/**
 * Dinosaurs · Mesozoic theater.
 * Development work by David Lane
 */

:root {
  --dn-void: #0b0807;
  --dn-ink: #f6ecd8;
  --dn-muted: #cdbd9f;
  --dn-amber: #f0a73c;
  --dn-amber-deep: #a8561a;
  --dn-bone: #efe0c0;
  --dn-fern: #8fbf62;
  --dn-ember: #ff6a2a;
  --dn-era: #ff7a3a;
  --dn-era-soft: rgba(255, 122, 58, 0.18);
  --dn-panel: rgba(16, 11, 9, 0.62);
  --dn-line: rgba(240, 167, 60, 0.28);
  --dn-display: "Anton", "Impact", "Haettenschweiler", sans-serif;
  --dn-sans: "Outfit", "Segoe UI", sans-serif;
}

body.dino-page[data-era="triassic"] { --dn-era: #ffb36b; --dn-era-soft: rgba(255, 179, 107, 0.18); }
body.dino-page[data-era="jurassic"] { --dn-era: #bfe59a; --dn-era-soft: rgba(191, 229, 154, 0.16); }
body.dino-page[data-era="cretaceous"] { --dn-era: #ff7a3a; --dn-era-soft: rgba(255, 122, 58, 0.18); }

html,
body.dino-page {
  min-height: 100%;
}

body.dino-page {
  margin: 0;
  color: var(--dn-ink);
  font-family: var(--dn-sans);
  background: var(--dn-void);
  overflow-x: hidden;
}

body.dino-page modern-navbar {
  position: relative;
  z-index: 40;
}

/* ---------- atmosphere layers ---------- */

.dino-sky {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 40% at 70% 78%, color-mix(in srgb, var(--dn-era) 55%, transparent), transparent 70%),
    linear-gradient(180deg, #140c18 0%, #3a1a1c 55%, #e0542c 100%);
  transition: background 1s ease;
}

.dino-sim {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.dino-vignette,
.dino-grain,
.dino-flash {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.dino-vignette {
  z-index: 1;
  background:
    radial-gradient(ellipse 120% 90% at 50% 40%, transparent 55%, rgba(5, 3, 2, 0.75) 100%),
    linear-gradient(180deg, transparent 60%, rgba(8, 5, 4, 0.55) 100%);
}

.dino-grain {
  z-index: 1;
  opacity: 0.16;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E");
}

.dino-flash {
  z-index: 60;
  opacity: 0;
  background: radial-gradient(circle at 70% 25%, #fff8e6 0%, #ffd27a 30%, rgba(255, 106, 42, 0.6) 60%, rgba(40, 10, 4, 0.2) 100%);
}

.dino-flash.is-firing {
  animation: dinoFlash 2.6s ease-out forwards;
}

@keyframes dinoFlash {
  0% { opacity: 0; }
  6% { opacity: 1; }
  30% { opacity: 0.55; }
  100% { opacity: 0; }
}

body.dino-page.is-quaking .dino-wrap {
  animation: dinoQuake 0.9s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes dinoQuake {
  10%, 90% { transform: translate3d(-2px, 1px, 0); }
  20%, 80% { transform: translate3d(4px, -2px, 0); }
  30%, 50%, 70% { transform: translate3d(-7px, 3px, 0); }
  40%, 60% { transform: translate3d(7px, -3px, 0); }
}

.dino-skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 70;
  padding: 0.4rem 0.75rem;
  border-radius: 0.4rem;
  background: var(--dn-amber);
  color: #1a0f05;
  font-weight: 600;
  text-decoration: none;
}

.dino-skip:focus {
  top: 0.75rem;
}

/* ---------- layout ---------- */

.dino-wrap {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 1.5rem));
  margin: 0 auto;
  padding: 1rem 0 3.5rem;
}

.dino-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.5rem;
  color: var(--dn-era);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: color 0.8s ease;
}

