/* Carnet d'endurance — sobre : papier chaud, titres à empattement, un seul accent (terre battue). */
:root {
  --bg: #f7f5f0; --fg: #1d1f22; --muted: #6a6e75; --line: #e4dfd5; --card: #fffdf9; --hover: #f1ede5;
  --accent: #b04e25; --accent-soft: #f4e4da;
  --sci: #1f6f8b; --sci-bg: #e2eff4; --pra: #3f7d3a; --pra-bg: #e6f0e2; --opi: #8a6d1d; --opi-bg: #f4ecd4;
  --serif: "Iowan Old Style", "Charter", "Bitstream Charter", "Sitka Text", Cambria, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --radius: 12px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131517; --fg: #e8e5df; --muted: #979ba2; --line: #2a2e33; --card: #1a1d20; --hover: #1f2226;
    --accent: #e48a5e; --accent-soft: #3a2820;
    --sci: #7cc4dc; --sci-bg: #1b333c; --pra: #92c98a; --pra-bg: #213321; --opi: #d9bd6a; --opi-bg: #36301e;
  }
}

/* Transitions douces entre pages (navigateurs récents ; ignoré ailleurs) */
@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: 180ms; }
@media (prefers-reduced-motion: reduce) {
  @view-transition { navigation: none; }
  * { transition: none !important; scroll-behavior: auto !important; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
a { color: var(--accent); text-decoration: none; text-underline-offset: .18em; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
::selection { background: var(--accent-soft); }

h1, h2, h3, .brand { font-family: var(--serif); font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: clamp(1.75rem, 1.3rem + 2vw, 2.4rem); line-height: 1.15; margin: .15em 0 .45em; text-wrap: balance; }
h2 { font-size: 1.3rem; line-height: 1.3; margin: 2.2em 0 .7em; }
h3 { font-size: 1.12rem; line-height: 1.35; margin: .15em 0 .3em; text-wrap: balance; }
h3 a { color: var(--fg); }
h3 a:hover { color: var(--accent); text-decoration: none; }
p { text-wrap: pretty; }

/* En-tête collant, translucide */
.top { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px); }
.top-in { max-width: 1080px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 8px 28px;
  flex-wrap: wrap; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg); font-size: 1.15rem; }
.brand:hover { text-decoration: none; }
.brand svg { color: var(--accent); flex: none; }
.top nav { display: flex; gap: 4px; flex-wrap: wrap; margin: 0 -10px; }
.top nav a { color: var(--muted); font-size: .93rem; padding: 4px 10px; border-radius: 999px; transition: color .15s, background .15s; }
.top nav a:hover { color: var(--fg); background: var(--hover); text-decoration: none; }
.top nav a[aria-current] { color: var(--fg); background: var(--accent-soft); }
@media (max-width: 640px) {
  .top-in { padding: 8px 16px 6px; gap: 2px; }
  .top nav { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; width: calc(100% + 20px); }
  .top nav a { white-space: nowrap; }
  kbd { display: none; }
  audio { top: 88px; }
  main { padding-top: 20px; }
}
kbd { font: 600 .72rem var(--sans); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px;
  padding: 0 5px; color: var(--muted); margin-left: 4px; }

main { max-width: 1080px; margin: 0 auto; padding: 32px 16px 64px; }
footer.site { max-width: 1080px; margin: 0 auto; padding: 20px 16px 40px; color: var(--muted); font-size: .84rem;
  border-top: 1px solid var(--line); }

/* Accueil */
.hero { padding: 24px 0 8px; max-width: 760px; }
.hero h1 { font-size: clamp(2.2rem, 1.5rem + 3.2vw, 3.4rem); margin-bottom: .3em; }
.hero p { color: var(--muted); font-size: 1.1rem; margin: 0 0 1.2em; }
.stats { display: flex; flex-wrap: wrap; gap: 6px 28px; margin: 0 0 1.4em; padding: 0; list-style: none; }
.stats li { color: var(--muted); font-size: .9rem; }
.stats b { display: block; font: 600 1.6rem/1.2 var(--serif); color: var(--fg); font-variant-numeric: tabular-nums; }
.grid2 { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 56px; margin-top: 16px; }
.grid2 aside h2:first-child, .grid2 section h2:first-child { margin-top: 1.2em; }
@media (max-width: 820px) { .grid2 { grid-template-columns: 1fr; gap: 0; } }
.more { display: inline-block; margin-top: 10px; font-weight: 500; }

/* Listes d'épisodes : lignes légères plutôt que boîtes */
.card { position: relative; padding: 16px 14px; margin: 0 -14px; border-radius: var(--radius); transition: background .15s; }
.card + .card::before { content: ""; position: absolute; top: 0; left: 14px; right: 14px; border-top: 1px solid var(--line); transition: opacity .15s; }
.card:hover { background: var(--hover); }
.card:hover::before, .card:hover + .card::before { opacity: 0; }
.card p { margin: .25em 0 .4em; font-size: .97rem; color: color-mix(in srgb, var(--fg) 80%, var(--bg));
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; line-clamp: 3; overflow: hidden; }
.concept-says .card p { display: block; }  /* page concept : le texte entier est le contenu */
.card .tags { margin-bottom: 0; }
/* toute la ligne est cliquable (le lien du titre s'étend), les liens secondaires restent au-dessus */
.card h3 a::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.card .meta a, .card .tag { position: relative; z-index: 1; }

