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@media(max-width:720px){.lesson-shelf{padding:22px}.lesson-shelf>header{display:block}.lesson-grid,.exam-workshop{grid-template-columns:1fr}.writing-station{grid-column:auto}.lesson-grid article{min-height:0}}
@media(min-width:721px) and (max-width:1000px){.syntax-dictionary article:nth-last-child(-n+2){border-bottom:1px solid var(--line)}.syntax-dictionary article:last-child{border-bottom:0}}
.guided{max-width:none;padding-left:max(28px,calc((100vw - 1404px)/2));padding-right:max(28px,calc((100vw - 1404px)/2));background:linear-gradient(180deg,#eee7dd,#f4efe8)}.guided-shell{display:grid;grid-template-columns:230px minmax(0,1fr) 250px;gap:14px;align-items:start}.guided-map,.guided-practice,.guided-coach{border:1px solid var(--line);border-radius:18px;background:var(--surface)}.guided-map,.guided-coach{position:sticky;top:130px;padding:18px}.guided-map{display:grid;gap:7px}.guided-map>.eyebrow{margin:2px 4px 8px}.guided-map button{display:grid;grid-template-columns:30px 1fr;gap:9px;text-align:left;padding:11px;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--muted);cursor:pointer}.guided-map button b{color:var(--plum);font:600 17px var(--display)}.guided-map button span{font-size:12px;font-weight:800}.guided-map button small{display:block;margin-top:2px;color:#8b817a;font-size:9px;font-weight:500}.guided-map button:hover,.guided-map button.active{border-color:#cbb9c0;background:var(--plum2);color:var(--ink)}.guided-practice{padding:30px;min-height:720px;box-shadow:var(--shadow)}.guided-top{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center}.guided-top>div:first-child{display:flex;gap:10px;align-items:center}.guided-top span{color:var(--plum);font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.guided-top strong{font-size:11px;color:var(--muted)}.route-progress{height:5px;border-radius:999px;background:var(--paper2);overflow:hidden}.route-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--plum),var(--rust));transition:width .25s}.route-visual{min-height:126px;margin:24px 0;padding:25px;border-radius:16px;background:#2b2528;color:#fff;display:flex;align-items:center;justify-content:center;gap:11px;flex-wrap:wrap;font:600 22px var(--display);text-align:center}.route-visual i{color:#d9a9bd;font-style:normal}.route-visual b{padding:7px 10px;border:1px solid rgba(255,255,255,.18);border-radius:8px}.route-visual .visual-label{width:100%;color:#cbb5bf;font:800 9px var(--sans);letter-spacing:.16em}.route-visual .syllable{padding:9px 13px;border-radius:8px;background:rgba(255,255,255,.08)}.route-visual .syllable.strong{color:#ffcfdf;border-bottom:3px solid #e2a2bb}.route-visual .bracket{position:relative;padding:21px 10px 9px;border-top:2px solid #d9a9bd}.route-visual .bracket small{position:absolute;top:2px;left:8px;font:800 8px var(--sans);color:#d9a9bd}.route-visual .predicate{border-color:#d9b481}.route-visual .nucleus{background:#8f4c69}.route-visual .duration{border-bottom:3px solid #d9a9bd}.route-visual .event{border-radius:50%}.route-visual .morph-prefix{background:#744157}.route-visual .morph-root{background:#3f675d}.route-visual .morph-suffix{background:#8a672c}.route-visual>span:not(.visual-label):not(.bracket):not(.syllable):not(.duration):not(.event){font:700 11px var(--sans);color:#ddd0d5}.route-orientation{margin:0 0 10px;color:var(--plum);font-size:11px;font-weight:800}.guided-practice h3{font:600 clamp(28px,3vw,42px)/1.08 var(--display);margin:8px 0 13px}.route-context{padding:15px 17px;border-left:3px solid var(--rust);background:#f1e7e1;color:#4f4844;font:500 18px/1.4 var(--serif)}.route-options{display:grid;gap:8px;margin-top:18px}.route-options label{display:flex;gap:11px;padding:13px 14px;border:1px solid var(--line);border-radius:10px;color:var(--muted);cursor:pointer}.route-options label:has(input:checked){border-color:var(--plum);background:var(--plum2);color:var(--ink)}.route-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.route-actions button,.route-next{border:1px solid var(--line);border-radius:9px;padding:10px 13px;background:var(--paper2);color:var(--ink);font-weight:800;cursor:pointer}.route-actions .route-check,.route-next{background:var(--plum);border-color:var(--plum);color:#fff}.route-help,.route-feedback{margin-top:11px;padding:13px 15px;border-radius:10px;background:#eee7de;color:var(--muted);font-size:13px}.route-help:empty,.route-feedback:empty{display:none}.route-feedback.correct{background:#deebe5;color:#294d42}.route-feedback.incorrect{background:#f0dfdb;color:#703c32}.route-next{margin-top:10px}.guided-coach h3{font:600 26px/1 var(--display);margin:15px 0 10px}.guided-coach>p{color:var(--muted);font-size:12px}.support-levels{display:grid;gap:8px;margin:20px 0}.support-levels span{display:grid;grid-template-columns:26px 1fr;gap:8px;align-items:center;color:var(--muted);font-size:10px}.support-levels b{width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:var(--plum2);color:var(--plum)}.guided-coach>button{width:100%;border:1px solid var(--line);border-radius:9px;padding:10px;background:transparent;color:var(--muted);cursor:pointer}
