*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif; overflow-x: hidden; background: #f5f0eb; color: #2d2a26; }

/* 容器和节 */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section:nth-child(even) { background: #ebe4dc; }

/* 导航 - 浅米白底 */
.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: rgba(245, 240, 235, 0.92); backdrop-filter: blur(12px); border-bottom: 1px solid #d6cdc0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.3rem; text-decoration: none; color: #2d2a26; letter-spacing: 1px; }
.logo-icon { width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, #c7a87b, #a8885f); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: #fff; box-shadow: 0 2px 8px rgba(167, 136, 95, 0.3); }
.main-nav { display: flex; align-items: center; gap: 28px; list-style: none; }
.main-nav a { text-decoration: none; font-size: 0.9rem; font-weight: 500; color: #4a443d; transition: color 0.2s; position: relative; }
.main-nav a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: #c7a87b; transition: width 0.25s; }
.main-nav a:hover::after { width: 100%; }
.main-nav a:hover { color: #8b6f4a; }
.nav-cta { padding: 8px 22px; border-radius: 24px; background: linear-gradient(135deg, #c7a87b, #a8885f); color: #fff !important; font-weight: 600; box-shadow: 0 2px 10px rgba(167, 136, 95, 0.25); transition: transform 0.2s, box-shadow 0.2s; }
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(167, 136, 95, 0.35); }
.nav-cta::after { display: none !important; }
.menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: #4a443d; }

/* Hero - 赏金主题 */
.hero { min-height: 75vh; display: flex; align-items: center; background: linear-gradient(145deg, #f5f0eb 0%, #e8dfd4 100%); position: relative; overflow: hidden; }
.hero::before { content: '✦'; position: absolute; top: -80px; right: -60px; font-size: 30rem; color: rgba(199, 168, 123, 0.08); transform: rotate(15deg); pointer-events: none; }
.hero-content { max-width: 720px; position: relative; }
.hero-eyebrow { display: inline-block; font-size: 0.8rem; font-weight: 600; padding: 6px 18px; border-radius: 30px; background: rgba(199, 168, 123, 0.15); color: #8b6f4a; margin-bottom: 18px; letter-spacing: 2px; text-transform: uppercase; }
.hero h1 { font-size: 3.2rem; line-height: 1.15; margin-bottom: 20px; font-weight: 800; color: #2d2a26; letter-spacing: -0.5px; }
.hero h1 span { background: linear-gradient(135deg, #c7a87b, #a8885f); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p { font-size: 1.15rem; opacity: 0.7; max-width: 560px; margin-bottom: 36px; color: #4a443d; line-height: 1.6; }
.hero-buttons { display: flex; gap: 16px; }
.hero-image { border-radius: 16px; overflow: hidden; box-shadow: 0 8px 32px rgba(45, 42, 38, 0.08); }
.hero-image img { width: 100%; height: auto; display: block; }

/* 按钮 - 金棕色系 */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: 30px; font-weight: 600; cursor: pointer; border: none; text-decoration: none; transition: all 0.25s; font-size: 0.95rem; }
.btn-primary { background: linear-gradient(135deg, #c7a87b, #a8885f); color: #fff; box-shadow: 0 4px 14px rgba(167, 136, 95, 0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(167, 136, 95, 0.4); }
.btn-outline { background: transparent; border: 1.5px solid #c7a87b; color: #8b6f4a; }
.btn-outline:hover { background: rgba(199, 168, 123, 0.08); border-color: #a8885f; }

/* 标签/标题 - 赏金风格 */
.section-label { display: inline-block; font-size: 0.75rem; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: #c7a87b; margin-bottom: 10px; }
.section-title { font-size: 2.2rem; margin-bottom: 14px; color: #2d2a26; font-weight: 700; letter-spacing: -0.3px; }
.section-desc { max-width: 600px; opacity: 0.7; color: #4a443d; margin-bottom: 44px; line-height: 1.6; }

/* 卡片网格 - 温暖卡片 */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 28px; }
.category-card { border-radius: 16px; padding: 32px 28px; background: #fff; border: 1px solid #e3d9cd; transition: all 0.3s; box-shadow: 0 2px 8px rgba(45, 42, 38, 0.04); }
.category-card:hover { transform: translateY(-5px); box-shadow: 0 12px 32px rgba(167, 136, 95, 0.12); border-color: #c7a87b; }
.card-icon { width: 52px; height: 52px; border-radius: 14px; background: linear-gradient(135deg, #f0e8de, #e3d9cd); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; font-size: 1.4rem; color: #8b6f4a; }
.card-link { font-weight: 600; font-size: 0.85rem; text-decoration: none; color: #c7a87b; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.2s; }
.card-link:hover { gap: 10px; }

