/* DUN Ray-Ban: trang /ray-ban/ */
.dn-rb .entry-hero,.dn-rb .entry-header,.dn-rb .page-hero-section{display:none}
.dn-rb .content-container,.dn-rb .site-container{max-width:none;padding:0}
.dn-rb .entry.single-entry{box-shadow:none;background:transparent;margin:0}
.dn-rb .entry-content-wrap{padding:0}
.dn-rb .entry-content{margin:0}
.dn-rb .content-area{margin:0}
.rb-page{--rb-red:#E10600;--rb-ink:#0B0B0B;--rb-ivory:#FFFFFF}

/* Hero */
.rb-hero{position:relative;background:var(--rb-ink);color:var(--rb-ivory);overflow:hidden}
.rb-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(60% 90% at 82% 45%,rgba(225,6,0,.26),transparent 62%)}
.rb-mark{position:absolute;left:-1%;bottom:-.2em;font-size:clamp(110px,21vw,300px);font-weight:900;letter-spacing:-.04em;line-height:1;color:rgba(255,255,255,.045);white-space:nowrap;pointer-events:none;user-select:none}
.rb-hero-in{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding-top:76px;padding-bottom:76px}
.rb-badge{display:inline-flex;align-items:center;gap:10px;padding:9px 18px;border:1px solid rgba(255,255,255,.4);border-radius:999px;font-size:12px;letter-spacing:.14em;font-weight:700;text-transform:uppercase;color:var(--rb-ivory);line-height:1.3}
.rb-badge i{flex:none;width:8px;height:8px;border-radius:50%;background:var(--rb-red);box-shadow:0 0 0 4px rgba(225,6,0,.28)}
.rb-page .rb-hero h1{color:#fff!important;font-size:clamp(38px,5.4vw,70px);line-height:1.04;font-weight:800;letter-spacing:-.02em;margin:24px 0 18px}
.rb-hero-t p{color:rgba(255,255,255,.82);font-size:clamp(16px,1.5vw,18px);line-height:1.65;max-width:520px;margin:0 0 30px}
.rb-page .rb-btns .rb-red{background:var(--rb-red);color:#fff!important;border-color:var(--rb-red)}
.rb-page .rb-btns .rb-red:hover{background:#B80500;border-color:#B80500}
.rb-page .rb-btns .rb-ivory{background:var(--rb-ivory);color:#0B0B0B!important}
.rb-page .rb-btns .rb-ivory:hover{background:#fff}
.rb-page .rb-btns .rb-ghost{background:transparent;color:var(--rb-ivory)!important;border-color:rgba(255,255,255,.5)}
.rb-page .rb-btns .rb-ghost:hover{border-color:#fff;color:#fff!important}
.rb-stats{display:flex;gap:0;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18)}
.rb-stats>div{flex:1;min-width:0;padding-right:18px}
.rb-stats>div+div{padding-left:18px;border-left:1px solid rgba(255,255,255,.18)}
.rb-stats b{display:block;font-size:clamp(26px,3vw,38px);font-weight:800;color:#fff;line-height:1.1}
.rb-stats span{display:block;margin-top:6px;font-size:13px;line-height:1.4;color:rgba(255,255,255,.7)}

/* Hero art */
.rb-art{position:relative;width:100%;max-width:520px;aspect-ratio:1/1;margin-left:auto}
.rb-art a{position:absolute;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:28px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.5)}
.rb-art a img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;padding:16px;box-sizing:border-box;transition:transform .3s}
.rb-art a:hover img{transform:scale(1.05)}
.rb-a1{top:0;left:14%;right:0;height:72%}
.rb-a2{left:0;bottom:6%;width:40%;height:34%;z-index:2}
.rb-a3{right:4%;bottom:0;width:36%;height:30%;z-index:2}

