:root {
  --ink: #111541;
  --blue: #2847df;
  --blue-dark: #1b2ba6;
  --sky: #e9edff;
  --paper: #ffffff;
  --mist: #f5f6fb;
  --muted: #68708a;
  --line: #e3e6f0;
  --success: #1e9a6a;
  --warning: #ffb547;
  --shadow: 0 18px 50px rgba(17, 21, 65, .10);
  --radius: 20px;
}

/* V2.0 — catalogue public et ventes FeexPay */
.sales-body { min-height: 100vh; background: var(--page); color: var(--ink); }
.sales-topbar { border-bottom: 1px solid var(--line); background: var(--surface); }
.sales-nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.sales-nav .brand img { width: 190px; max-height: 48px; object-fit: contain; }
.sales-nav nav { display: flex; align-items: center; gap: 24px; }
.sales-nav nav a { color: var(--ink); font-weight: 800; text-decoration: none; }
.sales-shell { padding-top: 64px; padding-bottom: 80px; }
.sales-hero { max-width: 850px; margin-bottom: 42px; }
.sales-hero h1, .sales-detail-hero h1, .checkout-heading h1, .payment-status-card h1 { margin: 10px 0 16px; font-size: clamp(2.3rem, 5vw, 4.8rem); line-height: .98; }
.sales-hero p, .sales-detail-hero p { color: var(--muted); font-size: 1.18rem; line-height: 1.7; }
.sales-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(310px, 1fr)); gap: 24px; }
.sales-course-card { min-height: 360px; border: 1px solid var(--line); border-radius: 28px; padding: 30px; background: var(--surface); display: flex; flex-direction: column; justify-content: space-between; gap: 24px; box-shadow: var(--shadow); }
.sales-course-card h2 { margin: 16px 0 10px; font-size: 1.7rem; }
.sales-course-card p { color: var(--muted); line-height: 1.55; }
.sales-course-meta { display: flex; flex-wrap: wrap; gap: 10px 18px; color: var(--muted); font-weight: 700; }
.sales-price-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.sales-price-row > strong, .sales-buy-card > strong { font-size: 1.9rem; }
.sales-detail-hero { display: grid; grid-template-columns: minmax(0, 1fr) 350px; gap: 50px; align-items: center; padding: 50px 0; }
.sales-buy-card { border-radius: 26px; background: linear-gradient(145deg, #111746, #2947df); color: #fff; padding: 32px; display: grid; gap: 20px; box-shadow: var(--shadow); }
.sales-buy-card small { color: #dce3ff; line-height: 1.5; }
.sales-program { overflow: hidden; }
.sales-module { padding: 24px 30px; border-top: 1px solid var(--line); }
.sales-module ol { margin: 14px 0 0; padding: 0; list-style: none; }
.sales-module li { display: flex; justify-content: space-between; gap: 20px; padding: 14px 0; border-top: 1px solid var(--line); }
.checkout-shell { max-width: 1180px; }
.checkout-heading { margin-bottom: 30px; }
.checkout-heading > a { display: inline-block; margin-bottom: 26px; color: var(--accent); font-weight: 800; text-decoration: none; }
.checkout-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr); gap: 28px; align-items: start; }
.checkout-form, .order-summary { padding: 32px; }
.checkout-form { display: grid; gap: 20px; }
.payment-methods { border: 0; padding: 0; margin: 4px 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.payment-methods legend { font-weight: 900; margin-bottom: 12px; }
.payment-methods label { cursor: pointer; }
.payment-methods input { position: absolute; opacity: 0; }
.payment-methods label > span { min-height: 84px; border: 1px solid var(--line); border-radius: 15px; padding: 15px; display: grid; align-content: center; gap: 5px; }
.payment-methods input:checked + span { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.payment-methods small { color: var(--muted); }
.payment-methods label[hidden] { display: none; }
.payment-otp { padding: 18px; border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--line)); border-radius: 15px; background: color-mix(in srgb, var(--accent) 7%, var(--surface)); }
.payment-otp small { line-height: 1.55; }
.card-payment-fields { border: 1px solid var(--line); border-radius: 16px; padding: 20px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card-payment-fields .field:first-child, .card-payment-fields .secure-note { grid-column: 1 / -1; }
.card-payment-fields .secure-note { margin: 0; }
.terms-check { display: flex; gap: 10px; align-items: flex-start; color: var(--muted); line-height: 1.5; }
.checkout-submit { width: 100%; }
.secure-note { margin: 0; text-align: center; color: var(--muted); font-size: .9rem; }
.order-summary { position: sticky; top: 30px; }
.order-summary h2 { margin: 12px 0; font-size: 1.7rem; }
.order-summary p { color: var(--muted); line-height: 1.55; }
.order-summary dl { margin: 28px 0 0; }
.order-summary dl > div { display: flex; justify-content: space-between; gap: 20px; padding: 16px 0; border-top: 1px solid var(--line); }
.order-summary dd { margin: 0; font-weight: 900; text-align: right; }
.summary-total { font-size: 1.2rem; }
.payment-status-shell { min-height: calc(100vh - 170px); display: grid; place-items: center; }
.payment-status-card { width: min(680px, 100%); padding: 55px; text-align: center; }
.payment-status-card p { color: var(--muted); font-size: 1.08rem; line-height: 1.65; margin: 18px auto 28px; max-width: 540px; }
.payment-status-icon { width: 82px; height: 82px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 24px; font-size: 2.5rem; font-weight: 900; }
.payment-status-icon.success { background: #dff7ee; color: #07855e; }
.payment-status-icon.failed { background: #ffe5e7; color: #b92235; }
.payment-status-icon.pending { background: #e7ecff; color: #2748df; }
.order-reference { display: block; margin-top: 30px; color: var(--muted); overflow-wrap: anywhere; }
.orders-table { margin-top: 24px; overflow: hidden; }
.orders-table table { width: 100%; border-collapse: collapse; }
.orders-table th, .orders-table td { padding: 18px; text-align: left; border-top: 1px solid var(--line); vertical-align: top; }
.orders-table td small { display: block; color: var(--muted); margin-top: 5px; overflow-wrap: anywhere; }
.order-status-paid { background: #dff7ee; color: #07855e; }
.order-status-pending { background: #fff1c9; color: #8b5d00; }
.order-status-failed, .order-status-cancelled { background: #ffe5e7; color: #b92235; }
@media (max-width: 820px) {
  .sales-detail-hero, .checkout-grid { grid-template-columns: 1fr; }
  .payment-methods { grid-template-columns: 1fr; }
  .card-payment-fields { grid-template-columns: 1fr; }
  .card-payment-fields .field:first-child, .card-payment-fields .secure-note { grid-column: auto; }
  .order-summary { position: static; }
  .sales-nav { min-height: 70px; }
  .sales-nav .brand img { width: 145px; }
  .sales-nav nav { gap: 12px; font-size: .9rem; }
  .payment-status-card { padding: 34px 22px; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--mist);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }

.shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.92); backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(227,230,240,.85);
}
.nav { min-height: 78px; display: flex; align-items: center; gap: 34px; }
.brand { display: flex; align-items: center; margin-right: auto; }
.brand img { width: 235px; height: 58px; object-fit: contain; object-position: left center; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 700; }
.nav-links a:hover, .nav-links a.active { color: var(--blue); }
.avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--ink); color: white; display: grid; place-items: center; font-weight: 800; }
.mobile-toggle { display: none; border: 0; background: transparent; font-size: 25px; color: var(--ink); }

.btn { border: 0; border-radius: 12px; padding: 12px 18px; font-weight: 800; display: inline-flex; align-items: center; justify-content: center; gap: 9px; transition: .2s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { color: white; background: linear-gradient(135deg, var(--blue-dark), var(--blue)); box-shadow: 0 10px 24px rgba(40,71,223,.23); }
.btn-secondary { color: var(--ink); background: white; border: 1px solid var(--line); }
.btn-ghost { color: var(--blue); background: var(--sky); }
.tag { display: inline-flex; align-items: center; gap: 7px; padding: 6px 10px; border-radius: 99px; background: var(--sky); color: var(--blue-dark); font-size: 12px; font-weight: 800; }
.eyebrow { color: var(--blue); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; font-weight: 900; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(36px, 5vw, 64px); line-height: 1.03; letter-spacing: -.045em; }
h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.12; letter-spacing: -.03em; }
h3 { line-height: 1.25; }
.muted { color: var(--muted); }
.section { padding: 68px 0; }
.card { background: white; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 8px 24px rgba(17,21,65,.05); }
.progress { height: 8px; background: #e9ebf3; border-radius: 99px; overflow: hidden; }
.progress > span { display: block; height: 100%; width: var(--progress, 0%); border-radius: inherit; background: linear-gradient(90deg, var(--blue-dark), var(--blue)); }

