/* ============================================================
   SCRIPTURE STUDY — Complete Bible Study App
   CSS Design System
   ============================================================ */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Color Palette — Light Mode */
  --color-bg:          #faf8f4;
  --color-bg-alt:      #f3efe8;
  --color-bg-card:     #ffffff;
  --color-bg-sidebar:  #1a1208;
  --color-surface:     #fffdf9;
  --color-border:      #e8e0d0;
  --color-border-light:#f0ead8;

  /* Brand / Accent */
  --color-gold:        #c9973a;
  --color-gold-light:  #f0c86a;
  --color-gold-dark:   #9a6e1c;
  --color-gold-bg:     #fdf6e3;
  --color-crimson:     #8b1a1a;
  --color-crimson-light:#c0392b;
  --color-blue:        #1e3a5f;
  --color-blue-light:  #2e6da4;
  --color-green:       #1e5631;
  --color-green-light: #27ae60;
  --color-purple:      #4a235a;

  /* Text */
  --color-text:        #1a1208;
  --color-text-soft:   #5a4a30;
  --color-text-muted:  #9a8a70;
  --color-text-inverse:#faf8f4;

  /* Sidebar */
  --sidebar-text:      #e8dcc8;
  --sidebar-text-soft: #b0a090;
  --sidebar-active-bg: rgba(201,151,58,0.18);
  --sidebar-hover-bg:  rgba(255,255,255,0.06);

  /* Typography */
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif:   'Crimson Pro', Georgia, 'Times New Roman', serif;
  --font-display: 'Playfair Display', Georgia, serif;

  /* Font sizes */
  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.0625rem;
  --fs-lg:   1.125rem;
  --fs-xl:   1.25rem;
  --fs-2xl:  1.5rem;
  --fs-3xl:  1.875rem;
  --fs-4xl:  2.25rem;
  --fs-5xl:  3rem;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Radii */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.10), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg:  0 10px 30px rgba(0,0,0,0.12), 0 4px 10px rgba(0,0,0,0.08);
  --shadow-gold: 0 4px 20px rgba(201,151,58,0.25);

  /* Layout */
  --sidebar-width: 260px;
  --topbar-height: 60px;
  --reader-max-width: 760px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Bible reader verse font scale */
  --verse-font-scale: 1;
}

/* --- Dark Mode --- */
[data-theme="dark"] {
  --color-bg:          #0f0c08;
  --color-bg-alt:      #18140d;
  --color-bg-card:     #1e1810;
  --color-bg-sidebar:  #0a0804;
  --color-surface:     #141008;
  --color-border:      #2a2018;
  --color-border-light:#1e1810;
  --color-gold:        #d4a84b;
  --color-gold-light:  #e8c06a;
  --color-gold-dark:   #a07830;
  --color-gold-bg:     #1e1808;
  --color-text:        #f0e8d8;
  --color-text-soft:   #c0b090;
  --color-text-muted:  #706050;
  --color-text-inverse:#0f0c08;
  --sidebar-text:      #d8ccb8;
  --sidebar-text-soft: #887870;
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg:  0 10px 30px rgba(0,0,0,0.5);
}

/* --- Font Size Scales --- */
[data-fontsize="sm"] { --verse-font-scale: 0.9; }
[data-fontsize="md"] { --verse-font-scale: 1; }
[data-fontsize="lg"] { --verse-font-scale: 1.15; }
[data-fontsize="xl"] { --verse-font-scale: 1.3; }

/* ============================================================
   COVER PAGE
   ============================================================ */

.cover {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #070510;
  overflow: hidden;
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.cover.hiding {
  opacity: 0;
  transform: scale(1.04);
  pointer-events: none;
}

.cover.hidden {
  display: none;
}

/* ---- Canvas starfield ---- */
.cover__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.6;
}

/* ---- Light beam rays ---- */
.cover__beams {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cover__beam {
  position: absolute;
  top: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg,
    transparent 0%,
    rgba(201,151,58,0.08) 30%,
    rgba(201,151,58,0.18) 50%,
    rgba(201,151,58,0.08) 70%,
    transparent 100%
  );
  transform-origin: top center;
  animation: beamSway 8s ease-in-out infinite;
}

.cover__beam--1 {
  left: 30%;
  transform: rotate(-8deg) scaleX(60);
  animation-delay: 0s;
  opacity: 0.5;
}

.cover__beam--2 {
  left: 50%;
  transform: rotate(0deg) scaleX(80);
  animation-delay: -3s;
  opacity: 0.7;
}

.cover__beam--3 {
  left: 70%;
  transform: rotate(8deg) scaleX(60);
  animation-delay: -5s;
  opacity: 0.5;
}

@keyframes beamSway {
  0%, 100% { opacity: 0.4; transform: rotate(-8deg) scaleX(60); }
  50%       { opacity: 0.7; transform: rotate(-4deg) scaleX(70); }
}

/* ---- Main content ---- */
.cover__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  max-width: 680px;
  width: 100%;
  gap: var(--space-8);
  animation: coverFadeUp 1.2s ease forwards;
}

@keyframes coverFadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---- Top ornament ---- */
.cover__ornament {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
  max-width: 300px;
  animation: coverFadeUp 1.4s ease 0.1s both;
}

.cover__ornament-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,151,58,0.5), transparent);
}

.cover__ornament-symbol {
  color: var(--color-gold);
  font-size: var(--fs-lg);
  text-shadow: 0 0 20px rgba(201,151,58,0.8);
  animation: goldPulse 3s ease-in-out infinite;
}

@keyframes goldPulse {
  0%, 100% { text-shadow: 0 0 12px rgba(201,151,58,0.6); }
  50%       { text-shadow: 0 0 30px rgba(201,151,58,1), 0 0 60px rgba(201,151,58,0.4); }
}

/* ---- Title block ---- */
.cover__title-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  animation: coverFadeUp 1.4s ease 0.2s both;
}

.cover__eyebrow {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-gold);
  opacity: 0.85;
}

.cover__title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  line-height: 0.9;
  margin: 0;
}

.cover__title-line1 {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 700;
  font-style: italic;
  color: #f0e6cc;
  letter-spacing: -0.01em;
  text-shadow:
    0 0 80px rgba(201,151,58,0.3),
    0 2px 4px rgba(0,0,0,0.5);
}

.cover__title-line2 {
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 14vw, 9.5rem);
  font-weight: 800;
  color: var(--color-gold);
  letter-spacing: -0.02em;
  text-shadow:
    0 0 60px rgba(201,151,58,0.5),
    0 0 120px rgba(201,151,58,0.2),
    0 2px 8px rgba(0,0,0,0.6);
  animation: titleShimmer 4s ease-in-out infinite;
}

@keyframes titleShimmer {
  0%, 100% { text-shadow: 0 0 60px rgba(201,151,58,0.5), 0 0 120px rgba(201,151,58,0.2); }
  50%       { text-shadow: 0 0 80px rgba(201,151,58,0.8), 0 0 160px rgba(201,151,58,0.35); }
}

.cover__rule {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: var(--space-2) 0;
}

.cover__tagline {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  font-style: italic;
  color: rgba(240,230,204,0.65);
  line-height: 1.75;
  max-width: 520px;
}

