/* ============================================================
   BIBLE WORKS — Design System
   Default: Soft Light Blue  |  Dark Mode: Deep Navy
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&family=Inter:wght@300;400;500;600&family=Lora:ital,wght@0,400;1,400&display=swap');

/* ── Light Mode (Default) ─────────────────────────────────── */
:root {
  --bg-page:       #eef4fb;
  --bg-body:       #f5f9ff;
  --bg-card:       #ffffff;
  --bg-card-hover: #f0f6ff;
  --bg-surface:    #e2edf8;
  --bg-nav:        rgba(240, 248, 255, 0.88);

  --accent:        #2d7dd2;
  --accent-light:  #5b9fe8;
  --accent-soft:   #d6e8f9;
  --accent-glow:   rgba(45, 125, 210, 0.12);

  --teal:          #0ea5c8;
  --teal-soft:     #cef0f8;

  --text-primary:  #12325a;
  --text-secondary:#3a5f85;
  --text-muted:    #7a9ab8;
  --text-inverse:  #ffffff;

  --border:        rgba(45, 125, 210, 0.15);
  --border-active: rgba(45, 125, 210, 0.45);

  --prayer-bg:     #f0f8ff;
  --prayer-border: rgba(14, 165, 200, 0.35);
  --scripture-bg:  rgba(45, 125, 210, 0.05);
  --scripture-border: #2d7dd2;

  --shadow-card:   0 2px 16px rgba(45,125,210,0.10), 0 1px 4px rgba(45,125,210,0.06);
  --shadow-hover:  0 8px 32px rgba(45,125,210,0.18), 0 2px 8px rgba(45,125,210,0.10);

  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  22px;
  --radius-xl:  32px;
  --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);

  color-scheme: light;
}

/* ── Dark Mode ────────────────────────────────────────────── */
[data-theme="dark"] {
  --bg-page:       #0a0d1a;
  --bg-body:       #0f1428;
  --bg-card:       #141830;
  --bg-card-hover: #1a2040;
  --bg-surface:    #1e2545;
  --bg-nav:        rgba(10, 13, 26, 0.88);

  --accent:        #60a5fa;
  --accent-light:  #93c5fd;
  --accent-soft:   rgba(96,165,250,0.15);
  --accent-glow:   rgba(96,165,250,0.12);

  --teal:          #38bdf8;
  --teal-soft:     rgba(56,189,248,0.12);

  --text-primary:  #eef4fd;
  --text-secondary:#cdddf0;
  --text-muted:    #8aaabf;
  --text-inverse:  #0a0d1a;

  --border:        rgba(96,165,250,0.14);
  --border-active: rgba(96,165,250,0.45);

  --prayer-bg:     rgba(96,165,250,0.07);
  --prayer-border: rgba(96,165,250,0.35);
  --scripture-bg:  rgba(96,165,250,0.06);
  --scripture-border: #60a5fa;

  --shadow-card:   0 4px 24px rgba(0,0,0,0.4), 0 1px 4px rgba(0,0,0,0.3);
  --shadow-hover:  0 8px 40px rgba(0,0,0,0.5);

  color-scheme: dark;
}

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color 0.35s ease, color 0.35s ease;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-page); }
::-webkit-scrollbar-thumb { background: var(--accent-soft); border-radius: 3px; }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: var(--bg-surface); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── Typography ───────────────────────────────────────────── */
h1,h2,h3,h4 { font-family: 'Playfair Display', serif; line-height: 1.25; color: var(--text-primary); }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 600; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.7rem); font-weight: 600; }

p { color: var(--text-secondary); margin-bottom: 1rem; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-light); }

.container       { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: 860px;  margin: 0 auto; padding: 0 24px; }

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 24px;
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.35s ease, border-color 0.35s ease;
}

.nav__inner {
  max-width: 1200px; margin: 0 auto; height: 64px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}

.nav__logo {
  font-family: 'Playfair Display', serif; font-size: 1.1rem; font-weight: 700;
  color: var(--accent); cursor: pointer;
  display: flex; align-items: center; gap: 10px;
  transition: color var(--transition); white-space: nowrap;
}
.nav__logo:hover { color: var(--accent-light); }

.nav__logo-icon {
  width: 34px; height: 34px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--teal));
  border-radius: 9px; display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: white; box-shadow: 0 2px 8px var(--accent-glow);
}

