:root {
  --green-900: #16281e;
  --green-800: #1f3a2b;
  --green-700: #2c4f3a;
  --green-100: #e4ede4;
  --cream: #f7f4ec;
  --cream-2: #efe9db;
  --ink: #2c2c26;
  --ink-2: #6b6b60;
  --gold: #a8763e;
  --gold-2: #8a5f2e;
  --serif: "Noto Serif SC", "Source Han Serif SC", "STZhongsong", "SimSun", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.75;
  font-size: 16px;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 236, 0.94);
  border-bottom: 1px solid rgba(44, 44, 38, 0.08);
  backdrop-filter: blur(8px);
}
.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--green-800);
  letter-spacing: 2px;
  white-space: nowrap;
}
.brand small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--ink-2);
  letter-spacing: 4px;
}
.nav-links { display: flex; gap: 26px; font-size: 15px; }
.nav-links a { color: var(--ink); transition: color 0.2s; }
.nav-links a:hover { color: var(--gold); }
.nav-cta {
  background: var(--green-800);
  color: #fff;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--green-700); color: #fff; }

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: var(--green-900) url("../img/hero.jpg") center/cover no-repeat;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(22, 40, 30, 0.88) 0%, rgba(22, 40, 30, 0.55) 55%, rgba(22, 40, 30, 0.25) 100%);
}
.hero-inner {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 120px 24px;
  color: #f5f2e8;
  width: 100%;
}
.hero-kicker {
  font-size: 14px;
  letter-spacing: 6px;
  color: #d8c9a5;
  margin-bottom: 22px;
}
.hero h1 {
  font-family: var(--serif);
  font-size: 52px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 4px;
  margin-bottom: 18px;
}
.hero h1 span { color: #e5c98f; }
.hero p {
  max-width: 560px;
  font-size: 17px;
  color: rgba(245, 242, 232, 0.85);
  margin-bottom: 38px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 13px 34px;
  border-radius: 999px;
  font-size: 15px;
  letter-spacing: 2px;
  transition: all 0.2s;
}
.btn-solid { background: var(--gold); color: #fff; }
.btn-solid:hover { background: var(--gold-2); }
.btn-ghost { border: 1px solid rgba(245, 242, 232, 0.55); color: #f5f2e8; }
.btn-ghost:hover { border-color: #f5f2e8; background: rgba(255, 255, 255, 0.08); }

/* ---------- 数字条 ---------- */
.stats {
  background: var(--green-800);
  color: #e9e4d3;
}
.stats-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 34px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat b {
  display: block;
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 700;
  color: #e5c98f;
}
.stat span { font-size: 13px; letter-spacing: 2px; opacity: 0.8; }

/* ---------- 通用区块 ---------- */
.section { padding: 88px 24px; }
.section-alt { background: #fff; }
.wrap { max-width: 1120px; margin: 0 auto; }
.sec-head { text-align: center; margin-bottom: 52px; }
.sec-head .kicker {
  font-size: 13px;
  letter-spacing: 5px;
  color: var(--gold);
  margin-bottom: 10px;
}
.sec-head h2 {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--green-800);
}
.sec-head p { color: var(--ink-2); margin-top: 12px; max-width: 640px; margin-left: auto; margin-right: auto; }

/* ---------- 关于 ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-text h3 {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--green-800);
  margin: 20px 0 14px;
}
.about-text p { color: var(--ink-2); margin-bottom: 12px; }
.about-img { position: relative; }
.about-img img { border-radius: 14px; width: 100%; }
.about-img figcaption {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(22, 40, 30, 0.78);
  color: #f5f2e8;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 8px;
  letter-spacing: 2px;
}

