/* ============================================
   九游会备用网址 - 探索不止，尽在九游
   独特视觉风格：暖阳珊瑚 × 薄荷玻璃态
   Awwwards级别设计系统
   ============================================ */

/* --- 基础重置 --- */
*, *::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: #FFFBF5;
  color: #2D1B1B;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 全局链接样式 */
a {
  color: #FF6B6B;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
a:hover {
  color: #4ECDC4;
}

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

.section {
  padding: 80px 0;
}

.section:nth-child(even) {
  background: #FFF8F6;
}

/* --- 导航 — 玻璃态固定顶部 --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 251, 245, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 107, 107, 0.12);
  transition: all 0.3s ease;
}

.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: 1.2rem;
  text-decoration: none;
  color: #2D1B1B;
  letter-spacing: -0.3px;
  transition: all 0.25s ease;
}
.logo:hover {
  color: #FF6B6B;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  background: linear-gradient(135deg, #FF6B6B, #FF8E8E);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 3px 12px rgba(255, 107, 107, 0.25);
}

.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: #4A3B3B;
  position: relative;
  padding: 4px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #FF6B6B, #4ECDC4);
  border-radius: 2px;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.main-nav a:hover::after {
  width: 100%;
}
.main-nav a:hover {
  color: #FF6B6B;
}

.nav-cta {
  padding: 9px 22px;
  border-radius: 25px;
  color: #fff !important;
  font-weight: 600;
  background: linear-gradient(135deg, #FF6B6B, #FF8E7A);
  box-shadow: 0 4px 16px rgba(255, 107, 107, 0.3);
  letter-spacing: 0.3px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 107, 107, 0.4);
  color: #fff !important;
}
.nav-cta::after {
  display: none;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  z-index: 1001;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: #2D1B1B;
  border-radius: 3px;
  transition: all 0.3s ease;
}

/* --- 首页Hero --- */
.hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding-top: 68px;
  background: radial-gradient(ellipse at 30% 20%, rgba(255, 107, 107, 0.04) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 70%, rgba(78, 205, 196, 0.06) 0%, transparent 60%),
              #FFFBF5;
}

.hero-content {
  max-width: 720px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: 16px;
  background: rgba(255, 107, 107, 0.08);
  color: #FF6B6B;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: 2.8rem;
  line-height: 1.2;
  margin-bottom: 20px;
  font-weight: 800;
  color: #1A0D0D;
  letter-spacing: -0.5px;
}
.hero h1 .highlight {
  background: linear-gradient(135deg, #FF6B6B, #FF8E7A);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.1rem;
  opacity: 0.7;
  max-width: 560px;
  margin-bottom: 32px;
  color: #5C4A4A;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-image {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(255, 107, 107, 0.1), 0 4px 16px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(255, 107, 107, 0.08);
}

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

/* --- 按钮 --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.95rem;
  letter-spacing: 0.2px;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #FF6B6B, #FF8E7A);
  box-shadow: 0 6px 20px rgba(255, 107, 107, 0.3);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(255, 107, 107, 0.4);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1.5px solid #FF6B6B;
  color: #FF6B6B;
}
.btn-outline:hover {
  background: #FF6B6B;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(255, 107, 107, 0.25);
}

/* --- 标签/标题 --- */
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: #FF6B6B;
  text-transform: uppercase;
  position: relative;
  padding-left: 16px;
}
.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #FF6B6B;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 14px;
  font-weight: 700;
  color: #1A0D0D;
  letter-spacing: -0.3px;
  line-height: 1.25;
}

.section-desc {
  max-width: 600px;
  opacity: 0.7;
  margin-bottom: 40px;
  color: #5C4A4A;
  font-size: 1.05rem;
  line-height: 1.65;
}

/* --- 卡片网格 --- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.category-card {
  border-radius: 16px;
  padding: 28px;
  border: 1px solid rgba(255, 107, 107, 0.08);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: relative;
  overflow: hidden;
}
.category-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(78, 205, 196, 0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.category-card:hover::before {
  opacity: 1;
}
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(255, 107, 107, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
  border-color: rgba(255, 107, 107, 0.2);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 1.3rem;
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.12), rgba(78, 205, 196, 0.1));
  color: #FF6B6B;
  position: relative;
  z-index: 1;
}

.card-link {
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  color: #FF6B6B;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.25s ease;
}
.card-link::after {
  content: '→';
  transition: transform 0.25s ease;
}
.card-link:hover {
  color: #4ECDC4;
}
.card-link:hover::after {
  transform: translateX(4px);
}

/* --- 特性块 --- */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.feature-image {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(255, 107, 107, 0.08), 0 4px 12px rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(255, 107, 107, 0.06);
}

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

.feature-text {
  /* 内容区域 */
}

.feature-list {
  list-style: none;
  margin-top: 16px;
}

.feature-list li {
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: #4A3B3B;
}

