:root {
  --bg: #fff6eb;
  --card: #ffffff;
  --text: #2f2519;
  --muted: #776757;
  --primary: #f57c00;
  --primary-soft: #ffebd2;
  --border: #f3ddc4;
  --shadow: 0 10px 30px rgba(120, 66, 10, 0.14);
  --heading: #7a4308;
  --nav-bg: rgba(255, 255, 255, 0.92);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, #ffe9d1 0, #fff6eb 42%, #fff6eb 100%);
  min-height: 100vh;
}

a {
  color: var(--primary);
}

a:hover {
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--nav-bg);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(120, 66, 10, 0.08);
}

.site-header__inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.site-brand {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--heading);
  text-decoration: none;
}

.site-brand:hover {
  text-decoration: none;
  color: var(--primary);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
}

.site-nav a {
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
}

.site-nav a:hover {
  color: var(--primary);
}

.site-nav a[aria-current="page"] {
  color: var(--primary);
}

.page {
  max-width: 900px;
  margin: 32px auto;
  padding: 0 20px 48px;
}

.hero,
section,
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.hero {
  display: flex;
  gap: 20px;
  justify-content: space-between;
  align-items: center;
  padding: 28px;
  margin-bottom: 20px;
}

.hero__text h1 {
  margin: 0;
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
}

.eyebrow {
  display: inline-block;
  margin: 0 0 8px;
  padding: 6px 10px;
  font-size: 0.8rem;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.updated {
  margin: 8px 0 0;
  color: var(--muted);
}

.hero__graphic {
  width: min(260px, 45%);
  max-width: 260px;
  min-width: 140px;
}

section,
.card {
  margin-top: 16px;
  padding: 22px 24px;
}

.card--link {
  display: block;
  margin-top: 16px;
  padding: 22px 24px;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.card--link:hover {
  border-color: var(--primary);
  box-shadow: 0 12px 36px rgba(120, 66, 10, 0.18);
}

.card--link h2 {
  margin: 0 0 8px;
  color: var(--heading);
}

.card--link p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

h2 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  color: var(--heading);
}

h3 {
  margin: 20px 0 8px;
  font-size: 1.05rem;
  color: var(--heading);
}

p {
  margin: 0 0 12px;
  line-height: 1.6;
}

ul,
ol {
  margin: 0;
  padding-left: 20px;
}

li {
  margin: 8px 0;
  line-height: 1.45;
}

/* Inline Android nav key glyphs (outline triangle = Back, square = Overview) */
.android-nav-keys__svg {
  display: inline-block;
  width: 1.15em;
  height: 1.15em;
  margin: 0 0.06em;
  vertical-align: -0.22em;
  color: inherit;
}

.android-nav-keys__svg--muted {
  color: var(--muted);
}

.doc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.doc-list li {
  margin: 0;
  border-bottom: 1px solid var(--border);
}

.doc-list li:last-child {
  border-bottom: none;
}

.doc-list a {
  display: block;
  padding: 14px 4px;
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
}

.doc-list a:hover {
  color: var(--primary);
}

.doc-list span {
  display: block;
  font-weight: 400;
  font-size: 0.92rem;
  color: var(--muted);
  margin-top: 4px;
}

.callout {
  margin-top: 16px;
  padding: 16px 18px;
  background: var(--primary-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  border-left: 4px solid var(--primary);
}

.callout p:last-child {
  margin-bottom: 0;
}

.site-footer {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  font-size: 0.88rem;
  color: var(--muted);
  text-align: center;
  border-top: 1px solid var(--border);
}

.site-footer a {
  font-weight: 600;
}

@media (max-width: 720px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__graphic {
    width: min(300px, 70%);
    align-self: center;
  }
}