:root {
  --paper: #faf7f2;
  --paper-raised: #ffffff;
  --ink: #1c1917;
  --ink-soft: #57534e;
  --ink-faint: #a8a29e;
  --accent: #b45309;
  --accent-soft: #fef3c7;
  --accent-mark: #fde68a;
  --border: #e7e0d8;
  --shadow: 0 1px 2px rgba(28, 25, 23, 0.06), 0 8px 24px rgba(28, 25, 23, 0.06);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #191613;
    --paper-raised: #221e1a;
    --ink: #ece7e1;
    --ink-soft: #b8afa6;
    --ink-faint: #78716c;
    --accent: #f59e0b;
    --accent-soft: #2d2410;
    --accent-mark: #6b5210;
    --border: #332d27;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
}

.wordmark span {
  color: var(--accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav a {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-decoration: none;
}

.site-nav a.active,
.site-nav a:hover {
  color: var(--ink);
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px;
  background: var(--paper-raised);
  cursor: pointer;
}

.lang-option {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  color: var(--ink-faint);
  transition: all 0.15s ease;
}

.lang-option.active {
  background: var(--ink);
  color: var(--paper);
}

/* ---------- Header mobile : le desktop (≥42rem) est intact, on ne fait
   qu'éviter l'écrasement des liens sur petit écran (mots collés/coupés). */
@media (max-width: 560px) {
  .header-inner {
    height: auto;
    min-height: 3.5rem;
    padding-top: 0.6rem;
    padding-bottom: 0.6rem;
    flex-wrap: wrap;
    row-gap: 0.5rem;
  }

  .wordmark {
    font-size: 1.02rem;
  }

  .site-nav {
    gap: 0.85rem;
    flex-wrap: wrap;
    row-gap: 0.4rem;
  }

  .site-nav a {
    font-size: 0.8rem;
    white-space: nowrap;
  }

  .lang-option {
    font-size: 0.68rem;
    padding: 0.18rem 0.5rem;
  }
}

/* ---------- Lecture ---------- */

.lang-block[hidden] {
  display: none !important;
}

main.container {
  flex: 1;
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

.reading-meta {
  font-family: var(--sans);
  font-size: 0.82rem;
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}

.meta-author {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: var(--accent);
}

.reading-info {
  font-family: var(--sans);
  font-size: 0.8rem;
  color: var(--ink-faint);
  margin-top: 0.4rem;
}

.new-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.new-link:hover {
  text-decoration: underline;
}

/* Carte citation */

.highlight-card {
  margin: 1.75rem 0;
  padding: 1.5rem 1.75rem;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 0 12px 12px 0;
}

.highlight-card blockquote {
  margin: 0;
  font-size: 1.3rem;
  font-style: italic;
  line-height: 1.55;
  color: var(--ink);
}

.highlight-card figcaption {
  margin-top: 1rem;
}

.copy-btn {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.copy-btn:hover {
  background: var(--accent);
  color: var(--paper);
}

.copy-btn.copied {
  background: var(--accent);
  color: var(--paper);
}

/* Texte */

.reading-text {
  margin-top: 2rem;
  font-size: 1.22rem;
  line-height: 1.85;
}

.reading-text p {
  margin: 0 0 1.4rem;
  text-wrap: pretty;
}

.reading-text mark {
  background: var(--accent-mark);
  color: var(--ink);
  padding: 0.1em 0.15em;
  border-radius: 3px;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

/* ---------- Archive ---------- */

.page-title {
  font-size: 1.6rem;
  margin: 0 0 1.5rem;
}

.archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.archive-item a {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--paper-raised);
  text-decoration: none;
  color: var(--ink);
  margin-bottom: 0.75rem;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.archive-item a:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.archive-date {
  font-family: var(--sans);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}

.archive-title {
  font-size: 1.05rem;
}

.archive-origin {
  font-family: var(--sans);
  font-size: 0.72rem;
  color: var(--accent);
}

/* ---------- États vides / erreurs ---------- */

.welcome-state {
  max-width: 36rem;
  margin: 0 auto;
  padding: 2.5rem 0 4rem;
  text-align: center;
}

.welcome-state .eyebrow {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.welcome-state h1 {
  margin: 0;
  font-size: clamp(2.25rem, 8vw, 3.6rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.welcome-copy {
  max-width: 29rem;
  margin: 1.25rem auto 1.75rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
  line-height: 1.65;
}

.welcome-hint {
  margin: 0.85rem 0 0;
  color: var(--ink-faint);
  font-family: var(--sans);
  font-size: 0.75rem;
}

.generation-inline-error {
  max-width: 26rem;
  margin: 1rem auto 0;
  color: #b91c1c;
  font-family: var(--sans);
  font-size: 0.82rem;
}

.generate-reading-btn[disabled] {
  cursor: wait;
  opacity: 0.75;
}

.book-animation {
  position: relative;
  width: 9rem;
  height: 8rem;
  margin: 0 auto 1.5rem;
  perspective: 700px;
}

.book {
  position: absolute;
  top: 0.55rem;
  left: 50%;
  width: 5.2rem;
  height: 6.4rem;
  transform: translateX(-50%) rotate(-7deg);
  transform-style: preserve-3d;
  animation: book-float 4s ease-in-out infinite;
}

