.product-sales{--sales-ink:#173a34;--sales-paper:#f7f4eb;--sales-line:#b7c0ba;--sales-accent:#91451f;color:#20302d;background:var(--sales-paper)}.product-hero{color:#f7f4eb;background:var(--sales-ink);border-bottom:8px solid var(--sales-accent);padding:clamp(3rem,8vw,7rem) 0}.product-hero-grid{grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);align-items:center;gap:clamp(2rem,6vw,6rem);display:grid}.product-kicker{color:var(--sales-accent);letter-spacing:.18em;text-transform:uppercase;margin:0 0 1rem;font-size:.75rem;font-weight:800}.product-hero .product-kicker{color:#efaa7d}.product-hero h1{max-width:17ch;color:inherit;letter-spacing:-.035em;font:600 clamp(2.5rem,5vw,5.25rem)/.99 Georgia,Noto Serif TC,serif}.product-lead{color:#d4dfda;max-width:58ch;font-size:clamp(1.05rem,2vw,1.3rem)}.product-note{color:#aebfba;font-size:.86rem}.blueprint-preview{color:var(--sales-ink);background:#e7e4d9;padding:1rem;transform:rotate(1.5deg);box-shadow:16px 16px #a9532f}.blueprint-preview svg{width:100%;display:block}.blueprint-preview .wall{fill:none;stroke:#173a34;stroke-width:7px}.blueprint-preview .door{fill:none;stroke:#b66236;stroke-width:4px}.blueprint-preview .object{fill:#cad9d1;stroke:#173a34;stroke-width:3px}.blueprint-preview .route{fill:none;stroke:#c46c3a;stroke-width:7px;stroke-dasharray:12 10}.blueprint-preview .dimension{stroke:#526862;stroke-width:2px}.blueprint-preview text{font:700 16px Georgia,serif}.preview-caption{border-top:1px solid #aab4ad;grid-template-columns:auto 1fr;align-items:center;gap:.8rem;padding:1rem;display:grid}.preview-caption span{color:var(--sales-accent);font:700 2rem Georgia,serif}.preview-caption p{margin:0;font-weight:750}.product-section{padding-block:clamp(4rem,8vw,7rem)}.product-section>h2,.product-included h2,.product-final h2,.product-split h2{max-width:22ch;color:var(--sales-ink);letter-spacing:-.025em;font:600 clamp(2rem,4vw,3.6rem)/1.06 Georgia,Noto Serif TC,serif}.sales-gates{background:var(--sales-line);border:1px solid var(--sales-line);grid-template-columns:repeat(3,1fr);gap:1px;margin:2.5rem 0;display:grid}.sales-gates article{background:#fff;padding:clamp(1.2rem,3vw,2.2rem)}.sales-gates span{color:var(--sales-accent);font:700 2.5rem Georgia,serif}.sales-gates h3{margin:.3rem 0 .75rem;font-family:Georgia,Noto Serif TC,serif}.measurement-caveat{background:#efe4ca;border-left:4px solid #a66a20;max-width:78ch;padding:1rem 1.2rem}.product-included{color:#ecf1ee;background:#244b43;padding-block:clamp(4rem,8vw,7rem)}.product-included h2{color:#fff}.included-grid{background:#789087;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:2rem;display:grid}.included-grid article{background:#244b43;padding:1.5rem}.included-grid span{color:#e5a078;letter-spacing:.12em;font-size:.75rem;font-weight:800}.included-grid p{color:#c9d7d2}.product-split{grid-template-columns:1fr 1fr;gap:clamp(2rem,8vw,8rem);display:grid}.product-split li{margin:.7rem 0}.start-steps{background:var(--sales-line);grid-template-columns:repeat(5,1fr);gap:1px;margin-top:2rem;padding:0;list-style:none;display:grid}.start-steps li{background:#fff;gap:.6rem;padding:1.2rem;display:grid}.start-steps b{color:var(--sales-ink)}.start-steps span{color:#5e6d68;font-size:.9rem}.product-final{color:#dce6e2;background:#102c27;padding-block:clamp(4rem,8vw,7rem)}.product-final h2{color:#fff;max-width:25ch}.product-final p{color:#aabbb5;max-width:70ch;margin-top:1rem;font-size:.85rem}@media (width<=900px){.product-hero-grid{grid-template-columns:1fr}.blueprint-preview{max-width:650px}.included-grid,.start-steps{grid-template-columns:1fr 1fr}}@media (width<=640px){.sales-gates,.product-split,.included-grid,.start-steps{grid-template-columns:1fr}.blueprint-preview{transform:none;box-shadow:8px 8px #a9532f}.product-actions{display:grid}.product-actions .button{width:100%}}.product-price{color:#efaa7d;letter-spacing:.04em;font-weight:800}.already-bought a{color:#d9e7e1}.section-cta{margin-top:2rem}.product-trust>p{max-width:75ch;font-size:1.08rem}.product-actions{flex-wrap:wrap;gap:.75rem;display:flex}html:lang(zh) .product-hero h1{letter-spacing:-.02em;max-width:10ch;font-size:clamp(2.4rem,4.3vw,4.4rem);line-height:1.1}.product-included .product-kicker,.included-grid span{color:#ffd1b2}.product-proof{background:#e7e4d9;padding-block:clamp(3rem,7vw,6rem)}.product-proof h2{max-width:22ch;color:var(--sales-ink);letter-spacing:-.025em;margin:0;font:600 clamp(2rem,4vw,3.6rem)/1.06 Georgia,Noto Serif TC,serif}.product-proof-lead{color:#526862;max-width:56ch;font-size:1.1rem}.proof-grid{grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2rem;display:grid}.proof-card{background:#fff;border:1px solid #c9cec8;padding:1rem;box-shadow:8px 8px #c4c9c0}.proof-card h3{color:var(--sales-ink);margin:1rem 0 .35rem;font-family:Georgia,Noto Serif TC,serif}.proof-card p{color:#526862;margin:0;font-size:.92rem}.proof-screen{color:#eaf2ed;background:#1d4038;border:6px solid #d8ded6;gap:.55rem;min-height:150px;padding:1rem;display:grid;box-shadow:inset 0 0 0 1px #728b81}.proof-screen span{color:#ffd1b2;letter-spacing:.12em;font-size:.68rem;font-weight:800}.proof-screen b{font-size:1.05rem;font-weight:700}.proof-screen i{opacity:.8;background:#8ab7a4;width:75%;height:.5rem;display:block}.proof-screen i:nth-of-type(2){background:#d58c68;width:56%}.proof-screen i:nth-of-type(3){background:#c4d9c9;width:86%}.proof-fit{background:#513c30}.proof-room{background:#254658}.proof-box{background:#4b3d2e}.comparison-wrap{margin-top:2rem;overflow-x:auto}.comparison-wrap table{border-collapse:collapse;background:#fff;width:100%;min-width:520px}.comparison-wrap th,.comparison-wrap td{text-align:left;border:1px solid var(--sales-line);padding:1rem 1.2rem}.comparison-wrap th{color:#fff;background:var(--sales-ink);font-family:Georgia,Noto Serif TC,serif}.comparison-wrap td:last-child{color:var(--sales-ink);font-weight:700}@media (width<=900px){.proof-grid{grid-template-columns:1fr 1fr}}@media (width<=640px){.proof-grid{grid-template-columns:1fr}.proof-card{box-shadow:4px 4px #c4c9c0}}