.sal-app{--ink:#232525;--muted:#626865;--line:#e0e3df;--paper:#fff;--soft:#f5f6f2;--yellow:#fff4c9;--green:#315e49}.sal-app *{box-sizing:border-box}.sal-app{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}.sal-app button,.sal-app input,.sal-app textarea,.sal-app select{font:inherit}.sal-app button,.sal-app a,.sal-app label{touch-action:manipulation}.sal-app a{color:inherit;text-underline-offset:4px}.sal-app button{cursor:pointer}.sal-app button:disabled{cursor:not-allowed;opacity:.6}.sal-app button:focus-visible,.sal-app a:focus-visible,.sal-app input:focus-visible,.sal-app textarea:focus-visible,.sal-app summary:focus-visible{outline:3px solid #a67a13;outline-offset:4px}.sal-app header{border-bottom:1px solid var(--line);background:#fff;position:relative;z-index:1}.sal-app header .bar{max-width:1180px;margin:auto;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 28px}.sal-app .brand{font-weight:750;font-size:20px;text-decoration:none;white-space:nowrap}.sal-app .brand small{display:block;font-size:10px;letter-spacing:2px;color:var(--muted);font-weight:500}.sal-app nav{display:flex;gap:26px;align-items:center;font-size:14px}.sal-app nav a{text-decoration:none}.sal-app nav a:hover{text-decoration:underline}.sal-app .skip{position:absolute;left:10px;top:-60px}.sal-app .skip:focus{top:5px;z-index:3;background:#fff;padding:10px}.sal-app #sal-root{max-width:1120px;margin:auto;padding:64px 28px 88px;min-height:65vh}.sal-app h1,.sal-app h2,.sal-app h3,.sal-app p{margin-top:0}.sal-app h1{font-size:50px;letter-spacing:-1.7px;line-height:1.2;margin-bottom:24px;font-weight:720}.sal-app h2{font-size:28px;line-height:1.35;letter-spacing:-.5px;margin-bottom:18px}.sal-app h3{font-size:19px;line-height:1.4}.sal-app p{margin-bottom:18px}.sal-app .eyebrow{font-size:12px;letter-spacing:1.6px;font-weight:650;color:var(--green);margin-bottom:20px}.sal-app .lead{font-size:18px;color:var(--muted);max-width:620px}.sal-app .muted{color:var(--muted)}.sal-app .small{font-size:13px}.sal-app .hero{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center;padding:16px 0 56px}.sal-app .hero h1{max-width:560px}.sal-app .sample{background:var(--yellow);padding:32px;border-radius:22px}.sal-app .sample h2{font-size:26px}.sal-app .sample ol{padding-left:20px;margin-bottom:0}.sal-app .row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.sal-app .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.sal-app .btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 22px;border:1px solid var(--line);border-radius:100px;background:#fff;color:var(--ink);text-decoration:none;line-height:1.4;font-weight:600;font-size:14px;min-height:46px}.sal-app .primary{background:var(--ink);color:#fff;border-color:var(--ink)}.sal-app .text-btn{border:0;background:none;padding:8px 0;color:var(--muted);text-decoration:underline;font-size:14px}.sal-app .section{padding:48px 0;border-top:1px solid var(--line)}.sal-app .grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.sal-app .grid2{display:grid;grid-template-columns:1fr 1fr;gap:32px}.sal-app .tile{border-top:2px solid var(--line);padding:22px 0 0}.sal-app .tile .count{color:var(--muted);font-size:12px;letter-spacing:1px;margin-bottom:14px}.sal-app .tile p{color:var(--muted);font-size:15px}.sal-app .note{padding:20px 24px;background:var(--soft);border-radius:12px}.sal-app .notice{background:var(--yellow);padding:18px 22px;border-radius:12px;margin:20px 0}.sal-app .stack>*+*{margin-top:20px}.sal-app .narrow{max-width:720px;margin:auto}.sal-app .question-title{font-size:29px;line-height:1.45;letter-spacing:-.5px;margin-top:28px}.sal-app .option{display:flex;align-items:flex-start;gap:14px;border:1px solid var(--line);border-radius:12px;padding:17px 19px;margin:12px 0;cursor:pointer}.sal-app .option:has(input:checked){border-color:var(--green);background:#eef5ef}.sal-app .option input{margin-top:6px;accent-color:var(--green);flex-shrink:0;width:17px;height:17px}.sal-app progress{display:block;width:100%;height:7px;border:0;accent-color:var(--green);margin:14px 0 0}.sal-app progress::-webkit-progress-bar{background:#edf0eb;border-radius:10px}.sal-app progress::-webkit-progress-value{background:var(--green);border-radius:10px}.sal-app .error{color:#a13220;font-size:14px;margin-top:12px}.sal-app .result-head{max-width:760px;margin-bottom:40px}.sal-app .score{font-size:58px;line-height:1;font-weight:650}.sal-app .score small{font-size:17px;font-weight:400}.sal-app .ability{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:16px;padding:16px 0}.sal-app .ability div:first-child{min-width:0}.sal-app .ability small{display:block;color:var(--muted)}.sal-app .badge{font-size:12px;background:var(--soft);border-radius:4px;padding:3px 8px;display:inline-block;color:var(--muted)}.sal-app .split{display:grid;grid-template-columns:1.2fr .85fr;gap:50px}.sal-app .practice-material{border-left:3px solid #c2b15a;padding-left:20px}.sal-app .practice-material p:last-child{margin-bottom:0}.sal-app .bad{background:#f6f4f0;padding:22px;border-radius:12px}.sal-app .field{display:block;margin:24px 0}.sal-app .field span{font-weight:600;display:block;margin-bottom:8px}.sal-app .field textarea{width:100%;min-height:110px;border:1px solid #bbc0ba;border-radius:10px;padding:13px 15px;resize:vertical;color:var(--ink);background:white}.sal-app .field .long{min-height:180px}.sal-app .check{display:flex;gap:10px;align-items:flex-start;margin:13px 0;cursor:pointer}.sal-app .check input{width:18px;height:18px;accent-color:var(--green);margin-top:5px;flex-shrink:0}.sal-app .complete{max-width:800px;margin:auto}.sal-app .saved{white-space:pre-wrap;overflow-wrap:anywhere;padding:22px 0;border-bottom:1px solid var(--line)}.sal-app details{border-top:1px solid var(--line);padding:18px 0}.sal-app summary{cursor:pointer;font-weight:600}.sal-app details p,.sal-app details ol{margin-top:14px}.sal-app .steps{counter-reset:lessons}.sal-app .steps li{margin:14px 0}.sal-app .course-aside{background:var(--yellow);padding:28px;border-radius:16px;align-self:start}.sal-app .spec-table{overflow-x:auto}.sal-app table{width:100%;border-collapse:collapse;font-size:14px;margin:20px 0}.sal-app th,.sal-app td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}.sal-app th{background:var(--soft)}.sal-app footer{border-top:1px solid var(--line);padding:28px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}.sal-app footer .links{display:flex;flex-wrap:wrap;gap:20px}.sal-app .devbar{padding:9px 28px;background:#f6f6f3;color:#61645f;font-size:11px;display:flex;justify-content:space-between;gap:16px}.sal-app .devbar a{white-space:nowrap}.sal-app .answerline{border-left:3px solid var(--green);padding-left:18px}.sal-app .hidden{display:none}.sal-app .time-choice{max-width:220px;border:1px solid #bbc0ba;padding:9px;background:white;border-radius:8px}.sal-app ul{padding-left:22px}.sal-app .ready{background:#edf5ee;padding:26px;border-radius:15px;margin-bottom:30px}@media(max-width:760px){.sal-app header .bar{padding:18px 20px;flex-wrap:wrap;gap:14px}.sal-app nav{gap:18px;width:100%;overflow-x:auto;padding-bottom:3px;white-space:nowrap}.sal-app nav .btn{padding:8px 15px;min-height:38px}.sal-app #sal-root{padding:36px 20px 64px}.sal-app h1{font-size:36px;letter-spacing:-1px}.sal-app h2{font-size:25px}.sal-app .hero{grid-template-columns:1fr;gap:26px;padding-top:4px}.sal-app .hero h1{max-width:430px}.sal-app .sample{padding:25px}.sal-app .grid3,.sal-app .grid2,.sal-app .split{grid-template-columns:1fr;gap:26px}.sal-app .section{padding:34px 0}.sal-app .question-title{font-size:25px}.sal-app .devbar{padding:8px 20px}.sal-app .ability{align-items:flex-start}.sal-app .lead{font-size:17px}.sal-app .course-aside{order:-1}.sal-app .actions .btn{flex-grow:1}.sal-app .spec-table table{min-width:700px}}@media print{.sal-app header,.sal-app footer,.sal-app .devbar,.sal-app .actions{display:none}.sal-app #sal-root{max-width:none;padding:0}.sal-app .section,.sal-app details{break-inside:avoid}}

.sal-app{font-size:16px;line-height:1.7;color:var(--ink);background:white}.sal-app #sal-root{padding:0;max-width:none;min-height:50vh}.sal-app h1{font-size:clamp(32px,4vw,46px)}.sal-app .question-title{font-size:clamp(24px,3vw,29px)}.sal-app .sal-progress{display:flex;flex-wrap:wrap;gap:10px 24px;border-top:1px solid var(--line);padding-top:24px;margin-top:48px;color:var(--muted);font-size:12px;align-items:center}.sal-app .goal-picker{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0 32px}.sal-app select{max-width:100%;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:white;color:var(--ink)}.sal-app #sal-root:focus{outline:none}.sal-app textarea{font-size:16px}.sal-app h2{margin-top:0}.sal-app .split>*,.sal-app .grid2>*{min-width:0}.sal-app p,.sal-app h1,.sal-app h2,.sal-app h3{overflow-wrap:anywhere}.sal-cta{margin:18px 0}.sal-button{display:inline-block;padding:12px 22px;border-radius:100px;background:#232525;color:white;text-decoration:none;line-height:1.4}.sal-catalog{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.sal-course{padding-top:22px;border-top:2px solid #e0e3df}.sal-course h2{font-size:21px}.sal-meta{font-size:12px;color:#626865}@media(max-width:760px){.sal-catalog{grid-template-columns:1fr}.sal-app #sal-root{padding:0}.sal-app .option{padding:14px}.sal-app .btn{max-width:100%;text-align:center}}