/* Droit au Tableau : feuille de style unique du site.
   Sobre : fond presque blanc, vert sapin du logo pour les accents, Poppins pour les titres, police système pour le texte. */

@font-face { font-family: "Poppins"; font-weight: 500; font-display: swap; src: url("fonts/poppins-500.woff2") format("woff2"); }
@font-face { font-family: "Poppins"; font-weight: 600; font-display: swap; src: url("fonts/poppins-600.woff2") format("woff2"); }
@font-face { font-family: "Poppins"; font-weight: 700; font-display: swap; src: url("fonts/poppins-700.woff2") format("woff2"); }

:root {
  --bg: #EFE6D4;            /* crème du logo */
  --surface: #F8F2E6;
  --fg: #1F2A25;
  --muted: #5E6A60;
  --line: #DCD0B8;
  --accent: #1F3B33;        /* vert sapin du logo */
  --accent-fg: #F1E8D6;
  --accent-soft: #E7DCC5;
  --link: #1F3B33;
  /* code couleur des miniatures */
  --l1: #1E5B46; --l2: #1F3F78; --l3: #7A2333;
  --constit: #F28C6B; --civil: #8FC7E8; --admin: #C7A8F4; --oblig: #9EE0B8; --penal: #F5C26B; --societes: #F2A0C4;
  --title: "Poppins", system-ui, sans-serif;
  --text: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15201C; --surface: #1B2823; --fg: #EFE6D4; --muted: #A9B3AB; --line: #2C3A34;
    --accent: #F1E8D6; --accent-fg: #15201C; --accent-soft: #22302A; --link: #E9DDC4;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #15201C; --surface: #1B2823; --fg: #EFE6D4; --muted: #A9B3AB; --line: #2C3A34;
  --accent: #F1E8D6; --accent-fg: #15201C; --accent-soft: #22302A; --link: #E9DDC4;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 17px/1.6 var(--text);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--link); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--title); line-height: 1.2; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(30px, 6vw, 44px); font-weight: 700; letter-spacing: -0.01em; }
h2 { font-size: clamp(22px, 4vw, 28px); font-weight: 600; }
h3 { font-size: 19px; font-weight: 600; }
p { margin: 0; }

.wrap {
  max-width: 1040px; margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
.narrow { max-width: 720px; }

/* En-tête */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-block: 14px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--fg); font: 600 17px var(--title); }
.brand-mark { width: 32px; height: 32px; flex: none; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .brand-mark { filter: brightness(0) invert(.92) sepia(.2); } }
:root[data-theme="dark"] .brand-mark { filter: brightness(0) invert(.92) sepia(.2); }
.nav { display: flex; gap: 4px 18px; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; font-size: 15px; padding-block: 4px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--fg); }
.nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--fg); }

main { display: block; }
.section { padding-block: 56px; }
.section + .section { border-top: 1px solid var(--line); }
.section-head { display: grid; gap: 8px; margin-bottom: 28px; max-width: 62ch; }
.lead { color: var(--muted); font-size: 18px; }
.eyebrow { font: 500 13px var(--title); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

/* Accueil : colonne centrée façon page de liens */
.hero { padding-block: 48px 40px; }
.hero .wrap { display: grid; justify-items: center; text-align: center; gap: 14px; max-width: 34rem; }
.avatar { width: 136px; height: 136px; border-radius: 50%; box-shadow: 0 0 0 1px var(--line), 0 6px 24px rgba(31, 59, 51, .12); }
.hero .lead { font-size: 18px; margin-bottom: 8px; text-wrap: balance; }
.home-courses { max-width: 720px; }
.hero .links { width: 100%; margin-top: 0; }
.hero .link-btn { justify-content: center; position: relative; }
.hero .link-btn svg { position: absolute; left: 18px; }
.links { display: grid; gap: 10px; margin-top: 8px; max-width: 30rem; }
.link-btn {
  display: flex; align-items: center; gap: 14px; padding: 14px 18px;
  border: 1px solid var(--line); border-radius: 12px; background: var(--surface);
  color: var(--fg); text-decoration: none; font: 500 16px var(--title);
  transition: border-color .15s, transform .15s;
}
.link-btn:hover { border-color: var(--fg); }
.link-btn svg { width: 22px; height: 22px; flex: none; fill: currentColor; }
.link-btn small { margin-left: auto; color: var(--muted); font: 400 14px var(--text); }
.link-btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.link-btn.primary small { color: inherit; opacity: .8; }
@media (prefers-reduced-motion: no-preference) { .link-btn:active { transform: scale(.99); } }

