:root{--ink:#213b38;--muted:#677d78;--teal:#0f766e;--teal-dark:#0b6056;--line:#e4eeea;--paper:#f8faf8;--cream:#fbf8f1;--gold:#d9ae60;--focus:#2563eb}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:system-ui,-apple-system,'Segoe UI','Noto Sans CJK SC','PingFang SC','Microsoft YaHei',sans-serif;background:var(--paper)}button,select{font:inherit}button{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--focus);outline-offset:3px}button:disabled{opacity:.48;cursor:not-allowed}.site-header{height:76px;background:#fff;border-bottom:1px solid var(--line);padding:0 max(25px,calc((100vw - 1296px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{font-size:20px;display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:-.45px;white-space:nowrap}.logo small{color:#71847f;font-size:13px;font-weight:500;margin-left:5px}.logo-mark{font-size:23px;width:38px;height:38px;border-radius:11px;background:var(--teal);color:white;display:grid;place-items:center}.site-header nav{display:flex;align-items:center;gap:25px;font-size:13px;color:#536e67}.site-header nav a{text-decoration:none}.site-header nav a:hover{text-decoration:underline}.text-button{border:1px solid #d2e5de;border-radius:18px;background:#eff9f5;color:#08695c;padding:8px 13px;font-size:13px;font-weight:750}.shell{max-width:1320px;margin:0 auto;display:grid;grid-template-columns:300px minmax(0,1fr);gap:35px;padding:46px 35px 24px}.side-rail{background:white;border:1px solid var(--line);border-radius:23px;padding:30px;align-self:start;min-height:650px}.badge{display:inline-flex;border-radius:99px;background:#e2f8eb;color:#096658;font-size:12px;font-weight:750;padding:6px 12px}.sidebar-intro h2{font-size:23px;line-height:1.45;letter-spacing:-.5px;margin:16px 0 8px}.sidebar-intro p{color:var(--muted);font-size:13px;line-height:1.8}.steps{padding:0;margin:28px 0;list-style:none}.steps li{display:flex;align-items:center;gap:12px;padding:14px 10px;border-radius:12px;color:#81938f;font-size:13px;margin-top:6px}.steps li span{width:30px;height:30px;border:1px solid #d4e5df;display:grid;place-items:center;flex-shrink:0;border-radius:50%;font-size:13px}.steps li.current{background:#e8f8f0;color:#076458}.steps li.current span{background:var(--teal);color:white;border-color:var(--teal)}.steps li.complete{color:#257568}.steps li.complete span{border-color:#8acfb4}.side-privacy{background:#eff9f5;padding:18px;border-radius:15px;margin-top:30px}.side-privacy strong{font-size:14px}.side-privacy p{font-size:12px;line-height:1.75;color:#66817b;margin:8px 0 0}.content{min-width:0;max-width:920px;padding:8px 0}.intro-line{display:flex;justify-content:space-between;align-items:center;gap:14px}.eyebrow{font-size:11px;color:#6d8880;font-weight:800;letter-spacing:.14em}.minutes{color:#7c928b;font-size:13px}h1{font-family:Georgia,'Noto Serif CJK SC','Songti SC',serif;font-size:clamp(29px,3.5vw,42px);line-height:1.36;letter-spacing:-.6px;margin:16px 0 10px}.lead{font-size:15px;line-height:1.9;color:#657b76;max-width:760px;margin-bottom:27px}.panel{background:white;border:1px solid var(--line);border-radius:24px;box-shadow:0 18px 45px #20423508;padding:35px 40px}.panel h2{font-size:21px;margin:0 0 13px}.panel p{line-height:1.85}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:25px 0}.field label{display:block;font-size:13px;font-weight:760;margin-bottom:9px}.field select{width:100%;background:white;color:#1c3934;border:1px solid #bcd9ce;border-radius:12px;padding:12px}.field .hint{margin-top:9px;color:#68817a;font-size:12px}.callout{padding:17px 20px;border-radius:13px;background:#f0faf5;color:#286a5d;font-size:13px;line-height:1.85}.actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:27px;flex-wrap:wrap}.action-group{display:flex;flex-wrap:wrap;gap:10px}.btn{border:0;border-radius:12px;padding:13px 19px;font-weight:760;font-size:14px;min-height:45px}.btn.primary{color:white;background:var(--teal)}.btn.primary:hover:not(:disabled){background:var(--teal-dark)}.btn.secondary{border:1px solid #cbded6;background:white;color:#39645a}.btn.pale{background:#e7f5ee;color:#146858}.btn.gold{background:#e4bb6b;color:#29453b}.progress-header{display:flex;align-items:center;gap:17px;justify-content:flex-end;margin:-7px 0 20px}.progress-header>span{font-size:13px;color:#688079;white-space:nowrap}.progress-track{height:8px;background:#e6eae7;border-radius:99px;overflow:hidden;width:175px}.progress-track span{display:block;height:100%;width:0;background:var(--teal);transition:width .25s}.quiz-prompt{font-weight:700;margin:16px 0}.focus-character{font-size:clamp(47px,6vw,65px);text-align:center;letter-spacing:.09em;padding:25px 12px;background:#f8fbf9;border-radius:15px;margin:17px 0 23px;font-family:'Songti SC','Noto Serif CJK SC',serif}.choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.choices button{background:#fff;border:1px solid #dbe9e4;border-radius:12px;min-height:57px;padding:13px 17px;text-align:left;font-size:16px;color:#26443d}.choices button:hover{background:#f6fbf8}.choices button[aria-pressed="true"]{background:#e8f8f1;border:2px solid var(--teal);padding:12px 16px;font-weight:750}.helper{font-size:12px;color:#779087;line-height:1.8}.reading-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px}.reading-page{background:var(--cream);border:1px