/* ============================================================
   鲜果送 — design tokens
   Editorial fresh-market direction: warm cream paper, ink black,
   forest green accent, terracotta secondary, golden highlight.
   ============================================================ */
:root {
  --bg:           oklch(97% 0.012 95);
  --bg-deep:      oklch(94% 0.018 90);
  --surface:      oklch(99% 0.005 95);
  --surface-2:    oklch(96% 0.012 90);
  --ink:          oklch(18% 0.015 95);
  --ink-soft:     oklch(35% 0.015 95);
  --muted:        oklch(55% 0.012 95);
  --border:       oklch(87% 0.012 95);
  --border-soft:  oklch(92% 0.010 95);

  --accent:       oklch(45% 0.13 145);       /* forest green */
  --accent-deep:  oklch(34% 0.12 145);
  --accent-warm:  oklch(58% 0.17 40);        /* terracotta */
  --accent-gold:  oklch(78% 0.13 85);        /* warm gold */
  --danger:       oklch(50% 0.20 25);
  --info:         oklch(55% 0.10 230);

  /* category tints */
  --peach-1:  oklch(92% 0.06 50);
  --peach-2:  oklch(82% 0.13 40);
  --sage-1:   oklch(92% 0.05 140);
  --sage-2:   oklch(76% 0.10 145);
  --amber-1:  oklch(93% 0.05 85);
  --amber-2:  oklch(78% 0.12 75);

  /* type */
  --font-zh-display: 'Noto Serif SC', 'Songti SC', serif;
  --font-zh-body:    'Noto Sans SC', 'PingFang SC', sans-serif;
  --font-en-display: 'Fraunces', 'Georgia', serif;
  --font-en-body:    'Inter', system-ui, sans-serif;

  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.375rem;
  --text-2xl:   1.75rem;
  --text-3xl:   2.25rem;
  --text-hero:  clamp(3rem, 1rem + 7vw, 7rem);

  /* spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.5rem;
  --space-6:  2rem;
  --space-7:  3rem;
  --space-8:  4rem;
  --space-section: clamp(3rem, 2rem + 4vw, 6rem);

  --radius-sm:  6px;
  --radius:     10px;
  --radius-lg:  16px;
  --radius-xl:  24px;

  --shadow-sm:  0 1px 2px oklch(20% 0.02 90 / 6%);
  --shadow:     0 8px 24px oklch(20% 0.02 90 / 8%);
  --shadow-lg:  0 24px 60px oklch(20% 0.02 90 / 14%);

  --duration:   220ms;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   Reset & base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-zh-body), var(--font-en-body);
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background-image:
    radial-gradient(1200px 600px at 10% -10%, oklch(95% 0.05 80 / 0.6), transparent 60%),
    radial-gradient(900px 500px at 110% 10%, oklch(94% 0.04 145 / 0.5), transparent 60%);
  background-attachment: fixed;
}

h1, h2, h3, h4 { font-family: var(--font-zh-display); font-weight: 700; letter-spacing: -0.01em; margin: 0; }
p { margin: 0; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* hide scrollbar in horizontal scrollers */
.scroll-x { scrollbar-width: none; }
.scroll-x::-webkit-scrollbar { display: none; }

/* ============================================================
   Layout
   ============================================================ */
.shell { min-height: 100vh; display: flex; flex-direction: column; }

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.section { padding-block: var(--space-section); }

/* ============================================================
   Header / nav
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 30;
  background: oklch(97% 0.012 95 / 0.86);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border-soft);
}

.site-header__inner {
  display: flex; align-items: center; gap: var(--space-6);
  padding-block: var(--space-3);
}

.brand { display: flex; align-items: baseline; gap: var(--space-2); }
.brand__logo {
  font-family: var(--font-zh-display);
  font-size: 1.6rem; font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--ink);
}
.brand__logo .dot { color: var(--accent-warm); }
.brand__tag {
  font-family: var(--font-en-display); font-style: italic;
  color: var(--muted); font-size: 0.85rem;
}

.nav { display: flex; gap: var(--space-5); margin-left: auto; }
.nav a {
  font-size: var(--text-sm); color: var(--ink-soft);
  padding-block: 4px; border-bottom: 1px solid transparent;
  transition: color var(--duration), border-color var(--duration);
}
.nav a:hover { color: var(--ink); border-bottom-color: var(--accent-warm); }
.nav a.is-active { color: var(--accent-deep); border-bottom-color: var(--accent); }

