/* ============================================================
   硕腾宠物健康官网 · Site styles
   Layered on top of brand/colors_and_type.css
   ============================================================ */

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: var(--lh-normal);
  /* Better Chinese reading */
  text-spacing-trim: trim-start;
}

img { max-width: 100%; display: block; }

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); }

/* ---------- LAYOUT CONTAINERS ---------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 1024px) {
  .container { padding: 0 48px; }
}

.section { padding: 64px 0; }
@media (min-width: 1024px) { .section { padding: 96px 0; } }
.section-tight { padding: 40px 0; }
@media (min-width: 1024px) { .section-tight { padding: 64px 0; } }

.section-cream { background: var(--bg-cream); }
.section-gray  { background: var(--bg-subtle); }

/* ---------- HEADER ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
}
.site-header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 72px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 1024px) { .site-header-inner { padding: 0 48px; height: 84px; } }

.brand-link { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-link img { height: 28px; }
@media (min-width: 1024px) { .brand-link img { height: 34px; } }
.brand-tag {
  display: none;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--fg-muted);
  text-transform: uppercase;
  padding-left: 12px;
  border-left: 1px solid var(--rule);
}
@media (min-width: 1024px) { .brand-tag { display: inline-block; } }

.primary-nav {
  display: none;
  flex: 1;
}
@media (min-width: 1024px) {
  .primary-nav { display: flex; gap: 4px; align-items: center; justify-content: center; }
}
.primary-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 700;
  color: var(--fg-strong);
  border-radius: 4px;
  position: relative;
}
.primary-nav a:hover { color: var(--zo-orange); }
.primary-nav a.active::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px;
  bottom: -2px; height: 2px;
  background: var(--zo-orange);
}
.nav-cta {
  display: none;
  flex-shrink: 0;
}
@media (min-width: 1024px) { .nav-cta { display: flex; gap: 8px; align-items: center; } }

/* ---------- DESKTOP SEARCH BAR (in header) ---------- */
.nav-search {
  display: none;
  flex-shrink: 0;
  width: 280px;
  height: 44px;
  border: 1px solid var(--zo-gray-200);
  border-radius: 4px;
  background: var(--bg);
  overflow: hidden;
  transition: border-color var(--dur-fast);
}
@media (min-width: 1024px) { .site-header-inner > .nav-search { display: flex; align-items: stretch; } }
.nav-search:focus-within { border-color: var(--zo-orange); }
.nav-search .nav-search-icon {
  flex-shrink: 0;
  margin-left: 14px;
  align-self: center;
  color: var(--fg-muted);
}
.nav-search:focus-within .nav-search-icon { color: var(--zo-orange); }
.nav-search-input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  padding: 0 10px;
  font-size: 14px;
  font-family: inherit;
  color: var(--fg);
}
.nav-search-input::placeholder { color: var(--fg-muted); }
.nav-search-submit {
  flex-shrink: 0;
  width: 44px;
  border: none;
  border-left: 1px solid var(--zo-gray-200);
  background: var(--zo-gray-100);
  color: var(--fg-strong);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast), color var(--dur-fast);
}
.nav-search-submit:hover { background: var(--zo-orange); color: var(--zo-white); border-color: var(--zo-orange); }

/* ---------- MOBILE: search icon + drawer search bar ---------- */
.nav-search-mobile {
  background: transparent;
  border: none;
  width: 40px; height: 40px;
  cursor: pointer;
  color: var(--fg-strong);
  display: flex; align-items: center; justify-content: center;
  margin-left: auto;
}
.nav-search-mobile:hover { color: var(--zo-orange); }
@media (min-width: 1024px) { .nav-search-mobile { display: none; } }

.mobile-search-bar {
  border-top: 1px solid var(--rule);
  padding: 12px 16px;
  background: var(--bg-subtle);
}
.mobile-search-bar .nav-search {
  display: flex;
  width: 100%;
}
@media (min-width: 1024px) { .mobile-search-bar { display: none; } }

/* ---------- MOBILE MENU BUTTON ---------- */
.nav-menu-btn {
  background: transparent;
  border: 1px solid var(--rule);
  width: 40px; height: 40px;
  border-radius: 4px;
  cursor: pointer;
  color: var(--fg-strong);
  display: flex; align-items: center; justify-content: center;
}
.nav-menu-btn:hover { border-color: var(--zo-orange); color: var(--zo-orange); }
@media (min-width: 1024px) { .nav-menu-btn { display: none; } }

/* mobile drawer */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 100;
  padding: 24px;
  overflow-y: auto;
  display: none;
}
.mobile-drawer.open { display: block; }
.mobile-drawer-head {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 32px;
}
.mobile-drawer-head img { height: 28px; }
.mobile-drawer-close {
  background: transparent; border: none; font-size: 28px; line-height: 1; cursor: pointer; color: var(--fg-strong);
}
.mobile-drawer h3 {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--fg-muted); margin: 24px 0 12px;
}
.mobile-drawer a {
  display: block; padding: 14px 0; border-bottom: 1px solid var(--zo-gray-100);
  font-size: 18px; font-weight: 700; color: var(--fg-strong);
}
.mobile-drawer a.sub { font-size: 15px; font-weight: 400; padding: 10px 0 10px 16px; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--bg);
  padding: 56px 0 64px;
}
@media (min-width: 1024px) { .hero { padding: 88px 0 96px; } }

.hero-rail-top {
  position: absolute;
  top: 0; right: 0;
  width: 320px;
  pointer-events: none;
  opacity: 0.9;
}
@media (min-width: 1024px) { .hero-rail-top { width: 540px; } }

.hero-rail-bottom {
  position: absolute;
  bottom: 0; left: 0;
  width: 280px;
  pointer-events: none;
}
@media (min-width: 1024px) { .hero-rail-bottom { width: 420px; } }

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

/* ---------- HERO WITH IMAGE (2-col) ---------- */
.hero-with-image .hero-inner { max-width: none; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 64px; }
}
.hero-visual {
  position: relative;
}
.hero-visual image-slot {
  display: block;
  box-shadow: var(--shadow-md);
}
.hero-visual-hint {
  font-size: 12px;
  color: var(--fg-muted);
  margin-top: 10px;
  line-height: 1.5;
}

/* ---------- HERO FULL-BLEED (banner-image hero) ---------- */
.hero-fullbleed {
  position: relative;
  min-height: 520px;
  padding: 96px 0 120px;
  overflow: hidden;
  isolation: isolate;
}
@media (min-width: 1024px) {
  .hero-fullbleed { min-height: 640px; padding: 120px 0 140px; }
}
.hero-bg-slot {
  position: absolute !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  display: block !important;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  /* Soft left-to-right white veil so the text remains readable on any photo */
  background:
    linear-gradient(90deg,
      rgba(255,255,255,0.95) 0%,
      rgba(255,255,255,0.86) 36%,
      rgba(255,255,255,0.55) 62%,
      rgba(255,255,255,0.15) 100%);
}
@media (max-width: 767px) {
  .hero-overlay {
    background:
      linear-gradient(180deg,
        rgba(255,255,255,0.94) 0%,
        rgba(255,255,255,0.90) 55%,
        rgba(255,255,255,0.70) 100%);
  }
}
.hero-fullbleed .hero-rail-bottom { z-index: 1; }
.hero-fullbleed .container { position: relative; z-index: 2; }
.hero-fullbleed .hero-inner { max-width: 720px; }
.hero-fullbleed .hero-visual-hint {
  margin-top: 24px;
  font-size: 12px;
  color: var(--fg-muted);
  background: rgba(255,255,255,0.7);
  border: 1px dashed var(--zo-gray-200);
  padding: 8px 12px;
  border-radius: 4px;
  display: inline-block;
  backdrop-filter: blur(4px);
}
.hero h1 {
  font-size: 36px;
  line-height: 1.15;
  font-weight: 700;
  color: var(--fg-strong);
  letter-spacing: -0.01em;
  margin: 0 0 20px;
}
@media (min-width: 768px) { .hero h1 { font-size: 52px; } }
@media (min-width: 1024px) { .hero h1 { font-size: 64px; } }
.hero h1 .accent { color: var(--zo-orange); }
.hero p.lede {
  font-size: 18px;
  line-height: 1.55;
  color: var(--fg);
  margin: 0 0 32px;
  max-width: 640px;
}
@media (min-width: 1024px) { .hero p.lede { font-size: 20px; } }

