:root {
  color-scheme: light;
  --color-bg: #f5f9fc;
  --color-surface: #ffffff;
  --color-text: #163047;
  --color-muted: #557085;
  --color-primary: #0b5cab;
  --color-primary-hover: #084a8a;
  --color-border: #cddce8;
  --shadow-soft: 0 18px 50px rgb(22 48 71 / 10%);
  --radius-md: 0.9rem;
  --radius-lg: 1.5rem;
  --container: 68rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 10;
  padding: 0.7rem 1rem;
  border-radius: 0.5rem;
  background: var(--color-text);
  color: #ffffff;
  transform: translateY(-150%);
}

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

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

.site-header__inner {
  display: flex;
  align-items: center;
  min-height: 4.5rem;
}

.brand {
  color: var(--color-text);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  text-decoration: none;
}

.hero {
  padding-block: clamp(4rem, 12vw, 8rem);
}

.hero__inner {
  max-width: 52rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2 {
  margin-block: 0;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 14ch;
  font-size: clamp(2.55rem, 9vw, 5.4rem);
}

h2 {
  font-size: clamp(2rem, 6vw, 3.2rem);
}

.hero__text {
  max-width: 41rem;
  margin: 1.5rem 0 0;
  color: var(--color-muted);
  font-size: clamp(1.1rem, 3vw, 1.35rem);
}

.hero__actions {
  display: grid;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.3rem;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-weight: 800;
}

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

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

.button:disabled {
  cursor: not-allowed;
  opacity: 0.72;
}

.placeholder-note {
  max-width: 42rem;
  margin: 0.85rem 0 0;
  color: var(--color-muted);
  font-size: 0.875rem;
}

.services {
  padding-block: clamp(3.5rem, 9vw, 6rem);
  background: var(--color-surface);
}

.services__grid {
  display: grid;
  gap: 0.85rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.services__grid li {
  padding: 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  font-weight: 750;
}

.site-footer {
  padding-block: 2rem;
  background: var(--color-text);
  color: #ffffff;
}

.site-footer p {
  margin: 0;
  font-weight: 700;
}

@media (min-width: 38rem) {
  .hero__actions {
    grid-template-columns: repeat(2, minmax(0, 12rem));
  }

  .services__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .services__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}