/* ================================================
   WALKING THE GROUNDS — Dan Gantz
   Color Palette:
     --green:   #2C4A2E  (deep forest green)
     --cream:   #F5F0E8  (warm cream/ivory)
     --brown:   #7A5C3E  (aged brown leather)
     --tan:     #C9A97A  (warm tan accent)
     --text:    #2A2217  (near-black, warm)
     --muted:   #8A7A68  (muted warm gray)
================================================ */

:root {
  --green:   #2C4A2E;
  --green-light: #3D6640;
  --cream:   #F5F0E8;
  --cream-dark: #EDE7D8;
  --brown:   #7A5C3E;
  --tan:     #C9A97A;
  --tan-light: #DFC29A;
  --text:    #2A2217;
  --muted:   #8A7A68;
  --white:   #FEFCF8;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Inter', system-ui, sans-serif;
  --max-w: 900px;
  --max-w-wide: 1100px;
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  border-radius: 3px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
  border: 2px solid transparent;
  text-align: center;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--green);
  color: var(--cream);
  border-color: var(--green);
}
.btn-primary:hover { background: var(--green-light); border-color: var(--green-light); }
.btn-secondary {
  background: transparent;
  color: var(--cream);
  border-color: rgba(245,240,232,0.6);
}
.btn-secondary:hover { border-color: var(--cream); background: rgba(245,240,232,0.1); }

/* ── Section Label ── */
.section-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tan);
  margin-bottom: 0.75rem;
}

/* ── Section base ── */
.section {
  padding: 6rem 0;
}
.section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--green);
  margin-bottom: 2rem;
  line-height: 1.25;
}

/* ================================================
   HERO
================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(
      160deg,
      rgba(20, 35, 20, 0.88) 0%,
      rgba(44, 74, 46, 0.80) 50%,
      rgba(30, 20, 10, 0.85) 100%
    ),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='600' height='600'%3E%3Cdefs%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3C/defs%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-color: #1a2e1c;
  background-blend-mode: normal, multiply;
  background-size: cover, 200px 200px;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center bottom, rgba(44,74,46,0.3) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 2rem;
  max-width: 760px;
  width: 100%;
}

.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tan);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.05;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.hero-subtitle {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  font-weight: 400;
  font-style: italic;
  color: rgba(245,240,232,0.75);
  margin-bottom: 2.5rem;
  letter-spacing: 0.02em;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-style: italic;
  color: var(--tan-light);
  margin-bottom: 2.5rem;
  letter-spacing: 0.01em;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-cover-placeholder {
  width: 180px;
  height: 260px;
  margin: 0 auto;
  border: 2px dashed rgba(201,169,122,0.5);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.2);
  backdrop-filter: blur(2px);
}

.hero-cover-placeholder span {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(201,169,122,0.6);
}

/* ================================================
   ABOUT THE BOOK
================================================ */
.about-book {
  background: var(--white);
}
.about-body p {
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: 1.4rem;
  max-width: 680px;
}
.about-body p em {
  font-family: var(--font-serif);
  color: var(--brown);
}
.publisher-note {
  margin-top: 2.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}
.publisher-note strong {
  color: var(--brown);
  font-weight: 600;
}

/* ================================================
   STORY / TIMELINE
================================================ */
.story {
  background: var(--cream);
}
.timeline {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--tan) 0%, rgba(201,169,122,0.2) 100%);
}
.timeline-item {
  display: flex;
  gap: 2rem;
  padding: 2rem 0 2rem 0;
  position: relative;
}
.timeline-marker {
  flex-shrink: 0;
  width: 58px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 0.1rem;
}
.timeline-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--cream-dark);
  border: 2px solid var(--tan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  position: relative;
  z-index: 1;
  line-height: 1;
  padding: 8px;
}
.timeline-content {
  flex: 1;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(201,169,122,0.25);
}
.timeline-item:last-child .timeline-content {
  border-bottom: none;
}
.timeline-place {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tan);
  margin-bottom: 0.3rem;
}
.timeline-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 0.5rem;
}
.timeline-line {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--brown);
  line-height: 1.5;
}

