:root {
  --ink: #1c1d16;
  --olive: #3f4a24;
  --olive-deep: #232818;
  --moss: #6a7840;
  --cream: #f4efe4;
  --paper: #fffdf8;
  --sand: #e6dcc8;
  --line: #d8d0be;
  --terracotta: #c25620;
  --terracotta-deep: #9a4014;
  --muted: #6a665b;
  --ok: #2f6b3a;
  --err: #a1332b;
  --shadow: 0 18px 40px rgba(35, 40, 24, 0.08);
  --radius: 1.15rem;
  --max: 1180px;
  --header: 4.4rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(194, 86, 32, 0.06), transparent 50%),
    radial-gradient(900px 420px at 100% 0%, rgba(63, 74, 36, 0.08), transparent 46%),
    var(--cream);
  font-family: "Noto Sans TC", "PingFang HK", "Microsoft JhengHei", sans-serif;
  line-height: 1.65;
  text-wrap: pretty;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }

.wrap {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header);
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.brand-mark {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.7rem;
  display: grid;
  place-items: center;
  background: var(--olive);
  color: var(--cream);
  font-family: "Noto Serif TC", serif;
  font-weight: 700;
}

.brand-name { font-weight: 700; letter-spacing: 0.02em; }
.brand-en { display: block; font-size: 0.72rem; color: var(--muted); font-weight: 400; }

.nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav a:hover,
.nav a.is-active { color: var(--terracotta); }

.header-actions { display: flex; align-items: center; gap: 0.55rem; }

.icon-btn,
.btn {
  appearance: none;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
}

.icon-btn {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  background: var(--paper);
  border: 1px solid var(--line);
  position: relative;
}

.cart-count {
  position: absolute;
  top: -0.25rem;
  right: -0.25rem;
  min-width: 1.15rem;
  height: 1.15rem;
  padding: 0 0.28rem;
  border-radius: 999px;
  background: var(--terracotta);
  color: #fff;
  font-size: 0.7rem;
  display: grid;
  place-items: center;
}

.btn {
  border-radius: 999px;
  padding: 0.8rem 1.2rem;
  font-weight: 700;
  transition: transform 0.18s ease, background 0.18s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--olive); color: var(--cream); }
.btn-accent { background: var(--terracotta); color: #fff; }
.btn-ghost { background: transparent; border: 1px solid var(--line); color: var(--ink); }
.btn-wide { width: 100%; }

.menu-toggle { display: none; }

.hero {
  padding: 3.4rem 0 2.4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  color: var(--terracotta);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

h1, h2, h3, .serif { font-family: "Noto Serif TC", serif; }

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.4rem);
  line-height: 1.15;
  margin: 0.4rem 0 0.8rem;
}

.lede { font-size: 1.08rem; color: var(--muted); max-width: 38rem; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.5rem; }

.hero-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 0.4rem);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.hero-card img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--sand);
}

.section { padding: 2.6rem 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.3rem;
}

.section-head h2 { margin: 0; font-size: clamp(1.6rem, 3vw, 2.2rem); }

.cat-grid,
.product-grid,
.info-grid,
.form-grid {
  display: grid;
  gap: 1rem;
}

.cat-grid { grid-template-columns: repeat(4, 1fr); }

.cat-card {
  min-height: 190px;
  padding: 1.2rem;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--cream);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background:
    linear-gradient(180deg, rgba(24, 28, 16, 0.1), rgba(24, 28, 16, 0.72)),
    var(--olive);
  overflow: hidden;
  position: relative;
}

.cat-card.bags { background:
  linear-gradient(180deg, rgba(24, 28, 16, 0.05), rgba(24, 28, 16, 0.7)),
  url("../images/products/547.jpg") center/cover; }
.cat-card.medical { background:
  linear-gradient(180deg, rgba(24, 28, 16, 0.05), rgba(24, 28, 16, 0.7)),
  url("../images/products/301.jpg") center/cover; }
.cat-card.supply { background:
  linear-gradient(180deg, rgba(24, 28, 16, 0.05), rgba(24, 28, 16, 0.7)),
  url("../images/products/338.jpg") center/cover; }
.cat-card.food { background:
  linear-gradient(180deg, rgba(24, 28, 16, 0.05), rgba(24, 28, 16, 0.7)),
  url("../images/products/288-20b15a4c.jpg") center/cover; }

.cat-card strong { font-size: 1.25rem; font-family: "Noto Serif TC", serif; }
.cat-card span { opacity: 0.9; font-size: 0.9rem; }

.product-grid {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.card-media {
  aspect-ratio: 1;
  background: #efe8d8;
  overflow: hidden;
}

.card-media img,
.card-media .ph {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ph {
  display: grid;
  place-items: center;
  color: var(--olive);
  font-family: "Noto Serif TC", serif;
  font-size: 1.8rem;
}

