/* =====================================================================
   TRẦM PHÚC HƯƠNG — "Hương của thời gian"
   Sang trọng = tiết chế. Mềm mại = chuyển động chậm, bo vòm, khói.
   ===================================================================== */
:root {
  --nga: #F4EFE6;
  --nga-2: #EAE2D3;
  --nga-3: #DFD4C0;
  --muc: #1B1611;
  --muc-2: #231C16;
  --muc-3: #120E0A;
  --go: #4A3628;
  --dong: #A8864E;
  --dong-sang: #C9A96E;
  --dong-nhat: #E3CFA3;
  --dong-dam: #7A5C2E;   /* chữ nhỏ trên nền ngà — đạt AA */
  --khoi: #8B847A;
  --khoi-chu: #6A6359;   /* chữ phụ nhỏ trên nền ngà — đạt AA */
  --khoi-toi: #ADA496;   /* chữ phụ trên nền tối — đạt AA */
  --line: rgba(74, 54, 40, .16);
  --line-dark: rgba(201, 169, 110, .2);

  --serif: 'Cormorant Garamond', 'Times New Roman', serif;
  --sans: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-soft: cubic-bezier(.16, 1, .3, 1);
  --wrap: 1320px;
  --gutter: clamp(20px, 4.2vw, 64px);
  --sec: clamp(96px, 13vw, 200px);
  --hd: 88px;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  background: var(--nga); color: var(--muc);
  font: 300 16px/1.8 var(--sans); letter-spacing: .005em;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility; overflow-x: hidden;
}
body::after { /* hạt giấy dó rất mịn */
  content: ""; position: fixed; inset: 0; z-index: 200; pointer-events: none; opacity: .06; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .3 0 0 0 0 .22 0 0 0 0 .15 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
body.is-dark { background: var(--muc); color: var(--nga); }
img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }
ul, ol { list-style: none; }
::selection { background: var(--dong-sang); color: var(--muc); }
:focus-visible { outline: 1px solid var(--dong); outline-offset: 4px; }
.sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 300; background: var(--muc); color: var(--nga); padding: 10px 16px; }
.skip:focus { top: 12px; }
.hp { position: absolute; left: -9999px; }
.muted { color: var(--khoi-chu); }
.dark .muted, .is-dark .muted { color: var(--khoi-toi); }
.center { text-align: center; }
.tbd { color: var(--khoi); font-style: italic; }

/* ---------- Bố cục ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.wrap--narrow { max-width: 980px; }
.wrap--text { max-width: 780px; }
.dark { background: var(--muc); color: var(--nga); position: relative; }

/* ---------- Chữ ---------- */
.h1, .h2, h1, h2, h3 { font-family: var(--serif); font-weight: 300; line-height: 1.08; letter-spacing: -.005em; }
.h1 { font-size: clamp(48px, 7.2vw, 112px); line-height: 1; }
.h2 { font-size: clamp(38px, 5.2vw, 76px); margin-top: 18px; }
.h2--xl { font-size: clamp(44px, 6.6vw, 104px); }
.h2 em, .h1 em, h1 em { font-style: italic; color: var(--dong-dam); font-weight: 300; }
.dark .h2 em, .dark h1 em, .is-dark .h2 em, .is-dark h1 em { color: var(--dong-sang); }
.h3 { font-family: var(--serif); font-weight: 400; font-size: clamp(24px, 2.2vw, 30px); line-height: 1.2; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 14px;
  font: 400 11px/1.4 var(--sans); letter-spacing: .34em; text-transform: uppercase; color: var(--dong-dam);
}
.dark .eyebrow, .is-dark .eyebrow, .hero .eyebrow { color: var(--dong-sang); }
.eyebrow__line { width: 42px; height: 1px; background: currentColor; opacity: .7; }
.eyebrow--center { justify-content: center; width: 100%; }
.rule { display: block; width: 1px; height: 64px; background: linear-gradient(var(--dong), transparent); margin: 28px 0; }
.rule--center { margin: 28px auto; }
.lead-p { font-size: clamp(17px, 1.3vw, 19px); line-height: 1.85; color: var(--go); }
.dark .lead-p, .is-dark .lead-p { color: #CFC6B8; }

.link-line {
  position: relative; display: inline-block; padding-bottom: 6px;
  font: 400 11.5px/1.4 var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--dong-sang);
}
.link-line::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform-origin: right; transition: transform .9s var(--ease-soft); }
.link-line:hover::after { transform: scaleX(.3); }
.link-line--dark { color: var(--dong-dam); }

/* ---------- Nút ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 56px; padding: 0 38px; overflow: hidden; isolation: isolate;
  font: 400 11.5px/1 var(--sans); letter-spacing: .26em; text-transform: uppercase; white-space: nowrap;
  border: 1px solid transparent; transition: color .7s var(--ease), border-color .7s var(--ease), background-color .7s var(--ease);
}
.btn > span { position: relative; z-index: 1; }
.btn--gold { color: var(--muc-3); background: linear-gradient(120deg, #B08D55 0%, #D8BE8B 46%, #E9D7AE 52%, #B8955C 100%); background-size: 220% 100%; background-position: 0 0; transition: background-position 1.4s var(--ease-soft), box-shadow .8s var(--ease); }
.btn--gold:hover { background-position: 100% 0; box-shadow: 0 18px 40px -18px rgba(201, 169, 110, .55); }
.btn--line { color: var(--nga); border-color: rgba(244, 239, 230, .32); }
.btn--line::before, .btn--line-dark::before { content: ""; position: absolute; inset: 0; z-index: 0; background: var(--nga); transform: scaleY(0); transform-origin: bottom; transition: transform .8s var(--ease-soft); }
.btn--line:hover { color: var(--muc); border-color: var(--nga); }
.btn--line:hover::before { transform: scaleY(1); }
.btn--line-dark { color: var(--muc); border-color: rgba(27, 22, 17, .35); }
.btn--line-dark::before { background: var(--muc); }
.btn--line-dark:hover { color: var(--nga); }
.btn--line-dark:hover::before { transform: scaleY(1); }
.btn--dark { background: var(--muc); color: var(--nga); }
.btn--dark:hover { background: var(--go); }
.btn--sm { min-height: 44px; padding: 0 22px; font-size: 10.5px; }
.btn--block { width: 100%; }
.btn[disabled], .btn.is-loading { opacity: .6; pointer-events: none; }
.btn.is-loading > span::after { content: "…"; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 44px; }

/* ---------- Ảnh ---------- */
.arch { border-radius: 999px 999px 0 0; overflow: hidden; }
.img-empty { display: block; width: 100%; height: 100%; background: var(--nga-2); }

/* ---------- Hiện dần khi cuộn ---------- */
[data-reveal] { opacity: 0; transform: translate3d(0, 34px, 0); transition: opacity 1.4s var(--ease-soft), transform 1.6s var(--ease-soft); transition-delay: var(--d, 0ms); }
[data-reveal].in { opacity: 1; transform: none; }
.no-js [data-reveal] { opacity: 1; transform: none; }

/* =====================================================================
   HEADER
   ===================================================================== */
.hd { position: fixed; inset: 0 0 auto; z-index: 90; height: var(--hd); color: var(--muc); transition: background-color .8s var(--ease), color .8s var(--ease), height .6s var(--ease), transform .7s var(--ease), border-color .8s; border-bottom: 1px solid var(--line); background: rgba(244, 239, 230, .9); backdrop-filter: blur(14px) saturate(1.1); -webkit-backdrop-filter: blur(14px) saturate(1.1); }
.hd--over:not(.is-solid) { background: transparent; color: var(--nga); border-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
.hd--over:not(.is-solid)::before { content: ""; position: absolute; inset: 0 0 -40px; background: linear-gradient(rgba(10, 8, 6, .45), transparent); pointer-events: none; z-index: -1; }
.is-dark .hd.is-solid { background: rgba(22, 18, 13, .88); color: var(--nga); border-color: var(--line-dark); }
.hd.is-solid { height: 72px; }
.hd.is-hidden { transform: translateY(-100%); }
.hd__in { height: 100%; max-width: 1560px; margin: 0 auto; padding: 0 var(--gutter); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; }
.hd__nav { display: flex; align-items: center; gap: clamp(20px, 2.6vw, 42px); }
.hd__right { display: flex; align-items: center; justify-content: flex-end; gap: clamp(16px, 2.2vw, 34px); }
.hd__link { position: relative; font-size: 11.5px; letter-spacing: .24em; text-transform: uppercase; padding: 8px 0; }
.hd__link::after { content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .7s var(--ease-soft); opacity: .7; }
.hd__link:hover::after { transform: scaleX(1); }
.hd__icon, .hd__cart { position: relative; display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center; }
.hd__icon svg, .hd__cart svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.1; }
.hd__count { position: absolute; top: 3px; right: 0; min-width: 17px; height: 17px; padding: 0 4px; border-radius: 9px; background: var(--dong); color: var(--muc-3); font-size: 10px; line-height: 17px; text-align: center; font-weight: 400; }
.hd__count:empty, .hd__count[data-zero] { display: none; }
.logo { display: inline-flex; flex-direction: column; align-items: center; gap: 4px; }
.logo__mark { width: 30px; height: 30px; color: currentColor; opacity: .9; transition: transform 1.2s var(--ease-soft); }
.logo:hover .logo__mark { transform: rotate(-8deg); }
.logo__word { font: 400 clamp(17px, 1.5vw, 21px)/1 var(--serif); letter-spacing: .36em; text-transform: uppercase; padding-left: .36em; white-space: nowrap; }
.hd.is-solid .logo__mark { width: 0; height: 0; opacity: 0; }
.hd__burger { display: none; width: 40px; height: 40px; position: relative; }
.hd__burger span { position: absolute; left: 9px; right: 9px; height: 1px; background: currentColor; transition: transform .5s var(--ease); }
.hd__burger span:first-child { top: 16px; }
.hd__burger span:last-child { top: 24px; right: 15px; }

