/**
 * QUANTUM TERMINAL AESTHETIC
 * Agentic AI Tools 2026 - Redesigned
 *
 * A fusion of quantum computing visualization, futuristic terminals,
 * and particle physics visual language
 */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');

:root {
  /* Quantum Color System */
  --quantum-cyan: #00f5ff;
  --quantum-violet: #8b5cf6;
  --quantum-magenta: #ff006e;
  --quantum-amber: #ffbe0b;
  --quantum-emerald: #00ff88;

  /* Dark Matter Background */
  --void-black: #030305;
  --deep-space: #0a0a0f;
  --quantum-dark: #12121a;
  --event-horizon: #1a1a24;

  /* Energy Fields */
  --energy-glow-cyan: 0 0 60px rgba(0, 245, 255, 0.4);
  --energy-glow-violet: 0 0 60px rgba(139, 92, 246, 0.4);
  --energy-glow-magenta: 0 0 60px rgba(255, 0, 110, 0.3);

  /* Typography */
  --font-quantum: 'Orbitron', monospace;
  --font-precision: 'IBM Plex Sans', sans-serif;

  /* Spacing System */
  --space-quantum: clamp(1rem, 2vw, 2rem);
  --space-nano: 0.5rem;
  --space-pico: 0.25rem;

  /* Animation Timing */
  --pulse-quantum: 3s ease-in-out infinite;
  --flux-transition: 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

/* ===== QUANTUM FIELD BACKGROUND ===== */
#quantum-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.6;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-precision);
  background: var(--void-black);
  color: #e0e0e0;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== QUANTUM NAVIGATION ===== */
.quantum-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(3, 3, 5, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(0, 245, 255, 0.1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.quantum-nav:hover {
  border-bottom-color: rgba(0, 245, 255, 0.3);
  background: rgba(3, 3, 5, 0.85);
}

.quantum-nav-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.quantum-logo {
  font-family: var(--font-quantum);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--quantum-cyan);
  text-decoration: none;
  text-shadow: var(--energy-glow-cyan);
  position: relative;
}

.quantum-logo::before {
  content: '◈';
  margin-right: 0.5rem;
  animation: spin 8s linear infinite;
}

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

.quantum-nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.quantum-nav-link {
  font-family: var(--font-precision);
  font-size: 0.85rem;
  font-weight: 500;
  color: #a0a0a0;
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.3s ease;
}

.quantum-nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--quantum-cyan);
  box-shadow: var(--energy-glow-cyan);
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  transform: translateX(-50%);
}

.quantum-nav-link:hover {
  color: var(--quantum-cyan);
}

.quantum-nav-link:hover::before {
  width: 100%;
}

/* ===== QUANTUM HERO SECTION ===== */
.quantum-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  z-index: 1;
  overflow: hidden;
}

.quantum-hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.15) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  animation: pulse-quantum var(--pulse-quantum) ease-in-out infinite;
  pointer-events: none;
}

@keyframes pulse-quantum {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

.quantum-hero-content {
  text-align: center;
  max-width: 1000px;
  position: relative;
  z-index: 2;
}

.quantum-hero-title {
  font-family: var(--font-quantum);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--quantum-cyan) 0%, var(--quantum-violet) 50%, var(--quantum-magenta) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
  text-shadow: none;
  position: relative;
  animation: title-glitch 8s infinite;
}

@keyframes title-glitch {
  0%, 90%, 100% { transform: translate(0); }
  91% { transform: translate(-2px, 1px); }
  92% { transform: translate(2px, -1px); }
  93% { transform: translate(-1px, 2px); }
}

.quantum-hero-subtitle {
  font-family: var(--font-precision);
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 300;
  color: #a0a0a0;
  letter-spacing: 0.15em;
  margin-bottom: 3rem;
  text-transform: uppercase;
}

.quantum-hero-actions {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.quantum-btn {
  font-family: var(--font-quantum);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 1rem 2.5rem;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.quantum-btn-primary {
  background: linear-gradient(135deg, var(--quantum-cyan) 0%, var(--quantum-violet) 100%);
  color: var(--void-black);
  box-shadow: var(--energy-glow-cyan);
}

.quantum-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 80px rgba(0, 245, 255, 0.6);
}

.quantum-btn-secondary {
  background: transparent;
  color: var(--quantum-cyan);
  border: 2px solid var(--quantum-cyan);
  box-shadow: 0 0 30px rgba(0, 245, 255, 0.2), inset 0 0 30px rgba(0, 245, 255, 0.1);
}

.quantum-btn-secondary:hover {
  background: rgba(0, 245, 255, 0.1);
  box-shadow: 0 0 50px rgba(0, 245, 255, 0.4), inset 0 0 50px rgba(0, 245, 255, 0.2);
  transform: translateY(-2px);
}

