/* CSS Variables for theming and consistency */
:root {
  /* Colors */
  --primary-gradient: linear-gradient(135deg, #00d4ff 0%, #6b4cff 100%);
  --accent-color: #00FFB3;
  --error-color: #FF5A5F;
  --success-color: #4ADE80;
  --warning-color: #FFB800;
  
  /* Glass Effect */
  --glass-bg-light: rgba(255, 255, 255, 0.6);
  --glass-bg-dark: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.2);
  --backdrop-blur: blur(20px);
  
  /* Text Colors */
  --text-primary: #1a1a1a;
  --text-secondary: #666666;
  --text-muted: #999999;
  
  /* Background */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.25);
  
  /* Animations */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
}

/* Dark theme variables */
[data-theme="dark"] {
  --text-primary: #ffffff;
  --text-secondary: #b8c7e6;
  --text-muted: #8892b0;
  
  --bg-primary: #0a0a0f;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  
  --glass-bg-light: rgba(255, 255, 255, 0.03);
  --glass-bg-dark: rgba(255, 255, 255, 0.08);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

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

a:hover {
  color: var(--accent-color);
  opacity: 0.8;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Glass Card Effect */
.glass-card {
  background: var(--glass-bg-dark);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--glass-bg-dark);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--transition-normal);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

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

.logo {
  width: 32px;
  height: 32px;
}

.brand-text {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: var(--glass-bg-light);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--primary-gradient);
  border-radius: 1px;
}

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

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: var(--space-sm);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background: var(--glass-bg-light);
  color: var(--text-primary);
}

.theme-icon {
  position: absolute;
  transition: all var(--transition-normal);
}

[data-theme="light"] .theme-icon.moon,
[data-theme="dark"] .theme-icon.sun {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

[data-theme="light"] .theme-icon.sun,
[data-theme="dark"] .theme-icon.moon {
  opacity: 0;
  transform: scale(0.5) rotate(180deg);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  gap: 4px;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
  border-radius: 1px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 70px;
}

.hero-background {
  position: absolute;
  inset: 0;
  background: var(--primary-gradient);
  opacity: 0.1;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  animation: float 20s ease-in-out infinite;
}

.orb-1 {
  width: 300px;
  height: 300px;
  background: var(--accent-color);
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.orb-2 {
  width: 200px;
  height: 200px;
  background: #6b4cff;
  top: 60%;
  right: 20%;
  animation-delay: -7s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: #00d4ff;
  bottom: 10%;
  left: 50%;
  animation-delay: -14s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-30px) rotate(120deg); }
  66% { transform: translateY(30px) rotate(240deg); }
}

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

.hero-card {
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  background: var(--primary-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xxl);
  line-height: 1.5;
}

.hero-cta {
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4); }
  50% { box-shadow: 0 0 20px 5px rgba(0, 212, 255, 0.1); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border: none;
  border-radius: var(--radius-pill);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary-gradient);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--glass-bg-dark);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--glass-bg-light);
  transform: translateY(-1px);
}

.btn-success {
  background: linear-gradient(135deg, #4ADE80 0%, #22c55e 100%);
  color: white;
}

.btn-large {
  padding: var(--space-lg) var(--space-xxl);
  font-size: 1.125rem;
}

.btn-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: inherit;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn.loading .btn-text {
  opacity: 0;
}

.btn.loading .btn-loader {
  opacity: 1;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Impact Strip */
.impact-strip {
  padding: var(--space-xxl) 0;
  background: var(--bg-secondary);
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.impact-card {
  text-align: center;
  padding: var(--space-xl);
}

.impact-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-color);
  margin: var(--space-md) 0;
  display: block;
}

.impact-label {
  font-size: 1.125rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Donation Section */
.donation-section {
  padding: var(--space-xxl) 0;
}

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

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.donation-container {
  max-width: 800px;
  margin: 0 auto;
}

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

.progress-section {
  margin-bottom: var(--space-xxl);
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.progress-label {
  font-weight: 600;
  color: var(--text-primary);
}

.progress-amount {
  font-weight: 600;
  color: var(--accent-color);
}

.progress-bar {
  height: 12px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-bottom: var(--space-sm);
}

