/* ============================================================
   茂宠宠物官网 — 全局样式（依据《视觉设计规范 V1.0》）
   框架色：茂宠青 Teal #26A69A / 深炭灰 #3A3F45 / 墨灰 #2B2F33
   品牌色仅在对应品牌区域生效
   ============================================================ */

:root {
  /* 公司级框架色 */
  --teal: #26A69A;
  --teal-dark: #178A7F;
  --teal-soft: #E6F4F2;
  --charcoal: #3A3F45;
  --ink: #2B2F33;
  --white: #FFFFFF;
  --gray-bg: #F5F6F7;
  --gray-mid: #9AA0A6;
  --line: #ECEFF0;

  /* 品牌专属色（仅品牌区使用） */
  --tunxiang-red: #C8102E;
  --tunxiang-green: #5A8F6A;
  --tunxiang-cream: #F5F1E6;
  --tunxiang-pink: #D43A6B;

  --ball-orange: #F4883D;
  --ball-cream: #FFF7EC;
  --ball-pink: #F9C9B8;
  --ball-brown: #5B4432;

  --zhixuan-navy: #1E3A5F;
  --zhixuan-red: #8E1F2F;
  --zhixuan-orange: #F07B3F;

  --vom-gold: #C9A063;
  --vom-navy: #1F2A44;

  --kb-maroon: #8B1A2B;
  --kb-gold: #D4AF37;

  /* 排版 */
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Microsoft YaHei UI", sans-serif;
  --font-en: "Montserrat", "Segoe UI", Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;

  /* 圆角与阴影 */
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.10);

  /* 间距 */
  --section-gap: 72px;
  --container: 1200px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

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

img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal-dark); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--teal); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 15px; }

h1, h2, h3, h4 { line-height: 1.3; color: var(--charcoal); font-weight: 700; }
h1 { font-size: 32px; }
h2 { font-size: 26px; }
h3 { font-size: 19px; font-weight: 600; }

/* ---------- 布局容器 ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

.section { padding: var(--section-gap) 0; }
.section-alt { background: var(--gray-bg); }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.section-head h2 { margin-bottom: 10px; }
.section-head p { color: var(--gray-mid); font-size: 15px; }

.section-more { text-align: center; margin-top: 32px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  padding: 10px 26px;
  border-radius: var(--radius-sm);
  background: var(--teal);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border: none;
  transition: background 0.2s ease, transform 0.2s ease;
}
.btn:hover { background: var(--teal-dark); color: #fff; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--teal-dark);
  border: 1.5px solid var(--teal);
}
.btn-outline:hover { background: var(--teal); color: #fff; }
.btn-lg { padding: 13px 34px; font-size: 16px; }

/* ---------- 标签与徽章 ---------- */
.tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
  background: var(--gray-bg);
  color: var(--charcoal);
  border: 1px solid var(--line);
}
.tag-teal { background: var(--teal-soft); color: var(--teal-dark); border-color: transparent; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 16px;
}

.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon {
  width: 42px; height: 42px;
  border-radius: 50%;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.brand-icon img { width: 42px; height: 42px; display: block; }
.brand-text {
  font-size: 22px; font-weight: 800; color: var(--charcoal); letter-spacing: 2px;
  line-height: 1.1;
}
.brand-text small {
  display: block;
  font-family: var(--font-en);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--teal);
  text-transform: uppercase;
}

.main-nav ul { display: flex; gap: 4px; }
.main-nav a {
  display: block;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--charcoal);
  font-size: 15px;
  font-weight: 500;
}
.main-nav a:hover { color: var(--teal); background: var(--teal-soft); }
.main-nav a.active { color: var(--teal-dark); font-weight: 700; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 20px;
  color: var(--charcoal);
}

