/* =========================================================
   1300'S COFFEE — giao diện bán hàng
   Phong cách: sang trọng, di sản, tông espresso – kem – vàng đồng
   ========================================================= */
:root{
  --ink:#1b130e; --ink-2:#2a1d15; --ink-3:#3a2a1f;
  --cream:#f5eee2; --paper:#fbf8f2; --white:#fff;
  --gold:#b48a4a; --gold-2:#c9a063; --gold-3:#e3cfa6;
  --red:#8e2a1e; --green:#24513a;
  --line:#e5d9c5; --line-dark:rgba(227,207,166,.18);
  --text:#2a1d15; --muted:#7b6a58;
  --serif:"Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans:"Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --radius:2px; --wrap:1240px;
  --shadow:0 18px 40px -22px rgba(27,19,14,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.65;font-weight:400;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.15;margin:0 0 .5em;letter-spacing:.01em}
p{margin:0 0 1em}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.container.narrow{max-width:820px}
.center{text-align:center}
.muted{color:var(--muted)} .small{font-size:13px}
.mt-1{margin-top:8px}.mt-2{margin-top:24px}.pt-0{padding-top:0!important}
.sr-only,.hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:6px 0}
.grow{flex:1}

/* ---------- Chữ ---------- */
.eyebrow{display:inline-block;font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:10px}
.eyebrow.light{color:var(--gold-2)}
.lead{font-size:17px;color:var(--muted);max-width:640px}
.lead.light{color:rgba(245,238,226,.72)}
.center .lead{margin-left:auto;margin-right:auto}
.h-display{font-size:clamp(32px,5vw,52px);text-transform:uppercase;letter-spacing:.06em}

/* ---------- Nút ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border:1px solid transparent;border-radius:var(--radius);font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;transition:.25s ease;white-space:nowrap;line-height:1.2}
.btn-sm{padding:10px 14px;font-size:10.5px;letter-spacing:.14em}
.btn-block{width:100%;margin-top:10px}
.btn-dark{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.btn-dark:hover{background:var(--gold);border-color:var(--gold);color:var(--ink)}
.btn-gold{background:var(--gold-2);color:var(--ink);border-color:var(--gold-2)}
.btn-gold:hover{background:var(--gold-3);border-color:var(--gold-3)}
.btn-line{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--cream)}
.btn-ghost-light{background:transparent;color:var(--cream);border-color:rgba(245,238,226,.5)}
.btn-ghost-light:hover{border-color:var(--gold-2);color:var(--gold-2)}
.btn[disabled]{opacity:.6;pointer-events:none}
.link-arrow{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);border-bottom:1px solid var(--gold);padding-bottom:3px;white-space:nowrap}
.link-arrow.light{color:var(--cream)}
.link-arrow:hover{color:var(--gold)}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;background:none;border:0;color:inherit;position:relative;border-radius:50%}
.icon-btn:hover{color:var(--gold)}

/* ---------- Thông báo ---------- */
.announce{background:var(--ink);color:var(--gold-3);text-align:center;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;padding:9px 16px}
.notice{padding:12px 16px;border-left:3px solid var(--gold);background:var(--cream);margin:16px 0;font-size:14px}
.notice-error{border-color:var(--red);background:#f8e8e4;color:#6e2016}
.notice-success{border-color:var(--green);background:#e6f0e9;color:#1c4630}