.icon-btn {
  position: relative;
  width: 40px; height: 40px;
  border-radius: 999px;
  display: grid; place-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform var(--duration) var(--ease-out-expo), box-shadow var(--duration);
}
.icon-btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.icon-btn .badge {
  position: absolute; top: -6px; right: -6px;
  min-width: 20px; height: 20px; padding: 0 6px;
  border-radius: 999px;
  background: var(--accent-warm); color: white;
  font-size: 11px; font-weight: 600;
  display: grid; place-items: center;
  font-family: var(--font-en-body);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding-top: var(--space-section);
  padding-bottom: var(--space-7);
  position: relative; overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-7);
  align-items: end;
}
@media (max-width: 880px) {
  .hero__grid { grid-template-columns: 1fr; }
}

.hero__eyebrow {
  display: inline-flex; gap: var(--space-2); align-items: center;
  font-family: var(--font-en-display); font-style: italic;
  color: var(--accent-deep); font-size: 0.95rem;
  margin-bottom: var(--space-4);
}
.hero__eyebrow::before {
  content: ''; width: 28px; height: 1px; background: var(--accent);
}

.hero__title {
  font-size: var(--text-hero);
  line-height: 0.95;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.hero__title em {
  font-family: var(--font-en-display);
  font-style: italic; font-weight: 400;
  color: var(--accent-deep);
  display: block;
  font-size: 0.42em;
  margin-top: var(--space-3);
  letter-spacing: -0.005em;
}

.hero__lede {
  margin-top: var(--space-5);
  max-width: 30ch;
  color: var(--ink-soft);
  font-size: var(--text-lg);
  line-height: 1.55;
}

.hero__meta {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}
.hero__meta div span {
  display: block; font-family: var(--font-en-body);
  font-size: 0.75rem; letter-spacing: 0.12em; color: var(--muted);
  text-transform: uppercase;
}
.hero__meta div strong {
  display: block; font-family: var(--font-zh-display);
  font-size: 1.35rem; color: var(--ink); margin-top: 4px;
}

.hero__cta {
  display: flex; gap: var(--space-3); margin-top: var(--space-6); flex-wrap: wrap;
}

/* hero visual — abstract produce composition */
.hero__visual {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, var(--peach-1), var(--amber-1) 60%, var(--sage-1));
  overflow: hidden;
  isolation: isolate;
  box-shadow: var(--shadow-lg);
}
.hero__visual img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero__visual::after {
  /* subtle warm overlay so the stamps stay readable on busy photos */
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, oklch(15% 0.02 90 / 0) 40%, oklch(15% 0.02 90 / 0.25) 100%);
  z-index: 1; pointer-events: none;
}
.hero__visual .visual-tag {
  position: absolute; left: var(--space-5); bottom: var(--space-5);
  font-family: var(--font-en-display); font-style: italic;
  color: oklch(20% 0.04 80);
  font-size: 1.05rem;
  background: oklch(98% 0.02 90 / 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 8px 14px; border-radius: 999px;
  z-index: 2;
}
.hero__visual .visual-stamp {
  position: absolute; top: var(--space-5); right: var(--space-5);
  width: 90px; height: 90px; border-radius: 50%;
  border: 1px solid oklch(20% 0.02 80 / 0.4);
  display: grid; place-items: center;
  font-family: var(--font-zh-display); font-weight: 700;
  color: oklch(20% 0.04 80);
  font-size: 0.95rem; line-height: 1.15; text-align: center;
  transform: rotate(-6deg);
  z-index: 2;
  background: oklch(96% 0.02 80 / 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: var(--text-sm); font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform var(--duration) var(--ease-out-expo), box-shadow var(--duration), background var(--duration), color var(--duration);
  border: 1px solid transparent;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary { background: var(--ink); color: var(--bg); }
.btn--primary:hover { background: var(--accent-deep); }

.btn--accent { background: var(--accent-warm); color: white; }
.btn--accent:hover { background: oklch(50% 0.18 35); }

.btn--ghost {
  background: transparent; color: var(--ink);
  border-color: var(--border);
}
.btn--ghost:hover { background: var(--surface); border-color: var(--ink-soft); }

