/* =========================================================
   MINH THƯ STUDIO — DESIGN SYSTEM
   Màu lấy từ logo (nâu espresso) + nền kem + xanh sage của Garden
   ========================================================= */
:root {
  --ivory: #faf6f0;
  --cream: #f3ece2;
  --paper: #fffdf9;
  --espresso: #5c4039;
  --cocoa: #664a43;
  --ink: #2b1d18;
  --muted: #7d6b62;
  --line: #e6dccf;
  --gold: #b08d57;
  --sage: #5f6f52;
  --sage-soft: #e7ebe1;
  --champagne: #c9a978;
  --champagne-soft: #e8d9bf;
  --radius: 18px;
  --shadow: 0 18px 40px -22px rgba(74, 46, 37, .35);
  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Be Vietnam Pro", system-ui, -apple-system, sans-serif;
  --wrap: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ivory); color: var(--ink); font: 400 16px/1.65 var(--sans); overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
section { padding: 88px 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; color: var(--espresso); line-height: 1.12; margin: 0 0 .4em; }
h2 { font-size: clamp(34px, 4.6vw, 54px); }
h2 em, h1 em { font-style: italic; color: var(--cocoa); }
h3 { font-size: 26px; }
.eyebrow { font: 600 12px/1 var(--sans); letter-spacing: .28em; text-transform: uppercase; color: var(--gold); margin-bottom: 14px; display: inline-flex; gap: 10px; align-items: center; }
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }
.lead { color: var(--muted); font-size: 17px; max-width: 620px; }
.sec-head { text-align: center; margin-bottom: 48px; }
.sec-head .lead { margin-inline: auto; }
.sec-head .eyebrow::after { content: ""; width: 28px; height: 1px; background: currentColor; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 1px solid transparent; border-radius: 2px; padding: 14px 26px; font-weight: 600; font-size: 15px; transition: .25s; white-space: nowrap; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-primary { background: var(--espresso); color: #fbf6ee; letter-spacing: .14em; text-transform: uppercase; font-size: 12.5px; }
.btn-primary:hover { background: var(--ink); transform: translateY(-1px); }
.btn-zalo { position: relative; background: var(--espresso); color: #fbf6ee; border-radius: 2px; letter-spacing: .14em; text-transform: uppercase; font-size: 12.5px; font-weight: 600; padding: 15px 28px; box-shadow: inset 0 0 0 1px rgba(201,169,120,.55); }
.btn-zalo::after { content: ""; position: absolute; inset: 4px; border: 1px solid rgba(201,169,120,.35); border-radius: 1px; pointer-events: none; transition: .3s; }
.btn-zalo svg { color: var(--champagne); width: 17px; height: 17px; }
.btn-zalo:hover { background: var(--ink); box-shadow: inset 0 0 0 1px var(--champagne); }
.btn-zalo:hover::after { inset: 3px; border-color: rgba(201,169,120,.7); }
.btn-zalo.btn-sm { padding: 11px 18px; font-size: 11.5px; }
.btn-zalo.btn-sm::after { inset: 3px; }
.btn-ghost { border-color: rgba(92,64,57,.45); color: var(--espresso); background: transparent; letter-spacing: .14em; text-transform: uppercase; font-size: 12.5px; }
.btn-ghost:hover { background: var(--espresso); color: #fff; }
.btn-light { background: #fbf6ee; color: var(--espresso); letter-spacing: .14em; text-transform: uppercase; font-size: 12.5px; }
.btn-light:hover { background: var(--champagne-soft); }
.btn-sm { padding: 10px 18px; font-size: 14px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Topbar + Header ---------- */
.topbar { background: var(--espresso); color: #f3e7da; font-size: 13.5px; text-align: center; padding: 9px 16px; }
.topbar a { color: #fff; font-weight: 600; border-bottom: 1px solid rgba(255,255,255,.5); margin-left: 8px; white-space: nowrap; }
.header { position: sticky; top: 0; z-index: 50; background: rgba(250, 246, 240, .92); backdrop-filter: blur(12px); border-bottom: 1px solid transparent; transition: .3s; }
.header.scrolled { border-color: var(--line); box-shadow: 0 8px 30px -24px rgba(0,0,0,.4); }
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 20px; }
.logo { display: flex; align-items: center; }
.logo img { height: 46px; width: auto; }
.footer .logo img { height: 120px; }
.nav { display: flex; gap: 30px; font-size: 15px; font-weight: 500; }
.nav a { position: relative; padding: 6px 0; color: var(--cocoa); }
.nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1px; background: var(--espresso); transition: .3s; }
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav a.active { color: var(--espresso); }
.head-cta { display: flex; gap: 10px; align-items: center; }
.head-phone { font-weight: 600; color: var(--espresso); font-size: 15px; display: flex; gap: 8px; align-items: center; }
.head-phone svg { width: 18px; }
.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: #fff; place-items: center; }
.burger span, .burger span::before, .burger span::after { display: block; width: 18px; height: 1.5px; background: var(--espresso); position: relative; transition: .3s; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; }
.burger span::before { top: -6px; } .burger span::after { top: 6px; }
.menu-open .burger span { background: transparent; }
.menu-open .burger span::before { top: 0; transform: rotate(45deg); }
.menu-open .burger span::after { top: 0; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 0; background: var(--cream); }
.hero-media { position: relative; aspect-ratio: 2000 / 741; max-height: calc(100vh - 110px); width: 100%; overflow: hidden; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-bar { background: var(--paper); border-bottom: 1px solid var(--line); }
.hero-bar .wrap { display: grid; grid-template-columns: 1.3fr auto; gap: 28px; align-items: center; padding: 30px 0; }
.hero-bar h1 { font-size: clamp(28px, 3.2vw, 40px); margin: 0 0 6px; }
.hero-bar p { margin: 0; color: var(--muted); }