/* ---------- Hero（首页主视觉） ---------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--teal-soft) 0%, #fff 55%, #fff 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../images/hero-bg.jpg");
  background-size: cover;
  background-position: center 30%;
  opacity: 0.10;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  padding: 88px 0 72px;
  text-align: center;
}
.hero-kicker {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--teal-dark);
  margin-bottom: 18px;
}
.hero h1 {
  font-size: 36px;
  max-width: 780px;
  margin: 0 auto 16px;
}
.hero h1 em { font-style: normal; color: var(--teal-dark); }
.hero-sub {
  max-width: 640px;
  margin: 0 auto 10px;
  font-size: 16px;
  color: #5a626a;
}
.hero-cta { margin-top: 30px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.hero-products {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.hero-product {
  background: #fff;
  border-radius: var(--radius);
  padding: 12px 12px 14px;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.hero-product:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.hero-product img { border-radius: 10px; width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.hero-product .hp-name {
  margin-top: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--charcoal);
  text-align: center;
}
.hero-product .hp-tag { text-align: center; margin-top: 4px; }

/* ---------- 品牌墙 ---------- */
.brand-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.brand-card {
  background: #fff;
  border-radius: var(--radius);
  border: 2px solid var(--line);
  padding: 26px 18px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.brand-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

.brand-card .logo-box {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}
.brand-card .logo-box img, .brand-card .logo-box svg {
  height: auto;
  width: auto;
  max-height: 60px;   /* 图形标统一高度 */
  max-width: 160px;   /* 容器宽度上限 */
}
.brand-card .logo-box img.lg-wordmark { max-height: 36px; }  /* 文字标（芝选 / VOM） */
.brand-card .logo-box img.lg-wide { max-height: 20px; }      /* KITTY BLOOM 宽度优先 */
.brand-card .slogan {
  font-size: 14px;
  font-weight: 700;
  color: var(--charcoal);
  line-height: 1.5;
}
.brand-card .slogan-sub { font-size: 13px; color: var(--gray-mid); line-height: 1.6; }
.brand-card .brand-link {
  font-size: 13px;
  font-weight: 600;
  margin-top: 2px;
}

/* 品牌描边色 */
.brand-card.b-tunxiang { border-color: rgba(200, 16, 46, 0.35); }
.brand-card.b-tunxiang .brand-link { color: var(--tunxiang-red); }
.brand-card.b-gundeqiu { border-color: rgba(244, 136, 61, 0.45); }
.brand-card.b-gundeqiu .brand-link { color: var(--ball-orange); }
.brand-card.b-zhixuan { border-color: rgba(30, 58, 95, 0.35); }
.brand-card.b-zhixuan .brand-link { color: var(--zhixuan-navy); }
.brand-card.b-vom { border-color: rgba(201, 160, 99, 0.55); }
.brand-card.b-vom .brand-link { color: var(--vom-gold); }
.brand-card.b-kittybloom { border-color: rgba(139, 26, 43, 0.30); }
.brand-card.b-kittybloom .brand-link { color: var(--kb-maroon); }

/* ---------- 产品卡 ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.product-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.product-card .pc-img {
  padding: 14px;
  background: var(--gray-bg);
}
.product-card .pc-img img { border-radius: 10px; width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.product-card .pc-body { padding: 14px 16px 16px; }
.product-card .pc-brand {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--gray-mid);
}
.product-card .pc-name { font-size: 15px; font-weight: 700; color: var(--charcoal); margin: 4px 0 8px; line-height: 1.5; }
.product-card .pc-tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* ---------- 信任背书 ---------- */
.trust-strip {
  background: linear-gradient(90deg, var(--charcoal) 0%, #2c3137 100%);
  padding: 44px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.trust-item { text-align: center; color: #fff; padding: 10px; }
.trust-item .t-icon {
  width: 52px; height: 52px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
}
.trust-item .t-icon svg { width: 26px; height: 26px; stroke: #fff; }
.trust-item h3 { color: #fff; font-size: 17px; margin-bottom: 4px; }
.trust-item p { font-size: 13px; color: rgba(255,255,255,0.72); }

/* ---------- 知识文章卡 ---------- */
.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.knowledge-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 22px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.knowledge-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.knowledge-card .k-cat {
  font-size: 12px;
  font-weight: 600;
  color: var(--teal-dark);
  letter-spacing: 1px;
}
.knowledge-card h3 { font-size: 17px; }
.knowledge-card h3 a { color: var(--charcoal); }
.knowledge-card h3 a:hover { color: var(--teal-dark); }
.knowledge-card p { font-size: 14px; color: var(--gray-mid); flex: 1; }