/* Mega menu */
.has-mega { position: static; }
.mega { position: fixed; left: 0; right: 0; top: var(--hd); background: var(--muc-2); color: var(--nga); opacity: 0; visibility: hidden; transform: translateY(-10px); transition: opacity .6s var(--ease), transform .7s var(--ease-soft), visibility .6s; border-top: 1px solid var(--line-dark); }
.hd.is-solid .mega { top: 72px; }
.has-mega:hover .mega, .has-mega:focus-within .mega { opacity: 1; visibility: visible; transform: none; }
.mega__in { max-width: 1320px; margin: 0 auto; padding: 56px var(--gutter) 64px; display: grid; grid-template-columns: 1.4fr 1fr; gap: 80px; }
.mega__list { columns: 2; column-gap: 48px; }
.mega__list li { break-inside: avoid; border-bottom: 1px solid var(--line-dark); }
.mega__list a { display: flex; align-items: baseline; gap: 18px; padding: 18px 0; font: 300 clamp(22px, 2vw, 30px)/1.2 var(--serif); transition: color .5s, padding .7s var(--ease-soft); }
.mega__list a:hover { color: var(--dong-sang); padding-left: 10px; }
.mega__n { font: 400 11px var(--sans); letter-spacing: .2em; color: var(--dong); width: 28px; }
.mega__img { aspect-ratio: 4/5; max-height: 380px; background: var(--muc); }
.mega__img img { width: 100%; height: 100%; object-fit: cover; transition: opacity .6s; }
.mega__note { margin-top: 18px; font-size: 13px; color: var(--khoi-toi); }

/* Menu di động */
.mnav { position: fixed; inset: 0; z-index: 150; background: var(--muc-2); color: var(--nga); display: flex; flex-direction: column; padding: 0 24px max(24px, env(safe-area-inset-bottom)); overflow-y: auto; }
.mnav[hidden] { display: none; }
.mnav.is-open { animation: fadeIn .6s var(--ease) both; }
.mnav__top { height: 72px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line-dark); }
.mnav__brand { font: 400 16px var(--serif); letter-spacing: .34em; text-transform: uppercase; }
.mnav__close, .srch__close { width: 40px; height: 40px; position: relative; }
.mnav__close span, .srch__close span { position: absolute; left: 10px; right: 10px; top: 20px; height: 1px; background: currentColor; transform: rotate(45deg); }
.mnav__close span + span, .srch__close span + span { transform: rotate(-45deg); }
.mnav__body { padding: 32px 0; flex: 1; }
.mnav__label { font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--dong-sang); margin-bottom: 8px; }
.mnav__cats a { display: block; padding: 10px 0; font: 300 30px/1.2 var(--serif); }
.mnav.is-open .mnav__cats li { animation: rise .9s var(--ease-soft) both; animation-delay: calc(var(--i) * 60ms + 120ms); }
.mnav__links { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--line-dark); display: grid; grid-template-columns: 1fr 1fr; gap: 6px 20px; }
.mnav__links a { display: block; padding: 8px 0; font-size: 14px; color: #D8CFC1; }
.mnav__foot { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mnav__foot a { text-align: center; padding: 16px 8px; border: 1px solid var(--line-dark); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; }
.mnav__foot a:last-child { background: var(--dong); color: var(--muc-3); border-color: var(--dong); }

/* Tìm kiếm */
.srch { position: fixed; inset: 0; z-index: 160; background: rgba(244, 239, 230, .97); backdrop-filter: blur(10px); overflow-y: auto; }
.srch[hidden] { display: none; }
.srch.is-open { animation: fadeIn .5s var(--ease) both; }
.srch__in { max-width: 920px; margin: 0 auto; padding: clamp(80px, 14vh, 160px) var(--gutter) 60px; }
.srch__form { display: flex; align-items: center; gap: 16px; border-bottom: 1px solid var(--muc); }
.srch__form input { flex: 1; border: 0; background: none; padding: 14px 0; font: 300 clamp(28px, 4vw, 52px)/1.2 var(--serif); outline: none; min-width: 0; }
.srch__res { margin-top: 32px; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.srch__item { display: flex; gap: 16px; align-items: center; padding: 10px; transition: background .4s; }
.srch__item:hover { background: var(--nga-2); }
.srch__item img { width: 64px; height: 80px; object-fit: cover; border-radius: 40px 40px 0 0; }
.srch__item b { display: block; font: 400 19px/1.25 var(--serif); }
.srch__item small { color: var(--khoi-chu); font-size: 13px; }
.srch__hint { margin-top: 28px; font-size: 13px; color: var(--khoi-chu); }
.srch__hint a { border-bottom: 1px solid var(--line); }

/* =====================================================================
   HERO
   ===================================================================== */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; background: var(--muc-3); color: var(--nga); overflow: hidden; isolation: isolate; }
.hero__media { position: absolute; inset: 0; z-index: -1; }
.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 72% 50%; transform: scale(1.08); animation: heroZoom 9s var(--ease-soft) .1s forwards; }
.hero__veil { position: absolute; inset: 0; background:
  radial-gradient(ellipse 70% 80% at 78% 55%, transparent 0%, rgba(18, 14, 10, .35) 60%, rgba(18, 14, 10, .85) 100%),
  linear-gradient(90deg, rgba(18, 14, 10, .92) 0%, rgba(18, 14, 10, .55) 42%, rgba(18, 14, 10, 0) 70%),
  linear-gradient(0deg, rgba(18, 14, 10, .9) 0%, transparent 30%); }
.hero__smoke { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .85; mix-blend-mode: screen; }
.hero__in { padding-top: calc(var(--hd) + 40px); padding-bottom: 170px; }
@media (max-height: 820px) and (min-width: 900px) { .hero .hero__title { font-size: clamp(56px, 8vw, 124px); } .hero .hero__text { margin-top: 28px; } .hero .hero__ctas { margin-top: 38px; } }
.hero__eyebrow { margin-bottom: 34px; }
.hero__title { font-size: clamp(60px, 10vw, 168px); line-height: .94; font-weight: 300; letter-spacing: -.02em; }
.hero__title .ln { display: block; overflow: hidden; padding-bottom: .06em; }
.hero__title .ln > * { display: inline-block; }
.hero__title em { font-style: italic; color: var(--dong-sang); padding-left: .55em; background: linear-gradient(100deg, #C9A96E 10%, #F0DFB8 45%, #C9A96E 80%); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; animation: sheen 8s ease-in-out 2.6s infinite; }
.hero__text { max-width: 470px; margin-top: 38px; font-size: clamp(16px, 1.2vw, 18px); line-height: 1.9; color: #D2C9BB; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 52px; }
.hero__foot { position: absolute; left: 0; right: 0; bottom: 0; margin: 0 auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; padding-bottom: 34px; font-size: 10.5px; letter-spacing: .32em; text-transform: uppercase; color: var(--khoi-toi); }
.hero__foot::before { content: none; }
.hero__est { text-align: right; }
.hero__scroll { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.hero__scroll i { position: relative; width: 1px; height: 54px; background: rgba(201, 169, 110, .25); overflow: hidden; }
.hero__scroll i::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--dong-sang); animation: drip 2.8s var(--ease) infinite; }
[data-intro] { opacity: 0; transform: translate3d(0, 28px, 0); }
.hero__title [data-intro] { transform: translate3d(0, 105%, 0); }
.is-loaded [data-intro] { opacity: 1; transform: none; transition: opacity 1.6s var(--ease-soft), transform 1.8s var(--ease-soft); }
.is-loaded [data-intro="1"] { transition-delay: .25s; }
.is-loaded [data-intro="2"] { transition-delay: .45s; }
.is-loaded [data-intro="3"] { transition-delay: .65s; }
.is-loaded [data-intro="4"] { transition-delay: 1s; }
.is-loaded [data-intro="5"] { transition-delay: 1.2s; }
.is-loaded [data-intro="6"] { transition-delay: 1.5s; }

