:root {
  --cream: #f8f4ee;
  --warm-white: #fdfaf5;
  --ink: #1a1410;
  --ink-muted: #7a6a5a;
  --gold: #c9a050;
  --gold-light: #e8c97a;
  --gold-dark: #9a720f;
  --rust: #b85c38;
  --card-bg: #fffef9;
  --border: #e8ddd0;
  --shadow-sm: 0 2px 12px rgba(26,20,16,0.06);
  --shadow-md: 0 8px 32px rgba(26,20,16,0.10);
  --shadow-lg: 0 20px 60px rgba(26,20,16,0.16);
  --radius: 12px;
  --radius-lg: 20px;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =============================================
   RESET
============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--warm-white); color: var(--ink); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* =============================================
   TYPOGRAPHY UTILITIES
============================================= */
.section-eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 1rem;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--ink-muted);
  max-width: 560px;
  line-height: 1.8;
}

/* =============================================
   BUTTONS
============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}
.btn-primary:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(154,114,15,0.3);
}
.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-outline:hover {
  background: var(--ink);
  color: var(--cream);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }

/* =============================================
   NAVIGATION
============================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
}
.nav.scrolled {
  background: rgba(253,250,245,0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 24px rgba(26,20,16,0.08);
  padding: 0.7rem 0;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ink);
}
.logo-icon { font-size: 1.3rem; }
.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--ink-muted);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 100%;
  height: 1px;
  background: var(--gold);
  transition: right var(--transition);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { right: 0; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   HERO
============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 2rem 6rem;
  text-align: center;
}
.hero-bg {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, #f5ede0 0%, #ede4d5 40%, #e8ddc8 100%);
  z-index: 0;
}
.hero-texture {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(201,160,80,0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(108,75,35,0.08) 0%, transparent 50%);
}
.floating-book {
  position: absolute;
  font-size: 2.5rem;
  opacity: 0.22;
  animation: float 6s ease-in-out infinite;
  pointer-events: none;
}
.b1 { top: 15%; left: 8%; animation-delay: 0s; }
.b2 { top: 60%; right: 6%; animation-delay: 2s; font-size: 2rem; }
.b3 { top: 30%; right: 15%; animation-delay: 4s; font-size: 1.8rem; }
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(-5deg); }
  50%       { transform: translateY(-20px) rotate(5deg); }
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 720px;
  animation: heroIn 1s ease both;
}
@keyframes heroIn {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow {
  display: block;
  font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--gold-dark); margin-bottom: 1.2rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 400; line-height: 1.1;
  color: var(--ink); margin-bottom: 1.5rem;
}
.hero-title em { font-style: italic; color: var(--gold-dark); }
.hero-sub {
  font-size: 1.1rem; color: var(--ink-muted);
  max-width: 500px; margin: 0 auto 2.5rem; line-height: 1.8;
}
.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 0.5rem; font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-muted); opacity: 0.7; z-index: 1;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--gold-dark), transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 0.6; }
  50%       { transform: scaleY(0.5); opacity: 1; }
}

/* =============================================
   STATS BAR
============================================= */
.stats-bar {
  background: var(--ink);
  padding: 2.5rem 2rem;
  display: flex; justify-content: center; align-items: center;
  flex-wrap: wrap;
}
.stat {
  display: flex; flex-direction: column; align-items: center;
  padding: 0.5rem 3rem; text-align: center;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2.8rem; font-weight: 500;
  color: var(--gold-light); line-height: 1;
}
.stat-label {
  font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: rgba(248,244,238,0.5); margin-top: 0.4rem;
}
.stat-divider { width: 1px; height: 50px; background: rgba(255,255,255,0.1); }

/* =============================================
   SUMMARIES SECTION
============================================= */
.summaries { padding: 6rem 2rem; max-width: 1200px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .section-desc { margin: 0 auto; }

.filter-bar {
  display: flex; gap: 0.75rem; justify-content: center;
  flex-wrap: wrap; margin-bottom: 3rem;
}
.filter-btn {
  padding: 0.5rem 1.4rem; border-radius: 50px;
  border: 1.5px solid var(--border); background: transparent;
  color: var(--ink-muted); font-family: var(--font-body);
  font-size: 0.85rem; cursor: pointer; transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--ink); border-color: var(--ink); color: var(--cream);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}
.book-card {
  background: var(--card-bg); border-radius: var(--radius-lg);
  border: 1px solid var(--border); overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  animation: cardIn 0.5s ease both;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}
.book-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.book-card.hidden { display: none; }