.progress-fill {
  height: 100%;
  background: var(--primary-gradient);
  border-radius: inherit;
  transition: width var(--transition-slow);
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: progress-shimmer 2s infinite;
}

@keyframes progress-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.progress-percentage {
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Form Styles */
.donation-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.amount-section {
  margin-bottom: var(--space-lg);
}

.amount-chips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.amount-chip {
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--glass-border);
  background: var(--glass-bg-dark);
  border-radius: var(--radius-pill);
  text-align: center;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
}

.amount-chip:hover {
  border-color: var(--accent-color);
  transform: scale(1.05);
}

.amount-chip.active {
  border-color: var(--accent-color);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 255, 179, 0.1));
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.custom-amount {
  margin-bottom: var(--space-lg);
}

.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-prefix {
  position: absolute;
  left: var(--space-md);
  color: var(--text-secondary);
  font-weight: 600;
  z-index: 1;
}

.form-input {
  width: 100%;
  padding: var(--space-md) var(--space-xl);
  border: 2px solid var(--glass-border);
  background: var(--glass-bg-dark);
  border-radius: var(--radius-md);
  font-size: 1rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(0, 255, 179, 0.1);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.input-group .form-input {
  padding-left: var(--space-xxl);
}

/* Slider */
.slider-section {
  margin-bottom: var(--space-lg);
}

.amount-slider {
  width: 100%;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--bg-tertiary);
  outline: none;
  appearance: none;
  transition: background var(--transition-fast);
}

.amount-slider::-webkit-slider-thumb {
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-gradient);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-fast);
}

.amount-slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.amount-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-gradient);
  cursor: pointer;
  border: none;
  box-shadow: var(--shadow-md);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Toggle */
.recurring-section {
  margin-bottom: var(--space-xl);
}

.toggle-group {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.toggle-input {
  display: none;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  cursor: pointer;
  font-weight: 500;
}

.toggle-switch {
  width: 44px;
  height: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-pill);
  position: relative;
  transition: background var(--transition-fast);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.toggle-input:checked + .toggle-label .toggle-switch {
  background: var(--accent-color);
}

.toggle-input:checked + .toggle-label .toggle-switch::after {
  transform: translateX(20px);
}

/* Why Donate Section */
.why-donate {
  padding: var(--space-xxl) 0;
  background: var(--bg-secondary);
}

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

.why-card {
  text-align: center;
  padding: var(--space-xxl);
}

.why-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  color: var(--accent-color);
}

.why-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.why-text {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Testimonials */
.testimonials {
  padding: var(--space-xxl) 0;
}

.testimonials-carousel {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.carousel-container {
  overflow: hidden;
  border-radius: var(--radius-md);
}

.carousel-track {
  display: flex;
  transition: transform var(--transition-slow);
}

.testimonial-card {
  min-width: 100%;
  padding: var(--space-xxl);
  text-align: center;
  background: var(--glass-bg-dark);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--glass-border);
}

.testimonial-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  margin: 0 auto var(--space-lg);
  border: 3px solid var(--accent-color);
}

.testimonial-text {
  font-size: 1.125rem;
  font-style: italic;
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
  line-height: 1.6;
}

.testimonial-author {
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.testimonial-role {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.carousel-controls {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border: none;
  background: var(--glass-bg-dark);
  color: var(--text-primary);
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--glass-border);
}

.carousel-btn:hover {
  background: var(--glass-bg-light);
  transform: scale(1.05);
}

.carousel-indicators {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.indicator.active {
  background: var(--accent-color);
  transform: scale(1.2);
}

/* Transparency Section */
.transparency {
  padding: var(--space-xxl) 0;
  background: var(--bg-secondary);
}

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

.accordion {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--glass-bg-dark);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--glass-border);
}

.accordion-item {
  border-bottom: 1px solid var(--glass-border);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  width: 100%;
  padding: var(--space-xl);
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.125rem;
  transition: background var(--transition-fast);
}

.accordion-header:hover {
  background: var(--glass-bg-light);
}

.accordion-icon {
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-item.active .accordion-content {
  max-height: 200px;
}