/* ---------- 企业动态 ---------- */
.news-list { max-width: 860px; margin: 0 auto; }
.news-item {
  display: flex;
  gap: 18px;
  align-items: baseline;
  padding: 16px 6px;
  border-bottom: 1px solid var(--line);
}
.news-item:first-child { border-top: 1px solid var(--line); }
.news-item .n-date {
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--gray-mid);
  white-space: nowrap;
}
.news-item h3 { font-size: 16px; flex: 1; }
.news-item h3 a { color: var(--charcoal); }
.news-item h3 a:hover { color: var(--teal-dark); }
.news-item .n-cat {
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--teal-soft);
  color: var(--teal-dark);
  font-weight: 600;
  white-space: nowrap;
}

/* ---------- Footer ---------- */
.site-footer { background: var(--charcoal); color: #c8cdd2; font-size: 14px; }
.footer-top { padding: 48px 0 8px; }
.footer-brand-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 36px;
  justify-content: center;
  align-items: center;
  margin-bottom: 36px;
}
.footer-brand-wall .fbw-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.8);
  font-size: 13px;
}
.footer-brand-wall img, .footer-brand-wall svg { height: 30px; width: auto; max-width: 110px; object-fit: contain; }
.footer-brand-wall img.fbw-kb { height: auto !important; max-height: 30px !important; }  /* KITTY BLOOM 超宽标：高度自适应，110px 宽下约 11px 高 */

.footer-mid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
}
.footer-logo {
  width: 100px; height: 100px;
  border-radius: 50%;
  margin-bottom: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  /* 官方完整 LOGO（800-800-3.png）：青色圆底 + 深灰圆图标 + 白色茂宠/MAOPET 文字，原样展示不改样式 */
}
.footer-mid h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-mid p { line-height: 2; }
.footer-mid ul li { margin-bottom: 8px; }
.footer-mid ul a { color: #c8cdd2; }
.footer-mid ul a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 16px 0 20px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.55);
}

/* ---------- 面包屑（预留，内容页用） ---------- */
.breadcrumb { font-size: 13px; color: var(--gray-mid); padding: 14px 0; }
.breadcrumb a { color: var(--gray-mid); }
.breadcrumb a:hover { color: var(--teal-dark); }
.breadcrumb span { margin: 0 6px; }

/* ---------- FAQ（预留组件） ---------- */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  background: #fff;
  overflow: hidden;
}
.faq-item summary {
  padding: 16px 20px;
  font-weight: 600;
  color: var(--charcoal);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 20px; color: var(--teal); transition: transform 0.2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-a { padding: 0 20px 18px; color: #4a5158; font-size: 15px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-products, .product-grid { grid-template-columns: repeat(3, 1fr); }
  .brand-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-products .hero-product:nth-child(n+4), .product-grid .product-card:nth-child(n+4) { display: none; }
}

@media (max-width: 768px) {
  :root { --section-gap: 48px; }
  h1 { font-size: 26px; }
  h2 { font-size: 22px; }

  .nav-toggle { display: block; }
  .main-nav {
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .main-nav.open { max-height: 480px; }
  .main-nav ul { flex-direction: column; padding: 12px 20px 20px; gap: 2px; }
  .main-nav a { padding: 12px 8px; font-size: 16px; border-radius: 8px; }

  .hero-inner { padding: 56px 0 44px; }
  .hero h1 { font-size: 24px; }
  .hero-sub { font-size: 15px; }

  .hero-products, .product-grid, .brand-grid, .knowledge-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .hero-products .hero-product:nth-child(n+4), .product-grid .product-card:nth-child(n+4) { display: block; }
  .product-grid .product-card:nth-child(n+4) { display: none; }
  .hero-products .hero-product { padding: 8px; }
  .hero-products .hero-product .hp-name { font-size: 12px; }

  .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 12px; }
  .news-item { flex-wrap: wrap; gap: 6px; }
  .news-item .n-date { order: 2; }
  .news-item h3 { order: 1; flex-basis: 100%; }

