/* ========================================
   里番 - 游戏测试众包平台 全局样式
   ======================================== */

/* CSS变量定义 - 独特配色方案 */
:root {
  --primary: #6C3CE1;
  --primary-dark: #4A1FB8;
  --primary-light: #9B7AEF;
  --secondary: #FF6B35;
  --secondary-dark: #E04E1A;
  --accent: #00D4AA;
  --accent-dark: #00B894;
  --bg-dark: #0D0B1A;
  --bg-card: #1A1730;
  --bg-card-hover: #231F3E;
  --bg-section: #12102A;
  --bg-light: #F8F6FF;
  --text-primary: #EEEAF7;
  --text-secondary: #A9A2C0;
  --text-dark: #2D2640;
  --text-dark-secondary: #6B6280;
  --border-color: #2D2854;
  --border-light: #E5E0F5;
  --gradient-primary: linear-gradient(135deg, #6C3CE1 0%, #9B59B6 50%, #FF6B35 100%);
  --gradient-hero: linear-gradient(160deg, #0D0B1A 0%, #1A1040 40%, #2D1B69 100%);
  --gradient-card: linear-gradient(145deg, #1A1730 0%, #231F3E 100%);
  --shadow-sm: 0 2px 8px rgba(108, 60, 225, 0.1);
  --shadow-md: 0 4px 20px rgba(108, 60, 225, 0.15);
  --shadow-lg: 0 8px 40px rgba(108, 60, 225, 0.2);
  --shadow-glow: 0 0 30px rgba(108, 60, 225, 0.3);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --font-main: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-heading: 'Noto Serif SC', 'STSong', serif;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 全局重置 */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.4;
  font-weight: 700;
}

/* 干扰标签区块隐藏样式 */
.jammer-block {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  opacity: 0;
  pointer-events: none;
  user-select: none;
  z-index: -9999;
}

/* 容器 */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========== 导航栏 ========== */
.site-header {
  background: rgba(13, 11, 26, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 0;
  z-index: 1000;
  position: relative;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  flex-wrap: wrap;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  font-family: var(--font-heading);
}

.site-logo img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
}

.site-logo span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-menu a {
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--text-primary);
  background: rgba(108, 60, 225, 0.15);
}

.nav-menu a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switcher {
  position: relative;
}

.lang-btn {
  background: rgba(108, 60, 225, 0.2);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.lang-btn:hover {
  background: rgba(108, 60, 225, 0.3);
}

.lang-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 8px;
  min-width: 160px;
  display: none;
  z-index: 100;
  box-shadow: var(--shadow-lg);
}

.lang-dropdown.show {
  display: block;
}

.lang-dropdown a {
  display: block;
  padding: 8px 12px;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.lang-dropdown a:hover {
  background: rgba(108, 60, 225, 0.15);
  color: var(--text-primary);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* ========== 英雄区域 ========== */
.hero-section {
  background: var(--gradient-hero);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(108, 60, 225, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: heroGlow 8s ease-in-out infinite;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: heroGlow 6s ease-in-out infinite reverse;
}

@keyframes heroGlow {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: rgba(108, 60, 225, 0.2);
  border: 1px solid rgba(108, 60, 225, 0.4);
  padding: 6px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--primary-light);
  margin-bottom: 24px;
  letter-spacing: 1px;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  margin-bottom: 20px;
  line-height: 1.2;
  background: linear-gradient(135deg, #FFFFFF 0%, #C8B8F0 50%, #FF6B35 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 60px;
  flex-wrap: wrap;
}

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

.hero-stat-num {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
}

.hero-stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ========== 按钮样式 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 15px rgba(108, 60, 225, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(108, 60, 225, 0.5);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary-light);
  color: var(--primary-light);
}

.btn-outline:hover {
  background: rgba(108, 60, 225, 0.15);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--secondary);
  color: #fff;
}

.btn-secondary:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.9rem;
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.1rem;
}

/* ========== 区块标题 ========== */
.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-tag {
  display: inline-block;
  background: rgba(108, 60, 225, 0.15);
  color: var(--primary-light);
  padding: 4px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.section-title span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== 通用区块 ========== */
.section {
  padding: 80px 0;
}

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

.section-light {
  background: var(--bg-light);
  color: var(--text-dark);
}

.section-light .section-title {
  color: var(--text-dark);
}

.section-light .section-desc {
  color: var(--text-dark-secondary);
}

/* ========== 核心价值 ========== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
  border-color: var(--primary);
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(108, 60, 225, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========== 热门测试项目 ========== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.project-body {
  padding: 24px;
}

.project-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.project-tag {
  background: rgba(108, 60, 225, 0.15);
  color: var(--primary-light);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.8rem;
}

.project-tag.urgent {
  background: rgba(255, 107, 53, 0.15);
  color: var(--secondary);
}

.project-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.project-pay {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}

.project-slots {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ========== 合作伙伴 ========== */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  align-items: center;
}

.partner-item {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100px;
  transition: all var(--transition-normal);
}

.partner-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.partner-item img {
  max-height: 50px;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
  filter: grayscale(0.5);
}

.partner-item:hover img {
  opacity: 1;
  filter: grayscale(0);
}

/* ========== 用户评价轮播 ========== */
.testimonials-wrapper {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform var(--transition-slow);
}

.testimonial-card {
  min-width: 100%;
  padding: 0 20px;
}

.testimonial-inner {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.testimonial-stars {
  color: #FFD700;
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.testimonial-text {
  font-size: 1.1rem;
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary);
}

