.ls-studio{--ls-ink:#29493a;--ls-green:#587653;--ls-pale:#eef3e8;--ls-line:#dce5d5;color:var(--ls-ink);min-width:0}.ls-hero{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:30px 34px;background:#edf2e7;border:1px solid #dde7d5;border-radius:24px;margin-bottom:22px}.ls-eyebrow{display:block;font-size:13px;color:#66815c;letter-spacing:.12em;margin-bottom:10px}.ls-hero h1{font-family:var(--serif,'Noto Serif SC',serif);font-size:clamp(26px,3vw,38px);font-weight:600;line-height:1.5;margin:0 0 10px}.ls-hero p{line-height:1.9;margin:0;color:#657360;max-width:630px}.ls-hero .ls-profile-goal{margin-top:12px;font-size:13px}.ls-hero-mark{display:flex;flex-direction:column;align-items:center;justify-content:center;width:138px;min-width:138px;height:138px;border:1px solid #d0ddc5;border-radius:50%;font-family:var(--serif,serif);font-size:56px;color:#6e875c;background:#f6f7ee}.ls-hero-mark span{font-family:inherit;font-size:12px;letter-spacing:.08em;margin-top:5px}.ls-filter{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.ls-track-options{display:flex;background:#f0f2eb;padding:4px;border-radius:12px;margin-right:auto;gap:3px}.ls-track-options button{border:0;background:none;padding:11px 20px;border-radius:9px;color:#6d7867;font:inherit;font-size:14px;cursor:pointer}.ls-track-options button.active{background:white;color:#36533c;box-shadow:0 2px 7px #344e2812}.ls-filter>label{font-size:13px;color:#708068}.ls-filter select{font:inherit;font-size:13px;color:#39553c;background:white;border:1px solid var(--ls-line);border-radius:9px;padding:10px 32px 10px 12px;max-width:100%}.ls-level-note,.ls-small{font-size:12px;color:#76816e;line-height:1.9}.ls-level-note{margin:10px 0 20px}.ls-layout{display:grid;grid-template-columns:254px minmax(0,1fr);gap:24px;align-items:start}.ls-catalog{position:sticky;top:18px;min-width:0}.ls-catalog h2{font-size:14px;letter-spacing:.05em;margin:0 0 12px;color:#66765e;font-weight:500}.ls-unit-card{display:flex;align-items:flex-start;gap:12px;width:100%;text-align:left;border:1px solid #e3e7db;background:#fffefa;border-radius:14px;padding:16px 13px;margin-bottom:10px;cursor:pointer;font:inherit;color:var(--ls-ink);transition:border-color .15s,background .15s}.ls-unit-card.active{border-color:#849c71;background:#f0f4e9}.ls-card-symbol{display:grid;place-items:center;flex:0 0 36px;width:36px;height:42px;font-size:22px;font-family:var(--serif,serif);background:#e7eddd;border-radius:8px;color:#6c865a}.ls-unit-card>span:last-child{display:flex;flex-direction:column;gap:7px;min-width:0}.ls-unit-card small{font-size:11px;color:#829074;font-weight:400;line-height:1.6}.ls-unit-card strong{font-size:14px;line-height:1.7;font-weight:600;overflow-wrap:anywhere}.ls-unit-card em{font-size:11px;font-style:normal;color:#7b886d}.ls-catalog>p{font-size:12px;color:#89917e;line-height:1.9;margin:18px 4px 10px}.ls-catalog>a{display:inline-block;font-size:12px;color:#69805a;line-height:1.8;margin:0 4px;text-underline-offset:4px}.ls-unit{min-width:0;background:#fffefa;border:1px solid #e1e5d8;border-radius:20px;padding:30px 32px;overflow-wrap:anywhere}.ls-unit-header h2{font-family:var(--serif,serif);font-size:29px;font-weight:600;line-height:1.6;margin:13px 0 8px}.ls-unit-meta{display:flex;flex-wrap:wrap;gap:8px}.ls-unit-meta span{background:#edf2e5;color:#738261;font-size:11px;padding:5px 9px;border-radius:6px}.ls-original{color:#8a927f;font-size:11px;line-height:1.7;margin:0 0 19px}.ls-goal{display:flex;gap:12px;padding:16px 