/* Mơ Mộng Màng — hệ thiết kế dùng chung cho cửa hàng, trang CTV và trang quản lý. */
:root {
  /* Soft pastel futurism: trắng ngà chủ đạo, hồng phấn và tím oải hương làm điểm nhấn nhẹ,
     chi tiết công nghệ bằng đường kẻ mảnh và bạc. Tên biến "mist" giữ từ bản đầu. */
  --bg: #faf7f8;
  --bg-2: #f6f1f4;
  --bg-3: #f3f0f4;
  --surface: #ffffff;
  --pink: #f3dde7;
  --dusty: #eac9da;
  --lavender: #d9cbe8;
  --ice: #dce8ec;
  --silver: #d9d9df;
  --mist-50: #f3f0f4;
  --mist-100: #f3dde7;
  --mist-300: #eac9da;
  --mist: #a67a9b;        /* hồng tím trầm: chữ nhấn đủ tương phản */
  --mist-600: #292630;
  --mist-700: #15131a;
  --ink: #292630;
  --ink-2: #77717e;
  --ink-3: #9e98a5;
  --line: #ebe6ec;
  --line-strong: #d9d9df;
  --peach-100: #f3dde7;
  --peach: #eac9da;
  --peach-600: #a8547d;   /* giá giảm */
  --success: #2f7a55;
  --success-bg: #e6f3ec;
  --warning: #8a5d12;
  --warning-bg: #f8f0de;
  --error: #b2302b;
  --error-bg: #fbe8e6;
  --info: #5b6f9c;
  --info-bg: #e9eef7;
  --grad-soft: linear-gradient(120deg, #f3dde7 0%, #d9cbe8 55%, #dce8ec 100%);
  --grad-text: linear-gradient(95deg, #b5779b 0%, #8d7bbd 60%, #6f93a6 100%);
  --shadow-soft: 0 10px 30px rgba(41, 38, 48, .06);

  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Manrope', 'Inter', system-ui, sans-serif;

  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px; --s7: 48px; --s8: 64px; --s9: 96px;
  --radius: 6px;
  --radius-lg: 12px;
  --wrap: 1240px;
  --gutter: 16px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
@media (min-width: 768px) { :root { --gutter: 32px; } }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 15px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--mist-600); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.num { font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.eyebrow { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--mist-600); font-weight: 500; }
h1, h2, h3, .stat strong, .hero-meta strong, .code-display strong { font-variant-numeric: lining-nums; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; line-height: 1.2; margin: 0; letter-spacing: -.01em; }
h1 { font-size: clamp(30px, 5vw, 52px); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: 20px; }
p { margin: 0 0 var(--s3); }

/* ---------- Nút ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 0 22px; border: 1px solid var(--mist-600); border-radius: var(--radius);
  background: var(--mist-600); color: #fff; font-weight: 500; font-size: 14px; letter-spacing: .02em;
  text-decoration: none; cursor: pointer; transition: background .2s var(--ease), color .2s var(--ease), border-color .2s;
}
.btn:hover { background: var(--mist-700); border-color: var(--mist-700); }
.btn-ghost { border-color: var(--mist-600); }
.btn[disabled], .btn[aria-disabled='true'] { opacity: .45; cursor: not-allowed; }
.btn-ghost { background: transparent; color: var(--mist-700); }
.btn-ghost:hover { background: var(--mist-600); color: #fff; }
.btn-soft { background: var(--mist-100); border-color: var(--mist-100); color: var(--ink); }
.btn-soft:hover { background: var(--mist-300); border-color: var(--mist-300); }
.btn-danger { background: transparent; color: var(--error); border-color: var(--error); }
.btn-danger:hover { background: var(--error); color: #fff; border-color: var(--error); }
.btn-sm { min-height: 34px; padding: 0 12px; font-size: 13px; }
.btn-block { width: 100%; }
.link-btn { background: none; border: 0; padding: 0; color: var(--mist-700); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }

/* ---------- Thông báo ---------- */
.note { padding: 12px 14px; border-left: 3px solid var(--info); background: var(--info-bg); font-size: 14px; margin: 0 0 var(--s4); }
.note-success { border-color: var(--success); background: var(--success-bg); }
.note-warning { border-color: var(--warning); background: var(--warning-bg); }
.note-error { border-color: var(--error); background: var(--error-bg); }
.note p:last-child { margin: 0; }
.tag { display: inline-block; font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: 3px 8px; background: var(--surface); color: var(--ink); border: 1px solid var(--line); }
.tag-sale { background: var(--peach-600); border-color: var(--peach-600); color: #fff; }
.tag-new { background: var(--mist-600); border-color: var(--mist-600); color: #fff; }
.tag-out { background: var(--bg); color: var(--ink-3); }
.tag-demo { background: var(--warning-bg); border-color: #e8d5ab; color: var(--warning); }

/* ---------- Biểu mẫu ---------- */
.field { display: grid; gap: 6px; margin-bottom: var(--s4); align-content: start; }
/* Ô nhập không giãn theo ô bên cạnh có dòng gợi ý */
.field > .input, .field > input.input { align-self: start; }
.field > label, .label { font-size: 13px; font-weight: 500; color: var(--ink); }
.field .hint { font-size: 12px; color: var(--ink-3); }
.field .err { font-size: 13px; color: var(--error); }
.input, select.input, textarea.input {
  width: 100%; min-height: 46px; padding: 10px 12px; background: var(--surface);
  border: 1px solid var(--line-strong); border-radius: var(--radius); font-size: 15px;
}
textarea.input { min-height: 96px; resize: vertical; line-height: 1.5; }
.input:focus { outline: none; border-color: var(--mist-600); box-shadow: 0 0 0 3px var(--mist-100); }
.input[aria-invalid='true'] { border-color: var(--error); }
.grid-2 { display: grid; gap: 0 var(--s4); }
@media (min-width: 640px) { .grid-2 { grid-template-columns: 1fr 1fr; } }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; cursor: pointer; }
.check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--ink); }

/* ---------- Thanh thông báo + Header ---------- */
.announce { background: var(--mist-600); color: var(--bg); font-size: 11px; text-align: center; padding: 9px var(--gutter); letter-spacing: .16em; text-transform: uppercase; }
.site-header { background: rgba(255, 255, 255, .94); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 40; }
.header-row { display: flex; align-items: center; gap: var(--s4); min-height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.logo-mark { width: 30px; height: 30px; }
.logo-img { display: block; height: 52px; width: auto; }
.footer-brand .logo-img { height: 84px; }
.admin-side .logo-img { height: 46px; }
.logo-word { font-family: var(--font-display); font-style: italic; font-size: 22px; font-weight: 500; letter-spacing: -.01em; white-space: nowrap; }
.nav { display: none; gap: 22px; margin: 0 auto; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.nav a { text-decoration: none; padding: 6px 0; border-bottom: 1px solid transparent; }
.nav a:hover, .nav a[aria-current='page'] { border-color: var(--ink); }
.header-tools { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.icon-btn { position: relative; display: inline-grid; place-items: center; width: 42px; height: 42px; background: none; border: 0; cursor: pointer; text-decoration: none; }
.icon-btn svg { width: 22px; height: 22px; }
.cart-count { position: absolute; top: 4px; right: 2px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px; background: var(--peach-600); color: #fff; font-size: 11px; font-weight: 600; display: grid; place-items: center; }
.cart-count[hidden] { display: none; }
.search-bar { border-top: 1px solid var(--line); padding: 12px 0; }
.search-bar form { display: flex; gap: 8px; }
.menu-toggle summary { list-style: none; }
.menu-toggle summary::-webkit-details-marker { display: none; }
.mobile-nav { position: absolute; left: 0; right: 0; top: 100%; background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px var(--gutter) 20px; display: grid; }
.mobile-nav a { padding: 12px 0; border-bottom: 1px solid var(--line); text-decoration: none; font-size: 16px; }
@media (max-width: 479px) {
  .header-row { gap: 4px; }
  .logo { gap: 6px; min-width: 0; }
  .logo-word { font-size: 18px; }
  .logo-mark { width: 24px; height: 24px; }
  .logo-img { height: 44px; }
  .hide-sm { display: none; }
  .icon-btn { width: 38px; }
}
@media (min-width: 1100px) {
  .header-row { display: grid; grid-template-columns: 1fr auto 1fr; }
  .nav { display: flex; order: 1; justify-self: start; margin: 0; }
  .logo { order: 2; justify-self: center; }
  .header-tools { order: 3; justify-self: end; margin: 0; }
  .menu-toggle { display: none; }
  .logo-img { height: 62px; }
}

