:root {
  --bg: #f5e7d0;
  --bg-strong: #efc983;
  --ink: #2b170d;
  --muted: #6e4a2d;
  --line: rgba(60, 33, 17, 0.12);
  --card: rgba(255, 250, 242, 0.82);
  --accent: #a42f17;
  --accent-2: #d56a25;
  --green: #789f51;
  --blue: #4f66b9;
  --shadow: 0 24px 60px rgba(74, 34, 11, 0.16);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: "Microsoft YaHei UI", "PingFang SC", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255,255,255,0.8), transparent 26%),
    radial-gradient(circle at right 20%, rgba(172, 74, 29, 0.16), transparent 24%),
    linear-gradient(180deg, #f8ebd7 0%, #efcf9f 44%, #faf6ee 100%);
}
img { display: block; max-width: 100%; }
a { color: inherit; }

.site-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 56px;
}
.site-shell--narrow { width: min(980px, calc(100% - 32px)); }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand__badge {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #fff8f0;
  background: linear-gradient(135deg, #7e2c18, #ca5f2d);
  font-weight: 700;
  font-size: 24px;
}
.brand__name {
  font-family: "STZhongsong", "Noto Serif SC", serif;
  font-size: 28px;
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}
.site-nav a {
  text-decoration: none;
  color: var(--ink);
}
.nav-cta {
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(36, 19, 10, 0.9);
  color: #fff8f0 !important;
}

.hero {
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  gap: 28px;
  align-items: center;
  padding: 20px 0 38px;
}
.hero__copy h1,
.section__head h2,
.page-title,
.sku-card__body h3,
.feature-card h3,
.flavor-card h3,
.promo-card h2,
.partner-card h3,
.timeline-row h3 {
  margin: 0;
  font-family: "STZhongsong", "Noto Serif SC", serif;
}
.hero__copy h1 {
  font-size: clamp(40px, 5.8vw, 72px);
  line-height: 1.02;
}
.hero__copy h1 span { display: block; }
.hero__summary {
  margin: 22px 0 0;
  max-width: 560px;
  font-size: 18px;
  line-height: 1.8;
  color: rgba(43,23,13,0.82);
}
.kicker {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
}
.button--primary {
  color: #fff8f0;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 14px 30px rgba(164,47,23,0.22);
}
.button--ghost {
  border: 1px solid rgba(36, 19, 10, 0.18);
  background: rgba(255,255,255,0.52);
}
.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
}
.pill-list li {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,248,239,0.76);
  border: 1px solid rgba(90,45,21,0.14);
}

.hero__visual {
  position: relative;
  min-height: 680px;
}
.float-card {
  position: absolute;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,255,255,0.68);
  box-shadow: var(--shadow);
  background: rgba(255,248,239,0.76);
}
.float-card img { width: 100%; height: 100%; }
.float-card--main {
  inset: 18px 120px 170px 20px;
}
.float-card--main img {
  object-fit: contain;
  padding: 16px;
  background: linear-gradient(180deg, rgba(255,255,255,0.72), rgba(255,244,230,0.88));
}
.float-card--top {
  width: 240px;
  height: 240px;
  right: 0;
  top: 74px;
}
.float-card--top img { object-fit: cover; }
.float-card--bottom {
  width: 290px;
  height: 220px;
  right: 24px;
  bottom: 34px;
}
.float-card--bottom img { object-fit: cover; object-position: center 35%; }

.section { padding: 42px 0; }
.section__head { margin-bottom: 20px; }
.section__head h2, .page-title {
  font-size: clamp(30px, 3.6vw, 52px);
  line-height: 1.14;
  max-width: 14ch;
}

.feature-grid,
.partner-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.feature-card,
.sku-card,
.promo-card,
.media-card,
.product-card,
.partner-card,
.contact-panel,
.text-card,
.timeline-row {
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
}
.feature-card {
  padding: 24px;
  border-radius: var(--radius-lg);
}
.feature-card span {
  display: inline-flex;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 16px;
}
.feature-card p { margin: 10px 0 0; line-height: 1.8; }

.sku-layout,
.promo-grid,
.story-columns,
.contact-panel {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 18px;
}
.sku-card {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 18px;
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.sku-card img {
  width: 100%;
  height: 100%;
  min-height: 380px;
  object-fit: contain;
  background: linear-gradient(180deg, rgba(255,245,231,0.92), rgba(246,229,199,0.78));
}
.sku-card__body {
  padding: 28px 28px 28px 0;
}
.sku-card__eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-weight: 700;
}
.sku-card__body p, .sku-card__body li,
.promo-card p, .partner-card p, .text-card p, .timeline-row p {
  line-height: 1.8;
}
.sku-card__body ul {
  margin: 18px 0 0;
  padding-left: 20px;
}