/* ---- Feature pills ---- */
.cover__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  animation: coverFadeUp 1.4s ease 0.35s both;
}

.cover__feature-pill {
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: rgba(201,151,58,0.1);
  color: rgba(240,220,170,0.85);
  border: 1px solid rgba(201,151,58,0.25);
  letter-spacing: 0.02em;
  transition: all var(--transition-fast);
}

.cover__feature-pill:hover {
  background: rgba(201,151,58,0.2);
  border-color: rgba(201,151,58,0.5);
  color: var(--color-gold-light);
}

/* ---- Enter button ---- */
.cover__enter-btn {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-10);
  background: linear-gradient(135deg, #c9973a, #a07020, #c9973a);
  background-size: 200% 100%;
  color: #fff;
  font-size: var(--fs-lg);
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  box-shadow:
    0 0 30px rgba(201,151,58,0.4),
    0 4px 20px rgba(0,0,0,0.4),
    inset 0 1px 0 rgba(255,255,255,0.15);
  transition: all 0.3s ease;
  animation: coverFadeUp 1.4s ease 0.5s both, btnGlow 3s ease-in-out 2s infinite;
  text-transform: uppercase;
  font-family: var(--font-body);
}

.cover__enter-btn:hover {
  background-position: 100% 0;
  transform: translateY(-2px) scale(1.03);
  box-shadow:
    0 0 50px rgba(201,151,58,0.6),
    0 8px 30px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255,255,255,0.2);
}

.cover__enter-btn:active {
  transform: translateY(0) scale(0.99);
}

@keyframes btnGlow {
  0%, 100% { box-shadow: 0 0 30px rgba(201,151,58,0.4), 0 4px 20px rgba(0,0,0,0.4); }
  50%       { box-shadow: 0 0 60px rgba(201,151,58,0.7), 0 4px 30px rgba(0,0,0,0.5); }
}

.cover__enter-arrow {
  font-size: var(--fs-xl);
  transition: transform 0.3s ease;
}

.cover__enter-btn:hover .cover__enter-arrow {
  transform: translateX(4px);
}

/* ---- Bottom verse ---- */
.cover__verse {
  animation: coverFadeUp 1.4s ease 0.65s both;
  margin: 0;
}

.cover__verse p {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-style: italic;
  color: rgba(240,230,204,0.5);
  margin-bottom: var(--space-1);
}

.cover__verse footer {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(201,151,58,0.5);
}

/* ---- Bottom ornament ---- */
.cover__bottom-ornament {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
  max-width: 200px;
  animation: coverFadeUp 1.4s ease 0.75s both;
}

.cover__ornament-dots {
  font-size: var(--fs-sm);
  color: rgba(201,151,58,0.4);
  letter-spacing: 0.2em;
}

/* ---- Responsive ---- */
@media (max-width: 480px) {
  .cover__tagline { font-size: var(--fs-md); }
  .cover__enter-btn { padding: var(--space-4) var(--space-8); font-size: var(--fs-md); }
  .cover__features { gap: var(--space-1); }
  .cover__feature-pill { font-size: 10px; padding: var(--space-1) var(--space-3); }
}

/* ============================================================
   SKIP LINK (accessibility)
   ============================================================ */
.skip-link {
  position: absolute;
  top: -60px;
  left: var(--space-4);
  background: var(--color-gold);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--fs-sm);
  z-index: 500;
  transition: top var(--transition-fast);
  text-decoration: none;
}

.skip-link:focus {
  top: var(--space-4);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background var(--transition-slow), color var(--transition-slow);
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.25;
  font-weight: 600;
}

button {
  cursor: pointer;
  font-family: var(--font-body);
  border: none;
  background: none;
}

input, textarea, select {
  font-family: var(--font-body);
}

a {
  color: var(--color-gold-dark);
  text-decoration: none;
}

ul, ol { list-style: none; }

img { max-width: 100%; height: auto; }

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-height);
  background: var(--color-bg-sidebar);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-6);
  z-index: 100;
  border-bottom: 1px solid rgba(201,151,58,0.2);
}

.topbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
  min-width: 200px;
}

.topbar__icon {
  color: var(--color-gold);
  font-size: var(--fs-xl);
  line-height: 1;
}

.topbar__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-text-inverse);
  letter-spacing: 0.01em;
}

[data-theme="dark"] .topbar__title { color: var(--color-text); }

.topbar__nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  color: var(--sidebar-text-soft);
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-btn:hover {
  color: var(--sidebar-text);
  background: var(--sidebar-hover-bg);
}

.nav-btn.active {
  color: var(--color-gold);
  background: var(--sidebar-active-bg);
  font-weight: 600;
}

.nav-btn__icon { font-size: var(--fs-base); }

.topbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}

.btn-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--sidebar-text-soft);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: all var(--transition-fast);
  border: 1px solid rgba(255,255,255,0.08);
}

.btn-icon:hover {
  color: var(--color-gold);
  background: var(--sidebar-hover-bg);
  border-color: rgba(201,151,58,0.3);
}

/* ============================================================
   APP LAYOUT
   ============================================================ */
.app-layout {
  display: flex;
  margin-top: var(--topbar-height);
  min-height: calc(100vh - var(--topbar-height));
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-bg-sidebar);
  border-right: 1px solid rgba(201,151,58,0.12);
  position: fixed;
  top: var(--topbar-height);
  left: 0;
  bottom: 0;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 50;
  display: flex;
  flex-direction: column;
  scrollbar-width: thin;
  scrollbar-color: rgba(201,151,58,0.3) transparent;
  transition: transform var(--transition-slow);
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(201,151,58,0.3); border-radius: var(--radius-full); }

.sidebar__header {
  padding: var(--space-5) var(--space-4) var(--space-4);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: sticky;
  top: 0;
  background: var(--color-bg-sidebar);
  z-index: 1;
}

.sidebar__heading {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  margin-bottom: var(--space-3);
}

.sidebar__search {
  position: relative;
}

.sidebar__search input {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  color: var(--sidebar-text);
  font-size: var(--fs-sm);
  outline: none;
  transition: all var(--transition-fast);
}

.sidebar__search input::placeholder { color: var(--sidebar-text-soft); }

.sidebar__search input:focus {
  border-color: rgba(201,151,58,0.4);
  background: rgba(255,255,255,0.09);
  box-shadow: 0 0 0 2px rgba(201,151,58,0.15);
}

.sidebar__testament {
  padding: var(--space-3) 0;
}

.sidebar__testament-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sidebar-text-soft);
  cursor: pointer;
  user-select: none;
  transition: color var(--transition-fast);
}

.sidebar__testament-label:hover { color: var(--sidebar-text); }

.testament-count {
  margin-left: auto;
  font-size: var(--fs-xs);
  opacity: 0.6;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

.testament-arrow {
  font-size: 10px;
  transition: transform var(--transition-fast);
  display: inline-block;
}

.book-list.collapsed + .sidebar__testament-label .testament-arrow,
.sidebar__testament-label.collapsed .testament-arrow {
  transform: rotate(-90deg);
}

.book-list {
  padding: 0 var(--space-2);
}

.book-list.collapsed { display: none; }

.book-item {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.book-item__btn {
  width: 100%;
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  color: var(--sidebar-text);
  font-size: var(--fs-sm);
  font-weight: 400;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-align: left;
  gap: var(--space-2);
}