/* ---------- hero ---------- */

.dino-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.35fr);
  grid-template-areas:
    "intro stage"
    "details stage";
  grid-template-rows: auto 1fr;
  gap: 0.75rem 2rem;
  align-items: start;
  min-height: min(82vh, 780px);
  padding-top: 1.5rem;
}

.dino-hero__intro { grid-area: intro; }
.dino-hero__details { grid-area: details; }

.dino-title {
  margin: 0;
  font-family: var(--dn-display);
  font-weight: 400;
  font-size: clamp(3.6rem, 11vw, 8.4rem);
  line-height: 0.88;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: transparent;
  background:
    linear-gradient(176deg, #fff6e2 0%, var(--dn-bone) 32%, var(--dn-amber) 58%, var(--dn-amber-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  filter: drop-shadow(0 6px 0 rgba(0, 0, 0, 0.35)) drop-shadow(0 0 32px var(--dn-era-soft));
}

.dino-lead {
  max-width: 30rem;
  margin: 0.9rem 0 0;
  color: var(--dn-muted);
  font-size: 1.06rem;
  line-height: 1.55;
}

.dino-readout {
  position: relative;
  padding: 1.1rem 1.2rem 1.15rem;
  border: 1px solid var(--dn-line);
  border-radius: 1.1rem;
  background:
    linear-gradient(160deg, rgba(255, 210, 140, 0.08), transparent 45%),
    var(--dn-panel);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 230, 190, 0.08);
}

.dino-readout::before {
  content: "";
  position: absolute;
  left: 1.2rem;
  right: 1.2rem;
  top: -1px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--dn-era), transparent);
  transition: background 0.8s ease;
}

.dino-readout__era {
  margin: 0;
  color: var(--dn-era);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.dino-readout__name {
  margin: 0.15rem 0 0;
  font-family: var(--dn-display);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  letter-spacing: 0.02em;
  line-height: 1;
  text-transform: uppercase;
}

.dino-readout__meaning {
  margin: 0.2rem 0 0.75rem;
  color: var(--dn-muted);
  font-style: italic;
}

.dino-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem 1rem;
  margin: 0 0 0.75rem;
}

.dino-stats div {
  padding-left: 0.6rem;
  border-left: 2px solid var(--dn-line);
}

.dino-stats dt {
  color: var(--dn-muted);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dino-stats dd {
  margin: 0.1rem 0 0;
  font-weight: 600;
  font-size: 0.95rem;
}

.dino-readout__blurb {
  margin: 0;
  color: #e8dcc4;
  line-height: 1.55;
}

.dino-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.dino-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.6rem;
  padding: 0.45rem 0.95rem;
  border: 1px solid rgba(240, 167, 60, 0.4);
  border-radius: 999px;
  background: rgba(20, 13, 10, 0.7);
  color: var(--dn-ink);
  font: 600 0.9rem/1 var(--dn-sans);
  cursor: pointer;
  transition: transform 0.18s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.dino-btn:hover {
  transform: translateY(-1px);
  border-color: var(--dn-amber);
  box-shadow: 0 6px 18px rgba(240, 167, 60, 0.18);
}

.dino-btn:focus-visible,
.dino-stage:focus-visible,
.dino-stratum:focus-visible,
.dino-card:focus-visible {
  outline: 3px solid var(--dn-era);
  outline-offset: 3px;
}

.dino-btn[aria-pressed="false"] {
  opacity: 0.6;
}

.dino-btn--hot {
  border-color: transparent;
  background: linear-gradient(135deg, var(--dn-amber), var(--dn-ember));
  color: #1e0d04;
  box-shadow: 0 8px 22px rgba(255, 106, 42, 0.32);
}

.dino-btn--hot:hover {
  background: linear-gradient(135deg, #ffc061, #ff7d42);
}