.accordion-body {
  padding: 0 var(--space-xl) var(--space-xl);
}

.fund-breakdown {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.fund-category {
  font-weight: 600;
}

.fund-percentage {
  color: var(--accent-color);
  font-weight: 600;
}

.fund-description {
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.fund-amount {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Footer */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--glass-border);
  padding: var(--space-xxl) 0;
}

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

.footer-section h3 {
  margin-bottom: var(--space-lg);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.footer-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

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

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
}

.whatsapp-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--success-color);
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-pill);
  background: rgba(74, 222, 128, 0.1);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.whatsapp-link:hover {
  background: rgba(74, 222, 128, 0.2);
  transform: translateY(-1px);
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--glass-bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--glass-border);
}

.social-link:hover {
  background: var(--accent-color);
  color: white;
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

.footer-bottom p {
  margin-bottom: var(--space-sm);
}

/* Payment Page Styles */
.payment-section {
  padding: 100px 0 var(--space-xxl);
  min-height: 100vh;
}

.payment-container {
  max-width: 1000px;
  margin: 0 auto;
}

.payment-header {
  text-align: center;
  margin-bottom: var(--space-xxl);
}

.payment-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.payment-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
}

.donation-summary {
  margin-bottom: var(--space-xxl);
  padding: var(--space-xl);
}

.summary-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.summary-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.summary-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.summary-item.total {
  border-top: 1px solid var(--glass-border);
  padding-top: var(--space-md);
  font-weight: 600;
  font-size: 1.125rem;
}

.summary-label {
  color: var(--text-secondary);
}

.summary-value {
  color: var(--text-primary);
  font-weight: 600;
}

.payment-form-container {
  display: grid;
  gap: var(--space-xl);
}

.form-section {
  padding: var(--space-xl);
}

.form-title {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

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

.error-message {
  color: var(--error-color);
  font-size: 0.875rem;
  margin-top: var(--space-xs);
  min-height: 20px;
}

/* Payment Tabs */
.payment-tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  border-bottom: 1px solid var(--glass-border);
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  transition: all var(--transition-fast);
  font-weight: 500;
  position: relative;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: var(--glass-bg-light);
}

.tab-btn.active {
  color: var(--accent-color);
  background: var(--glass-bg-light);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-color);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Security Badge */
.security-badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--success-color);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  background: rgba(74, 222, 128, 0.1);
  border-radius: var(--radius-pill);
  width: fit-content;
}

/* Crypto Styles */
.crypto-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.crypto-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.crypto-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--glass-bg-dark);
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
}

.crypto-btn:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
}

.crypto-btn.active {
  border-color: var(--accent-color);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 255, 179, 0.1));
}

.crypto-payment {
  display: grid;
  gap: var(--space-xl);
}

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

.qr-code {
  display: inline-block;
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-lg);
}

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

.address-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.address-input-group {
  display: flex;
  gap: var(--space-sm);
}

.address-input-group .form-input {
  flex: 1;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 0.875rem;
}

.copy-btn {
  padding: var(--space-md) var(--space-lg);
  white-space: nowrap;
}

.crypto-instructions {
  background: var(--glass-bg-light);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
}

.crypto-instructions h4 {
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.crypto-instructions ol {
  margin-left: var(--space-lg);
  color: var(--text-secondary);
}

.crypto-instructions li {
  margin-bottom: var(--space-sm);
}

/* Manual Payment */
.manual-options {
  text-align: center;
}

.manual-description {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  font-size: 1.125rem;
}

.manual-buttons {
  display: grid;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.manual-btn {
  padding: var(--space-lg) var(--space-xl);
  font-size: 1.125rem;
}

.manual-info {
  background: var(--glass-bg-light);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  text-align: left;
}

.manual-info h4 {
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.manual-info ul {
  margin-left: var(--space-lg);
  color: var(--text-secondary);
}

.manual-info li {
  margin-bottom: var(--space-sm);
}

/* Modal Styles */
.modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.modal.active {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--glass-bg-dark);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xxl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

