:root{--bg:#f6f5f0;--paper:#fff;--ink:#1d303a;--muted:#657477;--line:#e3e6df;--nav:#182c36;--accent:#f0b097;--accent-dark:#984927;--mint:#dcebe2;--green:#315d48;--radius:22px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'DM Sans',system-ui,sans-serif;font-size:15px;line-height:1.5}button,input,select,textarea{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #b66644;outline-offset:4px}button:disabled{cursor:default;opacity:.45}h1,h2,h3,p{margin:0}h1,h2,h3{font-family:'Manrope',system-ui,sans-serif;letter-spacing:-.04em}h1{font-size:clamp(30px,3.3vw,44px);font-weight:800;line-height:1.2}h2{font-size:24px;line-height:1.3}h3{font-size:19px;line-height:1.35}button{border:0}svg{width:21px;height:21px;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.sidebar{width:245px;position:fixed;inset:0 auto 0 0;background:var(--nav);color:#f7f7f2;display:flex;flex-direction:column;padding:35px 23px;z-index:5}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:21px;letter-spacing:-.7px;line-height:1.15}.brand b{font-weight:600}.brand-mark{border:1px solid #7a8e90;border-radius:13px;font-family:serif;font-size:34px;width:47px;height:51px;line-height:45px;text-align:center;color:var(--accent);letter-spacing:-8px;padding-right:8px}.brand-mark span{color:#fff}.side-label{font-size:9px;font-weight:700;letter-spacing:1.7px;color:#8fa2a6;margin:51px 8px 17px}nav a{display:flex;gap:13px;align-items:center;text-decoration:none;border-radius:12px;padding:13px 15px;color:#b9c7ca;margin-bottom:6px;font-size:14px}nav a.active{background:#30464e;color:#fff}nav a.active svg{color:var(--accent)}.side-note{margin-top:auto;padding:28px 9px 32px;color:#c6d3d4;border-bottom:1px solid #3c5057}.small-sun{color:var(--accent);font-size:31px}.side-note p{font-size:16px;line-height:1.7;margin:9px 0 17px}.side-note small{font-size:8px;letter-spacing:1px;color:#82999e}.settings-link{background:transparent;color:#b7c4c6;font-size:12px;padding:22px 5px 0;text-align:left}.shell{margin-left:245px}.topbar{height:88px;border-bottom:1px solid var(--line);padding:0 42px;display:flex;align-items:center;justify-content:space-between;background:#f9f8f4}.top-title{font-size:10px;letter-spacing:2px;font-weight:700;color:#748286}.profile{display:flex;gap:10px;align-items:center;background:none;color:var(--ink);font-size:13px}.avatar{width:33px;height:33px;border-radius:50%;background:#e8dfd1;display:grid;place-items:center;font-weight:700}main{padding:37px 42px 20px;max-width:1480px;margin:auto;min-height:calc(100vh - 160px)}footer{padding:20px 42px 30px;color:#6b787b;font-size:11px;display:flex;justify-content:space-between;gap:20px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:#6a7b7d}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:27px}.page-head h1{margin:7px 0 11px}.sub{color:var(--muted);max-width:610px;font-size:14px}.badge{display:inline-flex;align-items:center;gap:7px;border:1px solid #dbe2d9;background:#fafbf7;border-radius:99px;padding:7px 12px;font-size:10px;white-space:nowrap}.dot{width:6px;height:6px;background:#699376;border-radius:50%}.dashboard{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(280px,1fr);gap:23px}.hero{background:var(--nav);color:white;border-radius:var(--radius);padding:31px 32px;position:relative;overflow:hidden;min-height:310px;display:flex;flex-direction:column;align-items:flex-start}.hero .eyebrow{color:#a9c1c4}.hero h2{font-size:clamp(26px,2.6vw,36px);line-height:1.22;margin:21px 0 13px;max-width:355px;position:relative;z-index:1}.hero p{color:#bbcbd0;font-size:13px;max-width:335px;position:relative;z-index:1}.hero .button{margin-top:26px;position:relative;z-index:1}.hero-meta{font-size:10px;color:#a6bdc1;margin-top:17px;position:relative;z-index:1}.art{position:absolute;right:-30px;top:31px;width:235px;height:235px;opacity:.5;transform:rotate(-14deg);pointer-events:none}.art .ring{position:absolute;border:1px solid #89a5a7;border-radius:50%;width:100%;height:100%}.art .ring:nth-child(2){inset:25px;width:185px;height:185px}.art .ring:nth-child(3){inset:50px;width:135px;height:135px}.art .ring:nth-child(4){inset:76px;width:83px;height:83px}.art:after{content:'Aa';position:absolute;inset:73px 50px;color:var(--accent);font:italic 55px Georgia,serif}.spark{position:absolute;right:25px;bottom:18px;color:var(--accent);font-size:42px}.button{display:inline-flex;justify-content:center;align-items:center;gap:9px;background:var(--nav);color:#fff;padding:12px 19px;border-radius:11px;font-weight:600;font-size:13px;text-decoration:none;min-height:44px}.button.peach{background:var(--accent);color:#24333a}.button.ghost{background:#f0f3ed;color:var(--ink);border:1px solid #e0e6dc}.button.small{padding:9px 12px;font-size:12px}.button.outline{background:none;border:1px solid #d5dfd6;color:var(--ink)}.right-stack{display:flex;flex-direction:column;gap:19px}.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.card-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.card-heading h3{font-size:16px}.label{color:var(--muted);font-size:11px}.timer-layout{display:flex;align-items:center;justify-content:space-between;gap:12px}.timer{font-family:'Manrope',system-ui;font-size:38px;letter-spacing:-2px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1}.timer-label{font-size:11px;color:var(--muted);margin-top:6px}.timer-controls{display:flex;gap:7px}.icon-button{border-radius:50%;width:40px;height:40px;display:grid;place-items:center;background:#edf1eb;color:var(--ink)}.icon-button.dark{background:var(--nav);color:white}.timer-track{height:4px;background:#edf1ea;border-radius:9px;margin-top:23px;overflow:hidden}.timer-track span{display:block;height:100%;background:#df9e83;width:0}.tip-card{background:#eceee4;border:0;flex:1;position:relative}.tip-card .eyebrow{font-size:9px;color:#748265}.tip-card p{font-size:15px;margin-top:14px;max-width:250px}.tip-card small{display:block;color:#75816b;margin-top:11px;font-size:11px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.stat{padding:17px 19px;border-radius:15px;background:#fff;border:1px solid var(--line)}.stat-top{font-size:10px;color:var(--muted);display:flex;align-items:center;gap:8px}.stat strong{font-family:'Manrope',system-ui;font-size:27px;display:block;margin:6px 0 2px}.stat small{font-size:10px;color:#7c8686}.section-head{display:flex;justify-content:space-between;align-items:center;margin:28px 0 14px}.section-head h2{font-size:18px}.text-link{background:none;color:#546d68;font-size:11px;text-decoration:none;display:inline-flex;align-items:center;gap:5px}.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.lesson-card{border:1px solid var(--line);border-radius:17px;padding:20px;background:#fff;text-decoration:none;display:flex;flex-direction:column;transition:transform .18s,border-color .18s;position:relative;min-height:204px}.lesson-card:hover{transform:translateY(-3px);border-color:#a7bbae}.lesson-number{display:flex;justify-content:space-between;align-items:center;font-size:10px;font-weight:700;color:#87928a}.lesson-icon{width:37px;height:37px;border-radius:11px;display:grid;place-items:center;background:#e6eee8;color:#466959;margin:14px 0}.lesson-card:nth-child(3n+2) .lesson-icon{background:#f4e8df;color:#9b6d54}.lesson-card:nth-child(3n) .lesson-icon{background:#e9ecf4;color:#596b8e}.lesson-card h3{font-size:15px;letter-spacing:-.3px;margin-bottom:6px}.lesson-card p{font-size:11px;color:var(--muted)}.lesson-card .lesson-bottom{margin-top:auto;padding-top:15px;display:flex;justify-content:space-between;font-size:10px;color:#7e8985}.checkmark{color:#4e8067}.pill{padding:4px 8px;border-radius:6px;background:#eef3ed;font-size:9px;color:#57745f}.notice{background:#eef2eb;border:1px solid #dce5d7;border-radius:13px;padding:13px 16px;color:#5a6c61;font-size:12px;margin-bottom:21px}.tabs{display:flex;gap:5px;background:#e9ede5;padding:5px;border-radius:12px;margin:22px 0;max-width:510px}.tabs button{background:none;padding:10px 14px;border-radius:8px;color:#617068;flex:1;font-size:12px}.tabs button.active{background:#fff;box-shadow:0 2px 4px #182c3607;color:var(--ink);font-weight:700}.lesson-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(255px,1fr);gap:23px}.rule{font-size:15px;line-height:1.8;margin-top:14px}.example{display:flex;justify-content:space-between;align-items:center;gap:15px;border-bottom:1px solid var(--line);padding:18px 0}.example:last-child{border:0}.example strong{font-size:18px;font-weight:500;display:block}.example small{color:var(--muted);font-size:12px;display:block;margin-top:4px}.example button{flex-shrink:0}.instruction{font-size:13px;color:var(--muted);line-height:1.7;margin-top:10px}.phrase-row{padding:14px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:center;justify-content:space-between}.phrase-row:last-child{border:0}.phrase-row b{font-size:14px;font-weight:500}.phrase-row small{display:block;color:var(--muted);font-size:11px;margin-top:4px}.step-list{counter-reset:steps;list-style:none;padding:0;margin:15px 0}.step-list li{padding:12px 0 12px 35px;font-size:13px;position:relative}.step-list li:before{counter-increment:steps;content:counter(steps);position:absolute;left:0;top:10px;background:#edf1eb;color:#597260;width:24px;height:24px;border-radius:50%;text-align:center;line-height:24px;font-size:11px}.question-meta{font-size:10px;text-transform:uppercase;letter-spacing:1.5px;color:#7b8981;margin-bottom:15px}.question-title{font-size:24px;line-height:1.5;letter-spacing:-.6px}.options{display:grid;gap:11px;margin:25px 0}.option{display:flex;gap:13px;align-items:center;text-align:left;padding:15px 17px;border:1px solid #dce3d8;border-radius:12px;background:#fbfcf9;color:var(--ink);font-size:15px}.option .letter{font-size:11px;background:#edf1e9;width:26px;height:26px;border-radius:7px;display:grid;place-items:center;flex-shrink:0}.option.selected{border:2px solid #5c7e66;padding:14px 16px;background:#edf4eb}.option.correct{border-color:#548b65;background:#e9f5e9}.option.incorrect{border-color:#bd786a;background:#fbefeb}.answer-input{width:100%;padding:17px;margin:23px 0;border:1px solid #cfd9cb;background:#fafcf7;border-radius:12px;resize:vertical;min-height:90px;font-size:18px}.feedback{border-radius:12px;padding:16px;background:#edf5ec;color:#365d40;margin:16px 0;font-size:13px}.feedback.wrong{background:#fbefe9;color:#8b5139}.feedback 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0}.quote{font-size:25px;line-height:1.5;letter-spacing:-.7px;padding:22px 0}.review-card{max-width:720px;margin:auto;text-align:center;min-height:300px;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:40px}.review-card .en{font-size:clamp(24px,4vw,36px);line-height:1.4;letter-spacing:-1px}.review-card .es{font-size:19px;color:#68796a;margin:20px 0}.review-controls{display:flex;justify-content:center;gap:12px;margin-top:20px;flex-wrap:wrap}.review-info{display:flex;justify-content:space-between;gap:12px;margin:0 auto 20px;max-width:720px;font-size:12px;color:var(--muted)}.phase-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.phase-card .eyebrow{color:#8a7258}.phase-card h3{margin:12px 0 8px;font-size:21px}.phase-card p{font-size:13px;color:var(--muted)}.phase-test{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:#55685b}.phase-test b{font-size:9px;letter-spacing:1px;display:block;color:#7b897f;margin-bottom:5px}.grammar-tags{font-size:11px;background:#eff2e9;padding:9px 11px;border-radius:7px;margin-top:15px}.roadmap-end{background:var(--nav);color:#fff;padding:26px;margin-top:23px;border-radius:20px}.roadmap-end p{margin:10px 0;color:#bed0d2;font-size:13px}.metrics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.metrics-grid .score{font-size:42px}.history{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line);gap:15px;font-size:13px}.empty{padding:40px 20px;text-align:center;color:#6c7e72;font-size:14px}.empty svg{width:38px;height:38px;margin-bottom:13px}.modal-backdrop{position:fixed;inset:0;background:#0a1b24a8;z-index:50;display:grid;place-items:center;padding:20px}.modal{background:var(--bg);width:min(580px,100%);border-radius:22px;padding:28px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 100px #00121b50}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal h2{font-size:22px}.field{display:block;margin:17px 0;font-size:12px;color:#5f7067}.field input,.field select{display:block;margin-top:7px;width:100%;padding:12px;border:1px solid #d4ddcf;border-radius:9px;background:#fff;color:var(--ink)}.source-link{font-size:12px;color:#496955;display:block;padding:9px 0}.storage-note{font-size:12px;color:#6c7b70;line-height:1.7;margin:18px 0}.mobile-nav{display:none}.skip{position:fixed;top:-80px;left:15px;z-index:99;background:white;padding:10px}.skip:focus{top:10px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%) translateY(120px);background:#203b2d;color:#fff;border-radius:12px;padding:14px 22px;font-size:13px;z-index:80;transition:transform .2s;max-width:90vw;box-shadow:0 5px 30px #0002}#toast.visible{transform:translateX(-50%) translateY(0)}.audio-status{font-size:11px;color:#687d6b;min-height:17px;margin:10px 0}.back-link{display:inline-flex;gap:8px;align-items:center;font-size:12px;background:none;color:#6a7d70;margin-bottom:20px;padding:0}.lesson-banner{display:flex;align-items:center;gap:10px;font-size:11px;margin-top:15px;color:#728371}.sources{margin-top:20px}.checklist{list-style:none;padding:0;font-size:13px;color:#5d7164}.checklist li{padding:8px 0}.checklist li:before{content:'✓';padding-right:10px;color:#71876e}.practice-text{width:100%;min-height:135px;border:1px solid #d6dfce;border-radius:12px;padding:14px;background:#fcfdf9;margin-top:17px;color:var(--ink)}.diagnostic-prompts{display:grid;gap:13px;margin-top:19px}.diagnostic-prompts div{background:#f4f6ef;border-radius:12px;padding:17px;font-size:13px}.diagnostic-prompts b{display:block;margin-bottom:6px}.alert{background:#faece3;color:#7f5035;padding:12px;border-radius:10px;font-size:12px;margin-bottom:15px}body.modal-open{overflow:hidden}
@media(min-width:1450px){main{padding-top:48px}.hero{min-height:340px}.hero h2{max-width:440px}.art{right:10px;opacity:.6;width:260px;height:260px}.art .ring:nth-child(2){width:210px;height:210px}.art .ring:nth-child(3){width:160px;height:160px}.art .ring:nth-child(4){width:110px;height:110px}}
@media(max-width:1180px){.sidebar{width:215px;padding:30px 18px}.shell{margin-left:215px}main{padding:30px 27px 20px}.topbar{padding:0 27px}.dashboard{grid-template-columns:1.4fr 1fr;gap:17px}.hero{padding:27px}.hero h2{max-width:260px}.art{right:-90px;opacity:.25}.lesson-grid{grid-template-columns:repeat(2,1fr)}.lesson-layout{grid-template-columns:1.5fr 1fr;gap:17px}footer{padding:20px 27px}.stats{gap:9px}.stat{padding:15px}.badge{font-size:9px}}
@media(max-width:900px){.sidebar{width:185px;padding:28px 13px}.shell{margin-left:185px}.brand{font-size:18px}.brand-mark{width:39px;height:46px;font-size:31px}.side-label{font-size:8px;letter-spacing:1px}nav a{padding:12px;font-size:12px;gap:10px}.dashboard{grid-template-columns:1fr}.right-stack{display:grid;grid-template-columns:1fr 1fr;gap:15px}.hero{min-height:290px}.hero h2{max-width:360px}.art{right:8px;opacity:.35}.lesson-layout{grid-template-columns:1fr}.page-head .badge{display:none}.metrics-grid{grid-template-columns:1fr 1fr}.phase-grid{grid-template-columns:1fr}.side-note small{font-size:7px}.side-note p{font-size:14px}}
@media(max-width:650px){.sidebar{display:none}.shell{margin-left:0}.topbar{height:64px;padding:0 21px}.top-title{font-size:8px;letter-spacing:1.3px}main{padding:26px 19px 24px}.page-head{margin-bottom:23px}h1{font-size:31px}.sub{font-size:13px}.hero{padding:26px;min-height:302px;border-radius:20px}.hero h2{font-size:30px;max-width:275px}.hero p{max-width:255px}.art{right:-67px;opacity:.23}.right-stack{grid-template-columns:1fr}.tip-card{display:none}.card{padding:21px;border-radius:18px}.stats{gap:8px;margin-top:15px}.stat{padding:13px 10px}.stat-top{font-size:9px;gap:5px}.stat-top svg{width:15px;height:15px}.stat strong{font-size:24px}.stat small{font-size:8px}.lesson-grid{grid-template-columns:1fr 1fr;gap:10px}.lesson-card{padding:15px;min-height:213px}.lesson-card h3{font-size:14px}.lesson-card p{font-size:10px}.lesson-card .lesson-bottom{font-size:9px}.section-head h2{font-size:17px}.text-link{font-size:10px}footer{font-size:10px;padding:15px 20px 100px;display:block}footer span{display:block;margin-top:6px}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;border-top:1px solid #d9e2d4;background:#fffefb;z-index:20;justify-content:space-around;padding:8px 5px calc(7px + env(safe-area-inset-bottom))}.mobile-nav a{display:flex;flex-direction:column;gap:4px;color:#748475;font-size:9px;padding:5px 8px;margin:0;border-radius:9px;min-width:53px}.mobile-nav a.active{background:#edf2e9;color:#345b45}.mobile-nav a.active svg{color:#345b45}.mobile-nav svg{width:20px;height:20px}#toast{bottom:90px}.metrics-grid{grid-template-columns:1fr}.tabs button{padding:9px 8px;font-size:11px}.question-title{font-size:21px}.quote{font-size:22px}.review-card{padding:32px 22px;min-height:325px}.review-info{font-size:10px}.example strong{font-size:16px}.option{font-size:14px;padding:14px}.option.selected{padding:13px}.modal{padding:23px}.page-head h1{margin-top:6px}.timer{font-size:35px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.daily-live{position:sticky;top:0;z-index:15;background:#dfeade;border-bottom:1px solid #c5d7c3;padding:12px 30px;display:flex;gap:17px;align-items:center;justify-content:flex-end;font-size:12px;color:#345b40}.daily-live[hidden]{display:none}.daily-live span{margin-right:auto}.daily-live button{background:#315d48;color:#fff;border-radius:7px;padding:7px 12px;font-size:11px}.daily-live a{font-size:11px}.daily-top{display:grid;grid-template-columns:1fr 1.3fr;gap:20px;margin-bottom:22px}.daily-total{font:700 49px 'Manrope',system-ui;letter-spacing:-2px;margin:15px 0 22px;color:#41684b}.daily-total span{font-size:20px;color:#7a8b7d;letter-spacing:-.5px}.daily-blocks{display:grid;gap:16px}.daily-block{display:flex;gap:21px;align-items:flex-start}.block-number{background:#e9eee2;color:#627658;flex-shrink:0;width:45px;height:45px;border-radius:13px;display:grid;place-items:center;font-size:15px;font-weight:700}.daily-block.done .block-number{background:#3d674c;color:white}.block-content{flex:1}.block-content h3{margin:8px 0 2px;font-size:22px}.block-actions{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.block-task{display:flex;align-items:flex-start;gap:9px;font-size:12px;color:#63745f;margin-top:16px}.block-task input{flex-shrink:0;margin-top:4px;accent-color:#416b4a;min-width:16px;min-height:16px}.track-tabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:23px}.track-tabs button{border:1px solid #dbe3d5;background:#fff;padding:11px 17px;border-radius:10px;color:#64775f;font-size:12px;min-height:44px}.track-tabs button.active{background:#315d48;color:#fff;border-color:#315d48}.memory-card{max-width:850px;padding:30px}.memory-card h2{font-size:27px;line-height:1.5;margin:13px 0}.memory-card .answer-input{margin-top:9px}.memory-model{background:#f0f4eb;border:1px solid #d9e2d1;border-radius:14px;padding:21px;margin:20px 0}.memory-model .quote{padding:12px 0}.clinical-intro{background:var(--nav);color:#fff;border-radius:20px;display:flex;align-items:center;justify-content:space-between;gap:25px;padding:28px;margin-bottom:23px}.clinical-intro .eyebrow{color:#a7c3b6}.clinical-intro h2{font-size:24px;max-width:580px;margin-top:12px}.clinical-intro .instruction{color:#c0d0c8;max-width:550px}.clinical-intro .button{flex-shrink:0}.term-table{margin-top:20px}.term-heading,.term-row{display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:17px}.term-heading{font-size:9px;letter-spacing:1px;color:#73866e;background:#f2f5ed;padding:12px;border-radius:9px}.term-row{padding:15px 12px;border-bottom:1px solid var(--line);font-size:12px}.term-row b{font-weight:600}.term-row .text-link{margin-left:5px}.term-row svg{width:16px;height:16px}.clinical-supplement{margin-top:24px}.patient-case{border-bottom:1px solid var(--line);padding:22px 0}.case-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.case-top h3{font-size:21px}.patient-case details{margin-top:15px}.patient-case summary{cursor:pointer;font-size:12px;color:#547250;padding:9px 0}.patient-case details[open]{background:#f3f6ed;padding:12px;border-radius:11px}.clinical-supplement .phrase-row small{font-size:12px;line-height:1.7}