/* ---------- Header ---------- */
.site-header{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;transition:box-shadow .3s}
.site-header.is-scrolled{box-shadow:0 8px 24px -16px rgba(27,19,14,.35)}
.header-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:84px;gap:16px}
.header-search{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--line);max-width:240px;padding:4px 0;color:var(--muted)}
.header-search input{border:0;background:none;outline:0;width:100%;font-size:13px;color:var(--text)}
.header-actions{display:flex;justify-content:flex-end;gap:4px}
.menu-toggle{display:none}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1;color:var(--ink)}
.brand img{max-height:56px;width:auto}
.logo-svg{display:block;height:54px;width:auto;color:var(--ink)}
.brand.small .logo-svg{height:34px}
.brand.light .logo-svg{color:var(--cream);height:64px}
.brand-mark{font-family:var(--serif);font-weight:700;font-size:38px;letter-spacing:.04em}
.brand-mark.small{font-size:26px}
.brand-mark .apos{color:var(--gold)}
.brand-sub{font-size:10px;letter-spacing:.62em;text-transform:uppercase;margin-top:4px;padding-left:.62em;color:var(--muted)}
.brand.light{color:var(--cream);align-items:flex-start}
.brand.light .brand-sub{color:var(--gold-2);padding-left:0}
.cart-count{position:absolute;top:4px;right:2px;min-width:18px;height:18px;border-radius:9px;background:var(--gold);color:var(--ink);font-size:10.5px;font-weight:700;display:flex;align-items:center;justify-content:center;padding:0 5px}
.cart-count:empty{display:none}
.cart-count.bump{animation:bump .4s ease}
@keyframes bump{50%{transform:scale(1.4)}}

.main-nav{border-top:1px solid var(--line)}
.main-nav ul{list-style:none;margin:0 auto;padding:0 24px;display:flex;justify-content:center;flex-wrap:wrap;gap:4px 34px;max-width:var(--wrap)}
.main-nav li{position:relative}
.main-nav a{display:block;padding:14px 0;font-size:11.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2);position:relative}
.main-nav > ul > li > a::after{content:"";position:absolute;left:0;right:0;bottom:8px;height:1px;background:var(--gold);transform:scaleX(0);transition:transform .3s}
.main-nav > ul > li > a:hover::after,.main-nav > ul > li > a.active::after{transform:scaleX(1)}
.main-nav .nav-cat{display:none}
.main-nav .sub{position:absolute;left:50%;top:100%;transform:translate(-50%,8px);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);min-width:340px;padding:10px;opacity:0;visibility:hidden;transition:.25s}
.main-nav .has-sub:hover .sub,.main-nav .has-sub:focus-within .sub{opacity:1;visibility:visible;transform:translate(-50%,0)}
.main-nav .sub a{letter-spacing:.04em;text-transform:none;padding:10px 12px;font-size:14px}
.main-nav .sub a:hover{background:var(--cream)}
.main-nav .sub strong{display:block;font-weight:500}
.main-nav .sub small{color:var(--muted);font-size:12px}
.nav-head,.nav-foot,.show-sm{display:none}
.overlay{position:fixed;inset:0;background:rgba(27,19,14,.5);opacity:0;visibility:hidden;transition:.3s;z-index:90}
.overlay.is-open{opacity:1;visibility:visible}

/* ---------- Dải hoa văn thổ cẩm ---------- */
.pattern-band{height:14px;background:url("../img/pattern.svg") repeat-x center/28px 14px;border-top:2px solid var(--gold-2);border-bottom:2px solid var(--gold-2)}

/* ---------- Hero ---------- */
.hero{background:radial-gradient(1200px 500px at 85% 20%,#3a281b 0%,transparent 60%),var(--ink);color:var(--cream);padding:72px 0 80px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(40px,6vw,76px);text-transform:uppercase;letter-spacing:.04em;font-weight:600;line-height:1.02;margin-bottom:22px}
.hero p{font-size:17px;color:rgba(245,238,226,.75);max-width:520px;font-weight:300}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-media{position:relative}
.hero-media .frame{border:1px solid var(--gold);padding:14px;position:relative}
.hero-media .frame::before{content:"";position:absolute;inset:-8px;border:1px solid var(--line-dark);pointer-events:none}
.hero-media img{width:100%;aspect-ratio:1;object-fit:cover}
.altitude{position:absolute;left:-36px;bottom:-30px;background:var(--gold-2);color:var(--ink);padding:16px 22px;font-family:var(--serif);line-height:1}
.altitude span{font-size:46px;font-weight:700;display:block;letter-spacing:.02em}
.altitude small{font-family:var(--sans);font-size:10px;letter-spacing:.18em;text-transform:uppercase}
.hero-sm{padding:72px 0}
.hero-sm h1{font-size:clamp(36px,5vw,60px)}
.hero-sm p{margin:0 auto}