/* =====================================================================
   LỜI MỞ
   ===================================================================== */
.intro { padding: var(--sec) 0 calc(var(--sec) * .8); text-align: center; position: relative; }
.intro__text { font: 300 clamp(30px, 3.9vw, 56px)/1.38 var(--serif); letter-spacing: -.005em; color: var(--muc); max-width: 1000px; margin: 0 auto; }
.intro__text .w { color: rgba(27, 22, 17, .16); transition: color 1.2s var(--ease); }
.intro__text .w.on { color: var(--muc); }
.intro__text .w.em { font-style: italic; }
.intro__sign { margin-top: 46px; font: italic 300 22px var(--serif); color: var(--dong-dam); }

/* =====================================================================
   TINH TUYỂN — RAIL NGANG
   ===================================================================== */
.feat { padding-bottom: var(--sec); }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: clamp(48px, 6vw, 88px); flex-wrap: wrap; }
.sec-head--tight { margin-bottom: 48px; }
.sec-head__aside { max-width: 400px; display: flex; flex-direction: column; gap: 26px; color: var(--khoi-chu); font-size: 15px; }
.sec-head__aside--text { display: block; }
.dark .sec-head__aside { color: var(--khoi-toi); }
.rail-nav { display: flex; gap: 10px; }
.rail-btn { width: 54px; height: 54px; border-radius: 50%; border: 1px solid var(--line); display: inline-flex; align-items: center; justify-content: center; transition: background .6s var(--ease), color .6s, border-color .6s; }
.rail-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1; }
.rail-btn:hover { background: var(--muc); color: var(--nga); border-color: var(--muc); }
.rail { display: grid; grid-auto-flow: column; grid-auto-columns: clamp(250px, 24vw, 360px); gap: clamp(18px, 2.4vw, 36px); overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x mandatory; scroll-padding-left: max(var(--gutter), calc((100vw - var(--wrap)) / 2 + var(--gutter))); padding: 0 max(var(--gutter), calc((100vw - var(--wrap)) / 2 + var(--gutter))) 10px; scrollbar-width: none; cursor: grab; }
.rail::-webkit-scrollbar { display: none; }
.rail.is-drag { cursor: grabbing; scroll-snap-type: none; }
.rail.is-drag a { pointer-events: none; }
.rail > * { scroll-snap-align: start; }
.rail-progress { height: 1px; background: var(--line); margin-top: 48px; position: relative; overflow: hidden; }
.rail-progress i { position: absolute; left: 0; top: 0; height: 1px; width: 20%; background: var(--muc); transition: transform .3s linear, width .3s; }
.rail__end { display: flex; align-items: stretch; }
.rail__end-in { display: flex; flex-direction: column; justify-content: center; gap: 20px; width: 100%; aspect-ratio: 3/4; padding: 36px; border: 1px solid var(--line); border-radius: 999px 999px 0 0; text-align: center; align-items: center; transition: background .8s var(--ease), color .8s; }
.rail__end-t { font: 300 32px/1.15 var(--serif); }
.rail__end-t em { color: var(--dong-dam); }
.rail__end-arrow { font-size: 22px; transition: transform .8s var(--ease-soft); }
.rail__end:hover .rail__end-in { background: var(--muc); color: var(--nga); }
.rail__end:hover .rail__end-t em { color: var(--dong-sang); }
.rail__end:hover .rail__end-arrow { transform: translateX(10px); }

/* Thẻ sản phẩm */
.card__link { display: block; }
.card__media { position: relative; aspect-ratio: 3/4; background: var(--nga-2); }
.card__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 2.2s var(--ease-soft), opacity 1.2s var(--ease); }
.card__img--alt { opacity: 0; }
.card:hover .card__img { transform: scale(1.045); }
.card:hover .card__img--alt { opacity: 1; }
.card__tag { position: absolute; left: 50%; top: 20%; transform: translateX(-50%); padding: 7px 14px; background: rgba(244, 239, 230, .88); backdrop-filter: blur(6px); font-size: 9.5px; letter-spacing: .26em; text-transform: uppercase; color: var(--go); white-space: nowrap; }
.card__view { position: absolute; left: 0; right: 0; bottom: 0; padding: 18px; text-align: center; font-size: 10.5px; letter-spacing: .28em; text-transform: uppercase; color: var(--nga); background: linear-gradient(transparent, rgba(18, 14, 10, .6)); opacity: 0; transform: translateY(10px); transition: opacity .8s var(--ease), transform .9s var(--ease-soft); }
.card:hover .card__view { opacity: 1; transform: none; }
.card__body { position: relative; padding-top: 24px; text-align: center; }
.card__grade { display: block; font: italic 400 15px var(--serif); color: var(--dong-dam); margin-bottom: 4px; }
.card__name { font: 400 clamp(21px, 1.7vw, 25px)/1.2 var(--serif); }
.card__meta { margin-top: 6px; font-size: 13px; color: var(--khoi-chu); }
.card__price { margin-top: 12px; font-size: 14px; letter-spacing: .06em; }
.card__price .from { font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--khoi-chu); }
.card__price s { margin-left: 8px; color: var(--khoi); font-size: 13px; }
.card__price.is-lead { font: italic 400 18px var(--serif); color: var(--dong-dam); letter-spacing: 0; }
.dark .card__media, .is-dark .card__media { background: var(--muc-2); }
.dark .card__meta, .is-dark .card__meta, .dark .card__price .from, .is-dark .card__price .from { color: var(--khoi-toi); }
.dark .card__grade, .is-dark .card__grade, .dark .card__price.is-lead, .is-dark .card__price.is-lead { color: var(--dong-sang); }

/* =====================================================================
   PHÂN HẠNG
   ===================================================================== */
.grades { background: var(--nga-2); padding: var(--sec) 0; }
.grades__list { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.grade { position: relative; padding: 52px 34px 40px; border-right: 1px solid var(--line); transition: background .9s var(--ease); }
.grade:first-child { padding-left: 0; }
.grade:last-child { border-right: 0; }
.grade::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: var(--dong); transform: scaleX(0); transform-origin: left; transition: transform 1.2s var(--ease-soft); }
.grade:hover::before { transform: scaleX(1); }
.grade__num { display: block; font: 300 clamp(72px, 7vw, 112px)/.9 var(--serif); color: transparent; -webkit-text-stroke: 1px var(--dong); transition: color 1s var(--ease); }
.grade:hover .grade__num { color: var(--dong); }
.grade__t { margin: 28px 0 12px; font: 400 clamp(22px, 1.9vw, 27px)/1.2 var(--serif); }
.grade__d { font-size: 14.5px; color: var(--go); max-width: 260px; }
.rarity { display: flex; gap: 6px; margin-top: 28px; }
.rarity i { width: 26px; height: 1px; background: rgba(74, 54, 40, .2); }
.rarity i.on { background: var(--dong); height: 2px; }

/* =====================================================================
   TỪ RỪNG ĐẾN TAY
   ===================================================================== */
.origin { padding: var(--sec) 0; overflow: hidden; }
.grain-wood { position: absolute; inset: 0; opacity: .05; pointer-events: none; background: repeating-radial-gradient(ellipse 120% 40% at 10% 120%, transparent 0 18px, rgba(201, 169, 110, .9) 19px 20px, transparent 21px 38px); }
.origin__grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(48px, 8vw, 140px); align-items: center; }
.origin__media { position: relative; padding-bottom: 80px; }
.origin__img { aspect-ratio: 4/5; position: relative; background: var(--muc-2); }
.origin__img img { width: 100%; height: 118%; object-fit: cover; position: absolute; top: -9%; left: 0; will-change: transform; }
.origin__img2 { position: absolute; right: -6%; bottom: 0; width: 42%; aspect-ratio: 1; border-radius: 50%; overflow: hidden; border: 1px solid var(--line-dark); padding: 8px; background: var(--muc); }
.origin__img2 img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.steps { margin-top: 56px; counter-reset: s; }
.step { display: grid; grid-template-columns: 76px 1fr; padding: 30px 0; border-top: 1px solid var(--line-dark); }
.step:last-child { border-bottom: 1px solid var(--line-dark); }
.step__n { font: 300 32px/1 var(--serif); color: var(--dong-sang); }
.step__t { font: 400 26px/1.2 var(--serif); }
.step__d { margin-top: 8px; font-size: 15px; color: var(--khoi-toi); max-width: 440px; }
.origin .link-line { margin-top: 44px; }

/* =====================================================================
   CAM KẾT
   ===================================================================== */
.promise { padding: var(--sec) 0; }
.promise__list { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(28px, 4vw, 64px); margin: clamp(56px, 7vw, 100px) 0 clamp(48px, 6vw, 80px); }
.promise__icon { display: inline-flex; width: 76px; height: 76px; border-radius: 50%; border: 1px solid var(--line); align-items: center; justify-content: center; color: var(--dong); transition: background .9s var(--ease), color .9s, border-color .9s; }
.promise__icon svg { width: 36px; height: 36px; }
.promise__item:hover .promise__icon { background: var(--muc); color: var(--dong-sang); border-color: var(--muc); }
.promise__t { margin: 28px 0 10px; font: 400 24px/1.2 var(--serif); }
.promise__d { font-size: 14.5px; color: var(--go); }