.btn--block { width: 100%; justify-content: center; padding-block: 14px; }

.btn[disabled] { opacity: 0.4; cursor: not-allowed; pointer-events: none; }

/* ============================================================
   Section heads
   ============================================================ */
.section-head {
  display: flex; align-items: end; justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4); flex-wrap: wrap;
}
.section-head h2 {
  font-size: var(--text-3xl);
  letter-spacing: -0.02em;
}
.section-head h2 em {
  font-family: var(--font-en-display);
  font-style: italic; font-weight: 400;
  color: var(--muted); font-size: 0.55em;
  margin-left: 0.5em;
}
.section-head .lede { color: var(--ink-soft); max-width: 50ch; }

/* ============================================================
   Category cards (homepage)
   ============================================================ */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
@media (max-width: 720px) { .cat-grid { grid-template-columns: 1fr; } }

.cat-card {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex; flex-direction: column; justify-content: space-between;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--duration) var(--ease-out-expo), box-shadow var(--duration);
  isolation: isolate;
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.cat-card[data-accent="peach"]  { background: linear-gradient(150deg, var(--peach-1), var(--peach-2)); }
.cat-card[data-accent="sage"]   { background: linear-gradient(150deg, var(--sage-1),  var(--sage-2)); }
.cat-card[data-accent="amber"]  { background: linear-gradient(150deg, var(--amber-1), var(--amber-2)); }

.cat-card > img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
  transition: transform 600ms var(--ease-out-expo);
}
.cat-card:hover > img { transform: scale(1.04); }
.cat-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, oklch(15% 0.02 90 / 0.12) 0%, oklch(15% 0.02 90 / 0) 35%, oklch(15% 0.02 90 / 0.55) 100%);
  z-index: 1; pointer-events: none;
}
.cat-card__inner { position: relative; z-index: 2; }

.cat-card__num {
  font-family: var(--font-en-display); font-style: italic;
  color: oklch(98% 0 0 / 0.7); font-size: 1rem;
}
.cat-card h3 {
  font-size: 2.5rem; line-height: 1;
  color: oklch(98% 0 0);
  text-shadow: 0 1px 12px oklch(15% 0.02 90 / 0.35);
}
.cat-card h3 em {
  display: block;
  font-family: var(--font-en-display); font-style: italic;
  font-size: 1rem; font-weight: 400;
  color: oklch(95% 0.02 80 / 0.8);
  margin-top: 6px;
  text-shadow: 0 1px 8px oklch(15% 0.02 90 / 0.3);
}
.cat-card__count {
  font-size: var(--text-sm);
  color: oklch(95% 0.02 80 / 0.78);
  font-family: var(--font-en-body);
  text-shadow: 0 1px 8px oklch(15% 0.02 90 / 0.3);
}

/* ============================================================
   Catalogue page
   ============================================================ */
.catalogue-head {
  display: flex; align-items: end; justify-content: space-between;
  gap: var(--space-5); flex-wrap: wrap;
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-5);
}

.cat-tabs { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.cat-tab {
  padding: 8px 18px;
  border-radius: 999px;
  font-size: var(--text-sm);
  background: var(--surface); border: 1px solid var(--border);
  color: var(--ink-soft);
  transition: background var(--duration), color var(--duration), border-color var(--duration);
}
.cat-tab:hover { color: var(--ink); border-color: var(--ink-soft); }
.cat-tab.is-active {
  background: var(--ink); color: var(--bg); border-color: var(--ink);
}

.sort-control {
  display: flex; align-items: center; gap: var(--space-3);
  font-size: var(--text-sm); color: var(--ink-soft);
}
.sort-control label { font-family: var(--font-en-body); letter-spacing: 0.04em; }
.sort-control select {
  padding: 8px 32px 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%23333' stroke-width='1.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat; background-position: right 12px center;
  cursor: pointer;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-4);
}

.product-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform var(--duration) var(--ease-out-expo), box-shadow var(--duration), border-color var(--duration);
  position: relative;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--border); }

.product-card__visual {
  aspect-ratio: 5/4;
  display: grid; place-items: center;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  cursor: pointer;
}
.product-card__visual[data-accent="peach"]  { background: linear-gradient(145deg, var(--peach-1), var(--peach-2)); }
.product-card__visual[data-accent="sage"]   { background: linear-gradient(145deg, var(--sage-1),  var(--sage-2)); }
.product-card__visual[data-accent="amber"]  { background: linear-gradient(145deg, var(--amber-1), var(--amber-2)); }
.product-card__visual img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 600ms var(--ease-out-expo);
  z-index: 1;
}
.product-card:hover .product-card__visual img { transform: scale(1.05); }
.product-card__visual h3 {
  font-size: 2.1rem; line-height: 1.05;
  color: oklch(20% 0.03 80);
  text-align: center;
  padding: 0 var(--space-4);
  font-weight: 800;
  letter-spacing: -0.01em;
  position: absolute; inset: 0;
  display: grid; place-items: center;
  z-index: 0;
}