/* ================================================
   AUTHOR
================================================ */
.author {
  background: var(--green);
  color: var(--cream);
}
.author .section-label { color: var(--tan); }
.author h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--cream);
  margin-bottom: 1.5rem;
}
.author-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 4rem;
  align-items: start;
}
.author-photo-placeholder {
  width: 220px;
  height: 280px;
  border: 2px dashed rgba(201,169,122,0.5);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.2);
}
.author-photo-placeholder span {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(201,169,122,0.6);
}
.author-bio p {
  font-size: 1rem;
  color: rgba(245,240,232,0.85);
  margin-bottom: 1.2rem;
  max-width: 580px;
}
.author-bio p em {
  font-family: var(--font-serif);
  color: var(--tan-light);
}

/* ================================================
   SOCIAL
================================================ */
.social {
  background: var(--cream-dark);
  text-align: center;
}
.social-inner { text-align: center; }
.social-sub {
  color: var(--muted);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto 2.5rem;
}
.social-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}
.social-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--green);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 1.25rem 1.5rem;
  background: var(--white);
  border: 1px solid rgba(44,74,46,0.15);
  border-radius: 4px;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
  min-width: 90px;
}
.social-link:hover {
  background: var(--green);
  color: var(--cream);
  border-color: var(--green);
  transform: translateY(-2px);
}
.social-link svg { transition: color 0.2s; }

/* ================================================
   EMAIL SIGNUP
================================================ */
.signup {
  background: var(--white);
  text-align: center;
}
.signup-inner { text-align: center; }
.signup h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  color: var(--green);
  max-width: 600px;
  margin: 0 auto 1rem;
}
.signup h2 em { font-style: italic; color: var(--brown); }
.signup-sub {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.signup-form {
  max-width: 580px;
  margin: 0 auto;
}
.form-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}
.form-group { flex: 1; min-width: 160px; }
.form-group input {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  border: 1.5px solid rgba(44,74,46,0.25);
  border-radius: 3px;
  background: var(--cream);
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-group input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(44,74,46,0.1);
}
.form-group input::placeholder { color: var(--muted); }
.form-note {
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.signup-success {
  text-align: center;
  padding: 2rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--green);
}

/* ================================================
   FOOTER
================================================ */
.footer {
  background: var(--text);
  color: rgba(245,240,232,0.6);
  padding: 3rem 0;
  text-align: center;
}
.footer-inner { display: flex; flex-direction: column; gap: 0.4rem; align-items: center; }
.footer-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--cream);
  font-weight: 600;
}
.footer-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9rem;
  color: rgba(201,169,122,0.7);
}
.footer-copy {
  font-size: 0.8rem;
  margin-top: 0.5rem;
  letter-spacing: 0.03em;
}
.footer-copy a { color: var(--tan); }
.footer-copy a:hover { color: var(--tan-light); }

/* ================================================
   FADE-IN ANIMATIONS
================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}
.timeline-item.fade-in:nth-child(2) { transition-delay: 0.1s; }
.timeline-item.fade-in:nth-child(3) { transition-delay: 0.2s; }
.timeline-item.fade-in:nth-child(4) { transition-delay: 0.3s; }
.timeline-item.fade-in:nth-child(5) { transition-delay: 0.4s; }

/* ================================================
   RESPONSIVE
================================================ */
@media (max-width: 700px) {
  .section { padding: 4rem 0; }

  .author-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .author-photo-placeholder {
    width: 160px;
    height: 200px;
    margin: 0 auto;
  }

  .hero-ctas { flex-direction: column; align-items: center; }
  .hero-ctas .btn { width: 100%; max-width: 320px; }

  .form-row { flex-direction: column; }
  .form-group { min-width: 100%; }

  .timeline::before { left: 20px; }
  .timeline-marker { width: 44px; }
  .timeline-icon { width: 36px; height: 36px; font-size: 0.95rem; }

  .social-links { gap: 0.75rem; }
  .social-link { min-width: 75px; padding: 1rem 1rem; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2.8rem; }
}