/* last30days archive — card, type, and colour follow the shared shell tokens. */

:root {
  --bg: transparent;
  --bg-soft: var(--dx-card-solid, #ffffff);
  --bg-raised: var(--dx-card, rgb(255 255 255 / 0.94));
  --border: var(--dx-border, hsl(44 14% 80%));
  --text: var(--dx-text, #0d0b08);
  --text-dim: var(--dx-muted, #5c574f);
  --text-mute: var(--dx-muted, #5c574f);
  --teal: var(--dx-accent, #1d4ed8);
  --teal-deep: var(--dx-accent, #1d4ed8);
  --teal-glow: var(--dx-accent-soft, hsl(224 76% 48% / 0.12));
  --accent: var(--dx-accent, #1d4ed8);
  --accent-soft: var(--dx-accent-soft, hsl(224 76% 48% / 0.12));
  --amber: #7a5200;
  --amber-soft: rgba(122, 82, 0, 0.14);
  --danger-soft: #8f2f24;
  --success: #146b48;
  --success-soft: #e6f6ed;
  --shadow: var(--dx-shadow, 0 8px 24px hsl(0 0% 0% / 0.08));
  --radius: var(--dx-radius, 16px);
  --font: var(--dx-font, "Encode Sans", system-ui, sans-serif);
  --font-mono: ui-monospace, "IBM Plex Mono", monospace;
  --max: 960px;
  --touch: 44px;
}

html.dark {
  --bg-soft: var(--dx-card-solid, #1f1f1f);
  --bg-raised: var(--dx-card, rgb(31 31 31 / 0.94));
  --border: var(--dx-border, hsl(0 0% 26%));
  --text: var(--dx-text, #efeeec);
  --text-dim: var(--dx-muted, #b8b8b8);
  --text-mute: var(--dx-muted, #b8b8b8);
  --teal: var(--dx-accent, #60a5fa);
  --teal-deep: var(--dx-accent, #60a5fa);
  --teal-glow: var(--dx-accent-soft, hsl(213 94% 68% / 0.16));
  --accent: var(--dx-accent, #60a5fa);
  --accent-soft: var(--dx-accent-soft, hsl(213 94% 68% / 0.16));
  --shadow: var(--dx-shadow, 0 8px 24px hsl(0 0% 0% / 0.35));
  --amber: #e6c48a;
  --amber-soft: rgba(230, 196, 138, 0.18);
  --danger-soft: #f0b2a6;
  --success: #8ee0b4;
  --success-soft: rgba(62, 174, 113, 0.2);
}

* { box-sizing: border-box; }

.dx-card {
  background: var(--dx-card);
  color: var(--dx-text);
  border: 1px solid var(--dx-border);
  border-radius: var(--dx-radius);
  box-shadow: var(--dx-shadow);
}

html,
body,
#app,
#view-root {
  background: transparent;
  background-color: transparent;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--dx-text, #0d0b08);
  font-family: var(--dx-font, var(--font));
  -webkit-font-smoothing: antialiased;
}

body { padding-bottom: env(safe-area-inset-bottom); }

#app {
  max-width: var(--max);
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 100;
  transform: translateY(-160%);
  border-radius: var(--dx-radius-sm, 10px);
  background: var(--dx-text, #0d0b08);
  color: var(--dx-bg, #f6f4ef);
  padding: 0.65rem 0.85rem;
  font-weight: 700;
  min-height: var(--touch);
}
.skip-link:focus { transform: translateY(0); }

.dx-header .dx-actions {
  flex: 0 1 auto;
  min-width: 0;
}

.header-meta {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: var(--dx-font, var(--font));
  font-size: 0.75rem;
  color: var(--dx-muted);
  text-align: right;
  white-space: nowrap;
}

.dx-header .dong-theme-toggle {
  position: static;
  width: 44px;
  height: 44px;
  margin: 0;
  flex: none;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.dx-header .dong-theme-toggle__track {
  width: 44px;
  height: 28px;
  border: 1px solid var(--dx-border);
  border-radius: 999px;
  background: var(--dx-card);
  box-shadow: none;
}

#view-root {
  flex: 1;
  width: 100%;
  padding: 1rem 1rem 2.5rem;
}

#view-root:focus { outline: none; }

#view-root.is-detail {
  max-width: 720px;
  margin: 0 auto;
}

a {
  color: var(--teal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover { color: var(--teal-deep); }

.state-panel,
.empty {
  padding: 2rem 0.5rem;
  color: var(--text-mute);
  text-align: center;
}

