/* Pretdigital - layout.css
   Structure: en-tete F (barre de progression de lecture), hero stats, bandeau de confiance,
   archive filtrable, pied E (une rangee compacte). */

/* ---------- conteneurs ---------- */
.preton-wrap { width: 100%; max-width: var(--preton-maxw); margin-inline: auto; padding-inline: 24px; }
.preton-wrap-narrow { max-width: 760px; }
.preton-skip { position: absolute; left: -9999px; }
.preton-skip:focus { position: fixed; left: 12px; top: 12px; z-index: 200; background: var(--preton-primary); color: #fff; padding: 8px 14px; border-radius: 8px; }

.preton-section { padding: 64px 0; }
.preton-section-alt { background: var(--preton-bg); }
.preton-section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin-bottom: 30px; flex-wrap: wrap; }
.preton-section-link { white-space: nowrap; font-weight: 700; }

/* ---------- en-tete F: barre de progression ---------- */
.preton-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; background: transparent; z-index: 70; }
.preton-progress > span { display: block; height: 100%; width: 0; background: var(--preton-accent); }
.preton-header { position: sticky; top: 0; z-index: 60; background: var(--preton-surface); border-bottom: 1px solid var(--preton-border); }
.preton-header-inner { max-width: var(--preton-maxw); margin-inline: auto; padding: 14px 24px; display: flex; align-items: center; gap: 30px; }
.preton-brand { display: inline-flex; }
.preton-brand-text { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.preton-brand-mark { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; background: var(--preton-primary); color: var(--preton-accent); font-family: var(--preton-font-head); font-weight: 700; font-size: .8rem; }
.preton-brand-name { font-family: var(--preton-font-head); font-weight: 700; font-size: 1.25rem; color: var(--preton-text); }

.preton-nav { display: flex; align-items: center; gap: 24px; margin-left: auto; }
.preton-menu { list-style: none; margin: 0; padding: 0; display: flex; gap: 22px; align-items: center; }
.preton-menu a { font-weight: 600; }
.preton-nav-platforms { position: relative; }
.preton-platforms-toggle { border: 0; background: none; cursor: pointer; font: inherit; font-weight: 600; color: var(--preton-text); display: inline-flex; align-items: center; gap: 7px; }
.preton-caret { width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform .2s ease; }
.preton-platforms-toggle[aria-expanded="true"] .preton-caret { transform: rotate(-135deg) translateY(-1px); }
.preton-platforms-panel { position: absolute; top: calc(100% + 14px); right: 0; min-width: 280px; background: var(--preton-surface); border: 1px solid var(--preton-border); border-radius: var(--preton-radius); box-shadow: var(--preton-shadow-lg); padding: 14px 18px; opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity .18s ease, transform .18s ease, visibility .18s; z-index: 50; }
.preton-platforms-panel.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.preton-platforms-list { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 22px; }
.preton-platforms-list li { margin-bottom: 8px; break-inside: avoid; }
.preton-burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.preton-burger span { width: 24px; height: 2px; background: var(--preton-text); border-radius: 2px; }

/* ---------- hero stats ---------- */
.preton-hero { padding: 70px 0 40px; text-align: center; }
.preton-hero .preton-wrap { max-width: 820px; }
.preton-hero-kicker { text-transform: uppercase; letter-spacing: .13em; font-size: .72rem; color: var(--preton-secondary); font-weight: 700; margin: 0 0 14px; }
.preton-hero h1 { margin: 0 auto 18px; max-width: 18ch; }
.preton-hero-sub { font-size: 1.08rem; color: var(--preton-muted); max-width: 60ch; margin: 0 auto 26px; }
.preton-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; margin-bottom: 36px; }
.preton-hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; max-width: 640px; margin: 0 auto; }
.preton-stat { background: var(--preton-surface); border: 1px solid var(--preton-border); border-radius: var(--preton-radius); padding: 18px; }
.preton-stat-num { display: block; font-family: var(--preton-font-head); font-size: 2rem; font-weight: 700; color: var(--preton-primary); line-height: 1; }
.preton-stat-label { display: block; margin-top: 6px; font-size: .82rem; color: var(--preton-muted); }

/* ---------- bandeau de confiance ---------- */
.preton-trustbar { background: var(--preton-primary); color: #E7E6F6; }
.preton-trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; padding: 24px; }
.preton-trust-item { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.preton-trust-ic { width: 28px; height: 28px; color: var(--preton-accent); }

/* ---------- etapes ---------- */
.preton-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.preton-step { background: var(--preton-surface); border: 1px solid var(--preton-border); border-radius: var(--preton-radius); padding: 24px 20px; }
.preton-step-num { display: inline-grid; place-items: center; width: 38px; height: 38px; margin-bottom: 12px; border-radius: 10px; background: var(--preton-accent-soft); color: var(--preton-accent-dark); font-family: var(--preton-font-head); font-weight: 700; }
.preton-step h3 { margin: 0 0 8px; }
.preton-steps-more { margin-top: 22px; text-align: center; font-weight: 700; }

/* ---------- grilles ---------- */
.preton-blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ---------- archive filtrable ---------- */
.preton-archive-head { background: var(--preton-gradient); color: #fff; padding: 56px 0; text-align: center; }
.preton-archive-head h1 { color: #fff; }
.preton-archive-head .preton-archive-sub { color: #D9D8F0; max-width: 62ch; margin: 10px auto 0; }
.preton-filterbar { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end; padding: 18px 22px; margin: 28px auto; max-width: var(--preton-maxw); background: var(--preton-surface); border: 1px solid var(--preton-border); border-radius: var(--preton-radius); box-shadow: var(--preton-shadow); }
.preton-filter-group { display: flex; flex-direction: column; gap: 5px; }
.preton-filter-group label { font-size: .76rem; font-weight: 600; color: var(--preton-muted); text-transform: uppercase; letter-spacing: .06em; }
.preton-filter-search { flex: 1; min-width: 180px; }
.preton-filter-empty { text-align: center; color: var(--preton-muted); padding: 30px 0; }
.preton-archive-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; max-width: var(--preton-maxw); margin: 0 auto; padding-inline: 24px; }

.preton-pagination { margin-top: 38px; }
.preton-pagination .nav-links { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }

/* ---------- profil ---------- */
.preton-profile-grid { display: grid; grid-template-columns: 1fr 320px; gap: 40px; padding-block: 46px; align-items: start; }
.preton-profile-main { min-width: 0; }
.preton-profile-side { position: sticky; top: 80px; }
.preton-phero-main { min-width: 0; }
.preton-crumbs { font-size: .82rem; margin-bottom: 12px; }

/* ---------- pied E: une rangee compacte ---------- */
.preton-footer { background: var(--preton-primary-dark); color: #BFBDDE; padding: 30px 0; }
.preton-footer-inner { max-width: var(--preton-maxw); margin-inline: auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.preton-footer-brand { font-family: var(--preton-font-head); font-weight: 700; font-size: 1.2rem; color: #fff; }
.preton-footer-nav { display: flex; }
.preton-footer-menu { list-style: none; margin: 0; padding: 0; display: flex; gap: 18px; flex-wrap: wrap; }
.preton-footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 22px; padding-top: 16px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; max-width: var(--preton-maxw); margin-inline: auto; padding-inline: 24px; font-size: .82rem; }
.preton-footer-note { font-size: .8rem; color: #908DB5; max-width: 60ch; }
.preton-footer-copy { font-size: .82rem; }
.preton-footer-llms { color: var(--preton-accent); }