/* ============================================
   S.R. Guell — Author Site
   Atmospheric literary horror aesthetic
   Palette anchored to Affe Island cover
   ============================================ */

:root {
  /* Color palette */
  --color-bg: #0a0e13;
  --color-bg-elevated: #131820;
  --color-bg-panel: #0f141a;
  --color-text: #e8e3da;
  --color-text-muted: #8c8276;
  --color-text-soft: #b5ad9f;
  --color-accent: #c8a962;
  --color-accent-soft: #8a7440;
  --color-border: rgba(232, 227, 218, 0.04);
  --color-border-strong: rgba(232, 227, 218, 0.18);

  /* Typography */
  --font-display: 'Cormorant Garamond', 'EB Garamond', Georgia, serif;
  --font-body: 'Manrope', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Other */
  --max-width: 1200px;
  --content-width: 720px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

p {
  color: var(--color-text-soft);
}

a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent);
}

.eyebrow,
.section-title {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

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

.container-narrow {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ============================================
   NAV
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(180deg, rgba(10, 14, 19, 0.85) 0%, rgba(10, 14, 19, 0.4) 60%, transparent 100%);
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--color-text);
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-text-soft);
}

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

/* ============================================
   HERO
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--color-bg);
}

/* When user adds their cover landscape image as bg */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('images/hero-bg.png');
  background-size: cover;
  background-position: center;
  opacity: 1;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 19, 0.25) 0%, rgba(10, 14, 19, 0.45) 50%, rgba(10, 14, 19, 0.55) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--space-md);
  animation: fadeUp 1s ease-out 0.2s both;
}

.hero-headline {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 500;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-subhead {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--color-text-soft);
  margin-bottom: var(--space-xl);
  font-weight: 400;
}

.hero-buttons {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--color-text);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition);
}

.btn:hover {
  background: var(--color-text);
  color: var(--color-bg);
}

.btn-primary {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent);
  color: var(--color-bg);
}

/* ============================================
   LEAD MAGNET BAR
   ============================================ */

.lead-magnet {
  background: var(--color-bg-panel);
  padding: var(--space-xl) 0;
}

.lead-magnet-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-lg);
  align-items: center;
}

.lead-magnet h3 {
  font-size: 1.6rem;
  font-style: italic;
  margin-bottom: 0.4rem;
}

.lead-magnet p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.lead-magnet-form {
  display: flex;
  gap: 0.5rem;
}

.lead-magnet-form input {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  padding: 0.85rem 1.2rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  min-width: 240px;
}

.lead-magnet-form input::placeholder {
  color: var(--color-text-muted);
}

.lead-magnet-form input:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ============================================
   FEATURED BOOK
   ============================================ */

.featured-book {
  padding: var(--space-3xl) 0;
}

.featured-book-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.book-cover {
  aspect-ratio: 2/3;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  position: relative;
  overflow: hidden;
}

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

.featured-book-content h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.series-tag {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  font-weight: 500;
}

.book-blurb {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.book-blurb p + p {
  margin-top: 1rem;
}

.retailer-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: var(--space-md);
}

.retailer-buttons .btn {
  padding: 0.7rem 1.4rem;
  font-size: 0.7rem;
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-top: var(--space-sm);
}

.read-more-link:hover {
  color: var(--color-text);
}

/* ============================================
   MORE BOOKS GRID
   ============================================ */

.more-books {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border);
}

.books-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.book-card {
  display: block;
  color: var(--color-text);
}

.book-card .book-cover {
  margin-bottom: var(--space-sm);
  transition: transform var(--transition);
}

.book-card:hover .book-cover {
  transform: translateY(-4px);
}

.book-card h4 {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.2rem;
}

.book-card .book-meta {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin: 0;
}

.book-card.placeholder .book-cover {
  background: linear-gradient(135deg, var(--color-bg-elevated) 0%, var(--color-bg-panel) 100%);
  border-style: dashed;
  font-style: italic;
}

.book-card.placeholder h4 {
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============================================
   ABOUT TEASER
   ============================================ */

.about-teaser {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-panel);
  border-top: 1px solid var(--color-border);
}

.about-teaser-grid {
  display: grid;
  grid-template-columns: 1fr 100px;
  gap: var(--space-lg);
  align-items: start;
  max-width: 800px;
  margin: 0 auto;
}

.about-teaser h2 {
  font-size: 1.8rem;
  font-style: italic;
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.about-teaser p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.about-portrait {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) 0;
}

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

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.footer-links a {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ============================================
   PAGE-SPECIFIC: BOOK DETAIL
   ============================================ */

.book-detail-hero {
  padding: calc(var(--space-3xl) + 2rem) 0 var(--space-2xl);
}

.book-detail-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: var(--space-2xl);
}

.book-detail-content h1 {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  margin-bottom: var(--space-md);
}

.book-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--color-text-soft);
  margin-bottom: var(--space-lg);
  font-weight: 400;
}

.praise-section {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-panel);
}

.praise-hero-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.4;
  color: var(--color-text);
  text-align: center;
  margin: 0 auto 1rem;
  max-width: 38ch;
}

.praise-hero-attribution {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  text-align: center;
  margin-bottom: 4rem;
}

.praise-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--color-text-soft);
  border-left: 2px solid var(--color-accent);
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.praise-quote + .praise-attribution + .praise-quote {
  margin-top: 2.5rem;
}

.praise-attribution {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-left: 1.7rem;
}

/* ============================================
   PAGE-SPECIFIC: ABOUT
   ============================================ */

.about-hero {
  padding: calc(var(--space-3xl) + 2rem) 0 var(--space-xl);
  text-align: center;
}

.about-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-style: italic;
  margin-bottom: var(--space-md);
}

.about-content {
  padding: 0 0 var(--space-2xl);
}

.about-content p {
  font-size: 1.1rem;
  line-height: 1.85;
  margin-bottom: var(--space-md);
}

.about-content > .container-narrow > p:first-child::first-letter {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 500;
  float: left;
  line-height: 0.85;
  margin: 0.1em 0.1em 0 0;
  color: var(--color-accent);
}

.about-cta-row {
  margin-top: var(--space-xl);
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ============================================
   PAGE-SPECIFIC: CONTACT
   ============================================ */

.contact-form {
  display: grid;
  gap: var(--space-md);
  max-width: 600px;
  margin: 0 auto;
}

.contact-form label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

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

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  body {
    font-size: 16px;
  }

  .nav {
    padding: var(--space-sm) var(--space-md);
  }

  .nav-links {
    gap: var(--space-md);
  }

  .nav-links a {
    font-size: 0.8rem;
  }

  .container,
  .container-narrow {
    padding: 0 var(--space-md);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
    max-width: 280px;
    margin: 0 auto;
  }

  .lead-magnet-inner {
    grid-template-columns: 1fr;
  }

  .lead-magnet-form {
    flex-direction: column;
  }

  .lead-magnet-form input {
    width: 100%;
    min-width: 0;
  }

  .featured-book-grid,
  .book-detail-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .featured-book .book-cover,
  .book-detail-hero .book-cover {
    max-width: 280px;
    margin: 0 auto;
  }

  .featured-book-content h2 {
    font-size: 2rem;
  }

  .books-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-teaser-grid {
    grid-template-columns: 1fr;
  }

  .about-portrait {
    margin: 0 auto;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}