:root{--bg:#f5efe5;--surface:#fffdfa;--ink:#273126;--muted:#667064;--brand:#3d704d;--brand-dark:#21452d;--accent:#dc6b3f;--accent-ink:#fff;--line:#d9dfd6;--soft:#e7efe5;--radius:24px;--shadow:0 18px 50px rgba(39,49,38,.12);font-family:"Noto Sans TC","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink);background:#202722}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-size:18px;line-height:1.65;background:#202722}button,input,textarea{font:inherit}.skip-link{position:fixed;left:12px;top:-60px;z-index:99;background:#fff;color:#111;padding:12px}.skip-link:focus{top:12px}.preview-toolbar{position:sticky;top:0;z-index:50;display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;padding:12px 20px;background:#142019;color:#fff;box-shadow:0 8px 24px #0004}.preview-toolbar>div:first-child{display:flex;flex-direction:column;line-height:1.2}.preview-toolbar span{font-size:13px;color:#cbd7ce}.theme-switcher,.viewport-switcher{display:flex;gap:8px;flex-wrap:wrap}.theme-switcher{justify-content:center}.preview-toolbar button{min-height:44px;border:1px solid #ffffff2e;border-radius:12px;padding:8px 13px;background:#ffffff0c;color:#fff;cursor:pointer}.preview-toolbar button[aria-pressed=true]{background:#fff;color:#17251b;border-color:#fff;font-weight:800}.preview-stage{padding:22px;transition:.25s}.preview-stage[data-viewport-mode=mobile]{max-width:438px;margin:auto}.preview-stage[data-viewport-mode=mobile] .shop-page{border-radius:30px}.shop-page{max-width:1180px;margin:auto;overflow:hidden;background:var(--bg);box-shadow:0 22px 70px #0006;border-radius:18px}.assurance-bar{text-align:center;padding:10px 16px;background:var(--brand-dark);color:#fff;font-weight:800;letter-spacing:.04em}.section-shell{max-width:1080px;margin:auto;padding:72px 32px}.hero{display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:start}.hero-image-wrap{aspect-ratio:4/5;overflow:hidden;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.hero-image-wrap img{width:100%;height:100%;object-fit:cover}.thumbnails{display:grid;grid-template-columns:repeat(6,1fr);gap:9px;margin-top:12px}.thumbnails button{padding:0;border:3px solid transparent;border-radius:12px;overflow:hidden;background:#fff;aspect-ratio:1;cursor:pointer}.thumbnails button[aria-pressed=true]{border-color:var(--accent)}.thumbnails img{width:100%;height:100%;object-fit:cover}.eyebrow,.section-kicker,.section-heading>span{text-transform:uppercase;letter-spacing:.12em;font-size:14px;font-weight:900;color:var(--brand)}h1{font-size:clamp(34px,4vw,54px);line-height:1.12;margin:8px 0 18px;letter-spacing:-.035em}h2{font-size:clamp(28px,3vw,42px);line-height:1.2;margin:8px 0 16px}.lead{font-size:21px;color:var(--muted)}.benefits{padding:0;list-style:none;display:grid;gap:8px}.benefits li:before{content:"✓";display:inline-grid;place-items:center;width:28px;height:28px;margin-right:10px;border-radius:50%;background:var(--soft);color:var(--brand);font-weight:900}.price-card{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;padding:18px 20px;margin:22px 0;border:2px solid color-mix(in srgb,var(--accent) 35%,transparent);border-radius:18px;background:var(--surface)}.price-label{width:100%;font-size:15px;font-weight:800;color:var(--muted)}#current-price{font-size:44px;line-height:1;color:var(--accent)}#compare-price{color:var(--muted)}.save-badge{border-radius:999px;padding:3px 10px;background:var(--accent);color:var(--accent-ink);font-size:14px;font-weight:900}.option-group{border:0;padding:0;margin:0}.option-group legend{font-weight:900;margin-bottom:10px}.variants{display:grid;gap:10px}.variant-button{min-height:58px;text-align:left;padding:12px 16px;border:2px solid var(--line);border-radius:15px;background:var(--surface);color:var(--ink);cursor:pointer}.variant-button[aria-pressed=true]{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 15%,transparent);font-weight:900}.quantity-row{display:flex;justify-content:space-between;align-items:center;margin:22px 0;font-weight:800}.quantity-control{display:flex;align-items:center;border:2px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface)}.quantity-control button{width:52px;height:52px;border:0;background:transparent;color:var(--ink);font-size:28px;cursor:pointer}.quantity-control output{min-width:50px;text-align:center;font-weight:900}.primary-cta{width:100%;min-height:64px;border:0;border-radius:16px;padding:13px 20px;background:linear-gradient(100deg,var(--accent),color-mix(in srgb,var(--accent) 78%,#8b1e00));color:var(--accent-ink);box-shadow:0 12px 26px color-mix(in srgb,var(--accent) 30%,transparent);font-size:23px;font-weight:950;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px}.primary-cta:hover{transform:translateY(-2px)}.cta-pointer{font-size:30px;color:inherit}.microcopy{text-align:center;color:var(--muted);font-size:15px}.proof-strip{background:var(--brand);color:#fff;padding:18px 24px}.proof-strip>div{max-width:1000px;margin:auto;display:grid;grid-template-columns:repeat(4,1fr);gap:10px;text-align:center;font-weight:850}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.feature-card{min-height:150px;padding:24px;border-radius:var(--radius);background:var(--surface);box-shadow:0 8px 28px #1d392a10}.feature-card b{display:block;font-size:22px;margin-top:30px}.feature-icon{font-size:34px}.install-section{background:var(--surface)}.