/* ==========================================================
   来猫官网共享样式
   适用于 index / about / contact / privacy 四个页面
   ========================================================== */

/* ========== 全局设计变量 ========== */
:root {
  /* 品牌主色：皮草暖棕色系 */
  --color-primary: #8a5a3b;
  --color-primary-dark: #6b4027;
  --color-primary-light: #f5ebe2;
  --color-accent: #c9973f;
  /* 文本与背景色 */
  --color-text: #2b2320;
  --color-text-secondary: #6e6159;
  --color-bg: #fffdf9;
  --color-bg-section: #faf6f0;
  --color-border: #e8ded2;
  --color-white: #ffffff;
  /* 布局尺寸 */
  --page-max-width: 1140px;
  --header-height: 64px;
  --radius-card: 12px;
}

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

html {
  scroll-behavior: smooth;
  /* 预留顶部导航高度，避免锚点跳转被导航遮挡 */
  scroll-padding-top: var(--header-height);
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
}

a {
  color: inherit;
}

/* ========== 顶部导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: rgba(255, 253, 249, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--page-max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary-dark);
  text-decoration: none;
}

.logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.main-nav {
  display: flex;
  gap: 28px;
}

.main-nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.2s;
}

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

/* 当前页导航高亮 */
.main-nav a.active {
  color: var(--color-primary);
  font-weight: 600;
}

/* ========== 首屏横幅（首页） ========== */
.hero {
  background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 55%, #a4714a 100%);
  color: var(--color-white);
  padding: 96px 24px 112px;
  text-align: center;
}

.hero-tag {
  display: inline-block;
  padding: 6px 18px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 999px;
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: 4px;
  margin-bottom: 20px;
}

.hero p {
  max-width: 720px;
  margin: 0 auto;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
}

/* 首屏行动按钮 */
.hero-actions {
  margin-top: 36px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 999px;
  font-size: 15px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: var(--color-white);
}

/* ========== 子页横幅 ========== */
.page-hero {
  background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 64px 24px;
  text-align: center;
}

.page-hero h1 {
  font-size: 34px;
  letter-spacing: 3px;
  margin-bottom: 12px;
}

.page-hero p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
}

/* ========== 通用区块 ========== */
.section {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 72px 24px;
}

.section-alt {
  background-color: var(--color-bg-section);
}

.section-title {
  text-align: center;
  margin-bottom: 48px;
}

.section-title h2 {
  font-size: 30px;
  color: var(--color-primary-dark);
  letter-spacing: 2px;
}

.section-title .title-en {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent);
}

.section-title .title-desc {
  display: block;
  max-width: 720px;
  margin: 14px auto 0;
  font-size: 15px;
  color: var(--color-text-secondary);
}

/* ========== 品牌矩阵卡片 ========== */
.brand-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.brand-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.brand-card:hover {
  box-shadow: 0 8px 24px rgba(107, 64, 39, 0.12);
  transform: translateY(-3px);
}

.brand-card .brand-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}

.brand-card .brand-slogan {
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.brand-card .brand-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  text-align: justify;
}

/* 来猫平台主卡片 */
.platform-card {
  margin-top: 24px;
  background: linear-gradient(135deg, var(--color-primary-light), #fdf8f1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 36px 40px;
  display: flex;
  gap: 32px;
  align-items: center;
  flex-wrap: wrap;
}

.platform-card .platform-main {
  flex: 1 1 480px;
}

.platform-card .platform-name {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
}

.platform-card .platform-desc {
  font-size: 15px;
  color: var(--color-text-secondary);
  text-align: justify;
}

.platform-card .platform-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.platform-stats .stat-item {
  text-align: center;
}

.stat-item .num {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
}

.stat-item .label {
  margin-top: 2px;
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* ========== 服务卡片（App 功能与服务） ========== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px 22px;
  text-align: center;
  transition: box-shadow 0.2s, transform 0.2s;
}

.service-card:hover {
  box-shadow: 0 8px 24px rgba(107, 64, 39, 0.12);
  transform: translateY(-3px);
}

.service-card .service-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--color-white);
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card h3 {
  font-size: 18px;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  text-align: justify;
}