/* ---------- Promises ---------- */
.promises { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.promise { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; }
.promise .ic { width: 52px; height: 52px; border-radius: 50%; background: var(--sage-soft); color: var(--sage); display: grid; place-items: center; margin-bottom: 18px; }
.promise .ic svg { width: 24px; height: 24px; }
.promise h3 { font-size: 25px; margin-bottom: 8px; }
.promise p { margin: 0; color: var(--muted); font-size: 15px; }

/* ---------- Intro split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-media { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 14px; }
.split-media img { border-radius: var(--radius); width: 100%; height: 100%; object-fit: cover; }
.split-media .tall { grid-row: span 2; aspect-ratio: 2/3; }
.split-media .sq { aspect-ratio: 4/5; }
.badge-stamp { position: absolute; left: -18px; bottom: 28px; background: var(--espresso); color: #fff; border-radius: 16px; padding: 16px 20px; box-shadow: var(--shadow); }
.badge-stamp b { display: block; font-family: var(--serif); font-size: 34px; font-weight: 500; line-height: 1; }
.badge-stamp span { font-size: 12.5px; opacity: .85; }
.checks { list-style: none; padding: 0; margin: 22px 0 30px; display: grid; gap: 12px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; }
.checks li::before { content: ""; flex: none; width: 20px; height: 20px; margin-top: 3px; border-radius: 50%; background: var(--sage-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235f6f52' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat; }

/* ---------- Concept chooser ---------- */
.concepts-sec { background: var(--paper); }
.filters { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin: -16px 0 36px; }
.filter { border: 1px solid var(--line); background: transparent; color: var(--cocoa); border-radius: 2px; padding: 9px 20px; font-size: 14.5px; font-weight: 500; transition: .2s; }
.filter:hover { border-color: var(--espresso); }
.filter.on { background: var(--espresso); color: #fff; border-color: var(--espresso); }
.concept-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.c-card { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--cream); box-shadow: var(--shadow); isolation: isolate; transition: transform .35s; }
.c-card:hover { transform: translateY(-4px); }
.c-card .ph { display: block; aspect-ratio: 3/4; overflow: hidden; }
.c-card .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.c-card:hover .ph img { transform: scale(1.05); }
.c-card .shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(43,29,24,0) 45%, rgba(43,29,24,.82) 100%); pointer-events: none; }
.c-card .info { position: absolute; left: 0; right: 0; bottom: 0; padding: 22px; color: #fff; }
.c-card .code { font-size: 11.5px; letter-spacing: .2em; opacity: .85; }
.c-card h3 { color: #fff; font-size: 30px; margin: 4px 0 2px; }
.c-card .tl { font-size: 14px; opacity: .9; margin: 0 0 14px; }
.c-card .row { display: flex; gap: 8px; }
.c-card .row .btn { flex: 1; padding: 11px 12px; font-size: 13.5px; }
.c-card .row .btn { letter-spacing: .1em; text-transform: uppercase; font-size: 11.5px; }
.c-card .btn-zalo { background: rgba(251,246,238,.95); color: var(--espresso); box-shadow: none; }
.c-card .btn-zalo::after { border-color: rgba(201,169,120,.6); inset: 3px; }
.c-card .btn-zalo svg { color: var(--gold); }
.c-card .btn-zalo:hover { background: #fff; }
.c-card .btn-pick { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.5); backdrop-filter: blur(6px); }
.c-card .btn-pick:hover { background: #fff; color: var(--espresso); }
.c-card.picked { outline: 3px solid var(--gold); outline-offset: -3px; }
.c-card.picked .btn-pick { background: var(--gold); border-color: var(--gold); color: #fff; }
.c-card .hot { position: absolute; top: 16px; left: 16px; background: #fff; color: var(--espresso); font-size: 11.5px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; padding: 6px 12px; border-radius: 999px; }
.c-card .count { position: absolute; top: 16px; right: 16px; background: rgba(0,0,0,.35); color: #fff; font-size: 12px; padding: 5px 10px; border-radius: 999px; backdrop-filter: blur(4px); }
.hide { display: none !important; }

/* ---------- Services ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.svc { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.svc img { aspect-ratio: 16/11; object-fit: cover; width: 100%; }
.svc .b { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.svc h3 { font-size: 26px; margin: 0; }
.svc p { margin: 0 0 6px; color: var(--muted); font-size: 15px; flex: 1; }
.svc .lnk { font-weight: 600; color: var(--espresso); display: inline-flex; gap: 8px; align-items: center; }
.svc .lnk svg { width: 16px; transition: .2s; }
.svc .lnk:hover svg { transform: translateX(4px); }

/* ---------- Showroom / masonry ---------- */
.dark { background: var(--espresso); color: #f1e6da; }
.dark h2, .dark h3 { color: #fff; }
.dark h2 em { color: #e6cfa9; }
.dark .lead { color: #d9c8b8; }
.dark .eyebrow { color: #e0c08b; }
.mosaic { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 200px; gap: 14px; }
.mosaic img { width: 100%; height: 100%; object-fit: cover; border-radius: 14px; cursor: zoom-in; }
.mosaic .m-big { grid-column: span 2; grid-row: span 2; }
.mosaic .m-tall { grid-row: span 2; }

/* ---------- Album strip ---------- */
.strip { display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; scrollbar-width: thin; }
.strip img { flex: none; height: 380px; width: auto; aspect-ratio: 2/3; object-fit: cover; border-radius: 14px; scroll-snap-align: start; cursor: zoom-in; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
.step { padding: 26px 22px; border-top: 1px solid var(--line); }
.step::before { counter-increment: s; content: "0" counter(s); font-family: var(--serif); font-size: 44px; color: var(--gold); display: block; line-height: 1; margin-bottom: 12px; }
.step h3 { font-size: 23px; margin-bottom: 6px; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }

/* ---------- Quote / testimonials ---------- */
.quote { max-width: 860px; margin: 0 auto; text-align: center; }
.quote blockquote { font-family: var(--serif); font-size: clamp(24px, 3vw, 34px); font-style: italic; color: var(--espresso); line-height: 1.35; margin: 0 0 18px; }
.quote cite { font-style: normal; color: var(--muted); font-size: 14px; letter-spacing: .1em; text-transform: uppercase; }
.stat-row { display: flex; justify-content: center; gap: 56px; margin-top: 44px; flex-wrap: wrap; }
.stat-row div { text-align: center; }
.stat-row b { font-family: var(--serif); font-size: 46px; font-weight: 500; color: var(--espresso); display: block; line-height: 1; }
.stat-row span { color: var(--muted); font-size: 14px; }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq summary { list-style: none; cursor: pointer; font-family: var(--serif); font-size: 23px; color: var(--espresso); display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--sans); font-weight: 300; font-size: 26px; line-height: 1; transition: .3s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin: 12px 0 0; color: var(--muted); }

/* ---------- CTA band ---------- */
.cta-band { position: relative; border-radius: 28px; overflow: hidden; color: #fff; padding: 72px 56px; background: var(--espresso); }
.cta-band::before { content: ""; position: absolute; inset: 0; background: var(--bg) center/cover; opacity: .35; }
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; max-width: 640px; }
.cta-band p { max-width: 560px; color: #f0e4d8; margin: 0 0 28px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: start; }
.info-list { display: grid; gap: 18px; margin: 26px 0; }
.info-list div { display: flex; gap: 14px; }
.info-list svg { width: 22px; height: 22px; color: var(--gold); flex: none; margin-top: 2px; }
.info-list b { display: block; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.map { border: 0; width: 100%; height: 320px; border-radius: var(--radius); filter: sepia(.15); }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: 4px; padding: 32px; box-shadow: var(--shadow); }

/* ---------- Form ---------- */
.field { display: grid; gap: 6px; margin-bottom: 16px; }
.field label, .field .lbl { font-size: 13.5px; font-weight: 600; color: var(--cocoa); }
.field input, .field select, .field textarea { width: 100%; font: inherit; font-size: 15px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); }
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--gold); outline-offset: 1px; border-color: transparent; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 8px 14px; font-size: 14px; cursor: pointer; transition: .2s; }
.chip input:checked + span { background: var(--espresso); border-color: var(--espresso); color: #fff; }
.chip input:focus-visible + span { outline: 2px solid var(--gold); }
.note { font-size: 13px; color: var(--muted); margin: 10px 0 0; }

/* ---------- Pick tray (concept đã chọn) ---------- */
.tray { position: fixed; left: 50%; bottom: 18px; border: 1px solid rgba(201,169,120,.35); transform: translate(-50%, 160%); visibility: hidden; z-index: 60; width: min(640px, calc(100% - 24px)); background: var(--ink); color: #fbf6ee; border-radius: 4px; padding: 10px 10px 10px 18px; display: flex; align-items: center; gap: 14px; box-shadow: 0 20px 50px -18px rgba(0,0,0,.6); transition: transform .4s cubic-bezier(.2,.9,.3,1.2), visibility .4s; }
.tray.show { transform: translate(-50%, 0); visibility: visible; }
.tray .thumbs { display: flex; }
.tray .thumbs img { width: 38px; height: 38px; border-radius: 50%; object-fit: cover; border: 2px solid var(--ink); margin-left: -10px; }
.tray .thumbs img:first-child { margin-left: 0; }
.tray .txt { flex: 1; font-size: 14px; line-height: 1.35; min-width: 0; }
.tray .txt b { display: block; font-size: 15px; }
.tray .txt span { opacity: .7; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.tray .btn { padding: 13px 18px; }
.tray .btn-zalo { background: var(--champagne); color: var(--ink); box-shadow: none; }
.tray .btn-zalo svg { color: var(--ink); }
.tray .btn-zalo::after { border-color: rgba(43,29,24,.25); }
.tray .btn-zalo:hover { background: var(--champagne-soft); }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 90; display: none; align-items: center; justify-content: center; padding: 16px; }
.modal.open { display: flex; }
.modal .backdrop { position: absolute; inset: 0; background: rgba(28,18,14,.6); backdrop-filter: blur(4px); }
.modal .box { position: relative; background: var(--ivory); border-radius: 4px; border-top: 3px solid var(--champagne); width: min(560px, 100%); max-height: calc(100vh - 32px); overflow: auto; padding: 30px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.5); animation: pop .3s ease; }
@keyframes pop { from { opacity: 0; transform: translateY(14px) scale(.98); } }
.modal .x { position: absolute; top: 14px; right: 14px; width: 38px; height: 38px; border-radius: 50%; border: 0; background: var(--cream); font-size: 22px; line-height: 1; color: var(--espresso); }
.modal h3 { font-size: 30px; margin-bottom: 4px; }
.picked-list { display: grid; gap: 8px; margin: 16px 0 20px; }
.picked-list .pi { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 8px 10px; }
.picked-list img { width: 46px; height: 46px; border-radius: 10px; object-fit: cover; }
.picked-list .pi div { flex: 1; font-size: 14px; line-height: 1.3; }
.picked-list .pi b { display: block; font-family: var(--serif); font-size: 19px; font-weight: 600; color: var(--espresso); }
.picked-list .pi button { border: 0; background: none; color: var(--muted); font-size: 20px; padding: 4px 8px; }
.empty-pick { background: var(--cream); border-radius: 14px; padding: 14px; font-size: 14px; color: var(--muted); margin: 16px 0 20px; }
.empty-pick a { color: var(--espresso); font-weight: 600; text-decoration: underline; }