.dino-btn--impact {
  border-color: rgba(255, 106, 42, 0.6);
  color: #ffd0b0;
}

body.dino-page:not([data-era="cretaceous"]) .dino-btn--impact {
  display: none;
}

/* ---------- stage ---------- */

.dino-stage {
  grid-area: stage;
  position: relative;
  align-self: stretch;
  min-height: 28rem;
  border-radius: 1.6rem;
  overflow: hidden;
  cursor: grab;
  touch-action: pan-y;
  isolation: isolate;
}

.dino-stage.is-dragging {
  cursor: grabbing;
}

.dino-stage canvas {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  display: block;
  z-index: 1;
}

.dino-stage__ring {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
  pointer-events: none;
  box-shadow:
    inset 0 0 0 1px rgba(240, 167, 60, 0.22),
    inset 0 -120px 120px -60px rgba(6, 4, 3, 0.55);
}

.dino-stage__fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 0;
  background:
    radial-gradient(ellipse 60% 25% at 50% 82%, rgba(0, 0, 0, 0.45), transparent 70%),
    radial-gradient(circle at 50% 45%, var(--dn-era-soft), transparent 60%);
}

.dino-stage__fallback span {
  font-family: var(--dn-display);
  font-size: clamp(8rem, 20vw, 14rem);
  color: rgba(240, 220, 180, 0.12);
}

.dino-stage.is-live .dino-stage__fallback span {
  display: none;
}

.dino-stage__hint {
  position: absolute;
  left: 50%;
  bottom: 0.9rem;
  z-index: 3;
  margin: 0;
  padding: 0.3rem 0.8rem;
  transform: translateX(-50%);
  border-radius: 999px;
  background: rgba(10, 7, 5, 0.55);
  color: var(--dn-muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  pointer-events: none;
}

/* ---------- sections ---------- */

.dino-section {
  margin-top: 4.5rem;
}

.dino-section__head {
  max-width: 40rem;
  margin-bottom: 1.6rem;
}

.dino-section__head h2 {
  margin: 0 0 0.4rem;
  font-family: var(--dn-display);
  font-weight: 400;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.dino-section__head p:not(.dino-kicker) {
  margin: 0;
  color: var(--dn-muted);
  line-height: 1.55;
}

/* ---------- era strata ---------- */

.dino-strata__stack {
  display: grid;
  gap: 0.35rem;
  perspective: 1400px;
  perspective-origin: 50% 0%;
}

.dino-stratum {
  --tilt: 18deg;
  --lift: 0px;
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.25rem;
  width: 100%;
  min-height: 7.2rem;
  padding: 1.1rem 1.5rem;
  border: 0;
  border-radius: 0.9rem;
  color: var(--dn-ink);
  text-align: left;
  cursor: pointer;
  transform-style: preserve-3d;
  transform: rotateX(var(--tilt)) translateZ(var(--lift));
  transform-origin: 50% 100%;
  transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.45s ease, filter 0.45s ease;
  background: var(--stratum-bg);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.12),
    inset 0 -3px 0 rgba(0, 0, 0, 0.35),
    0 14px 26px rgba(0, 0, 0, 0.4);
  filter: saturate(0.75) brightness(0.82);
  overflow: hidden;
}

.dino-stratum::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(176deg, transparent 0 9px, rgba(0, 0, 0, 0.12) 9px 11px, transparent 11px 23px),
    repeating-linear-gradient(183deg, transparent 0 15px, rgba(255, 240, 210, 0.06) 15px 16px, transparent 16px 31px);
  mix-blend-mode: multiply;
}

.dino-stratum::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 50% 120% at var(--mx, 50%) 0%, rgba(255, 240, 210, 0.22), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.dino-stratum:hover {
  --tilt: 8deg;
  --lift: 18px;
  filter: saturate(0.95) brightness(0.95);
}