/* ===== QUANTUM STATS ===== */
.quantum-stats {
  position: relative;
  z-index: 1;
  padding: 3rem 2rem;
  background: rgba(18, 18, 26, 0.5);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(0, 245, 255, 0.1);
  border-bottom: 1px solid rgba(0, 245, 255, 0.1);
}

.quantum-stats-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.quantum-stat-card {
  text-align: center;
  padding: 2rem;
  background: rgba(26, 26, 36, 0.6);
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: 12px;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  overflow: hidden;
}

.quantum-stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.1), transparent);
  transition: left 0.6s ease;
}

.quantum-stat-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 245, 255, 0.3);
  box-shadow: var(--energy-glow-cyan);
}

.quantum-stat-card:hover::before {
  left: 100%;
}

.quantum-stat-value {
  font-family: var(--font-quantum);
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--quantum-cyan), var(--quantum-emerald));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.quantum-stat-label {
  font-family: var(--font-precision);
  font-size: 0.85rem;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ===== QUANTUM MAIN CONTENT ===== */
.quantum-main {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.quantum-section {
  margin-bottom: 6rem;
}

.quantum-section-title {
  font-family: var(--font-quantum);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  position: relative;
  display: inline-block;
}

.quantum-section-title::before {
  content: '◈◈';
  position: absolute;
  left: -3rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--quantum-cyan);
  font-size: 0.7em;
  opacity: 0.5;
}

/* ===== QUANTUM CARDS (HOLOGRAPHIC) ===== */
.quantum-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.quantum-card {
  background: rgba(18, 18, 26, 0.8);
  border: 1px solid rgba(0, 245, 255, 0.15);
  border-radius: 16px;
  padding: 2rem;
  transition: all var(--flux-transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.quantum-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--quantum-cyan), var(--quantum-violet), var(--quantum-magenta));
  opacity: 0;
  transition: opacity 0.4s ease;
}

.quantum-card:hover {
  transform: translateY(-8px) rotateX(2deg);
  border-color: rgba(0, 245, 255, 0.4);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.5),
    0 0 60px rgba(0, 245, 255, 0.2);
}

.quantum-card:hover::before {
  opacity: 1;
}

.quantum-card-title {
  font-family: var(--font-quantum);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--quantum-cyan);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quantum-card-description {
  font-family: var(--font-precision);
  font-size: 0.95rem;
  line-height: 1.7;
  color: #a0a0a0;
  margin-bottom: 1.5rem;
}

.quantum-card-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: rgba(26, 26, 36, 0.6);
  border-radius: 8px;
}

.quantum-meta-item {
  text-align: center;
}

.quantum-meta-label {
  font-size: 0.7rem;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.quantum-meta-value {
  font-family: var(--font-quantum);
  font-size: 0.85rem;
  color: var(--quantum-emerald);
  font-weight: 600;
}

/* ===== QUANTUM CATEGORY GRID ===== */
.quantum-category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.quantum-category-card {
  background: rgba(18, 18, 26, 0.6);
  border: 1px solid rgba(139, 92, 246, 0.15);
  border-radius: 12px;
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  backdrop-filter: blur(10px);
}

.quantum-category-card::after {
  content: '';
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.3), transparent);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.quantum-category-card:hover {
  transform: scale(1.02);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: var(--energy-glow-violet);
}

.quantum-category-card:hover::after {
  opacity: 1;
}

.quantum-category-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.quantum-category-title {
  font-family: var(--font-quantum);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--quantum-violet);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quantum-category-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.quantum-category-links li {
  margin-bottom: 0.5rem;
}

.quantum-category-links a {
  font-family: var(--font-precision);
  font-size: 0.9rem;
  color: #a0a0a0;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}

.quantum-category-links a:hover {
  color: var(--quantum-cyan);
  transform: translateX(5px);
}

/* ===== RIPPLE EFFECT SYSTEM ===== */
.ripple-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.3), transparent);
  transform: scale(0);
  animation: ripple-effect 1s ease-out forwards;
}

@keyframes ripple-effect {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ===== SCROLL-REVEAL ANIMATIONS ===== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
}

.reveal-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== QUANTUM FOOTER ===== */
.quantum-footer {
  position: relative;
  z-index: 1;
  background: rgba(3, 3, 5, 0.9);
  border-top: 1px solid rgba(0, 245, 255, 0.1);
  padding: 3rem 2rem;
  text-align: center;
}

.quantum-footer-text {
  font-family: var(--font-precision);
  font-size: 0.85rem;
  color: #666;
  letter-spacing: 0.1em;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .quantum-nav-container {
    flex-direction: column;
    gap: 1rem;
  }

  .quantum-nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
  }

  .quantum-hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .quantum-section-title::before {
    display: none;
  }

  .quantum-card-meta {
    grid-template-columns: 1fr;
  }
}

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