/* ===== Tokens =====
   QUY TẮC GIAO DIỆN: :root giữ MỌI token (font, cỡ chữ, khoảng cách, bo góc, màu).
   :root[data-theme="c"] CHỈ được ghi đè biến MÀU (--m-*, --*-bg, --text-*, ...).
   Không đổi font, cỡ chữ, khoảng cách hay bố cục trong theme → đổi giao diện không làm xê dịch trang.
   Font: chỉ dùng các độ đậm đã tải — Be Vietnam Pro 300/400/500/600/700,
   Playfair Display 500 (thường và nghiêng). Không dùng độ đậm khác của Playfair.
   Không dùng emoji/ký hiệu đặc biệt trong giao diện — dùng icon SVG lớp .ic. */
:root{
  /* Bộ nhận diện CHÍNH · B Cam Sen Hồng */
  --brand-gold:#B4432A; /* màu chữ thương hiệu / hover */
  --text-primary:#5B1F2A; --primary:#5B1F2A; --text-secondary:#7A3A44;
  --text-tab-inactive:#8A6A6F;
  --surface:#fff; --surface-muted:#FFF5F3; --surface-control:#FBE7E6; --surface-soft:#F7C6CE;
  --border:#F7D9DC; --border-strong:#5B1F2A;
  --price:#B4432A; --sale-badge:#B4432A; --cart-badge:#E4572E; --buy-now:#B4432A;
  --footer-bg:#5B1F2A; --block-header-bg:#5B1F2A; --on-dark:#FFF5F3;
  --topbar-bg:#5B1F2A; --topbar-text:#FFF5F3;
  --banner-bg:#E4572E; --banner-text:#FFF5F3; --banner-shadow:#B4432A;
  --accent-text:#B4432A;
  --m-hat:#B45309; --m-center:#E4572E; --m-inner:#EC8C9C; --m-outer:#F7C6CE; --m-base:#E4572E; --m-det:#FFF5F3;
  --font:"Be Vietnam Pro","Segoe UI","Helvetica Neue",Arial,sans-serif; --font-display:"Playfair Display",Georgia,"Times New Roman",serif;
  --container:1200px; --gap:30px;
  --r-sm:5px; --r-md:8px; --r-pill:9999px;
  --shadow-header:0 0 5px 1px rgba(0,0,0,.4);
}
/* Bộ nhận diện DỰ PHÒNG · C Cam Lá Sen — bật bằng ?theme=c hoặc nút ở footer */
:root[data-theme="c"]{
  --brand-gold:#C2410C;
  --text-primary:#134E4A; --primary:#134E4A; --text-secondary:#3F6B66;
  --text-tab-inactive:#557571;
  --surface-muted:#F3FAF7; --surface-control:#DDF1EA; --surface-soft:#BFE6DE;
  --border:#D3ECE4; --border-strong:#134E4A;
  --price:#C2410C; --sale-badge:#C2410C; --cart-badge:#EA580C; --buy-now:#C2410C;
  --footer-bg:#134E4A; --block-header-bg:#134E4A; --on-dark:#F3FAF7;
  --topbar-bg:#0F766E; --topbar-text:#F3FAF7;
  --banner-bg:#0F766E; --banner-text:#F3FAF7; --banner-shadow:#EA580C;
  --accent-text:#0F766E;
  --m-hat:#0F766E; --m-center:#EA580C; --m-inner:#F59E0B; --m-outer:#5EC4B6; --m-base:#0F766E; --m-det:#F3FAF7;
}
*{box-sizing:border-box}
.ic{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.14em;flex:none}
.contact li{display:flex;gap:8px;align-items:flex-start}.contact .ic{margin-top:.25em;color:var(--surface-soft)}
.topbar button,.car-btn,.float a,.float button{display:grid;place-items:center}
html{font-synthesis:none;-webkit-text-size-adjust:100%;text-size-adjust:100%}
html{scroll-behavior:smooth}
body{margin:0;font:400 16px/1.5 var(--font);color:var(--text-primary);background:var(--surface)}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer}
.container{max-width:var(--container);margin:0 auto;padding:0 15px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* Announcement bar */
.topbar{background:var(--topbar-bg);color:var(--topbar-text);text-align:center;height:40px;line-height:40px;font-weight:600;font-size:14px;letter-spacing:.04em;text-transform:uppercase;position:relative;padding:0 40px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar button{position:absolute;right:10px;top:8px;width:24px;height:24px;border-radius:50%;border:0;background:#fff;color:#252525;font-weight:700;line-height:24px;padding:0}

