/* CSS Custom Properties for Mystic Oracle Design System */
:root {
  /* Mystic Color Palette */
  --primary-gradient: linear-gradient(135deg, #4c1d95 0%, #7c3aed 50%, #c026d3 100%);
  --primary-color: #7c3aed;
  --primary-dark: #4c1d95;
  --secondary-color: #c026d3;
  --accent-color: #f59e0b;
  --mystical-purple: #8b5cf6;
  --mystical-pink: #ec4899;
  --mystical-gold: #fbbf24;
  
  /* Neutral Colors - Light Mode */
  --bg-primary: #faf5ff;
  --bg-secondary: #f3e8ff;
  --bg-tertiary: #e9d5ff;
  --text-primary: #1f1035;
  --text-secondary: #5b21b6;
  --text-muted: #7c3aed;
  --border-color: #c4b5fd;
  --shadow-light: 0 4px 14px 0 rgba(124, 58, 237, 0.15);
  --shadow-medium: 0 8px 24px 0 rgba(124, 58, 237, 0.25);
  --shadow-large: 0 15px 35px 0 rgba(124, 58, 237, 0.35);
  --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.5);
  
  /* Typography */
  --font-title: 'Cinzel', serif;
  --font-body: 'Crimson Pro', serif;
  --font-mono: 'SF Mono', Monaco, monospace;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.2s ease-out;
  --transition-normal: 0.4s ease-out;
  --transition-slow: 0.6s ease-out;
  
  /* Z-index levels */
  --z-background: -1;
  --z-base: 1;
  --z-dropdown: 1000;
  --z-modal: 2000;
  --z-tooltip: 3000;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --bg-primary: #0f0a1a;
  --bg-secondary: #1a0f2e;
  --bg-tertiary: #2d1b4e;
  --text-primary: #f3e8ff;
  --text-secondary: #c4b5fd;
  --text-muted: #a78bfa;
  --border-color: #4c1d95;
  --shadow-light: 0 4px 14px 0 rgba(168, 85, 247, 0.25);
  --shadow-medium: 0 8px 24px 0 rgba(168, 85, 247, 0.35);
  --shadow-large: 0 15px 35px 0 rgba(168, 85, 247, 0.45);
  --shadow-glow: 0 0 40px rgba(168, 85, 247, 0.6);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Mystical Background */
.mystical-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-background);
  pointer-events: none;
  overflow: hidden;
}

.stars {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(2px 2px at 20px 30px, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0)),
    radial-gradient(2px 2px at 60px 70px, rgba(255, 255, 255, 0.4), rgba(0, 0, 0, 0)),
    radial-gradient(1px 1px at 50px 50px, rgba(255, 255, 255, 0.3), rgba(0, 0, 0, 0)),
    radial-gradient(1px 1px at 130px 80px, rgba(255, 255, 255, 0.4), rgba(0, 0, 0, 0)),
    radial-gradient(2px 2px at 90px 10px, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0));
  background-repeat: repeat;
  background-size: 200px 200px;
  animation: twinkle 8s ease-in-out infinite;
  opacity: 0.6;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

.crystal-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  animation: pulse-glow 4s ease-in-out infinite;
}

[data-theme="dark"] .crystal-glow {
  background: radial-gradient(circle, rgba(168, 85, 247, 0.25) 0%, transparent 70%);
}

@keyframes pulse-glow {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

/* Theme Toggle */
.theme-toggle {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: var(--z-dropdown);
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  width: 3.5rem;
  height: 3.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-medium);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  transform: scale(1.1) rotate(15deg);
  box-shadow: var(--shadow-glow);
}

.theme-icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--text-primary);
  transition: all var(--transition-normal);
}

.sun-icon {
  display: block;
}

.moon-icon {
  display: none;
}

[data-theme="dark"] .sun-icon {
  display: none;
}

[data-theme="dark"] .moon-icon {
  display: block;
}

/* Language Selector */
.language-selector {
  position: fixed;
  top: 1.5rem;
  left: 1.5rem;
  z-index: var(--z-dropdown);
}

.language-btn {
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-medium);
}

.language-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.language-flag {
  font-size: 1.25rem;
}

.language-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.5rem;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  box-shadow: var(--shadow-large);
  min-width: 8rem;
}

.language-selector:hover .language-dropdown {
  display: flex;
}

.language-option {
  padding: 0.625rem 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 500;
  transition: all var(--transition-fast);
  display: block;
}