/* ---------- Section ---------- */
.section{padding:88px 0}
.section-paper{background:var(--cream)}
.section-dark{background:var(--ink);color:var(--cream)}
.section-head{margin-bottom:44px}
.section-head h2{font-size:clamp(30px,4vw,46px);text-transform:uppercase;letter-spacing:.05em}
.section-head.split{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.section-head.split .lead{margin-bottom:0}
.page-hero{padding:56px 0 40px;text-align:center}
.page-hero h1{font-size:clamp(34px,5vw,56px);text-transform:uppercase;letter-spacing:.05em}
.page-hero .lead{margin:0 auto}
.page-hero.slim{padding:44px 0 28px}
.crumbs{font-size:12px;color:var(--muted);letter-spacing:.04em;margin-bottom:18px}
.crumbs a:hover{color:var(--gold)}
.product-page .crumbs{margin-bottom:28px}

/* ---------- Bộ sưu tập ---------- */
.collections{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.collection{background:var(--white);border:1px solid var(--line);display:flex;flex-direction:column;transition:.3s}
.collection:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:var(--shadow)}
.collection-media{aspect-ratio:1;overflow:hidden;background:var(--cream)}
.collection-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.collection:hover .collection-media img{transform:scale(1.04)}
.collection-body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1}
.collection-body .num{font-family:var(--serif);color:var(--gold);font-size:22px;font-style:italic}
.collection-body h3{font-size:24px;margin:4px 0 6px}
.collection-body small{color:var(--muted);font-size:12.5px;margin-bottom:18px}
.collection-body .link-arrow{margin-top:auto;align-self:flex-start}

/* ---------- Thẻ sản phẩm ---------- */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.product-card{background:var(--white);border:1px solid var(--line);display:flex;flex-direction:column;transition:.3s}
.product-card:hover{border-color:var(--gold-2);box-shadow:var(--shadow)}
.pc-media{position:relative;aspect-ratio:1;overflow:hidden;background:var(--cream)}
.pc-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.product-card:hover .pc-media img{transform:scale(1.04)}
.pc-badge{position:absolute;top:12px;left:12px;background:var(--ink);color:var(--gold-3);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;padding:5px 9px}
.pc-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.pc-body .eyebrow{font-size:10px;margin-bottom:6px}
.pc-title{font-size:22px;margin:0 0 6px}
.pc-title a:hover{color:var(--gold)}
.pc-flavor{font-size:13px;color:var(--muted);margin-bottom:12px}
.pc-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:12px;border-top:1px solid var(--line)}
.price{font-family:var(--serif);font-size:22px;font-weight:700;color:var(--ink)}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.chip{border:1px solid var(--line);background:var(--paper);padding:5px 12px;font-size:12px;border-radius:20px;transition:.2s;color:var(--text)}
.chip:hover{border-color:var(--gold)}
.chip.is-active{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.chips-lg .chip{padding:9px 20px;font-size:13.5px;border-radius:var(--radius)}

/* ---------- Câu chuyện ---------- */
.story-band{background:var(--green);color:var(--cream);padding:88px 0;position:relative;overflow:hidden}
.story-band::after{content:"";position:absolute;inset:0;background:url("../img/pattern.svg") repeat-x bottom/28px 14px;opacity:.9;height:14px;top:auto}
.story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.story-num{font-family:var(--serif);font-size:clamp(90px,14vw,190px);line-height:.9;color:var(--gold-2);font-weight:600;letter-spacing:-.02em}
.story-num small{display:block;font-family:var(--sans);font-size:13px;letter-spacing:.5em;text-transform:uppercase;color:var(--cream);margin-top:12px}
.story-band h2{font-size:clamp(30px,4vw,46px);text-transform:uppercase;letter-spacing:.04em}
.story-band p{color:rgba(245,238,226,.8);font-weight:300;font-size:16px;max-width:560px;margin-bottom:28px}