/* Dashboard */
.welcome { padding: 54px 0 30px; display: grid; grid-template-columns: 1.4fr .8fr; gap: 28px; align-items: stretch; }
.welcome-copy { padding: 48px; border-radius: 28px; color: white; background: radial-gradient(circle at 85% 10%, #395cff 0, transparent 34%), linear-gradient(135deg, #111541 15%, #192b9e 100%); position: relative; overflow: hidden; }
.welcome-copy::after { content: "S"; position: absolute; right: -18px; bottom: -95px; font-size: 330px; line-height: 1; font-weight: 950; color: rgba(255,255,255,.045); }
.welcome-copy p { max-width: 590px; color: #d9ddff; font-size: 17px; }
.welcome-copy .btn { margin-top: 12px; background: white; color: var(--ink); }
.stat-card { padding: 30px; display: flex; flex-direction: column; justify-content: space-between; }
.stat-number { font-size: 52px; font-weight: 900; letter-spacing: -.05em; }
.stat-list { display: grid; gap: 17px; margin-top: 25px; }
.stat-row { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 15px; font-size: 14px; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.course-grid { display: grid; grid-template-columns: 1.65fr .75fr; gap: 24px; }
.course-card { overflow: hidden; }
.course-cover { min-height: 245px; position: relative; padding: 32px; color: white; background: linear-gradient(140deg, #111541 0%, #2139c8 66%, #3458ff 100%); }
.course-cover::after { content: ""; position: absolute; right: 40px; bottom: -48px; width: 185px; height: 185px; border: 30px solid rgba(255,255,255,.08); border-radius: 50%; }
.course-cover h3 { max-width: 540px; font-size: 31px; margin: 48px 0 0; letter-spacing: -.03em; }
.course-body { padding: 27px 30px 30px; }
.meta { display: flex; flex-wrap: wrap; gap: 17px; color: var(--muted); font-size: 13px; font-weight: 650; }
.course-actions { display: flex; justify-content: space-between; gap: 18px; align-items: center; margin-top: 24px; }
.quote-card { padding: 32px; display: flex; flex-direction: column; justify-content: space-between; background: #fff; }
.quote-mark { font-size: 68px; color: var(--blue); line-height: .8; font-family: Georgia, serif; }
.quote-card blockquote { margin: 20px 0 30px; font-size: 21px; line-height: 1.45; font-weight: 750; }

/* Course detail */
.course-hero { color: white; background: radial-gradient(circle at 92% 15%, #3758f5 0, transparent 30%), linear-gradient(130deg,#10143d,#1b2da8); }
.course-hero-inner { min-height: 500px; display: grid; grid-template-columns: 1.25fr .75fr; gap: 65px; align-items: center; padding: 66px 0; }
.course-hero h1 { max-width: 760px; }
.course-hero p { color: #d8dcff; max-width: 650px; font-size: 18px; }
.hero-mark { width: 320px; height: 320px; border-radius: 50%; background: rgba(255,255,255,.97); display: grid; place-items: center; box-shadow: 0 30px 80px rgba(0,0,0,.22); }
.hero-mark img { width: 54%; max-height: 240px; object-fit: contain; }
.content-layout { display: grid; grid-template-columns: 1fr 330px; gap: 32px; align-items: start; }
.syllabus { overflow: hidden; }
.module-title { padding: 26px 30px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 15px; }
.lesson-row { display: grid; grid-template-columns: 42px 1fr auto; gap: 16px; align-items: center; padding: 18px 30px; border-bottom: 1px solid var(--line); transition: background .15s; }
.lesson-row:last-child { border-bottom: 0; }
.lesson-row:hover { background: #fafaff; }
.lesson-number { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--sky); color: var(--blue); font-size: 12px; font-weight: 900; }
.lesson-name { font-weight: 800; }
.lesson-duration { color: var(--muted); font-size: 12px; white-space: nowrap; }
.enroll-card { padding: 28px; position: sticky; top: 102px; }
.enroll-card .price { font-size: 37px; font-weight: 900; letter-spacing: -.04em; }
.check-list { list-style: none; padding: 0; margin: 22px 0; display: grid; gap: 13px; color: var(--muted); font-size: 14px; }
.check-list li::before { content: "✓"; color: var(--success); font-weight: 900; margin-right: 10px; }

/* Player */
.player-page { height: 100vh; overflow: hidden; background: #0b0e2c; color: white; }
.player-top { height: 72px; display: flex; align-items: center; padding: 0 24px; background: #111541; border-bottom: 1px solid rgba(255,255,255,.1); gap: 20px; }
.player-top .brand img { width: 185px; filter: brightness(0) invert(1); }
.player-title { font-size: 14px; color: #cfd4ff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player-actions, .focus-actions { margin-left: auto; display: flex; align-items: center; gap: 9px; }
.player-actions .btn { padding: 9px 13px; white-space: nowrap; }
.btn-focus { border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.08); color: white; }
.btn-focus:hover { background: rgba(255,255,255,.16); }
.player-layout { height: calc(100vh - 72px); display: grid; grid-template-columns: 390px 1fr; }
.lesson-sidebar { background: #fbfcff; color: var(--ink); overflow-y: auto; scrollbar-width: thin; }
.sidebar-head { padding: 28px 24px 22px; border-bottom: 0; }
.sidebar-head h2 { margin: 5px 0 18px; font-size: 21px; font-weight: 680; letter-spacing: -.02em; }
.sidebar-head .guided-badge { margin-bottom: 18px; }
.sidebar-search { position: relative; display: block; margin: 0 18px 20px; }
.sidebar-search > span { position: absolute; left: 15px; top: 50%; transform: translateY(-52%); color: #798197; font-size: 22px; pointer-events: none; }
.sidebar-search input { width: 100%; height: 48px; padding: 0 16px 0 43px; border: 1px solid #d8dce8; border-radius: 12px; color: var(--ink); background: white; outline: 0; font-size: 13px; }
.sidebar-search input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(40,71,223,.10); }
.sidebar-module { display: grid; gap: 4px; padding: 15px 22px; border-block: 1px solid var(--line); background: #f3f5fa; }
.sidebar-module span { color: var(--blue); font-size: 10px; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.sidebar-module strong { font-size: 13px; font-weight: 580; line-height: 1.4; }
.side-lesson { position: relative; z-index: 1; display: grid; grid-template-columns: 23px minmax(0,1fr); gap: 12px; margin: 2px 10px 2px 0; padding: 13px 14px 13px 0; border: 0; border-radius: 0 12px 12px 0; font-size: 13px; transition: background .15s, color .15s; }
.side-lesson:hover { background: #f0f2f8; }
.side-lesson.active { padding-left: 0; border-left: 0; background: #e9edff; }
.side-lesson strong { display: block; color: #31384d; font-weight: 560; line-height: 1.42; }
.side-lesson .unit-meta { display: block; margin-top: 4px; color: #7a8298; font-size: 10px; font-weight: 520; letter-spacing: .045em; text-transform: uppercase; }
.side-lesson.locked { opacity: .58; }
.side-lesson.done .lesson-check { background: #b8f52d; color: #17200b; border-color: #b8f52d; }
.lesson-check { width: 19px; height: 19px; border: 1.5px solid #aeb5c6; border-radius: 50%; display: grid; place-items: center; color: #17200b; background: #fbfcff; font-size: 10px; font-weight: 800; }
.unit-parent-title { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; font-weight: 500; }
.lesson-main { overflow-y: auto; background: #f6f7fb; color: var(--ink); }
.video-stage { aspect-ratio: 16/8.4; max-height: 570px; background: radial-gradient(circle at center, #2236b6, #090c25 70%); display: grid; place-items: center; position: relative; color: white; }
.play-button { width: 88px; height: 88px; border: 0; border-radius: 50%; background: white; color: var(--blue); font-size: 28px; box-shadow: 0 20px 50px rgba(0,0,0,.35); }
.video-label { position: absolute; left: 30px; bottom: 24px; font-size: 13px; color: #dce0ff; }
.video-embed { display: block; background: #080b25; }
.video-embed iframe { display: block; width: 100%; height: 100%; border: 0; }
.lesson-content { width: min(820px, calc(100% - 48px)); margin: 0 auto; padding: 45px 0 80px; }
.lesson-content h1 { font-size: clamp(30px, 4vw, 48px); }
.lesson-content p { color: #545d76; font-size: 17px; }
.lesson-document > header { max-width: 780px; margin: 0 auto 32px; }
.lesson-summary { margin-top: 13px; }
.lesson-notice { width: min(820px, calc(100% - 48px)); margin: 24px auto 0; }
.learning-box { margin: 30px 0; padding: 24px; border-radius: 16px; background: white; border-left: 5px solid var(--blue); box-shadow: 0 8px 25px rgba(17,21,65,.06); }
.lesson-nav { display: flex; justify-content: space-between; align-items: center; gap: 18px; margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line); }
.sidebar-toggle { display: none; }