.nav__links { display: flex; align-items: center; gap: 4px; }

.nav__link {
  padding: 7px 13px; border-radius: var(--radius-sm);
  font-size: 0.86rem; font-weight: 500;
  color: var(--text-secondary); cursor: pointer;
  transition: all var(--transition); border: 1px solid transparent;
  white-space: nowrap;
}
.nav__link:hover  { color: var(--accent); background: var(--accent-glow); border-color: var(--border); }
.nav__link.active { color: var(--accent); background: var(--accent-soft); border-color: var(--border-active); }
[data-theme="dark"] .nav__link.active { background: var(--accent-glow); }

/* ── Dark mode toggle button ──────────────────────────────── */
.theme-btn {
  width: 38px; height: 22px; flex-shrink: 0;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-active);
  border-radius: 11px; cursor: pointer;
  position: relative; transition: background 0.3s, border-color 0.3s;
  display: flex; align-items: center;
}
.theme-btn::after {
  content: '';
  position: absolute; left: 2px; top: 1px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1), background 0.3s;
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}
[data-theme="dark"] .theme-btn::after { transform: translateX(16px); background: var(--accent-light); }
.theme-btn-wrap {
  display: flex; align-items: center; gap: 7px;
  padding: 5px 10px; border-radius: var(--radius-sm);
  cursor: pointer; transition: background var(--transition);
  color: var(--text-muted); font-size: 0.78rem; font-weight: 500;
}
.theme-btn-wrap:hover { background: var(--accent-glow); color: var(--accent); }
.theme-icon { font-size: 14px; width: 16px; text-align: center; }

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; padding: 96px 24px 72px;
}

.hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 70% 55% at 50% 35%, rgba(45,125,210,0.10) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(14,165,200,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 90% 15%, rgba(45,125,210,0.06) 0%, transparent 60%);
  transition: background 0.35s;
}

[data-theme="dark"] .hero__bg {
  background:
    radial-gradient(ellipse 70% 55% at 50% 35%, rgba(96,165,250,0.09) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(56,189,248,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 90% 15%, rgba(96,165,250,0.05) 0%, transparent 60%);
}

/* floating orbs */
.hero__orb {
  position: absolute; border-radius: 50%; pointer-events: none;
  filter: blur(60px); opacity: 0.18; animation: floatOrb 8s ease-in-out infinite;
}
.hero__orb--1 { width: 300px; height: 300px; background: var(--accent); top: 10%; left: 5%; animation-delay: 0s; }
.hero__orb--2 { width: 250px; height: 250px; background: var(--teal);  bottom: 15%; right: 8%; animation-delay: 3s; }
.hero__orb--3 { width: 180px; height: 180px; background: var(--accent); top: 55%; left: 40%; animation-delay: 5s; opacity: 0.10; }

@keyframes floatOrb {
  0%,100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(20px, -25px) scale(1.05); }
  66%      { transform: translate(-15px, 15px) scale(0.97); }
}

.hero__content { text-align: center; max-width: 800px; position: relative; z-index: 1; }

.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 18px; border: 1.5px solid var(--border-active);
  border-radius: 100px; font-size: 0.76rem; font-weight: 600;
  color: var(--accent); background: var(--accent-soft);
  margin-bottom: 24px; letter-spacing: 0.06em; text-transform: uppercase;
  transition: all 0.35s;
}
[data-theme="dark"] .hero__badge { background: var(--accent-glow); }

.hero__title {
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 60%, var(--teal) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 10px;
}

.hero__subtitle {
  font-family: 'Playfair Display', serif; font-style: italic;
  font-size: clamp(1rem, 2vw, 1.25rem); color: var(--text-muted); margin-bottom: 20px;
}

.hero__author { font-size: 0.93rem; color: var(--text-muted); margin-bottom: 44px; }
.hero__author strong { color: var(--text-secondary); font-weight: 500; }

.hero__verse {
  background: var(--scripture-bg);
  border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 28px; margin-bottom: 48px; text-align: left;
  font-family: 'Lora', serif; font-style: italic;
  font-size: 1rem; color: var(--text-secondary);
  transition: all 0.35s;
}
.hero__verse cite {
  display: block; font-style: normal; font-family: 'Inter', sans-serif;
  font-size: 0.78rem; color: var(--text-muted); margin-top: 10px; letter-spacing: 0.04em;
}

.hero__books {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 20px;
}

/* ── Book Cards ───────────────────────────────────────────── */
.book-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px 28px 26px;
  cursor: pointer; transition: all var(--transition);
  text-align: left; position: relative; overflow: hidden;
  box-shadow: var(--shadow-card);
}

.book-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--teal));
  opacity: 0; transition: opacity var(--transition);
}