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

.success-icon,
.error-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.success-icon {
  background: linear-gradient(135deg, rgba(74, 222, 128, 0.2), rgba(34, 197, 94, 0.2));
  color: var(--success-color);
}

.error-icon {
  background: linear-gradient(135deg, rgba(255, 90, 95, 0.2), rgba(239, 68, 68, 0.2));
  color: var(--error-color);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.modal-subtitle {
  color: var(--text-secondary);
  margin-bottom: 0;
}

.modal-body {
  margin-bottom: var(--space-xl);
}

.success-details,
.error-message {
  background: var(--glass-bg-light);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  margin-bottom: var(--space-lg);
}

.success-actions,
.error-suggestions {
  margin-bottom: var(--space-lg);
}

.success-actions h3,
.error-suggestions h3 {
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.action-buttons,
.suggestion-buttons {
  display: grid;
  gap: var(--space-md);
}

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

.modal-footer {
  text-align: center;
  border-top: 1px solid var(--glass-border);
  padding-top: var(--space-lg);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 90px;
  right: var(--space-lg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 400px;
}

.toast {
  padding: var(--space-lg);
  background: var(--glass-bg-dark);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  transform: translateX(100%);
  opacity: 0;
  transition: all var(--transition-normal);
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 600;
  margin-bottom: var(--space-xs);
  font-size: 0.875rem;
}

.toast-message {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.4;
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.toast-close:hover {
  background: var(--glass-bg-light);
  color: var(--text-primary);
}

.toast.success {
  border-left: 4px solid var(--success-color);
}

.toast.error {
  border-left: 4px solid var(--error-color);
}

.toast.warning {
  border-left: 4px solid var(--warning-color);
}

.toast.info {
  border-left: 4px solid var(--accent-color);
}

/* Analytics Page Styles */
.analytics-section {
  padding: 100px 0 var(--space-xxl);
  min-height: 100vh;
}

.dashboard-header {
  text-align: center;
  margin-bottom: var(--space-xxl);
}

.dashboard-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.dashboard-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.dashboard-filters {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.filter-select {
  padding: var(--space-sm) var(--space-md);
  background: var(--glass-bg-dark);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xxl);
}

.metric-card {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
}

.metric-icon {
  width: 48px;
  height: 48px;
  color: var(--accent-color);
  flex-shrink: 0;
}

.metric-content {
  flex: 1;
}

.metric-title {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
  font-weight: 500;
}

.metric-value {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.metric-change {
  font-size: 0.875rem;
  font-weight: 500;
}

.metric-change.positive {
  color: var(--success-color);
}

.metric-change.negative {
  color: var(--error-color);
}

/* Charts Grid */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xxl);
}

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

.chart-card.full-width {
  grid-column: 1 / -1;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.chart-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.chart-controls {
  display: flex;
  gap: var(--space-sm);
}

.chart-btn {
  padding: var(--space-sm) var(--space-md);
  background: none;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.chart-btn:hover,
.chart-btn.active {
  background: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
}

.chart-container {
  position: relative;
  height: 300px;
  margin-bottom: var(--space-lg);
}

.chart-legend,
.chart-info {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.legend-item,
.info-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
}

.legend-color,
.info-color {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

/* Tables */
.tables-section {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xxl);
}

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

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.table-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table th,
.data-table td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}

.data-table th {
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--glass-bg-light);
}

.data-table tr:hover {
  background: var(--glass-bg-light);
}

.status-badge {
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
}

.status-badge.success {
  background: rgba(74, 222, 128, 0.2);
  color: var(--success-color);
}

.status-badge.pending {
  background: rgba(255, 184, 0, 0.2);
  color: var(--warning-color);
}

.status-badge.failed {
  background: rgba(255, 90, 95, 0.2);
  color: var(--error-color);
}

/* Impact Section */
.impact-section {
  margin-bottom: var(--space-xxl);
}

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

.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.impact-card {
  text-align: center;
  padding: var(--space-xl);
}

.impact-icon {
  width: 64px;
  height: 64px;
  color: var(--accent-color);
  margin: 0 auto var(--space-lg);
}

.impact-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.impact-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: var(--space-md);
}