/* ---------- Lightbox ---------- */
.lb { position: fixed; inset: 0; z-index: 95; background: rgba(20,13,10,.94); display: none; flex-direction: column; }
.lb.open { display: flex; }
.lb-top { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; color: #fff; gap: 12px; }
.lb-top .cap { font-size: 14px; opacity: .85; }
.lb-stage { flex: 1; display: flex; align-items: center; justify-content: center; position: relative; min-height: 0; padding: 0 60px; }
.lb-stage img { max-height: 100%; max-width: 100%; object-fit: contain; border-radius: 6px; }
.lb-nav { position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; border-radius: 50%; border: 1px solid rgba(255,255,255,.3); background: rgba(255,255,255,.08); color: #fff; font-size: 22px; }
.lb-prev { left: 8px; } .lb-next { right: 8px; }
.lb-close { width: 42px; height: 42px; border-radius: 50%; border: 0; background: rgba(255,255,255,.12); color: #fff; font-size: 24px; line-height: 1; }
.lb-bottom { padding: 14px 18px 20px; display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }

/* ---------- Concept detail page ---------- */
.page-hero { padding: 56px 0 30px; }
.crumbs { font-size: 13.5px; color: var(--muted); display: flex; gap: 8px; margin-bottom: 16px; }
.crumbs a:hover { color: var(--espresso); }
.cd-head { display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: end; }
.cd-head h1 { font-size: clamp(42px, 6vw, 72px); margin: 0; }
.cd-head .en { font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--gold); }
.cd-head p { color: var(--muted); }
.tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0 0; }
.tags span { font-size: 13px; border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; color: var(--cocoa); background: var(--paper); }
.gallery { columns: 3 280px; column-gap: 14px; }
.gallery img { width: 100%; margin-bottom: 14px; border-radius: 12px; break-inside: avoid; cursor: zoom-in; background: var(--cream); }
.other { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.other a { position: relative; border-radius: 14px; overflow: hidden; aspect-ratio: 3/4; }
.other img { width: 100%; height: 100%; object-fit: cover; transition: .6s; }
.other a:hover img { transform: scale(1.06); }
.other span { position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 12px 12px; color: #fff; font-family: var(--serif); font-size: 21px; background: linear-gradient(transparent, rgba(0,0,0,.7)); }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: #cbbcb0; padding: 72px 0 0; font-size: 15px; }
.f-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.footer h4 { color: #fff; font-family: var(--serif); font-size: 22px; font-weight: 500; margin: 0 0 16px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer a:hover { color: #fff; }
.socials { display: flex; gap: 10px; margin-top: 20px; }
.socials a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,.2); display: grid; place-items: center; }
.socials a:hover { background: #fff; color: var(--ink); }
.socials svg { width: 18px; height: 18px; }
.f-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 56px; padding: 22px 0 96px; font-size: 13px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- Floating contact ---------- */
.float { position: fixed; right: 16px; bottom: 96px; z-index: 55; display: grid; gap: 10px; }
.float a { width: 50px; height: 50px; border-radius: 50%; display: grid; place-items: center; color: var(--espresso); background: rgba(251,246,238,.96); box-shadow: 0 12px 28px -12px rgba(43,29,24,.5), inset 0 0 0 1px rgba(201,169,120,.6); position: relative; transition: .3s; backdrop-filter: blur(8px); }
.float a:hover { background: var(--espresso); color: #fbf6ee; }
.float svg { width: 21px; height: 21px; }
.float .tip { position: absolute; right: 62px; top: 50%; transform: translateY(-50%); white-space: nowrap; background: var(--ink); color: #fbf6ee; font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; padding: 7px 12px; opacity: 0; pointer-events: none; transition: .25s; }
.float a:hover .tip { opacity: 1; }
.float .f-zalo { width: 58px; height: 58px; background: var(--espresso); color: var(--champagne); font: italic 600 19px/1 var(--serif); letter-spacing: .02em; box-shadow: 0 14px 30px -10px rgba(43,29,24,.65), inset 0 0 0 1px var(--champagne); }
.float .f-zalo::before { content: ""; position: absolute; inset: 4px; border-radius: 50%; border: 1px solid rgba(201,169,120,.45); }
.float .f-zalo::after { content: ""; position: absolute; inset: -5px; border-radius: 50%; border: 1px solid var(--champagne); opacity: 0; animation: ring 2.8s ease-out infinite; }
.float .f-zalo:hover { background: var(--ink); color: var(--champagne); }
@keyframes ring { 0% { transform: scale(.9); opacity: .8; } 100% { transform: scale(1.3); opacity: 0; } }
.mobile-bar { display: none; }

