/* CARDIGAN BY HAO — cardigan.vn
   Theo canvas thiết kế đã duyệt + Brand Design Operations Manual. Minimal · Relaxed · Androgynous.
   Góc vuông, viền 1px, không bóng đổ (trừ áo trên giá treo). */
:root {
  --ivory: #F5F2EB; --linen: #EDE8DF; --sand: #E9E3D8; --stone: #E4DED4; --greige: #C8BEB1;
  --espresso: #55433A; --charcoal: #353836; --olive: #747C6D; --paper: #FBF9F5; --white: #FFFFFF;
  --text: #353836; --text-2: #4A4D4B; --muted: #5E6559; --line: #C8BEB1; --line-soft: #DDD5C9; --danger: #8A3B2E;
  --font: "Noto Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Noto Sans Display", var(--font);
  --gutter: clamp(16px, 3.4vw, 48px);
  --max: 1440px;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--ivory); color: var(--text); font: 400 15px/1.65 var(--font); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--espresso); }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0; }
.sr-only, .skip:not(:focus) { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip:focus { position: fixed; top: 8px; left: 8px; z-index: 100; background: var(--charcoal); color: var(--ivory); padding: 10px 14px; }
:focus-visible { outline: 2px solid var(--charcoal); outline-offset: 3px; }
.announce :focus-visible, .hero-panel :focus-visible, .band-espresso :focus-visible, .site-footer :focus-visible { outline-color: var(--ivory); }
.wrap { max-width: var(--max); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.narrow { max-width: 820px; }
.muted { color: var(--text-2); }
.small { font-size: 13px; }

/* ---------- Chữ */
.display { font: 400 clamp(36px, 3.4vw, 52px)/1.08 var(--display); letter-spacing: -.01em; margin: 0; text-wrap: balance; }
.display-md { font: 400 clamp(34px, 4.4vw, 64px)/1.02 var(--display); margin: 0; text-wrap: balance; }
.h-xl { font: 400 clamp(30px, 3.4vw, 52px)/1.1 var(--display); margin: 0; text-wrap: balance; }
.h-lg { font: 400 clamp(26px, 2.6vw, 40px)/1.15 var(--display); margin: 0; text-wrap: balance; }
.h-md { font: 500 clamp(21px, 1.9vw, 26px)/1.25 var(--display); margin: 0; }
.h-sm { font: 500 13px/1.4 var(--font); letter-spacing: .14em; text-transform: uppercase; margin: 0 0 16px; }
.eyebrow { font: 500 12px/1.4 var(--font); letter-spacing: .2em; text-transform: uppercase; color: var(--espresso); margin: 0; }
.eyebrow-light { color: var(--greige); }
.eyebrow-dark { color: var(--charcoal); }
.prose p { margin: 0 0 1em; } .prose p:last-child { margin-bottom: 0; }
.prose ul { list-style: disc; padding-left: 1.1em; margin: 0 0 1em; } .prose strong { font-weight: 600; }
.link-ul { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; border-bottom: 1px solid currentColor; padding-bottom: 4px; display: inline-block; }

/* ---------- Nút */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 28px; border: 1px solid var(--charcoal);
  background: var(--charcoal); color: var(--ivory); font: 500 13px/1 var(--font); letter-spacing: .1em; text-transform: uppercase; transition: background .2s, color .2s, border-color .2s; }
.btn:hover { background: var(--espresso); border-color: var(--espresso); color: var(--ivory); }
.btn[disabled] { background: var(--greige); border-color: var(--greige); color: var(--charcoal); cursor: not-allowed; }
.btn-ghost { background: transparent; color: var(--charcoal); }
.btn-ghost:hover { background: var(--charcoal); color: var(--ivory); }
.btn-light { background: var(--ivory); border-color: var(--ivory); color: var(--charcoal); }
.btn-light:hover { background: var(--white); border-color: var(--white); color: var(--charcoal); }
.btn-outline-light { background: transparent; border-color: var(--greige); color: var(--ivory); }
.btn-outline-light:hover { background: var(--ivory); color: var(--charcoal); border-color: var(--ivory); }
.btn-block { width: 100%; }
.btn-lg { min-height: 56px; font-size: 14px; }
.btn-sm { min-height: 44px; padding: 0 16px; text-transform: none; letter-spacing: .02em; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.icon-btn { background: none; border: 0; width: 44px; height: 44px; display: grid; place-items: center; color: var(--charcoal); }
.icon-sq { width: 48px; height: 48px; border: 1px solid var(--greige); background: transparent; display: grid; place-items: center; color: var(--charcoal); flex: none; }
.icon-sq:hover { border-color: var(--charcoal); }