/* Admin */
.admin-layout { min-height: 100vh; display: grid; grid-template-columns: 245px 1fr; }
.admin-side { background: var(--ink); color: white; padding: 26px 18px; }
.admin-side .brand img { width: 190px; filter: brightness(0) invert(1); margin: 0 auto 35px; }
.admin-menu { display: grid; gap: 7px; }
.admin-menu a { padding: 12px 14px; color: #bdc3ec; border-radius: 10px; font-size: 14px; font-weight: 700; }
.admin-menu a:hover, .admin-menu a.active { background: rgba(255,255,255,.10); color: white; }
.admin-main { padding: 35px 42px; overflow-x: hidden; }
.admin-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 30px; }
.admin-header h1 { font-size: 36px; margin-bottom: 4px; }
.admin-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-bottom: 25px; }
.admin-stat { padding: 22px; }
.admin-stat strong { display: block; font-size: 30px; letter-spacing: -.04em; }
.admin-stat span { font-size: 13px; color: var(--muted); }
.admin-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 24px; }
.panel-head { padding: 22px 24px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 15px; }
.panel-head h2 { font-size: 21px; margin: 0; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; min-width: 590px; }
th, td { text-align: left; padding: 17px 22px; border-bottom: 1px solid var(--line); font-size: 13px; }
th { color: var(--muted); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; }
.status { display: inline-block; padding: 5px 9px; border-radius: 99px; background: #e8f8f1; color: #137b55; font-size: 11px; font-weight: 850; }
.activity { list-style: none; padding: 8px 24px 22px; margin: 0; }
.activity li { padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.activity li:last-child { border: 0; }
.activity time { display: block; color: var(--muted); font-size: 11px; margin-top: 4px; }
.admin-content-grid { display: grid; grid-template-columns: minmax(310px, .72fr) minmax(560px, 1.6fr); gap: 24px; align-items: start; }
.admin-form-card { overflow: hidden; }
.admin-form { padding: 24px; display: grid; gap: 17px; }
.field { display: grid; gap: 7px; color: var(--ink); font-size: 13px; font-weight: 800; }
.field input, .field select { width: 100%; padding: 12px 13px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); background: white; outline: none; }
.field textarea { width: 100%; padding: 12px 13px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); background: white; outline: none; resize: vertical; font: inherit; }
.field input:focus, .field select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(40,71,223,.1); }
.field small { color: var(--muted); font-weight: 500; }
.notice { margin-bottom: 22px; padding: 14px 17px; border-radius: 12px; font-size: 13px; }
.notice ul { margin: 7px 0 0; padding-left: 20px; }
.notice-success { background: #e8f8f1; color: #137b55; }
.notice-error { background: #fff0f1; color: #a32631; }
.progress-caption { display: block; margin-top: 2px; }
.status-draft { background: #fff4dc; color: #956100; }
.btn-small { padding: 8px 12px; font-size: 12px; }
.course-editor { overflow: hidden; max-width: 980px; }
.course-form { grid-template-columns: 1fr 1fr; }
.field-wide { grid-column: 1 / -1; }
.duration-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.publish-toggle { display: flex; align-items: flex-start; gap: 12px; padding: 16px; border-radius: 12px; background: var(--mist); }
.publish-toggle input { margin-top: 5px; }
.publish-toggle span, .publish-toggle small { display: block; }
.publish-toggle small { color: var(--muted); margin-top: 3px; }
.form-actions { display: flex; justify-content: flex-end; padding-top: 5px; }
.lessons-editor { margin-top: 24px; }
.lesson-admin-list { display: grid; }
.lesson-admin-row { display: grid; grid-template-columns: 42px 1fr auto; gap: 15px; align-items: center; padding: 16px 22px; border-bottom: 1px solid var(--line); }
.lesson-admin-row:last-child { border-bottom: 0; }
.lesson-admin-row small { display: block; color: var(--muted); margin-top: 3px; }
.lesson-admin-row.is-draft { background: color-mix(in srgb, var(--mist) 72%, transparent); border-left: 4px solid var(--warning); padding-left: 18px; }
.lesson-admin-info { min-width: 0; }
.lesson-admin-title { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; }
.lesson-admin-actions { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 6px; }
.lesson-admin-actions form { margin: 0; }
.icon-admin-btn.action-link { display: grid; place-items: center; }
.lesson-edit-actions { align-items: center; gap: 10px; }
.lesson-order { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: var(--sky); color: var(--blue); font-size: 12px; font-weight: 900; }
.empty-state { padding: 30px 24px; color: var(--muted); text-align: center; }
.lesson-resources-editor { overflow: hidden; max-width: 980px; margin-top: 24px; }
.resource-upload-form { padding: 22px 24px; display: grid; grid-template-columns: 1fr 1fr auto; gap: 16px; align-items: end; border-bottom: 1px solid var(--line); }
.resource-upload-action { padding-bottom: 1px; }
.resource-admin-list { display: grid; }
.resource-admin-row { display: grid; grid-template-columns: 42px 1fr auto auto; gap: 14px; align-items: center; padding: 16px 22px; border-bottom: 1px solid var(--line); }
.resource-admin-row:last-child { border-bottom: 0; }
.resource-admin-row small, .learner-resource small { display: block; margin-top: 3px; color: var(--muted); }
.resource-icon { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: var(--sky); color: var(--blue); font-weight: 900; }
.btn-danger { border: 1px solid #f1c5ca; background: white; color: #a32631; }
.learner-resources { margin: 34px 0; padding-top: 28px; border-top: 1px solid var(--line); }
.learner-resources h2 { margin: 7px 0 16px; }
.learner-resource-list { display: grid; gap: 10px; }
.learner-resource { display: grid; grid-template-columns: 44px 1fr auto; gap: 14px; align-items: center; padding: 15px; border: 1px solid var(--line); border-radius: 13px; background: white; color: var(--ink); }
.learner-resource:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.resource-download { color: var(--blue); font-size: 13px; font-weight: 850; }
.quiz-editor { overflow: hidden; max-width: 980px; margin-top: 24px; }
.quiz-settings-form { padding: 22px 24px; display: grid; grid-template-columns: 1fr 220px; gap: 16px; align-items: end; border-bottom: 1px solid var(--line); }
.quiz-settings-form .publish-toggle { grid-column: 1 / -1; }
.quiz-question-list { display: grid; border-bottom: 1px solid var(--line); }
.quiz-question-admin { display: grid; grid-template-columns: 42px 1fr auto; gap: 14px; align-items: center; padding: 15px 22px; border-bottom: 1px solid var(--line); }
.quiz-question-admin:last-child { border-bottom: 0; }
.quiz-question-admin small { display: block; margin-top: 4px; color: var(--muted); }
.quiz-question-form { padding: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.quiz-question-form h3 { grid-column: 1 / -1; margin: 0 0 4px; }
.quiz-invitation { margin: 34px 0; padding: 22px; display: flex; justify-content: space-between; align-items: center; gap: 22px; border-radius: 16px; background: linear-gradient(135deg, #eef1ff, #fff); border: 1px solid #dce2ff; }
.quiz-invitation h2 { margin: 6px 0; }
.quiz-invitation p { margin: 0; color: var(--muted); }
.quiz-page { min-height: 100vh; background: var(--mist); }
.quiz-shell { width: min(100% - 36px, 880px); margin: 0 auto; padding: 55px 0 90px; }
.quiz-heading { margin-bottom: 28px; }
.quiz-heading h1 { margin: 8px 0; }
.quiz-heading p { color: var(--muted); }
.quiz-form { display: grid; gap: 20px; }
.quiz-question { padding: 25px; border: 0; }
.quiz-question legend { width: 100%; padding: 0 0 18px; font-size: 18px; font-weight: 850; }
.quiz-question legend > span { display: inline-grid; place-items: center; width: 30px; height: 30px; margin-right: 10px; border-radius: 50%; background: var(--sky); color: var(--blue); font-size: 12px; }
.quiz-option { display: block; margin-top: 10px; cursor: pointer; }
.quiz-option input { position: absolute; opacity: 0; }
.quiz-option > span { display: flex; gap: 12px; align-items: center; padding: 13px 15px; border: 1px solid var(--line); border-radius: 11px; background: white; }
.quiz-option input:checked + span { border-color: var(--blue); background: var(--sky); box-shadow: 0 0 0 2px rgba(40,71,223,.12); }
.quiz-option strong { color: var(--blue); }
.quiz-review { margin-top: 17px; padding: 14px 16px; border-radius: 11px; display: grid; gap: 4px; font-size: 13px; }
.quiz-review.correct { background: #e8f8f1; color: #137b55; }
.quiz-review.incorrect { background: #fff0f1; color: #a32631; }
.quiz-review p { margin: 5px 0 0; }
.quiz-submit { justify-self: end; }
.quiz-result { margin-bottom: 24px; padding: 20px 23px; border-radius: 14px; }
.quiz-result > div { display: flex; justify-content: space-between; align-items: center; }
.quiz-result strong { font-size: 34px; }
.quiz-result p { margin: 7px 0 0; }
.quiz-result.passed { background: #e8f8f1; color: #137b55; }
.quiz-result.failed { background: #fff4dc; color: #956100; }
[hidden] { display: none !important; }
.type-fields { display: grid; gap: 15px; }
.type-notice { padding: 17px; border-radius: 12px; background: var(--sky); color: var(--blue); font-weight: 750; }
.lesson-type { display: block; margin-top: 4px; color: var(--blue); font-size: 11px; font-weight: 850; text-transform: uppercase; letter-spacing: .08em; }
.rich-editor-wrap { overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: white; }
.rich-toolbar { position: sticky; top: 0; z-index: 2; display: flex; flex-wrap: wrap; gap: 6px; padding: 10px; border-bottom: 1px solid var(--line); background: #f7f8fd; }
.rich-toolbar button { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: white; color: var(--ink); font: inherit; font-size: 12px; font-weight: 750; cursor: pointer; }
.rich-toolbar button:hover { border-color: var(--blue); color: var(--blue); }
.rich-toolbar > span { width: 1px; margin: 3px 2px; background: var(--line); }
.rich-editor { min-height: 440px; padding: 30px; outline: none; color: #242a52; font-size: 17px; line-height: 1.75; }
.rich-editor:empty::before { content: attr(data-placeholder); color: var(--muted); }
.rich-editor h2, .rich-editor h3 { margin: 1.5em 0 .55em; }
.rich-editor p { margin: 0 0 1.15em; }
.rich-editor ul, .rich-editor ol { margin: 0 0 1.25em; padding-left: 28px; }
.rich-editor blockquote { margin: 1.6em 0; padding: 18px 20px; border: 1px solid #f0a13b; border-radius: 9px; background: #fff9f1; }
.rich-editor img { display: block; width: min(100%, 760px); height: auto; margin: 26px auto; border-radius: 10px; }
.rich-editor-input { display: none; }
.rich-upload-status { min-height: 22px; margin: 0; padding: 0 15px 10px; color: var(--blue); font-size: 12px; font-weight: 750; }
.focus-page { min-height: 100vh; background: var(--mist); }
.focus-top { height: 78px; padding: 0 28px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; background: white; border-bottom: 1px solid var(--line); }
.focus-top .brand { justify-self: start; }
.focus-top .brand img { width: 180px; }
.focus-top .btn { justify-self: end; }
.focus-top .focus-actions { justify-self: end; }
.focus-progress { color: var(--muted); font-size: 13px; font-weight: 800; }
.focus-shell { width: min(100% - 36px, 1040px); margin: 0 auto; padding: 58px 0 90px; }
.focus-card { padding: clamp(28px, 5vw, 58px); border-radius: 24px; background: white; box-shadow: var(--shadow); }
.focus-heading { max-width: 720px; margin: 0 auto 34px; text-align: center; }
.focus-heading h1 { margin: 9px 0 12px; font-size: clamp(32px, 5vw, 54px); line-height: 1.04; }
.focus-heading p { margin: 0; color: var(--muted); font-size: 18px; }
.focus-text .focus-heading { max-width: 780px; text-align: left; }
.focus-text .focus-heading h1 { font-size: clamp(31px, 4vw, 44px); line-height: 1.12; }
.focus-reading { max-width: 780px; margin: 0 auto; font-size: 18px; line-height: 1.75; color: #242a52; }
.focus-reading p { margin: 0 0 1.35em; }
.focus-reading h2 { margin: 1.8em 0 .65em; font-size: clamp(25px, 3vw, 32px); line-height: 1.2; }
.focus-reading h3 { margin: 1.55em 0 .6em; font-size: 22px; line-height: 1.3; }
.focus-reading ul, .focus-reading ol { margin: 0 0 1.4em; padding-left: 30px; }
.focus-reading li { margin: .55em 0; }
.focus-reading blockquote { position: relative; margin: 1.7em 0; padding: 18px 22px 18px 52px; border: 1px solid #f0a13b; border-radius: 9px; background: #fff9f1; font-style: normal; }
.focus-reading blockquote::before { content: '💡'; position: absolute; top: 18px; left: 18px; }
.focus-reading a { color: var(--blue); font-weight: 750; }
.focus-reading img { display: block; width: 100%; height: auto; margin: 30px auto; border-radius: 11px; box-shadow: 0 12px 28px rgba(15,22,67,.12); }
.focus-reading figure { margin: 30px 0; }
.focus-reading figcaption { margin-top: 9px; color: var(--muted); font-size: 13px; text-align: center; }
.focus-video { width: 100%; aspect-ratio: 16/9; overflow: hidden; border-radius: 17px; background: #080b2b; }
.focus-video iframe { width: 100%; height: 100%; border: 0; }
.focus-resources { max-width: 680px; margin: 0 auto; display: grid; gap: 12px; }
.focus-empty { padding: 40px 25px; border-radius: 15px; background: var(--mist); color: var(--muted); text-align: center; }
.focus-action { margin-top: 42px; padding-top: 28px; display: flex; justify-content: center; border-top: 1px solid var(--line); }
.focus-action .btn { min-width: 270px; }
.focus-complete { padding: 13px 18px; border-radius: 11px; background: #e8f8f1; color: #137b55; font-weight: 850; }
.lesson-navigation { max-width: 780px; margin: 44px auto 0; padding-top: 28px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.lesson-navigation-back, .lesson-navigation-next { display: flex; align-items: center; gap: 9px; }
.lesson-navigation form { margin: 0; }
.lesson-navigation .btn { white-space: nowrap; }
.quiz-shell-standard { padding-top: 42px; }

