:root{
  --do:#a3161b;         /* đỏ truyền thống */
  --do-dam:#7d0f13;
  --vang:#d4a72c;       /* vàng kim */
  --vang-nhat:#f3e2b3;
  --kem:#fbf6ec;        /* nền kem */
  --nau:#5b3a1e;
  --xam:#666;
  --trang:#fff;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',Arial,'Helvetica Neue',sans-serif;
  color:#333;background:var(--kem);line-height:1.5;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 16px}

/* ================= TOP BAR ================= */
.topbar{background:var(--do-dam);color:#f6dede;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:34px}
.topbar a{color:#f6dede}
.topbar .tb-right{display:flex;gap:18px}
.topbar .tb-right a:hover{color:#fff}

/* ================= HEADER ================= */
header{background:var(--do);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.25)}
.head-main{display:flex;align-items:center;gap:24px;height:86px}
.logo{display:flex;flex-direction:column;line-height:1}
.logo .brand{font-family:Georgia,'Times New Roman',serif;font-size:34px;font-weight:800;letter-spacing:2px;color:var(--vang-nhat);text-shadow:1px 1px 0 rgba(0,0,0,.3)}
.logo .sub{font-size:11px;letter-spacing:4px;color:#f3d9d9;margin-top:4px;text-transform:uppercase}

.search{flex:1;max-width:430px;display:flex;background:#fff;border-radius:30px;overflow:hidden}
.search input{flex:1;border:0;padding:11px 18px;font-size:14px;outline:none}
.search button{border:0;background:var(--vang);color:#4a2c00;padding:0 20px;cursor:pointer;font-size:16px}

.head-actions{display:flex;align-items:center;gap:22px;margin-left:auto}
.hotline{display:flex;align-items:center;gap:10px}
.hotline .ico{width:38px;height:38px;border:2px solid var(--vang);border-radius:50%;display:grid;place-items:center;font-size:18px}
.hotline .txt small{display:block;font-size:11px;color:#f3d9d9}
.hotline .txt b{font-size:18px;color:var(--vang-nhat);letter-spacing:.5px}
.cart{position:relative;font-size:24px;cursor:pointer;color:#fff}
.cart .badge{position:absolute;top:-8px;right:-10px;background:var(--vang);color:#4a2c00;font-size:11px;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:grid;place-items:center;padding:0 4px}

/* ================= NAV ================= */
nav{background:var(--do-dam);border-top:1px solid rgba(255,255,255,.12)}
.menu{display:flex;list-style:none;flex-wrap:wrap}
.menu>li{position:relative}
.menu>li>a{display:block;padding:14px 20px;color:#ffeaea;font-weight:600;font-size:14.5px;text-transform:uppercase;letter-spacing:.4px;transition:.2s}
.menu>li:hover>a,.menu>li.active>a{background:var(--do);color:#fff}
.menu>li>a .caret{font-size:10px;margin-left:6px;opacity:.8}
.submenu{position:absolute;top:100%;left:0;min-width:250px;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.2);border-top:3px solid var(--vang);opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s;z-index:60;list-style:none}
.menu>li:hover .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu li a{display:block;padding:11px 18px;color:#444;font-size:14px;border-bottom:1px solid #f0eadf}
.submenu li a:hover{background:var(--kem);color:var(--do);padding-left:24px}

/* ================= HERO ================= */
.hero{position:relative;overflow:hidden}
.hero-inner{
  height:380px;background:
    radial-gradient(circle at 78% 42%, rgba(255,215,120,.35), transparent 46%),
    linear-gradient(135deg,#8f1216 0%,#a3161b 45%,#c23d20 100%);
  display:flex;align-items:center;color:#fff;position:relative
}
.hero-inner::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 46%,#ffe9a8 0 78px,#f6c455 79px 100px,transparent 101px);opacity:.9}
.hero-text{position:relative;z-index:2;max-width:560px;padding-left:10px}
.hero-text .eyebrow{display:inline-block;background:rgba(0,0,0,.22);border:1px solid var(--vang);color:var(--vang-nhat);padding:5px 16px;border-radius:30px;font-size:12px;letter-spacing:3px;text-transform:uppercase;margin-bottom:18px}
.hero-text h1{font-family:Georgia,serif;font-size:46px;line-height:1.15;margin-bottom:14px;text-shadow:2px 2px 4px rgba(0,0,0,.35)}
.hero-text h1 span{color:var(--vang-nhat)}
.hero-text p{font-size:16px;max-width:440px;color:#ffe7e7;margin-bottom:24px}
.btn-hero{display:inline-block;background:var(--vang);color:#5a3600;padding:13px 34px;border-radius:30px;font-weight:700;letter-spacing:.5px;transition:.2s}
.btn-hero:hover{background:#fff;transform:translateY(-2px)}

