/* ============================================================
   When the Corn Belt Met the Satellites
   Data-journalism aesthetic · DSC 106 Final Project
   ============================================================ */

:root {
  /* Palette */
  --bg:        #FAF7F2;
  --bg-tint:   #F2EDE3;
  --bg-dark:   #15191F;
  --ink:       #1A1A1A;
  --ink-soft:  #4A4A4A;
  --ink-mute:  #8A8A8A;
  --rule:      #E3DCCE;
  --rule-soft: #EEE7D8;

  --iowa:    #E0A82E;
  --iowa-dk: #B8861C;
  --kansas:  #6FA34B;
  --kansas-dk:#4F7E32;
  --texas:   #C85A4D;
  --texas-dk:#9A3A2F;
  --accent:  #1F4E79;
  --accent-soft:#D8E4F0;

  /* Typography */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', 'Menlo', monospace;

  /* Layout */
  --maxw-narrow: 720px;
  --maxw-wide:   1200px;
  --pad-x:       clamp(1.25rem, 4vw, 2.5rem);
  --section-y:   clamp(5rem, 10vw, 8rem);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--accent); text-decoration: none; border-bottom: 1px solid var(--accent-soft); }
a:hover { border-bottom-color: var(--accent); }

/* ====== Layout ====== */
.container {
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}
.container.narrow { max-width: var(--maxw-narrow); }
.container.wide   { max-width: var(--maxw-wide); }

.section {
  padding-top: var(--section-y);
  padding-bottom: var(--section-y);
  position: relative;
}
.section-tint { background: var(--bg-tint); }
.section-dark { background: var(--bg-dark); color: #EFE9DD; }

/* ====== Typography ====== */
.kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 1rem;
}
.section-dark .kicker { color: #B5AC95; }

.display {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 1.5rem;
  font-variation-settings: "opsz" 144;
}
.display.light { color: #F7F2E4; }

.lede {
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
  line-height: 1.65;
  color: var(--ink-soft);
  margin: 0 0 2.5rem;
  max-width: 62ch;
}
.lede.light { color: #C7BFAB; }

/* Stakes paragraph — sits between a section's kicker and its display
   heading, framing the real-world cost of the problem before the
   rhetorical punchline lands. Accent left border signals "this is the
   why-care beat", visually distinct from the explanatory lede that
   follows the heading. */
.stakes {
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 1.5rem;
  max-width: 62ch;
  border-left: 3px solid var(--accent);
  padding: 0.1rem 0 0.1rem 1.1rem;
}

.ink-gold { color: var(--iowa-dk); font-style: italic; font-variation-settings: "opsz" 144; }
.ink-blue { color: var(--accent); font-style: italic; font-variation-settings: "opsz" 144; }

/* ====== HERO ====== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 6rem var(--pad-x) 4rem;
}
.hero-bg {
  position: absolute; inset: 0;
  z-index: 0;
  pointer-events: none;
}
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(26,26,26,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(26,26,26,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 40%, black 30%, transparent 75%);
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 980px; margin: 0 auto;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 1.5rem;
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0 0 1.8rem;
  font-variation-settings: "opsz" 144;
}
.hero-sub {
  font-size: clamp(1.1rem, 1.6vw, 1.35rem);
  color: var(--ink-soft);
  max-width: 64ch;
  line-height: 1.55;
  margin: 0 0 3rem;
}
.state-tag {
  display: inline-block;
  padding: 0.02em 0.55em 0.06em;
  border-radius: 3px;
  font-weight: 600;
  background: transparent;
  border: 1.5px solid currentColor;
  font-variant-numeric: tabular-nums;
}
.state-tag.iowa   { color: var(--iowa-dk); }
.state-tag.kansas { color: var(--kansas-dk); }
.state-tag.texas  { color: var(--texas-dk); }

/* hero stats strip — small data badges below the subtitle */
.hero-stats {
  list-style: none;
  padding: 0;
  margin: 0 0 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 2.25rem 2.5rem;
}
.hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  border-left: 1px solid var(--rule);
  padding-left: 1rem;
}
.hero-stats li:first-child { border-left: none; padding-left: 0; }
.hero-stats strong {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.55rem;
  line-height: 1;
  color: var(--ink);
  font-variation-settings: "opsz" 144;
  font-variant-numeric: tabular-nums;
}
.hero-stats span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  white-space: nowrap;
}