/* Header */
header{background:var(--surface);position:sticky;top:0;z-index:20;transition:box-shadow .2s}
header.scrolled{box-shadow:var(--shadow-header)}
.hdr{display:flex;align-items:center;justify-content:space-between;height:80px}
.logo{display:flex;align-items:center;gap:10px;line-height:1}
.logo .mark svg{width:54px;height:55px;display:block}
.logo .lk{display:flex;flex-direction:column;gap:4px}
.logo small{font-size:10px;font-weight:600;letter-spacing:.42em;color:var(--brand-gold)}
.logo b{font:italic 500 30px/1 var(--font-display);color:var(--text-primary);white-space:nowrap}
footer .logo b{color:var(--on-dark)} footer .logo small{color:var(--surface-soft)}
.m-hat{fill:var(--m-hat)} .m-center{fill:var(--m-center)} .m-inner{fill:var(--m-inner)} .m-outer{fill:var(--m-outer)}
.m-det{stroke:var(--m-det)} .m-base{stroke:var(--m-base)}
nav.desk ul{display:flex;list-style:none;margin:0;padding:0}
nav.desk li{position:relative}
nav.desk a{display:block;padding:20px 15px}
nav.desk a:hover{color:var(--brand-gold)}
.dropdown{position:absolute;top:100%;left:0;background:#fff;min-width:200px;box-shadow:var(--shadow-header);display:none;padding:8px 0;flex-direction:column}
nav.desk li:hover .dropdown,nav.desk li:focus-within .dropdown{display:flex}
.dropdown a{padding:8px 20px}
.icons{display:flex;gap:22px;align-items:center}
.icon-btn{background:none;border:0;padding:0;position:relative;color:var(--text-primary)}
.icon-btn svg{width:26px;height:26px;display:block}
.cart-count{position:absolute;top:-8px;right:-10px;background:var(--cart-badge);color:#fff;font-size:12px;font-weight:700;min-width:20px;height:20px;border-radius:50%;display:grid;place-items:center}
.burger{display:none}
.searchbar{display:none;padding:0 0 15px}
.searchbar.open{display:block}
.searchbar input{width:100%;border:1px solid var(--border-strong);border-radius:var(--r-pill);padding:10px 18px;font:inherit}

/* Banners */
.hero{margin-top:0}
.banner{background:var(--banner-bg);color:var(--banner-text);display:grid;place-items:center;position:relative;overflow:hidden}
.banner.hero-b{aspect-ratio:1200/457}
.banner.block{aspect-ratio:1200/180;margin-top:45px}
.banner .script{font-family:var(--font-display);font-style:italic;font-weight:500;font-size:clamp(28px,5vw,60px);text-shadow:2px 2px 0 var(--banner-shadow)}
.banner .hero-title{font-family:var(--font-display);font-style:italic;font-size:clamp(30px,6vw,72px);font-weight:500;text-align:center;line-height:1.1}
.banner .hero-title small{display:block;font-family:var(--font);font-style:normal;font-size:.24em;font-weight:600;margin-top:16px;letter-spacing:.3em;text-transform:uppercase}
.banner::before{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 12% 30%,rgba(255,255,255,.12) 0 60px,transparent 61px),
  radial-gradient(circle at 88% 70%,rgba(255,255,255,.1) 0 40px,transparent 41px),
  linear-gradient(135deg,rgba(255,255,255,.14) 0 6%,transparent 6%)}

