.labn{--navy:#082d7d;--blue:#eaf4ff;--line:#dce6f2;--violet:#f2ebff;max-width:1240px;margin:auto;padding:0 clamp(16px,4vw,48px) 50px;color:#183d70}.labn *{box-sizing:border-box}.labn button{font:inherit}.labn-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.labn-hero{display:grid;grid-template-columns:1.4fr .6fr;align-items:center;min-height:330px;margin:28px 0 38px;padding:clamp(28px,5vw,62px);border-radius:32px;background:linear-gradient(125deg,#e7f3ff,#fff 60%,#f3edff)}.labn-hero small,.labn-exp-hero small{font-weight:900;letter-spacing:.14em;color:#55749a}.labn-hero h1,.labn-exp-hero h1{margin:.3rem 0;color:var(--navy);font:800 clamp(3rem,6vw,5.7rem)/.95 Georgia,serif}.labn-hero p{font-size:1.2rem}.labn-hero img{width:100%;max-height:250px;object-fit:contain}.labn-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.labn-card{display:grid;grid-template-rows:auto 120px auto 1fr auto;gap:10px;min-height:300px;padding:24px;border:1px solid var(--line);border-radius:22px;background:#fff;color:#173d71;text-align:left;box-shadow:0 10px 28px #082d7d10;cursor:pointer}.labn-card:hover,.labn-card:focus-visible{transform:translateY(-4px);border-color:#7da9d7;outline:4px solid #ffda70}.labn-card>span{color:#8298b5;font-weight:900;letter-spacing:.12em}.labn-card div{display:grid;place-items:center;border-radius:16px;background:#f7faff;overflow:hidden}.labn-card img{width:100%;height:120px;object-fit:contain}.labn-card b{font-size:4rem}.labn-card h3{margin:0;color:var(--navy);font:800 1.55rem Georgia,serif}.labn-card p{margin:0}.labn-card small{color:#357e83;font-weight:900}.labn-index{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:20px 0}.labn-index button{min-width:43px;min-height:43px;border:2px solid #d2dfed;border-radius:12px;background:#fff;color:var(--navy);font-weight:900}.labn-index button:first-child{margin-right:auto;padding:0 15px}.labn-index button.active{background:var(--navy);border-color:var(--navy);color:#fff}.labn-exp-hero{display:grid;grid-template-columns:minmax(210px,32%) 1fr;align-items:center;gap:30px;margin-bottom:24px;padding:34px;border:1px solid var(--line);border-radius:30px;background:linear-gradient(130deg,#eaf4ff,#fff 60%,#f5efff)}.labn-exp-hero figure{display:grid;place-items:center;height:210px;margin:0;border-radius:24px;background:#fff;overflow:hidden}.labn-exp-hero img{width:100%;height:100%;object-fit:contain}.labn-exp-hero figure b{font-size:6rem}.labn-exp-hero h1{font-size:clamp(2.7rem,5vw,4.8rem)}.labn-exp-hero p{font-size:1.15rem}.labn-exp-hero span{display:inline-block;padding:8px 13px;border-radius:999px;background:#e8f3fb;font-weight:850}.labn-block,.labn-access,.labn-sensory{margin:0 0 20px;padding:clamp(20px,3vw,30px);border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 9px 26px #082d7d0c}.labn-block>header{display:flex;align-items:center;gap:12px;margin-bottom:18px}.labn-block>header>span{display:grid;place-items:center;min-width:48px;height:48px;padding:7px;border-radius:14px;background:#edf5ff;font-weight:900}.labn-block h2{margin:0;color:var(--navy);font:800 clamp(1.65rem,3vw,2.15rem) Georgia,serif}.labn-block header p{margin:.25rem 0 0}.labn-materials{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:11px}.labn-materials button,.labn-predict button{display:flex;align-items:center;gap:12px;min-height:88px;padding:13px;border:2px solid var(--line);border-radius:17px;background:#fbfdff;color:#24486d;text-align:left}.labn-materials img,.labn-predict img{width:64px;height:58px;object-fit:contain}.labn-materials button.selected,.labn-predict button.selected,.labn-toggles button.selected,.labn-modes button.selected{border-color:#3c8a68;background:#edf9f2}.labn-toggles{display:flex;flex-wrap:wrap;gap:9px}.labn-toggles button,.labn-modes button{padding:11px 14px;border:2px solid #d5e1ed;border-radius:13px;background:#fff;color:#294c72;font-weight:800}.labn-note{padding:12px 15px;border-left:5px solid #6d96c3;background:#f2f7fd}.labn-access summary{cursor:pointer;color:var(--navy);font-weight:900}.labn-access .labn-toggles{margin-top:16px}.labn-sensory{border-left:7px solid #6b83b1;background:#f5f6ff}.labn-predict{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.labn-predict