:root {
  --bg: #07070c;
  --surface: #12121c;
  --surface-2: #1a1a2a;
  --border: #26263a;
  --text: #f5f5ff;
  --muted: #8a8aa8;
  --accent: #b28cff;
  --accent-2: #6de3ff;
  --success: #6cf2b6;
  --danger: #ff7a7a;
  --radius: 14px;
  --font: "Inter", "SF Pro Display", system-ui, -apple-system, sans-serif;
}

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

body {
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(178,140,255,0.18), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(109,227,255,0.12), transparent 60%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

.stars {
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 25px 5px, #fff, transparent),
    radial-gradient(1px 1px at 50px 25px, #fff, transparent),
    radial-gradient(1px 1px at 125px 20px, #fff, transparent),
    radial-gradient(1px 1px at 50px 75px, #fff, transparent),
    radial-gradient(2px 2px at 15px 125px, #fff, transparent),
    radial-gradient(2px 2px at 110px 80px, #fff, transparent);
  background-size: 200px 200px;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}

.topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
}

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.02em; }
.logo { font-size: 24px; }
.brand-name { font-size: 18px; }

.btn {
  cursor: pointer;
  border-radius: 999px;
  padding: 10px 20px;
  font-family: inherit;
  font-weight: 600;
  font-size: 14px;
  border: none;
  transition: transform 120ms ease, box-shadow 200ms ease, background 200ms ease;
}

.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover:not(:disabled) { border-color: var(--accent); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0b14;
  width: 100%;
  padding: 14px 24px;
  font-size: 15px;
  box-shadow: 0 10px 30px -10px rgba(178,140,255,0.6);
}
.btn-primary:hover:not(:disabled) { transform: translateY(-1px); }

.wrap {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  padding: 64px 24px;
}

.hero { text-align: center; }

.hero h1 {
  font-size: clamp(48px, 8vw, 88px);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #fff, #b28cff 50%, #6de3ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.tagline {
  margin-top: 16px;
  color: var(--muted);
  font-size: 16px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 40px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-label { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.stat-value { font-weight: 700; font-size: 16px; }

.progress {
  margin-top: 16px;
  height: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 400ms ease;
}

.mint-card {
  margin-top: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  text-align: left;
}

.qty-row {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  margin-bottom: 16px;
}

.qty-btn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
  font-family: inherit;
}
.qty-btn:hover { border-color: var(--accent); }

#qty {
  width: 80px;
  height: 40px;
  text-align: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-size: 16px;
  font-family: inherit;
  -moz-appearance: textfield;
}
#qty::-webkit-outer-spin-button,
#qty::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.cost-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--surface-2);
  border-radius: 12px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 14px;
}
.cost-row #totalCost { color: var(--text); font-weight: 700; font-size: 16px; }

.status {
  margin-top: 14px;
  font-size: 13px;
  text-align: center;
  color: var(--muted);
  min-height: 18px;
  word-break: break-all;
}
.status.success { color: var(--success); }
.status.error { color: var(--danger); }

.contract-line {
  margin-top: 24px;
  color: var(--muted);
  font-size: 12px;
}
.contract-line a { color: var(--accent-2); text-decoration: none; }
.contract-line a:hover { text-decoration: underline; }

@media (max-width: 480px) {
  .topbar { padding: 16px 20px; }
  .wrap { padding: 40px 16px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:last-child { grid-column: 1 / -1; }
}