:root{--ink:#18211e;--muted:#66716c;--paper:#f3efe5;--card:#fffdf7;--green:#153f34;--green2:#245d4d;--lime:#c8ef55;--orange:#ef6a3a;--line:#d8d1c3;--shadow:0 16px 48px #18352b18;--radius:22px}*{box-sizing:border-box;min-width:0}html{scroll-behavior:smooth;scroll-padding-top:84px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.65}.wrap{width:min(1160px,calc(100% - 32px));margin:auto}button,input,select{font:inherit}button{cursor:pointer}.topbar{position:sticky;top:0;z-index:20;background:#153f34f3;color:white;border-bottom:1px solid #ffffff22;backdrop-filter:blur(14px)}.topbar-in{height:60px;display:flex;align-items:center;gap:18px}.logo{font-weight:900;letter-spacing:.08em;margin-right:auto}.progress-mini{display:flex;align-items:center;gap:10px;font-size:13px}.progress-track{width:110px;height:6px;background:#ffffff25;border-radius:99px;overflow:hidden}.progress-fill{height:100%;width:0;background:var(--lime);transition:.3s}.top-link{color:white;text-decoration:none;font-size:13px}.hero{background:var(--green);color:white;padding:72px 0 74px}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:72px;align-items:end}.eyebrow,.overline{font-size:12px;font-weight:900;letter-spacing:.16em;text-transform:uppercase;color:var(--lime)}h1{font-size:clamp(50px,8vw,96px);letter-spacing:-.065em;line-height:.94;margin:18px 0 26px}h1 span{color:var(--lime)}.lead{font-size:clamp(18px,2.2vw,25px);max-width:760px;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.btn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:13px;padding:12px 17px;font-weight:800}.btn.primary{background:var(--lime);border-color:var(--lime)}.btn.ghost{background:transparent;color:white;border-color:#ffffff55}.hero-side{border-left:1px solid #ffffff35;padding-left:28px}.hero-side strong{display:block;color:var(--lime);font-size:62px;line-height:1}.hero-side p{color:#dbe5e0;margin-bottom:0}.main{padding:54px 0 110px}.section{margin-top:76px}.section:first-child{margin-top:0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-head h2{font-size:clamp(30px,4vw,52px);letter-spacing:-.045em;line-height:1.05;margin:0}.section-head p{max-width:520px;color:var(--muted);margin:0}.start{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}.start-grid{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center}.start h2{font-size:28px;margin:0 0 6px}.start p{margin:0;color:var(--muted)}.resume{display:flex;gap:10px;align-items:center}.big-progress{height:9px;background:#e5e0d5;border-radius:99px;overflow:hidden;margin-top:18px}.journeys{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.journey{border:1px solid var(--line);background:var(--card);padding:22px;border-radius:18px;text-align:left;transition:.2s}.journey:hover,.journey:focus-visible{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--green2)}.journey b{display:block;font-size:19px;margin:20px 0 5px}.journey p{font-size:14px;color:var(--muted);margin:0}.journey .time{font-size:12px;color:var(--orange);font-weight:900}.model{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.model article{background:var(--green);color:white;border-radius:20px;padding:26px}.model .num{color:var(--lime);font:800 12px monospace}.model h3{font-size:25px;margin:34px 0 7px}.model p{color:#d8e2de;margin:0}.core{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.core-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:19px;display:grid;grid-template-columns:52px 1fr auto;gap:15px;align-items:start;text-align:left}.core-card:hover,.core-card:focus-visible{border-color:var(--green2)}.pnum{width:48px;height:48px;display:grid;place-items:center;background:var(--lime);border-radius:13px;font-weight:900}.core-card h3{font-size:17px;margin:0 0 4px}.core-card p{font-size:14px;color:var(--muted);margin:0}.status-dot{width:22px;height:22px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:12px}.core-card.read .status-dot{background:var(--green);color:white}.details{background:#ebe6da;border-radius:18px;padding:0 24px}.details summary{padding:20px 0;font-weight:900;cursor:pointer}.tag-rows{padding:0 0 24px}.tag-row{display:grid;grid-template-columns:72px 1fr;gap:12px;margin:10px 0}.tags{display:flex;flex-wrap:wrap;gap:7px}.tag{border:1px solid var(--line);background:var(--card);padding:6px 10px;border-radius:999px;font-size:12px}.atlas-wrap{margin-top:78px}.toolbox{position:sticky;top:59px;z-index:10;background:#f3efe5f2;border-block:1px solid var(--line);backdrop-filter:blur(14px);padding:12px 0}.tools{display:grid;grid-template-columns:minmax(220px,1fr) auto auto;gap:10px}.search,.select{border:1px solid var(--line);background:white;border-radius:12px;padding:12px 14px}.filters{display:flex;gap:7px}.filter{border:1px solid var(--line);background:var(--card);padding:10px 12px;border-radius:12px;white-space:nowrap}.filter[aria-pressed="true"]{background:var(--green);color:white}.result{display:flex;justify-content:space-between;color:var(--muted);font-size:13px;margin:14px 0}.clear{border:0;background:transparent;color:var(--green2);font-weight:800}.atlas{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.page{position:relative;background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.2s}.page:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.page-main{display:block;width:100%;border:0;padding:0;background:transparent;text-align:left}.thumb{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;background:#ddd}.page-body{padding:16px}.meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.page