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}.steps li{counter-increment:step;padding:24px;border-top:4px solid var(--accent);background:var(--bg);border-radius:0 0 18px 18px;font-weight:850}.steps li:before{content:"0" counter(step);display:block;color:var(--accent);font-size:32px;font-weight:950}.details-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}.details-grid img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow)}.order-section{padding:80px 24px;background:linear-gradient(135deg,var(--brand-dark),var(--brand))}.order-card{max-width:760px;margin:auto;padding:clamp(24px,5vw,52px);border-radius:30px;background:var(--surface);box-shadow:var(--shadow)}form{display:grid;gap:18px}form label{display:grid;gap:7px;font-weight:900}input,textarea{width:100%;min-height:56px;padding:14px 16px;border:2px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);font-size:18px}textarea{resize:vertical}input:focus,textarea:focus,button:focus-visible{outline:4px solid color-mix(in srgb,var(--accent) 38%,transparent);outline-offset:2px;border-color:var(--accent)}[aria-invalid=true]{border-color:#b42318}.field-error{color:#b42318;min-height:1.2em}.delivery-box,.order-summary{display:flex;justify-content:space-between;gap:14px;padding:16px;border-radius:14px;background:var(--soft)}.order-summary{flex-wrap:wrap}.tax-note{text-align:center;font-weight:800}.preview-message{display:none;padding:16px;border:2px solid var(--brand);border-radius:14px;background:var(--soft);font-weight:900;text-align:center}.preview-message.show{display:block}footer{text-align:center;padding:30px;background:var(--brand-dark);color:#fff}.section-heading{max-width:720px;margin-bottom:30px}
html[data-theme=sales]{--bg:#fff7ed;--surface:#fff;--ink:#29140c;--muted:#74584d;--brand:#c73519;--brand-dark:#7c1f0e;--accent:#ee3f18;--accent-ink:#fff;--line:#f0c4b7;--soft:#ffeadf;--radius:12px}html[data-theme=sales] .buy-panel{padding:24px;border:3px solid var(--accent);background:#fff;box-shadow:9px 9px 0 #ffd7c7}html[data-theme=sales] .price-card{background:#fff2be;border-color:#f19b18}html[data-theme=sales] .primary-cta{border-radius:8px;text-transform:none}html[data-theme=quality]{--bg:#eef4f3;--surface:#fff;--ink:#183238;--muted:#5b7074;--brand:#276c70;--brand-dark:#153e43;--accent:#c86f40;--accent-ink:#fff;--line:#cbdcda;--soft:#dcebea;--radius:8px;--shadow:0 14px 40px rgba(19,62,67,.11)}html[data-theme=quality] h1,html[data-theme=quality] h2{font-family:"PMingLiU","Noto Serif TC",serif;font-weight:800}html[data-theme=quality] .price-card{border-width:1px;border-left:6px solid var(--accent)}html[data-theme=contrast]{--bg:#f4f0d8;--surface:#fffef6;--ink:#071e2b;--muted:#334f5d;--brand:#00546c;--brand-dark:#002e42;--accent:#f26922;--accent-ink:#fff;--line:#8ca2aa;--soft:#d9eef1;--radius:14px;--shadow:0 10px 0 rgba(0,46,66,.16)}html[data-theme=contrast] body{font-size:20px}html[data-theme=contrast] h1{font-size:clamp(38px,4.4vw,60px)}html[data-theme=contrast] .variant-button{min-height:68px;border-width:3px}html[data-theme=contrast] .primary-cta{min-height:74px;font-size:26px;border:3px solid #fff;box-shadow:0 0 0 4px var(--accent)}
@media(max-width:760px){.preview-toolbar{position:relative;grid-template-columns:1fr;padding:14px}.theme-switcher{justify-content:flex-start;display:grid;grid-template-columns:1fr 1fr}.viewport-switcher{display:none}.preview-stage{padding:0}.shop-page,.preview-stage[data-viewport-mode=mobile] .shop-page{border-radius:0}.hero,.details-grid{grid-template-columns:1fr;gap:30px}.section-shell{padding:46px 18px}.hero{padding-top:24px}.hero-image-wrap{aspect-ratio:1/1.12}.thumbnails{grid-template-columns:repeat(6,70px);overflow-x:auto}.feature-grid,.steps{grid-template-columns:1fr 1fr}.proof-strip>div{grid-template-columns:1fr 1fr}.buy-panel{padding:0}html[data-theme=sales] .buy-panel{padding:18px}.order-section{padding:48px 14px}.delivery-box,.order-summary{align-items:flex-start;flex-direction:column}.primary-cta{font-size:21px}}
@media(max-width:420px){.feature-grid,.steps{grid-template-columns:1fr}.proof-strip>div{grid-template-columns:1fr 1fr;font-size:16px}.section-shell{padding-left:16px;padding-right:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}