:root {
  --color-signal-yellow: #ffdf00;
  --color-carbon: #1b1b1d;
  --color-carbon-soft: #323236;
  --color-footer: #232527;
  --color-paper: #fffdf3;
  --color-electric-violet: #7138f5;
  --color-line: #c9c4ae;
  --color-white: #ffffff;
  --font-sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 7rem;
  --radius-control: .25rem;
  color: var(--color-carbon);
  background: var(--color-paper);
  font-family: var(--font-sans);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--color-paper); color: var(--color-carbon); font-family: var(--font-sans); line-height: 1.65; }
img { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: .2em; }
button, input, select { font: inherit; }
button, .button { min-height: 44px; }
:focus-visible { outline: 3px solid var(--color-electric-violet); outline-offset: 3px; }
[hidden] { display: none !important; }

.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; background: var(--color-carbon); color: var(--color-white); }
.skip-link:focus { top: 1rem; }
.site-header { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid var(--color-carbon); background: var(--color-paper); }
.site-header__inner { width: min(1180px, calc(100% - 2rem)); min-height: 88px; margin: auto; padding-block: .75rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand img { width: min(220px, 42vw); height: auto; }
.site-nav { display: flex; align-items: center; gap: 1.75rem; }
.site-nav a { min-height: 44px; display: inline-flex; align-items: center; text-decoration: none; font-weight: 700; border-bottom: 3px solid transparent; }
.site-nav a[aria-current="page"], .site-nav a:hover { border-color: var(--color-electric-violet); }
.nav-toggle { display: none; border: 1px solid var(--color-carbon); background: var(--color-signal-yellow); padding: .5rem 1rem; font-weight: 800; }

.section, .page-hero { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; }
.hero { position: relative; isolation: isolate; min-height: clamp(620px, calc(100svh - 78px), 820px); display: grid; align-items: center; overflow: hidden; border-bottom: 1px solid var(--color-carbon); background: #6f4a0a; color: var(--color-white); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(20, 18, 15, .86) 0%, rgba(20, 18, 15, .68) 25%, rgba(20, 18, 15, .08) 52%, transparent 70%); }
.hero__content { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; position: relative; z-index: 1; padding-block: var(--space-5); }
.hero .eyebrow { background: var(--color-signal-yellow); color: var(--color-carbon); }
.eyebrow { width: fit-content; margin: 0 0 var(--space-2); padding: .25rem .65rem; background: var(--color-electric-violet); color: var(--color-white); font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { line-height: 1.12; margin-top: 0; }
h1 { max-width: 12ch; margin-bottom: var(--space-3); font-size: clamp(2.35rem, 4.7vw, 4.6rem); letter-spacing: -.05em; }
h2 { font-size: clamp(1.75rem, 3vw, 3.2rem); letter-spacing: -.035em; }
.hero-copy { max-width: 33rem; color: rgba(255, 255, 255, .8); font-size: clamp(1rem, 1.5vw, 1.2rem); }
.hero-media { position: absolute; inset: 0; z-index: -2; margin: 0; overflow: hidden; background: var(--color-signal-yellow); }
.hero-media picture { display: block; width: 100%; height: 100%; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.button-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: var(--space-4); }
.button { display: inline-flex; align-items: center; justify-content: center; padding: .8rem 1.2rem; border: 1px solid var(--color-carbon); background: var(--color-carbon); color: var(--color-white); text-decoration: none; font-weight: 800; transition: background-color .2s ease, color .2s ease; }
.button:hover { background: var(--color-electric-violet); }
.button--outline { background: transparent; color: var(--color-carbon); }
.button--outline:hover { background: var(--color-signal-yellow); color: var(--color-carbon); }
.hero .button { border-color: var(--color-signal-yellow); background: var(--color-signal-yellow); color: var(--color-carbon); }
.hero .button:hover { border-color: var(--color-white); background: var(--color-white); }
.hero .button--outline { border-color: #77746c; background: transparent; color: var(--color-white); }
.hero .button--outline:hover { border-color: var(--color-white); background: var(--color-white); color: var(--color-carbon); }
.hero .button--disabled { cursor: not-allowed; }

.status-strip { border-block: 1px solid var(--color-carbon); background: var(--color-carbon); color: var(--color-paper); }
.status-strip__inner { width: min(1180px, calc(100% - 2rem)); margin: auto; display: grid; grid-template-columns: 1.2fr .8fr 1fr; }
.status-strip p { margin: 0; padding: 1.1rem 1.5rem; border-right: 1px solid var(--color-carbon-soft); font-size: .9rem; }
.status-strip p:first-child { padding-left: 0; }
.status-strip p:last-child { padding-right: 0; border-right: 0; }

