/* Huang Studio: shared styles for the shop (/) and About & Team (/about/). Palette: stone + brass, cinnabar for the 黃 seal. */
:root {
  --s50: #FAF9F6; --s100: #F2F0EB; --s200: #E4E0D7; --s300: #D2CCBE; --s400: #A8A29E; --s500: #78716C;
  --s600: #57534E; --s700: #545048; --s800: #383530; --s900: #1F1E1B; --s950: #0C0A09;
  --b400: #D4AF37; --b500: #C5A028; --b600: #A38118;
  --cinnabar: #B3261E;
  --serif: "Playfair Display", Georgia, serif;
  --sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --zh: "LXGW WenKai TC", "Kaiti TC", "STKaiti", "KaiTi", serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--s50); color: var(--s900); font: 400 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
::selection { background: rgba(212,175,55,.2); color: var(--b600); }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
.serif { font-family: var(--serif); }
.zh { font-family: var(--zh); }
.wrap { width: 100%; max-width: 1280px; margin-inline: auto; padding-inline: 24px; }
@media (min-width: 1024px) { .wrap { padding-inline: 48px; } }
.kicker { display: block; font: 600 12px/1.4 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--b600); margin-bottom: 8px; }
.icon { width: 20px; height: 20px; flex: none; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 12px; z-index: 90; background: var(--s50); padding: 8px 14px; }

/* ---------- announcement bar */
.announce { background: var(--s900); color: var(--s200); font-size: 12px; padding: 10px 16px; text-align: center; border-bottom: 1px solid var(--s800); }
.announce .in { display: flex; align-items: center; justify-content: center; gap: 8px 10px; flex-wrap: wrap; }
.announce .flag { display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px; border-radius: 4px; font-size: 10px; font-weight: 600; letter-spacing: .04em; background: rgba(197,160,40,.2); color: var(--b400); border: 1px solid rgba(197,160,40,.3); }
.announce .leaf { width: 11px; height: 11px; }

/* ---------- navigation */
.site-nav { position: sticky; top: 0; z-index: 40; background: rgba(250,249,246,.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--s200); }
.site-nav .wrap { height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; min-width: 0; }
.logo img { width: 38px; height: 38px; flex: none; transition: transform .3s; }
.logo:hover img { transform: rotate(-4deg); }
.logo b { display: block; font: 700 20px/1 var(--serif); letter-spacing: -.01em; color: var(--s900); white-space: nowrap; }
.logo small { display: block; font-size: 10px; letter-spacing: .2em; text-transform: uppercase; color: var(--s700); margin-top: 5px; white-space: nowrap; }
.nav-links { display: flex; align-items: center; gap: 32px; font-size: 14px; font-weight: 500; color: var(--s700); }
.nav-links a, .nav-links button { text-decoration: none; background: none; border: 0; padding: 0; font-weight: 500; color: inherit; transition: color .2s; }
.nav-links a:hover, .nav-links button:hover, .nav-links [aria-current="page"] { color: var(--s900); }
.nav-links [aria-current="page"] { text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--b500); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.round-btn { position: relative; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 999px; border: 1px solid var(--s300); background: transparent; transition: border-color .2s; }
.round-btn:hover { border-color: var(--s900); }
.cart-badge { position: absolute; top: -4px; right: -4px; min-width: 20px; height: 20px; padding: 0 5px; border-radius: 999px; background: var(--b500); color: var(--s950); font-size: 10px; font-weight: 700; display: grid; place-items: center; border: 2px solid #fff; }
.cart-badge[hidden] { display: none; }
.menu-btn { display: none; }
@media (max-width: 860px) {
  .nav-links { display: none; position: absolute; top: 80px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--s50); border-bottom: 1px solid var(--s200); padding: 6px 24px 14px; box-shadow: 0 20px 30px -24px rgba(0,0,0,.3); }
  .nav-links.open { display: flex; }
  .nav-links a, .nav-links button { padding: 14px 0; border-bottom: 1px solid var(--s200); text-align: left; font-size: 15px; }
  .nav-links > :last-child { border-bottom: 0; }
  .menu-btn { display: grid; }
}
@media (max-width: 400px) { .logo small { display: none; } .logo b { font-size: 18px; } }

/* ---------- buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 4px; font: 600 12px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; border: 1px solid transparent; transition: background .2s, border-color .2s, color .2s; }
.btn-dark { background: var(--s900); color: #fff; }
.btn-dark:hover { background: var(--s800); }
.btn-line { border-color: var(--s300); color: var(--s900); background: #fff; }
.btn-line:hover { border-color: var(--s900); }
.btn-block { width: 100%; padding: 14px; }
.link-brass { color: var(--b600); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; background: none; border: 0; padding: 0; }
.link-brass:hover { color: var(--s900); }

/* ---------- footer */
.site-foot { background: var(--s900); color: var(--s300); padding: 56px 0 36px; font-size: 13px; margin-top: 0; }
.site-foot .grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
.site-foot .logo b { color: #fff; }
.site-foot .logo small { color: var(--s400); }
.site-foot h4 { margin: 0 0 12px; font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--b400); font-weight: 600; }
.site-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-foot a, .site-foot button { color: var(--s200); text-decoration: none; background: none; border: 0; padding: 0; font-size: 13px; }
.site-foot a:hover, .site-foot button:hover { color: #fff; }
.site-foot p { margin: 14px 0 0; color: var(--s400); max-width: 40ch; line-height: 1.6; }
.site-foot .base { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--s800); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--s500); font-size: 12px; }
@media (max-width: 760px) { .site-foot .grid { grid-template-columns: 1fr 1fr; } .site-foot .grid > :first-child { grid-column: 1 / -1; } }

