:root{color-scheme:light;--sky:#f4f8ff;--ink:#17243d;--muted:#58667d;--line:#cdd8e7;--panel:#fff;--blue:#2366d1;--brick:#d85c35;--green:#28b7aa;--gold:#e0a22d;--soft:#eaf2fb;--shadow:0 22px 60px rgba(28,48,86,.14)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,#fff,var(--sky));color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.68;letter-spacing:0}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(2.35rem,6vw,5.4rem);line-height:1.02;letter-spacing:0;margin-bottom:18px}h2{font-size:clamp(1.45rem,3vw,2.45rem);line-height:1.15;letter-spacing:0;margin-bottom:12px}h3{font-size:1.04rem;line-height:1.35;margin-bottom:8px}p{color:var(--muted)}:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.brick-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px;padding:12px clamp(16px,4vw,58px);background:rgba(244,248,255,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.brick-brand{display:grid;grid-template-columns:40px auto;column-gap:10px;align-items:center;min-width:0}.brick-brand strong{line-height:1;white-space:nowrap}.brick-brand em{font-style:normal;color:var(--muted);font-size:.82rem}.brick-mark{grid-row:1/3;display:grid;grid-template-columns:repeat(2,1fr);gap:4px;width:40px;height:40px}.brick-mark i{border:1px solid rgba(255,255,255,.65);background:var(--brick)}.brick-mark i:nth-child(2){background:var(--blue)}.brick-mark i:nth-child(3){background:var(--gold)}.brick-mark i:nth-child(4){background:var(--green)}.brick-nav{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.brick-nav a{padding:8px 10px;border:1px solid transparent;border-radius:7px;color:var(--muted);font-weight:850;font-size:.92rem}.brick-nav a:hover{background:#fff;border-color:var(--line);color:var(--ink)}.brick-menu{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:8px;place-items:center;gap:4px}.brick-menu span{display:block;width:18px;height:2px;background:var(--ink)}.brick-hero{position:relative;min-height:min(820px,calc(100svh - 70px));display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.8fr);gap:28px;align-items:end;padding:58px clamp(16px,5vw,78px) 38px;overflow:hidden;border-bottom:1px solid var(--line)}.brick-hero-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}.brick-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(244,248,255,.9),rgba(244,248,255,.62) 52%,rgba(244,248,255,.22));z-index:-1}.brick-hero-copy{max-width:930px;align-self:center}.brick-kicker{font-size:.78rem;text-transform:uppercase;font-weight:950;color:var(--blue);letter-spacing:0;margin-bottom:12px}.brick-hero-copy p{font-size:clamp(1rem,1.55vw,1.2rem);max-width:820px}.brick-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.brick-button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 18px;border-radius:8px;background:var(--ink);color:#fff;border:1px solid var(--ink);font-weight:900}.brick-button-light{background:rgba(255,255,255,.88);color:var(--ink);border-color:var(--line)}.brick-matrix{display:grid;grid-template-columns:1fr;gap:10px;max-width:500px;margin-left:auto}.brick-matrix a{display:grid;gap:5px;min-height:96px;background:rgba(255,255,255,.9);border:1px solid var(--line);border-left:7px solid var(--brick);border-radius:8px;padding:15px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}.brick-matrix a:nth-child(2n){border-left-color:var(--blue)}.brick-matrix strong{font-size:1rem}.brick-matrix span,.brick-matrix small{color:var(--muted);font-size:.9rem;line-height:1.45}.brick-section,.brick-inner{max-width:1380px;margin:0 auto;padding:72px clamp(16px,5vw,78px)}.brick-section-head{max-width:840px;margin-bottom:28px}.resource-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.resource-grid article,.client-crate,.yard-note,.node-rows article,.price-grid article,.issue-bricks article,.step-track article,.info-sheet,.faq-wall details,.related-links{background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 12px 34px rgba(28,48,86,.08)}.resource-grid article{padding:18px}.resource-grid b,.step-track b{display:inline-grid;place-items:center;min-width:38px;height:38px;border-radius:6px;background:var(--soft);color:var(--blue);margin-bottom:14px;padding:0 8px}.resource-grid small{display:block;color:var(--muted);margin-top:10px}.brick-band{max-width:1380px;margin:0 auto;padding:76px clamp(16px,5vw,78px);display:grid;grid-template-columns:330px minmax(0,1fr);gap:36px;align-items:start}.brick-link{display:inline-flex;margin-top:8px;color:var(--blue);font-weight:950}.client-crates{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.client-crate{padding:18px}.client-crate span{display:inline-flex;padding:5px 8px;background:var(--soft);color:var(--blue);border-radius:6px;font-size:.8rem;font-weight:950;margin-bottom:12px}.client-crate h2{font-size:1.08rem}.client-crate ol{margin:12px 0 0;padding-left:20px;color:var(--muted)}.client-crate small{color:var(--muted)}.split-yard,.help-yard{display:grid;grid-template-columns:360px