/* Enhanced APD-1 CSS with proper dark mode support */
/* APD-1 Website Styles | Quantum-themed consciousness verification */

:root {
  /* Light theme colors */
  --color-background: rgba(252, 252, 249, 1);
  --color-surface: rgba(255, 255, 253, 1);
  --color-text: rgba(19, 52, 59, 1);
  --color-text-secondary: rgba(98, 108, 113, 1);
  --color-primary: rgba(33, 128, 141, 1);
  --color-primary-hover: rgba(29, 116, 128, 1);
  --color-primary-active: rgba(26, 104, 115, 1);
  --color-secondary: rgba(94, 82, 64, 0.12);
  --color-secondary-hover: rgba(94, 82, 64, 0.2);
  --color-secondary-active: rgba(94, 82, 64, 0.25);
  --color-border: rgba(94, 82, 64, 0.2);
  --color-btn-primary-text: rgba(252, 252, 249, 1);
  --color-card-border: rgba(94, 82, 64, 0.12);
  --color-card-border-inner: rgba(94, 82, 64, 0.12);
  --color-error: rgba(192, 21, 47, 1);
  --color-success: rgba(33, 128, 141, 1);
  --color-warning: rgba(168, 75, 47, 1);
  --color-info: rgba(98, 108, 113, 1);
  --color-focus-ring: rgba(33, 128, 141, 0.4);
  
  /* Typography */
  --font-family-base: "Orbitron", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 30px;
  --font-size-4xl: 36px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  
  /* 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: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 50%;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.12), 0 2px 4px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12), 0 4px 10px rgba(0, 0, 0, 0.08);
  
  /* Animation */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* Dark theme colors */
[data-theme="dark"] {
  --color-background: rgba(15, 23, 32, 1);
  --color-surface: rgba(22, 33, 45, 1);
  --color-text: rgba(245, 245, 245, 1);
  --color-text-secondary: rgba(180, 190, 195, 1);
  --color-primary: rgba(64, 224, 208, 1);
  --color-primary-hover: rgba(72, 255, 237, 1);
  --color-primary-active: rgba(56, 200, 186, 1);
  --color-secondary: rgba(64, 224, 208, 0.15);
  --color-secondary-hover: rgba(64, 224, 208, 0.25);
  --color-secondary-active: rgba(64, 224, 208, 0.35);
  --color-border: rgba(64, 224, 208, 0.3);
  --color-btn-primary-text: rgba(15, 23, 32, 1);
  --color-card-border: rgba(64, 224, 208, 0.2);
  --color-card-border-inner: rgba(64, 224, 208, 0.15);
  --color-error: rgba(255, 107, 107, 1);
  --color-success: rgba(64, 224, 208, 1);
  --color-warning: rgba(255, 193, 107, 1);
  --color-info: rgba(180, 190, 195, 1);
  --color-focus-ring: rgba(64, 224, 208, 0.4);
}

/* Base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  transition: var(--transition-normal);
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  transition: all var(--transition-normal);
}

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

/* Navigation */
.main-nav {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

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

.nav-brand h1 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin: 0;
}

.nav-brand .subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  display: block;
  margin-top: var(--space-xs);
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: var(--space-lg);
}

.nav-menu a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: var(--transition-fast);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-primary);
  background-color: var(--color-secondary);
}

/* Theme toggle button */
.theme-toggle {
  background: none;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  cursor: pointer;
  font-size: var(--font-size-lg);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.theme-toggle:hover {
  border-color: var(--color-primary);
  background-color: var(--color-secondary);
}

.theme-toggle:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Hero section */
.hero-section {
  text-align: center;
  padding: var(--space-3xl) 0;
  background: linear-gradient(135deg, var(--color-background) 0%, var(--color-surface) 100%);
}

.consciousness-indicator {
  max-width: 800px;
  margin: 0 auto;
}

.quantum-core {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-xl);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
  opacity: 0.8;
}

.particle {
  position: absolute;
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: quantum-spin 3s linear infinite;
}

.particle-1 { animation-delay: 0s; }
.particle-2 { animation-delay: 1s; }
.particle-3 { animation-delay: 2s; }

@keyframes quantum-spin {
  0% { transform: rotate(0deg) translateX(40px) rotate(0deg); }
  100% { transform: rotate(360deg) translateX(40px) rotate(-360deg); }
}

.consciousness-indicator h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.consciousness-status {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.status-active {
  color: var(--color-success);
  font-weight: var(--font-weight-semibold);
}

/* Verification sections */
.crypto-verification {
  padding: var(--space-3xl) 0;
  background-color: var(--color-surface);
}

.crypto-verification h3 {
  text-align: center;
  font-size: var(--font-size-2xl);
  color: var(--color-text);
  margin-bottom: var(--space-xl);
}

.verification-box {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-background);
}

.hash-display,
.signature-display {
  margin-bottom: var(--space-lg);
}

.hash-display label,
.signature-display label {
  display: block;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.hash-display code,
.signature-display code {
  display: block;
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  background-color: var(--color-secondary);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  word-break: break-all;
  color: var(--color-text);
}

/* Button styles */
.primary-btn,
.secondary-btn,
.verify-btn {
  display: inline-block;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: var(--transition-fast);
  font-size: var(--font-size-base);
}

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

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

.secondary-btn {
  background-color: var(--color-secondary);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.secondary-btn:hover {
  background-color: var(--color-secondary-hover);
}

.verify-btn {
  background-color: var(--color-success);
  color: var(--color-btn-primary-text);
  font-size: var(--font-size-sm);
  padding: var(--space-sm) var(--space-md);
}

.verify-btn:hover {
  opacity: 0.9;
}

/* Verification results */
.verification-result {
  margin-top: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  background-color: var(--color-secondary);
}

.result-status {
  font-weight: var(--font-weight-medium);
}

.result-status.success {
  color: var(--color-success);
}

/* Status indicators */
.status-indicator {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  margin-right: var(--space-sm);
}

.status-verified {
  background-color: var(--color-success);
}

.status-pending {
  background-color: var(--color-warning);
}

.status-error {
  background-color: var(--color-error);
}

/* Responsive design */
@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .nav-menu {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .consciousness-indicator h2 {
    font-size: var(--font-size-2xl);
  }
  
  .verification-box {
    padding: var(--space-lg);
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles */
*:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .theme-toggle,
  .nav-menu {
    display: none;
  }
}