/* 特性块 - 左右布局 */
.feature-block { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.feature-image { border-radius: 16px; overflow: hidden; box-shadow: 0 6px 24px rgba(45, 42, 38, 0.06); }
.feature-image img { width: 100%; height: auto; display: block; }
.feature-text { }
.feature-list { list-style: none; }
.feature-list li { padding: 8px 0; display: flex; align-items: center; gap: 10px; font-size: 1rem; color: #4a443d; }
.feature-list li::before { content: '✦'; font-weight: 700; color: #c7a87b; font-size: 1.1rem; }

/* 数据条 - 赏金数据 */
.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 32px 20px; border-radius: 16px; background: #fff; border: 1px solid #e3d9cd; transition: transform 0.2s; }
.stat-item:hover { transform: translateY(-3px); }
.stat-number { font-size: 2.6rem; font-weight: 800; color: #2d2a26; line-height: 1; }
.stat-number::after { content: '+'; color: #c7a87b; font-size: 2rem; margin-left: 2px; }
.stat-label { font-size: 0.9rem; opacity: 0.6; color: #4a443d; margin-top: 8px; }

/* 内容墙 - 赏金新闻 */
.content-wall { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 28px; }
.content-wall-item { border-radius: 16px; overflow: hidden; background: #fff; border: 1px solid #e3d9cd; transition: all 0.3s; box-shadow: 0 2px 8px rgba(45, 42, 38, 0.04); }
.content-wall-item:hover { transform: translateY(-5px); box-shadow: 0 12px 32px rgba(167, 136, 95, 0.1); border-color: #c7a87b; }
.content-wall-item img { width: 100%; height: 200px; object-fit: cover; }
.content-wall-body { padding: 22px 20px; }
.content-wall-body h3 { font-size: 1.1rem; margin-bottom: 8px; color: #2d2a26; }
.content-wall-body p { font-size: 0.9rem; opacity: 0.7; color: #4a443d; }

/* FAQ - 赏金问答 */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid #e3d9cd; border-radius: 12px; margin-bottom: 10px; overflow: hidden; cursor: pointer; background: #fff; transition: border-color 0.2s; }
.faq-item:hover { border-color: #c7a87b; }
.faq-item .faq-question { padding: 18px 22px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; color: #2d2a26; font-size: 1rem; }
.faq-item .faq-question::after { content: '▾'; font-size: 0.9rem; color: #c7a87b; transition: transform 0.3s; }
.faq-item.open .faq-question::after { transform: rotate(180deg); }
.faq-item .faq-answer { padding: 0 22px 18px; display: none; opacity: 0.7; color: #4a443d; line-height: 1.6; }
.faq-item.open .faq-answer { display: block; }

/* CTA横幅 - 赏金金色 */
.cta-banner { padding: 64px 32px; text-align: center; border-radius: 20px; background: linear-gradient(135deg, #c7a87b, #a8885f); color: #fff; box-shadow: 0 8px 32px rgba(167, 136, 95, 0.25); }
.cta-banner h2 { color: #fff; font-size: 2rem; margin-bottom: 12px; }
.cta-banner p { color: rgba(255,255,255,0.85); margin-bottom: 28px; }
.cta-banner .btn-primary { background: #fff; color: #8b6f4a; box-shadow: 0 4px 14px rgba(0,0,0,0.08); }
.cta-banner .btn-primary:hover { background: #f5f0eb; }

/* 页脚 - 浅色温暖 */
.site-footer { padding: 60px 0 30px; background: #e8dfd4; border-top: 1px solid #d6cdc0; }
.site-footer .container { }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.footer-brand { }
.footer-brand p { opacity: 0.7; font-size: 0.9rem; color: #4a443d; margin-top: 12px; max-width: 260px; }
.footer-col h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 16px; color: #2d2a26; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { text-decoration: none; color: #4a443d; font-size: 0.9rem; opacity: 0.7; transition: opacity 0.2s, color 0.2s; }
.footer-col a:hover { opacity: 1; color: #8b6f4a; }
.footer-bottom { border-top: 1px solid #d6cdc0; margin-top: 40px; padding-top: 24px; text-align: center; font-size: 0.85rem; color: #4a443d; opacity: 0.6; }

/* 工具类 */
.text-accent { color: #c7a87b; }
.text-center { text-align: center; }
.seo-description { max-width: 600px; margin: 0 auto 48px; opacity: 0.7; color: #4a443d; line-height: 1.6; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* 响应式 */
@media (max-width: 768px) {
  .feature-block { grid-template-columns: 1fr; gap: 32px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .main-nav.open { display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; width: 100%; background: rgba(245, 240, 235, 0.98); padding: 24px 20px; border-bottom: 1px solid #d6cdc0; gap: 16px; }
  .hero h1 { font-size: 2.2rem; }
  .hero::before { font-size: 16rem; top: -40px; right: -40px; }
}
@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .hero h1 { font-size: 1.8rem; }
  .section-title { font-size: 1.6rem; }
}