.brand>span:last-child{font-size:18px;line-height:1.3;min-width:0}.brand b{font-size:19px}.brand-mark{flex-shrink:0;letter-spacing:-4px;padding-right:4px}.top-title{letter-spacing:1.4px}
.extended-text{max-width:900px;font-size:16px;line-height:1.95;margin:25px 0 32px}.extended-text p{margin-bottom:19px}.skill-question{border:1px solid #d7e0d2;border-radius:12px;padding:18px;margin:10px 0}.skill-question legend{font-size:14px;font-weight:600;padding:0 5px}.skill-question label{display:flex;gap:10px;align-items:flex-start;padding:10px 0;font-size:14px}.skill-question input{margin-top:5px;accent-color:#416b4a;flex-shrink:0}.skill-question .feedback{line-height:1.6}.rubric{display:grid;grid-template-columns:repeat(2,1fr);gap:0 20px;margin-top:18px}.rubric .field{font-size:12px}.rubric select{margin-top:8px}.skills-callout{background:#edf3e8;padding:17px;border-radius:13px;margin:20px 0;font-size:13px}
@media(max-width:650px){.extended-text{font-size:15px;line-height:1.85}.rubric{grid-template-columns:1fr}.skill-question{padding:14px}.skill-question label{font-size:13px}.mobile-nav a{min-width:0;flex:1}.history{flex-wrap:wrap}}
@media(max-width:900px){.brand>span:last-child{font-size:15px}.brand b{font-size:16px}}
@media(max-width:900px){.daily-top{grid-template-columns:1fr}.clinical-intro{align-items:flex-start;flex-direction:column}.term-heading,.term-row{grid-template-columns:1fr 1.2fr 1fr}.daily-live{padding:11px 22px;gap:10px}.daily-live span{font-size:11px}}
@media(max-width:650px){.daily-block{padding:20px 16px;gap:13px}.block-number{width:32px;height:32px;border-radius:9px;font-size:12px}.block-content h3{font-size:19px}.block-content .eyebrow{font-size:8px;letter-spacing:1px}.daily-block .button{font-size:11px}.daily-live{padding:10px 15px;flex-wrap:wrap;gap:8px}.daily-live span{width:100%;font-size:11px}.daily-live button{margin-left:auto}.daily-top{gap:15px}.memory-card{padding:21px}.memory-card h2{font-size:23px}.memory-model{padding:16px}.term-heading{display:none}.term-row{grid-template-columns:1fr;gap:6px;padding:16px 0}.term-row span:nth-child(2):before{content:'Paciente: ';font-weight:600;color:#73816b}.term-row span:nth-child(3){color:#728169}.clinical-intro{padding:24px}.clinical-intro h2{font-size:23px}.case-top h3{font-size:18px}.track-tabs{gap:6px}.track-tabs button{font-size:11px;padding:10px 12px}.mobile-nav a{padding:5px 4px;min-width:45px;font-size:8px}.mobile-nav{gap:0}.clinical-supplement .phrase-row small{font-size:11px}}
.home-study{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,1fr);gap:20px}.home-study .hero{min-height:315px}.home-today{display:flex;flex-direction:column}.home-minutes{font:700 52px system-ui;letter-spacing:-2px;margin:0 0 12px;color:#365d47}.home-minutes span{font-size:19px;font-weight:500;color:#77847a}.home-today h3{font-size:19px}.home-today .text-link{margin-top:auto;padding-top:10px}.today-results,.attempt-inline{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;margin:15px 0}.result-good{color:#315e43}.result-wrong{color:#97462e}.attempt-inline{background:#f3f5ef;border-radius:10px;padding:12px;margin:0 0 20px}.attempt-inline a{margin-left:auto;font-size:12px}.section-sub{font-size:13px;color:var(--muted);margin:-5px 0 17px;max-width:830px}.levels-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.level-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;text-decoration:none;min-height:217px;transition:border-color .18s,transform .18s}.level-card:hover{transform:translateY(-2px);border-color:#a4b7a5}.level-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}.level-code{display:grid;place-items:center;border-radius:11px;width:46px;height:43px;background:#e5eee5;color:#375e47;font-size:21px;font-weight:750}.level-b1 .level-code,.level-b2 .level-code{background:#f5e7da;color:#8b5134}.level-c1 .level-code{background:#e6e9f0;color:#495e86}.level-card h3{font-size:17px;margin-bottom:8px;line-height:1.45}.level-card p{font-size:13px;color:var(--muted);line-height:1.65}.level-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);margin-top:auto;padding-top:14px;font-size:10px;color:#687e6c}.level-card-bottom svg{flex-shrink:0}.specialty-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.specialty-card{display:flex;align-items:flex-start;gap:13px;padding:22px 17px;background:#edf1e8;border:1px solid #dae4d4;border-radius:18px;text-decoration:none}.specialty-card>svg{width:17px;height:17px;flex-shrink:0;margin-top:12px}.specialty-symbol{display:grid;place-items:center;background:#fff;border-radius:11px;min-width:35px;height:39px;color:#4a7252}.specialty-card .eyebrow{font-size:8px;letter-spacing:1px;line-height:1.5}.specialty-card h3{font-size:16px;line-height:1.5;margin:7px 0}.specialty-card p{font-size:12px;color:#5d7262;line-height:1.6}.specialty-card small{font-size:10px;color:#6b7e6b;display:block;margin-top:13px}.practice-shortcuts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.practice-shortcuts a{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px;text-decoration:none}.practice-shortcuts h3{font-size:14px;margin:13px 0 7px}.practice-shortcuts p{font-size:12px;color:var(--muted)}.practice-shortcuts a>svg:last-child{width:16px;height:16px;margin-top:15px}.method-card{margin-top:24px;background:#f0f2e9}.method-card h2{font-size:22px;margin:14px 0}.method-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin:20px 0}.method-steps b{font-size:12px}.method-steps p{font-size:12px;color:#617563;margin-top:5px}.free-timer{margin-top:22px}.free-timer summary,.error-solutions summary{cursor:pointer;font-size:14px;font-weight:650}.free-timer .timer-layout{margin-top:25px}.level-intro{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(210px,1fr);gap:28px;margin-bottom:26px}.level-intro h2{font-size:24px;margin-top:12px}.level-actions{display:flex;flex-direction:column;gap:12px;justify-content:center;align-items:stretch}.level-actions .text-link{padding:7px 0}.block-steps{list-style:none;margin:16px 0;padding:0;display:flex;gap:8px;flex-wrap:wrap}.block-steps li{background:#f0f3eb;padding:8px 10px;border-radius:8px;color:#5f735e;font-size:11px}.error-summary{display:flex;gap:25px;flex-wrap:wrap;margin:10px 0 22px;font-size:13px;color:#63755f}.error-summary b{font-size:22px;color:var(--ink)}.error-start{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:20px}.error-start .button{flex-shrink:0}.error-row{border-top:1px solid var(--line);padding:22px 0;margin-top:16px;font-size:14px}.error-row-top{display:flex;gap:15px;align-items:center;justify-content:space-between;margin-bottom:12px}.error-row h3{font-size:18px;margin-bottom:12px}.error-given{color:#985239;margin-bottom:8px}.error-row .label{display:block;margin:14px 0}.reading-context{margin:20px 0}.reading-context summary{cursor:pointer;color:#486b54;font-size:13px}.automatic-results{margin-bottom:22px}.result-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:22px 0}.result-metrics strong{display:block;font-size:32px;letter-spacing:-1px}.result-metrics span{font-size:12px;color:#6a7d6f}.clinical-intro .level-actions{min-width:200px;max-width:270px}
@media(max-width:1180px){.specialty-grid{grid-template-columns:1fr}.specialty-card p{max-width:570px}.specialty-card>svg{margin-left:auto}.practice-shortcuts{grid-template-columns:repeat(2,minmax(0,1fr))}.levels-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.home-study{grid-template-columns:1fr}.level-intro{grid-template-columns:1fr}.level-actions{align-items:flex-start}.method-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.home-today .text-link{margin-top:10px}.error-start{align-items:flex-start;flex-direction:column}.clinical-intro .level-actions{max-width:none}.level-card{padding:20px}}
@media(max-width:650px){.levels-grid{grid-template-columns:1fr;gap:12px}.level-card{min-height:190px}.home-study .hero{min-height:310px}.home-minutes{font-size:44px}.home-study{gap:15px}.method-card h2{font-size:20px}.practice-shortcuts{gap:10px}.practice-shortcuts a{padding:16px}.specialty-card{padding:19px 16px}.specialty-card h3{font-size:17px}.result-metrics{gap:12px}.result-metrics strong{font-size:24px}.result-metrics span{font-size:10px}.error-row-top{align-items:flex-start;flex-direction:column;gap:9px}.block-steps{display:grid;gap:6px}.block-content{min-width:0}.error-start .button{width:100%}.level-actions .button{width:100%}}
/* Expanded curriculum, evidence and readable clinical models. */
.deep-guide{margin-top:22px;line-height:1.65}
.deep-guide h3{margin:14px 0}
.deep-guide p{overflow-wrap:anywhere}
.deep-guide details,.glossary{padding:14px 0;border-top:1px solid var(--line,#dde3db)}
.deep-guide summary{cursor:pointer;line-height:1.6;font-weight:600}
.guide-contrast,.guide-pitfall{padding:18px;margin:18px 0;border-radius:12px;background:#eef3eb}
.guide-pitfall{background:#fff1e8}
.bank-results{display:grid;gap:12px;margin:22px 0}
.bank-results>div{padding:16px;border:1px solid #d9e2d9;border-radius:12px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.bank-results>div>p{flex-basis:100%;overflow-wrap:anywhere}
.bank-results .pill{white-space:normal}
audio{display:block;width:100%;max-width:700px;margin:20px 0}
.content-tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:22px 0}
.content-tools a{color:inherit;text-decoration:none;padding:24px;background:#eef3eb;border:1px solid #d9e2d9;border-radius:16px}
.content-tools h3{margin:10px 0;font-size:20px}
.content-tools p{font-size:13px;line-height:1.7}
.content-tools svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.6}
.track-tabs{overflow-x:auto}
.skill-question legend{line-height:1.7}
.skill-question label{line-height:1.6;align-items:flex-start}
textarea{overflow-wrap:anywhere}
@media(max-width:760px){.content-tools{grid-template-columns:1fr}.bank-results>div{align-items:flex-start}.deep-guide h3{overflow-wrap:anywhere}audio{max-width:100%}}

