/* Feuille de style du blog Sedile — reprend le système visuel de la page d'accueil
   (couleurs navy/coral, boutons pilule, header collant) et ajoute la typographie
   long-format des articles. Partagée par /blog/ et les pages d'articles. */
:root {
  --navy: #003399;
  --navy-deep: #002266;
  --coral: #E8836A;
  --ink: #1a2233;
  --muted: #5b6577;
  --bg: #ffffff;
  --soft: #f4f6fb;
  --line: #e4e8f2;
  --radius: 16px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 720px; }

/* Header (identique à l'accueil) */
header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; letter-spacing: -0.01em; }
.brand .mark {
  width: 32px; height: 32px; border-radius: 9px; background: var(--navy);
  color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 1.05rem;
}
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 0.95rem; }
.nav-links a { color: var(--muted); transition: color .15s; }
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--ink); font-weight: 600; }
.btn {
  display: inline-block; border-radius: 999px; padding: 10px 20px; font-weight: 600; font-size: 0.95rem;
  white-space: nowrap; transition: transform .12s ease, box-shadow .15s, background .15s; cursor: pointer;
}
.btn-primary { background: var(--navy); color: #fff; box-shadow: 0 6px 20px rgba(0,51,153,0.25); }
.btn-primary:hover { background: var(--navy-deep); transform: translateY(-1px); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--navy); color: var(--navy); }
.nav .btn { padding: 8px 18px; }
.nav-links a.btn-primary { color: #fff; }
.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang button { border: 0; background: transparent; padding: 6px 12px; font-size: 0.82rem; font-weight: 600;
  color: var(--muted); cursor: pointer; }
.lang button.active { background: var(--navy); color: #fff; }

/* Bandeau de tête du blog */
.blog-hero { background: var(--soft); border-bottom: 1px solid var(--line); padding: 56px 0 48px; }
.blog-hero .tag { display: inline-block; font-size: 0.8rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--coral); font-weight: 700; margin-bottom: 14px; }
.blog-hero h1 { font-size: clamp(1.9rem, 4.5vw, 2.8rem); line-height: 1.12; letter-spacing: -0.02em; max-width: 20ch; }
.blog-hero p { margin-top: 16px; color: var(--muted); font-size: 1.1rem; max-width: 60ch; }

/* Filtres par application */
.filters { display: flex; flex-wrap: wrap; gap: 10px; padding-top: 44px; }
.chip { border: 1px solid var(--line); background: #fff; color: var(--muted); border-radius: 999px;
  padding: 8px 16px; font-size: 0.9rem; font-weight: 600; cursor: pointer; transition: color .15s, border-color .15s, background .15s; }
.chip:hover { border-color: var(--navy); color: var(--navy); }
.chip.active { background: var(--navy); color: #fff; border-color: var(--navy); }

/* Liste des articles */
.posts { padding: 28px 0 84px; display: grid; gap: 22px; }
.posts .empty { color: var(--muted); padding: 20px 0; }
.post-card {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 30px 34px;
  box-shadow: 0 16px 40px rgba(20,30,60,0.05); transition: transform .12s ease, box-shadow .15s, border-color .15s;
}
.post-card:hover { transform: translateY(-2px); box-shadow: 0 22px 54px rgba(20,30,60,0.09); border-color: #cdd8f4; }
.post-meta { display: flex; gap: 12px; align-items: center; font-size: 0.82rem; color: var(--muted);
  text-transform: uppercase; letter-spacing: .04em; }
.post-meta .pill { background: #eaf0ff; color: var(--navy); font-weight: 700; border-radius: 999px;
  padding: 3px 11px; letter-spacing: .02em; text-transform: none; }
.post-card h2 { margin-top: 14px; font-size: 1.5rem; letter-spacing: -0.01em; }
.post-card p { margin-top: 10px; color: var(--muted); }
.post-card .more { margin-top: 16px; display: inline-block; color: var(--navy); font-weight: 600; }

