:root {
  color-scheme: dark light;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #101218;
  color: #f5f7ff;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #171c2a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.time-panel {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.time-info {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.status {
  padding: 0.2rem 0.8rem;
  border-radius: 999px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status.online {
  background-color: rgba(60, 179, 113, 0.2);
  color: #59ffb0;
}

.status.offline {
  background-color: rgba(220, 20, 60, 0.2);
  color: #ff7a8a;
}

.layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 1.5rem;
  padding: 2rem;
  flex: 1;
}

.card {
  background: rgba(23, 28, 42, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
}

.card h2,
.card h3 {
  margin-top: 0;
}

form {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

label {
  font-size: 0.9rem;
  font-weight: 600;
}

input {
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(13, 17, 26, 0.9);
  color: inherit;
}

button {
  border: none;
  border-radius: 8px;
  padding: 0.7rem 1rem;
  background: linear-gradient(135deg, #4856ff, #7b7bff);
  color: #fff;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.announcements {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.announcement {
  padding: 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(14, 18, 27, 0.85);
}

.announcement .meta {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

.message {
  min-height: 1.2rem;
  font-size: 0.9rem;
  color: #ffd166;
}

.footer {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  background: rgba(12, 14, 20, 0.9);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer input {
  flex: 1;
}

#api-base-current {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    gap: 1.2rem;
  }

  .time-panel {
    flex-direction: column;
  }

  .footer {
    flex-direction: column;
    align-items: stretch;
  }
}