/* Long progress labels and non-clinical tables remain readable on narrow screens. */
.history{gap:12px;flex-wrap:wrap}.history>a,.history>div{min-width:0;overflow-wrap:anywhere}.history .pill{white-space:normal;overflow-wrap:anywhere}
@media(max-width:650px){.academic-table .term-row span:nth-child(2):before{content:'Cómo practicar: '}.academic-table .term-row span:nth-child(3):before{content:'Abrir: ';font-weight:600}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}


.hero .brand-motto{color:#f9f5ef;font-size:15px;line-height:1.55;margin-bottom:14px;max-width:370px}.brand-motto strong{color:var(--accent);font-weight:700}

/* Foundation pieces: labels stay paired with the phrase on small screens. */
.base-example{padding:18px 0;border-bottom:1px solid var(--line)}
.base-pieces{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:12px}
.base-pieces>div{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px 15px;min-width:0;overflow-wrap:anywhere}
.base-pieces b,.base-pieces small{display:block}.base-pieces small{color:var(--muted);font-size:12px;margin-top:5px}

/* v16: readable, keyboard-accessible assessment controls */
.checkpoint-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:18px}.checkpoint-question{margin:24px 0;padding:18px;border:1px solid #d7d9d1;border-radius:14px}.checkpoint-question legend{font-weight:700;padding:0 6px}.checkpoint-question label{display:flex;align-items:center;gap:12px;min-height:48px;padding:8px;cursor:pointer}.checkpoint-question input{flex:none}.checkpoint-text{white-space:pre-line;line-height:1.85;max-width:75ch}.checkpoint-feedback{padding:12px;background:#f1f4ec;border-radius:8px}.checkpoint-audio{width:100%;margin:16px 0}.checkpoint-history{overflow-wrap:anywhere}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #286b60;outline-offset:3px}.checkpoint-grid .button{margin:4px 0}button:disabled{cursor:not-allowed;opacity:.55}
/* v17 account experience */
#account-bar{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:10px 42px;border-bottom:1px solid var(--line);font-size:12px;background:#edf3ef;color:#315d48}#account-bar a{margin-left:auto;font-weight:700;color:inherit}.demo-badge{background:#ffdfb2;color:#6b441b;padding:5px 9px;border-radius:30px;font-size:10px;font-weight:700;letter-spacing:.04em}#sync-status{overflow-wrap:anywhere}.account-welcome{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}.account-story{padding:28px 12px}.account-story h1{font-size:clamp(34px,4.8vw,62px);line-height:1.08;letter-spacing:-.045em;margin:20px 0}.account-story>p{font-size:17px;line-height:1.65;max-width:450px}.account-story .eyebrow{color:#984927}.account-points{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}.account-points span{padding:9px 12px;border:1px solid #ccd8cf;border-radius:30px;font-size:12px}.account-card{max-width:780px}.account-card h2{font-size:28px;margin:8px 0 16px}.account-card p{line-height:1.65;margin:12px 0}.account-card .field{display:flex;flex-direction:column;gap:8px;margin:18px 0}.account-card input:not([type=checkbox]){width:100%;min-height:48px;border:1px solid #c8d6ce;border-radius:10px;padding:12px;font-size:16px;background:#fbfcfa}.account-card form>.button{width:100%;margin-top:20px;justify-content:center}.account-check{display:flex;gap:10px;align-items:center;font-size:13px;min-height:40px}.account-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px;font-size:12px}.account-links a{color:#315d48}.account-card details{margin:24px 0}.account-card summary{min-height:40px;cursor:pointer;font-weight:600}.account-card .notice{font-size:12px;line-height:1.6}.account-card #account-message{font-size:13px;color:#7a4725}.account-card .record-controls{flex-wrap:wrap}.account-card #demo-enter{width:100%;justify-content:center}body:has(.account-welcome) .mobile-nav{display:none}
@media(max-width:900px){.account-welcome{grid-template-columns:1fr;gap:15px}.account-story{padding:5px}.account-story h1{font-size:38px}.account-story>p{font-size:15px}.account-points{margin:18px 0}.account-card h2{font-size:25px}#account-bar{padding:10px 18px}.account-welcome .account-card{max-width:none}}

/* v18: learning evidence and contextual reports */
.transfer-home{margin:20px 0}.writing-coach{margin:18px 0;background:var(--paper,#faf7f0)}.report-launch{font-size:12px;padding:7px 12px;margin-left:auto}.report-entry{margin:16px 0;overflow-wrap:anywhere}.report-entry code{white-space:normal}.checkpoint-question label{display:flex;gap:12px;align-items:flex-start;margin:12px 0}.checkpoint-question input{flex-shrink:0}.transfer-home p{max-width:75ch}#transfer-message,#report-message{margin-top:14px}#transfer-form .field{margin-top:18px}@media(max-width:600px){#account-bar{flex-wrap:wrap}.report-launch{margin-left:0}.transfer-home .button{white-space:normal}}

/* Version comparison and session audio. */
#conflict-comparison table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px;background:var(--paper)}
#conflict-comparison caption{text-align:left;font-weight:700;padding:10px 0}
#conflict-comparison th,#conflict-comparison td{padding:10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
#conflict-comparison thead{background:var(--mint)}
#conflict-comparison tbody th{font-weight:500}
#record-output audio{display:block;width:100%;max-width:520px;margin:14px 0}
#record-output .text-link{display:inline-block;margin:4px 18px 12px 0}

#backup-preview:not(:empty){margin-top:20px;padding:16px;border:1px solid var(--line);border-radius:12px}
#backup-preview p{margin:12px 0}
#backup-preview table{width:100%;border-collapse:collapse;font-size:13px}
#backup-preview th,#backup-preview td{padding:8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
#backup-preview caption{text-align:left;font-weight:700;padding:8px 0}
#backup-preview thead{background:var(--mint)}


/* Account entry: keep one clear action and a compact layout on phones. */
.account-privacy{display:inline-block;margin-top:18px;color:var(--green);font-size:12px}
body:has(.account-welcome) #account-bar{display:none}
.account-story .account-audience{font-size:21px;font-weight:650;line-height:1.42;color:var(--green);max-width:570px}
.account-story .account-intro{margin-top:16px}
.account-story .account-meta{font-size:13px;font-weight:650;color:var(--muted);margin-top:18px;letter-spacing:.01em}
@media(max-width:650px){
 body:has(.account-welcome) main{padding:18px 16px 34px;min-height:0}
 body:has(.account-welcome) .topbar{height:58px}
 body:has(.account-welcome) .topbar .profile{display:none}
 body:has(.account-welcome) .top-title{font-size:13px;letter-spacing:.07em;color:var(--ink)}
 .account-welcome{display:flex;flex-direction:column;gap:18px}
 .account-welcome .account-card{order:1;width:100%;padding:24px 20px;border-radius:20px;box-shadow:0 12px 32px #182c3609}
 .account-welcome .account-story{order:0;padding:10px 7px 0}
 .account-story h1{font-size:clamp(32px,9vw,42px);line-height:1.12;margin:0 0 13px}
 .account-story .account-audience{font-size:17px;line-height:1.4}
 .account-story .account-meta{font-size:12px;line-height:1.5;margin-top:12px}
 .account-story .account-intro,.account-story .instruction{display:none}
 .account-points{gap:7px;margin:14px 0}
 .account-points span{font-size:11px;padding:7px 10px}
 .account-card h2{font-size:26px;line-height:1.18;margin:9px 0 13px}
 .account-card>p{font-size:14px;line-height:1.55}
 .account-card .field{margin:15px 0}
 .account-links{gap:8px 18px;margin-top:20px;font-size:13px}
 .account-links a{min-height:40px;display:inline-flex;align-items:center}
}
@media(min-width:651px) and (max-width:900px){.account-welcome{gap:18px}.account-story{padding:12px 8px}.account-story h1{margin:8px 0 14px}.account-story .account-audience{font-size:19px}.account-welcome .account-card{width:100%;max-width:700px}}
@media(max-width:360px){body:has(.account-welcome) main{padding-inline:12px}.account-welcome .account-card{padding:20px 16px}.account-story h1{font-size:31px}.account-links{column-gap:12px}}
.account-welcome,.account-story,.account-card{min-width:0}.account-card p,.account-story p{overflow-wrap:anywhere}

/* Responsive account entry and administration. */
.account-brand{display:block;font-weight:800;font-size:15px;letter-spacing:.08em;color:var(--green)}.account-brand small{font-size:11px;font-weight:500;letter-spacing:0;color:var(--muted)}
.account-help{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:22px;font-size:13px}.account-help a{color:var(--green);min-height:38px;display:inline-flex;align-items:center}
.admin-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:18px}.admin-summary>div{background:#edf3ef;border-radius:15px;padding:18px;display:flex;flex-direction:column;gap:3px}.admin-summary strong{font-size:30px;line-height:1.1}.admin-summary span{font-size:12px;color:var(--green)}.admin-student{border-top:1px solid var(--line);padding:22px 0}.admin-student-head{display:flex;justify-content:space-between;align-items:start;gap:12px}.admin-student-head p,.admin-last{overflow-wrap:anywhere}.admin-student small,.admin-last{color:var(--muted);font-size:12px}.admin-metrics{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.admin-metrics span{border:1px solid #d5e0d7;border-radius:30px;padding:7px 11px;font-size:12px}.admin-last{margin-top:8px}
@media(max-width:900px){.admin-summary{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){body:has(.account-welcome) .topbar,body:has(.account-welcome) footer{display:none}body:has(.account-welcome) main{padding-top:24px}.account-story h1{font-size:clamp(31px,8.8vw,42px);margin-top:15px}.account-brand{font-size:14px}.account-story .account-meta{font-size:13px}.admin-summary{gap:8px}.admin-summary>div{padding:12px}.admin-summary strong{font-size:23px}.admin-student-head{flex-wrap:wrap}.admin-student-head button{min-height:40px}.admin-metrics span{font-size:12px}}

/* The account hero shares the illustration and motion with its preview. */
/* Warm editorial illustration, rendered with CSS; no network assets. */
.account-welcome{position:relative;isolation:isolate}
.account-welcome:before{content:"";position:absolute;z-index:-1;inset:8px -24px auto -24px;height:610px;border-radius:34px;background:radial-gradient(circle at 12% 24%,#ffe2cd 0,transparent 33%),radial-gradient(circle at 74% 75%,#d8eee8 0,transparent 37%),linear-gradient(130deg,#fff8ed 0%,#f2f8f1 100%)}
.account-story{position:relative}.account-story h1{color:#19333f}.account-story h1 em{color:#a74f2d;font-style:normal}.account-audience{max-width:510px}
.scene{height:217px;max-width:485px;position:relative;margin:16px 0 15px;overflow:hidden;border-radius:28px;background:linear-gradient(118deg,#234751,#2d645b 70%,#357764);box-shadow:0 20px 38px #1b474226}
.scene:before{content:"";position:absolute;width:240px;height:240px;border:1px solid #ffffff46;border-radius:50%;right:-25px;top:-107px;box-shadow:0 0 0 39px #ffffff0b,0 0 0 79px #ffffff0a}
.scene:after{content:"";position:absolute;width:100px;height:100px;border-radius:50%;left:-38px;bottom:-56px;background:#f5b98f}
.scene-card{position:absolute;top:25px;left:28px;width:225px;min-height:150px;background:#fffaf2;color:#1b343c;border-radius:18px;padding:18px;transform:rotate(-5deg);box-shadow:0 15px 29px #102f3380;animation:scene-float 5s ease-in-out infinite}
.scene-card .scene-kicker{display:block;color:#a45434;font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.scene-card strong{display:block;font-size:21px;line-height:1.12;margin:13px 0 12px}.scene-card .scene-progress{height:7px;width:100%;background:#e2e9df;border-radius:9px;overflow:hidden}.scene-card .scene-progress i{display:block;width:68%;height:100%;background:#e7a06e;border-radius:9px}
.scene-disc{position:absolute;right:49px;bottom:27px;width:112px;height:112px;border-radius:50%;background:#f5b68d;display:grid;place-items:center;box-shadow:0 12px 28px #16393f80;animation:scene-float 5s ease-in-out -2.5s infinite}.scene-disc span{font-size:45px;color:#214d49;line-height:1}.scene-dots{position:absolute;right:30px;top:27px;color:#d3e9dd;font-weight:700;letter-spacing:.35em;font-size:12px}.scene-wave{position:absolute;left:35px;bottom:17px;display:flex;align-items:center;gap:4px;height:16px}.scene-wave b{display:block;width:3px;height:9px;border-radius:8px;background:#b5dfcc;animation:scene-wave 1.5s ease-in-out infinite}.scene-wave b:nth-child(2n){animation-delay:.2s}.scene-wave b:nth-child(3n){animation-delay:.45s}
@keyframes scene-float{50%{transform:translateY(-7px) rotate(-3deg)}}@keyframes scene-wave{50%{height:16px;opacity:.55}}
.account-welcome .account-card form>.button{background:linear-gradient(100deg,#225047,#18333e);box-shadow:0 9px 18px #24494025;transition:transform .18s,box-shadow .18s}.account-welcome .account-card form>.button:hover,.account-welcome .account-card .button.outline:hover{transform:translateY(-2px)}.account-welcome .account-card form>.button:active,.account-welcome .account-card .button.outline:active{transform:translateY(0)}
.account-welcome .account-card{border-color:#d8e5dc;box-shadow:0 22px 50px #24504818}
@media(max-width:900px){.account-welcome:before{height:740px}.scene{max-width:660px}}
@media(max-width:600px){.account-welcome:before{inset:0 -8px auto;height:545px;border-radius:25px}.account-story{padding:12px 9px 0}.scene{height:142px;margin:17px 0 0;border-radius:19px}.scene-card{width:174px;min-height:100px;left:21px;top:16px;padding:12px;border-radius:13px}.scene-card strong{font-size:16px;margin:8px 0 8px}.scene-card .scene-kicker{font-size:8px}.scene-disc{width:75px;height:75px;right:28px;bottom:18px}.scene-disc span{font-size:30px}.scene-dots{right:17px;top:16px}.scene-wave{display:none}.account-story .details{margin-top:14px}.account-welcome .account-card{box-shadow:0 15px 35px #24504817}}
@media(max-width:355px){.scene{height:130px}.scene-card{left:15px}.scene-disc{right:15px}}
@media(prefers-reduced-motion:reduce){.scene-card,.scene-disc,.scene-wave b{animation:none}.account-welcome .account-card form>.button,.account-welcome .account-card .button.outline{transition:none}}