.card-badge {
  position: absolute; top: 1rem; left: 1rem;
  background: rgba(255,255,255,0.92); color: var(--ink);
  font-size: 0.7rem; font-weight: 500; letter-spacing: 0.06em;
  padding: 0.25rem 0.75rem; border-radius: 50px; z-index: 2;
}
.lang-tag {
  font-size: 0.6rem; background: rgba(201,160,80,0.18);
  color: var(--gold-dark); border-radius: 50px;
  padding: 0.15rem 0.6rem; margin-left: 0.3rem;
  font-weight: 500; letter-spacing: 0.04em;
}
.card-cover { height: 185px; display: flex; align-items: center; justify-content: center; }
.card-emoji { font-size: 3.8rem; filter: drop-shadow(0 4px 16px rgba(0,0,0,0.2)); }
.card-body { padding: 1.5rem; }
.card-body h3 {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 600;
  line-height: 1.2; margin-bottom: 0.25rem;
}
.card-author { font-size: 0.8rem; color: var(--gold-dark); font-weight: 500; margin-bottom: 0.85rem; letter-spacing: 0.03em; }
.card-excerpt { font-size: 0.9rem; color: var(--ink-muted); line-height: 1.75; margin-bottom: 1.2rem; }
.card-meta { display: flex; justify-content: space-between; align-items: center; }
.read-time { font-size: 0.78rem; color: var(--ink-muted); }
.card-link { font-size: 0.85rem; font-weight: 500; color: var(--gold-dark); transition: color var(--transition); }
.card-link:hover { color: var(--rust); }
.load-more-wrap { text-align: center; margin-top: 3rem; }

/* =============================================
   ABOUT
============================================= */
.about { background: var(--cream); padding: 6rem 2rem; }
.about-inner {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: center;
}
.about-image-wrap { position: relative; height: 480px; }
.about-img-bg {
  position: absolute; top: 20px; left: 20px; right: -20px; bottom: -20px;
  background: linear-gradient(135deg, #c9a050, #8b5e3c);
  border-radius: var(--radius-lg); opacity: 0.2;
}
.about-img-card {
  position: absolute; inset: 0;
  background: var(--card-bg); border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; padding: 3rem; text-align: center;
  box-shadow: var(--shadow-md);
}
.about-avatar { font-size: 5rem; margin-bottom: 1.5rem; filter: drop-shadow(0 4px 16px rgba(0,0,0,0.1)); }
blockquote {
  font-family: var(--font-display); font-size: 1.4rem;
  font-style: italic; color: var(--ink); line-height: 1.5; margin-bottom: 0.75rem;
}
cite { font-size: 0.8rem; color: var(--ink-muted); letter-spacing: 0.05em; }
.about-text p { color: var(--ink-muted); margin-bottom: 1rem; font-size: 1rem; line-height: 1.8; }
.about-text strong { color: var(--ink); }
.about-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.5rem; }
.about-tags span {
  background: var(--warm-white); border: 1px solid var(--border);
  padding: 0.4rem 1rem; border-radius: 50px; font-size: 0.82rem; color: var(--ink);
}

/* =============================================
   QUOTE BANNER
============================================= */
.quote-banner {
  background: linear-gradient(135deg, #2c1810, #1a1410);
  padding: 5rem 2rem; text-align: center; position: relative; overflow: hidden;
}
.quote-banner::before {
  content: '"'; position: absolute; top: -40px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-display); font-size: 20rem;
  color: rgba(201,160,80,0.05); line-height: 1; pointer-events: none;
}
.quote-inner { position: relative; max-width: 800px; margin: 0 auto; }
.big-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-style: italic; color: var(--cream); line-height: 1.4; margin-bottom: 1rem;
}
.quote-inner span { font-size: 0.85rem; letter-spacing: 0.08em; color: var(--gold-light); text-transform: uppercase; }

/* =============================================
   REQUEST FORM
============================================= */
.request { padding: 6rem 2rem; background: var(--warm-white); }
.request-inner {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: start;
}
.request-text p { color: var(--ink-muted); margin-bottom: 1.5rem; line-height: 1.8; }
.request-perks { display: flex; flex-direction: column; gap: 0.6rem; }
.request-perks li { font-size: 0.9rem; color: var(--ink-muted); }
.request-form-wrap {
  background: var(--card-bg); border-radius: var(--radius-lg);
  border: 1px solid var(--border); padding: 2.5rem; box-shadow: var(--shadow-md);
}
.request-form { display: flex; flex-direction: column; gap: 1.25rem; }

