/* =========================================================
   AMARA OSEI — African Philosophy for Modern Life
   Site-wide stylesheet
   Aesthetic: warm, communal, sunset/firelight palette
   Distinct from Takeshi Mori (cool/minimal Japanese)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Source+Serif+4:opsz,wght@8..60,400;8..60,500;8..60,600;8..60,700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  /* Earth & sunset palette (matches book covers) */
  --terracotta:    #b95c3c;   /* Teranga doors */
  --terracotta-deep: #7a3622;
  --baobab-green:  #2d4a36;   /* Sankofa */
  --baobab-light:  #4a6b54;
  --indigo-night:  #1a2342;   /* Ubuntu sky */
  --indigo-deep:   #0e1530;
  --harvest-red:   #8a2a1f;   /* Harambee */
  --sunset-gold:   #d4a456;   /* Indaba firelight */
  --sunset-amber:  #c4823a;
  --cream:         #f5ecd9;   /* page bg */
  --cream-warm:    #ede2c8;
  --bone:          #f9f3e3;
  --ink:           #2a1f15;   /* body text */
  --ink-soft:      #4a3a2a;
  --ash:           #8a7a64;   /* meta */
  --hairline:      #d9c8a8;
  --shadow-soft:   0 6px 24px rgba(42, 31, 21, 0.08);
  --shadow-medium: 0 12px 40px rgba(42, 31, 21, 0.14);

  /* Typography */
  --font-display: 'Cormorant Garamond', 'Times New Roman', serif;
  --font-body: 'Source Serif 4', Georgia, serif;
  --font-meta: 'Outfit', -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--cream);
  background-image:
    radial-gradient(ellipse at top left, rgba(212, 164, 86, 0.08), transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(185, 92, 60, 0.06), transparent 50%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--indigo-deep);
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 1rem; }
h3 { font-size: 1.5rem; margin: 2rem 0 0.8rem; }
h4 { font-size: 1.2rem; margin: 1.5rem 0 0.6rem; font-family: var(--font-meta); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--terracotta-deep); }

p { margin-bottom: 1.2rem; }

a { color: var(--terracotta-deep); text-decoration: none; border-bottom: 1px solid rgba(122, 54, 34, 0.3); transition: all 0.2s; }
a:hover { color: var(--harvest-red); border-bottom-color: var(--harvest-red); }

blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.4rem;
  line-height: 1.4;
  color: var(--baobab-green);
  border-left: 3px solid var(--sunset-gold);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 2rem 0;
}
blockquote cite {
  display: block;
  font-style: normal;
  font-family: var(--font-meta);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ash);
  margin-top: 0.8rem;
}

/* === LAYOUT === */
.container { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }
.narrow { max-width: 760px; margin: 0 auto; padding: 0 1.5rem; }

/* === NAV === */
.site-nav {
  position: sticky; top: 0;
  z-index: 100;
  background: rgba(245, 236, 217, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hairline);
}
.site-nav .nav-inner {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1180px; margin: 0 auto; padding: 1rem 1.5rem;
}
.site-nav .brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--indigo-deep);
  border: none;
  letter-spacing: 0.02em;
}
.site-nav .brand em { font-style: italic; color: var(--terracotta-deep); }
.site-nav ul {
  display: flex; gap: 1.8rem; list-style: none;
}
.site-nav ul a {
  font-family: var(--font-meta);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border: none;
}
.site-nav ul a:hover { color: var(--terracotta); }
@media (max-width: 720px) {
  .site-nav ul { display: none; }
}

/* === HERO === */
.hero {
  position: relative;
  padding: 6rem 1.5rem 5rem;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 100%, rgba(212, 164, 86, 0.15), transparent 70%),
    radial-gradient(circle at 20% 30%, rgba(185, 92, 60, 0.08), transparent 60%);
  z-index: 0;
}
.hero > * { position: relative; z-index: 1; }
.hero .eyebrow {
  font-family: var(--font-meta);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 1.2rem;
}
.hero h1 {
  max-width: 18ch;
  margin: 0 auto 1.5rem;
  font-weight: 500;
}
.hero h1 em { font-style: italic; color: var(--terracotta-deep); }
.hero .lede {
  max-width: 56ch;
  margin: 0 auto 2.5rem;
  font-size: 1.2rem;
  color: var(--ink-soft);
  font-style: italic;
  font-family: var(--font-display);
}