/* ========== 公司业务标签 ========== */
.scope-category {
  margin-bottom: 40px;
}

.scope-category:last-of-type {
  margin-bottom: 0;
}

.scope-category h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  color: var(--color-primary-dark);
  margin-bottom: 18px;
}

.scope-category h3::before {
  content: "";
  width: 6px;
  height: 20px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
}

.scope-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.scope-tag {
  padding: 8px 18px;
  border-radius: 999px;
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 14px;
  border: 1px solid transparent;
  transition: border-color 0.2s;
}

.scope-tag:hover {
  border-color: var(--color-primary);
}

/* 许可项目使用醒目样式 */
.scope-tag.licensed {
  background-color: #fff4e0;
  color: #9a6b15;
}

.scope-note {
  margin-top: 32px;
  padding: 16px 20px;
  border-left: 4px solid var(--color-accent);
  background-color: var(--color-bg-section);
  border-radius: 0 8px 8px 0;
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* 白底区块内的提示条改用更浅底色 */
.section:not(.section-alt) .scope-note,
.scope-note.on-white {
  background-color: var(--color-bg-section);
}

/* ========== 公司简介文本 ========== */
.about-text {
  max-width: 880px;
  margin: 0 auto;
  font-size: 16px;
  color: var(--color-text-secondary);
  text-indent: 2em;
}

.about-highlight {
  display: flex;
  justify-content: center;
  gap: 64px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.highlight-item {
  text-align: center;
}

.highlight-item .num {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
}

.highlight-item .label {
  margin-top: 4px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* ========== 工商信息卡片 ========== */
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.info-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.info-card:hover {
  box-shadow: 0 8px 24px rgba(107, 64, 39, 0.12);
  transform: translateY(-3px);
}

.info-card .info-label {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.info-card .info-value {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  word-break: break-all;
}

/* 长文本卡片跨两列展示 */
.info-card.wide {
  grid-column: span 2;
}

/* 经营状态徽标 */
.status-badge {
  display: inline-block;
  padding: 2px 14px;
  border-radius: 999px;
  background-color: #e6f4ea;
  color: #1e7d3c;
  font-size: 16px;
  font-weight: 600;
}

/* ========== 联系方式卡片 ========== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.contact-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 36px 24px;
  text-align: center;
  transition: box-shadow 0.2s, transform 0.2s;
}

.contact-card:hover {
  box-shadow: 0 8px 24px rgba(107, 64, 39, 0.12);
  transform: translateY(-3px);
}

.contact-card .contact-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--color-white);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-card h3 {
  font-size: 17px;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}

.contact-card p {
  font-size: 15px;
  color: var(--color-text-secondary);
  word-break: break-all;
}

.contact-card a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.contact-card a:hover {
  text-decoration: underline;
}

/* ========== 长文内容（隐私政策等） ========== */
.prose {
  max-width: 880px;
  margin: 0 auto;
}

.prose h3 {
  font-size: 19px;
  color: var(--color-primary-dark);
  margin: 36px 0 12px;
}

.prose h3:first-child {
  margin-top: 0;
}

.prose p,
.prose li {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: 10px;
  text-align: justify;
}

.prose ul {
  padding-left: 22px;
}

.prose .update-time {
  font-size: 14px;
  color: var(--color-accent);
  margin-bottom: 24px;
}

/* ========== 页脚 ========== */
.site-footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 48px 24px 32px;
}

.footer-inner {
  max-width: var(--page-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-col {
  flex: 1 1 260px;
  max-width: 420px;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 17px;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.footer-col p {
  font-size: 14px;
  margin-bottom: 6px;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 8px;
  font-size: 14px;
}

.footer-copyright {
  max-width: var(--page-max-width);
  margin: 32px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

/* ========== 响应式适配 ========== */
@media (max-width: 960px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .main-nav {
    gap: 16px;
  }

  .main-nav a {
    font-size: 14px;
  }

  .hero {
    padding: 64px 20px 72px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .info-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .info-card.wide {
    grid-column: auto;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .about-highlight {
    gap: 32px;
  }
}