17px;background:#f1f4e9;border-radius:10px;font-size:13px;line-height:1.9;margin:0}.ls-goal strong{white-space:nowrap;font-size:12px;color:#738064}.ls-unit>section{margin-top:28px;border-top:1px solid #e8eadd;padding-top:24px}.ls-unit h3{font-size:17px;font-family:var(--serif,serif);font-weight:600;margin:0 0 13px;line-height:1.6}.ls-unit section>p{font-size:14px;line-height:2;margin:0 0 12px}.ls-unit .ls-small{font-size:12px;line-height:1.9;margin:12px 0}.ls-section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.ls-section-heading h3{margin-bottom:0}.ls-text-button{border:0;background:transparent;color:#7a8a64;font:inherit;font-size:12px;text-decoration:underline;text-underline-offset:4px;padding:5px;cursor:pointer}.ls-reading-text{font-size:16px;line-height:2.2;letter-spacing:.02em;margin:18px 0}.ls-reading-text p{margin:0 0 15px}.ls-reading-text .ls-english-help{font-size:13px;line-height:1.9;color:#8b8d7a;border-left:2px solid #dfe4d2;padding-left:12px;letter-spacing:0}.ls-reading-tools{display:flex;flex-wrap:wrap;gap:10px}.ls-vocabulary dl{margin:0;display:grid;grid-template-columns:1fr 1fr;gap:10px}.ls-vocabulary dl>div{border:1px solid #e8ebdf;border-radius:10px;padding:12px 14px}.ls-vocabulary dt{display:flex;flex-wrap:wrap;gap:10px;align-items:baseline;margin-bottom:5px}.ls-vocabulary dt>span{font-size:16px}.ls-vocabulary dt small{font-size:12px;color:#93a27e;letter-spacing:.015em}.ls-vocabulary dd{margin:0;color:#78816e;font-size:12px;line-height:1.9}.ls-vocabulary .ls-english-help{display:block;font-size:11px;color:#8d967f}.ls-notes>div{margin-top:12px;background:#f7f7f0;border-radius:10px;padding:14px 17px}.ls-notes h4{font-size:14px;line-height:1.8;margin:0 0 5px;font-weight:500}.ls-notes p{font-size:13px;line-height:1.95;margin:0;color:#7a8371}.ls-question{margin:17px 0;padding:16px;border:1px solid #e2e7d7;border-radius:12px;min-width:0}.ls-question legend{max-width:100%;font-size:14px;line-height:1.9;font-weight:500;padding:0 6px}.ls-question-index{color:#91a17d;font-size:12px;margin-right:9px}.ls-options{display:grid;gap:8px}.ls-options label{display:flex;align-items:baseline;gap:9px;cursor:pointer;font-size:13px;line-height:1.8;border:1px solid #e8ecdf;border-radius:8px;padding:10px 12px;background:white}.ls-options input,.ls-self-check input{accent-color:#738f5c;flex-shrink:0}.ls-options label.ls-correct{background:#f0f6e8;border-color:#c5d5ad}.ls-options label.ls-retry{background:#fcf3e6;border-color:#e8d7b3}.ls-check{margin-top:12px}.ls-answer{margin-top:14px;padding:13px 15px;border-radius:9px;font-size:12px;line-height:1.9;background:#f1f6e9;color:#61784f}.ls-answer.retry{background:#faf2e4;color:#8a7750}.ls-answer strong{font-size:12px;font-weight:600}.ls-answer p{margin:6px 0 0}.ls-expression>label,.ls-review>label:not(.ls-self-check){display:block;font-size:13px;color:#64735b;line-height:1.9;margin-bottom:8px}.ls-unit textarea{display:block;box-sizing:border-box;width:100%;resize:vertical;min-height:90px;max-height:500px;padding:13px 15px;border:1px solid #dce4d0;border-radius:10px;background:#fffefa;color:#344d35;font:inherit;font-size:14px;line-height:1.9;margin:0 0 12px}.ls-unit textarea::placeholder{color:#a0a692}.ls-checklist{font-size:12px;line-height:2;color:#7d896e;padding:15px 15px 15px 32px;background:#f5f6ee;border-radius:10px;margin:17px 0 0}.ls-self-check{display:flex;align-items:baseline;gap:9px;font-size:12px;line-height:1.9;color:#63735b;cursor:pointer;margin:8px 