/* ---------- Đầu trang */
.announce { background: var(--charcoal); color: var(--ivory); text-align: center; font-size: 12px; letter-spacing: .08em; padding: 10px 16px; }
.announce a:hover { color: var(--greige); }
@media (max-width: 600px) { .announce > :not(:first-child) { display: none; } }
.site-header { position: sticky; top: 0; z-index: 30; background: var(--ivory); border-bottom: 1px solid var(--line); }
.header-row { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 24px; min-height: 84px; }
.nav ul { display: flex; flex-wrap: wrap; gap: 4px clamp(16px, 1.8vw, 28px); }
.nav a { display: block; font-size: 13px; letter-spacing: .06em; text-transform: uppercase; padding: 12px 0; border-bottom: 1px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { border-bottom-color: var(--charcoal); color: var(--charcoal); }
.nav-extra { display: none; }
.logo img { height: 38px; width: auto; }
.header-tools { display: flex; justify-content: flex-end; align-items: center; gap: 8px; }
.cart-link { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; font: 500 13px var(--font); }
.cart-label { display: none; }
.menu-toggle { display: none; }
@media (max-width: 960px) {
  .header-row { grid-template-columns: 44px minmax(0, 1fr) 88px; gap: 8px; min-height: 60px; }
  .menu-toggle { display: grid; }
  .logo { justify-self: center; } .logo img { height: 28px; }
  .nav { position: fixed; inset: 0 0 0 auto; top: var(--nav-top, 60px); width: min(420px, 100%); background: var(--ivory); border-left: 1px solid var(--line);
    transform: translateX(100%); visibility: hidden; transition: transform .25s, visibility .25s; padding: 16px var(--gutter) 32px; overflow-y: auto; display: flex; flex-direction: column; gap: 24px; z-index: 40; }
  .nav.is-open { transform: none; visibility: visible; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav li { border-bottom: 1px solid var(--line-soft); }
  .nav a { font: 400 22px/1.3 var(--display); text-transform: none; letter-spacing: 0; padding: 14px 0; border: 0; }
  .nav-extra { display: grid; gap: 12px; color: var(--text-2); font-size: 14px; }
  .nav-shade { position: fixed; inset: 0; background: rgba(53,56,54,.28); z-index: 25; }
}

/* ---------- Ảnh */
.img-ph { background: var(--stone); aspect-ratio: 3 / 4; width: 100%; }

/* ---------- Khung khối */
.section { padding-top: clamp(64px, 8vw, 112px); }
.section-tight { padding-top: clamp(16px, 2vw, 24px); }
.band { margin-top: clamp(64px, 8vw, 112px); padding: clamp(64px, 8vw, 104px) 0; }
.band-linen { background: var(--linen); }
.band-espresso { background: var(--espresso); color: var(--ivory); }
.lines-dark { background-image: repeating-linear-gradient(90deg, rgba(200,190,177,.14) 0 1px, transparent 1px 84px); }
.section > .h-lg { margin-bottom: 32px; }
.section-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 32px; }
.section-head > div { display: grid; gap: 10px; }
.section-aside { max-width: 420px; }
.on-dark-muted { color: var(--stone); }