.book-item__btn:hover {
  background: var(--sidebar-hover-bg);
  color: #fff;
}

.book-item.active .book-item__btn {
  background: var(--sidebar-active-bg);
  color: var(--color-gold);
  font-weight: 600;
}

.book-item__name { flex: 1; }

.book-item__chapters {
  font-size: var(--fs-xs);
  color: var(--sidebar-text-soft);
  opacity: 0.7;
}

.book-item__category {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Book category colors */
.cat-law           { background: #c9973a; }
.cat-history       { background: #27ae60; }
.cat-wisdom        { background: #2e86ab; }
.cat-major-prophets{ background: #8b1a1a; }
.cat-minor-prophets{ background: #9b59b6; }
.cat-gospels       { background: #e67e22; }
.cat-nt-history    { background: #1abc9c; }
.cat-pauline-epistles { background: #3498db; }
.cat-general-epistles { background: #e91e63; }
.cat-prophecy      { background: #f39c12; }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ============================================================
   VIEWS
   ============================================================ */
.view {
  display: none;
  animation: fadeIn var(--transition-base) ease;
  min-height: calc(100vh - var(--topbar-height));
}

.view.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   SECTION HERO
   ============================================================ */
.section-hero {
  text-align: center;
  padding: var(--space-16) var(--space-8) var(--space-10);
  background: linear-gradient(180deg, var(--color-gold-bg) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.section-hero__icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  display: block;
}

.section-hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.section-hero__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-soft);
  max-width: 600px;
  margin: 0 auto;
  font-family: var(--font-serif);
  font-style: italic;
  line-height: 1.7;
}

/* ============================================================
   READER VIEW
   ============================================================ */
.reader-nav {
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-8);
  position: sticky;
  top: var(--topbar-height);
  z-index: 40;
  box-shadow: var(--shadow-sm);
}

.reader-nav__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.reader-nav__breadcrumb {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

#breadcrumbBook { color: var(--color-gold-dark); font-weight: 600; }
.breadcrumb-sep { color: var(--color-border); }
#breadcrumbChapter { color: var(--color-text-soft); }

/* ============================================================
   AUDIO / READ-ALOUD CONTROLS
   ============================================================ */
.audio-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.audio-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  height: 34px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.audio-btn:hover {
  background: var(--color-gold-bg);
  border-color: var(--color-gold-light);
  color: var(--color-gold-dark);
}

.audio-btn__icon { font-size: 12px; line-height: 1; }

.audio-btn--play {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  border-color: var(--color-gold-dark);
  color: #fff;
  padding: 0 var(--space-4);
}

.audio-btn--play:hover {
  background: var(--color-gold-dark);
  color: #fff;
  box-shadow: var(--shadow-gold);
}

.audio-btn--play .audio-btn__icon { font-size: 10px; }

.audio-btn--whole {
  background: var(--color-bg-alt);
  border-color: var(--color-gold-light);
  color: var(--color-gold-dark);
}

.audio-btn--whole:hover {
  background: var(--color-gold);
  color: #fff;
  border-color: var(--color-gold);
}

.audio-btn--resume {
  background: rgba(30,86,49,0.1);
  border-color: rgba(30,86,49,0.3);
  color: #1e5631;
}

.audio-btn--resume:hover {
  background: #1e5631;
  color: #fff;
  border-color: #1e5631;
}

[data-theme="dark"] .audio-btn--resume { color: #4ade80; }
[data-theme="dark"] .audio-btn--resume:hover { color: #fff; }

.audio-btn[hidden] { display: none; }

.audio-btn--gear { padding: 0 var(--space-3); }

/* Settings popover */
.audio-settings { position: relative; }

.audio-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 260px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-4);
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  animation: fadeIn var(--transition-fast);
}

.audio-panel[hidden] { display: none; }

.audio-panel__row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.audio-panel__row--check {
  flex-direction: row;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.audio-panel__label {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-text-soft);
  display: flex;
  justify-content: space-between;
}

.audio-panel__select {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--fs-sm);
  outline: none;
}

.audio-panel__select:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 2px rgba(201,151,58,0.15);
}

.audio-panel__range {
  width: 100%;
  accent-color: var(--color-gold);
  cursor: pointer;
}

#audioRateValue { color: var(--color-gold-dark); font-weight: 700; }

.audio-panel__hint {
  font-size: 11px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-top: 2px;
}

/* Now-playing indicator */
.audio-nowplaying {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(90deg, var(--color-gold-bg), transparent);
  border-left: 3px solid var(--color-gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--fs-sm);
  color: var(--color-gold-dark);
  font-weight: 600;
}

.audio-nowplaying[hidden] { display: none; }

/* Animated sound wave */
.audio-nowplaying__wave {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 16px;
}

.audio-nowplaying__wave span {
  width: 3px;
  background: var(--color-gold);
  border-radius: 2px;
  animation: audioWave 1s ease-in-out infinite;
}

.audio-nowplaying__wave span:nth-child(1) { height: 40%; animation-delay: 0s;    }
.audio-nowplaying__wave span:nth-child(2) { height: 90%; animation-delay: 0.2s;  }
.audio-nowplaying__wave span:nth-child(3) { height: 60%; animation-delay: 0.4s;  }
.audio-nowplaying__wave span:nth-child(4) { height: 80%; animation-delay: 0.15s; }

@keyframes audioWave {
  0%, 100% { transform: scaleY(0.4); }
  50%       { transform: scaleY(1); }
}

/* Pause the wave animation when paused */
.audio-nowplaying--paused .audio-nowplaying__wave span {
  animation-play-state: paused;
}

/* Verse currently being read aloud */
.verse--reading {
  background: linear-gradient(90deg, rgba(201,151,58,0.22), rgba(201,151,58,0.06)) !important;
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-md);
  box-shadow: 0 0 0 1px rgba(201,151,58,0.2);
  transition: background var(--transition-base);
}

.verse--reading .verse-num { color: var(--color-gold-dark); }

@media (max-width: 768px) {
  .audio-btn__label { display: none; }
  .audio-btn--play { padding: 0 var(--space-3); }
  .audio-panel { width: 220px; right: auto; left: 0; }
  .reader-nav__top { gap: var(--space-2); }
}

.reader-nav__chapters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  max-height: 120px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.chapter-btn {
  min-width: 36px;
  height: 32px;
  padding: 0 var(--space-2);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--color-text-soft);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.chapter-btn:hover {
  background: var(--color-gold-bg);
  border-color: var(--color-gold);
  color: var(--color-gold-dark);
}

.chapter-btn.active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: #fff;
  font-weight: 700;
  box-shadow: var(--shadow-gold);
}

/* ---- Book intro card ---- */
.book-intro-card {
  max-width: var(--reader-max-width);
  margin: var(--space-10) auto var(--space-8);
  padding: var(--space-8);
  background: linear-gradient(135deg, var(--color-gold-bg) 0%, var(--color-bg-card) 60%);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.book-intro-card__category {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold-dark);
  margin-bottom: var(--space-2);
}

.book-intro-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.book-intro-card__summary {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  color: var(--color-text-soft);
  line-height: 1.8;
  font-style: italic;
}

