body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: linear-gradient(180deg, #f7fbff 0%, #eaf6ff 100%);
  color: #0a2e47;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
  text-align: center;
  transition: background 0.3s ease;
}
@media (prefers-color-scheme: dark) {
  body {
    background: linear-gradient(180deg, #0a1f2e 0%, #102f42 100%);
    color: #eaf6ff;
  }
}
.container {
  padding: 80px 20px 40px;
}
.logo {
  width: 140px;
  margin-bottom: 30px;
  animation: fadeIn 2s ease-in;
}
h1 {
  font-size: clamp(26px, 5vw, 42px);
  margin: 0 0 12px;
}
.subtitle {
  color: #30556e;
  font-size: 1.1rem;
  margin-bottom: 40px;
}
.crane img {
  width: 220px;
  animation: swing 3s ease-in-out infinite alternate;
}
@keyframes swing {
  0% { transform: rotate(-2deg) translateY(0); }
  100% { transform: rotate(2deg) translateY(2px); }
}
.notify-form {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.notify-form input {
  padding: 12px 18px;
  border: 1px solid #b6d2e3;
  border-radius: 8px;
  width: 280px;
  max-width: 90%;
  font-size: 1rem;
}
.notify-form button {
  background: linear-gradient(90deg, #0078b7, #2ca8c2);
  border: none;
  color: white;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.notify-form button:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}
footer {
  background: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  padding: 15px;
  border-top: 1px solid #d3e2eb;
  color: #47627a;
}
@media (prefers-color-scheme: dark) {
  footer {
    background: rgba(10,31,46,0.9);
    color: #c9e6ff;
    border-top: 1px solid #183b53;
  }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.toast {
  position: fixed;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  background: #0078b7;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.toast.show {
  opacity: 1;
}