:root{--ink:#193b40;--muted:#667e80;--teal:#087e80;--pale:#e9f4f1;--line:#dbe6e2;--orange:#bc673e;--bg:#f5f7f3;--white:#fff; font-family:"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer;border:0}button:disabled{opacity:.45;cursor:not-allowed}a{color:var(--teal)}.sidebar{position:fixed;inset:0 auto 0 0;width:248px;background:#fcfdfa;border-right:1px solid var(--line);padding:32px 22px;display:flex;flex-direction:column}.brand{display:flex;gap:12px;text-decoration:none;color:var(--ink);font-weight:700;font-size:17px;align-items:center}.brand-icon{font-size:40px;color:var(--teal)}.brand small{font-size:9px;letter-spacing:2px;display:block;margin-top:5px}.course-label{font-size:11px;color:var(--muted);margin:42px 10px 18px}nav{display:grid;gap:10px}nav a{display:flex;align-items:center;gap:14px;padding:14px 12px;text-decoration:none;color:var(--muted);font-size:14px;border-radius:8px}nav a span{font-size:11px;font-weight:600}nav a.active{background:var(--teal);color:white}nav a:hover{box-shadow:inset 0 0 0 1px 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p{font-size:14px;color:var(--muted);max-width:850px}.hero{display:grid;grid-template-columns:1.2fr 1fr;border-radius:16px;overflow:hidden;min-height:310px;background:#e8f0e9;border:1px solid #d7e4dc;margin-bottom:26px}.hero-copy{padding:38px}.hero-copy h1{font-size:36px}.hero-copy p{color:#52716e;max-width:500px;font-size:14px}.hero-art{position:relative;display:grid;place-items:center;background:radial-gradient(ellipse at center,#d6e9dc,transparent 70%);padding:16px}.hero-art svg{width:100%;max-height:300px}.hero-art .art-label{position:absolute;bottom:20px;right:22px;font-size:10px;letter-spacing:1px;color:#55746d}.grid{display:grid;gap:20px}.grid.two{grid-template-columns:1fr 1fr}.grid.three{grid-template-columns:repeat(3,1fr)}.card{background:white;border:1px solid var(--line);border-radius:12px;padding:24px;min-width:0}.card p{font-size:13px;color:var(--muted)}.card-num{font-size:12px;letter-spacing:2px;color:var(--teal);margin-bottom:26px;display:block}.card-link{text-decoration:none;color:var(--ink);transition:transform .2s,border-color .2s}.card-link:hover{transform:translateY(-3px);border-color:var(--teal)}.card-link .arrow{display:block;text-align:right;font-size:23px;color:var(--teal)}.section-title{display:flex;justify-content:space-between;align-items:center;margin:30px 0 16px;gap:12px}.section-title h2{margin:0}.section-title small{font-size:12px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.btn{padding:11px 18px;border-radius:6px;background:var(--teal);color:white;font-weight:600;font-size:13px;text-decoration:none;display:inline-block}.btn.secondary{background:var(--pale);color:var(--teal)}.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--ink)}.notice{border-left:3px solid #b67b48;background:#faf3e8;padding:13px 17px;font-size:13px;line-height:1.8;margin:16px 0}.success{border-left-color:var(--teal);background:var(--pale)}.steps{display:flex;gap:6px;margin-bottom:24px}.step{flex:1;border-top:3px solid var(--line);padding-top:10px;color:var(--muted);font-size:12px}.step.done{border-color:var(--teal);color:var(--teal)}label{display:block;font-size:13px;margin:13px 0 7px;line-height:1.6}input[type=checkbox],input[type=radio]{accent-color:var(--teal);width:17px;height:17px;vertical-align:middle;margin-right:7px}input[type=number],input[type=text],select,textarea{display:block;background:#fafcf9;border:1px solid #cbdad3;border-radius:6px;padding:11px;width:100%;color:var(--ink)}textarea{min-height:105px;resize:vertical}.fields{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.check-card{padding:11px 14px;border:1px solid var(--line);border-radius:6px;background:#fbfcfa;margin:8px 0}.table-wrap{overflow:auto;margin:16px 0}table{border-collapse:collapse;width:100%;font-size:12px;text-align:left}th{font-weight:600;background:#edf4ef;color:#476560}td,th{padding:12px 10px;border-bottom:1px solid