/* DigiFlute - cua hang. Giay do + muc tau + do son, Fraunces + Be Vietnam Pro */
:root {
  --paper: #f3ebdd; --paper-2: #ebe0cc; --card: #fbf6ec; --ink: #16202e; --ink-2: #2a3546; --soft: #5a5f66;
  --son: #b8321c; --tre: #d6b25c; --ok: #2e7d32; --line: rgba(22,32,46,.13);
  --serif: "Fraunces", Georgia, serif; --sans: "Be Vietnam Pro", "Segoe UI", system-ui, sans-serif;
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .35 0 0 0 0 .27 0 0 0 0 .16 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
* { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; }
body { margin: 0; overflow-x: clip; background: var(--paper) var(--grain); color: var(--ink); font: 400 16.5px/1.7 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { max-width: 100%; display: block; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.serif { font-family: var(--serif); }
.muted { color: var(--soft); font-size: .93em; }
.kicker { font: 600 12px/1 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--son); display: inline-flex; gap: 12px; align-items: center; }
.kicker::before { content: ""; width: 32px; height: 1.5px; background: currentColor; }
.seal { display: inline-grid; place-items: center; width: 36px; height: 36px; background: var(--son); color: #fbe9dc; font: 700 14px/1 var(--serif);
  border-radius: 4px; transform: rotate(-4deg); box-shadow: inset 0 0 0 2px rgba(255,255,255,.18), inset 0 0 0 4px var(--son); }

/* nav */
.nav { position: sticky; top: 0; z-index: 40; background: rgba(243,235,221,.88); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; height: 68px; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; }
.logo b { font: italic 600 24px/1 var(--serif); letter-spacing: -.3px; }
.nav a.l { text-decoration: none; font: 600 13px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.nav a.l:hover { color: var(--son); }
.cart-btn { position: relative; display: inline-flex; align-items: center; gap: 8px; text-decoration: none; background: var(--ink); color: var(--paper);
  padding: 10px 16px; border-radius: 999px; font: 600 14px/1 var(--sans); }
.cart-btn:hover { background: var(--son); }
.cart-btn i { font-style: normal; background: var(--tre); color: var(--ink); border-radius: 999px; min-width: 22px; height: 22px; display: grid; place-items: center; font-size: 12px; padding: 0 6px; }

/* nut */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 15px 26px; border-radius: 999px; border: 0; cursor: pointer;
  background: var(--ink); color: var(--paper); font: 600 16px/1 var(--sans); text-decoration: none; transition: background .2s, transform .2s; }
.btn:hover { background: var(--son); }
.btn.son { background: var(--son); color: #fff; }
.btn.son:hover { background: var(--ink); }
.btn.line { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--ink); }
.btn.line:hover { background: var(--ink); color: var(--paper); }
.btn.sm { padding: 9px 16px; font-size: 14px; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.link-u { font-weight: 600; text-decoration: none; background: linear-gradient(var(--son), var(--son)) 0 100% / 100% 2px no-repeat; padding-bottom: 2px; }

.flash { margin: 18px 0 0; padding: 13px 18px; border-radius: 12px; background: rgba(46,125,50,.1); color: #1d5a24; }
.flash.error { background: rgba(184,50,28,.1); color: #7e2412; }

/* hero */
.hero { position: relative; overflow: hidden; padding: 70px 0 60px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; }
.hero h1 { font: 400 clamp(46px, 6.2vw, 92px)/1 var(--serif); letter-spacing: -.04em; margin: 20px 0 24px; }
.hero h1 em { color: var(--son); }
.hero .lead { font-size: 19px; color: var(--ink-2); max-width: 520px; margin: 0 0 32px; }
.hero-cta { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.hero-art { position: relative; aspect-ratio: 1; max-width: 480px; justify-self: center; width: 100%; }
.hero-art .disc { position: absolute; inset: 6%; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #fff8ea, var(--paper-2) 60%, #d9c7a6); box-shadow: inset 0 0 0 1px var(--line); }
.hero-art img { position: absolute; inset: 10%; width: 80%; height: 80%; object-fit: contain; filter: drop-shadow(0 40px 50px rgba(22,32,46,.35)); }
.hero-art .stamp { position: absolute; right: 2%; top: 8%; width: 108px; height: 108px; border-radius: 50%; display: grid; place-items: center; text-align: center;
  color: var(--son); border: 2.5px solid var(--son); transform: rotate(-12deg); background: rgba(243,235,221,.9); font: 700 12px/1.2 var(--serif); letter-spacing: .12em; text-transform: uppercase; }
.hero-art .stamp em { display: block; font: italic 600 22px/1 var(--serif); letter-spacing: 0; text-transform: none; }

/* section */
.sec { padding: 90px 0; }
.sec.ink { background: var(--ink) var(--grain); color: var(--paper); }
.sec.tone { background: var(--paper-2) var(--grain); }
.sec-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 44px; flex-wrap: wrap; }
.sec-head h2 { font: 400 clamp(34px, 4.2vw, 56px)/1.05 var(--serif); letter-spacing: -.03em; margin: 14px 0 0; }
.sec-head h2 em { color: var(--son); }
.ink .sec-head h2 em { color: var(--tre); }