/* ---------- Lưới sản phẩm ---------- */
.grid-products { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s6) var(--s3); }
@media (min-width: 768px) { .grid-products { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s7) var(--s5); } }
@media (min-width: 768px) and (max-width: 899px) { .grid-products.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 900px) { .grid-products.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.card { position: relative; display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s3); text-decoration: none; min-width: 0; }
.card-media { position: relative; aspect-ratio: 4 / 5; background: var(--mist-50); overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.card:hover .card-media img { transform: scale(1.035); }
.card-tags { position: absolute; top: 10px; left: 10px; display: flex; flex-wrap: wrap; gap: 4px; }
.card-body { display: grid; gap: 2px; }
.card-brand { font-size: 12px; color: var(--ink-3); letter-spacing: .04em; }
.card-name { font-weight: 500; line-height: 1.35; }
.card:hover .card-name { text-decoration: underline; text-underline-offset: 3px; }
.price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 8px; font-variant-numeric: tabular-nums; }
.price .now { font-weight: 600; }
.price .was { color: var(--ink-3); text-decoration: line-through; font-size: 13px; }
.price .now.sale { color: var(--peach-600); }
.swatches { display: flex; gap: 4px; margin-top: 4px; }
.swatches i { width: 12px; height: 12px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(0,0,0,.15); }

/* ---------- Danh sách + bộ lọc ---------- */
.page-head { padding: var(--s7) 0 var(--s5); border-bottom: 1px solid var(--line); margin-bottom: var(--s5); }
.page-head p { color: var(--ink-2); margin: var(--s2) 0 0; }
.breadcrumb { font-size: 13px; color: var(--ink-3); margin-bottom: var(--s3); }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.catalog { display: grid; gap: var(--s6); padding-bottom: var(--s8); }
@media (min-width: 960px) { .catalog { grid-template-columns: 240px 1fr; gap: var(--s7); } }
.filters { display: grid; gap: 0; align-content: start; }
.filters details { border-bottom: 1px solid var(--line); padding: var(--s3) 0; }
.filters summary { cursor: pointer; font-weight: 500; font-size: 14px; list-style: none; display: flex; justify-content: space-between; }
.filters summary::after { content: '+'; color: var(--ink-3); }
.filters details[open] summary::after { content: '–'; }
.filters .opts { display: grid; gap: 8px; padding-top: var(--s3); }
.filters .opts.sizes { grid-template-columns: repeat(4, 1fr); gap: 6px; }
.chip-radio { position: relative; }
.chip-radio input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip-radio span { display: grid; place-items: center; min-height: 36px; border: 1px solid var(--line-strong); font-size: 13px; background: var(--surface); }
.chip-radio input:checked + span { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chip-radio input:focus-visible + span { outline: 2px solid var(--mist-600); outline-offset: 2px; }
.color-opt { display: flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.color-opt i { width: 16px; height: 16px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(0,0,0,.18); }
.filters-mobile summary.btn { width: 100%; }
@media (min-width: 960px) { .filters-mobile > summary { display: none; } .filters-mobile { display: block; } }
.toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s3); margin-bottom: var(--s5); font-size: 14px; }
.toolbar select { min-height: 38px; padding: 0 10px; border: 1px solid var(--line-strong); background: var(--surface); }
.active-filters { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: var(--s4); }
.active-filters a { font-size: 13px; padding: 4px 10px; border: 1px solid var(--line-strong); text-decoration: none; background: var(--surface); }
.active-filters a:hover { border-color: var(--ink); }
.pager { display: flex; gap: 4px; justify-content: center; margin-top: var(--s7); }
.pager a, .pager span { min-width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid var(--line); text-decoration: none; font-size: 14px; }
.pager [aria-current] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.empty { padding: var(--s8) 0; text-align: center; color: var(--ink-2); }
.empty h2 { color: var(--ink); margin-bottom: var(--s3); }

/* ---------- Chi tiết sản phẩm ---------- */
.pdp { display: grid; gap: var(--s6); padding: var(--s5) 0 var(--s8); }
@media (min-width: 960px) { .pdp { grid-template-columns: 7fr 5fr; gap: var(--s8); } .pdp-info { position: sticky; top: 92px; align-self: start; } }
.gallery-main { position: relative; aspect-ratio: 4 / 5; background: var(--mist-50); overflow: hidden; cursor: zoom-in; border: 0; padding: 0; width: 100%; }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-top: 8px; }
.gallery-thumbs button { aspect-ratio: 1; padding: 0; border: 1px solid transparent; background: var(--mist-50); cursor: pointer; overflow: hidden; }
.gallery-thumbs button[aria-current='true'] { border-color: var(--ink); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.pdp-info h1 { font-size: clamp(28px, 3.4vw, 40px); margin: var(--s2) 0; }
.pdp-sku { font-size: 12px; color: var(--ink-3); letter-spacing: .04em; }
.pdp-price { font-size: 22px; margin: var(--s4) 0 var(--s5); }
.pdp-price .was { font-size: 15px; }
.opt-group { margin-bottom: var(--s5); }
.opt-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--s2); font-size: 14px; }
.opt-head strong { font-weight: 500; }
.color-swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.color-swatch { position: relative; width: 38px; height: 38px; }
.color-swatch input { position: absolute; inset: 0; opacity: 0; cursor: pointer; margin: 0; }
.color-swatch i { display: block; width: 100%; height: 100%; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(0,0,0,.18); }
.color-swatch input:checked + i { box-shadow: 0 0 0 2px var(--bg), 0 0 0 3px var(--ink); }
.color-swatch input:focus-visible + i { outline: 2px solid var(--mist-600); outline-offset: 4px; }
.size-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(56px, 1fr)); gap: 6px; }
.size-opt { position: relative; }
.size-opt input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.size-opt span { display: grid; place-items: center; height: 46px; border: 1px solid var(--line-strong); background: var(--surface); font-size: 14px; font-variant-numeric: tabular-nums; }
.size-opt input:checked + span { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.size-opt input:disabled + span { color: var(--ink-3); background: repeating-linear-gradient(135deg, transparent 0 6px, var(--line) 6px 7px); cursor: not-allowed; }
.size-opt input:focus-visible + span { outline: 2px solid var(--mist-600); outline-offset: 2px; }
.stock-line { font-size: 14px; min-height: 22px; margin-bottom: var(--s3); }
.stock-line.low { color: var(--peach-600); }
.stock-line.out { color: var(--error); }
.qty { display: inline-flex; border: 1px solid var(--line-strong); background: var(--surface); height: 46px; }
.qty button { width: 42px; border: 0; background: none; cursor: pointer; font-size: 18px; }
.qty button:disabled { color: var(--line-strong); cursor: not-allowed; }
.qty input { width: 48px; border: 0; text-align: center; background: none; font-variant-numeric: tabular-nums; -moz-appearance: textfield; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; }
.buy-row { display: grid; grid-template-columns: auto 1fr; gap: var(--s2); margin-bottom: var(--s2); }
.pdp-accordion { margin-top: var(--s6); border-top: 1px solid var(--line); }
.pdp-accordion details { border-bottom: 1px solid var(--line); }
.pdp-accordion summary { padding: var(--s4) 0; cursor: pointer; font-weight: 500; list-style: none; display: flex; justify-content: space-between; }
.pdp-accordion summary::after { content: '+'; color: var(--ink-3); }
.pdp-accordion details[open] summary::after { content: '–'; }
.pdp-accordion .body { padding-bottom: var(--s4); color: var(--ink-2); font-size: 14px; }
.prose { max-width: 68ch; }
.prose p, .prose li { color: var(--ink-2); }
.prose ul { padding-left: 1.2em; margin: 0 0 var(--s3); }
.prose h2 { margin: var(--s6) 0 var(--s3); font-size: 24px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg); padding: 12px 18px; font-size: 14px; opacity: 0; pointer-events: none; transition: all .3s var(--ease); z-index: 90; max-width: calc(100% - 32px); display: flex; gap: 12px; align-items: center; }
.toast.show { opacity: 1; transform: translateX(-50%); pointer-events: auto; }
.toast a { color: var(--peach); }
dialog { border: 0; padding: 0; max-width: min(960px, calc(100% - 32px)); background: var(--surface); color: var(--ink); }
dialog::backdrop { background: rgba(48, 39, 43, .55); }
.dialog-head { display: flex; justify-content: space-between; align-items: center; padding: var(--s4) var(--s5); border-bottom: 1px solid var(--line); }
.dialog-body { padding: var(--s5); max-height: 75vh; overflow: auto; }
.zoom-img { max-height: 85vh; width: auto; margin: 0 auto; }
table.plain { width: 100%; border-collapse: collapse; font-size: 14px; }
table.plain th, table.plain td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
table.plain th { font-weight: 500; color: var(--ink-2); font-size: 13px; }

