/* ==========================================================================
   Ironbridge Press — Site Stylesheet
   ========================================================================== */

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

:root {
  --bg: #faf8f4;
  --bg-alt: #f1ede4;
  --ink: #1c1815;
  --ink-soft: #55504a;
  --ink-faint: #918a7f;
  --rule: #ddd6c8;
  --accent: #a97a2f;
  --white: #ffffff;
  --max: 1180px;
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: 0.005em;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); }
h3 { font-size: 1.4rem; }

p { margin: 0 0 1.1em; color: var(--ink-soft); }

.lede {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 640px;
}

.rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0;
}

/* Circular badge motif, using the bridge glyph cropped from the logo */
.badge-mark {
  width: 44px;
  height: 44px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  position: relative;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.badge-mark::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid var(--rule);
  border-radius: 50%;
}
.badge-mark img {
  width: 60%;
  height: auto;
  position: relative;
  display: block;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
  background: transparent;
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
}
.btn-primary:hover { background: #35302b; }
.btn-outline {
  background: transparent;
  color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: var(--bg); }
.btn-light {
  border-color: var(--bg);
  color: var(--bg);
}
.btn-light:hover { background: var(--bg); color: var(--ink); }
.btn[disabled],
.btn.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.btn small {
  display: block;
  font-size: 9px;
  letter-spacing: 0.08em;
  opacity: 0.75;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img {
  height: 52px;
  width: 52px;
  object-fit: contain;
}
.brand-word {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.brand-word span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.6rem;
  letter-spacing: 0.32em;
  color: var(--ink-faint);
  font-weight: 500;
  margin-top: 2px;
}

.main-nav { display: flex; align-items: center; gap: 40px; }
.main-nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-nav a {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.main-nav a:hover,
.main-nav a.active { color: var(--ink); border-color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ink);
  width: 40px;
  height: 40px;
  border-radius: 2px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }

/* ---------- Hero ---------- */
.hero {
  background: var(--ink);
  color: var(--bg);
  overflow: hidden;
  position: relative;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  padding-top: 88px;
  padding-bottom: 88px;
}
.hero-copy .eyebrow { color: var(--accent); }
.hero-copy h1 { color: var(--bg); margin-top: 0.3em; }
.hero-copy p.lede { color: #cfc9bf; }
.hero-actions { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }
.hero-cover {
  display: flex;
  justify-content: center;
}
.hero-cover img {
  max-width: 340px;
  width: 100%;
  box-shadow: 0 30px 70px rgba(0,0,0,0.45);
  border: 1px solid rgba(255,255,255,0.08);
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #b7b0a4;
}
.hero-tag .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}

/* ---------- Sections ---------- */
section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { max-width: 680px; margin-bottom: 56px; }
.section-header.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Feature grid: three pillars, etc */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.pillar .badge-mark { margin-bottom: 20px; }
.pillar h3 { margin-bottom: 10px; }
.pillar p { margin-bottom: 0; }

/* Book teaser card on homepage */
.book-teaser {
  display: grid;
  grid-template-columns: 0.55fr 1fr;
  gap: 64px;
  align-items: center;
}
.book-teaser img {
  box-shadow: 0 24px 50px rgba(28,24,21,0.18);
  border: 1px solid var(--rule);
}
.book-meta-list {
  list-style: none;
  margin: 24px 0 32px;
  padding: 0;
  border-top: 1px solid var(--rule);
}
.book-meta-list li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
}
.book-meta-list span:first-child {
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  font-weight: 600;
}

/* ---------- Newsletter / Email capture ---------- */
.newsletter {
  background: var(--ink);
  color: var(--bg);
}
.newsletter .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}
.newsletter h2 { color: var(--bg); margin-bottom: 8px; }
.newsletter p { color: #cfc9bf; margin-bottom: 0; }
.newsletter-copy { max-width: 480px; }
.newsletter-form {
  display: flex;
  gap: 0;
  flex: none;
  width: 100%;
  max-width: 420px;
}
.newsletter-form input[type="email"] {
  flex: 1;
  padding: 15px 18px;
  border: 1px solid #4a453e;
  border-right: none;
  background: transparent;
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 14px;
  border-radius: 2px 0 0 2px;
}
.newsletter-form input[type="email"]::placeholder { color: #948d80; }
.newsletter-form input[type="email"]:focus { outline: none; border-color: var(--accent); }
.newsletter-form .btn { border-radius: 0 2px 2px 0; white-space: nowrap; }
.form-note { font-size: 12px; color: #948d80; margin-top: 10px; }
.form-status { font-size: 13px; margin-top: 14px; display: none; }
.form-status.is-visible { display: block; }
.form-status.ok { color: #8fbf8a; }
.form-status.err { color: #d98a7c; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--rule);
  padding: 64px 0 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand p { max-width: 320px; font-size: 14px; }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; color: var(--ink-soft); }
.footer-col a:hover { color: var(--ink); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
  font-size: 12px;
  color: var(--ink-faint);
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Page hero (interior pages) ---------- */
.page-hero {
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--rule);
}
.page-hero .eyebrow { margin-bottom: 14px; }
.page-hero p.lede { margin-top: 12px; }