/* luoi san pham */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 28px 22px; }
.pcard { text-decoration: none; display: block; }
.pcard .ph { position: relative; aspect-ratio: 4/5; border-radius: 18px; overflow: hidden; background: var(--card); box-shadow: 0 0 0 1px var(--line); }
.pcard .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.pcard:hover .ph img { transform: scale(1.04); }
.pcard .ph .ph-empty { position: absolute; inset: 0; display: grid; place-items: center; color: var(--soft); font: italic 500 18px var(--serif); }
.tag { position: absolute; left: 12px; top: 12px; padding: 6px 10px; border-radius: 999px; font: 600 11px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; background: var(--son); color: #fff; }
.tag.out { background: var(--ink); }
.pcard h3 { font: 500 20px/1.25 var(--serif); margin: 14px 0 4px; letter-spacing: -.01em; }
.pcard .cat { font: 600 11px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--soft); margin-top: 14px; }
.price { font: 600 17px/1.3 var(--sans); }
.price s { color: var(--soft); font-weight: 400; margin-left: 8px; font-size: .9em; }
.cats { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 30px; }
.cats a { text-decoration: none; padding: 9px 16px; border-radius: 999px; box-shadow: inset 0 0 0 1.5px var(--line); font-weight: 500; font-size: 14.5px; }
.cats a.on, .cats a:hover { background: var(--ink); color: var(--paper); box-shadow: none; }

/* trang san pham */
.pd { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; padding: 44px 0 80px; align-items: start; }
.gallery .main { aspect-ratio: 1; border-radius: 22px; overflow: hidden; background: var(--card); box-shadow: 0 0 0 1px var(--line); }
.gallery .main img { width: 100%; height: 100%; object-fit: contain; }
.thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.thumbs button { width: 74px; height: 74px; border-radius: 12px; overflow: hidden; border: 0; padding: 0; cursor: pointer; background: var(--card); box-shadow: 0 0 0 1px var(--line); }
.thumbs button.on { box-shadow: 0 0 0 2px var(--son); }
.thumbs img { width: 100%; height: 100%; object-fit: cover; }
.pd h1 { font: 400 clamp(34px, 4vw, 52px)/1.08 var(--serif); letter-spacing: -.03em; margin: 12px 0 14px; }
.pd .big-price { font: 500 36px/1 var(--serif); margin: 18px 0 6px; letter-spacing: -.02em; }
.pd .big-price s { font: 400 18px var(--sans); color: var(--soft); margin-left: 10px; }
.opts { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.opts label { cursor: pointer; }
.opts input { position: absolute; opacity: 0; pointer-events: none; }
.opts span { display: inline-block; padding: 11px 16px; border-radius: 12px; box-shadow: inset 0 0 0 1.5px var(--line); background: var(--card); font-weight: 500; }
.opts input:checked + span { box-shadow: inset 0 0 0 2px var(--ink); background: #fff; }
.opts input:disabled + span { opacity: .45; text-decoration: line-through; }
.stock { font-size: 14px; margin: 4px 0 20px; }
.stock.low { color: var(--son); }
.buy { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.qty { display: inline-flex; align-items: center; border-radius: 999px; box-shadow: inset 0 0 0 1.5px var(--line); background: var(--card); }
.qty button { width: 42px; height: 48px; border: 0; background: none; font-size: 20px; cursor: pointer; }
.qty input { width: 46px; text-align: center; border: 0; background: none; font: 600 16px var(--sans); }
.desc { margin-top: 34px; padding-top: 26px; border-top: 1px solid var(--line); }
.desc h2 { font: 500 24px var(--serif); margin: 0 0 10px; }
.perks { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 10px; }
.perks li { padding-left: 28px; position: relative; font-size: 15px; }
.perks li::before { content: ""; position: absolute; left: 4px; top: 9px; width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--son); }

/* bang / hop */
.box { background: var(--card); border-radius: 20px; padding: 30px; box-shadow: 0 0 0 1px var(--line), 0 20px 50px -34px rgba(22,32,46,.5); }
.page-title { font: 400 clamp(34px, 4vw, 52px)/1.1 var(--serif); letter-spacing: -.03em; margin: 40px 0 26px; }
.cart-tbl { width: 100%; border-collapse: collapse; }
.cart-tbl td, .cart-tbl th { padding: 16px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.cart-tbl th { font: 600 12px var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--soft); }
.cart-tbl .thumb { width: 72px; height: 72px; border-radius: 12px; object-fit: cover; background: var(--paper-2); }
.cart-tbl input[type=number] { width: 70px; padding: 8px; border-radius: 10px; border: 1.5px solid var(--line); font: inherit; }
.r { text-align: right !important; }
.split { display: grid; grid-template-columns: 1.3fr .7fr; gap: 30px; align-items: start; }
.sum { display: grid; gap: 10px; }
.sum div { display: flex; justify-content: space-between; }
.sum .tot { font: 500 26px var(--serif); padding-top: 12px; border-top: 1px solid var(--line); }
.f label { display: block; font-weight: 600; margin: 16px 0 7px; font-size: 15px; }
.f input, .f textarea { width: 100%; padding: 13px 15px; border-radius: 12px; border: 1.5px solid var(--line); background: #fff; font: inherit; }
.f input:focus, .f textarea:focus { outline: none; border-color: var(--ink); }
.pm { display: grid; gap: 10px; margin-top: 8px; }
.pm label { display: flex; gap: 12px; align-items: flex-start; padding: 15px 16px; border-radius: 14px; box-shadow: inset 0 0 0 1.5px var(--line); background: #fff; cursor: pointer; margin: 0; font-weight: 400; }
.pm label:has(input:checked) { box-shadow: inset 0 0 0 2px var(--ink); }
.pm b { display: block; }
.pm input { margin-top: 5px; accent-color: var(--son); }

