:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --ink: #17212b;
  --muted: #4d5a68;
  --line: #d7dfe7;
  --accent: #0d7a63;
  --accent-hover: #0a664f;
  --radius: 12px;
  --shadow: 0 6px 20px rgba(20, 32, 45, 0.06);
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 90% -20%, #dbe8f3 0%, transparent 42%),
    radial-gradient(circle at 0% 120%, #d9efe8 0%, transparent 40%),
    var(--bg);
  line-height: 1.55;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  z-index: 1000;
  transform: translateY(-180%);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  border: 2px solid #064f3f;
  background: #ffffff;
  color: #0c2a23;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid #0a664f;
  outline-offset: 2px;
}

.site-shell {
  width: min(100%, 1040px);
  margin: 0 auto;
  padding: 1.25rem 1rem 2rem;
}

.site-header {
  margin-bottom: 1.5rem;
}

.brand {
  display: inline-flex;
  gap: 0.8rem;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.brand img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}

.brand h1 {
  margin: 0;
  font-size: clamp(1.45rem, 2vw, 1.8rem);
  letter-spacing: 0.01em;
}

.brand p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.section + .section {
  margin-top: 1rem;
}

.section h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.section p {
  margin: 0;
  color: var(--muted);
}

.section-head {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  align-items: baseline;
  margin-bottom: 0.9rem;
}

.section-head p {
  font-size: 0.95rem;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 0.85rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.app-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fbfdff;
  padding: 0.85rem;
}

.app-card h3 {
  margin: 0;
  font-size: 1.02rem;
}

.app-card p {
  margin-top: 0.45rem;
  font-size: 0.94rem;
}

.store-links {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.store-links a {
  display: inline-block;
  text-decoration: none;
  font-size: 0.86rem;
  color: #fff;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 0.3rem 0.6rem;
  transition: background-color 120ms ease;
}

.store-links a:hover,
.store-links a:focus-visible {
  background: var(--accent-hover);
}

.site-footer {
  margin-top: 1.1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.socials {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.socials a {
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.58rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--surface);
}

.socials a:hover,
.socials a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.socials svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

@media (max-width: 640px) {
  .site-shell {
    padding: 1rem 0.8rem 1.6rem;
  }

  .site-footer {
    align-items: flex-start;
  }

  .socials {
    gap: 0.5rem;
  }
}