:root {
  --paper: #fbf9f5;
  --surface: #f2eee6;
  --ink: #141311;
  --muted: #77716a;
  --line: #e2ddd3;
  --accent: #a08658;
  --display: "Cormorant Garamond", "Noto Serif TC", "PMingLiU", serif;
  --serif: "Noto Serif TC", "PMingLiU", serif;
  --sans: "Noto Sans TC", "Microsoft JhengHei", "PingFang TC", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.8;
}

a { color: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.4; }

.wrap { width: min(1320px, 100% - 64px); margin-inline: auto; }

.demo-bar {
  margin: 0;
  padding: 5px 16px;
  background: var(--ink);
  color: #cfc9be;
  font-size: 12px;
  letter-spacing: .04em;
  text-align: center;
}

#header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.nav { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; height: 76px; }
.brand { grid-column: 2; font-family: var(--display); font-size: 28px; font-weight: 500; letter-spacing: .24em; text-decoration: none; }
.nav nav { grid-column: 3; display: flex; justify-content: flex-end; gap: 32px; }
.nav nav a { padding: 6px 0; font-size: 13px; letter-spacing: .12em; text-decoration: none; }
.nav nav a:hover, .nav nav a[aria-current="page"] { box-shadow: 0 1px 0 currentColor; }
.menu-toggle { display: none; padding: 8px 0; background: none; border: 0; color: inherit; font: inherit; font-size: 13px; letter-spacing: .12em; cursor: pointer; }

/* 首頁的頁首疊在大圖上，往下捲才變實色 */
[data-page="home"] #header { position: fixed; inset: 0 0 auto; background: transparent; border-color: transparent; color: #fff; transition: background .3s, color .3s; }
[data-page="home"] #header.solid, [data-page="home"] #header.menu-open { background: var(--paper); border-color: var(--line); color: var(--ink); }

.hero { position: relative; height: 100svh; min-height: 560px; overflow: hidden; background: var(--ink); color: #fff; }
#hero-images img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.04); transition: opacity 1.4s ease, transform 7s ease-out; }
#hero-images img.active { opacity: 1; transform: scale(1); }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgb(0 0 0 / .62), rgb(0 0 0 / .12) 55%, rgb(0 0 0 / .4)); }
.hero-text { position: absolute; z-index: 1; inset: auto 0 76px; text-align: center; }
.eyebrow { margin: 0 0 12px; font-family: var(--display); font-size: 15px; letter-spacing: .36em; text-transform: uppercase; }
.hero-text h1 { margin: 0 0 28px; font-size: clamp(32px, 4.6vw, 60px); letter-spacing: .1em; }
#hero-dots { position: absolute; z-index: 1; inset: auto 0 28px; display: flex; justify-content: center; gap: 10px; }
#hero-dots button { width: 34px; height: 12px; padding: 0; background: linear-gradient(rgb(255 255 255 / .4), rgb(255 255 255 / .4)) center / 100% 1px no-repeat; border: 0; cursor: pointer; }
#hero-dots button[aria-pressed="true"] { background-image: linear-gradient(#fff, #fff); }

.button {
  display: inline-block;
  padding: 14px 40px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  font-size: 13px;
  letter-spacing: .16em;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background .25s, color .25s;
}
.button:hover { background: transparent; color: var(--ink); }
.button.light { background: transparent; border-color: #fff; color: #fff; }
.button.light:hover { background: #fff; color: var(--ink); }
.button.disabled, .button.disabled:hover { background: var(--line); border-color: var(--line); color: var(--muted); cursor: not-allowed; }

#brand-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 64px; padding: 36px 32px; border-bottom: 1px solid var(--line); }
#brand-strip a { font-family: var(--display); font-size: 20px; letter-spacing: .2em; text-decoration: none; color: var(--muted); transition: color .2s; }
#brand-strip a:hover { color: var(--ink); }

section.block { padding: 96px 0; }
section.block.categories { padding-top: 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 36px; }
.section-head h2 { margin: 0; font-size: 26px; letter-spacing: .08em; }
.section-head a { font-size: 13px; letter-spacing: .12em; }

