@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');

:root{font-family:'DM Sans',sans-serif;color:#1c3027;background:#f6f4ee;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 95% 0%,#e6eddf 0,transparent 30%),#f6f4ee}.hidden{display:none!important}button,input{font:inherit}button{cursor:pointer}.shell{max-width:1180px;min-height:100vh;margin:auto;padding:0 36px;display:flex;flex-direction:column}.topbar{height:108px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #d9dfd5}.brand{display:inline-flex;align-items:center;gap:12px;color:inherit;text-decoration:none}.brand-mark{width:48px;height:48px;border-radius:14px;background:#254d3a;color:#fff;display:grid;place-items:center;font-family:Manrope,sans-serif;font-size:25px;font-weight:800;letter-spacing:-2px}.brand-mark span{color:#d5f07c}.brand-name{font-size:14px;font-weight:800;line-height:1.1;letter-spacing:-.035em}.topbar-note,.eyebrow,.section-kicker,.card-kicker,.quiz-category{font-size:11px;font-weight:800;letter-spacing:.18em}.topbar-note{color:#698071;display:flex;gap:14px;align-items:center}.note-dot{height:5px;width:5px;background:#aac67f;border-radius:50%}main{flex:1}.home-view{display:grid;grid-template-columns:1.04fr .96fr;gap:58px;align-items:center;padding:76px 0 40px}.hero-copy{align-self:center;padding-bottom:36px}.eyebrow{color:#477153;display:flex;align-items:center;gap:13px;margin:0 0 27px}.eyebrow-line{width:32px;height:2px;background:#9ab96b}.hero-copy h1{font-family:Manrope,sans-serif;font-size:clamp(46px,5.1vw,73px);line-height:1.12;letter-spacing:-.075em;margin:0 0 29px;font-weight:800}.hero-copy h1 em{font-style:normal;color:#5f825b}.intro{max-width:490px;font-size:17px;line-height:1.75;color:#66786b;margin:0}.chooser-card,.flashcard,.done-card{background:#fff;border:1px solid #e1e6dc;box-shadow:0 20px 70px rgba(25,54,37,.055);border-radius:28px}.chooser-card{padding:32px}.chooser-header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:23px}.section-kicker{color:#85a15f;margin:0 0 7px}.chooser-header h2{font-family:Manrope,sans-serif;font-size:25px;letter-spacing:-.045em;margin:0}.count-badge{white-space:nowrap;color:#3e6446;background:#edf3e8;padding:8px 12px;border-radius:20px;font-size:12px;font-weight:800}.categories{display:grid;gap:10px}.category-option{width:100%;border:1px solid #e3e9df;background:#fafbf8;border-radius:17px;display:flex;align-items:center;gap:15px;text-align:left;padding:16px;transition:background .15s,border-color .15s,transform .15s}.category-option:hover{transform:translateY(-1px);border-color:#98b891}.category-option.selected{background:#edf5e8;border-color:#6b9867}.category-icon{width:43px;height:43px;flex:none;background:#e5eddf;border-radius:13px;color:#416949;display:grid;place-items:center;font-size:23px;font-weight:700}.category-option.selected .category-icon{background:#d4e7ca}.category-copy{flex:1;display:grid;gap:2px}.category-copy strong{font-size:14px;color:#213a29}.category-copy small{font-size:12px;color:#829387}.category-check{width:20px;height:20px;border:1.5px solid #b7c4b4;border-radius:6px;display:grid;place-items:center;color:#fff;font-size:13px}.category-option.selected .category-check{background:#4e7852;border-color:#4e7852}.primary-button{border:0;border-radius:13px;background:#254d3a;color:white;width:100%;min-height:54px;padding:0 19px;display:flex;justify-content:space-between;align-items:center;font-size:14px;font-weight:800;transition:background .15s,transform .15s}.primary-button:hover{background:#366d4e;transform:translateY(-1px)}.primary-button span{font-size:22px;font-weight:400}.primary-button:disabled{background:#aab9ab;cursor:not-allowed;transform:none}.chooser-card .primary-button{margin-top:22px}.chooser-hint{color:#8a978b;font-size:12px;text-align:center;margin:13px 0 0}.how-it-works{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid #d9dfd5;padding-top:28px;color:#687d6e;font-size:13px;font-weight:600}.how-it-works div{display:flex;gap:12px;align-items:center}.step-number{color:#a0b46e;font-family:Manrope,sans-serif;font-size:12px;font-weight:800}footer{border-top:1px solid #d9dfd5;padding:25px 0 29px;display:flex;justify-content:space-between;color:#9aa99c;font-size:12px;font-weight:700}.quiz-view{max-width:690px;margin:0 