/* ==========================================================================
   blog.css : gabarit des pages blog (accueil du blog et articles).
   Reprend le systeme de refonte.css : fond blanc, DM Sans, cartes arrondies.
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --ink: #0f1117; --ink2: #3d3b38; --red: #c93828; --white: #fff;
  --gl: #ebe8e2; --line: #ebe8e2; --bg2: #f6f5f2; --gm: #8a857f; --gd: #57544f;
  --fb: 'DM Sans', system-ui, sans-serif; --ft: var(--fb);
  --ok: #1d7a4f; --ok-bg: #e8f4ee; --warn: #8a5a00; --warn-bg: #fdf3e1;
}
html { scroll-behavior: smooth; }
body { font-family: var(--fb); background: #fff; color: var(--ink); line-height: 1.7; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
.bl-spacer { height: 68px; }

/* En-tete d'article / du blog */
.bl-hero { padding: 36px 0 34px; border-bottom: 1px solid var(--line); }
.bl-hero .container { max-width: 900px; }
.bl-eyebrow { font-size: .8rem; font-weight: 600; color: var(--red); margin: 0 0 12px; }
.bl-hero h1 { font-size: clamp(2rem, 4.4vw, 3rem); font-weight: 700; line-height: 1.1; letter-spacing: -.03em; margin: 0 0 16px; }
.bl-lead { font-size: 1.1rem; color: var(--ink2); line-height: 1.65; max-width: 44em; margin: 0 0 18px; }
.bl-meta { font-size: .86rem; color: var(--gd); display: flex; flex-wrap: wrap; gap: 6px 18px; }
.bl-meta strong { color: var(--ink); font-weight: 600; }

/* Encadre "l'essentiel" */
.bl-key { background: var(--bg2); border-radius: 18px; padding: 22px 26px; margin: 0 0 34px; }
.bl-key h2 { font-size: 1rem !important; margin: 0 0 10px !important; letter-spacing: 0 !important; }
.bl-key ul { list-style: none; margin: 0; padding: 0; }
.bl-key li { position: relative; padding-left: 20px; margin: 0 0 8px; color: var(--ink2); font-size: .96rem; }
.bl-key li::before { content: ''; position: absolute; left: 2px; top: .62em; width: 7px; height: 7px; border-radius: 50%; background: var(--red); }

/* Mise en page article + sommaire */
.bl-layout { display: grid; grid-template-columns: 230px minmax(0, 720px); gap: 56px; padding: 44px 28px 64px; }
.bl-toc { position: sticky; top: 100px; align-self: start; }
.bl-toc p { font-size: .76rem; font-weight: 700; margin: 0 0 10px; }
.bl-toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.bl-toc a { display: block; font-size: .86rem; color: var(--gd); padding: 6px 0 6px 14px; margin-left: -1px; border-left: 2px solid transparent; line-height: 1.4; }
.bl-toc a:hover { color: var(--ink); border-left-color: var(--red); }

.bl-body { color: var(--ink2); font-size: 1.02rem; line-height: 1.8; }
.bl-body h2 { font-size: clamp(1.4rem, 2.6vw, 1.75rem); font-weight: 700; color: var(--ink); letter-spacing: -.02em; line-height: 1.2; margin: 46px 0 14px; scroll-margin-top: 90px; }
.bl-body h2:first-child { margin-top: 0; }
.bl-body h3 { font-size: 1.18rem; font-weight: 700; color: var(--ink); margin: 30px 0 10px; scroll-margin-top: 90px; }
.bl-body p { margin: 0 0 18px; }
.bl-body ul, .bl-body ol { margin: 0 0 20px; padding-left: 22px; }
.bl-body li { margin: 0 0 8px; }
.bl-body strong { color: var(--ink); }
.bl-body a { color: var(--ink); font-weight: 600; text-decoration: underline; text-decoration-color: var(--red); text-underline-offset: 3px; }
.bl-body a:hover { color: var(--red); }