.product-card__name {
  font-family: var(--font-zh-display);
  font-size: 1.05rem; font-weight: 700;
  line-height: 1.2;
  color: var(--ink);
  margin: 2px 0 0;
}

.product-card__body {
  padding: var(--space-4);
  display: flex; flex-direction: column; gap: 10px;
}
.product-card__meta {
  display: flex; align-items: center; justify-content: space-between;
  font-size: var(--text-xs); color: var(--muted);
  font-family: var(--font-en-body);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.product-card__price {
  display: flex; align-items: baseline; gap: 4px;
  color: var(--ink);
}
.product-card__price strong {
  font-family: var(--font-en-display);
  font-size: 1.6rem; font-weight: 700;
  letter-spacing: -0.02em;
}
.product-card__price .unit { color: var(--muted); font-size: 0.9rem; }

.product-card__cta {
  display: flex; gap: 8px; margin-top: 4px;
}
.product-card__cta .btn { flex: 1; padding: 10px 16px; }

.stock-badge {
  position: absolute; top: var(--space-3); left: var(--space-3); z-index: 1;
  font-size: 0.7rem; letter-spacing: 0.1em;
  padding: 4px 10px; border-radius: 999px;
  font-family: var(--font-en-body); text-transform: uppercase;
}
.stock-badge--low { background: var(--accent-gold); color: oklch(20% 0.04 80); }
.stock-badge--out { background: var(--ink); color: var(--bg); }
.product-card.is-out .product-card__visual { opacity: 0.45; filter: grayscale(0.3); }
.product-card.is-out .btn--accent { background: var(--muted); pointer-events: none; opacity: 0.6; }

/* ============================================================
   Cart drawer
   ============================================================ */
.drawer-overlay {
  position: fixed; inset: 0;
  background: oklch(15% 0.02 90 / 0.45);
  opacity: 0; pointer-events: none;
  transition: opacity var(--duration);
  z-index: 40;
}
.drawer-overlay.is-open { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed; top: 0; right: 0; height: 100dvh; width: min(440px, 92vw);
  background: var(--bg);
  z-index: 50;
  transform: translateX(100%);
  transition: transform 380ms var(--ease-out-expo);
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg);
}
.drawer.is-open { transform: translateX(0); }

.drawer__head {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: var(--space-5);
  border-bottom: 1px solid var(--border);
}
.drawer__head h3 { font-size: var(--text-2xl); }
.drawer__head h3 em { font-family: var(--font-en-display); font-style: italic; color: var(--muted); font-size: 0.6em; margin-left: 8px; font-weight: 400; }
.drawer__close { font-size: 1.6rem; color: var(--muted); padding: 4px 8px; line-height: 1; }
.drawer__close:hover { color: var(--ink); }

.drawer__body { flex: 1; overflow-y: auto; padding: var(--space-5); }
.drawer__foot {
  padding: var(--space-5);
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.cart-empty {
  text-align: center; color: var(--muted); padding: var(--space-7) 0;
}
.cart-empty p:first-child {
  font-family: var(--font-zh-display); font-size: 1.4rem; color: var(--ink-soft);
  margin-bottom: 8px;
}

.cart-item {
  display: grid; grid-template-columns: 64px 1fr auto;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-soft);
  align-items: center;
}
.cart-item__swatch {
  width: 64px; height: 64px; border-radius: var(--radius);
  display: grid; place-items: center;
  font-family: var(--font-zh-display); font-weight: 700;
  font-size: 1.4rem; color: oklch(20% 0.03 80);
  position: relative; overflow: hidden;
}
.cart-item__swatch[data-accent="peach"]  { background: linear-gradient(140deg, var(--peach-1), var(--peach-2)); }
.cart-item__swatch[data-accent="sage"]   { background: linear-gradient(140deg, var(--sage-1),  var(--sage-2)); }
.cart-item__swatch[data-accent="amber"]  { background: linear-gradient(140deg, var(--amber-1), var(--amber-2)); }
.cart-item__swatch img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 1;
}
.cart-item__swatch .initial { position: relative; z-index: 0; }
.cart-item__name { font-weight: 600; font-size: var(--text-sm); }
.cart-item__meta { color: var(--muted); font-size: var(--text-xs); margin-top: 2px; font-family: var(--font-en-body); }
.cart-item__price { font-family: var(--font-en-display); font-size: 1.1rem; font-weight: 700; }
.cart-item__remove { display: block; color: var(--muted); font-size: 0.8rem; margin-top: 4px; }
.cart-item__remove:hover { color: var(--danger); }