/* Section title */
.section-title{font-family:var(--font-display);font-style:italic;font-size:34px;font-weight:500;line-height:1.2;text-align:center;margin:60px 0 30px}
.live{display:flex;justify-content:space-around;margin-bottom:30px}
.live a{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:14px;font-weight:700}
.live .ava{width:56px;height:56px;border-radius:50%;border:2px solid var(--sale-badge);display:grid;place-items:center;background:var(--surface-control);color:var(--sale-badge);font-weight:700;font-size:12px}
.live .tag{background:var(--sale-badge);color:#fff;font-size:10px;padding:0 6px;border-radius:2px;margin-top:-14px}

/* Tabs */
.tabs{display:flex;justify-content:center;gap:32px;margin:30px 0;overflow-x:auto;scrollbar-width:none}
.tabs button{background:none;border:0;padding:4px 0;font-size:18px;color:var(--text-tab-inactive);border-bottom:2px solid transparent;white-space:nowrap}
.tabs button[aria-selected=true]{color:var(--text-primary);border-color:var(--text-primary)}

/* Product grid */
.grid{display:grid;grid-template-columns:repeat(5,1fr);gap:40px var(--gap)}
.card .thumb{display:block;aspect-ratio:2/3;position:relative;overflow:hidden;background:var(--surface-muted)}
.card .thumb .img{position:absolute;inset:0;transition:opacity .35s,transform .5s}
.card .thumb .img.alt{opacity:0}
.card:hover .thumb .img.alt{opacity:1}
.card:hover .thumb .img{transform:scale(1.03)}
.card .quick{position:absolute;left:10px;right:10px;bottom:10px;background:var(--primary);color:#fff;border:0;border-radius:var(--r-sm);padding:8px;opacity:0;transform:translateY(8px);transition:.25s}
.card:hover .quick,.card .quick:focus{opacity:1;transform:none}
.card h3{font-size:16px;font-weight:400;line-height:1.4;margin:12px 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
.price{color:var(--price);font-weight:700}
.price-row{display:flex;align-items:center;gap:8px;font-size:14px;margin-top:2px}
.compare{color:var(--text-secondary);text-decoration:line-through}
.badge{background:var(--sale-badge);color:#fff;font-size:12px;font-weight:500;padding:2px 6px;border-radius:var(--r-pill)}
.swatches{display:flex;gap:10px;margin-top:10px}
.swatches button{width:24px;height:24px;border-radius:50%;border:1px solid transparent;padding:2px;background-clip:content-box}
.swatches button[aria-pressed=true]{border-color:var(--primary)}
.more{text-align:center;margin-top:30px}
.btn-outline{display:inline-flex;align-items:center;gap:8px;border:1.5px solid var(--primary);border-radius:var(--r-pill);padding:10px 20px;background:#fff;color:var(--primary);transition:.2s}
.btn-outline:hover{background:var(--primary);color:#fff}

/* Service strip */
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);margin-top:60px;padding:30px;background:var(--surface-control);border-radius:var(--r-md)}
.services div{text-align:center;color:var(--accent-text);font-weight:600}
.services svg{width:56px;height:56px;margin:0 auto 8px;display:block}

/* Carousel */
.carousel{position:relative;max-width:800px;margin:60px auto 0;overflow:hidden}
.slides{display:flex;transition:transform .5s}
.slide{min-width:100%;aspect-ratio:800/460;display:grid;place-items:center;font-size:28px;letter-spacing:.05em;color:var(--text-primary);font-family:var(--font-display);font-style:italic;font-weight:500}
.car-btn{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:1px solid var(--surface-control);background:var(--surface-control);font-size:20px}
.car-btn.prev{left:10px}.car-btn.next{right:10px}
.dots{position:absolute;bottom:14px;left:0;right:0;display:flex;justify-content:center;gap:6px}
.dots button{width:8px;height:4px;border:0;border-radius:2px;background:rgba(0,0,0,.25);padding:0}
.dots button[aria-current=true]{width:16px;background:var(--primary)}

