:root {
  color-scheme: light;
  --bg: #f4f1e8;
  --surface: rgba(255, 251, 245, 0.92);
  --surface-strong: #fffdf8;
  --line: rgba(65, 48, 29, 0.15);
  --text: #1f1a14;
  --muted: #5f5448;
  --accent: #0f7b6c;
  --accent-strong: #0b5f54;
  --accent-soft: rgba(15, 123, 108, 0.14);
  --warn: #8a4f00;
  --danger: #9e2a2b;
  --shadow: 0 20px 50px rgba(38, 22, 8, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --font-display: "Aptos Display", "Segoe UI", sans-serif;
  --font-body: "Aptos", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(15, 123, 108, 0.18), transparent 32%),
    radial-gradient(circle at top right, rgba(210, 123, 41, 0.16), transparent 28%),
    linear-gradient(180deg, #fbf8f2, var(--bg));
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.hero,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  gap: 24px;
  padding: 32px;
  margin-bottom: 24px;
}

.hero h1,
.panel h2 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: -0.04em;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.02;
  max-width: 12ch;
}

.hero__summary,
.muted,
.download-card__instructions {
  color: var(--muted);
}

.hero__actions,
.stack,
.release-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero__actions {
  justify-content: flex-end;
  align-items: stretch;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.button--ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.6);
  border-color: var(--line);
}

.button[disabled],
.button.is-disabled {
  cursor: not-allowed;
  transform: none;
  opacity: 0.55;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(300px, 0.9fr);
  gap: 24px;
}

.panel {
  padding: 28px;
}

.panel--downloads,
.panel--notes {
  grid-column: 1 / -1;
}

.panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.release-summary {
  display: grid;
  gap: 14px;
}

.release-summary__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
}

.meta-card,
.download-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}

.meta-card {
  padding: 16px;
}

.meta-card__label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.meta-card__value {
  font-size: 1.15rem;
  font-weight: 700;
}

.release-badge,
.state-pill {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
}

.release-badge {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.state-pill {
  background: rgba(31, 26, 20, 0.08);
  color: var(--text);
}

.state-pill.is-authenticated {
  background: rgba(15, 123, 108, 0.16);
  color: var(--accent-strong);
}

.state-pill.is-warning {
  background: rgba(138, 79, 0, 0.16);
  color: var(--warn);
}

.field {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.field input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(65, 48, 29, 0.22);
  border-radius: var(--radius-sm);
  background: #fff;
  font: inherit;
}

.field input:focus-visible {
  outline: 2px solid rgba(15, 123, 108, 0.32);
  outline-offset: 2px;
}

.status-message {
  min-height: 1.5em;
  margin: 0;
  color: var(--warn);
}

.status-message.is-error {
  color: var(--danger);
}

.status-message.is-success {
  color: var(--accent-strong);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.download-card {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.download-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.download-card__meta {
  display: grid;
  gap: 6px;
  font-size: 0.94rem;
}

.download-card code,
.release-notes {
  font-family: "Cascadia Code", "Consolas", monospace;
}

.release-notes {
  margin: 0;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: #fff;
  white-space: pre-wrap;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .hero,
  .content-grid {
    grid-template-columns: 1fr;
  }

  .page-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 20px;
  }

  .hero,
  .panel {
    padding: 22px;
  }
}