.book-card:hover {
  border-color: var(--border-active);
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}
.book-card:hover::before { opacity: 1; }

.book-card__icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-soft), var(--teal-soft));
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: 20px;
  border: 1px solid var(--border);
  transition: all 0.35s;
}
[data-theme="dark"] .book-card__icon { background: linear-gradient(135deg, var(--accent-glow), rgba(56,189,248,0.1)); }

.book-card__label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 8px;
}

.book-card__title {
  font-family: 'Playfair Display', serif; font-size: 1.28rem; font-weight: 600;
  color: var(--text-primary); margin-bottom: 10px;
}

.book-card__desc {
  font-size: 0.88rem; color: var(--text-muted); margin-bottom: 22px; line-height: 1.65;
}

.book-card__meta { display: flex; gap: 8px; flex-wrap: wrap; }

.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px; border-radius: 100px; font-size: 0.76rem; font-weight: 500;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--border);
  transition: all 0.35s;
}
[data-theme="dark"] .badge { background: var(--accent-glow); }

.book-card__arrow {
  position: absolute; bottom: 22px; right: 22px;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--accent-soft); border: 1.5px solid var(--border-active);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 16px;
  transition: all var(--transition);
}
[data-theme="dark"] .book-card__arrow { background: var(--accent-glow); }
.book-card:hover .book-card__arrow {
  background: var(--accent); color: white; border-color: var(--accent);
  transform: translateX(3px);
}

/* ── About Section ────────────────────────────────────────── */
.about {
  padding: 80px 24px;
  background: var(--bg-page);
  border-top: 1px solid var(--border);
  transition: background 0.35s, border-color 0.35s;
}

.section-header { text-align: center; margin-bottom: 48px; }
.section-header__eyebrow {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 12px;
}
.section-header__title { color: var(--text-primary); margin-bottom: 12px; }
.section-header__sub { font-size: 1rem; color: var(--text-muted); max-width: 480px; margin: 0 auto; }

.author-card {
  max-width: 680px; margin: 0 auto;
  background: var(--bg-card); border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px 40px;
  display: flex; gap: 28px; align-items: flex-start;
  box-shadow: var(--shadow-card); transition: all 0.35s;
}

.author-card__avatar {
  width: 76px; height: 76px; flex-shrink: 0; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--teal));
  display: flex; align-items: center; justify-content: center;
  font-family: 'Playfair Display', serif; font-size: 2rem;
  color: white; font-weight: 700; box-shadow: 0 4px 16px var(--accent-glow);
}

.author-card__name { font-family: 'Playfair Display', serif; font-size: 1.4rem; color: var(--text-primary); margin-bottom: 4px; }
.author-card__location { font-size: 0.84rem; color: var(--text-muted); margin-bottom: 16px; }
.author-card__bio { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.78; margin: 0; }

/* ── Page Layout ──────────────────────────────────────────── */
.page { min-height: 100vh; padding-top: 64px; }

.page-hero {
  padding: 48px 24px 36px; position: relative; overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: var(--bg-page);
  transition: background 0.35s, border-color 0.35s;
}

.page-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 60% 100% at 50% 0%, rgba(45,125,210,0.07) 0%, transparent 70%);
}
[data-theme="dark"] .page-hero::before {
  background: radial-gradient(ellipse 60% 100% at 50% 0%, rgba(96,165,250,0.07) 0%, transparent 70%);
}

.page-hero__inner { max-width: 1100px; margin: 0 auto; position: relative; }

.page-hero__back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.84rem; color: var(--text-muted); cursor: pointer;
  margin-bottom: 20px; padding: 6px 12px;
  border-radius: var(--radius-sm); border: 1px solid transparent;
  transition: all var(--transition);
}
.page-hero__back:hover { color: var(--accent); border-color: var(--border); background: var(--accent-glow); }

.page-hero__title {
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 14px;
}

.page-hero__desc { font-size: 0.97rem; color: var(--text-muted); max-width: 600px; margin-bottom: 22px; }

.page-hero__stats { display: flex; gap: 12px; flex-wrap: wrap; }

.stat-pill {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 14px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 100px;
  font-size: 0.84rem; color: var(--text-secondary);
  box-shadow: var(--shadow-card);
}
.stat-pill__num { font-family: 'Playfair Display', serif; font-size: 1rem; color: var(--accent); font-weight: 600; }

/* ── Chapter Grid ─────────────────────────────────────────── */
.chapter-grid { padding: 36px 24px 72px; max-width: 1100px; margin: 0 auto; }