/* =====================================================================
   TRẦM QUÝ HIẾM
   ===================================================================== */
.rare { padding: var(--sec) 0; background: radial-gradient(ellipse 60% 70% at 25% 50%, #2A2018 0%, var(--muc) 60%, var(--muc-3) 100%); }
.rare__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(48px, 7vw, 120px); align-items: center; }
.rare__frame { position: relative; aspect-ratio: 1; overflow: hidden; }
.rare__frame::after { content: ""; position: absolute; inset: 18px; border: 1px solid rgba(201, 169, 110, .28); pointer-events: none; }
.rare__img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); transition: transform 3s var(--ease-soft); }
.rare__frame:hover .rare__img { transform: scale(1.1); }
.rare__lot { position: absolute; left: 36px; bottom: 32px; font: italic 400 20px var(--serif); color: var(--dong-nhat); }
.spec { margin: 48px 0 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 26px 36px; }
.spec div { border-top: 1px solid var(--line-dark); padding-top: 14px; }
.spec dt { font-size: 10px; letter-spacing: .3em; text-transform: uppercase; color: var(--khoi-toi); }
.spec dd { font: 400 24px/1.3 var(--serif); margin-top: 4px; }
.rare__text { color: var(--khoi-toi); max-width: 460px; }

/* =====================================================================
   QUÀ TẶNG
   ===================================================================== */
.gifts { padding: var(--sec) 0; }
.gifts__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 2.4vw, 36px); }
.gift { position: relative; display: block; aspect-ratio: 5/6; overflow: hidden; color: var(--nga); isolation: isolate; }
.gift__media { position: absolute; inset: 0; z-index: -1; }
.gift__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 2.4s var(--ease-soft); }
.gift:hover .gift__media img { transform: scale(1.05); }
.gift::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(18, 14, 10, .82) 0%, rgba(18, 14, 10, .2) 50%, transparent 75%); }
.gift__body { position: absolute; left: 0; right: 0; bottom: 0; padding: clamp(28px, 3.6vw, 56px); }
.gift__body .eyebrow { color: var(--dong-nhat); }
.gift__t { font: 300 clamp(34px, 3.4vw, 52px)/1.1 var(--serif); margin: 14px 0 10px; }
.gift__d { max-width: 380px; font-size: 15px; color: #DDD4C6; margin-bottom: 26px; }
.gift .link-line { color: var(--dong-nhat); }

/* =====================================================================
   LỜI KHÁCH · TRI THỨC
   ===================================================================== */
.quotes { background: var(--nga-2); padding: var(--sec) 0; }
.quotes__track { display: grid; grid-auto-flow: column; grid-auto-columns: 100%; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
.quote { scroll-snap-align: center; padding: 0 4%; }
.quote blockquote { font: italic 300 clamp(26px, 3vw, 40px)/1.45 var(--serif); color: var(--go); }
.quote figcaption { margin-top: 30px; font-size: 11px; letter-spacing: .26em; text-transform: uppercase; color: var(--khoi-chu); }
.journal { padding: var(--sec) 0; }
.journal__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 3vw, 48px); }
.post-card__media { aspect-ratio: 4/3; overflow: hidden; background: var(--nga-2); }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 2s var(--ease-soft); }
.post-card:hover .post-card__media img { transform: scale(1.05); }
.post-card__cat { margin: 26px 0 10px; font-size: 10.5px; letter-spacing: .28em; text-transform: uppercase; color: var(--dong-dam); }
.post-card__t { font: 400 clamp(23px, 1.9vw, 28px)/1.25 var(--serif); transition: color .5s; }
.post-card:hover .post-card__t { color: var(--go); }
.post-card__ex { margin-top: 10px; font-size: 14.5px; color: var(--khoi-chu); }

/* =====================================================================
   LỜI MỜI (form tư vấn)
   ===================================================================== */
.invite { padding: var(--sec) 0; overflow: hidden; isolation: isolate; }
.invite__bg { position: absolute; inset: 0; z-index: -2; }
.invite__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .22; filter: saturate(.5) sepia(.3); }
.invite::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(27, 22, 17, .55), var(--muc) 85%); }
.invite__smoke { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: .5; mix-blend-mode: screen; }
.invite__text { margin: 26px auto 0; max-width: 560px; color: #CFC6B8; }
.invite__alt { margin-top: 40px; display: flex; justify-content: center; gap: 22px; font-size: 11.5px; letter-spacing: .24em; text-transform: uppercase; color: #D6CDBF; }
.invite__alt a { border-bottom: 1px solid transparent; transition: border-color .5s, color .5s; }
.invite__alt a:hover { color: var(--dong-sang); border-color: currentColor; }

/* ---------- Form ---------- */
.field { position: relative; }
.field input, .field textarea, .field select { width: 100%; border: 0; border-bottom: 1px solid var(--line); background: transparent; padding: 26px 0 10px; font-size: 16px; outline: none; border-radius: 0; transition: border-color .5s; -webkit-appearance: none; appearance: none; }
.field textarea { resize: vertical; min-height: 90px; }
.field label { position: absolute; left: 0; top: 24px; font-size: 15px; color: var(--khoi-chu); pointer-events: none; transform-origin: left; transition: transform .5s var(--ease-soft), color .4s; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--dong); }
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label,
.field select + label { transform: translateY(-20px) scale(.78); color: var(--dong-dam); }
.field--select::after { content: ""; position: absolute; right: 4px; top: 34px; width: 7px; height: 7px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg); pointer-events: none; opacity: .6; }
.field select { padding-right: 24px; cursor: pointer; }
.field select option { color: var(--muc); }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: #B4533C; }
.field__err { display: block; min-height: 0; font-size: 12.5px; color: #A2432C; margin-top: 6px; }
.field__err:empty { display: none; }
.dark .field input, .dark .field textarea, .is-dark .field input, .is-dark .field textarea { border-color: rgba(201, 169, 110, .3); color: var(--nga); }
.dark .field label, .is-dark .field label { color: #A79F93; }
.dark .field input:focus + label, .dark .field input:not(:placeholder-shown) + label, .dark .field textarea:focus + label, .dark .field textarea:not(:placeholder-shown) + label { color: var(--dong-sang); }
.dark .field__err, .is-dark .field__err { color: #E39A84; }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 13.5px; line-height: 1.6; cursor: pointer; text-align: left; }
.check input { flex: 0 0 18px; width: 18px; height: 18px; margin-top: 2px; accent-color: var(--dong); }
.check a { border-bottom: 1px solid currentColor; }
.lead { text-align: left; }
.lead__fields { display: grid; gap: 8px 28px; grid-template-columns: 1fr 1fr; align-items: end; }
.lead--band .lead__fields { grid-template-columns: 1fr 1fr auto; max-width: 820px; margin: 52px auto 0; }
.lead--band .lead__btn { align-self: end; }
.field--full { grid-column: 1 / -1; }
.lead--stack .lead__btn { grid-column: 1 / -1; justify-self: start; margin-top: 18px; }
.lead__consent { margin: 22px auto 0; max-width: 820px; color: var(--khoi-chu); }
.lead--dark .lead__consent { color: #A79F93; }
.lead__msg { margin-top: 18px; font: italic 400 20px var(--serif); color: var(--dong-dam); max-width: 820px; margin-left: auto; margin-right: auto; }
.lead--dark .lead__msg { color: var(--dong-sang); }
.lead__msg:empty { display: none; }
.lead.is-done .lead__fields, .lead.is-done .lead__consent { display: none; }
.lead--band .lead__msg { text-align: center; }

/* =====================================================================
   FOOTER
   ===================================================================== */
.ft { position: relative; background: var(--muc-3); color: #B3AA9C; padding: clamp(80px, 10vw, 140px) 0 calc(36px + env(safe-area-inset-bottom)); font-size: 14px; overflow: hidden; }
.ft__top { display: grid; grid-template-columns: 1.1fr 2fr; gap: clamp(40px, 6vw, 100px); }
.ft__logo { font: 300 clamp(34px, 3.6vw, 54px)/1.05 var(--serif); letter-spacing: .14em; text-transform: uppercase; color: var(--nga); display: block; }
.ft__tag { margin-top: 22px; font: italic 300 24px var(--serif); color: var(--dong-sang); }
.ft__lead { margin-top: 10px; max-width: 300px; }
.ft__cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.ft__h { font: 400 10.5px/1.4 var(--sans); letter-spacing: .3em; text-transform: uppercase; color: var(--dong-sang); margin-bottom: 20px; }
.ft li { margin-bottom: 10px; }
.ft a { transition: color .4s; }
.ft a:hover { color: var(--nga); }
.ft__contact li span { display: block; font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: #8E8679; }
.ft__legal { margin-top: clamp(56px, 7vw, 100px); padding-top: 30px; border-top: 1px solid rgba(201, 169, 110, .14); font-size: 12.5px; line-height: 1.8; color: #9C9385; }
.ft__legal strong { color: #CFC6B8; font-weight: 400; }
.ft__note { font-style: italic; color: #8E8679; }
.ft__bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 18px; }