/* ---------- Hero */
.hero { display: flex; flex-wrap: wrap; }
/* Chiều cao cố định theo màn hình: nếu để ảnh tự quyết, ảnh dọc đẩy tiêu đề và nút mua xuống khỏi màn hình đầu */
.hero-media { flex: 999 1 640px; height: clamp(480px, 78vh, 760px); background: var(--stone); display: grid; grid-template-rows: minmax(0, 1fr); overflow: hidden; position: relative; }
.hero-media-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.hero-media-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hero-img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: auto; }
.hero-panel { flex: 1 1 500px; background-color: var(--charcoal); color: var(--ivory); padding: clamp(40px, 5vw, 72px) clamp(24px, 4vw, 56px); display: flex; flex-direction: column; justify-content: space-between; gap: 48px; }
.hero-copy { display: grid; gap: 28px; }
.hero-text { font-size: 17px; line-height: 1.65; color: var(--stone); max-width: 400px; }
@media (max-width: 700px) {
  .hero-media { height: min(52vh, 440px); flex-basis: 100%; }
  .hero-media-3 .hero-img:nth-child(n+2), .hero-media-2 .hero-img:nth-child(n+2) { display: none; }
  .hero-media-2, .hero-media-3 { grid-template-columns: 1fr; }
  .hero-panel { gap: 20px; padding: 28px 20px 24px; }
  .hero-panel > .eyebrow:last-child { display: none; }
  .hero-copy { gap: 18px; }
}

/* ---------- Giá treo */
.rack { position: relative; background-color: var(--sand); background-image: repeating-linear-gradient(90deg, rgba(53,56,54,.045) 0 1px, transparent 1px 84px); overflow: hidden; }
.rack-head { padding-top: clamp(48px, 6vw, 64px); display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 24px; }
.rack-title { display: grid; gap: 14px; max-width: 620px; }
.rack-intro { display: grid; gap: 12px; justify-items: start; max-width: 360px; color: var(--text-2); }
.rack-intro .link-ul { color: var(--charcoal); }
.rack-scroll { overflow-x: auto; scrollbar-width: none; cursor: grab; }
.rack-scroll::-webkit-scrollbar { display: none; }
.rack-scroll.is-drag { cursor: grabbing; }
.rack-stage { position: relative; min-width: max(1120px, calc(var(--n) * 112px)); max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); height: 470px; }
.rack-rod { position: absolute; left: var(--gutter); right: var(--gutter); top: 40px; height: 100px; pointer-events: none; }
.rack-rod svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.rod-shadow { fill: none; stroke: rgba(53,56,54,.18); stroke-width: 9; vector-effect: non-scaling-stroke; transform: translateY(6px); }
.rod { fill: none; stroke: #5E6260; stroke-width: 5; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.rod-shine { fill: none; stroke: rgba(255,255,255,.45); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.rack-bracket { position: absolute; top: -40px; width: 3px; height: 52px; background: #6E716F; }
.rack-bracket-l { left: 0; } .rack-bracket-r { right: 0; }
.rack-items { position: absolute; left: var(--gutter); right: var(--gutter); top: 40px; display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); }
.rack-item { padding: var(--drop) 4px 0; }
.rack-garment { display: block; width: 100%; background: none; border: 0; padding: 0; position: relative; }