/* ---- Authorship block ---- */
.book-author {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.book-author[hidden] { display: none; }

.book-author__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.book-author__avatar {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xl);
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-light);
  border-radius: 50%;
}

.book-author__meta { min-width: 0; }

.book-author__label {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.book-author__name {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.book-author__disputed {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 2px 8px;
  cursor: help;
}

.book-author__date {
  font-size: var(--fs-sm);
  color: var(--color-gold-dark);
  font-weight: 500;
}

.book-author__bio {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.75;
}

/* ---- Chapter content ---- */
.chapter-content {
  max-width: var(--reader-max-width);
  margin: 0 auto;
  padding: 0 var(--space-8) var(--space-16);
}

.chapter-header {
  text-align: center;
  margin-bottom: var(--space-10);
  padding: var(--space-8) 0 var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.chapter-header__book {
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold-dark);
  margin-bottom: var(--space-2);
}

.chapter-header__number {
  font-family: var(--font-display);
  font-size: var(--fs-5xl);
  color: var(--color-text);
  line-height: 1;
  font-weight: 800;
  margin: 0;
}

/* ref-tag used as <button> — reset button styles */
button.ref-tag {
  font-family: var(--font-body);
  cursor: pointer;
}

/* ---- Verse rendering ---- */
.verse {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-1);
  transition: background var(--transition-fast);
  cursor: pointer;
  position: relative;
  display: flex;
  gap: var(--space-3);
  align-items: baseline;
  line-height: 1.9;
}

.verse:hover {
  background: var(--color-bg-alt);
}

.verse.notable {
  background: linear-gradient(90deg, var(--color-gold-bg) 0%, transparent 100%);
  border-left: 3px solid var(--color-gold);
  padding-left: var(--space-4);
}

.verse.notable:hover { background: var(--color-gold-bg); }

.verse.highlighted {
  background: #fff9c4;
  border-radius: var(--radius-md);
}

[data-theme="dark"] .verse.highlighted { background: #2a2000; }

.verse-num {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--color-gold-dark);
  min-width: 24px;
  text-align: right;
  flex-shrink: 0;
  padding-top: 4px;
  user-select: none;
}

.verse-text {
  font-family: var(--font-serif);
  font-size: calc(var(--fs-lg) * var(--verse-font-scale));
  color: var(--color-text);
  line-height: 1.9;
  flex: 1;
}

.verse-notable-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-gold-dark);
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-light);
  border-radius: var(--radius-full);
  padding: 1px 8px;
  margin-left: var(--space-2);
  vertical-align: middle;
}

.verse-actions {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  display: none;
  gap: var(--space-1);
}

.verse:hover .verse-actions { display: flex; }

.verse-action-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  font-size: 12px;
  color: var(--color-text-soft);
  transition: all var(--transition-fast);
}

.verse-action-btn:hover {
  background: var(--color-gold-bg);
  color: var(--color-gold-dark);
  border-color: var(--color-gold);
}

/* ---- Chapter footer nav ---- */
.chapter-nav-footer {
  max-width: var(--reader-max-width);
  margin: 0 auto var(--space-16);
  padding: 0 var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.chapter-nav-btn {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-gold-dark);
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-light);
  transition: all var(--transition-fast);
}

.chapter-nav-btn:hover {
  background: var(--color-gold);
  color: #fff;
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
}

.chapter-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.chapter-nav-footer__label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  text-align: center;
  flex: 1;
}

/* Loading state */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-16) 0;
  color: var(--color-text-muted);
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Error state */
.error-state {
  text-align: center;
  padding: var(--space-16) var(--space-8);
  color: var(--color-text-soft);
}

.error-state__icon { font-size: 3rem; margin-bottom: var(--space-4); }
.error-state__title {
  font-family: var(--font-serif);
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-3);
}

/* ============================================================
   FILTER BAR
   ============================================================ */
.filter-bar, .timeline-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-6) var(--space-8);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-card);
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-soft);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  background: var(--color-gold-bg);
  border-color: var(--color-gold-light);
  color: var(--color-gold-dark);
}

.filter-btn.active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: #fff;
  font-weight: 600;
}

/* ============================================================
   NOTABLE VERSES GRID
   ============================================================ */
.notable-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-6);
  padding: var(--space-8);
}

.notable-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.notable-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-gold-light);
}

.notable-card__header {
  padding: var(--space-5) var(--space-6) var(--space-4);
  background: linear-gradient(135deg, var(--color-gold-bg), var(--color-bg-card));
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.notable-card__ref {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--color-gold-dark);
}

.notable-card__badge {
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: var(--color-gold);
  color: #fff;
  white-space: nowrap;
  flex-shrink: 0;
}

.notable-card__text {
  padding: var(--space-5) var(--space-6);
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  line-height: 1.8;
  color: var(--color-text);
  font-style: italic;
  flex: 1;
  border-bottom: 1px solid var(--color-border-light);
}

.notable-card__footer {
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.notable-card__category {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.notable-card__cta {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-gold-dark);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* ============================================================
   TIMELINE
   ============================================================ */
.timeline-legend {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-5) var(--space-8);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-card);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
}

.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.legend-item--past .legend-dot { background: var(--color-blue-light); }
.legend-item--future .legend-dot { background: var(--color-gold); }

.timeline-container {
  padding: var(--space-8);
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.timeline-era-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-10) 0 var(--space-6);
}

.timeline-era-header:first-child { margin-top: 0; }

.timeline-era-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--color-border), transparent);
}

.timeline-era-label {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.timeline-item {
  display: flex;
  gap: var(--space-5);
  margin-bottom: var(--space-4);
  position: relative;
  padding-left: var(--space-4);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 24px;
  bottom: -16px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-border), transparent);
}

.timeline-item:last-child::before { display: none; }

.timeline-dot-wrap {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-left: -4px;
}

.timeline-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 3px solid var(--color-bg);
  flex-shrink: 0;
  margin-top: 18px;
  box-shadow: 0 0 0 2px currentColor;
}

.timeline-item--past .timeline-dot { color: var(--color-blue-light); background: var(--color-blue-light); }
.timeline-item--future .timeline-dot { color: var(--color-gold); background: var(--color-gold); }

.timeline-card {
  flex: 1;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.timeline-item--future .timeline-card {
  border-left: 3px solid var(--color-gold);
}

.timeline-item--past .timeline-card {
  border-left: 3px solid var(--color-blue-light);
}

.timeline-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.timeline-card__header {
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  cursor: pointer;
}

.timeline-card__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
}

.timeline-card__date {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.timeline-item--future .timeline-card__date { color: var(--color-gold-dark); }

.timeline-card__title {
  font-family: var(--font-serif);
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.timeline-card__type-badge {
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-item--past .timeline-card__type-badge {
  background: rgba(46,109,164,0.12);
  color: var(--color-blue-light);
}

.timeline-item--future .timeline-card__type-badge {
  background: var(--color-gold-bg);
  color: var(--color-gold-dark);
  border: 1px solid var(--color-gold-light);
}

.timeline-card__body {
  padding: 0 var(--space-5) var(--space-5);
  display: none;
}

.timeline-card__body.open { display: block; }

.timeline-card__refs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.ref-tag {
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-gold-bg);
  color: var(--color-gold-dark);
  border: 1px solid var(--color-gold-light);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.ref-tag:hover {
  background: var(--color-gold);
  color: #fff;
}

