/* ============================================================
   GUIDINEE.COM — Styles spécifiques pages-sections de guide
   ============================================================ */

/* Grille principale : sidebar + contenu */
.section-wrap{max-width:1200px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:260px 1fr;gap:32px;align-items:start}
@media(max-width:980px){.section-wrap{grid-template-columns:1fr}}

/* ---------- Sommaire latéral (sections du niveau courant) ---------- */
aside.toc{position:sticky;top:16px;align-self:start;display:flex;flex-direction:column;gap:14px}
@media(max-width:980px){aside.toc{position:static}}
aside.toc .toc-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow)}
aside.toc h2{font-size:.78rem;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin:0 0 12px}
aside.toc .level-pill{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:700;
  color:#fff;padding:4px 10px;border-radius:999px;margin-bottom:12px}
aside.toc ol{list-style:none;margin:0;padding:0}
aside.toc li{margin:0 0 4px}
aside.toc a{display:block;padding:8px 10px;border-radius:8px;color:var(--ink);font-size:.92rem;
  border-left:3px solid transparent}
aside.toc a:hover{background:var(--hover);text-decoration:none}
aside.toc a.is-active{background:var(--hover);border-left-color:var(--acc);font-weight:700;color:var(--acc-ink)}
aside.toc .sec-no{display:inline-block;font-weight:800;color:var(--muted);width:30px}
aside.toc a.is-active .sec-no{color:var(--acc)}
aside.toc .back-portal{font-size:.82rem;color:var(--muted);display:inline-block;margin-bottom:8px}

/* ---------- Contenu principal ---------- */
main.section-main{min-width:0;padding-bottom:48px}

article.section{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:30px 34px;margin-bottom:22px}
article.section .level-pill{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;font-weight:700;
  color:#fff;padding:4px 10px;border-radius:999px;margin-bottom:14px;text-transform:uppercase;letter-spacing:.5px}
article.section h1{margin:0 0 8px;font-size:1.7rem;line-height:1.25;display:flex;align-items:flex-start;gap:12px;flex-wrap:wrap}
article.section h1 .sec-no{color:var(--acc);font-weight:900}
/* Système d'encadré unifié : fond neutre commun + bordure gauche colorée + titre assorti */
article.section .objectif{background:var(--block);border-left:3px solid var(--acc);
  padding:14px 18px;border-radius:0 10px 10px 0;margin:14px 0 20px;font-size:.95rem;color:var(--ink)}
article.section .objectif b{color:var(--acc-ink)}
article.section .tip{background:var(--block);border-left:3px solid var(--amber);border-radius:0 10px 10px 0;
  padding:14px 18px;margin:18px 0;font-size:.94rem;color:var(--ink)}
article.section .tip b{color:var(--amber)}

/* ---------- Vidéo principale (iframe lazy) ---------- */
.video-hero{margin:14px 0 22px;border-radius:12px;overflow:hidden;background:#000;
  box-shadow:0 10px 30px rgba(16,24,40,.16)}
.video-hero .ratio{position:relative;padding-top:56.25%;background:#0a1424}
.video-hero iframe,.video-hero .placeholder{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-hero .placeholder{display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0a2e2c,#0f766e);color:#fff;cursor:pointer;text-align:center;
  flex-direction:column;gap:14px;padding:24px;transition:filter .15s ease}
.video-hero .placeholder:hover{filter:brightness(1.1)}
.video-hero .placeholder .play-big{width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.18);
  border:3px solid #fff;display:flex;align-items:center;justify-content:center;font-size:1.8rem}
.video-hero .placeholder .lab{font-weight:700;font-size:1rem;max-width:520px}
.video-hero .placeholder .sub{font-size:.86rem;opacity:.85}
.video-hero.search-mode .placeholder{cursor:default}

.video-hero + .video-caption{font-size:.86rem;color:var(--muted);margin:-12px 0 22px}
.video-hero + .video-caption a{color:var(--blue)}