/* One prominent brand on the entry page. The desktop sidebar already carries it. */
.account-story .account-brand{display:none}
@media(max-width:650px){.account-story .account-brand{display:block;font-size:23px;letter-spacing:.015em;line-height:1.1;margin:3px 0 16px;color:var(--ink)}.account-story h1{margin-top:0}}

/* Compact learning hub: a few clear choices, with all tools one menu away. */
.home-hub{max-width:1150px;margin:auto}.hub-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.hub-head h1{font-size:clamp(28px,3vw,40px);margin:6px 0}.hub-head p{color:var(--muted);font-size:15px}.hub-progress{display:flex;align-items:center;gap:10px;text-decoration:none;padding:12px 16px;border-radius:16px;background:#e8eee5;font-size:12px;color:#345b45}.hub-progress b{font-size:25px}.hub-progress span{max-width:100px;line-height:1.3}.hub-featured{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(240px,1fr);gap:16px;margin-bottom:22px}.hub-start{position:relative;overflow:hidden;border-radius:23px;padding:28px;background:linear-gradient(125deg,#244b51,#32695b);color:#fffaf0;min-width:0;isolation:isolate}.hub-start .eyebrow{color:#efbd94}.hub-start h2{font-size:30px;line-height:1.12;margin:10px 0 12px;max-width:430px}.hub-start p{font-size:14px;max-width:430px;position:relative;z-index:1;line-height:1.6}.hub-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px 19px;margin-top:20px;position:relative;z-index:1}.hub-actions>a:not(.button){font-size:12px;color:#e7f0df;min-height:40px;display:flex;align-items:center}.hub-orbit{position:absolute;right:-36px;top:15px;font-size:170px;line-height:1;color:#afcfb628;z-index:-1;animation:hub-turn 30s linear infinite}.hub-today{background:#fbe3d0;border:1px solid #ecd3be;border-radius:23px;padding:25px;color:#553823;min-width:0}.hub-today .eyebrow{color:#8b5030}.hub-time{display:flex;align-items:baseline;gap:9px;margin:9px 0 10px}.hub-time b{font-size:40px;line-height:1.1}.hub-time span,.hub-today p{font-size:12px}.hub-today p{margin:11px 0}.hub-today .button{background:#fff8ed;border-color:#d6b89f;color:#543c2a;font-size:13px}.hub-menu{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.hub-menu a{display:flex;align-items:center;gap:13px;color:var(--ink);padding:20px;margin:0;text-decoration:none;border:1px solid #dce4dc;border-radius:18px;background:#fff;min-width:0;transition:transform .18s,box-shadow .18s}.hub-menu a:hover{transform:translateY(-3px);box-shadow:0 9px 25px #21463d13}.hub-icon{display:grid;place-items:center;width:43px;height:43px;flex-shrink:0;border-radius:13px;background:#e5eee0;color:#36563c}.hub-tone-1 .hub-icon,.hub-tone-4 .hub-icon{background:#f9dfca;color:#935331}.hub-tone-2 .hub-icon,.hub-tone-5 .hub-icon{background:#deebf0;color:#335a71}.hub-tile h2{font-size:17px;letter-spacing:-.025em;margin:0 0 4px}.hub-tile p{font-size:12px;color:var(--muted);line-height:1.5;margin:0}.hub-arrow{margin-left:auto;color:#688271}.hub-arrow svg{width:17px}.hub-explore{margin-top:21px;border:1px solid #dce4dc;border-radius:17px;background:#fff}.hub-explore summary{list-style:none;display:flex;justify-content:space-between;align-items:center;padding:18px 21px;font-weight:650;font-size:15px;cursor:pointer}.hub-explore summary::-webkit-details-marker{display:none}.hub-explore[open] summary{border-bottom:1px solid var(--line)}.hub-tool-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;padding:23px}.hub-tool-groups h3{font-size:16px;color:var(--green);margin-bottom:11px}.hub-tool-groups a{display:flex;justify-content:space-between;gap:9px;color:var(--muted);font-size:13px;text-decoration:none;padding:8px 0;border-bottom:1px solid #edf0e9}.hub-tool-groups a:hover{color:var(--ink)}.hub-tool-groups svg{width:15px}.hub-bottom{display:flex;flex-wrap:wrap;gap:15px 28px;padding:20px 3px}.hub-bottom a,.hub-bottom button{font-size:12px;display:flex;align-items:center;gap:7px;color:var(--green);text-decoration:none;background:none;padding:0;min-height:30px}.hub-bottom svg{width:16px}.home-hub .free-timer:not([open]){display:none}.home-hub .free-timer{margin-top:0}.home-hub .free-timer summary{cursor:pointer}.home-hub .free-timer .text-link{margin-top:15px}@keyframes hub-turn{to{transform:rotate(360deg)}}
@media(max-width:1050px){.hub-menu{grid-template-columns:repeat(2,minmax(0,1fr))}.hub-menu a{padding:17px}.hub-start h2{font-size:27px}.hub-featured{grid-template-columns:minmax(0,1.4fr) minmax(210px,1fr)}}
@media(max-width:650px){.hub-head{margin-bottom:18px}.hub-head h1{font-size:29px}.hub-head p{font-size:13px}.hub-progress{display:none}.hub-featured{grid-template-columns:1fr;gap:12px;margin-bottom:16px}.hub-start{padding:23px;border-radius:20px}.hub-start h2{font-size:27px;max-width:290px}.hub-start p{font-size:13px}.hub-actions{margin-top:16px;gap:6px 16px}.hub-start .button{font-size:13px;padding:12px 15px}.hub-today{display:grid;grid-template-columns:1fr auto;gap:6px 10px;align-items:center;padding:16px 19px;border-radius:18px}.hub-today .eyebrow{grid-column:1/-1;font-size:10px}.hub-time{margin:0}.hub-time b{font-size:28px}.hub-time span{font-size:11px}.hub-today .progress-line{display:none}.hub-today p{grid-column:1;grid-row:3;margin:0;font-size:11px}.hub-today .button{grid-column:2;grid-row:2/4;padding:11px;font-size:12px}.hub-menu{gap:10px}.hub-menu a{align-items:start;flex-direction:column;gap:9px;padding:15px;min-height:144px;border-radius:17px}.hub-icon{width:35px;height:35px;border-radius:11px}.hub-icon svg{width:19px}.hub-tile h2{font-size:16px;line-height:1.25}.hub-tile p{font-size:11px;line-height:1.45}.hub-arrow{display:none}.hub-explore{margin-top:16px}.hub-explore summary{font-size:14px;padding:16px}.hub-tool-groups{grid-template-columns:1fr;padding:18px;gap:24px}.hub-tool-groups a{font-size:14px;min-height:42px}.hub-bottom{gap:4px 16px;padding:14px 0}.hub-bottom a,.hub-bottom button{font-size:11px;min-height:38px}.mobile-nav{justify-content:flex-start;overflow-x:auto}.mobile-nav a{flex:1 0 auto;min-width:55px}}
@media(prefers-reduced-motion:reduce){.hub-orbit{animation:none}.hub-menu a{transition:none}}