  .footer-mid { grid-template-columns: 1fr; gap: 24px; }
  .footer-brand-wall { gap: 16px 24px; }

  /* 品牌墙 LOGO 移动端适配（规范 §4.3：容器 120×56、图形标 44、文字标 26、KITTY 110 封顶） */
  .brand-grid .logo-box { height: 56px; }
  .brand-grid .logo-box img, .brand-grid .logo-box svg { max-height: 44px; max-width: 120px; }
  .brand-grid .logo-box img.lg-wordmark { max-height: 26px; }
  .brand-grid .logo-box img.lg-wide { max-height: 14px; }
}

@media (max-width: 480px) {
  .hero-products, .product-grid, .brand-grid, .knowledge-grid { grid-template-columns: repeat(2, 1fr); }
  .brand-grid .logo-box { height: 56px; }
  .brand-grid .logo-box img, .brand-grid .logo-box svg { max-height: 44px; max-width: 120px; }
  .brand-grid .logo-box img.lg-wordmark { max-height: 26px; }
  .brand-grid .logo-box img.lg-wide { max-height: 14px; }
  .brand-card { padding: 16px 12px 14px; }
  .brand-card .slogan { font-size: 13px; }
  .brand-card .slogan-sub { display: none; }
}

/* ---------- 无障碍与细节 ---------- */
:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* ============================================================
   第二阶段：品牌中心 / 产品中心 / 详情页样式
   ============================================================ */
.container.narrow { max-width: 860px; }

/* ---------- 栏目页头 ---------- */
.page-hero {
  background: linear-gradient(180deg, var(--teal-soft) 0%, #fff 100%);
  padding: 36px 0 40px;
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { font-size: 30px; margin: 14px 0 10px; }
.page-hero p { color: #5a626a; max-width: 760px; font-size: 15px; }

/* ---------- 品牌页 Hero（各品牌视觉差异） ---------- */
.brand-hero { position: relative; padding: 64px 0 72px; text-align: center; overflow: hidden; }
.brand-hero-inner { position: relative; z-index: 1; }
.brand-hero-logo { margin: 0 auto 20px; height: 60px; width: auto; }
.brand-hero-slogan { font-size: 30px; font-weight: 800; line-height: 1.35; margin-bottom: 12px; color: var(--charcoal); }
.brand-hero-summary { max-width: 680px; margin: 0 auto; font-size: 15px; color: #4a5158; }

/* 吞享鲜选：国画插画风（青绿淡印 + 朱红宣言） */
.hero-tunxiang {
  background: linear-gradient(135deg, #F5F1E6 0%, #EAF2EC 55%, #E6F4F2 100%);
  border-bottom: 2px solid rgba(200, 16, 46, 0.18);
}
.hero-tunxiang::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("../images/hero-bg.jpg");
  background-size: cover; background-position: center 30%;
  opacity: 0.10; pointer-events: none;
}
.hero-tunxiang .brand-hero-slogan { color: var(--tunxiang-red); }

/* 滚个球：水彩插画风（奶油白 + 桃橘宣言） */
.hero-gundeqiu {
  background: linear-gradient(135deg, #FFF7EC 0%, #FDEEDC 60%, #F9F1E4 100%);
  border-bottom: 2px solid rgba(244, 136, 61, 0.25);
}
.hero-gundeqiu .brand-hero-slogan { color: var(--ball-orange); }
.hero-gundeqiu .brand-hero-summary { color: var(--ball-brown); }

/* 芝选：深海军蓝 */
.hero-zhixuan { background: linear-gradient(135deg, #1E3A5F 0%, #2C4A73 100%); }
.hero-zhixuan .brand-hero-slogan, .hero-zhixuan .brand-hero-summary { color: #fff; }
.hero-zhixuan .brand-hero-summary { color: rgba(255,255,255,0.8); }

/* VOM：深海军蓝 + 香槟金 */
.hero-vom { background: linear-gradient(135deg, #1F2A44 0%, #2A3760 100%); }
.hero-vom .brand-hero-slogan { color: var(--vom-gold); }
.hero-vom .brand-hero-summary { color: rgba(255,255,255,0.8); }

