:root {
  --bg-dark: #14101f;
  --bg-card: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(255, 105, 180, 0.3);
  --neon-pink: #ff69b4;
  --neon-purple: #9d4edd;
  --neon-blue: #00e5ff;
  --lemon-yellow: #ffea00;
  --text-main: #f0e6ff;
  --text-muted: #a89bb5;
  --glass-blur: blur(12px);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(157, 78, 221, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(0, 229, 255, 0.1) 0%, transparent 40%);
  background-attachment: fixed;
}

a {
  text-decoration: none;
  color: inherit;
}

/* 导航 */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(20, 16, 31, 0.7);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-glow);
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--neon-pink);
  text-shadow: 0 0 10px rgba(255, 105, 180, 0.5);
}

.brand img {
  height: 32px;
  width: auto;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: var(--text-main);
  font-size: 0.95rem;
  transition: color 0.2s, text-shadow 0.2s;
  position: relative;
}

.nav-links a:hover {
  color: var(--neon-blue);
  text-shadow: 0 0 8px rgba(0, 229, 255, 0.6);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--neon-blue);
  transition: width 0.3s;
}

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

.nav-action {
  background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
  padding: 8px 20px;
  border-radius: 20px;
  font-weight: bold;
  color: #fff;
  box-shadow: 0 4px 15px rgba(157, 78, 221, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}

.nav-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 105, 180, 0.6);
}

/* Hero 首屏 */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 20px 60px;
  position: relative;
}

.hero-content {
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-text h1 {
  font-size: 3rem;
  line-height: 1.2;
  margin-bottom: 20px;
  background: linear-gradient(to right, var(--neon-blue), var(--neon-pink), var(--lemon-yellow));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 20px rgba(255, 105, 180, 0.2);
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 30px;
  max-width: 500px;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
  color: #fff;
  padding: 14px 32px;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: bold;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 15px var(--neon-pink);
  transition: transform 0.2s, box-shadow 0.2s;
  display: inline-block;
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: 0 0 25px var(--neon-pink);
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--neon-blue);
  color: var(--neon-blue);
  padding: 14px 32px;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: bold;
  transition: background 0.2s, color 0.2s;
  display: inline-block;
}

.btn-secondary:hover {
  background: rgba(0, 229, 255, 0.1);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-main {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5), 0 0 20px var(--neon-purple);
  border: 1px solid rgba(255,255,255,0.1);
}

.hero-image-float {
  position: absolute;
  bottom: -20px;
  left: -30px;
  width: 200px;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.6);
  border: 2px solid var(--neon-blue);
}

/* 通用区块 */
section {
  padding: 80px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 40px;
  color: #fff;
  text-shadow: 0 0 15px rgba(157, 78, 221, 0.6);
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 20%;
  width: 60%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--neon-pink), var(--neon-blue), transparent);
  border-radius: 2px;
}

/* 核心功能 */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 30px;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 50%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(157, 78, 221, 0.2);
  border-color: var(--border-glow);
}

.feature-card:hover::before {
  left: 150%;
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--neon-blue);
  text-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
}

.feature-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--neon-pink);
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* 画面预览区 */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.preview-img {
  width: 100%;
  border-radius: 12px;
  object-fit: cover;
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid rgba(255,255,255,0.1);
}

.preview-img.vertical {
  aspect-ratio: 9/16;
}

.preview-img.horizontal {
  aspect-ratio: 16/9;
  grid-column: span 2;
}

.preview-img:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 20px rgba(0,0,0,0.5);
  border-color: var(--neon-blue);
}

/* 画廊列表 */
.gallery-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.gallery-card {
  background: #1c1729;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s, box-shadow 0.3s;
}

.gallery-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.6);
}

.gallery-cover {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.gallery-info {
  padding: 16px;
}

.gallery-title {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gallery-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.tag-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  background: rgba(157, 78, 221, 0.2);
  color: #d4a5ff;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  border: 1px solid rgba(157, 78, 221, 0.4);
}

/* 角色图鉴 */
.characters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.character-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 12px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s;
}

.character-card:hover {
  transform: translateY(-8px);
}

.character-img {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 12px;
}

.character-name {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 4px;
}

.character-role {
  font-size: 0.8rem;
  color: var(--neon-blue);
}

/* 社区/动态 */
.community-feed {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.community-post {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,0.05);
}

.post-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.post-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: #fff;
}

.post-user {
  font-size: 0.95rem;
  color: #fff;
}

.post-text {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.post-image {
  width: 100%;
  border-radius: 12px;
  object-fit: cover;
  aspect-ratio: 16/9;
}

/* 下载区 */
.download-section {
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(157, 78, 221, 0.1));
  border-radius: 24px;
  padding: 60px 20px;
  margin-bottom: 60px;
  border: 1px solid rgba(157, 78, 221, 0.2);
}

.download-section h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--lemon-yellow);
}

.download-section p {
  color: var(--text-muted);
  margin-bottom: 30px;
}

/* 页脚 */
footer {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 40px 20px;
  text-align: center;
  color: #666;
  font-size: 0.85rem;
}

.footer-links {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.footer-links a {
  color: #888;
}

.footer-links a:hover {
  color: var(--neon-pink);
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

footer a.beian {
  color: #888;
  transition: color 0.2s;
}

footer a.beian:hover {
  color: var(--neon-blue);
}

/* 响应式 */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-text p {
    margin: 0 auto 30px;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-image-main {
    margin: 0 auto;
  }
  .hero-image-float {
    left: 10%;
  }
  .preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .preview-img.horizontal {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hero-text h1 {
    font-size: 2.2rem;
  }
  .section-title {
    font-size: 1.8rem;
  }
  .preview-grid {
    grid-template-columns: 1fr;
  }
  .preview-img.horizontal {
    grid-column: span 1;
  }
  .hero-image-float {
    display: none;
  }
}