/* Device-independent layout: narrow phones, tablets, desktop and short landscape screens. */
html{min-width:0;-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-bottom:100px}
body{min-width:0}.shell,main,section,article,fieldset,.card,.page-head>div,.history>div,.example>div,.phrase-row>div,.block-content{min-width:0}
main p,main h1,main h2,main h3,main label,main li,.history,.feedback,.notice,.sub{overflow-wrap:anywhere}
main img,main video,main canvas{max-width:100%;height:auto}audio{min-width:0;max-width:100%}
input:not([type=checkbox]):not([type=radio]),select,textarea{max-width:100%;min-width:0;font-size:16px}
input[type=checkbox],input[type=radio]{flex-shrink:0}.icon-button{width:44px;height:44px;min-width:44px;min-height:44px;flex-shrink:0}
.button,.track-tabs button,.tabs button{min-height:44px;white-space:normal;text-align:center;overflow-wrap:anywhere}
.record-controls,.exercise-actions,.review-controls,.section-head,.card-heading,.case-top{flex-wrap:wrap;gap:10px}.record-controls>*{max-width:100%}
.tabs{max-width:100%;flex-wrap:wrap}.tabs button{flex:1 1 110px}.track-tabs{max-width:100%}
.lesson-card .lesson-bottom{gap:6px;flex-wrap:wrap}.lesson-card,.hub-tile{min-width:0}.option{min-width:0}.option .letter{flex-shrink:0}
.modal-backdrop{padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));overflow:auto;overscroll-behavior:contain}
.modal{width:min(580px,100%);max-height:calc(100dvh - 24px);overflow:auto;overscroll-behavior:contain}.modal-head{gap:12px}.modal-head h2{min-width:0;overflow-wrap:anywhere}.modal-head .icon-button{flex-shrink:0}
.sidebar{overflow-y:auto;overscroll-behavior:contain}.sidebar .brand,.sidebar .settings-link{flex-shrink:0}
#conflict-comparison table,#backup-preview table{display:block;max-width:100%;overflow-x:auto;overscroll-behavior-x:contain}
.mobile-nav{padding-left:max(6px,env(safe-area-inset-left));padding-right:max(6px,env(safe-area-inset-right));padding-bottom:calc(7px + env(safe-area-inset-bottom));overscroll-behavior-x:contain}
@media(max-width:1024px){
 .sidebar{display:none}.shell{margin-left:0}.topbar{height:68px;padding-inline:clamp(18px,4vw,32px)}
 main{padding:28px clamp(18px,4vw,32px) 26px;min-height:calc(100dvh - 160px)}
 .mobile-nav{display:flex;justify-content:flex-start;overflow-x:auto;gap:2px;position:fixed;bottom:0;inset-inline:0;z-index:20;background:#fffefb;border-top:1px solid #d9e2d4;padding-top:7px;scrollbar-width:none}
 .mobile-nav::-webkit-scrollbar{display:none}.mobile-nav a{display:flex;flex-direction:column;gap:4px;align-items:center;justify-content:center;flex:1 0 62px;min-width:62px;min-height:48px;padding:6px 9px;margin:0;font-size:11px;color:#597260;border-radius:9px}
 .mobile-nav a.active{background:#edf2e9;color:#315d48}.mobile-nav svg{width:20px;height:20px}
 footer{padding:18px clamp(18px,4vw,32px) calc(100px + env(safe-area-inset-bottom));flex-wrap:wrap;font-size:12px}
 #toast{bottom:calc(86px + env(safe-area-inset-bottom))}.daily-live{flex-wrap:wrap;padding:10px 18px;gap:8px;position:relative}
 .lesson-layout,.daily-top,.level-intro,.dashboard{grid-template-columns:minmax(0,1fr)}.account-welcome{grid-template-columns:minmax(0,1fr);max-width:760px;margin:auto}
 .account-story .account-brand{display:block;font-size:24px;line-height:1.2;letter-spacing:.015em;color:var(--ink);margin-bottom:16px}
 body:has(.account-welcome) .topbar,body:has(.account-welcome) footer,body:has(.account-welcome) .mobile-nav{display:none}
 .account-story{padding:10px 8px}.account-story h1{font-size:clamp(34px,5.4vw,52px)}.account-welcome .account-card{max-width:none;width:100%}
 .hub-tool-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.clinical-intro .level-actions{min-width:0;max-width:100%}
}
@media(max-width:650px){
 main{padding:23px max(16px,env(safe-area-inset-right)) 25px max(16px,env(safe-area-inset-left))}.topbar{padding:0 16px}.top-title{font-size:11px;letter-spacing:.04em;max-width:60%}.profile{min-height:44px;min-width:44px}.profile #profile-name{max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
 .card{padding:20px}.page-head h1{font-size:clamp(27px,7.5vw,34px)}.page-head{flex-wrap:wrap}.sub{font-size:14px}
 .lesson-card p{font-size:12px}.lesson-card h3{font-size:15px}.lesson-card .lesson-bottom{font-size:11px}.pill{font-size:10px}
 .stats{grid-template-columns:repeat(3,minmax(0,1fr))}.stat-top{font-size:10px;flex-wrap:wrap}.stat small{font-size:10px}
 .term-row{grid-template-columns:minmax(0,1fr)}.term-heading{display:none}.hub-tool-groups{grid-template-columns:minmax(0,1fr)}
 .hub-today{grid-template-columns:minmax(0,1fr) auto}.hub-today .button{max-width:170px}.hub-tile p{font-size:12px}.hub-menu a{min-height:150px}
 .modal{padding:20px}.modal-backdrop{align-items:center}.modal .field{font-size:14px}.modal .field input,.modal .field select{min-height:48px}
 .account-story .account-brand{font-size:23px}.account-story h1{font-size:clamp(31px,8.8vw,42px)}.account-card .field{font-size:14px}
 .block-task{font-size:14px}.skill-question label{font-size:14px;min-height:44px}.review-info{flex-wrap:wrap;gap:8px}.question-title{font-size:21px}
 .text-link,.back-link{font-size:13px;min-height:40px}.button.small{font-size:13px}.extended-text{font-size:16px}
}
@media(max-width:380px){
 .lesson-grid,.levels-grid,.result-metrics{grid-template-columns:minmax(0,1fr)}.hub-menu a{padding:13px;min-height:152px}.hub-tile h2{font-size:15px}.hub-tile p{font-size:12px}.hub-today{grid-template-columns:1fr}.hub-today .eyebrow{grid-column:1}.hub-today .button{grid-column:1;grid-row:auto;max-width:none;width:100%;margin-top:7px}.hub-today p{grid-row:auto}
 .card{padding:17px}.hub-start{padding:20px}.hub-start h2{font-size:25px}.timer{font-size:30px}.timer-layout{flex-wrap:wrap}.tabs button{flex-basis:80px;padding:10px 8px}.option{padding:13px;font-size:14px}.option.selected{padding:12px}
 .scene-card{width:160px;left:12px}.scene-disc{right:13px;width:65px;height:65px}
}
@media(max-height:600px) and (orientation:landscape){
 .modal-backdrop{align-items:start}.modal{max-height:calc(100dvh - 24px)}.sidebar{padding-top:18px;padding-bottom:18px}.side-note{display:none}.side-label{margin-top:22px}.sidebar nav a{padding-block:9px}.topbar{height:58px}.mobile-nav a{min-height:44px;padding-block:4px}.mobile-nav{padding-top:4px}.account-story .scene{height:142px}
}
@media(min-width:1600px){main{max-width:1480px}.home-hub{max-width:1200px}.hub-menu a{padding:24px}.hub-tile h2{font-size:19px}.hub-tile p{font-size:14px}}
/* Everyday American English, with readable register notes and short practice. */
.hub-phrase-link{display:flex;gap:11px;align-items:center;padding:15px 18px;margin:0 0 17px;border-radius:15px;border:1px solid #c9dfce;background:#e9f1e6;color:#315d48;text-decoration:none;font-weight:700;font-size:14px}.hub-phrase-link span{font-size:12px;font-weight:400;margin-left:auto}.hub-phrase-link svg{flex-shrink:0}
.phrase-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 15px}.phrase-tabs a{background:#fff;color:#315d48;border:1px solid #d9e5d8;font-size:13px;padding:10px 14px;margin:0;min-height:44px}.phrase-tabs a.active{background:#315d48;color:white}.phrase-tabs small{font-size:11px;opacity:.8}.phrase-toolbar{display:flex;gap:18px;align-items:end;margin:0 0 15px}.phrase-toolbar .field{flex:1;margin:0}.phrase-toolbar input{width:100%;min-height:48px}.phrase-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin-bottom:16px}.phrase-card h2{font-size:24px;line-height:1.25;margin:4px 0 7px}.phrase-card-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.phrase-favorite{background:none;color:#985337;font-size:27px;min-width:44px;min-height:44px}.phrase-meaning{font-size:16px;font-weight:600;color:#315d48}.phrase-card blockquote{margin:16px 0;padding:14px 17px;background:#f5f6ee;border-left:3px solid #e3b18c;border-radius:0 10px 10px 0;font-size:14px;line-height:1.6}.phrase-card blockquote b{display:block;font-weight:600}.phrase-card blockquote span{display:block;font-size:13px;color:#67786b;margin-top:6px}.phrase-card details{margin-top:15px}.phrase-card summary{font-size:13px;font-weight:600;cursor:pointer;min-height:40px;display:flex;align-items:center}.phrase-card details p{font-size:13px;margin:9px 0;color:var(--muted)}.phrase-sources{margin-top:23px}.phrase-sources summary{cursor:pointer;font-size:14px;min-height:44px}.phrase-practice h2{font-size:23px;margin-top:12px}.phrase-practice{margin-bottom:22px}
@media(max-width:650px){.phrase-list{grid-template-columns:1fr}.phrase-toolbar{align-items:stretch;flex-direction:column;gap:12px}.phrase-toolbar .button{width:100%}.phrase-tabs{gap:6px}.phrase-tabs a{font-size:12px;padding:10px 11px;gap:7px}.phrase-card h2{font-size:24px}.hub-phrase-link{flex-wrap:wrap;font-size:14px;padding:14px}.hub-phrase-link span{order:3;flex-basis:100%;margin-left:32px;font-size:12px}.hub-phrase-link svg:last-child{margin-left:auto}.phrase-card blockquote{font-size:15px}.phrase-card summary,.phrase-card details p{font-size:14px}}
/* Plain-language lesson steps and observable learning milestones. */
.lesson-quick-steps{padding:0 0 0 21px;margin:16px 0;display:grid;gap:12px;font-size:16px;line-height:1.6;max-width:850px}.lesson-quick-steps li{padding-left:4px;overflow-wrap:anywhere}.lesson-quick-steps li::marker{color:#8c512f;font-weight:700}.lesson-more{margin:15px 0;border-top:1px solid var(--line);padding-top:12px}.lesson-more summary{cursor:pointer;color:var(--green);font-weight:600;font-size:13px;min-height:44px;display:flex;align-items:center}.lesson-more p{font-size:14px;line-height:1.7;margin:10px 0}.milestone-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;margin:20px 0}.milestone-card h2{margin-top:12px;font-size:24px}.milestone-card .lesson-quick-steps{font-size:14px}.milestone-evidence{display:grid;gap:7px;padding:14px;background:#eef3e9;border-radius:12px;font-size:12px;color:#3c6049}.admin-learning{margin:15px 0}.admin-learning summary{min-height:44px;font-size:14px;cursor:pointer;font-weight:600;color:var(--green)}.admin-area-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:10px 0}.admin-area-grid>div{display:flex;flex-direction:column;border-radius:10px;padding:12px;background:#f0f4ed;font-size:12px;gap:4px}.admin-weak{font-size:13px;margin:12px 0;padding:12px;border-left:3px solid #e2b596;background:#fbf5ee;overflow-wrap:anywhere}
@media(max-width:650px){.milestone-grid,.admin-area-grid{grid-template-columns:minmax(0,1fr)}.lesson-quick-steps{font-size:16px;gap:12px}.lesson-more summary{font-size:14px}.milestone-card .lesson-quick-steps{font-size:15px}}

/* Advanced practice stays within narrow phones and split-screen tablets. */
.c1-start-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}.c1-start-grid .button{white-space:normal;text-align:center;min-height:48px}.precision-prompt{font-size:clamp(1.12rem,2.4vw,1.65rem);line-height:1.5;overflow-wrap:anywhere}.precision-prompt + .options .option{white-space:normal;overflow-wrap:anywhere}.precision-prompt + .options input{flex-shrink:0} .hub-grid>.card{min-width:0;overflow-wrap:anywhere}
@media(max-width:520px){.c1-start-grid{grid-template-columns:1fr}.precision-prompt{font-size:1.15rem}}

.focus-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0}.focus-grid .card{min-width:0;margin:0}.evidence-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.evidence-grid article{padding:16px;border-radius:16px;background:#edf3ed;min-width:0}.evidence-grid b{display:block;font-size:1.8rem;color:#305f4e}.evidence-grid span{display:block;line-height:1.45;font-size:.94rem}.admin-evidence{margin:16px 0}.admin-evidence summary{cursor:pointer;font-weight:700}.focus-grid .button{white-space:normal;min-height:48px}@media(max-width:600px){.focus-grid{grid-template-columns:1fr}.evidence-grid{grid-template-columns:1fr}.focus-grid h2{font-size:1.4rem}}

.report-filters{display:grid;grid-template-columns:1fr 1fr 1.5fr;gap:12px;margin:18px 0}.report-filters .field{min-width:0}.review-reply{padding:18px;border-left:4px solid #376f59;background:#edf4ee;border-radius:8px;margin:18px 0}.report-entry code{overflow-wrap:anywhere;white-space:normal}.report-entry summary{cursor:pointer;font-weight:650;padding:12px 0}@media(max-width:700px){.report-filters{grid-template-columns:1fr}.report-entry .button{width:100%;white-space:normal}}

/* v48: compact choices wrap on narrow phones. */
.precision-actions{display:flex;flex-wrap:wrap;gap:.65rem}.precision-actions .button{flex:1 1 11rem;white-space:normal;text-align:center}details.card summary{cursor:pointer;font-weight:700;padding:.45rem 0}details.card p{overflow-wrap:anywhere}

.precision-stages{list-style:none;padding:0;margin:1rem 0}.precision-stages li{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.4rem;padding:.65rem 0;border-bottom:1px solid #d9e2dc}.precision-stages span{font-size:.85rem;color:#546b60}.precision-map-card .button{white-space:normal}