/* ---------- Cam kết ---------- */
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pillar{padding:34px 26px;border-right:1px solid var(--line);text-align:center}
.pillar:last-child{border-right:0}
.pillar-ico{display:inline-flex;width:54px;height:54px;border:1px solid var(--gold);border-radius:50%;align-items:center;justify-content:center;font-family:var(--serif);font-size:20px;color:var(--gold);margin-bottom:18px}
.pillar h3{font-size:22px}
.pillar p{font-size:14px;color:var(--muted);margin:0}

/* ---------- Hòa tan ---------- */
.instant-row{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.instant-item{background:var(--ink-2);border:1px solid var(--line-dark);padding:12px 12px 18px;text-align:center;transition:.3s}
.instant-item:hover{border-color:var(--gold-2);transform:translateY(-4px)}
.instant-item img{aspect-ratio:1;object-fit:cover;width:100%;margin-bottom:14px}
.instant-item h3{font-size:20px;margin:0 0 4px;color:var(--cream)}
.instant-item span{font-size:13px;color:var(--gold-2)}

/* ---------- Bài viết ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.post-card{display:block}
.post-media{aspect-ratio:4/3;overflow:hidden;background:var(--cream);margin-bottom:16px}
.post-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.post-card:hover img{transform:scale(1.04)}
.post-card h3{font-size:24px;margin-bottom:8px}
.post-card:hover h3{color:var(--gold)}
.post-card p{color:var(--muted);font-size:14px}
.pager{display:flex;justify-content:center;gap:6px;margin-top:40px}
.pager a{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line)}
.pager a.is-active,.pager a:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}

/* ---------- Lợi ích ---------- */
.benefits{background:var(--cream);border-top:1px solid var(--line);padding:36px 0}
.benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.benefits strong{display:block;font-family:var(--serif);font-size:20px;font-weight:600}
.benefits span{font-size:13px;color:var(--muted)}

/* ---------- Cửa hàng ---------- */
.shop-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;margin-bottom:36px}
.cat-tabs{display:flex;gap:8px;flex-wrap:wrap}
.cat-tabs a{font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:8px 14px;border:1px solid transparent}
.cat-tabs a:hover{color:var(--gold)}
.cat-tabs a.is-active{border-color:var(--ink);background:var(--ink);color:var(--cream)}
.sort-form select{border:1px solid var(--line);background:var(--white);padding:9px 12px;font-size:13px;border-radius:var(--radius)}
.group-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin:56px 0 22px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.group-head:first-of-type{margin-top:0}
.group-head h2{font-size:32px;margin:0;text-transform:uppercase;letter-spacing:.04em}
.group-head small{color:var(--muted);font-size:13px}
.result-count{margin-bottom:18px;font-size:13px}
.empty{text-align:center;padding:60px 0}
.empty p{color:var(--muted);font-size:17px;margin-bottom:20px}

