:root {
  --bg: #0b0c0e;
  --card: #16181c;
  --elevated: #1e2126;
  --text-primary: #f5f5f7;
  --text-secondary: #9aa0a7;
  --text-tertiary: #6b7178;
  --accent: #e10600;
  --accent-soft: rgba(225, 6, 0, 0.14);
  --border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --max-width: 720px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: radial-gradient(1200px 600px at 50% -10%, rgba(225, 6, 0, 0.12), transparent 60%), var(--bg);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 20px 64px;
}

header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 40px;
}

.lang-switch {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 14px;
  white-space: nowrap;
}

.lang-switch:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

header.top a.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: block;
  box-shadow: 0 4px 16px rgba(225, 6, 0, 0.25);
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.hero {
  text-align: center;
  padding: 24px 0 8px;
}

.hero .logo-big {
  width: 96px;
  height: 96px;
  border-radius: 24px;
  margin: 0 auto 24px;
  display: block;
  box-shadow: 0 12px 40px rgba(225, 6, 0, 0.3);
}

h1 {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

.tagline {
  color: var(--text-secondary);
  font-size: 17px;
  max-width: 480px;
  margin: 0 auto 28px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--elevated);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  padding: 9px 16px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}

section {
  margin-top: 44px;
}

h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  font-weight: 700;
  margin: 0 0 16px;
}

.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.features li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.features .icon {
  font-size: 20px;
  line-height: 1;
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
}

.features .label {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.features .desc {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.card p {
  color: var(--text-secondary);
  margin: 0 0 18px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(180deg, #ff4a3d, #e01b12);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(225, 6, 0, 0.35);
}

.btn.secondary {
  background: var(--elevated);
  box-shadow: none;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.legal-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
}

.legal-links a:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--text-tertiary);
  font-size: 13px;
}

footer .foot-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

footer a {
  color: var(--text-tertiary);
  text-decoration: none;
}

footer a:hover {
  color: var(--text-secondary);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 28px;
}

.back-link:hover {
  color: var(--text-primary);
}

@media (max-width: 480px) {
  .features {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 28px;
  }
}