/* Passage 13 — ISO MAQUETTE : CSS de REFERENCE-VALIDEE/ecrans/cours.html repris TEL QUEL (base de la page cours + étape Vidéo). Ne pas retoucher ici : les ajouts vont dans cours-ajouts.css. */
*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background:linear-gradient(180deg,#faf4e7,#f6efdf);color:#173B2C;display:flex;justify-content:center;min-height:100vh}
.app{width:100%;max-width:430px;padding:14px 20px 0;display:flex;flex-direction:column;min-height:100vh}
.haut{display:flex;align-items:center;gap:10px}.rond{width:42px;height:42px;border-radius:50%;background:#ece6d8;display:grid;place-items:center;flex:none}
.pill{background:#e6f3d2;font:800 14px Nunito;padding:7px 14px;border-radius:999px}
.med{border-radius:50%;padding:3px;background:#bfe48f;flex:none}.med img{width:100%;height:100%;border-radius:50%;display:block}
.bulle{position:relative;background:#d8efbf;font-weight:700;font-size:15px;padding:10px 14px;border-radius:16px}
.bulle:before{content:"";position:absolute;left:-9px;top:16px;border:9px solid transparent;border-right-color:#d8efbf;border-left:0}
h1{font:900 30px/1.06 Nunito;margin-top:12px}h2{font:900 18px Nunito;margin:16px 0 8px}
.sous{font-weight:600;color:#4a5550;margin-top:4px;font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:10px 14px;border-radius:14px;background:#fbf7ee;border:2px solid #d9cdb4;font:800 15px Nunito}
.sp .chip{padding:8px 11px;font-size:14px}.chip.on{background:#c3ec96;border-color:#8cc957}
.cta{margin-top:auto;margin-bottom:18px;width:100%;border:0;border-radius:24px;padding:17px;font:900 21px Nunito;color:#173B2C;background:linear-gradient(180deg,#c3ec96,#a6e36f);border:2px solid #8cc957;box-shadow:0 6px 14px rgba(120,180,70,.28)}
.zone{background:#fff;border:2px dashed #cdbf9f;border-radius:16px;padding:12px;font-size:14.5px;color:#7a776d;min-height:72px}
.opt{font:600 12px Inter;color:#7a776d;margin-left:6px}
.tab{background:linear-gradient(160deg,#1f4a3a,#163a2d 60%,#123227);border:9px solid #c98a44;border-radius:10px;box-shadow:inset 0 0 0 2px #9c6127,0 10px 20px rgba(60,40,10,.2);color:#f4f1e6;font-family:Kalam;padding:10px 14px;position:relative}
.ctrl{display:flex;align-items:center;gap:10px;margin:12px 2px}.pp{width:40px;height:40px;border-radius:50%;background:#173B2C;display:grid;place-items:center}
.barre{flex:1;height:7px;border-radius:6px;background:#e3dccb;overflow:hidden}.barre i{display:block;width:12%;height:100%;background:#7cbf4c}.tps{font-size:13px;font-weight:700;color:#5d5a52}.v{font:800 13px Nunito;background:#ece6d8;padding:5px 9px;border-radius:10px}
.tabs{display:flex;gap:8px;overflow-x:auto;margin:0 -20px;padding:2px 20px 6px;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.defil{font-size:12px;color:#8a857a;text-align:right;margin:2px 0 14px}.tb{flex:none;display:flex;align-items:center;justify-content:center;gap:7px;padding:12px 16px;white-space:nowrap;border-radius:16px;background:#fbf7ee;border:2px solid #d9cdb4;font:900 15px Nunito}.tb.on{background:#c3ec96;border-color:#8cc957}
.parcours{display:flex;gap:6px}.p{flex:1;display:flex;align-items:center;gap:6px;font:800 13.5px Nunito;background:#fff;border-radius:14px;padding:9px 8px;border:2px solid #e6dcc6}.p i{width:22px;height:22px;border-radius:50%;background:#ece6d8;display:grid;place-items:center;font-style:normal;font-size:12px;flex:none}.p.ok i{background:#7cbf4c}
.conseil{display:flex;gap:10px;align-items:center;background:#fff;border-radius:16px;padding:10px 12px;margin:14px 0 18px;font-size:14px;border:2px solid #e6dcc6}
.tb.done{background:#eef8e3;border-color:#bfe2a0}.tb.done .ok{margin-left:2px}.etp{display:flex;align-items:center;gap:8px;margin-top:10px;font:800 13.5px Nunito;color:#5d675f}.etp .pts{display:flex;gap:4px}.etp .pts i{width:22px;height:6px;border-radius:4px;background:#e2d8c2}.etp .pts i.f{background:#7cc24a}.etp .pts i.c{background:#173B2C}.suiv{display:block;text-align:center;margin:18px 0 22px;border-radius:18px;padding:15px;font:900 18px Nunito;color:#173B2C;background:linear-gradient(180deg,#c3ec96,#a6e36f);border:2px solid #8cc957;box-shadow:0 6px 14px rgba(120,180,70,.25)}