/* ================= SECTIONS ================= */
.cat{padding:44px 0 10px}
.cat-head{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:30px}
.cat-head::before,.cat-head::after{content:"";height:2px;width:70px;background:linear-gradient(90deg,transparent,var(--vang))}
.cat-head::after{background:linear-gradient(90deg,var(--vang),transparent)}
.cat-head h2{font-family:Georgia,serif;font-size:30px;color:var(--do);text-transform:uppercase;letter-spacing:1px;position:relative}
.cat-head h2 a{color:var(--do)}

.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

.card{background:#fff;border:1px solid #eee;border-radius:12px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:0 14px 30px rgba(163,22,27,.16);border-color:var(--vang)}
.card .thumb{aspect-ratio:1/1;background:linear-gradient(160deg,#fdf3dc,#f6e4bd);display:grid;place-items:center;position:relative;overflow:hidden}
.card .thumb svg,.card .thumb .svg-fallback{width:78%;height:78%;transition:.4s}
.card:hover .thumb svg{transform:scale(1.06) rotate(-2deg)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .thumb img{transform:scale(1.06)}
.card .badge-new{position:absolute;top:10px;left:10px;background:var(--do);color:#fff;font-size:11px;padding:4px 10px;border-radius:20px;letter-spacing:.5px}
.card .body{padding:16px 16px 18px;text-align:center;display:flex;flex-direction:column;flex:1}
.card .name{font-weight:700;font-size:15.5px;color:#3a2412;min-height:44px;display:flex;align-items:center;justify-content:center}
.card .name:hover{color:var(--do)}
.card .price{margin:8px 0 14px;color:var(--xam);font-size:14px}
.card .price b{color:var(--do);font-size:19px}
.card .btn-lh{margin-top:auto;background:var(--do);color:#fff;padding:10px;border-radius:30px;font-weight:600;letter-spacing:.5px;transition:.2s;display:block;border:0;cursor:pointer;font-size:14px;width:100%}
.card .btn-lh:hover{background:var(--vang);color:#5a3600}

.empty{grid-column:1/-1;text-align:center;color:#b08c5a;padding:26px;border:2px dashed var(--vang-nhat);border-radius:12px;background:#fff}

.view-all{text-align:center;margin:26px 0 4px}
.view-all a{display:inline-block;border:2px solid var(--do);color:var(--do);padding:10px 34px;border-radius:30px;font-weight:600;transition:.2s}
.view-all a:hover{background:var(--do);color:#fff}

/* divider ornament */
.lantern-row{display:flex;justify-content:center;gap:26px;padding:34px 0 6px;font-size:26px;opacity:.85}

/* ================= BREADCRUMB + PAGE ================= */
.breadcrumb{background:#f4ead3;border-bottom:1px solid #ecdcb8}
.breadcrumb .container{display:flex;gap:8px;flex-wrap:wrap;padding:12px 16px;font-size:13.5px;color:#8a6d3b}
.breadcrumb a{color:#a3161b}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb .sep{opacity:.6}

.page-head{text-align:center;padding:34px 0 6px}
.page-head h1{font-family:Georgia,serif;font-size:30px;color:var(--do);text-transform:uppercase;letter-spacing:1px}
.page-head p{color:#8a6d3b;margin-top:8px;font-size:15px}

/* Trang nội dung dạng bài viết / chính sách */
.prose{background:#fff;border:1px solid #eee;border-radius:14px;padding:34px 40px;margin:24px 0 40px;box-shadow:0 6px 20px rgba(0,0,0,.04)}
.prose h2{font-family:Georgia,serif;color:var(--do);font-size:22px;margin:26px 0 12px}
.prose h2:first-child{margin-top:0}
.prose h3{color:var(--do-dam);font-size:17px;margin:20px 0 8px}
.prose p{margin:0 0 14px;color:#443}
.prose ul,.prose ol{margin:0 0 14px 22px}
.prose li{margin-bottom:8px;color:#443}
.prose strong{color:var(--do-dam)}
.prose .lead{font-size:17px;color:#5b3a1e;background:#fbf3e0;border-left:4px solid var(--vang);padding:14px 18px;border-radius:0 8px 8px 0;margin-bottom:22px}
.prose table{width:100%;border-collapse:collapse;margin:0 0 18px}
.prose th,.prose td{border:1px solid #ecdcb8;padding:10px 12px;text-align:left;font-size:14.5px}
.prose th{background:#f4ead3;color:var(--do-dam)}