/* ---------- Toast ---------- */
.toast { position: fixed; left: 50%; top: 22px; transform: translate(-50%, -200%); visibility: hidden; z-index: 100; background: var(--ink); color: #fff; padding: 13px 20px; border-radius: 14px; font-size: 14.5px; box-shadow: var(--shadow); max-width: calc(100% - 32px); text-align: center; transition: transform .35s, visibility .35s; }
.toast.show { transform: translate(-50%, 0); visibility: visible; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav, .head-phone { display: none; }
  .burger { display: grid; }
  .menu-open .nav { display: flex; position: absolute; top: 78px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--ivory); border-bottom: 1px solid var(--line); padding: 8px 16px 18px; }
  .menu-open .nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 17px; }
  .menu-open .nav a::after { display: none; }
  .concept-grid, .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .f-grid { grid-template-columns: 1fr 1fr; }
  .other { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  section { padding: 64px 0; }
  .header .wrap { height: 66px; }
  .menu-open .nav { top: 66px; }
  .logo img { height: 38px; }
  .head-cta .btn-label { display: none; }
  .head-cta .btn { padding: 10px 14px; }
  .hero-media { aspect-ratio: 1 / 1; max-height: none; }
  .hero-media img { object-position: 40% center; }
  .hero-bar .wrap { grid-template-columns: 1fr; gap: 18px; padding: 26px 0; }
  .hero-bar .actions .btn { flex: 1; }
  .promises, .split, .contact-grid, .cd-head { grid-template-columns: 1fr; }
  .split { gap: 40px; }
  .badge-stamp { left: 10px; }
  .concept-grid, .svc-grid { grid-template-columns: 1fr; }
  .mosaic { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .strip img { height: 300px; }
  .steps { grid-template-columns: 1fr; }
  .cta-band { padding: 48px 24px; border-radius: 22px; }
  .f-grid { grid-template-columns: 1fr; gap: 32px; }
  .two { grid-template-columns: 1fr; }
  .card { padding: 22px; }
  .other { grid-template-columns: repeat(2, 1fr); }
  .gallery { columns: 2 140px; column-gap: 10px; }
  .gallery img { margin-bottom: 10px; }
  .lb-stage { padding: 0 8px; }
  .lb-nav { width: 40px; height: 40px; }
  .float { display: none; }
  .mobile-bar { display: grid; grid-template-columns: 1fr 1fr 1.4fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 55; background: #fff; border-top: 1px solid var(--line); padding: 8px 8px calc(8px + env(safe-area-inset-bottom)); gap: 8px; }
  .mobile-bar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 12px; font-weight: 600; color: var(--espresso); border-radius: 12px; padding: 6px 4px; }
  .mobile-bar a svg { width: 20px; height: 20px; }
  .mobile-bar .mb-zalo { background: var(--espresso); color: #fbf6ee; flex-direction: row; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; gap: 8px; border-radius: 2px; box-shadow: inset 0 0 0 1px rgba(201,169,120,.6); }
  .mobile-bar .mb-zalo svg { color: var(--champagne); }
  .tray { bottom: calc(76px + env(safe-area-inset-bottom)); }
  .tray .thumbs { display: none; }
  .f-bottom { padding-bottom: 110px; }
  .modal .box { padding: 24px 20px; }
}

/* ---------- Make-up tones ---------- */
.tones { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.tone { position: relative; border: 0; padding: 0; background: none; text-align: left; border-radius: 16px; overflow: hidden; aspect-ratio: 3/4.4; color: #fff; }
.tone img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.tone:hover img { transform: scale(1.05); }
.tone::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 50%, rgba(43,29,24,.85)); }
.tone .tx { position: absolute; left: 12px; right: 12px; bottom: 12px; z-index: 1; }
.tone .tx small { font-size: 11px; letter-spacing: .18em; opacity: .85; }
.tone .tx b { display: block; font-family: var(--serif); font-size: 21px; font-weight: 600; line-height: 1.1; margin-top: 2px; }
.tone.picked { outline: 3px solid var(--gold); outline-offset: -3px; }
.tone .tick { position: absolute; top: 10px; right: 10px; z-index: 1; width: 30px; height: 30px; border-radius: 50%; background: rgba(255,255,255,.25); border: 1.5px solid #fff; display: grid; place-items: center; font-size: 15px; backdrop-filter: blur(4px); }
.tone.picked .tick { background: var(--gold); border-color: var(--gold); }
.tone-detail { margin-top: 26px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 30px; align-items: center; background: var(--paper); border: 1px solid var(--line); border-radius: 24px; padding: 26px; }
.tone-detail .strip img { height: 260px; }
.tone-detail h3 { font-size: 32px; }
.tone-detail p { color: var(--muted); margin: 0 0 18px; }

/* ---------- Dress room ---------- */
.dress-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 48px; align-items: center; }
.dress-grid .mosaic { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 170px; }

/* ---------- Concept list toolbar ---------- */
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 26px; }
.toolbar .filters { margin: 0; justify-content: flex-start; }
.toolbar.center { justify-content: center; }
.toolbar.center .filters { justify-content: center; }
.search { position: relative; }
.search input { font: inherit; font-size: 14.5px; padding: 10px 16px 10px 40px; border-radius: 999px; border: 1px solid var(--line); background: #fff; width: 240px; }
.search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 16px; color: var(--muted); }
.group-desc { text-align: center; color: var(--muted); margin: -20px auto 30px; max-width: 640px; min-height: 1.6em; }
.concept-grid.small { grid-template-columns: repeat(4, 1fr); gap: 18px; }
.concept-grid.small .c-card h3 { font-size: 24px; }
.concept-grid.small .c-card .info { padding: 16px; }
.concept-grid.small .c-card .tl { display: none; }
.more-row { text-align: center; margin-top: 36px; }
.result-count { color: var(--muted); font-size: 14px; }

@media (max-width: 1080px) {
  .tones { grid-template-columns: repeat(3, 1fr); }
  .concept-grid.small { grid-template-columns: repeat(3, 1fr); }
  .dress-grid, .tone-detail { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .tones { grid-template-columns: repeat(2, 1fr); }
  .concept-grid.small { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .concept-grid.small .c-card h3 { font-size: 20px; }
  .concept-grid.small .c-card .row { flex-direction: column; gap: 6px; }
  .concept-grid.small .c-card .row .btn { padding: 8px 8px; font-size: 12.5px; }
  .concept-grid.small .c-card .info { padding: 12px; }
  .toolbar .filters { flex-wrap: nowrap; overflow-x: auto; width: 100%; padding-bottom: 4px; }
  .filter { white-space: nowrap; }
  .search, .search input { width: 100%; }
  .dress-grid .mosaic { grid-auto-rows: 130px; }
  .tone-detail { padding: 18px; }
  .tone-detail .strip img { height: 200px; }
}

