:root {
  color-scheme: light dark;

  --bg: #f5f8fc;
  --bg-elevated: #ffffff;
  --text: #0a1a3c;
  --text-muted: #3f4f70;
  --border: #d7e0ef;
  --navy: #0a2a6b;
  --navy-deep: #071b4a;
  --accent: #0090c8;
  --accent-strong: #006e9c;
  --focus-ring: #006e9c;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #060f26;
    --bg-elevated: #0b1a3d;
    --text: #eef2fb;
    --text-muted: #a9b7d6;
    --border: #1c2c54;
    --navy: #9fd8ff;
    --navy-deep: #cdeaff;
    --accent: #3fd0ff;
    --accent-strong: #7ee3ff;
    --focus-ring: #7ee3ff;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  font-size: 17px;
}

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

@media (prefers-color-scheme: dark) {
  a {
    color: var(--accent);
  }
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--bg-elevated);
  color: var(--text);
  padding: 0.75rem 1rem;
  z-index: 100;
  border: 1px solid var(--border);
  border-radius: 0 0 8px 0;
}

.skip-link:focus {
  left: 0;
}

.site-header {
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  text-decoration: none;
}

.brand img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  display: block;
}

.brand:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 4px;
}

nav.primary-nav ul {
  list-style: none;
  display: flex;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
}

nav.primary-nav a {
  text-decoration: none;
  font-weight: 500;
  color: var(--text-muted);
}

nav.primary-nav a:hover {
  color: var(--accent-strong);
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

main {
  padding: 3rem 0 4rem;
}

.hero {
  text-align: center;
  padding-bottom: 2.5rem;
}

.hero img {
  width: 112px;
  height: 112px;
  border-radius: 24px;
  box-shadow: 0 8px 24px rgba(10, 42, 107, 0.25);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 2.25rem;
  margin: 0 0 0.25rem;
  color: var(--navy);
  letter-spacing: -0.02em;
}

@media (prefers-color-scheme: dark) {
  .hero h1 {
    color: var(--text);
  }
}

.tagline {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
  font-weight: 500;
}

.hero p.description {
  max-width: 46ch;
  margin: 0 auto;
  color: var(--text-muted);
}

.cta-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.75rem;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid var(--border);
}

.button.primary {
  background: var(--accent-strong);
  color: #ffffff;
  border-color: var(--accent-strong);
}

@media (prefers-color-scheme: dark) {
  .button.primary {
    color: var(--navy-deep);
    background: var(--accent);
    border-color: var(--accent);
  }
}

.button.secondary {
  background: transparent;
  color: var(--text);
}

section.features {
  border-top: 1px solid var(--border);
  padding-top: 2.5rem;
  margin-top: 1rem;
}

section.features h2 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.feature-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.feature-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 0.5em;
  flex: none;
  border-radius: 50%;
  background: var(--accent-strong);
}

@media (prefers-color-scheme: dark) {
  .feature-list li::before {
    background: var(--accent);
  }
}

/* Legal / support pages */
.legal main {
  padding-top: 2.5rem;
}

.legal h1 {
  color: var(--navy);
  margin-bottom: 0.25rem;
  font-size: 1.9rem;
}

@media (prefers-color-scheme: dark) {
  .legal h1 {
    color: var(--text);
  }
}

.meta {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

.legal h2 {
  margin-top: 2.25rem;
  font-size: 1.2rem;
  color: var(--text);
}

.legal h3 {
  margin-top: 1.5rem;
  font-size: 1.02rem;
}

.legal p,
.legal li {
  color: var(--text-muted);
}

.legal ul {
  padding-left: 1.25rem;
}

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.faq-item {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0;
}

.faq-item:first-of-type {
  border-top: none;
}

.faq-item h3 {
  margin: 0 0 0.4rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.site-footer .wrap {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  text-align: center;
}

.site-footer nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
  padding: 0;
  margin: 0.25rem 0 0;
}

@media (max-width: 480px) {
  .site-header .wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .hero h1 {
    font-size: 1.85rem;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .button,
  a {
    transition: opacity 0.15s ease, color 0.15s ease;
  }
}