:root {
  --bg-primary: #050f1d;
  --bg-secondary: #081a30;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-border: rgba(255, 255, 255, 0.1);
  --text-main: #eff4fb;
  --text-muted: #9dafc4;
  --accent: #1f8cff;
  --accent-soft: rgba(31, 140, 255, 0.2);
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at 25% 10%, #0b2341 0%, var(--bg-primary) 40%, #040a14 100%);
  color: var(--text-main);
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
}

.bg-glow {
  position: fixed;
  width: 36rem;
  height: 36rem;
  border-radius: 999px;
  filter: blur(80px);
  z-index: -1;
}

.bg-glow-top {
  background: rgba(31, 140, 255, 0.16);
  top: -12rem;
  right: -6rem;
}

.bg-glow-bottom {
  background: rgba(6, 42, 92, 0.6);
  bottom: -18rem;
  left: -10rem;
}

.site-header,
main,
.site-footer {
  width: min(var(--max-width), calc(100% - 2.5rem));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.6rem 0 1.2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text-main);
  text-decoration: none;
  font-weight: 700;
}

.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.6rem;
  background: linear-gradient(145deg, #1f8cff, #0f6fd0);
  box-shadow: 0 0 26px rgba(31, 140, 255, 0.4);
}

.brand-text {
  font-size: 1.08rem;
}

.text-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.text-link:hover {
  color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 2.4rem;
  align-items: center;
  padding: 2rem 0 2.8rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.3rem);
  line-height: 1.05;
}

.lead {
  margin: 1rem 0 0;
  color: var(--text-muted);
  max-width: 44ch;
}

.store-buttons {
  margin-top: 1.7rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.store-btn {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  text-decoration: none;
  border: 1px solid var(--surface-border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  color: var(--text-main);
  font-weight: 700;
  border-radius: 0.75rem;
  padding: 0.62rem 1rem 0.7rem;
  min-width: 11.8rem;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.store-btn-top {
  display: block;
  font-size: 0.62rem;
  line-height: 1;
  letter-spacing: 0.11em;
  color: var(--text-muted);
}

.store-btn-bottom {
  display: block;
  margin-top: 0.22rem;
  font-size: 1.02rem;
  line-height: 1.2;
}

.store-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(31, 140, 255, 0.65);
  background: linear-gradient(180deg, rgba(31, 140, 255, 0.14), rgba(31, 140, 255, 0.07));
}

.store-btn-disabled {
  opacity: 0.8;
  cursor: not-allowed;
  pointer-events: none;
}

.launch-note {
  margin: 0.85rem 0 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.hero-visual {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.hero-visual img {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.13);
  box-shadow: 0 16px 35px rgba(0, 0, 0, 0.45);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 3rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 1rem;
  padding: 1.1rem 1rem;
  backdrop-filter: blur(4px);
}

.card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.06rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid var(--surface-border);
  padding: 1.2rem 0 1.7rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.policy-main {
  width: min(860px, calc(100% - 2rem));
  margin: 1rem auto 3rem;
  background: rgba(2, 15, 32, 0.62);
  border: 1px solid var(--surface-border);
  border-radius: 1rem;
  padding: 1.6rem 1.4rem;
}

.policy-main h1 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 0.6rem;
}

.policy-main h2 {
  margin-top: 1.8rem;
  margin-bottom: 0.5rem;
  font-size: 1.22rem;
}

.policy-main h3 {
  margin-top: 1.2rem;
  margin-bottom: 0.45rem;
  font-size: 1rem;
}

.policy-main p,
.policy-main li {
  color: var(--text-muted);
}

.policy-main ul {
  margin-top: 0.3rem;
}

.policy-main strong {
  color: var(--text-main);
}

.notice {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0.6rem;
  padding: 0.75rem 0.85rem;
}

.placeholder {
  color: #ffcf78;
  font-weight: 600;
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 1.4rem;
    padding-top: 1rem;
  }

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

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}