/* 
   Ruth Family Portal - Global Design System
   A elegant, premium design using modern CSS variables, 
   smooth transitions, and responsive typography.
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

:root {
  /* HSL Palette - Warm Beige & Gold Aesthetic */
  --bg-primary: hsl(35, 40%, 98%);
  --bg-secondary: hsl(35, 30%, 95%);
  --bg-card: hsla(0, 0%, 100%, 0.7);
  --bg-glass: hsla(35, 40%, 98%, 0.65);
  
  --text-primary: hsl(24, 25%, 15%);
  --text-secondary: hsl(24, 15%, 40%);
  --text-light: hsl(24, 10%, 60%);
  
  --primary-gold: hsl(38, 45%, 52%);
  --primary-gold-hover: hsl(38, 50%, 42%);
  --primary-gold-light: hsl(38, 60%, 94%);
  --accent-gold: hsl(38, 60%, 58%);
  
  --border-color: hsla(24, 15%, 85%, 0.6);
  --border-glass: hsla(0, 0%, 100%, 0.5);
  
  --shadow-sm: 0 2px 8px -1px rgba(24, 15, 10, 0.04);
  --shadow-md: 0 10px 25px -5px rgba(24, 15, 10, 0.08), 0 8px 16px -6px rgba(24, 15, 10, 0.04);
  --shadow-lg: 0 20px 45px -10px rgba(24, 15, 10, 0.12), 0 12px 24px -8px rgba(24, 15, 10, 0.06);
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-accent: 'Outfit', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(at 0% 0%, hsla(38, 60%, 94%, 0.4) 0px, transparent 50%),
    radial-gradient(at 100% 100%, hsla(38, 45%, 90%, 0.3) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--text-primary);
}

.font-serif { font-family: var(--font-serif); }
.font-sans { font-family: var(--font-sans); }
.font-accent { font-family: var(--font-accent); }

/* Common Structural Elements */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Premium Navigation Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 0;
  transition: padding var(--transition-normal);
}

.main-header.scrolled {
  padding: 0.8rem 0;
  box-shadow: var(--shadow-sm);
}

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

.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  color: var(--primary-gold);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-link {
  font-family: var(--font-accent);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  transition: color var(--transition-fast);
  padding: 0.25rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-gold);
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--text-primary);
  font-weight: 600;
}

/* Premium Button / Call to Action */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-accent);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--primary-gold);
  color: white;
  box-shadow: 0 4px 12px hsla(38, 45%, 52%, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px hsla(38, 45%, 52%, 0.3);
}

.btn-secondary {
  background-color: var(--primary-gold-light);
  color: var(--primary-gold-hover);
  border-color: hsla(38, 45%, 52%, 0.15);
}

.btn-secondary:hover {
  background-color: hsla(38, 45%, 52%, 0.1);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}

.btn-outline:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

/* Premium Glassmorphic Cards */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
  transition: all var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: hsla(38, 45%, 52%, 0.2);
}

/* Premium Footer */
.main-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem 0;
  margin-top: 6rem;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2rem;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.footer-logo span {
  color: var(--primary-gold);
}

.footer-tagline {
  color: var(--text-secondary);
  max-width: 400px;
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-accent);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--text-primary);
}

.copyright {
  color: var(--text-light);
  font-size: 0.8rem;
  margin-top: 2rem;
  border-top: 1px solid hsla(24, 15%, 85%, 0.4);
  width: 100%;
  padding-top: 1.5rem;
}

/* Screen Reader Only Utility */
.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;
}

/* Hamburger Menu Button */
.hamburger-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 110;
  position: relative;
}

.hamburger-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transform-origin: center;
}

.hamburger-btn span:nth-child(2) {
  margin: 5px 0;
}

.hamburger-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .hamburger-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .main-header nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100dvh;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .main-header nav.mobile-open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }

  .nav-link {
    font-size: 1.25rem;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
  }

  .nav-link:hover,
  .nav-link.active {
    background-color: hsla(38, 45%, 52%, 0.08);
  }

  .nav-link::after {
    display: none;
  }

  .container {
    padding: 0 1rem;
  }
  
  .glass-card {
    padding: 1.75rem;
  }
  
  .main-footer {
    padding: 2.5rem 0 1.5rem 0;
    margin-top: 3rem;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 0.75rem;
  }

  .footer-logo {
    font-size: 1.5rem;
  }

  .footer-content {
    gap: 1.5rem;
  }
}