.language-option:hover {
  background: var(--primary-color);
  color: white;
  transform: translateX(4px);
}

/* Container */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  position: relative;
  z-index: var(--z-base);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding-top: 1rem;
}

.oracle-avatar {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  position: relative;
}

.avatar-container {
  position: relative;
  width: 120px;
  height: 120px;
}

.crystal-ball {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #7c3aed 0%, #c026d3 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 
    0 0 60px rgba(124, 58, 237, 0.6),
    inset 0 0 40px rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.crystal-inner {
  width: 85%;
  height: 85%;
  border-radius: var(--radius-full);
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0) 70%);
  position: relative;
  overflow: hidden;
}

.crystal-shine {
  position: absolute;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(255, 255, 255, 0.4) 50%, 
    transparent 100%);
  animation: shine 4s ease-in-out infinite;
}

@keyframes shine {
  0% { left: -50%; }
  100% { left: 150%; }
}

.avatar-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 220px;
  height: 220px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(124, 58, 237, 0.4) 0%, transparent 70%);
  border-radius: var(--radius-full);
  animation: pulse-avatar 2s ease-in-out infinite;
  z-index: -1;
}

@keyframes pulse-avatar {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.9; }
}

.header-content {
  animation: fadeInUp 1s ease-out;
}

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

.app-title {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.25rem;
  letter-spacing: 0.02em;
  text-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.app-subtitle {
  font-family: var(--font-title);
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.app-description {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.4;
}

/* Question Section */
.question-section {
  margin-bottom: var(--spacing-lg);
  animation: fadeIn 1s ease-out 0.3s both;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.question-card {
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-large);
  position: relative;
  overflow: hidden;
}

.card-decoration {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: var(--primary-gradient);
}

.card-decoration.top {
  top: 1rem;
}

.card-decoration.bottom {
  bottom: 1rem;
}

.question-form {
  padding-top: 1rem;
}

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

.form-label {
  display: block;
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.input-wrapper {
  position: relative;
}

.question-input {
  width: 100%;
  padding: 0.875rem;
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  resize: none;
  transition: all var(--transition-fast);
  line-height: 1.5;
  min-height: 80px;
  max-height: 80px;
}

.question-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1), var(--shadow-glow);
}

.question-input::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.char-count {
  position: absolute;
  bottom: 0.75rem;
  right: 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.submit-btn {
  width: 100%;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 600;
  color: white;
  background: var(--primary-gradient);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-medium);
  position: relative;
  overflow: hidden;
}

.submit-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s ease;
}

.submit-btn:hover::before {
  left: 100%;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.submit-btn:active {
  transform: translateY(0);
}

.btn-icon {
  font-size: 1.5rem;
  animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.2) rotate(180deg); }
}

/* Thinking Section */
.thinking-section {
  text-align: center;
  padding: var(--spacing-xl) 0;
  animation: fadeIn 0.5s ease-out;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.thinking-container {
  position: relative;
}

.oracle-thinking {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.thinking-avatar {
  position: relative;
  width: 140px;
  height: 140px;
}

.thinking-crystal {
  width: 100%;
  height: 100%;
  position: relative;
  animation: thinking-pulse 1.5s ease-in-out infinite;
}

@keyframes thinking-pulse {
  0%, 100% { 
    transform: scale(1);
    filter: brightness(1);
  }
  50% { 
    transform: scale(1.1);
    filter: brightness(1.3);
  }
}

.crystal-pulse {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #7c3aed 0%, #c026d3 100%);
  box-shadow: 
    0 0 80px rgba(124, 58, 237, 0.8),
    inset 0 0 60px rgba(255, 255, 255, 0.3);
  animation: rotate 4s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.crystal-particles {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  transform: translate(-50%, -50%);
}

.crystal-particles::before,
.crystal-particles::after {
  content: '✨';
  position: absolute;
  font-size: 2rem;
  animation: orbit 3s linear infinite;
}

.crystal-particles::before {
  top: 0;
  left: 50%;
}

.crystal-particles::after {
  bottom: 0;
  left: 50%;
  animation-delay: 1.5s;
}

@keyframes orbit {
  from { transform: rotate(0deg) translateX(100px) rotate(0deg); }
  to { transform: rotate(360deg) translateX(100px) rotate(-360deg); }
}

.thinking-text {
  font-family: var(--font-title);
  font-size: 1.65rem;
  color: var(--text-primary);
  font-weight: 600;
  animation: fade 2s ease-in-out infinite;
}