/* ================= CHI TIẾT SẢN PHẨM ================= */
.detail{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:28px 0 10px}
.detail .media{background:linear-gradient(160deg,#fdf3dc,#f6e4bd);border-radius:16px;border:1px solid #eee;display:grid;place-items:center;padding:30px;position:relative}
.detail .media svg,.detail .media .svg-fallback{width:80%;max-width:360px}
.detail .media img{width:100%;max-width:420px;border-radius:12px;object-fit:cover;box-shadow:0 8px 22px rgba(0,0,0,.12)}
.detail .media .badge-new{position:absolute;top:16px;left:16px;background:var(--do);color:#fff;font-size:12px;padding:5px 12px;border-radius:20px}
.detail .info h1{font-family:Georgia,serif;font-size:30px;color:#3a2412;margin-bottom:10px}
.detail .info .price{font-size:15px;color:var(--xam);margin:14px 0}
.detail .info .price b{color:var(--do);font-size:30px}
.detail .info .meta{list-style:none;margin:18px 0;border-top:1px dashed #e2d2ac;border-bottom:1px dashed #e2d2ac;padding:16px 0}
.detail .info .meta li{padding:5px 0;color:#5b3a1e}
.detail .info .meta b{color:#3a2412}
.detail .desc{color:#4a4038;margin:16px 0 22px}
.qty{display:inline-flex;align-items:center;border:1px solid #d9c79a;border-radius:30px;overflow:hidden;margin-right:14px;vertical-align:middle}
.qty button{border:0;background:#f4ead3;width:38px;height:44px;font-size:20px;cursor:pointer;color:var(--do-dam)}
.qty input{width:48px;height:44px;border:0;text-align:center;font-size:16px;outline:none}
.detail-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:8px}
.btn-add{background:var(--do);color:#fff;border:0;padding:13px 30px;border-radius:30px;font-weight:700;font-size:15px;cursor:pointer;transition:.2s}
.btn-add:hover{background:var(--do-dam)}
.btn-buy{background:var(--vang);color:#5a3600;border:0;padding:13px 30px;border-radius:30px;font-weight:700;font-size:15px;cursor:pointer;transition:.2s}
.btn-buy:hover{background:#e9bd44}
.btn-outline{border:2px solid var(--do);color:var(--do);padding:11px 26px;border-radius:30px;font-weight:600;display:inline-block}
.btn-outline:hover{background:var(--do);color:#fff}

/* ================= GIỎ HÀNG ================= */
.cart-wrap{display:grid;grid-template-columns:1.7fr 1fr;gap:30px;margin:24px 0 40px;align-items:start}
.cart-table{background:#fff;border:1px solid #eee;border-radius:14px;overflow:hidden}
.cart-table table{width:100%;border-collapse:collapse}
.cart-table th{background:#f4ead3;color:var(--do-dam);text-align:left;padding:14px 16px;font-size:13px;text-transform:uppercase;letter-spacing:.4px}
.cart-table td{padding:14px 16px;border-top:1px solid #f0eadf;vertical-align:middle}
.cart-item{display:flex;align-items:center;gap:14px}
.cart-item .mini{width:56px;height:56px;border-radius:10px;background:linear-gradient(160deg,#fdf3dc,#f6e4bd);display:grid;place-items:center;flex-shrink:0}
.cart-item .mini svg,.cart-item .mini .svg-fallback{width:80%}
.cart-item .mini img{width:100%;height:100%;object-fit:cover;border-radius:10px}
.cart-item .nm{font-weight:600;color:#3a2412}
.cart-item .nm small{display:block;color:#999;font-weight:400;font-size:12px}
.cart-remove{border:0;background:none;color:#b23;cursor:pointer;font-size:18px}
.cart-summary{background:#fff;border:1px solid #eee;border-radius:14px;padding:24px;position:sticky;top:120px}
.cart-summary h3{font-family:Georgia,serif;color:var(--do);margin-bottom:16px;font-size:20px}
.sum-row{display:flex;justify-content:space-between;padding:9px 0;color:#5b3a1e}
.sum-total{display:flex;justify-content:space-between;padding:14px 0 4px;border-top:1px dashed #e2d2ac;margin-top:8px;font-size:19px}
.sum-total b{color:var(--do)}
.cart-summary .btn-buy{width:100%;margin-top:16px}
.cart-note{font-size:12.5px;color:#999;margin-top:12px;text-align:center}
.cart-empty{background:#fff;border:2px dashed var(--vang-nhat);border-radius:14px;text-align:center;padding:60px 20px;color:#b08c5a;grid-column:1/-1}
.cart-empty .em{font-size:52px;margin-bottom:12px}

