/* ============================================
   Ripon History And Archaeology Trust
   Global Stylesheet - Premium NPO Design
   ============================================ */

/* CSS Variables - Design System */
:root {
  /* Heritage-inspired Color Palette */
  --primary-blue: #1a4d7a;
  --primary-blue-dark: #0f2f4d;
  --primary-blue-light: #2d6ca5;
  --accent-gold: #c8a165;
  --accent-warm: #8b6f47;

  /* Neutral Colors */
  --text-dark: #1a1a1a;
  --text-medium: #4a4a4a;
  --text-light: #6a6a6a;
  --bg-white: #ffffff;
  --bg-light: #f8f9fa;
  --bg-cream: #faf8f5;

  /* Semantic Colors */
  --success: #28a745;
  --info: #17a2b8;
  --warning: #ffc107;

  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;600;700&display=swap');

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

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

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

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

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

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

a:hover {
  color: var(--primary-blue-light);
}

a:focus {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--primary-blue-dark);
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-medium);
}

.lead {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--text-medium);
}

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

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

.container-wide {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xxl) 0;
}

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

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

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

.site-header {
  background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 100%);
  color: var(--bg-white);
  padding: var(--spacing-md) 0;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
}

.site-branding h1 {
  color: var(--bg-white);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  margin: 0;
  font-weight: 700;
}

.site-tagline {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  margin-top: var(--spacing-xs);
}

/* Navigation */
.main-nav ul {
  list-style: none;
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  flex-wrap: nowrap;
}

.main-nav a {
  color: var(--bg-white);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.main-nav a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--accent-gold);
}

.main-nav a:focus {
  outline: 2px solid var(--accent-gold);
}

.main-nav a.active {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--accent-gold);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: 2px solid var(--bg-white);
  color: var(--bg-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.menu-toggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* ============================================
   Button Styles
   ============================================ */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-medium);
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-warm) 100%);
  color: var(--bg-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--bg-white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--bg-white);
  border: 2px solid var(--bg-white);
}

.btn-secondary:hover {
  background-color: var(--bg-white);
  color: var(--primary-blue);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

.btn-outline:hover {
  background-color: var(--primary-blue);
  color: var(--bg-white);
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
}

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

.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 100%);
  color: var(--bg-white);
  padding: var(--spacing-xxl) 0;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120"><path fill="rgba(255,255,255,0.05)" d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".25"/><path fill="rgba(255,255,255,0.05)" d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" opacity=".5"/><path fill="rgba(255,255,255,0.1)" d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z"/></svg>') no-repeat bottom;
  background-size: cover;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero h1 {
  color: var(--bg-white);
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--spacing-lg);
}

.hero p {
  color: rgba(255, 255, 255, 0.95);
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  margin-bottom: var(--spacing-xl);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* ============================================
   Card Components
   ============================================ */

.card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-medium);
  height: 100%;
}

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

.card-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.card-body {
  padding: var(--spacing-lg);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-blue-dark);
}

.card-text {
  color: var(--text-medium);
  margin-bottom: var(--spacing-md);
}

/* ============================================
   Grid System
   ============================================ */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

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

.site-footer {
  background-color: var(--primary-blue-dark);
  color: var(--bg-white);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--accent-gold);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.footer-section a:hover {
  color: var(--accent-gold);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-contact p {
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
}

.footer-bottom p {
  margin-bottom: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   Form Styles
   ============================================ */

.form-group {
  margin-bottom: var(--spacing-lg);
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-dark);
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea,
select {
  width: 100%;
  padding: 0.875rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid #ddd;
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary-blue);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

/* ============================================
   Utility Classes
   ============================================ */

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

.text-primary {
  color: var(--primary-blue);
}

.text-gold {
  color: var(--accent-gold);
}

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

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

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--primary-blue-dark);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-medium);
  }

  .main-nav.active {
    max-height: 500px;
    box-shadow: var(--shadow-md);
  }

  .main-nav ul {
    flex-direction: column;
    padding: var(--spacing-md);
    gap: 0;
  }

  .main-nav li {
    width: 100%;
  }

  .main-nav a {
    display: block;
    padding: var(--spacing-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .header-container {
    flex-wrap: wrap;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

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

@media (max-width: 480px) {
  :root {
    font-size: 14px;
  }

  .section {
    padding: var(--spacing-lg) 0;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }
}

/* ============================================
   Accessibility
   ============================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-blue);
  color: var(--bg-white);
  padding: var(--spacing-sm);
  z-index: 100;
}

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

/* Focus visible for keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
}

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

@media print {

  .site-header,
  .site-footer,
  .btn,
  .menu-toggle {
    display: none;
  }

  body {
    color: #000;
    background: #fff;
  }

  a {
    text-decoration: underline;
  }
}
/* Footer Logo Styles */
.about-section-with-logo {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.footer-logo {
  flex-shrink: 0;
  width: 80px;
}

.footer-logo img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  background-color: var(--bg-white);
  padding: 4px;
}

@media (max-width: 480px) {
  .about-section-with-logo {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}