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/* Layout inspired by the Hà Thành reference, branded for Đắc Nhân. */
:root{--blue:#19438b;--dark:#26364e;--green:#19438b}body{color:#333}.wrap{width:min(1200px,calc(100% - 48px))}.top{background:#f2f2f2;color:#333}.top .wrap{padding:7px 0}.header{min-height:106px;padding:15px 0;justify-content:space-between}.brand img{width:80px;height:80px;object-fit:contain;border-radius:0}.brand span{color:var(--blue);font-size:28px}.brand small{font-size:12px;letter-spacing:0;color:#555}.header-contact{display:flex;flex-direction:column;text-align:right}.header-contact small{font-size:12px;color:#666}.header-contact a{font-size:23px;color:var(--blue);font-weight:bold}.header-contact span{font-size:13px}.nav-bar{background:var(--blue)}nav.wrap{margin:auto;display:flex;justify-content:space-between;min-height:52px;color:white;gap:20px;font-size:14px;text-transform:uppercase}.nav-bar a{padding:13px 0}.nav-bar a:hover{color:#ffce49}.hero{background:linear-gradient(120deg,#eaf3fb,#daeaf7);border-bottom:4px solid var(--blue)}.hero-layout{min-height:400px;grid-template-columns:1.15fr 1fr}.hero-products{height:370px}.hero-main{width:280px;height:280px;transform:none;border-radius:0}.hero-card{bottom:22px;right:4%;border-radius:0}.hero-card img{width:120px;height:120px}.hero-copy .eyebrow{color:var(--blue)}h1{font-size:44px;letter-spacing:-.6px}h1 em{color:var(--blue)}.hero p{font-size:18px}.btn{border-radius:0;text-transform:uppercase}.intro{background:#f5f5f5;padding:65px 0}.intro-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:75px;align-items:center}.intro-logo{text-align:center;background:white;padding:30px;border-bottom:4px solid var(--blue)}.intro-logo img{width:210px;height:210px;object-fit:contain}.intro-logo h3{color:var(--blue);font-size:25px;margin:12px 0 0}.intro-logo p{color:#666;margin:3px 0}.intro h2{font-size:29px;color:var(--blue)}.intro p{color:#555}.catalog{padding-top:55px}.section-heading{display:block;text-align:center}.section-heading h2{color:var(--blue)}.section-heading p{margin-bottom:28px}.section-heading .eyebrow{display:none}.tools{align-items:flex-start}.tabs{gap:5px}.tabs button{font-size:13px;border-radius:0;padding:10px 12px}.search span{display:none}.search input{width:210px;border-radius:0}.products{gap:24px}.product{border-radius:0}.product img{padding:0;background:white}.product h3{font-size:16px;min-height:44px;color:var(--blue);text-align:center}.product small{display:block;text-align:center}.product-bottom{border:0;justify-content:center;gap:20px}.knowledge{border-top:1px solid #eee}.knowledge>.eyebrow,.knowledge>h2{text-align:center}.knowledge h2{color:var(--blue)}.knowledge article{border-top:3px solid var(--blue)}.reasons{background:#f5f5f5;padding:55px 0;text-align:center}.reasons h2{color:var(--blue);font-size:30px}.reason-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.reason-grid article>span{display:inline-flex;align-items:center;justify-content:center;width:60px;height:60px;border:2px solid var(--blue);border-radius:50%;color:var(--blue);font-size:25px}.reason-grid h3{color:var(--blue);font-size:18px}.reason-grid p{font-size:14px;color:#666}.contact{background:#14356d;padding:60px 0}.contact h2{font-size:30px}.floating-call{background:var(--blue)}@media(max-width:900px){.brand small{font-size:10px}.brand span{font-size:24px}.intro-layout{gap:30px}.tools{display:block}.search{margin-top:15px}.reason-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:700px){.wrap{width:calc(100% - 32px)}.header{flex-wrap:nowrap;min-height:90px}.brand img{width:60px;height:60px}.brand span{font-size:21px}.brand small{font-size:9px;max-width:230px;white-space:normal}.header-contact{display:none}nav.wrap{justify-content:flex-start;min-height:48px;gap:22px;overflow:auto;white-space:nowrap;font-size:12px}.hero-layout{grid-template-columns:1fr;min-height:auto}.hero-products{height:310px}.hero-main{width:230px;height:230px}.hero-card img{width:95px;height:95px}h1{font-size:35px}.hero p{font-size:16px}.intro{padding:40px 0}.intro-layout{grid-template-columns:1fr;gap:30px}.intro-logo{padding:20px}.intro-logo img{width:160px;height:160px}.intro h2{font-size:25px}.products{gap:12px}.product h3{font-size:14px}.product-bottom{display:flex;flex-wrap:wrap;gap:8px}.tabs button{font-size:12px}.search input{width:auto}.reason-grid{gap:20px}.reasons h2{font-size:25px}.contact h2{font-size:26px}}
/* Consistent typography across the site. */
body,button,input,select,textarea{font-family:Arial,sans-serif;font-weight:400;font-style:normal;letter-spacing:normal}
h1,h2,h3,h4,p,a,span,small,strong,b,em,dt,dd,button,label{font-weight:400;font-style:normal;letter-spacing:normal}
.hero h1,.intro h2,.section-heading h2,.knowledge h2,.reasons h2,.contact h2,#detail-content h2{font-size:1.75rem;line-height:1.45;font-weight:400;letter-spacing:normal}
.hero h1 em{font:inherit;color:inherit}
.brand span,.brand small{font-size:1rem;line-height:1.5;font-weight:400;color:var(--blue);letter-spacing:normal}
.brand span{display:block}.brand small{max-width:32rem;white-space:normal}
.top,nav.wrap,.eyebrow,.hero p,.btn,.hero-card span,.intro p,.intro-logo h3,.intro-logo p,.section-heading p,.tabs button,.search,.search input,#result-count,.product small,.product h3,.product-bottom,.product-bottom span,.knowledge article span,.knowledge h3,.knowledge p,.reason-grid h3,.reason-grid p,.contact-info h3,.contact dt,.contact dd,footer .wrap,.floating-call,.header-contact small,.header-contact a,.header-contact span{font-size:1rem;font-weight:400;line-height:1.6;letter-spacing:normal}
.eyebrow{letter-spacing:normal}.big-phone{font-size:1.75rem;font-weight:400}
.header{gap:20px}.brand{flex-shrink:1;min-width:0}.header-contact{flex-shrink:0}
@media(max-width:700px){.brand span,.brand small{font-size:1rem;max-width:100%;line-height:1.45}.brand{align-items:center;gap:10px}.brand img{flex-shrink:0}.hero-copy .eyebrow,.hero-note{font-size:1rem}.hero h1,.intro h2,.section-heading h2,.knowledge h2,.reasons h2,.contact h2,#detail-content h2{font-size:1.75rem}.header{padding:16px 0;height:auto}.product h3,.tabs button,nav.wrap{font-size:1rem}.tabs{gap:8px}}