@media (max-width: 920px) {
  .nav-links { display: none; position: absolute; top: 78px; left: 0; right: 0; padding: 20px; background: white; border-bottom: 1px solid var(--line); flex-direction: column; align-items: flex-start; }
  .nav-links.open { display: flex; }
  .mobile-toggle { display: block; }
  .welcome, .course-grid, .course-hero-inner, .content-layout, .admin-grid, .admin-content-grid { grid-template-columns: 1fr; }
  .course-form { grid-template-columns: 1fr; }
  .field-wide { grid-column: auto; }
  .resource-upload-form { grid-template-columns: 1fr; }
  .quiz-settings-form, .quiz-question-form { grid-template-columns: 1fr; }
  .quiz-settings-form .publish-toggle, .quiz-question-form h3 { grid-column: auto; }
  .hero-mark { display: none; }
  .enroll-card { position: static; }
  .admin-stats { grid-template-columns: repeat(2,1fr); }
  .player-layout { grid-template-columns: 1fr; }
  .lesson-sidebar { display: none; position: fixed; z-index: 30; top: 72px; left: 0; bottom: 0; width: min(355px, 90vw); box-shadow: 20px 0 40px rgba(0,0,0,.25); }
  .lesson-sidebar.open { display: block; }
  .sidebar-toggle { display: inline-flex; }
}

@media (max-width: 650px) {
  .shell { width: min(100% - 24px, 1180px); }
  .brand img { width: 180px; }
  .welcome-copy { padding: 32px 25px; }
  .welcome { padding-top: 24px; }
  .section { padding: 45px 0; }
  .section-head, .course-actions, .lesson-nav { align-items: stretch; flex-direction: column; }
  .course-cover { padding: 24px; }
  .course-cover h3 { font-size: 25px; }
  .course-hero-inner { min-height: auto; padding: 48px 0; }
  .lesson-row { grid-template-columns: 38px 1fr; padding: 16px 18px; }
  .lesson-duration { grid-column: 2; }
  .player-title { display: none; }
  .player-top { padding: 0 12px; }
  .player-top .brand img { width: 148px; }
  .video-stage { aspect-ratio: 16/10; }
  .play-button { width: 67px; height: 67px; }
  .lesson-content { width: min(100% - 30px, 820px); padding-top: 30px; }
  .admin-layout { grid-template-columns: 1fr; }
  .admin-side { padding: 15px; }
  .admin-side .brand { display: none; }
  .admin-menu { grid-template-columns: repeat(4,1fr); overflow-x: auto; }
  .admin-menu a { white-space: nowrap; padding: 10px; text-align: center; }
  .admin-main { padding: 24px 15px; }
  .admin-header { align-items: stretch; flex-direction: column; }
  .admin-stats { grid-template-columns: 1fr 1fr; }
  .resource-admin-row { grid-template-columns: 38px 1fr; }
  .resource-admin-row > a, .resource-admin-row > form { grid-column: 2; }
  .learner-resource { grid-template-columns: 40px 1fr; }
  .resource-download { grid-column: 2; }
  .quiz-invitation { align-items: stretch; flex-direction: column; }
  .quiz-question-admin { grid-template-columns: 38px 1fr; }
  .quiz-question-admin form { grid-column: 2; }
  .focus-top { padding: 0 14px; grid-template-columns: 1fr auto; }
  .focus-top .brand { display: none; }
  .focus-progress { justify-self: start; }
  .focus-shell { width: min(100% - 20px, 900px); padding-top: 20px; }
  .focus-card { padding: 28px 20px; border-radius: 17px; }
  .focus-heading { margin-bottom: 25px; }
  .lesson-navigation { align-items: stretch; flex-direction: column; }
  .lesson-navigation-back, .lesson-navigation-next { align-items: stretch; flex-direction: column; }
  .lesson-navigation .btn, .lesson-navigation button { width: 100%; text-align: center; }
  .focus-actions .btn:first-child { display: none; }
  .player-title { display: none; }
  .player-actions .btn-focus { padding: 8px 10px; font-size: 11px; }
}

