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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #0b101f;
  color: #e2e8f0;
  line-height: 1.7;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 导航 */
.navbar {
  background: #080b16;
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 99;
  border-bottom: 1px solid #1e293b;
}
.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand {
  color: #fff;
  font-size: 22px;
  font-weight: 600;
}
.nav {
  display: flex;
  gap: 28px;
}
.nav a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 15px;
  transition: color 0.3s;
}
.nav a:hover {
  color: #00e5ff;
}

/* 页面 */
.page {
  padding: 60px 0;
}

/* 科技卡片 */
.card {
  background: #0f172a;
  border-radius: 20px;
  padding: 44px 50px;
  margin-bottom: 32px;
  border: 1px solid #1e293b;
  box-shadow: 0 8px 40px rgba(0, 15, 45, 0.25);
  transition: all 0.3s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: #00e5ff;
  box-shadow: 0 12px 50px rgba(0, 229, 255, 0.12);
}

.heading {
  font-size: 26px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 32px;
  position: relative;
  padding-left: 14px;
}
.heading::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 22px;
  background: #00e5ff;
  border-radius: 2px;
}

/* 简介 */
.intro-layout {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.intro-cover {
  flex-shrink: 0;
  text-align: center;
}
.intro-cover img {
  width: 380px;
  height: 500px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid #1e293b;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}
.intro-cover span {
  display: inline-block;
  margin-top: 10px;
  font-size: 12px;
  color: #64748b;
}
.intro-desc {
  flex: 1;
  min-width: 320px;
  font-size: 16px;
  color: #cbd5e1;
}
.intro-desc p {
  margin-bottom: 18px;
}

/* 下载 */
.download-group {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
}
.dl-item {
  text-align: center;
  background: #111827;
  padding: 32px 42px;
  border-radius: 14px;
  border: 1px solid #1e293b;
  min-width: 240px;
}
.dl-item h3 {
  font-size: 18px;
  margin-bottom: 20px;
  color: #f1f5f9;
}
.btn {
  display: inline-block;
  padding: 14px 32px;
  background: #00e5ff;
  color: #0f172a;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s;
}
.btn:hover {
  background: #00b8d9;
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

/* 剧情 */
.story-box {
  font-size: 16px;
  color: #cbd5e1;
}
.story-box ul {
  margin: 20px 0;
  padding-left: 24px;
}
.story-box li {
  margin-bottom: 10px;
}

/* 特色 */
.feature-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.feature {
  background: #111827;
  padding: 24px 28px;
  border-radius: 12px;
  border: 1px solid #1e293b;
  font-size: 16px;
  font-weight: 500;
  color: #e2e8f0;
}

/* 攻略 */
.guide-box {
  font-size: 16px;
  color: #cbd5e1;
}
.guide-box p {
  margin-bottom: 12px;
}

/* 截图（完美比例） */
.screenshot-box {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}
.screenshot-box img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid #1e293b;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  transition: transform 0.3s;
}
.screenshot-box img:hover {
  transform: scale(1.03);
}
.shot-tip {
  text-align: center;
  font-size: 12px;
  color: #64748b;
  margin-top: 16px;
}

/* 评价 */
.comment-list {
  display: grid;
  gap: 22px;
}
.comment {
  background: #111827;
  padding: 24px 28px;
  border-radius: 12px;
  border: 1px solid #1e293b;
}
.comment .name {
  font-weight: 600;
  font-size: 16px;
  color: #ffffff;
  margin-bottom: 6px;
}
.comment .star {
  color: #fbbf24;
  font-size: 16px;
  margin-bottom: 10px;
}
.comment .txt {
  font-size: 15px;
  color: #94a3b8;
}

/* 底部 */
.footer {
  background: #080b16;
  color: #64748b;
  text-align: center;
  padding: 36px 0;
  font-size: 14px;
  border-top: 1px solid #1e293b;
}