/* 蘑菇tv入口 - 鲜菇直达风格系统 */
/* 风格：柔雾渐变 + 菌菇自然肌理 + 低饱和暖色系 */
/* 禁止黑色背景，主色调：奶白、菌菇棕、苔藓绿、淡珊瑚 */

*, *::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: #fdf8f2; 
  color: #3d2c1e; 
  line-height: 1.6;
}

::selection {
  background: #c7b59e;
  color: #fff;
}

/* 核心布局 */
.container { 
  max-width: 1200px; 
  margin: 0 auto; 
  padding: 0 24px; 
}

.section { 
  padding: 80px 0; 
  position: relative;
}

.section:nth-child(even) { 
  background: #f7f0e8; 
}

/* 导航 — 柔雾玻璃 */
.site-header { 
  position: fixed; 
  top: 0; 
  left: 0; 
  width: 100%; 
  z-index: 1000; 
  background: rgba(253, 248, 242, 0.88); 
  backdrop-filter: blur(16px) saturate(1.2); 
  border-bottom: 1px solid rgba(199, 181, 158, 0.3); 
}

.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: 1.25rem; 
  text-decoration: none; 
  color: #3d2c1e; 
  letter-spacing: -0.02em;
}

.logo-icon { 
  width: 40px; 
  height: 40px; 
  border-radius: 50%; 
  background: linear-gradient(135deg, #d4b895, #a88b6f); 
  display: flex; 
  align-items: center; 
  justify-content: center; 
  font-size: 1.1rem; 
  color: #fff;
  box-shadow: 0 4px 12px rgba(168, 139, 111, 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; 
  transition: all 0.3s ease; 
  color: #5a4a3a; 
  position: relative;
  padding: 4px 0;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #c7a87b;
  transition: width 0.3s ease;
  border-radius: 2px;
}

.main-nav a:hover {
  color: #8a6f4f;
}

.main-nav a:hover::after {
  width: 100%;
}

.nav-cta { 
  padding: 10px 24px; 
  border-radius: 50px; 
  color: #fff !important; 
  font-weight: 600; 
  background: linear-gradient(135deg, #c7a87b, #a88b6f); 
  box-shadow: 0 4px 14px rgba(168, 139, 111, 0.35);
  transition: all 0.3s ease;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(168, 139, 111, 0.45);
  color: #fff !important;
}

.menu-toggle { 
  display: none; 
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #3d2c1e;
}

/* 首页Hero — 菌菇生长意象 */
.hero { 
  min-height: 80vh; 
  display: flex; 
  align-items: center; 
  background: linear-gradient(180deg, #fdf8f2 0%, #f0e6d8 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '🍄';
  position: absolute;
  right: -60px;
  top: 10%;
  font-size: 28rem;
  opacity: 0.06;
  transform: rotate(15deg);
  pointer-events: none;
}

.hero-content { 
  max-width: 680px; 
  position: relative;
  z-index: 2;
}

.hero-eyebrow { 
  display: inline-block; 
  font-size: 0.8rem; 
  font-weight: 700; 
  padding: 6px 18px; 
  border-radius: 50px; 
  margin-bottom: 20px; 
  background: rgba(199, 168, 123, 0.2); 
  color: #8a6f4f; 
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero h1 { 
  font-size: 3.2rem; 
  line-height: 1.15; 
  margin-bottom: 20px; 
  font-weight: 800; 
  letter-spacing: -0.03em;
  color: #2d1f12;
}

.hero h1 span {
  background: linear-gradient(135deg, #c7a87b, #8a6f4f);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p { 
  font-size: 1.1rem; 
  opacity: 0.75; 
  max-width: 520px; 
  margin-bottom: 36px; 
  color: #5a4a3a;
}

.hero-buttons { 
  display: flex; 
  gap: 16px; 
}

.hero-image { 
  border-radius: 20px; 
  overflow: hidden; 
  box-shadow: 0 20px 60px rgba(168, 139, 111, 0.2);
}

.hero-image img { 
  width: 100%; 
  height: auto; 
  display: block;
}

/* 按钮 — 菌菇质感 */
.btn { 
  display: inline-flex; 
  align-items: center; 
  gap: 10px; 
  padding: 14px 32px; 
  border-radius: 50px; 
  font-weight: 600; 
  cursor: pointer; 
  border: none; 
  text-decoration: none; 
  transition: all 0.3s ease; 
  font-size: 0.95rem;
}