minmax(0,1fr);gap:28px;align-items:start}.yard-note{padding:22px}.node-rows{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.node-rows article{padding:18px}.node-rows span{display:block;color:var(--brick);font-weight:950;margin-bottom:8px}.node-rows h2,.node-rows h3{font-size:1rem}.guide-wall{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.guide-card{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:0 12px 34px rgba(28,48,86,.08)}.guide-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.guide-card div{padding:16px}.guide-card span{color:var(--blue);font-weight:950;font-size:.84rem}.guide-card time{display:block;color:var(--muted);font-size:.84rem;margin:5px 0 10px}.guide-card p{font-size:.94rem;margin-bottom:0}.issue-bricks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.issue-bricks article{padding:18px}.issue-bricks h2{font-size:1.08rem}.inner-hero{padding:22px 0 34px;border-bottom:1px solid var(--line);margin-bottom:30px}.inner-hero h1{font-size:clamp(2.1rem,5vw,4.2rem);max-width:1080px}.inner-hero p{max-width:880px;font-size:1.08rem}.wide-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin:28px 0}.client-crates-page{margin:28px 0}.step-track{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:28px 0}.step-track article{padding:20px}.node-rows-page{margin:28px 0}.full-note{margin:28px 0}.price-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:28px 0}.price-grid article{padding:18px}.price-grid h2{font-size:1.05rem}.price-grid small{display:block;color:var(--muted);margin-top:10px}.issue-page{margin:28px 0}.faq-wall{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:28px}.faq-wall details{padding:15px}.faq-wall summary{font-weight:950;cursor:pointer}.faq-wall p{margin:10px 0 0}.info-sheet{padding:24px;margin:28px 0}.info-sheet section+section{border-top:1px solid var(--line);padding-top:18px;margin-top:18px}.related-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:30px;padding:16px}.related-links h2{font-size:1rem;margin:0 8px 0 0}.related-links a{padding:8px 11px;border:1px solid var(--line);border-radius:7px;background:var(--soft);font-weight:850}.article-stage{padding:52px clamp(16px,5vw,78px) 76px}.article-sheet{max-width:930px;margin:0 auto}.breadcrumb{display:flex;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:.92rem;margin-bottom:22px}.article-sheet time{display:inline-block;color:var(--muted);margin-right:12px}.article-tag{display:inline-flex;padding:4px 9px;border-radius:7px;background:var(--soft);color:var(--blue);font-weight:950;font-size:.82rem}.article-sheet h1{font-size:clamp(2.1rem,5vw,4.2rem);line-height:1.05;margin-top:14px}.article-lead{font-size:1.16rem;color:var(--ink)}.article-sheet figure{margin:28px 0}.article-sheet figure img{width:100%;border-radius:8px;border:1px solid var(--line);box-shadow:var(--shadow)}.article-sheet section{border-top:1px solid var(--line);padding-top:22px;margin-top:24px}.brick-footer{background:#101a2d;color:#fff;padding:42px clamp(16px,5vw,78px) 22px}.brick-footer-grid{max-width:1380px;margin:0 auto;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:24px}.brick-footer h2{font-size:1rem;color:#fff}.brick-footer p,.brick-footer a{color:#cfdaec}.brick-footer a{display:block;margin:6px 0}.brick-footer-note{max-width:1380px;margin:28px auto 0;color:#aebbd0;font-size:.9rem}@media(max-width:1120px){.brick-hero{grid-template-columns:1fr;min-height:auto}.brick-matrix{margin-left:0;max-width:none;grid-template-columns:repeat(2,minmax(0,1fr))}.resource-grid,.client-crates,.node-rows,.price-grid,.brick-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.brick-band,.split-yard,.help-yard{grid-template-columns:1fr}.guide-wall{grid-template-columns:repeat(2,minmax(0,1fr))}.issue-bricks,.wide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){body{overflow-x:hidden}.brick-header{padding:12px 16px}.brick-brand strong{max-width:48vw;overflow:hidden;text-overflow:ellipsis}.brick-menu{display:grid}.brick-nav{position:absolute;top:64px;left:12px;right:12px;display:none;grid-template-columns:1fr;background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px;box-shadow:var(--shadow)}.brick-nav.is-open{display:grid}.brick-nav a{padding:12px}.brick-hero{padding:230px 16px 18px}.brick-hero-art{height:230px;bottom:auto;object-position:center center}.brick-hero:after{background:linear-gradient(180deg,rgba(244,248,255,.08) 0 170px,rgba(244,248,255,.72) 225px,var(--sky) 300px)}.brick-actions{display:grid}.brick-button{width:100%}.brick-matrix,.resource-grid,.client-crates,.node-rows,.price-grid,.guide-wall,.issue-bricks,.wide-grid,.step-track,.faq-wall,.brick-footer-grid{grid-template-columns:1fr}.brick-section,.brick-inner,.brick-band,.article-stage{padding-left:16px;padding-right:16px}.related-links{display:grid}.related-links h2{margin:0}.brick-matrix a{min-height:auto}.resource-grid article,.client-crate,.yard-note,.node-rows article,.price-grid article,.issue-bricks article,.step-track article{padding:16px}}