.section { padding-block: var(--space-6); }
.section-heading { margin-bottom: 3rem; }
.section-heading > p { max-width: 42rem; margin: 1rem 0 0; }
.featured-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 3rem 1.5rem; }
.featured-card { min-width: 0; border-top: 3px solid var(--color-carbon); }
.featured-card a { display: block; text-decoration: none; }
.featured-card img { width: 100%; aspect-ratio: 1; object-fit: cover; background: var(--color-carbon); }
.featured-card__meta { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: baseline; gap: 1rem; padding-block: 1rem 1.25rem; border-bottom: 1px solid var(--color-carbon); }
.featured-card__meta strong { font-size: 1.15rem; }
.featured-card a:hover .featured-card__meta strong { color: var(--color-electric-violet); }


.page-hero { padding-block: var(--space-6) var(--space-5); border-bottom: 1px solid var(--color-carbon); }
.page-hero h1 { max-width: 16ch; font-size: clamp(2.4rem, 5vw, 4.5rem); }
.content-grid { display: grid; grid-template-columns: 4fr 8fr; gap: var(--space-5); }
.content-grid__aside { font-size: .85rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.prose { max-width: 48rem; }
.prose h2 { margin-top: var(--space-5); font-size: clamp(1.6rem, 3vw, 2.5rem); }
.prose h2:first-child { margin-top: 0; }
.policy-page .page-hero { padding-block: 3.5rem 2.75rem; }
.policy-page .page-hero h1 {
  max-width: 22ch;
  margin-bottom: 1rem;
  font-size: clamp(2rem, 3vw, 2.65rem);
  letter-spacing: -.035em;
}
.policy-page .page-hero > p:last-child { max-width: 48rem; }
.policy-page .prose h2 {
  margin-top: 3rem;
  font-size: clamp(1.25rem, 1.65vw, 1.5rem);
  letter-spacing: -.02em;
}
.policy-page .prose h2:first-child { margin-top: 0; }
.prose a { min-height: 44px; display: inline-flex; align-items: center; font-weight: 800; }
.notice { padding: var(--space-3); border-left: 7px solid var(--color-electric-violet); background: var(--color-signal-yellow); }
.merchant-data { margin: var(--space-4) 0; border-top: 1px solid var(--color-carbon); }
.merchant-data div { display: grid; grid-template-columns: 10rem 1fr; gap: var(--space-3); padding: 1rem 0; border-bottom: 1px solid var(--color-carbon); }
.merchant-data dt { font-weight: 900; }
.merchant-data dd { margin: 0; }
.contact-email { margin: var(--space-4) 0; font-size: clamp(1.6rem, 4vw, 3.8rem); font-weight: 900; line-height: 1.1; }

.catalog-hero { display: grid; grid-template-columns: 8fr 4fr; column-gap: var(--space-5); align-items: end; }
.catalog-hero .eyebrow { grid-column: 1 / -1; }
.catalog-hero p:last-child { max-width: 30rem; margin-bottom: 1.2rem; }
.catalog-section { padding-top: var(--space-4); }
.catalog-toolbar { display: grid; grid-template-columns: 1.3fr .8fr .6fr; gap: var(--space-3); align-items: end; margin-bottom: var(--space-5); padding-bottom: var(--space-3); border-bottom: 1px solid var(--color-carbon); }
.field { display: grid; gap: .35rem; }
.field label { font-size: .78rem; font-weight: 900; letter-spacing: .08em; }
.field input, .field select { width: 100%; min-height: 48px; padding: .7rem .8rem; border: 1px solid var(--color-carbon); border-radius: 0; background: var(--color-paper); color: var(--color-carbon); }
.catalog-count { justify-self: end; margin: 0 0 .7rem; font-size: .8rem; font-weight: 900; letter-spacing: .1em; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 3rem 1.25rem; }
.product-card { min-width: 0; display: flex; flex-direction: column; border-top: 3px solid var(--color-carbon); border-bottom: 1px solid var(--color-carbon); }
.product-card__image { position: relative; display: block; aspect-ratio: 1; overflow: hidden; background: var(--color-carbon); }
.product-card__image img { width: 100%; height: 100%; object-fit: cover; }
.product-card__number { position: absolute; top: .6rem; left: .6rem; padding: .25rem .5rem; background: var(--color-signal-yellow); font-size: .75rem; font-weight: 900; text-decoration: none; }
.product-card__content { min-height: 9rem; display: flex; flex: 1; flex-direction: column; padding: 1rem 0 1.25rem; }
.product-card__content h2 { margin: 0 0 1.5rem; font-size: clamp(1.15rem, 1.6vw, 1.45rem); }
.product-card__content h2 a { min-height: 44px; display: inline-flex; align-items: center; text-decoration: none; }
.product-card__content h2 a:hover { color: var(--color-electric-violet); }
.product-card__footer { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-top: auto; }
.product-card__footer strong { font-size: 1.25rem; }
.product-card__status { font-size: .85rem; font-weight: 800; }
.catalog-empty { padding: var(--space-5); background: var(--color-signal-yellow); }
.trust-list a, .merchant-data a { min-height: 44px; display: inline-flex; align-items: center; }

