:root{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#243a32;background:#f5f4ee;font-synthesis:none;--green:#163d31;--muted:#718077;--line:#dce2d8;--lime:#d3eea5}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,select{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}button,input,select{min-height:46px}button{border:0;border-radius:9px;padding:11px 18px;background:var(--green);color:white;font-weight:600}button.secondary{background:#edf0e7;color:var(--green);border:1px solid var(--line)}button.ghost{background:transparent;color:var(--green);border:1px solid var(--line)}input,textarea,select{border:1px solid #ccd5ca;border-radius:8px;padding:12px;background:#fff;color:#243a32;width:100%;margin:7px 0 16px}textarea{min-height:110px;resize:vertical}input:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:3px solid #91b766;outline-offset:2px}label{font-size:13px;font-weight:600}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(32px,4vw,58px);line-height:1.15;letter-spacing:-1.9px}h2{font-size:26px;letter-spacing:-.6px}h3{font-size:17px}p{line-height:1.8}small,.muted{color:var(--muted);line-height:1.7}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;text-transform:uppercase}.shell{display:grid;grid-template-columns:236px 1fr;min-height:100vh}.sidebar{background:var(--green);color:#f1f6e9;padding:32px 20px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:700;letter-spacing:2px}.brand-mark{width:34px;height:34px;border:1px solid #9db2a0;border-radius:50%;display:grid;place-items:center;font-family:Georgia,serif;font-size:24px;color:var(--lime)}.brand small{display:block;font-size:10px;letter-spacing:3px;color:#a3b8a9}.nav-title{color:#96b19e;font-size:10px;letter-spacing:2px;margin:45px 14px 12px}.nav{display:flex;flex-direction:column;gap:7px}.nav button{width:100%;text-align:left;background:transparent;color:#bacdc0;font-weight:400;padding:13px 14px;display:flex;gap:13px;align-items:center}.nav button.active,.nav button:hover{background:#2e5140;color:#edffd5}.nav .num{font:11px monospace;color:#96b19e}.sidebar-footer{margin-top:auto;border-top:1px solid #3f5a48;padding:22px 10px 0;color:#b1c3b5;font-size:12px;line-height:1.8}.sidebar-footer a{display:block;margin-top:12px}.main{min-width:0}.topbar{height:82px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 44px;font-size:13px;gap:12px}.topbar .right{display:flex;align-items:center;gap:20px}.pill{font-size:11px;border-radius:100px;background:#e7ede0;padding:6px 10px;white-space:nowrap;color:#456543}.dot{width:6px;height:6px;display:inline-block;background:#72985a;border-radius:50%;margin-right:6px}.content{padding:36px 44px 60px;max-width:1600px;margin:auto}.heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:27px}.heading h1{font-size:34px;letter-spacing:-1px;margin:8px 0}.heading p{font-size:13px;color:var(--muted);margin-bottom:0}.hero{display:grid;grid-template-columns:1.15fr 1fr;border-radius:16px;overflow:hidden;background:#e6e9dc;min-height:320px;margin-bottom:28px}.hero-copy{padding:40px}.hero h2{font-family:Georgia,"Microsoft YaHei",serif;font-size:38px;line-height:1.35;font-weight:500;margin:17px 0}.hero p{max-width:390px;font-size:13px;color:#657263;margin-bottom:24px}.hero-media{min-height:300px;position:relative;background:#ddd8c8}.hero-media img{width:100%;height:100%;object-fit:cover;position:absolute}.image-label{position:absolute;right:12px;bottom:10px;background:#ffffffe6;padding:4px 8px;font-size:9px;border-radius:4px;color:#667366}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}.stat,.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}.stat strong{display:block;font-size:27px;letter-spacing:-1px;margin:12px 0 6px;font-weight:500}.stat span{font-size:12px;color:var(--muted)}.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:30px 0 18px}.section-head h2{font-size:20px;margin:0}.section-head a{font-size:12px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card .step-no{font:12px monospace;color:#839a70;display:block;margin-bottom:22px}.card h3{margin-bottom:10px}.card p{font-size:12px;color:var(--muted);margin-bottom:16px}.card .tag{font-size:10px;color:#687d59;background:#f0f4e9;padding:4px 8px;border-radius:4px;display:inline-block}.card button{margin-top:18px;width:100%}.card a{display:block;font-size:12px;margin-top:18px}.split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,1fr);gap:22px}.panel{border:1px solid var(--line);border-radius:12px;background:#fff;padding:24px}.panel+.panel{margin-top:20px}.panel h3{margin-bottom:16px}.note{font-size:12px;line-height:1.8;background:#f1f4eb;border-left:3px solid #a5b67d;padding:14px 16px;border-radius:0 7px 7px 0;margin:20px 0;color:#65745e}.list-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:18px 0;border-bottom:1px solid #edf0e9}.list-row:last-child{border-bottom:0}.list-row h3{font-size:14px;margin:0 0 5px}.list-row p{font-size:12px;color:var(--muted);margin:0}.list-row a{font-size:12px}.list-row button{flex-shrink:0}.project-select{max-width:310px;margin:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.form-grid .wide{grid-column:1/-1}.evidence{padding:16px;background:#f7f8f4;border-radius:8px;margin:12px 0}.evidence h3{font-size:14px;margin-bottom:8px}.evidence p{font-size:12px;color:#647362;white-space:pre-wrap;overflow-wrap:anywhere}.evidence