/* Blog */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);margin-top:45px}
.block-head{background:var(--block-header-bg);color:var(--on-dark);font-family:var(--font-display);font-style:italic;font-weight:500;font-size:22px;padding:6px 10px;border-radius:var(--r-md) var(--r-md) 0 0;margin:0 0 15px}
.post{display:grid;grid-template-columns:190px 1fr;gap:16px;margin-bottom:12px}
.post .pimg{aspect-ratio:190/160;border-radius:var(--r-md)}
.post .pimg .mark svg{width:72px;height:73px;display:block}
.post h3{font-size:14px;font-weight:700;line-height:1.3;margin:0 0 6px}
.post time{color:var(--text-secondary);font-size:15px}
.post p{font-size:14px;font-weight:300;margin:8px 0 0}

/* Footer */
footer{background:var(--footer-bg);color:var(--on-dark);margin-top:30px;padding:60px 0 40px}
.fgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
footer h4{text-transform:uppercase;font-size:16px;margin:0 0 18px}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin-bottom:10px}
footer a:hover{color:var(--brand-gold)}
.nl{display:flex;background:#fff;border-radius:var(--r-pill);padding:3px 3px 3px 15px;border:1px solid var(--border-strong)}
.nl input{flex:1;border:0;font:inherit;font-size:14px;min-width:0;outline:none}
.nl button{background:var(--primary);color:#fff;border:2px solid #fff;border-radius:var(--r-pill);padding:6px 18px}
.social{display:flex;gap:16px;margin-top:20px}
.social a{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:13px}
.pay{display:flex;gap:8px;margin-top:30px;flex-wrap:wrap}
.pay span{background:#fff;color:#1A1F71;font-weight:700;font-size:12px;padding:6px 10px;border-radius:4px}

/* Floating contact */
.float{position:fixed;right:12px;bottom:100px;display:flex;flex-direction:column;gap:6px;z-index:30}
.float a,.float button{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;color:#fff;border:0;font-weight:700;font-size:11px;box-shadow:0 2px 6px rgba(0,0,0,.2)}
.to-top{background:var(--buy-now);opacity:0;pointer-events:none;transition:.2s}
.to-top.show{opacity:1;pointer-events:auto}

/* Cart drawer */
.drawer{position:fixed;inset:0 0 0 auto;width:min(380px,100%);background:#fff;z-index:50;transform:translateX(100%);transition:.3s;display:flex;flex-direction:column;box-shadow:var(--shadow-header)}
.drawer.open{transform:none}
.drawer header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border);position:static}
.drawer .items{flex:1;overflow:auto;padding:10px 20px}
.drawer .line{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}
.drawer .line .img{width:60px;aspect-ratio:2/3;flex:none}
.drawer footer{background:#fff;color:var(--text-primary);margin:0;padding:16px 20px;border-top:1px solid var(--border)}
.btn-buy{width:100%;background:var(--buy-now);color:#fff;border:0;border-radius:var(--r-pill);padding:12px;font-weight:700;margin-top:10px}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:40;display:none}
.scrim.open{display:block}
.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);background:var(--primary);color:#fff;padding:10px 18px;border-radius:var(--r-sm);opacity:0;transition:.25s;z-index:60}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* Mobile menu */
.mnav{position:fixed;inset:0 auto 0 0;width:min(300px,85%);background:#fff;z-index:50;transform:translateX(-100%);transition:.3s;padding:20px}
.mnav.open{transform:none}
.mnav a{display:block;padding:12px 0;border-bottom:1px solid var(--border)}

.theme-sw{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:22px;font-size:13px}
.theme-sw button{background:transparent;color:var(--on-dark);border:1px solid var(--on-dark);border-radius:var(--r-pill);padding:6px 12px;font-size:13px;min-height:32px}
.theme-sw button[aria-pressed=true]{background:var(--on-dark);color:var(--footer-bg)}
/* ===================== Thành phần dùng chung cho các trang ===================== */
.crumb{background:var(--surface-muted);font-size:14px;padding:10px 0;color:var(--text-secondary)}
.crumb a{color:var(--accent-text)} .crumb a:hover{text-decoration:underline}
.crumb .sep{margin:0 6px;opacity:.6}
.page{padding-top:30px;padding-bottom:10px}  /* chỉ trên/dưới – giữ khoảng đệm 2 bên của .container */
.page-title{font-family:var(--font-display);font-style:italic;font-weight:500;font-size:36px;line-height:1.2;margin:0 0 24px}
.sub-title{font-size:18px;font-weight:600;margin:0 0 14px}
.muted{color:var(--text-secondary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 26px;border-radius:var(--r-pill);border:1.5px solid var(--buy-now);background:var(--buy-now);color:#fff;font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:15px;transition:filter .2s}
.btn:hover{filter:brightness(.92)}
.btn.ghost{background:#fff;color:var(--buy-now)}
.btn.block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.link{color:var(--accent-text);text-decoration:underline;background:none;border:0;padding:0}
.card-box{background:#fff;border:1px solid var(--border);border-radius:var(--r-md);padding:24px}
.empty{text-align:center;padding:50px 20px}
.empty .mark svg{width:96px;height:98px;margin:0 auto 14px;display:block}

