/* ============================================================
   ONE COVENANT SERIES — Master Stylesheet
   Sacred/Theological palette • Playfair Display + Inter
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500;1,600&display=swap');

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* --- Font Families --- */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  /* --- Type Scale (fluid) --- */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* --- 4px Spacing System --- */
  --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;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* --- Radius --- */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* --- Transitions --- */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Content Widths --- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* --- Volume Accent Colors --- */
  --vol-1: #A0522D;  /* Warm sienna */
  --vol-2: #1B2D4A;  /* Deep navy */
  --vol-3: #2D5A27;  /* Forest green */
  --vol-4: #722F37;  /* Deep burgundy */
  --vol-5: #6B6832;  /* Olive/bronze */
  --vol-6: #5B2C6F;  /* Royal purple */
}

/* ============================================================
   LIGHT MODE (default)
   ============================================================ */
:root, [data-theme="light"] {
  --color-bg:         #FDFBF7;
  --color-surface:    #F5F1E8;
  --color-surface-2:  #EDE8DB;
  --color-divider:    #D6CFBD;
  --color-border:     #C9C1AB;
  --color-text:       #1A1209;
  --color-text-muted: #6B6560;
  --color-text-faint: #9E978E;
  --color-text-inverse: #FDFBF7;

  --color-primary:       #1B2D4A;
  --color-primary-hover: #152440;
  --color-gold:          #C9962A;
  --color-gold-hover:    #B5841F;
  --color-gold-light:    rgba(201, 150, 42, 0.12);

  --color-dark-section:  #0F1419;
  --color-dark-text:     #E8E2D6;
  --color-dark-muted:    #9E978E;

  --shadow-sm: 0 1px 3px rgba(26, 18, 9, 0.06);
  --shadow-md: 0 4px 16px rgba(26, 18, 9, 0.08);
  --shadow-lg: 0 12px 40px rgba(26, 18, 9, 0.12);

  color-scheme: light;
}

/* ============================================================
   DARK MODE
   ============================================================ */
[data-theme="dark"] {
  --color-bg:         #0F1419;
  --color-surface:    #161C24;
  --color-surface-2:  #1C2430;
  --color-divider:    #263040;
  --color-border:     #2F3B4E;
  --color-text:       #E8E2D6;
  --color-text-muted: #9E978E;
  --color-text-faint: #6B6560;
  --color-text-inverse: #0F1419;

  --color-primary:       #4A7AB5;
  --color-primary-hover: #6090C8;
  --color-gold:          #D4A63A;
  --color-gold-hover:    #E0B84E;
  --color-gold-light:    rgba(212, 166, 58, 0.15);

  --color-dark-section:  #0A0E12;
  --color-dark-text:     #E8E2D6;
  --color-dark-muted:    #7A756E;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);

  color-scheme: dark;
}

/* System preference fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:         #0F1419;
    --color-surface:    #161C24;
    --color-surface-2:  #1C2430;
    --color-divider:    #263040;
    --color-border:     #2F3B4E;
    --color-text:       #E8E2D6;
    --color-text-muted: #9E978E;
    --color-text-faint: #6B6560;
    --color-text-inverse: #0F1419;
    --color-primary:       #4A7AB5;
    --color-primary-hover: #6090C8;
    --color-gold:          #D4A63A;
    --color-gold-hover:    #E0B84E;
    --color-gold-light:    rgba(212, 166, 58, 0.15);
    --color-dark-section:  #0A0E12;
    --color-dark-text:     #E8E2D6;
    --color-dark-muted:    #7A756E;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
    color-scheme: dark;
  }
}

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

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  hanging-punctuation: first last;
  scroll-padding-top: 5rem;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color 0.3s ease, color 0.3s ease;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.15;
  font-family: var(--font-display);
  color: var(--color-text);
}

p, li, figcaption { text-wrap: pretty; max-width: 72ch; }

::selection {
  background: rgba(201, 150, 42, 0.25);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

button { cursor: pointer; background: none; border: none; }
a { color: var(--color-gold); text-decoration: none; transition: color var(--transition-interactive); }
a:hover { color: var(--color-gold-hover); }

.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;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

