/* 作用：欣宇衍公司官网样式（与对味暖色品牌对齐，部署至 www.xyyxxkj.cn） */

:root {
  --ink: #1a120c;
  --ink-soft: #4a3b30;
  --muted: #8a7668;
  --cream: #f7f2eb;
  --paper: #fffdfb;
  --primary: #c4956a;
  --primary-deep: #8b6342;
  --line: rgba(139, 99, 66, 0.14);
  --shadow: 0 18px 48px rgba(26, 18, 12, 0.1);
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui,
    sans-serif;
  --font-display: "Songti SC", "STSong", "Noto Serif SC", "SimSun", serif;
  --max: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background:
    radial-gradient(ellipse 70% 50% at 10% 0%, rgba(232, 201, 168, 0.45), transparent 55%),
    radial-gradient(ellipse 50% 40% at 90% 10%, rgba(196, 149, 106, 0.18), transparent 50%),
    var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-deep);
  text-decoration: none;
}

a:hover {
  color: var(--primary);
}

.corp-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(247, 242, 235, 0.86);
  border-bottom: 1px solid var(--line);
}

.corp-header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.corp-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  letter-spacing: 0.04em;
}

.corp-logo span {
  color: var(--primary-deep);
}

.corp-nav {
  display: flex;
  gap: 6px;
  align-items: center;
}

.corp-nav a {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.88rem;
  color: var(--ink-soft);
  font-weight: 500;
}

.corp-nav a:hover {
  background: rgba(196, 149, 106, 0.12);
  color: var(--primary-deep);
}

.corp-nav a.cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  color: #fff;
  box-shadow: 0 6px 18px rgba(196, 149, 106, 0.3);
}

.corp-nav a.cta:hover {
  color: #fff;
}

.corp-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 24px 64px;
  text-align: center;
}

.corp-hero-inner {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.corp-hero .eyebrow {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 253, 251, 0.7);
  font-size: 0.78rem;
  color: var(--primary-deep);
  letter-spacing: 0.1em;
  font-weight: 600;
}

.corp-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.25;
}

.corp-hero .lead {
  margin: 0 auto;
  max-width: 520px;
  color: var(--muted);
  font-size: 1.05rem;
}

.corp-section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px 72px;
}

.corp-section-head {
  margin-bottom: 28px;
}

.corp-section-head h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.55rem;
  letter-spacing: 0.04em;
}

.corp-section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.product-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
}

/* 近期仅展示对味：单卡居中 */
.product-grid--single {
  grid-template-columns: 1fr;
  max-width: 560px;
  margin: 0 auto;
}

.product-card {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 32px 28px;
  box-shadow: 0 10px 30px rgba(26, 18, 12, 0.04);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.product-card--duiwei {
  background:
    linear-gradient(145deg, rgba(232, 201, 168, 0.4), transparent 50%),
    var(--paper);
}

.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--card-accent, var(--primary)), transparent);
}

.product-card--duiwei {
  --card-accent: var(--primary);
}

.product-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
  background: rgba(196, 149, 106, 0.12);
}

.product-card--duiwei .product-icon img {
  width: 56px;
  height: 56px;
  border-radius: 16px;
}

.product-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

.product-card .desc {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 0.94rem;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(196, 149, 106, 0.14);
  color: var(--primary-deep);
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid rgba(196, 149, 106, 0.25);
}

.product-link:hover {
  background: rgba(196, 149, 106, 0.22);
}

.badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-soon {
  background: rgba(251, 191, 36, 0.16);
  color: #a16207;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
}

.about-card {
  border-radius: 24px;
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 28px;
  box-shadow: 0 10px 30px rgba(26, 18, 12, 0.04);
}

.about-card h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}

.about-card p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.94rem;
}

.about-card strong {
  color: var(--ink);
}

.about-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.about-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
  color: var(--muted);
}

.about-list li:last-child {
  border-bottom: none;
}

.about-list strong {
  color: var(--ink);
  display: block;
  margin-bottom: 2px;
}

.corp-footer {
  border-top: 1px solid var(--line);
  padding: 36px 24px 48px;
  text-align: center;
  background: rgba(255, 253, 251, 0.55);
}

.corp-footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.8;
}

.corp-footer a {
  color: var(--muted);
}

.corp-footer a:hover {
  color: var(--primary-deep);
}

@media (max-width: 800px) {
  .product-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .corp-hero {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .corp-nav .hide-mobile {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-card {
    transition: none;
  }
}