/* =========================================================
   ITPCan – Microsoft Entra Identity Health Check
   Global Stylesheet (Copy–Paste Ready)
   ========================================================= */

/* ---------- CSS Variables (Theme) ---------- */
:root {
  --color-bg: #f6f7fb;
  --color-text: #222;
  --color-muted: #444;

  --color-primary: #0f2a44;     /* Dark blue */
  --color-primary-700: #13345c; /* Hover shade */
  --color-white: #ffffff;
  --color-border: #e0e0e0;
  --color-footer-bg: #e8e8e8;

  --container-max: 1000px;

  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 40px;
  --space-8: 60px;

  --radius-1: 6px;

  --font-base: 16px;
  --font-family: Arial, sans-serif;
  --line-height: 1.5;

  --focus-ring: 0 0 0 3px rgba(19, 52, 92, 0.35);
}

/* ---------- Base Reset & Defaults ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: var(--font-base);
}

body {
  margin: 0;
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: var(--line-height);
  text-rendering: optimizeLegibility;
}

/* Improve focus visibility for keyboard users */
:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--radius-1);
}

/* ---------- Header ---------- */
header[role="banner"] {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-white);
  padding: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

/* Logo */
.logo {
  height: 150px;
  margin-right: var(--space-4);
  inline-size: auto; /* preserve aspect ratio */
}

/* Navigation */
nav[aria-label="Primary navigation"] a {
  color: var(--color-primary);
  margin-left: var(--space-4);
  text-decoration: none;
  font-weight: bold;
}

nav[aria-label="Primary navigation"] a:hover,
nav[aria-label="Primary navigation"] a:focus-visible {
  text-decoration: underline;
}

/* Make current page link visually distinct */
nav[aria-label="Primary navigation"] a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- Hero ---------- */
.hero {
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-8) var(--space-4);
  text-align: center;
}

.hero h2 {
  color: var(--color-white); /* Explicit for contrast */
  margin: 0 0 var(--space-2) 0;
}

.hero p {
  font-size: 18px;
  margin: 0 0 var(--space-2) 0;
}

/* ---------- Main Content ---------- */
main {
  max-width: var(--container-max);
  margin: var(--space-7) auto;
  padding: var(--space-4);
  background: transparent;
}

/* Headings: default dark blue on light backgrounds */
h1, h2, h3 {
  color: var(--color-primary);
  margin: 0 0 var(--space-3) 0;
  line-height: 1.25;
}

/* Lists inside content sections */
main ul {
  padding-left: calc(var(--space-4) + 10px);
  margin: 0 0 var(--space-4) 0;
}

main li {
  margin: 0 0 var(--space-2) 0;
}

/* ---------- Footer ---------- */
footer[role="contentinfo"] {
  text-align: center;
  margin-top: var(--space-7);
  padding: var(--space-4);
  background: var(--color-footer-bg);
  font-size: 14px;
  color: var(--color-muted);
}

footer .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* ---------- Buttons ---------- */
button {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 24px;
  border: none;
  font-size: 16px;
  cursor: pointer;
  border-radius: var(--radius-1);
}

button:hover,
button:focus-visible {
  background: var(--color-primary-700);
}

/* ---------- Links ---------- */
a {
  color: var(--color-primary);
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

/* Remove underline only from mailto links, preserve hover */
a[href^="mailto:"] {
  text-decoration: none;
  color: var(--color-primary);
  font-weight: bold;
}

a[href^="mailto:"]:hover,
a[href^="mailto:"]:focus-visible {
  text-decoration: underline;
}

/* ---------- Utilities ---------- */
/* Skip-to-content target improves keyboard nav (matches #content) */
#content {
  scroll-margin-top: var(--space-6); /* if you later add sticky header */
}

/* Section spacing */
section {
  margin: 0 0 var(--space-6) 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  header[role="banner"] {
    flex-direction: column;
    text-align: center;
    gap: var(--space-3);
  }

  .logo {
    height: 90px; /* Slightly larger than 80px for clarity */
    margin: 0 0 var(--space-2) 0;
  }

  nav[aria-label="Primary navigation"] a {
    display: inline-block;
    margin: var(--space-2);
    font-size: 18px; /* Easier to tap */
  }

  main {
    margin: var(--space-5) var(--space-2);
    padding: var(--space-3);
  }

  .hero {
    padding: var(--space-6) var(--space-3);
  }

  .hero h2 {
    font-size: 26px;
  }

  .hero p {
    font-size: 16px;
  }

  button {
    width: 100%;
    max-width: 280px;
  }
}