:root{--paper:#faf9f6;--ink:#252722;--line:#d8d8d0;--soft:#e9e8e3;--muted:#62645c}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}a:focus-visible{outline:2px solid var(--ink);outline-offset:5px}img{display:block;width:100%;max-width:100%;height:auto;object-fit:contain}h1,h2,h3,p,figure{margin:0}h1,h2{font-family:"Noto Serif Display","Noto Serif","Times New Roman",serif;font-weight:400;line-height:1.12;letter-spacing:0}h1{font-size:clamp(48px,6.4vw,100px)}h2{font-size:clamp(32px,4vw,58px)}h3{font-size:18px;font-weight:400}p{margin-top:18px}header{min-height:112px;padding:24px 5%;display:flex;justify-content:space-between;align-items:center;gap:28px;border-bottom:1px solid var(--line)}.brand{font-size:30px;letter-spacing:.2em;font-weight:600;line-height:1.3;white-space:nowrap}.brand span{display:block;font-size:9px;letter-spacing:.26em;font-weight:400;margin-top:6px}nav{display:flex;gap:30px;font-size:13px}main,section,article,figure,dl{min-width:0}main{overflow-wrap:anywhere}.eyebrow{font-size:11px;letter-spacing:.2em;line-height:1.6;margin:0 0 25px}.hero{display:grid;grid-template-columns:1fr 1fr;background:var(--soft);min-height:640px}.hero-copy{padding:75px 10%;display:flex;align-items:flex-start;flex-direction:column;justify-content:center}.hero-copy>p:not(.eyebrow){font-size:15px;color:var(--muted)}.hero-image{display:flex;align-items:center;background:#eee}.hero-image img{height:100%;object-fit:contain}.hero-foot{font-size:10px;letter-spacing:.18em;margin-top:52px}.button{display:inline-flex;gap:32px;justify-content:space-between;background:var(--ink);color:white;padding:15px 24px;margin-top:30px;font-size:13px}.section{padding:85px 5%;border-bottom:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:38px}.section-heading>p{font-size:13px;color:var(--muted)}.collections{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.card img{aspect-ratio:1/1;background:var(--soft)}.card-caption{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:18px}.card-caption span{font-size:11px}.card p{font-size:13px;margin-top:6px;color:var(--muted)}.story{text-align:center;background:#efeee9;padding:100px 20%}.story p:not(.eyebrow){max-width:600px;margin:25px auto}.text-link{display:inline-block;font-size:13px;border-bottom:1px solid currentColor;margin-top:24px;padding-bottom:5px}.materials,.specs{display:grid;grid-template-columns:1fr 1fr;gap:10%}.materials p:first-child{margin-top:0}.services{list-style:none;padding:0;margin:36px 0 0;border-top:1px solid var(--line)}.services li{border-bottom:1px solid var(--line);padding:18px 0;display:flex;gap:26px}.services span{font-size:11px;color:var(--muted);min-width:24px}.product-intro{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:6%;padding:60px 5%;background:var(--soft)}.product-intro img{max-height:660px}.price{font-size:24px} .variants{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin-top:40px}.variants img{aspect-ratio:1/1}.variants figcaption{font-size:13px;padding-top:12px}dl{margin:0}dl div{border-bottom:1px solid var(--line);padding:15px 0;display:grid;grid-template-columns:1fr 1fr;gap:16px}dt{color:var(--muted);font-size:13px}dd{margin:0}.small,.note{font-size:13px;color:var(--muted)}.reading{max-width:1000px;margin:auto;min-height:60vh}.reading h2{font-size:30px;margin-top:48px}.lead{font-size:22px;max-width:680px}.reading p{max-width:700px}footer{padding:60px 5%;background:#e9e8e3;font-size:13px}footer .brand{font-size:26px}footer div{display:flex;gap:25px;margin-top:24px}.skip{position:absolute;left:12px;top:-100px;padding:12px;background:white;z-index:10}.skip:focus{top:12px}@media(min-width:1600px){main{max-width:1800px;margin:auto}}@media(max-width:700px){header{padding:22px 6%;display:block}.brand{font-size:27px}nav{gap:12px 20px;flex-wrap:wrap;margin-top:23px;font-size:12px}.hero{grid-template-columns:minmax(0,1fr);min-height:0}.hero-copy{padding:45px 7%}.hero-image{order:-1}.hero-image img{max-height:390px}.hero-foot{margin-top:30px}.section{padding:52px 6%}.section-heading{display:block}.collections{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 14px}.card-caption{align-items:start}.card-caption h3{font-size:16px}.story{padding:64px 8%}.materials,.specs,.product-intro{grid-template-columns:minmax(0,1fr);gap:32px}.product-intro{padding:35px 6%}.product-intro>img{grid-row:1}.variants{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 14px}.services li{gap:14px;font-size:14px}.reading h1{font-size:49px}footer{padding:44px 6%}footer div{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

header{flex-wrap:wrap}.price{font-size:20px}
.channel-icons{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px;align-items:center}
.channel-link{display:inline-flex;align-items:center;justify-content:center;gap:18px;min-width:44px;min-height:44px;border-radius:50%;color:var(--ink)}
.channel-link svg{width:24px;height:24px;flex-shrink:0;fill:currentColor}
.channel-link:hover,.channel-link:focus-visible{background:var(--line);text-decoration:none}
footer .channel-icons{gap:12px;margin-top:12px}.channel-heading{font-size:12px;color:var(--muted)}
.contact-channels{display:grid;gap:16px;margin-top:32px}.contact-channels>div{min-width:0}
.contact-channels .channel-link{justify-content:flex-start;border-radius:8px;padding:12px;width:100%}
.contact-channels strong,.contact-channels small{display:block}.contact-channels small{font-size:13px;font-weight:400;color:var(--muted)}
.marketplace{padding-top:36px;padding-bottom:36px}.marketplace .eyebrow{margin-bottom:12px}.marketplace .text-link{margin-top:12px}
@media(max-width:700px){.price{font-size:18px}}

/* Logo chính thức: giữ nguyên màu và tỉ lệ ảnh. */
header .brand{display:inline-flex;align-items:center;gap:12px}header .brand .brand-name{font-size:30px;letter-spacing:.2em;font-weight:600;margin:0}header .brand .brand-mark{width:40px;height:40px;flex-shrink:0} .footer-brand{display:inline-block}.footer-brand img{width:112px;height:auto}@media(max-width:700px){header .brand .brand-mark{width:32px;height:32px}header .brand .brand-name{font-size:27px}}
/* Zalo trong Simple Icons là chữ (cao 8.4/24): phóng to để cân với 3 icon kia */
.channel-link[data-channel="zalo"] svg{width:36px;height:36px}