1rem;
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: -0.02em;
}

.chart-subtitle {
  margin-top: 0.25rem;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.86rem;
  font-weight: 700;
}

.mini-chart {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: end;
  gap: 0.7rem;
  min-height: 190px;
  margin-top: 1rem;
  padding: 0.75rem 0.5rem 0.25rem;
  border-left: 2px solid rgba(35, 26, 19, 0.12);
  border-bottom: 2px solid rgba(35, 26, 19, 0.12);
}

.mini-chart-column {
  display: grid;
  grid-template-rows: auto 1fr auto;
  align-items: end;
  justify-items: center;
  height: 180px;
}

.mini-chart-value,
.mini-chart-year {
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.74rem;
  font-weight: 900;
}

.mini-chart-bar {
  display: block;
  width: min(100%, 42px);
  min-height: 14px;
  border-radius: 999px 999px 8px 8px;
  background: linear-gradient(180deg, var(--accent), var(--accent-dark));
  box-shadow: 0 10px 22px rgba(143, 69, 25, 0.18);
}

.comparison-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
  padding: 0.7rem;
  border-radius: var(--radius-sm);
  color: white;
  background: var(--accent-2);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 900;
  text-align: center;
}

.media-panel {
  min-height: 270px;
}

@media (max-width: 640px) {
  .source-links {
    align-items: stretch;
    flex-direction: column;
  }

  .source-links a {
    justify-content: center;
    width: 100%;
  }

  .map-point text,
  .map-legend text {
    font-size: 15px;
  }

  .mini-chart {
    gap: 0.45rem;
  }

  .mini-chart-bar {
    width: min(100%, 34px);
  }
}


/* ==============================
   Sources
================================= */

.filterbar,
.perspective-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}

.filter-btn,
.perspective-btn {
  padding: 0.65rem 0.9rem;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
}

.filter-btn.active,
.perspective-btn.active {
  color: white;
  background: var(--accent-2);
  border-color: var(--accent-2);
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.15rem;
}

.source-card {
  display: grid;
  grid-template-columns: minmax(220px, 0.82fr) minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 250, 242, 0.88);
  box-shadow: var(--shadow-soft);
}

.source-card[hidden],
.perspective-card[hidden] {
  display: none;
}

.source-card figure {
  margin: 0;
}

.source-visual-frame {
  min-height: 260px;
}

.source-content p {
  margin-top: 0.7rem;
  color: var(--muted);
}

.curation-note {
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  background: rgba(201, 139, 46, 0.12);
}

.hipp-preview {
  margin-top: 0.75rem;
  padding: 0.78rem 0.85rem;
  border-left: 5px solid var(--accent-2);
  border-radius: var(--radius-sm);
  color: var(--accent-2-dark);
  background: rgba(29, 102, 105, 0.08);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.45;
}

.hipp-preview-label {
  color: var(--accent-2-dark);
  font-weight: 900;
}

.hipp-toggle {
  margin-top: 1rem;
  padding: 0.7rem 0.95rem;
  color: white;
  background: var(--accent);
}

.hipp-panel {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid rgba(29, 102, 105, 0.25);
  border-radius: var(--radius-sm);
  background: rgba(29, 102, 105, 0.08);
}

.hipp-panel[hidden] {
  display: none;
}

.hipp-panel dl {
  display: grid;
  gap: 0.7rem;
  margin: 0;
}

.hipp-panel dt {
  color: var(--accent-2-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 900;
}

.hipp-panel dd {
  margin: 0;
  color: var(--muted);
}

/* ==============================
   Historiography
================================= */

.perspective-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.perspective-card {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.perspective-card p {
  margin-top: 0.7rem;
  color: var(--muted);
}

.interpretation {
  padding: 0.85rem;
  border-left: 5px solid var(--accent);
  border-radius: var(--radius-sm);
  background: rgba(143, 69, 25, 0.08);
  color: var(--accent-dark) !important;
  font-weight: 700;
}

