/* ============================================================
   CODE-MEGA / CleoTech - Design premium (Vercel + Stripe Docs)
   Thème sombre, accents bleu / violet, responsive
   ============================================================ */

:root {
  --bg: #030712;
  --panel: #0a0f1e;
  --card: #0d1424;
  --line: #1e293b;
  --line-2: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --dim: #64748b;
  --accent: #6366f1;
  --accent-2: #8b5cf6;
  --accent-3: #38bdf8;
  --ok: #22c55e;
  --warn: #f59e0b;
  --bad: #ef4444;
  --radius: 14px;
  --maxw: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #030712; }
::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: #334155; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.muted { color: var(--muted); }
.ok { color: var(--ok); font-weight: 600; }
.warn { color: var(--warn); font-weight: 600; }
.bad { color: var(--bad); font-weight: 600; }
.hidden { display: none !important; }

.grad {
  background: linear-gradient(100deg, #818cf8, #38bdf8 55%, #c084fc);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- En-tête ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  backdrop-filter: blur(14px);
  background: rgba(3,7,18,.82);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 20px; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.18rem; flex-shrink: 0; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; font-size: .95rem;
  box-shadow: 0 6px 18px rgba(99,102,241,.4);
}
.brand-text { color: #fff; letter-spacing: -.02em; }
.brand-accent { color: var(--accent-3); }
.brand-badge {
  font-size: .6rem; font-weight: 800; letter-spacing: .08em;
  padding: 3px 6px; border-radius: 6px;
  background: rgba(139,92,246,.16); color: #c4b5fd; border: 1px solid rgba(139,92,246,.35);
}
.main-nav { display: flex; gap: 4px; margin-left: 8px; }
.main-nav a {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 14px; border-radius: 9px;
  color: var(--muted); font-size: .9rem; font-weight: 600;
  transition: background .18s, color .18s;
}
.main-nav a:hover { color: #fff; background: rgba(148,163,184,.09); }
.main-nav a.active { color: #fff; background: rgba(99,102,241,.16); }
.header-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.quick-search {
  position: relative; display: flex; align-items: center;
}
.quick-search i { position: absolute; left: 13px; color: var(--dim); font-size: .85rem; }
.quick-search input {
  width: 250px; padding: 10px 14px 10px 36px;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  color: var(--text); font-size: .88rem; outline: none;
  transition: border-color .2s, box-shadow .2s, width .2s;
}
.quick-search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99,102,241,.16); width: 290px; }
.user-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: 5px 14px 5px 5px; color: var(--text); font-weight: 600; font-size: .86rem; cursor: pointer;
}
.user-chip:hover { border-color: var(--line-2); }
.avatar {
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center; font-size: .68rem; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff;
  flex-shrink: 0;
}
.avatar.sm { width: 30px; height: 30px; font-size: .72rem; }
.avatar.big { width: 58px; height: 58px; font-size: 1.2rem; }
.burger { display: none; background: none; border: none; color: var(--text); font-size: 1.3rem; cursor: pointer; }

/* ---------- Boutons ---------- */
.btn-primary, .btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: 10px; font-size: .88rem; font-weight: 700;
  cursor: pointer; border: 1px solid transparent; transition: all .18s; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; box-shadow: 0 6px 20px rgba(99,102,241,.35);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(99,102,241,.45); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.btn-ghost { background: var(--card); border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--line-2); background: #131c31; }
.btn-primary.sm, .btn-ghost.sm { padding: 8px 13px; font-size: .82rem; }
.btn-primary.lg, .btn-ghost.lg { padding: 14px 26px; font-size: .96rem; }

.link-more { color: var(--accent-3); font-weight: 600; font-size: .9rem; }
.link-more:hover { text-decoration: underline; }

/* ---------- Sections ---------- */
.site-main { min-height: 60vh; }
.section { padding: 46px 22px; }
.page-title { font-size: clamp(1.6rem, 4vw, 2.3rem); font-weight: 800; margin: 0 0 8px; letter-spacing: -.02em; }
.page-sub { color: var(--muted); margin: 0 0 22px; font-size: .96rem; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.section-head h2 { font-size: 1.4rem; font-weight: 800; margin: 0; letter-spacing: -.02em; }

