/* CSS Custom Properties - Royal Navy Blue Dark Theme */
:root {
  /* Royal Navy Blue Color Palette */
  --navy-darkest: #0A1628;
  --navy-dark: #1A2332;
  --navy-medium: #2A3441;
  --navy-light: #3A4550;
  --navy-accent: #4A5B6E;
  
  /* Blue Accents */
  --blue-primary: #2563EB;
  --blue-secondary: #3B82F6;
  --blue-light: #60A5FA;
  --blue-bright: #93C5FD;
  
  /* Status Colors */
  --success: #10B981;
  --success-light: #34D399;
  --warning: #F59E0B;
  --warning-light: #FBBF24;
  --error: #EF4444;
  --error-light: #F87171;
  
  /* Text Colors */
  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --text-disabled: #64748B;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.3);
  
  /* Animation */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  background: linear-gradient(135deg, var(--navy-darkest) 0%, var(--navy-dark) 50%, var(--navy-medium) 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Background Elements */
.background-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 25% 25%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 75% 75%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: -2;
}

.grid-pattern {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: -1;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-md);
  position: relative;
  z-index: 1;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2xl);
  padding: var(--space-lg) 0;
}

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

.logo-icon {
  font-size: 2rem;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 10px rgba(37, 99, 235, 0.5));
}

.logo-text {
  font-size: 1.75rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.network-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(42, 52, 65, 0.5);
  border: 1px solid var(--navy-accent);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warning);
  animation: pulse 2s infinite;
}

.status-indicator.connected {
  background: var(--success);
}

.status-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Hero Section */
.hero {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--text-primary), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.hero-logo {
  margin: var(--space-lg) 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.shido-logo {
  width: 60px;
  height: 60px;
  object-fit: contain;
  filter: drop-shadow(0 0 20px rgba(96, 165, 250, 0.3));
  transition: all var(--transition-normal);
}

.shido-logo:hover {
  transform: scale(1.05);
  filter: drop-shadow(0 0 30px rgba(96, 165, 250, 0.5));
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.highlight {
  color: var(--blue-light);
  font-weight: 700;
  text-shadow: 0 0 10px rgba(96, 165, 250, 0.5);
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

.feature-icon {
  font-size: 1.25rem;
}

/* Cards */
.card {
  background: rgba(42, 52, 65, 0.3);
  border: 1px solid var(--navy-accent);
  border-radius: var(--radius-2xl);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.card:hover {
  border-color: var(--blue-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.card-header {
  padding: var(--space-xl) var(--space-xl) var(--space-lg);
  text-align: center;
  border-bottom: 1px solid rgba(74, 91, 110, 0.3);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.card-subtitle {
  color: var(--text-secondary);
  font-size: 0.975rem;
}

/* Form Styles */
.claim-form {
  padding: var(--space-xl);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.required {
  color: var(--error-light);
}

.input-wrapper {
  position: relative;
}

.form-input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  padding-right: 3rem;
  background: rgba(26, 35, 50, 0.8);
  border: 2px solid var(--navy-accent);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.form-input:focus {
  outline: none;
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1), var(--shadow-glow);
  background: rgba(26, 35, 50, 0.9);
}

.form-input:valid {
  border-color: var(--success);
}

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

.input-icon {
  position: absolute;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--text-muted);
}

.form-help {
  margin-top: var(--space-sm);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Button Styles */
.claim-button {
  width: 100%;
  padding: var(--space-lg) var(--space-xl);
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-secondary));
  border: none;
  border-radius: var(--radius-lg);
  color: white;
  font-size: 1.125rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-lg);
}

.claim-button:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--blue-secondary), var(--blue-light));
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.claim-button:active {
  transform: translateY(0);
}

.claim-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.claim-button .button-text {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.button-loader {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s linear infinite;
}