.category-links { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.category-links a { position: relative; display: block; aspect-ratio: 3 / 4; overflow: hidden; background: var(--surface); color: #fff; text-decoration: none; }
.category-links img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.category-links a:hover img { transform: scale(1.05); }
.category-links a::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgb(0 0 0 / .55), transparent 50%); }
.category-links span { position: absolute; z-index: 1; inset: auto 0 20px; font-family: var(--serif); font-size: 18px; letter-spacing: .2em; text-align: center; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px 20px; }
.card { display: block; text-decoration: none; }
.card-art { position: relative; overflow: hidden; background: var(--surface); }
.card .art { transition: transform .8s ease; }
.card:hover .art { transform: scale(1.04); }
.card-brand { display: block; margin: 14px 0 0; font-family: var(--display); font-size: 14px; font-weight: 500; letter-spacing: .18em; text-decoration: none; }
.card h3 { margin: 0; font-family: var(--sans); font-size: 14px; font-weight: 300; line-height: 1.6; }
.badge { position: absolute; top: 12px; left: 12px; font-family: var(--display); font-size: 12px; letter-spacing: .2em; color: #fff; text-shadow: 0 0 6px rgb(0 0 0 / .5); }
.price { margin: 4px 0 0; color: var(--muted); font-size: 13px; letter-spacing: .04em; }
.price.large { color: var(--ink); font-size: 18px; }

.art { display: block; width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover; }
.art-empty { display: grid; place-items: center; color: var(--muted); font-family: var(--display); letter-spacing: .18em; }

.banner { position: relative; display: grid; place-items: center; min-height: 520px; padding: 64px 24px; overflow: hidden; background: var(--ink); color: #fff; text-align: center; }
.banner img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.banner div { position: relative; max-width: 34em; }
.banner h2 { margin: 0 0 12px; font-size: clamp(26px, 3vw, 36px); letter-spacing: .1em; }
.banner p:not(.eyebrow) { margin: 0 0 28px; }

.page-title { margin: 64px 0 36px; font-size: 34px; letter-spacing: .08em; text-align: center; }
.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 20px; margin-bottom: 36px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
#tabs { display: flex; flex-wrap: wrap; gap: 4px 24px; flex: 1; }
#tabs button { padding: 4px 0; background: none; border: 0; border-bottom: 1px solid transparent; color: var(--muted); font: inherit; font-size: 14px; letter-spacing: .1em; cursor: pointer; }
#tabs button[aria-pressed="true"] { border-color: var(--ink); color: var(--ink); }
#count { color: var(--muted); font-size: 13px; }
.toolbar select { padding: 6px 4px; background: transparent; border: 0; border-bottom: 1px solid var(--line); color: var(--ink); font: inherit; font-size: 13px; }
#grid { margin-bottom: 96px; }

#brand-list { max-width: 760px; margin: 0 auto 96px; border-top: 1px solid var(--line); }
#brand-list a { display: flex; align-items: baseline; justify-content: space-between; padding: 26px 8px; border-bottom: 1px solid var(--line); text-decoration: none; transition: padding .25s; }
#brand-list a:hover { padding-left: 20px; }
#brand-list span { font-family: var(--display); font-size: clamp(24px, 3vw, 34px); letter-spacing: .14em; }
#brand-list small { color: var(--muted); font-size: 13px; }

#product { display: grid; grid-template-columns: 1.2fr .8fr; gap: 72px; padding: 56px 0 96px; }
.detail-info { align-self: start; position: sticky; top: 112px; }
.detail-info h1 { margin: 4px 0; font-size: 26px; }
.detail-text { color: var(--muted); }
fieldset { margin: 24px 0; padding: 0; border: 0; }
legend { padding: 0; margin-bottom: 8px; font-size: 13px; letter-spacing: .1em; color: var(--muted); }
.options { display: flex; flex-wrap: wrap; gap: 8px; }
.option input { position: absolute; opacity: 0; }
.option span { display: block; min-width: 48px; padding: 7px 14px; border: 1px solid var(--line); font-size: 14px; text-align: center; cursor: pointer; }
.option input:checked + span { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.option input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.detail-info .button { width: 100%; }
.hint { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.specs { display: grid; grid-template-columns: 64px 1fr; margin: 32px 0 0; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; }
.specs dt { color: var(--muted); }
.specs dd { margin: 0; }
#related:not(:empty) { padding-bottom: 96px; }
#related h2 { margin: 0 0 32px; font-size: 22px; letter-spacing: .08em; }
.empty { grid-column: 1 / -1; padding: 64px 0; text-align: center; }

.store-photo { width: 100%; height: 420px; object-fit: cover; margin-bottom: 56px; }
.store-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; padding-bottom: 96px; }
.store-grid .specs { margin-top: 0; padding-top: 0; border-top: 0; grid-template-columns: 96px 1fr; row-gap: 12px; }

