/* Публичен инфо сайт — public_site/ */
:root {
  --bg: #0c0e12;
  --bg-elevated: #12151c;
  --card: #181c24;
  --card-border: rgba(255, 255, 255, 0.06);
  --text: #e8eaed;
  --muted: #9aa0a6;
  --accent: #6c9eff;
  --accent-dim: rgba(108, 158, 255, 0.15);
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 120% 80% at 50% -30%, rgba(108, 158, 255, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(108, 158, 255, 0.05), transparent);
  color: var(--text);
  line-height: 1.55;
  padding: 1.25rem 1rem 2.5rem;
}

.landing-shell {
  max-width: 42rem;
  margin: 0 auto;
}

.site-header {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 0.5rem 1rem;
  align-items: start;
  margin-bottom: 2rem;
  padding: 1.25rem 1.35rem;
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
}

.brand-row {
  grid-column: 1;
  grid-row: 1 / -1;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-logo {
  flex-shrink: 0;
  border-radius: 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.brand-name {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.brand-tag {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.35;
}

.lang-switch {
  display: flex;
  gap: 0.35rem;
  align-self: start;
}

.lang-btn {
  min-width: 2.5rem;
  padding: 0.4rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: var(--card);
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.lang-btn:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.12);
}

.lang-btn.is-active {
  color: #0a0c0f;
  background: var(--accent);
  border-color: var(--accent);
}

.lang-note {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 0.72rem;
  color: var(--muted);
  opacity: 0.85;
  text-align: right;
  max-width: 8rem;
  justify-self: end;
}

main .block {
  margin-bottom: 1.75rem;
  padding: 1.5rem 1.35rem;
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

main .block h2 {
  margin: 0 0 1rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.prose p {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  color: rgba(232, 234, 237, 0.92);
}

.prose p:last-child {
  margin-bottom: 0;
}

.feature-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-card {
  padding: 1.1rem 1.15rem;
  border-radius: var(--radius);
  background: var(--accent-dim);
  border: 1px solid rgba(108, 158, 255, 0.22);
}

.feature-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
}

.feature-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.5;
}

.waitlist-intro {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  color: rgba(232, 234, 237, 0.88);
}

.waitlist-actions {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

@media (min-width: 480px) {
  .waitlist-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.1rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
  color: var(--accent);
  border: 1px solid rgba(108, 158, 255, 0.45);
  background: rgba(108, 158, 255, 0.06);
  transition: background 0.15s, border-color 0.15s;
}

.btn-outline:hover {
  background: rgba(108, 158, 255, 0.12);
  border-color: var(--accent);
}

.waitlist-hint {
  margin: 0.85rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
}

.actions-block {
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

.actions-block .landing-actions {
  margin-bottom: 0;
}

.landing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.landing-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.3rem;
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
}

.landing-actions a.primary {
  background: var(--accent);
  color: #0a0c0f;
}

.landing-actions a.primary:hover {
  filter: brightness(1.06);
}

.landing-actions a.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--muted);
}

.landing-actions a.secondary:hover {
  border-color: var(--text);
}

.site-footer {
  margin-top: 0.5rem;
  padding: 0 0.25rem;
}

.site-footer p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.45;
}

@media (min-width: 560px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .lang-note {
    max-width: none;
  }
}