/* slim editorial divider */
.hero-rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0 0 2rem;
  max-width: 360px;
}

/* hero meta — byline stacked above the video pill */
.hero-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.4rem;
  margin-bottom: 2.75rem;
}
.byline {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.byline-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.byline-names {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.1rem;
  line-height: 1.35;
  color: var(--ink);
  font-variation-settings: "opsz" 144;
}
.byline-pub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  margin-top: 0.15rem;
}
.video-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 1.15rem 0.55rem 0.55rem;
  background: var(--ink);
  color: var(--bg) !important;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  border: none !important;
  text-decoration: none;
  transition: background 150ms ease, transform 150ms ease, box-shadow 150ms ease;
}
.video-pill:hover {
  background: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(31,78,121,0.22);
}
.video-icon {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(255,255,255,0.14);
  font-size: 0.7rem;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.scroll-hint {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.scroll-arrow {
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, var(--ink-mute) 0%, transparent 100%);
  position: relative;
  animation: arrow-pulse 1.8s ease-in-out infinite;
}
.scroll-arrow::after {
  content: '';
  position: absolute;
  left: -3px; bottom: 0;
  width: 7px; height: 7px;
  border-right: 1px solid var(--ink-mute);
  border-bottom: 1px solid var(--ink-mute);
  transform: rotate(45deg);
}
@keyframes arrow-pulse {
  0%, 100% { opacity: 0.4; transform: translateY(0); }
  50%      { opacity: 1; transform: translateY(8px); }
}

/* ====== Intro map ====== */
.intro-map {
  width: 100%;
  /* Slightly taller now to give hover callouts room outside the
     state geometry. */
  height: clamp(440px, 56vw, 640px);
  margin: 1rem 0 0.5rem;
}

/* The animated hover callouts emerge from each highlighted state.
   Pointer-events stay off on the layer so they never block hovering
   the underlying focus-state polygons. */
.intro-map .focus-state {
  transition: fill-opacity 200ms ease, stroke-width 200ms ease;
}
.intro-map .focus-state:hover {
  fill-opacity: 0.78;
  stroke-width: 2;
}

/* Small mono-style hint pinned under the map */
.map-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
  margin: 0 0 2.5rem;
}
.map-hint strong {
  color: var(--ink);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.map-hint-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  animation: hint-pulse 1.8s ease-in-out infinite;
}
@keyframes hint-pulse {
  0%, 100% { transform: scale(1);   opacity: 0.55; }
  50%      { transform: scale(1.4); opacity: 1; }
}

/* ====== State cards ====== */
.state-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}
.state-card {
  padding: 1.75rem 1.5rem 1.5rem;
  border-radius: 14px;
  background: white;
  border: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}
.state-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}
.state-card.iowa::before   { background: var(--iowa); }
.state-card.kansas::before { background: var(--kansas); }
.state-card.texas::before  { background: var(--texas); }
.state-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.6rem;
  margin: 0 0 0.25rem;
  font-variation-settings: "opsz" 144;
}
.state-card .crop-name {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 1.25rem;
}
.state-card.iowa   h3 { color: var(--iowa-dk); }
.state-card.kansas h3 { color: var(--kansas-dk); }
.state-card.texas  h3 { color: var(--texas-dk); }

.crop-icon {
  width: 48px; height: 48px;
  margin-bottom: 1rem;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
}
.crop-icon[data-crop="corn"]   { background: rgba(224,168,46,0.15); }
.crop-icon[data-crop="wheat"]  { background: rgba(111,163,75,0.15); }
.crop-icon[data-crop="cotton"] { background: rgba(200,90,77,0.15); }
.crop-icon[data-crop="corn"]::before   { content: '🌽'; }
.crop-icon[data-crop="wheat"]::before  { content: '🌾'; }
.crop-icon[data-crop="cotton"]::before { content: '☁️'; }