/* Form */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:14px;font-weight:600}
.field input,.field select,.field textarea{font:inherit;font-size:15px;color:var(--text-primary);border:1px solid var(--border-strong);border-radius:var(--r-sm);padding:11px 14px;background:#fff;min-height:46px}
.field textarea{min-height:90px;resize:vertical}
.field .err{font-size:13px;color:var(--price);min-height:0}
.field.invalid input,.field.invalid select{border-color:var(--price);box-shadow:0 0 0 1px var(--price)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.opt{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--border);border-radius:var(--r-md);padding:14px;margin-bottom:10px;cursor:pointer;background:#fff}
.opt input{margin-top:4px;accent-color:var(--buy-now);width:18px;height:18px;flex:none}
.opt:has(input:checked){border-color:var(--buy-now);box-shadow:0 0 0 1px var(--buy-now)}
.opt:has(input:disabled){opacity:.5;cursor:not-allowed}
.opt .grow{flex:1} .opt small{display:block;color:var(--text-secondary);font-size:13px}

/* Ảnh giữ chỗ sản phẩm (thay bằng ảnh thật trong data.js → images) */
.ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;background:color-mix(in srgb,var(--c) 12%,#fff)}
.ph svg{width:62%;height:auto;max-height:82%}
.ph .cap{position:absolute;left:10px;bottom:10px;font-size:12px;background:rgba(255,255,255,.85);color:#5B1F2A;padding:2px 8px;border-radius:var(--r-pill)}
.ph-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* Danh mục */
.coupon{display:flex;gap:16px;align-items:center;max-width:460px;margin:0 auto 30px;border:1px dashed var(--buy-now);border-radius:var(--r-md);padding:14px 18px;background:var(--surface-muted)}
.coupon b{color:var(--buy-now);font-size:17px}
.coupon .btn{min-height:36px;padding:6px 16px;font-size:13px}
.coll{display:grid;grid-template-columns:240px 1fr;gap:40px;align-items:start}
.coll-head{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.coll-head .page-title{margin:0}
.sort{display:flex;align-items:center;gap:8px;font-size:15px}
.sort select{font:inherit;border:1px solid var(--border-strong);border-radius:var(--r-sm);padding:8px 10px;min-height:42px;background:#fff;color:var(--text-primary)}
.filters h3{font-size:15px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin:0 0 12px}
.filters section{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--border)}
.filters label{display:flex;align-items:center;gap:10px;padding:5px 0;font-size:15px;cursor:pointer}
.filters input{width:18px;height:18px;accent-color:var(--buy-now)}
.filters .cats a{display:block;padding:5px 0}
.filters .cats a[aria-current=page]{color:var(--accent-text);font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{border:1px solid var(--border-strong);border-radius:var(--r-sm);padding:4px 10px;min-width:44px;justify-content:center}
.chips label:has(input:checked){background:var(--primary);color:#fff}
.chips input{position:absolute;opacity:0;pointer-events:none}
.filter-toggle{display:none}
.coll .grid{grid-template-columns:repeat(4,1fr)}
.result-count{font-size:14px;color:var(--text-secondary);margin:-12px 0 20px}