0}.ls-unit .ls-completed{font-size:12px;line-height:1.9;color:#6d8554;margin:12px 0 0;padding:12px;background:#edf4e5;border-radius:8px}.ls-unit-footer{font-size:11px;color:#929982;line-height:1.9;margin-top:28px;border-top:1px solid #e8ebdd;padding-top:17px}.ls-notice{background:#f7f0dc;border:1px solid #eadfbb;color:#85764b;padding:13px 16px;border-radius:10px;font-size:13px;line-height:1.8;margin-bottom:18px}.ls-notice[hidden]{display:none}.ls-studio button:focus-visible,.ls-studio a:focus-visible,.ls-studio select:focus-visible,.ls-studio textarea:focus-visible,.ls-studio input:focus-visible{outline:3px solid #a8bb8c;outline-offset:3px}.ls-unit-header h2:focus{outline:none}.ls-studio button{white-space:normal;overflow-wrap:anywhere}.ls-studio .primary,.ls-studio .secondary{max-width:100%;line-height:1.6}.interface-english .ls-filter>label{max-width:130px}.interface-english .ls-goal strong{white-space:normal;min-width:70px}.interface-english .ls-hero h1{font-size:clamp(25px,3vw,35px)}
@media(max-width:1100px){.ls-layout{grid-template-columns:215px minmax(0,1fr);gap:17px}.ls-unit{padding:25px 23px}.ls-vocabulary dl{grid-template-columns:1fr}.ls-hero{padding:25px}.ls-hero-mark{width:112px;min-width:112px;height:112px;font-size:46px}.ls-unit-card{padding:13px 11px}}
@media(max-width:780px){.ls-layout{grid-template-columns:minmax(0,1fr)}.ls-catalog{position:static;display:grid;grid-template-columns:1fr 1fr;gap:9px}.ls-catalog h2,.ls-catalog>p,.ls-catalog>a{grid-column:1/-1}.ls-catalog h2{margin-bottom:0}.ls-unit-card{margin:0}.ls-catalog>p{margin:4px 0 0}.ls-catalog>a{margin:0 0 5px}.ls-hero-mark{display:none}.ls-hero{padding:24px}.ls-unit-header h2{font-size:26px}.ls-unit{padding:23px 22px}.ls-filter{gap:10px}.ls-track-options{width:100%;margin:0}.ls-track-options button{flex:1;padding:10px 8px}.ls-vocabulary dl{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.ls-hero{padding:20px;border-radius:17px}.ls-hero h1{font-size:26px}.ls-hero p{font-size:13px}.ls-catalog{grid-template-columns:1fr}.ls-unit-card{padding:12px;gap:11px}.ls-unit-card>span:last-child{gap:4px}.ls-card-symbol{height:40px}.ls-unit{padding:22px 17px;border-radius:16px}.ls-unit-header h2{font-size:25px}.ls-unit>section{margin-top:24px;padding-top:21px}.ls-vocabulary dl{grid-template-columns:1fr}.ls-goal{display:block;padding:13px}.ls-goal strong{display:block;margin-bottom:5px}.ls-reading-text{font-size:15px;line-height:2.15}.ls-reading-tools{display:grid;grid-template-columns:1fr}.ls-section-heading{align-items:flex-start}.ls-question{padding:13px 10px}.ls-options label{padding:9px}.ls-review .primary{width:100%}.ls-unit-meta span{font-size:10px}.ls-notes>div{padding:12px}.ls-studio .ls-original{font-size:10px}.ls-filter>label{font-size:12px}.ls-filter select{flex:1;min-width:0}.ls-unit textarea{font-size:16px}.ls-studio .ls-small{font-size:11px}}

.learning-home-callout{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px 25px;border:1px solid #dfe7d3;border-radius:14px;background:#f6f8ef;margin:22px 0}.learning-home-callout strong{font-size:16px;color:#38593f}.learning-home-callout p{font-size:12px;line-height:1.8;color:#7e8e71;margin:7px 0 0}.learning-home-callout>div:last-child{display:flex;gap:8px;flex-wrap:wrap}@media(max-width:720px){.learning-home-callout{align-items:flex-start;flex-direction:column;padding:20px}.learning-home-callout>div:last-child{width:100%}.learning-home-callout button{flex:1}}