/* Site d'ObsiLan — style commun à toutes les pages (thème clair/sombre automatique). */

:root {
  --bg: #ffffff;
  --bg-alt: #f6f5fb;
  --card: #ffffff;
  --fg: #1f1d2b;
  --fg-soft: #4a4760;
  --muted: #77738c;
  --border: #e6e3f0;
  --accent: #6d4fe0;
  --accent-strong: #5a3fcc;
  --accent-soft: #ece8ff;
  --ok: #2f9e5a;
  --warn-bg: #fff6e0;
  --warn-border: #f0c45c;
  --shadow: 0 10px 30px rgb(40 30 90 / 0.1);
  --radius: 14px;
  --max: 1040px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17161d;
    --bg-alt: #1e1d26;
    --card: #23222c;
    --fg: #e9e7f2;
    --fg-soft: #c3c0d4;
    --muted: #8f8ba5;
    --border: #33313f;
    --accent: #a48cff;
    --accent-strong: #b9a6ff;
    --accent-soft: #2f2852;
    --ok: #4cc77a;
    --warn-bg: #2e2715;
    --warn-border: #8a6a1f;
    --shadow: 0 10px 30px rgb(0 0 0 / 0.4);
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: var(--accent);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 16px;
}

/* ----- En-tête ----- */

.top {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.top .wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 60px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 19px;
  color: var(--fg);
  text-decoration: none;
}
.brand img {
  width: 30px;
  height: 30px;
}
.top nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
  flex-wrap: wrap;
}
.top nav a {
  color: var(--fg-soft);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 15px;
  white-space: nowrap;
}
.top nav a:hover,
.top nav a[aria-current='page'] {
  background: var(--accent-soft);
  color: var(--fg);
}

/* ----- Boutons ----- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 650;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.1s ease;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-strong);
}
.btn-ghost {
  border-color: var(--border);
  color: var(--fg);
  background: var(--card);
}
.btn small {
  display: block;
  font-weight: 400;
  font-size: 12px;
  opacity: 0.85;
}
.btn svg {
  width: 22px;
  height: 22px;
  flex: none;
}

/* ----- Accueil ----- */

.hero {
  padding: 64px 0 32px;
  text-align: center;
}
.hero h1 {
  font-size: clamp(32px, 6vw, 52px);
  line-height: 1.1;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.hero h1 span {
  color: var(--accent);
}
.hero p.lead {
  font-size: 19px;
  color: var(--fg-soft);
  max-width: 640px;
  margin: 0 auto 28px;
}
.cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  text-align: left;
}
.version-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
}

.shot {
  margin: 40px auto 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

section {
  padding: 48px 0;
}
section.alt {
  background: var(--bg-alt);
}
h2 {
  font-size: clamp(24px, 4vw, 32px);
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.section-lead {
  color: var(--fg-soft);
  margin: 0 0 28px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.card h3 {
  margin: 8px 0 6px;
  font-size: 17px;
}
.card p {
  margin: 0;
  color: var(--fg-soft);
  font-size: 15px;
}
.icon {
  font-size: 26px;
  line-height: 1;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}
.split .shot {
  margin: 0;
}

/* ----- Pages de contenu ----- */

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 16px 72px;
}
.page h1 {
  font-size: clamp(28px, 5vw, 40px);
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.page .updated {
  color: var(--muted);
  margin: 0 0 32px;
}
.page h2 {
  font-size: 22px;
  margin: 36px 0 10px;
}
.page h3 {
  font-size: 18px;
  margin: 24px 0 8px;
}
.page p,
.page li {
  color: var(--fg-soft);
}
.page li {
  margin: 4px 0;
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
}
.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 18px 48px;
}
.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: -2px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.steps strong {
  color: var(--fg);
}

.note {
  border: 1px solid var(--warn-border);
  background: var(--warn-bg);
  border-radius: 10px;
  padding: 12px 16px;
  margin: 16px 0;
}
.note p {
  margin: 0;
  color: var(--fg);
}

code {
  font-family: ui-monospace, 'Cascadia Code', Consolas, monospace;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
  font-size: 0.9em;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 15px;
}
th,
td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th {
  color: var(--fg);
}
td {
  color: var(--fg-soft);
}
.table-scroll {
  overflow-x: auto;
}

.toc {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 18px;
}
.toc ul {
  margin: 0;
  padding-left: 18px;
}