/* ---------- HERO BRAND（新版首页 hero：底图 + 半透明 swoosh 曲线 + 深色渐变） ---------- */
.hero-brand {
  position: relative;
  overflow: hidden;
  background: var(--zo-white);
  display: flex;
  align-items: center;
  min-height: 520px;
}
@media (min-width: 1024px) { .hero-brand { min-height: 600px; } }
.hero-brand .hero-photo { position: absolute; inset: 0; z-index: 0; }
.hero-brand .hero-photo img { display: block; width: 100%; height: 100%; object-fit: cover; }
.hero-brand .hero-curve { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero-brand .hero-curve img { display: block; width: 100%; height: 100%; }
.hero-brand .hero-scrim {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(105deg,
      rgba(20,22,25,0.62) 0%,
      rgba(20,22,25,0.42) 30%,
      rgba(20,22,25,0.12) 52%,
      rgba(20,22,25,0) 68%),
    linear-gradient(0deg,
      rgba(20,22,25,0.45) 0%,
      rgba(20,22,25,0.12) 30%,
      rgba(20,22,25,0) 55%);
}
.hero-brand .container { position: relative; z-index: 2; width: 100%; }
.hero-brand .hero-inner { max-width: 520px; padding: 48px 0; position: relative; }
.hero-brand .overline { color: var(--zo-orange); }
.hero-brand h1 {
  font-size: 38px; line-height: 1.12; font-weight: 700;
  color: var(--zo-white); letter-spacing: -0.01em; margin: 0 0 20px;
  text-shadow: 0 2px 14px rgba(0,0,0,0.35);
}
@media (min-width: 768px)  { .hero-brand h1 { font-size: 50px; } }
@media (min-width: 1024px) { .hero-brand h1 { font-size: 60px; } }
.hero-brand h1 .accent { color: var(--zo-orange); }
.hero-brand p.lede {
  font-size: 17px; line-height: 1.55; color: rgba(255,255,255,0.94); margin: 0 0 32px; max-width: 480px;
  text-shadow: 0 1px 10px rgba(0,0,0,0.4);
}
@media (min-width: 1024px) { .hero-brand p.lede { font-size: 19px; } }
.hero-brand .btn-outline {
  color: var(--zo-white);
  border-color: rgba(255,255,255,0.6);
  background: transparent;
}
.hero-brand .btn-outline:hover { border-color: var(--zo-white); color: var(--zo-white); background: rgba(255,255,255,0.12); }
@media (max-width: 767px) {
  .hero-brand { min-height: 440px; }
  .hero-brand .hero-scrim {
    background: linear-gradient(0deg, rgba(20,22,25,0.7) 0%, rgba(20,22,25,0.4) 45%, rgba(20,22,25,0.2) 100%);
  }
  .hero-brand .hero-inner { max-width: none; padding: 40px 0; }
}

/* ---------- 品牌动态（新版：左橙色面板 + 右侧置顶新闻） ---------- */
.orange-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: stretch;
}
@media (min-width: 768px) { .orange-split { grid-template-columns: 0.8fr 1.2fr; gap: 24px; } }
.os-panel {
  background: var(--zo-orange);
  color: var(--zo-white);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 300px;
}
@media (min-width: 1024px) { .os-panel { padding: 56px; min-height: 420px; } }
.os-panel .overline { color: rgba(255,255,255,0.92); }
.os-panel h2 { color: var(--zo-white); font-size: 30px; line-height: 1.15; margin: 0 0 16px; }
@media (min-width: 1024px) { .os-panel h2 { font-size: 42px; } }
.os-panel p { color: rgba(255,255,255,0.92); font-size: 16px; line-height: 1.6; margin: 0 0 28px; }
.btn-white {
  background: var(--zo-white);
  color: var(--zo-orange);
  border-color: var(--zo-white);
}
.btn-white:hover { background: var(--zo-gray-100); color: var(--zo-orange-700); border-color: var(--zo-gray-100); }
.os-feature {
  background: var(--bg);
  border: 1px solid var(--rule);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--fg);
  transition: border-color var(--dur-base), box-shadow var(--dur-base);
}
.os-feature:hover { border-color: var(--zo-orange); box-shadow: var(--shadow-md); }
.os-feature .os-feature-cover { aspect-ratio: 16/9; background: var(--bg-cream); }
.os-feature .os-feature-cover img { display: block !important; width: 100% !important; height: 100% !important; object-fit: cover; }
.os-feature .os-feature-body { padding: 28px 32px 32px; display: flex; flex-direction: column; flex: 1; }
.os-feature .os-feature-cat {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 700;
  color: var(--zo-orange); margin-bottom: 8px;
}
.os-feature .os-feature-date { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; color: var(--fg-muted); margin-bottom: 12px; }
.os-feature h3 { font-size: 22px; line-height: 1.3; margin: 0 0 10px; color: var(--fg-strong); }
@media (min-width: 1024px) { .os-feature h3 { font-size: 26px; } }
.os-feature p { font-size: 15px; line-height: 1.6; color: var(--fg-muted); margin: 0 0 20px; flex: 1; }
.btn-circle {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--zo-orange);
  color: var(--zo-white);
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0; align-self: flex-start;
  border: none; cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast);
  text-decoration: none;
}
.btn-circle:hover { background: var(--zo-orange-700); color: var(--zo-white); transform: translateX(3px); }
.btn-circle svg { width: 22px; height: 22px; }

/* ---------- PAGE HERO（新版列表页 banner：16:9 照片 + 左下橙色卡片） ---------- */
.page-hero {
  position: relative;
  background: var(--zo-white);
}
.page-hero-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 680px;
  z-index: 1;
  overflow: hidden;
  background: var(--bg-cream);
}
.page-hero-photo img { display: block; width: 100%; height: 100%; object-fit: cover; }
.page-hero .container { position: relative; z-index: 2; pointer-events: none; }
.page-hero-card { margin-top: -96px; pointer-events: auto; }
@media (min-width: 1024px) { .page-hero-card { margin-top: -120px; } }
.page-hero-card {
  background: var(--zo-orange);
  color: var(--zo-white);
  max-width: 640px;
  padding: 36px 44px 40px;
}
@media (min-width: 1024px) { .page-hero-card { padding: 44px 56px 48px; } }
.page-hero-card .breadcrumb,
.page-hero-card .breadcrumb a { color: rgba(255,255,255,0.88); }
.page-hero-card .breadcrumb a:hover { color: var(--zo-white); }
.page-hero-card .breadcrumb-sep { color: rgba(255,255,255,0.5); }
.page-hero-card .overline { color: rgba(255,255,255,0.95); }
.page-hero-card h1 {
  color: var(--zo-white);
  font-size: 30px; line-height: 1.12; letter-spacing: -0.005em;
  margin: 0 0 12px;
}
@media (min-width: 1024px) { .page-hero-card h1 { font-size: 46px; } }
.page-hero-card p {
  color: rgba(255,255,255,0.92);
  font-size: 16px; line-height: 1.55; margin: 0; max-width: 560px;
}
@media (min-width: 1024px) { .page-hero-card p { font-size: 18px; } }
.page-hero-card p strong { color: var(--zo-white); }
@media (max-width: 767px) {
  .page-hero-photo { aspect-ratio: 16 / 9; max-height: none; }
  .page-hero-card { max-width: none; margin-top: -72px; padding: 28px 24px 30px; }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 700;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
  text-decoration: none;
}
.btn-primary {
  background: var(--zo-orange);
  color: var(--zo-white);
}
.btn-primary:hover { background: var(--zo-orange-700); color: var(--zo-white); }
.btn-outline {
  background: transparent;
  color: var(--fg-strong);
  border-color: var(--zo-gray-300);
}
.btn-outline:hover { border-color: var(--zo-orange); color: var(--zo-orange); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--zo-orange); color: var(--zo-white);
  padding: 13px 24px;
  border-radius: 999px;
  border: 1px solid var(--zo-orange);
  font-weight: 700;
}
.btn-ghost:hover { background: var(--zo-orange-700); border-color: var(--zo-orange-700); color: var(--zo-white); }
.btn-ghost::after { content: "→"; transition: transform var(--dur-fast) var(--ease-out); }
.btn-ghost:hover::after { transform: translateX(4px); }