/* V1.6 — Attestations de réussite */
.certificate-admin-line { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 0 0 20px; padding: 14px 16px; border-radius: 12px; background: var(--mist); }
.certificate-page { min-height: 100vh; padding: 28px; background: #e9ecf5; color: #111541; }
.certificate-toolbar { width: min(1120px, 100%); margin: 0 auto 18px; display: flex; justify-content: space-between; gap: 12px; }
.certificate-sheet { width: min(1120px, 100%); min-height: 790px; margin: 0 auto; padding: 22px; background: #fff; box-shadow: 0 22px 60px rgba(11,16,45,.18); }
.certificate-border { min-height: 746px; padding: 55px 70px 36px; position: relative; display: flex; flex-direction: column; align-items: center; text-align: center; border: 3px solid #17206c; outline: 1px solid #3653ed; outline-offset: -12px; overflow: hidden; }
.certificate-border::before, .certificate-border::after { content: ''; position: absolute; width: 320px; height: 320px; border-radius: 50%; background: rgba(54,83,237,.07); }
.certificate-border::before { left: -175px; top: -170px; }
.certificate-border::after { right: -170px; bottom: -190px; }
.certificate-logo { width: 250px; height: 62px; object-fit: contain; margin-bottom: 22px; }
.certificate-kicker { color: #2847df; font-size: 14px; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.certificate-sheet h1 { margin: 12px 0 22px; color: #111541; font-size: 48px; line-height: 1; }
.certificate-intro { margin: 6px 0; color: #5e6681; font-size: 18px; }
.certificate-name { margin: 12px 0; padding: 0 40px 9px; color: #17206c; border-bottom: 2px solid #cdd4f7; font-size: 38px; font-weight: 900; }
.certificate-sheet h2 { max-width: 780px; margin: 13px 0 25px; color: #2847df; font-size: 29px; line-height: 1.2; }
.certificate-meta { width: min(760px, 100%); display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #dbe0f0; border-bottom: 1px solid #dbe0f0; }
.certificate-meta span { padding: 14px; color: #68708a; font-size: 12px; }
.certificate-meta span + span { border-left: 1px solid #dbe0f0; }
.certificate-meta strong { display: inline-block; margin-top: 5px; color: #111541; font-size: 15px; }
.certificate-signature { margin-top: 24px; color: #111541; font-family: Georgia, serif; font-size: 20px; }
.certificate-signature span { display: block; padding: 0 22px 5px; border-bottom: 1px solid #9299b0; font-style: italic; }
.certificate-signature small { display: block; margin-top: 5px; color: #747c96; font-family: inherit; font-size: 11px; }
.certificate-sheet footer { width: 100%; margin-top: auto; padding-top: 17px; display: flex; justify-content: space-between; gap: 20px; color: #737b94; border-top: 1px solid #e2e5ef; font-size: 10px; }
.certificate-sheet footer strong { color: #17206c; }
.certificate-sheet footer span, .certificate-sheet footer a { min-width: 0; overflow-wrap: anywhere; }
.certificate-sheet footer a { max-width: 56%; color: #737b94; text-align: right; text-decoration: none; }
.verification-page { min-height: 100vh; padding: 40px 20px; display: grid; place-items: center; background: linear-gradient(135deg, #11174f, #2847df); }
.verification-card { width: min(610px, 100%); padding: 44px; text-align: center; }
.verification-card > img { width: 240px; height: 62px; object-fit: contain; margin-bottom: 20px; }
.verification-check { width: 70px; height: 70px; margin: 0 auto 16px; display: grid; place-items: center; border-radius: 50%; color: #087b54; background: #e3f7ef; font-size: 35px; font-weight: 900; }
.verification-card h1 { margin: 7px 0 8px; }
.verification-card > p { color: var(--muted); }
.verification-card dl { margin: 28px 0; text-align: left; border-top: 1px solid var(--line); }
.verification-card dl div { padding: 14px 0; display: grid; grid-template-columns: 130px 1fr; gap: 15px; border-bottom: 1px solid var(--line); }
.verification-card dt { color: var(--muted); font-size: 12px; font-weight: 800; text-transform: uppercase; }
.verification-card dd { margin: 0; color: var(--ink); font-weight: 800; overflow-wrap: anywhere; }
html[data-theme="dark"] .certificate-admin-line { background: #10162d; }
html[data-theme="dark"] .verification-card > img { filter: brightness(0) invert(1); }

@media (max-width: 720px) {
  .certificate-page { padding: 12px; }
  .certificate-toolbar { flex-direction: column; }
  .certificate-sheet { min-height: auto; padding: 8px; }
  .certificate-border { min-height: 680px; padding: 40px 22px 28px; }
  .certificate-sheet h1 { font-size: 36px; }
  .certificate-name { padding-inline: 10px; font-size: 29px; }
  .certificate-meta { grid-template-columns: 1fr; }
  .certificate-meta span + span { border-left: 0; border-top: 1px solid #dbe0f0; }
  .certificate-sheet footer { flex-direction: column; }
  .verification-card { padding: 30px 22px; }
  .verification-card dl div { grid-template-columns: 1fr; gap: 4px; }
  .certificate-admin-line { align-items: stretch; flex-direction: column; }
}

/* Hiérarchie pédagogique : module > cours > leçon > unité */
.add-lesson-group-form{display:flex;gap:12px;padding:18px 22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.add-lesson-group-form input{flex:1}
.lesson-group-admin-list{display:grid}
.lesson-group-admin{border-bottom:1px solid var(--line)}
.lesson-group-admin>summary{display:flex;align-items:center;gap:12px;padding:18px 22px;cursor:pointer;list-style:none}
.lesson-group-admin>summary strong{min-width:0;flex:1}
.lesson-group-admin>summary .tag,.lesson-group-admin>summary .status{flex:0 0 auto}
.lesson-group-admin>summary::-webkit-details-marker,.syllabus-lesson>summary::-webkit-details-marker,.sidebar-lesson-group>summary::-webkit-details-marker{display:none}
.lesson-group-chevron,.accordion-chevron{transition:transform .2s ease;font-size:22px}
.lesson-group-admin[open] .lesson-group-chevron,.syllabus-lesson[open] .accordion-chevron,.sidebar-lesson-group[open]>summary i{transform:rotate(180deg)}
.lesson-group-admin-body{background:color-mix(in srgb,var(--surface) 78%,var(--page))}
.lesson-group-tools{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;padding:14px 22px;border-block:1px solid var(--line)}
.lesson-group-title-form,.lesson-group-actions{display:flex;align-items:center;gap:9px}
.lesson-group-title-form{flex:1}.lesson-group-title-form input{min-width:240px;flex:1}
.unit-type-icon{display:grid;place-items:center;flex:0 0 38px;width:38px;height:38px;border-radius:12px;background:var(--soft);font-size:20px}
.hierarchy-editor .lesson-admin-row{grid-template-columns:38px 58px minmax(0,1fr) auto}
.hierarchy-editor .lesson-order{display:grid;place-items:center;width:48px;height:34px;border-radius:99px;background:var(--soft);color:var(--blue);font-size:12px;font-weight:900}
.hierarchy-editor .lesson-admin-actions{min-width:max-content}
.hierarchy-syllabus .module-title{margin-top:0}
.syllabus-lesson{border-bottom:1px solid var(--line)}
.syllabus-lesson>summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;cursor:pointer}
.syllabus-lesson>summary span:first-child{display:grid;gap:5px}.syllabus-lesson>summary small{color:var(--muted)}
.syllabus-units{border-top:1px solid var(--line);background:color-mix(in srgb,var(--surface) 86%,var(--page))}
.sidebar-lesson-group{border-bottom:1px solid var(--line)}
.sidebar-lesson-group[hidden]{display:none}
.sidebar-lesson-group>summary{display:grid;grid-template-columns:34px minmax(0,1fr) auto 18px;align-items:center;gap:10px;padding:16px 18px;cursor:pointer;list-style:none}
.lesson-group-progress{position:relative;width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:conic-gradient(#b8f52d var(--group-progress),#cfd4df 0)}
.lesson-group-progress::after{content:"";position:absolute;inset:3px;border-radius:50%;background:#fbfcff}
.lesson-group-progress b{position:relative;z-index:1;color:#22300c;font-size:11px}
.lesson-group-copy{min-width:0;display:grid;gap:2px}
.lesson-group-copy small{color:var(--blue);font-size:9px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.lesson-group-copy strong{color:#2c3348;font-size:14px;font-weight:630;line-height:1.35}
.lesson-group-count{color:#697187;font-size:12px;font-variant-numeric:tabular-nums}
.sidebar-lesson-group>summary i{font-style:normal;color:#697187;transition:transform .2s ease}
.sidebar-units{position:relative;padding:4px 0 10px 35px}
.sidebar-units::before{content:"";position:absolute;left:44px;top:5px;bottom:16px;width:1px;background:#cfd4df}
html[data-theme="dark"] .sidebar-search input{background:#10162d;color:#f3f5ff;border-color:#303958}
html[data-theme="dark"] .lesson-group-progress::after,
html[data-theme="dark"] .lesson-check{background:var(--paper)}
html[data-theme="dark"] .lesson-group-copy strong,
html[data-theme="dark"] .side-lesson strong{color:#eef1ff}
html[data-theme="dark"] .lesson-group-count,
html[data-theme="dark"] .sidebar-lesson-group>summary i,
html[data-theme="dark"] .side-lesson .unit-meta{color:#aab2ce}
html[data-theme="dark"] .side-lesson:hover{background:#171f3d}
html[data-theme="dark"] .side-lesson.active{background:#1b2859}
html[data-theme="dark"] .sidebar-units::before{background:#39415e}

/* V2.1.3 — finition premium et lecteur vidéo immersif */
.hierarchy-editor .module-admin-card{overflow:hidden;border-color:color-mix(in srgb,var(--line) 82%,transparent);box-shadow:0 12px 34px rgba(17,21,65,.05)}
.hierarchy-editor .module-admin-head{padding:18px 22px}
.hierarchy-editor .module-title-form input,
.hierarchy-editor .add-lesson-group-form input,
.hierarchy-editor .lesson-group-title-form input{font-weight:450}
.hierarchy-editor .lesson-group-admin>summary strong{font-weight:610;letter-spacing:-.01em}
.hierarchy-editor .lesson-admin-row{padding-block:18px}
.hierarchy-editor .lesson-admin-title strong{font-weight:590}
.hierarchy-editor .lesson-admin-info>small{font-weight:400}
.hierarchy-editor .btn{font-weight:620}
.hierarchy-editor .icon-admin-btn{position:relative;color:color-mix(in srgb,var(--ink) 78%,transparent);background:transparent}
.hierarchy-editor .icon-admin-btn:hover{color:var(--blue);background:var(--soft)}
.hierarchy-editor .icon-admin-btn.danger:hover{color:#d9273e;background:#fff0f2}
.hierarchy-editor .unit-type-icon{background:transparent;font-size:19px}
html[data-theme="dark"] .hierarchy-editor .module-title-form input,
html[data-theme="dark"] .hierarchy-editor .add-lesson-group-form input,
html[data-theme="dark"] .hierarchy-editor .lesson-group-title-form input{background:#111831;color:#f3f5ff;border-color:#313a5a}
html[data-theme="dark"] .hierarchy-editor .icon-admin-btn.danger:hover{color:#ff8ca0;background:#3b1722}