/* Trust */
.rb-trust{background:#fff;border-bottom:1px solid var(--dn-line)}
.rb-trust-in{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;padding-top:26px;padding-bottom:26px}
.rb-trust-in>div{display:flex;align-items:flex-start;gap:14px;padding:0 20px;color:var(--rb-red)}
.rb-trust-in>div:first-child{padding-left:0}
.rb-trust-in>div+div{border-left:1px solid var(--dn-line)}
.rb-trust-in svg{flex:none;margin-top:2px}
.rb-trust-in b{display:block;color:#1F1B19;font-size:15px;line-height:1.3}
.rb-trust-in span{display:block;margin-top:3px;color:var(--dn-text);font-size:13px;line-height:1.45}

/* Section heads */
.rb-sec{padding:64px 0 8px}
.rb-eyebrow{display:block;font-size:12px;letter-spacing:.24em;font-weight:700;color:var(--rb-red);text-transform:uppercase;margin-bottom:10px}
.rb-page .rb-sec h2,.rb-page .rb-wf h2{font-size:clamp(28px,3.4vw,44px);line-height:1.1;font-weight:800;letter-spacing:-.02em;margin:0}
.rb-h{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px}
.rb-more{font-weight:700;font-size:14px;color:#1F1B19;border-bottom:2px solid var(--rb-red);padding-bottom:2px;white-space:nowrap;display:inline-block}
.rb-more:hover{color:var(--rb-red)}
.rb-page .dn-card-img{background:#fff;border:1px solid var(--dn-line)}

/* Wayfarer panel */
.rb-wf{display:grid;grid-template-columns:.85fr 2.15fr;gap:44px;align-items:center;background:var(--rb-ink);color:var(--rb-ivory);border-radius:32px;padding:52px}
.rb-page .rb-wf h2{color:#fff!important;font-size:clamp(34px,4.4vw,60px)}
.rb-wf-t p{color:rgba(255,255,255,.8);line-height:1.7;margin:18px 0 22px}
.rb-wf .rb-more{color:#fff;border-color:var(--rb-red)}
.rb-wf .dn-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.rb-wf .dn-card-name,.rb-wf .dn-card-price{color:var(--rb-ivory)}
.rb-wf .dn-brand{color:#BDBDBD}
.rb-wf .dn-card-img{border:0}

/* Chips */
.rb-chips{display:flex;flex-wrap:wrap;gap:12px}
.rb-chips a{padding:12px 22px;border:1px solid var(--dn-line);border-radius:999px;background:#fff;font-weight:600;font-size:14px;color:#1F1B19;transition:.2s}
.rb-chips a:hover{border-color:#0B0B0B;background:#0B0B0B;color:#fff}

/* Why */
.rb-why{display:grid;grid-template-columns:1fr 1.6fr;gap:48px;align-items:start;background:var(--dn-soft);border-radius:32px;padding:52px}
.rb-why-c{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.rb-why-c>div{border-top:3px solid var(--rb-red);padding-top:16px}
.rb-why-c b{display:block;font-size:18px;color:#1F1B19;margin-bottom:8px}
.rb-why-c p{margin:0 0 12px;font-size:14.5px;line-height:1.65;color:var(--dn-text)}
.rb-note{margin:36px auto 0!important;font-size:12.5px;line-height:1.6;color:#8A7F78;text-align:center}

/* Responsive */
@media(max-width:1000px){
  .rb-hero-in{gap:32px}
  .rb-wf{grid-template-columns:1fr;padding:40px}
  .rb-why{grid-template-columns:1fr;padding:40px;gap:32px}
}
@media(max-width:860px){
  .rb-hero-in{grid-template-columns:1fr;padding-top:52px;padding-bottom:56px}
  .rb-art{max-width:440px;margin:0 auto}
  .rb-trust-in{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 0}
  .rb-trust-in>div:nth-child(3){padding-left:0;border-left:0}
  .rb-trust-in>div:nth-child(odd){padding-left:0}
  .rb-sec{padding:48px 0 4px}
  .rb-h{flex-direction:column;align-items:flex-start;gap:12px}
}
@media(max-width:700px){
  .rb-wf .dn-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 14px}
  .rb-wf .dn-card:nth-child(3){display:none}
  .rb-why-c{grid-template-columns:1fr;gap:22px}
  .rb-wf,.rb-why{padding:28px 20px;border-radius:24px}
}
@media(max-width:560px){
  .rb-stats span{font-size:12px}
  .rb-stats>div{padding-right:10px}
  .rb-stats>div+div{padding-left:10px}
  .rb-badge{font-size:11px;letter-spacing:.1em;padding:8px 14px}
  .rb-page .rb-btns .dn-btn{flex:1 1 100%}
  .rb-chips a{padding:10px 16px;font-size:13px}
  .rb-trust-in>div{padding:0 12px}
  .rb-trust-in>div:nth-child(odd){padding-left:0}
}