.meta, .muted { color: var(--muted); font-size: .88rem; }
.meta a { color: var(--muted); } .meta a:hover { color: var(--accent); }
.small { font-size: .8rem; }
.lang { font-size: .72rem; font-weight: 600; letter-spacing: .06em; border: 1px solid var(--line); border-radius: 4px; padding: 0 4px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.tag { border: 1px solid var(--line); color: var(--fg); border-radius: 999px; padding: 1px 10px; font-size: .8rem;
  background: var(--card); transition: border-color .15s, background .15s; }
.tag:hover { text-decoration: none; border-color: var(--accent); background: var(--accent-soft); }
.tag .muted { font-size: .75rem; margin-left: 2px; }
.plain { list-style: none; padding: 0; margin: 0; } .plain li { margin: .35em 0; }
.podcasts li { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; border-bottom: 1px solid var(--line); margin: 0; }
.podcasts a { color: var(--fg); } .podcasts a:hover { color: var(--accent); }
.columns { columns: 3 220px; column-gap: 32px; padding: 0; list-style: none; }
.columns li { break-inside: avoid; padding: 3px 0; }
.columns a { color: var(--fg); } .columns a:hover { color: var(--accent); }
.columns .muted { font-size: .8rem; }
.page-intro { color: var(--muted); max-width: 680px; margin-top: -.2em; }
.filter { margin: 16px 0 20px; }

/* Recherche */
.search { position: relative; max-width: 600px; }
.search svg { position: absolute; left: 14px; top: 50%; translate: 0 -50%; color: var(--muted); pointer-events: none; }
.search input { width: 100%; font: inherit; padding: 12px 16px 12px 42px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card); color: var(--fg); transition: border-color .15s, box-shadow .15s; }
.search input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.search input::placeholder { color: var(--muted); }

/* Lecture d'un épisode / concept */
.episode { max-width: 720px; margin: 0 auto; }
.kicker { color: var(--muted); font-size: .88rem; margin: 0; }
.kicker a { color: var(--muted); } .kicker a:hover { color: var(--accent); }
.lead { font: 1.2rem/1.55 var(--serif); color: var(--fg); margin: .2em 0 1em; }
.episode h2 { padding-top: 1.1em; border-top: 1px solid var(--line); }
.episode > h2:first-of-type { border-top: 0; padding-top: 0; }
audio { width: 100%; margin: 12px 0; position: sticky; top: 62px; z-index: 5; border-radius: 999px;
  box-shadow: 0 4px 18px -8px rgb(0 0 0 / .25); }
.ts { font: 500 .76rem var(--sans); font-variant-numeric: tabular-nums; border: 1px solid var(--line); background: var(--card);
  color: var(--accent); border-radius: 999px; padding: 1px 8px; cursor: pointer; vertical-align: 1px; transition: background .15s, border-color .15s; }
.ts:hover { background: var(--accent-soft); border-color: var(--accent); }
.chapters { padding-left: 0; list-style: none; } .chapters li { margin: .35em 0; display: flex; gap: 10px; align-items: baseline; }
.claims, .advice, .refs { padding-left: 1.1em; } .claims li, .advice li, .refs li { margin: .75em 0; }
.advice li::marker { color: var(--accent); }
.sub { color: var(--muted); font-size: .86rem; margin-top: .15em; }
.badge { display: inline-block; font: 600 .68rem var(--sans); text-transform: uppercase; letter-spacing: .06em; border-radius: 4px;
  padding: 1px 6px; background: var(--hover); color: var(--muted); vertical-align: 2px; }
.badge.scientifique { background: var(--sci-bg); color: var(--sci); }
.badge.pratique { background: var(--pra-bg); color: var(--pra); }
.badge.opinion { background: var(--opi-bg); color: var(--opi); }
.concepts dt { font-weight: 600; margin-top: .9em; } .concepts dd { margin: .1em 0 0 0; }
.concepts dt a { color: var(--fg); border-bottom: 1px solid var(--accent-soft); }
.concepts dt a:hover { color: var(--accent); text-decoration: none; border-color: var(--accent); }
blockquote { margin: 1em 0; padding: .2em 0 .2em 1.1em; border-left: 2px solid var(--accent); font: italic 1.08rem/1.55 var(--serif); }
blockquote footer { font: normal .85rem var(--sans); color: var(--muted); margin-top: .3em; }
.box { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 20px 10px; margin: 1em 0; }
.box h3 { margin-top: .7em; }
.critique { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 22px 12px; margin-top: 2.4em; }
.critique h2 { border: 0 !important; padding-top: 0 !important; margin-top: .9em; }
.critique h2::before { content: "◆ "; color: var(--opi); font-size: .8em; }
mark { background: var(--accent-soft); color: inherit; border-radius: 2px; }
a.src { font-size: .85em; font-variant-numeric: tabular-nums; }
.sources { list-style: none; padding: 0; } .sources li { margin: .4em 0; }
.empty { color: var(--muted); padding: 24px 0; }