/* ===================== */
/* Cat Talk Official — Books */
/* ===================== */

:root {
  --cream: #f6f1e7;
  --cream-2: #efe6d3;
  --card: #fffdf8;
  --ink: #24303c;
  --ink-soft: #5b6672;
  --gold: #b8874a;
  --gold-deep: #9c6c33;
  --maroon: #9c2b32;
  --maroon-deep: #7c2027;
  --border: rgba(36, 48, 60, 0.1);
  --radius: 18px;
  --max-width: 1160px;
  --shadow: 0 24px 60px rgba(36, 30, 20, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Playfair Display", Georgia, "Times New Roman", serif;
  font-weight: 700;
  color: var(--ink);
  margin: 0;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 88px 0;
}

.eyebrow {
  display: inline-block;
  color: var(--maroon);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head h2 {
  font-size: clamp(28px, 3.6vw, 42px);
  margin: 0 0 16px;
}

.section-head p {
  color: var(--ink-soft);
  font-size: 17px;
  margin: 0;
}

/* ---------- lang toggling ---------- */

[data-lang="de"] .lang-en { display: none !important; }
[data-lang="en"] .lang-de { display: none !important; }

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(246, 241, 231, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: "Playfair Display", serif;
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
  background: var(--card);
}

.nav-links {
  display: flex;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-only-cta {
  display: none;
}

.nav-links a {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--maroon);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lang-switch {
  display: flex;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  overflow: hidden;
}

.lang-switch button {
  background: transparent;
  border: none;
  font-family: inherit;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 7px 14px;
  cursor: pointer;
  color: var(--ink);
}

.lang-switch button.active {
  background: var(--ink);
  color: var(--cream);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--ink);
  cursor: pointer;
}

/* ---------- Hero ---------- */

.hero {
  padding: 190px 0 110px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(560px 380px at 88% -8%, rgba(184, 135, 74, 0.16), transparent 60%),
    radial-gradient(700px 460px at 6% 8%, rgba(156, 43, 50, 0.08), transparent 55%),
    var(--cream);
}

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(32px, 4.6vw, 52px);
  line-height: 1.15;
  margin: 0 0 22px;
}

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

.hero p.lead {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 520px;
  margin: 0 0 34px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  font-family: inherit;
}

.btn-primary {
  background: var(--maroon);
  color: #fff8f0;
}

.btn-primary:hover {
  background: var(--maroon-deep);
  transform: translateY(-1px);
}

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

.btn-ghost:hover {
  background: var(--ink);
  color: var(--cream);
}

.btn-gold {
  background: var(--gold);
  color: #2b1c08;
}

.btn-gold:hover {
  background: var(--gold-deep);
  color: #fff;
  transform: translateY(-1px);
}

.hero-covers {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 460px;
}

.hero-covers img {
  position: absolute;
  width: 210px;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.hero-covers .c1 {
  transform: rotate(-9deg) translate(-96px, 6px);
  z-index: 1;
}

.hero-covers .c2 {
  transform: rotate(4deg) translate(72px, -14px);
  z-index: 2;
  width: 220px;
}

.hero-covers .c3 {
  transform: rotate(-2deg) translate(-6px, 40px);
  z-index: 3;
  width: 200px;
}

.hero-badges {
  display: flex;
  gap: 28px;
  margin-top: 44px;
  flex-wrap: wrap;
}

.hero-badges div strong {
  display: block;
  font-family: "Playfair Display", serif;
  font-size: 24px;
}

.hero-badges div span {
  font-size: 13px;
  color: var(--ink-soft);
}

/* ---------- Books ---------- */

.book-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  align-items: start;
  gap: 48px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 44px;
  box-shadow: 0 14px 40px rgba(36, 30, 20, 0.06);
  margin-bottom: 40px;
}

.book-card:last-child {
  margin-bottom: 0;
}

.book-covers-stack {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.book-covers-stack img {
  border-radius: 5px;
  box-shadow: 0 16px 34px rgba(36, 30, 20, 0.22);
  width: 100%;
  max-width: 210px;
}

.book-covers-stack.dual {
  height: 300px;
}

.book-covers-stack.dual img {
  position: absolute;
  width: 175px;
}

.book-covers-stack.dual img:first-child {
  transform: rotate(-6deg) translateX(-46px);
  z-index: 1;
}

.book-covers-stack.dual img:last-child {
  transform: rotate(5deg) translateX(46px);
  z-index: 2;
}

.book-meta-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--cream-2);
  color: var(--ink-soft);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 5px 12px;
  border-radius: 999px;
  text-transform: uppercase;
}

.pill.stars {
  background: rgba(184, 135, 74, 0.18);
  color: var(--gold-deep);
  text-transform: none;
}

.book-card h3 {
  font-size: clamp(22px, 2.6vw, 30px);
  margin-bottom: 6px;
}

.book-subtitle {
  color: var(--maroon);
  font-style: italic;
  font-size: 16px;
  margin-bottom: 18px;
  font-family: "Playfair Display", serif;
}