.timeline-card__desc {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  color: var(--color-text-soft);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.timeline-card__section-label {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  margin-top: var(--space-4);
}

.timeline-card__sig {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.7;
  background: var(--color-bg-alt);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-gold);
  margin-bottom: var(--space-4);
}

.timeline-card__relevance {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.7;
}

.timeline-card__views {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-top: var(--space-3);
}

.view-tag {
  font-size: var(--fs-xs);
  color: var(--color-text-soft);
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--color-border);
  line-height: 1.5;
}

.timeline-toggle-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--fs-base);
  transition: all var(--transition-fast);
  flex-shrink: 0;
  margin-top: 14px;
}

.timeline-toggle-btn:hover {
  background: var(--color-gold-bg);
  color: var(--color-gold-dark);
}

.timeline-toggle-btn.open { transform: rotate(180deg); }

/* ============================================================
   SEARCH VIEW
   ============================================================ */
.search-box-wrap {
  padding: var(--space-8);
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
}

.search-box {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  max-width: 700px;
  margin: 0 auto var(--space-5);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3) var(--space-5);
  transition: all var(--transition-fast);
}

.search-box:focus-within {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201,151,58,0.12);
}

.search-box__icon { font-size: var(--fs-lg); flex-shrink: 0; }

.search-box input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: var(--fs-lg);
  color: var(--color-text);
  outline: none;
}

.search-box input::placeholder { color: var(--color-text-muted); }

.search-box__clear {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.search-box__clear:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.search-suggestions { text-align: center; }

.suggestions-label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.suggestions-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
}

.suggestion-chip {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 500;
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-light);
  color: var(--color-gold-dark);
  transition: all var(--transition-fast);
}

.suggestion-chip:hover {
  background: var(--color-gold);
  color: #fff;
}

.search-results {
  padding: var(--space-6) var(--space-8);
  max-width: 860px;
  margin: 0 auto;
}

.search-results-header {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.search-results-header strong { color: var(--color-text); }

.search-result-item {
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-result-item:hover {
  border-color: var(--color-gold-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.search-result-item__ref {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-gold-dark);
  margin-bottom: var(--space-2);
}

.search-result-item__text {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  color: var(--color-text);
  line-height: 1.7;
}

.search-result-item__text mark {
  background: #fff3cd;
  color: var(--color-text);
  border-radius: 2px;
  padding: 0 2px;
}

[data-theme="dark"] .search-result-item__text mark {
  background: #3d3000;
  color: var(--color-gold-light);
}

.search-empty {
  text-align: center;
  padding: var(--space-16) 0;
  color: var(--color-text-muted);
}

.search-empty__icon { font-size: 3rem; margin-bottom: var(--space-4); }

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  backdrop-filter: blur(4px);
  animation: fadeIn var(--transition-fast);
}

.modal {
  background: var(--color-bg-card);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp var(--transition-base) ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal__header {
  padding: var(--space-6) var(--space-6) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--color-bg-card);
  z-index: 1;
}

.modal__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  color: var(--color-gold-dark);
}

.modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: #fee2e2;
  color: #dc2626;
  border-color: #fecaca;
}

[data-theme="dark"] .modal__close:hover {
  background: #3f0808;
  color: #f87171;
  border-color: #7f1d1d;
}

.modal__body {
  padding: var(--space-6);
}

/* Modal verse content */
.modal-verse-text {
  font-family: var(--font-serif);
  font-size: var(--fs-xl);
  line-height: 1.8;
  color: var(--color-text);
  font-style: italic;
  padding: var(--space-5) var(--space-6);
  background: var(--color-gold-bg);
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
}

.modal-section {
  margin-bottom: var(--space-6);
}

.modal-section__title {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold-dark);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.modal-section__title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.modal-section__body {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.8;
}

.word-study-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.word-study-item {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-gold);
}

.word-study-item__word {
  font-weight: 700;
  color: var(--color-gold-dark);
  font-size: var(--fs-sm);
  font-style: italic;
  margin-bottom: var(--space-1);
}

.word-study-item__meaning {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.6;
}

.modal-relevance-box {
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, #e8f5e9, var(--color-bg-card));
  border: 1px solid #a5d6a7;
  border-radius: var(--radius-lg);
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.8;
}

[data-theme="dark"] .modal-relevance-box {
  background: linear-gradient(135deg, #0d2710, var(--color-bg-card));
  border-color: #1b4d20;
}

.modal-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.modal-btn {
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: all var(--transition-fast);
  flex: 1;
  text-align: center;
}

.modal-btn--primary {
  background: var(--color-gold);
  color: #fff;
  border: 1px solid var(--color-gold);
}

.modal-btn--primary:hover {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
}

.modal-btn--secondary {
  background: var(--color-bg-alt);
  color: var(--color-text-soft);
  border: 1px solid var(--color-border);
}

.modal-btn--secondary:hover {
  background: var(--color-gold-bg);
  color: var(--color-gold-dark);
  border-color: var(--color-gold-light);
}

/* ============================================================
   TOAST
   ============================================================ */
.toast {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  background: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  font-size: var(--fs-sm);
  font-weight: 500;
  z-index: 300;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-base);
  pointer-events: none;
  box-shadow: var(--shadow-lg);
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   SCROLLBAR (global)
   ============================================================ */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

*::-webkit-scrollbar { width: 6px; height: 6px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: var(--radius-full); }
*::-webkit-scrollbar-thumb:hover { background: var(--color-gold-light); }

/* ============================================================
   RESPONSIVE — TABLET & MOBILE
   ============================================================ */
@media (max-width: 1024px) {
  :root { --sidebar-width: 220px; }
  .notable-grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
}

@media (max-width: 768px) {
  :root { --sidebar-width: 0px; }

  .sidebar {
    transform: translateX(-260px);
    width: 260px;
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 20px rgba(0,0,0,0.3);
  }

  .main-content { margin-left: 0; }

  .topbar {
    padding: 0 var(--space-4);
  }

  .topbar__brand { min-width: auto; }

  .nav-btn__label { display: none; }
  .nav-btn { padding: var(--space-2) var(--space-3); }
  .nav-btn__icon { font-size: var(--fs-lg); }

  .reader-nav,
  .chapter-content,
  .book-intro-card,
  .chapter-nav-footer {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .book-intro-card { margin: var(--space-6) var(--space-4); }

  .section-hero {
    padding: var(--space-10) var(--space-4) var(--space-8);
  }

  .section-hero__title { font-size: var(--fs-3xl); }

  .notable-grid {
    grid-template-columns: 1fr;
    padding: var(--space-4);
  }

  .timeline-container { padding: var(--space-4); }

  .search-box-wrap { padding: var(--space-5) var(--space-4); }
  .search-results { padding: var(--space-4); }

  .modal { border-radius: var(--radius-xl) var(--radius-xl) 0 0; margin-top: auto; max-height: 85vh; }
  .modal-overlay { align-items: flex-end; padding: 0; }

  .filter-bar, .timeline-filter-bar { padding: var(--space-4); gap: var(--space-2); }
  .filter-btn { font-size: var(--fs-xs); padding: var(--space-1) var(--space-3); }
}