.qty-stepper {
  display: inline-flex; align-items: center; gap: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  overflow: hidden;
}
.qty-stepper button { width: 32px; height: 32px; font-size: 1rem; color: var(--ink-soft); }
.qty-stepper button:hover { background: var(--bg-deep); color: var(--ink); }
.qty-stepper input {
  width: 56px; text-align: center;
  border: none; background: transparent;
  font-family: var(--font-en-display); font-weight: 600;
  font-size: 0.95rem;
}
.qty-stepper input:focus { outline: none; }

.cart-summary {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: var(--space-4);
  font-size: var(--text-sm); color: var(--ink-soft);
}
.cart-summary .row { display: flex; justify-content: space-between; }
.cart-summary .row.total { color: var(--ink); font-size: 1.1rem; font-weight: 600; padding-top: var(--space-3); border-top: 1px solid var(--border); margin-top: 6px; }
.cart-summary .row.total strong { font-family: var(--font-en-display); font-size: 1.5rem; letter-spacing: -0.02em; }

/* ============================================================
   Modal (product detail, dialogs)
   ============================================================ */
.modal-overlay {
  position: fixed; inset: 0;
  background: oklch(15% 0.02 90 / 0.55);
  opacity: 0; pointer-events: none;
  transition: opacity var(--duration);
  z-index: 60;
  display: grid; place-items: center;
  padding: var(--space-4);
}
.modal-overlay.is-open { opacity: 1; pointer-events: auto; }

.modal {
  background: var(--bg);
  border-radius: var(--radius-xl);
  width: min(720px, 100%);
  max-height: 90vh; overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg);
  transform: translateY(8px) scale(0.985);
  transition: transform 320ms var(--ease-out-expo);
}
.modal-overlay.is-open .modal { transform: none; }

.modal__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-soft);
}
.modal__head h3 { font-size: var(--text-xl); }
.modal__close { font-size: 1.5rem; color: var(--muted); }
.modal__body { padding: var(--space-5); overflow-y: auto; }

.product-detail { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-5); }
@media (max-width: 640px) { .product-detail { grid-template-columns: 1fr; } }
.product-detail__visual {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  display: grid; place-items: center;
  position: relative; overflow: hidden;
  isolation: isolate;
}
.product-detail__visual[data-accent="peach"] { background: linear-gradient(150deg, var(--peach-1), var(--peach-2)); }
.product-detail__visual[data-accent="sage"]  { background: linear-gradient(150deg, var(--sage-1),  var(--sage-2)); }
.product-detail__visual[data-accent="amber"] { background: linear-gradient(150deg, var(--amber-1), var(--amber-2)); }
.product-detail__visual h2 {
  font-size: 2.6rem; color: oklch(20% 0.03 80);
  text-align: center; padding: 0 var(--space-4);
  position: relative; z-index: 0;
}
.product-detail__visual img.pd-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 1;
}
.product-detail h2.title { font-size: var(--text-2xl); }
.product-detail .price-big {
  font-family: var(--font-en-display);
  font-size: 2.4rem; font-weight: 700;
  letter-spacing: -0.02em;
  margin: var(--space-3) 0;
}
.product-detail .price-big .unit { font-size: 1rem; color: var(--muted); margin-left: 6px; font-family: var(--font-zh-body); }
.product-detail dl {
  display: grid; grid-template-columns: auto 1fr;
  column-gap: var(--space-4); row-gap: 8px;
  font-size: var(--text-sm);
  margin: var(--space-4) 0;
  padding: var(--space-4) 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.product-detail dt { color: var(--muted); }
.product-detail dd { color: var(--ink); margin: 0; }

/* ============================================================
   Checkout
   ============================================================ */
.checkout-grid {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--space-7);
  align-items: start;
}
@media (max-width: 880px) { .checkout-grid { grid-template-columns: 1fr; } }

