/* GEHRI NGO Website Styles - Following Network Playbook */

/* ========================================
   1. CSS VARIABLES - Exact Network Colors
   ======================================== */
:root {
  /* Backgrounds */
  --bg-page: #FAFFEE;
  --bg-card: #FAFAFF;
  --bg-subtle: #EDEDFE;
  --bg-section: #CACAFC;
  
  /* Text */
  --text-primary: #004534;
  --text-secondary: #0C6951;
  --text-light: #807979;
  
  /* Borders */
  --border-light: #CACAFC;
  --border-medium: #DDDDDD;
  --border-strong: #B0B0B0;
  
  /* Brand Colors */
  --brand-primary: #D3FF62;
  --brand-dark: #004534;
  --brand-hover: #0C6951;
  
  /* Spacing */
  --spacing-xs: 8px;
  --spacing-small: 16px;
  --spacing-medium: 24px;
  --spacing-large: 32px;
  --spacing-xl: 48px;
  --spacing-giant: 64px;
}

/* ========================================
   2. GLOBAL STYLES
   ======================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--text-primary);
  background: var(--bg-page);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ========================================
   3. NAVIGATION - Exact Network Style
   ======================================== */
.network-header {
  position: fixed;
  top: 32px;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 0 12px;
  transition: top 0.3s ease;
}

.network-header.scrolled {
  top: 0;
}

.nav-wrapper {
  max-width: 1440px;
  margin: 0 auto;
  background: var(--brand-dark);
  border-radius: 25px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 8px rgba(0, 69, 52, 0.25);
}

.network-logo {
  font-size: 18px;
  font-weight: 600;
  color: white;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.network-logo:hover {
  opacity: 0.9;
}

.network-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.network-nav-link {
  color: white;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 20px;
  transition: background 0.2s ease;
}

.network-nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-button svg {
  width: 24px;
  height: 24px;
}

.btn-nav {
  margin-left: 8px;
}

/* ========================================
   4. BUTTONS - Pill Shape
   ======================================== */
.btn-primary {
  background: var(--brand-dark);
  color: white;
  border: none;
  border-radius: 25px;
  padding: 14px 32px;
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  line-height: 1.2;
}

.btn-primary:hover {
  background: var(--brand-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 69, 52, 0.25);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
}

.btn-secondary {
  background: transparent;
  color: var(--brand-dark);
  border: 2px solid var(--brand-dark);
  border-radius: 25px;
  padding: 12px 30px;
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
}

.btn-secondary:hover {
  background: var(--brand-dark);
  color: white;
  transform: translateY(-2px);
}

.btn-cta {
  border-radius: 33px;
  padding: 18px 36px;
  font-size: 18px;
  font-weight: 700;
  background: var(--brand-dark);
  color: white;
  min-height: 54px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 16px rgba(0, 69, 52, 0.25);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.network-nav .btn-primary {
  background: var(--brand-primary);
  color: var(--brand-dark);
}

.network-nav .btn-primary:hover {
  background: white;
}

/* ========================================
   5. HERO SECTION
   ======================================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('https://images.unsplash.com/photo-1761619924480-70ac3ea33b67');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
  padding: 100px 20px 60px;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 69, 52, 0.85) 0%, rgba(12, 105, 81, 0.75) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  color: white;
  margin-bottom: 20px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  color: white;
  margin-bottom: 40px;
  text-shadow: 0 1px 4px rgba(246, 244, 244, 0.2);
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-buttons .btn-secondary {
  background: white;
  color: var(--brand-dark);
  border-color: white;
}

.hero-buttons .btn-secondary:hover {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
}

/* ========================================
   6. SECTIONS
   ======================================== */
.section-padding {
  padding: var(--spacing-giant) var(--spacing-small);
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 12px;
}

.section-title {
  margin-bottom: var(--spacing-medium);
}

.section-subtitle {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

/* ========================================
   7. ABOUT SECTION
   ======================================== */
.about-section {
  background: white;
}

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

.about-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: 32px;
  box-shadow: 0 4px 16px rgba(0, 69, 52, 0.15);
}