.prose { max-width: 720px; margin: 0 auto 96px; }
.prose h2 { margin: 40px 0 8px; font-size: 20px; letter-spacing: .06em; }
.prose p { margin: 0; color: var(--muted); }

#footer { background: var(--ink); color: #cfc9be; font-size: 13px; }
.footer { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 32px; padding: 72px 0 48px; }
.footer strong { font-family: var(--display); font-size: 24px; font-weight: 500; letter-spacing: .22em; color: #fff; }
.footer h2 { margin: 0 0 12px; color: #fff; font-family: var(--sans); font-size: 13px; font-weight: 400; letter-spacing: .14em; }
.footer p { margin: 0; }
.footer a { display: block; padding: 2px 0; text-decoration: none; }
.footer a:hover { color: #fff; }
.copyright { margin: 0; padding: 16px; border-top: 1px solid #2c2a27; font-size: 12px; text-align: center; }

.admin { padding: 32px 0 72px; }
.link { padding: 8px 0; background: none; border: 0; color: var(--ink); font: inherit; text-decoration: underline; cursor: pointer; }
.admin-tabs { display: flex; gap: 8px; margin-bottom: 24px; }
.admin-tabs button, .admin-actions button { padding: 7px 14px; background: none; border: 1px solid var(--line); color: var(--ink); font: inherit; font-size: 14px; cursor: pointer; }
.admin-tabs button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.admin-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.admin-list li { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.thumb { display: grid; place-items: center; flex: none; width: 56px; height: 56px; background: var(--surface); color: var(--muted); font-size: 11px; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.admin-item { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.admin-actions { display: flex; gap: 6px; }
.panel { display: flex; flex-direction: column; gap: 14px; max-width: 560px; padding: 24px; background: #fff; border: 1px solid var(--line); }
.panel h1, .panel h2 { margin: 0; font-size: 24px; }
.panel label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
.panel input:not([type="checkbox"], [type="file"]), .panel textarea, .panel select { width: 100%; padding: 9px 10px; background: var(--paper); border: 1px solid var(--line); color: var(--ink); font: inherit; font-size: 16px; }
.panel label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--ink); }
.login { margin: 48px auto; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.preview { width: 120px; height: 120px; object-fit: cover; }
.editor { width: min(560px, 100% - 24px); max-height: calc(100dvh - 24px); padding: 0; border: 0; }
.editor::backdrop { background: rgb(20 19 17 / .5); }
.editor-actions { display: flex; justify-content: flex-end; gap: 20px; }
.toast { position: fixed; left: 50%; bottom: 24px; z-index: 20; margin: 0; padding: 8px 18px; background: var(--ink); color: var(--paper); font-size: 14px; opacity: 0; pointer-events: none; transform: translateX(-50%); transition: opacity .2s; }
.toast.show { opacity: 1; }

@media (max-width: 960px) {
  .wrap { width: calc(100% - 40px); }
  .nav { height: 64px; }
  .brand { font-size: 22px; }
  .menu-toggle { display: block; grid-column: 1; grid-row: 1; justify-self: start; }
  .nav nav { display: none; grid-column: 1 / -1; flex-direction: column; gap: 0; padding-bottom: 12px; }
  .menu-open .nav { height: auto; min-height: 64px; }
  .menu-open .nav nav { display: flex; }
  .menu-open .brand, .menu-open .menu-toggle { align-self: center; height: 64px; line-height: 64px; padding: 0; }
  .nav nav a { padding: 12px 0; font-size: 15px; }
  .category-links { grid-template-columns: repeat(2, 1fr); }
  .category-links a:first-child { grid-column: 1 / -1; aspect-ratio: 16 / 10; }
  .grid { grid-template-columns: repeat(2, 1fr); gap: 32px 12px; }
  section.block { padding: 64px 0; }
  #brand-strip { gap: 8px 32px; padding: 24px 20px; }
  #brand-strip a { font-size: 16px; }
  .page-title { margin-top: 40px; font-size: 28px; }
  #tabs { flex: 1 1 100%; }
  #count { margin-right: auto; }
  #product, .store-grid { grid-template-columns: 1fr; gap: 28px; }
  #product { padding-top: 0; }
  #product .detail-art { margin-inline: -20px; }
  .detail-info { position: static; }
  .store-photo { height: 240px; margin-bottom: 32px; }
  .footer { grid-template-columns: 1fr 1fr; padding-top: 48px; }
  .footer-brand { grid-column: 1 / -1; }
  .admin-list li { flex-wrap: wrap; }
  .admin-actions { width: 100%; }
  .admin-actions button { flex: 1; }
}