.rack-swing { display: block; position: relative; aspect-ratio: 2 / 3; transform-origin: 50% 2%; will-change: transform; animation: rkBreeze 7s ease-in-out infinite; animation-delay: var(--delay); filter: drop-shadow(0 22px 16px rgba(53,56,54,.16)); }
.rack-img { width: 100%; height: 100%; object-fit: contain; object-position: 50% 0; }
.rack-swing .img-ph { height: 100%; aspect-ratio: auto; background: var(--greige); }
.rack-garment:hover .rack-swing, .rack-garment:focus-visible .rack-swing { animation: rkSwing 1.6s cubic-bezier(.3,.7,.3,1) 1 forwards; }
.rack-tag { position: absolute; left: 54%; top: 14%; transform: rotate(-7deg); background: #DCCBAE; color: var(--charcoal); font: 600 10px var(--font); letter-spacing: .02em; padding: 7px 7px 4px; border-radius: 2px; box-shadow: 0 2px 4px rgba(53,56,54,.18); white-space: nowrap; }
.rack-item.is-out .rack-swing { opacity: .5; }
@keyframes rkBreeze { 0%, 100% { transform: rotate(-.7deg); } 50% { transform: rotate(.7deg); } }
@keyframes rkSwing { 0% { transform: rotate(0) translateY(0); } 20% { transform: rotate(4.5deg) translateY(-6px); } 45% { transform: rotate(-2.8deg) translateY(-6px); } 70% { transform: rotate(1.2deg) translateY(-6px); } 100% { transform: rotate(0) translateY(-6px); } }
.rack-floor { background: #DDD3C5; border-top: 1px solid var(--line); }
.rack-floor-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; min-height: 72px; padding-top: 16px; padding-bottom: 16px; font-size: 14px; }
.rack-caption { display: flex; align-items: center; gap: 14px; color: var(--text-2); }
.rack-caption b { color: var(--charcoal); font-weight: 600; }
.rule { width: 32px; height: 1px; background: var(--charcoal); flex: none; }
.rack-meta { color: var(--text-2); font-size: 13px; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.rack-meta .link-ul { color: var(--charcoal); }
.rack-focus { position: absolute; inset: 0; z-index: 5; background: rgba(245,242,235,.985); display: flex; flex-direction: column; animation: rkIn .45s ease-out; overflow-y: auto; }
.rack-focus-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; width: 100%; padding-top: 20px; padding-bottom: 20px; }
.rack-focus-body { flex: 1; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 32px 72px; padding-bottom: 32px; width: 100%; }
.rack-focus-stage { display: flex; align-items: center; gap: 20px; }
.rack-focus-img { width: 300px; height: 450px; max-width: 56vw; animation: rkBreeze 9s ease-in-out infinite; transform-origin: 50% 2%; filter: drop-shadow(0 30px 24px rgba(53,56,54,.16)); }
.rack-focus-img img { width: 100%; height: 100%; object-fit: contain; object-position: 50% 0; }
.rack-focus-info { width: 380px; max-width: 100%; display: grid; gap: 18px; justify-items: start; }
.rack-focus-info > * { width: 100%; } .rack-focus-info .link-ul { width: auto; }
@keyframes rkIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--line); }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; padding: 0 0 10px; min-height: 44px; font: 500 14px var(--font); }
.tabs button[aria-pressed="true"] { border-bottom-color: var(--charcoal); }
@media (max-width: 700px) {
  .rack-stage { height: 400px; min-width: calc(var(--n) * 104px + 2 * var(--gutter)); }
  .rack-focus { position: fixed; z-index: 60; }
  .rack-focus-body { align-items: flex-start; gap: 20px; }
  .rack-focus-img { width: 200px; height: 300px; }
}