.about-blocks {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
}

.about-block {
  padding: var(--spacing-medium);
  background: var(--bg-subtle);
  border-radius: 24px;
  transition: transform 0.3s ease;
}

.about-block:hover {
  transform: translateX(8px);
}

.about-block h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-small);
}

/* ========================================
   8. FOCUS AREAS
   ======================================== */
.focus-section {
  background: var(--bg-subtle);
}

.network-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-large);
  margin-top: var(--spacing-xl);
}

.network-card {
  background: var(--bg-card);
  border-radius: 32px;
  padding: var(--spacing-large);
  box-shadow: 0 2px 8px rgba(0, 69, 52, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.network-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 69, 52, 0.15);
  border-color: var(--brand-primary);
}

.focus-icon {
  width: 80px;
  height: 80px;
  background: var(--brand-primary);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-dark);
  margin-bottom: var(--spacing-medium);
}

.focus-icon svg {
  width: 40px;
  height: 40px;
}

.network-card-title {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.network-card-content {
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ========================================
   9. IMPACT SECTION
   ======================================== */
.impact-section {
  background: white;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-large);
  margin-top: var(--spacing-xl);
}

.impact-stat {
  text-align: center;
  padding: var(--spacing-large);
  background: var(--bg-subtle);
  border-radius: 24px;
  transition: all 0.3s ease;
}

.impact-stat:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 24px rgba(0, 69, 52, 0.15);
}

.impact-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--brand-dark);
  margin-bottom: var(--spacing-small);
}

.impact-label {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========================================
   10. GET INVOLVED SECTION
   ======================================== */
.involve-section {
  background: var(--bg-subtle);
}

.involve-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-large);
  margin-top: var(--spacing-xl);
}

.involve-card {
  background: white;
  border-radius: 32px;
  transition: all 0.3s ease;
}

.involve-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0, 69, 52, 0.2);
}

.involve-card-content {
  padding: var(--spacing-large);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
}

.involve-card-content h3 {
  color: var(--text-primary);
}

.involve-card-content p {
  color: var(--text-secondary);
  flex-grow: 1;
}

/* ========================================
   11. GALLERY SECTION
   ======================================== */
.gallery-section {
  background: white;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-medium);
  margin-top: var(--spacing-xl);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  aspect-ratio: 4/3;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 69, 52, 0.1);
  transition: all 0.3s ease;
}

.gallery-item:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 24px rgba(0, 69, 52, 0.2);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 69, 52, 0.9), transparent);
  padding: var(--spacing-medium);
  color: white;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-caption {
  transform: translateY(0);
}

/* ========================================
   12. PARTNERS SECTION
   ======================================== */
.partners-section {
  background: var(--bg-subtle);
}

.partners-note {
  max-width: 800px;
  margin: var(--spacing-large) auto 0;
  padding: var(--spacing-large);
  background: white;
  border-radius: 24px;
  border-left: 4px solid var(--brand-primary);
}

/* ========================================
   13. CONTACT SECTION
   ======================================== */
.contact-section {
  background: white;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.contact-info h2 {
  margin-bottom: var(--spacing-medium);
}

.contact-info p {
  margin-bottom: var(--spacing-large);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-small);
  color: var(--text-secondary);
  font-size: 1.125rem;
}

.contact-item svg {
  color: var(--brand-dark);
  width: 24px;
  height: 24px;
}

.contact-form-wrapper {
  background: var(--bg-subtle);
  padding: var(--spacing-large);
  border-radius: 32px;
}

.contact-form,
.involved-form,
.donation-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
}

.form-input,
.form-textarea {
  padding: 14px 20px;
  border: 2px solid var(--border-medium);
  border-radius: 12px;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.2s ease;
  background: white;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--brand-dark);
  box-shadow: 0 0 0 3px rgba(0, 69, 52, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--spacing-small);
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.form-checkbox label {
  cursor: pointer;
  color: var(--text-secondary);
}