/* Cartes de cours */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 24px; }
.card { display: grid; gap: 12px; align-content: start; min-width: 0; }
.card a.thumb { display: block; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); aspect-ratio: 16 / 9; max-width: 100%; }
.card a.thumb img { width: 100%; height: 100%; object-fit: cover; }
.card h3 a { color: var(--fg); text-decoration: none; }
.card h3 a:hover { text-decoration: underline; }
.meta { display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center; color: var(--muted); font-size: 14px; }
.badge { display: inline-block; font: 600 12px/1 var(--title); letter-spacing: .04em; padding: 5px 8px; border-radius: 5px; color: #fff; }
.badge.l1 { background: var(--l1); } .badge.l2 { background: var(--l2); } .badge.l3 { background: var(--l3); }
.badge.matiere { color: #16201C; }
.badge.constit { background: var(--constit); }
.badge.methodo { background: var(--accent-soft); color: var(--fg); border: 1px solid var(--line); }
.badge.soon { background: transparent; color: var(--muted); border: 1px dashed var(--line); }

/* Fiche de cours détaillée */
.course { display: grid; grid-template-columns: minmax(0, 360px) minmax(0, 1fr); gap: 32px; padding-block: 36px; border-top: 1px solid var(--line); scroll-margin-top: 16px; }
.course:first-of-type { border-top: 0; padding-top: 0; }
.course-body { display: grid; gap: 14px; align-content: start; min-width: 0; }
.course-body ul { margin: 0; padding-left: 20px; display: grid; gap: 4px; }
.course-body h4 { margin: 6px 0 0; font: 600 14px var(--title); letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.chapters { font-size: 15px; color: var(--muted); }
.chapters summary { cursor: pointer; color: var(--fg); font-weight: 600; }
.chapters ul { padding: 8px 0 0 20px; margin: 0; display: grid; gap: 4px; color: var(--fg); }
.chapters ol { list-style: none; padding: 8px 0 0; margin: 0; display: grid; gap: 2px; font-variant-numeric: tabular-nums; }
.chapters time { display: inline-block; min-width: 3.2em; color: var(--fg); }
@media (max-width: 760px) { .course { grid-template-columns: 1fr; gap: 16px; } }

.subject-title { display: flex; align-items: center; gap: 12px; margin: 8px 0 24px; }
.subject-title::before { content: ""; width: 14px; height: 14px; border-radius: 3px; background: var(--dot, var(--muted)); flex: none; }

/* Méthodologie : liste */
.method { display: grid; gap: 10px; padding-block: 28px; border-top: 1px solid var(--line); }
.method:first-of-type { border-top: 0; padding-top: 0; }
.method ul { margin: 0; padding-left: 20px; display: grid; gap: 4px; }

/* Code couleur */
.legend { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 24px; }
.legend ul { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; }
.legend li { display: flex; align-items: center; gap: 10px; font-size: 15px; }
.swatch { width: 28px; height: 18px; border-radius: 4px; flex: none; border: 1px solid rgba(0,0,0,.06); }

/* Contact */
.contact-box { display: grid; gap: 14px; padding: 24px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); max-width: 34rem; }
.mail { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.mail a { font: 600 clamp(18px, 4.6vw, 22px) var(--title); color: var(--fg); word-break: break-all; }
button.copy { font: 500 14px var(--title); color: var(--fg); background: var(--accent-soft); border: 1px solid var(--line); border-radius: 8px; padding: 7px 12px; cursor: pointer; }

/* Texte juridique */
.prose { display: grid; gap: 14px; max-width: 68ch; }
.prose h2 { margin-top: 18px; font-size: 21px; }
.prose ul { margin: 0; padding-left: 20px; display: grid; gap: 4px; }
.note { font-size: 15px; color: var(--muted); }

/* Pied de page */
.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; padding-block: 28px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.site-footer a { color: var(--muted); }
.course-thumb { display: block; align-self: start; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }
.more { margin-top: 24px; }
@media (max-width: 440px) { .link-btn small { display: none; } }
.course-body .chapters + .chapters { margin-top: -4px; }