.state-stats {
  list-style: none;
  padding: 0; margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.state-stats li span {
  display: inline-block;
  font-weight: 600;
  color: var(--ink);
  margin-right: 0.35rem;
}

/* ====== Prefs callout — master site-wide temperature unit selector.
   Lives in the Conflict section, just before readers first encounter
   choropleth controls. Designed to draw attention as an editorial
   "pick your unit" moment, not a settings cog. ====== */
.prefs-callout {
  margin: 2.25rem auto 0;
  padding: 1.65rem 1.85rem;
  background: linear-gradient(135deg, #FFFFFF 0%, #F4EEDD 100%);
  border: 1px solid var(--rule);
  border-left: 5px solid var(--accent);
  border-radius: 14px;
  box-shadow: 0 14px 36px rgba(31, 78, 121, 0.08);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.25rem 1.5rem;
  align-items: center;
  max-width: 720px;
}
.prefs-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}
.prefs-content {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}
.prefs-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}
.prefs-question {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.15rem, 1.7vw, 1.4rem);
  line-height: 1.2;
  color: var(--ink);
  margin: 0;
  font-variation-settings: "opsz" 144;
  letter-spacing: -0.01em;
}
.prefs-question em {
  font-style: italic;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.prefs-hint {
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0;
  max-width: 60ch;
}

/* Larger toggle variant — used only inside the prefs callout to make
   the choice unmissable. */
.unit-toggle.large {
  padding: 5px;
}
.unit-toggle.large .unit-btn {
  padding: 0.65rem 1.15rem;
  font-size: 1.05rem;
  font-weight: 700;
}

/* Mobile / narrow viewport: stack callout vertically */
@media (max-width: 640px) {
  .prefs-callout {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .prefs-callout .unit-toggle.large { justify-self: start; }
}

/* ====== Reveal spotlight (single full-width County View) ====== */
.reveal-card {
  margin: 1rem 0 2rem;
  background: white;
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 1.75rem 2rem;
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.reveal-spotlight {
  border-color: var(--accent);
  box-shadow: 0 14px 36px rgba(31, 78, 121, 0.10);
}
.reveal-card figcaption {
  margin-bottom: 1rem;
  max-width: 70ch;
}
.reveal-card h4 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 0 0 0.4rem;
  font-weight: 600;
  letter-spacing: -0.005em;
}
.reveal-card figcaption p {
  font-size: 0.98rem;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
}
.reveal-card figcaption strong {
  color: var(--ink);
  font-weight: 600;
}
.map-frame {
  width: 100%;
  /* Single full-width map deserves more vertical room than the old
     side-by-side panes — the state-mean labels need space to breathe. */
  height: clamp(440px, 50vw, 600px);
}

.reveal-control {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  background: white;
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 1rem 1.25rem;
}
.reveal-control label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.reveal-control select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
}
.reveal-control input[type="range"] {
  flex: 1;
  min-width: 200px;
  accent-color: var(--accent);
}
.reveal-control strong {
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
}

/* ====== Time Machine scrollytelling ====== */
/* Bump max-width past the default 1200 — county hover targeting
   needs horizontal room. Selector specificity matches `.container.wide`. */
.container.wide.tm-scrolly-wrap {
  position: relative;
  max-width: 1500px;
}
.tm-sticky-stage {
  position: sticky;
  top: 4vh;
  z-index: 5;
}
.tm-steps {
  position: relative;
  margin-top: 30vh;          /* gap before scene 0 fires so user reads the stage first */
  pointer-events: none;       /* never block hovering the sticky maps */
}
.tm-step {
  height: 90vh;
  pointer-events: none;
}
.tm-step:first-child { height: 50vh; }     /* shorter so scene 0 fires fast */
.tm-step-final { height: 80vh; }

/* ====== Time Machine ====== */
.tm-shell {
  background: white;
  border: 1px solid var(--rule);
  border-radius: 18px;
  padding: clamp(1rem, 2vw, 1.5rem);
  box-shadow: 0 24px 60px rgba(20,20,20,0.06);
  position: relative;
}