.impact-description {
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .nav-container {
    padding: 0 var(--space-md);
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--glass-bg-dark);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border-bottom: 1px solid var(--glass-border);
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
    transform: translateY(-100%);
    opacity: 0;
    transition: all var(--transition-normal);
    pointer-events: none;
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1rem;
  }
  
  .glass-card {
    padding: var(--space-lg);
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .amount-chips {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .crypto-selector {
    grid-template-columns: 1fr;
  }
  
  .address-input-group {
    flex-direction: column;
  }
  
  .chart-container {
    height: 250px;
  }
  
  .charts-grid {
    grid-template-columns: 1fr;
  }
  
  .tables-section {
    grid-template-columns: 1fr;
  }
  
  .toast-container {
    left: var(--space-md);
    right: var(--space-md);
    max-width: none;
  }
  
  .modal-content {
    margin: var(--space-md);
    padding: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }
  
  .nav-container {
    padding: 0 var(--space-sm);
  }
  
  .glass-card {
    padding: var(--space-md);
  }
  
  .hero-title {
    font-size: 1.75rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .amount-chips {
    grid-template-columns: 1fr;
  }
  
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .metric-card {
    flex-direction: column;
    text-align: center;
  }
  
  .dashboard-filters {
    flex-direction: column;
  }
  
  .chart-header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .table-header {
    flex-direction: column;
    align-items: stretch;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --glass-bg-light: rgba(255, 255, 255, 0.9);
    --glass-bg-dark: rgba(0, 0, 0, 0.9);
    --glass-border: rgba(255, 255, 255, 0.5);
  }
  
  [data-theme="dark"] {
    --glass-bg-light: rgba(0, 0, 0, 0.9);
    --glass-bg-dark: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.5);
  }
}

/* Print styles */
@media print {
  .nav,
  .hero-background,
  .gradient-orb,
  .carousel-controls,
  .carousel-indicators,
  .toast-container,
  .modal {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .glass-card {
    background: white !important;
    border: 1px solid #ccc !important;
    box-shadow: none !important;
  }
  
  .btn {
    border: 1px solid #ccc !important;
    background: white !important;
    color: black !important;
  }
}

/* Analytics Section */
.analytics-section {
  padding: var(--space-xxl) 0;
  background: var(--bg-secondary);
  min-height: 100vh;
}

.analytics-grid {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

/* Metrics Row */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.metric-card {
  padding: var(--space-lg);
  text-align: left;
}

.metric-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.metric-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.metric-icon.success {
  background: var(--success-color);
}

.metric-icon.primary {
  background: var(--primary-gradient);
}

.metric-icon.warning {
  background: var(--warning-color);
}

.metric-icon.info {
  background: linear-gradient(135deg, #00d4ff, #6b4cff);
}

.metric-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.metric-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-change {
  font-size: 0.85rem;
  font-weight: 500;
}

.metric-change.positive {
  color: var(--success-color);
}

.metric-change.negative {
  color: var(--error-color);
}

/* Charts Row */
.charts-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-lg);
}

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

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.chart-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
}

.chart-controls select {
  background: var(--glass-bg-dark);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9rem;
}

.chart-container {
  position: relative;
  height: 300px;
}

.chart-container canvas {
  max-height: 100%;
}

/* Goal Progress */
.goal-card {
  padding: var(--space-lg);
}

.goal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.goal-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
}

.goal-amount {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.goal-current {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.goal-separator {
  color: var(--text-secondary);
  font-size: 1rem;
}

.goal-target {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.goal-progress {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.progress-bar {
  flex: 1;
  height: 12px;
  background: var(--glass-bg-dark);
  border-radius: var(--radius-pill);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.progress-fill {
  height: 100%;
  background: var(--primary-gradient);
  border-radius: var(--radius-pill);
  transition: width var(--transition-normal);
}

.progress-percentage {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 40px;
  text-align: right;
}

.goal-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

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

.stat-value {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .analytics-section {
    padding: var(--space-lg) 0;
  }
  
  .metrics-row {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .charts-row {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .chart-container {
    height: 250px;
  }
  
