* {
  box-sizing: border-box;
}

:root {
  --page-bg: #eef3f8;
  --text: #24324a;
  --heading: #0e1b2a;
  --muted: #667085;
  --line: #d9e2ec;
  --blue: #1355a4;
  --blue-dark: #071b3d;
  --blue-soft: #eef6ff;
  --green: #25a56f;
  --orange: #f6a700;
  --case: #fdfdfd;
  --shadow: 0 14px 36px rgba(0, 0, 0, 0.08);
  --font: "Segoe UI", Arial, sans-serif;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--page-bg);
}

.app-frame {
  max-width: 1400px;
  margin: 0 auto;
  background: var(--case);
  box-shadow: var(--shadow);
  min-height: 100vh;
}

.site-header {
  background: var(--blue-dark);
  color: white;
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 90px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-logo-mark {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue);
  color: #fff;
  font-size: 22px;
  font-weight: 900;
}

.site-logo-copy strong {
  display: block;
  font-size: 24px;
}

.site-logo-copy span {
  display: block;
  color: #b9c7d9;
  font-size: 12px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.site-nav a {
  color: white;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  padding: 8px 12px;
}

.site-nav .login,
.site-nav .signup {
  border-radius: 8px;
  padding: 10px 16px;
  border: 1px solid white;
}

.site-nav .signup {
  background: var(--green);
  border-color: var(--green);
}

.site-footer {
  background: var(--blue-dark);
  color: white;
  padding: 34px 28px;
}

.site-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 24px;
}

.site-footer .footer-col h4 {
  font-size: 16px;
  color: white;
  margin-bottom: 12px;
}

.site-footer .footer-col p,
.site-footer .footer-col li,
.site-footer .footer-col a {
  color: #d6e0ee;
  font-size: 14px;
  text-decoration: none;
}

.site-footer .footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer .footer-col li {
  margin-bottom: 8px;
}

.site-footer .footer-socials a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  margin-right: 8px;
}

.site-footer .footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.24);
  margin-top: 22px;
  padding-top: 16px;
  font-size: 12px;
  color: #cbd8ec;
}

.site-service-layer {
  background: var(--blue-soft);
  color: var(--blue-dark);
  border-bottom: 1px solid var(--line);
  padding: 16px 28px;
}

.site-service-layer .service-layer-title {
  font-weight: 900;
  font-size: 16px;
  color: var(--blue-dark);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.site-service-layer .service-layer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  align-items: stretch;
}

.site-service-layer .service-layer-card {
  background: white;
  color: var(--blue-dark);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 12px;
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  flex-direction: column;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.04);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.site-service-layer .service-layer-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--blue);
}

.site-service-layer .service-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--blue-dark);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 900;
}

.site-service-layer img.service-card-icon {
  display: block;
  background: transparent;
  object-fit: cover;
}

.site-service-layer .service-card-text {
  font-size: 13px;
  font-weight: 800;
  color: var(--blue-dark);
  text-align: center;
}

.google-ad-strip {
  background: #fffaf0;
  color: var(--blue-dark);
  border: 1px dashed var(--orange);
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
  font-size: 14px;
}

.google-ad-strip .google-ad-label {
  color: var(--blue);
}

.google-ad-strip .google-ad-size {
  color: var(--orange);
}

@media (max-width: 780px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 20px;
  }

  .site-footer-grid {
    grid-template-columns: 1fr;
  }

  .site-service-layer {
    align-items: flex-start;
    flex-direction: column;
  }
}