:root {
  --paper: #FBF8F2;
  --paper-2: #F4EFE6;
  --card: #FFFFFF;
  --ink: #20262B;
  --ink-soft: #5A6470;
  --ink-faint: #8A93A0;
  --line: #E7E0D4;
  --green: #1F8055;
  --green-deep: #15613F;
  --green-soft: #E6F1EB;
  --ocre: #C08A2D;
  --ocre-soft: #F6ECD7;
  --red: #B23B3B;
  --red-soft: #F6E5E5;
  --shadow: 0 1px 2px rgba(32,38,43,.04), 0 6px 20px rgba(32,38,43,.06);
  --radius: 14px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.brand h1 {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  font-size: 26px;
  letter-spacing: -0.5px;
  color: var(--ink);
}
.brand-dot { color: var(--green); }
.tagline {
  color: var(--ink-soft);
  font-size: 13px;
  margin-top: 2px;
}
.header-search { flex: 1; min-width: 240px; max-width: 520px; }
.header-search input {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 11px 18px;
  font: inherit;
  color: var(--ink);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.header-search input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-soft);
}

/* ---------- Layout ---------- */
.layout {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: 270px 1fr;
  gap: 28px;
  align-items: start;
}

/* ---------- Sidebar ---------- */
.sidebar {
  position: sticky;
  top: 92px;
}
.sidebar-scroll {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  max-height: calc(100vh - 116px);
  overflow-y: auto;
}
.filter-block { margin-bottom: 22px; }
.filter-title {
  font-family: 'Fraunces', serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 11px;
  padding-left: 11px;
  position: relative;
}
.filter-title::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 15px;
  background: var(--green);
  border-radius: 2px;
}
.seg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.seg-btn {
  flex: 1 1 auto;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
  border-radius: 8px;
  padding: 7px 10px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: all .12s;
}
.seg-btn:hover { border-color: var(--green); color: var(--green-deep); }
.seg-btn.active {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
  font-weight: 600;
}
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 5px 11px;
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all .12s;
}
.chip:hover { border-color: var(--green); }
.chip .dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.chip.active {
  border-color: var(--green);
  background: var(--green-soft);
  color: var(--green-deep);
  font-weight: 600;
}
.chip .n { color: var(--ink-faint); font-size: 11px; }
.reset-btn {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
  border-radius: 8px;
  padding: 9px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: all .12s;
}
.reset-btn:hover { border-color: var(--red); color: var(--red); }

/* ---------- Results ---------- */
.results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
}
.count { color: var(--ink-soft); font-size: 14px; }
.count strong {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  color: var(--green-deep);
  margin-right: 4px;
}
.sort {
  font-size: 13px;
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.sort select {
  font: inherit;
  font-size: 13px;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 7px 10px;
  color: var(--ink);
  cursor: pointer;
  outline: none;
}
.sort select:focus { border-color: var(--green); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: border-color .15s, transform .1s;
}
.card:hover { border-color: #D8CFBE; transform: translateY(-1px); }
.card-top {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}
.card-id {
  font-family: ui-monospace, monospace;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: .3px;
}
.diff {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.diff-1 { background: var(--green-soft); color: var(--green-deep); }
.diff-2 { background: var(--ocre-soft); color: var(--ocre); }
.diff-3 { background: var(--red-soft); color: var(--red); }
.card-q {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 16.5px;
  line-height: 1.34;
  color: var(--ink);
  margin-bottom: 12px;
}
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.tag {
  font-size: 11.5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.tag .dot { width: 7px; height: 7px; border-radius: 50%; }
.tag-theme {
  background: var(--paper-2);
  color: var(--ink-soft);
  font-weight: 500;
}
.disclosure { margin-top: auto; border-top: 1px solid var(--line); }
.disclosure summary {
  list-style: none;
  cursor: pointer;
  padding-top: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-deep);
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}
.disclosure summary::-webkit-details-marker { display: none; }
.disclosure summary::before {
  content: "+";
  font-size: 16px;
  line-height: 1;
  color: var(--green);
}
.disclosure[open] summary::before { content: "–"; }
.detail { padding: 12px 0 2px; }
.detail h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--ink-faint);
  margin: 12px 0 6px;
}
.detail h4:first-child { margin-top: 0; }
.detail ul { padding-left: 18px; }
.detail li { font-size: 13.5px; color: var(--ink-soft); margin-bottom: 5px; line-height: 1.45; }
.detail .inline-notions { display: flex; flex-wrap: wrap; gap: 5px; }
.detail .inline-notions span {
  font-size: 12px;
  background: var(--paper-2);
  color: var(--ink-soft);
  padding: 2px 8px;
  border-radius: 6px;
}
.detail .remark {
  font-size: 13px;
  color: var(--ink-soft);
  font-style: italic;
  background: var(--paper);
  border-left: 3px solid var(--line);
  padding: 6px 10px;
  border-radius: 0 6px 6px 0;
}

.more-wrap { display: flex; justify-content: center; margin: 24px 0 4px; }
.more-btn {
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--green);
  background: var(--green-soft);
  color: var(--green-deep);
  border-radius: 999px;
  padding: 11px 26px;
  cursor: pointer;
  transition: background .12s, color .12s;
}
.more-btn:hover { background: var(--green); color: #fff; }

.empty {
  text-align: center;
  color: var(--ink-soft);
  padding: 60px 20px;
  font-size: 15px;
}

/* ---------- Footer ---------- */
.site-footer {
  max-width: 1240px;
  margin: 20px auto 0;
  padding: 28px 24px 48px;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-size: 13px;
  text-align: center;
}