/* ---------- Trụ cột, danh mục, cách phối, chất liệu */
.pillars { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); border-top: 1px solid var(--charcoal); }
.pillar { padding: 28px 32px 0; display: grid; gap: 14px; align-content: start; border-left: 1px solid var(--line); }
.pillar:first-child { padding-left: 0; border-left: 0; }
@media (max-width: 860px) { .pillar { padding: 20px 0; border-left: 0; border-bottom: 1px solid var(--line); } }
.with-mark { display: flex; align-items: center; gap: 16px; }
.with-mark img { width: 40px; height: 40px; }
.grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 40px 16px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cats { gap: 16px; }
@media (max-width: 1100px) { .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 760px) { .grid, .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 8px; } .grid-3 { grid-template-columns: 1fr; } }
.cat { display: grid; gap: 14px; }
.cat-media { aspect-ratio: 3 / 4; overflow: hidden; background: var(--stone); }
.cat-media img, .cat-media .img-ph { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.cat:hover .cat-media img { transform: scale(1.02); }
.cat-name { font: 500 20px var(--display); }
.looks-block { display: flex; flex-wrap: wrap; gap: 56px; }
.looks-intro { flex: 1 1 340px; max-width: 420px; display: grid; gap: 22px; align-content: start; }
.rules { border-top: 1px solid var(--line); padding-top: 20px; display: grid; gap: 14px; font-size: 14px; }
.rules b { font-weight: 600; }
.looks-grid { flex: 999 1 560px; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.look-card { display: grid; gap: 12px; align-content: start; }
.look-media { display: block; aspect-ratio: 3 / 4; overflow: hidden; background: var(--stone); }
.look-media img, .look-media .img-ph { width: 100%; height: 100%; object-fit: cover; }
.look-name { font: 500 20px/1.3 var(--display); margin: 0; }
.fabric { display: flex; flex-wrap: wrap; gap: 56px; }
.fabric-copy { flex: 1 1 380px; display: grid; gap: 22px; align-content: start; }
.fabric-img { aspect-ratio: 16 / 9; overflow: hidden; background: #6B574C; margin-top: 12px; }
.fabric-img img { width: 100%; height: 100%; object-fit: cover; }
.fabric-list { flex: 1 1 420px; counter-reset: f; }
.fabric-list li { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 16px; padding: 24px 0; border-top: 1px solid rgba(200,190,177,.35); }
.fabric-list li > span:last-child { display: grid; gap: 6px; }
.fabric-list b { font: 400 22px var(--display); }
.fabric-no { font-size: 13px; color: var(--greige); letter-spacing: .08em; }
.promise { padding-top: clamp(80px, 10vw, 128px); padding-bottom: clamp(48px, 6vw, 80px); text-align: center; display: grid; justify-items: center; gap: 28px; }
.promise img { width: 44px; height: 44px; }
.promise-text { font: 300 clamp(26px, 3.2vw, 44px)/1.25 var(--display); max-width: 880px; text-wrap: balance; }
.promise-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 32px; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-2); }
.store-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 16px; padding-bottom: 8px; }
.store-card { background: var(--greige); min-height: 340px; padding: 40px; display: flex; flex-direction: column; justify-content: flex-end; gap: 12px; align-items: flex-start; }
.contact-card { background: var(--white); border: 1px solid var(--line); padding: 40px; display: flex; flex-direction: column; justify-content: flex-end; gap: 14px; }
@media (max-width: 700px) { .store-card, .contact-card { padding: 28px 20px; min-height: 0; } }

