/* ===================================
   Brady Rock Limited - Styles
   =================================== */

/* CSS Custom Properties */
:root {
  /* Primary Colors */
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;

  /* Neutral Colors */
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;

  /* Accent Colors */
  --color-accent: #0ea5e9;

  /* Font Stack */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;

  /* Font Sizes */
  --text-xs: 0.875rem;
  --text-sm: 1rem;
  --text-base: 1.125rem;
  --text-lg: 1.25rem;
  --text-xl: 1.5rem;
  --text-2xl: 1.875rem;
  --text-3xl: 2.25rem;
  --text-4xl: 3rem;

  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Header Height */
  --header-height: 70px;
}

/* ===================================
   Reset & Base Styles
   =================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ===================================
   Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-bold);
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--text-4xl);
}

h2 {
  font-size: var(--text-3xl);
}

h3 {
  font-size: var(--text-2xl);
}

h4 {
  font-size: var(--text-xl);
}

p {
  margin-bottom: var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

/* ===================================
   Layout Utilities
   =================================== */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.section {
  padding: var(--space-16) 0;
}

.grid {
  display: grid;
  gap: var(--space-6);
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ===================================
   Header
   =================================== */

.site-header {
  position: relative;
}
.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  line-height: 1;            /* stop tying to header height */
  white-space: nowrap;       /* prevent logo breaking to 2 lines */
  flex: 0 0 auto;
}

.logo:hover,
.logo:focus {
  color: var(--color-primary);
}

/* ===================================
   Navigation
   =================================== */

.main-nav {
  margin-left: auto;         /* <-- forces it to the right */
  display: flex;
  align-items: center;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: var(--space-6);
  align-items: center;
  margin: 0;
  padding: 0;
}

.main-nav a {
  color: var(--color-text);
  font-weight: var(--font-medium);
  transition: color var(--transition-fast);
  line-height: var(--header-height);
  padding: 0;
}

.main-nav a:hover,
.main-nav a:focus {
  color: var(--color-primary);
}

.main-nav a.active {
  color: var(--color-primary);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  gap: 5px;
  margin: 0;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: all var(--transition-base);
}

.mobile-menu-toggle:hover span,
.mobile-menu-toggle:focus span {
  background-color: var(--color-primary);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-6);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 999;
}

.mobile-menu.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  list-style: none;
  gap: var(--space-4);
}

.mobile-menu a {
  display: block;
  padding: var(--space-3) 0;
  color: var(--color-text);
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
  padding-top: var(--space-16);
  padding-bottom: var(--space-20);
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  margin-bottom: var(--space-4);
}

.hero-tagline {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-6);
}

.hero-description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ===================================
   Buttons
   =================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
}

/* ===================================
   Section Titles
   =================================== */

.section-title {
  text-align: center;
  margin-bottom: var(--space-12);
}

/* ===================================
   Cards
   =================================== */

.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.card-icon {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

.card h3 {
  margin-bottom: var(--space-3);
}

.card p {
  color: var(--color-text-muted);
}

/* ===================================
   Principles Section
   =================================== */

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

.principles-list {
  display: grid;
  gap: var(--space-8);
  max-width: 900px;
  margin: 0 auto;
}

.principle-item {
  text-align: center;
}

.principle-item h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.principle-item p {
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto;
}

/* ===================================
   Contact Section
   =================================== */

.contact-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-width: 600px;
  margin: 0 auto;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
}

.contact-icon {
  font-size: var(--text-3xl);
  flex-shrink: 0;
}

.contact-item h3 {
  margin-bottom: var(--space-1);
  font-size: var(--text-lg);
}

.contact-link {
  color: var(--color-primary);
  font-weight: var(--font-medium);
}

/* ===================================
   Page Header (for policy pages)
   =================================== */

.page-header {
  padding-top: var(--space-12);
  padding-bottom: var(--space-8);
  background-color: var(--color-bg-alt);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.effective-date {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
}

/* ===================================
   Policy Content
   =================================== */

.policy-content {
  padding: var(--space-16) 0;
}

.policy-section {
  max-width: 800px;
  margin: 0 auto var(--space-12) auto;
}

.policy-section:last-child {
  margin-bottom: 0;
}

.policy-section h2 {
  font-size: var(--text-2xl);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--color-border);
}

.policy-section h3 {
  font-size: var(--text-xl);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

/* ===================================
   Footer
   =================================== */

.site-footer {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
}

.footer-brand {
  font-weight: var(--font-semibold);
  color: var(--color-text);
}

.footer-copyright {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ===================================
   Reveal Animation
   =================================== */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===================================
   Skip Link (Accessibility)
   =================================== */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background-color: var(--color-primary);
  color: white;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: var(--font-semibold);
  z-index: 10000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

/* ===================================
   Responsive Design
   =================================== */

/* Tablet and below */
@media (max-width: 1024px) {
  h1 {
    font-size: var(--text-3xl);
  }

  h2 {
    font-size: var(--text-2xl);
  }

  h3 {
    font-size: var(--text-xl);
  }

  .hero-tagline {
    font-size: var(--text-xl);
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }

  .logo {
    line-height: 60px;
  }

  .main-nav a {
    line-height: 60px;
  }

  h1 {
    font-size: var(--text-2xl);
  }

  h2 {
    font-size: var(--text-xl);
  }

  h3 {
    font-size: var(--text-lg);
  }

  .hero {
    padding-bottom: var(--space-10);
  }

  .hero-tagline {
    font-size: var(--text-lg);
  }

  .hero-description {
    font-size: var(--text-base);
  }

  .section {
    padding: var(--space-10) 0;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

  .main-nav ul {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .contact-content {
    gap: var(--space-4);
  }

  .contact-item {
    flex-direction: column;
    text-align: center;
  }

  .footer-content {
    gap: var(--space-4);
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-3);
  }

  .btn {
    width: 100%;
  }
}

/* ===================================
   Print Styles
   =================================== */

@media print {
  .site-header,
  .mobile-menu,
  .btn {
    display: none;
  }

  body {
    font-size: 12pt;
  }

  .section {
    page-break-inside: avoid;
  }
}