.feature-list li::before {
  content: '✓';
  font-weight: 700;
  color: #4ECDC4;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* --- 数据条 --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  padding: 28px 20px;
  border-radius: 16px;
  border: 1px solid rgba(255, 107, 107, 0.06);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: all 0.3s ease;
}
.stat-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(255, 107, 107, 0.06);
  border-color: rgba(78, 205, 196, 0.3);
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #FF6B6B, #FF8E7A);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-top: 6px;
  color: #5C4A4A;
  font-weight: 500;
}

/* --- 内容墙 --- */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.content-wall-item {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 107, 107, 0.06);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  background: #fff;
}
.content-wall-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(255, 107, 107, 0.08), 0 4px 12px rgba(0, 0, 0, 0.03);
  border-color: rgba(78, 205, 196, 0.25);
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.content-wall-body {
  padding: 20px;
}
.content-wall-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: #1A0D0D;
}
.content-wall-body p {
  font-size: 0.9rem;
  color: #5C4A4A;
  opacity: 0.75;
  line-height: 1.5;
}

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

.faq-item {
  border: 1px solid rgba(255, 107, 107, 0.08);
  border-radius: 12px;
  margin-bottom: 8px;
  overflow: hidden;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
}
.faq-item:hover {
  border-color: rgba(78, 205, 196, 0.3);
  background: rgba(255, 255, 255, 0.8);
}

.faq-item .faq-question {
  padding: 16px 20px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #2D1B1B;
  font-size: 0.95rem;
}
.faq-item .faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 400;
  color: #FF6B6B;
  transition: all 0.3s ease;
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item .faq-answer {
  padding: 0 20px 16px;
  display: none;
  opacity: 0.7;
  color: #5C4A4A;
  font-size: 0.9rem;
  line-height: 1.6;
}

.faq-item.open .faq-answer {
  display: block;
}
.faq-item.open .faq-question::after {
  content: '−';
  color: #4ECDC4;
}
.faq-item.open {
  border-color: rgba(78, 205, 196, 0.4);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 16px rgba(78, 205, 196, 0.06);
}

/* --- CTA横幅 --- */
.cta-banner {
  padding: 56px 24px;
  text-align: center;
  border-radius: 20px;
  color: #fff;
  background: linear-gradient(135deg, #FF6B6B, #FF8E7A, #FF6B6B);
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
  box-shadow: 0 16px 48px rgba(255, 107, 107, 0.25);
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 60%);
  border-radius: 50%;
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -25%;
  left: -15%;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(78,205,196,0.2) 0%, transparent 60%);
  border-radius: 50%;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.cta-banner h2 {
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  position: relative;
  z-index: 1;
}
.cta-banner p {
  color: rgba(255,255,255,0.9);
  position: relative;
  z-index: 1;
  margin-top: 8px;
}

.cta-banner .btn-primary {
  background: #fff;
  color: #FF6B6B;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 1;
  margin-top: 16px;
}
.cta-banner .btn-primary:hover {
  background: #fff;
  color: #FF6B6B;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.15);
  transform: translateY(-3px);
}

/* --- 页脚 --- */
.site-footer {
  padding: 56px 0 28px;
  background: #F5EDE8;
  color: #2D1B1B;
  border-top: 1px solid rgba(255, 107, 107, 0.08);
}

.site-footer .container {
  /* 继承 */
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand {
  /* 品牌区域 */
}
.footer-brand h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #1A0D0D;
}
.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.7;
  color: #5C4A4A;
  line-height: 1.6;
}

.footer-col {
  /* 链接列 */
}
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 14px;
  color: #FF6B6B;
}
.footer-col a {
  display: block;
  font-size: 0.9rem;
  color: #4A3B3B;
  text-decoration: none;
  padding: 4px 0;
  transition: color 0.25s ease;
}
.footer-col a:hover {
  color: #4ECDC4;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 107, 107, 0.1);
  margin-top: 40px;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: #5C4A4A;
  opacity: 0.8;
}

/* --- 工具类 --- */
.text-accent {
  color: #FF6B6B;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.7;
  color: #5C4A4A;
  font-size: 0.95rem;
  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);
    gap: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .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(255, 251, 245, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid rgba(255, 107, 107, 0.1);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.04);
  }
  .main-nav.open a {
    font-size: 1rem;
    padding: 8px 0;
  }

  .section {
    padding: 48px 0;
  }

  .hero {
    min-height: 55vh;
    padding-top: 68px;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero p {
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .cta-banner {
    padding: 40px 20px;
    border-radius: 16px;
  }
  .cta-banner h2 {
    font-size: 1.4rem;
  }
}

@media (max-width: 480px) {
  .cards-grid,
  .content-wall,
  .stats-bar {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 10px;
  }

  .hero h1 {
    font-size: 1.6rem;
  }

  .section-title {
    font-size: 1.3rem;
  }

  .stat-number {
    font-size: 1.6rem;
  }

  .container {
    padding: 0 16px;
  }

  .header-inner {
    padding: 0 16px;
  }
}