/* Menu riêng Ray-Ban */
.dn-rb{padding-top:68px}
.dn-rb .rb-page [id]{scroll-margin-top:84px}
.rb-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(15,15,15,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:2px solid #E10600}
.rb-header-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:66px}
.rb-header .rb-logo{display:flex;flex-direction:column;align-items:center;line-height:1;font-family:'Jost',Arial,sans-serif!important;font-weight:800;font-size:25px;letter-spacing:-.01em;color:#FFFFFF!important;white-space:nowrap;flex:none}
.rb-header .rb-logo small{font-family:'Jost',Arial,sans-serif!important;font-weight:400;font-size:9px;letter-spacing:.3em;margin-top:4px;color:#BDBDBD}
.rb-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center;min-width:0}
.rb-nav a{padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;color:#FFFFFF!important;white-space:nowrap;transition:.2s}
.rb-nav a:hover{background:rgba(255,255,255,.14)}
.rb-nav .rb-nav-home{margin-left:8px;border:1px solid rgba(255,255,255,.35);font-weight:500}
.rb-header .rb-hbtn{flex:none;padding:11px 20px;border-radius:999px;background:#E10600;color:#fff!important;font-size:14px;font-weight:700;white-space:nowrap}
.rb-header .rb-hbtn:hover{background:#B80500}
@media(max-width:1000px){
  .rb-nav a{padding:8px 10px;font-size:13px}
  .rb-nav .rb-nav-home{display:none}
}
@media(max-width:820px){
  .dn-rb{padding-top:104px}
  .rb-header-in{flex-wrap:wrap;height:auto;gap:0 12px;padding-top:8px;padding-bottom:8px}
  .rb-header .rb-logo{font-size:22px}
  .rb-header .rb-hbtn{padding:9px 16px;font-size:13px}
  .rb-nav{order:3;flex:0 0 100%;justify-content:flex-start;overflow-x:auto;padding:8px 0 2px;margin:0 -2px;scrollbar-width:none}
  .rb-nav::-webkit-scrollbar{display:none}
  .dn-rb .rb-page [id]{scroll-margin-top:116px}
}

/* Logo kép: dun.glasses | Ray-Ban */
.rb-brands{display:flex;align-items:center;gap:16px;flex:none}
.rb-sep{width:1px;height:30px;background:rgba(255,255,255,.35)}
.rb-header .rb-logo-rb{color:#FF3B30!important;font-style:normal}
.rb-header .rb-logo-rb small{color:#BDBDBD}
@media(max-width:820px){.rb-brands{gap:12px}.rb-sep{height:26px}}
@media(max-width:430px){
  .rb-brands{gap:9px}
  .rb-header .rb-logo{font-size:18px}
  .rb-header .rb-logo small{font-size:7.5px;letter-spacing:.24em}
  .rb-header .rb-hbtn{padding:8px 12px;font-size:12px}
  .rb-header-in{gap:0 8px}
}

/* Logo Ray-Ban chính thức (SVG) đặt trên nền trắng để đọc được dòng chữ phía dưới */
.rb-header .rb-rblogo{display:flex;align-items:center;justify-content:center;flex:none;background:#fff;border-radius:6px;padding:3px 5px;line-height:0}
.rb-header .rb-rblogo img{display:block;height:44px;width:auto}
@media(max-width:430px){.rb-header .rb-rblogo img{height:36px}}