.lesson-content-video{width:min(1500px,calc(100% - 30px));padding:14px 0 26px}
.lesson-content-video>header.video-unit-heading{max-width:none;margin:0 8px 10px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:3px 22px}
.video-unit-heading .eyebrow{grid-column:1;font-size:10px}
.video-unit-heading .unit-parent-title{grid-column:1;grid-row:2;margin:0;font-size:12px}
.lesson-content-video .video-unit-heading h1{grid-column:2;grid-row:1/3;margin:0;max-width:620px;font-size:clamp(19px,2vw,28px);font-weight:620;line-height:1.15;text-align:right}
.immersive-video{overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:#050714;box-shadow:0 22px 55px rgba(8,11,37,.18)}
.immersive-video-bar{height:46px;padding:0 9px 0 16px;display:flex;align-items:center;justify-content:space-between;gap:16px;color:#f7f8ff;background:#0a0d24;border-bottom:1px solid rgba(255,255,255,.12)}
.immersive-video-bar>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:560}
.video-fullscreen-button{width:34px;height:34px;display:grid;place-items:center;border:0;border-radius:9px;color:#f7f8ff;background:rgba(255,255,255,.08);font-size:20px;cursor:pointer}
.video-fullscreen-button:hover{background:rgba(255,255,255,.16)}
.immersive-video-frame{width:100%;aspect-ratio:16/9;max-height:calc(100vh - 242px);background:#000}
.immersive-video-frame iframe{display:block;width:100%;height:100%;border:0}
.immersive-video:fullscreen{width:100vw;height:100vh;border:0;border-radius:0;background:#000}
.immersive-video:fullscreen .immersive-video-bar{position:absolute;z-index:2;top:12px;right:12px;left:12px;border:0;border-radius:10px;background:linear-gradient(90deg,rgba(0,0,0,.72),rgba(0,0,0,.22))}
.immersive-video:fullscreen .immersive-video-frame{height:100vh;max-height:none;aspect-ratio:auto}
.lesson-content-video .lesson-navigation{margin-top:10px;padding:13px 16px;border:0;border-radius:0 0 14px 14px;background:#0a0d24}
.lesson-content-video .lesson-navigation .btn-ghost,
.lesson-content-video .lesson-navigation .btn-secondary{color:#e4e8fa;border-color:#353d62;background:transparent}
.lesson-content-video .lesson-navigation .btn{font-weight:600}
.focus-card-video{width:min(1500px,calc(100% - 32px));padding:12px;background:transparent;border:0;box-shadow:none}
.focus-card-video .focus-heading{margin:0 4px 10px;padding:0;display:grid;grid-template-columns:1fr auto;gap:3px 20px}
.focus-card-video .focus-heading .eyebrow{grid-column:1}
.focus-card-video .focus-heading .unit-parent-title{grid-column:1;margin:0}
.focus-card-video .focus-heading h1{grid-column:2;grid-row:1/3;margin:0;font-size:clamp(19px,2vw,28px);font-weight:620;text-align:right}
.focus-card-video .focus-heading p{display:none}

@media(max-width:1100px){
  .lesson-content-video>header.video-unit-heading,
  .focus-card-video .focus-heading{display:block}
  .lesson-content-video .video-unit-heading h1,
  .focus-card-video .focus-heading h1{margin-top:5px;text-align:left}
  .immersive-video-frame{max-height:calc(100vh - 270px)}
}

@media(max-width:700px){
  .lesson-content-video{width:100%;padding:0}
  .lesson-content-video>header.video-unit-heading{margin:12px 16px}
  .immersive-video{border-inline:0;border-radius:0}
  .immersive-video-bar{height:42px}
  .immersive-video-frame{max-height:none}
  .lesson-content-video .lesson-navigation{border-radius:0}
}

/* V2.1.3.1 — lecteur vidéo cinéma */
@media(min-width:921px){
  .lesson-main-video{overflow-y:auto;background:#06091a}
  .lesson-main-video .lesson-notice{position:relative;z-index:2;margin-block:10px;width:calc(100% - 24px)}
  .lesson-content-video{
    width:100%;
    min-height:100%;
    margin:0;
    padding:12px;
    display:grid;
    grid-template-rows:auto auto;
    align-content:start;
  }
  .lesson-content-video .immersive-video{
    width:100%;
    border-radius:10px 10px 0 0;
    box-shadow:none;
  }
  .lesson-content-video .immersive-video-frame{
    width:100%;
    height:auto;
    max-height:none;
    aspect-ratio:16/9;
  }
  .lesson-content-video .lesson-navigation{
    width:100%;
    max-width:none;
    min-height:72px;
    margin:0;
    padding:11px clamp(16px,3vw,42px);
  }
}

.immersive-video:fullscreen .immersive-video-bar{
  opacity:0;
  pointer-events:none;
  transition:opacity .2s;
}
.immersive-video:fullscreen:hover .immersive-video-bar,
.immersive-video:fullscreen:focus-within .immersive-video-bar{
  opacity:1;
  pointer-events:auto;
}
.immersive-video:fullscreen .immersive-video-frame,
.immersive-video:fullscreen .immersive-video-frame iframe{
  width:100vw;
  height:100vh;
}
.focus-card-video .immersive-video-frame{
  max-height:none;
  aspect-ratio:16/9;
}
.focus-shell-video{
  width:100%;
  max-width:none;
  margin:0;
  padding:12px;
}
.focus-shell-video .focus-card-video{
  width:100%;
  margin:0;
  padding:0;
}
.focus-shell-video .lesson-navigation{
  width:100%;
  max-width:none;
  margin:0;
  padding:12px clamp(16px,3vw,42px);
  background:#0a0d24;
  border:0;
}

@media(max-width:920px){
  .lesson-main-video{background:#06091a}
  .lesson-content-video{width:100%;margin:0;padding:0}
  .lesson-content-video .immersive-video{border-radius:0}
  .lesson-content-video .immersive-video-frame{max-height:none;aspect-ratio:16/9}
  .lesson-content-video .lesson-navigation{margin:0;padding:14px;border-radius:0}
}

/* V2.1.3.2 — verrouillage du lecteur immersif */
.video-error-state{
  min-height:260px;
  padding:32px;
  display:grid;
  place-content:center;
  justify-items:center;
  gap:12px;
  color:#f7f8ff;
  background:#0a0d24;
  text-align:center;
}
.video-error-state[hidden]{display:none}
.video-error-state span{color:#b9c0dc}
[data-progress-submit][aria-busy="true"]{cursor:wait;opacity:.72}
.immersive-video iframe:focus-visible,
.video-fullscreen-button:focus-visible{
  outline:3px solid #6f8cff;
  outline-offset:-3px;
}
@media(prefers-reduced-motion:reduce){
  .immersive-video:fullscreen .immersive-video-bar{transition:none}
}
.unit-response-form{display:grid;gap:20px;margin-top:24px;padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--surface)}
.unit-response-form fieldset{border:0;padding:0;margin:0}.unit-response-form legend{font-weight:800;margin-bottom:14px}
.rating-options{display:flex;flex-direction:row-reverse;justify-content:flex-end;gap:6px}
.rating-options input{position:absolute;opacity:0}.rating-options label{cursor:pointer;font-size:38px;color:#c8ccdc}
.rating-options input:checked~label,.rating-options label:hover,.rating-options label:hover~label{color:#ffb400}
.survey-options{display:grid;gap:10px}.survey-options label{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:12px;cursor:pointer}
.unit-audio audio{width:100%;margin:20px 0}.unit-live{display:grid;gap:20px}.unit-live-date{padding:18px;border-radius:14px;background:var(--soft);font-weight:800}
@media(max-width:900px){
  .lesson-group-tools{grid-template-columns:1fr}
  .lesson-group-title-form,.lesson-group-actions,.add-lesson-group-form{align-items:stretch;flex-direction:column}
  .lesson-group-title-form input{min-width:0}
  .hierarchy-editor .lesson-admin-row{grid-template-columns:38px 52px minmax(0,1fr)}
  .hierarchy-editor .lesson-admin-actions{grid-column:2/4;min-width:0;justify-content:flex-start}
}

@media print {
  @page { size: A4 landscape; margin: 8mm; }
  html, body.certificate-page { width: 100%; min-height: 0; padding: 0; background: #fff !important; color: #111541 !important; }
  .no-print, .theme-toggle { display: none !important; }
  .certificate-sheet { width: 100%; min-height: 0; padding: 0; box-shadow: none; }
  .certificate-border { min-height: 180mm; padding: 12mm 16mm 8mm; }
}

/* V1.5 — Parcours guidé */
.guided-badge { display: inline-flex; width: fit-content; margin: 0 0 14px; padding: 5px 9px; border-radius: 99px; color: #7b5600; background: #fff1ca; font-size: 11px; font-weight: 850; }
.side-lesson.locked { cursor: not-allowed; opacity: .58; background: var(--mist); }
.side-lesson.locked .lesson-check { font-size: 13px; }
.lesson-row-locked { cursor: not-allowed; opacity: .62; background: var(--mist); }
.lesson-row-locked:hover { background: var(--mist); }
html[data-theme="dark"] .guided-badge { color: #ffd978; background: #40351b; }
html[data-theme="dark"] .side-lesson.locked,
html[data-theme="dark"] .lesson-row-locked,
html[data-theme="dark"] .lesson-row-locked:hover { background: #10162d; }