/* ---------- Thanh CTA dính đáy (mobile) ---------- */
.mcta { display: none; }
.toast { position: fixed; left: 50%; bottom: 28px; z-index: 180; transform: translate(-50%, 30px); opacity: 0; pointer-events: none; max-width: min(520px, calc(100vw - 32px)); padding: 16px 24px; background: var(--muc); color: var(--nga); font-size: 14px; border: 1px solid var(--line-dark); transition: opacity .6s var(--ease), transform .8s var(--ease-soft); text-align: center; }
.toast.is-show { opacity: 1; transform: translate(-50%, 0); }
.toast.is-error { border-color: #8A3F2E; }
.consent { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 170; max-width: 560px; padding: 22px 24px; background: var(--nga); color: var(--muc); border: 1px solid var(--line); box-shadow: 0 30px 60px -30px rgba(27, 22, 17, .4); font-size: 13.5px; }
.consent[hidden] { display: none; }
.consent a { border-bottom: 1px solid currentColor; }
.consent__btns { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }

/* =====================================================================
   TRANG TRONG (đầu trang, breadcrumb)
   ===================================================================== */
.page-hero { position: relative; padding: calc(var(--hd) + clamp(60px, 9vw, 130px)) 0 clamp(60px, 7vw, 100px); }
.page-hero--dark { background: var(--muc-3); color: var(--nga); overflow: hidden; isolation: isolate; }
.page-hero--img { min-height: 72vh; display: flex; align-items: flex-end; }
.page-hero__bg { position: absolute; inset: 0; z-index: -2; }
.page-hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero--img::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(18, 14, 10, .92) 0%, rgba(18, 14, 10, .45) 55%, rgba(18, 14, 10, .3) 100%); }
.page-hero__t { font-size: clamp(48px, 7.4vw, 120px); line-height: .98; margin-top: 22px; }
.page-hero__t em { font-style: italic; color: var(--dong-dam); }
.page-hero--dark .page-hero__t em { color: var(--dong-sang); }
.page-hero__lead { margin-top: 28px; max-width: 620px; font-size: clamp(16px, 1.25vw, 18.5px); color: var(--go); }
.page-hero--dark .page-hero__lead { color: #D2C9BB; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 8px; font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--khoi-chu); }
.crumbs li + li::before { content: "/"; margin-right: 8px; opacity: .5; }
.crumbs a:hover { color: var(--muc); }
.page-hero--dark .crumbs ol, .is-dark .crumbs ol { color: var(--khoi-toi); }
.page-hero--dark .crumbs a:hover, .is-dark .crumbs a:hover { color: var(--nga); }
.section { padding: clamp(72px, 9vw, 140px) 0; }
.section--tight { padding: clamp(48px, 6vw, 90px) 0; }
.section--alt { background: var(--nga-2); }

/* Prose (bài viết, chính sách) */
.prose { font-size: 17px; line-height: 1.95; color: #2C241D; }
.prose > * + * { margin-top: 1.2em; }
.prose h2 { font-size: clamp(30px, 3vw, 42px); margin-top: 1.8em; color: var(--muc); }
.prose h3 { font-size: clamp(23px, 2vw, 28px); margin-top: 1.5em; font-weight: 400; }
.prose a { color: var(--dong-dam); border-bottom: 1px solid currentColor; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose ul { list-style: none; }
.prose ul li { position: relative; }
.prose ul li::before { content: ""; position: absolute; left: -1.1em; top: .9em; width: 8px; height: 1px; background: var(--dong); }
.prose ol { list-style: decimal; }
.prose li + li { margin-top: .5em; }
.prose blockquote { border-left: 1px solid var(--dong); padding: 4px 0 4px 28px; font: italic 300 clamp(22px, 2vw, 28px)/1.5 var(--serif); color: var(--go); }
.prose strong { font-weight: 500; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.prose th, .prose td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-weight: 400; color: var(--dong-dam); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; }
.prose .note { padding: 18px 22px; background: var(--nga-2); font-size: 15px; }
.prose img { width: 100%; }

/* =====================================================================
   DANH MỤC
   ===================================================================== */
.cat-hero { position: relative; padding: calc(var(--hd) + clamp(60px, 8vw, 110px)) 0 clamp(50px, 6vw, 80px); background: var(--muc-3); color: var(--nga); overflow: hidden; isolation: isolate; }
.cat-hero__bg { position: absolute; inset: 0; z-index: -2; }
.cat-hero__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.cat-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(18, 14, 10, .94) 0%, rgba(18, 14, 10, .65) 50%, rgba(18, 14, 10, .35) 100%); }
.cat-hero__grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 60px; align-items: end; }
.cat-hero__t { font-size: clamp(50px, 7vw, 108px); line-height: 1; margin-top: 22px; }
.cat-hero__tag { font: italic 300 clamp(22px, 2vw, 28px)/1.4 var(--serif); color: var(--dong-sang); margin-top: 14px; }
.cat-hero__intro { color: #D2C9BB; font-size: 16px; max-width: 460px; }
.cat-nav { display: flex; gap: 6px 28px; flex-wrap: wrap; margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--line-dark); font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--khoi-toi); }
.cat-nav a { padding: 6px 0; border-bottom: 1px solid transparent; transition: color .4s, border-color .4s; }
.cat-nav a:hover, .cat-nav a[aria-current] { color: var(--nga); border-color: var(--dong); }
.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.is-dark .toolbar { border-color: var(--line-dark); }
.filters { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 0 18px; border: 1px solid var(--line); border-radius: 40px; font-size: 12.5px; letter-spacing: .04em; transition: background .5s, color .5s, border-color .5s; white-space: nowrap; }
.chip:hover { border-color: var(--muc); }
.chip.is-on { background: var(--muc); color: var(--nga); border-color: var(--muc); }
.is-dark .chip { border-color: var(--line-dark); }
.is-dark .chip.is-on { background: var(--dong); color: var(--muc-3); border-color: var(--dong); }
.toolbar__right { display: flex; align-items: center; gap: 18px; font-size: 13px; color: var(--khoi-chu); }
.sort-select { border: 0; border-bottom: 1px solid var(--line); background: transparent; padding: 8px 22px 8px 0; font-size: 13px; cursor: pointer; }
.is-dark .sort-select { color: var(--nga); border-color: var(--line-dark); }
.is-dark .sort-select option { color: var(--muc); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(36px, 4vw, 64px) clamp(20px, 2.6vw, 40px); padding: clamp(48px, 6vw, 80px) 0; }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.empty { padding: 100px 0; text-align: center; color: var(--khoi-chu); }
.empty .h3 { color: var(--muc); margin-bottom: 14px; }
.pager { display: flex; justify-content: center; gap: 8px; padding-bottom: 80px; }
.pager a, .pager span { min-width: 46px; height: 46px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line); font-size: 13px; }
.pager span[aria-current] { background: var(--muc); color: var(--nga); border-color: var(--muc); }
.cat-body { padding-bottom: var(--sec); }

