:root {
  --bg: #000000;
  --card: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.14);
  --text: rgba(255, 255, 255, 0.94);
  --muted: rgba(255, 255, 255, 0.72);
  --btn-bg: #ffffff;
  --btn-text: #000000;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  background: radial-gradient(1200px 800px at 50% 20%, rgba(255,255,255,0.10), transparent 55%),
              var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.page {
  min-height: 100%;
  padding: max(24px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right))
           max(24px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
  display: grid;
  place-items: center;
}

.card {
  width: min(520px, 100%);
  padding: 28px 22px;
  border-radius: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  text-align: center;
}

.logo {
  width: 88px;
  height: 88px;
  margin: 0 auto 14px;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
  display: grid;
  place-items: center;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.headline {
  margin: 10px 0 6px;
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.subhead {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.4;
  color: var(--muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: min(360px, 100%);
  padding: 14px 18px;
  border-radius: 999px;
  text-decoration: none;
  background: var(--btn-bg);
  color: var(--btn-text);
  font-weight: 600;
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  transition: transform 120ms ease;
}

.btn:active {
  transform: translateY(1px);
}

.fineprint {
  margin: 16px 0 0;
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 360px) {
  .card { padding: 22px 16px; border-radius: 20px; }
  .headline { font-size: 24px; }
}