/* Trang sản phẩm */
.pdp{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:start}
.gallery{display:grid;grid-template-columns:76px minmax(0,1fr);gap:14px}
.thumbs{display:flex;flex-direction:column;gap:10px}
.thumbs button{position:relative;aspect-ratio:2/3;border:1.5px solid transparent;border-radius:var(--r-sm);overflow:hidden;padding:0;background:none}
.thumbs button[aria-current=true]{border-color:var(--primary)}
.thumbs .ph svg{width:70%} .thumbs .ph .cap{display:none}
.stage{position:relative;aspect-ratio:2/3;border-radius:var(--r-md);overflow:hidden;background:var(--surface-muted);cursor:zoom-in;touch-action:pan-y}
.stage .nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.9);color:var(--text-primary);display:grid;place-items:center;z-index:2;font-size:20px}
.stage .nav.prev{left:10px}.stage .nav.next{right:10px}
.stage .count{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.55);color:#fff;font-size:12px;padding:2px 10px;border-radius:var(--r-pill);z-index:2}
.pdp h1{font-size:28px;font-weight:500;line-height:1.3;margin:0 0 8px}
.pdp .code{font-size:14px;color:var(--text-secondary);margin-bottom:14px}
.pdp .pp{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.pdp .pp .price{font-size:26px}
.pdp .save{font-size:14px;margin:4px 0 18px}
.promo{border:1.5px dashed var(--price);border-radius:var(--r-md);padding:18px 18px 8px;position:relative;margin:26px 0 22px}
.promo h3{position:absolute;top:-12px;left:14px;background:#fff;padding:0 8px;margin:0;font-size:14px;font-weight:600;color:var(--price);display:flex;align-items:center;gap:6px}
.promo ul{margin:0;padding-left:18px;font-size:14px} .promo li{margin-bottom:8px}
.opt-row{margin-bottom:20px}
.opt-row .lbl{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;font-size:15px}
.opt-row .lbl b{font-weight:600}
.color-btns{display:flex;flex-wrap:wrap;gap:12px}
.color-btns button{width:40px;height:40px;border-radius:50%;padding:3px;border:1.5px solid var(--border);background-clip:content-box}
.color-btns button[aria-pressed=true]{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}
.size-btns{display:flex;flex-wrap:wrap;gap:10px}
.size-btns button{min-width:48px;min-height:44px;padding:0 12px;border:1px solid var(--border-strong);border-radius:var(--r-sm);background:#fff;color:var(--text-primary)}
.size-btns button[aria-pressed=true]{background:var(--primary);color:#fff;border-color:var(--primary)}
.size-btns button:disabled{opacity:.4;text-decoration:line-through;cursor:not-allowed}
.size-warn{color:var(--price);font-size:14px;margin-top:8px;min-height:0}
.buy-row{display:grid;grid-template-columns:140px 1fr;gap:14px;margin:6px 0 14px}
.qty{display:flex;align-items:center;border:1px solid var(--border-strong);border-radius:var(--r-pill);height:46px}
.qty button{width:44px;height:44px;border:0;background:none;color:var(--text-primary);display:grid;place-items:center}
.qty input{width:40px;border:0;text-align:center;font:inherit;font-weight:600;color:var(--text-primary);background:none;-moz-appearance:textfield}
.qty input::-webkit-inner-spin-button{-webkit-appearance:none}
.perks{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0;padding:18px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);font-size:14px}
.perks div{display:flex;gap:8px;align-items:flex-start}
.perks .ic{font-size:22px;color:var(--accent-text)}
details.acc{border-bottom:1px solid var(--border)}
details.acc summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;padding:16px 0;font-size:18px;font-weight:600}
details.acc summary::-webkit-details-marker{display:none}
details.acc[open] summary .ic{transform:rotate(180deg)}
details.acc .body{padding:0 0 18px;font-size:15px}
.share{display:flex;align-items:center;gap:10px;margin-top:18px;font-size:14px}
.related{margin-top:60px}