/* =====================================================================
   SẢN PHẨM
   ===================================================================== */
.pdp { padding: calc(var(--hd) + 40px) 0 clamp(60px, 8vw, 120px); }
.pdp__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(40px, 6vw, 110px); align-items: start; margin-top: 30px; }
.gallery { position: sticky; top: 100px; display: grid; grid-template-columns: 76px 1fr; gap: 18px; }
.gallery__thumbs { display: flex; flex-direction: column; gap: 12px; }
.gallery__thumb { aspect-ratio: 3/4; overflow: hidden; opacity: .55; transition: opacity .5s; border-radius: 40px 40px 0 0; }
.gallery__thumb.is-on, .gallery__thumb:hover { opacity: 1; }
.gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }
.gallery__main { position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: 100%; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; aspect-ratio: 4/5; background: var(--nga-2); border-radius: 999px 999px 0 0; }
.gallery__main::-webkit-scrollbar { display: none; }
.gallery__slide { scroll-snap-align: start; position: relative; overflow: hidden; cursor: zoom-in; }
.gallery__slide img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery__slide.is-zoom img { transform: scale(2); cursor: zoom-out; }
.gallery__dots { display: none; }
.pinfo__cat { font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--dong-dam); }
.pinfo__t { font-size: clamp(40px, 4.2vw, 64px); line-height: 1.04; margin-top: 18px; }
.pinfo__sub { margin-top: 12px; font: italic 300 22px var(--serif); color: var(--go); }
.pinfo__price { margin-top: 30px; display: flex; align-items: baseline; gap: 14px; font: 300 32px var(--serif); }
.pinfo__price s { font-size: 18px; color: var(--khoi); }
.pinfo__price small { font: 300 12px var(--sans); letter-spacing: .1em; color: var(--khoi-chu); }
.pinfo__short { margin-top: 24px; color: var(--go); font-size: 16px; }
.pinfo__facts { margin-top: 30px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.pinfo__facts div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.pinfo__facts div:nth-child(odd) { padding-right: 16px; }
.pinfo__facts dt { font-size: 10px; letter-spacing: .26em; text-transform: uppercase; color: var(--khoi-chu); }
.pinfo__facts dd { font: 400 19px/1.35 var(--serif); margin-top: 2px; }
.opts { margin-top: 32px; }
.opts__label { font-size: 11px; letter-spacing: .26em; text-transform: uppercase; color: var(--khoi-chu); margin-bottom: 12px; }
.opts__list { display: flex; flex-wrap: wrap; gap: 10px; }
.opt input { position: absolute; opacity: 0; pointer-events: none; }
.opt span { display: inline-flex; align-items: center; min-height: 46px; padding: 0 20px; border: 1px solid var(--line); font-size: 13.5px; cursor: pointer; transition: border-color .4s, background .4s, color .4s; }
.opt input:checked + span { border-color: var(--muc); background: var(--muc); color: var(--nga); }
.opt input:focus-visible + span { outline: 1px solid var(--dong); outline-offset: 3px; }
.opt input:disabled + span { opacity: .4; text-decoration: line-through; cursor: not-allowed; }
.buy { display: grid; grid-template-columns: auto 1fr; gap: 12px; margin-top: 28px; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line); height: 56px; }
.qty button { width: 44px; height: 100%; font-size: 18px; color: var(--go); }
.qty input { width: 44px; text-align: center; border: 0; background: none; font-size: 15px; -moz-appearance: textfield; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; }
.buy__now { grid-column: 1 / -1; }
.stock-note { margin-top: 14px; font-size: 13px; color: var(--khoi-chu); display: flex; align-items: center; gap: 8px; }
.stock-note::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #6E8B5B; }
.stock-note.is-low::before { background: var(--dong); }
.stock-note.is-out::before { background: #A2432C; }
.trust { margin-top: 30px; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: grid; gap: 12px; font-size: 14px; color: var(--go); }
.trust li { display: flex; gap: 14px; align-items: flex-start; }
.trust svg { flex: 0 0 20px; width: 20px; height: 20px; color: var(--dong); margin-top: 3px; }
.zalo-order { margin-top: 16px; font-size: 13.5px; color: var(--khoi-chu); }
.zalo-order button { border-bottom: 1px solid currentColor; color: var(--dong-dam); }
.acc { margin-top: 36px; border-top: 1px solid var(--line); }
.acc details { border-bottom: 1px solid var(--line); }
.acc summary { list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 22px 0; cursor: pointer; font: 400 21px var(--serif); }
.acc summary::-webkit-details-marker { display: none; }
.acc summary::after { content: ""; width: 11px; height: 11px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg) translate(-3px, -3px); transition: transform .6s var(--ease-soft); }
.acc details[open] summary::after { transform: rotate(-135deg); }
.acc__body { padding: 0 0 26px; font-size: 15.5px; color: #3A2F25; }
.notes { display: grid; gap: 16px; }
.notes div { display: grid; grid-template-columns: 110px 1fr; gap: 12px; }
.notes dt { font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase; color: var(--dong-dam); padding-top: 4px; }
.notes dd { font: italic 400 19px var(--serif); }
.sbuy { display: none; }
.related { padding: var(--sec) 0; border-top: 1px solid var(--line); }
.ritual { background: var(--muc); color: var(--nga); padding: var(--sec) 0; position: relative; overflow: hidden; }
.ritual__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 120px); align-items: center; }
.ritual__img { aspect-ratio: 4/5; }
.ritual__img img { width: 100%; height: 100%; object-fit: cover; }
.ritual .prose { color: #D2C9BB; }
.ritual .prose h3 { color: var(--nga); }

/* Trang quý hiếm (nền tối) */
.rp { padding: calc(var(--hd) + 40px) 0 var(--sec); }
.rp__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(40px, 7vw, 120px); align-items: start; margin-top: 30px; }
.rp__media { position: sticky; top: 100px; }
.rp__frame { position: relative; aspect-ratio: 4/5; overflow: hidden; background: #0C0907; }
.rp__frame::after { content: ""; position: absolute; inset: 18px; border: 1px solid rgba(201, 169, 110, .26); pointer-events: none; }
.rp__frame img { width: 100%; height: 100%; object-fit: cover; }
.rp__thumbs { display: flex; gap: 10px; margin-top: 12px; }
.rp__thumbs button { width: 70px; aspect-ratio: 1; overflow: hidden; opacity: .5; transition: opacity .4s; }
.rp__thumbs button.is-on { opacity: 1; }
.rp__thumbs img { width: 100%; height: 100%; object-fit: cover; }
.rp__lot { font: italic 300 22px var(--serif); color: var(--dong-sang); margin-top: 6px; }
.rp__t { font-size: clamp(46px, 5vw, 80px); line-height: 1; margin-top: 18px; }
.rp__t em { color: var(--dong-sang); font-style: italic; }
.rp__story { margin-top: 32px; color: #D2C9BB; }
.rp__story p + p { margin-top: 1em; }
.rp .spec dd { color: var(--nga); }
.rp__price { margin-top: 10px; font: italic 300 24px var(--serif); color: var(--dong-nhat); }
.rp__consult { margin-top: 48px; padding: 40px; border: 1px solid var(--line-dark); background: rgba(35, 28, 22, .6); }
.rp__consult .h3 { color: var(--nga); }
.rp__consult p { color: var(--khoi-toi); font-size: 14.5px; margin-top: 8px; }
.rp__privacy { margin-top: 20px; font-size: 12.5px; color: #8E8679; display: flex; gap: 10px; }
.sold { display: inline-block; margin-top: 18px; padding: 8px 16px; border: 1px solid var(--dong); color: var(--dong-sang); font-size: 11px; letter-spacing: .26em; text-transform: uppercase; }

/* =====================================================================
   GIỎ HÀNG & THANH TOÁN
   ===================================================================== */
.shop { padding: calc(var(--hd) + clamp(40px, 6vw, 80px)) 0 var(--sec); }
.shop__t { font-size: clamp(42px, 5vw, 72px); }
.shop__grid { display: grid; grid-template-columns: 1.35fr .9fr; gap: clamp(36px, 5vw, 90px); align-items: start; margin-top: clamp(36px, 4vw, 60px); }
.cart-line { display: grid; grid-template-columns: 110px 1fr auto; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); align-items: center; }
.cart-line:first-child { border-top: 1px solid var(--line); }
.cart-line__img { aspect-ratio: 3/4; overflow: hidden; border-radius: 60px 60px 0 0; background: var(--nga-2); }
.cart-line__img img { width: 100%; height: 100%; object-fit: cover; }
.cart-line__name { font: 400 23px/1.2 var(--serif); }
.cart-line__var { font-size: 13px; color: var(--khoi-chu); margin-top: 4px; }
.cart-line__unit { font-size: 13.5px; margin-top: 8px; color: var(--go); }
.cart-line__ctl { display: flex; align-items: center; gap: 18px; margin-top: 14px; }
.cart-line__rm { font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--khoi-chu); border-bottom: 1px solid transparent; }
.cart-line__rm:hover { border-color: currentColor; }
.cart-line__total { font: 400 20px var(--serif); text-align: right; }
.summary { position: sticky; top: 100px; padding: clamp(28px, 3vw, 44px); background: var(--nga-2); }
.summary__t { font: 400 26px var(--serif); margin-bottom: 22px; }
.summary__row { display: flex; justify-content: space-between; gap: 20px; padding: 10px 0; font-size: 14.5px; }
.summary__row--total { margin-top: 12px; padding-top: 20px; border-top: 1px solid var(--line); font: 400 26px var(--serif); align-items: baseline; }
.summary__row--total small { display: block; font: 300 11.5px var(--sans); color: var(--khoi-chu); letter-spacing: .02em; }
.summary .btn { margin-top: 24px; }
.freeship { margin: 16px 0 4px; font-size: 13px; color: var(--go); }
.freeship__bar { height: 2px; background: rgba(74, 54, 40, .14); margin-top: 10px; position: relative; overflow: hidden; }
.freeship__bar i { position: absolute; inset: 0 auto 0 0; background: var(--dong); }
.summary__note { margin-top: 18px; font-size: 12.5px; color: var(--khoi-chu); line-height: 1.7; }
.mini-line { display: grid; grid-template-columns: 56px 1fr auto; gap: 14px; padding: 12px 0; align-items: center; font-size: 14px; }
.mini-line__img { position: relative; aspect-ratio: 3/4; border-radius: 30px 30px 0 0; overflow: hidden; background: var(--nga-3); }
.mini-line__img img { width: 100%; height: 100%; object-fit: cover; }
.mini-line__q { position: absolute; top: 4px; right: 4px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px; background: var(--muc); color: var(--nga); font-size: 10px; line-height: 18px; text-align: center; }
.mini-line b { font: 400 17px/1.25 var(--serif); display: block; }
.mini-line small { color: var(--khoi-chu); font-size: 12.5px; }
.co-sec { padding: 34px 0; border-top: 1px solid var(--line); }
.co-sec:first-of-type { border-top: 0; padding-top: 0; }
.co-sec__t { display: flex; align-items: baseline; gap: 14px; font: 400 26px var(--serif); margin-bottom: 10px; }
.co-sec__t span { font: 400 11px var(--sans); letter-spacing: .2em; color: var(--dong-dam); }
.co-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 28px; }
.co-grid .field--full { grid-column: 1 / -1; }
.pay-opts { display: grid; gap: 12px; margin-top: 14px; }
.pay-opt { position: relative; display: grid; grid-template-columns: 22px 1fr; gap: 14px; padding: 20px 22px; border: 1px solid var(--line); cursor: pointer; transition: border-color .4s, background .4s; }
.pay-opt:has(input:checked) { border-color: var(--muc); background: rgba(234, 226, 211, .5); }
.pay-opt input { width: 18px; height: 18px; margin-top: 4px; accent-color: var(--muc); }
.pay-opt b { font: 400 20px var(--serif); display: block; }
.pay-opt small { font-size: 13px; color: var(--khoi-chu); }
.pay-opt.is-disabled { opacity: .5; cursor: not-allowed; }
.toggle-box { margin-top: 14px; }
.toggle-box[hidden] { display: none; }
.alert { padding: 16px 20px; border: 1px solid #C9A28F; background: #F6E9E1; color: #6E2F1F; font-size: 14px; margin-bottom: 24px; }
.alert--info { border-color: var(--line); background: var(--nga-2); color: var(--go); }
.alert ul { margin-top: 6px; padding-left: 18px; list-style: disc; }