  .goal-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }
  
  .goal-stats {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .metric-value {
    font-size: 2rem;
  }
  
  .stat-value {
    font-size: 1.5rem;
  }
                    }


/* =========================================================
   PastADonate visual refresh — presentation layer only
   Keeps existing DOM hooks, IDs, classes and user journeys.
   ========================================================= */
:root {
  color-scheme: dark;
  --primary-gradient: linear-gradient(120deg, #16c79a 0%, #38bdf8 55%, #818cf8 100%);
  --accent-color: #35d6a5;
  --text-primary: #f3f7fb;
  --text-secondary: #a6b5c7;
  --text-muted: #75869b;
  --bg-primary: #07111d;
  --bg-secondary: #0b1928;
  --bg-tertiary: #102338;
  --glass-bg-light: rgba(17, 35, 53, .78);
  --glass-bg-dark: rgba(11, 25, 40, .72);
  --glass-border: rgba(164, 190, 215, .13);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --shadow-sm: 0 8px 24px rgba(0,0,0,.16);
  --shadow-md: 0 18px 48px rgba(0,0,0,.24);
  --shadow-lg: 0 28px 80px rgba(0,0,0,.34);
}
[data-theme="light"] {
  color-scheme: light;
  --text-primary: #142235;
  --text-secondary: #52647a;
  --text-muted: #77869a;
  --bg-primary: #f4f8fb;
  --bg-secondary: #ffffff;
  --bg-tertiary: #eaf1f6;
  --glass-bg-light: rgba(255,255,255,.88);
  --glass-bg-dark: rgba(255,255,255,.72);
  --glass-border: rgba(29,54,78,.12);
}
html { scroll-padding-top: 100px; }
body {
  background:
    radial-gradient(ellipse at 12% 0%, rgba(22,199,154,.10), transparent 34rem),
    radial-gradient(ellipse at 92% 18%, rgba(56,189,248,.09), transparent 32rem),
    var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
}
::selection { background: rgba(53,214,165,.28); color: var(--text-primary); }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, .btn, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(53,214,165,.72); outline-offset: 3px; }
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7,17,29,.78);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: background .25s ease, box-shadow .25s ease;
}
[data-theme="light"] .nav { background: rgba(255,255,255,.86); }
.nav.scrolled { box-shadow: 0 10px 30px rgba(0,0,0,.14); }
.nav-container { width: min(1180px, calc(100% - 40px)); min-height: 76px; gap: 24px; }
.nav-brand { gap: 12px; text-decoration: none; }
.logo { filter: drop-shadow(0 5px 12px rgba(22,199,154,.18)); flex: 0 0 auto; }
.brand-text { color: var(--text-primary); font-weight: 800; letter-spacing: -.035em; }
.nav-menu { gap: 6px; }
.nav-link {
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--text-secondary);
  font-size: .91rem;
  font-weight: 650;
  transition: color .2s ease, background .2s ease;
}
.nav-link:hover, .nav-link.active { color: var(--accent-color); background: rgba(53,214,165,.09); }
.nav-actions { gap: 10px; }
.theme-toggle, .nav-toggle {
  border: 1px solid var(--glass-border);
  background: var(--glass-bg-dark);
  color: var(--text-primary);
  border-radius: 13px;
  min-width: 44px;
  min-height: 44px;
}
.container, .nav-container { max-width: 1180px; }
section { scroll-margin-top: 92px; }
.hero {
  min-height: min(760px, calc(100svh - 76px));
  display: grid;
  align-items: center;
  isolation: isolate;
  padding-top: clamp(64px, 9vw, 116px);
  padding-bottom: clamp(64px, 9vw, 116px);
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: min(55vw, 680px);
  aspect-ratio: 1;
  right: -10%;
  top: 4%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22,199,154,.17), rgba(56,189,248,.06) 48%, transparent 70%);
  filter: blur(12px);
  pointer-events: none;
}
.hero-content { max-width: 1180px; width: calc(100% - 40px); margin-inline: auto; }
.hero-badge, .section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-color);
  background: rgba(53,214,165,.09);
  border: 1px solid rgba(53,214,165,.2);
  border-radius: 999px;
  padding: 7px 13px;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.hero-title { max-width: 850px; font-size: clamp(2.6rem, 6.2vw, 5.35rem); line-height: 1.04; letter-spacing: -.065em; font-weight: 850; }