/* KITTY BLOOM：纯净白 + 深红 */
.hero-kittybloom { background: linear-gradient(180deg, #FFFFFF 0%, #FBF6F4 100%); border-bottom: 2px solid rgba(139, 26, 43, 0.15); }
.hero-kittybloom .brand-hero-slogan { color: var(--kb-maroon); }

/* ---------- 品牌故事正文 ---------- */
.story-body p { font-size: 15.5px; line-height: 1.85; color: #3d444b; margin-bottom: 16px; }
.philosophy-box {
  margin-top: 28px;
  background: var(--gray-bg);
  border-radius: var(--radius);
  padding: 24px 28px;
}
.philosophy-box h3 { margin-bottom: 12px; font-size: 17px; }
.philosophy-box ul li {
  padding-left: 20px; position: relative; margin-bottom: 8px; font-size: 15px;
}
.philosophy-box ul li::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 700; }

/* ---------- 品牌页产品线卡片 ---------- */
.pline-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.pline-card {
  background: #fff; border-radius: var(--radius); border: 1px solid var(--line);
  padding: 20px; transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.pline-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.pline-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 14px; }
.pline-thumbs img { border-radius: 8px; aspect-ratio: 1/1; object-fit: cover; }
.pline-card h3 { font-size: 17px; margin-bottom: 6px; }
.pline-card p { font-size: 14px; color: var(--gray-mid); }

/* ---------- 品牌中心总览大卡 ---------- */
.brand-big-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.brand-big-card {
  display: block; background: #fff; border-radius: var(--radius);
  border: 2px solid var(--line); padding: 28px; text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.brand-big-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.brand-big-card .bbc-logo { height: 64px; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.brand-big-card .bbc-logo img { max-height: 56px; max-width: 150px; }
.brand-big-card .bbc-slogan { font-size: 19px; font-weight: 800; color: var(--charcoal); margin-bottom: 8px; }
.brand-big-card .bbc-summary { font-size: 14px; color: var(--gray-mid); margin-bottom: 10px; }
.brand-big-card .bbc-lines { font-size: 13px; color: var(--teal-dark); margin-bottom: 14px; }
.brand-big-card .bbc-link { display: inline-block; font-size: 14px; font-weight: 700; }
.brand-big-card.b-tunxiang .bbc-link { color: var(--tunxiang-red); }
.brand-big-card.b-gundeqiu .bbc-link { color: var(--ball-orange); }
.brand-big-card.b-zhixuan .bbc-link { color: var(--zhixuan-navy); }
.brand-big-card.b-vom .bbc-link { color: var(--vom-gold); }
.brand-big-card.b-kittybloom .bbc-link { color: var(--kb-maroon); }

/* ---------- 产品中心筛选 ---------- */
.cat-filter { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 36px; }
.filter-btn {
  padding: 8px 20px; border-radius: 999px; border: 1.5px solid var(--line);
  background: #fff; color: var(--charcoal); font-size: 14px; font-weight: 600;
  transition: all 0.2s ease;
}
.filter-btn:hover { border-color: var(--teal); color: var(--teal-dark); }
.filter-btn.active { background: var(--teal); border-color: var(--teal); color: #fff; }
.brand-section { margin-bottom: 44px; }
.ps-brand-head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
}
.ps-brand-head img { height: 36px; width: auto; max-width: 120px; }
.ps-brand-head span { font-size: 16px; font-weight: 800; color: var(--charcoal); }