/* ---------- Lookbook váy cưới ---------- */
.dress-hero { position: relative; padding: 0; background: #e9e3da; overflow: hidden; }
.dress-hero img { width: 100%; height: min(72vh, 640px); object-fit: cover; object-position: center; }
.dress-hero .cap { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-start; padding: 0 0 56px; background: linear-gradient(90deg, rgba(43,29,24,.62), rgba(43,29,24,.08) 60%); color: #fbf6ee; }
.dress-hero .cap .wrap { width: min(var(--wrap), 100% - 32px); }
.dress-hero h1 { color: #fff; font-size: clamp(44px, 6.5vw, 86px); margin: 0 0 10px; font-weight: 500; }
.dress-hero h1 em { color: var(--champagne-soft); }
.dress-hero p { max-width: 520px; margin: 0 0 26px; color: #efe4d6; }
.dress-hero .eyebrow { color: var(--champagne); }
.dress-points { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.dress-points div { padding: 26px 28px; border-left: 1px solid var(--line); }
.dress-points div:first-child { border-left: 0; }
.dress-points b { display: block; font-family: var(--serif); font-size: 24px; font-weight: 500; color: var(--espresso); }
.dress-points span { color: var(--muted); font-size: 14.5px; }
.lb-tabs { display: flex; justify-content: center; gap: 34px; border-bottom: 1px solid var(--line); margin-bottom: 18px; overflow-x: auto; scrollbar-width: none; }
.lb-tab { background: none; border: 0; padding: 14px 2px; font-family: var(--serif); font-size: 22px; color: var(--muted); position: relative; white-space: nowrap; }
.lb-tab sup { font-family: var(--sans); font-size: 11px; margin-left: 4px; color: var(--gold); }
.lb-tab::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--espresso); transform: scaleX(0); transition: .3s; }
.lb-tab.on { color: var(--espresso); }
.lb-tab.on::after { transform: scaleX(1); }
.lb-desc { text-align: center; color: var(--muted); max-width: 620px; margin: 0 auto 40px; }
.look-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 44px 26px; }
.look { position: relative; }
.look-ph { position: relative; display: block; aspect-ratio: 2 / 3; overflow: hidden; background: #ece8e3; }
.look-ph img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity .7s ease, transform 1.2s ease; }
.look-ph .alt { opacity: 0; }
.look:hover .look-ph .alt { opacity: 1; }
.look:hover .look-ph img { transform: scale(1.03); }
.look-heart { position: absolute; top: 12px; right: 12px; width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(92,64,57,.25); background: rgba(251,246,238,.9); color: var(--espresso); font-size: 17px; line-height: 1; display: grid; place-items: center; transition: .25s; z-index: 1; }
.look-heart:hover { background: var(--espresso); color: #fbf6ee; }
.look.picked .look-heart { background: var(--espresso); color: var(--champagne); border-color: var(--espresso); }
.look.picked .look-ph { box-shadow: 0 0 0 1px var(--champagne); }
.look-meta { text-align: center; padding-top: 16px; }
.look-no { font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); }
.look-meta h3 { font-size: 26px; margin: 4px 0 2px; }
.look-shape { font-size: 13.5px; color: var(--muted); }
.look-gallery { columns: 4 240px; column-gap: 14px; }
.look-gallery img { width: 100%; margin-bottom: 14px; break-inside: avoid; cursor: zoom-in; background: var(--cream); }
.dark .look-grid { gap: 26px; }
.dark .look-meta h3 a, .dark .look-meta h3 { color: #fbf6ee; }
.dark .look-shape { color: #cdbcae; }
.dark .look-no { color: var(--champagne); }

/* Khung chi tiết mẫu */
.lookview { position: fixed; inset: 0; z-index: 85; display: none; }
.lookview.open { display: block; }
.lv-backdrop { position: absolute; inset: 0; background: rgba(28,18,14,.55); backdrop-filter: blur(3px); }
.lv-box { position: absolute; inset: 24px; margin: auto; max-width: 1180px; max-height: 820px; background: var(--ivory); display: grid; grid-template-columns: 1.15fr .85fr; overflow: hidden; animation: pop .35s ease; box-shadow: 0 40px 100px -30px rgba(0,0,0,.6); }
.lv-close { position: absolute; top: 14px; right: 14px; z-index: 2; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line); background: var(--ivory); font-size: 24px; color: var(--espresso); }
.lv-media { display: grid; grid-template-columns: 84px 1fr; gap: 12px; padding: 18px; background: #ece8e3; min-height: 0; }
.lv-main { order: 2; min-height: 0; display: flex; align-items: center; justify-content: center; }
.lv-main img { max-width: 100%; max-height: 100%; object-fit: contain; cursor: zoom-in; }
.lv-thumbs { order: 1; display: flex; flex-direction: column; gap: 10px; overflow-y: auto; }
.lv-thumbs button { border: 0; padding: 0; background: none; opacity: .55; transition: .2s; outline: 1px solid transparent; outline-offset: 2px; }
.lv-thumbs button.on, .lv-thumbs button:hover { opacity: 1; outline-color: var(--espresso); }
.lv-thumbs img { aspect-ratio: 2/3; object-fit: cover; width: 100%; }
.lv-media:has(.lv-main:only-child) { grid-template-columns: 1fr; }
.lv-info { padding: 56px 48px 36px; overflow-y: auto; display: flex; flex-direction: column; }
.lv-code { font-size: 12px; letter-spacing: .24em; text-transform: uppercase; color: var(--muted); }
.lv-info h2 { font-size: clamp(40px, 4vw, 56px); margin: 6px 0 22px; }
.lv-spec { margin: 0 0 22px; border-top: 1px solid var(--line); }
.lv-spec div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.lv-spec dt { color: var(--muted); letter-spacing: .08em; text-transform: uppercase; font-size: 11.5px; padding-top: 3px; }
.lv-spec dd { margin: 0; color: var(--ink); }
.lv-info > p { color: var(--cocoa); margin: 0 0 26px; }
.lv-actions { display: grid; gap: 10px; }
.lv-actions .btn { width: 100%; }
.lv-actions .btn-ghost.on { background: var(--espresso); color: #fbf6ee; border-color: var(--espresso); }
.lv-nav { margin-top: auto; padding-top: 28px; display: flex; justify-content: space-between; gap: 12px; }
.lv-nav button { background: none; border: 0; padding: 0; font-family: var(--serif); font-size: 18px; color: var(--cocoa); }
.lv-nav button:hover { color: var(--espresso); text-decoration: underline; text-underline-offset: 4px; }