/* ---------- Giỏ hàng + thanh toán ---------- */
.cart-layout { display: grid; gap: var(--s6); padding-bottom: var(--s8); }
@media (min-width: 960px) { .cart-layout { grid-template-columns: 1fr 380px; gap: var(--s7); } .summary { position: sticky; top: 92px; align-self: start; } }
.cart-line { display: grid; grid-template-columns: 88px 1fr; gap: var(--s4); padding: var(--s4) 0; border-bottom: 1px solid var(--line); }
.cart-line:first-child { border-top: 1px solid var(--ink); }
.cart-line img { width: 88px; aspect-ratio: 4 / 5; object-fit: cover; background: var(--mist-50); }
.cart-line .top { display: flex; justify-content: space-between; gap: var(--s3); }
.cart-line .meta { font-size: 13px; color: var(--ink-2); }
.cart-line .row { display: flex; justify-content: space-between; align-items: center; gap: var(--s3); margin-top: var(--s3); }
.cart-line .qty { height: 38px; }
.cart-line .qty button { width: 34px; }
.cart-line .problem { color: var(--error); font-size: 13px; margin-top: 6px; }
.summary { background: var(--surface); border: 1px solid var(--line); padding: var(--s5); }
.summary h2 { font-size: 22px; margin-bottom: var(--s4); }
.sum-row { display: flex; justify-content: space-between; gap: var(--s3); padding: 6px 0; font-size: 14px; font-variant-numeric: tabular-nums; }
.sum-row.total { border-top: 1px solid var(--line); margin-top: var(--s2); padding-top: var(--s3); font-size: 17px; font-weight: 600; }
.sum-row.pay-now { background: var(--peach-100); margin: var(--s3) calc(-1 * var(--s3)) 0; padding: 10px var(--s3); font-weight: 600; }
.sum-row .minus { color: var(--success); }
.code-row { display: flex; gap: 8px; margin-top: var(--s3); }
.code-row .input { min-height: 42px; text-transform: uppercase; }
.pay-options { display: grid; gap: var(--s2); margin-bottom: var(--s4); }
.pay-option { display: grid; grid-template-columns: 20px 1fr auto; gap: var(--s3); align-items: start; padding: var(--s4); border: 1px solid var(--line-strong); background: var(--surface); cursor: pointer; }
.pay-option:has(input:checked) { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.pay-option input { accent-color: var(--ink); width: 18px; height: 18px; margin: 2px 0 0; }
.pay-option strong { display: block; font-weight: 600; }
.pay-option small { color: var(--ink-2); font-size: 13px; }
.checkout-step { margin-bottom: var(--s6); }
.checkout-step h2 { font-size: 22px; margin-bottom: var(--s4); display: flex; gap: 10px; align-items: baseline; }
.checkout-step h2 span { font-family: var(--font-body); font-size: 12px; color: var(--ink-3); }
.mini-line { display: grid; grid-template-columns: 56px 1fr auto; gap: var(--s3); align-items: center; padding: 8px 0; font-size: 14px; }
.mini-line img { width: 56px; aspect-ratio: 4 / 5; object-fit: cover; background: var(--mist-50); }

/* ---------- Đơn hàng ---------- */
.order-hero { padding: var(--s7) 0 var(--s5); }
.order-grid { display: grid; gap: var(--s6); padding-bottom: var(--s8); }
@media (min-width: 960px) { .order-grid { grid-template-columns: 1fr 380px; gap: var(--s7); } }
.pay-box { border: 1px solid var(--ink); background: var(--surface); padding: var(--s5); display: grid; gap: var(--s4); }
@media (min-width: 640px) { .pay-box.has-qr { grid-template-columns: 220px 1fr; align-items: start; } }
.pay-box img { width: 220px; max-width: 100%; aspect-ratio: auto; background: #fff; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; font-size: 14px; margin: 0; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.timeline { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line-strong); }
.timeline li { position: relative; padding: 0 0 var(--s4) var(--s5); font-size: 14px; }
.timeline li::before { content: ''; position: absolute; left: -5px; top: 6px; width: 9px; height: 9px; border-radius: 50%; background: var(--mist); }
.timeline li:last-child { padding-bottom: 0; }
.timeline time { display: block; font-size: 12px; color: var(--ink-3); }
.steps { display: flex; gap: 0; margin: var(--s5) 0; font-size: 12px; overflow-x: auto; }
.steps li { flex: 1; min-width: 88px; list-style: none; padding-top: 12px; border-top: 3px solid var(--line); color: var(--ink-3); }
.steps li.done { border-color: var(--mist-600); color: var(--ink); }
.steps ol { padding: 0; margin: 0; display: flex; width: 100%; gap: 4px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--mist-700); color: var(--mist-100); padding: var(--s8) 0 var(--s5); font-size: 14px; margin-top: var(--s8); }
.footer-grid { display: grid; gap: var(--s6); }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.site-footer h3 { font-family: var(--font-body); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--mist-300); font-weight: 500; margin-bottom: var(--s3); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; color: #fff; }
.site-footer a:hover { text-decoration: underline; }
.footer-brand .logo-word { color: var(--bg); font-size: 28px; }
.footer-brand p { color: var(--mist-300); max-width: 36ch; margin-top: var(--s3); }
.footer-bottom { margin-top: var(--s7); padding-top: var(--s4); border-top: 1px solid rgba(255,255,255,.12); display: flex; flex-wrap: wrap; gap: var(--s3); justify-content: space-between; color: var(--mist-300); font-size: 12px; }

/* ---------- Trang CTV + đăng nhập ---------- */
.auth-wrap { max-width: 440px; margin: 0 auto; padding: var(--s8) var(--gutter); }
.auth-wrap h1 { font-size: 32px; margin-bottom: var(--s2); }
.auth-wrap .lead { color: var(--ink-2); margin-bottom: var(--s5); }
.stat-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-bottom: var(--s6); }
@media (min-width: 768px) { .stat-row { grid-template-columns: repeat(4, 1fr); } }
.stat { background: var(--surface); padding: var(--s4) var(--s5); }
.stat span { display: block; font-size: 12px; color: var(--ink-2); }
.stat strong { display: block; font-family: var(--font-display); font-size: 26px; font-weight: 500; font-variant-numeric: tabular-nums; margin-top: 4px; }
.code-display { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s3); padding: var(--s5); background: var(--mist-700); color: var(--bg); margin-bottom: var(--s6); }
.code-display strong { font-family: var(--font-display); font-size: 34px; font-weight: 500; letter-spacing: .06em; }

/* ---------- Bảng (dùng chung CTV + admin) ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); background: var(--surface); }
table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
table.data th { font-size: 12px; font-weight: 500; color: var(--ink-2); background: var(--bg); white-space: nowrap; }
table.data tr:last-child td { border-bottom: 0; }
table.data td.r, table.data th.r { text-align: right; }
table.data a { font-weight: 500; }
.status { display: inline-block; font-size: 12px; font-weight: 500; padding: 2px 8px; border-radius: 10px; white-space: nowrap; background: var(--mist-50); color: var(--mist-700); }
.status-awaiting_payment, .status-pending, .status-draft { background: var(--warning-bg); color: var(--warning); }
.status-confirmed, .status-processing { background: var(--info-bg); color: var(--info); }
.status-shipped { background: var(--mist-100); color: var(--mist-700); }
.status-delivered, .status-earned, .status-active, .status-paid { background: var(--success-bg); color: var(--success); }
.status-cancelled, .status-returned, .status-void, .status-locked, .status-archived { background: #eceae5; color: var(--ink-3); }

/* ---------- Trang quản lý ---------- */
.admin-body { background: var(--bg); }
.admin { display: grid; grid-template-columns: minmax(0, 1fr); min-height: 100vh; }
@media (min-width: 1024px) { .admin { grid-template-columns: 232px minmax(0, 1fr); } }
.admin-side { background: var(--mist-700); color: var(--mist-100); padding: var(--s4); min-width: 0; }
.admin-side .logo-word { color: var(--bg); font-size: 20px; }
.admin-side nav { display: flex; gap: 2px; overflow-x: auto; margin-top: var(--s4); }
.admin-side nav a { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 9px 12px; text-decoration: none; color: var(--mist-100); font-size: 14px; white-space: nowrap; border-radius: var(--radius); }
.admin-side nav a:hover { background: rgba(255,255,255,.07); color: #fff; }
.admin-side nav a[aria-current='page'] { background: rgba(255,255,255,.16); color: #fff; }
.admin-side .badge { background: #fff; color: var(--mist-700) !important; color: #fff; border-radius: 9px; font-size: 11px; padding: 1px 7px; font-weight: 600; }
.admin-side .who { margin-top: 12px; font-size: 13px; color: var(--mist-300); display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: center; }
.admin-side .who form { margin: 0 !important; }
@media (min-width: 1024px) {
  .admin-side { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; padding: var(--s5) var(--s4); }
  .admin-side nav { flex-direction: column; overflow: visible; margin-top: var(--s6); }
  .admin-side .who { display: block; margin-top: auto; font-size: 13px; color: var(--mist-300); border-top: 1px solid rgba(255,255,255,.12); padding-top: var(--s4); }
  .admin-side .who a { color: var(--bg); }
}
.admin-main { padding: var(--s5) var(--gutter) var(--s8); min-width: 0; }
.admin-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s3); margin-bottom: var(--s5); }
.admin-head h1 { font-size: 30px; }
.admin-tools { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: var(--s4); }
.admin-tools .input { min-height: 38px; width: auto; flex: 1 1 200px; max-width: 320px; font-size: 14px; }
.admin-tools select.input { flex: 0 1 auto; }
.panel { background: var(--surface); border: 1px solid var(--line); padding: var(--s5); margin-bottom: var(--s5); }
.panel h2 { font-size: 20px; margin-bottom: var(--s4); }
.panel-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s5); }
.panel-grid > * { min-width: 0; }
@media (min-width: 1100px) { .panel-grid { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); } }
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--line); margin-bottom: var(--s4); overflow-x: auto; }
.tabs a { padding: 10px 14px; text-decoration: none; font-size: 14px; border-bottom: 2px solid transparent; white-space: nowrap; color: var(--ink-2); }
.tabs a[aria-current='page'] { border-color: var(--ink); color: var(--ink); font-weight: 500; }
.stock-grid { border-collapse: collapse; font-size: 14px; }
.stock-grid th, .stock-grid td { border: 1px solid var(--line); padding: 4px; text-align: center; }
.stock-grid th { background: var(--bg); font-weight: 500; padding: 8px; }
.stock-grid input { width: 64px; min-height: 36px; text-align: center; border: 1px solid transparent; background: transparent; font-variant-numeric: tabular-nums; }
.stock-grid input:focus { border-color: var(--mist-600); background: #fff; outline: none; }
.stock-grid td.low input { color: var(--peach-600); font-weight: 600; }
.stock-grid td.zero input { color: var(--ink-3); }
.actions-row { display: flex; flex-wrap: wrap; gap: 8px; }
.form-actions { position: sticky; bottom: 0; background: var(--bg); border-top: 1px solid var(--line); padding: var(--s3) 0; display: flex; gap: 8px; justify-content: flex-end; margin-top: var(--s5); }