.chapter-grid__section-title {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--border);
}

.chapter-grid__items {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 12px; margin-bottom: 44px;
}

.chapter-card {
  background: var(--bg-card); border: 1.5px solid var(--border);
  border-radius: var(--radius-md); padding: 16px 18px;
  cursor: pointer; transition: all var(--transition);
  display: flex; align-items: flex-start; gap: 14px;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-card);
}

.chapter-card::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(to bottom, var(--accent), var(--teal));
  opacity: 0; transition: opacity var(--transition);
}

.chapter-card:hover {
  border-color: var(--border-active); background: var(--bg-card-hover);
  transform: translateX(4px); box-shadow: var(--shadow-hover);
}
.chapter-card:hover::before { opacity: 1; }

.chapter-card__num {
  font-family: 'Playfair Display', serif; font-size: 1.4rem; font-weight: 700;
  color: var(--accent-soft); line-height: 1; min-width: 28px; padding-top: 2px;
  transition: color 0.35s;
}
[data-theme="dark"] .chapter-card__num { color: rgba(96,165,250,0.3); }
.chapter-card:hover .chapter-card__num { color: var(--accent); }

.chapter-card__body { flex: 1; min-width: 0; }
.chapter-card__title {
  font-family: 'Playfair Display', serif; font-size: 0.94rem; font-weight: 600;
  color: var(--text-primary); margin-bottom: 4px; line-height: 1.4;
}
.chapter-card__ref { font-size: 0.75rem; color: var(--text-muted); }

.chapter-card__yt {
  width: 22px; height: 22px; border-radius: 4px;
  background: rgba(255,50,50,0.1); border: 1px solid rgba(255,50,50,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; color: #e05252; flex-shrink: 0; margin-top: 3px;
}

/* ── Chapter Detail ───────────────────────────────────────── */
.chapter-page { padding-top: 64px; }

.chapter-header {
  padding: 48px 24px 40px; border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
  background: var(--bg-page);
  transition: background 0.35s, border-color 0.35s;
}

.chapter-header::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 50% 100% at 50% 0%, rgba(45,125,210,0.07) 0%, transparent 70%);
}
[data-theme="dark"] .chapter-header::before {
  background: radial-gradient(ellipse 50% 100% at 50% 0%, rgba(96,165,250,0.07) 0%, transparent 70%);
}

.chapter-header__inner { max-width: 860px; margin: 0 auto; position: relative; }

.chapter-header__breadcrumb {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 20px; font-size: 0.8rem; color: var(--text-muted);
}
.chapter-header__breadcrumb span { cursor: pointer; transition: color var(--transition); }
.chapter-header__breadcrumb span:hover { color: var(--accent); }
.chapter-header__breadcrumb .sep { opacity: 0.4; }

.chapter-header__num-bg {
  font-family: 'Playfair Display', serif; font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 700; color: var(--accent); opacity: 0.06; line-height: 1;
  position: absolute; top: -10px; right: 0; pointer-events: none; user-select: none;
}

.chapter-header__title {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 16px; line-height: 1.3;
}

.chapter-header__ref {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border: 1.5px solid var(--border-active);
  border-radius: 100px; font-size: 0.8rem;
  color: var(--accent); background: var(--accent-soft);
  transition: all 0.35s;
}
[data-theme="dark"] .chapter-header__ref { background: var(--accent-glow); }

/* ── Chapter Content ──────────────────────────────────────── */
.chapter-content { max-width: 860px; margin: 0 auto; padding: 48px 24px 80px; }

.content-section { margin-bottom: 40px; animation: fadeUp 0.5s ease both; }
@keyframes fadeUp { from { opacity:0; transform:translateY(18px); } to { opacity:1; transform:translateY(0); } }

.content-section__label {
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: 16px; display: flex; align-items: center; gap: 12px;
}
.content-section__label::after { content:''; flex:1; height:1px; background:var(--border); }

/* Scripture block */
.scripture-block {
  background: var(--scripture-bg); border: 1px solid var(--border);
  border-left: 3px solid var(--scripture-border);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 24px 28px; margin-bottom: 12px; position: relative;
  transition: all 0.35s;
}
.scripture-block::before {
  content: '\201C'; font-family: 'Playfair Display', serif;
  font-size: 5rem; color: var(--accent); opacity: 0.12;
  position: absolute; top: -12px; left: 14px; line-height: 1; pointer-events: none;
}
.scripture-block p {
  font-family: 'Lora', serif; font-style: italic;
  font-size: 1rem; color: var(--text-secondary);
  line-height: 1.85; margin: 0; padding-left: 14px;
}