/* Caption banner at the top of the sticky shell */
.tm-caption {
  background: linear-gradient(135deg, var(--bg-tint) 0%, #F7F1E0 100%);
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  padding: 0.85rem 1.1rem 0.95rem;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: opacity 220ms ease;
}
.tm-caption .cap-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.cap-sep { color: var(--ink-mute); }
.tm-caption h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.1rem, 1.7vw, 1.45rem);
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.01em;
}
.tm-caption p {
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0;
  max-width: 80ch;
}
/* fade caption when applied */
.tm-caption.swap { opacity: 0; }

/* state-focus emphasis during scenes */
.tm-map-wrap {
  transition: opacity 250ms ease, transform 250ms ease;
}
.tm-map-wrap.dim {
  opacity: 0.38;
  transform: scale(0.985);
}
.tm-map-wrap.focus {
  box-shadow: 0 0 0 2px var(--accent), 0 8px 22px rgba(31,78,121,0.18);
}

/* Reset button (sits in the controls row) */
.tm-reset {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 150ms ease;
  margin-left: auto;
}
.tm-reset:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.reset-icon {
  font-size: 0.95rem;
  display: inline-block;
}

/* Map heights — scale with viewport height so the sticky card uses the
   real vertical space available on tall screens. Texas is height-limited
   by its shape, so vertical room is what actually makes each Texas
   county bigger. Cap chosen so the sticky shell still fits 1080p. */
.tm-shell .tm-map {
  height: clamp(260px, 52vh, 720px) !important;
}
/* Slightly tighter inner padding so more space goes to the maps. */
.tm-shell { padding: clamp(0.9rem, 1.6vw, 1.4rem); }
.tm-map-wrap { padding: 0.6rem; }
.tm-controls {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
.tm-control-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.play-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.2rem;
  background: var(--ink);
  color: var(--bg);
  border: none;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 150ms ease;
}
.play-btn:hover { background: var(--accent); }
.play-btn.playing .play-icon::before { content: '❚❚'; }
.play-icon { font-size: 0.85rem; }
.play-icon::before { content: '▶'; }

.tm-var-toggle {
  display: inline-flex;
  background: var(--bg-tint);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
}

/* °C / °F unit toggle — site-wide. Single instance, lives inside
   the Setup section's prefs-bar. Its effect propagates to every
   chart and inline temperature number on the page. */
.unit-toggle {
  display: inline-flex;
  align-items: center;
  background: var(--bg-tint);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
}
.unit-btn {
  padding: 0.45rem 0.75rem;
  border: none;
  background: transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 150ms ease;
  font-variant-numeric: tabular-nums;
}
.unit-btn:hover { color: var(--ink); }
.unit-btn.active {
  background: white;
  color: var(--accent);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.var-btn {
  padding: 0.5rem 1rem;
  border: none;
  background: transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 150ms ease;
}
.var-btn:hover { color: var(--ink); }
.var-btn.active {
  background: white;
  color: var(--accent);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.month-scrubber {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
}
.month-scrubber input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  margin: 0;
}
.month-ticks {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}
.month-ticks span { text-align: center; }
.month-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.month-label {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ink);
}
.month-helper {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.tm-stage {
  display: grid;
  grid-template-columns: 0.7fr 0.9fr 1.4fr;
  gap: 1rem;
  margin: 1.5rem 0 1rem;
}
@media (max-width: 800px) {
  .tm-stage { grid-template-columns: 1fr; }
}
.tm-map-wrap {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
}
.tm-map-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.4rem;
}
.tm-map-header h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}
#tm-iowa  .tm-map-header h4 { color: var(--iowa-dk); }
#tm-kansas .tm-map-header h4 { color: var(--kansas-dk); }
#tm-texas  .tm-map-header h4 { color: var(--texas-dk); }
.muted {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.tm-map {
  flex: 1;
  width: 100%;
  height: clamp(220px, 26vw, 340px);
}

.tm-legend {
  margin: 0.5rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.legend-band {
  height: 12px;
  border-radius: 6px;
}
.legend-axis {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
}