@media (max-width: 480px) {
  .topbar__title { font-size: var(--fs-md); }
  .chapter-nav-footer { flex-direction: column; text-align: center; }
  .timeline-card__title { font-size: var(--fs-lg); }
  .modal__body { padding: var(--space-4); }
}

/* ============================================================
   THEOLOGY — NATURE OF GOD & EXPECTATIONS FOR MAN
   ============================================================ */

/* ============================================================
   ASK AI — verse lookup
   ============================================================ */
.section-hero--ai {
  background: linear-gradient(160deg, #1a1030 0%, #2d1b4e 45%, var(--color-bg) 100%);
  border-bottom: 1px solid rgba(168,85,247,0.25);
}
.section-hero--ai .section-hero__title { color: #f0e6ff; }
[data-theme="dark"] .section-hero--ai .section-hero__title { color: var(--color-text); }
.section-hero--ai .section-hero__subtitle { color: rgba(240,230,255,0.75); }
[data-theme="dark"] .section-hero--ai .section-hero__subtitle { color: var(--color-text-soft); }

.ai-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.ai-composer {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.ai-field { display: flex; flex-direction: column; gap: var(--space-2); }

.ai-field__label {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.ai-field textarea {
  width: 100%;
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  line-height: 1.6;
  resize: vertical;
  outline: none;
  transition: all var(--transition-fast);
}
.ai-field textarea:focus {
  border-color: #a855f7;
  box-shadow: 0 0 0 3px rgba(168,85,247,0.15);
}

.ai-presets { display: flex; flex-wrap: wrap; gap: var(--space-2); }

.ai-preset {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 500;
  background: rgba(168,85,247,0.08);
  border: 1px solid rgba(168,85,247,0.25);
  color: #7c3aed;
  transition: all var(--transition-fast);
}
.ai-preset:hover { background: rgba(168,85,247,0.16); }
[data-theme="dark"] .ai-preset { color: #c084fc; }

.ai-ask-btn {
  align-self: flex-start;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #a855f7, #7c3aed);
  color: #fff;
  font-size: var(--fs-base);
  font-weight: 700;
  transition: all var(--transition-fast);
}
.ai-ask-btn:hover { box-shadow: 0 4px 20px rgba(168,85,247,0.4); transform: translateY(-1px); }

.ai-disclaimer {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.ai-answer__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-left: 4px solid #a855f7;
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  animation: fadeIn var(--transition-base);
}
.ai-answer__card--error { border-left-color: #ef4444; }

.ai-answer__label {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: #7c3aed;
  margin-bottom: var(--space-3);
}
[data-theme="dark"] .ai-answer__label { color: #c084fc; }

.ai-answer__body {
  font-size: var(--fs-md);
  color: var(--color-text-soft);
  line-height: 1.8;
}
.ai-answer__body p { margin-bottom: var(--space-3); }
.ai-answer__body p:last-child { margin-bottom: 0; }
.ai-answer__body code {
  background: var(--color-bg-alt);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.9em;
}

.ai-fallback-link {
  display: inline-block;
  padding: var(--space-2) var(--space-5);
  background: linear-gradient(135deg, #a855f7, #7c3aed);
  color: #fff;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--fs-sm);
}
.ai-fallback-link:hover { box-shadow: 0 4px 16px rgba(168,85,247,0.35); }

/* ============================================================
   BLOG
   ============================================================ */
.section-hero--blog {
  background: linear-gradient(160deg, #2a1c0d 0%, #3d2c1a 45%, var(--color-bg) 100%);
  border-bottom: 1px solid rgba(201,151,58,0.25);
}
.section-hero--blog .section-hero__title { color: #f0e6cc; }
[data-theme="dark"] .section-hero--blog .section-hero__title { color: var(--color-text); }
.section-hero--blog .section-hero__subtitle { color: rgba(240,230,204,0.75); }
[data-theme="dark"] .section-hero--blog .section-hero__subtitle { color: var(--color-text-soft); }

.blog-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-8);
}

.blog-toolbar { margin-bottom: var(--space-6); }

.blog-new-btn {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: #fff;
  font-weight: 700;
  font-size: var(--fs-base);
  transition: all var(--transition-fast);
}
.blog-new-btn:hover { box-shadow: var(--shadow-gold); transform: translateY(-1px); }
.blog-new-btn[hidden] { display: none; }

.blog-composer {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}
.blog-composer[hidden] { display: none; }

.blog-composer__title,
.blog-composer__author,
.blog-composer__body {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  outline: none;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}
.blog-composer__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
}
.blog-composer__body {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  line-height: 1.7;
  resize: vertical;
}
.blog-composer__title:focus,
.blog-composer__author:focus,
.blog-composer__body:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201,151,58,0.12);
}

.blog-composer__actions { display: flex; gap: var(--space-3); }

.blog-save-btn {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-gold);
  color: #fff;
  font-weight: 700;
  transition: all var(--transition-fast);
}
.blog-save-btn:hover { background: var(--color-gold-dark); }

.blog-cancel-btn {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-bg-alt);
  color: var(--color-text-soft);
  border: 1px solid var(--color-border);
  font-weight: 600;
}
.blog-cancel-btn:hover { background: var(--color-border-light); }

.blog-posts { display: flex; flex-direction: column; gap: var(--space-6); }

.blog-post {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.blog-post__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.blog-post__meta {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
}
.blog-post__author { font-weight: 600; color: var(--color-gold-dark); }

.blog-post__body {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  color: var(--color-text);
  line-height: 1.85;
}
.blog-post__body p { margin-bottom: var(--space-4); }
.blog-post__body p:last-child { margin-bottom: 0; }

.blog-post__actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}
.blog-post__btn {
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-soft);
  transition: all var(--transition-fast);
}
.blog-post__btn:hover { background: var(--color-gold-bg); color: var(--color-gold-dark); }
.blog-post__btn--del:hover { background: #fee2e2; color: #dc2626; border-color: #fecaca; }
[data-theme="dark"] .blog-post__btn--del:hover { background: #3f0808; color: #f87171; }

.blog-empty {
  text-align: center;
  padding: var(--space-16) var(--space-8);
  color: var(--color-text-muted);
}
.blog-empty__icon { font-size: 3rem; margin-bottom: var(--space-4); }

@media (max-width: 768px) {
  .ai-wrap, .blog-wrap { padding: var(--space-4); }
}

/* ============================================================
   FOR CHURCHES — demo request
   ============================================================ */
.section-hero--churches {
  background: linear-gradient(160deg, #10241a 0%, #1c3d2c 45%, var(--color-bg) 100%);
  border-bottom: 1px solid rgba(201,151,58,0.2);
}
.section-hero--churches .section-hero__title { color: #f0e6cc; }
[data-theme="dark"] .section-hero--churches .section-hero__title { color: var(--color-text); }
.section-hero--churches .section-hero__subtitle { color: rgba(240,230,204,0.78); }
[data-theme="dark"] .section-hero--churches .section-hero__subtitle { color: var(--color-text-soft); }

.churches-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-10) var(--space-8);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: start;
}

.churches-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.church-feature {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.church-feature__icon {
  font-size: var(--fs-2xl);
  flex-shrink: 0;
  line-height: 1;
}