.field {
  display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-4);
}
.field label {
  font-size: var(--text-xs); color: var(--muted);
  font-family: var(--font-en-body); text-transform: uppercase; letter-spacing: 0.1em;
}
.field input, .field textarea, .field select {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  font-size: var(--text-base);
  transition: border-color var(--duration), box-shadow var(--duration);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px oklch(80% 0.1 145 / 0.4);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
@media (max-width: 540px) { .field-row { grid-template-columns: 1fr; } }

.pay-option {
  display: flex; gap: var(--space-4); align-items: flex-start;
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  cursor: pointer;
  transition: border-color var(--duration), background var(--duration);
  margin-bottom: var(--space-3);
}
.pay-option:hover { border-color: var(--ink-soft); }
.pay-option.is-selected { border-color: var(--accent); background: oklch(95% 0.05 145 / 0.4); }
.pay-option__radio {
  width: 20px; height: 20px; border-radius: 50%;
  border: 1.5px solid var(--border); flex-shrink: 0;
  display: grid; place-items: center;
  margin-top: 2px;
}
.pay-option.is-selected .pay-option__radio { border-color: var(--accent); }
.pay-option.is-selected .pay-option__radio::after {
  content: ''; width: 10px; height: 10px; border-radius: 50%; background: var(--accent);
}
.pay-option__body strong { display: block; font-size: var(--text-base); margin-bottom: 2px; }
.pay-option__body small { color: var(--ink-soft); font-size: var(--text-sm); }
.pay-option__tag {
  margin-left: auto;
  font-size: 0.7rem; padding: 2px 10px; border-radius: 999px;
  background: var(--accent-gold); color: oklch(20% 0.04 80);
  font-family: var(--font-en-body); letter-spacing: 0.08em; text-transform: uppercase;
  align-self: flex-start;
}

.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  position: sticky; top: 80px;
}
.summary-card h3 { font-size: var(--text-xl); margin-bottom: var(--space-3); }
.summary-line {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: var(--text-sm); color: var(--ink-soft);
  padding: 8px 0;
}
.summary-line.total { color: var(--ink); font-size: 1.1rem; font-weight: 600; padding-top: var(--space-3); border-top: 1px solid var(--border); margin-top: 8px; }
.summary-line.total strong { font-family: var(--font-en-display); font-size: 1.7rem; letter-spacing: -0.02em; }

/* ============================================================
   Toast / success
   ============================================================ */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: var(--bg);
  padding: 12px 22px; border-radius: 999px;
  font-size: var(--text-sm); font-weight: 500;
  box-shadow: var(--shadow);
  opacity: 0; pointer-events: none;
  transition: opacity var(--duration), transform var(--duration) var(--ease-out-expo);
  z-index: 100;
}
.toast.is-open { opacity: 1; transform: translateX(-50%) translateY(0); }

.success-screen {
  text-align: center; padding: var(--space-8) 0;
  max-width: 540px; margin: 0 auto;
}
.success-screen .check {
  width: 88px; height: 88px;
  border-radius: 50%;
  background: oklch(94% 0.08 145);
  display: grid; place-items: center;
  margin: 0 auto var(--space-5);
  color: var(--accent-deep);
}
.success-screen h2 { font-size: var(--text-3xl); margin-bottom: var(--space-3); }
.success-screen .order-code {
  font-family: var(--font-en-display); font-size: 1.4rem;
  color: var(--ink-soft); margin-bottom: var(--space-5);
}
.success-screen .note {
  background: oklch(97% 0.04 85);
  border: 1px solid oklch(85% 0.08 85);
  border-radius: var(--radius);
  padding: var(--space-4);
  text-align: left;
  color: var(--ink-soft);
  font-size: var(--text-sm);
  margin: var(--space-5) 0;
}
.success-screen .note strong { display: block; color: var(--ink); margin-bottom: 4px; font-family: var(--font-zh-display); }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  margin-top: auto;
  padding-block: var(--space-7);
  border-top: 1px solid var(--border);
  color: var(--ink-soft);
  font-size: var(--text-sm);
}
.site-footer .inner {
  display: flex; justify-content: space-between; gap: var(--space-5); flex-wrap: wrap;
}
.site-footer a:hover { color: var(--ink); }

/* ============================================================
   View switching (SPA)
   ============================================================ */
[data-view] { display: none; }
[data-view].is-active { display: block; }