@media print {
  .site-header, .site-footer, .announce, .admin-side, .no-print, .form-actions { display: none !important; }
  body, .admin-body { background: #fff; }
  .admin { display: block; }
  .panel { border: 0; padding: 0; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; } }

/* Sắp xếp dạng nút + biểu tượng mạng xã hội */
.sort-tabs { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.sort-label { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-2); margin-right: 4px; }
.sort-tabs a { padding: 7px 14px; border: 1px solid var(--line-strong); border-radius: 999px; text-decoration: none; font-size: 13px; color: var(--ink); background: #fff; transition: background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease); }
.sort-tabs a:hover { background: var(--mist-100); border-color: var(--mist-100); color: var(--mist-600); }
.sort-tabs a[aria-current] { background: var(--mist-600); border-color: var(--mist-600); color: #fff; }
.toolbar { align-items: center; }
.socials { display: flex; gap: 10px; margin-top: var(--s4); }
.social { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: #fff; color: var(--mist-600); border: 1px solid var(--mist-100); transition: background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease); background-image: none !important; }
.social:hover { background: var(--mist-600) !important; color: #fff !important; transform: translateY(-2px); }
.social svg { width: 20px; height: 20px; }
.mobile-nav .socials { padding: 16px 0 4px; }
.mobile-nav .social { border-bottom: 1px solid var(--mist-100); padding: 0; }

/* =====================================================================
   MODERN FASHION E-COMMERCE — một hệ thiết kế cho mọi trang
   Trắng chủ đạo · hồng nude điểm nhấn · đen than tạo chiều sâu
   ===================================================================== */
@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .3s; }

h1, h2, h3 { color: var(--ink); font-weight: 500; letter-spacing: -.015em; }
h1 { font-size: clamp(32px, 4.2vw, 52px); }
h2 { font-size: clamp(24px, 2.6vw, 34px); }
.eyebrow { font-size: 12px; letter-spacing: .14em; color: var(--mist); font-weight: 600; }
.price .now { font-weight: 600; }
.price .now.sale { color: var(--peach-600); }

/* Nút */
.btn { border-radius: var(--radius); font-weight: 500; letter-spacing: .02em; min-height: 48px; padding: 0 26px; background: var(--ink); border-color: var(--ink); color: #fff; transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .2s var(--ease), box-shadow .25s var(--ease); }
.btn:hover { background: #000; border-color: #000; box-shadow: 0 6px 18px rgba(0, 0, 0, .12); transform: translateY(-1px); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { background: var(--mist-100); border-color: var(--mist-300); color: var(--ink); box-shadow: none; }
.btn-soft { background: var(--mist-100); border-color: var(--mist-100); color: var(--ink); }
.btn-soft:hover { background: var(--mist-300); border-color: var(--mist-300); }
.btn-sm { min-height: 36px; padding: 0 14px; }
.input, select.input, textarea.input { border-radius: var(--radius); border-color: var(--line-strong); }
.input:focus { border-color: var(--ink); box-shadow: 0 0 0 3px var(--mist-100); }

/* Thanh thông báo + đầu trang */
.announce { background: var(--ink); color: #fff; font-size: 12px; letter-spacing: .04em; padding: 9px var(--gutter); }
.site-header { background: rgba(255, 255, 255, .96); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.header-row { min-height: 72px; gap: var(--s4); }
.logo-img { height: 50px; }
.header-search { display: none; position: relative; flex: 1; max-width: 520px; margin: 0 auto; }
.header-search svg { position: absolute; left: 14px; top: 50%; width: 18px; height: 18px; transform: translateY(-50%); color: var(--ink-2); pointer-events: none; }
.header-search input { width: 100%; height: 44px; padding: 0 16px 0 42px; border: 1px solid var(--line); border-radius: 999px; background: var(--bg-3); font-size: 14px; transition: border-color .2s, background .2s; }
.header-search input:focus { outline: none; background: #fff; border-color: var(--ink); }
.header-tools { gap: 4px; }
.icon-btn { border-radius: 50%; transition: background .2s; }
.icon-btn:hover { background: var(--bg-3); }
.cart-count { background: var(--mist); color: #fff; }
.header-nav { display: none; border-top: 1px solid var(--line); }
.header-nav .wrap { display: flex; justify-content: center; gap: var(--s6); }
.header-nav a { position: relative; padding: 13px 0; font-size: 14px; font-weight: 500; text-decoration: none; color: var(--ink); }
.header-nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 8px; height: 2px; background: var(--mist); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.header-nav a:hover::after, .header-nav a[aria-current='page']::after { transform: scaleX(1); }
.nav { display: none !important; }
@media (min-width: 960px) {
  .header-search { display: block; }
  .search-mobile { display: none; }
  .header-nav { display: block; }
  .menu-toggle { display: none; }
  .header-row { display: flex; }
  .logo, .header-tools { order: 0; justify-self: auto; }
  .header-tools { margin-left: 0; }
  .logo-img { height: 56px; }
}

/* Trang chủ: banner */
.hero { background: var(--bg-2); padding: var(--s6) 0 var(--s7); }
.hero-grid { display: grid; gap: var(--s6); align-items: center; }
.hero-copy h1 { margin: var(--s3) 0 var(--s4); max-width: 13ch; line-height: 1.08; }
.hero-copy h1 em { font-style: italic; color: var(--mist); }
.hero-lead { font-size: 17px; color: var(--ink-2); max-width: 40ch; margin-bottom: var(--s5); }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--s3); }
.hero-points { list-style: none; padding: 0; margin: var(--s5) 0 0; display: flex; flex-wrap: wrap; gap: 8px 24px; font-size: 13px; color: var(--ink-2); }
.hero-points li::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--mist); margin-right: 8px; vertical-align: middle; }
.hero-media { position: relative; }
.hero-img { display: block; aspect-ratio: 4 / 5; border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-3); }
.hero-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.hero-img:hover img { transform: scale(1.03); }
.hero-chip { position: absolute; left: 16px; top: 16px; display: grid; gap: 2px; padding: 14px 18px; background: rgba(255, 255, 255, .95); border-radius: var(--radius-lg); box-shadow: 0 8px 24px rgba(0, 0, 0, .08); text-decoration: none; min-width: 200px; }
.hero-chip-label { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--mist); font-weight: 600; }
.hero-chip strong { font-weight: 500; }
@media (min-width: 900px) {
  .hero { padding: var(--s8) 0; }
  .hero-grid { grid-template-columns: 5fr 6fr; gap: var(--s8); }
  .hero-media { max-width: 560px; justify-self: end; width: 100%; }
}

/* Phần + tiêu đề phần */
.section { padding: var(--s8) 0; }
.section + .section { border-top: 0; }
.section-alt { background: var(--bg-2); }
.section-tight { padding: var(--s6) 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s4); margin-bottom: var(--s5); }
.section-head h2 { margin-top: 6px; }
.sh-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 500; text-decoration: none; white-space: nowrap; }
.sh-link svg, .promo-cta svg, .cat-tile-count svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.sh-link:hover svg, .promo:hover .promo-cta svg, .cat-tile:hover .cat-tile-count svg { transform: translateX(3px); }