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- OVERLINE ---------- */



.overline {
  font-size: 12px;
  letter-spacing: 0.22em;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--zo-orange);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
}
.overline::before {
  content: "";
  width: 28px; height: 2px; background: currentColor; display: inline-block;
}
.overline.gray { color: var(--fg-muted); }

.overline-fontsize{font-size: 32px;}


/* 产品详情页正文里的「产品说明书」标题（富文本中为 .overline），静态页为 22px 大标题；只作用于产品详情页 */
.zt-prod-body .overline { font-size: 22px; }

/* ---------- SECTION HEADS ---------- */
.section-head {
  margin-bottom: 40px;
  max-width: 720px;
}
.section-head h2 {
  font-size: 30px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--fg-strong);
  margin: 0 0 12px;
  letter-spacing: -0.005em;
}
@media (min-width: 1024px) { .section-head h2 { font-size: 40px; } }
.section-head p {
  font-size: 17px;
  color: var(--fg);
  line-height: 1.55;
  margin: 0;
}

.section-head-row {
  display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  margin-bottom: 40px;
}
.section-head-row .section-head { margin-bottom: 0; }

/* ---------- 3-PILLAR CARDS (homepage) ---------- */
.pillar-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 768px) { .pillar-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.pillar-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rule);
  background: var(--bg);
  padding: 32px;
  text-decoration: none;
  color: var(--fg);
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
  min-height: 340px;
  position: relative;
  overflow: hidden;
}
.pillar-card:hover { border-color: var(--zo-orange); transform: translateY(-2px); }
.pillar-card .pillar-num {
  font-size: 14px; font-weight: 700; letter-spacing: 0.2em; color: var(--zo-orange);
  margin-bottom: 24px;
}
.pillar-card h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--fg-strong);
  margin: 0 0 12px;
}
.pillar-card p { font-size: 15px; color: var(--fg); line-height: 1.6; margin: 0 0 24px; flex: 1; }
.pillar-card .pillar-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.pillar-card .pillar-tag {
  font-size: 12px; padding: 4px 10px; border: 1px solid var(--zo-gray-200); border-radius: 999px;
  color: var(--fg-muted);
}
.pillar-card .pillar-go {
  align-self: flex-start;
  background: var(--zo-orange); color: var(--zo-white);
  padding: 11px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 8px;
  transition: background var(--dur-fast) var(--ease-out);
}
.pillar-card:hover .pillar-go { background: var(--zo-orange-700); }
.pillar-card .pillar-go::after { content: "→"; transition: transform var(--dur-fast); }
.pillar-card:hover .pillar-go::after { transform: translateX(4px); }

/* corner color tab */
.pillar-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 48px; height: 4px;
  background: var(--zo-orange);
}

/* ---------- SPECIES SWITCHER ---------- */
.species-switch {
  display: inline-flex;
  background: var(--zo-gray-100);
  border-radius: 999px;
  padding: 4px;
  margin-bottom: 24px;
}
.species-switch button {
  border: none;
  background: transparent;
  padding: 10px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  color: var(--fg-strong);
  display: inline-flex; align-items: center; gap: 6px;
}
.species-switch button.active {
  background: var(--zo-orange);
  color: var(--zo-white);
}

/* ---------- PRODUCT CARD ---------- */
.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 640px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .product-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
@media (min-width: 1280px) { .product-grid.cols-4 { grid-template-columns: repeat(4, 1fr); } }

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none;
  color: var(--fg);
  transition: border-color var(--dur-base), transform var(--dur-base), box-shadow var(--dur-base);
}
.product-card:hover { border-color: var(--zo-orange); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.product-card .product-image {
  aspect-ratio: 4/3;
  background: var(--bg-cream);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.product-card .product-image img {
  width: 80%; height: 80%; object-fit: contain;
  transition: transform var(--dur-base) var(--ease-out);
}
.product-card:hover .product-image img { transform: scale(1.04); }
.product-card .product-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.product-card .product-cat {
  font-size: 11px; letter-spacing: 0.16em; font-weight: 700;
  text-transform: uppercase; color: var(--zo-orange);
  margin-bottom: 8px;
}
.product-card h3 {
  font-size: 18px; font-weight: 700; color: var(--fg-strong);
  margin: 0 0 6px;
}
.product-card .product-desc {
  font-size: 13px; color: var(--fg-muted); line-height: 1.5;
  margin: 0 0 16px;
  flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.product-card .product-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.product-card .product-tag {
  font-size: 11px; padding: 3px 8px; background: var(--zo-gray-100);
  color: var(--fg); border-radius: 4px;
}
.product-card .product-tag.cat { background: var(--bg-cream); color: var(--zo-orange-700); }
.product-card .product-tag.dog { background: #E9F1F3; color: var(--zo-sea); }

/* ---------- ARTICLE CARD ---------- */
.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .article-grid { grid-template-columns: repeat(3, 1fr); } }
.article-card {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  display: flex; flex-direction: column;
  color: var(--fg);
  text-decoration: none;
  transition: transform var(--dur-base), border-color var(--dur-base), box-shadow var(--dur-base);
}
.article-card:hover { transform: translateY(-2px); border-color: var(--zo-orange); box-shadow: var(--shadow-md); }
.article-card .article-cover {
  aspect-ratio: 16/10;
  background: var(--bg-cream);
  position: relative;
  overflow: hidden;
}
.article-card .article-cover img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-card .article-cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 50%, rgba(246,92,0,0.15) 100%);
}
.article-card .article-cover .placeholder-illust {
  position: absolute; right: -20px; bottom: -20px;
  font-size: 140px; line-height: 1; color: var(--zo-orange-300); opacity: 0.7;
  font-weight: 700;
}
/* Drag-fillable cover slot (replaces gradient placeholder) */
.article-card .article-cover-slot {
  display: block !important;
  width: 100% !important;
  aspect-ratio: 16/10;
  background: var(--bg-cream);
}
.article-card .article-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  text-decoration: none;
  color: inherit;
}
.article-card .article-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.article-card .article-cat {
  font-size: 11px; letter-spacing: 0.16em; font-weight: 700;
  text-transform: uppercase; color: var(--zo-orange);
  margin-bottom: 10px;
}
.article-card h3 {
  font-size: 18px; font-weight: 700; color: var(--fg-strong);
  margin: 0 0 8px; line-height: 1.35;
}
.article-card .article-excerpt {
  font-size: 13px; color: var(--fg-muted); line-height: 1.55;
  margin: 0 0 16px; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.article-card .article-meta {
  font-size: 12px; color: var(--fg-muted); display: flex; gap: 12px;
}

/* ---------- FILTERS ---------- */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}
.filter-chip {
  background: transparent;
  border: 1px solid var(--zo-gray-200);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 400;
  cursor: pointer;
  color: var(--fg);
}
.filter-chip:hover { border-color: var(--zo-orange); color: var(--zo-orange); }
.filter-chip.active {
  background: var(--zo-orange); color: var(--zo-white); border-color: var(--zo-orange); font-weight: 700;
}

.filter-group {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.filter-group-label {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--fg-muted); font-weight: 700;
}

/* ---------- PAGE HEAD (subpage hero) ---------- */
.page-head {
  position: relative;
  background: var(--bg);
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}
@media (min-width: 1024px) { .page-head { padding: 64px 0 56px; } }
.page-head .breadcrumb {
  font-size: 13px;
  color: var(--fg-muted);
  margin-bottom: 20px;
}
.page-head .breadcrumb a { color: var(--fg-muted); }
.page-head .breadcrumb a:hover { color: var(--zo-orange); }
.page-head .breadcrumb-sep { margin: 0 8px; color: var(--zo-gray-200); }
.page-head h1 {
  font-size: 32px;
  font-weight: 700;
  color: var(--fg-strong);
  margin: 0 0 12px;
  letter-spacing: -0.005em;
}
@media (min-width: 1024px) { .page-head h1 { font-size: 48px; } }
.page-head p {
  font-size: 16px; color: var(--fg); max-width: 720px; margin: 0;
  line-height: 1.55;
}
@media (min-width: 1024px) { .page-head p { font-size: 18px; } }
.page-head .rail-deco {
  display: none;
}
.page-head.cream { background: var(--bg-cream); }
.page-head.orange {
  background: var(--zo-orange);
  color: var(--zo-white);
}
.page-head.orange h1, .page-head.orange p { color: var(--zo-white); }
.page-head.orange .breadcrumb, .page-head.orange .breadcrumb a { color: rgba(255,255,255,0.85); }