.product-detail { display: grid; grid-template-columns: 7fr 5fr; gap: var(--space-5); align-items: start; }
.product-detail__visual { position: sticky; top: 110px; background: var(--color-carbon); }
.product-detail__visual img { width: 100%; }
.product-detail__info { padding-top: var(--space-3); }
.product-detail__info h1 { max-width: none; font-size: clamp(2.3rem, 3.8vw, 3.6rem); letter-spacing: -.035em; text-wrap: balance; }
.product-detail__sku { font-size: .78rem; font-weight: 900; letter-spacing: .1em; }
.product-detail__price { margin: var(--space-4) 0; font-size: clamp(2rem, 4vw, 3.4rem); font-weight: 900; }
.purchase-status { margin-top: var(--space-5); padding: var(--space-3); border: 1px solid var(--color-carbon); background: var(--color-signal-yellow); }
.purchase-status span { display: block; font-size: .72rem; font-weight: 900; letter-spacing: .12em; }
.purchase-status strong { display: block; margin-top: 1rem; font-size: clamp(1.6rem, 3vw, 2.6rem); line-height: 1.1; }
.purchase-status a { min-height: 44px; display: inline-flex; align-items: center; font-weight: 900; }
.product-detail__gallery { grid-column: 1 / -1; padding-top: var(--space-5); border-top: 1px solid var(--color-carbon); }
.product-detail__gallery img { width: min(900px, 100%); margin: var(--space-3) auto; }
.missing-product { min-height: 65vh; display: grid; align-content: center; }
.visually-loading { min-height: 60vh; display: grid; place-items: center; }

.site-footer { padding: var(--space-5) 0 var(--space-3); background: var(--color-footer); color: var(--color-paper); }
.footer-grid, .footer-bottom { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-5); }
.footer-grid > div { display: flex; flex-direction: column; align-items: flex-start; }
.footer-grid p { margin: .2rem 0; }
.footer-grid a { min-height: 44px; display: inline-flex; align-items: center; }
.footer-logo { width: min(280px, 100%); margin-bottom: 1rem; }
.footer-label { color: var(--color-signal-yellow); font-size: .78rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.footer-bottom { margin-top: var(--space-5); padding-top: var(--space-2); border-top: 1px solid var(--color-carbon-soft); font-size: .8rem; }

.age-gate { width: min(680px, calc(100% - 2rem)); padding: 0; border: 1px solid var(--color-carbon); background: var(--color-signal-yellow); color: var(--color-carbon); }
.age-gate::backdrop { background: color-mix(in srgb, var(--color-carbon) 92%, transparent); }
.age-gate__inner { padding: clamp(2rem, 6vw, 5rem); }
.age-gate__index { margin: 0 0 var(--space-4); font-size: .75rem; font-weight: 900; letter-spacing: .14em; }
.age-gate h2 { max-width: 11ch; font-size: clamp(2.1rem, 6vw, 4rem); }
.age-gate__actions { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-top: var(--space-4); }
.age-gate button { padding: .8rem 1rem; border: 1px solid var(--color-carbon); background: var(--color-carbon); color: var(--color-white); font-weight: 900; }
.age-gate button[data-age-reject] { background: transparent; color: var(--color-carbon); }

@media (max-width: 1000px) {
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .site-header__inner { min-height: 72px; padding-block: .55rem; }
  .brand img { width: min(180px, 50vw); }
  .nav-toggle { display: inline-flex; align-items: center; }
  .site-nav { position: absolute; top: 100%; left: 0; right: 0; display: none; padding: 1rem; background: var(--color-paper); border-bottom: 1px solid var(--color-carbon); }
  .site-nav.is-open { display: grid; }
  .content-grid { grid-template-columns: 1fr; }
  .catalog-hero, .catalog-toolbar, .product-detail { grid-template-columns: 1fr; }
  .merchant-data div { grid-template-columns: 1fr; gap: .25rem; }
  .catalog-hero .eyebrow { grid-column: auto; }
  .catalog-count { justify-self: start; }
  .catalog-grid { grid-template-columns: 1fr; }
  .product-detail__visual { position: static; }
  .hero { min-height: 780px; align-items: end; }
  .hero::before { background: linear-gradient(180deg, transparent 0%, rgba(28, 19, 7, .08) 47%, rgba(20, 18, 15, .78) 63%, rgba(20, 18, 15, .96) 100%); }
  .hero__content { width: calc(100% - 2rem); margin-inline: auto; padding-block: 25rem 2rem; }
  .hero-media img { object-position: center; }
  .hero-copy { display: none; }
  .hero .button-row { margin-top: 1.5rem; }
  .status-strip__inner { grid-template-columns: 1fr; }
  .status-strip p { padding-inline: 0; border-right: 0; border-bottom: 1px solid var(--color-carbon-soft); }
  .section-heading { margin-bottom: 2.5rem; }
  .featured-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .age-gate__actions { grid-template-columns: 1fr; }
  .section, .page-hero { padding-block: var(--space-5); }
  .policy-page .page-hero { padding-block: 2.5rem 2rem; }
  .policy-page .page-hero h1 { font-size: 1.85rem; line-height: 1.18; }
  .policy-page .prose h2 { margin-top: 2.5rem; font-size: 1.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}