/* ============================================================
   汽水音乐官网 - 全站样式
   版本: 1.0.0
   主色: #7FFF00 (荧光绿) → #00E5CC (青绿)
   背景: #0A0A0A / #111111 / #161616
   ============================================================ */

/* ---- 变量 ---- */
:root {
  --color-primary: #7FFF00;
  --color-primary-dark: #5DC900;
  --color-secondary: #00E5CC;
  --color-accent: #A8FF3E;
  --color-bg: #0A0A0A;
  --color-bg-card: #141414;
  --color-bg-section: #111111;
  --color-bg-hover: #1A1A1A;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-green: rgba(127, 255, 0, 0.2);
  --color-text: #F0F0F0;
  --color-text-muted: #888888;
  --color-text-light: #BBBBBB;
  --gradient-primary: linear-gradient(135deg, #7FFF00 0%, #00E5CC 100%);
  --gradient-dark: linear-gradient(135deg, rgba(127,255,0,0.12) 0%, rgba(0,229,204,0.08) 100%);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.6);
  --transition: 0.25s ease;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --container-max: 1280px;
  --container-pad: 24px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: #fff; }

/* ---- 工具类 ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.text-center { text-align: center; }
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section {
  padding: 80px 0;
}
.section-sm {
  padding: 56px 0;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

/* ---- 按钮 ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #000;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(127, 255, 0, 0.35);
  color: #000;
}

.btn-outline {
  border: 1.5px solid var(--color-border-green);
  color: var(--color-primary);
  background: transparent;
}
.btn-outline:hover {
  background: rgba(127, 255, 0, 0.08);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-dark {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text-light);
  border: 1px solid var(--color-border);
}
.btn-dark:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.btn-lg {
  padding: 14px 30px;
  font-size: 1rem;
}

/* ============================================================
   导航
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

.nav-wrap {
  display: flex;
  align-items: center;
  height: 64px;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}
.nav-logo-text {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-menu li a {
  display: block;
  padding: 6px 14px;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  border-radius: 6px;
  transition: all var(--transition);
  font-weight: 500;
}
.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--color-primary);
  background: rgba(127, 255, 0, 0.06);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-muted);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================================
   面包屑
   ============================================================ */
.breadcrumb {
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
}
.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}
.breadcrumb-list li:not(:last-child)::after {
  content: "›";
  margin-left: 8px;
  opacity: 0.5;
}
.breadcrumb-list a { color: var(--color-text-muted); }
.breadcrumb-list a:hover { color: var(--color-primary); }
.breadcrumb-list .active { color: var(--color-text-light); }

/* ============================================================
   Hero 首页主视觉
   ============================================================ */
.hero {
  padding: 80px 0 60px;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(127,255,0,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,229,204,0.05) 0%, transparent 60%),
    var(--color-bg);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(127,255,0,0.08);
  border: 1px solid rgba(127,255,0,0.25);
  color: var(--color-primary);
  padding: 5px 14px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.hero-desc {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 32px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}
.hero-stat-item strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-stat-item span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.hero-visual {
  position: relative;
}
.hero-img {
  border-radius: var(--radius-lg);
  box-shadow: 0 32px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(127,255,0,0.1);
  width: 100%;
}

/* ============================================================
   轮播图
   ============================================================ */
.slider-section {
  position: relative;
  overflow: hidden;
}
.slider-wrap {
  position: relative;
  overflow: hidden;
}
.slider-track {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}
.slide {
  min-width: 100%;
  position: relative;
  overflow: hidden;
  max-height: 520px;
}
.slide img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  display: block;
}
.slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 60px;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
}
.slide-caption h2 {
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  margin-bottom: 8px;
}
.slide-caption p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  border-radius: 50%;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all var(--transition);
}
.slider-btn:hover { background: rgba(127,255,0,0.3); border-color: var(--color-primary); }
.slider-btn-prev { left: 20px; }
.slider-btn-next { right: 20px; }

.slider-controls {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}
.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transition: all var(--transition);
}
.slider-dot.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 4px;
}