.historian-synthesis {
  margin-top: 0.95rem !important;
  padding: 1rem;
  border-left: 6px solid var(--accent-2);
  border-radius: var(--radius-sm);
  color: var(--accent-2-dark) !important;
  background: rgba(29, 102, 105, 0.08);
  font-weight: 700;
}

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

.continuity-grid {
  display: grid;
  grid-template-columns: 0.8fr 0.8fr 1.2fr;
  gap: 1rem;
}

.legacy-card ul {
  margin: 0.85rem 0 0;
  padding-left: 1.25rem;
  color: var(--muted);
}

.thesis-return {
  color: white;
  background: var(--accent-dark);
  border-color: transparent;
}

.thesis-return p {
  color: rgba(255, 255, 255, 0.9);
}

/* ==============================
   References
================================= */

.bibliography-list {
  display: grid;
  gap: 0.9rem;
}

.bib-card h3 {
  font-size: 1.05rem;
  line-height: 1.35;
  letter-spacing: -0.015em;
}

/* ==============================
   Footer
================================= */

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.85);
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.5rem 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-copy {
  display: grid;
  max-width: 880px;
  gap: 0.45rem;
}

.footer-copy strong,
.site-domain {
  color: var(--ink);
}

.footer-actions {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: flex-end;
}

.footer-inner a {
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 900;
  text-decoration: none;
}


/* ==============================
   Responsive Design
================================= */

@media (max-width: 1100px) {
  .roadmap-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

@media (max-width: 900px) {
  :root {
    --header-height: 72px;
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-height) 1rem auto 1rem;
    display: grid;
    gap: 0.5rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
    transform: translateY(-1rem);
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease;
  }

  body.nav-open .site-nav {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 0.85rem 1rem;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 3.5rem;
  }

  .hero-image-wrap {
    min-height: 340px;
  }

  .two-column,
  .timeline-layout,
  .continuity-grid {
    grid-template-columns: 1fr;
  }

  .spice-grid,
  .narrative-track,
  .turning-grid,
  .media-grid,
  .perspective-grid,
  .debate-grid {
    grid-template-columns: 1fr;
  }

  .source-card {
    grid-template-columns: 1fr;
  }
}


@media (max-width: 640px) {
  .container {
    width: min(100% - 1.1rem, var(--max-width));
  }

  .brand-text {
    max-width: 190px;
    font-size: 0.9rem;
    line-height: 1.2;
  }

  .page-intro {
    padding-top: 3.25rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .roadmap-grid,
  .context-grid {
    grid-template-columns: 1fr;
  }

  .roadmap-card {
    min-height: auto;
  }

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

  .filterbar,
  .perspective-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .filter-btn,
  .perspective-btn {
    width: 100%;
  }
  
  .hero-image-wrap {
    min-height: 280px;
  }

  .hero-caption {
    padding: 0.9rem;
    font-size: 0.88rem;
  }
  
}

.hero-media {
  min-width: 0;
}

.hero-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(220, 202, 178, 0.95);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-image-wrap {
  overflow: hidden;
  width: 100%;
  min-height: 420px;
  aspect-ratio: 4 / 3;
  background: var(--surface-strong);
}

.hero-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-caption {
  padding: 1rem 1.1rem 1.15rem;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.55;
}

.hero-caption strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.92rem;
  font-weight: 900;
}

.hero-credit {
  display: block;
  margin-top: 0.55rem;
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
}

/* ==============================
   PWA Install Section
================================= */

.pwa-install {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 1.5rem;
  align-items: center;
  overflow: hidden;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  border: 1px solid rgba(143, 69, 25, 0.28);
  border-radius: calc(var(--radius) + 8px);
  background:
    radial-gradient(circle at top right, rgba(201, 139, 46, 0.28), transparent 20rem),
    linear-gradient(135deg, rgba(255, 250, 242, 0.95), rgba(239, 227, 210, 0.86));
  box-shadow: var(--shadow);
}

.pwa-install::before {
  content: "";
  position: absolute;
  inset: auto -6rem -8rem auto;
  width: 18rem;
  height: 18rem;
  border-radius: 50%;
  background: rgba(29, 102, 105, 0.13);
}