.hero-subtitle { max-width: 620px; color: var(--text-secondary); font-size: clamp(1rem, 1.6vw, 1.2rem); line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 30px; }
.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 21px;
  border-radius: 13px;
  font-weight: 750;
  letter-spacing: -.01em;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #041a16;
  background: linear-gradient(120deg, #35d6a5, #7ce7c5);
  box-shadow: 0 10px 28px rgba(53,214,165,.18);
}
.btn-primary:hover { box-shadow: 0 14px 34px rgba(53,214,165,.27); }
.btn-secondary {
  color: var(--text-primary);
  background: rgba(255,255,255,.035);
  border-color: var(--glass-border);
}
.btn-secondary:hover { border-color: rgba(53,214,165,.42); background: rgba(53,214,165,.07); }
.btn-success { color: #062117; background: #35d6a5; }
.btn-large { min-height: 54px; padding: 14px 25px; }
.glass-card, .card, .metric-card, .chart-card, .table-card, .donation-card, .goal-card, .feature-image-card, .why-card, .hero-card {
  color: var(--text-primary);
  background: linear-gradient(145deg, var(--glass-bg-light), var(--glass-bg-dark));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.glass-card { transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease; }
.glass-card:hover { border-color: rgba(53,214,165,.25); box-shadow: var(--shadow-md); }
.section-header { max-width: 760px; margin-inline: auto; text-align: center; }
.section-title { font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -.05em; font-weight: 850; }
.section-subtitle { color: var(--text-secondary); max-width: 660px; margin-inline: auto; }
.impact-section, .donation-section, .why-donate, .testimonials, .contact-section { padding-block: clamp(64px, 8vw, 104px); }
.impact-grid, .why-grid { gap: 18px; }
.impact-card { padding: 26px 20px; text-align: center; }
.impact-icon { font-size: 1.8rem; margin-bottom: 10px; }
.impact-number { color: var(--accent-color); font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 850; letter-spacing: -.05em; }
.impact-label { color: var(--text-secondary); font-weight: 650; }
.donation-container { gap: 22px; }
.donation-card { padding: clamp(22px, 4vw, 38px); }
.donation-form, .payment-form-container { gap: 20px; }
.form-title, .summary-title, .goal-title, .chart-title, .table-title { color: var(--text-primary); font-weight: 800; letter-spacing: -.035em; }
.form-label, .summary-label, .slider-labels, .donation-security-note { color: var(--text-secondary); font-weight: 650; }
.form-input, input, select, textarea {
  width: 100%;
  min-height: 48px;
  color: var(--text-primary);
  background: rgba(3,13,23,.34);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 14px;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
[data-theme="light"] .form-input, [data-theme="light"] input, [data-theme="light"] select, [data-theme="light"] textarea { background: #f7fafc; }
.form-input:focus, input:focus, select:focus, textarea:focus { border-color: rgba(53,214,165,.7); box-shadow: 0 0 0 4px rgba(53,214,165,.1); outline: none; }
.amount-chips { display: grid; grid-template-columns: repeat(auto-fit, minmax(90px, 1fr)); gap: 10px; }
.amount-chip, .tab-btn, .chart-btn {
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,.035);
  color: var(--text-secondary);
  border-radius: 12px;
  padding: 11px 14px;
  font-weight: 750;
  cursor: pointer;
  transition: .2s ease;
}
.amount-chip:hover, .amount-chip.active, .tab-btn.active, .chart-btn.active {
  color: var(--accent-color);
  border-color: rgba(53,214,165,.55);
  background: rgba(53,214,165,.10);
}
.progress-bar, .goal-progress { overflow: hidden; border-radius: 999px; background: rgba(148,163,184,.17); }
.progress-fill { background: linear-gradient(90deg, #35d6a5, #38bdf8); border-radius: inherit; }
.payment-container { width: min(1050px, calc(100% - 36px)); margin: 40px auto 80px; }
.payment-header { text-align: center; margin-bottom: 28px; }
.payment-title { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.05em; }
.payment-subtitle { color: var(--text-secondary); }
