/*
Theme Name: Sanctuary Books
Theme URI: https://rachelmharrisonbooks.com
Author: Chris (rachelmharrisoncoaching)
Author URI: https://rachel-m-harrison.com
Description: Dark luxury book showcase theme for Rachel M. Harrison
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: Proprietary
Text Domain: sanctuary-books
*/

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Palette */
  --color-ink:       #0A0A0B;
  --color-ink-soft:  #141416;
  --color-ink-mid:   #1E1E21;
  --color-gold:      #C9A84C;
  --color-gold-dim:  #9E7E34;
  --color-parchment: #F7F3EC;
  --color-parchment-dim: #DDD8CF;
  --color-teal:      #0FBBCF;
  --color-white:     #FFFFFF;

  /* Typography */
  --font-display:  'Cinzel', Georgia, serif;
  --font-body:     'Cormorant Garamond', Georgia, serif;
  --font-sans:     'DM Sans', system-ui, sans-serif;

  /* Scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1.125rem;
  --text-lg:   1.35rem;
  --text-xl:   1.75rem;
  --text-2xl:  2.25rem;
  --text-3xl:  3rem;
  --text-4xl:  4rem;
  --text-5xl:  5.5rem;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  7rem;
  --space-2xl: 11rem;

  /* Layout */
  --max-width: 1200px;
  --max-prose:  68ch;
  --radius-sm: 2px;
  --radius-md: 6px;

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 280ms;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-ink);
  color: var(--color-parchment);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.75;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.15;
  color: var(--color-parchment);
}

h1 { font-size: clamp(var(--text-3xl), 6vw, var(--text-5xl)); }
h2 { font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl)); }
h3 { font-size: clamp(var(--text-xl), 3vw, var(--text-2xl)); }
h4 { font-size: var(--text-lg); }

p {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.8;
  max-width: var(--max-prose);
  color: var(--color-parchment-dim);
}

.label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.container--narrow {
  max-width: 820px;
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section {
  padding-block: var(--space-xl);
}

.section--tight {
  padding-block: var(--space-lg);
}

/* Gold rule divider */
.rule {
  width: 60px;
  height: 1px;
  background: var(--color-gold);
  margin-block: var(--space-md);
}

.rule--center { margin-inline: auto; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 0.85em 2.2em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--duration) var(--ease),
              color var(--duration) var(--ease),
              border-color var(--duration) var(--ease);
}

.btn--gold {
  background: var(--color-gold);
  color: var(--color-ink);
  border-color: var(--color-gold);
}
.btn--gold:hover {
  background: transparent;
  color: var(--color-gold);
}

.btn--outline {
  background: transparent;
  color: var(--color-gold);
  border-color: var(--color-gold);
}
.btn--outline:hover {
  background: var(--color-gold);
  color: var(--color-ink);
}

.btn--ghost {
  background: transparent;
  color: var(--color-parchment);
  border-color: rgba(247,243,236,0.3);
}
.btn--ghost:hover {
  border-color: var(--color-parchment);
}

/* ============================================================
   SITE HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding-block: 1.25rem;
  background: rgba(10,10,11,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201,168,76,0.12);
  transition: background var(--duration) var(--ease);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.site-header__logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  letter-spacing: 0.06em;
  color: var(--color-parchment);
  line-height: 1;
}

.site-header__logo span {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-top: 0.2em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-nav a {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-parchment-dim);
  transition: color var(--duration) var(--ease);
}

.site-nav a:hover,
.site-nav a.current-menu-item { color: var(--color-gold); }

.site-nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-parchment);
}

/* ============================================================
   SITE FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-ink-soft);
  border-top: 1px solid rgba(201,168,76,0.15);
  padding-block: var(--space-lg);
  margin-top: var(--space-xl);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.site-footer__brand h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-xs);
}

.site-footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-parchment-dim);
  max-width: 28ch;
}