solid #e8e2d6;border-radius:4px;padding:29px;min-width:0}.reading-page .eyebrow{color:#a36a3d}.reading-page .story{margin:18px 0 10px;font-family:'Songti SC','Noto Serif CJK SC',serif;font-size:clamp(23px,2.4vw,30px);line-height:2.1;white-space:pre-line;word-break:break-word}.reading-page .reading-hint{border-top:1px solid #e1d9c8;padding-top:16px;font-size:12px;color:#95836b;line-height:1.7}.reading-card{background:#293e3a;color:white;padding:27px;border-radius:6px;display:flex;flex-direction:column}.reading-card .eyebrow{color:#c3d5cd}.reading-card h2{font-size:23px;font-family:Georgia,'Songti SC',serif;line-height:1.48}.reading-card .choices{display:grid;grid-template-columns:1fr}.reading-card .choices button{background:#405650;color:white;border-color:#74877e;border-radius:6px}.reading-card .choices button[aria-pressed="true"]{background:#f3f7e9;color:#234a3c;border-color:#e4bd77}.reading-card .choices button:hover{filter:brightness(1.08)}.reading-card .actions{margin-top:auto;padding-top:24px}.reading-card .btn.secondary{background:transparent;color:white;border-color:#9eb5ab}.reading-note{font-size:12px;color:#d1dcd2;line-height:1.7;margin-top:18px}.summary-head{display:flex;justify-content:space-between;gap:18px;align-items:start}.score-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin:24px 0}.score-card{border:1px solid #dce9e2;border-radius:15px;padding:18px;background:#fdfefd}.score-card h3{font-size:16px;margin:0 0 8px}.score-card .state{font-size:14px;font-weight:780;color:#096658}.score-card p{font-size:12px;color:#6e837d;line-height:1.6;margin:7px 0 0}.notice{border-left:4px solid #cba760;background:#fbf5e8;color:#705b32;padding:14px 18px;font-size:13px;line-height:1.8;margin:17px 0}.week-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:7px;margin:20px 0}.day-button{padding:12px 3px;background:#fff;border:1px solid #cddfd6;border-radius:9px;font-size:12px}.day-button[aria-pressed="true"]{background:var(--teal);color:#fff}.practice-card{background:#fbf8f1;border:1px solid #eae1d1;padding:22px;border-radius:13px}.practice-card h3{margin:0 0 9px}.practice-card .choices button{background:white}.practice-feedback{font-size:14px;line-height:1.8;margin-top:13px;padding:11px 15px;border-radius:9px;background:#e8f5eb}.practice-feedback.wrong{background:#fff3e5}.about{padding:22px 5px;margin-top:25px;border-top:1px solid var(--line)}.about h2{font-size:17px}.about p{font-size:13px;line-height:1.8;color:#6b8279}.site-footer{padding:27px max(30px,calc((100vw - 1296px)/2));display:flex;gap:20px;flex-wrap:wrap;align-items:center;justify-content:space-between;color:#7b8d87;background:#fff;border-top:1px solid #e6ede8;font-size:12px}.site-footer a{color:#126f63;font-weight:750}.error{color:#a32929;font-size:13px;min-height:20px}.is-hidden{display:none!important}@media(max-width:1050px){.shell{grid-template-columns:240px minmax(0,1fr);gap:22px;padding:28px 22px}.side-rail{padding:21px}.panel{padding:25px}.reading-layout{grid-template-columns:1fr}.reading-card{min-height:420px}.reading-card .actions{margin-top:20px}.reading-card .choices{grid-template-columns:1fr 1fr}}@media(max-width:720px){.site-header{height:auto;min-height:69px;padding:12px 15px}.site-header nav{gap:10px}.site-header nav a{display:none}.logo{font-size:17px}.logo small{display:none}.shell{display:block;padding:13px 14px}.side-rail{min-height:0;padding:13px 14px;border-radius:14px}.sidebar-intro{display:none}.steps{display:flex;justify-content:space-between;gap:3px;margin:0}.steps li{flex:1;display:flex;flex-direction:column;gap:6px;font-size:10px;padding:6px 1px;text-align:center;margin:0}.steps li span{width:25px;height:25px}.steps li b{font-weight:600;line-height:1.5}.side-privacy{display:none}.content{padding:23px 1px}.eyebrow{font-size:10px;letter-spacing:.08em}.minutes{font-size:11px}h1{font-size:29px;margin:13px 0 8px}.lead{font-size:13px;line-height:1.8}.panel{padding:22px 18px;border-radius:16px}.form-grid{grid-template-columns:1fr}.choices{grid-template-columns:1fr}.reading-layout{display:block}.reading-page{padding:20px}.reading-page .story{font-size:24px;line-height:1.85}.reading-card{padding:23px;margin-top:13px;min-height:0}.reading-card .choices{grid-template-columns:1fr}.reading-card h2{font-size:22px}.progress-header{margin:0 0 15px}.score-grid{grid-template-columns:1fr 1fr}.week-grid{gap:4px}.day-button{font-size:10px;padding:10px 1px}.actions .btn{flex:1}.site-footer{padding:22px 16px;align-items:start;flex-direction:column;gap:11px}.about{margin-top:18px}}@media print{.site-header,.side-rail,.progress-header,.intro-line,.actions,.about,.site-footer,.week-grid,.practice-card,.no-print{display:none!important}.shell{display:block;padding:0}.content{max-width:none}.panel{border:none;box-shadow:none;padding:0}body{background:white;color:black;font-size:12pt}.print-details{display:block!important}.score-grid{grid-template-columns:repeat(2,1fr)}.score-card{break-inside:avoid}.lead{color:#333}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.progress-track span{transition:none}}

[hidden]{display:none!important}