/* ---------- Thẻ sản phẩm */
.card { display: grid; gap: 14px; align-content: start; }
.card-media { position: relative; display: block; aspect-ratio: 3 / 4; overflow: hidden; background: var(--stone); }
.card-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity .35s, filter .35s; }
.card-img-alt { opacity: 0; }
@media (hover: hover) { .card:hover .card-img-alt { opacity: 1; } .card:hover .card-img { filter: brightness(.97); } }
.card-body { display: grid; gap: 6px; }
.card-name { font: 500 15px/1.4 var(--font); margin: 0; }
.card-note { font-size: 13px; color: var(--espresso); }
.card-foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 4px; }
.card-price { font-size: 15px; }
.dots { display: inline-flex; gap: 6px; }
.dot { width: 14px; height: 14px; border-radius: 50%; display: inline-block; box-shadow: inset 0 0 0 1px rgba(53,56,54,.25); }
.badge { position: absolute; top: 14px; left: 14px; background: var(--ivory); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; padding: 5px 9px; }
.card.is-out .card-img { opacity: .55; }
@media (max-width: 760px) { .card-name, .card-price { font-size: 13px; } .card-note { display: none; } .badge { top: 8px; left: 8px; } }

/* ---------- Danh mục */
.crumbs { font-size: 12px; letter-spacing: .06em; color: var(--espresso); }
.crumbs a { color: var(--espresso); }
.crumbs a:hover { text-decoration: underline; text-underline-offset: 3px; }
.plp-head { padding-top: 32px; padding-bottom: 32px; display: grid; gap: 20px; }
.plp-title { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px 24px; }
.plp-desc { max-width: 520px; font-size: 16px; }
.chips { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
.chip { padding: 10px 18px; border: 1px solid var(--greige); font-size: 13px; white-space: nowrap; }
.chip:hover { border-color: var(--charcoal); color: var(--charcoal); }
.chip.is-on { background: var(--charcoal); border-color: var(--charcoal); color: var(--ivory); }
.filter-bar { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--ivory); position: sticky; top: var(--header-h, 85px); z-index: 10; }
.filter-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; padding-top: 12px; padding-bottom: 12px; }
.filter-groups { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
.filter-group { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.filter-label { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--espresso); margin-right: 4px; }
.fbtn { min-width: 44px; height: 44px; padding: 0 12px; border: 1px solid var(--greige); background: transparent; font: 500 13px var(--font); display: inline-grid; place-items: center; }
.fbtn:hover { border-color: var(--charcoal); }
.fbtn[aria-pressed="true"] { background: var(--charcoal); border-color: var(--charcoal); color: var(--ivory); }
.fbtn-color[aria-pressed="true"] { background: transparent; color: inherit; box-shadow: inset 0 0 0 1px var(--charcoal); }
.check { display: inline-flex; gap: 8px; align-items: center; font-size: 13px; min-height: 44px; }
.check input { width: 16px; height: 16px; accent-color: var(--charcoal); }
.filter-right { display: flex; align-items: center; gap: 16px; font-size: 13px; }
.sort select { height: 44px; border: 1px solid var(--charcoal); background: transparent; padding: 0 12px; font-size: 13px; border-radius: 0; }
.plp-grid { padding-top: 28px; }
.empty { padding: 48px 0; color: var(--text-2); }
@media (max-width: 760px) {
  .filter-bar { position: static; }
  .filter-groups { gap: 8px 16px; }
  .filter-right { width: 100%; justify-content: space-between; }
}