.church-feature strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--color-text);
  margin-bottom: 2px;
}

.church-feature p {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.6;
  margin: 0;
}

.demo-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-7);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.demo-form__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  color: var(--color-text);
}

.demo-form__note {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.6;
  margin-top: calc(-1 * var(--space-2));
}

.demo-form__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.demo-form__field span {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.demo-form__field input,
.demo-form__field textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--fs-base);
  outline: none;
  transition: all var(--transition-fast);
  resize: vertical;
}

.demo-form__field input:focus,
.demo-form__field textarea:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201,151,58,0.12);
}

.demo-form__submit {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: #fff;
  font-size: var(--fs-base);
  font-weight: 700;
  transition: all var(--transition-fast);
}

.demo-form__submit:hover {
  box-shadow: var(--shadow-gold);
  transform: translateY(-1px);
}

.demo-form__privacy {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
  text-align: center;
}

@media (max-width: 768px) {
  .churches-wrap { grid-template-columns: 1fr; padding: var(--space-6) var(--space-4); gap: var(--space-6); }
}

/* ---- Hero variant ---- */
.section-hero--theology {
  background: linear-gradient(160deg, #0d1a2e 0%, #1a2d4e 45%, var(--color-bg) 100%);
  border-bottom: 1px solid rgba(201,151,58,0.2);
}

.section-hero--theology .section-hero__title { color: #f0e6cc; }
[data-theme="dark"] .section-hero--theology .section-hero__title { color: var(--color-text); }

.section-hero--theology .section-hero__subtitle {
  color: rgba(240,230,204,0.75);
}
[data-theme="dark"] .section-hero--theology .section-hero__subtitle {
  color: var(--color-text-soft);
}

.theology-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-top: var(--space-6);
}

.theology-hero-badge {
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: rgba(201,151,58,0.18);
  color: var(--color-gold-light);
  border: 1px solid rgba(201,151,58,0.3);
}

/* ---- Part tabs ---- */
.theology-part-tabs {
  display: flex;
  background: var(--color-bg-sidebar);
  border-bottom: 1px solid rgba(201,151,58,0.15);
  overflow-x: auto;
  scrollbar-width: none;
}

.theology-part-tabs::-webkit-scrollbar { display: none; }

.theology-part-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  color: var(--sidebar-text-soft);
  font-size: var(--fs-sm);
  font-weight: 500;
  border-bottom: 3px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  min-width: 200px;
}

.theology-part-tab:hover {
  color: var(--sidebar-text);
  background: var(--sidebar-hover-bg);
}

.theology-part-tab.active {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
  background: rgba(201,151,58,0.06);
  font-weight: 600;
}

.theology-part-tab__icon { font-size: var(--fs-lg); }

/* ---- Source legend ---- */
.theology-source-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-8);
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
}

.src-legend-item {
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
}

.src-legend-item.src-OT     { background: rgba(201,151,58,0.12); color: var(--color-gold-dark); border-color: rgba(201,151,58,0.25); }
.src-legend-item.src-NT     { background: rgba(139,26,26,0.1);   color: #8b1a1a;                border-color: rgba(139,26,26,0.2);  }
.src-legend-item.src-DEUT   { background: rgba(46,134,171,0.1);  color: #1d6fa4;                border-color: rgba(46,134,171,0.2); }
.src-legend-item.src-PSEUDO { background: rgba(107,70,193,0.1);  color: #5b21b6;                border-color: rgba(107,70,193,0.2); }
.src-legend-item.src-NTAPOC { background: rgba(30,86,49,0.1);    color: #1e5631;                border-color: rgba(30,86,49,0.2);   }
.src-legend-item.src-DIDACHE{ background: rgba(180,83,9,0.1);    color: #92400e;                border-color: rgba(180,83,9,0.2);   }

[data-theme="dark"] .src-legend-item.src-NT     { color: #e57373; }
[data-theme="dark"] .src-legend-item.src-DEUT   { color: #60b3d7; }
[data-theme="dark"] .src-legend-item.src-PSEUDO { color: #c084fc; }
[data-theme="dark"] .src-legend-item.src-NTAPOC { color: #4ade80; }
[data-theme="dark"] .src-legend-item.src-DIDACHE{ color: #fbbf24; }

/* ---- Theme filter chips ---- */
.theology-theme-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: var(--topbar-height);
  z-index: 30;
  backdrop-filter: blur(8px);
}

.theology-chip {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-text-soft);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.theology-chip:hover {
  background: var(--color-gold-bg);
  border-color: var(--color-gold-light);
  color: var(--color-gold-dark);
}

.theology-chip.active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: #fff;
}

/* ---- Main content container ---- */
.theology-content {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-8);
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

/* ---- Part banner ---- */
.theology-part-banner {
  text-align: center;
  padding: var(--space-10) var(--space-8);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--part-color, var(--color-gold)) 8%, var(--color-bg-card)),
    var(--color-bg-card)
  );
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--part-color, var(--color-gold));
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-sm);
}

@supports not (color: color-mix(in srgb, red, blue)) {
  .theology-part-banner { background: var(--color-gold-bg); }
}

.theology-part-banner__part {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.theology-part-banner__title {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.theology-part-banner__icon {
  color: var(--part-color, var(--color-gold));
}

.theology-part-banner__subtitle {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  color: var(--color-text-soft);
  line-height: 1.75;
  font-style: italic;
  max-width: 640px;
  margin: 0 auto var(--space-5);
}

.theology-part-banner__count {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-alt);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

/* ---- Theme block ---- */
.theology-theme {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.theology-theme__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  padding: var(--space-6) var(--space-7);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--theme-color, var(--color-gold)) 8%, var(--color-bg-card)),
    var(--color-bg-card) 70%
  );
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: calc(var(--topbar-height) + 60px);
  z-index: 20;
}

@supports not (color: color-mix(in srgb, red, blue)) {
  .theology-theme__header { background: var(--color-bg-card); }
}

.theology-theme__icon {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.theology-theme__meta { flex: 1; min-width: 0; }

.theology-theme__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.2;
}

.theology-theme__summary {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.75;
  margin: 0 0 var(--space-3);
  font-style: italic;
}

.theology-theme__src-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

/* Source badges in theme header */
.teaching-src-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  white-space: nowrap;
}

.teaching-src-badge--OT     { background: rgba(201,151,58,0.12); color: var(--color-gold-dark); border-color: rgba(201,151,58,0.25); }
.teaching-src-badge--NT     { background: rgba(139,26,26,0.1);   color: #8b1a1a;                border-color: rgba(139,26,26,0.2);  }
.teaching-src-badge--DEUT   { background: rgba(46,134,171,0.1);  color: #1d6fa4;                border-color: rgba(46,134,171,0.2); }
.teaching-src-badge--PSEUDO { background: rgba(107,70,193,0.1);  color: #5b21b6;                border-color: rgba(107,70,193,0.2); }
.teaching-src-badge--NTAPOC { background: rgba(30,86,49,0.1);    color: #1e5631;                border-color: rgba(30,86,49,0.2);   }
.teaching-src-badge--PAUL   { background: rgba(26,26,139,0.1);   color: #1a1a8b;                border-color: rgba(26,26,139,0.2);  }
.teaching-src-badge--DIDACHE{ background: rgba(180,83,9,0.1);    color: #92400e;                border-color: rgba(180,83,9,0.2);   }