.book-card p.blurb {
  color: var(--ink-soft);
  font-size: 15.5px;
  margin: 0 0 20px;
}

.book-card p.blurb + p.blurb {
  margin-top: -12px;
}

.book-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-bottom: 26px;
  font-size: 13.5px;
  color: var(--ink-soft);
}

.book-specs strong {
  color: var(--ink);
  display: block;
  font-size: 13px;
}

.buy-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.buy-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--ink);
  color: var(--cream);
  font-weight: 700;
  font-size: 14.5px;
  padding: 12px 22px;
  border-radius: 10px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.buy-btn:hover {
  background: var(--maroon);
  transform: translateY(-1px);
}

.buy-btn.outline {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--ink);
}

.buy-btn.outline:hover {
  background: var(--ink);
  color: var(--cream);
}

.buy-btn .flag {
  font-size: 16px;
}

.edition-note {
  font-size: 13px;
  color: var(--ink-soft);
  margin-top: 12px;
  font-style: italic;
}

/* ---------- Author ---------- */

.author-section {
  background: var(--cream-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.author-layout {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 52px;
  align-items: center;
}

.author-portrait {
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 6px solid var(--card);
  box-shadow: var(--shadow);
  max-width: 260px;
  margin: 0 auto;
}

.author-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-copy h2 {
  font-size: clamp(26px, 3vw, 34px);
  margin-bottom: 6px;
}

.author-role {
  color: var(--maroon);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: block;
}

.author-copy p {
  color: var(--ink-soft);
  font-size: 16px;
}

/* ---------- Social ---------- */

.social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.social-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.social-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(36, 30, 20, 0.12);
}

.social-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--cream-2);
  color: var(--maroon);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}

.social-icon svg {
  width: 26px;
  height: 26px;
}

.social-card h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.social-card p {
  color: var(--ink-soft);
  font-size: 14px;
  margin: 0 0 18px;
}

.social-card a.handle {
  font-weight: 700;
  color: var(--maroon);
  font-size: 14.5px;
}

/* ---------- Newsletter / CTA ---------- */

.cta-banner {
  background: linear-gradient(120deg, var(--maroon), var(--maroon-deep));
  border-radius: 24px;
  padding: 56px;
  color: #fdf3e7;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-banner h2 {
  color: #fdf3e7;
  margin: 0 0 8px;
  font-size: clamp(24px, 3vw, 32px);
}

.cta-banner p {
  margin: 0;
  opacity: 0.9;
  max-width: 460px;
}

.cta-banner .btn-gold {
  flex-shrink: 0;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
  background: var(--cream-2);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.footer-brand p {
  color: var(--ink-soft);
  font-size: 14px;
  max-width: 320px;
  margin: 14px 0 0;
}

.footer-social {
  display: flex;
  gap: 14px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1.5px solid var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease;
}

.footer-social a:hover {
  background: var(--ink);
  color: var(--cream);
}

.footer-social svg {
  width: 17px;
  height: 17px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--ink-soft);
  font-size: 13px;
}

.footer-bottom a {
  color: var(--ink-soft);
}

.footer-bottom a:hover {
  color: var(--maroon);
}

/* ---------- Legal page ---------- */

.legal-page {
  padding: 170px 0 110px;
  max-width: 720px;
  margin: 0 auto;
}

.legal-page h1 {
  font-size: 36px;
  margin-bottom: 28px;
}

.legal-page dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 10px 24px;
  margin: 0 0 28px;
}

.legal-page dt {
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}

.legal-page dd {
  margin: 0;
  font-size: 16px;
}

.legal-page p {
  color: var(--ink-soft);
  font-size: 15.5px;
}

.legal-page a {
  color: var(--maroon);
  font-weight: 600;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
  }

  .hero-covers {
    height: 340px;
    order: -1;
  }

  .hero-covers img {
    width: 150px;
  }

  .hero-covers .c2 {
    width: 160px;
  }

  .book-card {
    grid-template-columns: 1fr;
    padding: 32px;
  }

  .book-covers-stack {
    margin-bottom: 8px;
  }

  .author-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 760px) {
  .nav-links,
  .header-right .btn-primary {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header.nav-open .nav-links {
    display: flex;
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    background: var(--cream-2);
    flex-direction: column;
    padding: 20px 24px;
    gap: 18px;
    border-bottom: 1px solid var(--border);
  }

  .site-header.nav-open .mobile-only-cta {
    display: block;
  }

  .site-header.nav-open .mobile-only-cta a {
    color: var(--maroon);
    font-weight: 700;
  }

  section {
    padding: 64px 0;
  }

  .cta-banner {
    flex-direction: column;
    text-align: center;
    padding: 40px 28px;
  }

  .footer-top {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 150px 0 70px;
  }

  .book-card {
    padding: 24px;
  }

  .hero-badges {
    gap: 18px;
  }
}