.pwa-install-copy {
  position: relative;
  z-index: 1;
}

.pwa-install-copy > p:not(.eyebrow):not(.pwa-install-status):not(.pwa-ios-note) {
  max-width: 760px;
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.pwa-benefits {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.pwa-benefits li {
  position: relative;
  padding-left: 1.65rem;
  color: var(--muted);
  font-weight: 700;
}

.pwa-benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 50%;
  background: var(--accent-2);
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.72rem;
  font-weight: 900;
}

.pwa-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.pwa-install-status {
  margin-top: 0.9rem;
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.9rem;
  font-weight: 800;
}

.pwa-ios-note {
  margin-top: 0.65rem;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.88rem;
}

.pwa-ios-note strong {
  color: var(--ink);
}

.pwa-install-visual {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
}

.pwa-phone-card {
  width: min(100%, 310px);
  padding: 1rem;
  text-align: center;
  border: 1px solid rgba(220, 202, 178, 0.95);
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(35, 26, 19, 0.95), rgba(95, 43, 18, 0.92)),
    var(--ink);
  color: white;
  box-shadow: 0 22px 60px rgba(35, 26, 19, 0.25);
}

.pwa-phone-top {
  display: flex;
  justify-content: center;
  margin-bottom: 1.1rem;
}

.pwa-phone-top span {
  width: 72px;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.25);
}

.pwa-app-icon {
  display: block;
  width: 96px;
  height: 96px;
  margin: 0 auto 0.9rem;
  border-radius: 24px;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.28);
}

.pwa-phone-card h3 {
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: -0.025em;
}

.pwa-phone-card p {
  margin-top: 0.35rem;
  color: rgba(255, 255, 255, 0.76);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.92rem;
}

.pwa-mini-list {
  display: grid;
  gap: 0.5rem;
  margin-top: 1rem;
}

.pwa-mini-list span {
  display: block;
  padding: 0.55rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.12);
  color: rgba(255, 255, 255, 0.88);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
}

@media (max-width: 900px) {
  .pwa-install {
    grid-template-columns: 1fr;
  }

  .pwa-install-visual {
    justify-content: start;
  }
}

@media (max-width: 640px) {
  .pwa-install {
    padding: 1rem;
    border-radius: var(--radius);
  }

  .pwa-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .pwa-actions .button {
    width: 100%;
  }

  .pwa-phone-card {
    width: 100%;
    border-radius: 26px;
  }
}

/* ==============================
   Native Range Video Player
================================= */

.native-video-frame {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  overflow: hidden;
  min-height: auto;
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(circle at 25% 18%, rgba(201, 139, 46, 0.16), transparent 12rem),
    linear-gradient(135deg, rgba(35, 26, 19, 0.98), rgba(95, 43, 18, 0.92));
}

.native-video-frame code,
.media-card figcaption code,
.bib-card code {
  padding: 0.08rem 0.26rem;
  border-radius: 0.35rem;
  background: rgba(35, 26, 19, 0.08);
  color: var(--accent-dark);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.88em;
  font-weight: 800;
}

.native-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--ink);
}

.native-video-frame.is-js-ready .native-video {
  cursor: pointer;
}

.video-top-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 4;
  padding: 0.38rem 0.62rem;
  border: 1px solid rgba(255, 250, 242, 0.28);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(35, 26, 19, 0.58);
  backdrop-filter: blur(14px);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.video-big-play {
  position: absolute;
  inset: 50% auto auto 50%;
  z-index: 5;
  display: grid;
  place-items: center;
  width: clamp(4.25rem, 11vw, 6.2rem);
  height: clamp(4.25rem, 11vw, 6.2rem);
  border: 1px solid rgba(255, 250, 242, 0.55);
  border-radius: 50%;
  color: white;
  background:
    radial-gradient(circle at 35% 28%, rgba(255, 250, 242, 0.26), transparent 46%),
    rgba(143, 69, 25, 0.86);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.32);
  transform: translate(-50%, -50%);
  transition: opacity 180ms ease, transform 180ms ease, background 180ms ease;
}