.state-panel.error { color: var(--danger-soft); }

.eyebrow {
  display: block;
  color: var(--text-mute);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.learning-hero {
  padding: 1.2rem;
  margin-bottom: 0.75rem;
}

.hero-topline,
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-xp {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
}

.learning-hero h2,
.section-heading h2 {
  margin: 0;
  color: var(--text);
  letter-spacing: -0.025em;
}

.learning-hero h2 {
  margin: 0.35rem 0 0.5rem;
  font-size: clamp(1.25rem, 4.5vw, 1.75rem);
}

.learning-hero p {
  margin: 0;
  max-width: 38rem;
  color: var(--text-dim);
  font-size: 0.92rem;
}

.status-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.45rem;
  margin-top: 1rem;
}

.status-stats > * {
  min-width: 0;
  min-height: 62px;
  border: 1px solid var(--dx-border);
  border-radius: var(--dx-radius-sm, 10px);
  background: var(--dx-card-solid);
  color: var(--dx-text);
  font: inherit;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.3rem;
}

.status-stats strong {
  display: block;
  font-size: 1.2rem;
  line-height: 1.1;
}

.status-stats span {
  display: block;
  margin-top: 0.25rem;
  color: var(--text-mute);
  font-size: 0.68rem;
  font-weight: 600;
}

.home-section { margin: 0 0 1.6rem; }

.section-heading { margin: 0 0 0.7rem; }

.section-heading h2 {
  margin-top: 0.15rem;
  font-size: 1.08rem;
}

.search-row {
  display: flex;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
}

.search-input {
  flex: 1;
  appearance: none;
  width: 100%;
  min-width: 0;
  min-height: var(--touch);
  border: 1px solid var(--dx-border);
  background: var(--dx-card-solid);
  color: var(--dx-text);
  border-radius: 999px;
  padding: 0.7rem 1rem;
  font: inherit;
  font-size: 0.95rem;
  outline: none;
}

.search-input::placeholder { color: var(--text-mute); }

.search-input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-glow);
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  min-height: var(--touch);
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--dx-border);
  border-radius: 999px;
  background: var(--dx-card-solid);
  color: var(--dx-muted);
  font-family: var(--dx-font, var(--font));
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  align-self: center;
}

.video-grid,
.report-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.65rem;
}

.video-card,
.report-card {
  display: block;
  width: 100%;
  text-align: left;
  text-decoration: none;
  color: inherit;
  padding: 0.9rem 1rem;
  font: inherit;
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.video-card:hover,
.report-card:hover {
  border-color: color-mix(in srgb, var(--teal) 55%, var(--border));
  box-shadow: var(--shadow);
  color: inherit;
}

.video-card-top {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
}

.video-card-thumb-wrap {
  position: relative;
  flex-shrink: 0;
  width: 128px;
  height: 72px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-soft);
}

.video-card-thumb {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-card-thumb-empty {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--teal-glow), var(--bg-soft) 55%, var(--border));
}

.video-card-body { min-width: 0; flex: 1; }

.video-card-title {
  font-weight: 650;
  font-size: 0.95rem;
  line-height: 1.35;
  margin: 0 0 0.35rem;
}

.video-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.7rem;
  font-size: 0.78rem;
  color: var(--text-mute);
}

.video-card-labels {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.5rem;
}

.video-card .summary,
.report-card .summary {
  margin: 0.65rem 0 0;
  color: var(--text-dim);
  font-size: 0.82rem;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.badge {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  border-radius: 999px;
  padding: 0.16rem 0.48rem;
  font-size: 0.75rem;
  font-weight: 750;
  line-height: 1.1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-family: var(--dx-font, var(--font));
}

.badge.full {
  background: var(--success-soft);
  color: var(--success);
}

.badge.provisional {
  background: var(--amber-soft);
  color: var(--amber);
}

.empty-archive,
.empty-state {
  grid-column: 1 / -1;
  padding: 3rem 1rem;
  color: var(--dx-muted);
  text-align: center;
}

.empty-archive h2,
.empty-state h2 {
  margin: 0.6rem 0 0.25rem;
  color: var(--text);
  font-size: 1rem;
}

.empty-archive p,
.empty-state p {
  margin: 0;
  font-size: 0.8rem;
}

.no-results {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-mute);
  font-size: 0.9rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  min-height: var(--touch);
  gap: 0.4rem;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 750;
  text-decoration: none;
  margin-bottom: 0.75rem;
  padding: 0;
  cursor: pointer;
}