/* ---------- Autres ressources (liens externes + miniature) ---------- */
.res-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin:16px 0 8px}
.res-card{display:flex;gap:12px;background:var(--block);border:1px solid var(--line);border-radius:10px;
  padding:12px;transition:background .15s ease,transform .15s ease}
.res-card:hover{background:var(--card);transform:translateY(-2px);text-decoration:none}
.res-thumb{flex:0 0 auto;width:64px;height:64px;border-radius:9px;background:#e7ecf3;color:#41566a;
  display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800}
.res-thumb.yt{background:linear-gradient(135deg,#ff0000,#cc0000);color:#fff}
.res-thumb.doc{background:linear-gradient(135deg,#0f6fc6,#1559a8);color:#fff}
.res-thumb.search{background:linear-gradient(135deg,#5c6b7a,#3a4858);color:#fff}
.res-meta{min-width:0;flex:1}
.res-title{font-weight:700;color:var(--ink);font-size:.94rem;line-height:1.3;margin:0 0 4px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.res-src{font-size:.78rem;color:var(--muted)}
.res-card .flag{margin-left:6px}

/* ---------- Navigation prev/next ---------- */
.section-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0 0}
@media(max-width:640px){.section-nav{grid-template-columns:1fr}}
.section-nav a{display:flex;flex-direction:column;gap:4px;background:var(--card);
  border:1px solid var(--line);border-radius:12px;padding:14px 18px;box-shadow:var(--shadow);
  color:var(--ink);transition:transform .15s ease,box-shadow .15s ease}
.section-nav a:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(16,24,40,.12);text-decoration:none}
.section-nav .nav-dir{font-size:.74rem;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-weight:700}
.section-nav .nav-title{font-weight:700;font-size:.98rem;color:var(--acc-ink)}
.section-nav .next{text-align:right}
.section-nav a.disabled{opacity:.45;pointer-events:none}

/* ---------- Mini header breadcrumb ---------- */
.breadcrumb{font-size:.84rem;color:#aebccb;margin-bottom:6px}
.breadcrumb a{color:#cdd8e3}
.breadcrumb a:hover{color:#fff}

/* ---------- Niveaux : couleurs --- */
.pill-l0{background:#5c6b7a}
.pill-l1{background:#188a42}
.pill-l2{background:#0f6fc6}
.pill-l3{background:#b06f00}
.pill-l4{background:#d12128}
.pill-l5{background:#6b3fa0}

/* ---------- Landing de guide : grille niveaux ---------- */
.level-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px;margin-top:18px}
.level-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px;display:flex;flex-direction:column}
.level-card .lvl-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.level-card .lvl-num{flex:0 0 auto;width:42px;height:42px;border-radius:10px;display:flex;align-items:center;
  justify-content:center;font-weight:800;color:#fff;font-size:1.15rem}
.level-card h3{margin:0;font-size:1.1rem}
.level-card p.lvl-sub{margin:0;color:var(--muted);font-size:.88rem}
.level-card ol{margin:10px 0 0;padding-left:20px;font-size:.94rem}
.level-card ol li{margin:4px 0}
.level-card a.start{margin-top:14px;display:inline-flex;align-items:center;gap:6px;color:var(--blue);
  font-weight:700;font-size:.92rem}

/* ---------- Photo bannière (landing avec image de fond) ---------- */
header.hero.guide-photo{position:relative;overflow:hidden}
header.hero.guide-photo .photo-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.40;z-index:0}
header.hero.guide-photo::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,46,44,.72) 0%,rgba(7,15,26,.85) 100%);z-index:0}
header.hero.guide-photo .hero-inner{position:relative;z-index:1}
header.hero.guide-photo .photo-credit{position:absolute;bottom:8px;right:14px;font-size:.7rem;color:rgba(255,255,255,.55);z-index:2}
header.hero.guide-photo .photo-credit a{color:rgba(255,255,255,.7);text-decoration:underline}