.btn-primary { 
  color: #fff; 
  background: linear-gradient(135deg, #c7a87b, #a88b6f); 
  box-shadow: 0 4px 16px rgba(168, 139, 111, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(168, 139, 111, 0.45);
}

.btn-outline { 
  background: transparent; 
  border: 2px solid #c7a87b; 
  color: #8a6f4f;
}

.btn-outline:hover {
  background: rgba(199, 168, 123, 0.1);
  transform: translateY(-3px);
}

/* 标签/标题 */
.section-label { 
  display: inline-block; 
  font-size: 0.75rem; 
  font-weight: 700; 
  letter-spacing: 3px; 
  margin-bottom: 14px; 
  color: #a88b6f; 
  text-transform: uppercase;
}

.section-title { 
  font-size: 2.2rem; 
  margin-bottom: 16px; 
  font-weight: 700; 
  letter-spacing: -0.02em;
  color: #2d1f12;
}

.section-desc { 
  max-width: 600px; 
  opacity: 0.7; 
  margin-bottom: 44px; 
  color: #5a4a3a;
}

/* 卡片网格 — 菌菇卡片 */
.cards-grid { 
  display: grid; 
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); 
  gap: 28px; 
}

.category-card { 
  border-radius: 20px; 
  padding: 32px; 
  border: 1px solid rgba(199, 181, 158, 0.3); 
  transition: all 0.4s ease; 
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(4px);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #d4b895, #a88b6f);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.category-card:hover { 
  transform: translateY(-6px); 
  box-shadow: 0 12px 40px rgba(168, 139, 111, 0.15); 
  border-color: rgba(199, 168, 123, 0.5);
}

.category-card:hover::before {
  opacity: 1;
}

.card-icon { 
  width: 52px; 
  height: 52px; 
  border-radius: 16px; 
  display: flex; 
  align-items: center; 
  justify-content: center; 
  margin-bottom: 20px; 
  font-size: 1.5rem; 
  background: linear-gradient(135deg, #f0e6d8, #e0d0bc);
}

.card-link { 
  font-weight: 600; 
  font-size: 0.85rem; 
  text-decoration: none; 
  color: #8a6f4f;
  transition: color 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-link:hover {
  color: #c7a87b;
}

/* 特性块 */
.feature-block { 
  display: grid; 
  grid-template-columns: 1fr 1fr; 
  gap: 60px; 
  align-items: center; 
}

.feature-image { 
  border-radius: 20px; 
  overflow: hidden; 
  box-shadow: 0 16px 48px rgba(168, 139, 111, 0.15);
}

.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;
}

.feature-list li::before { 
  content: '🍄'; 
  font-weight: 700; 
  font-size: 1.1rem;
}

/* 数据条 */
.stats-bar { 
  display: grid; 
  grid-template-columns: repeat(4, 1fr); 
  gap: 28px; 
  text-align: center; 
}

.stat-item { 
  padding: 28px 20px; 
  border-radius: 20px; 
  border: 1px solid rgba(199, 181, 158, 0.3); 
  background: rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(168, 139, 111, 0.12);
}

.stat-number { 
  font-size: 2.5rem; 
  font-weight: 800; 
  color: #2d1f12;
  letter-spacing: -0.03em;
}

.stat-label { 
  font-size: 0.9rem; 
  opacity: 0.6; 
  margin-top: 8px; 
  color: #5a4a3a;
}

/* 内容墙 */
.content-wall { 
  display: grid; 
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); 
  gap: 28px; 
}

.content-wall-item { 
  border-radius: 20px; 
  overflow: hidden; 
  border: 1px solid rgba(199, 181, 158, 0.3); 
  transition: all 0.4s ease; 
  background: #fff;
}

.content-wall-item:hover { 
  transform: translateY(-6px); 
  box-shadow: 0 16px 40px rgba(168, 139, 111, 0.15); 
}

.content-wall-item img { 
  width: 100%; 
  height: 220px; 
  object-fit: cover; 
  transition: transform 0.6s ease;
}

