@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap');

:root {
  --bg-main: #05010f;
  --bg-alt: #09051c;
  --panel: rgba(19, 11, 40, 0.72);
  --panel-soft: rgba(24, 14, 52, 0.45);
  --line: rgba(88, 218, 255, 0.3);
  --text-main: #eaf7ff;
  --text-sub: #9cb2d8;
  --neon-cyan: #49f2ff;
  --neon-pink: #ff42d0;
  --neon-purple: #8b5dff;
}

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

html {
  background-color: #05010f;
  background-image: radial-gradient(circle at 20% 20%, rgba(73, 242, 255, 0.22), transparent 36%),
    radial-gradient(circle at 80% 0%, rgba(255, 66, 208, 0.18), transparent 30%);
  background-repeat: no-repeat;
}

body {
  position: relative;
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: #05010f;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(73, 242, 255, 0.04) 0,
      rgba(73, 242, 255, 0.04) 1px,
      transparent 1px,
      transparent 65px
    ),
    repeating-linear-gradient(
      180deg,
      rgba(255, 66, 208, 0.025) 0,
      rgba(255, 66, 208, 0.025) 1px,
      transparent 1px,
      transparent 65px
    ),
    radial-gradient(circle at 20% 20%, rgba(73, 242, 255, 0.22), transparent 36%),
    radial-gradient(circle at 80% 0%, rgba(255, 66, 208, 0.18), transparent 30%),
    linear-gradient(150deg, var(--bg-main) 0%, var(--bg-alt) 100%);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
}

.topbar,
.hero-wrap,
.feature-section,
.faq-section,
.reviews-section,
.footer {
  position: relative;
  z-index: 2;
}

.topbar::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
  opacity: 0.85;
}

.bg-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 999px;
  filter: blur(90px);
  opacity: 0.4;
  pointer-events: none;
  z-index: -1;
}

.glow-left {
  left: -120px;
  top: 40px;
  background: var(--neon-cyan);
}

.glow-right {
  right: -120px;
  top: 240px;
  background: var(--neon-pink);
}

.topbar,
.hero-wrap,
.feature-section,
.faq-section,
.reviews-section,
.footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 700;
  font-size: 1.05rem;
  text-shadow: 0 0 12px rgba(73, 242, 255, 0.45);
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  border: 1px solid rgba(73, 242, 255, 0.5);
  box-shadow: 0 0 16px rgba(73, 242, 255, 0.4);
}

.menu {
  display: flex;
  gap: 24px;
}

.menu a {
  color: var(--text-sub);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

.menu a:hover {
  color: var(--neon-cyan);
  text-shadow: 0 0 8px rgba(73, 242, 255, 0.55);
}

.hero-wrap {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 34px;
  padding: 34px 0 48px;
  align-items: center;
}

.tagline {
  display: inline-block;
  margin-bottom: 14px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: #b9f3ff;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  background: linear-gradient(90deg, rgba(73, 242, 255, 0.15), rgba(139, 93, 255, 0.15));
  box-shadow: inset 0 0 16px rgba(73, 242, 255, 0.12);
}

.hero-copy h1 {
  font-size: clamp(2rem, 5vw, 3.3rem);
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: 0.01em;
  text-shadow:
    0 0 14px rgba(73, 242, 255, 0.35),
    0 0 28px rgba(255, 66, 208, 0.2);
}

.hero-desc {
  color: var(--text-sub);
  line-height: 1.8;
  font-size: 1rem;
  max-width: 92%;
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(95deg, var(--neon-cyan), var(--neon-pink));
  color: #170a2e;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.2) inset,
    0 0 18px rgba(73, 242, 255, 0.45),
    0 0 24px rgba(255, 66, 208, 0.35);
}

.btn-ghost {
  background: rgba(20, 10, 48, 0.45);
  color: var(--text-main);
  border-color: rgba(139, 93, 255, 0.7);
  box-shadow: inset 0 0 12px rgba(139, 93, 255, 0.2);
}

.btn-ghost:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 14px rgba(73, 242, 255, 0.28);
}