/* Tin tức */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:24px 0 40px}
.news-card{background:#fff;border:1px solid #eee;border-radius:12px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-5px);box-shadow:0 14px 30px rgba(163,22,27,.14);border-color:var(--vang)}
.news-card .np{height:150px;background:linear-gradient(135deg,#a3161b,#c23d20);display:grid;place-items:center;font-size:44px}
.news-card .nb{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.news-card .nd{font-size:12px;color:#b08c5a;margin-bottom:6px}
.news-card h3{color:#3a2412;font-size:16px;margin-bottom:8px;line-height:1.35}
.news-card h3:hover{color:var(--do)}
.news-card p{font-size:13.5px;color:#666;flex:1}
.news-card .more{margin-top:12px;color:var(--do);font-weight:600;font-size:13.5px}

/* toast thông báo thêm giỏ */
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(30px);background:#2b2b2b;color:#fff;padding:13px 22px;border-radius:30px;font-size:14px;z-index:200;opacity:0;transition:.3s;box-shadow:0 8px 24px rgba(0,0,0,.3);pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast b{color:var(--vang-nhat)}

/* ================= FOOTER ================= */
footer{background:var(--do-dam);color:#f0dede;margin-top:50px;padding-top:44px}
.foot-brand{text-align:center;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.12)}
.foot-brand h3{font-family:Georgia,serif;color:var(--vang-nhat);font-size:26px;letter-spacing:1px;margin-bottom:14px}
.foot-brand p{font-size:14px;color:#f0dede;margin:3px 0}
.foot-brand .lic{margin-top:16px;font-size:13px;color:#d9b9b9;line-height:1.8}

.foot-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px;padding:36px 0}
.foot-cols h4{color:var(--vang);font-size:16px;margin-bottom:16px;text-transform:uppercase;letter-spacing:.5px;border-left:3px solid var(--vang);padding-left:10px}
.foot-cols ul{list-style:none}
.foot-cols ul li{margin-bottom:9px}
.foot-cols ul li a{font-size:14px;color:#eecfcf;transition:.2s}
.foot-cols ul li a:hover{color:#fff;padding-left:5px}
.foot-map iframe{width:100%;height:190px;border:0;border-radius:10px;filter:grayscale(.15)}
.badge-bct{margin-top:14px}
.badge-bct img{height:44px;border-radius:4px}

.foot-contact{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px}
.foot-contact a{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:8px 16px;border-radius:30px;font-size:14px;color:#ffeaea}
.foot-contact a:hover{background:var(--vang);color:#5a3600;border-color:var(--vang)}

.copyright{border-top:1px solid rgba(255,255,255,.12);text-align:center;padding:18px;font-size:13px;color:#d9b9b9}

/* floating phone */
.float-call{position:fixed;bottom:22px;right:22px;z-index:80;display:flex;flex-direction:column;gap:12px}
.float-call a{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;font-size:24px;color:#fff;box-shadow:0 6px 16px rgba(0,0,0,.3);animation:pulse 2s infinite}
.float-call .ph{background:#25a244}
.float-call .fb{background:#1877f2;animation:none}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,162,68,.6)}70%{box-shadow:0 0 0 14px rgba(37,162,68,0)}100%{box-shadow:0 0 0 0 rgba(37,162,68,0)}}

/* ============ RESPONSIVE ============ */
@media(max-width:980px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .foot-cols{grid-template-columns:1fr 1fr}
  .search{max-width:280px}
  .detail{grid-template-columns:1fr;gap:24px}
  .cart-wrap{grid-template-columns:1fr}
  .cart-summary{position:static}
}
@media(max-width:760px){
  .head-main{flex-wrap:wrap;height:auto;padding:14px 0;gap:14px}
  .search{order:3;max-width:100%;flex-basis:100%}
  .hotline .txt{display:none}
  .grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .hero-inner{height:300px}
  .hero-text h1{font-size:32px}
  .menu{overflow-x:auto;flex-wrap:nowrap}
  .menu>li>a{white-space:nowrap;padding:12px 15px}
  .menu>li{position:static}
  .submenu{position:static;opacity:1;visibility:visible;transform:none;display:none;box-shadow:none;min-width:0}
  .foot-cols{grid-template-columns:1fr}
  .prose{padding:24px 20px}
}
@media(max-width:460px){
  .grid{grid-template-columns:1fr 1fr;gap:14px}
  .logo .brand{font-size:26px}
  .cat-head h2,.page-head h1{font-size:22px}
}