.tm-hover-panel {
  background: var(--bg-tint);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  /* Locked to a single height that fits the sparkline + meta column.
     Stops the sticky shell from reflowing every time the user moves
     between counties — which on small viewports causes the cursor's
     viewport position to shift, firing mouseleave/enter in a loop
     ("hover jitter"). Placeholder text floats centred in the empty
     space; populated content fits comfortably. */
  height: 178px;
  display: flex;
  align-items: center;
  box-sizing: border-box;
}
/* Inner content also pinned so the grid layout doesn't reflow */
.hover-content {
  height: 100%;
  align-content: center;
}
.hover-spark {
  height: 110px;
}
.hover-placeholder {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}
.hover-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: center;
  width: 100%;
}
.hover-meta h5 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.2rem;
}
.hover-meta .sub {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hover-stats {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  margin-top: 0.4rem;
}
.hover-stats div span {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  display: block;
}
.hover-stats div small {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ====== Counties ======
   Stroke colour is set per-county in JS (adaptiveStroke) based on the
   fill's perceptual lightness, so boundaries stay visible whether the
   county is filled with a pale or a saturated tone. */
.county {
  stroke-width: 0.55;
  cursor: pointer;
  transition: stroke 120ms ease, stroke-width 120ms ease;
}
.county:hover, .county.active {
  stroke: var(--ink);
  stroke-width: 1.5;
}
.state-outline {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.2;
  pointer-events: none;
}

/* ====== Radial calendar ====== */
.radial-calendar {
  width: 100%;
  /* Tall enough that peak labels at outerR + 50 (with same-month
     entries spread angularly around the month spoke) clear the SVG
     viewBox at the bottom-most position (peak at July, month 7). */
  height: clamp(560px, 60vw, 760px);
}
.legend-row {
  display: flex;
  gap: 1.5rem 2rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  margin-top: 1.25rem;
  color: #C7BFAB;
}
.lg-group {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}
.lg-divider {
  width: 1px; height: 18px;
  background: #3F4554;
  display: inline-block;
}
.lg-dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  margin-right: 0.35rem;
  vertical-align: middle;
}
.lg-dot.iowa { background: var(--iowa); }
.lg-dot.kansas { background: var(--kansas); }
.lg-dot.texas { background: var(--texas); }
.lg-ring {
  display: inline-block;
  width: 18px; height: 0;
  border-top: 1.5px dashed #8C8775;
  vertical-align: middle;
  margin-right: 0.35rem;
}
.lg-pill {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid #3F4554;
  border-radius: 999px;
  color: #C7BFAB;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
}
.muted-rings { color: #8C8775; }

/* ====== Scatter ====== */
.state-filter {
  display: inline-flex;
  background: var(--bg-tint);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
  margin-bottom: 1.5rem;
}
.filter-btn {
  padding: 0.5rem 1rem;
  border: none;
  background: transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 150ms ease;
}
.filter-btn:hover { color: var(--ink); }
.filter-btn.active {
  background: white;
  color: var(--accent);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.scatter-grid {
  display: grid;
  grid-template-columns: 1fr;     /* stacked — each chart takes full width */
  gap: 1.75rem;
}
.scatter-card {
  margin: 0;
  background: white;
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 1.5rem;
}

/* Stacked controls — state filter (primary) above climate-variable
   sub-tabs (secondary). `align-items: flex-start` so each row hugs
   its content instead of stretching across the full container — the
   pills then sit at their natural widths and the empty right gutter
   disappears. */
.scatter-controls {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
  align-items: flex-start;
}

/* Both rows share label-then-pill flex layout. Shared min-width on
   the eyebrow lines up the two pills under each other so the row
   structure reads as a single labeled rhythm rather than two
   independent strips. */
.scatter-toprow,
.scatter-subtabs {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Sub-tab row — slightly indented with an L-shaped connector tucked
   in to imply "this drills further into whatever the state filter
   has selected". */
.scatter-subtabs {
  padding-left: 1.5rem;
  position: relative;
  animation: subtab-rise 420ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.scatter-subtabs::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: -0.35rem;
  width: 0.7rem;
  height: 1.1rem;
  border-left: 1.5px solid var(--rule);
  border-bottom: 1.5px solid var(--rule);
  border-bottom-left-radius: 6px;
  opacity: 0.7;
}

