:root {
  --bg: #020a10;
  --surface: rgba(5, 12, 21, 0.88);
  --surface-soft: rgba(9, 17, 33, 0.78);
  --text: #f7fbff;
  --muted: #98a8b8;
  --brand: #00ff46;
  --brand-soft: rgba(0, 255, 70, 0.14);
  --brand-strong: #a0ff92;
  --shadow: rgba(0, 255, 70, 0.16);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  font-family: 'Poppins', sans-serif;
  background: radial-gradient(circle at top, rgba(0, 255, 70, 0.14), transparent 20%),
    linear-gradient(180deg, #020704 0%, #020b0b 45%, #05120e 100%);
  color: var(--text);
}

body {
  overflow-x: hidden;
}

.background-overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, rgba(0, 255, 70, 0.11), transparent 28%),
    radial-gradient(circle at top right, rgba(0, 255, 70, 0.08), transparent 20%);
  pointer-events: none;
}

.preview-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
  position: relative;
  z-index: 1;
}

.logo {
  width: 120px;
  display: block;
  margin: 0 auto 26px;
}

.preview-card {
  width: min(100%, 680px);
  position: relative;
  background: rgba(4, 12, 19, 0.96);
  border: 1px solid rgba(0, 255, 70, 0.26);
  border-radius: 28px;
  box-shadow: 0 28px 80px var(--shadow), 0 0 40px rgba(0, 255, 70, 0.18);
  padding: 42px 36px;
  text-align: center;
  backdrop-filter: blur(12px);
  animation: slideIn 0.9s ease forwards, glowPulse 3.8s ease-in-out infinite alternate;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(0, 255, 70, 0.18);
  color: var(--brand);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.preview-card h1 {
  margin: 0;
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  line-height: 1.02;
  animation: textEntrance 1.2s ease-out forwards;
  opacity: 0;
}

.preview-card p {
  color: #cfd9e7;
  font-size: 1rem;
  line-height: 1.8;
  max-width: 560px;
  margin: 20px auto 30px;
  animation: fadeInText 1.4s ease-out 0.4s forwards;
  opacity: 0;
}

.status-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}

.status-row div {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 18px 16px;
}

.status-row strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.98rem;
}

.status-row span {
  color: var(--brand);
  font-weight: 600;
}

.notify-form {
  display: grid;
  gap: 14px;
}

.notify-form input {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 1rem;
}

.notify-form input::placeholder {
  color: rgba(179, 193, 214, 0.7);
}

.notify-form button {
  border: none;
  border-radius: 16px;
  padding: 16px 20px;
  background: linear-gradient(135deg, #00ff46, #1ddf4c);
  color: #081210;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.notify-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 38px rgba(29, 233, 182, 0.22);
}

.message {
  min-height: 1.2rem;
  font-size: 0.95rem;
}

.preview-footer {
  margin-top: 26px;
  color: var(--muted);
  font-size: 0.95rem;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes glowPulse {
  from {
    box-shadow: 0 28px 80px var(--shadow), 0 0 30px rgba(0, 255, 70, 0.14);
  }
  to {
    box-shadow: 0 28px 80px var(--shadow), 0 0 56px rgba(0, 255, 70, 0.26);
  }
}

@keyframes textEntrance {
  0% {
    opacity: 0;
    transform: translateY(18px) skewY(-2deg);
    filter: blur(3px);
  }
  60% {
    opacity: 1;
    transform: translateY(-6px) skewY(0deg);
    filter: blur(0px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0px);
  }
}

@keyframes fadeInText {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 760px) {
  .status-row {
    grid-template-columns: 1fr;
  }

  .preview-card {
    padding: 32px 24px;
  }
}