/* ==========================================================================
   Momentum — styles de l'application : formation en ligne, comptes, administration
   (complète style.css, mêmes tokens)
   ========================================================================== */

/* ---------- Éléments communs ---------- */
.nav__account { font-weight: 600; }
.flash { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 20px; font-weight: 600; }
.flash--ok { background: rgba(117,250,176,.22); border: 1px solid var(--vert-fluo); color: inherit; }
.flash--err { background: rgba(255,128,171,.22); border: 1px solid var(--rose); color: inherit; }
.progress { height: 10px; border-radius: 999px; background: rgba(127,127,127,.22); overflow: hidden; }
.progress > span { display: block; height: 100%; background: linear-gradient(90deg, var(--vert-fluo), var(--cyan)); border-radius: 999px; transition: width .4s ease; }
.tag--quiz { background: var(--sable); color: var(--bleu-nuit); }
.bg-vert .tag--quiz, .bg-nuit .tag--quiz { background: var(--vert-fluo); color: var(--vert-fonce); }
.btn--sm { padding: .5em 1em; font-size: .85rem; }
.btn--danger { background: transparent; color: var(--aubergine); border-color: rgba(135,13,69,.35); }
.btn--danger:hover { background: var(--aubergine); color: var(--beige); border-color: var(--aubergine); }
.linklike { background: none; border: 0; padding: 0; color: inherit; text-decoration: underline; cursor: pointer; font: inherit; }
.mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .92rem; line-height: 1.5; }
.checkbox { display: flex !important; grid-template-columns: none; align-items: center; gap: 10px; }
.checkbox input { width: auto !important; }

/* Prose (contenu Markdown) */
.prose h2 { font-family: var(--font-sans); font-weight: 800; letter-spacing: -.02em; line-height: 1.1; font-size: clamp(1.5rem, 2.4vw, 2rem); margin-top: 2em; }
.prose h3 { font-family: var(--font-sans); font-weight: 700; font-size: 1.25rem; margin-top: 1.6em; }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose ul { list-style: disc; } .prose ol { list-style: decimal; }
.prose li + li { margin-top: .4em; }
.prose blockquote { font-family: var(--font-serif); font-style: italic; font-size: 1.35em; line-height: 1.3; border-left: 4px solid var(--rose); padding-left: 1em; color: var(--aubergine); }
.bg-nuit .prose blockquote, .bg-vert .prose blockquote { color: var(--sable); }
.prose a { color: var(--aubergine); }
.prose code { font-family: ui-monospace, Menlo, monospace; font-size: .9em; background: rgba(3,20,43,.07); padding: .1em .35em; border-radius: 4px; }
.prose pre { background: var(--bleu-nuit); color: var(--beige); padding: 1em 1.2em; border-radius: var(--radius); overflow: auto; }
.prose pre code { background: none; padding: 0; color: inherit; }
.prose img, .prose iframe, .prose video { max-width: 100%; border-radius: var(--radius); }
.prose iframe { width: 100%; aspect-ratio: 16 / 9; height: auto; border: 0; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }
.prose table { border-collapse: collapse; width: 100%; font-size: .95rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: .5em .7em; text-align: left; }

/* ---------- Page /formation/ ---------- */
.facts { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 1.8rem; font-size: .95rem; color: var(--muted); }
.facts strong { color: inherit; font-weight: 700; }
.bg-vert .facts strong { color: var(--beige); }
.module__title { text-decoration: none; }
.module__title:hover { text-decoration: underline; }
.module__lessons { margin-top: 14px; display: grid; gap: 6px; }
.module__lessons li { display: flex; justify-content: space-between; gap: 16px; align-items: baseline; padding: 8px 0; border-top: 1px dashed var(--line); font-size: .98rem; }
.module__lessons a { text-decoration: none; font-weight: 600; }
.module__lessons a:hover { text-decoration: underline; }
.module__lessons a.is-done::before { content: "✓ "; color: var(--vert-fonce); }
.module__dur { color: var(--muted); font-size: .85rem; white-space: nowrap; }
.module { display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding: 28px 0; border-top: 1px solid var(--line); }
.module:last-child { border-bottom: 1px solid var(--line); }
.module__num { font-family: var(--font-serif); font-size: 2.4rem; line-height: 1; color: var(--accent); font-weight: 500; }
.module > div > p { color: var(--muted); margin-top: 6px; }
.tag { font-size: .78rem; font-weight: 700; letter-spacing: .04em; padding: 5px 10px; border-radius: 999px; background: rgba(3,20,43,.06); }