/* ---------- Accueil : hero ---------- */
.hero-home { position: relative; padding: 74px 0 44px; overflow: hidden; }
.hero-home::before {
  content: ''; position: absolute; inset: -20% -10% auto -10%; height: 460px;
  background: radial-gradient(60% 100% at 50% 0%, rgba(99,102,241,.28), transparent 70%),
              radial-gradient(50% 90% at 80% 10%, rgba(56,189,248,.18), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; text-align: center; max-width: 900px; margin: 0 auto; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 15px; border-radius: 999px; font-size: .82rem; font-weight: 700;
  background: rgba(99,102,241,.13); border: 1px solid rgba(99,102,241,.3); color: #c7d2fe;
  margin-bottom: 22px;
}
.hero-title { font-size: clamp(2.1rem, 6vw, 3.7rem); font-weight: 900; line-height: 1.08; margin: 0 0 18px; letter-spacing: -.03em; }
.hero-sub { color: var(--muted); font-size: clamp(1rem, 2.2vw, 1.16rem); max-width: 680px; margin: 0 auto 30px; line-height: 1.65; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 42px; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 640px; margin: 0 auto; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px 10px; }
.stat strong { display: block; font-size: 1.5rem; font-weight: 900; color: #fff; }
.stat span { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }

/* ---------- Accueil : catégories ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
.cat-card {
  position: relative; display: flex; align-items: center; gap: 12px;
  padding: 16px; border-radius: 13px;
  background: var(--card); border: 1px solid var(--line);
  transition: transform .18s, border-color .18s, background .18s;
}
.cat-card:hover { transform: translateY(-3px); border-color: var(--accent); background: #131c31; }
.cat-icon {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: rgba(99,102,241,.14); color: var(--accent-3); font-size: 1rem; flex-shrink: 0;
}
.cat-name { font-weight: 700; font-size: .92rem; }
.cat-count { margin-left: auto; font-size: .76rem; color: var(--muted); background: rgba(148,163,184,.1); padding: 3px 8px; border-radius: 999px; }

/* ---------- Bandeau de fonctionnalités ---------- */
.feature-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.feature-item {
  display: flex; gap: 14px; padding: 20px; border-radius: 13px;
  background: linear-gradient(160deg, var(--card), var(--panel)); border: 1px solid var(--line);
}
.feature-item i { font-size: 1.3rem; color: var(--accent-3); margin-top: 3px; }
.feature-item h3 { margin: 0 0 5px; font-size: 1rem; font-weight: 700; }
.feature-item p { margin: 0; font-size: .85rem; color: var(--muted); line-height: 1.55; }

/* ---------- Grille de composants ---------- */
.comp-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.comp-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .22s, border-color .22s, box-shadow .22s;
}
.comp-card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: 0 18px 44px rgba(0,0,0,.5); }
.comp-preview { position: relative; height: 170px; background: #060b18; border-bottom: 1px solid var(--line); overflow: hidden; }
.preview-frame { width: 100%; height: 100%; border: 0; pointer-events: none; background: transparent; }
.comp-badge {
  position: absolute; top: 10px; left: 10px;
  font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em;
  padding: 4px 9px; border-radius: 6px; background: rgba(3,7,18,.82); color: #c7d2fe;
  border: 1px solid rgba(99,102,241,.35); backdrop-filter: blur(6px);
}
.comp-badge.inline { position: static; display: inline-block; margin-bottom: 10px; }
.fav-btn {
  position: absolute; top: 10px; right: 10px;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(3,7,18,.82); border: 1px solid var(--line); color: var(--muted);
  cursor: pointer; transition: all .18s; backdrop-filter: blur(6px);
}
.fav-btn:hover { color: #f472b6; border-color: #f472b6; }
.fav-btn.on { color: #ef4444; border-color: #ef4444; }
.fav-btn.big { position: static; width: auto; height: auto; border-radius: 10px; padding: 10px 16px; font-weight: 700; gap: 7px; display: inline-flex; align-items: center; }
.comp-body { padding: 16px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.comp-title { margin: 0; font-size: 1rem; font-weight: 700; line-height: 1.35; }
.comp-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: .7rem; font-weight: 600; padding: 3px 9px; border-radius: 999px;
  background: rgba(148,163,184,.1); color: var(--muted); border: 1px solid var(--line);
}
.comp-actions { display: flex; gap: 8px; margin-top: auto; }
.comp-actions .btn-primary { flex: 1; }