/* ---------- FAQ ACCORDION ---------- */
.faq-list { border-top: 1px solid var(--rule); }
.faq-item { border-bottom: 1px solid var(--rule); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: none;
  padding: 20px 0;
  text-align: left;
  font-size: 17px;
  font-weight: 700;
  color: var(--fg-strong);
  cursor: pointer;
  font-family: inherit;
}
.faq-question .faq-icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--bg-cream);
  color: var(--zo-orange);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 18px; line-height: 1;
  transition: transform var(--dur-base) var(--ease-out);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--zo-orange); color: var(--zo-white); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-base) var(--ease-out);
  font-size: 15px; line-height: 1.7;
  color: var(--fg);
}
.faq-item.open .faq-answer {
  max-height: 800px;
  padding-bottom: 20px;
}

/* ---------- STAT STRIP ---------- */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  padding: 48px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
@media (min-width: 768px) { .stat-strip { grid-template-columns: repeat(4, 1fr); } }
.stat-strip .stat-num {
  font-size: 40px;
  font-weight: 700;
  color: var(--zo-orange);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
@media (min-width: 1024px) { .stat-strip .stat-num { font-size: 56px; } }
.stat-strip .stat-label {
  font-size: 13px;
  color: var(--fg);
  line-height: 1.4;
}

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--zo-gray-900);
  color: rgba(255,255,255,0.78);
  padding: 56px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.4fr repeat(3, 1fr); } }

.site-footer h4 {
  color: var(--zo-white);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  margin: 0 0 16px;
}
.site-footer a {
  color: rgba(255,255,255,0.78);
  display: block;
  padding: 6px 0;
  font-size: 14px;
}
.site-footer a:hover { color: var(--zo-orange-300); }

/*
.footer-brand img { height: 32px; margin-bottom: 16px; }
*/

.footer-brand p { font-size: 13px; color: rgba(255,255,255,0.6); margin: 0 0 16px; line-height: 1.6; max-width: 340px; }

.footer-social {
  display: flex; gap: 16px; margin-top: 16px;
}
.footer-social-item {
  background: var(--zo-white);
  padding: 12px;
  border-radius: 8px;
  width: 110px;
  text-align: center;
  color: var(--zo-gray-900);
}

.footer-social-item .qr-placeholder {
  width: 86px; height: 86px;
  background: linear-gradient(135deg, var(--zo-gray-100), var(--zo-gray-200));
  margin: 0 auto 8px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px;
  color: var(--fg-muted);
  border-radius: 4px;
}

/*
.footer-social-item .qr-placeholder {
  width: 86px; height: 86px;
  background: linear-gradient(135deg, var(--zo-gray-100), var(--zo-gray-200));
  margin: 0 auto 8px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px;
  color: var(--fg-muted);
  border-radius: 4px;
}

.footer-social-item .qr-placeholder::before, .footer-social-item .qr-placeholder::after {
  content: ""; position: absolute;
  width: 18px; height: 18px;
  border: 3px solid var(--zo-gray-900);
}

.footer-social-item .qr-placeholder::before { top: 6px; left: 6px; }
.footer-social-item .qr-placeholder::after { bottom: 6px; right: 6px; }
*/
.footer-social-item p { font-size: 11px; margin: 0; color: var(--fg); font-weight: 700; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  display: flex;
  /* 底部只剩「隐私政策 / 网站使用条款 / 备案号」一组链接，统一居中显示 */
  justify-content: center;
  text-align: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: rgba(255,255,255,0.55);
}
.footer-bottom a { display: inline; padding: 0; font-size: 12px; color: rgba(255,255,255,0.55); margin-left: 16px; }
.footer-bottom > div > a:first-child { margin-left: 0; }

/* ---------- BREADCRUMB inline ---------- */
.breadcrumb-bar {
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--rule);
  padding: 12px 0;
  font-size: 13px;
}
.breadcrumb-bar a { color: var(--fg-muted); }
.breadcrumb-bar a:hover { color: var(--zo-orange); }
.breadcrumb-bar .breadcrumb-sep { margin: 0 8px; color: var(--zo-gray-200); }
.breadcrumb-bar .current { color: var(--fg); }

/* ---------- DEFINITION TABLE for product spec ---------- */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.spec-table th, .spec-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.spec-table th {
  font-weight: 700;
  color: var(--fg-strong);
  background: var(--bg-subtle);
  font-size: 13px;
  letter-spacing: 0.05em;
}
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }

/* ---------- TWO COLUMN with sticky ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
@media (min-width: 1024px) { .two-col { grid-template-columns: 1fr 1fr; gap: 64px; } }
.two-col.aside-right { grid-template-columns: 1fr; }
@media (min-width: 1024px) { .two-col.aside-right { grid-template-columns: 1.6fr 1fr; gap: 64px; } }
@media (min-width: 1024px) { .two-col .sticky-aside { position: sticky; top: 110px; align-self: start; } }

/* ---------- BADGE ---------- */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.badge-orange { background: var(--zo-orange); color: var(--zo-white); }
.badge-cream { background: var(--bg-cream); color: var(--zo-orange-700); }
.badge-cat { background: var(--bg-cream); color: var(--zo-orange-700); }
.badge-dog { background: #E9F1F3; color: var(--zo-sea); }
.badge-both { background: var(--zo-gray-100); color: var(--fg); }

/* ---------- HORIZONTAL FEATURE ROW (alternating) ---------- */
.feature-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 64px;
}
@media (min-width: 768px) { .feature-row { grid-template-columns: 1fr 1fr; gap: 56px; } }
.feature-row.reverse > :first-child { order: 1; }
@media (min-width: 768px) {
  .feature-row.reverse > :first-child { order: 2; }
  .feature-row.reverse > :last-child  { order: 1; }
}
.feature-image {
  background: var(--bg-cream);
  border-radius: 8px;
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
}
.feature-image img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- CTA BANNER ---------- */
.cta-banner {
  background: var(--zo-orange);
  color: var(--zo-white);
  padding: 48px 32px;
  border-radius: 8px;
  display: grid; grid-template-columns: 1fr; gap: 24px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
@media (min-width: 768px) { .cta-banner { grid-template-columns: 1fr auto; padding: 56px 56px; } }
.cta-banner h3 { color: var(--zo-white); font-size: 24px; font-weight: 700; margin: 0 0 8px; }
.cta-banner p { color: rgba(255,255,255,0.9); margin: 0; max-width: 640px; font-size: 15px; line-height: 1.55; }
.cta-banner .btn-primary { background: var(--zo-white); color: var(--zo-orange); }
.cta-banner .btn-primary:hover { background: var(--zo-gray-100); color: var(--zo-orange-700); }

/* ---------- VISUAL: ANIMAL PLACEHOLDER ---------- */
.illust-placeholder {
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-cream);
  color: var(--zo-orange);
  font-weight: 700;
  font-size: 64px;
  letter-spacing: -0.02em;
}

/* ---------- TOC SIDEBAR (article reading) ---------- */
.toc-nav { font-size: 13px; }
.toc-nav h4 { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--fg-muted); margin: 0 0 12px; font-weight: 700; }
.toc-nav a { display: block; padding: 6px 12px; border-left: 2px solid var(--rule); color: var(--fg); margin-bottom: 2px; }
.toc-nav a:hover, .toc-nav a.active { border-left-color: var(--zo-orange); color: var(--zo-orange); background: var(--bg-cream); }

/* ---------- ARTICLE BODY (prose) ---------- */
.prose {
  font-size: 17px;
  line-height: 1.75;
  color: var(--fg);
  max-width: 720px;
}
.prose h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--fg-strong);
  margin: 40px 0 16px;
  padding-top: 16px;
}
.prose h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--fg-strong);
  margin: 28px 0 12px;
}
.prose p { margin: 0 0 18px; }
.prose ul, .prose ol { margin: 0 0 18px; padding-left: 24px; }
.prose ul li, .prose ol li { margin-bottom: 8px; }
.prose blockquote {
  border-left: 3px solid var(--zo-orange);
  padding: 8px 0 8px 20px;
  margin: 24px 0;
  color: var(--fg-strong);
  font-style: normal;
}
.prose .callout {
  background: var(--bg-cream);
  border-left: 4px solid var(--zo-orange);
  padding: 20px 24px;
  margin: 32px 0;
  font-size: 15px;
}
.prose .callout strong { color: var(--zo-orange-700); }
.prose img { border-radius: 8px; margin: 24px 0; }

