/* Lajbans Consulting Pty Ltd — base styles
   System fonts only, no external dependencies. */

:root {
  --color-text: #1a1d21;
  --color-text-muted: #4b5259;
  --color-bg: #ffffff;
  --color-bg-alt: #f5f6f7;
  --color-border: #e2e4e7;
  --color-accent: #1f4b99;
  --color-accent-dark: #163a7a;
  --max-width: 1080px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 0.6em;
}

h1 {
  font-size: clamp(2rem, 4vw + 1rem, 3rem);
}

h2 {
  font-size: clamp(1.5rem, 2vw + 1rem, 2rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 1em;
  color: var(--color-text-muted);
}

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

a:hover,
a:focus {
  color: var(--color-accent-dark);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-accent);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 100;
}

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

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-text);
  text-decoration: none;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
}

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

.nav-links a:hover,
.nav-links a:focus {
  color: var(--color-accent);
}

/* Hero */
.hero {
  padding: 5.5rem 0 4.5rem;
  text-align: center;
}

.hero-text {
  max-width: 42rem;
  margin: 0 auto 1.75rem;
  font-size: 1.1rem;
}

.button {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.85rem 1.75rem;
  border-radius: 4px;
}

.button:hover,
.button:focus {
  background: var(--color-accent-dark);
  color: #fff;
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 1.75rem;
}

.card p {
  margin-bottom: 0;
}

/* Capabilities list */
.capabilities-list {
  columns: 2;
  column-gap: 2rem;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
  max-width: 32rem;
}

.capabilities-list li {
  margin-bottom: 0.5rem;
  break-inside: avoid;
}

/* Contact */
.email-link {
  font-size: 1.2rem;
  font-weight: 600;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0 0 0.25rem;
  color: var(--color-text-muted);
}

/* Focus visibility for keyboard users */
a:focus-visible,
.button:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Responsive adjustments */
@media (max-width: 600px) {
  .header-inner {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
  }

  .nav-links {
    gap: 1.25rem;
  }

  .hero {
    padding: 3.5rem 0 3rem;
  }

  .capabilities-list {
    columns: 1;
  }
}

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