/* ---------- drawer + modals (built by shop.js) */
.overlay { position: fixed; inset: 0; z-index: 50; }
.overlay[hidden] { display: none; }
.overlay .scrim { position: absolute; inset: 0; background: rgba(12,10,9,.6); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.drawer { position: absolute; top: 0; right: 0; bottom: 0; width: min(440px, 100% - 40px); background: #fff; border-left: 1px solid var(--s200); box-shadow: 0 0 60px rgba(0,0,0,.25); display: flex; flex-direction: column; animation: slide .25s ease-out; }
@keyframes slide { from { transform: translateX(40px); opacity: 0; } }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px 16px; border-bottom: 1px solid var(--s200); }
.drawer-head h3 { margin: 0; font: 700 20px var(--serif); display: flex; align-items: center; gap: 8px; }
.drawer-head h3 .icon { color: var(--b600); }
.x-btn { background: none; border: 0; padding: 8px; color: var(--s400); border-radius: 999px; }
.x-btn:hover { color: var(--s900); background: var(--s100); }
.drawer-body { flex: 1; overflow-y: auto; padding: 16px 24px; }
.drawer-foot { border-top: 1px solid var(--s200); padding: 16px 24px 22px; display: grid; gap: 10px; }
.line { display: flex; align-items: center; gap: 12px; padding: 8px; background: var(--s50); border: 1px solid var(--s200); border-radius: 8px; margin-bottom: 10px; }
.line img { width: 64px; height: 56px; object-fit: cover; border-radius: 4px; }
.line .t { flex: 1; min-width: 0; }
.line h4 { margin: 0; font-size: 12px; font-weight: 700; line-height: 1.35; }
.line .p { font-size: 12px; font-weight: 600; color: var(--b600); }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--s300); border-radius: 4px; margin-top: 4px; }
.qty button { width: 26px; height: 24px; background: none; border: 0; font-size: 14px; color: var(--s700); }
.qty span { min-width: 22px; text-align: center; font-size: 12px; font-weight: 600; }
.line .rm { background: none; border: 0; color: var(--s400); padding: 6px; }
.line .rm:hover { color: #dc2626; }
.empty { font-size: 13px; color: var(--s400); text-align: center; padding: 32px 0; }
.sum { display: flex; justify-content: space-between; font-size: 14px; font-weight: 600; }
.fine { font-size: 11px; color: var(--s500); margin: 0; line-height: 1.5; }
.modal-wrap { position: relative; min-height: 100%; display: flex; align-items: center; justify-content: center; padding: 16px; pointer-events: none; }
.overlay.modal { overflow-y: auto; }
.modal-card { position: relative; pointer-events: auto; background: #fff; border-radius: 16px; width: min(760px, 100%); padding: 28px; border: 1px solid var(--s200); box-shadow: 0 30px 80px -20px rgba(0,0,0,.4); animation: pop .2s ease-out; }
@keyframes pop { from { transform: translateY(10px); opacity: 0; } }
.modal-card > .x-btn { position: absolute; top: 12px; right: 12px; }
.pmodal { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
.pmodal .img { border-radius: 12px; overflow: hidden; border: 1px solid var(--s200); background: var(--s100); aspect-ratio: 4 / 3; }
.pmodal .img img { width: 100%; height: 100%; object-fit: cover; }
.chip-brass { display: inline-block; font-size: 10px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--b600); background: rgba(197,160,40,.1); border: 1px solid rgba(197,160,40,.2); padding: 4px 10px; border-radius: 4px; }
.pmodal h3 { font: 700 22px/1.25 var(--serif); margin: 12px 0 4px; }
.pmodal .price { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.pmodal p { font-size: 13px; color: var(--s600); line-height: 1.65; margin: 0 0 14px; }
.spec { font-size: 12px; color: var(--s600); background: var(--s50); border: 1px solid var(--s200); border-radius: 8px; padding: 10px 12px; margin-bottom: 18px; display: grid; gap: 3px; }
.spec b { color: var(--s900); }
@media (max-width: 640px) { .pmodal { grid-template-columns: 1fr; } .modal-card { padding: 22px 18px; } }

/* ---------- forms */
.field { display: grid; gap: 6px; margin-bottom: 12px; }
.field label, .legend { font-size: 11px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--s600); }
.field input, .field textarea, .field select { width: 100%; font: 400 14px/1.4 var(--sans); color: var(--s900); background: var(--s50); border: 1px solid var(--s300); border-radius: 6px; padding: 10px 12px; }
.field textarea { min-height: 90px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--b500); outline-offset: -1px; border-color: transparent; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
@media (max-width: 520px) { .row2 { grid-template-columns: 1fr; } }
.status { font-size: 13px; color: var(--b600); margin: 0; min-height: 1.2em; }
.status a { color: inherit; }

/* ---------- reveal */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .8s ease, transform .8s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .js .reveal { opacity: 1; transform: none; transition: none; } .drawer, .modal-card { animation: none; } }

/* ---------- colour choice (featured product + product view) */
.swatches { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0 16px; }
.swatches button { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px 6px 7px; border: 1px solid var(--s300); border-radius: 999px; background: #fff; font-size: 12px; font-weight: 500; color: var(--s700); }
.swatches i { width: 18px; height: 18px; border-radius: 50%; border: 1px solid rgba(0,0,0,.18); }
.swatches [aria-checked="true"] { border-color: var(--s900); color: var(--s900); box-shadow: inset 0 0 0 1px var(--s900); }
.pmodal p + p { margin-top: -4px; }