.footer-nav-heading {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.footer-nav a {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-parchment-dim);
  margin-bottom: 0.5rem;
  transition: color var(--duration) var(--ease);
}
.footer-nav a:hover { color: var(--color-parchment); }

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(247,243,236,0.08);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: rgba(247,243,236,0.4);
}

/* ============================================================
   BOOK CARD (used on archive + home)
   ============================================================ */
.book-card {
  position: relative;
  background: var(--color-ink-soft);
  border: 1px solid rgba(201,168,76,0.12);
  overflow: hidden;
  transition: border-color var(--duration) var(--ease),
              transform var(--duration) var(--ease);
}

.book-card:hover {
  border-color: rgba(201,168,76,0.45);
  transform: translateY(-3px);
}

.book-card__cover {
  width: 100%;
  aspect-ratio: 2/3;
  object-fit: cover;
  background: var(--color-ink-mid);
  display: block;
}

.book-card__cover-placeholder {
  width: 100%;
  aspect-ratio: 2/3;
  background: var(--color-ink-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.book-card__cover-placeholder span {
  font-family: var(--font-display);
  font-size: var(--text-base);
  text-align: center;
  color: rgba(247,243,236,0.3);
  line-height: 1.4;
}

.book-card__body {
  padding: var(--space-md) var(--space-md) var(--space-lg);
}

.book-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-parchment);
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.book-card__link {
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* ============================================================
   BOOK GRID
   ============================================================ */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-md);
}

/* ============================================================
   HOME — HERO
   ============================================================ */
.home-hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 5rem;
}

.home-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(201,168,76,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 30% 80%, rgba(15,187,207,0.04) 0%, transparent 60%),
    var(--color-ink);
  z-index: 0;
}

.home-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.home-hero__eyebrow {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.home-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, var(--text-4xl));
  color: var(--color-parchment);
  line-height: 1.1;
  margin-bottom: var(--space-md);
}

.home-hero__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-parchment-dim);
  font-style: italic;
  max-width: 48ch;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.home-hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.home-hero__books {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  align-items: end;
}

.home-hero__books .book-card:first-child {
  margin-top: var(--space-lg);
}

/* ============================================================
   HOME — FEATURED STRIP
   ============================================================ */
.featured-strip {
  background: var(--color-ink-soft);
  border-top: 1px solid rgba(201,168,76,0.12);
  border-bottom: 1px solid rgba(201,168,76,0.12);
  padding-block: var(--space-lg);
}

.featured-strip__inner {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.featured-strip__quote {
  font-family: var(--font-body);
  font-size: var(--text-2xl);
  font-style: italic;
  color: var(--color-parchment);
  line-height: 1.4;
  flex: 1;
}

.featured-strip__quote cite {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--color-gold);
  margin-top: var(--space-sm);
}

/* ============================================================
   HOME — ABOUT STRIP
   ============================================================ */
.about-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-strip__image {
  position: relative;
}

.about-strip__image img {
  width: 100%;
  filter: grayscale(20%);
}

.about-strip__image::before {
  content: '';
  position: absolute;
  top: -1.5rem;
  left: -1.5rem;
  right: 1.5rem;
  bottom: 1.5rem;
  border: 1px solid rgba(201,168,76,0.25);
  z-index: -1;
}

.about-strip__content h2 {
  margin-bottom: var(--space-sm);
}

.about-strip__content p {
  margin-bottom: var(--space-md);
}

/* ============================================================
   SINGLE BOOK — HERO
   ============================================================ */
.book-hero {
  padding-top: calc(5rem + var(--space-xl));
  padding-bottom: var(--space-xl);
  background:
    radial-gradient(ellipse 60% 70% at 80% 40%, rgba(201,168,76,0.05) 0%, transparent 60%),
    var(--color-ink);
}

.book-hero__inner {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.book-hero__cover {
  position: sticky;
  top: 6rem;
}

.book-hero__cover img {
  width: 100%;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6);
}