var(--line);line-height:1.7}td{vertical-align:top}caption{text-align:left;font-size:11px;color:var(--muted);padding:7px 0}.metric{font-size:28px;color:var(--teal);font-variant-numeric:tabular-nums}.metric small{font-size:11px}.chart{width:100%;height:auto;display:block}.chart text{font-size:12px;fill:#55736c}.legend{display:flex;gap:20px;font-size:12px}.legend i{display:inline-block;width:18px;height:3px;margin-right:6px;background:var(--teal);vertical-align:middle}.legend i.orange{background:var(--orange)}details{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}summary{cursor:pointer;color:var(--teal);font-size:13px}video{display:block;width:100%;max-height:460px;background:#183b3b;border-radius:10px}.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin:20px 0}.shot{padding:14px 9px;background:white;border:1px solid var(--line);border-radius:7px;text-align:left;font-size:12px;color:var(--ink)}.shot.active{border-color:var(--teal);background:var(--pale)}.shot small{display:block;margin-top:7px}.shot-content{min-height:260px}.feedback-list{display:grid;gap:12px;padding:0;list-style:none}.feedback-list li{padding:16px;background:var(--pale);font-size:13px;line-height:1.8;border-radius:6px}.log{max-height:180px;overflow:auto;font-size:12px;line-height:2}.full{grid-column:1/-1}footer{padding:20px 40px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}#toast{position:fixed;bottom:24px;right:24px;max-width:360px;padding:15px 22px;background:#193b40;color:white;border-radius:8px;box-shadow:0 8px 30px #193b4020;display:none;z-index:10}#toast.show{display:block}.molecule{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:20px 0}.molecule span{padding:13px;border:1px solid var(--line);border-radius:8px;background:var(--pale);font-size:13px}.evidence{display:grid;gap:10px}.evidence p{margin-bottom:4px}.score-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}.report-preview{white-space:pre-wrap;font:13px/1.9 "Microsoft YaHei",sans-serif;max-height:480px;overflow:auto;background:#fafcf8;padding:20px}.risk{color:#ad5537}.video-note{font-size:12px;line-height:1.7}.radio-group{border:0;padding:0;margin:0}legend{font-size:14px;font-weight:600;margin:16px 0 7px}
@media(min-width:1500px){main{padding:46px 65px}}@media(max-width:1100px){.sidebar{width:214px;padding:24px 16px}.workspace{margin-left:214px}main{padding:28px 24px}.topbar{padding:18px 24px}.hero-copy{padding:28px}.hero-copy h1{font-size:29px}.grid.three{gap:12px}.card{padding:19px}.timeline{grid-template-columns:repeat(4,1fr)}}
@media(max-width:760px){.sidebar{position:static;width:auto;padding:16px;border-right:0;border-bottom:1px solid var(--line)}.brand{font-size:15px}.brand-icon{font-size:28px}.course-label,.sidebar-bottom{display:none}nav{display:flex;overflow-x:auto;margin-top:16px;gap:7px}nav a{flex-shrink:0;padding:10px;font-size:12px;gap:7px}.workspace{margin-left:0}.topbar{padding:12px 18px;flex-wrap:wrap;gap:6px;min-height:65px}.topbar b{display:none}main{padding:24px 16px}h1{font-size:26px}.hero{grid-template-columns:1fr}.hero-copy{padding:25px}.hero-art{max-height:210px}.hero-art svg{max-height:200px}.grid.two,.grid.three{grid-template-columns:1fr}.fields{grid-template-columns:1fr}.timeline{grid-template-columns:repeat(3,1fr)}.steps{flex-wrap:wrap}.step{flex-basis:40%;line-height:1.5}.card{padding:20px}.section-title{align-items:flex-start}.section-title small{max-width:110px}.metric{font-size:25px}footer{padding:20px}.hero-copy h1{font-size:30px}#toast{left:16px;right:16px;bottom:16px;max-width:none}}
@media print{.sidebar,.topbar,footer,.btn,nav,#toast{display:none}.workspace{margin:0}main{padding:0}.report-preview{max-height:none;overflow:visible}.card{break-inside:avoid}}
@media(max-width:760px){table{min-width:560px}.table-wrap{border:1px solid var(--line);border-radius:6px}.table-wrap::before{content:"数据表可左右滑动查看";display:block;font-size:11px;color:var(--muted);padding:8px}th,td{word-break:normal}}