/* ---------- FEATURED NEWS (lead story) ---------- */
.news-featured {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none;
  color: var(--fg);
  margin-bottom: 32px;
  transition: border-color var(--dur-base), box-shadow var(--dur-base);
}
.news-featured:hover { border-color: var(--zo-orange); box-shadow: var(--shadow-md); }
@media (min-width: 768px) { .news-featured { grid-template-columns: 1.1fr 1fr; } }
.news-featured-cover {
  position: relative;
  min-height: 240px;
  background: var(--bg-cream);
}
@media (min-width: 768px) { .news-featured-cover { min-height: 360px; } }
.news-featured-bg {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: 120px;
}
.news-featured-emoji { font-size: 96px; opacity: 0.95; }
.news-featured-label {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--zo-orange);
  color: var(--zo-white);
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 700;
  padding: 6px 12px;
  border-radius: 4px;
}
.news-featured-body {
  padding: 28px;
  display: flex; flex-direction: column; gap: 12px;
  justify-content: center;
}
@media (min-width: 768px) { .news-featured-body { padding: 48px; } }
.news-featured-body .news-cat {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 700;
  color: var(--zo-orange);
}
.news-featured-body h2 {
  font-size: 22px; line-height: 1.3; font-weight: 700; color: var(--fg-strong);
  margin: 0;
}
@media (min-width: 768px) { .news-featured-body h2 { font-size: 28px; } }
.news-featured-body p {
  font-size: 14px; line-height: 1.6; color: var(--fg); margin: 0;
}
@media (min-width: 768px) { .news-featured-body p { font-size: 16px; } }
.news-featured-meta {
  display: flex; flex-wrap: wrap; gap: 16px;
  font-size: 13px; color: var(--fg-muted);
  margin-top: 4px;
}
.news-featured-cta {
  margin-top: 8px;
  font-weight: 700;
  color: var(--zo-orange);
  font-size: 15px;
}

/* ---------- TIMELINE (news / company) ---------- */
.news-list { display: flex; flex-direction: column; gap: 24px; }
.news-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: var(--fg);
  transition: background var(--dur-base);
}
.news-row:hover { background: var(--bg-subtle); }
@media (min-width: 768px) { .news-row { grid-template-columns: 280px 1fr auto; gap: 32px; align-items: center; padding: 24px 16px; margin: 0 -16px; } }
.news-row .news-cover {
  aspect-ratio: 4/3;
  background: var(--bg-cream);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
/* Drag-fillable cover slot variant */
.news-row .news-cover-slot {
  display: block !important;
  width: 100% !important;
  aspect-ratio: 4/3;
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-cream);
}
.news-row .news-body {
  text-decoration: none;
  color: inherit;
  display: block;
}
.news-row .news-body h3 {
  font-size: 20px; font-weight: 700; color: var(--fg-strong);
  margin: 0 0 10px;
  line-height: 1.35;
}
.news-row .news-body .news-cat {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 700;
  color: var(--zo-orange); margin-bottom: 8px;
}
.news-row .news-body p {
  font-size: 14px; color: var(--fg-muted); margin: 0; line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-row .news-date {
  font-size: 13px; color: var(--fg-muted);
  white-space: nowrap;
}

/* ---------- SUB NAV (category strip on listing pages) ---------- */
.subnav {
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
}
.subnav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.subnav-inner::-webkit-scrollbar { display: none; }
@media (min-width: 1024px) { .subnav-inner { padding: 0 48px; } }
.subnav a {
  display: inline-flex;
  align-items: center;
  padding: 16px 4px;
  margin-right: 24px;
  font-size: 14px;
  font-weight: 700;
  color: var(--fg);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  flex-shrink: 0;
}
.subnav a.active { color: var(--zo-orange); border-bottom-color: var(--zo-orange); }
.subnav a:hover { color: var(--zo-orange); }

/* ---------- TINY UTILITY ---------- */
.text-center { text-align: center; }

/* ---------- INLINE SVG ICON SYSTEM (replaces emoji) ---------- */
.icn {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: -0.15em;
  flex-shrink: 0;
  color: currentColor;
}
.icn-lg {
  width: 96px;
  height: 96px;
  vertical-align: middle;
}
.icn-xl {
  width: 128px;
  height: 128px;
  vertical-align: middle;
}
.icn-stroke-soft {
  opacity: 0.9;
}
.icn-orange { color: var(--zo-orange); }
.icn-white { color: var(--zo-white); }
.subnav .icn { margin-right: 6px; font-size: 16px; }
.species-switch button .icn,
.filter-chip .icn { margin-right: 8px; width: 22px; height: 22px; }
.species-switch button { padding: 8px 22px; }
.article-meta .icn { font-size: 13px; margin-right: 4px; opacity: 0.7; }
.location-icon .icn { width: 40px; height: 40px; color: var(--zo-orange); }
.text-muted { color: var(--fg-muted); }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 32px; }
.mb-6 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 32px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.hidden { display: none; }
@media (max-width: 767px) { .hide-mobile { display: none; } }
@media (min-width: 768px)  { .hide-desktop { display: none; } }

/* ============================================================
   关于硕腾页专用样式（原 about.html 内联 <style> 迁移至此，
   避免富文本编辑器清理 <style> 标签导致样式丢失）
   ============================================================ */

/* 四大健康场景卡片 */
.about-pillar-card {
  background: var(--bg);
  border: 1px solid var(--rule);
  padding: 28px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--fg);
  display: flex;
  flex-direction: column;
  transition: border-color var(--dur-base), transform var(--dur-base);
}
.about-pillar-card:hover { border-color: var(--zo-orange); transform: translateY(-2px); }
.about-pillar-card .about-pillar-num {
  font-size: 36px; color: var(--zo-orange); font-weight: 700; margin-bottom: 8px;
}
.about-pillar-card h3 { font-size: 18px; margin: 0 0 8px; color: var(--fg-strong); }
.about-pillar-card p { font-size: 13px; color: var(--fg-muted); margin: 0 0 12px; flex: 1; line-height: 1.55; }
.about-pillar-card .about-pillar-tags { font-size: 12px; color: var(--zo-orange-700); font-weight: 700; }

/* 公司大事记时间线 */
.company-timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
  max-width: 880px;
}
.company-timeline::before {
  content: "";
  position: absolute;
  left: 100px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--zo-gray-200);
}
@media (max-width: 767px) {
  .company-timeline::before { left: 64px; }
}
.company-timeline li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  margin-bottom: 32px;
  position: relative;
}
@media (max-width: 767px) {
  .company-timeline li { grid-template-columns: 80px 1fr; gap: 16px; }
}
.company-timeline .ct-year {
  font-size: 24px;
  font-weight: 700;
  color: var(--fg-strong);
  line-height: 1.1;
}
.company-timeline li::after {
  content: "";
  position: absolute;
  left: 96px;
  top: 8px;
  width: 12px; height: 12px;
  background: var(--zo-orange);
  border: 3px solid var(--zo-white);
  border-radius: 50%;
  z-index: 1;
}
@media (max-width: 767px) {
  .company-timeline li::after { left: 60px; }
}
.company-timeline li.latest .ct-year { color: var(--zo-orange); }
.company-timeline li.latest::after { width: 16px; height: 16px; left: 94px; top: 6px; box-shadow: 0 0 0 4px rgba(246,92,0,0.15); }
@media (max-width: 767px) {
  .company-timeline li.latest::after { left: 58px; }
}
.company-timeline .ct-body {
  background: var(--bg);
  padding: 16px 20px;
  border: 1px solid var(--rule);
  border-radius: 6px;
}
.company-timeline h4 { font-size: 16px; font-weight: 700; color: var(--fg-strong); margin: 0 0 6px; }
.company-timeline p { font-size: 14px; color: var(--fg-muted); margin: 0; line-height: 1.55; }