/* Application Laravel */
.logout-link { border: 0; background: transparent; color: var(--muted); font-size: 12px; font-weight: 750; padding: 6px 0; }
.logout-link:hover { color: var(--blue); }
.flash { margin-top: 18px; padding: 13px 17px; border-radius: 12px; background: #e8f8f1; color: #137b55; font-weight: 750; }
.login-page { min-height: 100vh; background: white; }
.login-shell { min-height: 100vh; display: grid; grid-template-columns: 1.05fr .95fr; }
.login-story { padding: 50px 7vw; color: white; background: radial-gradient(circle at 85% 20%, #395cff 0, transparent 33%), linear-gradient(145deg,#10143d,#1b2da8); display: flex; flex-direction: column; justify-content: space-between; }
.login-story > img { width: 275px; filter: brightness(0) invert(1); }
.login-story h1 { max-width: 660px; }
.login-story p { color: #d8dcff; max-width: 580px; font-size: 18px; }
.login-form-wrap { display: grid; place-items: center; padding: 40px; }
.login-form { width: min(430px,100%); }
.login-form h2 { margin: 8px 0; }
.login-form form { display: grid; gap: 18px; margin-top: 28px; }
.login-form label:not(.remember) { display: grid; gap: 7px; font-size: 13px; font-weight: 800; }
.login-form input[type="email"], .login-form input[type="password"] { width: 100%; padding: 14px 15px; border: 1px solid var(--line); border-radius: 11px; outline: none; color: var(--ink); }
.login-form input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(40,71,223,.1); }
.password-input { display: block; position: relative; }
.login-form .password-input input[type="password"], .login-form .password-input input[type="text"] { width: 100%; padding: 14px 52px 14px 15px; border: 1px solid var(--line); border-radius: 11px; outline: none; color: var(--ink); background: var(--paper); }
.password-visibility { position: absolute; top: 50%; right: 8px; width: 38px; height: 38px; padding: 8px; border: 0; border-radius: 9px; color: var(--muted); background: transparent; cursor: pointer; transform: translateY(-50%); }
.password-visibility:hover { color: var(--blue); background: var(--sky); }
.password-visibility:focus-visible { outline: 3px solid rgba(40,71,223,.25); color: var(--blue); }
.password-visibility svg { display: block; width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.password-visibility svg[hidden] { display: none; }
.remember { color: var(--muted); font-size: 13px; }
.auth-row { display: flex; align-items: center; justify-content: space-between; gap: 15px; color: var(--blue); font-size: 13px; font-weight: 750; }
.auth-row .remember { color: var(--muted); font-weight: 500; }
.auth-links { margin-top: 22px; color: var(--blue); font-size: 13px; font-weight: 750; }
.error-box { padding: 12px 15px; margin-top: 18px; border-radius: 10px; background: #fff0f1; color: #a32631; font-size: 13px; }
.demo-note { margin-top: 24px; padding: 14px; background: var(--mist); border-radius: 12px; color: var(--muted); font-size: 12px; }
@media (max-width: 780px) { .login-shell { grid-template-columns: 1fr; } .login-story { min-height: 300px; padding: 30px; } .login-story > img { width: 210px; } .login-form-wrap { padding: 38px 22px; } }

/* Modules multiples */
.modules-editor { margin-top: 28px; max-width: 1180px; }
.modules-heading { margin-bottom: 18px; display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.modules-heading h2 { margin: 4px 0; font-size: 30px; }
.add-module-form { display: flex; align-items: center; gap: 10px; }
.add-module-form input, .module-title-form input { min-width: 260px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); background: var(--paper); outline: none; }
.module-admin-list { display: grid; gap: 18px; }
.module-admin-card { overflow: hidden; }
.module-admin-head { min-height: 78px; padding: 16px 20px; display: flex; align-items: center; gap: 14px; border-bottom: 1px solid var(--line); }
.module-index { width: 36px; height: 36px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: var(--sky); color: var(--blue); font-weight: 900; }
.module-title-form { flex: 1; display: flex; align-items: center; gap: 9px; }
.module-title-form input { width: 100%; }
.module-admin-actions { display: flex; align-items: center; gap: 5px; }
.module-admin-actions form { margin: 0; }
.icon-admin-btn { width: 34px; height: 34px; padding: 0; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); background: var(--paper); font-weight: 900; }
.icon-admin-btn:hover:not(:disabled) { color: var(--blue); border-color: var(--blue); }
.icon-admin-btn:disabled { cursor: default; opacity: .35; }
.icon-admin-btn.danger { color: #b3303b; }
.preview-banner { margin: 0 auto 20px; max-width: 900px; padding: 11px 16px; border: 1px solid #d99a32; border-radius: 11px; background: #fff4dc; color: #795000; text-align: center; font-size: 13px; font-weight: 850; }

/* Sélecteur clair / sombre : icône uniquement */
.theme-toggle { position: fixed; z-index: 100; right: 20px; bottom: 20px; width: 46px; height: 46px; padding: 0; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--ink); background: var(--paper); box-shadow: 0 10px 30px rgba(5,10,40,.22); font-size: 23px; line-height: 1; transition: transform .2s ease, background .2s ease, color .2s ease; }
.theme-toggle:hover { transform: translateY(-2px) rotate(8deg); color: var(--blue); }
.theme-toggle:focus-visible { outline: 3px solid rgba(58,88,255,.35); outline-offset: 3px; }

html[data-theme="dark"] {
  color-scheme: dark;
  --ink: #f4f6ff;
  --blue: #6f8cff;
  --blue-dark: #4665f2;
  --sky: #202b59;
  --paper: #151a33;
  --mist: #0b1022;
  --muted: #a9b1cf;
  --line: #303958;
  --success: #47c997;
  --warning: #ffc468;
  --shadow: 0 18px 50px rgba(0, 0, 0, .34);
}
html[data-theme="dark"] body { background: var(--mist); color: var(--ink); }
html[data-theme="dark"] .topbar { background: rgba(15,20,43,.92); border-bottom-color: var(--line); }
html[data-theme="dark"] .card,
html[data-theme="dark"] .btn-secondary,
html[data-theme="dark"] .quote-card,
html[data-theme="dark"] .lesson-sidebar,
html[data-theme="dark"] .learning-box,
html[data-theme="dark"] .learner-resource,
html[data-theme="dark"] .focus-top,
html[data-theme="dark"] .focus-card,
html[data-theme="dark"] .rich-editor-wrap,
html[data-theme="dark"] .rich-editor-toolbar,
html[data-theme="dark"] .login-page,
html[data-theme="dark"] .login-form-wrap { background: var(--paper); color: var(--ink); }
html[data-theme="dark"] .lesson-main,
html[data-theme="dark"] .focus-page { background: var(--mist); color: var(--ink); }
html[data-theme="dark"] .lesson-content p,
html[data-theme="dark"] .focus-reading { color: #d5daf0; }
html[data-theme="dark"] .lesson-row:hover,
html[data-theme="dark"] .sidebar-module { background: #1b2140; }
html[data-theme="dark"] .progress { background: #2b3351; }
html[data-theme="dark"] .field input,
html[data-theme="dark"] .field select,
html[data-theme="dark"] .field textarea,
html[data-theme="dark"] .login-form input[type="email"],
html[data-theme="dark"] .login-form input[type="password"],
html[data-theme="dark"] .add-module-form input,
html[data-theme="dark"] .module-title-form input,
html[data-theme="dark"] .rich-editor,
html[data-theme="dark"] .rich-editor-toolbar button,
html[data-theme="dark"] .rich-toolbar button,
html[data-theme="dark"] .quiz-option > span { background: #10162d; color: var(--ink); border-color: var(--line); }
html[data-theme="dark"] input::placeholder,
html[data-theme="dark"] textarea::placeholder { color: #7f89aa; }
html[data-theme="dark"] .publish-toggle,
html[data-theme="dark"] .demo-note,
html[data-theme="dark"] .focus-empty { background: #10162d; }
html[data-theme="dark"] .focus-reading blockquote { background: #292419; color: #f2e3c1; border-color: #b77b2e; }
html[data-theme="dark"] .notice-success,
html[data-theme="dark"] .flash,
html[data-theme="dark"] .focus-complete { background: #12392f; color: #7be0b9; }
html[data-theme="dark"] .notice-error,
html[data-theme="dark"] .error-box,
html[data-theme="dark"] .quiz-review.incorrect { background: #3b1c27; color: #ffabb4; }
html[data-theme="dark"] .status { background: #12392f; color: #7be0b9; }
html[data-theme="dark"] .status-draft { background: #40351b; color: #ffd27a; }
html[data-theme="dark"] .preview-banner { background: #40351b; color: #ffd27a; border-color: #70591d; }
html[data-theme="dark"] .quiz-result.failed { background: #40351b; color: #ffd27a; }
html[data-theme="dark"] .btn-danger { background: var(--paper); color: #ff9ba7; border-color: #72414b; }
html[data-theme="dark"] .admin-side { background: #070b1d; }
html[data-theme="dark"] .avatar { background: #e9edff; color: #111541; }
html[data-theme="dark"] .theme-toggle { background: #27325f; color: #ffe187; border-color: #4a5682; }
html[data-theme="dark"] .topbar .brand img,
html[data-theme="dark"] .focus-top .brand img { filter: brightness(0) invert(1); }
html[data-theme="dark"] .welcome-copy .btn,
html[data-theme="dark"] .course-hero .btn { color: #111541 !important; }