.book-cover {
  position: absolute;
  z-index: 3;
  inset: 0 0 0 0.45rem;
  display: grid;
  place-items: center;
  border-radius: 2px 8px 8px 2px;
  background: linear-gradient(135deg, var(--accent), #92400e);
  box-shadow: 0.3rem 0.35rem 0 rgba(120, 53, 15, 0.22), 0.55rem 0.7rem 1.2rem rgba(28, 25, 23, 0.16);
  color: #fff7ed;
  transform-origin: left center;
  transition: transform 0.3s ease;
}

.book-cover::after {
  position: absolute;
  inset: 0.45rem;
  border: 1px solid rgba(255, 247, 237, 0.35);
  border-radius: 1px 5px 5px 1px;
  content: '';
}

.book-cover span {
  position: relative;
  z-index: 1;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.book-pages {
  position: absolute;
  top: 0.28rem;
  width: 2.75rem;
  height: 5.85rem;
  background: #fffdf9;
  box-shadow: inset 0 0 0 1px #e7e0d8;
}

.book-pages-left {
  left: 0;
  border-radius: 5px 0 0 4px;
  transform: skewY(-4deg);
}

.book-pages-right {
  right: -0.05rem;
  border-radius: 0 6px 5px 0;
  transform: skewY(4deg);
}

.book-shadow {
  position: absolute;
  right: 0.7rem;
  bottom: 0.15rem;
  left: 0.7rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(28, 25, 23, 0.15);
  filter: blur(8px);
  animation: shadow-pulse 4s ease-in-out infinite;
}

.book-animation.is-opening .book-cover {
  animation: book-open 0.9s ease forwards;
}

@keyframes book-float {
  0%, 100% { transform: translate(-50%, 0) rotate(-7deg); }
  50% { transform: translate(-50%, -0.45rem) rotate(-4deg); }
}

@keyframes shadow-pulse {
  0%, 100% { transform: scaleX(1); opacity: 0.7; }
  50% { transform: scaleX(0.8); opacity: 0.45; }
}

@keyframes book-open {
  from { transform: rotateY(0); }
  to { transform: rotateY(-58deg); }
}

.empty-state {
  text-align: center;
  padding: 4rem 0;
}

.generating-state {
  text-align: center;
  padding: 5rem 0;
}

.generating-state h1 {
  font-size: 1.8rem;
  margin: 0.35rem 0 0.6rem;
}

.generating-state p {
  color: var(--ink-soft);
  max-width: 28rem;
  margin: 0 auto 1.5rem;
}

.generating-state .eyebrow {
  color: var(--accent);
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0;
}

.generation-spinner {
  width: 2.5rem;
  height: 2.5rem;
  margin: 0 auto 1.5rem;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

.generation-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty-state h1 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--ink-soft);
  max-width: 28rem;
  margin: 0 auto 2rem;
}

.btn-row {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}

.btn-primary,
.btn-secondary {
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.65rem 1.4rem;
  border-radius: 999px;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}

.btn-secondary {
  border: 1px solid var(--border);
  color: var(--ink);
}

.btn-primary:hover,
.btn-secondary:hover {
  transform: translateY(-1px);
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0 2rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.site-footer p {
  margin: 0;
}

.footer-note {
  font-size: 0.75rem;
  color: var(--ink-faint);
}

/* ---------- Pages publiques ---------- */

.eyebrow {
  color: var(--accent);
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
}

a.lang-toggle {
  text-decoration: none;
}

.author-bio {
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin: 0 0 2rem;
  max-width: 36rem;
}

.archive-empty {
  color: var(--ink-soft);
  margin: 0 0 1.5rem;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--ink-soft);
}

/* ---------- Lecture : partage, streak ---------- */

.streak-badge {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
}

.archive-streak {
  font-size: 1rem;
  color: var(--ink-soft);
  margin: 0 0 1.5rem;
}

.share-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 1.25rem 0 0;
  font-family: var(--sans);
}

.share-label {
  font-size: 0.78rem;
  color: var(--ink-faint);
  margin-right: 0.15rem;
}

.share-btn {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.28rem 0.75rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
}

a.share-btn:hover,
button.share-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- Écran d'attente ---------- */

.generation-eta {
  font-family: var(--sans);
  font-size: 0.82rem;
  color: var(--ink-faint);
}

.generation-steps {
  list-style: none;
  margin: 0 auto 1.75rem;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-family: var(--sans);
  font-size: 0.72rem;
}

.generation-steps li {
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--ink-faint);
  transition: all 0.3s ease;
}

.generation-steps li.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.waiting-quote {
  max-width: 26rem;
  margin: 0 auto 1.75rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--paper-raised);
}

.waiting-quote blockquote {
  margin: 0;
  font-size: 1.02rem;
  font-style: italic;
  line-height: 1.6;
}

.waiting-quote figcaption {
  margin-top: 0.6rem;
  font-family: var(--sans);
  font-size: 0.75rem;
  color: var(--ink-faint);
}

.waiting-fait-label {
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.waiting-quote.quote-fade {
  animation: quote-fade 0.6s ease;
}

@keyframes quote-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.generation-status {
  font-size: 0.9rem;
}

.welcome-state .waiting-quote {
  margin-top: 1.75rem;
  margin-bottom: 0;
}