/* ============================================================
   统计数字
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stat-card {
  background: var(--color-bg-card);
  padding: 32px 24px;
  text-align: center;
  transition: background var(--transition);
}
.stat-card:hover { background: var(--color-bg-hover); }
.stat-number {
  display: block;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* ============================================================
   功能卡片
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--color-border-green);
  background: var(--color-bg-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}
.feature-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  color: #fff;
}
.feature-card p {
  font-size: 0.87rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================================
   下载平台卡片
   ============================================================ */
.download-platforms {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.platform-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.platform-card:hover {
  border-color: var(--color-border-green);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}
.platform-icon {
  font-size: 2.8rem;
  display: block;
}
.platform-card h3 {
  font-size: 1.1rem;
}
.platform-card p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  flex: 1;
}
.platform-version {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ============================================================
   文章卡片
   ============================================================ */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.article-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  border-color: var(--color-border-green);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.article-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--color-bg-section);
}
.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.article-card:hover .article-thumb img { transform: scale(1.04); }

.article-category {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0,0,0,0.7);
  border: 1px solid rgba(127,255,0,0.3);
  color: var(--color-primary);
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.article-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.76rem;
  color: var(--color-text-muted);
}

.article-body h3 {
  font-size: 0.95rem;
  line-height: 1.5;
  color: #fff;
  flex: 1;
}
.article-body h3 a { color: inherit; }
.article-body h3 a:hover { color: var(--color-primary); }

.article-excerpt {
  font-size: 0.83rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}
.read-more {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
}
.read-more:hover { color: var(--color-accent); }
.article-views {
  font-size: 0.76rem;
  color: var(--color-text-muted);
}

/* ============================================================
   用户评价
   ============================================================ */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.review-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}
.review-card:hover {
  border-color: var(--color-border-green);
  transform: translateY(-3px);
}

.review-stars {
  color: #FFD700;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.review-text {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.review-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
}
.review-platform {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  max-width: 800px;
  margin: 48px auto 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open,
.faq-item:hover { border-color: var(--color-border-green); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  gap: 12px;
}
.faq-question:hover { color: var(--color-primary); }

.faq-icon {
  font-size: 1.2rem;
  color: var(--color-primary);
  transition: transform var(--transition);
  flex-shrink: 0;
  font-weight: 300;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  padding: 0 22px;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 22px 18px;
}

/* ============================================================
   CTA 行动召唤
   ============================================================ */
.cta-section {
  background: var(--gradient-dark);
  border: 1px solid var(--color-border-green);
  border-radius: var(--radius-xl);
  padding: 60px 40px;
  text-align: center;
  margin: 0 0 80px;
}
.cta-section h2 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  margin-bottom: 12px;
}
.cta-section p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin-bottom: 32px;
}
.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   列表页
   ============================================================ */
.list-header {
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}
.list-header h1 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 10px;
}
.list-header p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.list-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.filter-btn {
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1.5px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(127,255,0,0.06);
}

/* ============================================================
   分页
   ============================================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.pagination a,
.pagination span,
.pagination .current {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .current {
  background: var(--gradient-primary);
  border-color: transparent;
  color: #000;
}

/* ============================================================
   侧边栏
   ============================================================ */
.sidebar-widget {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}

.widget-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 16px;
}

.widget-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.widget-list li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.widget-list li a:hover {
  background: rgba(127,255,0,0.05);
  color: var(--color-primary);
}
.item-num {
  font-size: 0.75rem;
  background: rgba(255,255,255,0.06);
  padding: 2px 8px;
  border-radius: 50px;
  color: var(--color-text-muted);
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag-cloud a {
  padding: 5px 12px;
  border-radius: 50px;
  font-size: 0.78rem;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.tag-cloud a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(127,255,0,0.05);
}

/* ============================================================
   内容页
   ============================================================ */
.content-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  align-items: start;
}

.article-content {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.article-header {
  padding: 32px 32px 24px;
  border-bottom: 1px solid var(--color-border);
}
.article-header h1 {
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  margin-bottom: 16px;
  line-height: 1.4;
}

.article-info {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.article-info span,
.article-info time {
  display: flex;
  align-items: center;
  gap: 5px;
}