.container--narrow {
  max-width: var(--content-default);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(253, 251, 247, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

[data-theme="dark"] .site-header {
  background: rgba(15, 20, 25, 0.92);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-4);
  height: 4rem;
}

@media (min-width: 768px) {
  .header-inner {
    padding: var(--space-4) var(--space-8);
    height: 4.5rem;
  }
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}

.logo:hover { color: var(--color-text); }

.logo svg {
  width: 36px;
  height: 36px;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.logo-text span {
  display: block;
  font-size: 0.55em;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-top: 0.1em;
}

/* Desktop nav */
.nav-links {
  display: none;
  list-style: none;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color var(--transition-interactive);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease-out);
}

.nav-links a:hover { color: var(--color-text); }
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-links a.active { color: var(--color-gold); }
.nav-links a.active::after { transform: scaleX(1); }

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-text);
}

@media (min-width: 768px) {
  .mobile-menu-toggle { display: none; }
}

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 4rem;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  z-index: 99;
  padding: var(--space-8) var(--space-4);
  overflow-y: auto;
}

.mobile-nav.is-open { display: block; }

.mobile-nav a {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-divider);
  text-decoration: none;
}

.mobile-nav a:hover { color: var(--color-gold); }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--space-32) var(--space-4) var(--space-16);
  background: var(--color-dark-section);
  color: var(--color-dark-text);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(201, 150, 42, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(27, 45, 74, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 800px;
  z-index: 1;
}

.hero-tagline {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-6);
}

.hero h1 {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-dark-text);
  line-height: 1.05;
  margin-bottom: var(--space-8);
}

.hero h1 em {
  font-style: italic;
  color: var(--color-gold);
}

.hero-description {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-dark-muted);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

/* Decorative cross rule */
.hero-rule {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  color: var(--color-gold);
  opacity: 0.5;
}

.hero-rule::before,
.hero-rule::after {
  content: '';
  width: 60px;
  height: 1px;
  background: currentColor;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-sm);
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
  cursor: pointer;
  border: none;
}

.btn:active { transform: translateY(1px); }

.btn--gold {
  background: var(--color-gold);
  color: #1A1209;
}
.btn--gold:hover {
  background: var(--color-gold-hover);
  color: #1A1209;
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-gold);
  border: 1.5px solid var(--color-gold);
}
.btn--outline:hover {
  background: var(--color-gold-light);
  color: var(--color-gold);
}

.btn--dark {
  background: var(--color-primary);
  color: #E8E2D6;
}
.btn--dark:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: clamp(var(--space-12), 8vw, var(--space-32)) var(--space-4);
}

@media (min-width: 768px) {
  .section { padding-inline: var(--space-8); }
}

.section--surface { background: var(--color-surface); }
.section--dark {
  background: var(--color-dark-section);
  color: var(--color-dark-text);
}

[data-theme="dark"] .section--surface {
  background: var(--color-surface);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
  margin-bottom: clamp(var(--space-8), 5vw, var(--space-16));
}

.section-header h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-inline: auto;
}

.section--dark .section-header h2 { color: var(--color-dark-text); }
.section--dark .section-header p { color: var(--color-dark-muted); }

/* Gold decorative line under headings */
.section-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--color-gold);
  margin: var(--space-4) auto 0;
}

/* Left-aligned variant */
.section-header--left {
  text-align: left;
  margin-inline: 0;
}

.section-header--left h2::after {
  margin-left: 0;
}

/* ============================================================
   VOLUME CARDS (Grid of 6)
   ============================================================ */
.volume-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: var(--space-6);
  max-width: var(--content-wide);
  margin-inline: auto;
}

.volume-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.volume-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.volume-card__accent {
  height: 6px;
}

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

.volume-card__number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.volume-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-3);
  line-height: 1.25;
}

.volume-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.volume-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}