/* Article */
.article { padding: 48px 0 40px; }
.article .back { display: inline-block; margin-bottom: 26px; color: var(--muted); font-size: 0.92rem; }
.article .back:hover { color: var(--navy); }
.article .a-meta { display: flex; gap: 12px; align-items: center; font-size: 0.85rem; color: var(--muted); margin-bottom: 14px; }
.article .a-meta .pill { background: #eaf0ff; color: var(--navy); font-weight: 700; border-radius: 999px; padding: 3px 11px; }
.article h1 { font-size: clamp(1.9rem, 4.5vw, 2.7rem); line-height: 1.12; letter-spacing: -0.02em; }
.article .lead { margin-top: 18px; font-size: 1.2rem; color: var(--muted); }
.prose { margin-top: 8px; }
.prose h2 { margin-top: 42px; font-size: 1.5rem; letter-spacing: -0.01em; }
.prose h3 { margin-top: 28px; font-size: 1.18rem; }
.prose p { margin-top: 16px; }
.prose ul, .prose ol { margin-top: 16px; padding-left: 22px; }
.prose li { margin-top: 8px; }
.prose strong { color: var(--ink); }
.prose blockquote { margin: 24px 0; padding: 4px 20px; border-left: 3px solid var(--coral); color: var(--muted); font-style: italic; }
.callout {
  margin: 34px 0; background: linear-gradient(120deg, #0a3fb0, var(--navy-deep)); color: #fff;
  border-radius: 20px; padding: 30px 34px;
}
.callout h3 { font-size: 1.3rem; }
.callout p { margin-top: 8px; color: #cdd8f4; }
.callout .btn { margin-top: 18px; border: 0; }
.callout .btn-ghost { border: 1px solid rgba(255,255,255,0.35); color: #fff; }
.callout .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

/* Tour produit : sections texte + « écran » maquetté (illustrations stylisées, pas des
   photos). Deux colonnes sur desktop, empilées sur mobile. */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin: 46px 0; }
.feature .ft h2 { font-size: 1.4rem; letter-spacing: -0.01em; }
.feature .ft p { margin-top: 12px; color: var(--muted); }
.feature.rev .ft { order: 2; }
.shot { margin: 0; }
.shot figcaption { margin-top: 12px; font-size: 0.85rem; color: var(--muted); text-align: center; }

.ui { background: #fff; border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 18px 44px rgba(20,30,60,0.10); padding: 20px 22px; }
.ui-title { font-size: 0.7rem; text-transform: uppercase; letter-spacing: .09em; color: var(--muted); font-weight: 700; margin-bottom: 12px; }
.ui-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
.ui-row:last-child { border-bottom: 0; }
.ui-row .lbl { display: flex; align-items: center; gap: 10px; }
.ui-row .ic { width: 30px; height: 30px; border-radius: 8px; background: #eaf0ff; display: grid; place-items: center; font-size: 0.9rem; flex: none; }
.pos { color: #159a5b; font-weight: 700; }
.neg { color: #c0392b; font-weight: 700; }
.muted { color: var(--muted); font-size: 0.82rem; }
.chip-cat { font-size: 0.72rem; background: #eaf0ff; color: var(--navy); border-radius: 999px; padding: 2px 9px; font-weight: 600; }
.total { display: flex; justify-content: space-between; margin-top: 12px; padding-top: 12px; border-top: 2px solid var(--line); font-weight: 700; }

.env { padding: 12px 0; border-bottom: 1px solid var(--line); }
.env:last-child { border-bottom: 0; }
.env .top { display: flex; justify-content: space-between; font-size: 0.9rem; }
.env .top .r { color: var(--muted); }
.bar { height: 8px; border-radius: 4px; background: #eef2fc; margin-top: 8px; overflow: hidden; }
.bar > span { display: block; height: 100%; background: var(--navy); }
.bar.warn > span { background: var(--coral); }
.bar.good > span { background: #159a5b; }

.chart { display: flex; align-items: flex-end; gap: 10px; height: 130px; margin-top: 8px; }
.chart .col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 6px; height: 100%; }
.chart .col > i { width: 100%; background: linear-gradient(180deg, #0a3fb0, var(--navy)); border-radius: 6px 6px 0 0; }
.chart .col.proj > i { background: repeating-linear-gradient(45deg, #cdd8f4, #cdd8f4 6px, #e3ebfa 6px, #e3ebfa 12px); }
.chart .col span { font-size: 0.72rem; color: var(--muted); }
.suggestion { background: #fff6f2; border: 1px solid #f6d9cf; border-radius: 10px; padding: 10px 12px;
  font-size: 0.84rem; margin-top: 14px; display: flex; gap: 8px; align-items: center; }

@media (max-width: 720px) {
  .feature { grid-template-columns: 1fr; gap: 24px; }
  .feature.rev .ft { order: 0; }
}

/* Footer (identique à l'accueil) */
footer { border-top: 1px solid var(--line); padding: 40px 0; color: var(--muted); font-size: 0.92rem; }
.foot { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.foot-links { display: flex; gap: 22px; flex-wrap: wrap; }
.foot-links a:hover { color: var(--ink); }

/* Bilingue : l'anglais est visible par défaut (inline sur le bloc FR = caché), et le JS
   bascule via `style.display`. Aucune règle `display:none` ici — sinon l'article resterait
   vide si le JS ne s'exécute pas ou remet `display:''`. */

@media (max-width: 820px) {
  .nav-links a { display: none; }
  .post-card { padding: 24px 22px; }
}