[data-theme="dark"] .teaching-src-badge--NT     { color: #e57373; border-color: rgba(139,26,26,0.4); }
[data-theme="dark"] .teaching-src-badge--DEUT   { color: #60b3d7; border-color: rgba(46,134,171,0.4); }
[data-theme="dark"] .teaching-src-badge--PSEUDO { color: #c084fc; border-color: rgba(107,70,193,0.4); }
[data-theme="dark"] .teaching-src-badge--NTAPOC { color: #4ade80; border-color: rgba(30,86,49,0.4); }
[data-theme="dark"] .teaching-src-badge--DIDACHE{ color: #fbbf24; border-color: rgba(180,83,9,0.4); }

/* ---- Teachings list ---- */
.theology-teachings {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--color-bg);
}

/* ---- Teaching card ---- */
.teaching-card {
  padding: var(--space-6) var(--space-7);
  border-bottom: 1px solid var(--color-border-light);
  transition: background var(--transition-fast);
  position: relative;
}

.teaching-card:last-child { border-bottom: none; }

.teaching-card:hover {
  background: var(--color-bg-card);
}

/* Left accent bar by source type */
.teaching-card--OT     { border-left: 3px solid var(--color-gold); }
.teaching-card--NT     { border-left: 3px solid #c0392b; }
.teaching-card--DEUT   { border-left: 3px solid #2e86ab; }
.teaching-card--PSEUDO { border-left: 3px solid #7c3aed; }
.teaching-card--NTAPOC { border-left: 3px solid #22c55e; }
.teaching-card--PAUL   { border-left: 3px solid #3b82f6; }
.teaching-card--DIDACHE{ border-left: 3px solid #d97706; }

/* Quote block */
.teaching-card__quote-wrap {
  position: relative;
  margin-bottom: var(--space-4);
}

.teaching-card__open-quote {
  position: absolute;
  left: -8px;
  top: -12px;
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-border);
  pointer-events: none;
  user-select: none;
  font-style: normal;
}

.teaching-card__quote {
  font-family: var(--font-serif);
  font-size: calc(var(--fs-xl) * var(--verse-font-scale));
  font-style: italic;
  color: var(--color-text);
  line-height: 1.8;
  padding-left: var(--space-4);
  margin: 0;
}

/* Source row */
.teaching-card__source-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

/* Source pill */
.teaching-src-pill {
  font-size: var(--fs-sm);
  font-weight: 700;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid transparent;
}

.teaching-src-pill--OT     { background: rgba(201,151,58,0.12); color: var(--color-gold-dark); border-color: rgba(201,151,58,0.3); }
.teaching-src-pill--NT     { background: rgba(139,26,26,0.1);   color: #8b1a1a;                border-color: rgba(139,26,26,0.25); }
.teaching-src-pill--DEUT   { background: rgba(46,134,171,0.1);  color: #1d6fa4;                border-color: rgba(46,134,171,0.25);}
.teaching-src-pill--PSEUDO { background: rgba(107,70,193,0.1);  color: #5b21b6;                border-color: rgba(107,70,193,0.25);}
.teaching-src-pill--NTAPOC { background: rgba(30,86,49,0.1);    color: #1e5631;                border-color: rgba(30,86,49,0.25);  }
.teaching-src-pill--PAUL   { background: rgba(26,26,139,0.1);   color: #1a1a8b;                border-color: rgba(26,26,139,0.25); }
.teaching-src-pill--DIDACHE{ background: rgba(180,83,9,0.1);    color: #92400e;                border-color: rgba(180,83,9,0.25);  }

[data-theme="dark"] .teaching-src-pill--NT     { color: #e57373; }
[data-theme="dark"] .teaching-src-pill--DEUT   { color: #60b3d7; }
[data-theme="dark"] .teaching-src-pill--PSEUDO { color: #c084fc; }
[data-theme="dark"] .teaching-src-pill--NTAPOC { color: #4ade80; }
[data-theme="dark"] .teaching-src-pill--DIDACHE{ color: #fbbf24; }

.teaching-src-type {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Copy button — visible on hover */
.teaching-card__copy {
  margin-left: auto;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 13px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  opacity: 0;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.teaching-card:hover .teaching-card__copy,
.teaching-card:focus-within .teaching-card__copy {
  opacity: 1;
}

.teaching-card__copy:hover {
  background: var(--color-gold-bg);
  color: var(--color-gold-dark);
  border-color: var(--color-gold-light);
}

/* Commentary toggle & body */
.teaching-card__commentary-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.teaching-card__commentary-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
  padding: var(--space-1) 0;
  transition: color var(--transition-fast);
  align-self: flex-start;
}

.teaching-card__commentary-toggle:hover { color: var(--color-gold-dark); }

.commentary-arrow {
  font-size: 10px;
  transition: transform var(--transition-fast);
  display: inline-block;
}

.teaching-card__commentary {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: 1.8;
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--color-gold-light);
  animation: fadeIn var(--transition-base);
}

.teaching-card__commentary[hidden] { display: none; }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .theology-content           { padding: var(--space-4); gap: var(--space-8); }
  .theology-theme-filter      { padding: var(--space-4); top: var(--topbar-height); }
  .theology-source-legend     { padding: var(--space-4); gap: var(--space-2); }
  .theology-part-tabs         { flex-direction: column; }
  .theology-part-tab          { min-width: unset; justify-content: flex-start; padding: var(--space-3) var(--space-5); }
  .theology-theme__header     { position: static; flex-direction: column; padding: var(--space-5); }
  .theology-part-banner       { padding: var(--space-7) var(--space-5); }
  .theology-part-banner__title{ font-size: var(--fs-2xl); }
  .teaching-card              { padding: var(--space-5); }
  .teaching-card__open-quote  { font-size: 3.5rem; left: -4px; top: -8px; }
  .teaching-card__quote       { font-size: var(--fs-lg); padding-left: var(--space-3); }
  .teaching-card__copy        { opacity: 1; }
}

@media (max-width: 480px) {
  .theology-hero-meta         { gap: var(--space-1); }
  .theology-hero-badge        { font-size: 10px; }
  .theology-part-banner__title{ font-size: var(--fs-xl); }
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  .topbar, .sidebar, .reader-nav, .chapter-nav-footer { display: none; }
  .main-content { margin-left: 0; }
  .chapter-content { max-width: 100%; padding: 0; }
  .verse { padding: 4px 0; }
  .verse:hover { background: none; }
  .verse-actions { display: none !important; }
}

/* ============================================================
   ACCESSIBILITY FOCUS STYLES
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================
   MOBILE MENU BUTTON
   ============================================================ */
.mobile-menu-btn {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--sidebar-text);
  font-size: var(--fs-lg);
  border: 1px solid rgba(255,255,255,0.1);
  flex-shrink: 0;
}

.mobile-menu-btn:hover { background: var(--sidebar-hover-bg); }

@media (max-width: 768px) {
  .mobile-menu-btn { display: flex; }
}

/* ============================================================
   SIDEBAR OVERLAY (mobile)
   ============================================================ */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 49;
}

@media (max-width: 768px) {
  .sidebar-overlay.show { display: block; }
}