/* STARLINK AIRPORT · 星链机场 赛博朋克极速样式表 */
:root {
  --bg-primary: #05070F;
  --bg-card: rgba(255, 255, 255, 0.04);
  --border-card: rgba(255, 255, 255, 0.09);
  --neon-cyan: #00E5FF;
  --neon-purple: #7C4DFF;
  --neon-magenta: #FF2D78;
  --text-main: #F3F4F6;
  --text-muted: #9CA3AF;
  --font-orbitron: 'Orbitron', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* 全屏 CRT 扫描线质感叠加 */
.scanline-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.03),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.03)
  );
  background-size: 100% 3px, 6px 100%;
  opacity: 0.7;
}

/* 玻璃质感卡片标准 */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
  border-color: rgba(0, 229, 255, 0.45);
  box-shadow: 0 10px 30px -10px rgba(0, 229, 255, 0.3), 0 0 20px rgba(124, 77, 255, 0.15);
  transform: translateY(-4px);
}

/* 字体与渐变 */
.font-orbitron {
  font-family: var(--font-orbitron);
  letter-spacing: 0.05em;
}

.text-gradient {
  background: linear-gradient(135deg, #00E5FF 0%, #7C4DFF 55%, #FF2D78 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.glow-text-cyan {
  text-shadow: 0 0 15px rgba(0, 229, 255, 0.55), 0 0 35px rgba(0, 229, 255, 0.25);
}

.glow-text-purple {
  text-shadow: 0 0 15px rgba(124, 77, 255, 0.55);
}

/* 按钮样式规范 */
.btn-primary-neon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.2) 0%, rgba(124, 77, 255, 0.2) 100%);
  color: #FFFFFF;
  border: 1px solid var(--neon-cyan);
  border-radius: 9999px;
  padding: 14px 32px;
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 0 18px rgba(0, 229, 255, 0.35);
}

.btn-primary-neon:hover {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.4) 0%, rgba(124, 77, 255, 0.4) 100%);
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.7), 0 0 50px rgba(124, 77, 255, 0.4);
  transform: translateY(-2px);
}

.btn-secondary-glass {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: #E5E7EB;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 9999px;
  padding: 14px 30px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
}

.btn-secondary-glass:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  color: #FFFFFF;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.btn-blog-dofollow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(124, 77, 255, 0.18);
  color: #E0E7FF;
  border: 1px solid rgba(124, 77, 255, 0.5);
  border-radius: 9999px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
}

.btn-blog-dofollow:hover {
  background: rgba(124, 77, 255, 0.35);
  border-color: #A78BFA;
  color: #FFFFFF;
  box-shadow: 0 0 25px rgba(124, 77, 255, 0.5);
  transform: translateY(-2px);
}

/* 脉冲发光边框动画 */
@keyframes neon-pulse {
  0%, 100% {
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.4), inset 0 0 10px rgba(0, 229, 255, 0.2);
  }
  50% {
    box-shadow: 0 0 28px rgba(0, 229, 255, 0.75), inset 0 0 16px rgba(0, 229, 255, 0.4);
  }
}

.animate-neon-pulse {
  animation: neon-pulse 2.4s infinite ease-in-out;
}

/* 动效显现 Intersection Observer */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* 特殊高亮套餐样式 */
.pricing-card-highlight {
  background: rgba(0, 229, 255, 0.05);
  border: 2px solid var(--neon-cyan) !important;
  box-shadow: 0 0 35px rgba(0, 229, 255, 0.25);
  transform: scale(1.03);
}

.pricing-card-highlight:hover {
  transform: scale(1.05) translateY(-4px);
  box-shadow: 0 0 45px rgba(0, 229, 255, 0.45);
}

/* 减弱动画适配 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}