/* ==========================================================
   前台(型錄 + 店家登入)版面,桌機 / 手機同一份 RWD。色票見 app.css。
   斷點:≤ 960 平板(側欄收起)、≤ 640 手機(抽屜選單)
   ========================================================== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.legal-strip { background: var(--invert-bg); color: var(--invert-sub); font-size: 12px; letter-spacing: .12em; text-align: center; padding: 6px 12px; }
.tbd { display: inline-block; padding: 0 6px; border: 1px dashed var(--line-2); color: var(--mute); font-size: 12px; }

/* ── 頁首 ── */
.site-head { position: sticky; top: 0; z-index: 50; background: rgba(246, 241, 231, .96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.head-in { display: flex; align-items: center; gap: 28px; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; flex: none; }
.logo b { display: block; font: 600 19px/1.2 var(--f-serif); letter-spacing: .08em; }
.logo small { display: block; font: 500 10px/1.2 var(--f-num); letter-spacing: .2em; color: var(--sub); }
.main-nav { display: flex; gap: 28px; }
.main-nav a { font-size: 15px; color: var(--sub); padding: 6px 0; border-bottom: 2px solid transparent; }
.main-nav a:hover { color: var(--ink); }
.main-nav a.is-active { color: var(--primary); border-color: var(--primary); }
.drawer-close, .drawer-extra, .burger { display: none; }
.head-act { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.head-search { position: relative; }
.head-search .ic { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--mute); }
.head-search input { width: 220px; height: 36px; padding: 0 12px 0 32px; border: 1px solid var(--line-2); background: var(--surface); border-radius: var(--radius); outline: none; font-size: 14px; }
.head-search input:focus { border-color: var(--primary); }
.who-chip { display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 12px; background: var(--primary-soft); color: var(--primary); font-size: 14px; border-radius: var(--radius); }
.store-strip { background: var(--primary); color: #F6F1E7; font-size: 13px; }
.store-strip .container { display: flex; align-items: center; gap: 8px; height: 36px; }
.store-strip a { margin-left: auto; display: inline-flex; align-items: center; gap: 2px; font-weight: 500; }

/* ── 首頁 ── */
.hero { border-bottom: 1px solid var(--line); background: linear-gradient(90deg, var(--bg) 0%, var(--bg) 52%, var(--surface-2) 52%); }
.hero-in { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; min-height: 480px; padding-top: 48px; padding-bottom: 48px; }
.hero h1 { font-size: 46px; line-height: 1.25; letter-spacing: .06em; margin-top: 16px; }
.hero .lead { font-size: 16px; color: var(--sub); margin-top: 18px; max-width: 30em; line-height: 1.9; }
.hero .cta { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }
.hero-bottles { display: flex; align-items: flex-end; justify-content: center; gap: 0; height: 380px; overflow: hidden; min-width: 0; }
.hero-bottles img { height: 100%; width: auto; max-width: 36%; object-fit: contain; object-position: bottom; mix-blend-mode: multiply; }
.hero-bottles img:nth-child(1), .hero-bottles img:nth-child(3) { height: 78%; }
.section { padding: 64px 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.section-head h2 { font-size: 28px; margin-top: 8px; }
.section-head p { color: var(--sub); margin-top: 6px; }
.cats { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.cat { padding: 22px 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); transition: background .15s; }
.cat:hover { background: var(--primary-soft); }
.cat .no { font: 500 12px var(--f-num); color: var(--mute); }
.cat b { display: block; font: 600 18px var(--f-serif); margin-top: 10px; }
.cat .en { font: 12px var(--f-num); color: var(--sub); letter-spacing: .04em; }
.cat .cnt { display: inline-flex; align-items: center; gap: 2px; font-size: 12px; color: var(--primary); margin-top: 14px; }
.cat .cnt .ic { width: 14px; height: 14px; }
.b2b { background: var(--invert-bg); color: var(--invert-ink); }
.b2b-in { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.b2b h2 { font-size: 30px; margin-top: 10px; }
.b2b .eyebrow { color: var(--invert-sub); }
.b2b p.lead { color: var(--invert-sub); margin-top: 14px; line-height: 1.9; }
.b2b-perks { display: grid; gap: 1px; background: rgba(242, 237, 228, .12); border: 1px solid rgba(242, 237, 228, .12); }
.b2b-perks div { display: grid; grid-template-columns: 40px 1fr; gap: 14px; padding: 18px 20px; background: var(--invert-bg); }
.b2b-perks .ic { width: 22px; height: 22px; color: #D9A7AE; margin-top: 2px; }
.b2b-perks b { display: block; font-size: 16px; }
.b2b-perks span { font-size: 13px; color: var(--invert-sub); }
.brands { display: flex; flex-wrap: wrap; gap: 10px 36px; justify-content: center; font: 500 15px var(--f-serif); color: var(--sub); letter-spacing: .1em; }