/* Shared eyebrow label — small uppercase mono caption that prefixes
   each control row. min-width aligns the pills under each other. */
.control-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  min-width: 8.5rem;
}

/* state-filter's stand-alone margin-bottom would otherwise add extra
   space inside the new control stack — neutralise it here. */
.scatter-controls .state-filter {
  margin-bottom: 0;
}

@keyframes subtab-rise {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Variable sub-tab pill — visually a quieter, smaller cousin of the
   state filter pill. Same shape language, scaled down to read as
   secondary. */
.scatter-var-toggle {
  display: inline-flex;
  background: var(--bg-tint);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}
.scatter-var-btn {
  padding: 0.38rem 0.9rem;
  border: none;
  background: transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink-soft);
  cursor: pointer;
  transition:
    background 220ms ease,
    color 220ms ease,
    transform 260ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 220ms ease;
}
.scatter-var-btn:hover { color: var(--ink); }
.scatter-var-btn.active {
  background: white;
  color: var(--accent);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  transform: scale(1.04);
}

/* Variable-switch fade — chrome and chart frame briefly dim & nudge
   down so the swap reads as a deliberate transition, not a jump cut.
   D3 then handles the actual axis / dot animation on rebuild. */
.scatter-card-single h4,
.scatter-card-single .figure-sub,
.scatter-card-single .figure-note,
.scatter-card-single .scatter-frame {
  transition: opacity 220ms ease, transform 280ms cubic-bezier(0.22, 1, 0.36, 1);
}
.scatter-card-single.var-switching h4,
.scatter-card-single.var-switching .figure-sub,
.scatter-card-single.var-switching .figure-note,
.scatter-card-single.var-switching .scatter-frame {
  opacity: 0;
  transform: translateY(6px);
}
.scatter-card h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.2rem;
}
.figure-sub {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  margin: 0 0 0.55rem;
}

/* Per-chart "insight" sentence(s) — sits below the mono axis info,
   delivers the one thing the reader should take away from each plot. */
.figure-note {
  font-family: var(--font-body);
  font-size: 0.93rem;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 1.1rem;
  max-width: 75ch;
}
.figure-note strong {
  color: var(--ink);
  font-weight: 600;
}
.scatter-frame {
  width: 100%;
  /* Fixed height — the variable-tab switch shouldn't reflow the
     chart's vertical footprint, and a stable size also prevents
     subtle jitter on small viewport-width changes. */
  height: 600px;
}

/* Methodology note — subtle, sits below the two scatter charts. Signals
   that overlaps are intentional, not a rendering bug. */
.method-note {
  margin-top: 1.75rem;
  padding: 1rem 1.25rem 1.05rem;
  border-left: 3px solid var(--ink-mute);
  background: rgba(255, 255, 255, 0.55);
  border-radius: 0 8px 8px 0;
  max-width: 70ch;
}
.method-note .note-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.35rem;
}
.method-note p {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.93rem;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
}
.method-note em {
  font-style: normal;
  color: var(--ink);
  font-weight: 600;
}
/* Dark-section variant (e.g. Lifecycle radial calendar) — recolour for
   the navy background so the note still reads as a tidy callout. */
.section-dark .method-note {
  background: rgba(255, 255, 255, 0.04);
  border-left-color: #6B6B6B;
  margin-left: auto;
  margin-right: auto;
  margin-top: 4.75rem;
}
.section-dark .method-note .note-eyebrow {
  color: #8C8775;
}
.section-dark .method-note p {
  color: #C7BFAB;
}
.section-dark .method-note em {
  color: #F0E9D9;
}

/* ====== Day-night ====== */
.day-night-chart {
  width: 100%;
  height: clamp(380px, 45vw, 520px);
}

/* ====== Takeaways ====== */
.takeaway-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.takeaway-card {
  background: white;
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 2rem 1.75rem;
  position: relative;
}
.big-number {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 300;
  line-height: 1;
  color: var(--accent);
  margin-bottom: 1rem;
  font-variation-settings: "opsz" 144;
}
.takeaway-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 0 0 0.8rem;
}
.takeaway-card p {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.55;
}

