:root {
  color-scheme: light;
  font-family: "Inter", Arial, sans-serif;
  font-synthesis: none;
  --page-background: #f5f6fa;
  --surface: #fff;
  --heading: #1f2937;
  --body-text: #4b5563;
  --accent: #2563eb;
  --accent-soft: #eff6ff;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--page-background);
  color: var(--heading);
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

.development-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  place-items: center;
  min-height: 100vh;
  min-height: 100svh;
  padding: 24px;
}

.notice {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  width: 520px;
  max-width: 100%;
  padding: 48px;
  border-radius: 16px;
  background: var(--surface);
  box-shadow: 0 4px 24px rgb(31 41 55 / 4%);
  text-align: center;
}

.notice__indicator {
  display: grid;
  flex-shrink: 0;
  place-items: center;
  width: 72px;
  height: 72px;
  overflow: hidden;
  border-radius: 50%;
  background: var(--accent-soft);
}

.notice__indicator img {
  display: block;
  width: 32px;
  height: 32px;
}

.notice__message {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  overflow-wrap: break-word;
}

h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 800;
  line-height: 34px;
}

p {
  margin: 0;
  color: var(--body-text);
  font-size: 15px;
  font-weight: 400;
  line-height: 23px;
}

.telegram-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--accent);
  box-shadow: 0 4px 12px rgb(37 99 235 / 14%);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  line-height: 18px;
  text-decoration: none;
  transition: background-color 160ms ease, box-shadow 160ms ease;
}

.telegram-link img {
  display: block;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}

.telegram-link span {
  white-space: nowrap;
}

@media (hover: hover) {
  .telegram-link:hover {
    background: #1d4ed8;
    box-shadow: 0 4px 16px rgb(37 99 235 / 22%);
  }
}

.telegram-link:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.telegram-link:active {
  background: #1e40af;
}

@media (max-width: 560px) {
  .development-page {
    padding: 20px;
  }

  .notice {
    padding: 36px 24px;
  }

  h1 {
    font-size: 26px;
    line-height: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .telegram-link {
    transition: none;
  }
}