/* ── 商品卡 ── */
.pc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); display: flex; flex-direction: column; transition: border-color .15s, box-shadow .15s; }
.pc:hover { border-color: var(--line-2); box-shadow: var(--shadow); }
.pc-img { aspect-ratio: 1 / 1.05; display: flex; align-items: center; justify-content: center; padding: 18px; border-bottom: 1px solid var(--line); }
.pc-img img { max-height: 100%; width: auto; mix-blend-mode: multiply; transition: transform .3s var(--ease); }
.pc:hover .pc-img img { transform: scale(1.03); }
.pc-body { padding: 14px 16px 16px; display: flex; flex-direction: column; flex: 1; }
.pc-brand { font-size: 12px; color: var(--sub); }
.pc-name { font: 600 15px/1.45 var(--f-sans); margin-top: 4px; min-height: 2.9em; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pc-name a:hover { color: var(--primary); }
.pc-meta { font-size: 12px; color: var(--mute); margin-top: 4px; }
.pc-price { margin-top: auto; padding-top: 10px; display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.pc-price .lbl { font-size: 12px; color: var(--sub); }
.pc-price .price { font-size: 18px; }
.pc-price .ref { font-size: 12px; color: var(--mute); }
.pc-price .ask { font-weight: 600; color: var(--warn); }

/* ── 型錄列表 ── */
.crumb { display: flex; gap: 6px; align-items: center; font-size: 13px; color: var(--mute); padding: 18px 0; }
.crumb a:hover { color: var(--primary); }
.crumb .ic { width: 14px; height: 14px; }
.cat-head { padding-bottom: 24px; border-bottom: 1px solid var(--line); margin-bottom: 28px; display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }
.cat-head h1 { font-size: 32px; margin-top: 6px; }
.cat-head p { color: var(--sub); margin-top: 8px; max-width: 46em; }
.site-pager { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px; margin-top: 36px; }
.site-pager a, .site-pager span { min-width: 40px; height: 40px; padding: 0 10px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line-2); background: var(--surface); border-radius: var(--radius); font-family: var(--f-num); font-size: 14px; color: var(--ink); }
.site-pager a:hover { border-color: var(--primary); color: var(--primary); }
.site-pager a.is-active { background: var(--primary); border-color: var(--primary); color: #fff; }
.site-pager .is-off { color: var(--line-2); background: transparent; }
.site-pager .gap { border: 0; background: transparent; min-width: 16px; padding: 0; color: var(--mute); }
.site-pager .ic { width: 16px; height: 16px; }
.member-tip { display: flex; align-items: center; gap: 14px; padding: 14px 18px; background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--primary); margin-bottom: 24px; font-size: 14px; }
.member-tip .ic { color: var(--primary); }
.member-tip .grow b { display: block; }
.member-tip .grow span { color: var(--sub); font-size: 13px; }
.cat-layout { display: grid; grid-template-columns: 220px 1fr; gap: 36px; padding-bottom: 72px; }
.filters { font-size: 14px; }
.filters details { border-bottom: 1px solid var(--line); padding: 14px 0; }
.filters details:first-child { padding-top: 0; }
.filters summary { list-style: none; display: flex; justify-content: space-between; align-items: center; font-weight: 600; cursor: pointer; }
.filters summary::-webkit-details-marker { display: none; }
.filters summary .ic { width: 16px; height: 16px; color: var(--mute); }
.filters ul { margin-top: 10px; display: grid; gap: 8px; }
.filters li a, .filters li label { display: flex; justify-content: space-between; color: var(--sub); }
.filters li a.is-active { color: var(--primary); font-weight: 600; }
.filters li .num { color: var(--mute); font-size: 12px; }
.list-tools { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; font-size: 14px; color: var(--sub); gap: 12px; }
.list-tools .select { width: auto; min-height: 36px; padding: 4px 10px; font-size: 14px; }
.cat-layout .pc-grid { grid-template-columns: repeat(3, 1fr); }

/* ── 商品頁 ── */
.pd { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; padding-bottom: 56px; }
.pd-img { background: var(--surface); border: 1px solid var(--line); aspect-ratio: 1; display: flex; align-items: center; justify-content: center; padding: 36px; position: sticky; top: 100px; }
.pd-img img { max-height: 100%; width: auto; mix-blend-mode: multiply; }
.pd h1 { font-size: 30px; line-height: 1.35; margin-top: 8px; }
.pd .en { font: 500 14px var(--f-num); letter-spacing: .06em; color: var(--sub); margin-top: 8px; }
.price-box { margin-top: 24px; padding: 20px; background: var(--surface); border: 1px solid var(--line); }
.price-box .row-p { display: flex; align-items: baseline; gap: 12px; }
.price-box .row-p + .row-p { margin-top: 6px; }
.price-box .lbl { width: 72px; font-size: 13px; color: var(--sub); }
.price-box .big { font: 700 28px var(--f-num); color: var(--primary); }
.price-box .ref { font: 16px var(--f-num); color: var(--sub); text-decoration: line-through; }
.price-box .acts { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.price-box .acts .btn { flex: 1; min-width: 160px; }
.price-box .law { font-size: 12px; color: var(--mute); margin-top: 14px; line-height: 1.7; }
.pd-section { margin-top: 32px; }
.pd-section h2 { font-size: 18px; margin-bottom: 12px; }