.labs{padding-top:95px;padding-bottom:95px}.labs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.lab{min-height:620px;padding:28px;border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:0 16px 45px rgba(54,39,42,.06)}.lab header>span{color:var(--plum);font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.lab h3{font:600 32px/1 var(--display);margin:11px 0}.lab header p{color:var(--muted);font-size:13px}.word-parts{display:flex;align-items:center;justify-content:center;gap:7px;margin:38px 0 22px}.word-parts button{border:1px solid var(--line);border-radius:10px;padding:12px;background:var(--paper);font:600 24px var(--display);cursor:pointer}.word-parts button.active{background:var(--plum);color:#fff;border-color:var(--plum)}.word-parts i{color:var(--muted)}.lab-screen{min-height:112px;padding:16px;border-radius:12px;background:#eee7de;color:var(--muted);font-size:13px}.lab-screen strong{color:var(--plum);font:600 20px var(--display)}.lab-screen p{margin:5px 0}.word-build{display:grid;gap:8px;margin-top:20px}.lab label{font-size:11px;font-weight:800;color:var(--muted)}.lab select{width:100%;padding:11px;border:1px solid var(--line);border-radius:9px;background:#fff}.lab button{border:1px solid var(--line);border-radius:9px;padding:10px 12px;background:var(--plum);color:#fff;font-weight:800;cursor:pointer}.word-build p{min-height:38px;color:var(--muted);font-size:12px}.time-scenario{margin:34px 0 20px;padding:16px;border-left:3px solid var(--rust);background:#f1e7e1}.time-scenario b{font:600 20px var(--display)}.time-scenario p{margin:5px 0;color:var(--muted);font-size:11px}.timeline{position:relative;height:92px;margin:22px 0 18px;border-bottom:2px solid #9b8e88}.timeline span{position:absolute;bottom:-22px;color:var(--muted);font-size:8px;font-weight:800}.timeline .past{left:0}.timeline .reference{left:42%}.timeline .now{right:0}.timeline i{position:absolute;left:12%;bottom:-7px;width:14px;height:14px;border-radius:50%;background:var(--plum);box-shadow:0 0 0 7px rgba(109,63,84,.14);transition:left .3s}.time-lab .lab-screen{margin-top:18px}.paragraph-list{display:grid;gap:8px;margin:28px 0;padding:0;list-style:none}.paragraph-list li{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;padding:11px;border:1px solid var(--line);border-radius:10px;background:#f4efe8;color:var(--muted);font-size:12px}.paragraph-list li>span:last-child{display:grid;gap:4px}.paragraph-list button{padding:4px 8px;background:transparent;color:var(--plum)}.paragraph-actions{display:flex;gap:8px;margin-bottom:12px}.paragraph-actions button:last-child{background:var(--paper2);color:var(--ink)}
@media(max-width:1100px){.guided-shell{grid-template-columns:190px minmax(0,1fr)}.guided-coach{position:static;grid-column:1/-1;display:grid;grid-template-columns:180px 1fr auto;gap:18px;align-items:center}.guided-coach h3,.guided-coach>.eyebrow{display:none}.support-levels{grid-template-columns:repeat(3,1fr);margin:0}.labs-grid{grid-template-columns:1fr 1fr}.paragraph-lab{grid-column:1/-1;min-height:0}}
@media(max-width:760px){.guided{padding-left:18px;padding-right:18px}.guided-shell{grid-template-columns:1fr}.guided-map{position:static;display:flex;overflow-x:auto}.guided-map>.eyebrow{display:none}.guided-map button{min-width:155px}.guided-practice{padding:20px;min-height:0}.guided-top{grid-template-columns:1fr}.guided-top>div:first-child{justify-content:space-between}.route-visual{min-height:100px;padding:18px}.route-actions{display:grid;grid-template-columns:1fr}.guided-coach{grid-column:auto;display:block}.guided-coach>.eyebrow,.guided-coach h3{display:block}.support-levels{grid-template-columns:1fr}.labs-grid{grid-template-columns:1fr}.lab,.paragraph-lab{grid-column:auto;min-height:0}.paragraph-actions{flex-direction:column}}
.timeline[data-state=duration] i{width:42%;height:4px;bottom:-2px;border-radius:999px;box-shadow:none}.timeline[data-state=possible] i{width:78%;height:34px;bottom:20px;border:2px dashed var(--plum);border-radius:10px;background:transparent;box-shadow:none}.timeline[data-state=possible]::after{content:'POSIBILIDAD, NO HECHO';position:absolute;left:26%;bottom:31px;color:var(--plum);font-size:8px;font-weight:800;letter-spacing:.1em}