/* Professional learning paths: compact and reflowable. */
.professional-term{padding:16px 0;border-bottom:1px solid #d8dfd8;overflow-wrap:anywhere}.professional-term summary,.case-rubric summary{cursor:pointer;font-weight:700;min-height:44px}.case-rubric{margin:20px 0}.case-rubric select,#case-select{max-width:100%;width:100%;min-height:48px}#professional-term-query{font-size:16px;min-height:48px}.professional-term p{max-width:70ch}

.professional-compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.professional-compare article{padding:16px;background:#f3f5ef;border-radius:16px;overflow-wrap:anywhere}.professional-compare .checkpoint-text{max-height:360px;overflow:auto}@media(max-width:640px){.professional-compare{grid-template-columns:1fr}}

.adaptive-option{display:flex;align-items:flex-start;gap:12px;padding:14px;margin:8px 0;border:1px solid #cbd6cd;border-radius:12px;line-height:1.5}.adaptive-option input{flex-shrink:0;margin-top:5px}#adaptive-answer{width:100%;min-width:0}#adaptive-feedback{margin-top:16px}

.adaptive-review{display:grid;gap:14px;margin:18px 0;overflow-wrap:anywhere}.adaptive-recap details{border:1px solid var(--line);border-radius:14px;padding:14px;margin:12px 0}.adaptive-recap summary{min-height:44px;display:flex;align-items:center;font-weight:700;cursor:pointer}.adaptive-recap summary:focus-visible{outline:3px solid var(--accent-dark);outline-offset:3px}

/* Optional translation support never changes assessment content. */
.translation-help{margin-top:.4rem;font-size:.85rem}.translation-help summary{cursor:pointer;color:var(--muted,#52645d);padding:.35rem 0}.translation-help[open] small{display:block;margin:.3rem 0}

.background-music{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap;padding:10px 24px;border-bottom:1px solid #dce3dc}.background-music button{min-height:40px}.music-status{font-size:12px;color:#40574f}@media(max-width:600px){.background-music{padding:8px 16px}.music-status{font-size:11px}}

.interface-language{display:flex;align-items:center;gap:6px;margin-right:auto;font-size:12px;color:#29453d}.interface-language select{font:inherit;min-height:40px;border:1px solid #aebdb4;border-radius:8px;padding:6px;background:#fff;color:#183d32}@media(max-width:420px){.background-music{gap:6px}.interface-language{width:100%}}

.account-jump{margin:16px 0 8px;min-height:48px}.account-welcome .account-card{scroll-margin-top:16px}@media(max-width:650px){.account-jump{width:100%;justify-content:center}}

/* v75: keep decorative artwork behind readable home content. */
.hub-start h2,.hub-start>.eyebrow{position:relative;z-index:1}.hub-orbit{width:120px;height:120px;right:-28px;top:-22px;font-size:0;color:#b9d5c022;pointer-events:none}.hub-orbit svg{width:100%;height:100%}.interface-language-note{font-size:11px;line-height:1.4;max-width:240px;color:#51645e}.interface-language{flex-wrap:wrap}
@media(max-width:650px){.hub-orbit{width:90px;height:90px;right:-25px;top:-24px}.interface-language-note{flex-basis:100%;max-width:none}.hub-start h2,.hub-start p{max-width:100%}}

/* v76: phone controls use one compact row and a native account disclosure. */
.language-caption-short{display:none}
.account-tools{margin-left:auto;min-width:0}
.account-tools>summary{display:none}
.account-tools-menu{display:flex;align-items:center;flex-wrap:wrap;gap:10px}
.account-sync-detail{display:none}
#account-bar .account-tools-menu>a{margin-left:0}
@media(max-width:650px){
 .background-music{flex-wrap:nowrap;justify-content:space-between;gap:10px;padding:5px 16px;min-height:54px}
 .background-music .interface-language{width:auto;min-width:0;margin:0;flex:0 1 auto;flex-wrap:nowrap;gap:8px}
 .language-caption{display:none}.language-caption-short{display:inline;font-size:11px;white-space:nowrap;font-weight:600}
 .interface-language select{width:99px;min-height:44px;font-size:16px;padding:7px 5px;border-radius:8px}
 .background-music .button{min-height:44px;padding:8px 10px;font-size:12px;white-space:nowrap;flex:0 0 auto}
 .background-music .music-status,.background-music .interface-language-note{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
 .topbar{height:44px;padding:0 16px;gap:10px}.top-title{font-size:10px;letter-spacing:.04em;max-width:none}
 .profile{padding:0;gap:0;justify-content:flex-end;min-width:44px;min-height:44px}.profile .avatar{width:29px;height:29px;font-size:12px}.profile #profile-name{display:none}
 #account-bar{position:relative;z-index:25;flex-wrap:nowrap;gap:8px;padding:2px 16px;min-height:44px;font-size:11px}
 #account-bar #sync-status{min-width:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;overflow-wrap:normal}
 .account-tools{flex:0 0 auto;margin-left:auto}
 .account-tools>summary{display:flex;align-items:center;justify-content:center;gap:5px;min-height:44px;padding:5px 0 5px 8px;list-style:none;cursor:pointer;font-size:12px;font-weight:650;color:var(--green)}
 .account-tools>summary::-webkit-details-marker{display:none}.account-tools>summary svg{width:15px;height:15px}.account-tools[open]>summary svg{transform:rotate(180deg)}
 .account-tools-menu{position:absolute;right:16px;top:calc(100% + 4px);display:flex;align-items:stretch;flex-direction:column;gap:5px;width:min(310px,calc(100vw - 32px));max-height:65dvh;overflow:auto;background:var(--paper);border:1px solid var(--line);border-radius:13px;padding:10px;box-shadow:0 12px 35px #183d3229}
 .account-tools:not([open])>.account-tools-menu{display:none}
 #account-bar .account-tools-menu a,#account-bar .account-tools-menu button{display:flex;align-items:center;justify-content:flex-start;min-height:44px;margin:0;padding:10px 12px;border-radius:9px;font-size:13px;text-decoration:none;white-space:normal;text-align:left}
 .account-tools-menu .demo-badge{align-self:flex-start;font-size:9px;padding:4px 8px;margin:2px 0 6px}
 .account-sync-detail{display:block;font-size:11px;line-height:1.5;padding:9px 12px 4px;color:var(--muted);border-top:1px solid var(--line);overflow-wrap:anywhere}
 main{padding-top:16px}.hub-head{margin-bottom:14px}.hub-head h1{font-size:clamp(25px,6.5vw,29px);margin:4px 0 6px}.hub-head .eyebrow{font-size:9px;letter-spacing:1.4px}
 .mobile-nav{padding-top:4px;gap:0}.mobile-nav a{gap:3px;min-height:48px;padding:4px 7px;flex:1 0 56px;min-width:56px;font-size:10px}.mobile-nav a span{white-space:nowrap;line-height:1.2}.mobile-nav svg{width:19px;height:19px}
 body:has(.account-welcome) main{padding-top:16px}.account-story .account-brand{margin-bottom:10px}
}
@media(max-width:350px){.background-music{padding-inline:12px;gap:6px}.background-music .interface-language{gap:5px}.language-caption-short{font-size:10px}.interface-language select{width:92px}.background-music .button{padding-inline:8px;font-size:11px}.topbar{padding-inline:12px}#account-bar{padding-inline:12px}}

/* The reason for the name stays visible before the account action on every screen. */
.account-story .account-intro{display:block;margin:18px 0;padding:15px 17px;border-left:3px solid var(--accent-dark);border-radius:0 12px 12px 0;background:#fff9efa6;color:#314b45;font-size:15px;line-height:1.55;max-width:510px}
.account-intro>strong{display:block;color:var(--accent-dark);font-size:17px;line-height:1.35;margin-bottom:6px}
.account-intro>span{display:block}
@media(max-width:650px){.account-story .account-intro{font-size:14px;line-height:1.5;padding:12px 14px;margin:14px 0}.account-intro>strong{font-size:15px}}

/* v80: fluid welcome, tablet/desktop columns, natural-height phone disclosure. */
body:has(.account-welcome) .sidebar,
body:has(.account-welcome) .topbar,
body:has(.account-welcome) footer,
body:has(.account-welcome) .mobile-nav{display:none}
body:has(.account-welcome) .shell{margin-left:0;width:100%;min-width:0}
body:has(.account-welcome) main{display:block;width:100%;max-width:none;min-height:0;padding:clamp(16px,3vw,36px) max(16px,env(safe-area-inset-right)) max(20px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}
.account-welcome{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:start;gap:clamp(20px,3vw,42px);width:100%;max-width:1120px;min-height:0;margin:0 auto;padding:clamp(20px,3vw,36px)}
.account-welcome:before{inset:0;height:100%;border-radius:28px;pointer-events:none;border:1px solid #e5e9df;box-shadow:0 12px 35px #264d4508}
.account-welcome .account-story{display:flex;flex-direction:column;justify-content:flex-start;gap:14px;width:100%;min-width:0;padding:0}
.account-story .account-brand{display:block;font-size:15px;line-height:1.3;letter-spacing:.12em;margin:0;color:var(--ink)}
.account-story h1{font-size:clamp(30px,3.8vw,48px);line-height:1.08;letter-spacing:-.045em;margin:0;overflow-wrap:normal}
.account-story .account-audience{font-size:clamp(15px,1.65vw,18px);line-height:1.45;margin:0;max-width:none}
.account-story .account-intro{display:block;font-size:14px;line-height:1.5;padding:12px 14px;margin:0;max-width:none;border-radius:0 12px 12px 0}
.account-intro>strong{font-size:15px;line-height:1.35;margin-bottom:5px}
.account-story .scene{display:block;width:100%;max-width:none;height:clamp(145px,18vw,195px);margin:0;border-radius:20px;box-shadow:0 9px 20px #1b47421a;flex-shrink:0}
.account-story .scene-card{top:18px;left:5%;width:55%;min-height:0;padding:clamp(12px,1.5vw,18px);border-radius:14px}
.account-story .scene-card strong{font-size:clamp(16px,1.8vw,22px);line-height:1.15;margin:8px 0 12px}
.account-story .scene-card .scene-kicker{font-size:8px;line-height:1.3;letter-spacing:.12em}
.account-story .scene-card .scene-progress{height:5px}
.account-story .scene-disc{width:22%;height:auto;aspect-ratio:1;right:6%;bottom:12%}
.account-story .scene-disc span{font-size:clamp(30px,4vw,44px)}
.account-story .scene-dots{right:6%;top:12px;font-size:10px}
.account-story .scene-wave{display:none}
.account-story .account-meta{font-size:12px;line-height:1.4;font-weight:500;letter-spacing:0;margin:0}
.account-story>.instruction{display:block;font-size:12px;line-height:1.45;margin:0;color:var(--muted)}
.account-meta-compact{display:none}.account-meta-full{display:inline}
.account-entry{min-width:0;width:100%;align-self:start;margin:0}
.account-entry>.account-jump{display:none}
.account-entry .account-card{width:100%;max-width:none;margin:0;padding:clamp(20px,2.4vw,30px);border-radius:20px}
.account-entry .account-card h2{font-size:clamp(24px,2.4vw,29px);line-height:1.2;margin:8px 0 12px}
.account-entry .account-card>p{font-size:14px;line-height:1.5;margin:10px 0}
.account-entry .account-card .notice{font-size:12px;line-height:1.5}
.account-entry .account-card .field{font-size:14px;margin:14px 0;gap:7px}
.account-entry .account-card input:not([type=checkbox]){min-width:0;min-height:46px;font-size:16px}
.account-entry .account-card .button{min-height:46px;white-space:normal}
.account-entry .account-card form>.button{margin-top:14px}
.account-entry .account-links,.account-entry .account-help{display:flex;flex-wrap:wrap;gap:8px 14px}
.account-entry .account-links a,.account-entry .account-help a{min-height:36px;display:inline-flex;align-items:center}
@media(max-width:699px){
 body:has(.account-welcome) main{padding-top:12px;padding-bottom:max(16px,env(safe-area-inset-bottom))}
 .account-welcome{display:flex;flex-direction:column;gap:16px;max-width:520px;padding:20px 16px;min-height:0}
 .account-welcome .account-story{gap:12px;flex:0 0 auto}
 .account-story .account-brand{font-size:14px}
 .account-story h1{font-size:clamp(29px,7.8vw,38px);margin:0}
 .account-story .account-audience{font-size:15px;line-height:1.4}
 .account-story .account-intro{font-size:13px;line-height:1.45;padding:10px 12px}
 .account-intro>strong{font-size:14px}
 .account-story .scene{height:clamp(115px,18svh,155px);border-radius:17px}
 .account-story .scene-card{top:14px;left:5%;width:56%;padding:11px 12px}
 .account-story .scene-card strong{font-size:clamp(15px,4.1vw,19px);margin:7px 0 9px}
 .account-story .scene-card .scene-kicker{font-size:7px}
 .account-story .scene-disc{width:21%;right:5%;bottom:14%}
 .account-story .scene-disc span{font-size:32px}
 .account-story .account-meta{font-size:11px}
 .account-story>.instruction{display:none}
 .account-meta-full{display:none}.account-meta-compact{display:inline}
 .account-entry>.account-jump{display:flex;justify-content:space-between;align-items:center;gap:12px;width:100%;min-height:48px;margin:0;padding:13px 16px;border-radius:13px;list-style:none;font-size:15px;background:linear-gradient(110deg,#244e4b,#19333f);box-shadow:0 7px 16px #24494020}
 .account-entry>.account-jump::-webkit-details-marker{display:none}
 .account-entry>.account-jump svg{width:18px;height:18px;flex-shrink:0}
 .account-entry[open]>.account-jump svg{transform:rotate(180deg)}
 .account-entry:not([open])>.account-card{display:none}
 .account-entry[open]>.account-card{display:block;margin-top:12px;padding:20px 16px;box-shadow:none;border-radius:15px}
}
@media(max-width:699px) and (max-height:700px){
 .account-welcome{padding-block:16px;gap:12px}
 .account-welcome .account-story{gap:10px}
 .account-story .scene{height:112px}
 .account-story h1{font-size:30px}
}
@media(min-width:700px) and (max-width:900px){
 .account-welcome{padding:20px;gap:20px;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
 .account-entry .account-card{padding:18px}
 .account-story h1{font-size:31px}
 .account-story .account-intro{font-size:13px;padding:10px 12px}
 .account-story .scene{height:145px}
}