.video-big-play span {
  margin-left: 0.22rem;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 900;
}

.video-big-play:hover,
.video-big-play:focus-visible {
  background: rgba(143, 69, 25, 0.98);
  outline: none;
  transform: translate(-50%, -50%) scale(1.035);
}

.native-video-frame[data-state="playing"] .video-big-play {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.92);
}

.custom-player-controls {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  left: 0.75rem;
  z-index: 6;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto minmax(80px, 120px) auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.62rem;
  border: 1px solid rgba(255, 250, 242, 0.24);
  border-radius: 999px;
  background: rgba(35, 26, 19, 0.74);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(18px);
}

.custom-player-controls[hidden] {
  display: none;
}

.logo-play-toggle {
  position: relative;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: white;
  background: transparent;
  outline-offset: 5px;
}

.logo-button-ring {
  position: absolute;
  inset: -3px;
  border: 2px solid rgba(255, 250, 242, 0.72);
  border-radius: inherit;
  background:
    conic-gradient(from 30deg, rgba(201, 139, 46, 0.98), rgba(29, 102, 105, 0.92), rgba(143, 69, 25, 0.98), rgba(201, 139, 46, 0.98));
  box-shadow: 0 0 0 5px rgba(255, 250, 242, 0.08);
}

.logo-button-image {
  position: relative;
  z-index: 1;
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.25);
  transform-origin: center;
}

.logo-control-state {
  position: absolute;
  right: -0.12rem;
  bottom: -0.12rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 1.42rem;
  height: 1.42rem;
  border: 2px solid rgba(255, 250, 242, 0.9);
  border-radius: 50%;
  color: white;
  background: var(--accent-2);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 1;
}

.native-video-frame[data-state="paused"] .logo-control-state::before,
.native-video-frame[data-state="ended"] .logo-control-state::before {
  content: "▶";
  margin-left: 0.08rem;
}

.native-video-frame[data-state="playing"] .logo-control-state::before {
  content: "Ⅱ";
}

.logo-play-toggle:hover .logo-button-image,
.logo-play-toggle:focus-visible .logo-button-image {
  transform: scale(1.04);
}

.logo-play-toggle:focus-visible {
  outline: 3px solid rgba(255, 250, 242, 0.86);
}

.logo-play-toggle.is-bumping .logo-button-image {
  animation: logoSpinBump 720ms cubic-bezier(0.19, 1, 0.22, 1) both;
}

.logo-play-toggle.is-bumping .logo-button-ring {
  animation: logoRingPulse 720ms cubic-bezier(0.19, 1, 0.22, 1) both;
}

@keyframes logoSpinBump {
  0% {
    transform: rotate(0deg) scale(1);
  }

  28% {
    transform: rotate(135deg) scale(1.22);
  }

  58% {
    transform: rotate(290deg) scale(0.94);
  }

  100% {
    transform: rotate(360deg) scale(1);
  }
}

@keyframes logoRingPulse {
  0% {
    filter: brightness(1);
    transform: scale(1);
  }

  38% {
    filter: brightness(1.26);
    transform: scale(1.16);
  }

  100% {
    filter: brightness(1);
    transform: scale(1);
  }
}

.video-progress-area {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.62rem;
  align-items: center;
  min-width: 0;
}

.video-progress,
.video-volume {
  width: 100%;
  accent-color: var(--gold);
}

.video-progress {
  --progress: 0%;
  appearance: none;
  height: 0.52rem;
  border-radius: 999px;
  background:
    linear-gradient(90deg, var(--gold) var(--progress), rgba(255, 250, 242, 0.28) var(--progress));
  cursor: pointer;
}

.video-progress::-webkit-slider-thumb {
  appearance: none;
  width: 1rem;
  height: 1rem;
  border: 2px solid white;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.28);
}