.testimonial-info h4 {
  font-size: 1rem;
  color: var(--text-primary);
}

.testimonial-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.testimonial-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.testimonial-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-color);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.testimonial-dot.active {
  background: var(--primary);
  transform: scale(1.2);
}

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

.faq-item {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--primary);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-main);
}

.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--primary-light);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-question::after {
  content: '−';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

/* ========== 注册登录入口 ========== */
.cta-section {
  background: var(--gradient-primary);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-content {
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: 2.4rem;
  color: #fff;
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-white {
  background: #fff;
  color: var(--primary-dark);
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
  color: var(--primary-dark);
}

.btn-ghost {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.5);
  color: #fff;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  color: #fff;
}

/* ========== 面包屑导航 ========== */
.breadcrumb {
  padding: 16px 0;
  background: rgba(13, 11, 26, 0.5);
  border-bottom: 1px solid var(--border-color);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  flex-wrap: wrap;
}

.breadcrumb-list a {
  color: var(--text-secondary);
}

.breadcrumb-list a:hover {
  color: var(--primary-light);
}

.breadcrumb-sep {
  color: var(--text-secondary);
  opacity: 0.5;
}

.breadcrumb-current {
  color: var(--text-primary);
}

/* ========== 页脚 ========== */
.site-footer {
  background: #080614;
  border-top: 1px solid var(--border-color);
  padding: 60px 0 0;
}

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

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 16px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(108, 60, 225, 0.15);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.footer-col h4 {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 20px;
  font-family: var(--font-main);
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  padding: 6px 0;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.footer-col a:hover {
  color: var(--primary-light);
  padding-left: 6px;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-bottom-links a:hover {
  color: var(--primary-light);
}

/* ========== 筛选器 ========== */
.filter-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 30px;
  padding: 20px;
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.filter-select {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  min-width: 160px;
  cursor: pointer;
  font-family: var(--font-main);
}

.filter-select:focus {
  outline: none;
  border-color: var(--primary);
}

/* ========== 任务列表 ========== */
.task-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.task-item {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  transition: all var(--transition-fast);
}

.task-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.task-info h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--text-primary);
  font-family: var(--font-main);
}

.task-info h3 a {
  color: var(--text-primary);
}

.task-info h3 a:hover {
  color: var(--primary-light);
}

.task-details {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.task-detail {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.task-right {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.task-pay {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
}

.task-deadline {
  font-size: 0.85rem;
  color: var(--secondary);
}

/* ========== 社区页面 ========== */
.community-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 30px;
}

.forum-post {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 16px;
  transition: all var(--transition-fast);
}

.forum-post:hover {
  border-color: var(--primary);
}

.forum-post h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-family: var(--font-main);
}

.forum-post h3 a {
  color: var(--text-primary);
}

.forum-post-meta {
  display: flex;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.sidebar-widget {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 20px;
}

.sidebar-widget h4 {
  font-size: 1rem;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
  font-family: var(--font-main);
}

/* ========== 博客 ========== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.blog-thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blog-body {
  padding: 24px;
}

.blog-date {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.blog-card h3 {
  font-size: 1.05rem;
  margin-bottom: 12px;
  color: var(--text-primary);
  font-family: var(--font-main);
}

.blog-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ========== 评论评分 ========== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
}

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
}

.review-name {
  font-weight: 600;
  color: var(--text-primary);
}

.review-role {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.review-stars {
  color: #FFD700;
}

.review-text {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

.review-dimensions {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.review-dim {
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(108, 60, 225, 0.1);
  padding: 4px 12px;
  border-radius: 50px;
}

/* ========== 页面头部 ========== */
.page-hero {
  background: var(--gradient-hero);
  padding: 60px 0 40px;
  text-align: center;
}

.page-hero h1 {
  font-size: 2.4rem;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #FFFFFF 0%, #C8B8F0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-hero p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ========== 关于我们 ========== */
.about-timeline {
  position: relative;
  padding-left: 40px;
}

.about-timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--bg-dark);
}

.timeline-year {
  font-size: 0.85rem;
  color: var(--primary-light);
  font-weight: 700;
  margin-bottom: 6px;
}

.timeline-item h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  font-family: var(--font-main);
}

.timeline-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
  transition: all var(--transition-normal);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  object-fit: cover;
  border: 3px solid var(--primary);
}

.team-card h4 {
  font-size: 1rem;
  margin-bottom: 4px;
  font-family: var(--font-main);
}

.team-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ========== 分页 ========== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}

.pagination a, .pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.pagination a {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.pagination a:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.pagination .current {
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
}

/* ========== 动画 ========== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .features-grid,
  .projects-grid,
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .partners-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 16px;
  }

  .nav-menu.show {
    display: flex;
  }

  .nav-menu a {
    width: 100%;
    padding: 12px 16px;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-section {
    padding: 60px 0 40px;
    min-height: auto;
  }

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

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-stats {
    gap: 24px;
  }

  .hero-stat-num {
    font-size: 1.8rem;
  }

  .section {
    padding: 50px 0;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .features-grid,
  .projects-grid,
  .blog-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .task-item {
    grid-template-columns: 1fr;
  }

  .task-right {
    align-items: flex-start;
    flex-direction: row;
    gap: 16px;
  }

  .page-hero h1 {
    font-size: 1.8rem;
  }

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

  .filter-bar {
    flex-direction: column;
  }

  .filter-select {
    width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.5rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

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

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

/* ========== 滚动条美化 ========== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ========== 18+标识 ========== */
.age-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 107, 53, 0.15);
  border: 1px solid rgba(255, 107, 53, 0.3);
  color: var(--secondary);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
}