/* ---------- Photo dans page-section (bannière haute) ---------- */
.section-photo{margin:-30px -34px 20px;height:180px;background-size:cover;background-position:center;
  position:relative;border-radius:12px 12px 0 0}
.section-photo::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,46,44,.20) 0%,rgba(10,46,44,.55) 100%);
  border-radius:12px 12px 0 0}
.section-photo .credit{position:absolute;bottom:6px;right:12px;font-size:.7rem;color:rgba(255,255,255,.7);z-index:1}
.section-photo .credit a{color:#fff;text-decoration:underline}
@media(max-width:640px){.section-photo{margin:-30px -20px 16px;height:140px}}

/* ---------- Bloc description / définition de section ---------- */
.section-intro{background:var(--block);border-left:3px solid var(--acc);
  padding:16px 20px;border-radius:0 10px 10px 0;margin:14px 0 22px;
  color:var(--ink);font-size:.96rem;line-height:1.65}
.section-intro p{margin:0}
.section-intro p + p{margin-top:10px}
.section-intro b{color:var(--acc-ink)}

/* ---------- Iframe vidéo principale (lecture directe, sans placeholder) ---------- */
.video-hero.embed{background:#000}
.video-hero.embed .ratio iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- Miniature vidéo cliquable (ouvre la vidéo sur YouTube) ---------- */
.video-thumb{display:block;position:relative;border-radius:12px;overflow:hidden;
  background:#000;box-shadow:0 10px 30px rgba(16,24,40,.16);margin:14px 0 0;
  text-decoration:none;color:#fff;cursor:pointer}
.video-thumb .ratio{position:relative;padding-top:56.25%}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .3s ease,filter .15s ease}
.video-thumb:hover img{transform:scale(1.03);filter:brightness(.9)}
.video-thumb .play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:76px;height:76px;border-radius:50%;background:rgba(255,0,0,.92);
  display:flex;align-items:center;justify-content:center;font-size:1.8rem;
  box-shadow:0 6px 18px rgba(0,0,0,.4);transition:transform .15s ease,background .15s ease}
.video-thumb:hover .play-btn{background:#ff0000;transform:translate(-50%,-50%) scale(1.06)}
.video-thumb .yt-badge{position:absolute;bottom:10px;right:12px;
  background:rgba(0,0,0,.7);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.4px;
  padding:3px 8px;border-radius:4px;text-transform:uppercase}

.video-fallback{margin:8px 0 18px;padding:8px 12px;background:var(--block);border:1px solid var(--line);
  border-radius:8px;font-size:.86rem;color:var(--muted);display:flex;align-items:center;gap:8px}
.video-fallback a{color:var(--blue);font-weight:700}

/* ---------- Blocs pédagogiques (pilote qualité contenu) ---------- */
.time-badge{display:inline-flex;align-items:center;gap:6px;font-size:.82rem;font-weight:700;color:var(--muted);
  background:var(--chip);border-radius:999px;padding:4px 12px;margin:0 0 14px}

.vocab{background:var(--block);border-left:3px solid var(--blue);border-radius:0 10px 10px 0;padding:16px 20px;margin:18px 0}
.vocab h3{margin:0 0 10px;font-size:.95rem;text-transform:uppercase;letter-spacing:.5px;color:var(--blue)}
.vocab dl{margin:0}
.vocab dt{font-weight:800;color:var(--ink);margin-top:8px}
.vocab dd{margin:2px 0 0;color:var(--ink);font-size:.94rem}

.pratique{background:var(--block);border-left:3px solid var(--green);border-radius:0 10px 10px 0;
  padding:16px 20px;margin:22px 0}
.pratique h3{margin:0 0 10px;font-size:1rem;color:var(--green)}
.pratique ol{margin:8px 0 0;padding-left:20px}
.pratique li{margin:6px 0;font-size:.95rem}
.pratique .result{margin-top:10px;background:rgba(24,138,66,.12);border-radius:8px;padding:9px 13px;font-size:.9rem;color:var(--green)}