/* ---------- Chi tiết sản phẩm ---------- */
.product-page{padding-top:40px}
.pd-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:start}
.pd-gallery{position:sticky;top:150px}
.pd-main{border:1px solid var(--line);background:var(--white)}
.pd-main img{width:100%;aspect-ratio:1;object-fit:cover}
.pd-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.pd-thumbs button{width:84px;height:84px;padding:0;border:1px solid var(--line);background:var(--white);opacity:.65;transition:.2s}
.pd-thumbs button.is-active,.pd-thumbs button:hover{opacity:1;border-color:var(--gold)}
.pd-thumbs img{width:100%;height:100%;object-fit:cover}
.pd-info h1{font-size:clamp(34px,4.4vw,52px);text-transform:uppercase;letter-spacing:.03em;margin-bottom:8px}
.pd-sub{font-size:14px;color:var(--muted);letter-spacing:.04em;margin-bottom:18px}
.pd-price{display:flex;align-items:baseline;gap:14px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:20px}
.pd-price .price{font-size:34px}
.pd-price del{color:var(--muted)}
.pd-short{font-size:15.5px}
.pd-field{margin:22px 0 18px}
.label{display:block;font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.pd-buy{display:flex;gap:12px}
.qty{display:inline-flex;border:1px solid var(--ink);height:48px}
.qty button{width:40px;background:none;border:0;font-size:18px}
.qty button:hover{color:var(--gold)}
.qty input{width:52px;text-align:center;border:0;background:none;outline:0;-moz-appearance:textfield;appearance:textfield}
.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.specs{margin:30px 0 0;border-top:1px solid var(--line)}
.specs div{display:grid;grid-template-columns:140px 1fr;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}
.specs dt{color:var(--muted);font-size:11px;letter-spacing:.16em;text-transform:uppercase;padding-top:3px}
.specs dd{margin:0}
.pd-trust{list-style:none;margin:24px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px;color:var(--muted)}
.pd-trust li::before{content:"◆";color:var(--gold);font-size:9px;margin-right:8px;vertical-align:2px}
.pd-trust a{color:var(--ink);font-weight:600}
.pd-desc{margin-top:80px;max-width:820px;margin-left:auto;margin-right:auto}
.pd-desc > h2{text-align:center;font-size:34px;text-transform:uppercase;letter-spacing:.05em;margin-bottom:28px}

/* ---------- Nội dung bài viết ---------- */
.prose{font-size:16.5px;line-height:1.8}
.prose h2{font-size:32px;margin:1.6em 0 .5em}
.prose h3{font-size:24px;margin:1.4em 0 .4em}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.2em}
.prose li{margin-bottom:.4em}
.prose img{margin:1.5em auto;height:auto}
.prose a{color:var(--gold);text-decoration:underline}
.prose blockquote{margin:1.5em 0;padding:4px 0 4px 22px;border-left:2px solid var(--gold);font-family:var(--serif);font-size:22px;font-style:italic}
.prose iframe{width:100%;aspect-ratio:16/9;height:auto;border:0}
.prose table{width:100%;border-collapse:collapse}
.prose td,.prose th{border:1px solid var(--line);padding:8px}
.article .h-display{font-size:clamp(30px,4.5vw,48px);text-transform:none;letter-spacing:.01em}
.article-cover{width:100%;margin:28px 0 36px;aspect-ratio:16/9;object-fit:cover}

/* ---------- Giỏ & thanh toán ---------- */
.cart-layout{display:grid;grid-template-columns:1fr 380px;gap:40px;align-items:start}
.cart-table{border-top:1px solid var(--line)}
.cart-row{display:grid;grid-template-columns:96px 1fr auto 120px;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
.cart-thumb img{width:96px;height:96px;object-fit:cover;border:1px solid var(--line)}
.cart-info{display:flex;flex-direction:column;gap:2px}
.cart-name{font-family:var(--serif);font-size:21px;font-weight:600}
.cart-name:hover{color:var(--gold)}
.cart-info .muted{font-size:13px}
.link-remove{background:none;border:0;padding:0;color:var(--muted);font-size:12px;text-decoration:underline;align-self:flex-start;margin-top:4px}
.link-remove:hover{color:var(--red)}
.cart-line{text-align:right;font-family:var(--serif);font-size:20px}
.summary{background:var(--cream);padding:28px;position:sticky;top:150px}
.summary h3{font-size:24px;text-transform:uppercase;letter-spacing:.05em;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:12px}
.summary .total{border-top:1px solid var(--ink);margin-top:10px;padding-top:14px;font-size:17px}
.summary .total strong{font-family:var(--serif);font-size:26px}
.mini-items{list-style:none;margin:0 0 14px;padding:0}
.mini-items li{display:grid;grid-template-columns:56px 1fr auto;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.mini-items img{width:56px;height:56px;object-fit:cover}
.mini-items small{display:block;color:var(--muted);font-size:12px}
.checkout-form h3{font-size:22px;text-transform:uppercase;letter-spacing:.06em;margin:28px 0 16px}
.checkout-form h3:first-of-type{margin-top:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field span{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{border:1px solid var(--line);background:var(--white);padding:12px 14px;border-radius:var(--radius);outline:0;transition:.2s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold)}
.pay-options{display:grid;gap:10px}
.pay-option{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);padding:16px;background:var(--white);cursor:pointer}
.pay-option:has(input:checked){border-color:var(--ink)}
.pay-option input{margin-top:4px;accent-color:var(--ink)}
.pay-option small{display:block;color:var(--muted);font-size:13px}