/* ---------- Bibliothèque : mise en page ---------- */
.library-layout { display: grid; grid-template-columns: 250px 1fr; gap: 26px; align-items: start; }
.filters { position: sticky; top: 86px; display: flex; flex-direction: column; gap: 22px; }
.filter-group h4 { margin: 0 0 11px; font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; color: var(--dim); }
.filter-list { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 13px; border-radius: 999px; font-size: .8rem; font-weight: 600;
  background: var(--card); border: 1px solid var(--line); color: var(--muted);
  cursor: pointer; transition: all .18s; white-space: nowrap;
}
.chip:hover { border-color: var(--line-2); color: var(--text); }
.chip.active { background: rgba(99,102,241,.18); border-color: var(--accent); color: #c7d2fe; }
.chip.done { background: rgba(34,197,94,.15); border-color: var(--ok); color: #86efac; }
.library-main { min-width: 0; }
.sentinel { height: 40px; }
.load-status { text-align: center; padding: 18px 0; color: var(--muted); font-size: .88rem; }
.end-note { color: var(--dim); }

/* ---------- Détail ---------- */
.back-link {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px;
  background: none; border: none; color: var(--muted); font-size: .9rem; font-weight: 600; cursor: pointer;
}
.back-link:hover { color: #fff; }
.detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; flex-wrap: wrap; margin-bottom: 24px; }
.detail-actions { display: flex; gap: 10px; align-items: center; }
.detail-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 22px; }
.dtab {
  padding: 11px 18px; background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--muted); font-size: .9rem; font-weight: 700; cursor: pointer; transition: all .18s;
}
.dtab:hover { color: var(--text); }
.dtab.active { color: #fff; border-bottom-color: var(--accent); }
.detail-preview-wrap {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff;
}
.detail-frame { width: 100%; height: 460px; border: 0; display: block; background: #fff; }

/* Panneau de code */
.code-panel { display: flex; flex-direction: column; gap: 14px; }
.fw-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.fw-tab {
  padding: 8px 14px; border-radius: 9px; font-size: .82rem; font-weight: 700;
  background: var(--card); border: 1px solid var(--line); color: var(--muted); cursor: pointer;
  transition: all .18s;
}
.fw-tab:hover { color: var(--text); border-color: var(--line-2); }
.fw-tab.active { background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-color: transparent; color: #fff; box-shadow: 0 6px 18px rgba(99,102,241,.3); }
.copy-bar { display: flex; gap: 9px; flex-wrap: wrap; }
.cb-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 15px; border-radius: 9px; font-size: .82rem; font-weight: 700;
  background: var(--card); border: 1px solid var(--line-2); color: var(--text); cursor: pointer;
  transition: all .18s;
}
.cb-btn:hover { background: #131c31; border-color: var(--accent); }
.cb-btn:active { transform: scale(.97); }
.cb-btn.tw { border-color: rgba(56,189,248,.5); color: #7dd3fc; }
.cb-btn.tw:hover { border-color: var(--accent-3); background: rgba(56,189,248,.1); }
.cb-btn.copied { background: var(--ok); border-color: var(--ok); color: #fff; }
.code-block {
  margin: 0; background: #060b18; border: 1px solid var(--line); border-radius: 12px;
  overflow: auto; max-height: 460px;
}
.code-block code {
  display: block; padding: 16px 18px;
  font-family: 'JetBrains Mono', monospace; font-size: .8rem; line-height: 1.7;
  color: #cbd5e1; white-space: pre;
}
.code-sub { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--dim); margin-top: 4px; }
.tok-comment { color: #64748b; font-style: italic; }
.tok-tag { color: #f472b6; }
.tok-attr { color: #fbbf24; }
.tok-string { color: #4ade80; }
.tok-prop { color: #38bdf8; }
.tok-value { color: #a5b4fc; }
.tok-keyword { color: #c084fc; }
.tok-num { color: #fb923c; }

/* Extras (astuces + raccourcis) */
.detail-extra, .lesson-extra { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.extra-card { background: var(--card); border: 1px solid var(--line); border-radius: 13px; padding: 20px; }
.extra-card h3 { margin: 0 0 12px; font-size: 1rem; font-weight: 700; }
.extra-card h3 i { color: var(--accent-3); margin-right: 7px; }
.extra-card ul { margin: 0; padding-left: 18px; display: flex; flex-direction: column; gap: 8px; }
.extra-card li { font-size: .87rem; color: var(--muted); line-height: 1.5; }

/* Commentaires */
.comments-block { margin-top: 30px; }
.comments-block h3 { font-size: 1.1rem; margin: 0 0 16px; }
.comment-form { display: flex; gap: 9px; margin-bottom: 18px; flex-wrap: wrap; }
.comment-form input {
  flex: 1; min-width: 180px; padding: 11px 14px;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  color: var(--text); font-size: .88rem; outline: none;
}
.comment-form input:focus { border-color: var(--accent); }
.comments-list { display: flex; flex-direction: column; gap: 12px; }
.comment { display: flex; gap: 12px; padding: 14px; background: var(--card); border: 1px solid var(--line); border-radius: 11px; }
.comment strong { font-size: .88rem; }
.comment p { margin: 4px 0 0; font-size: .87rem; color: var(--muted); }