.flavor-grid {
  display: grid;
  gap: 16px;
}
.flavor-card {
  min-height: 118px;
  padding: 22px;
  border-radius: var(--radius-lg);
  color: #fff8f0;
  display: flex;
  flex-direction: column;
  justify-content: end;
  box-shadow: var(--shadow);
}
.flavor-card p { margin: 8px 0 0; line-height: 1.7; }
.flavor-card--pepper { background: linear-gradient(135deg, #5a3724, #8e4c22); }
.flavor-card--lime { color: var(--ink); background: linear-gradient(135deg, #d6e8a0, #8eb970); }
.flavor-card--original { background: linear-gradient(135deg, #3f55a5, #697fd8); }
.flavor-card--mustard { background: linear-gradient(135deg, #335d3d, #4e8b61); }

.gallery-grid--products {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.product-card {
  overflow: hidden;
  border-radius: 28px;
}
.product-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: linear-gradient(180deg, rgba(255,245,231,0.92), rgba(246,229,199,0.78));
  padding: 12px;
}
.product-card figcaption {
  padding: 16px 18px 18px;
}
.product-card strong,
.product-card span { display: block; }
.product-card strong { margin-bottom: 6px; }
.product-card span { color: var(--muted); line-height: 1.7; }

.promo-grid--reverse { grid-template-columns: 0.92fr 1.08fr; }
.promo-card, .media-card, .text-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.promo-card, .text-card {
  padding: 30px;
}
.media-card img, .text-card--media img, .qr-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.text-card blockquote {
  margin: 22px 0 0;
  font-family: "STZhongsong", "Noto Serif SC", serif;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.4;
}
.timeline-list { display: grid; gap: 14px; margin-top: 20px; }
.timeline-row {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius-xl);
}
.timeline-row span {
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  color: #fff8f0;
  background: linear-gradient(135deg, #7b2d13, #d36d2a);
  font-weight: 700;
}

.partner-card {
  min-height: 180px;
  padding: 24px;
  border-radius: var(--radius-lg);
}

.contact-panel {
  padding: 30px;
  border-radius: var(--radius-xl);
  align-items: center;
}
.contact-panel--single {
  margin-top: 28px;
}
.qr-card {
  border-radius: 28px;
  overflow: hidden;
  background: rgba(255,255,255,0.65);
  padding: 20px;
}

.mobile-page {
  background: linear-gradient(180deg, #f5e4c8 0%, #fffaf2 100%);
}
.mobile-shell {
  width: min(100%, 560px);
  margin: 0 auto;
  padding: 16px 14px 120px;
}
.mobile-back {
  display: inline-block;
  margin-bottom: 12px;
  text-decoration: none;
}
.mobile-hero,
.mobile-section {
  background: rgba(255,250,242,0.88);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 14px;
}
.mobile-hero h1 {
  margin: 0;
  font-family: "STZhongsong", "Noto Serif SC", serif;
  font-size: 38px;
  line-height: 1.12;
}
.mobile-list {
  margin: 12px 0 0;
  padding-left: 20px;
  line-height: 1.9;
}
.mobile-gallery {
  display: grid;
  gap: 10px;
}
.mobile-gallery img,
.mobile-section img {
  width: 100%;
  border-radius: 18px;
}
.mobile-sticky-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
}
.mobile-qr { max-width: 320px; margin: 12px auto 0; }

@media (max-width: 980px) {
  .hero,
  .sku-layout,
  .promo-grid,
  .story-columns,
  .contact-panel,
  .feature-grid,
  .partner-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid--products {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .sku-card {
    grid-template-columns: 1fr;
  }
  .sku-card__body {
    padding: 0 24px 24px;
  }
  .hero__visual { min-height: 760px; }
  .float-card--main { inset: 0 0 300px; }
  .float-card--top { left: 12px; right: auto; top: auto; bottom: 28px; }
  .float-card--bottom { right: 12px; bottom: 56px; }
}

@media (max-width: 640px) {
  .site-shell,
  .site-shell--narrow { width: min(100% - 20px, 1000px); }
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }
  .site-nav {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
  }
  .hero__summary { font-size: 16px; }
  .hero__visual { min-height: 540px; }
  .float-card--main { inset: 0 0 200px; }
  .float-card--top { width: 160px; height: 160px; }
  .float-card--bottom { width: 180px; height: 140px; }
  .gallery-grid--products { grid-template-columns: 1fr; }
  .feature-card,
  .promo-card,
  .text-card,
  .timeline-row,
  .contact-panel,
  .partner-card,
  .mobile-hero,
  .mobile-section { padding: 20px; }
  .mobile-hero h1 { font-size: 32px; }
}