/* ---------- 产品详情页 ---------- */
.detail-layout { display: grid; grid-template-columns: 1fr 1.2fr; gap: 36px; align-items: start; }
.detail-img { position: sticky; top: 88px; }
.detail-img img {
  width: 100%; border-radius: var(--radius); border: 1px solid var(--line);
  background: #fff;
}
.detail-info h1 { font-size: 24px; margin: 8px 0; }
.detail-spec { font-size: 14px; color: var(--gray-mid); }
.detail-intro { font-size: 15px; color: #4a5158; line-height: 1.85; }
.detail-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.detail-col h2 { font-size: 18px; margin: 22px 0 12px; padding-bottom: 8px; border-bottom: 2px solid var(--teal-soft); }
.detail-col h2:first-child { margin-top: 0; }
.detail-text { font-size: 14.5px; color: #3d444b; line-height: 1.85; }
.guarantee-list { display: flex; flex-wrap: wrap; gap: 8px; }
.guarantee-list li {
  padding: 4px 14px; border-radius: 999px; background: var(--teal-soft);
  color: var(--teal-dark); font-size: 13.5px; font-weight: 700;
}
.spec-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.spec-table th, .spec-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.spec-table th { width: 38%; color: var(--gray-mid); font-weight: 600; background: var(--gray-bg); }
.spec-table td { color: var(--ink); }
.trust-badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }

/* ---------- 数据标注 ---------- */
.data-notes { list-style: none; }
.data-notes li {
  position: relative; padding: 12px 16px 12px 40px; margin-bottom: 10px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 14px; color: #4a5158; line-height: 1.7;
}
.data-notes li::before {
  content: "ℹ"; position: absolute; left: 14px; top: 12px; color: var(--teal); font-weight: 700;
}

/* ---------- 响应式补充 ---------- */
@media (max-width: 768px) {
  .pline-grid, .brand-big-grid, .detail-cols { grid-template-columns: 1fr; }
  .detail-layout { grid-template-columns: 1fr; gap: 20px; }
  .detail-img { position: static; }
  .brand-hero { padding: 44px 0 48px; }
  .brand-hero-slogan { font-size: 23px; }
  .brand-hero-logo { height: 46px; }
  .page-hero h1 { font-size: 24px; }
  .pline-thumbs { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================
   第三阶段：养宠知识 / 猫舍 / 公司历史 / 企业动态 / 联系我们
   ============================================================ */

/* ---------- 知识文章页 ---------- */
.article-page { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 44px; }
.article-page h1 { font-size: 26px; line-height: 1.45; margin-bottom: 10px; }
.article-meta { font-size: 13px; color: var(--gray-mid); padding-bottom: 16px; border-bottom: 1px solid var(--line); margin-bottom: 22px; }
.article-body { font-size: 15.5px; line-height: 1.9; color: #3d444b; }
.article-body p { margin-bottom: 14px; }
.article-body ol, .article-body ul { margin: 0 0 14px 22px; }
.article-body li { margin-bottom: 8px; }
.article-body strong { color: var(--charcoal); }
.article-related { margin-top: 28px; padding: 20px 24px; background: var(--gray-bg); border-radius: var(--radius-sm); }
.article-related h2 { font-size: 16px; margin-bottom: 10px; }
.article-related ul li { margin-bottom: 8px; font-size: 14.5px; }

/* 知识首页 */
.kcat-block { margin-bottom: 36px; }
.kcat-block h2 { font-size: 21px; padding-left: 14px; border-left: 4px solid var(--teal); margin-bottom: 14px; }
.kcat-list { columns: 2; column-gap: 40px; }
.kcat-list li { margin-bottom: 10px; break-inside: avoid; }
.kcat-list a { color: var(--ink); font-size: 15px; }
.kcat-list a:hover { color: var(--teal-dark); }

/* ---------- 猫舍栏目 ---------- */
.cat-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cat-card {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 22px; text-align: center; transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.cat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.cat-card h2 { font-size: 18px; margin-bottom: 8px; }
.cat-card p { font-size: 14px; color: var(--gray-mid); }
.cats-badge { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 36px; }
.cats-badge-item {
  display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 12px 22px;
}
.cats-badge-item strong { font-size: 20px; color: var(--teal-dark); }
.cats-badge-item span { font-size: 13px; color: var(--gray-mid); }

.star-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.star-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px;
  text-align: center;
}
.star-tag {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 1px;
  color: var(--teal-dark); background: var(--teal-soft); border-radius: 999px; padding: 4px 14px; margin-bottom: 14px;
}
.star-card h2 { font-size: 20px; margin-bottom: 10px; }
.star-card p { font-size: 14px; color: var(--gray-mid); line-height: 1.8; }