/* Agenda : une ligne par evenement */
.bl-month { font-size: .8rem; font-weight: 700; color: var(--gd); letter-spacing: .04em; text-transform: uppercase; margin: 34px 0 12px; }
.bl-ev { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 18px; padding: 18px 0; border-top: 1px solid var(--line); }
.bl-ev:last-of-type { border-bottom: 1px solid var(--line); }
.bl-date { background: var(--bg2); border-radius: 14px; text-align: center; padding: 10px 6px; align-self: start; }
.bl-date strong { display: block; font-size: 1.15rem; line-height: 1.15; color: var(--ink); letter-spacing: -.01em; }
.bl-date span { display: block; font-size: .72rem; font-weight: 600; color: var(--gd); text-transform: uppercase; letter-spacing: .04em; margin-top: 2px; }
.bl-ev h3 { margin: 0 0 4px !important; font-size: 1.08rem !important; }
.bl-ev p { margin: 0 0 8px !important; font-size: .95rem; }
.bl-tag { display: inline-block; font-size: .72rem; font-weight: 600; border-radius: 100px; padding: 3px 10px; margin-right: 6px; }
.bl-tag.ok { background: var(--ok-bg); color: var(--ok); }
.bl-tag.tbc { background: var(--warn-bg); color: var(--warn); }
.bl-tag.place { background: var(--bg2); color: var(--ink2); }

/* Encadres */
.bl-note { border: 1px solid var(--line); border-radius: 16px; padding: 18px 22px; margin: 26px 0; background: #fff; }
.bl-note p:last-child { margin: 0; }
.bl-note.tip { background: var(--bg2); border-color: var(--bg2); }
.bl-src { font-size: .86rem; color: var(--gd); border-top: 1px solid var(--line); margin-top: 40px; padding-top: 18px; }
.bl-src h2 { font-size: 1rem !important; margin: 0 0 8px !important; }
.bl-src li { margin-bottom: 4px; }

/* Tableau */
.bl-body table { width: 100%; border-collapse: collapse; font-size: .92rem; margin: 10px 0 24px; }
.bl-body th, .bl-body td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.bl-body th { background: var(--bg2); color: var(--ink); font-weight: 700; }
.bl-tbl { overflow-x: auto; }

/* Liens de fin d'article */
.bl-next { background: var(--bg2); padding: 56px 0; }
.bl-next h2 { font-size: clamp(1.35rem, 2.4vw, 1.8rem); font-weight: 700; letter-spacing: -.02em; margin: 0 0 20px; }

/* Accueil du blog : cartes */
.bl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 22px; padding: 40px 0 70px; }
.bl-card { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 24px 24px 22px; transition: box-shadow .25s, transform .25s; }
.bl-card:hover { box-shadow: 0 14px 34px rgba(15,17,23,.08); transform: translateY(-2px); }
.bl-card.big { grid-column: 1 / -1; background: var(--ink); color: #fff; border-color: var(--ink); padding: 34px 36px; }
.bl-card-date { display: inline-flex; align-self: flex-start; font-size: .78rem; font-weight: 700; color: var(--red); background: #fbecea; border-radius: 100px; padding: 5px 12px; margin-bottom: 16px; }
.bl-card.big .bl-card-date { background: rgba(255,255,255,.12); color: #fff; }
.bl-card h2 { font-size: 1.28rem; font-weight: 700; letter-spacing: -.02em; line-height: 1.22; margin: 0 0 10px; }
.bl-card.big h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); max-width: 22em; }
.bl-card p { font-size: .94rem; color: var(--gd); line-height: 1.6; margin: 0 0 18px; }
.bl-card.big p { color: rgba(255,255,255,.74); max-width: 46em; }
.bl-card-cta { margin-top: auto; font-size: .88rem; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--red); }
.bl-card-cta::after { content: ''; position: absolute; inset: 0; border-radius: 20px; }
.bl-cats { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.bl-cats span { font-size: .8rem; font-weight: 600; background: var(--bg2); border-radius: 100px; padding: 6px 12px; color: var(--ink2); }

@media (max-width: 1000px) {
  .bl-layout { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .bl-toc { display: none; }
}
@media (max-width: 640px) {
  .container, .bl-layout { padding-left: 16px; padding-right: 16px; }
  .bl-hero { padding: 22px 0 26px; }
  .bl-hero h1 { font-size: 1.9rem; }
  .bl-ev { grid-template-columns: 70px minmax(0, 1fr); gap: 12px; }
  .bl-card.big { padding: 26px 22px; }
}