/* ====== Warning banner — the "one warning" promised in the section
         heading. Dark ground + Texas-red accent so it reads as the
         single most urgent piece of the page. ====== */
.takeaway-warning {
  margin: 0.5rem 0 3rem;
  padding: 2.25rem 2.5rem;
  border-radius: 14px;
  background: var(--bg-dark);
  color: #EFE9DD;
  border-left: 6px solid var(--texas);
  box-shadow: 0 16px 40px rgba(20,20,20,0.10);
}
.warning-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--texas);
  margin-bottom: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}
.warning-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--texas);
  color: white;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  line-height: 1;
  padding-bottom: 1px;
}
.takeaway-warning h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.35rem, 2.2vw, 1.7rem);
  line-height: 1.2;
  color: #F7F2E4;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}
.takeaway-warning p {
  font-size: 1rem;
  line-height: 1.6;
  color: #C7BFAB;
  margin: 0;
  max-width: 78ch;
}
.takeaway-warning em {
  font-style: italic;
  color: #F0E9D9;
  font-weight: 500;
}

/* ====== Process box ====== */
.process-box {
  margin-top: 2rem;
  padding: 2rem 2.25rem;
  background: var(--bg-tint);
  border-radius: 14px;
  border-left: 4px solid var(--accent);
}
.process-heading {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin: 0 0 1rem;
}
.process-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
@media (max-width: 720px) {
  .process-grid { grid-template-columns: 1fr; }
}
.process-grid h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 0.6rem;
}
.process-grid ul {
  margin: 0; padding-left: 1.1rem;
  font-size: 0.93rem; color: var(--ink-soft);
  line-height: 1.55;
}
.process-grid li { margin-bottom: 0.5rem; }
.process-grid em { color: var(--ink); font-style: italic; }

/* ====== Footer ====== */
.site-footer {
  padding: 3rem 0 4rem;
  border-top: 1px solid var(--rule);
  background: var(--bg);
}
.footer-credits {
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin: 0 0 1.5rem;
}
.footer-sources {
  display: grid;
  grid-template-columns: minmax(180px, 220px) 1fr;
  gap: 0.45rem 1.5rem;
  margin: 0 0 1.75rem;
  padding: 1rem 1.25rem;
  background: var(--bg-tint);
  border-radius: 8px;
  border-left: 3px solid var(--ink-mute);
}
.footer-sources dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  align-self: baseline;
}
.footer-sources dd {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.45;
}
.footer-sources dd a {
  color: var(--ink);
  border-bottom-color: var(--rule);
}
.footer-sources dd a:hover {
  border-bottom-color: var(--accent);
  color: var(--accent);
}
.footer-sources dd strong {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--ink);
}
@media (max-width: 600px) {
  .footer-sources { grid-template-columns: 1fr; gap: 0.2rem 0; }
  .footer-sources dt { margin-top: 0.6rem; }
}
.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  margin: 0;
}

/* ====== Tooltip ====== */
.tooltip {
  position: fixed;
  pointer-events: none;
  background: var(--ink);
  color: var(--bg);
  padding: 0.55rem 0.75rem;
  border-radius: 6px;
  font-size: 0.82rem;
  line-height: 1.4;
  opacity: 0;
  transition: opacity 120ms ease;
  z-index: 1000;
  max-width: 240px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}
.tooltip.visible { opacity: 1; }
.tooltip .tt-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}
.tooltip .tt-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
}
.tooltip .tt-row .lbl { color: rgba(255,255,255,0.6); }
.tooltip .tt-gap-strong {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: #FFD17A;            /* warm highlight when a county is far from its state mean */
  margin-top: 0.15rem;
  padding-top: 0.25rem;
  border-top: 1px dashed rgba(255,255,255,0.18);
}
.tooltip .tt-gap-strong .lbl { color: rgba(255,209,122,0.72); }

/* ====== Loading shimmer ====== */
.loading-shimmer {
  width: 100%; height: 100%;
  background: linear-gradient(90deg, var(--rule-soft) 25%, var(--bg-tint) 50%, var(--rule-soft) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: 8px;
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ====== Utility ====== */
.no-data { fill: #DDD6C7; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}