/* Ô danh mục */
.cat-tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s3); }
@media (min-width: 768px) { .cat-tiles { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s4); } }
.cat-tile { display: grid; gap: 4px; text-decoration: none; }
.cat-tile-img { display: block; aspect-ratio: 1; border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-3); margin-bottom: 8px; }
.cat-tile-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.cat-tile:hover .cat-tile-img img { transform: scale(1.05); }
.cat-tile-img img.is-ph { object-fit: contain; }
.cat-tile-name { font-weight: 600; font-size: 16px; }
.cat-tile-count { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-2); }

/* Thẻ sản phẩm */
.grid-products { gap: var(--s6) var(--s3); }
@media (min-width: 768px) { .grid-products { gap: var(--s6) var(--s4); } }
.card { position: relative; display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; min-width: 0; }
.card-media { position: relative; aspect-ratio: 4 / 5; border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-3); }
.card-img { position: absolute; inset: 0; display: block; }
.card-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity .45s var(--ease), transform .8s var(--ease); }
.card-img .img-alt { opacity: 0; }
.card:hover .card-img .img-alt { opacity: 1; }
.card:hover .card-img img { transform: scale(1.03); }
.card-tags { position: absolute; top: 12px; left: 12px; display: flex; flex-wrap: wrap; gap: 4px; pointer-events: none; }
.tag { border: 0; border-radius: 4px; padding: 4px 8px; font-size: 10px; letter-spacing: .08em; font-weight: 600; background: #fff; color: var(--ink); }
.tag-new { background: var(--ink); color: #fff; }
.tag-sale { background: var(--mist); color: #fff; }
.tag-out { background: #fff; color: var(--ink-3); }
.tag-demo { background: var(--warning-bg); color: var(--warning); }
.wish { position: absolute; top: 10px; right: 10px; width: 36px; height: 36px; display: grid; place-items: center; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .92); color: var(--ink); cursor: pointer; transition: transform .2s var(--ease), color .2s, background .2s; z-index: 2; }
.wish svg { width: 18px; height: 18px; }
.wish:hover { transform: scale(1.08); color: var(--mist); }
.wish[aria-pressed='true'] { color: var(--mist); }
.wish[aria-pressed='true'] svg { fill: currentColor; }
.wish-lg { position: static; width: 48px; height: 48px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: #fff; }
.quick { position: absolute; left: 10px; right: 10px; bottom: 10px; padding: 10px; background: rgba(255, 255, 255, .96); border-radius: var(--radius); box-shadow: 0 6px 20px rgba(0, 0, 0, .08); opacity: 0; transform: translateY(10px); pointer-events: none; transition: opacity .3s var(--ease), transform .3s var(--ease); z-index: 2; }
.quick-title { display: block; font-size: 11px; color: var(--ink-2); margin-bottom: 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.quick-sizes { display: flex; flex-wrap: wrap; gap: 4px; }
.quick-sizes button { min-width: 36px; height: 30px; padding: 0 6px; border: 1px solid var(--line-strong); border-radius: 4px; background: #fff; font-size: 12px; cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.quick-sizes button:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.quick-toggle { position: absolute; right: 10px; bottom: 10px; width: 36px; height: 36px; display: grid; place-items: center; border: 0; border-radius: 50%; background: var(--ink); color: #fff; cursor: pointer; z-index: 3; transition: transform .25s var(--ease); }
.quick-toggle svg { width: 18px; height: 18px; }
.card.is-quick .quick { opacity: 1; transform: none; pointer-events: auto; bottom: 54px; }
.card.is-quick .quick-toggle { transform: rotate(45deg); }
@media (hover: hover) and (min-width: 768px) {
  .quick-toggle { display: none; }
  .card:hover .quick, .card:focus-within .quick { opacity: 1; transform: none; pointer-events: auto; }
}
.card-body { display: grid; gap: 3px; text-decoration: none; }
.card-brand { font-size: 12px; color: var(--ink-2); letter-spacing: .02em; }
.card-name { font-weight: 500; line-height: 1.35; transition: color .2s; }
.card-body:hover .card-name { color: var(--mist); }
.card:hover .card-name { text-decoration: none; }

/* Banner khuyến mãi */
.promo-grid { display: grid; gap: var(--s4); }
@media (min-width: 768px) { .promo-grid { grid-template-columns: 1fr 1fr; } }
.promo { display: grid; gap: 10px; align-content: end; min-height: 240px; padding: var(--s6); border-radius: var(--radius-lg); text-decoration: none; transition: transform .3s var(--ease); }
.promo:hover { transform: translateY(-3px); }
.promo strong { font-family: var(--font-display); font-weight: 500; font-size: clamp(24px, 2.6vw, 32px); line-height: 1.15; max-width: 18ch; }
.promo-dark { background: var(--ink); color: #fff; }
.promo-dark .eyebrow { color: var(--mist-300); }
.promo-dark span { color: #d6d6d6; }
.promo-pink { background: var(--mist-100); color: var(--ink); }
.promo-pink span { color: var(--ink-2); }
.promo-cta { display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; font-weight: 500; color: inherit !important; }
.promo-dark .promo-cta { color: #fff !important; }

/* Lợi ích */
.benefits { display: grid; gap: var(--s3); border: 0; }
@media (min-width: 768px) { .benefits { grid-template-columns: repeat(3, 1fr); gap: var(--s4); } }
.benefit, .benefit + .benefit { padding: var(--s5); border: 1px solid var(--line); border-radius: var(--radius-lg); display: grid; gap: 4px; }
@media (min-width: 768px) { .benefit:first-child { padding-left: var(--s5); } .benefit + .benefit { border-left: 1px solid var(--line); } }

/* Chân trang */
.site-footer { background: var(--ink); color: #b5b5b5; margin-top: 0; }
.site-footer h3 { color: #fff; font-family: var(--font-body); font-size: 13px; letter-spacing: .08em; }
.site-footer a { color: #d9d9d9; text-decoration: none; }
.site-footer a:hover { color: var(--mist-300); text-decoration: none; }
.footer-brand .logo-img { height: 92px; }
.footer-brand p { color: #b5b5b5; }
.footer-bottom { border-color: rgba(255, 255, 255, .12); color: #8f8f8f; }
.site-footer .social { background: transparent; border-color: rgba(255, 255, 255, .25); color: #fff; }
.site-footer .social:hover { background: var(--mist) !important; border-color: var(--mist); }

/* Danh sách, chi tiết, giỏ hàng */
.page-head { padding: var(--s6) 0 var(--s5); border-bottom: 1px solid var(--line); }
.page-head h1 { font-size: clamp(30px, 3.6vw, 44px); }
.filters details { border-color: var(--line); }
.chip-radio span { border-radius: 4px; }
.chip-radio input:checked + span, .size-opt input:checked + span { background: var(--ink); border-color: var(--ink); color: #fff; }
.size-opt span { border-radius: var(--radius); }
.sort-tabs a[aria-current] { background: var(--ink); border-color: var(--ink); }
.active-filters a { border-radius: 999px; }
.pager a, .pager span { border-radius: var(--radius); }
.pager [aria-current] { background: var(--ink); border-color: var(--ink); color: #fff; }
.gallery-main { border-radius: var(--radius-lg); background: var(--bg-3); }
.gallery-thumbs button { border-radius: var(--radius); background: var(--bg-3); }
.gallery-thumbs button[aria-current='true'] { border-color: var(--ink); }
.pdp-info h1 { font-size: clamp(28px, 3vw, 38px); }
.pdp-price { font-size: 22px; }
.qty { border-radius: var(--radius); overflow: hidden; }
.buy-row-2 { display: grid; grid-template-columns: 1fr auto; gap: var(--s2); }
.color-swatch input:checked + i { box-shadow: 0 0 0 2px #fff, 0 0 0 3px var(--ink); }
.summary { border-radius: var(--radius-lg); background: var(--bg-2); border-color: var(--line); }
.sum-row.pay-now { background: var(--mist-100); border-radius: var(--radius); }
.cart-line img, .mini-line img { border-radius: var(--radius); background: var(--bg-3); }
.cart-line:first-child { border-top-color: var(--line-strong); }
.pay-option { border-radius: var(--radius); }
.pay-option:has(input:checked) { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.pay-box { border-radius: var(--radius-lg); border-color: var(--line-strong); }
.panel, .table-wrap, .stat-row { border-radius: var(--radius-lg); }
.stat-row { overflow: hidden; }
.code-display { background: var(--ink); border-radius: var(--radius-lg); }
.dialog-head, dialog { border-radius: var(--radius-lg); }
.toast { border-radius: var(--radius); }
.toast a { color: var(--mist-300); }
.admin-side { background: var(--ink); }
.admin-side nav a[aria-current='page'] { background: rgba(255, 255, 255, .12); }
.admin-side .badge { background: var(--mist); color: #fff !important; }

/* Hiện dần khi cuộn tới (chỉ khi có JavaScript) */
html.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
html.js [data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html.js [data-reveal] { opacity: 1; transform: none; }
  @view-transition { navigation: none; }
}
@media print { html.js [data-reveal] { opacity: 1; transform: none; } }


/* =====================================================================
   SOFT PASTEL FUTURISM — sáng, thoáng, dịu; công nghệ nằm ở chi tiết
   ===================================================================== */
body { background: radial-gradient(60% 40% at 100% 0%, rgba(243, 221, 231, .55), transparent 70%), radial-gradient(50% 35% at 0% 20%, rgba(220, 232, 236, .5), transparent 70%), var(--bg); background-attachment: fixed; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; letter-spacing: -.025em; color: var(--ink); }
.eyebrow { font-family: var(--font-display); font-weight: 700; letter-spacing: .18em; color: var(--mist); }
/* Chữ chuyển sắc hồng → oải hương → xanh băng, dùng tiết chế cho tiêu đề lớn */
.chrome { color: var(--ink); }
.holo { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Nút: chuyển sắc pastel mềm, chữ tối; nút phụ viền bạc mảnh */
.btn { background: var(--grad-soft); background-size: 160% 100%; background-position: 0% 50%; border: 1px solid rgba(166, 122, 155, .25); color: var(--ink); border-radius: 999px; font-family: var(--font-display); font-weight: 700; letter-spacing: .02em; box-shadow: 0 1px 0 rgba(255, 255, 255, .8) inset; transition: background-position .5s var(--ease), box-shadow .3s var(--ease), transform .2s var(--ease); }
.btn:hover { background: var(--grad-soft); background-size: 160% 100%; background-position: 100% 50%; border-color: rgba(166, 122, 155, .4); box-shadow: 0 8px 22px rgba(166, 122, 155, .18); transform: translateY(-1px); }
.btn-ghost { background: rgba(255, 255, 255, .7); border: 1px solid var(--silver); color: var(--ink); }
.btn-ghost:hover { background: #fff; border-color: var(--dusty); box-shadow: var(--shadow-soft); }
.btn-soft { background: var(--pink); border-color: var(--pink); color: var(--ink); }
.btn-danger { background: transparent; }
.input:focus { border-color: var(--lavender); box-shadow: 0 0 0 3px rgba(217, 203, 232, .5); }

/* Đầu trang: kính mờ nhẹ, đường kẻ bạc */
.site-header { background: rgba(250, 247, 248, .82); border-bottom: 1px solid var(--line); }
.header-search input { background: rgba(255, 255, 255, .85); border-color: var(--line); }
.header-search input:focus { border-color: var(--lavender); box-shadow: 0 0 0 3px rgba(217, 203, 232, .45); }
.header-nav { border-top-color: var(--line); }
.header-nav a { font-family: var(--font-display); font-weight: 600; }
.header-nav a::after { background: var(--grad-text); height: 1.5px; }
.header-nav a:hover, .header-nav a[aria-current='page'] { color: var(--ink); }
.cart-count { background: var(--mist); color: #fff; }
.icon-btn:hover { background: var(--mist-100); }

/* Banner đầu trang: sáng, chuyển sắc pastel, lưới rất mờ, hình học mảnh */
.hero { position: relative; overflow: hidden; isolation: isolate; color: var(--ink); background: linear-gradient(135deg, #fbf8f9 0%, #f6eef3 45%, #eef0f6 100%); padding: var(--s7) 0 var(--s8); }
.hero::before { content: ''; position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(rgba(41, 38, 48, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(41, 38, 48, .04) 1px, transparent 1px); background-size: 64px 64px; mask-image: radial-gradient(70% 70% at 70% 40%, #000 20%, transparent 80%); -webkit-mask-image: radial-gradient(70% 70% at 70% 40%, #000 20%, transparent 80%); }
.hero-fx { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero-glow { position: absolute; width: 520px; height: 520px; right: -60px; top: -140px; border-radius: 50%; background: radial-gradient(circle, rgba(243, 221, 231, .9), transparent 65%); filter: blur(10px); }
.hero-glow-2 { width: 420px; height: 420px; left: -140px; right: auto; top: auto; bottom: -180px; background: radial-gradient(circle, rgba(220, 232, 236, .9), transparent 65%); }
.hero .eyebrow { color: var(--mist); }
.hero-title { font-size: clamp(38px, 5vw, 68px); line-height: 1.04; letter-spacing: -.035em; margin: var(--s3) 0 var(--s4); max-width: 12ch; font-weight: 800; text-transform: none; }
.hero-lead { color: var(--ink-2); }
.hero-points { color: var(--ink-2); }
.hero-points li::before { background: var(--lavender); box-shadow: none; }
.hero-media { position: relative; }
.hero-ring { position: absolute; top: -5%; right: -4%; width: 62%; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(166, 122, 155, .25); pointer-events: none; }
.hero-ring::after { content: ''; position: absolute; inset: 14%; border-radius: 50%; border: 1px dashed rgba(119, 113, 126, .22); }
.hero-img { position: relative; border-radius: 20px; background: rgba(255, 255, 255, .55); border: 1px solid rgba(255, 255, 255, .9); box-shadow: 0 24px 60px rgba(41, 38, 48, .08); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.hero-img::after { content: ''; position: absolute; left: 16px; right: 16px; bottom: 16px; height: 1px; background: linear-gradient(90deg, transparent, rgba(119, 113, 126, .35), transparent); pointer-events: none; }
.hero-chip { background: rgba(255, 255, 255, .78); color: var(--ink); border: 1px solid rgba(255, 255, 255, .95); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); box-shadow: var(--shadow-soft); }
.hero-chip-label { color: var(--mist); }
.hero-chip .price .now { color: var(--ink); }
.hero-chip .price .now.sale { color: var(--peach-600); }

/* Phần + tiêu đề: đường kẻ kỹ thuật mảnh */
.section-alt { background: linear-gradient(180deg, rgba(243, 221, 231, .28), rgba(217, 203, 232, .18)); }
.section-head { position: relative; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.section-head::after { content: ''; position: absolute; left: 0; bottom: -1px; width: 64px; height: 1.5px; background: var(--grad-text); }
.sh-link { font-family: var(--font-display); font-weight: 600; }
.sh-link:hover { color: var(--mist); }

/* Ô danh mục */
.cat-tile-img { background: linear-gradient(160deg, #ffffff, #f3f0f4); border: 1px solid var(--line); }
.cat-tile-name { font-family: var(--font-display); font-weight: 700; }
.cat-tile:hover .cat-tile-img { border-color: var(--dusty); box-shadow: var(--shadow-soft); }

/* Thẻ sản phẩm: ảnh là trọng tâm, viền bạc mảnh */
.card-media { background: linear-gradient(170deg, #ffffff 0%, #f6f3f6 100%); border: 1px solid var(--line); transition: border-color .3s, box-shadow .35s var(--ease); }
.card:hover .card-media { border-color: var(--dusty); box-shadow: 0 14px 34px rgba(41, 38, 48, .07); }
.tag { background: rgba(255, 255, 255, .92); color: var(--ink); border: 1px solid var(--line); box-shadow: none; font-family: var(--font-display); letter-spacing: .08em; }
.tag-new { background: var(--ink); color: #fff; border-color: var(--ink); }
.tag-sale { background: var(--pink); color: #8a3d64; border-color: var(--dusty); }
.tag-demo { background: var(--warning-bg); color: var(--warning); border-color: transparent; }
.tag-out { background: #fff; color: var(--ink-3); }
.wish { background: rgba(255, 255, 255, .85); border: 1px solid var(--line); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.wish:hover, .wish[aria-pressed='true'] { color: var(--peach-600); }
.quick { background: rgba(255, 255, 255, .88); border: 1px solid var(--line); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); box-shadow: var(--shadow-soft); }
.quick-sizes button { border-color: var(--line-strong); }
.quick-sizes button:hover { background: var(--grad-soft); color: var(--ink); border-color: var(--dusty); }
.quick-toggle { background: #fff; color: var(--ink); border: 1px solid var(--line-strong); box-shadow: var(--shadow-soft); }
.card-name { font-family: var(--font-display); font-weight: 600; }
.card-body:hover .card-name { color: var(--mist); }
.price .now.sale { color: var(--peach-600); }

/* Banner khuyến mãi: hai mảng pastel sáng */
.promo { border: 1px solid rgba(255, 255, 255, .9); box-shadow: var(--shadow-soft); }
.promo:hover { box-shadow: 0 16px 40px rgba(41, 38, 48, .09); }
.promo strong { font-family: var(--font-display); font-weight: 800; text-transform: none; letter-spacing: -.02em; color: var(--ink); }
.promo-dark { position: relative; overflow: hidden; isolation: isolate; background: linear-gradient(135deg, #e8eff2 0%, #e4dcef 100%); color: var(--ink); }
.promo-dark::after { content: ''; position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(rgba(41, 38, 48, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(41, 38, 48, .045) 1px, transparent 1px); background-size: 36px 36px; mask-image: linear-gradient(120deg, transparent 20%, #000 80%); -webkit-mask-image: linear-gradient(120deg, transparent 20%, #000 80%); }
.promo-dark .eyebrow { color: #6f6493; }
.promo-dark span { color: var(--ink-2); }
.promo-dark .promo-cta { color: var(--ink) !important; }
.promo-pink { background: linear-gradient(135deg, #fbf3f7 0%, #f3dde7 100%); }