/* ---------- Parcours (MOOC) ---------- */
.course { display: grid; grid-template-columns: 1fr; min-height: 70vh; background: var(--beige); }
@media (min-width: 960px) { .course { grid-template-columns: 320px 1fr; } }
.course__aside { background: var(--bleu-nuit); color: var(--beige); --muted: rgba(255,245,232,.65); --line: rgba(255,245,232,.14); }
.course__aside-inner { padding: 28px 22px 40px; }
@media (min-width: 960px) { .course__aside-inner { position: sticky; top: 72px; max-height: calc(100vh - 72px); overflow: auto; } }
.course-nav-toggle { display: none; width: 100%; background: none; border: 0; border-bottom: 1px solid var(--line); color: inherit; font-weight: 700; padding: 14px 22px; text-align: left; cursor: pointer; }
.course-nav-toggle::after { content: "▾"; float: right; }
.course-nav-toggle[aria-expanded="true"]::after { content: "▴"; }
@media (max-width: 959px) {
  .course-nav-toggle { display: block; }
  .course__aside-inner { display: none; }
  .course__aside-inner.is-open { display: block; }
}
.course-progress { margin-bottom: 22px; }
.course-progress__label { font-size: .85rem; color: var(--muted); margin-top: 8px; }
.course-nav__title { display: block; font-weight: 800; font-size: 1.05rem; text-decoration: none; margin-bottom: 18px; letter-spacing: -.01em; }
.course-nav__title:hover { text-decoration: underline; }
.course-nav__chapter { margin-top: 18px; }
.course-nav__chapter-title { font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.course-nav__chapter-title span { color: var(--rose); }
.course-nav ol { display: grid; gap: 2px; }
.course-nav ol a { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; padding: 8px 10px; border-radius: 6px; text-decoration: none; font-size: .93rem; line-height: 1.35; }
.course-nav ol a:hover { background: rgba(255,245,232,.08); }
.course-nav ol a[aria-current="page"] { background: rgba(255,245,232,.12); font-weight: 700; }
.course-nav .check { width: 16px; height: 16px; border-radius: 50%; border: 1.5px solid rgba(255,245,232,.4); margin-top: 2px; display: grid; place-items: center; font-size: 10px; }
.course-nav a.is-done .check { background: var(--vert-fluo); border-color: var(--vert-fluo); color: var(--vert-fonce); }
.course-nav a.is-done .check::before { content: "✓"; font-weight: 800; }
.course-nav__hint { margin-top: 24px; font-size: .85rem; color: var(--muted); padding-top: 18px; border-top: 1px solid var(--line); }
.course-nav__hint a { color: var(--vert-fluo); }
.course__main { padding: clamp(32px, 5vw, 64px) var(--gutter) 80px; }
.lesson { max-width: 760px; margin-inline: auto; }
.lesson .h1 { font-size: clamp(2rem, 4vw, 3.2rem); margin-top: .5rem; }
.lesson__meta { margin-top: .6rem; font-size: .9rem; }
.lesson__content { margin-top: 2.2rem; font-size: 1.08rem; }
.lesson-chapter { margin-top: 1.6rem; padding-top: 1.2rem; border-top: 1px solid var(--line); }
.lesson__complete { margin-top: 3rem; padding-top: 1.6rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 14px; align-items: center; font-size: .9rem; }
.lesson__pager { margin-top: 2rem; display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .lesson__pager { grid-template-columns: 1fr 1fr; } }
.lesson__pager-link { display: grid; gap: 4px; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; font-size: .95rem; transition: border-color .15s, transform .15s; }
.lesson__pager-link:hover { border-color: var(--aubergine); transform: translateY(-2px); }
.lesson__pager-link--next { text-align: right; }
.lesson__pager-link .muted { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }

/* Quiz */
.quiz { margin-top: 1.8rem; }
.quiz__q { padding: 20px 0; margin: 0; min-width: 0; border: 0; border-top: 1px solid var(--line); }
.quiz__q > p { font-weight: 700; font-size: 1.08rem; }
.quiz__choices { display: grid; gap: 8px; margin-top: 12px; }
.quiz__choices label { display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius); cursor: pointer; font-weight: 500; }
.quiz__choices label:hover { border-color: var(--aubergine); }
.quiz__choices input { margin-top: 3px; accent-color: var(--aubergine); }
.quiz__q.is-correct label.is-chosen { border-color: var(--vert-fonce); background: rgba(117,250,176,.2); }
.quiz__q.is-wrong label.is-chosen { border-color: var(--aubergine); background: rgba(255,128,171,.2); }
.quiz__q.is-wrong label.is-answer { border-color: var(--vert-fonce); }
.quiz__explain { margin-top: 10px; font-size: .95rem; color: var(--muted); padding-left: 14px; border-left: 3px solid var(--sable); }
.quiz__actions { margin-top: 20px; display: flex; gap: 12px; flex-wrap: wrap; }
.quiz__result { margin-top: 20px; padding: 18px 20px; border-radius: var(--radius); font-weight: 600; }
.quiz__result--pass { background: rgba(117,250,176,.22); border: 1px solid var(--vert-fonce); }
.quiz__result--fail { background: rgba(255,232,176,.5); border: 1px solid var(--sable); }
.quiz__result .stat { font-size: 2.6rem; display: block; margin-bottom: 4px; color: var(--aubergine); }