.dino-stratum:hover::after {
  opacity: 1;
}

.dino-stratum[aria-checked="true"] {
  --tilt: 0deg;
  --lift: 34px;
  filter: none;
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.18),
    inset 0 -3px 0 rgba(0, 0, 0, 0.35),
    0 0 0 2px var(--dn-era),
    0 22px 46px rgba(0, 0, 0, 0.5),
    0 0 60px var(--dn-era-soft);
}

.dino-stratum[data-era="cretaceous"] {
  --stratum-bg: linear-gradient(180deg, #4a3226 0%, #2d1e17 55%, #3d2416 100%);
}

.dino-stratum[data-era="jurassic"] {
  --stratum-bg: linear-gradient(180deg, #4e5a35 0%, #39432a 50%, #2a3320 100%);
}

.dino-stratum[data-era="triassic"] {
  --stratum-bg: linear-gradient(180deg, #a5502c 0%, #7c3a1f 55%, #5c2617 100%);
}

.dino-stratum__ma {
  position: relative;
  z-index: 1;
  min-width: 6.5rem;
  font-family: var(--dn-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: rgba(255, 236, 206, 0.75);
}

.dino-stratum__body {
  position: relative;
  z-index: 1;
}

.dino-stratum__name {
  display: block;
  font-family: var(--dn-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.dino-stratum__kicker {
  display: block;
  margin-top: 0.15rem;
  color: rgba(255, 236, 206, 0.8);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dino-stratum__blurb {
  display: block;
  max-width: 42rem;
  margin-top: 0.45rem;
  color: rgba(255, 236, 206, 0.78);
  font-size: 0.93rem;
  line-height: 1.5;
}

.dino-stratum__cast {
  display: block;
  margin-top: 0.5rem;
  color: var(--dn-amber);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.dino-stratum__fossil {
  position: relative;
  z-index: 1;
  width: 4.2rem;
  height: 4.2rem;
  color: rgba(255, 236, 206, 0.9);
  opacity: 0.55;
  transition: opacity 0.4s ease, transform 0.6s ease;
}

.dino-stratum[aria-checked="true"] .dino-stratum__fossil {
  opacity: 0.95;
  transform: rotate(-12deg) scale(1.08);
}

.dino-stratum__fossil svg {
  width: 100%;
  height: 100%;
}

/* ---------- herd (amber flip cards) ---------- */

.dino-herd__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.dino-card {
  --rx: 0deg;
  --ry: 0deg;
  position: relative;
  display: block;
  width: 100%;
  min-height: 21rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  perspective: 1100px;
  border-radius: 1.1rem;
}

.dino-card__inner {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: inherit;
  transform-style: preserve-3d;
  transform: rotateX(var(--rx)) rotateY(calc(var(--ry) + var(--flip, 0deg)));
  transition: transform 0.75s cubic-bezier(0.2, 0.85, 0.25, 1);
}

.dino-card.is-tilting .dino-card__inner {
  transition: transform 0.12s linear;
}

.dino-card.is-flipped {
  --flip: 180deg;
}

.dino-card__face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  border-radius: 1.1rem;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.dino-card__front {
  background:
    radial-gradient(circle at 22% 18%, rgba(255, 246, 214, 0.55) 0 2px, transparent 3px),
    radial-gradient(circle at 74% 30%, rgba(255, 246, 214, 0.45) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 62% 72%, rgba(255, 246, 214, 0.4) 0 2.5px, transparent 3.5px),
    radial-gradient(circle at 15% 64%, rgba(255, 246, 214, 0.35) 0 1px, transparent 2px),
    radial-gradient(ellipse 80% 60% at 50% 40%, #ffcf6e 0%, #f0a73c 35%, #b8661c 75%, #6e3510 100%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 228, 170, 0.55),
    inset 0 0 40px rgba(110, 53, 16, 0.65),
    0 18px 40px rgba(0, 0, 0, 0.45);
}

.dino-card__front::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.28) 46%, transparent 58%);
  transform: translateX(calc(var(--ry) * 4));
  mix-blend-mode: soft-light;
}