.book-hero__cover-placeholder {
  width: 100%;
  aspect-ratio: 2/3;
  background: var(--color-ink-mid);
  border: 1px solid rgba(201,168,76,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.book-hero__cover-placeholder span {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  text-align: center;
  color: rgba(247,243,236,0.2);
  line-height: 1.3;
}

.book-hero__meta {
  padding-top: var(--space-sm);
}

.book-hero__title {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  margin-bottom: var(--space-sm);
  color: var(--color-parchment);
}

.book-hero__author {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.book-hero__description {
  font-size: var(--text-lg);
  line-height: 1.8;
  color: var(--color-parchment-dim);
  max-width: 58ch;
  margin-bottom: var(--space-lg);
}

.book-hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.book-hero__details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: rgba(247,243,236,0.5);
  border-top: 1px solid rgba(247,243,236,0.08);
  padding-top: var(--space-md);
}

.book-hero__details dt { display: inline; color: var(--color-gold); }
.book-hero__details dd { display: inline; margin-left: 0.4em; }
.book-hero__details div { display: flex; gap: 0.5rem; }

/* ============================================================
   SINGLE BOOK — EXCERPT
   ============================================================ */
.book-excerpt {
  background: var(--color-ink-soft);
  border-left: 2px solid var(--color-gold);
  padding: var(--space-lg);
  margin-block: var(--space-xl);
}

.book-excerpt__quote {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-style: italic;
  line-height: 1.7;
  color: var(--color-parchment);
  max-width: 62ch;
}

/* ============================================================
   ALSO BY — CAROUSEL
   ============================================================ */
.also-by {
  padding-block: var(--space-xl);
  overflow: hidden;
}

.also-by__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.also-by__scroll {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
  padding-bottom: var(--space-sm);
}

.also-by__scroll::-webkit-scrollbar { display: none; }

.also-by__scroll .book-card {
  flex: 0 0 200px;
  scroll-snap-align: start;
}

/* ============================================================
   ARCHIVE — HERO
   ============================================================ */
.archive-hero {
  padding-top: calc(5rem + var(--space-xl));
  padding-bottom: var(--space-lg);
  text-align: center;
}

.archive-hero h1 {
  margin-bottom: var(--space-sm);
}

.archive-hero p {
  margin-inline: auto;
  font-size: var(--text-lg);
  font-style: italic;
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.page-about .page-hero {
  padding-top: calc(5rem + var(--space-xl));
  padding-bottom: var(--space-xl);
  text-align: center;
}

.page-about .page-hero h1 {
  margin-bottom: var(--space-md);
}

.page-content {
  max-width: var(--max-prose);
  margin-inline: auto;
}

.page-content p {
  margin-bottom: var(--space-md);
  font-size: var(--text-lg);
  line-height: 1.85;
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-form-wrap {
  max-width: 600px;
  margin-inline: auto;
}

.contact-form label {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-gold);
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  background: var(--color-ink-soft);
  border: 1px solid rgba(201,168,76,0.2);
  color: var(--color-parchment);
  font-family: var(--font-body);
  font-size: var(--text-base);
  padding: 0.9em 1.1em;
  margin-bottom: var(--space-md);
  outline: none;
  transition: border-color var(--duration) var(--ease);
  border-radius: var(--radius-sm);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-gold);
}

.contact-form textarea { min-height: 160px; resize: vertical; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .home-hero__inner { grid-template-columns: 1fr; }
  .home-hero__books { display: none; }
  .about-strip { grid-template-columns: 1fr; }
  .book-hero__inner { grid-template-columns: 1fr; }
  .book-hero__cover { position: static; max-width: 260px; }
  .site-footer__inner { grid-template-columns: 1fr; gap: var(--space-md); }
}

@media (max-width: 640px) {
  :root {
    --space-xl: 4rem;
    --space-2xl: 6rem;
  }
  .site-nav { display: none; }
  .site-nav.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--color-ink);
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    z-index: 99;
  }
  .site-nav.is-open a { font-size: var(--text-xl); }
  .site-nav__toggle { display: block; position: relative; z-index: 101; }
  .books-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}