.benefit, .benefit + .benefit { background: rgba(255, 255, 255, .7); border-color: var(--line); }
.benefit strong { font-family: var(--font-display); }

/* Chân trang sáng */
.site-footer { background: linear-gradient(180deg, #f6f1f4 0%, #efeaf3 100%); color: var(--ink-2); border-top: 1px solid var(--line); }
.site-footer h3 { color: var(--ink); font-family: var(--font-display); letter-spacing: .12em; }
.site-footer a { color: var(--ink); }
.site-footer a:hover { color: var(--mist); }
.footer-brand p { color: var(--ink-2); }
.footer-bottom { border-color: var(--line); color: var(--ink-3); }
.site-footer .social { background: #fff; border-color: var(--line); color: var(--ink); }
.site-footer .social:hover { background: var(--grad-soft) !important; color: var(--ink) !important; border-color: var(--dusty); }

/* Các trang khác */
.page-head h1 { font-weight: 800; }
.gallery-main { background: linear-gradient(170deg, #ffffff, #f6f3f6); border: 1px solid var(--line); }
.gallery-thumbs button { background: #fff; border: 1px solid var(--line); }
.gallery-thumbs button[aria-current='true'] { border-color: var(--mist); }
.size-opt input:checked + span, .chip-radio input:checked + span, .sort-tabs a[aria-current], .pager [aria-current] { background: var(--ink); border-color: var(--ink); color: #fff; box-shadow: none; }
.sort-tabs a:hover { background: var(--mist-100); border-color: var(--mist-100); color: var(--ink); }
.summary { background: rgba(255, 255, 255, .8); border-color: var(--line); }
.sum-row.pay-now { background: var(--mist-100); }
.pay-option:has(input:checked) { border-color: var(--mist); box-shadow: inset 0 0 0 1px var(--mist); }
.toast { background: var(--ink); }
.toast a { color: var(--dusty); }
.code-display { background: var(--grad-soft); color: var(--ink); }
.code-display .small { color: var(--ink-2) !important; }
.admin-side { background: #2f2b36; }
.admin-side .badge { background: var(--dusty); color: var(--ink) !important; }

/* Logo hồng ngọc trai + vệt sáng lấp lánh lướt qua (lặp lại chậm, dừng khi máy bật giảm chuyển động) */
.logo { position: relative; display: inline-flex; }
.logo::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(110deg, transparent 38%, rgba(255, 255, 255, .95) 48%, rgba(255, 240, 248, .6) 52%, transparent 62%); background-size: 260% 100%; background-position: 160% 0; -webkit-mask: url(/img/logo.png?v=2) center / contain no-repeat; mask: url(/img/logo.png?v=2) center / contain no-repeat; animation: logo-shine 6s ease-in-out infinite; }
.logo-light::after { -webkit-mask-image: url(/img/logo-sang.png?v=2); mask-image: url(/img/logo-sang.png?v=2); }
.logo:hover::after { animation-duration: 1.6s; }
@keyframes logo-shine { 0%, 55% { background-position: 160% 0; } 100% { background-position: -60% 0; } }
@media (prefers-reduced-motion: reduce) { .logo::after { animation: none; display: none; } }

/* Ghi chú chung trên trang giày (thêu tên, nhận order…) */
.pdp-note { margin-top: var(--s4); padding: 14px 16px; border: 1px solid var(--line); border-left: 3px solid var(--dusty); border-radius: var(--radius); background: rgba(243, 221, 231, .25); font-size: 14px; }
.pdp-note p { margin: 0 0 6px; color: var(--ink); }
.pdp-note p:last-child { margin: 0; }
.pdp-note a { color: var(--mist); font-weight: 600; }
.prose table.plain { margin: 4px 0 16px; }

/* =====================================================================
   HÌNH KHỐI (31/10) — sharp minimal fashion: bo góc nhỏ, thống nhất
   4px: ô nhập, nhãn, ô size, chip lọc · 6px: nút, ô kính nhỏ
   8px: khung lớn (banner, khối thông tin, bảng, hộp thoại) · 10px: ảnh/thẻ sản phẩm
   Giữ tròn: nút chỉ có biểu tượng (tim, giỏ, mạng xã hội), chấm màu, số trên giỏ.
   ===================================================================== */
:root { --radius: 4px; --radius-btn: 6px; --radius-lg: 8px; --radius-card: 10px; }

.btn, .btn-sm { border-radius: var(--radius-btn); }
.input, select.input, textarea.input, .header-search input { border-radius: var(--radius); }
.header-search input { border-radius: var(--radius-btn); }
.sort-tabs a, .active-filters a, .chip-radio span, .size-opt span, .quick-sizes button, .qty, .pager a, .pager span { border-radius: var(--radius); }
.tag { border-radius: 3px; }
.status { border-radius: var(--radius); }

.hero-img { border-radius: var(--radius-lg); }
.hero-chip, .quick, .toast, .pdp-note, .pay-option, .sum-row.pay-now { border-radius: var(--radius-btn); }
.card-media, .cat-tile-img, .gallery-main { border-radius: var(--radius-card); }
.gallery-thumbs button, .cart-line img, .mini-line img { border-radius: var(--radius); }
.promo, .benefit, .benefit + .benefit, .summary, .panel, .table-wrap, .stat-row, .pay-box, .code-display, dialog, .dialog-head, .note { border-radius: var(--radius-lg); }
.note { border-radius: 0 var(--radius) var(--radius) 0; }

/* =====================================================================
   CTA "MUA SẮM NGAY" + PHẦN "HÀNG MỚI VỀ" (31/10)
   Chỉ áp dụng cho 2 khu vực này. Plus Jakarta Sans (thay DM Sans vì DM Sans
   không có dấu tiếng Việt). Không gradient, không phát sáng, không viên thuốc.
   ===================================================================== */
:root { --font-fashion: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif; }

/* Hai lối vào dạng chữ, cùng một kiểu, không gạch chân; mũi tên nhích nhẹ khi rê chuột */
.cta, .cta-link { display: inline-flex; align-items: center; gap: 10px; height: 44px; padding: 0; background: none; border: 0; font-family: var(--font-fashion); font-size: 15px; font-weight: 500; letter-spacing: .01em; color: var(--ink); text-decoration: none; transition: color .2s var(--ease); }
.cta svg { width: 16px; height: 16px; stroke-width: 1.6; transition: transform .3s var(--ease); }
.cta:hover, .cta-link:hover { color: var(--mist); background: none; }
.cta:hover svg { transform: translateX(4px); }
.cta:focus-visible, .cta-link:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.hero-actions:has(.cta) { gap: var(--s5); }

/* Hàng mới về: tiêu đề kiểu tạp chí, kẻ mảnh thay cho khung */
.na-head { margin-bottom: 0; }
.na-meta { display: flex; justify-content: space-between; gap: var(--s3); padding-bottom: 10px; border-bottom: 1px solid var(--ink); font-family: var(--font-fashion); font-size: 11px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.na-row { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s4); padding: var(--s5) 0 var(--s4); }
.na-link { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-fashion); font-size: 13px; font-weight: 500; color: var(--ink); text-decoration: none; white-space: nowrap; }
.na-link svg { width: 14px; height: 14px; stroke-width: 1.6; transition: transform .3s var(--ease); }
.na-link:hover { color: var(--mist); }
.na-link:hover svg { transform: translateX(3px); }

/* Lưới: các ô ngăn bằng đường kẻ 1px (khe lưới lộ màu đường kẻ), không bo khung */
.na-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); counter-reset: na; }
@media (min-width: 900px) { .na-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.na-grid .card { background: var(--bg); padding: 16px 14px 22px; gap: 14px; counter-increment: na; align-content: start; }
@media (min-width: 900px) { .na-grid .card { padding: 22px 20px 28px; } }
.na-grid .card-media { border: 0; border-radius: 2px; background: #f4f1f4; box-shadow: none; }
.na-grid .card:hover .card-media { transform: none; box-shadow: none; border: 0; }
.na-grid .card-media::before { display: none; }
.na-grid .tag { border-radius: 2px; border: 0; background: rgba(255, 255, 255, .92); font-family: var(--font-fashion); font-weight: 500; letter-spacing: .1em; }
.na-grid .tag-new { background: var(--ink); color: #fff; }
.na-grid .wish { border-radius: 2px; background: rgba(255, 255, 255, .9); border: 0; }
.na-grid .quick { border-radius: 2px; }
.na-grid .quick-sizes button { border-radius: 2px; font-family: var(--font-fashion); }
.na-grid .quick-toggle { border-radius: 2px; background: var(--ink); color: #fff; border: 0; }
/* Dòng thông tin: số thứ tự · tên · giá */
.na-grid .card-body { display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 10px; row-gap: 6px; align-items: baseline; padding: 0; }
.na-grid .card-body::before { content: counter(na, decimal-leading-zero); grid-row: 1; font-family: var(--font-fashion); font-size: 11px; font-weight: 500; letter-spacing: .06em; color: var(--ink-3); }
.na-grid .card-brand, .na-grid .swatches { display: none; }
.na-grid .card-name { grid-column: 2; font-family: var(--font-fashion); font-size: 14px; font-weight: 500; line-height: 1.4; letter-spacing: -.01em; color: var(--ink); }
.na-grid .price { grid-column: 2; font-family: var(--font-fashion); }
.na-grid .price .now { font-size: 14px; font-weight: 500; letter-spacing: -.005em; }
.na-grid .price .was { font-size: 12px; }
.na-grid .card-body:hover .card-name { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
@media (min-width: 900px) {
  .na-grid .card-body { grid-template-columns: auto minmax(0, 1fr) auto; }
  .na-grid .price { grid-column: 3; grid-row: 1; flex-direction: column; align-items: flex-end; gap: 0; text-align: right; }
}