/* ---------- École : progression ---------- */
.progress-hero {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px;
  padding: 20px 24px; border-radius: 14px; margin-bottom: 30px;
  background: linear-gradient(160deg, var(--card), var(--panel)); border: 1px solid var(--line);
}
.progress-info strong { font-size: 1.2rem; }
.progress-track { height: 10px; background: #1e293b; border-radius: 999px; overflow: hidden; }
.progress-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--accent-3)); transition: width .6s ease; }
.progress-pct { font-weight: 800; font-size: 1.1rem; color: #fff; }
.modules { display: flex; flex-direction: column; gap: 24px; }
.module-card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.module-head { display: flex; align-items: center; gap: 16px; padding: 20px 22px; }
.module-icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  font-size: 1.35rem; color: #fff; background: var(--mc, var(--accent)); flex-shrink: 0;
}
.module-head h2 { margin: 0 0 4px; font-size: 1.15rem; font-weight: 800; }
.module-head p { margin: 0; font-size: .86rem; color: var(--muted); }
.module-progress { margin-left: auto; font-weight: 800; color: var(--muted); font-size: .9rem; }
.module-bar { height: 4px; background: #1e293b; }
.module-bar-fill { height: 100%; transition: width .6s ease; }
.skill-list { list-style: none; margin: 0; padding: 8px; display: flex; flex-direction: column; gap: 6px; }
.skill-item {
  display: flex; align-items: center; gap: 14px; padding: 14px 16px;
  border-radius: 11px; cursor: pointer; transition: background .18s; border: 1px solid transparent;
}
.skill-item:hover { background: #131c31; border-color: var(--line); }
.skill-item.done .skill-num { background: var(--ok); color: #fff; }
.skill-num {
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(148,163,184,.12); color: var(--muted); font-size: .82rem; font-weight: 800; flex-shrink: 0;
}
.skill-title { font-weight: 600; font-size: .94rem; flex: 1; }
.skill-dur { font-size: .78rem; color: var(--dim); }
.skill-arrow { color: var(--dim); font-size: .8rem; }

/* ---------- École : leçon ---------- */
.skill-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 10px; }
.skill-head .page-title { margin: 0; }
.skill-intro { color: var(--muted); font-size: 1.02rem; line-height: 1.65; margin: 0 0 26px; }
.lesson-block { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; margin-bottom: 20px; }
.lesson-block h2 { font-size: 1.08rem; margin: 0 0 16px; font-weight: 800; }
.lesson-block h2 i { color: var(--accent-3); margin-right: 8px; }
.lesson-item { margin-bottom: 16px; }
.lesson-item h3 { font-size: .96rem; margin: 0 0 6px; color: #c7d2fe; }
.lesson-item p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.6; }
.editor-block .editor-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.editor-input {
  width: 100%; min-height: 240px; padding: 16px; resize: vertical;
  background: #060b18; border: 1px solid var(--line); border-radius: 11px;
  color: #cbd5e1; font-family: 'JetBrains Mono', monospace; font-size: .82rem; line-height: 1.6; outline: none;
}
.editor-input:focus { border-color: var(--accent); }
.editor-side { display: flex; flex-direction: column; gap: 12px; }
.editor-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.editor-preview {
  flex: 1; min-height: 150px; padding: 14px; overflow: auto;
  background: #fff; color: #111; border-radius: 11px; border: 1px solid var(--line);
}
.editor-result { min-height: 40px; font-family: 'JetBrains Mono', monospace; font-size: .78rem; }
.editor-result .check { margin-top: 8px; padding: 9px 12px; border-radius: 8px; font-weight: 600; }
.editor-result .check.ok { background: rgba(34,197,94,.14); color: #86efac; }
.editor-result .check.warn { background: rgba(245,158,11,.14); color: #fcd34d; }
.quiz-block .quiz-item { margin-bottom: 20px; }
.quiz-q { font-weight: 600; margin: 0 0 10px; font-size: .94rem; }
.quiz-opts { display: flex; flex-direction: column; gap: 8px; }
.quiz-opt {
  text-align: left; padding: 11px 15px; border-radius: 10px; font-size: .88rem;
  background: #0a0f1e; border: 1px solid var(--line); color: var(--text); cursor: pointer; transition: all .18s;
}
.quiz-opt:hover { border-color: var(--line-2); }
.quiz-opt.good { background: rgba(34,197,94,.16); border-color: var(--ok); color: #86efac; }
.quiz-opt.bad { background: rgba(239,68,68,.14); border-color: var(--bad); color: #fca5a5; }
.skill-footer { display: flex; justify-content: center; margin-top: 28px; }