/* === BUTTONS === */
.btn {
  display: inline-block;
  padding: 0.85rem 1.8rem;
  font-family: var(--font-meta);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.25s;
  border-radius: 0;
}
.btn:hover { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.btn-primary {
  background: var(--terracotta);
  color: var(--cream);
  border-color: var(--terracotta);
}
.btn-primary:hover { background: var(--terracotta-deep); border-color: var(--terracotta-deep); color: var(--cream); }

/* === DIVIDERS / ORNAMENT === */
.ornament {
  display: flex; align-items: center; justify-content: center;
  gap: 1rem;
  margin: 3rem auto;
  color: var(--sunset-gold);
}
.ornament::before, .ornament::after {
  content: '';
  flex: 1; max-width: 80px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--hairline), transparent);
}
.ornament span { font-size: 1.2rem; opacity: 0.7; }

/* === SECTION === */
section { padding: 5rem 0; }
.section-title {
  text-align: center;
  margin-bottom: 3rem;
}
.section-title .eyebrow {
  font-family: var(--font-meta);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 0.8rem;
  display: block;
}

/* === BOOK GRID === */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem 2rem;
  margin: 3rem 0;
}
.book-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.book-card .cover-wrap {
  position: relative;
  width: 100%;
  max-width: 240px;
  aspect-ratio: 2/3;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-medium);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.4s;
  background: var(--ink);
}
.book-card:hover .cover-wrap {
  transform: translateY(-6px) rotate(-0.5deg);
  box-shadow: 0 18px 50px rgba(42, 31, 21, 0.22);
}
.book-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.book-card h3 {
  font-size: 1.4rem;
  margin: 0 0 0.4rem;
  font-style: italic;
  font-weight: 500;
}
.book-card .subtitle {
  font-family: var(--font-meta);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ash);
  margin-bottom: 1rem;
}
.book-card .desc {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-bottom: 1.2rem;
  max-width: 30ch;
}
.book-card .links {
  display: flex; gap: 0.6rem;
  margin-top: auto;
}
.book-card .links a {
  font-family: var(--font-meta);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  color: var(--terracotta-deep);
}

/* === CONCEPT CARDS (blog hubs) === */
.concept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
  margin: 2.5rem 0;
}
.concept-card {
  display: block;
  padding: 1.6rem 1.4rem;
  background: var(--bone);
  border: 1px solid var(--hairline);
  border-bottom: 3px solid var(--sunset-gold);
  text-decoration: none; border: 1px solid var(--hairline); border-bottom: 3px solid var(--sunset-gold);
  transition: all 0.25s;
}
.concept-card:hover {
  transform: translateY(-3px);
  border-bottom-color: var(--terracotta);
  box-shadow: var(--shadow-soft);
}
.concept-card .word {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  font-style: italic;
  color: var(--indigo-deep);
  margin-bottom: 0.2rem;
}
.concept-card .origin {
  font-family: var(--font-meta);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ash);
  margin-bottom: 0.8rem;
}
.concept-card .gloss {
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

/* === FOOTER === */
.site-footer {
  background: var(--indigo-deep);
  color: var(--cream-warm);
  padding: 4rem 1.5rem 2rem;
  margin-top: 5rem;
}
.site-footer .footer-inner {
  max-width: 1180px; margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}
@media (max-width: 720px) {
  .site-footer .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}
.site-footer h4 {
  font-family: var(--font-meta);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sunset-gold);
  margin-bottom: 1rem;
}
.site-footer .brand-block .brand {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-style: italic;
  color: var(--cream);
  display: block;
  margin-bottom: 0.4rem;
}
.site-footer .brand-block p {
  font-size: 0.9rem;
  color: rgba(245, 236, 217, 0.7);
  max-width: 36ch;
}
.site-footer ul { list-style: none; }
.site-footer ul a {
  display: block; padding: 0.3rem 0;
  font-size: 0.92rem;
  color: var(--cream-warm);
  border: none;
}
.site-footer ul a:hover { color: var(--sunset-gold); }
.site-footer .legal {
  margin-top: 2.5rem; padding-top: 1.5rem;
  border-top: 1px solid rgba(245, 236, 217, 0.12);
  font-size: 0.78rem;
  color: rgba(245, 236, 217, 0.5);
  text-align: center;
}
.site-footer .legal a { color: rgba(245, 236, 217, 0.7); border: none; }