button{flex-direction:column;justify-content:center;text-align:center;cursor:pointer}.labn-progress{height:10px;margin-bottom:17px;border-radius:999px;background:#e5edf6;overflow:hidden}.labn-progress i{display:block;height:100%;background:linear-gradient(90deg,#408cca,#7164b1)}.labn-step{display:grid;grid-template-columns:92px 1fr;align-items:center;gap:18px;margin-bottom:16px;padding:18px;border-radius:20px;background:linear-gradient(135deg,#edf6ff,#fff)}.labn-step>img{width:92px;height:82px;object-fit:contain}.labn-step>span{font-size:2.3rem;text-align:center}.labn-step small{font-weight:900;color:#607b9c}.labn-step p{font-size:1.15rem;line-height:1.55}.labn-audio{display:inline-grid;place-items:center;width:34px;height:34px;margin-left:7px;border:1px solid #b9cce0;border-radius:50%;background:#fff;color:var(--navy)}.labn-complete{padding:14px;border-radius:14px;background:#eaf8f0;color:#236647;font-weight:900}.labn-learn{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:15px;margin-top:16px}.labn-learn article{padding:22px;border-radius:20px;background:#eaf4ff;line-height:1.65}.labn-learn article.story{background:#f2ebff}.labn-learn img{float:left;width:72px;height:72px;margin:0 15px 8px 0;object-fit:contain}.labn-reflect{margin:15px 0;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fcfdff}.labn-reflect h3{color:#173e78}.labn-reflect textarea{width:100%;min-height:95px;margin-top:12px;padding:14px;border:2px solid #cbd9e7;border-radius:14px;font:inherit}.labn-reflect details{margin-top:12px}.labn-modes{display:flex;flex-wrap:wrap;gap:8px}.labn-bottom{display:flex;justify-content:space-between;gap:12px;padding:20px;border-radius:20px;background:#f2f7fd}.labn button:focus-visible,.labn textarea:focus-visible,.labn summary:focus-visible{outline:4px solid #ffcf55;outline-offset:3px}@media(max-width:850px){.labn-grid{grid-template-columns:repeat(2,1fr)}.labn-hero,.labn-exp-hero{grid-template-columns:1fr}.labn-hero img{display:none}}@media(max-width:580px){.labn{padding-inline:12px}.labn-grid{grid-template-columns:1fr}.labn-exp-hero{padding:20px}.labn-step{grid-template-columns:65px 1fr}.labn-bottom{display:grid}.labn-top{align-items:flex-start;flex-direction:column}}
/* Laboratorio v2: apoyos visuales opcionales, concretos y semánticos */
.labn-v2 .labn-hero-semantic{display:flex;align-items:center;justify-content:center;gap:.16em;width:100%;height:100%;padding:12px;font-size:clamp(2.4rem,6vw,5rem);line-height:1;letter-spacing:.03em;background:linear-gradient(145deg,#fff,#edf7ff);overflow:hidden}.labn-v2 .labn-hero-semantic b{font-size:.55em;color:#316ba2}.labn-v2 .labn-card .labn-hero-semantic{font-size:2.3rem}.labn-global-visual{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:-4px 0 20px;padding:14px 18px;border:2px solid #d8e5f0;border-radius:18px;background:#f8fbfe}.labn-global-visual p{margin:0;color:#4d6784}.labn-visual-toggle.active{background:#0b397e!important;color:#fff!important;border-color:#0b397e!important}.labn-semantic{display:grid;place-items:center;flex:0 0 auto;min-width:72px;min-height:64px;padding:8px;border:2px solid #d9e6f1;border-radius:15px;background:#fff;font-size:2rem;line-height:1.15;text-align:center}.labn-semantic.pict img{width:68px;height:58px;object-fit:contain}.labn-v2 .labn-toggles button{display:inline-flex;align-items:center;gap:8px}.labn-v2 .labn-toggles .labn-semantic{min-width:50px;min-height:48px;font-size:1.4rem}.labn-v2 .labn-toggles .labn-semantic.pict img{width:48px;height:42px}.labn-v2 .labn-modes button{display:inline-flex;align-items:center;gap:7px}.labn-v2 .labn-modes .labn-semantic{min-width:45px;min-height:42px;font-size:1.25rem}.labn-v2 .labn-step{grid-template-columns:minmax(100px,150px) 1fr}.labn-v2 .labn-step>.labn-semantic{font-size:2.2rem;min-height:90px}.labn-reflect-support{margin-top:12px;padding:11px 14px;border-radius:12px;background:#edf6ff;font-weight:800}.labn-v2:not(.visual-on) .labn-materials button,.labn-v2:not(.visual-on) .labn-predict button{min-height:68px}.labn-v2 .labn-learn>.story>.labn-semantic,.labn-v2 .labn-learn>article>.labn-semantic{float:left;margin:0 14px 8px 0}@media(max-width:580px){.labn-v2 .labn-step{grid-template-columns:1fr}.labn-global-visual{align-items:flex-start}.labn-v2 .labn-hero-semantic{font-size:2.4rem}.labn-v2 .labn-card .labn-hero-semantic{font-size:2rem}}