/* Tezz Kitchen — 品牌展示站样式 */
:root {
  --green: #2f7d32;
  --green-dark: #1f5c22;
  --ink: #1b1f23;
  --ink-soft: #4a4f55;
  --muted: #8a8f96;
  --bg: #ffffff;
  --bg-soft: #faf9f7;
  --line: #e8e6e1;
  --radius: 12px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* 顶栏 */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo { font-size: 22px; font-weight: 800; letter-spacing: .3px; color: var(--green-dark); }
.logo small { font-weight: 600; color: var(--muted); font-size: 13px; margin-left: 6px; }
.main-nav { display: flex; gap: 26px; }
.main-nav a { font-size: 15px; color: var(--ink-soft); font-weight: 500; }
.main-nav a:hover { color: var(--green); }
.nav-toggle { display: none; background: none; border: 0; font-size: 24px; cursor: pointer; color: var(--ink); line-height: 1; padding: 4px; }

/* 首屏横幅 */
.hero { position: relative; overflow: hidden; }
.hero img { width: 100%; height: auto; display: block; }
.hero-caption {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; gap: 14px;
}
.hero-caption h1 { font-size: clamp(26px, 5vw, 52px); font-weight: 800; color: #fff; text-shadow: 0 2px 14px rgba(0,0,0,.35); }
.hero-caption p { font-size: clamp(14px, 2vw, 18px); color: #f2f6f2; text-shadow: 0 1px 8px rgba(0,0,0,.4); }
.btn {
  display: inline-block; padding: 12px 30px; border-radius: 999px;
  background: var(--ink); color: #fff; font-weight: 600; font-size: 15px;
  transition: background .2s, transform .2s;
  border: 0; cursor: pointer;
}
.btn:hover { background: var(--green); transform: translateY(-1px); }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: #eef3ee; }

/* 商品区块 */
.section { padding: 64px 0; }
.section-head { text-align: center; margin-bottom: 36px; }
.section-head h2 { font-size: 28px; font-weight: 700; }
.section-head .link { display: inline-block; margin-top: 10px; color: var(--green); font-weight: 600; border-bottom: 2px solid transparent; }
.section-head .link:hover { border-bottom-color: var(--green); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 28px 20px; }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: box-shadow .2s, transform .2s; }
.card:hover { box-shadow: 0 10px 30px rgba(0,0,0,.08); transform: translateY(-3px); }
.card-media { aspect-ratio: 1; overflow: hidden; background: #f7f6f3; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.card:hover .card-media img { transform: scale(1.03); }
.card-body { padding: 14px 16px 18px; }
.card-title { font-size: 15px; font-weight: 600; line-height: 1.45; color: var(--ink); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.9em; }
.card-price { margin-top: 8px; font-size: 16px; font-weight: 700; color: var(--green-dark); }

/* 商品详情 */
.breadcrumb { font-size: 13px; color: var(--muted); padding: 18px 0 0; }
.breadcrumb a:hover { color: var(--green); }
.product { display: grid; grid-template-columns: 1.05fr 1fr; gap: 46px; padding: 24px 0 64px; }
.gallery-main { aspect-ratio: 1; border-radius: var(--radius); overflow: hidden; background: #f7f6f3; }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.thumb { width: 74px; height: 74px; border-radius: 8px; overflow: hidden; border: 2px solid var(--line); cursor: pointer; background: #f7f6f3; padding: 0; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb.active { border-color: var(--green); }
.p-info h1 { font-size: clamp(22px, 3vw, 30px); font-weight: 700; line-height: 1.3; }
.p-vendor { margin-top: 6px; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--muted); }
.p-price { margin: 18px 0 4px; font-size: 28px; font-weight: 800; color: var(--green-dark); }
.p-price .currency { font-size: 18px; }
.p-sku { font-size: 13px; color: var(--muted); margin-bottom: 18px; }
.p-actions { display: flex; gap: 12px; margin: 20px 0 26px; flex-wrap: wrap; }
.p-desc { border-top: 1px solid var(--line); padding-top: 22px; }
.p-desc h2 { font-size: 17px; margin-bottom: 14px; }
.p-desc ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.p-desc li { padding-left: 22px; position: relative; font-size: 15px; color: var(--ink-soft); }
.p-desc li::before { content: "✓"; position: absolute; left: 0; top: 1px; color: var(--green); font-weight: 700; }
.p-desc li b, .p-desc li strong { color: var(--ink); }

/* Toast */
.toast {
  position: fixed; left: 50%; bottom: 32px; transform: translateX(-50%) translateY(80px);
  background: var(--ink); color: #fff; padding: 14px 24px; border-radius: 10px;
  font-size: 14px; box-shadow: 0 8px 30px rgba(0,0,0,.25);
  opacity: 0; transition: transform .3s, opacity .3s; z-index: 99; max-width: 92vw; text-align: center;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* 联系页 */
.page { padding: 40px 0 72px; }
.page h1 { font-size: 30px; margin-bottom: 10px; }
.page .intro { color: var(--ink-soft); max-width: 640px; margin-bottom: 30px; }
.contact-box { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.contact-info { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.contact-info h3 { margin-bottom: 8px; font-size: 17px; }
.contact-info p { font-size: 14px; color: var(--ink-soft); margin-bottom: 12px; }
.contact-info a { color: var(--green); font-weight: 600; }
.form { display: flex; flex-direction: column; gap: 14px; }
.form input, .form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 15px; font-family: inherit; background: #fff;
}
.form input:focus, .form textarea:focus { outline: 2px solid rgba(47,125,50,.35); border-color: var(--green); }

/* 政策页 */
.policy { max-width: 780px; }
.policy h2 { font-size: 20px; margin: 26px 0 10px; }
.policy p { font-size: 15px; color: var(--ink-soft); margin-bottom: 12px; }
.policy ul { margin: 0 0 14px 20px; font-size: 15px; color: var(--ink-soft); }

/* 页脚 */
.site-footer { background: var(--bg-soft); border-top: 1px solid var(--line); padding: 44px 0 28px; margin-top: 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
.footer-grid h4 { font-size: 14px; margin-bottom: 12px; letter-spacing: .5px; text-transform: uppercase; color: var(--ink); }
.footer-grid ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-grid li a { font-size: 14px; color: var(--ink-soft); }
.footer-grid li a:hover { color: var(--green); }
.footer-brand p { font-size: 14px; color: var(--ink-soft); margin-top: 10px; max-width: 280px; }
.footer-bottom { text-align: center; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); margin-top: 34px; padding-top: 18px; }

/* 移动端 */
@media (max-width: 900px) {
  .product { grid-template-columns: 1fr; gap: 24px; }
  .contact-box { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-toggle { display: block; }
  .main-nav {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    flex-direction: column; padding: 12px 20px 18px; gap: 14px;
  }
  .main-nav.open { display: flex; }
}
@media (max-width: 520px) {
  .grid { grid-template-columns: repeat(2, 1fr); gap: 14px 10px; }
  .section { padding: 44px 0; }
  .thumb { width: 58px; height: 58px; }
}