@media (max-width: 1080px) {
  .look-grid { grid-template-columns: repeat(3, 1fr); }
  .lv-box { inset: 0; max-height: none; grid-template-columns: 1fr; overflow-y: auto; display: block; }
  .lv-media { grid-template-columns: 1fr; height: 72vh; }
  .lv-main { order: 1; }
  .lv-thumbs { order: 2; flex-direction: row; overflow-x: auto; }
  .lv-thumbs button { width: 56px; flex: none; }
  .lv-media { grid-template-rows: 1fr auto; }
  .lv-info { padding: 28px 20px 40px; }
}
@media (max-width: 760px) {
  .look-grid { grid-template-columns: repeat(2, 1fr); gap: 30px 12px; }
  .look-meta h3 { font-size: 20px; }
  .look-no { font-size: 9.5px; letter-spacing: .14em; }
  .look-shape { font-size: 12.5px; }
  .look-heart { width: 32px; height: 32px; font-size: 14px; top: 8px; right: 8px; }
  .lb-tabs { justify-content: flex-start; gap: 22px; }
  .lb-tab { font-size: 19px; }
  .dress-points { grid-template-columns: 1fr; }
  .dress-points div { border-left: 0; border-top: 1px solid var(--line); padding: 18px 4px; }
  .dress-points div:first-child { border-top: 0; }
  .dress-hero img { height: 62vh; object-position: 30% center; }
  .dress-hero .cap { background: linear-gradient(0deg, rgba(43,29,24,.75), rgba(43,29,24,0) 70%); padding-bottom: 32px; }
  .look-gallery { columns: 2 140px; column-gap: 10px; }
  .lv-media { height: 64vh; padding: 10px; }
  .lv-info h2 { font-size: 38px; }
  .lv-spec div { grid-template-columns: 96px 1fr; }
}

/* ---------- Bộ ảnh mẫu ---------- */
.set-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 52px 30px; }
.set { position: relative; }
.set-ph { position: relative; display: block; aspect-ratio: 4 / 5; overflow: hidden; background: #e9e3da; }
.set-ph img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.set-cover { transition: transform 1.6s cubic-bezier(.2,.7,.2,1); }
.set:hover .set-cover { transform: scale(1.035); }
.set-layer { opacity: 0; transition: opacity .9s ease; }
.set-layer.in { opacity: 1; }
.set-ph::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(28,18,14,.45)); opacity: 0; transition: .5s; }
.set:hover .set-ph::after { opacity: 1; }
.set-count { position: absolute; left: 14px; top: 14px; z-index: 2; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: #fff; background: rgba(28,18,14,.38); backdrop-filter: blur(6px); padding: 6px 10px; }
.set-view { position: absolute; left: 50%; bottom: 26px; z-index: 2; transform: translate(-50%, 10px); color: #fbf6ee; font-size: 11.5px; letter-spacing: .26em; text-transform: uppercase; border: 1px solid rgba(251,246,238,.7); padding: 10px 18px; opacity: 0; transition: .5s; white-space: nowrap; }
.set:hover .set-view { opacity: 1; transform: translate(-50%, 0); }
.set-bar { position: absolute; left: 0; right: 0; bottom: 0; height: 2px; z-index: 2; background: rgba(255,255,255,.25); opacity: 0; transition: opacity .4s; }
.set-bar::after { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--p, 0%); background: var(--champagne); transition: width 1s ease; }
.set:hover .set-bar { opacity: 1; }
.set-heart { position: absolute; top: 12px; right: 12px; z-index: 3; width: 38px; height: 38px; border-radius: 50%; border: 0; background: rgba(251,246,238,.92); color: var(--espresso); font-size: 17px; line-height: 1; display: grid; place-items: center; transition: .25s; }
.set-heart:hover { background: var(--espresso); color: #fbf6ee; }
.set.picked .set-heart { background: var(--espresso); color: var(--champagne); }
.set.picked .set-ph { box-shadow: 0 0 0 1px var(--champagne); }
.set-meta { padding-top: 18px; text-align: center; }
.set-no { font-size: 11px; letter-spacing: .24em; text-transform: uppercase; color: var(--gold); }
.set-meta h3 { font-size: 30px; margin: 6px 0 2px; }
.set-en { font-family: var(--serif); font-style: italic; font-size: 17px; color: var(--muted); }
.set-tabs { margin-bottom: 44px; }