.video-progress::-moz-range-thumb {
  width: 1rem;
  height: 1rem;
  border: 2px solid white;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.28);
}

.video-time {
  display: inline-flex;
  gap: 0.25rem;
  align-items: center;
  min-width: 5.8rem;
  color: rgba(255, 255, 255, 0.9);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  font-weight: 900;
  white-space: nowrap;
}

.video-control {
  min-height: 2.35rem;
  padding: 0.45rem 0.68rem;
  border: 1px solid rgba(255, 250, 242, 0.22);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 250, 242, 0.11);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.76rem;
  font-weight: 900;
  white-space: nowrap;
  transition: background 160ms ease, transform 160ms ease;
}

.video-control:hover,
.video-control:focus-visible {
  background: rgba(255, 250, 242, 0.18);
  outline: none;
  transform: translateY(-1px);
}

.volume-control {
  display: flex;
  align-items: center;
  min-width: 0;
}

.video-volume {
  appearance: none;
  height: 0.44rem;
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.28);
  cursor: pointer;
}

.video-volume::-webkit-slider-thumb {
  appearance: none;
  width: 0.9rem;
  height: 0.9rem;
  border: 2px solid white;
  border-radius: 50%;
  background: var(--accent-2);
}

.video-volume::-moz-range-thumb {
  width: 0.9rem;
  height: 0.9rem;
  border: 2px solid white;
  border-radius: 50%;
  background: var(--accent-2);
}

.video-helper-text {
  position: absolute;
  right: 0.75rem;
  bottom: 5.25rem;
  left: 0.75rem;
  z-index: 7;
  margin: 0;
  padding: 0.75rem 0.85rem;
  border: 1px solid rgba(255, 250, 242, 0.22);
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.92);
  background: rgba(35, 26, 19, 0.82);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.28);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.4rem);
  transition: opacity 180ms ease, transform 180ms ease;
}

.native-video-frame.has-video-error .video-helper-text,
.native-video-frame.is-buffering .video-helper-text {
  opacity: 1;
  transform: translateY(0);
}

.native-video-frame.is-buffering .video-helper-text::before {
  content: "Buffering native video… ";
  color: var(--gold);
}

.native-video-frame.has-video-error .video-helper-text::before {
  content: "Video file not found. ";
  color: var(--gold);
}

.native-video-frame:fullscreen {
  width: 100vw;
  height: 100vh;
  aspect-ratio: auto;
  border-radius: 0;
}

.native-video-frame:fullscreen .native-video {
  height: 100vh;
  object-fit: contain;
}

.native-video-frame:fullscreen .custom-player-controls {
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
}

@media (max-width: 900px) {
  .custom-player-controls {
    grid-template-columns: auto minmax(0, 1fr) auto;
    border-radius: 24px;
  }

  .volume-control,
  .custom-player-controls [data-control="fullscreen"] {
    display: none;
  }
}

@media (max-width: 640px) {
  .video-top-badge {
    top: 0.55rem;
    left: 0.55rem;
    font-size: 0.62rem;
  }

  .custom-player-controls {
    right: 0.5rem;
    bottom: 0.5rem;
    left: 0.5rem;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 0.5rem;
    padding: 0.52rem;
  }

  .logo-play-toggle {
    width: 48px;
    height: 48px;
  }

  .logo-button-image {
    width: 40px;
    height: 40px;
  }

  .video-progress-area {
    grid-template-columns: 1fr;
    gap: 0.32rem;
  }

  .video-time {
    justify-content: space-between;
    min-width: 0;
    font-size: 0.7rem;
  }

  .video-control {
    display: none;
  }

  .video-helper-text {
    bottom: 4.55rem;
    font-size: 0.76rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .logo-play-toggle.is-bumping .logo-button-image,
  .logo-play-toggle.is-bumping .logo-button-ring {
    animation: none;
  }
}

/* ==============================
   Final polished evidence cards
================================= */