/* ── 簡單內容頁 ── */
.page-hero { padding: 56px 0 40px; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: 34px; margin-top: 8px; }
.page-hero p { color: var(--sub); margin-top: 12px; max-width: 40em; line-height: 1.9; }

/* ── 找不到頁面(404) ── */
.nf-wrap { max-width: 620px; padding-top: 72px; padding-bottom: 96px; text-align: center; }
.nf-wrap h1 { font-size: 34px; margin-top: 8px; }
.nf-wrap .intro { color: var(--sub); margin-top: 12px; }
.nf-act { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 28px; }

/* ── 頁尾 ── */
.site-foot { background: var(--surface-2); border-top: 1px solid var(--line); margin-top: 0; font-size: 14px; }
.foot-in { display: grid; grid-template-columns: 2fr 1fr 1fr 1.3fr; gap: 40px; padding-top: 48px; padding-bottom: 40px; }
.foot-in h5 { font: 600 14px var(--f-serif); margin: 0 0 14px; letter-spacing: .08em; }
.foot-in a:not(.btn):not(.logo) { display: block; color: var(--sub); padding: 3px 0; }
.foot-in a:not(.btn):not(.logo):hover { color: var(--primary); }
.foot-in p { color: var(--sub); padding: 3px 0; }
.foot-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 18px; padding-bottom: 24px; border-top: 1px solid var(--line-2); font-size: 12px; color: var(--mute); }

/* ── RWD ── */
@media (max-width: 1080px) {
  .pc-grid { grid-template-columns: repeat(3, 1fr); }
  .cats { grid-template-columns: repeat(4, 1fr); }
  .head-search input { width: 160px; }
}
@media (max-width: 960px) {
  .cat-layout { grid-template-columns: 1fr; }
  .filters { display: flex; gap: 8px; flex-wrap: wrap; }   /* 不用 overflow:捲動容器會裁掉下拉 */
  .filters details { flex: none; border: 1px solid var(--line-2); padding: 8px 12px; background: var(--surface); }
  .filters details[open] { position: relative; }
  .filters details[open] ul { position: absolute; z-index: 5; left: -1px; top: 100%; min-width: 220px; padding: 12px; background: var(--surface); border: 1px solid var(--line-2); box-shadow: var(--shadow); }
  .cat-layout .pc-grid { grid-template-columns: repeat(3, 1fr); }
  .pd { grid-template-columns: 1fr; gap: 28px; }
  .pd-img { position: static; max-width: 520px; margin: 0 auto; width: 100%; }
  .hero-in { grid-template-columns: 1fr; min-height: 0; }
  .hero { background: var(--bg); }
  .hero-bottles { height: 260px; }
  .b2b-in { grid-template-columns: 1fr; }
  .foot-in { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .container { padding: 0 16px; }
  .head-in { height: 60px; gap: 10px; }
  .burger { display: inline-flex; width: 38px; height: 38px; align-items: center; justify-content: center; margin-left: -8px; }
  .logo b { font-size: 16px; }
  .logo small { display: none; }
  .brand-mark { width: 32px; height: 32px; font-size: 15px; }
  .head-search, .hide-sm, .who-chip span { display: none; }
  .main-nav { position: fixed; z-index: 60; top: 0; left: 0; bottom: 0; width: 78%; max-width: 320px; flex-direction: column; gap: 0; padding: 64px 20px 20px; background: var(--bg); transform: translateX(-100%); transition: transform .25s var(--ease); }
  .main-nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 16px; color: var(--ink); }
  .main-nav a.is-active { border-bottom-color: var(--line); }
  .drawer-close { display: flex; position: absolute; top: 14px; right: 14px; width: 38px; height: 38px; align-items: center; justify-content: center; }
  .drawer-extra { display: block; margin-top: 20px; }
  .drawer-mask { position: fixed; inset: 0; z-index: 55; background: rgba(43, 38, 34, .4); opacity: 0; pointer-events: none; transition: opacity .25s; }
  .drawer-on .main-nav { transform: none; }
  .drawer-on .drawer-mask { opacity: 1; pointer-events: auto; }
  .store-strip .container { font-size: 12px; }
  .store-strip .long { display: none; }
  .store-strip a { white-space: nowrap; }
  .hero h1 { font-size: 32px; }
  .hero-in { padding-top: 32px; padding-bottom: 32px; gap: 20px; }
  .section { padding: 44px 0; }
  .section-head h2 { font-size: 22px; }
  .cats { grid-template-columns: repeat(2, 1fr); }
  .pc-grid, .cat-layout .pc-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .pc-body { padding: 10px 12px 12px; }
  .pc-name { font-size: 14px; }
  .pc-img { padding: 10px; }
  .cat-head { flex-direction: column; align-items: flex-start; }
  .cat-head h1 { font-size: 24px; }
  .member-tip { flex-wrap: wrap; }
  .pd h1 { font-size: 22px; }
  .foot-in { grid-template-columns: 1fr; gap: 24px; }
  .foot-bottom { flex-direction: column; }
}