/* Album */
.album { position: fixed; inset: 0; z-index: 80; background: var(--ivory); display: none; flex-direction: column; }
.album.open { display: flex; animation: alIn .45s cubic-bezier(.2,.8,.2,1); }
@keyframes alIn { from { opacity: 0; transform: translateY(18px); } }
.al-head { flex: none; display: flex; align-items: center; gap: 20px; padding: 14px max(16px, calc((100% - 1320px) / 2)); border-bottom: 1px solid var(--line); background: rgba(250,246,240,.95); backdrop-filter: blur(10px); }
.al-back { flex: none; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: transparent; color: var(--espresso); display: grid; place-items: center; }
.al-back svg { width: 18px; transform: rotate(180deg); }
.al-back:hover { background: var(--espresso); color: #fbf6ee; }
.al-title { flex: 1; min-width: 0; }
.al-title span { font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); }
.al-title h2 { font-size: clamp(24px, 3vw, 36px); margin: 2px 0 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.al-actions { display: flex; gap: 10px; flex: none; }
.al-actions .btn-ghost.on { background: var(--espresso); color: #fbf6ee; }
.al-body { flex: 1; overflow-y: auto; overscroll-behavior: contain; padding: 0 max(16px, calc((100% - 1320px) / 2)) 60px; }
.al-intro { max-width: 640px; margin: 38px auto 34px; text-align: center; color: var(--muted); }
.al-intro .eyebrow { justify-content: center; }
.al-intro p { margin: 0; }
.al-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.al-ph { position: relative; padding: 0; border: 0; overflow: hidden; cursor: zoom-in; flex: none; }
.al-ph img { width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .8s ease, transform 1.2s ease; }
.al-ph img.ok { opacity: 1; }
.al-ph:hover img { transform: scale(1.025); }
.al-foot { display: grid; grid-template-columns: 1fr 1.2fr 1fr; gap: 24px; align-items: center; margin-top: 64px; padding-top: 44px; border-top: 1px solid var(--line); }
.al-next { display: flex; gap: 16px; align-items: center; }
.al-next:last-child { flex-direction: row-reverse; text-align: right; }
.al-next img { width: 92px; aspect-ratio: 4/5; object-fit: cover; }
.al-next span { font-family: var(--serif); font-size: 22px; color: var(--espresso); line-height: 1.2; }
.al-next small { display: block; font-family: var(--sans); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); margin-bottom: 4px; }
.al-next:hover span { text-decoration: underline; text-underline-offset: 4px; }
.al-cta { text-align: center; }
.al-cta h3 { font-size: 30px; margin-bottom: 4px; }
.al-cta p { color: var(--muted); margin: 0 0 16px; }

/* Trình xem ảnh */
.pv { position: fixed; inset: 0; z-index: 96; background: #15100e; color: #f3eadf; display: none; flex-direction: column; }
.pv.open { display: flex; animation: fadeIn .3s ease; }
@keyframes fadeIn { from { opacity: 0; } }
.pv-top { display: flex; align-items: center; gap: 16px; padding: 14px 20px; font-size: 12px; letter-spacing: .2em; text-transform: uppercase; }
.pv-name { flex: 1; font-family: var(--serif); font-size: 19px; letter-spacing: .02em; text-transform: none; color: #cdbcae; }
.pv-close { width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); background: none; color: #fff; font-size: 24px; line-height: 1; }
.pv-stage { position: relative; flex: 1; min-height: 0; overflow: hidden; touch-action: pan-y; }
.pv-track { position: absolute; inset: 0; will-change: transform; }
.pv-slide { position: absolute; inset: 0; margin: 0; transform: translateX(calc(var(--d) * 100%)); display: flex; align-items: center; justify-content: center; padding: 6px 76px; }
.pv-slide img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; opacity: 0; transition: opacity .5s ease; user-select: none; -webkit-user-drag: none; }
.pv-slide img.ok { opacity: 1; }
.pv-nav { position: absolute; top: 50%; transform: translateY(-50%); width: 54px; height: 54px; border-radius: 50%; border: 1px solid rgba(255,255,255,.2); background: rgba(21,16,14,.35); color: #fff; display: grid; place-items: center; z-index: 2; transition: .25s; }
.pv-nav svg { width: 22px; }
.pv-nav:hover { background: #fbf6ee; color: var(--ink); }
.pv-prev { left: 14px; } .pv-next { right: 14px; }
.pv-thumbs { display: flex; gap: 8px; padding: 12px 20px 6px; overflow-x: auto; justify-content: safe center; scrollbar-width: none; }
.pv-thumbs button { flex: none; width: 52px; height: 66px; padding: 0; border: 0; background: none; opacity: .4; transition: .25s; outline: 1px solid transparent; outline-offset: 2px; }
.pv-thumbs button.on { opacity: 1; outline-color: var(--champagne); }
.pv-thumbs button:hover { opacity: .85; }
.pv-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.pv-cta { display: flex; justify-content: center; gap: 10px; padding: 10px 16px calc(16px + env(safe-area-inset-bottom)); }
.pv-cta .btn-light.on { background: var(--champagne); }

@media (max-width: 1080px) {
  .set-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }
  .al-foot { grid-template-columns: 1fr 1fr; }
  .al-cta { grid-column: 1 / -1; order: -1; }
}
@media (max-width: 760px) {
  .set-grid { grid-template-columns: repeat(2, 1fr); gap: 28px 10px; }
  .set-meta { padding-top: 10px; }
  .set-meta h3 { font-size: 19px; }
  .set-no { font-size: 9.5px; letter-spacing: .14em; }
  .set-en { font-size: 14px; }
  .set-count { left: 8px; top: 8px; font-size: 9.5px; padding: 4px 7px; }
  .set-heart { width: 32px; height: 32px; font-size: 14px; top: 8px; right: 8px; }
  .set-view, .set-bar { display: none; }
  .set-tabs { margin-bottom: 28px; }
  .al-head { gap: 10px; padding: 10px 12px; }
  .al-back { width: 40px; height: 40px; }
  .al-actions .btn-ghost { display: none; }
  .al-actions .btn-zalo { padding: 11px 13px; }
  .al-title h2 { font-size: 22px; }
  .al-title span { font-size: 9.5px; letter-spacing: .14em; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .al-actions .btn-label { display: none; }
  .al-body { padding: 0 6px 40px; }
  .al-intro { margin: 22px 10px; font-size: 14.5px; }
  .al-grid { gap: 6px; }
  .al-foot { margin: 44px 10px 0; gap: 20px; }
  .al-next img { width: 64px; }
  .al-next span { font-size: 17px; }
  .pv-slide { padding: 0; }
  .pv-nav { display: none; }
  .pv-thumbs button { width: 42px; height: 54px; }
  .pv-top { padding: 10px 12px; }
  .pv-name { font-size: 16px; }
}