:root {
  color-scheme: dark;
  --background: #15131d;
  --surface: #1d1926;
  --border: #3c3548;
  --primary: #ff7a45;
  --accent: #ff7a45;
  --text-primary: #f5f3f7;
  --text-secondary: #b8b1c5;
  --text-muted: #7f768f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(255, 90, 54, 0.08), transparent 30%),
    linear-gradient(180deg, #15131d 0%, #10101a 100%);
  color: var(--text-primary);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.55;
}

a {
  color: var(--accent);
}

.page {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 96px;
}

.page-banner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  margin-bottom: 32px;
  padding: 14px 18px;
  border: 1px solid rgba(18, 14, 24, 0.95);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(7, 6, 12, 0.98), rgba(5, 4, 9, 0.96));
  backdrop-filter: blur(18px);
  box-shadow: 0 28px 80px rgba(4, 4, 8, 0.34);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--primary);
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  margin-bottom: 0;
}

.brand-icon {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
}

h1 {
  margin: 0 0 6px;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.last-updated {
  margin: 0 0 32px;
  color: var(--text-muted);
  font-size: 13px;
}

section {
  margin-top: 28px;
  padding: 20px 22px;
  border: 1px solid rgba(60, 53, 72, 0.82);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(35, 30, 44, 0.92), rgba(27, 23, 36, 0.92));
}

h2 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}

p {
  margin: 8px 0 0;
  color: var(--text-secondary);
  font-size: 15px;
}

ol {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text-secondary);
  font-size: 15px;
}

ol li {
  margin-top: 8px;
}

ol li:first-child {
  margin-top: 0;
}

.screenshot {
  display: block;
  width: min(100%, 360px);
  height: auto;
  margin-top: 16px;
  border-radius: 16px;
  border: 1px solid rgba(60, 53, 72, 0.82);
}

.opt-in-form {
  margin-top: 20px;
  padding: 20px;
  border: 1px solid #f5f3f7;
  border-radius: 16px;
  background: #0d0b14;
  color: #f5f3f7;
}

.opt-in-form label.opt-in-phone-label {
  display: block;
  margin: 0 0 8px;
  color: #f5f3f7;
  font-size: 15px;
  font-weight: 700;
}

.opt-in-form input[type="tel"] {
  display: block;
  width: 100%;
  margin: 0 0 16px;
  padding: 12px 14px;
  border: 1px solid #f5f3f7;
  border-radius: 12px;
  background: #1b1826;
  color: #f5f3f7;
  font-size: 16px;
}

.opt-in-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0 0 16px;
  color: #f5f3f7;
  font-size: 15px;
  line-height: 1.5;
}

.opt-in-consent input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 3px;
  flex: 0 0 20px;
  accent-color: #ff5a36;
}

.opt-in-form button {
  display: block;
  width: 100%;
  padding: 12px 16px;
  border: 0;
  border-radius: 999px;
  background: #ff5a36;
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
}

.opt-in-note {
  margin-top: 12px;
  color: #f5f3f7;
  font-size: 14px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
}

.footer-links {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--text-primary);
}

@media (max-width: 640px) {
  footer {
    flex-direction: column;
  }
}