.cert-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; max-width: 860px; margin: 0 auto; }
.cert-card {
  background: linear-gradient(160deg, #FFFDF5 0%, #F7F3E6 100%);
  border: 1px solid #E4D9B8; border-radius: var(--radius); padding: 26px 28px;
}
.cert-card h2 { font-size: 17px; color: #8A6D2F; margin-bottom: 12px; }
.cert-card p { font-size: 14.5px; line-height: 2; color: #5a4f36; }
.cert-note { text-align: center; font-size: 13px; color: var(--gray-mid); margin-top: 18px; }
.award-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.award-fig img { border-radius: var(--radius-sm); aspect-ratio: 1/1; object-fit: cover; border: 1px solid var(--line); }
.award-fig figcaption { text-align: center; font-size: 12px; color: var(--gray-mid); margin-top: 6px; }

/* ---------- 公司历史 ---------- */
.timeline { max-width: 820px; margin: 0 auto; position: relative; padding-left: 28px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 2px; background: var(--teal-soft); }
.tl-item { position: relative; margin-bottom: 30px; }
.tl-item::before {
  content: ""; position: absolute; left: -28px; top: 8px; width: 16px; height: 16px;
  border-radius: 50%; background: var(--teal); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--teal);
}
.tl-year { font-family: var(--font-en); font-size: 15px; font-weight: 800; color: var(--teal-dark); letter-spacing: 1px; }
.tl-body { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px; margin-top: 8px; }
.tl-body h2 { font-size: 17px; margin-bottom: 6px; }
.tl-body p { font-size: 14.5px; color: var(--gray-mid); line-height: 1.8; }
.mission-box {
  max-width: 760px; margin: 0 auto 40px; text-align: center;
  background: var(--teal-soft); border-radius: var(--radius); padding: 34px 30px;
}
.mission-box h2 { color: var(--teal-dark); margin-bottom: 12px; font-size: 20px; }
.mission-box p { font-size: 17px; font-weight: 600; color: var(--charcoal); line-height: 1.9; }
.history-brands { text-align: center; }
.history-brands h2 { margin-bottom: 10px; font-size: 20px; }
.history-brands p { font-size: 15px; color: var(--gray-mid); }

/* ---------- 企业动态 ---------- */
.news-empty-tip { text-align: center; color: var(--gray-mid); font-size: 14px; margin-top: 28px; }

/* ---------- 联系我们 ---------- */
.contact-layout { display: grid; grid-template-columns: 1fr 1.1fr; gap: 32px; align-items: start; }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; margin-bottom: 16px; }
.contact-card h2 { font-size: 17px; margin-bottom: 10px; }
.contact-card p { font-size: 14.5px; line-height: 2; color: #4a5158; }
.map-placeholder {
  background: var(--teal-soft); border-radius: var(--radius-sm); padding: 22px; text-align: center;
  border: 1px dashed var(--teal);
}
.map-placeholder p { font-size: 15px; color: var(--teal-dark); font-weight: 600; line-height: 1.8; }
.map-placeholder .map-note { font-size: 12.5px; color: var(--gray-mid); font-weight: 400; }
.contact-form-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 30px;
}
.contact-form-card h2 { font-size: 19px; margin-bottom: 18px; }
.contact-form label { display: block; font-size: 14px; font-weight: 600; color: var(--charcoal); margin: 14px 0 6px; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  font-size: 15px; transition: border-color 0.2s ease;
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--teal); }
.contact-form .btn { margin-top: 18px; width: 100%; }
.form-tip { margin-top: 12px; font-size: 13.5px; color: var(--teal-dark); min-height: 20px; }

/* ---------- 响应式补充 ---------- */
@media (max-width: 768px) {
  .article-page { padding: 22px 18px; }
  .article-page h1 { font-size: 21px; }
  .kcat-list { columns: 1; }
  .cat-card-grid, .star-grid, .cert-grid, .award-grid { grid-template-columns: repeat(2, 1fr); }
  .award-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .cat-card-grid, .star-grid, .cert-grid { grid-template-columns: 1fr; }
  .award-grid { grid-template-columns: repeat(2, 1fr); }
}