/* Trang QR */
.qr { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 5vw, 80px); align-items: start; margin-top: 40px; }
.qr__card { background: var(--nga); border: 1px solid var(--line); padding: clamp(24px, 3vw, 40px); text-align: center; }
.qr__img { width: min(100%, 340px); margin: 0 auto; aspect-ratio: 1; background: #fff; padding: 12px; border: 1px solid var(--line); }
.qr__img img { width: 100%; height: 100%; object-fit: contain; }
.qr__timer { margin-top: 20px; font-size: 13px; color: var(--khoi-chu); }
.qr__timer b { font: 400 26px var(--serif); color: var(--muc); display: block; letter-spacing: .06em; }
.qr__rows { display: grid; gap: 0; border-top: 1px solid var(--line); }
.qr__row { display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--line); }
.qr__row dt { font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase; color: var(--khoi-chu); }
.qr__row dd { font: 400 22px/1.3 var(--serif); word-break: break-all; }
.copy { min-height: 40px; padding: 0 16px; border: 1px solid var(--line); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; transition: background .4s, color .4s; }
.copy:hover, .copy.is-done { background: var(--muc); color: var(--nga); }
.qr__status { display: flex; align-items: center; gap: 12px; margin-top: 26px; padding: 16px 20px; background: var(--nga-2); font-size: 14px; }
.pulse { width: 9px; height: 9px; border-radius: 50%; background: var(--dong); animation: pulse 1.8s ease-in-out infinite; }
.steps-mini { counter-reset: m; display: grid; gap: 10px; margin-top: 22px; font-size: 14px; color: var(--go); }
.steps-mini li { counter-increment: m; display: grid; grid-template-columns: 28px 1fr; }
.steps-mini li::before { content: counter(m) "."; font: italic 400 18px var(--serif); color: var(--dong-dam); }

/* Cảm ơn */
.thanks { text-align: center; padding: calc(var(--hd) + clamp(60px, 8vw, 120px)) 0 var(--sec); }
.thanks__mark { width: 84px; height: 84px; margin: 0 auto 30px; border-radius: 50%; border: 1px solid var(--dong); display: flex; align-items: center; justify-content: center; color: var(--dong); }
.thanks__mark svg { width: 34px; height: 34px; fill: none; stroke: currentColor; stroke-width: 1; }
.order-box { max-width: 720px; margin: 50px auto 0; text-align: left; border: 1px solid var(--line); padding: clamp(24px, 3vw, 40px); background: var(--nga); }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 8px 20px; font-size: 14.5px; }
.kv dt { color: var(--khoi-chu); }
.timeline { margin-top: 20px; border-left: 1px solid var(--line); padding-left: 22px; }
.timeline li { position: relative; padding: 8px 0; font-size: 14px; }
.timeline li::before { content: ""; position: absolute; left: -26px; top: 16px; width: 7px; height: 7px; border-radius: 50%; background: var(--dong); }
.timeline small { color: var(--khoi-chu); display: block; }

/* Trang Liên hệ / Kiểm định / Giới thiệu */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 120px); align-items: center; }
.split--top { align-items: start; }
.split__img { aspect-ratio: 4/5; overflow: hidden; }
.split__img img { width: 100%; height: 100%; object-fit: cover; }
.contact-list { display: grid; gap: 0; border-top: 1px solid var(--line); margin-top: 36px; }
.contact-list li { display: grid; grid-template-columns: 140px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.contact-list span { font-size: 10.5px; letter-spacing: .26em; text-transform: uppercase; color: var(--khoi-chu); padding-top: 5px; }
.contact-list a, .contact-list b { font: 400 22px var(--serif); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 26px 40px 26px 0; position: relative; font: 400 clamp(21px, 1.8vw, 25px)/1.3 var(--serif); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 22px; font: 300 26px var(--sans); color: var(--dong); transition: transform .6s var(--ease-soft); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 40px 28px 0; color: var(--go); }
.numbers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 70px; }
.numbers b { display: block; font: 300 clamp(54px, 6vw, 90px)/1 var(--serif); color: var(--dong-dam); }
.numbers span { font-size: 13px; letter-spacing: .1em; color: var(--khoi-chu); }
.err-page { min-height: 80vh; display: flex; align-items: center; text-align: center; padding: calc(var(--hd) + 60px) 0 100px; }
.err-page__code { font: italic 300 clamp(100px, 16vw, 220px)/1 var(--serif); color: var(--dong); opacity: .5; }

/* =====================================================================
   ANIMATION
   ===================================================================== */
@keyframes heroZoom { to { transform: scale(1); } }
@keyframes sheen { 0%, 100% { background-position: 100% 0; } 50% { background-position: 0 0; } }
@keyframes drip { 0% { top: -40%; } 100% { top: 100%; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.6); opacity: .4; } }

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 1180px) {
  .hide-md { display: none; }
  .ft__top { grid-template-columns: 1fr; }
  .grid--4 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 980px) {
  :root { --hd: 68px; }
  .hd, .hd.is-solid { height: 68px; }
  .hd__nav { display: none; }
  .hd__burger { display: block; }
  .hd__in { grid-template-columns: auto 1fr auto; gap: 8px; }
  .logo { justify-self: center; }
  .logo__mark { display: none; }
  .logo__word { font-size: 15px; letter-spacing: .3em; }
  .hide-sm { display: none; }
  .hero__in { padding-bottom: 120px; }
  .hero__img { object-position: 68% 50%; }
  .hero__veil { background: linear-gradient(0deg, rgba(18, 14, 10, .96) 0%, rgba(18, 14, 10, .6) 45%, rgba(18, 14, 10, .25) 75%, rgba(18, 14, 10, .5) 100%); }
  .hero__foot { grid-template-columns: 1fr auto; }
  .hero__est { display: none; }
  .grades__list { grid-template-columns: 1fr 1fr; }
  .grade { padding: 40px 22px 34px !important; border-bottom: 1px solid var(--line); }
  .grade:nth-child(2n) { border-right: 0; }
  .origin__grid, .rare__grid, .split, .ritual__grid, .cat-hero__grid { grid-template-columns: 1fr; }
  .origin__media { max-width: 560px; }
  .promise__list { grid-template-columns: 1fr 1fr; }
  .gifts__grid, .journal__grid { grid-template-columns: 1fr; }
  .gift { aspect-ratio: 4/5; }
  .ft__cols { grid-template-columns: 1fr 1fr; }
  .grid, .grid--4 { grid-template-columns: 1fr 1fr; }
  .pdp__grid, .rp__grid, .shop__grid, .qr { grid-template-columns: 1fr; }
  .gallery, .rp__media, .summary { position: static; }
  .gallery { grid-template-columns: 1fr; }
  .gallery__thumbs { display: none; }
  .gallery__dots { display: flex; justify-content: center; gap: 8px; margin-top: 14px; }
  .gallery__dots i { width: 22px; height: 1px; background: var(--line); }
  .gallery__dots i.is-on { background: var(--muc); height: 2px; }
  .mcta, .sbuy { display: grid; grid-template-columns: 1fr 1fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 80; background: var(--muc); border-top: 1px solid var(--line-dark); padding-bottom: env(safe-area-inset-bottom); transform: translateY(110%); transition: transform .7s var(--ease-soft); }
  .mcta.is-show, .sbuy.is-show { transform: none; }
  .mcta a { padding: 18px 10px; text-align: center; font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--nga); }
  .mcta__gold { background: var(--dong); color: var(--muc-3) !important; }
  .sbuy { grid-template-columns: 1fr auto; align-items: center; gap: 12px; padding: 10px 14px calc(10px + env(safe-area-inset-bottom)); color: var(--nga); }
  .sbuy b { font: 400 19px var(--serif); display: block; line-height: 1.2; }
  .sbuy small { font-size: 12px; color: var(--khoi-toi); }
  .sbuy .btn { min-height: 48px; padding: 0 22px; }
  body { padding-bottom: 0; }
  .ft { padding-bottom: calc(90px + env(safe-area-inset-bottom)); }
  .toast { bottom: 84px; }
  .mega { display: none; }
}
@media (max-width: 760px) {
  .lead--band .lead__fields, .lead__fields, .co-grid { grid-template-columns: 1fr; }
  .lead--band .lead__btn { width: 100%; margin-top: 18px; }
  .lead--stack .lead__btn { width: 100%; }
  .rail { grid-auto-columns: 72vw; }
  .sec-head__aside { max-width: none; }
  .rail-nav { display: none; }
  .spec { grid-template-columns: 1fr 1fr; }
  .cart-line { grid-template-columns: 84px 1fr; }
  .cart-line__total { grid-column: 2; text-align: left; }
  .kv { grid-template-columns: 1fr; gap: 2px; }
  .kv dd { margin-bottom: 10px; }
  .contact-list li { grid-template-columns: 1fr; gap: 4px; }
  .numbers { grid-template-columns: 1fr; gap: 28px; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .filters { overflow-x: auto; flex-wrap: nowrap; margin: 0 calc(var(--gutter) * -1); padding: 0 var(--gutter); scrollbar-width: none; }
}
@media (max-width: 520px) {
  .promise__list { grid-template-columns: 1fr; }
  .ft__cols { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
  .hero__title { font-size: clamp(54px, 15.5vw, 80px); }
  .hero__title em { padding-left: .3em; }
  .hero__ctas .btn { flex: 1 1 100%; }
  .grid, .grid--4 { gap: 34px 14px; }
  .card__name { font-size: 19px; }
  .card__meta { font-size: 12px; }
  .grades__list { grid-template-columns: 1fr; }
  .grade { border-right: 0 !important; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  [data-reveal], [data-intro] { opacity: 1 !important; transform: none !important; }
  .hero__img { transform: none; }
  .hero__smoke, .invite__smoke { display: none; }
}