/* ---------- Đơn hàng ---------- */
.success-mark{width:72px;height:72px;border-radius:50%;border:1px solid var(--gold);color:var(--gold);display:flex;align-items:center;justify-content:center;font-size:30px;margin:0 auto 18px}
.order-box{background:var(--white);border:1px solid var(--line);padding:28px;margin-top:28px}
.order-head{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:8px}
.order-head span{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.order-code{font-family:var(--serif);font-size:22px;letter-spacing:.04em}
.status{color:var(--c)}
.order-box .total{border-top:1px solid var(--ink);margin-top:8px;padding-top:12px}
.order-box .total strong{font-family:var(--serif);font-size:24px}
.order-ship{margin-top:18px;font-size:14px}
.order-ship p{margin:0 0 4px}
.bank-box{margin-top:20px;background:var(--cream);padding:20px;border-left:3px solid var(--gold)}
.bank-box h4{font-size:20px}
.bank-box p{margin:0 0 4px}
.bank-box .qr{max-width:260px;margin-top:14px;background:#fff}
.track-form{display:grid;grid-template-columns:1fr 1fr auto;gap:14px;align-items:end}

/* ---------- Giới thiệu & liên hệ ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-media{border:1px solid var(--gold);padding:12px}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px}
.contact-info dl{margin:0}
.contact-info dl div{padding:16px 0;border-bottom:1px solid var(--line)}
.contact-info dt{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.contact-info dd{margin:4px 0 0;font-family:var(--serif);font-size:22px}
.contact-form .btn{margin-top:18px}
.map{margin-top:20px}.map iframe{width:100%;height:280px;border:0}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(245,238,226,.75);padding:72px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand p{margin-top:18px;max-width:320px;font-weight:300}
.site-footer h4{color:var(--gold-2);font-family:var(--sans);font-size:11px;letter-spacing:.22em;text-transform:uppercase;margin-bottom:18px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:10px}
.site-footer a:hover{color:var(--gold-2)}
.contact-list span{display:block;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(245,238,226,.45)}
.socials{display:flex;gap:14px;flex-wrap:wrap}
.socials a{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;border-bottom:1px solid var(--gold);padding-bottom:2px}
.footer-bottom{border-top:1px solid var(--line-dark);padding:20px 24px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:rgba(245,238,226,.5)}

/* ---------- Ngăn kéo giỏ hàng ---------- */
.cart-drawer{position:fixed;top:0;right:0;bottom:0;width:min(420px,100%);background:var(--paper);z-index:100;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .35s ease;box-shadow:-20px 0 40px -20px rgba(0,0,0,.4)}
.cart-drawer.is-open{transform:none}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid var(--line)}
.drawer-head h3{margin:0;font-size:24px;text-transform:uppercase;letter-spacing:.06em}
.drawer-body{flex:1;overflow:auto;padding:8px 24px}
.drawer-item{display:grid;grid-template-columns:72px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.drawer-item img{width:72px;height:72px;object-fit:cover}
.drawer-item .name{font-family:var(--serif);font-size:18px;font-weight:600;line-height:1.2}
.drawer-item .meta{font-size:12.5px;color:var(--muted)}
.drawer-item .row-between{padding:6px 0 0}
.drawer-item .qty{height:34px}
.drawer-item .qty button{width:30px}
.drawer-item .qty input{width:36px;font-size:13px}
.drawer-foot{padding:18px 24px 24px;border-top:1px solid var(--line);background:var(--cream)}