/* 三位一体本地化布局 */
.locations-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) { .locations-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.location-card {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 32px;
}
.location-icon { width: 40px; height: 40px; margin-bottom: 16px; background-size: contain; background-repeat: no-repeat; background-position: left center; }
/* 三个地点图标（SVG 内联图曾被富文本编辑器清理，故改为 CSS 背景图） */
.location-icon-hq      { background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23F65C00%22%20stroke-width%3D%221.8%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M3%2021h18%22%2F%3E%3Cpath%20d%3D%22M4%2021V10%22%2F%3E%3Cpath%20d%3D%22M20%2021V10%22%2F%3E%3Cpath%20d%3D%22M8%2021V10%22%2F%3E%3Cpath%20d%3D%22M16%2021V10%22%2F%3E%3Cpath%20d%3D%22M12%2021V10%22%2F%3E%3Cpath%20d%3D%22M2%2010l10-7%2010%207%22%2F%3E%3C%2Fsvg%3E"); }
.location-icon-factory { background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23F65C00%22%20stroke-width%3D%221.8%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M2%2020a2%202%200%200%200%202%202h16a2%202%200%200%200%202-2V8l-7%205V8l-7%205V4a2%202%200%200%200-2-2H4a2%202%200%200%200-2%202z%22%2F%3E%3Cpath%20d%3D%22M17%2018h1%22%2F%3E%3Cpath%20d%3D%22M12%2018h1%22%2F%3E%3Cpath%20d%3D%22M7%2018h1%22%2F%3E%3C%2Fsvg%3E"); }
.location-icon-rnd     { background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23F65C00%22%20stroke-width%3D%221.8%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M6%2018h8%22%2F%3E%3Cpath%20d%3D%22M3%2022h18%22%2F%3E%3Cpath%20d%3D%22M14%2022a7%207%200%201%200%200-14h-1%22%2F%3E%3Cpath%20d%3D%22M9%2014h2%22%2F%3E%3Cpath%20d%3D%22M9%2012a2%202%200%200%201-2-2V6h6v4a2%202%200%200%201-2%202Z%22%2F%3E%3Cpath%20d%3D%22M12%206V3a1%201%200%200%200-1-1H9a1%201%200%200%200-1%201v3%22%2F%3E%3C%2Fsvg%3E"); }
.location-card h4 {
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700;
  color: var(--fg-muted); margin: 0 0 8px;
}
.location-card .loc-city {
  font-size: 24px; font-weight: 700; color: var(--fg-strong); margin: 0 0 12px;
}
.location-card .loc-addr {
  font-size: 14px; color: var(--fg); line-height: 1.6; margin: 0;
}

/* 关于硕腾：宠物剪影装饰（新版 banner） */
.pet-line-deco { display: none; }
@media (min-width: 1024px) { .pet-line-deco { display: block; } }

/* 关于硕腾：赋能行业发展（图文交替行） */
.empower-rows {
  display: flex;
  flex-direction: column;
  gap: 56px;
  margin-top: 8px;
}
@media (min-width: 1024px) { .empower-rows { gap: 80px; } }
.empower-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}
@media (min-width: 900px) {
  .empower-row { grid-template-columns: 1.05fr 0.95fr; gap: 56px; }
  .empower-row:nth-child(even) .empower-photo { order: 2; }
  .empower-row:nth-child(even) .empower-text  { order: 1; }
}
.empower-photo {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--bg-cream);
  border: 1px dashed var(--rule);
  border-radius: 12px;
  overflow: hidden;
}
.empower-photo img { display: block !important; width: 100% !important; height: 100% !important; object-fit: cover; }
.empower-photo::after {
  content: "";
  position: absolute; left: 22px; bottom: -10px;
  width: 96px; height: 6px; border-radius: 6px;
  background: var(--zo-orange);
}
.empower-row:nth-child(even) .empower-photo::after { left: auto; right: 22px; }
.empower-text { max-width: 480px; }
.empower-row:nth-child(even) .empower-text { margin-left: auto; }
.empower-step {
  font-size: 13px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--fg-muted); margin-bottom: 12px;
}
.empower-step b { color: var(--zo-orange); }
.empower-text h3 {
  font-size: 26px; line-height: 1.2; color: var(--zo-orange); margin: 0 0 14px; font-weight: 700;
}
@media (min-width: 1024px) { .empower-text h3 { font-size: 32px; } }
.empower-text p {
  font-size: 16px; line-height: 1.65; color: var(--fg); margin: 0;
}
@media (min-width: 1024px) { .empower-text p { font-size: 17px; } }
.empower-text .empower-tag {
  display: inline-block; margin-top: 18px;
  font-size: 13px; font-weight: 700; color: var(--zo-orange);
}

/* ============================================================
   社会责任页专用样式（原 csr.html 内联 <style> 迁移至此，
   避免富文本编辑器清理 <style> 标签导致样式丢失）
   ============================================================ */

/* 项目详情卡片网格 */
.csr-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}
@media (min-width: 768px) { .csr-detail-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.csr-detail-card {
  background: var(--bg);
  border: 1px solid var(--rule);
  padding: 28px;
  border-radius: 8px;
}
.csr-detail-card .csr-detail-num {
  font-size: 14px; font-weight: 700; color: var(--zo-orange); letter-spacing: 0.18em;
  margin-bottom: 16px;
}
.csr-detail-card h4 {
  font-size: 18px; font-weight: 700; color: var(--fg-strong); margin: 0 0 12px;
}
.csr-detail-card p, .csr-detail-card li {
  font-size: 14px; line-height: 1.65; color: var(--fg); margin: 0 0 8px;
}
.csr-detail-card ul { padding-left: 20px; margin: 0; }
.csr-detail-card strong { color: var(--zo-orange-700); }

/* 合作伙伴网格 */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 768px) { .partner-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; } }
@media (min-width: 1024px) { .partner-grid { grid-template-columns: repeat(6, 1fr); } }
.partner-cell {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 4px;
  aspect-ratio: 5/3;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--fg);
  padding: 12px;
  line-height: 1.4;
}
.partner-cell:hover { border-color: var(--zo-orange); color: var(--zo-orange); }