/* shared form styles used by both request & feedback */
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.82rem; font-weight: 500; color: var(--ink); letter-spacing: 0.02em; }
.optional { color: var(--ink-muted); font-weight: 400; }
.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--warm-white);
  font-family: var(--font-body);
  font-size: 0.9rem; color: var(--ink);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none; resize: vertical;
  -webkit-appearance: none; appearance: none;
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,160,80,0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--ink-muted); opacity: 0.7; }
.form-note { font-size: 0.75rem; color: var(--ink-muted); text-align: center; margin-top: 0.25rem; }

.form-success, .feedback-success {
  text-align: center; padding: 2.5rem 1rem;
}
.success-icon { font-size: 4rem; margin-bottom: 1rem; }
.form-success h3, .feedback-success h3 {
  font-family: var(--font-display); font-size: 1.9rem; margin-bottom: 0.75rem;
}
.form-success p, .feedback-success p { color: var(--ink-muted); margin-bottom: 1.5rem; line-height: 1.7; }

/* =============================================
   FEEDBACK SECTION
============================================= */
.feedback { padding: 6rem 2rem; background: var(--cream); }
.feedback-inner {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: start;
}
.feedback-text p { color: var(--ink-muted); margin-bottom: 1.5rem; line-height: 1.9; }
.feedback-perks { display: flex; flex-direction: column; gap: 0.7rem; }
.feedback-perks li { font-size: 0.88rem; color: var(--ink-muted); list-style: none; }
.feedback-form-wrap {
  background: var(--card-bg); border-radius: var(--radius-lg);
  border: 1px solid var(--border); padding: 2.5rem; box-shadow: var(--shadow-md);
}
.feedback-form { display: flex; flex-direction: column; gap: 1.25rem; }

.star-rating { display: flex; gap: 0.4rem; margin-top: 0.3rem; }
.star {
  background: none; border: none; font-size: 2rem;
  color: var(--border); cursor: pointer;
  transition: color 0.15s, transform 0.15s;
  padding: 0; line-height: 1;
}
.star:hover, .star.active { color: var(--gold); transform: scale(1.15); }

/* =============================================
   FOOTER
============================================= */
.footer { background: var(--ink); color: var(--cream); padding: 4rem 2rem 0; }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem; padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo { margin-bottom: 1rem; color: var(--cream); }
.footer-brand p { font-size: 0.87rem; color: rgba(248,244,238,0.5); line-height: 1.7; }
.footer-links h4, .footer-contact h4 {
  font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--gold-light); margin-bottom: 1.2rem; font-weight: 500;
}
.footer-links a, .footer-contact a {
  display: block; font-size: 0.88rem;
  color: rgba(248,244,238,0.55); margin-bottom: 0.6rem;
  transition: color var(--transition);
}
.footer-links a:hover, .footer-contact a:hover { color: var(--cream); }
.footer-note { margin-top: 1rem; font-size: 0.8rem; color: rgba(248,244,238,0.35); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto; padding: 1.5rem 0;
  text-align: center; font-size: 0.8rem; color: rgba(248,244,238,0.3);
}

/* =============================================
   RESPONSIVE
============================================= */
@media (max-width: 960px) {
  .feedback-inner { grid-template-columns: 1fr; gap: 3rem; }
}
@media (max-width: 900px) {
  .about-inner, .request-inner { grid-template-columns: 1fr; gap: 3rem; }
  .about-image-wrap { height: 340px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 700px) {
  .nav-links {
    position: fixed; top: 0; right: -100%;
    width: 70%; height: 100vh;
    background: var(--warm-white);
    flex-direction: column; justify-content: center;
    gap: 2rem; padding: 2rem;
    box-shadow: -8px 0 32px rgba(0,0,0,0.1);
    transition: right var(--transition); z-index: 999;
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: 1.2rem; }
  .hamburger { display: flex; z-index: 1001; }
  .hero { padding: 7rem 1.5rem 5rem; }
  .hero-title { font-size: clamp(2.5rem, 10vw, 4rem); }
  .stats-bar { gap: 0; }
  .stat { padding: 1rem 1.5rem; }
  .stat-divider { display: none; }
  .cards-grid { grid-template-columns: 1fr; }
  .section-header { text-align: left; }
  .section-header .section-desc { max-width: 100%; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-brand { grid-column: auto; }
  .request-form-wrap, .feedback-form-wrap { padding: 1.5rem; }
}
@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .filter-bar { justify-content: flex-start; overflow-x: auto; padding-bottom: 0.5rem; flex-wrap: nowrap; }
  .filter-btn { flex-shrink: 0; }
}