*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ---------- motion: entrance reveals (progressive enhancement) ---------- */
/* .has-js is set by a synchronous inline script in <head>; without it every
   .reveal element simply renders in its final state, so JS-off / slow-JS
   never leaves content invisible. */
.has-js .reveal {
  opacity: 0;
  transform: translateY(18px);
}
.has-js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: no-preference) {
  .has-js .reveal {
    transition: opacity 620ms var(--ease-out), transform 620ms var(--ease-out);
  }
  .card-grid .reveal:nth-child(2),
  .status-strip .reveal:nth-child(2) { transition-delay: 90ms; }
  .card-grid .reveal:nth-child(3),
  .status-strip .reveal:nth-child(3) { transition-delay: 180ms; }
}
@media (prefers-reduced-motion: reduce) {
  .has-js .reveal { opacity: 1; transform: none; transition: none; }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-accent);
  color: var(--color-bg);
  padding: var(--space-2) var(--space-4);
  z-index: 100;
}
.skip-link:focus {
  left: var(--space-3);
  top: var(--space-3);
}

a { color: inherit; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.topbar__row {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  min-height: 44px;
}
.brand__mark {
  width: 28px;
  height: 28px;
  transition: transform var(--duration-med) var(--ease-out);
}
.brand:hover .brand__mark { transform: scale(1.08) rotate(-4deg); }
.brand__word {
  font-weight: 700;
  letter-spacing: 0.06em;
  font-size: 1.05rem;
  color: var(--color-accent);
}
.topbar__chain {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--color-lavender);
  min-height: 32px;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-muted);
  flex-shrink: 0;
}
.dot--live {
  background: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 25%, transparent);
}
@media (prefers-reduced-motion: no-preference) {
  .dot--live { animation: pulse 2.4s ease-in-out infinite; }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.social-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  text-decoration: none;
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}
.social-icon--sm { width: 44px; height: 44px; }
.social-icon.is-live {
  color: var(--color-accent);
  opacity: 1;
  cursor: pointer;
  pointer-events: auto;
}
.social-icon.is-live {
  transition: transform var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);
}
.social-icon.is-live:hover { background: var(--color-bg-raised); transform: translateY(-2px); }

/* ---------- CA bar ---------- */
.ca-bar {
  background: var(--color-bg-raised);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  max-width: 1280px;
  margin: 0 auto;
}
.ca-bar__label {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  color: var(--color-text-muted);
}
.ca-bar__value {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(0.95rem, 2.2vw, 1.35rem);
  background: none;
  border: 1px dashed var(--color-border);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  min-height: 44px;
  word-break: break-all;
  text-align: left;
  cursor: not-allowed;
  transition: background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
}
.ca-bar__value.is-live {
  border-style: solid;
  border-color: var(--color-accent);
  color: var(--color-accent);
  cursor: pointer;
}
.ca-bar__value.is-live:hover {
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  transform: translateY(-1px);
}
.ca-bar__value.is-copied {
  background: color-mix(in srgb, var(--color-accent) 18%, transparent);
}
.ca-bar__hint {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ---------- hero ---------- */
.hero {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-4) var(--space-7);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-6);
  align-items: center;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-accent);
  margin: 0 0 var(--space-3);
}
.eyebrow::before {
  content: "";
  width: 16px;
  height: 2px;
  background: var(--color-accent);
  flex-shrink: 0;
}
.hero h1 {
  font-size: clamp(1.95rem, 4.4vw, 3.35rem);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 var(--space-5);
  color: var(--color-text);
  letter-spacing: -0.015em;
  text-wrap: balance;
}
.hero__lede {
  color: var(--color-lavender);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 44em;
  margin: 0 0 var(--space-6);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 var(--space-5);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  transition: transform var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);
}
.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -8px color-mix(in srgb, var(--color-accent) 55%, transparent);
}
.btn--ghost {
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.btn--ghost:hover { background: var(--color-bg-raised); border-color: var(--color-accent); transform: translateY(-2px); }
.hero__domain {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