a{font-size:11px;color:#486e4d;overflow-wrap:anywhere;text-decoration:underline}.result{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;line-height:1.85}.ticket{border-top:1px solid var(--line);padding:20px 0}.ticket:first-child{border-top:0}.ticket summary{cursor:pointer;display:flex;justify-content:space-between;gap:10px;min-height:44px;align-items:center;font-size:14px}.ticket .result{background:#f7f8f3;border-radius:8px;padding:18px}.error{background:#fff0ec;color:#994a30;border-radius:8px;padding:12px;margin:12px 0;font-size:13px}.empty{text-align:center;color:var(--muted);padding:40px 18px;font-size:13px}.actions{display:flex;gap:10px;flex-wrap:wrap}.actions>*{flex:0 0 auto}.landing-nav{display:flex;align-items:center;justify-content:space-between;padding:25px 7%;border-bottom:1px solid var(--line);gap:20px}.landing-nav .brand{color:var(--green)}.landing-nav .links{display:flex;gap:28px;align-items:center;font-size:13px}.landing{max-width:1160px;margin:auto;padding:65px 30px}.landing .hero{min-height:470px}.landing .hero-copy{padding:50px 45px}.landing .hero h1{font-size:52px;margin:24px 0}.landing .hero p{font-size:14px}.landing .hero-media{min-height:400px}.landing .intro{text-align:center;max-width:680px;margin:60px auto 35px}.lesson{display:flex;gap:20px;align-items:flex-start;padding:23px 0;border-bottom:1px solid var(--line)}.lesson .step-no{font:12px monospace;color:#81996b;padding-top:5px}.lesson h3{margin-bottom:7px}.lesson p{font-size:13px;color:var(--muted);margin-bottom:0}.footer{border-top:1px solid var(--line);font-size:11px;color:var(--muted);padding:25px 0;margin-top:50px;line-height:1.9;display:flex;justify-content:space-between;gap:20px}.check{display:flex;gap:10px;align-items:flex-start;font-size:12px;font-weight:400;line-height:1.8}.check input{width:20px;height:20px;min-height:20px;margin:2px 0}.back{display:inline-flex;align-items:center;min-height:44px;font-size:12px;color:var(--muted);margin-bottom:20px}dialog{border:1px solid var(--line);border-radius:16px;max-width:520px;width:calc(100% - 28px);padding:30px;color:#243a32}dialog::backdrop{background:#10281d80;backdrop-filter:blur(4px)}.close{position:absolute;right:9px;top:8px;background:transparent;color:#56705c;min-width:44px;font-size:23px}.login-intro{font-size:13px;color:var(--muted)}#toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);z-index:50;background:#163d31;color:white;padding:14px 22px;border-radius:10px;font-size:13px;max-width:90vw;display:none;box-shadow:0 8px 30px #0002}.mobile-nav{display:none}video{width:100%;border-radius:10px}.receipt-hash{font:10px monospace;overflow-wrap:anywhere;color:#83937e}.progress-step{display:flex;gap:13px;padding:16px 0;align-items:center;border-bottom:1px solid #edf0e9;font-size:13px}.progress-step span:first-child{border:1px solid #c7d4be;border-radius:50%;width:29px;height:29px;display:grid;place-items:center;font-size:11px}.progress-step small{margin-left:auto}.page-title{font-size:24px;margin-bottom:8px}.banner{background:#e7edda;border-radius:9px;padding:12px 16px;font-size:12px;line-height:1.7;margin-bottom:24px}.nowrap{white-space:nowrap}
@media(min-width:1600px){.content{padding-top:45px}.hero{min-height:360px}}
@media(max-width:1100px){.shell{grid-template-columns:194px 1fr}.sidebar{padding:28px 14px}.topbar{padding:0 25px}.content{padding:28px 25px 60px}.hero-copy{padding:28px}.hero h2{font-size:30px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.split{grid-template-columns:1fr}.stats{gap:10px}.stat{padding:16px}.stat strong{font-size:23px}}
@media(max-width:700px){.shell{display:block}.sidebar{display:none}.topbar{height:65px;padding:0 18px}.topbar .right{gap:10px}.topbar .right .pill{display:none}.content{padding:25px 17px 100px}.heading{align-items:flex-start;gap:12px}.heading h1{font-size:28px}.heading p{font-size:12px;max-width:220px}.heading .actions button{padding:10px;font-size:12px}.hero{grid-template-columns:1fr;min-height:0}.hero-copy{padding:28px 23px}.hero h2{font-size:31px}.hero-media{min-height:215px}.stats{grid-template-columns:repeat(2,1fr);gap:10px}.stat strong{font-size:26px;margin:8px 0}.grid{grid-template-columns:1fr}.card{padding:23px}.card .step-no{margin-bottom:15px}.mobile-nav{position:fixed;bottom:0;left:0;right:0;height:72px;background:#fdfdf8ed;backdrop-filter:blur(16px);border-top:1px solid var(--line);display:flex;justify-content:space-around;align-items:center;z-index:20;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav button{background:transparent;color:#7d8f7a;padding:10px 8px;font-size:11px;min-width:58px;min-height:50px;border-radius:0}.mobile-nav button.active{color:var(--green);border-top:2px solid var(--green)}.mobile-nav span{display:block;font-size:17px;margin-bottom:4px}.panel{padding:20px}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}.project-select{max-width:100%}.section-head{flex-wrap:wrap}.list-row{gap:8px}.list-row button{padding:10px;font-size:12px}.landing-nav{padding:18px}.landing-nav .links{gap:12px;font-size:12px}.landing-nav .links a:first-child{display:none}.landing{padding:25px 17px}.landing .hero-copy{padding:30px 24px}.landing .hero h1{font-size:39px}.landing .hero-media{min-height:270px}.landing .intro{margin:38px auto 25px}.footer{flex-direction:column;gap:8px}.actions{gap:8px}.actions button{font-size:12px}.topbar .eyebrow{font-size:10px}.note{font-size:11px}h2{font-size:23px}.receipt-hash{max-width:200px}#toast{bottom:90px}.landing .grid{gap:12px}}