/* v81: use the available viewport height, with content-safe growth and scrolling. */
body:has(.account-welcome){min-height:100vh;min-height:100svh;display:flex;flex-direction:column}
body:has(.account-welcome)>.private-review-note,
body:has(.account-welcome)>.background-music{flex-shrink:0}
body:has(.account-welcome) .shell{display:flex;flex-direction:column;flex:1}
body:has(.account-welcome) main{display:flex;flex-direction:column;flex:1;padding-block:16px}
.account-welcome{flex:1;align-items:stretch}
.account-welcome .account-story{align-self:stretch}
.account-story .scene{flex:1;min-height:195px;height:auto;isolation:isolate}
.account-story .scene-card{z-index:1;top:50%;transform:translateY(-50%) rotate(-5deg);animation:none}
.account-story .scene:after{z-index:0}
.account-story .scene-disc{top:50%;bottom:auto;transform:translateY(-50%);animation:none}
.account-entry{align-self:center}
@media(min-width:700px) and (orientation:portrait){
 .account-welcome{gap:clamp(20px,3vw,36px);padding:clamp(24px,3vw,36px)}
 .account-welcome .account-story{gap:22px}
 .account-story h1{font-size:clamp(36px,4.6vw,54px)}
 .account-story .account-audience{font-size:clamp(17px,1.9vw,21px)}
 .account-story .account-intro{font-size:15px;padding:16px}
 .account-intro>strong{font-size:17px}
 .account-story .scene{min-height:220px}
 .account-story>.instruction,.account-story .account-meta{font-size:13px}
}
@media(max-width:699px){
 body:has(.account-welcome) main{padding-block:12px}
 .account-welcome{width:100%;gap:16px}
 .account-welcome .account-story{flex:1;gap:14px}
 .account-story .scene{flex:1;min-height:150px;height:auto}
 .account-story .scene-card{top:50%;width:56%}
 .account-entry{flex:0 0 auto}
 .account-welcome:has(.account-entry[open]) .account-story{flex:0 0 auto}
 .account-welcome:has(.account-entry[open]) .scene{flex:none;height:160px}
}
@media(max-height:600px) and (orientation:landscape){
 .account-story .scene{min-height:150px}
}

/* v82: retain the artwork's horizontal composition on tablets and computers. */
@media(min-width:700px){
 body:has(.account-welcome) main{justify-content:center}
 .account-welcome{flex:0 0 auto;align-items:start}
 .account-entry{align-self:start}
 .account-welcome .account-story{gap:18px}
 .account-story .scene{flex:0 0 auto;height:auto;min-height:0;aspect-ratio:1.9}
 .account-story .scene-card{width:60%;left:4%;padding:clamp(13px,1.6vw,20px)}
 .account-story .scene-card strong{font-size:clamp(18px,2.1vw,25px)}
 .account-story .scene-disc{width:23%;right:4%}
 .account-entry .account-card{padding:24px}
 .account-entry .account-card .field{margin:12px 0}
 .account-entry .account-links,.account-entry .account-help{margin-top:14px}
}
@media(max-width:699px){
 .account-story .scene{max-height:240px;min-height:160px}
 .account-story .scene-card{width:58%;left:4%}
 .account-story .scene-disc{right:4%}
}

/* v83: portrait tablets use a wide introduction followed by a wide sign-in panel. */
@media(min-width:700px) and (max-width:1100px) and (orientation:portrait){
 body:has(.account-welcome) main{justify-content:flex-start;padding-top:18px}
 .account-welcome{display:flex;flex-direction:column;gap:24px;padding:28px;max-width:1000px;flex:0 0 auto}
 .account-welcome .account-story{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:16px 24px}
 .account-story .account-brand{grid-column:1/-1}
 .account-story h1{grid-column:1;grid-row:2;font-size:clamp(36px,4.8vw,49px);align-self:end}
 .account-story .account-audience{grid-column:1;grid-row:3;font-size:18px}
 .account-story .scene{grid-column:2;grid-row:2/4;align-self:center;width:100%;height:auto;aspect-ratio:1.5;min-height:0;max-height:none}
 .account-story .scene-card{width:62%;left:4%;padding:14px}
 .account-story .scene-card strong{font-size:clamp(17px,2vw,22px)}
 .account-story .scene-card .scene-kicker{font-size:7px}
 .account-story .scene-disc{width:23%;right:3%}
 .account-story .account-intro{grid-column:1/-1;font-size:15px;padding:14px 16px}
 .account-story .account-meta,.account-story>.instruction{grid-column:1/-1;margin:0;font-size:12px}
 .account-entry{width:100%;align-self:stretch}
 .account-entry .account-card{padding:24px 28px}
 .account-entry .account-card h2{margin:6px 0 8px}
 .account-entry[data-mode=login] #account-form{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px 20px;margin-top:18px}
 .account-entry[data-mode=login] .account-card #account-form>.field{margin:0}
 .account-entry[data-mode=login] #account-form>.account-check,
 .account-entry[data-mode=login] #account-form>.button,
 .account-entry[data-mode=login] #account-message{grid-column:1/-1;margin:0}
 .account-entry[data-mode=login] #account-message:empty{display:none}
 .account-entry .account-links,.account-entry .account-help{justify-content:center;margin-top:12px;gap:8px 24px}
}

/* v84: lightweight motion shared by phone, tablet and desktop. */
.account-welcome{--float-distance:7px}
.account-welcome:before{background-size:125% 125%;animation:welcome-light 18s ease-in-out infinite alternate}
.account-story>.account-brand{animation:welcome-reveal .65s ease-out both}
.account-story>h1{animation:welcome-reveal .75s .08s ease-out both}
.account-story>.account-audience{animation:welcome-reveal .75s .16s ease-out both}
.account-story>.account-intro{animation:welcome-reveal .75s .24s ease-out both}
.account-story>.scene{animation:welcome-reveal .8s .3s ease-out both}
.account-entry{animation:welcome-reveal .8s .2s ease-out both}
.account-story .scene-card{animation:welcome-card-float 5.5s ease-in-out infinite}
.account-story .scene-disc{animation:welcome-disc-float 6.5s ease-in-out -2s infinite}
.account-story .scene:before{animation:welcome-orbit 12s ease-in-out infinite alternate}
.account-story .scene-dots{animation:welcome-dots 3.5s ease-in-out infinite}
.account-story .scene-progress i{transform-origin:left center;animation:welcome-progress 5s ease-in-out infinite}
.account-story .scene-wave{display:flex;left:auto;right:7%;bottom:12px;opacity:.7}
.account-story .scene-wave b{animation:scene-wave 1.5s ease-in-out infinite}
.account-story .scene-wave b:nth-child(2n){animation-delay:.2s}
.account-story .scene-wave b:nth-child(3n){animation-delay:.45s}
.account-entry .button{transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}
.account-entry .button:active{transform:scale(.98)}
.account-entry .field input{transition:border-color .2s ease,box-shadow .2s ease}
.account-entry .field input:focus{border-color:#548b78;box-shadow:0 0 0 4px #548b7818}
@media(hover:hover) and (pointer:fine){
 .account-entry .button:hover{transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 10px 22px #24494024}
}
@media(max-width:699px){.account-welcome{--float-distance:4px}}
@keyframes welcome-reveal{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes welcome-light{from{background-position:0% 0%}to{background-position:100% 75%}}
@keyframes welcome-card-float{0%,100%{transform:translateY(-50%) rotate(-5deg)}50%{transform:translateY(calc(-50% - var(--float-distance))) rotate(-3deg)}}
@keyframes welcome-disc-float{0%,100%{transform:translateY(-50%) rotate(0deg)}50%{transform:translateY(calc(-50% + var(--float-distance))) rotate(8deg)}}
@keyframes welcome-orbit{from{transform:translate(0,0) scale(1)}to{transform:translate(-12px,12px) scale(1.1)}}
@keyframes welcome-dots{0%,100%{opacity:.45}50%{opacity:1}}
@keyframes welcome-progress{0%,100%{transform:scaleX(.68)}50%{transform:scaleX(1)}}
@media(prefers-reduced-motion:reduce){
 .account-welcome:before,.account-story>.account-brand,.account-story>h1,.account-story>.account-audience,.account-story>.account-intro,.account-story>.scene,.account-entry,
 .account-story .scene-card,.account-story .scene-disc,.account-story .scene:before,.account-story .scene-dots,.account-story .scene-progress i,.account-story .scene-wave b{animation:none}
 .account-entry .button,.account-entry .field input{transition:none}
 .account-entry .button:hover,.account-entry .button:active{transform:none}
}