/* ---------- Comptes ---------- */
.auth .split { align-items: start; }
.auth__box { background: rgba(255,245,232,.06); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(22px, 3vw, 36px); }
.auth .form label { color: var(--beige); }

/* ---------- Administration ---------- */
.admin-body { background: var(--beige); }
.admin { display: grid; grid-template-columns: 1fr; min-height: 100vh; }
@media (min-width: 900px) { .admin { grid-template-columns: 250px 1fr; } }
.admin__side { background: var(--bleu-nuit); color: var(--beige); padding: 26px 22px; display: flex; flex-direction: column; gap: 18px; --muted: rgba(255,245,232,.6); }
@media (min-width: 900px) { .admin__side { position: sticky; top: 0; height: 100vh; } }
.admin__label { font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--rose); font-weight: 700; }
.admin__nav { display: flex; flex-wrap: wrap; gap: 4px; }
@media (min-width: 900px) { .admin__nav { flex-direction: column; } }
.admin__nav a { text-decoration: none; padding: 10px 12px; border-radius: 6px; font-weight: 600; font-size: .95rem; }
.admin__nav a:hover { background: rgba(255,245,232,.08); }
.admin__nav a[aria-current="page"] { background: var(--aubergine); }
.admin__side-foot { margin-top: auto; display: grid; gap: 8px; font-size: .9rem; padding-top: 18px; border-top: 1px solid rgba(255,245,232,.14); }
.admin__main { padding: clamp(24px, 4vw, 48px); max-width: 1100px; width: 100%; }
.admin__main a { color: var(--aubergine); }
.admin__main .btn { text-decoration: none; }
.admin-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 20px; margin-bottom: 16px; }
.admin-stats { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin-top: 20px; }
.admin-stats div { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; display: grid; gap: 4px; }
.admin-stats strong { font-family: var(--font-serif); font-size: 2.6rem; line-height: 1; color: var(--aubergine); }
.admin-stats span { font-size: .88rem; color: var(--muted); }
.admin-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(18px, 2.5vw, 28px); }
.admin-panel + .admin-panel { margin-top: 18px; }
.admin-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); align-items: start; }
.admin-actions { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.admin-actions form { display: inline; }
.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.table th, .table td { padding: 12px 14px; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--line); }
.table th { font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.table tbody tr:last-child td { border-bottom: 0; }
.pill--admin { background: var(--aubergine); color: var(--beige); border-color: var(--aubergine); }
.pill--admin::before, .pill--learner::before, .pill--published::before, .pill--draft::before, .pill--featured::before { display: none; }
.pill--published { background: rgba(117,250,176,.3); }
.pill--draft { background: rgba(255,232,176,.6); }
.pill--featured { background: var(--sable); }
.admin-chapter { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px; margin-top: 16px; }
.admin-chapter__head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; align-items: center; }
.admin-lessons { margin-top: 12px; display: grid; }
.admin-lessons li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; align-items: center; padding: 10px 0; border-top: 1px dashed var(--line); }
.admin-lessons__title { font-weight: 600; }
.admin-inline { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.admin-inline input, .admin-inline select { font: inherit; padding: .55em .8em; border: 1.5px solid var(--line); border-radius: var(--radius); flex: 1 1 220px; background: #fff; }
.admin .form input, .admin .form select, .admin .form textarea { background: #fff; }
.admin-sticky-actions { position: sticky; bottom: 0; background: var(--beige); padding: 14px 0; margin-top: 8px; border-top: 1px solid var(--line); }
.md-preview { margin-top: 12px; padding: 18px 22px; border: 1px dashed var(--line); border-radius: var(--radius); background: var(--beige); }
.admin-message__fields { display: grid; gap: 8px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 12px 0; }
.admin-message__fields dt { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.admin-message__fields dd { margin: 2px 0 0; white-space: pre-wrap; }