:root {
  --bg: #f4f8f7;
  --surface: #ffffff;
  --text: #11302b;
  --muted: #5a716c;
  --brand: #0f8a6f;
  --brand-soft: #d9f0ea;
  --accent: #e0474c;
  --border: #dbe7e4;
  --shadow: 0 20px 50px -24px rgba(15, 80, 66, 0.35);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c1715;
    --surface: #13221f;
    --text: #e6f2ef;
    --muted: #93aba5;
    --brand: #3cc4a2;
    --brand-soft: #173a33;
    --accent: #ff6b6f;
    --border: #22362f;
    --shadow: 0 20px 50px -24px rgba(0, 0, 0, 0.7);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 15% 10%, var(--brand-soft), transparent 45%),
    radial-gradient(circle at 85% 90%, var(--brand-soft), transparent 40%),
    var(--bg);
  color: var(--text);
  font-family: "Vazirmatn", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

html[lang="en"] body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

.topbar {
  display: flex;
  justify-content: flex-end;
  padding: 20px 24px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.9rem;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.lang-switch:hover,
.lang-switch:focus-visible {
  border-color: var(--brand);
  color: var(--brand);
}

main {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 16px;
}

.card {
  width: 100%;
  max-width: 620px;
  padding: 48px 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  text-align: center;
}

.logo {
  width: 84px;
  height: 84px;
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background: var(--brand-soft);
}

.logo svg {
  width: 48px;
  height: 48px;
}

.brand {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--brand);
  letter-spacing: 0.02em;
}

h1 {
  margin: 8px 0 16px;
  font-size: clamp(2rem, 6vw, 2.8rem);
  font-weight: 800;
  line-height: 1.25;
}

.lead {
  margin: 0 auto 32px;
  max-width: 460px;
  color: var(--muted);
  font-size: 1.05rem;
}

.services {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.services li {
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--text);
  font-size: 0.9rem;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); }
  70% { box-shadow: 0 0 0 12px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

@media (prefers-reduced-motion: reduce) {
  .pulse { animation: none; }
}

footer {
  padding: 24px 16px;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

footer a {
  color: inherit;
}

@media (max-width: 480px) {
  .card {
    padding: 36px 20px;
    border-radius: 22px;
  }
  .topbar {
    padding: 16px;
  }
}