.card-body { padding: 0.95rem 1rem 1.1rem; display: flex; flex-direction: column; gap: 0.45rem; flex: 1; }
.card-cat { color: var(--terracotta); font-size: 0.78rem; font-weight: 700; }
.card-body h3 { margin: 0; font-size: 1.02rem; line-height: 1.35; }
.card-meta { color: var(--muted); font-size: 0.86rem; }
.card-spec {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 0.7rem;
  padding: 0.5rem 0.55rem;
  font-size: 0.8rem;
}
.card-spec:disabled { color: var(--muted); background: #f3eee4; }
.card-actions { display: flex; gap: 0.45rem; margin-top: auto; }
.card-actions .btn { padding: 0.55rem 0.8rem; font-size: 0.86rem; }
.card-actions .btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  background: #8a867b;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.1rem;
}

.search {
  flex: 1 1 16rem;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 999px;
  padding: 0.75rem 1rem;
}

.filter-block { margin: 0 0 0.95rem; }
.filter-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 0.4rem;
}
.chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.chips.level-1 .chip { font-weight: 700; padding: 0.5rem 0.95rem; }

.chip {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  cursor: pointer;
}

.chip.is-on,
.chip:hover { border-color: var(--olive); background: var(--olive); color: var(--cream); }

.page-hero { padding: 2.2rem 0 0.4rem; }
.page-hero h1 { margin: 0.3rem 0 0.4rem; font-size: clamp(2rem, 4vw, 3rem); }

.detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 1.4rem 0 3rem;
}

.detail-photo {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 0.2rem);
  overflow: hidden;
}

.detail-photo img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.specs { margin: 1rem 0 0; padding-left: 1.1rem; }
.qty-row { display: flex; gap: 0.6rem; align-items: center; margin: 1.2rem 0; }
.qty-row input {
  width: 5.2rem;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  padding: 0.65rem;
  background: var(--paper);
}

.cart-table { width: 100%; border-collapse: collapse; background: var(--paper); border-radius: var(--radius); overflow: hidden; }
.cart-table th, .cart-table td { padding: 0.9rem 1rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.cart-item { display: flex; gap: 0.8rem; align-items: center; }
.cart-item img, .cart-item .ph { width: 4.2rem; height: 4.2rem; object-fit: cover; border-radius: 0.7rem; background: var(--sand); }
.cart-empty { padding: 2.5rem; text-align: center; background: var(--paper); border-radius: var(--radius); border: 1px dashed var(--line); }

.checkout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.2rem;
  padding-bottom: 3rem;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem;
}

label { display: block; font-weight: 700; font-size: 0.88rem; margin: 0.7rem 0 0.3rem; }
input[type="text"], input[type="tel"], input[type="email"], input[type="number"], select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 0.75rem;
  padding: 0.75rem 0.85rem;
}

textarea { min-height: 7rem; resize: vertical; }

.form-grid { grid-template-columns: 1fr 1fr; }
.span-2 { grid-column: span 2; }

.notice, .flash {
  padding: 0.85rem 1rem;
  border-radius: 0.85rem;
  margin: 0.8rem 0;
}

.notice { background: #f3ead4; }
.flash.ok { background: #e5f3e6; color: var(--ok); }
.flash.err { background: #fde8e6; color: var(--err); }

.info-grid { grid-template-columns: 1.1fr 0.9fr; }
.info-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
}

.info-card ul { margin: 0.4rem 0 0; padding-left: 1.1rem; }

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 280px;
}

.map-wrap iframe { width: 100%; height: 100%; min-height: 280px; border: 0; }

.site-footer {
  margin-top: 2rem;
  background: var(--olive-deep);
  color: #efe8d6;
  padding: 2.4rem 0 1.4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 1.4rem;
}

.site-footer a { color: #f1e6c8; }
.legal { margin-top: 1.6rem; color: #b7b19f; font-size: 0.85rem; }

.drawer {
  border: 0;
  padding: 0;
  width: min(420px, 100%);
  max-width: 100%;
  height: 100%;
  margin: 0 0 0 auto;
  background: var(--paper);
}

.drawer::backdrop { background: rgba(24, 28, 16, 0.45); }
.drawer-inner { height: 100%; display: flex; flex-direction: column; padding: 1rem; }
.drawer-list { flex: 1; overflow: auto; display: grid; gap: 0.8rem; }
.drawer-item { display: grid; grid-template-columns: 4rem 1fr auto; gap: 0.7rem; align-items: center; }

.toast {
  position: fixed;
  bottom: 1.1rem;
  right: 1.1rem;
  background: var(--olive);
  color: var(--cream);
  padding: 0.75rem 1rem;
  border-radius: 999px;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: 0.25s ease;
  z-index: 60;
}

.toast.show { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .hero-grid, .detail, .checkout, .info-grid, .footer-grid, .cat-grid { grid-template-columns: 1fr 1fr; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 760px) {
  .nav { display: none; }
  .nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header);
    left: 0;
    right: 0;
    background: var(--paper);
    padding: 1rem 1.2rem 1.2rem;
    border-bottom: 1px solid var(--line);
  }
  .menu-toggle { display: inline-flex; }
  .hero-grid, .detail, .checkout, .info-grid, .footer-grid, .cat-grid, .product-grid, .form-grid {
    grid-template-columns: 1fr;
  }
  .span-2 { grid-column: auto; }
  .hero { padding-top: 1.6rem; }
  .hero-card img { height: 220px; }
  .cart-table { display: block; overflow-x: auto; }
}