/* ---------- Trang sản phẩm */
.pdp { padding-top: 24px; }
.pdp-grid { display: flex; flex-wrap: wrap; gap: 56px; align-items: flex-start; }
.pdp-gallery { flex: 999 1 600px; min-width: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.pdp-gallery figure { margin: 0; position: relative; aspect-ratio: 3 / 4; background: var(--stone); overflow: hidden; }
.pdp-gallery img, .pdp-gallery .img-ph { width: 100%; height: 100%; object-fit: cover; }
.pdp-gallery figcaption { position: absolute; left: 14px; bottom: 12px; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; background: rgba(245,242,235,.85); padding: 4px 8px; }
.pdp-info { flex: 1 1 380px; max-width: 480px; position: sticky; top: calc(var(--header-h, 85px) + 24px); display: grid; gap: 22px; }
.pdp-name { font-size: clamp(28px, 2.6vw, 36px); }
.price { font-size: 20px; }
.notice { padding: 14px 16px; background: var(--linen); }
.buy { display: grid; gap: 22px; }
.opt { border: 0; padding: 0; margin: 0; display: grid; gap: 12px; min-width: 0; }
.opt-label { font-size: 13px; padding: 0; }
.opt-label b { font-weight: 600; }
.opt-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; width: 100%; }
.opt-row .link-ul { font-size: 12px; text-transform: none; letter-spacing: .02em; padding-bottom: 2px; }
.swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.swatch, .size { position: relative; }   /* giữ ô radio ẩn tại chỗ, tránh trang bị nhảy khi chọn bằng bàn phím */
.swatch input, .size input { position: absolute; opacity: 0; pointer-events: none; }
.swatch span { display: block; width: 44px; height: 44px; border-radius: 50%; border: 1px solid transparent; padding: 4px; cursor: pointer; }
.swatch span::before { content: ""; display: block; width: 100%; height: 100%; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(53,56,54,.2); }
.swatch input:checked + span { border-color: var(--charcoal); }
.swatch input:focus-visible + span { outline: 2px solid var(--charcoal); outline-offset: 2px; }
.size-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.size span { display: grid; place-items: center; height: 48px; border: 1px solid var(--greige); font: 500 14px var(--font); cursor: pointer; }
.size span:hover { border-color: var(--charcoal); }
.size input:checked + span { background: var(--charcoal); border-color: var(--charcoal); color: var(--ivory); }
.size input:focus-visible + span { outline: 2px solid var(--charcoal); outline-offset: 2px; }
.size input:disabled + span { color: #9A9690; border-color: var(--line-soft); background: repeating-linear-gradient(135deg, transparent 0 8px, rgba(200,190,177,.35) 8px 9px); cursor: not-allowed; }
.fit-note { background: var(--linen); padding: 14px 16px; font-size: 13px; line-height: 1.6; display: flex; gap: 10px; }
.fit-note svg { flex: none; margin-top: 2px; color: var(--espresso); }
.stock-msg { min-height: 1.4em; font-size: 13px; color: var(--espresso); margin-top: -10px; }
.cta-col { display: grid; gap: 10px; }
.assure { display: grid; gap: 10px; font-size: 13px; color: var(--text-2); }
.assure li { display: flex; gap: 10px; align-items: center; }
.assure svg { flex: none; }
.acc { border-top: 1px solid var(--line); }
.acc details { border-bottom: 1px solid var(--line); }
.acc summary { list-style: none; min-height: 56px; display: flex; justify-content: space-between; align-items: center; gap: 12px; font: 500 14px var(--font); cursor: pointer; }
.acc summary::-webkit-details-marker { display: none; }
.acc summary::after { content: "+"; font-size: 20px; font-weight: 300; }
.acc details[open] summary::after { content: "−"; }
.acc-body { padding: 0 0 20px; font-size: 14px; line-height: 1.7; color: var(--text-2); display: grid; gap: 14px; }
.scales { display: grid; gap: 10px; margin: 0; }
.scales div { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 12px; align-items: center; font-size: 13px; }
.scales dd { margin: 0; }
.scale { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 3px; }
.scale i { height: 4px; background: var(--greige); }
.scale i.on { background: var(--charcoal); }
.table-scroll { overflow-x: auto; }
.size-table { border-collapse: collapse; width: 100%; font-size: 13px; }
.size-table th, .size-table td { border-bottom: 1px solid var(--line-soft); padding: 8px 10px; text-align: left; white-space: nowrap; }
.size-table th { font-weight: 600; color: var(--charcoal); }
.look-panel { background: var(--ivory); display: flex; flex-direction: column; }
.look-panel-body { padding: 24px; display: grid; gap: 12px; justify-items: start; }
.look-panel-body > * { width: 100%; } .look-panel-body .link-ul { width: auto; margin-top: 8px; }
.look-items li { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; border-top: 1px solid var(--stone); padding-top: 10px; margin-top: 10px; }
.look-items li span { color: var(--espresso); white-space: nowrap; }
.look-items-lg li { font-size: 15px; padding: 14px 0 0; margin-top: 14px; border-top-color: var(--line); }
.look-total { font-weight: 600; } .look-total span { color: var(--charcoal) !important; }
.mobile-buy { display: none; }
@media (max-width: 900px) {
  .pdp { padding-top: 0; }
  .pdp-grid { gap: 24px; }
  .pdp-gallery { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; margin: 0 calc(-1 * var(--gutter)); scrollbar-width: none; gap: 4px; flex-basis: 100%; }
  .pdp-gallery figure { flex: 0 0 86%; scroll-snap-align: start; }
  .pdp-info { position: static; max-width: none; flex-basis: 100%; }
  .mobile-buy { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; background: var(--ivory); border-top: 1px solid var(--line); padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom, 0px));
    display: flex; justify-content: space-between; align-items: center; gap: 12px; transform: translateY(110%); transition: transform .25s; }
  .mobile-buy.is-on { transform: none; }
  .mobile-buy > span { display: grid; font-size: 13px; min-width: 0; }
  .mobile-buy b { font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .mobile-buy .btn { min-height: 44px; flex: none; }
}