.dino-card__art {
  position: relative;
  flex: 1;
  display: grid;
  place-items: center;
  min-height: 12rem;
}

.dino-card__art img {
  width: 100%;
  height: 100%;
  max-height: 14rem;
  object-fit: contain;
  filter: sepia(0.55) saturate(1.3) contrast(1.05) drop-shadow(0 10px 12px rgba(80, 30, 5, 0.55));
  transform: translateZ(0);
  transition: transform 0.5s ease;
}

.dino-card:hover .dino-card__art img {
  transform: scale(1.05);
}

.dino-card__monogram {
  font-family: var(--dn-display);
  font-size: 6rem;
  color: rgba(80, 30, 5, 0.35);
}

.dino-card__label {
  position: relative;
  padding: 0.8rem 1rem 1rem;
  background: linear-gradient(180deg, transparent, rgba(60, 25, 5, 0.6));
  color: #fff4dc;
}

.dino-card__name {
  display: block;
  font-family: var(--dn-display);
  font-size: 1.65rem;
  line-height: 1;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-shadow: 0 2px 0 rgba(60, 25, 5, 0.6);
}

.dino-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 238, 205, 0.85);
}

.dino-card__back {
  transform: rotateY(180deg);
  padding: 1.1rem 1.15rem;
  gap: 0.5rem;
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(110, 80, 40, 0.12) 23px 24px),
    linear-gradient(160deg, #f5ead0, #e3d1aa);
  color: #2e1f10;
  box-shadow: inset 0 0 0 1px rgba(110, 80, 40, 0.35), 0 18px 40px rgba(0, 0, 0, 0.45);
}

.dino-card__title {
  display: block;
  font-family: var(--dn-display);
  font-size: 1.5rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.dino-card__facts {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.2rem 0.75rem;
  font-size: 0.85rem;
}

.dino-card__facts .k {
  color: #7a5a30;
  font-weight: 600;
}

.dino-card__blurb {
  display: block;
  font-size: 0.88rem;
  line-height: 1.5;
}

.dino-card__cta {
  display: block;
  margin-top: auto;
  color: #a8561a;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dino-card.is-active .dino-card__front,
.dino-card.is-active .dino-card__back {
  box-shadow:
    0 0 0 3px var(--dn-era),
    0 0 50px var(--dn-era-soft),
    0 18px 40px rgba(0, 0, 0, 0.45);
}

.dino-card__era {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 2;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(50, 20, 5, 0.6);
  color: #ffe2b0;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ---------- scale parade ---------- */

.dino-scale__panel {
  padding: 1.4rem 1.4rem 1.2rem;
  border: 1px solid var(--dn-line);
  border-radius: 1.2rem;
  background: var(--dn-panel);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.dino-scale__track {
  position: relative;
  display: grid;
  gap: 0.85rem;
  padding-bottom: 1.6rem;
}

.dino-scale__row {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  align-items: center;
  gap: 0.9rem;
}

.dino-scale__label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dn-muted);
}

.dino-scale__row.is-hero .dino-scale__label {
  color: var(--dn-ink);
  font-family: var(--dn-display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}

.dino-scale__lane {
  position: relative;
  height: 2.2rem;
  border-radius: 0.5rem;
  background:
    repeating-linear-gradient(90deg, rgba(255, 236, 206, 0.08) 0 1px, transparent 1px var(--meter-step, 4.5%)),
    rgba(255, 236, 206, 0.03);
}

.dino-scale__bar {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: 0.5rem;
  background: linear-gradient(90deg, rgba(240, 167, 60, 0.25), rgba(240, 167, 60, 0.55));
  transition: width 1s cubic-bezier(0.2, 0.85, 0.25, 1);
}