/* ---------- Navigation header (pages generees) ---------- */
.brand { text-decoration: none; color: inherit; }
.main-nav { display: flex; gap: 20px; align-items: center; }
.main-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color .12s, border-color .12s;
}
.main-nav a:hover { color: var(--green-deep); border-color: var(--green); }

/* ---------- Pages document (sujet / hub / methode) ---------- */
.doc-main {
  max-width: 800px;
  margin: 0 auto;
  padding: 28px 24px 8px;
}
.crumbs {
  font-size: 13px;
  color: var(--ink-faint);
  margin-bottom: 18px;
}
.crumbs a { color: var(--green-deep); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }

.sujet-meta { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; margin-bottom: 14px; }
.sujet-q {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: -0.5px;
  color: var(--ink);
  margin-bottom: 14px;
}
.sujet-remark {
  font-style: italic;
  color: var(--ink-soft);
  border-left: 3px solid var(--line);
  padding: 6px 12px;
  margin-bottom: 18px;
}
.tag { text-decoration: none; }

.sujet-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 14px 0 4px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.btn {
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid var(--green);
  background: var(--green);
  color: #fff;
  border-radius: 9px;
  padding: 9px 15px;
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
}
.btn:hover { background: var(--green-deep); border-color: var(--green-deep); }
.btn-ghost { background: transparent; color: var(--green-deep); }
.btn-ghost:hover { background: var(--green-soft); color: var(--green-deep); }
.btn-ghost.active { background: var(--green); color: #fff; }
.timer { display: inline-flex; align-items: center; gap: 8px; }
.timer-display {
  font-family: ui-monospace, monospace;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-faint);
  min-width: 58px;
  text-align: center;
  cursor: pointer;
  user-select: none;
}
.timer-display.running { color: var(--green-deep); }
.timer-display.done { color: var(--red); }

.block { padding: 20px 0; border-bottom: 1px solid var(--line); }
.block:last-of-type { border-bottom: none; }
.block h2 {
  font-family: 'Fraunces', serif;
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
  padding-left: 13px;
  position: relative;
}
.block h2::before {
  content: "";
  position: absolute;
  left: 0; top: 4px; bottom: 4px;
  width: 4px;
  background: var(--green);
  border-radius: 2px;
}
.block p { color: var(--ink-soft); margin-bottom: 8px; }
.block > ul, .block > ol { padding-left: 22px; color: var(--ink-soft); }
.block li { margin-bottom: 8px; line-height: 1.5; }
.plan { counter-reset: step; list-style: none; padding-left: 0; }
.plan li {
  position: relative;
  padding-left: 40px;
  margin-bottom: 12px;
  color: var(--ink);
}
.plan li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0; top: 0;
  width: 26px; height: 26px;
  background: var(--green-soft);
  color: var(--green-deep);
  border-radius: 50%;
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pills { display: flex; flex-wrap: wrap; gap: 7px; }
.pills span {
  font-size: 13px;
  background: var(--paper-2);
  color: var(--ink-soft);
  padding: 5px 11px;
  border-radius: 8px;
}
.block.tip { background: var(--green-soft); border-radius: var(--radius); padding: 18px 20px; border: none; margin-top: 8px; }
.block.tip h2 { color: var(--green-deep); }
.block.tip h2::before { background: var(--green-deep); }
.block.tip a { color: var(--green-deep); font-weight: 600; }
.links { list-style: none; padding-left: 0; }
.links li { margin-bottom: 8px; }
.links a { color: var(--green-deep); text-decoration: none; }
.links a:hover { text-decoration: underline; }

/* ---------- Hubs ---------- */
.hub-h1 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 32px;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.hub-intro { color: var(--ink-soft); margin-bottom: 24px; font-size: 16px; }
.hub-sub {
  font-family: 'Fraunces', serif;
  font-size: 17px;
  color: var(--ink);
  margin: 22px 0 12px;
  padding-left: 13px;
  position: relative;
}
.hub-sub::before {
  content: ""; position: absolute; left: 0; top: 3px; bottom: 3px;
  width: 4px; background: var(--green); border-radius: 2px;
}
.hub-list { list-style: none; padding: 0; display: grid; gap: 8px; }
.hub-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 15px;
  text-decoration: none;
  color: var(--ink);
  transition: border-color .12s, transform .08s;
}
.hub-list a:hover { border-color: var(--green); transform: translateX(2px); }
.li-q { font-size: 14.5px; line-height: 1.35; }
.li-meta { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.li-spec { font-size: 12px; color: var(--ink-faint); white-space: nowrap; }
.back { margin: 26px 0 8px; }
.back a { color: var(--green-deep); text-decoration: none; font-weight: 600; }

/* ---------- Prose (methode) ---------- */
.prose .lead { font-size: 17px; color: var(--ink-soft); margin-bottom: 8px; }
.prose h1 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 32px;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}
.prose ol ol { margin-top: 8px; }
.src { font-size: 12.5px; color: var(--ink-faint); margin-top: 18px; }

/* ---------- Favoris / tirage (index) ---------- */
.fav-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  color: var(--ink-faint);
  padding: 0 0 0 8px;
  transition: color .12s, transform .1s;
}
.fav-btn:hover { transform: scale(1.15); }
.fav-btn.on { color: var(--ocre); }
.card-link {
  margin-top: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-deep);
  text-decoration: none;
}
.card-link:hover { text-decoration: underline; }
.toolbar-actions { display: flex; gap: 8px; align-items: center; }

@media print {
  .site-header, .site-footer, .sujet-actions, .crumbs, .block.tip { display: none !important; }
  body { background: #fff; }
  .doc-main { max-width: 100%; }
  .block { break-inside: avoid; }
}

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .sidebar-scroll { max-height: none; }
  .sujet-q { font-size: 25px; }
}