/* ----- Notes de version ----- */

.release {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 20px;
  margin: 0 0 36px;
}
.release h2 {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.badge {
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  background: var(--accent-soft);
  color: var(--accent);
  letter-spacing: 0.02em;
}
.release time {
  color: var(--muted);
  font-size: 14px;
  font-weight: 400;
}
.release h3 {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 18px 0 4px;
}

/* ----- Pied de page ----- */

footer.site {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  color: var(--muted);
  font-size: 14px;
}
footer.site .wrap {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: space-between;
}
footer.site a {
  color: var(--muted);
  margin-right: 14px;
}

@media (max-width: 760px) {
  .split {
    grid-template-columns: 1fr;
  }
  .hero {
    padding-top: 40px;
  }
  .top nav {
    margin-left: 0;
    width: 100%;
    padding-bottom: 8px;
    overflow-x: auto;
    flex-wrap: nowrap;
  }
}

/* ----- Guide de mise en forme ----- */

kbd {
  font-family: ui-monospace, 'Cascadia Code', Consolas, monospace;
  font-size: 0.85em;
  padding: 1px 6px;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: var(--bg-alt);
  color: var(--fg);
  white-space: nowrap;
}
.page.guide {
  max-width: 880px;
}
.demo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin: 12px 0;
}
.demo > pre {
  margin: 0;
  padding: 14px 16px;
  background: var(--bg-alt);
  border-right: 1px solid var(--border);
  font-family: ui-monospace, 'Cascadia Code', Consolas, monospace;
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--fg);
}
.demo > .result {
  padding: 14px 16px;
  min-width: 0;
  color: var(--fg);
}
.result ul,
.result ol {
  margin: 0 0 8px;
  padding-left: 22px;
}
.result ul.tasks {
  list-style: none;
  padding-left: 0;
}
.result .r-h1 { font-size: 26px; font-weight: 800; line-height: 1.3; }
.result .r-h2 { font-size: 21px; font-weight: 700; line-height: 1.3; }
.result .r-h3 { font-size: 17px; font-weight: 700; line-height: 1.4; }
.result blockquote {
  margin: 0;
  padding: 2px 14px;
  border-left: 3px solid var(--accent);
  color: var(--muted);
}
.result hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 12px 0;
}
.result .code {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--bg-alt);
  font-family: ui-monospace, 'Cascadia Code', Consolas, monospace;
  font-size: 14px;
  white-space: pre-wrap;
}
.code .k { color: #8a3fd1; }
.code .f { color: #2263c9; }
.code .s { color: #2c8a45; }
.result table.mini {
  width: auto;
  margin: 0;
}
.result table.mini th,
.result table.mini td {
  border: 1px solid var(--border);
  padding: 4px 10px;
}
table .c { text-align: center; }
table .r { text-align: right; }
.muted {
  color: var(--muted);
}
mark {
  background: #ffe58a;
  color: #1f1d2b;
  border-radius: 3px;
  padding: 0 2px;
}
.wl {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent);
  text-underline-offset: 3px;
}
.wl.missing {
  opacity: 0.55;
}
.tag {
  display: inline-block;
  padding: 0 8px;
  border-radius: 20px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.92em;
}
.callout {
  --c: var(--accent);
  border-left: 3px solid var(--c);
  border-radius: 6px;
  padding: 10px 14px;
  background: color-mix(in srgb, var(--c) 9%, transparent);
}
.callout-title {
  font-weight: 700;
  color: var(--c);
  margin-bottom: 2px;
}
.callouts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 10px;
}
.callout.c-tip { --c: #1f9e8f; }
.callout.c-ok { --c: var(--ok); }
.callout.c-warn { --c: #d9911a; }
.callout.c-bad { --c: #d23f3f; }
.callout.c-example { --c: #8a5cf0; }
.callout.c-quote { --c: var(--muted); }

@media (prefers-color-scheme: dark) {
  .code .k { color: #c792ea; }
  .code .f { color: #82aaff; }
  .code .s { color: #a5d6a7; }
}

@media (max-width: 640px) {
  .demo {
    grid-template-columns: 1fr;
  }
  .demo > pre {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}
/* Pas de ligatures dans le code : « |--- » ou « != » doivent s'afficher tels qu'on les tape. */
pre,
code,
kbd {
  font-variant-ligatures: none;
  font-feature-settings: 'calt' 0, 'liga' 0;
}