/* ---------- Book detail page ---------- */
.book-detail {
  display: grid;
  grid-template-columns: 0.5fr 1fr;
  gap: 72px;
  align-items: start;
}
.book-detail-cover img {
  box-shadow: 0 24px 60px rgba(28,24,21,0.2);
  border: 1px solid var(--rule);
  position: sticky;
  top: 120px;
}
.book-title-block h1 { margin-bottom: 6px; }
.book-title-block .by-line {
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 24px;
}
.buy-panel {
  background: var(--bg-alt);
  border: 1px solid var(--rule);
  padding: 28px;
  border-radius: 3px;
  margin: 32px 0 40px;
}
.buy-panel .status-ribbon {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 5px 10px;
  border-radius: 2px;
  margin-bottom: 16px;
}
.retailer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 18px;
}
.retailer-grid .btn { width: 100%; }

.synopsis-block { margin-top: 8px; }
.synopsis-block .hook {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding-left: 20px;
  margin: 28px 0;
}

.author-note {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: var(--bg-alt);
  border: 1px solid var(--rule);
  padding: 28px;
  border-radius: 3px;
  margin-top: 48px;
}
.author-note .badge-mark { width: 56px; height: 56px; }

/* ---------- Catalog grid (books.html) ---------- */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.catalog-card {
  display: flex;
  flex-direction: column;
}
.catalog-card img {
  border: 1px solid var(--rule);
  box-shadow: 0 16px 32px rgba(28,24,21,0.14);
  margin-bottom: 20px;
}
.catalog-card h3 { margin-bottom: 4px; }
.catalog-card .by-line {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 12px;
}
.catalog-card .btn { align-self: flex-start; margin-top: auto; }

.catalog-card.placeholder {
  border: 1px dashed var(--rule);
  border-radius: 3px;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
  color: var(--ink-faint);
}
.catalog-card.placeholder .badge-mark { margin-bottom: 18px; }

/* ---------- About page ---------- */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 8px;
}
.value-card { border-top: 1px solid var(--ink); padding-top: 20px; }
.value-card h3 { margin-bottom: 10px; }

/* ---------- Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 64px;
  align-items: start;
}
.contact-form label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.contact-form .field { margin-bottom: 22px; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--rule);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink);
  border-radius: 2px;
}
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.contact-info-card {
  background: var(--bg-alt);
  border: 1px solid var(--rule);
  padding: 32px;
  border-radius: 3px;
}
.contact-info-card h3 { margin-bottom: 18px; }
.contact-info-card .row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
}
.contact-info-card .row:last-child { border-bottom: none; }
.contact-info-card .row span:first-child { color: var(--ink-faint); }

/* ---------- Utilities ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; padding-top: 56px; padding-bottom: 56px; }
  .hero-cover { order: -1; }
  .book-teaser { grid-template-columns: 1fr; }
  .book-detail { grid-template-columns: 1fr; }
  .book-detail-cover img { position: static; max-width: 280px; margin: 0 auto; }
  .grid-3, .catalog-grid, .about-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; }
  .main-nav ul { display: none; }
  .nav-toggle { display: flex; }
  .newsletter .container { flex-direction: column; align-items: flex-start; }
  .newsletter-form { max-width: 100%; }
}

@media (max-width: 600px) {
  section { padding: 64px 0; }
  .site-header .container { height: 72px; }
  .brand img { height: 42px; width: 42px; }
  .newsletter-form { flex-direction: column; }
  .newsletter-form input[type="email"] { border-right: 1px solid #4a453e; border-radius: 2px; margin-bottom: 10px; }
  .newsletter-form .btn { border-radius: 2px; width: 100%; }
  .retailer-grid { grid-template-columns: 1fr; }
}

/* Mobile nav open state */
.main-nav.is-open ul {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 84px;
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
  padding: 16px 32px 24px;
  gap: 18px;
}