.content-wall-item:hover img {
  transform: scale(1.05);
}

.content-wall-body { 
  padding: 24px; 
}

.content-wall-body h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: #2d1f12;
}

.content-wall-body p {
  color: #5a4a3a;
  opacity: 0.7;
  font-size: 0.9rem;
}

/* FAQ */
.faq-list { 
  max-width: 800px; 
  margin: 0 auto; 
}

.faq-item { 
  border: 1px solid rgba(199, 181, 158, 0.3); 
  border-radius: 16px; 
  margin-bottom: 10px; 
  overflow: hidden; 
  cursor: pointer; 
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.5);
}

.faq-item:hover {
  border-color: rgba(199, 168, 123, 0.5);
}

.faq-item .faq-question { 
  padding: 18px 24px; 
  font-weight: 600; 
  display: flex; 
  justify-content: space-between; 
  align-items: center;
  color: #2d1f12;
  font-size: 1rem;
}

.faq-item .faq-question::after {
  content: '↓';
  transition: transform 0.3s ease;
  opacity: 0.5;
}

.faq-item.open .faq-question::after {
  transform: rotate(180deg);
}

.faq-item .faq-answer { 
  padding: 0 24px 20px; 
  display: none; 
  opacity: 0.75; 
  color: #5a4a3a;
  line-height: 1.7;
}

.faq-item.open .faq-answer { 
  display: block; 
}

/* CTA横幅 */
.cta-banner { 
  padding: 64px 32px; 
  text-align: center; 
  border-radius: 24px; 
  background: linear-gradient(135deg, #c7a87b, #a88b6f, #8a6f4f);
  color: #fff; 
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '🍄';
  position: absolute;
  right: 20px;
  bottom: -20px;
  font-size: 8rem;
  opacity: 0.1;
}

.cta-banner h2 { 
  color: #fff; 
  font-size: 2rem;
  margin-bottom: 16px;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.8);
  max-width: 500px;
  margin: 0 auto 28px;
}

.cta-banner .btn-primary { 
  background: #fff; 
  color: #8a6f4f;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.cta-banner .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

/* 页脚 */
.site-footer { 
  padding: 64px 0 32px; 
  background: #3d2c1e;
  color: rgba(255, 255, 255, 0.8);
}

.site-footer .container { }

.footer-grid { 
  display: grid; 
  grid-template-columns: 2fr 1fr 1fr 1fr; 
  gap: 48px; 
}

.footer-brand { }

.footer-brand .logo {
  color: #fff;
}

.footer-brand p {
  margin-top: 16px;
  opacity: 0.6;
  font-size: 0.9rem;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color 0.3s;
  font-size: 0.9rem;
}

.footer-col ul li a:hover {
  color: #c7a87b;
}

.footer-bottom { 
  border-top: 1px solid rgba(255, 255, 255, 0.1); 
  margin-top: 48px; 
  padding-top: 24px; 
  text-align: center; 
  font-size: 0.85rem; 
  opacity: 0.5;
}

/* 工具类 */
.text-accent { 
  color: #c7a87b; 
}

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

.seo-description { 
  max-width: 600px; 
  margin: 0 auto 48px; 
  opacity: 0.7; 
}

.mt-0 { 
  margin-top: 0; 
}

.mb-0 { 
  margin-bottom: 0; 
}

/* 响应式 */
@media (max-width: 768px) {
  .feature-block { 
    grid-template-columns: 1fr; 
    gap: 40px;
  }
  
  .stats-bar { 
    grid-template-columns: repeat(2, 1fr); 
  }
  
  .footer-grid { 
    grid-template-columns: 1fr 1fr; 
  }
  
  .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(253, 248, 242, 0.98); 
    padding: 24px; 
    gap: 16px;
    border-bottom: 1px solid rgba(199, 181, 158, 0.3);
  }

  .hero h1 {
    font-size: 2.4rem;
  }

  .hero::before {
    font-size: 16rem;
    right: -40px;
  }

  .section-title {
    font-size: 1.8rem;
  }
}

@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: 2rem;
  }

  .hero::before {
    font-size: 10rem;
    right: -20px;
  }

  .section {
    padding: 60px 0;
  }

  .stat-number {
    font-size: 2rem;
  }
}