/* ── $SUCCESS — The Illusion of Youth ── */

:root {
  --parchment: #FAF7F2;
  --ink: #1C1917;
  --sage: #6B8F71;
  --terracotta: #C2785C;
  --stone: #9C9589;
  --quote-bg: #F0EBE3;
  --content-width: 680px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Lora', Georgia, serif;
  font-size: 18px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--parchment);
  overflow-x: hidden;
}

/* ── Paper grain texture ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.015;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 400px 400px;
}

/* ── Fixed header ── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(28, 25, 23, 0.08);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  opacity: 0;
  transform: translateY(-100%);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}

.site-header.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.header-ticker {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  font-style: italic;
  color: var(--sage);
  letter-spacing: 0.5px;
}

.header-ca {
  font-family: 'Inconsolata', monospace;
  font-size: 13px;
  color: var(--stone);
  cursor: pointer;
  transition: color 0.2s;
  background: none;
  border: none;
  padding: 4px 8px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.header-ca:hover {
  color: var(--sage);
}

.header-link {
  color: var(--stone);
  transition: color 0.2s;
  display: flex;
  align-items: center;
}

.header-link:hover {
  color: var(--sage);
}

.header-link svg {
  width: 22px;
  height: 22px;
}

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  font-family: 'Inconsolata', monospace;
  font-size: 13px;
  color: var(--ink);
  background: var(--parchment);
  border: 1px solid rgba(28, 25, 23, 0.12);
  padding: 8px 20px;
  border-radius: 20px;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 10000;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Hero (Chapter 0) ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-gradient {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to bottom, rgba(250, 247, 242, 0) 0%, rgba(250, 247, 242, 1) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px 60px;
  max-width: 720px;
}

.hero-attribution {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 14px;
  color: var(--stone);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-x-link {
  color: var(--stone);
  transition: color 0.2s;
  margin-bottom: 20px;
  display: inline-flex;
}

.hero-x-link:hover {
  color: var(--sage);
}

.hero-quote {
  font-family: 'Fraunces', serif;
  font-size: 42px;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 20px;
  font-weight: 400;
}

.hero-ca {
  font-family: 'Inconsolata', monospace;
  font-size: 16px;
  color: var(--ink);
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 12px;
  margin-bottom: 32px;
  transition: color 0.2s;
  word-break: break-all;
  opacity: 0.7;
}

.hero-ca:hover {
  color: var(--sage);
  opacity: 1;
}

.hero-scroll {
  font-family: 'Lora', serif;
  font-size: 15px;
  color: var(--stone);
  margin-bottom: 16px;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: var(--sage);
  margin: 0 auto;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% {
    opacity: 1;
    transform: translateY(0);
  }
  50% {
    opacity: 0.3;
    transform: translateY(12px);
  }
}

/* ── Essay container ── */
.essay {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 80px 24px;
}

/* ── Chapter headings ── */
.chapter-heading {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 40px;
  line-height: 1.3;
}

/* ── Paragraphs ── */
.essay p {
  margin-bottom: 28px;
  font-size: 18px;
  line-height: 1.75;
}

/* ── Block quotes ── */
.essay blockquote:not(.twitter-tweet) {
  border-left: 3px solid var(--sage);
  padding: 20px 24px;
  margin: 36px 0;
  background: var(--quote-bg);
  border-radius: 0 8px 8px 0;
}

.essay blockquote p {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 22px;
  line-height: 1.5;
  margin-bottom: 0;
  color: var(--ink);
}

/* ── Highlighted lines ── */
.highlight-line {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 20px;
  color: var(--sage);
  padding-left: 24px;
  margin: 36px 0;
  line-height: 1.5;
}

/* ── Divider (three dots) ── */
.divider {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin: 60px auto;
}

.divider span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sage);
}

/* ── Section label ── */
.section-label {
  font-family: 'Fraunces', serif;
  font-size: 14px;
  color: var(--stone);
  letter-spacing: 3px;
  text-align: center;
  margin-bottom: 40px;
  text-transform: uppercase;
}

/* ── Tweet embeds ── */
.tweet-embed {
  max-width: 550px;
  margin: 0 auto 24px;
}

/* ── How to buy steps ── */
.buy-steps {
  margin: 36px 0;
}

.buy-step {
  font-family: 'Lora', serif;
  font-style: italic;
  font-size: 16px;
  color: var(--stone);
  padding-left: 24px;
  margin-bottom: 12px;
  line-height: 1.6;
}

/* ── Gallery ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.gallery-item {
  border-radius: 12px;
  border: 1px solid rgba(28, 25, 23, 0.06);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(28, 25, 23, 0.06);
}

.gallery-item img {
  width: 100%;
  display: block;
  object-fit: cover;
  aspect-ratio: 1;
}

/* ── Colophon (footer) ── */
.colophon {
  text-align: center;
  padding: 0 24px 120px;
}

.colophon-line {
  width: 120px;
  height: 1px;
  background: rgba(28, 25, 23, 0.08);
  margin: 80px auto 40px;
}

.colophon-quote {
  font-family: 'Lora', serif;
  font-style: italic;
  font-size: 15px;
  color: var(--stone);
  margin-bottom: 12px;
}

.colophon-ticker {
  font-family: 'Inconsolata', monospace;
  font-size: 11px;
  color: var(--stone);
}

/* ── Scroll reveal ── */
.scroll-reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .hero-quote {
    font-size: 28px;
  }

  .hero-attribution {
    font-size: 12px;
    letter-spacing: 2px;
  }

  .chapter-heading {
    font-size: 24px;
  }

  .essay p {
    font-size: 16px;
  }

  .essay blockquote p {
    font-size: 19px;
  }

  .highlight-line {
    font-size: 18px;
    padding-left: 16px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .essay {
    padding: 60px 20px;
  }

  .tweet-wrapper {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 0 20px 40px;
  }

  .hero-quote {
    font-size: 24px;
  }

  .essay {
    padding: 40px 16px;
  }

  .header-actions {
    gap: 12px;
  }
}