/* ---------- 产品 ---------- */
.series { margin-bottom: 64px; }
.series:last-child { margin-bottom: 0; }
.series-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(44, 44, 38, 0.1);
  padding-bottom: 14px;
}
.series-head .no {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--gold);
  letter-spacing: 2px;
}
.series-head h3 {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--green-800);
  letter-spacing: 2px;
}
.series-head .en { margin-left: auto; font-size: 13px; color: var(--ink-2); letter-spacing: 1px; }
.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.card {
  background: #fff;
  border: 1px solid rgba(44, 44, 38, 0.08);
  border-radius: 14px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
.section-alt .card { background: var(--cream); }
.card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(22, 40, 30, 0.12); }
.card img { width: 100%; height: 210px; object-fit: cover; }
.card-body { padding: 18px 18px 20px; }
.card-body h4 {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  letter-spacing: 1px;
}
.card-body .spec { font-size: 13px; color: var(--ink-2); margin: 6px 0 10px; }
.card-body .feel { font-size: 14px; color: var(--green-700); margin-bottom: 10px; }
.card-body .ingr { font-size: 12px; color: var(--ink-2); line-height: 1.6; }
.card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(44, 44, 38, 0.15);
}
.price { font-family: var(--serif); color: var(--gold-2); font-size: 17px; font-weight: 700; }
.price small { font-size: 12px; font-weight: 400; color: var(--ink-2); }
.code { font-size: 11px; color: #a9a89e; }
.card-blank {
  background: linear-gradient(160deg, var(--green-800), var(--green-700));
  border-radius: 14px;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 26px 20px;
  color: #f5f2e8;
}
.card-blank .zi {
  font-family: var(--serif);
  font-size: 42px;
  font-weight: 700;
  color: #e5c98f;
  margin-bottom: 10px;
}
.card-blank h4 { font-family: var(--serif); font-size: 18px; letter-spacing: 1px; }
.card-blank .spec { font-size: 13px; opacity: 0.8; margin: 6px 0 10px; }
.card-blank .price { color: #e5c98f; }
.card-blank .price small { color: rgba(245, 242, 232, 0.7); }
.series-banner {
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  margin-bottom: 22px;
}
.series-banner img { width: 100%; height: 300px; object-fit: cover; }
.series-banner .cap {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(22, 40, 30, 0.75), rgba(22, 40, 30, 0.15));
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 40px;
  color: #f5f2e8;
}
.series-banner .cap b { font-family: var(--serif); font-size: 26px; letter-spacing: 3px; margin-bottom: 8px; }
.series-banner .cap span { font-size: 14px; opacity: 0.88; max-width: 520px; }

/* ---------- 非遗 ---------- */
.heritage {
  background: var(--green-900) url("../img/mountain.jpg") center/cover no-repeat;
  position: relative;
  color: #f5f2e8;
}
.heritage::before { content: ""; position: absolute; inset: 0; background: rgba(15, 27, 20, 0.86); }
.heritage .wrap { position: relative; }
.heritage .sec-head h2 { color: #f5f2e8; }
.heritage .sec-head .kicker { color: #e5c98f; }
.heritage .sec-head p { color: rgba(245, 242, 232, 0.78); }
.tag-line {
  text-align: center;
  margin-bottom: 44px;
}
.tag-line span {
  display: inline-block;
  border: 1px solid rgba(229, 201, 143, 0.6);
  color: #e5c98f;
  font-size: 14px;
  letter-spacing: 3px;
  padding: 8px 22px;
  border-radius: 999px;
}
.timeline { max-width: 760px; margin: 0 auto 56px; }
.tl-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px dashed rgba(245, 242, 232, 0.2);
}
.tl-item:last-child { border-bottom: none; }
.tl-item .year {
  font-family: var(--serif);
  font-size: 22px;
  color: #e5c98f;
  font-weight: 700;
}
.tl-item h4 { font-size: 17px; letter-spacing: 1px; margin-bottom: 6px; }
.tl-item p { font-size: 14px; color: rgba(245, 242, 232, 0.75); }
.craft-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.craft-grid figure { position: relative; border-radius: 12px; overflow: hidden; }
.craft-grid img { width: 100%; height: 230px; object-fit: cover; }
.craft-grid figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: linear-gradient(transparent, rgba(15, 27, 20, 0.9));
  padding: 34px 14px 12px;
  font-size: 14px;
  letter-spacing: 2px;
}
.steps {
  text-align: center;
  margin: 40px auto 0;
  max-width: 860px;
  font-size: 15px;
  letter-spacing: 2px;
  color: rgba(245, 242, 232, 0.85);
}
.steps b { color: #e5c98f; font-weight: 500; }