/* 四个项目的大图标（原内联 SVG 被 TuiEditor 清理，故改为 CSS 背景图）。
   图标作为内层 .feature-icon 的背景图；渐变背景和居中布局由外层
   .feature-image 的内联 style 提供（编辑器会保留内联 style）。 */
.feature-icon {
  width: 120px;
  height: 120px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
.feature-icon--dog {
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2032%2032%22%20fill%3D%22none%22%20stroke%3D%22%23ffffff%22%20stroke-width%3D%221.6%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M9.3%208.8C7%207%204%206.7%203%208.2c-.8%201.2-.5%203.3.5%205%20.8%201.3%202%202.3%203.3%202.7%22%2F%3E%3Cpath%20d%3D%22M22.7%208.8C25%207%2028%206.7%2029%208.2c.8%201.2.5%203.3-.5%205-.8%201.3-2%202.3-3.3%202.7%22%2F%3E%3Cpath%20d%3D%22M7%2013.5C7%2013%207%2012.5%207.2%2012c.6-1.9%201.6-3.5%203-4.5%22%2F%3E%3Cpath%20d%3D%22M25%2013.5c0-.5%200-1-.2-1.5-.6-1.9-1.6-3.5-3-4.5%22%2F%3E%3Cpath%20d%3D%22M8%2019c0-5%203.6-9%208-9s8%204%208%209c0%204.5-3%208-8%208s-8-3.5-8-8z%22%2F%3E%3Ccircle%20cx%3D%2212.5%22%20cy%3D%2218%22%20r%3D%221.3%22%20fill%3D%22%23ffffff%22%2F%3E%3Ccircle%20cx%3D%2219.5%22%20cy%3D%2218%22%20r%3D%221.3%22%20fill%3D%22%23ffffff%22%2F%3E%3Cpath%20d%3D%22M13%2023h6c0%20.5-.3%201-.7%201.4-.6.6-1.4%201-2.3%201s-1.7-.4-2.3-1c-.4-.4-.7-.9-.7-1.4z%22%20fill%3D%22%23ffffff%22%2F%3E%3Cellipse%20cx%3D%2216%22%20cy%3D%2222%22%20rx%3D%222.2%22%20ry%3D%221.5%22%20fill%3D%22%23ffffff%22%2F%3E%3C%2Fsvg%3E");
}
.feature-icon--cat {
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2032%2032%22%20fill%3D%22none%22%20stroke%3D%22%23ffffff%22%20stroke-width%3D%221.6%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M6.2%204.5c-.3-.4-1-.2-1%20.3l.5%207.3C4.5%2013.6%204%2015.3%204%2017c0%205.5%205%209.5%2012%209.5s12-4%2012-9.5c0-1.7-.5-3.4-1.7-4.9l.5-7.3c0-.5-.7-.7-1-.3L21.8%209.4C20.1%208.7%2018.1%208.3%2016%208.3s-4.1.4-5.8%201.1L6.2%204.5z%22%2F%3E%3Cpath%20d%3D%22M11.2%2016.2c.6-.7%201.4-1.2%202.3-1.2.7%200%201.4.3%201.9.8%22%2F%3E%3Cpath%20d%3D%22M20.8%2016.2c-.6-.7-1.4-1.2-2.3-1.2-.7%200-1.4.3-1.9.8%22%2F%3E%3Cellipse%20cx%3D%2212.5%22%20cy%3D%2217.4%22%20rx%3D%22.9%22%20ry%3D%221.2%22%20fill%3D%22%23ffffff%22%2F%3E%3Cellipse%20cx%3D%2219.5%22%20cy%3D%2217.4%22%20rx%3D%22.9%22%20ry%3D%221.2%22%20fill%3D%22%23ffffff%22%2F%3E%3Cpath%20d%3D%22M15%2021l1%20.8%201-.8%22%20fill%3D%22%23ffffff%22%20stroke%3D%22%23ffffff%22%2F%3E%3Cpath%20d%3D%22M16%2021.8v1.4c0%20.5-.4.9-.9.9M16%2021.8v1.4c0%20.5.4.9.9.9%22%2F%3E%3C%2Fsvg%3E");
}
.feature-icon--leaf {
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23ffffff%22%20stroke-width%3D%221.8%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M11%2020A7%207%200%200%201%209.8%206.1C15.5%205%2017%204.48%2019.2%202.96a1%201%200%200%201%201.8.8c0%205.93-3.85%2012.49-10%2018.24%22%2F%3E%3Cpath%20d%3D%22M2%2021c0-3%201.85-5.36%205.08-6%22%2F%3E%3C%2Fsvg%3E");
}
.feature-icon--syringe {
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23ffffff%22%20stroke-width%3D%221.8%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M11%202v2%22%2F%3E%3Cpath%20d%3D%22M5%202v2%22%2F%3E%3Cpath%20d%3D%22M5%203H4a2%202%200%200%200-2%202v4a6%206%200%200%200%2012%200V5a2%202%200%200%200-2-2h-1%22%2F%3E%3Cpath%20d%3D%22M8%2015a6%206%200%200%200%2012%200v-3%22%2F%3E%3Ccircle%20cx%3D%2220%22%20cy%3D%2210%22%20r%3D%222%22%2F%3E%3C%2Fsvg%3E");
}

/* ---------- 社会责任页正文（原 csr.html 内联 style 外置，前缀 .zt-csr-） ---------- */
.zt-csr-project-h2 { font-size: 32px; margin-bottom: 32px; max-width: 720px; }
.zt-csr-tag { font-size: 13px; letter-spacing: 0.18em; font-weight: 700; color: var(--zo-orange); text-transform: uppercase; margin-bottom: 12px; }
.zt-csr-h3 { font-size: 24px; margin: 0 0 16px; }
.zt-csr-p { font-size: 16px; line-height: 1.7; color: var(--fg); margin: 0 0 16px; }
.zt-csr-p-mb0 { font-size: 16px; line-height: 1.7; color: var(--fg); margin: 0; }
/* 四个项目 feature-image 的渐变背景与居中布局（与 .feature-image 基础类叠加使用） */
.zt-csr-feature-guide { background: linear-gradient(135deg, #919C80, #5F6952); display: flex; align-items: center; justify-content: center; color: white; font-size: 120px; }
.zt-csr-feature-tnr { background: linear-gradient(135deg, #FAAD7F, #F65C00); display: flex; align-items: center; justify-content: center; color: white; font-size: 120px; }
.zt-csr-feature-carbon { background: linear-gradient(135deg, #919C80, #7A6045); display: flex; align-items: center; justify-content: center; color: white; font-size: 120px; }
.zt-csr-feature-vet { background: linear-gradient(135deg, #5F7B83, #7A6045); display: flex; align-items: center; justify-content: center; color: white; font-size: 120px; }
.zt-csr-quote-wrap { background: var(--bg-cream); padding: 32px; border-radius: 8px; margin-top: 32px; display: grid; grid-template-columns: 1fr; gap: 16px; align-items: center; }
.zt-csr-quote { margin: 0; padding-left: 20px; border-left: 4px solid var(--zo-orange); font-size: 17px; line-height: 1.7; color: var(--fg-strong); }
.zt-csr-quote-source { font-size: 14px; color: var(--fg-muted); font-weight: 400; }
.zt-csr-partner-head { margin-bottom: 32px; }
.zt-csr-partner-h2 { font-size: 28px; }
/* 列表页项目卡片：简介为正文富文本（保留加粗），标题链接 */
.zt-csr-card-body { font-size: 16px; line-height: 1.7; color: var(--fg); }
.zt-csr-card-body p { margin: 0 0 16px; }
.zt-csr-card-body p:last-child { margin-bottom: 0; }
.zt-csr-card-title { color: var(--fg-strong); text-decoration: none; }
.zt-csr-card-title:hover { color: var(--zo-orange); }

/* ============================================================
   文章正文内联样式提取（原正文 style="..." 迁移至此，改用 class 引用）
   前缀 .zt- 表示正文排版样式
   ============================================================ */

/* ---------- 产品文库正文 ---------- */
.zt-product-h2 { font-size: 32px; }
.zt-product-p-lead { font-size: 17px; line-height: 1.7; }
.zt-product-grid-margin { grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 32px 0; }
.zt-card { padding: 24px; background: var(--bg-cream); border-radius: 8px; }
.zt-stat-num { font-size: 32px; font-weight: bold; margin-bottom: 6px; color: var(--zo-orange); }
.zt-stat-label { font-weight: bold; margin-bottom: 6px; }
.zt-stat-desc { margin: 0; font-size: 13px; color: var(--fg); }
.zt-product-h3 { font-size: 22px; margin-top: 48px; }
.zt-product-h3-sub { font-size: 22px; }
.zt-ol { padding-left: 20px; line-height: 1.9; }
.zt-ol-185 { padding-left: 20px; line-height: 1.85; }
.zt-prod-overview-wrap { max-width: 860px; margin: 0 auto; }
.zt-prod-overview-h2 { font-size: 32px; }
.zt-prod-overview-lead { font-size: 17px; line-height: 1.7; }
.zt-prod-h3 { font-size: 22px; }
.zt-prod-h3.mt48 { margin-top: 48px; }
.zt-prod-h3-19 { font-size: 19px; margin-top: 26px; }
.zt-prod-h3-mb4 { font-size: 22px; margin-bottom: 4px; }
.zt-prod-note { font-size: 14px; color: var(--fg-muted); }
.zt-prod-note-12 { font-size: 13px; color: var(--fg-muted); margin-top: 12px; }
.zt-prod-hero-note { font-size: 13px; color: var(--fg-muted); margin-top: 24px; }
.zt-prod-max-none { max-width: none; }
.zt-prod-preview-h2 { font-size: 28px; margin: 6px 0 16px; }
.zt-prod-preview-h2-sm { font-size: 28px; margin: 6px 0 4px; }
.zt-prod-preview-frame { border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; background: #f5f5f5; }
.zt-prod-preview-iframe { width: 100%; height: 840px; border: 0; display: block; }
.zt-prod-preview-wrap { max-width: 1000px; margin: 0 auto; }
.zt-prod-preview-wrap-min { max-width: 1000px; margin: 0 auto; min-height: 40px; }
.zt-faq-head-overline { justify-content: center; }
.zt-faq-contact-h3 { font-size: 18px; margin: 0 0 8px; }
.zt-faq-contact-p { font-size: 14px; color: var(--fg-muted); margin: 0 0 20px; }
.zt-purchase-card { border: 1px solid; border-radius: 8px; padding: 24px; }
.zt-purchase-h3 { font-size: 18px; margin: 0 0 16px; }
.zt-purchase-p { font-size: 14px; line-height: 1.6; margin-bottom: 16px; }
.zt-ul { padding-left: 20px; font-size: 14px; line-height: 1.8; margin: 0 0 20px; }
.zt-btn-full { width: 100%; }
.zt-related-card { border-radius: 8px; padding: 24px; margin-top: 16px; }
.zt-related-h4 { font-size: 13px; letter-spacing: 0.16em; text-transform: uppercase; margin: 0 0 12px; }
.zt-related-link-border { display: block; padding: 10px 0; border-bottom: 1px solid rgba(246, 92, 0, 0.15); font-weight: bold; font-size: 14px; }
.zt-related-link { display: block; padding: 10px 0; font-weight: bold; font-size: 14px; }