auto;padding:38px 0 72px}.quiz-topline{display:flex;justify-content:space-between;align-items:center;gap:20px}.text-button{border:0;background:none;color:#597462;padding:9px 0;font-size:13px;font-weight:800}.text-button:hover{color:#254d3a}.text-button span{font-size:17px;margin-right:7px}.quiz-category{color:#91a581;text-align:right}.progress-block{margin:25px 0 29px}.progress-labels{display:flex;justify-content:space-between;color:#768b7a;font-size:13px;margin-bottom:10px}.progress-labels strong{color:#294c38}.progress-track{height:8px;border-radius:9px;background:#e2e9dd;overflow:hidden}.progress-track>div{height:100%;width:0;background:#8aaf6d;border-radius:9px;transition:width .35s}.flashcard{position:relative;overflow:hidden;padding:48px 52px 42px;min-height:410px}.card-decor{position:absolute;right:20px;top:7px;font-family:Manrope,sans-serif;font-size:120px;font-weight:800;line-height:1;color:#f2f6ef;letter-spacing:-.14em;pointer-events:none}.card-decor span{color:#e8f0e4}.card-kicker{position:relative;color:#84a267;margin:0 0 26px}.flashcard h2{position:relative;font-family:Manrope,sans-serif;font-size:clamp(36px,4vw,53px);line-height:1.2;letter-spacing:-.06em;margin:0 0 38px;max-width:490px}.card-divider{height:1px;background:#e5eae2;margin-bottom:27px}label{display:block;font-size:13px;font-weight:800;color:#45614d;margin-bottom:10px}.input-row{display:flex;gap:9px}.input-row input{flex:1;min-width:0;height:58px;border:1.5px solid #d9e3d7;border-radius:12px;padding:0 16px;color:#1e3829;outline:none;font-size:17px;background:#fcfdfa}.input-row input:focus{border-color:#709a6d;box-shadow:0 0 0 3px #e9f2e4}.input-row input:disabled{background:#f5f7f2;color:#526657}.check-button{width:60px;height:58px;border:0;border-radius:12px;background:#254d3a;color:#fff;font-size:26px}.check-button:hover{background:#366d4e}.check-button:disabled{opacity:.5;cursor:default}.input-hint{margin:10px 0 0;color:#98a69a;font-size:12px}.feedback{margin-top:24px;border-radius:15px;padding:18px 20px;display:grid;gap:7px}.feedback.correct{background:#edf6e9;color:#315f38}.feedback.incorrect{background:#fff2e9;color:#985239}.feedback-title{font-size:13px;font-weight:800}.feedback-answer{font-size:22px;font-family:Manrope,sans-serif;font-weight:800;letter-spacing:-.03em}.feedback-extra{font-size:13px;color:#627b65}.feedback.incorrect .feedback-extra{color:#a4725d}.next-button{margin-top:18px}.queue-note{text-align:center;color:#899a89;font-size:13px;margin:24px 0 0}.done-view{max-width:580px;margin:90px auto}.done-card{text-align:center;padding:54px 46px}.done-icon{display:grid;place-items:center;width:70px;height:70px;margin:0 auto 25px;border-radius:22px;background:#e0efd8;color:#477a4a;font-size:34px}.done-card h2{font-family:Manrope,sans-serif;font-size:45px;letter-spacing:-.07em;margin:4px 0 14px}.done-card p:not(.section-kicker){color:#718574;line-height:1.6}.done-card .primary-button{max-width:300px;margin:28px auto 8px}.done-card .text-button{display:block;margin:auto}:focus-visible{outline:3px solid #b7ce8a;outline-offset:3px}
@media(max-width:850px){.shell{padding:0 22px}.home-view{grid-template-columns:1fr;gap:35px;padding:58px 0 35px}.hero-copy{padding:0}.intro{max-width:650px}.chooser-card{max-width:630px;width:100%;margin:auto}.how-it-works{gap:15px;flex-wrap:wrap}.topbar-note{display:none}}
@media(max-width:520px){.shell{padding:0 16px}.topbar{height:76px}.brand-mark{width:42px;height:42px;font-size:23px}.home-view{padding:38px 0 29px;gap:29px}.hero-copy h1{font-size:42px;margin-bottom:18px}.eyebrow{font-size:10px;letter-spacing:.12em;margin-bottom:17px}.intro{font-size:14px;line-height:1.65}.chooser-card{padding:21px;border-radius:20px}.chooser-header h2{font-size:21px}.category-option{padding:12px}.category-copy small{font-size:11px}.how-it-works{font-size:11px;align-items:flex-start}.how-it-works div{width:100%}footer{font-size:10px}.quiz-view{padding:24px 0 50px}.quiz-category{font-size:10px;letter-spacing:.08em}.flashcard{padding:31px 23px;min-height:360px;border-radius:20px}.flashcard h2{font-size:37px;margin-bottom:34px}.card-decor{font-size:80px}.input-row input{font-size:16px}.done-view{margin:50px auto}.done-card{padding:43px 24px}.done-card h2{font-size:36px}}