.claim-button.loading .button-text {
  opacity: 0;
}

.claim-button.loading .button-loader {
  display: block;
}

/* Status Card */
.status-card {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid;
  backdrop-filter: blur(10px);
  animation: slideIn 0.3s ease-out;
}

.status-card.success {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--success);
  color: var(--success-light);
}

.status-card.error {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--error);
  color: var(--error-light);
}

.status-card.warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--warning);
  color: var(--warning-light);
}

.status-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
}

.status-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.status-message {
  font-weight: 600;
  font-size: 1.125rem;
}

.status-details {
  font-size: 0.875rem;
  opacity: 0.8;
  word-break: break-all;
}

/* Info Section */
.info-section {
  margin-top: var(--space-3xl);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

/* Community Funding Section */
.funding-section {
  margin-bottom: var(--space-3xl);
}

.funding-card {
  background: rgba(42, 52, 65, 0.3);
  border: 1px solid var(--navy-accent);
  border-radius: var(--radius-2xl);
  padding: var(--space-xl);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-xl);
  transition: all var(--transition-normal);
}

.funding-card:hover {
  border-color: var(--blue-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

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

.funding-icon {
  font-size: 2.5rem;
  color: var(--blue-light);
  filter: drop-shadow(0 0 10px rgba(96, 165, 250, 0.3));
}

.funding-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.funding-subtitle {
  color: var(--text-secondary);
  font-size: 0.925rem;
}

.wallet-address-container {
  margin-bottom: var(--space-lg);
}

.wallet-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.wallet-address-box {
  display: flex;
  align-items: center;
  background: rgba(26, 35, 50, 0.8);
  border: 2px solid var(--navy-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  position: relative;
}

.wallet-address-box:hover {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.wallet-address {
  flex: 1;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  color: var(--text-primary);
  font-size: 0.875rem;
  word-break: break-all;
  line-height: 1.4;
}

.copy-button {
  background: var(--blue-primary);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  color: white;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: var(--space-md);
  flex-shrink: 0;
}

.copy-button:hover {
  background: var(--blue-secondary);
  transform: scale(1.05);
}

.copy-button:active {
  transform: scale(0.95);
}

.copy-icon {
  width: 16px;
  height: 16px;
}

.copy-feedback {
  position: absolute;
  top: -2.5rem;
  right: 0;
  background: var(--success);
  color: white;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  pointer-events: none;
  white-space: nowrap;
}

.copy-feedback.show {
  opacity: 1;
  transform: translateY(0);
}

.funding-note {
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

.funding-note p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0;
  text-align: center;
}

.info-card {
  background: rgba(42, 52, 65, 0.3);
  border: 1px solid var(--navy-accent);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.info-card:hover {
  border-color: var(--blue-primary);
  transform: translateY(-2px);
}

.info-icon {
  font-size: 2rem;
  color: var(--blue-light);
}

.info-title {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Instructions */
.instructions-card {
  background: rgba(42, 52, 65, 0.3);
  border: 1px solid var(--navy-accent);
  border-radius: var(--radius-2xl);
  padding: var(--space-xl);
  backdrop-filter: blur(20px);
  margin-bottom: var(--space-3xl);
}

.instructions-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.instructions-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.instruction-item {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.instruction-number {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.instruction-content h4 {
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.instruction-content p {
  color: var(--text-secondary);
  font-size: 0.925rem;
}

/* Footer */
.footer {
  margin-top: var(--space-3xl);
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--navy-accent);
  text-align: center;
}

.footer-text {
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.footer-link {
  color: var(--blue-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--blue-bright);
  text-decoration: underline;
}

.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--text-disabled);
}

/* Animations */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: var(--space-sm);
  }
  
  .header {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-features {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .info-grid {
    grid-template-columns: 1fr;
  }
  
  .instruction-item {
    flex-direction: column;
    text-align: center;
  }
  
  .claim-button {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }
  
  .card-header,
  .claim-form {
    padding: var(--space-lg);
  }
  
  .form-input {
    font-size: 0.875rem;
  }
}