.source-figure {
  margin: 0;
}

.source-visual {
  position: relative;
  display: flex;
  min-height: 260px;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: 1rem;
  border: 1px solid rgba(95, 43, 18, 0.22);
  border-radius: var(--radius);
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(35, 26, 19, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(35, 26, 19, 0.04) 1px, transparent 1px),
    linear-gradient(135deg, rgba(255, 250, 242, 0.98), rgba(239, 227, 210, 0.9));
  background-size: 22px 22px, 22px 22px, auto;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45), var(--shadow-soft);
}

.source-visual::before {
  content: "";
  position: absolute;
  inset: 0.85rem;
  border: 1px solid rgba(143, 69, 25, 0.16);
  border-radius: calc(var(--radius) - 8px);
  pointer-events: none;
}

.source-visual::after {
  content: "";
  position: absolute;
  right: -3rem;
  bottom: -3rem;
  width: 9rem;
  height: 9rem;
  border-radius: 50%;
  background: rgba(143, 69, 25, 0.12);
}

.source-kicker,
.source-year {
  position: relative;
  z-index: 1;
  width: fit-content;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.source-kicker {
  padding: 0.34rem 0.58rem;
  border: 1px solid rgba(35, 26, 19, 0.12);
  border-radius: 999px;
  color: var(--accent-dark);
  background: rgba(255, 250, 242, 0.78);
}

.source-visual strong {
  position: relative;
  z-index: 1;
  display: block;
  max-width: 10ch;
  color: var(--ink);
  font-size: clamp(1.5rem, 2.5vw, 2.15rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.source-year {
  color: var(--surface);
  background: var(--accent-dark);
  padding: 0.42rem 0.62rem;
  border-radius: 0.6rem;
}

.source-visual p {
  position: relative;
  z-index: 1;
  max-width: 22ch;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.35;
}

.source-visual--steam {
  background:
    radial-gradient(circle at 88% 18%, rgba(29, 102, 105, 0.22), transparent 8rem),
    linear-gradient(135deg, rgba(255, 250, 242, 0.98), rgba(228, 214, 194, 0.95));
}

.source-visual--economy {
  background:
    radial-gradient(circle at 20% 18%, rgba(201, 139, 46, 0.24), transparent 8rem),
    linear-gradient(135deg, rgba(255, 250, 242, 0.98), rgba(239, 227, 210, 0.92));
}

.source-visual--factory {
  background:
    repeating-linear-gradient(90deg, rgba(35, 26, 19, 0.04) 0 4px, transparent 4px 14px),
    linear-gradient(135deg, rgba(255, 250, 242, 0.96), rgba(232, 219, 202, 0.94));
}

.source-visual--labor {
  background:
    radial-gradient(circle at 80% 74%, rgba(126, 45, 42, 0.18), transparent 8rem),
    linear-gradient(135deg, rgba(255, 250, 242, 0.98), rgba(239, 227, 210, 0.92));
}

.source-visual--law {
  background:
    linear-gradient(135deg, rgba(255, 250, 242, 0.98), rgba(225, 235, 232, 0.88));
}

.source-visual--critique {
  color: var(--surface);
  background:
    radial-gradient(circle at 80% 22%, rgba(201, 139, 46, 0.24), transparent 9rem),
    linear-gradient(135deg, rgba(35, 26, 19, 0.95), rgba(95, 43, 18, 0.92));
}

.source-visual--critique strong,
.source-visual--critique p {
  color: rgba(255, 250, 242, 0.92);
}

.source-visual--critique .source-kicker {
  color: white;
  background: rgba(255, 250, 242, 0.14);
  border-color: rgba(255, 250, 242, 0.22);
}

.source-visual--critique .source-year {
  color: var(--ink);
  background: var(--gold);
}

.source-card .source-links {
  margin-top: 0.7rem;
}

.source-card .source-links a {
  font-size: 0.74rem;
}

/* ==============================
   Final polished native video UI
================================= */