.dino-scale__row.is-hero .dino-scale__bar {
  background:
    repeating-linear-gradient(115deg, rgba(255, 255, 255, 0.08) 0 8px, transparent 8px 16px),
    linear-gradient(90deg, var(--dn-amber-deep), var(--dn-amber) 70%, var(--dn-era));
  box-shadow: 0 0 24px var(--dn-era-soft);
}

.dino-scale__row.is-ghost .dino-scale__bar {
  background: repeating-linear-gradient(90deg, rgba(255, 236, 206, 0.18) 0 6px, transparent 6px 10px);
}

.dino-scale__value {
  position: absolute;
  top: 50%;
  left: calc(var(--w, 0%) + 0.6rem);
  transform: translateY(-50%);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  color: var(--dn-ink);
  transition: left 1s cubic-bezier(0.2, 0.85, 0.25, 1);
}

.dino-scale__value.is-inside {
  left: auto;
  right: calc(100% - var(--w, 0%) + 0.6rem);
  color: #1e0d04;
}

.dino-scale__human {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 100%;
  width: auto;
  color: var(--dn-bone);
}

.dino-scale__axis {
  position: absolute;
  left: calc(8.5rem + 0.9rem);
  right: 0;
  bottom: 0;
  height: 1.2rem;
  font-size: 0.7rem;
  color: var(--dn-muted);
}

.dino-scale__axis span {
  position: absolute;
  transform: translateX(-50%);
}

.dino-scale__bones {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  min-height: 2rem;
  margin: 0.6rem 0 0.4rem calc(8.5rem + 0.9rem);
}

.dino-bone {
  width: 2.1rem;
  height: 1.05rem;
  color: var(--dn-bone);
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.45));
}

.dino-bone svg {
  width: 100%;
  height: 100%;
}

.dino-scale__caption {
  margin: 0.4rem 0 0;
  color: var(--dn-muted);
  font-size: 0.95rem;
}

.dino-scale__caption strong {
  color: var(--dn-ink);
}

/* ---------- footer ---------- */

.dino-note {
  max-width: 44rem;
  margin: 3rem auto 0;
  color: var(--dn-muted);
  font-size: 0.88rem;
  text-align: center;
}

.dino-note a {
  color: var(--dn-amber);
}

.dino-footer {
  position: relative;
  z-index: 2;
  padding: 1.2rem;
  color: var(--dn-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* ---------- responsive ---------- */

@media (max-width: 991.98px) {
  .dino-hero {
    grid-template-columns: 1fr;
    grid-template-areas:
      "intro"
      "stage"
      "details";
    grid-template-rows: auto;
    min-height: 0;
    padding-top: 0.75rem;
  }

  .dino-stage {
    min-height: 0;
    height: min(62vh, 30rem);
  }

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

@media (max-width: 640px) {
  .dino-stage {
    height: 22rem;
    border-radius: 1.1rem;
  }

  .dino-stats {
    grid-template-columns: 1fr;
  }

  .dino-stratum {
    grid-template-columns: 1fr;
    gap: 0.4rem;
    padding: 1rem 1.1rem;
  }

  .dino-stratum__fossil {
    position: absolute;
    top: 0.8rem;
    right: 0.9rem;
    width: 3rem;
    height: 3rem;
  }

  .dino-stratum__blurb {
    display: none;
  }

  .dino-herd__grid {
    grid-template-columns: 1fr;
  }

  .dino-card {
    min-height: 19rem;
  }

  .dino-scale__row {
    grid-template-columns: 5.5rem 1fr;
  }

  .dino-scale__axis,
  .dino-scale__bones {
    left: calc(5.5rem + 0.9rem);
    margin-left: calc(5.5rem + 0.9rem);
  }

  .dino-scale__axis {
    margin-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dino-stratum,
  .dino-card__inner,
  .dino-scale__bar,
  .dino-scale__value,
  .dino-card__art img {
    transition: none !important;
  }

  .dino-flash.is-firing,
  body.dino-page.is-quaking .dino-wrap {
    animation: none !important;
  }
}