.back-link:hover { color: var(--teal-deep); }

.report-view { max-width: 100%; }

.report-hero { margin-bottom: 1.5rem; }

.report-hero-img-wrap {
  margin: 0 0 1.15rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-soft);
  box-shadow: var(--shadow);
}

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

.report-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.75rem;
  margin-bottom: 0.55rem;
}

.report-kicker .date,
.report-kicker .topic-label {
  font-size: 0.78rem;
  color: var(--text-mute);
}

.report-view h1 {
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin: 0 0 0.65rem;
}

.report-lede {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.98rem;
  line-height: 1.55;
  max-width: 42rem;
}

.section-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin: 0 0 0.75rem;
}

.synthesis,
.patterns,
.stats-footer {
  border-top: 1px solid var(--border);
  padding-top: 1.35rem;
  margin-bottom: 1.75rem;
}

.synthesis-body {
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.6;
}

.synthesis-body > *:first-child { margin-top: 0; }

.synthesis-body h2,
.synthesis-body h3 {
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 1.35rem 0 0.65rem;
  color: var(--text);
}

.synthesis-body h2 { font-size: 1.15rem; }
.synthesis-body h3 { font-size: 1.02rem; }

.synthesis-body p {
  margin: 0 0 0.85rem;
  color: var(--text-dim);
}

.synthesis-body ul,
.synthesis-body ol {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
  color: var(--text-dim);
}

.synthesis-body li { margin-bottom: 0.4rem; }

.synthesis-body strong {
  color: var(--text);
  font-weight: 650;
}

.synthesis-body blockquote {
  margin: 1rem 0;
  padding: 0.65rem 1rem;
  border-left: 3px solid var(--teal);
  background: var(--teal-glow);
  color: var(--text);
  border-radius: 0 10px 10px 0;
}

.patterns h2 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.85rem;
}

.pattern-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  counter-reset: pattern;
}

.pattern-list li {
  counter-increment: pattern;
  position: relative;
  min-height: var(--touch);
  padding: 0.85rem 1rem 0.85rem 3.1rem;
  border: 1px solid var(--dx-border);
  border-radius: var(--dx-radius);
  background: var(--dx-card-solid);
  color: var(--dx-muted);
  font-size: 0.9rem;
}

.pattern-list li::before {
  content: counter(pattern, decimal-leading-zero);
  position: absolute;
  left: 0.9rem;
  top: 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: 0.04em;
}

.stats-footer-body {
  font-size: 0.85rem;
  color: var(--text-mute);
}

.stats-footer-body p { margin: 0 0 0.5rem; }

.report-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-mute);
  padding: 0.75rem 0 0;
  border-top: 1px dashed var(--border);
}

.site-footer {
  margin: auto 0.75rem calc(0.75rem + env(safe-area-inset-bottom));
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 1rem;
  font-size: 0.8rem;
  color: var(--dx-muted);
}

.site-footer a {
  color: var(--dx-muted);
  text-decoration: none;
  min-height: var(--touch);
  min-width: 0;
  display: inline-flex;
  align-items: center;
  overflow-wrap: anywhere;
}

.site-footer a:hover { color: var(--teal); }

code {
  display: inline-block;
  margin-top: 0.35rem;
  padding: 0.35rem 0.5rem;
  background: var(--bg-soft);
  border-radius: 8px;
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
[tabindex="0"]:focus-visible {
  outline: 2px solid var(--dx-accent, #1d4ed8);
  outline-offset: 2px;
}

@media (min-width: 720px) {
  #view-root { padding: 1.25rem 1.5rem 2.75rem; }

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

  .learning-hero { padding: 1.25rem; }
}

@media (max-width: 520px) {
  #header-meta { display: none; }

  #view-root { padding-inline: 0.75rem; }

  .search-row { flex-direction: column; }

  .filter-chip { align-self: flex-start; }

  .video-card,
  .report-card { padding: 0.75rem; }

  .video-card-top { gap: 0.6rem; }

  .video-card-thumb-wrap {
    width: 112px;
    height: 63px;
  }

  .video-card-title { font-size: 0.86rem; }

  .video-card-meta {
    gap: 0.3rem 0.5rem;
    font-size: 0.7rem;
  }

  .video-card-labels {
    margin-left: calc(-112px - 0.6rem);
    padding-top: 0.5rem;
  }
}

@media (max-width: 360px) {
  .status-stats { gap: 0.3rem; }
  .status-stats span { font-size: 0.61rem; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}