.article-body-content {
  padding: 32px;
  line-height: 1.9;
  color: var(--color-text-light);
  font-size: 0.93rem;
}
.article-body-content h2 {
  font-size: 1.3rem;
  margin: 32px 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  color: #fff;
}
.article-body-content h3 {
  font-size: 1.1rem;
  margin: 24px 0 10px;
  color: var(--color-primary);
}
.article-body-content p {
  margin-bottom: 16px;
}
.article-body-content ul,
.article-body-content ol {
  padding-left: 24px;
  margin-bottom: 16px;
}
.article-body-content ul { list-style: disc; }
.article-body-content ol { list-style: decimal; }
.article-body-content li {
  margin-bottom: 8px;
  color: var(--color-text-light);
}
.article-body-content strong { color: #fff; font-weight: 600; }
.article-body-content blockquote {
  border-left: 3px solid var(--color-primary);
  padding: 14px 20px;
  background: rgba(127,255,0,0.04);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0;
  font-style: italic;
  color: var(--color-text-muted);
}
.article-body-content img {
  border-radius: var(--radius-md);
  margin: 20px 0;
}

.article-tags {
  padding: 20px 32px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.tag-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.article-tags a {
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.78rem;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.article-tags a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.related-articles {
  margin-top: 40px;
}
.related-articles h3 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ============================================================
   下载页
   ============================================================ */
.download-hero {
  padding: 60px 0 48px;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(127,255,0,0.07) 0%, transparent 70%),
    var(--color-bg);
}
.download-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}
.download-hero p {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 32px;
}

.download-main-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  margin-bottom: 24px;
  transition: border-color var(--transition);
}
.download-main-card:hover { border-color: var(--color-border-green); }

.download-meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.download-meta-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}
.download-meta-item strong {
  color: var(--color-text-light);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.download-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.download-visual img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

/* 版本表格 */
.version-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.version-table th {
  text-align: left;
  padding: 12px 16px;
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
}
.version-table td {
  padding: 14px 16px;
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border);
}
.version-table tr:last-child td { border-bottom: none; }
.version-table tr:hover td { background: rgba(255,255,255,0.02); }

.badge-latest {
  display: inline-block;
  background: var(--gradient-primary);
  color: #000;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 50px;
  margin-left: 6px;
  vertical-align: middle;
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  background: #080808;
  border-top: 1px solid var(--color-border);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--color-border);
}

.footer-brand p {
  font-size: 0.84rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: 14px;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 10px;
}
.social-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 700;
  transition: all var(--transition);
}
.social-btn:hover {
  background: rgba(127,255,0,0.1);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.footer-col h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col ul li a {
  font-size: 0.83rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--color-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copyright {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}
.footer-links a:hover { color: var(--color-primary); }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .download-platforms { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .content-layout { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .download-main-card { grid-template-columns: 1fr; }
  .download-visual { display: none; }
}

@media (max-width: 768px) {
  :root { --container-pad: 16px; }
  .section { padding: 56px 0; }
  .section-sm { padding: 40px 0; }

  .nav-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10,10,10,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--color-border);
    z-index: 99;
    gap: 4px;
  }
  .nav-menu.open { display: flex; }
  .nav-menu li a { padding: 12px 16px; font-size: 0.95rem; }

  .nav-toggle { display: flex; }
  .nav-actions .btn { display: none; }

  .features-grid { grid-template-columns: 1fr; }
  .download-platforms { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .hero { padding: 48px 0 40px; }
  .hero-stats { gap: 20px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }

  .slide img { height: 240px; }
  .slide-caption { padding: 20px; }
  .slide-caption h2 { font-size: 1.1rem; }

  .cta-section { padding: 40px 24px; }
  .cta-actions { flex-direction: column; }
  .cta-actions .btn { width: 100%; justify-content: center; }

  .download-hero { padding: 40px 0 32px; }
  .download-main-card { padding: 24px; }
  .download-btns { flex-direction: column; }
  .download-btns .btn { width: 100%; justify-content: center; }

  .list-header { padding: 24px 0 20px; }
  .article-header { padding: 24px; }
  .article-body-content { padding: 24px; }
  .article-tags { padding: 16px 24px; }

  div[style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
  div[style*="grid-template-columns: 1fr 320px"] {
    grid-template-columns: 1fr !important;
  }
  div[style*="grid-template-columns: repeat(2, 1fr)"] {
    grid-template-columns: 1fr !important;
  }
  div[style*="grid-template-columns: repeat(3, 1fr)"] {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .pagination { gap: 4px; }
  .pagination a, .pagination span, .pagination .current { width: 32px; height: 32px; font-size: 0.8rem; }
}

/* ============================================================
   打印样式
   ============================================================ */
@media print {
  .site-header, .site-footer, .sidebar-widget, .nav-toggle { display: none; }
  body { background: #fff; color: #000; }
  .article-body-content { color: #333; }
}