@media print {
  .hd, .ft, .mcta, .sbuy, .toast, .consent { display: none !important; }
  body::after { display: none; }
}

/* =====================================================================
   BỔ SUNG CHO CÁC TRANG TRONG
   ===================================================================== */
.no-js [data-intro] { opacity: 1; transform: none; }
fieldset.opts { border: 0; min-width: 0; }
.buy-form { margin-top: 4px; }
.em { font-style: italic; font-family: var(--serif); }
.gallery__main--single { grid-column: 1 / -1; }
.lead-box { margin-top: 34px; padding: clamp(26px, 3vw, 40px); background: var(--nga-2); }
.lead-box .h3 { margin-bottom: 6px; }
.lead-box .muted { font-size: 14.5px; margin-bottom: 8px; }
.cart-lines { list-style: none; }
.post-cover { aspect-ratio: 21/9; overflow: hidden; margin-top: 10px; }
.post-cover img { width: 100%; height: 100%; object-fit: cover; }
.post-lead { color: inherit; }
.post-lead .split__img img { transition: transform 2.4s var(--ease-soft); }
.post-lead:hover .split__img img { transform: scale(1.04); }
.split__img[data-parallax] { position: relative; }
.split__img[data-parallax] img { position: absolute; left: 0; top: -8%; height: 116%; will-change: transform; }
.steps--light { margin-top: 0; }
.steps--light .step { border-color: var(--line); }
.steps--light .step__n { color: var(--dong-dam); }
.steps--light .step__d { color: var(--go); }
.dark .numbers b { color: var(--dong-sang); }
.dark .numbers span { color: var(--khoi-toi); }
.cat-seo { padding-top: 40px; border-top: 1px solid var(--line); }

/* Nền tối (trang quý hiếm, danh mục quý hiếm) */
.is-dark .btn--line-dark { color: var(--nga); border-color: rgba(244, 239, 230, .32); }
.is-dark .btn--line-dark::before { background: var(--nga); }
.is-dark .btn--line-dark:hover { color: var(--muc); }
.is-dark .qty, .is-dark .opt span, .is-dark .pager a, .is-dark .pager span { border-color: var(--line-dark); }
.is-dark .qty button { color: var(--dong-nhat); }
.is-dark .opt input:checked + span { background: var(--dong); border-color: var(--dong); color: var(--muc-3); }
.is-dark .opts__label, .is-dark .stock-note, .is-dark .pinfo__price small { color: var(--khoi-toi); }
.is-dark .pager span[aria-current] { background: var(--dong); color: var(--muc-3); border-color: var(--dong); }
.is-dark .empty, .is-dark .empty .h3 { color: var(--nga); }
.is-dark .acc, .is-dark .acc details, .is-dark .related, .is-dark .cat-seo { border-color: var(--line-dark); }
.is-dark .acc__body { color: #D2C9BB; }
.is-dark .notes dt { color: var(--dong-sang); }
.is-dark .prose { color: #D2C9BB; }
.is-dark .prose h2, .is-dark .prose h3 { color: var(--nga); }
.pinfo--dark { margin-top: 40px; padding-top: 30px; border-top: 1px solid var(--line-dark); }
.pinfo--dark .pinfo__price { margin-top: 0; color: var(--nga); }
.rp__frame img { transition: opacity .4s var(--ease); }
.rp .lead-p { margin-top: 10px; }
.rp__consult .lead__fields { grid-template-columns: 1fr 1fr; }

@media (max-width: 760px) {
  .rp__consult { padding: 26px 20px; }
  .rp__consult .lead__fields { grid-template-columns: 1fr; }
  .post-cover { aspect-ratio: 4/3; }
}

/* ===== Nội dung soạn trong quản trị ===== */
.preview-bar { position: sticky; top: 0; z-index: 200; background: #7A5C2E; color: #fff; text-align: center; font-size: 13.5px; padding: 9px 16px; }
.preview-bar a { color: #fff; text-decoration: underline; margin-left: 10px; }
.prose h4 { font: 500 13px/1.6 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--dong-dam); margin-top: 1.6em; }
.prose .align-center { text-align: center; }
.prose .align-right { text-align: right; }
.prose .align-left { text-align: left; }
.prose img.align-center, .prose figure.align-center { margin-left: auto; margin-right: auto; }
.prose figure { margin-left: 0; margin-right: 0; }
.prose figure img, .prose > p > img { display: block; height: auto; }
.prose figcaption { font: italic 300 15px/1.6 var(--serif); color: var(--khoi-chu); text-align: center; margin-top: 10px; }
@media (min-width: 760px) {
  .prose img.align-left, .prose figure.align-left { float: left; width: 46%; margin: .4em 2em 1em 0; }
  .prose img.align-right, .prose figure.align-right { float: right; width: 46%; margin: .4em 0 1em 2em; }
  .prose figure.align-left img, .prose figure.align-right img { width: 100%; }
}
.prose::after { content: ""; display: block; clear: both; }
.prose aside.note { border-left: 1px solid var(--dong); }
.prose hr { border: 0; height: 1px; background: var(--line); margin: 2.4em auto; width: 120px; }
.prose mark { background: rgba(201, 169, 110, .28); color: inherit; padding: 0 .15em; }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.video-wrap { position: relative; aspect-ratio: 16 / 9; background: var(--muc); }
.video-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.inline-product { display: flex; gap: 22px; align-items: center; padding: 16px; border: 1px solid var(--line); background: #FBF8F2; text-decoration: none; color: inherit; border-bottom: 1px solid var(--line) !important; transition: border-color .5s var(--ease), box-shadow .6s var(--ease); max-width: 560px; }
.inline-product:hover { border-color: var(--dong) !important; box-shadow: 0 20px 40px -28px rgba(74, 54, 40, .45); }
.inline-product img { width: 96px !important; height: 120px; object-fit: cover; flex: none; border-radius: 48px 48px 0 0; }
.inline-product span { display: flex; flex-direction: column; gap: 2px; line-height: 1.4; }
.inline-product small { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--dong-dam); }
.inline-product strong { font: 400 23px/1.25 var(--serif); color: var(--muc); }
.inline-product em { font-style: normal; font-size: 15px; color: var(--go); }
.inline-product b { font-weight: 400; font-size: 12.5px; letter-spacing: .08em; color: var(--dong-dam); margin-top: 6px; }
.faq-sec { background: var(--nga); }
.faq__a { padding: 0 40px 28px 0; color: var(--go); line-height: 1.85; }
.sitemap-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: clamp(32px, 5vw, 80px); }
.sitemap-cat { font: 400 22px/1.3 var(--serif); margin: 28px 0 10px; }
.sitemap-cat a { color: var(--muc); }
.sitemap-list { list-style: none; padding: 0; margin: 0; }
.sitemap-list li { padding: 7px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.sitemap-list a { color: var(--go); }
.sitemap-list a:hover { color: var(--dong-dam); }