/* Menu 4 mục + liên kết Mắt kính DUN */
.rb-header .rb-hhome{flex:none;padding:10px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.45);color:#FFFFFF!important;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s}
.rb-header .rb-hhome:hover{background:#FFFFFF;color:#0B0B0B!important}
.rb-nav a{padding:9px 18px;font-size:15px}
@media(max-width:820px){.rb-header .rb-hhome{padding:8px 14px;font-size:13px}.rb-nav a{padding:8px 14px;font-size:14px}}
@media(max-width:430px){.rb-header .rb-hhome{padding:7px 11px;font-size:12px}.rb-nav a{padding:7px 12px;font-size:13px}}
.rb-ask{background:#fff;border:1px solid var(--dn-line);border-radius:24px;padding:32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.rb-ask p{margin:0;max-width:560px;color:var(--dn-text);line-height:1.65}

/* Dấu × giữa hai logo (kiểu hợp tác) */
.rb-header .rb-sep{width:auto;height:auto;background:none;font-size:22px;font-weight:300;line-height:1;color:#FFFFFF;opacity:.85;font-family:Arial,Helvetica,sans-serif}
@media(max-width:430px){.rb-header .rb-sep{font-size:18px}}

/* Tên + giá canh giữa dưới hình */
.rb-page .dn-card-body{align-items:center;text-align:center}
.rb-page .dn-card-name,.rb-page .dn-card-price{text-align:center}

/* Bỏ viền khung quanh ảnh sản phẩm */
.rb-page .dn-card-img{border:0!important;box-shadow:none}

/* ===== Phong cách Ray-Ban: đen - trắng - đỏ ===== */
body.dn-rb{background:#fff!important;--dn-line:#E4E4E4;--dn-soft:#F2F2F2;--dn-text:#555;--dn-deep:#0B0B0B;--dn-accent:#0B0B0B}
.dn-rb .site-container,.dn-rb .content-container,.dn-rb #primary,.dn-rb .content-area{background:#fff}
.rb-page{--rb-red:#E10600;--rb-ink:#0B0B0B;--rb-ivory:#FFFFFF}
.rb-page .dn-card-img{background:#F2F2F2}
.rb-page .dn-card-name{color:#0B0B0B}
.rb-page .dn-card-name:hover{color:#E10600}
.dn-rb .dn-eyebrow{color:#E10600}
.rb-why{background:#F2F2F2}
.rb-ask{background:#F2F2F2;border:0}
.rb-trust{border-bottom:1px solid #E4E4E4}
.rb-page .dn-faq h3{color:#0B0B0B}
.rb-page .rb-note{color:#7A7A7A}
/* Khối liên hệ: nền đen, nhấn đỏ */
.dn-rb .dn-contact{background:#0B0B0B;color:#fff}
.dn-rb .dn-contact h2,.dn-rb .dn-contact li{color:#fff}
.dn-rb .dn-contact li svg{color:#E10600}
.dn-rb .dn-contact .dn-btn-dark{background:#E10600;color:#fff!important;border-color:#E10600}
.dn-rb .dn-contact .dn-btn-dark:hover{background:#B80500;border-color:#B80500}
.dn-rb .dn-contact .dn-eyebrow{color:#FF3B30}
/* Chân trang */
.dn-rb .dn-footer{background:#0B0B0B}
.dn-rb .dn-f-col .dn-eyebrow{color:#fff}
.dn-rb a:focus-visible{outline-color:#E10600}

/* Khu vực câu hỏi thường gặp: thu nhỏ khoảng một nửa */
.rb-page .dn-faq{padding-top:44px}
.rb-page .dn-faq-in{gap:24px 32px;padding-bottom:36px}
.rb-page .dn-faq h2{font-size:clamp(20px,2.2vw,26px);line-height:1.15}
.rb-page .dn-faq-h .dn-eyebrow{font-size:10px}
.rb-page .dn-faq-l>div{padding:12px 0}
.rb-page .dn-faq h3{font-size:15px;line-height:1.3;margin:0 0 4px}
.rb-page .dn-faq p{font-size:13px;line-height:1.55;margin:0}
.rb-page .rb-note{margin-top:20px!important}

/* Logo chân trang trên trang Ray-Ban: trắng */
.dn-rb .dn-footer .dn-f-logo a{color:#fff!important}
.dn-rb .dn-footer .dn-f-logo a small{color:#BDBDBD}