.hero-mini-links {
  display: flex;
  gap: 16px;
  margin-top: 14px;
}

.hero-mini-links a {
  color: #8ceaff;
  text-decoration: none;
  font-size: 0.88rem;
  text-shadow: 0 0 10px rgba(73, 242, 255, 0.3);
}

.screen-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px 20px 24px;
  background: linear-gradient(145deg, rgba(31, 19, 63, 0.68), rgba(11, 10, 28, 0.45));
  box-shadow:
    0 0 0 1px rgba(73, 242, 255, 0.12) inset,
    0 0 22px rgba(73, 242, 255, 0.2),
    0 0 36px rgba(255, 66, 208, 0.14),
    0 18px 50px rgba(0, 0, 0, 0.35);
}

.visual-desktop {
  width: 88%;
  border-radius: 12px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
}

.visual-mobile {
  position: absolute;
  width: 28%;
  right: 16px;
  bottom: 14px;
  border-radius: 14px;
  border: 3px solid #0a1225;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
}

.metric-list {
  list-style: none;
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.metric-list li {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  background: linear-gradient(145deg, rgba(20, 12, 48, 0.62), rgba(12, 8, 30, 0.45));
  box-shadow: inset 0 0 14px rgba(73, 242, 255, 0.08);
}

.metric-list strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 3px;
}

.metric-list span {
  color: var(--text-sub);
  font-size: 0.78rem;
}

.feature-section,
.faq-section,
.reviews-section {
  padding: 18px 0 14px;
}

.feature-section h2,
.faq-section h2,
.reviews-section h2 {
  font-size: 1.55rem;
  margin-bottom: 16px;
}

.feature-grid,
.faq-grid,
.reviews-grid {
  display: grid;
  gap: 14px;
}

.feature-grid {
  grid-template-columns: repeat(4, 1fr);
}

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

.reviews-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 26px;
}

.feature-card,
.faq-item,
.review-card {
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 18px;
  backdrop-filter: blur(8px);
  box-shadow:
    0 0 0 1px rgba(255, 66, 208, 0.08) inset,
    0 0 16px rgba(73, 242, 255, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover,
.faq-item:hover,
.review-card:hover {
  transform: translateY(-3px);
  box-shadow:
    0 0 0 1px rgba(73, 242, 255, 0.28) inset,
    0 0 22px rgba(73, 242, 255, 0.22),
    0 0 26px rgba(255, 66, 208, 0.16);
}

.feature-card i {
  color: var(--neon-cyan);
  font-size: 1.15rem;
  margin-bottom: 10px;
  text-shadow:
    0 0 10px rgba(73, 242, 255, 0.45),
    0 0 16px rgba(255, 66, 208, 0.2);
}

.feature-card h3,
.faq-item h3 {
  font-size: 1.03rem;
  margin-bottom: 8px;
}

.feature-card p,
.faq-item p,
.review-card p {
  color: var(--text-sub);
  line-height: 1.75;
  font-size: 0.9rem;
}

.review-stars {
  color: #ffd059;
  margin-bottom: 10px;
  letter-spacing: 1.5px;
  text-shadow: 0 0 8px rgba(255, 208, 89, 0.38);
}

.review-card span {
  display: block;
  margin-top: 10px;
  color: #8ceaff;
  font-size: 0.82rem;
}

.footer {
  border-top: 1px solid rgba(73, 242, 255, 0.35);
  padding: 20px 0 30px;
  color: #97b5df;
  font-size: 0.86rem;
  text-align: center;
  line-height: 1.8;
  background: linear-gradient(180deg, transparent, rgba(16, 10, 34, 0.5));
}

@media (max-width: 1024px) {
  .hero-wrap {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .hero-desc {
    max-width: 100%;
  }

  .hero-actions,
  .hero-mini-links {
    justify-content: center;
  }

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

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

@media (max-width: 720px) {
  .menu {
    display: none;
  }

  .faq-grid,
  .feature-grid,
  .metric-list {
    grid-template-columns: 1fr;
  }

  .hero-wrap {
    padding-top: 12px;
  }

  .topbar,
  .hero-wrap,
  .feature-section,
  .faq-section,
  .reviews-section,
  .footer {
    width: min(1180px, calc(100% - 28px));
  }
}