/* =====================================================================
   PHÔNG ROBOTO (31/10): tiêu đề "Hàng mới về", 3 ô lợi ích và chân trang
   ===================================================================== */
.na h2, .benefit strong, .benefit span, .site-footer, .site-footer h3, .site-footer a, .site-footer p, .site-footer li, .footer-bottom { font-family: 'Roboto', system-ui, sans-serif; }
.na h2 { font-weight: 700; letter-spacing: -.01em; }
.benefit strong { font-weight: 500; letter-spacing: 0; }
.site-footer h3 { font-weight: 500; }
/* Trang chính sách, câu hỏi, giới thiệu, liên hệ: Roboto */
.doc-page, .doc-page h1, .doc-page h2, .doc-page h3, .doc-page p, .doc-page li, .doc-page td, .doc-page th, .doc-page .breadcrumb { font-family: 'Roboto', system-ui, sans-serif; }
.doc-page h1 { font-weight: 700; letter-spacing: -.015em; }
.doc-page h2, .doc-page h3 { font-weight: 700; letter-spacing: -.01em; }

/* =====================================================================
   TRANG THANH TOÁN 3 CỘT (31/10): thông tin nhận hàng · vận chuyển + thanh toán · đơn hàng
   ===================================================================== */
.co-page, .co-page h2, .co-page .input, .co-page label, .co-page .btn { font-family: 'Roboto', system-ui, sans-serif; }
.co-crumb { padding: var(--s5) 0 var(--s4); }
.co-layout { display: grid; gap: var(--s6); padding-bottom: var(--s8, 64px); }
.co-title { font-size: 20px; font-weight: 700; letter-spacing: -.01em; margin: 0 0 var(--s4); color: var(--ink); }
.co-col .field { margin-bottom: 12px; }
.co-col .field label { font-size: 13px; font-weight: 500; color: var(--ink-2); }
.co-col .input { height: 50px; }
.co-col textarea.input { height: auto; min-height: 84px; }
.co-ship { padding: 16px 18px; border-radius: var(--radius); background: var(--bg-3, #f3eef3); border: 1px solid var(--line); color: var(--ink-2); font-size: 14px; line-height: 1.6; }
.co-pay { margin-bottom: var(--s3); gap: 0; border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; }
.co-pay .pay-option { border: 0; border-radius: 0; background: var(--surface); }
.co-pay .pay-option + .pay-option { border-top: 1px solid var(--line); }
.co-pay .pay-option:has(input:checked) { box-shadow: inset 3px 0 0 var(--mist); background: #fff; }
.co-summary { background: var(--bg-2, #f7f3f6); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--s5); }
.co-lines { border-bottom: 1px solid var(--line); padding-bottom: var(--s3); }
.co-lines .mini-line { padding: 10px 0; }
.co-code { margin: var(--s4) 0 0; padding-bottom: var(--s4); border-bottom: 1px solid var(--line); }
.co-totals { margin-top: var(--s3); }
.co-actions { display: flex; align-items: center; justify-content: space-between; gap: var(--s3); margin-top: var(--s4); }
.co-actions .btn { min-width: 150px; height: 50px; }
.co-back { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--mist); text-decoration: none; }
.co-back svg { width: 14px; height: 14px; transform: scaleX(-1); }
.co-back:hover { color: var(--ink); }
@media (min-width: 760px) {
  .co-layout { grid-template-columns: 1fr 1fr; column-gap: var(--s6); }
  .co-summary { grid-column: 1 / -1; }
}
@media (min-width: 1100px) {
  .co-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 400px; column-gap: var(--s6); align-items: start; }
  .co-summary { grid-column: auto; position: sticky; top: 92px; }
}
@media (max-width: 420px) {
  .co-actions { flex-direction: column-reverse; align-items: stretch; text-align: center; }
  .co-back { justify-content: center; }
}
.co-code .btn { white-space: nowrap; flex-shrink: 0; }
.stock-line:empty { min-height: 0; margin: 0; }

/* =====================================================================
   THANH LIÊN HỆ DỌC CỐ ĐỊNH (31/10): nút tròn trắng giống chân trang, có nút X
   ===================================================================== */
.dock { position: fixed; right: 14px; bottom: 24px; z-index: 60; display: grid; justify-items: center; gap: 10px; padding-top: 26px; }
.dock[hidden] { display: none; }
.dock .social { width: 46px; height: 46px; background: #fff; border: 1px solid var(--line); color: var(--ink); box-shadow: 0 4px 14px rgba(40, 30, 50, .1); }
.dock .social:hover { background: var(--grad-soft) !important; color: var(--ink) !important; border-color: var(--dusty); }
.dock-close { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 22px; height: 22px; padding: 0; border: 1px solid var(--line); border-radius: 50%; background: #fff; color: var(--ink-3); font-size: 15px; line-height: 1; cursor: pointer; }
.dock-close:hover { color: var(--ink); }
@media (max-width: 640px) { .dock { right: 10px; bottom: 16px; gap: 8px; } .dock .social { width: 42px; height: 42px; } }

/* ===== ẢNH SẢN PHẨM TRONG TRANG QUẢN LÝ: lưới ảnh + nút thêm ===== */
.img-picker { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-start; }
.img-grid { display: contents; list-style: none; margin: 0; padding: 0; }
.img-item, .img-add { position: relative; width: 120px; aspect-ratio: 4 / 5; border-radius: 8px; overflow: hidden; }
.img-item { border: 1px solid var(--line); background: var(--surface); }
.img-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.img-tag { position: absolute; left: 6px; bottom: 6px; font-size: 11px; font-weight: 600; background: rgba(255, 255, 255, .92); color: var(--ink); padding: 2px 6px; border-radius: 4px; }
.img-tools { position: absolute; top: 6px; right: 6px; display: flex; gap: 4px; }
.img-tools button { width: 26px; height: 26px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .95); color: var(--ink); font-size: 15px; line-height: 1; cursor: pointer; box-shadow: 0 1px 3px rgba(0, 0, 0, .15); }
.img-tools button:hover { background: var(--ink); color: #fff; }
.img-add { display: grid; place-content: center; justify-items: center; gap: 4px; border: 1.5px dashed var(--line-strong, #c9c2cc); color: var(--muted, #77717e); cursor: pointer; background: transparent; }
.img-add:hover, .img-add:focus-within { border-color: var(--ink); color: var(--ink); }
.img-add span { font-size: 34px; line-height: 1; font-weight: 300; }
.img-add small { font-size: 12px; }
.img-add input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.img-picker.busy .img-add { opacity: .5; pointer-events: none; }
.img-link { margin-top: 12px; }
.img-link summary { cursor: pointer; color: var(--muted, #77717e); }
.img-link .field { margin-top: 10px; }

/* Thanh tiến trình đơn trên điện thoại: đủ 5 bước trong một hàng, chữ tự xuống dòng thay vì phải kéo ngang. */
@media (max-width: 640px) {
  .steps { overflow: visible; font-size: 11px; }
  .steps li { min-width: 0; padding-top: 8px; line-height: 1.3; }
}

/* Thanh liên hệ trên điện thoại: thu thành một nút tròn, bấm mới bung các nút lên trên. */
.dock-items { display: grid; justify-items: center; gap: 10px; }
.dock-toggle { display: none; }
@media (max-width: 640px) {
  .dock { padding-top: 0; }
  .dock-close { display: none; }
  .dock-items { gap: 8px; }
  .dock:not(.open) .dock-items { display: none; }
  .dock-toggle { display: grid; place-items: center; padding: 0; cursor: pointer; border-radius: 50%; }
  .dock-toggle svg { width: 20px; height: 20px; }
  .dock-toggle .i-close, .dock.open .dock-toggle .i-open { display: none; }
  .dock.open .dock-toggle .i-close { display: block; }
}