* {
  box-sizing: border-box;
}

:root {
  --bg: #070a0f;
  --panel: #111722;
  --panel-soft: #1a2230;
  --text: #f8f8f8;
  --muted: #aab3c0;
  --gold: #f5c542;
  --gold-dark: #b97c13;
  --blue: #1d8cff;
  --line: rgba(255,255,255,0.12);
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 78% 15%, rgba(29,140,255,0.20), transparent 30%),
    radial-gradient(circle at 8% 8%, rgba(245,197,66,0.16), transparent 28%),
    linear-gradient(180deg, #05070b 0%, var(--bg) 100%);
  color: var(--text);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 5.5%;
  border-bottom: 1px solid var(--line);
  background: rgba(7,10,15,0.86);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 13px;
}

.brand-img {
  width: 58px;
  height: 44px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid rgba(245,197,66,0.45);
}

.brand strong {
  display: block;
  letter-spacing: 0.7px;
  color: var(--gold);
}

.brand span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-top: 3px;
}

nav {
  display: flex;
  gap: 20px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

nav a:hover {
  color: var(--gold);
}

main {
  padding: 38px 5.5% 58px;
}

.hero {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 32px;
  align-items: center;
  min-height: 640px;
}

.eyebrow {
  color: var(--gold);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.3px;
  font-size: 13px;
}

h1 {
  font-size: clamp(36px, 4.7vw, 64px);
  line-height: 0.98;
  margin: 14px 0 20px;
}

.subtitle {
  color: var(--muted);
  font-size: 19px;
  line-height: 1.55;
  max-width: 620px;
}

.actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.btn {
  display: inline-block;
  padding: 15px 21px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  border: 1px solid var(--line);
}

.primary {
  background: linear-gradient(145deg, var(--gold), var(--gold-dark));
  color: #111;
}

.secondary {
  background: rgba(255,255,255,0.07);
  color: var(--text);
}

.secondary:hover {
  border-color: rgba(245,197,66,0.55);
}

.status-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-radius: 18px;
  margin-top: 28px;
  background: rgba(255,255,255,0.045);
  max-width: 560px;
}

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

.dot {
  width: 11px;
  height: 11px;
  background: #25d366;
  border-radius: 50%;
  box-shadow: 0 0 14px #25d366;
}

.hero-image-card {
  border-radius: 28px;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid rgba(245,197,66,0.25);
  box-shadow: 0 30px 100px rgba(0,0,0,0.38);
}

.hero-image-card img {
  width: 100%;
  height: auto;
  display: block;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 36px 0;
}

.grid article,
.payment-section,
.support-note {
  background: rgba(255,255,255,0.045);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 24px;
}

.grid h2,
.payment-section h2,
.support-note h2 {
  margin-top: 0;
}

.grid p,
.payment-section p,
.support-note p {
  color: var(--muted);
  line-height: 1.55;
}

.payment-section {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
  align-items: center;
}

.payment-card {
  background: var(--panel-soft);
  border: 1px solid rgba(245,197,66,0.20);
  border-radius: 20px;
  padding: 20px;
}

.payment-card a {
  display: block;
  color: #111;
  background: var(--gold);
  text-decoration: none;
  padding: 13px 16px;
  border-radius: 12px;
  font-weight: 800;
  margin-top: 12px;
}

.support-note {
  margin-top: 18px;
}

footer {
  padding: 26px 5.5%;
  color: var(--muted);
  border-top: 1px solid var(--line);
  text-align: center;
}

@media (max-width: 980px) {
  .topbar {
    align-items: flex-start;
    gap: 15px;
    flex-direction: column;
  }

  nav {
    flex-wrap: wrap;
  }

  .hero,
  .grid,
  .payment-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  main {
    padding-inline: 18px;
  }

  .topbar {
    padding-inline: 18px;
  }

  .actions .btn {
    width: 100%;
    text-align: center;
  }
}