:root {
  /* Typography - Playfair for elegance, Jost for modern clarity */
  --wf-font-display: 'Poppins', sans-serif;
  --wf-font-body: 'Inter', sans-serif;

  /* Colors - NGO Foundation Palette */
  --wf-bg: #FFFFFF;
  --wf-text: #1F2937;
  --wf-text-muted: #6B7280;
  --wf-primary: #1B4332; /* Deep NGO Green */
  --wf-secondary: #2D6A4F; /* Lighter Green */
  --wf-accent: #E85D04; /* Saffron Accent */
  --wf-accent-light: #FFBA08;
  --wf-border: #E5E7EB;
  --wf-white: #FFFFFF;
  --wf-surface: #F9FAFB;

  /* Spacing */
  --wf-space-xs: 8px;
  --wf-space-sm: 16px;
  --wf-space-md: 24px;
  --wf-space-lg: 48px;
  --wf-space-xl: 80px;
  --wf-space-2xl: 120px;

  /* Misc */
  --wf-radius: 4px;
  --wf-shadow: 0 10px 30px rgba(0,0,0,0.05);
  --wf-transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--wf-font-body);
  background-color: var(--wf-bg);
  color: var(--wf-text);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--wf-font-display);
  font-weight: 700;
  margin: 0;
  line-height: 1.1;
}

p {
  margin: 0;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--wf-transition);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 5rem);
}

section {
  margin-top: var(--wf-space-2xl);
  padding: var(--wf-space-lg) 0;
}

main > :first-child {
  margin-top: 0;
}

/* Navbar */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(252, 249, 246, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--wf-border);
  padding: var(--wf-space-sm) 0;
}

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

.nav-logo {
  font-family: var(--wf-font-display);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--wf-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  display: flex;
  gap: var(--wf-space-md);
  align-items: center;
}

.nav-link {
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--wf-font-body);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--wf-radius);
  cursor: pointer;
  border: none;
  transition: var(--wf-transition);
}

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

.btn-primary:hover {
  background: var(--wf-secondary);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(27, 67, 50, 0.2);
}

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

.btn-accent:hover {
  background: #d45000;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(232, 93, 4, 0.3);
}

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

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

/* Hero Section */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--wf-space-xl);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--wf-space-xl);
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(3rem, 8vw, 5.5rem);
  margin-bottom: var(--wf-space-md);
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--wf-text-muted);
  max-width: 500px;
  margin-bottom: var(--wf-space-lg);
}

.hero-visual {
  position: relative;
}

.hero-image-main {
  width: 100%;
  aspect-ratio: 4/5;
  background: var(--wf-surface);
  border-radius: 200px 200px 20px 20px;
  overflow: hidden;
  position: relative;
}

.hero-stats-card {
  position: absolute;
  bottom: 40px;
  left: -40px;
  background: var(--wf-white);
  padding: var(--wf-space-md);
  border-radius: var(--wf-radius);
  box-shadow: var(--wf-shadow);
  max-width: 200px;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* Impact Cards */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--wf-space-md);
}

.impact-card {
  background: var(--wf-white);
  padding: var(--wf-space-lg);
  border-radius: var(--wf-radius);
  border: 1px solid var(--wf-border);
  transition: var(--wf-transition);
}

.impact-card:hover {
  transform: translateY(-10px);
  border-color: var(--wf-accent);
}

.impact-icon {
  width: 48px;
  height: 48px;
  background: var(--wf-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--wf-space-md);
  color: var(--wf-primary);
}

.impact-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--wf-space-sm);
}

/* Placeholder Utility */
.placeholder-image {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.placeholder-image::after {
  content: attr(data-label);
  color: rgba(255,255,255,0.8);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.8rem;
}

/* Featured Section */
.featured {
  background: var(--wf-primary);
  color: var(--wf-white);
  padding: var(--wf-space-2xl) 0;
  position: relative;
}

.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--wf-space-xl);
  align-items: center;
}

.featured-content h2 {
  font-size: 3.5rem;
  margin-bottom: var(--wf-space-md);
}

.featured-content p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: var(--wf-space-lg);
}

.stat-item {
  margin-bottom: var(--wf-space-md);
}

.stat-number {
  font-family: var(--wf-font-display);
  font-size: 3rem;
  display: block;
  color: var(--wf-accent);
}

.stat-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Blog/News */
.section-header {
  text-align: center;
  margin-bottom: var(--wf-space-xl);
}

.section-header h2 {
  font-size: 3rem;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--wf-space-md);
}

.news-card {
  background: var(--wf-white);
  border-radius: var(--wf-radius);
  overflow: hidden;
  border: 1px solid var(--wf-border);
}

.news-thumb {
  height: 240px;
}

.news-body {
  padding: var(--wf-space-md);
}

.news-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--wf-accent);
  margin-bottom: var(--wf-space-xs);
  display: block;
}

/* Footer */
footer {
  background: #111;
  color: var(--wf-white);
  padding: var(--wf-space-2xl) 0 var(--wf-space-lg);
  margin-top: var(--wf-space-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--wf-space-lg);
  margin-bottom: var(--wf-space-xl);
}

.footer-logo {
  font-family: var(--wf-font-display);
  font-size: 2rem;
  color: var(--wf-white);
  margin-bottom: var(--wf-space-md);
  display: block;
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--wf-space-md);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  opacity: 0.6;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--wf-accent);
}

.newsletter-form {
  display: flex;
  gap: 10px;
}

.newsletter-input {
  flex: 1;
  background: #222;
  border: 1px solid #333;
  padding: 12px;
  color: white;
  border-radius: var(--wf-radius);
}

.footer-bottom {
  padding-top: var(--wf-space-md);
  border-top: 1px solid #222;
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  opacity: 0.5;
}

/* NGO Specific Components */
.program-card {
  background: var(--wf-white);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--wf-border);
  transition: var(--wf-transition);
  display: flex;
  flex-direction: column;
}

.program-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
  border-color: var(--wf-secondary);
}

.program-image {
  height: 200px;
}

.program-content {
  padding: var(--wf-space-md);
  flex-grow: 1;
}

.program-tag {
  color: var(--wf-accent);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--wf-space-xs);
  display: block;
}

.success-story-card {
  background: var(--wf-surface);
  padding: var(--wf-space-lg);
  border-radius: 20px;
  position: relative;
}

.quote-icon {
  position: absolute;
  top: 20px;
  right: 20px;
  opacity: 0.1;
  color: var(--wf-primary);
}

.transparency-box {
  background: var(--wf-surface);
  border-left: 4px solid var(--wf-primary);
  padding: var(--wf-space-md);
  border-radius: 0 8px 8px 0;
}

.donation-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: var(--wf-space-md);
}

.tab-btn {
  padding: 10px 20px;
  border: 1px solid var(--wf-border);
  background: white;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
}

.tab-btn.active {
  background: var(--wf-primary);
  color: white;
  border-color: var(--wf-primary);
}

.form-group {
  margin-bottom: var(--wf-space-sm);
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--wf-border);
  border-radius: 4px;
  font-family: inherit;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid, .featured-grid {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }
  .impact-grid {
    grid-template-columns: 1fr;
  }
}