.volume-card__price {
  font-weight: 600;
  color: var(--color-gold);
}

/* Color accents for each volume */
.volume-card[data-volume="1"] .volume-card__accent { background: var(--vol-1); }
.volume-card[data-volume="2"] .volume-card__accent { background: var(--vol-2); }
.volume-card[data-volume="3"] .volume-card__accent { background: var(--vol-3); }
.volume-card[data-volume="4"] .volume-card__accent { background: var(--vol-4); }
.volume-card[data-volume="5"] .volume-card__accent { background: var(--vol-5); }
.volume-card[data-volume="6"] .volume-card__accent { background: var(--vol-6); }

.volume-card[data-volume="1"] .volume-card__title { color: var(--vol-1); }
.volume-card[data-volume="2"] .volume-card__title { color: var(--vol-2); }
.volume-card[data-volume="3"] .volume-card__title { color: var(--vol-3); }
.volume-card[data-volume="4"] .volume-card__title { color: var(--vol-4); }
.volume-card[data-volume="5"] .volume-card__title { color: var(--vol-5); }
.volume-card[data-volume="6"] .volume-card__title { color: var(--vol-6); }

/* Dark mode title color adjustments for readability */
[data-theme="dark"] .volume-card[data-volume="1"] .volume-card__title { color: #C77A52; }
[data-theme="dark"] .volume-card[data-volume="2"] .volume-card__title { color: #5A8AC0; }
[data-theme="dark"] .volume-card[data-volume="3"] .volume-card__title { color: #5AAF50; }
[data-theme="dark"] .volume-card[data-volume="4"] .volume-card__title { color: #C05A66; }
[data-theme="dark"] .volume-card[data-volume="5"] .volume-card__title { color: #A5A260; }
[data-theme="dark"] .volume-card[data-volume="6"] .volume-card__title { color: #9B6BC0; }

/* Book listing title colors (books.html) */
[data-volume="1"] h3 { color: var(--vol-1); }
[data-volume="2"] h3 { color: var(--vol-2); }
[data-volume="3"] h3 { color: var(--vol-3); }
[data-volume="4"] h3 { color: var(--vol-4); }
[data-volume="5"] h3 { color: var(--vol-5); }
[data-volume="6"] h3 { color: var(--vol-6); }

[data-theme="dark"] [data-volume="1"] h3 { color: #C77A52; }
[data-theme="dark"] [data-volume="2"] h3 { color: #5A8AC0; }
[data-theme="dark"] [data-volume="3"] h3 { color: #5AAF50; }
[data-theme="dark"] [data-volume="4"] h3 { color: #C05A66; }
[data-theme="dark"] [data-volume="5"] h3 { color: #A5A260; }
[data-theme="dark"] [data-volume="6"] h3 { color: #9B6BC0; }

/* ============================================================
   REVEALS / BULLET LIST (styled)
   ============================================================ */
.reveals-list {
  list-style: none;
  max-width: 750px;
  margin-inline: auto;
  display: grid;
  gap: var(--space-6);
}

.reveals-list li {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  max-width: none;
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.reveals-list li::before {
  content: '';
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  background: var(--color-gold);
  border-radius: var(--radius-full);
  margin-top: 0.65em;
}

.reveals-list li strong {
  color: var(--color-text);
  font-weight: 600;
}

.section--dark .reveals-list li strong {
  color: var(--color-dark-text);
}

.section--dark .reveals-list li {
  color: var(--color-dark-muted);
}

/* ============================================================
   AUDIENCE GRID
   ============================================================ */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(250px, 100%), 1fr));
  gap: var(--space-6);
  max-width: var(--content-wide);
  margin-inline: auto;
}

.audience-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  text-align: left;
  transition: box-shadow var(--transition-interactive);
}

.audience-card:hover { box-shadow: var(--shadow-md); }

.audience-card__icon {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  line-height: 1;
}

.audience-card h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.audience-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  text-align: center;
  padding: clamp(var(--space-16), 10vw, var(--space-32)) var(--space-4);
  background: var(--color-dark-section);
  color: var(--color-dark-text);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 100%, rgba(201, 150, 42, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section h2 {
  font-size: var(--text-2xl);
  color: var(--color-dark-text);
  margin-bottom: var(--space-4);
  position: relative;
}

.cta-section p {
  color: var(--color-dark-muted);
  margin-inline: auto;
  margin-bottom: var(--space-8);
  position: relative;
}