/* ---------- 产品详情页 ---------- */
/* 组图容器透明，透出产品详情区本身的淡橘红底。
   小图容器 .thumb 是 button 元素：不能只删 background，必须显式 transparent，
   否则会露出浏览器给 button 的默认灰底（#F0F0F0）。 */
.zt-gallery-main { position: relative; border-radius: 8px; padding: 32px; aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.zt-gallery-main img { max-width: 100%; max-height: 100%; object-fit: contain; cursor: zoom-in; }
.zt-gallery-thumbs-wrap { display: flex; align-items: center; gap: 8px; }
.zt-gallery-thumbs { display: flex; gap: 8px; overflow-x: auto; scroll-behavior: smooth; flex: 1; }
.zt-gallery-thumbs::-webkit-scrollbar { display: none; }
.zt-gallery-thumbs .thumb { flex: 0 0 calc((100% - 32px) / 5); aspect-ratio: 1; background: transparent; border: 2px solid var(--rule); border-radius: 4px; padding: 6px; cursor: pointer; }
.zt-gallery-thumbs .thumb img { width: 100%; height: 100%; object-fit: contain; pointer-events: none; }
.zt-gallery-thumbs .thumb.active { border-color: var(--zo-orange); }
.thumbs-nav { flex-shrink: 0; width: 32px; height: 32px; border: 1px solid var(--rule); border-radius: 4px; background: var(--bg-cream); color: var(--fg); font-size: 13px; line-height: 1; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: border-color var(--dur-base), color var(--dur-base); }
.thumbs-nav:hover { border-color: var(--zo-orange); color: var(--zo-orange); }
.zt-lightbox { position: fixed; inset: 0; z-index: 9999; background: rgba(0, 0, 0, 0.88); display: none; align-items: center; justify-content: center; padding: 24px; cursor: zoom-out; }
.zt-lightbox.open { display: flex; }
.zt-lightbox img { max-width: 92%; max-height: 92%; object-fit: contain; }
.zt-prod-attr-lead { font-size: 17px; line-height: 1.65; margin: 0 0 28px; }
.zt-prod-attr-grid { display: grid; grid-template-columns: repeat(2, 1fr); border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; margin-bottom: 32px; }
.zt-prod-attr-grid-1 { display: grid; grid-template-columns: none; border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; margin-bottom: 32px; }
.zt-prod-attr-cell { padding: 16px; }
.zt-prod-attr-cell.brb { border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.zt-prod-attr-cell.bb { border-bottom: 1px solid var(--rule); }
.zt-prod-attr-cell.br { border-right: 1px solid var(--rule); }
.zt-prod-attr-cell.full { grid-column: 1 / -1; }
.zt-prod-attr-cell.bb.full { grid-column: 1 / -1; }
.zt-prod-p-mb8 { margin: 0 0 8px; }
.zt-prod-p-mb6 { margin: 0 0 6px; }
.zt-prod-p-m0 { margin: 0; }
.zt-prod-tbl-title { font-weight: 700; margin: 18px 0 6px; }
.zt-prod-lead-mb12 { font-size: 17px; line-height: 1.65; margin: 0 0 12px; }
.zt-prod-title { font-size: 40px; margin: 0 0 8px; letter-spacing: -0.01em; }
.zt-prod-attr-label { font-size: 11px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.12em; font-weight: bold; margin-bottom: 4px; }
.zt-prod-attr-value { font-weight: bold; }
.zt-faq-head { text-align: center; margin: 0 auto 40px; }
.zt-faq-head .overline { justify-content: center; }
.zt-faq-title { font-size: 36px; }
.zt-faq-wrap { max-width: 820px; margin: 0 auto; }
.zt-faq-contact { background: white; border-radius: 8px; padding: 32px; margin-top: 40px; text-align: center; border: 1px solid var(--rule); }
.zt-faq-contact h3 { font-size: 18px; margin: 0 0 8px; }
.zt-faq-contact p { font-size: 14px; color: var(--fg-muted); margin: 0 0 20px; }
.zt-product-formal { font-size: 18px; color: var(--fg-muted); margin: 0 0 24px; }

/* ---------- 疾病专题正文 ---------- */
.zt-topic-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin: 24px 0; }
@media (min-width: 640px) { .zt-topic-grid { grid-template-columns: repeat(2, 1fr); } }
.zt-topic-card { background: var(--bg-cream); padding: 24px; border-radius: 8px; }
.zt-topic-num { font-size: 32px; margin-bottom: 8px; }
.zt-topic-num-orange { color: var(--zo-orange); }
.zt-topic-h3 { font-size: 18px; margin: 0 0 8px; }
.zt-topic-ul { margin: 0; padding-left: 20px; font-size: 14px; }
.zt-topic-products-h2 { padding-top: 24px; }
.zt-topic-product-grid { gap: 16px; margin: 24px 0 32px; max-width: 760px; }
@media (min-width: 640px) { .zt-topic-product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .zt-topic-product-grid { grid-template-columns: repeat(2, 1fr); } }
.zt-topic-faq-h2 { padding-top: 32px; }
.zt-topic-figure { margin: 0 0 32px; }
.zt-topic-img-full { width: 100%; display: block; border-radius: 8px; }
.zt-topic-figcap { font-size: 13px; color: var(--fg-muted); margin-top: 8px; }
.zt-topic-card-p { margin: 0; font-size: 14px; }
.zt-topic-src-note { font-size: 13px; color: var(--fg-muted); }
.zt-topic-img-card { background: var(--bg-cream); display: flex; align-items: center; justify-content: center; }
.zt-topic-img-contain { max-width: 100%; max-height: 100%; object-fit: contain; }
.zt-topic-th-24 { width: 24%; }
.zt-topic-th-22 { width: 22%; }

/* ---------- 新闻正文 ---------- */
.zt-news-img-card { background: white; border-radius: 8px; padding-top: 32px; padding-right: 32px; padding-bottom: 32px; margin-bottom: 16px; }
.zt-img-main { max-width: 100%; max-height: 100%; }
.zt-img-full { width: 100%; height: 100%; }
.zt-news-mb16 { margin-bottom: 16px; }
.zt-news-h1 { font-size: 40px; margin: 0 0 8px; letter-spacing: -0.01em; }
.zt-news-subtitle { font-size: 18px; margin: 0 0 24px; }
.zt-news-p { font-size: 17px; line-height: 1.65; margin: 0 0 28px; }
.zt-news-table-card { border: 1px solid; border-radius: 8px; margin-bottom: 32px; }
.zt-cell-brb { padding: 16px; border-right: 1px solid; border-bottom: 1px solid; }
.zt-cell-label { font-size: 11px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.12em; font-weight: bold; margin-bottom: 4px; }
.zt-cell-value { font-weight: bold; }
.zt-cell-bb { padding: 16px; border-bottom: 1px solid; }
.zt-cell-br { padding: 16px; border-right: 1px solid; }
.zt-cell { padding: 16px; }
.zt-news-note { font-size: 13px; margin-top: 24px; }

/* ---------- 科普文章正文 ---------- */
.zt-container-max { max-width: 1200px; }
.zt-hr-divider { margin: 48px 0; border: none; border-top: 1px solid; }
.zt-p-note { font-size: 13px; }

/* ---------- 科普文章正文（新版 article-* 8篇，内联样式外置） ---------- */
.zt-edu-figure { margin: 0 0 32px; }
.zt-edu-img-full { width: 100%; display: block; }
.zt-edu-figcap { font-size: 13px; color: var(--fg-muted); margin-top: 8px; }
.zt-edu-hr { margin: 48px 0; border: none; border-top: 1px solid var(--rule); }
.zt-edu-note { font-size: 13px; color: var(--fg-muted); }
.zt-edu-tbl-note { font-size: 14px; color: var(--fg-muted); }