.payment-section, .payment-form-container { padding: clamp(20px, 4vw, 34px); border-radius: var(--radius-lg); }
.payment-tabs { display: flex; flex-wrap: wrap; gap: 9px; }
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeUp .25s ease both; }
.summary-details { border-top: 1px solid var(--glass-border); border-bottom: 1px solid var(--glass-border); }
.summary-item { color: var(--text-secondary); padding-block: 10px; }
.summary-value { color: var(--text-primary); font-weight: 800; }
.qr-section, .crypto-instructions, .manual-info, .receipt-section { border: 1px solid var(--glass-border); border-radius: 16px; padding: 20px; background: rgba(255,255,255,.025); }
.analytics-grid, .metrics-grid { gap: 16px; }
.dashboard-header { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 18px; margin-bottom: 26px; }
.dashboard-title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 850; letter-spacing: -.05em; }
.dashboard-subtitle { color: var(--text-secondary); }
.metric-card { padding: 22px; display: flex; align-items: center; gap: 16px; }
.metric-icon { display: grid; place-items: center; width: 54px; height: 54px; border-radius: 16px; color: var(--accent-color); background: rgba(53,214,165,.10); flex: 0 0 auto; }
.metric-value { font-size: clamp(1.35rem, 2.5vw, 2rem); font-weight: 850; letter-spacing: -.04em; }
.metric-title, .metric-label { color: var(--text-secondary); font-size: .88rem; font-weight: 700; }
.chart-card, .table-card { padding: 22px; min-width: 0; }
.chart-header, .table-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; margin-bottom: 16px; }
.chart-container { position: relative; min-height: 260px; }
.table-container { width: 100%; overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; min-width: 620px; }
.data-table th { color: var(--text-muted); text-align: left; font-size: .76rem; letter-spacing: .07em; text-transform: uppercase; }
.data-table th, .data-table td { padding: 14px 12px; border-bottom: 1px solid var(--glass-border); }
.data-table td { color: var(--text-secondary); }
.footer { background: #050d17; border-top: 1px solid var(--glass-border); padding-top: 58px; }
[data-theme="light"] .footer { background: #eaf1f6; }
.footer-title { color: var(--text-primary); font-weight: 800; }
.footer-description, .footer-bottom, .contact-item { color: var(--text-secondary); }
.social-link { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--glass-border); border-radius: 12px; text-decoration: none; }
.toast-container { z-index: 2000; }
.toast { border: 1px solid var(--glass-border); border-radius: 14px; box-shadow: var(--shadow-lg); backdrop-filter: blur(16px); }
.modal-backdrop { z-index: 1500; backdrop-filter: blur(8px); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 900px) {
  .nav-container { width: calc(100% - 30px); }
  .nav-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 15px; right: 15px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.active { display: flex; }
  .nav-link { padding: 12px 14px; }
  .hero { min-height: auto; }
}
@media (max-width: 640px) {
  .nav-container { min-height: 66px; gap: 10px; }
  .brand-text { max-width: 170px; font-size: .9rem; line-height: 1.2; }
  .hero-content { width: calc(100% - 34px); }
  .hero-title { font-size: clamp(2.35rem, 11vw, 3.6rem); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .impact-grid, .why-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .impact-card { padding: 20px 12px; }
  .payment-container { width: calc(100% - 24px); margin: 22px auto 54px; }
  .metric-card { padding: 16px; gap: 12px; }
  .metric-icon { width: 44px; height: 44px; }
  .chart-card, .table-card { padding: 16px; }
  .chart-container { min-height: 220px; }
  .dashboard-header { align-items: stretch; }
  .dashboard-filters { width: 100%; }
  .payment-tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .payment-tabs > * { width: 100%; }
}
@media (max-width: 380px) {
  .brand-text { max-width: 125px; }
  .impact-grid, .why-grid { grid-template-columns: 1fr; }
  .btn { padding-inline: 15px; }
}