.cta-section .btn-group { position: relative; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-dark-section);
  color: var(--color-dark-muted);
  padding: var(--space-12) var(--space-4) var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-12);
    padding-inline: var(--space-8);
  }
}

.footer-brand .logo { margin-bottom: var(--space-4); }
.footer-brand .logo { color: var(--color-dark-text); }
.footer-brand p {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-dark-muted);
  max-width: 360px;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-dark-text);
  margin-bottom: var(--space-4);
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-dark-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.footer-col a:hover { color: var(--color-gold); }

.footer-bottom {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-top: var(--space-8);
  margin-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-dark-muted);
}

@media (min-width: 768px) {
  .footer-bottom { padding-inline: var(--space-8); }
}

/* ============================================================
   BOOKS PAGE — Full Listings
   ============================================================ */
.book-listing {
  max-width: var(--content-default);
  margin-inline: auto;
  display: grid;
  gap: var(--space-10);
}

.book-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding: var(--space-8);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
}

@media (min-width: 640px) {
  .book-item {
    grid-template-columns: 180px 1fr;
    gap: var(--space-8);
  }
}

.book-item__cover {
  aspect-ratio: 5 / 7;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-2);
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
  padding: var(--space-4);
}

.book-item__cover-vol {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.7;
}

.book-item__cover-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.2;
}

.book-item__cover-series {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-style: italic;
  opacity: 0.6;
  margin-top: var(--space-1);
}

.book-item__content h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.book-item__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.book-item__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.book-item__details {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  margin-bottom: var(--space-6);
}

.book-item__details span {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.book-item__details span:not(:last-child)::after {
  content: '·';
  margin-left: var(--space-2);
  color: var(--color-text-faint);
}

.book-item__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Bundle card */
.bundle-card {
  max-width: var(--content-default);
  margin-inline: auto;
  padding: var(--space-10);
  background: var(--color-dark-section);
  color: var(--color-dark-text);
  border-radius: var(--radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.bundle-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-xl);
  opacity: 0.2;
  pointer-events: none;
}

.bundle-card h3 {
  font-size: var(--text-xl);
  color: var(--color-dark-text);
  margin-bottom: var(--space-3);
}

.bundle-card p {
  color: var(--color-dark-muted);
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

.bundle-price {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: var(--space-2);
}

.bundle-savings {
  font-size: var(--text-sm);
  color: var(--color-dark-muted);
  margin-bottom: var(--space-8);
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-hero {
  padding: var(--space-32) var(--space-4) var(--space-16);
  background: var(--color-dark-section);
  color: var(--color-dark-text);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.about-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 30%, rgba(201, 150, 42, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.about-hero h1 {
  font-size: var(--text-2xl);
  color: var(--color-dark-text);
  margin-bottom: var(--space-4);
  position: relative;
}

.about-hero p {
  font-size: var(--text-lg);
  color: var(--color-dark-muted);
  max-width: 600px;
  margin-inline: auto;
  position: relative;
}

.about-content {
  max-width: var(--content-default);
  margin-inline: auto;
}

.about-content h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.about-content h2::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--color-gold);
  margin-top: var(--space-3);
}

.about-content p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

.about-content blockquote {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-text);
  border-left: 3px solid var(--color-gold);
  padding-left: var(--space-6);
  margin: var(--space-10) 0;
  line-height: 1.5;
}

/* Study format feature boxes */
.format-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: var(--space-6);
}

.format-item {
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
}

.format-item h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.format-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-hero {
  padding: var(--space-32) var(--space-4) var(--space-12);
  background: var(--color-dark-section);
  color: var(--color-dark-text);
  text-align: center;
}

.contact-hero h1 {
  font-size: var(--text-2xl);
  color: var(--color-dark-text);
  margin-bottom: var(--space-4);
}

.contact-hero p {
  font-size: var(--text-lg);
  color: var(--color-dark-muted);
  max-width: 550px;
  margin-inline: auto;
}

.contact-layout {
  max-width: var(--content-default);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

/* Form styles */
.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-gold-light);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Contact info sidebar */
.contact-info h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.contact-info p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.pricing-tiers {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
}