/* ---------- 故事 ---------- */
.story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.story-card {
  background: var(--cream);
  border: 1px solid rgba(44, 44, 38, 0.08);
  border-radius: 14px;
  padding: 36px 32px;
}
.section-alt .story-card { background: var(--cream); }
.story-card .zi {
  font-family: var(--serif);
  font-size: 30px;
  color: var(--gold-2);
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 14px;
}
.story-card p { color: var(--ink-2); font-size: 15px; }
.story-card p + p { margin-top: 10px; }
.story-note {
  margin-top: 18px;
  font-size: 13px;
  color: var(--green-700);
  border-top: 1px dashed rgba(44, 44, 38, 0.15);
  padding-top: 14px;
}

/* ---------- 资质 ---------- */
.quals { display: grid; grid-template-columns: 1fr 1.2fr; gap: 44px; align-items: center; }
.quals img { border-radius: 12px; border: 1px solid rgba(44, 44, 38, 0.1); }
.quals h3 { font-family: var(--serif); font-size: 22px; color: var(--green-800); margin-bottom: 14px; }
.quals li {
  list-style: none;
  padding: 12px 0 12px 26px;
  position: relative;
  color: var(--ink-2);
  border-bottom: 1px dashed rgba(44, 44, 38, 0.12);
  font-size: 15px;
}
.quals li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 22px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
}
.quals li b { color: var(--ink); font-weight: 500; }

/* ---------- 联系 ---------- */
.contact { background: var(--green-800); color: #e9e4d3; }
.contact .sec-head h2 { color: #f5f2e8; }
.contact .sec-head .kicker { color: #e5c98f; }
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  max-width: 980px;
  margin: 0 auto;
}
.contact-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(245, 242, 232, 0.14);
  border-radius: 14px;
  padding: 30px 26px;
  text-align: center;
}
.contact-card .zi {
  font-family: var(--serif);
  font-size: 22px;
  color: #e5c98f;
  margin-bottom: 12px;
  letter-spacing: 2px;
}
.contact-card p { font-size: 15px; color: rgba(245, 242, 232, 0.88); word-break: break-all; }
.contact-card small { display: block; margin-top: 6px; font-size: 12px; color: rgba(245, 242, 232, 0.55); }
.contact-tip {
  text-align: center;
  margin-top: 34px;
  font-size: 14px;
  color: rgba(245, 242, 232, 0.7);
  letter-spacing: 1px;
}

/* ---------- 页脚 ---------- */
.footer {
  background: var(--green-900);
  color: rgba(245, 242, 232, 0.55);
  font-size: 13px;
  text-align: center;
  padding: 30px 24px 34px;
  line-height: 2;
}
.footer .fine { font-size: 12px; color: rgba(245, 242, 232, 0.38); max-width: 760px; margin: 0 auto; }
.footer .fine a { color: rgba(245, 242, 232, 0.52); text-decoration: none; border-bottom: 1px solid rgba(245, 242, 232, 0.18); }
.footer .fine a:hover { color: rgba(245, 242, 232, 0.8); border-bottom-color: rgba(245, 242, 232, 0.45); }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .craft-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .story-grid, .quals { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 38px; }
}
@media (max-width: 600px) {
  .nav-links { display: none; }
  .grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .tl-item { grid-template-columns: 84px 1fr; gap: 14px; }
  .hero h1 { font-size: 30px; letter-spacing: 2px; }
  .section { padding: 64px 18px; }
}