@keyframes fade {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.mystic-particles {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 300px;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.mystic-particles::before,
.mystic-particles::after {
  content: '⭐';
  position: absolute;
  font-size: 1.5rem;
  opacity: 0;
  animation: float-particle 4s ease-in-out infinite;
}

.mystic-particles::before {
  left: 20%;
  animation-delay: 0.5s;
}

.mystic-particles::after {
  right: 20%;
  animation-delay: 2s;
}

@keyframes float-particle {
  0% { 
    transform: translateY(0) scale(0);
    opacity: 0;
  }
  50% { 
    transform: translateY(-50px) scale(1);
    opacity: 1;
  }
  100% { 
    transform: translateY(-100px) scale(0);
    opacity: 0;
  }
}

/* Answer Section */
.answer-section {
  animation: fadeInScale 0.6s ease-out;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.answer-card {
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-large);
  position: relative;
  overflow: hidden;
}

.card-glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
  animation: rotate-glow 10s linear infinite;
  pointer-events: none;
}

@keyframes rotate-glow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.answer-header {
  text-align: center;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.answer-title {
  font-family: var(--font-title);
  font-size: 1.75rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.answer-content {
  position: relative;
  z-index: 1;
  margin-bottom: var(--spacing-lg);
}

.answer-text {
  font-family: var(--font-body);
  font-size: 1.35rem;
  color: var(--text-primary);
  text-align: center;
  line-height: 1.6;
  padding: var(--spacing-lg);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  font-style: italic;
  position: relative;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.answer-text::before,
.answer-text::after {
  font-family: var(--font-title);
  font-size: 2rem;
  color: var(--primary-color);
  opacity: 0.2;
  position: absolute;
}

.answer-text::before {
  content: '"';
  top: 0.5rem;
  left: 0.75rem;
}

.answer-text::after {
  content: '"';
  bottom: 0.5rem;
  right: 0.75rem;
}

.answer-actions {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.ask-again-btn {
  padding: 0.75rem 2rem;
  font-family: var(--font-title);
  font-size: 1.125rem;
  font-weight: 600;
  color: white;
  background: var(--primary-gradient);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-medium);
}

.ask-again-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.ask-again-btn:active {
  transform: translateY(0);
}

.ask-again-btn .btn-icon {
  font-size: 1.5rem;
}

/* Footer */
.footer {
  margin-top: auto;
  padding: var(--spacing-md) 0 var(--spacing-sm) 0;
  text-align: center;
}

.footer-content {
  max-width: 700px;
  margin: 0 auto;
}

.disclaimer {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
  font-style: italic;
}

.privacy {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--primary-color);
  line-height: 1.4;
}

.credits {
  font-size: 0.925rem;
  color: var(--text-secondary);
  font-family: var(--font-title);
}

.heart {
  color: var(--mystical-pink);
  animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 1.5rem 1rem;
  }

  .app-title {
    font-size: 2rem;
  }

  .app-subtitle {
    font-size: 1.25rem;
  }

  .app-description {
    font-size: 1rem;
  }

  .avatar-container {
    width: 140px;
    height: 140px;
  }

  .question-card,
  .answer-card {
    padding: var(--spacing-xl);
  }

  .form-label {
    font-size: 1.125rem;
  }

  .question-input {
    font-size: 1rem;
    padding: 1rem;
  }

  .submit-btn {
    font-size: 1.125rem;
    padding: 1rem 1.5rem;
  }

  .thinking-avatar {
    width: 150px;
    height: 150px;
  }

  .thinking-text {
    font-size: 1.5rem;
  }

  .answer-title {
    font-size: 1.5rem;
  }

  .answer-text {
    font-size: 1.25rem;
    padding: var(--spacing-lg);
  }

  .theme-toggle,
  .language-btn {
    width: 3rem;
    height: 3rem;
    padding: 0.5rem;
  }

  .language-code {
    display: none;
  }
}

@media (max-width: 480px) {
  .app-title {
    font-size: 1.75rem;
  }

  .app-subtitle {
    font-size: 1.125rem;
  }

  .avatar-container {
    width: 120px;
    height: 120px;
  }

  .question-card,
  .answer-card {
    padding: var(--spacing-lg);
  }

  .answer-text {
    font-size: 1.125rem;
  }
}

/* Print Styles */
@media print {
  .theme-toggle,
  .language-selector,
  .mystical-bg {
    display: none;
  }

  body {
    background: white;
  }
}