.pricing-tiers h4 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.pricing-tier {
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-divider);
}

.pricing-tier:last-child { border-bottom: none; }

.pricing-tier strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.pricing-tier span {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .fade-in, .stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.text-gold { color: var(--color-gold); }
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mt-0 { margin-top: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

/* Page-level hero for sub-pages */
.page-hero {
  padding: var(--space-32) var(--space-4) var(--space-16);
  background: var(--color-dark-section);
  color: var(--color-dark-text);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 30%, rgba(201, 150, 42, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero h1 {
  font-size: var(--text-2xl);
  color: var(--color-dark-text);
  margin-bottom: var(--space-4);
  position: relative;
}

.page-hero p {
  font-size: var(--text-lg);
  color: var(--color-dark-muted);
  max-width: 600px;
  margin-inline: auto;
  position: relative;
}

/* Prose section — for about page long-form text */
.prose {
  max-width: 65ch;
  margin-inline: auto;
}

.prose p {
  margin-bottom: var(--space-6);
  max-width: none;
}

.prose h2 {
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

/* "Different Way" narrative section */
.narrative-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: var(--content-wide);
  margin-inline: auto;
  align-items: center;
}

@media (min-width: 768px) {
  .narrative-section {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.narrative-section__text h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.narrative-section__text h2::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--color-gold);
  margin-top: var(--space-3);
}

.narrative-section__text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.narrative-visual {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  text-align: center;
  border: 1px solid var(--color-divider);
}

.narrative-visual blockquote {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: var(--space-4);
}

.narrative-visual cite {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--color-gold);
  font-weight: 500;
}

/* Social Links */
.social-links li a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--transition-interactive);
}
.social-links li a:hover {
  color: var(--color-gold);
}
.social-links li a svg {
  flex-shrink: 0;
  opacity: 0.8;
}

/* Logo image */
.logo-img {
  height: 52px;
  width: auto;
  display: block;
  object-fit: contain;
}
.logo-img--footer {
  height: 44px;
}

/* Video section */
.video-section {
  padding: var(--space-20) 0;
}
.video-wrapper {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto var(--space-8);
  aspect-ratio: 16/9;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  border: 2px solid rgba(201,150,42,0.3);
}
.video-wrapper iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}
.video-cta {
  text-align: center;
  max-width: 480px;
  margin: 0 auto;
}
.video-cta p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
}
.btn--outline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: 1.5px solid var(--color-gold);
  color: var(--color-gold);
  border-radius: 6px;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.2s ease;
}
.btn--outline:hover {
  background: var(--color-gold);
  color: var(--color-bg);
}

/* ============================================================
   BOOK POSTER MODAL
   ============================================================ */
.book-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.book-modal[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
}
.book-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
}
.book-modal__dialog {
  position: relative;
  display: flex;
  gap: 40px;
  max-width: 1000px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--color-bg);
  border-radius: 12px;
  padding: 48px;
  margin: 24px;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.5);
}
@media (max-width: 768px) {
  .book-modal__dialog {
    flex-direction: column;
    padding: 32px 24px;
    gap: 24px;
  }
}
.book-modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 28px;
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s ease;
}
.book-modal__close:hover {
  background: rgba(201, 150, 42, 0.15);
  color: var(--color-gold);
}
.book-modal__media {
  flex-shrink: 0;
  width: 280px;
}
.book-modal__media img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
@media (max-width: 768px) {
  .book-modal__media {
    width: 200px;
    margin: 0 auto;
  }
}
.book-modal__content {
  flex: 1;
  text-align: center;
}
.book-modal__eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 8px;
}
#book-modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--color-heading);
  margin-bottom: 20px;
  line-height: 1.3;
}
.book-modal__description {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}
.book-modal__quotes {
  display: flex;
  flex-direction: column;
  gap: 28px;
  text-align: center;
}
.book-modal__quotes blockquote {
  margin: 0;
  padding: 24px 20px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-heading);
  border-top: 1px solid rgba(201, 150, 42, 0.2);
  border-bottom: 1px solid rgba(201, 150, 42, 0.2);
  background: rgba(201, 150, 42, 0.04);
  border-radius: 6px;
}