/* V1.4 — Gestion et suivi des apprenants */
.learner-toolbar { margin: 0 0 24px; }
.learner-search { max-width: 760px; }
.search-line { display: flex; align-items: stretch; gap: 10px; }
.search-line input { flex: 1; min-width: 220px; }
.progress-caption { display: block; margin-top: 3px; }
.learner-profile-head .back-link { display: inline-flex; margin-bottom: 18px; color: var(--blue); font-weight: 800; font-size: 13px; }
.learner-profile-head .eyebrow { display: block; }
.learner-profile-grid { display: grid; grid-template-columns: minmax(320px, .85fr) minmax(420px, 1.15fr); gap: 24px; align-items: start; }
.learner-settings-card,
.learner-access-card { overflow: hidden; }
.learner-access-card .admin-form { gap: 24px; }
.stacked-action { display: grid; gap: 14px; }
.stacked-action .btn { justify-self: start; }
.security-action { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding-top: 22px; border-top: 1px solid var(--line); }
.security-action p { margin: 3px 0 0; font-size: 13px; }
.empty-inline { padding: 16px; border-radius: 12px; color: var(--muted); background: var(--mist); }
.learner-progress-section { margin-top: 40px; }
.learner-progress-section .section-heading { margin-bottom: 18px; }
.learner-progress-section .section-heading h2 { margin: 5px 0 0; }
.learner-course-report { padding: 28px; margin-bottom: 22px; }
.learner-course-summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.learner-course-title h3 { margin: 12px 0 5px; font-size: 24px; }
.learner-course-title p { margin: 0; }
.learner-course-score { min-width: 120px; text-align: right; }
.learner-course-score strong { display: block; font-size: 38px; line-height: 1; letter-spacing: -.04em; }
.learner-course-score span { display: block; margin-top: 7px; color: var(--muted); font-size: 13px; }
.progress-track { height: 9px; margin: 22px 0; overflow: hidden; border-radius: 99px; background: #e9ebf3; }
.progress-track span { display: block; height: 100%; min-width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--blue-dark), var(--blue)); }
.lesson-progress-details { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.lesson-progress-details summary { padding: 17px 0; cursor: pointer; color: var(--blue); font-weight: 850; }
.lesson-progress-list { padding-bottom: 10px; }
.lesson-progress-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 0; border-top: 1px solid var(--line); }
.lesson-progress-row small { display: block; margin-top: 3px; }
.status-pill { flex: 0 0 auto; padding: 6px 10px; border-radius: 99px; color: var(--muted); background: var(--mist); font-size: 11px; font-weight: 850; }
.status-pill.success { color: #087b54; background: #e3f7ef; }
.status-pill.warning { color: #8b5b00; background: #fff2d7; }
.danger-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 10px; padding-top: 22px; }

html[data-theme="dark"] .empty-inline,
html[data-theme="dark"] .status-pill { background: #10162d; }
html[data-theme="dark"] .status-pill.success { background: #12392f; color: #7be0b9; }
html[data-theme="dark"] .status-pill.warning { background: #40351b; color: #ffd27a; }
html[data-theme="dark"] .progress-track { background: #2b3351; }

@media (max-width: 960px) {
  .learner-profile-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .search-line,
  .security-action,
  .learner-course-summary,
  .lesson-progress-row { align-items: stretch; flex-direction: column; }
  .search-line .btn { width: 100%; }
  .learner-course-score { text-align: left; }
  .danger-actions { justify-content: stretch; }
  .danger-actions form,
  .danger-actions .btn { width: 100%; }
}

@media (max-width: 920px) {
  .modules-heading, .module-admin-head { align-items: stretch; flex-direction: column; }
  .add-module-form, .module-title-form { width: 100%; }
  .add-module-form input { flex: 1; min-width: 0; }
  .module-admin-actions { align-self: flex-start; }
  .lesson-admin-row { grid-template-columns: 42px 1fr; }
  .lesson-admin-actions { grid-column: 2; justify-content: flex-start; }
  html[data-theme="dark"] .nav-links { background: var(--paper); }
}
@media (max-width: 650px) {
  .add-module-form, .module-title-form { flex-direction: column; align-items: stretch; }
  .add-module-form input, .module-title-form input { min-width: 0; }
  .theme-toggle { right: 14px; bottom: 14px; width: 43px; height: 43px; }
}
/* V1.7 — communications automatisées */
.invitation-explainer { padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: var(--mist); }
.invitation-explainer p { margin: 7px 0 0; line-height: 1.55; }
.communication-history-card { margin-top: 28px; overflow: hidden; }
.communication-list { display: grid; }
.communication-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 18px 28px; border-top: 1px solid var(--line); }
.communication-row > div:first-child { display: grid; gap: 5px; }
.communication-row > div:first-child > span { color: var(--muted); }
.communication-status { display: grid; justify-items: end; gap: 7px; flex: 0 0 auto; }
.status-pill.danger { color: #b4233b; background: #ffe8ed; }
[data-theme="dark"] .status-pill.danger { color: #ff8ca0; background: #4a1523; }
@media (max-width: 720px) {
  .communication-row { align-items: flex-start; padding: 18px; }
  .communication-status { justify-items: start; }
}
/* V1.8 — rapports avancés */
.report-header { align-items: flex-end; }
.report-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin-bottom: 26px; }
.report-metric { display: grid; align-content: start; gap: 8px; min-height: 155px; padding: 25px; }
.report-metric > span { color: var(--muted); font-size: 13px; font-weight: 750; }
.report-metric > strong { font-size: clamp(32px, 4vw, 48px); line-height: 1; }
.report-metric > small { color: var(--muted); margin-top: auto; }
.report-metric .progress-track { margin-top: auto; }
.report-filters-card { margin-bottom: 26px; padding: 22px; }
.report-filters { display: grid; grid-template-columns: 1.15fr 1fr 1.4fr auto auto; align-items: end; gap: 14px; }
.report-filters .field { margin: 0; }
.course-performance-card { margin-bottom: 26px; overflow: hidden; }
.course-performance-list { display: grid; }
.course-performance-row { display: grid; grid-template-columns: minmax(220px, 1.4fr) minmax(280px, 2fr) auto; align-items: center; gap: 30px; padding: 22px 26px; border-top: 1px solid var(--line); }
.course-performance-row > div:first-child { display: grid; gap: 4px; }
.course-performance-bar { display: grid; gap: 8px; color: var(--muted); font-size: 13px; }
.report-table-card { overflow: hidden; }
.report-table td { vertical-align: middle; }
.report-table td:nth-child(2) { min-width: 220px; }
@media (max-width: 1180px) {
  .report-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .report-filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .report-search { grid-column: span 2; }
}
@media (max-width: 760px) {
  .report-header { align-items: stretch; }
  .report-metrics { grid-template-columns: 1fr; }
  .report-filters { grid-template-columns: 1fr; }
  .report-search { grid-column: auto; }
  .course-performance-row { grid-template-columns: 1fr; gap: 15px; }
}

/* V1.9 — sécurité et préparation au lancement */
.launch-header { align-items: center; }
.launch-score { display: grid; min-width: 190px; padding: 22px 26px; border: 1px solid var(--line); border-radius: 20px; background: var(--paper); box-shadow: var(--shadow); }
.launch-score strong { color: var(--blue); font-size: 38px; line-height: 1; }
.launch-score span { margin-top: 7px; color: var(--muted); font-size: 13px; }
.launch-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, .85fr); gap: 26px; margin-bottom: 26px; }
.launch-checks, .audit-panel { overflow: hidden; }
.launch-check-list { display: grid; }
.launch-check { display: grid; grid-template-columns: 38px minmax(0, 1fr) auto; align-items: center; gap: 15px; padding: 17px 24px; border-top: 1px solid var(--line); }
.launch-check-icon { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; font-weight: 900; }
.launch-check.is-ready .launch-check-icon { color: #087f5b; background: #dff7ee; }
.launch-check.needs-action .launch-check-icon { color: #a46700; background: #fff1ce; }
.launch-check > div { display: grid; gap: 4px; }
.launch-check small { color: var(--muted); line-height: 1.4; }
.status-warning { color: #a46700; background: #fff1ce; }
.launch-side-stack { display: grid; align-content: start; gap: 18px; }
.launch-info { padding: 24px; }
.launch-info h2 { margin: 8px 0; }
.launch-info p { color: var(--muted); line-height: 1.55; }
.launch-info code { display: block; overflow-wrap: anywhere; margin-top: 14px; padding: 12px; border-radius: 10px; background: var(--mist); font-size: 12px; }
.audit-panel .empty-state { padding: 35px; text-align: center; color: var(--muted); }
.legal-links { display: flex; justify-content: center; gap: 20px; padding: 30px 20px; color: var(--muted); font-size: 13px; }
.legal-links a { color: inherit; }
.legal-page { max-width: 920px; padding-top: 42px; padding-bottom: 50px; }
.legal-brand { display: block; width: 220px; margin: 0 auto 28px; }
html[data-theme="dark"] .legal-brand img { filter: brightness(0) invert(1); }
.legal-card { padding: clamp(28px, 5vw, 58px); }
.legal-card h1 { margin: 8px 0 32px; font-size: clamp(34px, 6vw, 58px); }
.legal-card h2 { margin: 28px 0 10px; }
.legal-card p { line-height: 1.75; }
[data-theme="dark"] .launch-check.is-ready .launch-check-icon { color: #7be0b9; background: #12392f; }
[data-theme="dark"] .launch-check.needs-action .launch-check-icon,
[data-theme="dark"] .status-warning { color: #ffd27a; background: #40351b; }
@media (max-width: 980px) {
  .launch-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .launch-header { align-items: stretch; }
  .launch-score { min-width: 0; }
  .launch-check { grid-template-columns: 34px 1fr; padding: 16px; }
  .launch-check .status { grid-column: 2; justify-self: start; }
}