/* Phóng to ảnh & hộp thoại */
.modal{position:fixed;inset:0;z-index:70;background:rgba(20,10,12,.7);display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-box{background:#fff;border-radius:var(--r-md);max-width:720px;width:100%;max-height:90vh;overflow:auto;padding:28px;position:relative}
.modal-close{position:absolute;top:10px;right:10px;width:44px;height:44px;border:0;background:none;color:var(--text-primary);font-size:24px;display:grid;place-items:center}
.lightbox .modal-box{max-width:min(560px,90vw);padding:0;background:transparent;overflow:visible}
.lightbox .frame{position:relative;aspect-ratio:2/3;border-radius:var(--r-md);overflow:hidden;background:#fff}
.lightbox .modal-close{color:#fff;top:-50px;right:-6px}
table.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th,.tbl td{border:1px solid var(--border);padding:8px 10px;text-align:center}
.tbl th{background:var(--surface-muted)}

/* Giỏ hàng & thanh toán */
.cart-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:40px;align-items:start}
.cline{display:grid;grid-template-columns:90px minmax(0,1fr) auto;gap:16px;padding:18px 0;border-bottom:1px solid var(--border)}
.cline .thumb{position:relative;aspect-ratio:2/3;border-radius:var(--r-sm);overflow:hidden;display:block}
.cline .thumb .ph .cap{display:none}
.cline h3{font-size:16px;font-weight:500;margin:0 0 4px}
.cline .var{font-size:14px;color:var(--text-secondary);margin-bottom:10px}
.cline .right{text-align:right;display:flex;flex-direction:column;justify-content:space-between;align-items:flex-end;gap:10px}
.cline .qty{height:40px}.cline .qty button{width:38px;height:38px}
.summary{position:sticky;top:110px}
.summary .rowx{display:flex;justify-content:space-between;gap:10px;margin:10px 0;font-size:15px}
.summary .total{font-size:20px;font-weight:700;border-top:1px solid var(--border);padding-top:14px;margin-top:14px}
.summary .total .price{font-size:22px}
.coupon-form{display:flex;gap:8px;margin:14px 0 4px}
.coupon-form input{flex:1;min-width:0;font:inherit;border:1px solid var(--border-strong);border-radius:var(--r-sm);padding:10px 12px;text-transform:uppercase}
.coupon-form button{border:0;background:var(--primary);color:#fff;border-radius:var(--r-sm);padding:0 16px;font-weight:600;min-height:44px}
.coupon-msg{font-size:13px;min-height:18px}
.coupon-msg.ok{color:var(--accent-text)} .coupon-msg.bad{color:var(--price)}
.hint-codes{font-size:13px;color:var(--text-secondary)}
.co{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:start}
.co section{margin-bottom:26px}
.mini{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:12px;align-items:center;padding:10px 0;font-size:14px}
.mini .thumb{position:relative;aspect-ratio:2/3;border-radius:var(--r-sm);overflow:hidden}
.mini .thumb .ph .cap{display:none}
.mini .q{position:absolute;top:-1px;right:-1px;background:var(--primary);color:#fff;font-size:12px;min-width:22px;height:22px;border-radius:50%;display:grid;place-items:center;z-index:1}
.bankbox{background:var(--surface-muted);border-radius:var(--r-md);padding:14px 16px;font-size:14px;margin-top:-4px;margin-bottom:10px}
.steps{display:flex;gap:8px;font-size:14px;margin-bottom:20px;flex-wrap:wrap}
.steps span{color:var(--text-secondary)} .steps b{color:var(--accent-text)}

/* Cảm ơn & tra cứu */
.done-head{text-align:center;margin-bottom:28px}
.done-head .ok{width:64px;height:64px;border-radius:50%;background:var(--surface-control);color:var(--accent-text);display:grid;place-items:center;margin:0 auto 14px;font-size:34px}
.kv{display:grid;grid-template-columns:180px 1fr;gap:8px 16px;font-size:15px}
.kv dt{color:var(--text-secondary)} .kv dd{margin:0}
.timeline{list-style:none;padding:0;margin:20px 0 0;border-left:2px solid var(--border);margin-left:8px}
.timeline li{position:relative;padding:0 0 18px 22px}
.timeline li::before{content:"";position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--border)}
.timeline li.on::before{background:var(--buy-now)}
.timeline li.on b{color:var(--accent-text)}
.narrow{max-width:760px;margin:0 auto}