.hero__art {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__mascot {
  width: min(340px, 80%);
  position: relative;
  z-index: 2;
}
.hero__glow {
  position: absolute;
  inset: 10% 15%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 30%, transparent) 0%, transparent 70%);
  z-index: 1;
  filter: blur(12px);
}
@media (prefers-reduced-motion: no-preference) {
  .hero__mascot { animation: float 6s ease-in-out infinite; }
  .hero__glow { animation: glow-pulse 6s ease-in-out infinite; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes glow-pulse {
  0%, 100% { opacity: 0.75; }
  50% { opacity: 1; }
}

/* ---------- status strip ---------- */
.status-strip {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-4) var(--space-7);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.status-card {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  transition: transform var(--duration-med) var(--ease-out), border-color var(--duration-med) var(--ease-out),
    box-shadow var(--duration-med) var(--ease-out);
}
.status-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
  box-shadow: 0 12px 28px -18px color-mix(in srgb, var(--color-accent) 60%, transparent);
}
.status-card__badge {
  display: inline-block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px var(--space-2);
  border-radius: 999px;
  background: var(--color-accent-dim);
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.status-card__badge--live { background: var(--color-accent-dim); }
.status-card__label {
  margin: 0 0 var(--space-1);
  font-size: 0.78rem;
  color: var(--color-text-muted);
}
.status-card__value {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  word-break: break-word;
}
.status-card__date {
  margin: var(--space-2) 0 0;
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

/* ---------- sections ---------- */
.section {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-4);
}
.section--alt {
  background: var(--color-bg-raised);
  max-width: none;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.section--alt > * {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}
.section h2 {
  font-size: clamp(1.45rem, 2.8vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0 0 var(--space-5);
  max-width: 1280px;
}
.section__lede {
  color: var(--color-lavender);
  font-size: 1.02rem;
  line-height: 1.6;
  max-width: 46em;
  margin: 0 0 var(--space-6);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  background: var(--color-bg-raised);
  transition: border-color var(--duration-med) var(--ease-out), transform var(--duration-med) var(--ease-out),
    box-shadow var(--duration-med) var(--ease-out);
}
.card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -20px color-mix(in srgb, var(--color-accent) 65%, transparent);
}
.card__index {
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin: 0 0 var(--space-3);
}
.card h3 {
  margin: 0 0 var(--space-3);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.005em;
}
.card p { margin: 0; color: var(--color-lavender); font-size: 0.95rem; line-height: 1.6; }

.record-table {
  display: grid;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0;
}
.record-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-4);
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  align-items: baseline;
  transition: background var(--duration-fast) var(--ease-out);
}
.record-row:last-child { border-bottom: none; }
.record-row:hover { background: color-mix(in srgb, var(--color-accent) 6%, transparent); }
.record-row dt {
  color: var(--color-text-muted);
  font-size: 0.82rem;
}
.record-row dd {
  margin: 0;
  word-break: break-all;
}
.mono { font-family: var(--font-mono); }

/* ---------- footer ---------- */
.footer {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4) var(--space-8);
}
.footer__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) 0;
}
.footer__row--sub {
  color: var(--color-text-muted);
  font-size: 0.82rem;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  margin-top: var(--space-2);
}
.footer__brand {
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}
.footer__chain {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ---------- breakpoints (measured: 360, 390, 430, 1366, 1440) ---------- */
@media (max-width: 899px) {
  .hero { grid-template-columns: 1fr; padding-top: var(--space-6); }
  .hero__art { order: -1; }
  .hero__mascot { width: min(260px, 60%); margin: 0 auto; }
  .status-strip { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .record-row { grid-template-columns: 1fr; gap: var(--space-1); }
  .topbar__chain {
    border: none;
    padding: 0;
    min-height: auto;
  }
  .topbar__chain-text { display: none; }
}

@media (min-width: 900px) and (max-width: 1279px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1366px) {
  .hero { padding-top: var(--space-9); }
}