/* ---------- Cách phối, trang tĩnh */
.look-page { padding-top: 24px; }
.look-hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 64px); align-items: start; }
.look-hero-img { aspect-ratio: 4 / 5; overflow: hidden; background: var(--stone); }
.look-hero-img img, .look-hero-img .img-ph { width: 100%; height: 100%; object-fit: cover; }
.look-hero-info { display: grid; gap: 18px; position: sticky; top: calc(var(--header-h, 85px) + 24px); }
@media (max-width: 900px) { .look-hero { grid-template-columns: 1fr; } .look-hero-info { position: static; } }
.page-body { padding-top: 32px; display: grid; gap: 24px; }
.page-prose { font-size: 16px; max-width: 68ch; }
.empty-page { padding-top: 96px; padding-bottom: 32px; text-align: center; display: grid; justify-items: center; gap: 20px; }

/* ---------- Giỏ hàng */
.checkout { padding-top: 24px; display: grid; gap: 24px; }
.checkout-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 72px); align-items: start; }
@media (max-width: 900px) { .checkout-grid { grid-template-columns: 1fr; } }
.cart-col { display: grid; gap: 16px; }
.ship-col { background: var(--paper); border: 1px solid var(--line-soft); padding: clamp(20px, 3vw, 32px); }
.line { display: grid; grid-template-columns: 88px minmax(0, 1fr) auto; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line-soft); }
.line:first-child { border-top: 1px solid var(--line); }
.line img, .line .img-ph { width: 88px; aspect-ratio: 3 / 4; object-fit: cover; background: var(--stone); }
.line-name { font-weight: 500; }
.line-meta { font-size: 13px; color: var(--text-2); margin: 2px 0 10px; }
.line-err { color: var(--danger); font-size: 13px; margin-top: 6px; }
.line-amount { font-size: 15px; white-space: nowrap; }
.qty { display: inline-flex; border: 1px solid var(--greige); vertical-align: middle; }
.qty button { width: 40px; height: 40px; border: 0; background: none; }
.qty span { width: 32px; display: grid; place-items: center; font-size: 14px; }
.line-remove { background: none; border: 0; font-size: 12px; text-decoration: underline; text-underline-offset: 3px; color: var(--text-2); padding: 0 0 0 14px; min-height: 40px; }
.totals { margin: 4px 0 0; display: grid; gap: 4px; }
.totals div { display: flex; justify-content: space-between; padding: 4px 0; }
.totals dt, .totals dd { margin: 0; }
.totals .total { border-top: 1px solid var(--charcoal); margin-top: 8px; padding-top: 14px; font-weight: 600; font-size: 18px; }
.field { display: grid; gap: 6px; margin: 0 0 14px; font-size: 13px; color: var(--text-2); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
@media (max-width: 520px) { .field-row { grid-template-columns: 1fr; } }
.field input, .field textarea { border: 1px solid var(--greige); background: var(--white); padding: 12px 14px; font-size: 16px; color: var(--charcoal); border-radius: 0; width: 100%; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--charcoal); box-shadow: inset 0 0 0 1px var(--charcoal); }
.field.has-error input, .field.has-error textarea { border-color: var(--danger); }
.field .err { color: var(--danger); font-size: 12px; }
.pay-method { display: grid; gap: 2px; padding: 14px 16px; border: 1px solid var(--charcoal); margin: 4px 0 16px; font-size: 14px; }
.form-error { color: var(--danger); font-size: 14px; margin-bottom: 12px; }
.done { padding: 48px 0; text-align: center; display: grid; justify-items: center; gap: 16px; }

/* ---------- Chân trang */
.site-footer { margin-top: clamp(80px, 10vw, 128px); background: var(--charcoal); color: var(--stone); }
.footer-inner { padding-top: 80px; padding-bottom: 40px; display: grid; gap: 64px; }
.footer-top { display: flex; flex-wrap: wrap; gap: 48px; justify-content: space-between; }
.footer-brand { flex: 1 1 280px; max-width: 360px; display: grid; gap: 20px; align-content: start; font-size: 14px; line-height: 1.7; }
.footer-brand img { width: 200px; height: auto; }
.footer-contact { color: var(--greige); }
.footer-contact a { color: var(--ivory); }
.footer-cols { flex: 2 1 520px; display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 32px; font-size: 14px; }
.footer-h { font: 500 12px var(--font); letter-spacing: .16em; text-transform: uppercase; color: var(--greige); margin: 0 0 14px; }
.footer-cols ul { display: grid; gap: 12px; }
.footer-cols a { color: var(--ivory); }
.footer-cols a:hover { color: var(--greige); }
.footer-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; border-top: 1px solid rgba(200,190,177,.3); padding-top: 24px; font-size: 12px; letter-spacing: .06em; color: var(--greige); }
@media (max-width: 700px) { .footer-inner { padding-top: 48px; gap: 40px; } }
@media (max-width: 900px) { .page-product .site-footer { padding-bottom: 72px; } .page-product .toast { bottom: calc(84px + env(safe-area-inset-bottom, 0px)); } }

.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--charcoal); color: var(--ivory); padding: 14px 20px; font-size: 14px; z-index: 70; width: max-content; max-width: calc(100% - 32px); display: flex; gap: 14px; align-items: center; }
.toast a { color: var(--ivory); text-decoration: underline; text-underline-offset: 3px; white-space: nowrap; }
.preview-bar { position: sticky; top: 0; z-index: 50; background: var(--espresso); color: var(--ivory); font-size: 13px; padding: 8px 16px; text-align: center; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}