/* Tin tức, tuyển dụng, trang nội dung */
.blog-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start}
.post-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
.post-card .pimg{aspect-ratio:16/10;border-radius:var(--r-md);margin-bottom:12px}
.post-card h3{font-size:18px;font-weight:600;margin:6px 0;line-height:1.35}
.post-card p{font-size:15px;margin:0;color:var(--text-secondary)}
.tag{display:inline-block;font-size:12px;font-weight:600;color:var(--accent-text);text-transform:uppercase;letter-spacing:.06em}
.side h3{font-size:16px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin:0 0 12px;padding-bottom:8px;border-bottom:2px solid var(--primary)}
.side section{margin-bottom:30px}
.side a{display:block;padding:6px 0}
.side a:hover{color:var(--accent-text)}
.prose{font-size:17px;line-height:1.75}
.prose h2{font-size:22px;font-weight:600;margin:28px 0 10px}
.prose p{margin:0 0 14px}
.prose ul{padding-left:22px}
.article-hero{aspect-ratio:16/8;border-radius:var(--r-md);margin:10px 0 26px}
.job{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center;padding:22px 24px;border:1px solid var(--border);border-radius:var(--r-md);margin-bottom:16px;background:#fff}
.job h3{font-size:19px;font-weight:600;margin:0 0 6px}
.job .meta{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:14px;color:var(--text-secondary)}
.job .meta span{display:inline-flex;align-items:center;gap:6px}
.tabs-x{display:flex;gap:6px;border-bottom:1px solid var(--border);margin-bottom:24px}
.tabs-x button{background:none;border:0;padding:12px 18px;font-size:16px;color:var(--text-tab-inactive);border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs-x button[aria-selected=true]{color:var(--text-primary);border-color:var(--primary);font-weight:600}
.notice{background:var(--surface-muted);border-left:3px solid var(--buy-now);padding:12px 16px;border-radius:var(--r-sm);font-size:14px;margin:0 0 20px}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px}
.map-ph{aspect-ratio:4/3;background:var(--surface-muted);border-radius:var(--r-md);display:grid;place-items:center;color:var(--text-secondary)}

@media (max-width:1024px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .coll{grid-template-columns:200px 1fr;gap:24px} .coll .grid{grid-template-columns:repeat(2,1fr)}
  .pdp{gap:28px} .cart-layout,.co{grid-template-columns:1fr} .summary{position:static}
  .blog-layout{grid-template-columns:1fr}
}
@media (max-width:767px){
  .topbar{font-size:12px;height:30px;line-height:30px}
  .topbar button{top:4px;width:22px;height:22px}
  nav.desk,.icons .user{display:none}
  .logo .mark svg{width:42px;height:43px} .logo b{font-size:24px} .logo small{font-size:9px}
  .burger{display:block}
  .hdr{height:70px}
  .section-title{font-size:27.2px;margin:40px 0 20px}
  .grid{grid-template-columns:repeat(2,1fr);gap:24px 15px}
  .tabs{justify-content:flex-start;gap:24px}
  .services{grid-template-columns:repeat(2,1fr);padding:20px}
  .two-col,.fgrid{grid-template-columns:1fr}
  .post{grid-template-columns:120px 1fr}
  body{padding-bottom:54px}
  .float{bottom:70px}
  .page-title{font-size:28px}
  .coll{grid-template-columns:1fr}
  .coll .grid{grid-template-columns:repeat(2,1fr)}
  .filter-toggle{display:inline-flex}
  .filters{display:none} .filters.open{display:block}
  .pdp{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr} .thumbs{flex-direction:row;order:2;overflow-x:auto} .thumbs button{width:64px;flex:none}
  .pdp h1{font-size:22px}
  .buy-row{grid-template-columns:120px 1fr}
  .perks{grid-template-columns:1fr}
  .row2,.contact-grid,.post-list{grid-template-columns:1fr}
  .cline{grid-template-columns:72px minmax(0,1fr)} .cline .right{grid-column:1/-1;flex-direction:row;align-items:center}
  .kv{grid-template-columns:1fr} .kv dt{margin-top:6px}
  .job{grid-template-columns:1fr}
  .coupon{flex-direction:column;text-align:center}
}