/* === BLOG POST === */
.post-header {
  padding: 4rem 0 2rem;
  text-align: center;
}
.post-header .breadcrumb {
  font-family: var(--font-meta);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ash);
  margin-bottom: 1.5rem;
}
.post-header .breadcrumb a { color: var(--terracotta); border: none; }
.post-header h1 {
  max-width: 22ch;
  margin: 0 auto 1.2rem;
  font-weight: 500;
}
.post-header .meta {
  font-family: var(--font-meta);
  font-size: 0.85rem;
  color: var(--ash);
  letter-spacing: 0.04em;
}
.post-body {
  max-width: 720px; margin: 0 auto;
  padding: 1rem 1.5rem 4rem;
  font-size: 19px;
  line-height: 1.75;
}
.post-body h2 { margin: 3rem 0 1rem; }
.post-body h3 { margin: 2.2rem 0 0.8rem; font-size: 1.35rem; }
.post-body p { margin-bottom: 1.4rem; }
.post-body ul, .post-body ol {
  margin-bottom: 1.4rem; padding-left: 1.5rem;
}
.post-body li { margin-bottom: 0.5rem; }

/* === BOOK CTA (in posts) === */
.book-cta {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1.5rem;
  align-items: center;
  background: var(--bone);
  border: 1px solid var(--hairline);
  border-left: 4px solid var(--terracotta);
  padding: 1.8rem;
  margin: 3rem 0;
}
.book-cta img {
  width: 100%; aspect-ratio: 2/3;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}
.book-cta .cta-text h4 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 500;
  color: var(--indigo-deep);
  margin: 0 0 0.4rem;
  text-transform: none;
  letter-spacing: 0;
}
.book-cta .cta-text p {
  font-size: 0.95rem;
  margin-bottom: 1rem;
}
.book-cta .cta-text .btn {
  padding: 0.6rem 1.2rem;
  font-size: 0.78rem;
}
@media (max-width: 600px) {
  .book-cta { grid-template-columns: 100px 1fr; padding: 1.2rem; gap: 1rem; }
}

/* === RELATED POSTS === */
.related {
  background: var(--bone);
  padding: 3rem 1.5rem;
  margin-top: 3rem;
}
.related .container { max-width: 900px; }
.related h3 {
  font-family: var(--font-meta);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terracotta-deep);
  text-align: center;
  margin-bottom: 1.8rem;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.related-grid a {
  display: block;
  padding: 1.2rem;
  background: var(--cream);
  border: none;
  text-decoration: none;
  transition: transform 0.2s;
}
.related-grid a:hover { transform: translateY(-2px); }
.related-grid .word {
  font-family: var(--font-meta);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 0.4rem;
}
.related-grid .title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--indigo-deep);
  line-height: 1.3;
}

/* === HUB PAGE === */
.hub-hero {
  text-align: center;
  padding: 5rem 1.5rem 3rem;
}
.hub-hero .word-large {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 8rem);
  font-style: italic;
  font-weight: 500;
  line-height: 1;
  color: var(--indigo-deep);
  margin-bottom: 1rem;
}
.hub-hero .origin-line {
  font-family: var(--font-meta);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 1.5rem;
}
.hub-hero .definition {
  max-width: 60ch;
  margin: 0 auto;
  font-size: 1.2rem;
  font-style: italic;
  font-family: var(--font-display);
  color: var(--ink-soft);
}

.post-list {
  max-width: 820px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
.post-list-item {
  display: block;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--hairline);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline);
  transition: padding-left 0.2s;
}
.post-list-item:hover { padding-left: 0.6rem; }
.post-list-item .num {
  font-family: var(--font-meta);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ash);
  margin-bottom: 0.2rem;
}
.post-list-item .title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--indigo-deep);
  font-weight: 500;
  line-height: 1.3;
}

/* === RESPONSIVE === */
@media (max-width: 600px) {
  body { font-size: 17px; }
  .hero { padding: 4rem 1rem 3rem; }
  section { padding: 3.5rem 0; }
  .post-body { font-size: 17px; padding: 1rem 1.2rem 3rem; }
}