/* Body text */
.body-text p { font-size: 0.97rem; color: var(--text-secondary); line-height: 1.85; margin-bottom: 1rem; }

/* Prayer box */
.prayer-box {
  background: var(--prayer-bg); border: 1.5px solid var(--prayer-border);
  border-radius: var(--radius-md); padding: 26px 30px;
  position: relative; overflow: hidden; transition: all 0.35s;
}
.prayer-box::before {
  content: '🙏'; position: absolute; top: 16px; right: 20px;
  font-size: 2.5rem; opacity: 0.1; pointer-events: none;
}
.prayer-box p {
  font-family: 'Lora', serif; font-style: italic;
  font-size: 0.98rem; color: var(--text-secondary); line-height: 1.85; margin: 0;
}

/* YouTube button */
.youtube-btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 11px 20px;
  background: rgba(220,38,38,0.08); border: 1.5px solid rgba(220,38,38,0.25);
  border-radius: var(--radius-sm); color: #dc3545;
  font-size: 0.88rem; font-weight: 500; cursor: pointer;
  text-decoration: none; transition: all var(--transition);
}
[data-theme="dark"] .youtube-btn { background: rgba(220,38,38,0.10); border-color: rgba(220,38,38,0.30); color: #ff7070; }
.youtube-btn:hover {
  background: rgba(220,38,38,0.15); border-color: rgba(220,38,38,0.45);
  color: #c0392b; transform: translateY(-1px);
}
[data-theme="dark"] .youtube-btn:hover { color: #ff9090; }

/* ── Chapter Navigation ───────────────────────────────────── */
.chapter-nav {
  display: flex; gap: 12px; padding-top: 32px;
  border-top: 1px solid var(--border); margin-top: 32px;
}
.chapter-nav__btn {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px; background: var(--bg-card); border: 1.5px solid var(--border);
  border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition);
  flex: 1; text-decoration: none; max-width: 48%;
  box-shadow: var(--shadow-card);
}
.chapter-nav__btn:hover { border-color: var(--border-active); background: var(--bg-card-hover); box-shadow: var(--shadow-hover); }
.chapter-nav__btn--next { flex-direction: row-reverse; margin-left: auto; }
.chapter-nav__btn-texts { display: flex; flex-direction: column; min-width: 0; }
.chapter-nav__btn-label { font-size: 0.68rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.chapter-nav__btn-title { font-family: 'Playfair Display', serif; font-size: 0.87rem; color: var(--text-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chapter-nav__btn-icon { font-size: 18px; color: var(--accent); flex-shrink: 0; }

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border); padding: 36px 24px; text-align: center;
  background: var(--bg-page); transition: all 0.35s;
}
.footer__text { font-size: 0.84rem; color: var(--text-muted); }
.footer__text strong { color: var(--text-secondary); }
.footer__divider { width: 40px; height: 1px; background: var(--border-active); margin: 12px auto; }
.footer__verse { font-family: 'Lora', serif; font-style: italic; font-size: 0.87rem; color: var(--text-muted); }

/* ── Animations ───────────────────────────────────────────── */
.fade-in  { animation: fadeIn  0.55s ease both; }
.slide-up { animation: slideUp 0.50s cubic-bezier(0.4,0,0.2,1) both; }
@keyframes fadeIn  { from { opacity:0; }                          to { opacity:1; } }
@keyframes slideUp { from { opacity:0; transform:translateY(24px);} to { opacity:1; transform:translateY(0); } }

.stagger > * { animation: slideUp 0.5s cubic-bezier(0.4,0,0.2,1) both; }
.stagger > *:nth-child(1) { animation-delay: 0.05s; }
.stagger > *:nth-child(2) { animation-delay: 0.12s; }
.stagger > *:nth-child(3) { animation-delay: 0.19s; }
.stagger > *:nth-child(n+4) { animation-delay: 0.26s; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav__logo span { display: none; }
  .nav__links .nav__link:not(.active):not(#lang-toggle) { display: none; }
  .author-card { flex-direction: column; padding: 24px; }
  .hero__books { grid-template-columns: 1fr; }
  .chapter-nav { flex-direction: column; }
  .chapter-nav__btn { max-width: 100%; }
  .chapter-nav__btn--next { margin-left: 0; }
}
@media (max-width: 480px) {
  .container, .container--narrow { padding: 0 16px; }
  .chapter-content { padding: 28px 16px 60px; }
}