.keypoints{background:#0a2e2c;color:#eaf4f2;border-radius:12px;padding:18px 22px;margin:22px 0}
.keypoints h3{margin:0 0 10px;font-size:.95rem;text-transform:uppercase;letter-spacing:.5px;color:#8fd4c9}
.keypoints ul{margin:0;padding-left:20px}
.keypoints li{margin:6px 0;font-size:.95rem}

.faq-block{margin:22px 0}
.faq-block h3{font-size:1rem;margin:0 0 10px}
.faq-block details{background:var(--block);border-left:3px solid var(--muted);border-radius:0 10px 10px 0;padding:12px 16px;margin:8px 0}
.faq-block summary{font-weight:700;cursor:pointer;color:var(--ink);font-size:.95rem}
.faq-block details p{margin:10px 0 0;color:var(--ink);font-size:.93rem}

.quiz-cta{display:flex;align-items:center;gap:14px;background:linear-gradient(135deg,#123a24,#217346);color:#fff;
  border-radius:12px;padding:16px 22px;margin:22px 0;text-decoration:none;transition:filter .15s ease}
.quiz-cta:hover{filter:brightness(1.1);text-decoration:none}
.quiz-cta .qc-ico{font-size:1.6rem}
.quiz-cta .qc-txt b{display:block;font-size:1rem}
.quiz-cta .qc-txt span{font-size:.85rem;opacity:.85}

/* ---------- Quiz de niveau ---------- */
.quiz-q{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin:14px 0;box-shadow:var(--shadow)}
.quiz-q h3{margin:0 0 12px;font-size:1rem}
.quiz-q label{display:flex;gap:10px;align-items:flex-start;padding:9px 12px;border:1px solid var(--line);
  border-radius:9px;margin:6px 0;cursor:pointer;font-size:.95rem;transition:background .12s ease}
.quiz-q label:hover{background:var(--hover)}
.quiz-q label.good{background:rgba(24,138,66,.14);border-color:var(--green)}
.quiz-q label.bad{background:rgba(209,33,40,.13);border-color:var(--red)}
.quiz-q .explain{display:none;margin-top:10px;background:var(--block);border-radius:8px;padding:9px 13px;font-size:.88rem;color:var(--blue)}
.quiz-q.answered .explain{display:block}
.quiz-actions{text-align:center;margin:22px 0}
.quiz-score{font-size:1.15rem;font-weight:800;text-align:center;background:var(--card);border:1px solid var(--line);
  border-radius:12px;padding:18px;margin:18px 0;box-shadow:var(--shadow);display:none}

/* ---------- Progression (localStorage) ---------- */
.mark-done{display:inline-flex;align-items:center;gap:9px;padding:11px 20px;border-radius:10px;border:2px solid var(--acc);
  background:#fff;color:var(--acc);font-weight:800;font-size:.95rem;cursor:pointer;font-family:inherit;
  transition:background .15s ease,color .15s ease;margin:18px 0 0}
.mark-done:hover{background:#e9f5f3}
.mark-done.done{background:var(--acc);color:#fff}
.progress-wrap{margin:14px 0 4px}
.progress-track{height:10px;background:var(--chip);border-radius:999px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,#188a42,#0f766e);border-radius:999px;width:0;transition:width .4s ease}
.progress-label{font-size:.82rem;color:var(--muted);font-weight:700;margin-top:5px}
aside.toc a.completed .sec-no::after{content:" ✓";color:#188a42;font-weight:900}