/* ========================================
   14. MODALS
   ======================================== */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 69, 52, 0.9);
  overflow-y: auto;
  padding: var(--spacing-medium);
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 32px;
  max-width: 800px;
  width: 100%;
  position: relative;
  box-shadow: 0 8px 32px rgba(0, 69, 52, 0.3);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: var(--spacing-medium);
  right: var(--spacing-medium);
  background: var(--bg-subtle);
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--brand-dark);
  color: white;
}

.modal-close svg {
  width: 24px;
  height: 24px;
}

.donate-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.donate-icon {
  color: var(--brand-dark);
  margin-bottom: var(--spacing-medium);
  width: 64px;
  height: 64px;
}

.trust-badges {
  display: flex;
  justify-content: center;
  gap: var(--spacing-large);
  margin: var(--spacing-xl) 0;
  flex-wrap: wrap;
}

.trust-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--text-secondary);
}

.trust-badge svg {
  color: var(--brand-dark);
  width: 32px;
  height: 32px;
}

.donation-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-medium);
  margin: var(--spacing-large) 0;
}

.donation-option {
  padding: var(--spacing-medium);
  background: var(--bg-subtle);
  border: 2px solid var(--border-medium);
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.donation-option:hover {
  border-color: var(--brand-dark);
  transform: translateY(-2px);
}

.donation-option.selected {
  background: var(--brand-primary);
  border-color: var(--brand-dark);
}

.donation-amount {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--brand-dark);
  margin-bottom: var(--spacing-xs);
}

.donation-impact {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.custom-amount {
  margin: var(--spacing-large) 0;
}

.custom-amount label {
  display: block;
  margin-bottom: var(--spacing-small);
  color: var(--text-primary);
  font-weight: 500;
}

.donation-note {
  margin-top: var(--spacing-medium);
  color: var(--text-light);
}

/* ========================================
   15. FOOTER
   ======================================== */
.footer {
  background: var(--brand-dark);
  color: white;
  padding: var(--spacing-xl) var(--spacing-small) var(--spacing-medium);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-large);
  margin-bottom: var(--spacing-large);
}

.footer-section h3,
.footer-section h4 {
  color: var(--brand-primary);
  margin-bottom: var(--spacing-small);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
}

.footer-title {
  font-weight: 600;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.2s ease;
  padding: 4px 0;
}

.footer-links a:hover {
  color: var(--brand-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-medium);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
}

/* ========================================
   16. TYPOGRAPHY
   ======================================== */
.display-large {
  font-size: clamp(3rem, 6.5vw, 5rem);
  font-weight: 700;
  line-height: 0.95;
}

.display-medium {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
}

.heading-1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}

.heading-2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
}

.heading-3 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary);
}

.body-large {
  font-size: clamp(1.125rem, 2.5vw, 1.25rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-secondary);
}

.body-medium {
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-secondary);
}

.body-small {
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-light);
}

.caption {
  font-size: clamp(0.75rem, 1vw, 0.875rem);
  font-weight: 400;
  line-height: 1.4;
  color: var(--text-light);
}

/* ========================================
   17. RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .network-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 781px) {
  .network-header {
    top: 0;
    position: fixed;
  }
  
  .nav-wrapper {
    border-radius: 0;
    padding: 16px;
  }
  
  .mobile-menu-button {
    display: block;
  }
  
  .network-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--brand-dark);
    flex-direction: column;
    padding: var(--spacing-medium);
    gap: var(--spacing-small);
    border-radius: 0 0 25px 25px;
    box-shadow: 0 4px 12px rgba(0, 69, 52, 0.2);
  }
  
  .network-nav.mobile-open {
    display: flex;
  }
  
  .network-nav-link {
    width: 100%;
    text-align: left;
  }
  
  .hero-section {
    padding: 140px 20px 60px;
    min-height: 90vh;
    background-attachment: scroll;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons .btn-cta,
  .hero-buttons .btn-secondary {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  
  .section-padding {
    padding: var(--spacing-xl) var(--spacing-small);
  }
  
  .network-grid,
  .involve-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-image img {
    height: 300px;
  }
  
  .donation-options {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .impact-grid,
  .donation-options {
    grid-template-columns: 1fr;
  }
  
  .trust-badges {
    flex-direction: column;
  }
}