/* ---------- Liên hệ nhanh & toast ---------- */
.quick-contact{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:10px;z-index:40}
.qc{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 8px 20px -6px rgba(0,0,0,.4);font-size:12px;font-weight:700}
.qc-phone{background:var(--red);animation:ring 2.4s infinite}
.qc-zalo{background:#0068ff}
@keyframes ring{0%,100%{box-shadow:0 0 0 0 rgba(142,42,30,.45)}50%{box-shadow:0 0 0 12px rgba(142,42,30,0)}}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,30px);background:var(--ink);color:var(--cream);padding:13px 22px;font-size:14px;opacity:0;visibility:hidden;transition:.3s;z-index:120;max-width:calc(100% - 32px)}
.toast.is-show{opacity:1;visibility:visible;transform:translate(-50%,0)}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .instant-row{grid-template-columns:repeat(3,1fr)}
  .collections{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .header-row{grid-template-columns:auto 1fr auto;min-height:68px}
  .menu-toggle{display:inline-flex}
  .header-search{display:none}
  .logo-svg{height:42px}
  .main-nav{position:fixed;top:0;left:0;bottom:0;width:min(340px,86%);background:var(--paper);z-index:100;transform:translateX(-100%);transition:transform .35s;overflow:auto;border:0;display:flex;flex-direction:column}
  .main-nav.is-open{transform:none}
  .main-nav ul{flex-direction:column;gap:0;padding:0 24px}
  .main-nav li{border-bottom:1px solid var(--line)}
  .main-nav a{padding:15px 0;font-size:12.5px}
  .main-nav > ul > li > a::after{display:none}
  .main-nav .sub{display:none}
  .main-nav .nav-cat{display:block}
  .main-nav .nav-cat a{padding-left:16px;font-size:11.5px;color:var(--muted)}
  .nav-head{display:flex;justify-content:space-between;align-items:center;padding:16px 16px 16px 24px;border-bottom:1px solid var(--line)}
  .nav-foot{display:block;padding:20px 24px;font-size:14px}
  .show-sm{display:block}
  .hide-sm{display:none}
  .hero{padding:48px 0 64px}
  .hero-grid,.story-grid,.pd-grid,.about-grid,.contact-grid,.cart-layout{grid-template-columns:1fr;gap:40px}
  .hero-media{max-width:440px;margin:0 auto;width:100%}
  .altitude{left:-8px;bottom:-22px}
  .pd-gallery,.summary{position:static}
  .pillars{grid-template-columns:1fr 1fr}
  .pillar:nth-child(2){border-right:0}
  .pillar:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .benefits-grid{grid-template-columns:1fr 1fr}
  .post-grid{grid-template-columns:1fr 1fr}
  .section{padding:64px 0}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .product-grid{grid-template-columns:1fr 1fr;gap:12px}
  .pc-body{padding:12px 12px 14px}
  .pc-title{font-size:18px}
  .pc-flavor{display:none}
  .pc-foot{flex-direction:column;align-items:stretch}
  .pc-foot .btn{width:100%}
  .price{font-size:19px}
  .instant-row{grid-template-columns:1fr 1fr;gap:12px}
  .collections{grid-template-columns:1fr 1fr;gap:12px}
  .collection-body{padding:14px}
  .collection-body h3{font-size:19px}
  .post-grid{grid-template-columns:1fr}
  .form-grid,.track-form{grid-template-columns:1fr}
  .cart-row{grid-template-columns:72px 1fr;gap:12px}
  .cart-thumb img{width:72px;height:72px}
  .cart-row .qty{grid-column:2;justify-self:start;height:40px}
  .cart-line{grid-column:2;text-align:left}
  .order-head{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:28px}
  .shop-toolbar{flex-direction:column;align-items:stretch}
  .cat-tabs{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px}
  .cat-tabs a{white-space:nowrap}
  .pd-buy{flex-wrap:wrap}
  .specs div{grid-template-columns:110px 1fr}
  .pillars{grid-template-columns:1fr}
  .pillar{border-right:0;border-bottom:1px solid var(--line)}
  .announce{font-size:10px;letter-spacing:.08em}
}