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

:root {
  --bg-light: #f5f0e8;
  --bg-card: #ece6da;
  --bg-subtle: #e4ddd0;
  --border: #d1c7b4;
  --text: #3a3028;
  --text-dim: #7a6e5e;
  --accent: #7c3a2e;
  --accent-light: #944a3c;
  --accent-glow: rgba(124, 58, 46, 0.15);
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Raleway', sans-serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg-light);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Paper texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--accent-light); }

/* ===== UTILITY ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 600;
  color: var(--accent);
  text-align: center;
  margin-bottom: 1rem;
  letter-spacing: 0.06em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto 3rem;
  font-size: 1rem;
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== NAV ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: background 0.4s, box-shadow 0.4s;
}
.site-nav.scrolled {
  background: rgba(245, 240, 232, 0.95);
  box-shadow: 0 1px 20px rgba(58, 48, 40, 0.1);
  backdrop-filter: blur(10px);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--accent); }

/* Mobile menu */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    flex-direction: column;
    align-items: center;
    gap: 0;
    background: rgba(245, 240, 232, 0.98);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }
  .nav-links.open { max-height: 300px; }
  .nav-links li { padding: 0.8rem 0; }
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 6rem 1.5rem 4rem;
  background: var(--bg-subtle);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 40%, rgba(124,58,46,0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 100%, var(--bg-light) 0%, transparent 50%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
}
.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  font-style: italic;
  font-weight: 400;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

/* Decorative divider */
.divider {
  width: 60px;
  height: 1px;
  background: var(--accent);
  margin: 2rem auto;
  opacity: 0.4;
}

/* ===== BOOKS ===== */
.books { padding: 6rem 0; }

.book-card {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
  align-items: start;
  margin-bottom: 5rem;
}

.book-cover-wrap {
  position: relative;
}
.book-cover-wrap img {
  width: 100%;
  max-height: 480px;
  object-fit: contain;
  border-radius: 4px;
  box-shadow:
    0 12px 40px rgba(58, 48, 40, 0.2),
    0 4px 12px rgba(58, 48, 40, 0.1);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.book-cover-wrap:hover img {
  transform: translateY(-6px) scale(1.02);
  box-shadow:
    0 20px 60px rgba(58, 48, 40, 0.25),
    0 8px 20px rgba(58, 48, 40, 0.15);
}

.book-info h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: 0.3rem;
}
.book-info .book-subtitle {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 1.2rem;
  letter-spacing: 0.02em;
}
.book-tropes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.book-tropes span {
  font-size: 0.75rem;
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
  background: var(--bg-card);
}
.book-synopsis {
  margin-bottom: 1.5rem;
  color: var(--text);
  line-height: 1.8;
}
.book-synopsis p { margin-bottom: 0.8rem; }

.book-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg-light);
}
.btn-primary:hover {
  background: var(--accent-light);
  color: var(--bg-light);
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn-secondary:hover {
  background: rgba(124,58,46,0.08);
  color: var(--accent-light);
}

/* Content Notes Accordion */
.content-notes { margin-top: 0.5rem; }
.content-notes summary {
  font-size: 0.8rem;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0.4rem 0;
  letter-spacing: 0.03em;
}
.content-notes summary:hover { color: var(--text); }
.content-notes p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.6;
  padding: 0.5rem 0 0 1rem;
  border-left: 2px solid var(--border);
}

@media (max-width: 768px) {
  .book-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .book-cover-wrap {
    max-width: 260px;
    margin: 0 auto;
  }
  .book-tropes { justify-content: center; }
  .book-buttons { justify-content: center; }
}

/* ===== ABOUT ===== */
.about {
  padding: 6rem 0;
  background: var(--bg-subtle);
}
.about-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.about-icon {
  margin: 0 auto 2rem;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-icon svg {
  width: 60px;
  height: 60px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 1;
  opacity: 0.5;
}
.about-bio {
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--text);
}
.about-bio p { margin-bottom: 1.2rem; }

/* ===== ARC / SAMPLE ===== */
.arc { padding: 6rem 0; }

.arc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.arc-download, .arc-form-wrap {
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.arc-download h3, .arc-form-wrap h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}
.arc-download p {
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.7;
}
.sample-selector {
  margin-bottom: 1.2rem;
}
.sample-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}
.sample-select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  transition: border-color 0.3s;
}
.sample-select:focus {
  outline: none;
  border-color: var(--accent);
}
.download-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.2rem;
}
.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.3s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select { cursor: pointer; }
.form-group .optional {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-style: italic;
  text-transform: none;
  letter-spacing: 0;
}

.form-success {
  display: none;
  text-align: center;
  padding: 2rem 1rem;
  color: var(--accent);
  font-size: 1.05rem;
}

@media (max-width: 768px) {
  .arc-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== NEWSLETTER ===== */
.newsletter {
  padding: 5rem 0;
  background: var(--bg-subtle);
  text-align: center;
}
.newsletter-form {
  display: flex;
  gap: 0.8rem;
  max-width: 460px;
  margin: 0 auto;
}
.newsletter-form input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent);
}
.newsletter-success {
  display: none;
  color: var(--accent);
  margin-top: 1rem;
  font-size: 1rem;
}

@media (max-width: 500px) {
  .newsletter-form {
    flex-direction: column;
  }
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-socials {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 50%;
  transition: border-color 0.3s, background 0.3s;
}
.footer-socials a:hover {
  border-color: var(--accent);
  background: rgba(124,58,46,0.06);
}
.footer-socials svg {
  width: 18px;
  height: 18px;
  fill: var(--text-dim);
  transition: fill 0.3s;
}
.footer-socials a:hover svg { fill: var(--accent); }

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
.footer-phrase {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--text-dim);
  opacity: 0.6;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-light); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #a89a88; }