.media-card-video {
  grid-column: span 2;
}

.media-card-video .native-video-frame {
  min-height: 360px;
  border: 0;
  border-radius: calc(var(--radius) + 4px);
  background:
    radial-gradient(circle at 26% 18%, rgba(201, 139, 46, 0.28), transparent 14rem),
    linear-gradient(135deg, rgba(18, 14, 11, 0.98), rgba(73, 34, 16, 0.96));
  box-shadow: 0 24px 70px rgba(35, 26, 19, 0.26);
}

.video-scrim {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.18), transparent 34%),
    linear-gradient(0deg, rgba(0, 0, 0, 0.68), transparent 44%);
  pointer-events: none;
}

.native-video-frame[data-state="playing"] .video-scrim {
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.58), transparent 38%);
}

.media-card-video .native-video {
  position: absolute;
  inset: 0;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.96) contrast(1.04);
}

.media-card-video .video-top-badge {
  display: grid;
  gap: 0.12rem;
  min-width: 10.5rem;
  padding: 0.55rem 0.72rem;
  border-radius: 1rem;
  text-transform: none;
  letter-spacing: normal;
}

.video-top-badge span,
.video-top-badge small {
  display: block;
  font-family: Arial, Helvetica, sans-serif;
}

.video-top-badge span {
  font-size: 0.76rem;
  font-weight: 900;
}

.video-top-badge small {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.67rem;
  font-weight: 800;
}

.media-card-video .video-big-play {
  width: auto;
  height: auto;
  min-height: 4rem;
  gap: 0.65rem;
  padding: 0.74rem 1rem 0.74rem 0.82rem;
  border-radius: 999px;
  background: rgba(143, 69, 25, 0.88);
  backdrop-filter: blur(14px);
}

.big-play-icon {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-left: 0 !important;
  border-radius: 50%;
  background: rgba(255, 250, 242, 0.16);
}

.big-play-text {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.9rem;
  font-weight: 900;
}

.media-card-video .custom-player-controls {
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  grid-template-columns: auto minmax(0, 1fr) auto minmax(86px, 120px) auto;
  gap: 0.7rem;
  padding: 0.72rem;
  border-color: rgba(255, 250, 242, 0.18);
  border-radius: 1.25rem;
  background:
    linear-gradient(180deg, rgba(45, 31, 22, 0.86), rgba(20, 14, 10, 0.9));
}

.media-card-video .logo-play-toggle {
  width: 52px;
  height: 52px;
}

.media-card-video .logo-button-image {
  width: 44px;
  height: 44px;
}

.media-card-video .video-progress-area {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.7rem;
}

.video-timeline-row {
  display: grid;
  align-items: center;
  min-width: 0;
}

.media-card-video .video-progress {
  height: 0.58rem;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.media-card-video .video-control {
  min-height: 2.55rem;
  padding-inline: 0.78rem;
  background: rgba(255, 250, 242, 0.12);
}

.video-fallback-panel {
  position: absolute;
  inset: 50% auto auto 50%;
  z-index: 8;
  width: min(calc(100% - 2rem), 33rem);
  padding: 1.2rem;
  border: 1px solid rgba(255, 250, 242, 0.28);
  border-radius: var(--radius);
  color: white;
  background: rgba(35, 26, 19, 0.9);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(18px);
  transform: translate(-50%, -50%);
}

.video-fallback-panel[hidden] {
  display: none;
}

.video-fallback-panel .eyebrow {
  color: var(--gold);
}

.video-fallback-panel h3 {
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: -0.03em;
}

.video-fallback-panel p:not(.eyebrow) {
  margin-top: 0.6rem;
  color: rgba(255, 255, 255, 0.86);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.92rem;
}

.video-fallback-panel .source-links a {
  color: white;
  background: rgba(255, 250, 242, 0.12);
  border-color: rgba(255, 250, 242, 0.24);
}

.media-card-video .video-helper-text {
  right: 1rem;
  bottom: 5.75rem;
  left: auto;
  width: min(100% - 2rem, 28rem);
  border-radius: 1rem;
}

.native-video-frame.has-video-error .native-video {
  opacity: 0.25;
  filter: grayscale(0.35) contrast(1.04);
}