/* trang don */
.status-chip { display: inline-block; padding: 6px 12px; border-radius: 999px; font: 600 12.5px/1 var(--sans); letter-spacing: .06em; background: rgba(22,32,46,.08); }
.status-chip.awaiting_payment, .status-chip.pending { background: rgba(214,178,92,.3); color: #6b4f00; }
.status-chip.confirmed, .status-chip.shipping { background: rgba(31,111,235,.12); color: #17407f; }
.status-chip.completed { background: rgba(46,125,50,.14); color: #1d5a24; }
.status-chip.cancelled { background: rgba(184,50,28,.12); color: #7e2412; }
.pay { display: grid; grid-template-columns: 260px 1fr; gap: 28px; align-items: start; }
.qr { background: #fff; border-radius: 16px; padding: 14px; box-shadow: 0 0 0 1px var(--line); }
.qr svg { width: 100%; height: auto; display: block; }
.kv { width: 100%; border-collapse: collapse; }
.kv td { padding: 10px 4px; border-bottom: 1px solid var(--line); vertical-align: top; }
.kv td:first-child { color: var(--soft); width: 40%; font-size: 15px; }
.memo { font: 700 22px/1.2 Consolas, monospace; letter-spacing: 1.5px; color: var(--son); background: rgba(184,50,28,.08); padding: 3px 10px; border-radius: 8px; border: 1.5px dashed rgba(184,50,28,.4); }
.copy { margin-left: 8px; font: 600 12px/1 var(--sans); padding: 6px 10px; border-radius: 999px; border: 1.5px solid var(--ink); background: transparent; cursor: pointer; }
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { padding: 8px 0 8px 20px; border-left: 2px solid var(--line); position: relative; font-size: 14.5px; }
.timeline li::before { content: ""; position: absolute; left: -6px; top: 14px; width: 10px; height: 10px; border-radius: 50%; background: var(--son); }
.spin { display: inline-block; width: 16px; height: 16px; border: 2.5px solid rgba(22,32,46,.2); border-top-color: var(--son); border-radius: 50%; animation: sp 1s linear infinite; vertical-align: -3px; margin-right: 8px; }
@keyframes sp { to { transform: rotate(360deg); } }

/* dich vu viet hoa */
.svc { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.svc h2 { font: 400 clamp(32px, 4vw, 52px)/1.08 var(--serif); letter-spacing: -.03em; margin: 14px 0 16px; }
.svc h2 em { color: var(--tre); }
.svc p { color: #cfc6b5; }
.pairs { list-style: none; padding: 0; margin: 0; border-top: 1px solid rgba(243,235,221,.18); }
.pairs li { display: grid; grid-template-columns: 1fr 30px 1fr; padding: 13px 0; border-bottom: 1px solid rgba(243,235,221,.18); align-items: center; }
.pairs .zh { color: #8f8a80; } .pairs .ar { color: var(--tre); } .pairs .vi { font: 500 19px var(--serif); }
.trust { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); }
.trust div { padding: 28px 22px 0 0; }
.trust b { display: block; font: 500 24px/1.2 var(--serif); margin-bottom: 6px; }
.trust span { color: var(--soft); font-size: 15px; }

/* chan trang */
.foot { background: var(--ink) var(--grain); color: #b9b2a4; padding: 50px 0 40px; font-size: 14.5px; }
.foot-g { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 30px; }
.foot b.brand { font: italic 600 28px/1 var(--serif); color: var(--paper); display: block; margin-bottom: 10px; }
.foot h4 { color: var(--paper); font: 600 12px var(--sans); letter-spacing: .18em; text-transform: uppercase; margin: 0 0 12px; }
.foot a { color: var(--paper); text-decoration: none; display: block; margin: 5px 0; }
.foot a:hover { color: var(--tre); }

@media (max-width: 960px) {
  .hero-grid, .pd, .split, .svc, .pay, .foot-g { grid-template-columns: 1fr; }
  .hero-art { max-width: 340px; }
  .trust { grid-template-columns: 1fr 1fr; }
  .nav a.l { display: none; }
  .sec { padding: 64px 0; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 18px; }
  .grid { grid-template-columns: 1fr 1fr; gap: 20px 12px; }
  .pcard h3 { font-size: 17px; }
  .box { padding: 20px; }
  .cart-tbl th:nth-child(3), .cart-tbl td:nth-child(3) { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }