@charset "UTF-8";
:root{--ink:#17352f;--muted:#65716a;--paper:#f5f5ed;--white:#fffefa;--line:#dce0d5;--green:#214e40;--lime:#d9ed9f;--sand:#e8dfcb;--radius:18px;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
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a:hover{text-decoration:underline;text-underline-offset:5px}.nav-caption{border-left:1px solid var(--line);padding-left:30px;font-size:12px;color:var(--muted)}.hero{padding:74px 0 60px;display:grid;grid-template-columns:1.45fr 1fr;gap:70px;align-items:center}.eyebrow{display:flex;align-items:center;gap:9px;letter-spacing:2px;font-size:11px;font-weight:650;text-transform:uppercase}.eyebrow:before{content:"";width:7px;height:7px;display:block;border-radius:50%;background:#789c4c}.hero h1{font-size:clamp(38px,4.1vw,58px);font-weight:570;letter-spacing:-2.5px;line-height:1.24;margin:24px 0}.hero h1 span{color:#5d7e51}.lead{font-size:16px;line-height:1.9;color:var(--muted);max-width:540px}.hero-link{display:inline-flex;align-items:center;gap:30px;background:var(--green);color:white;border-radius:30px;padding:15px 23px;margin-top:19px;font-size:14px}.hero-link:hover{background:#143b30}.hero-board{background:#e7ecdd;padding:28px;border-radius:var(--radius);position:relative;overflow:hidden}.board-top{display:flex;justify-content:space-between;align-items:center;font-size:11px;letter-spacing:1.4px;color:#607257}.board-dot{height:7px;width:7px;border-radius:50%;background:#81975a}.loop{height:150px;position:relative;display:flex;align-items:center;justify-content:center;margin:20px 0}.loop:before,.loop:after{content:"";width:152px;height:101px;border:1.5px solid #7f9864;border-radius:80px;position:absolute;transform:rotate(-33deg);left:calc(50% - 125px)}.loop:after{left:calc(50% - 23px);transform:rotate(33deg)}.loop span{background:var(--ink);color:var(--lime);height:56px;width:56px;display:grid;place-items:center;border-radius:50%;font-weight:600;font-size:16px;z-index:1;box-shadow:0 0 0 10px 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button{border:1px solid transparent;background:transparent;border-radius:24px;padding:8px 14px;color:var(--muted);font-size:12px}.source-tabs button[aria-pressed=true]{background:var(--green);color:white}.source-tabs button:hover{border-color:#a9b897}.reset{font-size:12px;border:0;background:transparent;color:var(--muted);padding:8px;white-space:nowrap}.reset:hover{color:var(--ink);text-decoration:underline}.results-heading{display:flex;justify-content:space-between;align-items:center;font-size:12px;margin:30px 0 18px}.results-heading small{color:var(--muted);font-size:11px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{border:1px solid var(--line);border-radius:12px;background:var(--white);transition:transform .15s,border-color .15s;display:flex;flex-direction:column;overflow:hidden}.card:hover{transform:translateY(-3px);border-color:#91a584}.card-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:24px}.card-link{display:flex;flex-direction:column;padding:25px;flex:1}.badge{font-size:10px;padding:5px 8px;border-radius:4px;background:#e8eedb;color:#546747;line-height:1.4}.badge.hatchworks{background:#ebe7dd;color:#75684d}.badge.datawhale{background:#e5ebef;color:#5d7380}.code{font-size:10px;color:#95a08f;letter-spacing:.3px}.card h3{font-weight:550;font-size:19px;line-height:1.55;margin:0 0 14px;letter-spacing:-.4px}.summary{font-size:12px;line-height:1.9;color:var(--muted);margin:0 0 22px;flex:1}.tags{display:flex;flex-wrap:wrap;gap:6px;padding-bottom:22px}.tag{font-size:10px;color:#6a7867;background:#f0f2e9;padding:4px 7px;border-radius:3px}.card-bottom{border-top:1px solid #e8ebe1;padding-top:17px;display:flex;justify-content:space-between;align-items:center;gap:8px;color:#758169;font-size:10px}.card-bottom b{font-size:20px;color:#58714d;font-weight:400;line-height:12px}.empty{padding:60px;text-align:center;border:1px dashed var(--line);border-radius:12px}.empty h3{font-weight:500}.empty p{color:var(--muted);font-size:14px}.method{margin:75px 0 0;padding:48px 0 64px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 2fr;gap:70px}.method h2{font-size:24px;font-weight:550;margin:12px 0}.method-copy{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.method-copy h3{font-size:14px;font-weight:550}.method-copy p{font-size:12px;line-height:1.9;color:var(--muted)}.method-number{font-size:11px;color:#839372}.footer{border-top:1px solid var(--line);padding:27px 0 32px;font-size:11px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:25px;line-height:1.8}.footer b{font-weight:600;color:#486044}.crumb{font-size:12px;color:var(--muted);padding-top:35px;display:flex;gap:12px}.crumb a:hover{text-decoration:underline}.detail-hero{padding:48px 0 39px;max-width:890px}.detail-meta{display:flex;gap:12px;align-items:center}.detail-hero h1{font-size:clamp(30px,3.4vw,44px);line-height:1.4;font-weight:550;letter-spacing:-1px;margin:20px 0}.detail-lead{font-size:16px;line-height:1.9;color:var(--muted)}.detail-layout{display:grid;grid-template-columns:1fr 320px;gap:48px;padding-bottom:60px;align-items:start}.detail-main section{padding:28px 0;border-top:1px solid var(--line)}.detail-main h2{font-size:20px;font-weight:550;margin:0 0 18px}.detail-main p,.detail-main li{font-size:14px;line-height:1.95;color:#59665c}.detail-main ul{padding-left:20px}.steps{list-style:none;padding:0!important;counter-reset:step}.steps li{display:flex;gap:16px;margin-bottom:12px;align-items:start}.steps li:before{counter-increment:step;content:counter(step,decimal-leading-zero);background:#e8eddd;color:#75885b;border-radius:7px;width:35px;height:35px;display:grid;place-items:center;flex:none;font-size:11px}.side-card{padding:26px;border:1px solid #d6deca;background:#ebefdf;border-radius:12px}.side-card h2{font-size:13px;font-weight:600;margin:0 0 16px}.side-card p{font-size:12px;line-height:1.9;color:#66735c}.side-card a{font-size:12px;display:block;padding:13px 0;border-top:1px solid #d2dbc5;overflow-wrap:anywhere}.side-card a:hover{text-decoration:underline}.side-note{border-top:1px solid #d2dbc5;padding-top:17px;margin-top:22px}.evidence{background:#eeeee3;padding:24px!important;border:1px solid #dedfce!important;border-radius:10px;margin:14px 0 30px}.evidence-label{font-size:11px;display:block;color:#847a50;margin-bottom:12px}.related{padding:40px 0 60px;border-top:1px solid var(--line)}.back-link{display:inline-block;font-size:13px;margin-top:18px;text-decoration:underline;text-underline-offset:5px}.notfound{min-height:55vh;padding:100px 0}.notfound h1{font-weight:550}
@media(min-width:1450px){.hero{padding-top:85px;padding-bottom:75px}}
@media(max-width:1000px){.wrap{width:calc(100% - 48px)}.hero{gap:35px}.hero h1{font-size:40px}.hero-board{padding:23px}.grid{grid-template-columns:repeat(2,1fr)}.detail-layout{grid-template-columns:1fr 270px;gap:30px}.method{gap:30px}.method-copy{gap:18px}.nav-caption{display:none}}
@media(max-width:680px){.wrap{width:calc(100% - 36px)}.nav{height:75px}.brand{font-size:19px}.brand img{width:32px;height:32px}.nav-links{font-size:12px;gap:18px}.hero{display:block;padding:43px 0 28px}.hero h1{font-size:39px;letter-spacing:-1.7px;margin:20px 0}.lead{font-size:14px}.hero-link{margin-top:12px;padding:13px 20px;font-size:13px}.hero-board{margin-top:35px;padding:22px}.loop{height:100px;margin:10px 0}.loop:before,.loop:after{width:125px;height:75px;left:calc(50% - 105px)}.loop:after{left:calc(50% - 20px)}.loop span{width:46px;height:46px;font-size:14px}.board-flow b{font-size:11px}.stats{margin-top:18px;padding-top:16px}.stat strong{font-size:25px}.intro-strip{margin:0 0 42px;padding:17px;gap:11px}.section-title h2{font-size:25px}.section-title p{line-height:1.8;font-size:12px}.section-index{display:none}.filters{padding:16px}.fields{grid-template-columns:1fr 1fr;gap:12px}.field:first-child{grid-column:1/-1}.field input,.field select{font-size:12px;padding:10px}.source-row{display:block;margin-top:15px}.source-tabs{gap:4px}.source-tabs button{padding:8px 9px;font-size:10px}.reset{font-size:11px;margin-top:8px}.results-heading{margin:25px 0 15px}.results-heading small{font-size:10px}.grid{grid-template-columns:1fr;gap:14px}.card-link{padding:23px}.card-top{margin-bottom:19px}.card h3{font-size:20px}.summary{font-size:13px}.badge,.tag,.code{font-size:11px}.method{display:block;margin-top:48px;padding:28px 0 35px}.method-copy{display:block;margin-top:28px}.method-copy>div{display:grid;grid-template-columns:25px 1fr;column-gap:8px}.method-number{padding-top:16px}.method-copy h3{margin-bottom:0}.method-copy p{grid-column:2;margin-top:9px}.footer-inner{display:block}.footer-inner>div+div{margin-top:12px}.detail-hero{padding:32px 0}.detail-hero h1{font-size:31px}.detail-lead{font-size:14px}.detail-layout{display:flex;flex-direction:column;gap:20px;padding-bottom:35px}.detail-main{width:100%}.side-card{width:100%}.detail-main h2{font-size:19px}.detail-main p,.detail-main li{font-size:13px}.related{padding:30px 0 40px}.empty{padding:35px 20px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}