.native-video-frame.has-video-error .video-scrim {
  background: rgba(0, 0, 0, 0.36);
}

.native-video-frame.has-video-error .video-helper-text::before {
  content: "Source panel open. ";
}

.native-video-frame:fullscreen .video-fallback-panel {
  width: min(calc(100% - 2rem), 38rem);
}

@media (max-width: 1100px) {
  .media-card-video {
    grid-column: span 1;
  }
}

@media (max-width: 900px) {
  .media-card-video .native-video-frame {
    min-height: 320px;
  }

  .media-card-video .custom-player-controls {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }
}

@media (max-width: 640px) {
  .source-visual {
    min-height: 230px;
  }

  .media-card-video .native-video-frame {
    min-height: 260px;
  }

  .media-card-video .video-big-play {
    min-height: 3.4rem;
    padding: 0.56rem 0.72rem 0.56rem 0.58rem;
  }

  .big-play-icon {
    width: 2.1rem;
    height: 2.1rem;
  }

  .big-play-text {
    font-size: 0.78rem;
  }

  .media-card-video .custom-player-controls {
    right: 0.6rem;
    bottom: 0.6rem;
    left: 0.6rem;
    grid-template-columns: auto minmax(0, 1fr);
    border-radius: 1rem;
  }

  .media-card-video .video-progress-area {
    grid-template-columns: 1fr;
  }

  .video-fallback-panel {
    width: min(calc(100% - 1rem), 30rem);
    padding: 1rem;
  }

  .media-card-video .video-helper-text {
    right: 0.6rem;
    bottom: 4.9rem;
    left: 0.6rem;
    width: auto;
  }
}
/* ==============================
   Real primary-source image cards
================================= */

.source-image-frame {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  min-height: 260px;
  aspect-ratio: 4 / 5;
  padding: 0.78rem;
  border: 1px solid rgba(95, 43, 18, 0.22);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 80% 18%, rgba(201, 139, 46, 0.16), transparent 9rem),
    linear-gradient(135deg, rgba(255, 250, 242, 0.98), rgba(239, 227, 210, 0.92));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5), var(--shadow-soft);
}

.source-image-frame::before {
  content: "";
  position: absolute;
  inset: 0.55rem;
  border: 1px solid rgba(143, 69, 25, 0.14);
  border-radius: calc(var(--radius) - 8px);
  pointer-events: none;
}

.source-image-frame::after {
  content: "Primary source image";
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  z-index: 2;
  padding: 0.32rem 0.52rem;
  border: 1px solid rgba(35, 26, 19, 0.12);
  border-radius: 999px;
  color: var(--accent-dark);
  background: rgba(255, 250, 242, 0.88);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.source-image-frame--dark {
  background:
    radial-gradient(circle at 78% 18%, rgba(201, 139, 46, 0.22), transparent 9rem),
    linear-gradient(135deg, rgba(35, 26, 19, 0.96), rgba(95, 43, 18, 0.92));
}

.source-image-frame--dark::before {
  border-color: rgba(255, 250, 242, 0.16);
}

.source-image-frame--dark::after {
  color: white;
  background: rgba(35, 26, 19, 0.72);
  border-color: rgba(255, 250, 242, 0.2);
}

.source-image {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
  border-radius: calc(var(--radius-sm) - 2px);
  background: rgba(255, 250, 242, 0.94);
  box-shadow: 0 16px 38px rgba(35, 26, 19, 0.18);
  transition: transform 180ms ease;
}

.source-image-frame--dark .source-image {
  background: rgba(255, 250, 242, 0.9);
}

.source-card:hover .source-image {
  transform: scale(1.012);
}

@media (max-width: 640px) {
  .source-image-frame {
    min-height: 230px;
    padding: 0.62rem;
  }

  .source-image-frame::after {
    right: 0.58rem;
    bottom: 0.58rem;
    font-size: 0.6rem;
  }
}



@media (max-width: 640px) {
  .footer-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .footer-actions a {
    justify-content: center;
    width: 100%;
    text-align: center;
  }
}