/* ---------- Mini-quiz intra-leçon (bloc .flashcheck injecté au milieu du cours) ---------- */
.flashcheck{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--amber);
  border-radius:0 12px 12px 0;padding:16px 20px;margin:20px 0;box-shadow:var(--shadow)}
.flashcheck .fc-head{font-size:.85rem;text-transform:uppercase;letter-spacing:.5px;color:var(--amber);
  font-weight:800;display:flex;align-items:center;gap:8px;margin-bottom:8px}
.flashcheck .fc-q{margin:0 0 12px;font-weight:700;font-size:1rem}
.flashcheck .fc-opts{display:flex;flex-direction:column;gap:8px}
.flashcheck .fc-opt{display:block;width:100%;text-align:left;padding:10px 13px;border:1px solid var(--line);
  border-radius:9px;background:var(--block);color:var(--ink);font-family:inherit;font-size:.95rem;cursor:pointer;
  transition:background .12s ease,border-color .12s ease}
.flashcheck .fc-opt:hover:not(:disabled){background:var(--hover)}
.flashcheck .fc-opt:disabled{cursor:default}
.flashcheck .fc-opt.fc-good{background:rgba(24,138,66,.14);border-color:var(--green);font-weight:700}
.flashcheck .fc-opt.fc-bad{background:rgba(209,33,40,.13);border-color:var(--red)}
.flashcheck .fc-explain{margin-top:11px;background:var(--block);border-radius:8px;padding:10px 13px;
  font-size:.9rem;color:var(--ink)}
.flashcheck .fc-explain .ico{color:var(--amber)}

/* ---------- Glossaire : mode révision flashcards ---------- */
.gloss-modebar{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:6px 0 14px}
.gloss-mode-btn{border:1px solid var(--line);background:var(--card);color:var(--ink);font-family:inherit;
  font-weight:700;font-size:.9rem;padding:8px 15px;border-radius:999px;cursor:pointer;transition:background .15s ease}
.gloss-mode-btn:hover{background:var(--hover)}
.gloss-mode-btn.is-on{background:var(--acc);color:#fff;border-color:var(--acc)}
.gloss-mode-hint{font-size:.83rem;color:var(--muted)}
.gloss-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin:6px 0 18px}
.gloss-card{border:0;background:transparent;padding:0;cursor:pointer;font-family:inherit;
  perspective:1000px;min-height:120px;text-align:left}
.gloss-card .gc-inner{position:relative;display:block;width:100%;height:100%;min-height:120px;
  transition:transform .5s;transform-style:preserve-3d}
.gloss-card.flipped .gc-inner{transform:rotateY(180deg)}
.gloss-card .gc-face{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:14px;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);
  backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:auto}
.gloss-card .gc-front{background:var(--card);color:var(--ink);font-weight:800;font-size:1rem}
.gloss-card .gc-back{background:var(--block);color:var(--ink);font-size:.86rem;line-height:1.45;
  transform:rotateY(180deg);align-items:flex-start;text-align:left}
.gloss-card .gc-front::after{content:"↻";position:absolute;bottom:7px;right:10px;color:var(--muted);
  font-size:.85rem;font-weight:700}

/* ---------- Carte recherche YouTube (quand aucune vidéo précise) ---------- */
.video-search{display:block;position:relative;border-radius:12px;overflow:hidden;
  margin:14px 0 0;text-decoration:none;color:#fff;cursor:pointer;
  background:linear-gradient(135deg,#1e293b,#475569);box-shadow:0 10px 30px rgba(16,24,40,.16);
  transition:filter .15s ease}
.video-search:hover{filter:brightness(1.1);text-decoration:none}
.video-search .ratio{position:relative;padding-top:56.25%}
.video-search .center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:center;text-align:center;padding:24px;gap:10px}
.video-search .search-icon{width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.15);
  border:2px solid rgba(255,255,255,.45);display:flex;align-items:center;justify-content:center;font-size:1.8rem;
  transition:background .15s ease}
.video-search:hover .search-icon{background:rgba(255,255,255,.28)}
.video-search .search-text{font-weight:700;font-size:1rem;max-width:520px;line-height:1.35}
.video-search .search-sub{font-size:.84rem;opacity:.82}
.video-search .yt-badge{position:absolute;bottom:10px;right:12px;background:rgba(0,0,0,.55);color:#fff;
  font-size:.72rem;font-weight:700;letter-spacing:.4px;padding:3px 8px;border-radius:4px;text-transform:uppercase}