h3{font-size:17px;margin:7px 0 11px}.mini-tags{display:flex;gap:5px;flex-wrap:wrap}.mini-tags span{font-size:11px;background:#ece8de;padding:4px 7px;border-radius:99px}.mini-tags .hot{background:var(--lime)}.page-state{position:absolute;top:10px;right:10px;display:flex;gap:6px}.state-badge{width:31px;height:31px;border:0;border-radius:50%;background:#fffdf1dd;box-shadow:0 3px 14px #0002}.state-badge.active{background:var(--lime)}dialog{width:min(1080px,95vw);border:0;border-radius:22px;padding:0;background:var(--card);box-shadow:0 30px 100px #0008}dialog::backdrop{background:#08130fcc;backdrop-filter:blur(5px)}.modal-grid{display:grid;grid-template-columns:1.55fr .85fr}.modal-media{background:#101412;display:grid;place-items:center;min-height:420px}.modal-media img{width:100%;height:100%;max-height:82vh;object-fit:contain}.modal-copy{padding:28px;display:flex;flex-direction:column}.modal-top{display:flex;justify-content:space-between;gap:10px}.icon-btn{width:42px;height:42px;border:1px solid var(--line);background:#eee9df;border-radius:50%}.modal-copy h2{font-size:28px;line-height:1.2;margin:10px 0}.annotation{border-left:4px solid var(--orange);padding:12px 15px;background:#fff2eb;margin:18px 0}.source{font-size:13px;color:var(--muted)}.modal-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:24px}.modal-nav{display:flex;gap:8px;margin-top:12px}.modal-nav .btn{flex:1}.empty{grid-column:1/-1;text-align:center;padding:70px;color:var(--muted)}.bottom-nav{display:none}footer{background:#102f27;color:#dce6e1;padding:44px 0}footer strong{color:var(--lime)}:focus-visible{outline:3px solid var(--orange);outline-offset:3px}@media(max-width:900px){.hero-grid,.modal-grid{grid-template-columns:1fr}.hero-side{display:none}.journeys{grid-template-columns:1fr 1fr}.atlas{grid-template-columns:1fr 1fr}.tools{grid-template-columns:1fr}.filters{overflow:auto}.modal-media{min-height:0}.modal-media img{max-height:52vh}}@media(max-width:600px){.top-link,.progress-track{display:none}.hero{padding:48px 0 54px}.hero-actions .btn{flex:1}.main{padding-top:28px}.start-grid,.section-head{display:block}.resume{margin-top:18px}.section-head p{margin-top:10px}.journeys,.model,.core,.atlas{grid-template-columns:1fr}.core-card{grid-template-columns:46px 1fr auto}.tag-row{grid-template-columns:1fr}.atlas-wrap{margin-top:60px}.toolbox{top:59px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:19;background:#fffdf7f5;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);padding:8px max(8px,env(safe-area-inset-left)) calc(8px + env(safe-area-inset-bottom));backdrop-filter:blur(14px)}.bottom-nav a{text-align:center;color:var(--ink);text-decoration:none;font-size:12px;font-weight:800}.main{padding-bottom:140px}.modal-copy{padding:20px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{.topbar,.toolbox,.bottom-nav,dialog,.hero-actions{display:none}.hero{background:white;color:black;padding:20px}.hero h1 span,.eyebrow{color:black}.page{break-inside:avoid}.atlas{grid-template-columns:repeat(2,1fr)}}
html,body{max-width:100%;overflow-x:hidden}.lead{overflow-wrap:anywhere}@media(max-width:600px){.wrap{width:auto;max-width:none;margin-inline:16px}.hero-grid,.start-grid{display:block;width:auto}.hero-actions{display:grid;grid-template-columns:minmax(0,1fr);width:100%}.hero-actions .btn{display:block;width:100%;max-width:100%;text-align:center;overflow-wrap:anywhere}.resume{align-items:stretch;flex-direction:column}.resume .btn{width:100%}.start,.section,.journeys,.journey{max-width:100%}}

/* 作者与机构署名 */
.credits{background:var(--green);color:#fff;padding:18px 0}
.credits .wrap{display:flex;flex-wrap:wrap;gap:10px 28px;align-items:center}
.credits strong{color:var(--lime);letter-spacing:.04em}
.credits span{color:rgba(255,255,255,.82)}
footer .copyright{margin-top:10px;color:rgba(255,255,255,.68)}
.purchase{padding:0 0 72px}.purchase-card{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:center;background:var(--green);color:#fff;border-radius:var(--radius);padding:42px;box-shadow:var(--shadow)}.purchase h2{font-size:clamp(30px,4vw,50px);line-height:1.08;letter-spacing:-.04em;margin:10px 0 14px}.purchase-copy>p{max-width:650px;color:#dbe5e0}.purchase-link{display:inline-block;text-decoration:none;margin:10px 0 26px}.rights-notice{border-top:1px solid #ffffff2e;padding-top:20px}.rights-notice>strong{color:var(--lime)}.rights-notice p{font-size:13px;line-height:1.8;color:#cbd8d3;margin:8px 0 0}.rights-notice a{color:var(--lime)}.qr-order{margin:0;background:#fff;color:var(--ink);border-radius:20px;padding:16px}.qr-order img{display:block;width:100%;aspect-ratio:1;object-fit:cover;border-radius:12px}.qr-order figcaption{display:grid;gap:2px;text-align:center;padding:12px 6px 2px}.qr-order figcaption strong{font-size:18px}.qr-order figcaption span{font-size:12px;color:var(--muted)}
@media(max-width:760px){.purchase{padding-bottom:44px}.purchase-card{grid-template-columns:1fr;padding:26px;gap:28px}.qr-order{width:min(100%,360px);justify-self:center}}