/* ---------- Générateur ---------- */
.gen-layout { display: grid; grid-template-columns: 1fr; gap: 24px; max-width: 920px; }
.gen-input {
  width: 100%; padding: 16px; resize: vertical;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  color: var(--text); font-size: 1rem; font-family: inherit; outline: none; margin-bottom: 14px;
}
.gen-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99,102,241,.16); }
.gen-examples { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; font-size: .82rem; color: var(--dim); }
.gen-result { margin-top: 6px; }
.gen-loading { color: var(--muted); font-weight: 600; }
.gen-loading i { color: var(--accent-3); }

/* ---------- Tableau de bord ---------- */
.auth-block { max-width: 520px; }
.auth-form { display: flex; flex-direction: column; gap: 13px; }
.auth-form input {
  padding: 14px 16px; background: var(--card); border: 1px solid var(--line); border-radius: 11px;
  color: var(--text); font-size: .95rem; outline: none;
}
.auth-form input:focus { border-color: var(--accent); }
.dash-head { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 28px; }
.dash-head .btn-ghost { margin-left: auto; }
.dash-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 34px; }
.dash-card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.dash-card h3 { margin: 0 0 10px; font-size: .92rem; color: var(--muted); font-weight: 600; }
.dash-card h3 i { color: var(--accent-3); margin-right: 7px; }
.dash-num { font-size: 2rem; font-weight: 900; margin: 0 0 10px; color: #fff; }

/* ---------- Pied de page ---------- */
.site-footer { margin-top: 60px; border-top: 1px solid var(--line); background: var(--panel); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 32px; padding: 46px 22px; }
.footer-col h4 { font-size: .82rem; text-transform: uppercase; letter-spacing: .07em; color: var(--dim); margin: 0 0 14px; }
.footer-col a { display: block; color: var(--muted); font-size: .88rem; margin-bottom: 9px; transition: color .18s; }
.footer-col a:hover { color: var(--accent-3); }
.footer-desc { color: var(--muted); font-size: .88rem; line-height: 1.65; margin: 0 0 18px; max-width: 340px; }
.footer-social { display: flex; gap: 11px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: var(--card); border: 1px solid var(--line); font-size: 1rem; transition: all .18s;
}
.footer-social a:hover { transform: translateY(-2px); }
.social-fb:hover { background: #1877f2; border-color: #1877f2; color: #fff; }
.social-wa:hover { background: #25d366; border-color: #25d366; color: #fff; }
.social-mail:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 20px 22px; border-top: 1px solid var(--line); color: var(--dim); font-size: .82rem;
}
.footer-tag { color: var(--muted); }

/* ---------- Toast + boot ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(150%);
  background: var(--card); border: 1px solid var(--line-2); color: #f8fafc;
  padding: 13px 22px; border-radius: 12px; font-size: .88rem; font-weight: 600;
  box-shadow: 0 14px 44px rgba(0,0,0,.6); transition: transform .3s ease; z-index: 2000;
}
.toast.show { transform: translateX(-50%) translateY(0); }
.boot { display: grid; place-items: center; min-height: 70vh; font-size: 2.4rem; color: var(--accent); }

.comments-list .comment strong { color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .library-layout { grid-template-columns: 1fr; }
  .filters { position: static; }
}
@media (max-width: 860px) {
  .main-nav {
    position: absolute; top: 66px; left: 0; right: 0;
    flex-direction: column; background: var(--panel); border-bottom: 1px solid var(--line);
    padding: 12px; gap: 4px; display: none;
  }
  .main-nav.open { display: flex; }
  .burger { display: block; margin-left: auto; }
  .quick-search input { width: 150px; }
  .quick-search input:focus { width: 180px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .editor-block .editor-layout { grid-template-columns: 1fr; }
  .detail-extra, .lesson-extra { grid-template-columns: 1fr; }
  .progress-hero { grid-template-columns: 1fr; text-align: center; }
}
@media (max-width: 640px) {
  .section { padding: 30px 16px; }
  .comp-grid { grid-template-columns: 1fr; }
  .header-actions .quick-search { display: none; }
  .brand-badge { display: none; }
  .footer-grid { grid-template-columns: 1fr; padding: 32px 16px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn-primary, .hero-cta .btn-ghost { width: 100%; }
}