/* === RESET & BASE === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #0f1419;
  --bg-card: #13181f;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-orange: #f97316;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-subtle: rgba(255, 255, 255, 0.05);
  --glow: rgba(6, 182, 212, 0.5);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Space Grotesk', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

::selection {
  background: var(--accent-cyan);
  color: #000;
}

/* === ANIMATED BACKGROUND === */
.bg-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(6, 182, 212, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 182, 212, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridScroll 20s linear infinite;
}

@keyframes gridScroll {
  0% { transform: translateY(0); }
  100% { transform: translateY(50px); }
}

#particles {
  width: 100%;
  height: 100%;
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

body:hover #particles {
  opacity: 0.8;
}

/* === NAVIGATION === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 26, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: all 0.3s ease;
}

.logo-bracket {
  color: var(--accent-cyan);
  font-size: 1.5rem;
}

.logo:hover .logo-text {
  color: var(--accent-cyan);
}

.nav-menu {
  display: flex;
  gap: 3rem;
}

.nav-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  position: relative;
}

.nav-num {
  color: var(--accent-cyan);
  font-size: 0.75rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--text-primary);
}

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

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 8rem 2rem 4rem;
  text-align: center;
}

.hero-container {
  max-width: 1000px;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.25rem;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 50px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--accent-cyan);
  margin-bottom: 3rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.title-line {
  display: block;
}

.title-gradient {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-emerald) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}

.title-gradient::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-emerald));
  border-radius: 2px;
  animation: slideIn 1s ease-out 0.5s both;
}

@keyframes slideIn {
  from { width: 0; }
  to { width: 100%; }
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 3rem;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  border: 2px solid var(--accent-cyan);
  background: transparent;
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--accent-cyan);
  transition: left 0.3s ease;
  z-index: -1;
}

.btn:hover::before {
  left: 0;
}

.btn:hover {
  color: #000;
  box-shadow: 0 0 30px var(--glow);
}

.btn svg {
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
}

.btn:hover svg {
  transform: translateX(4px);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 3rem;
  font-family: 'JetBrains Mono', monospace;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stat-num {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1;
}

.stat-plus {
  font-size: 2.5rem;
  color: var(--accent-emerald);
  margin-left: -0.5rem;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-subtle);
}

.scroll-indicator {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent-cyan), transparent);
  animation: scrollAnim 2s ease-in-out infinite;
}

@keyframes scrollAnim {
  0%, 100% { transform: translateY(0); opacity: 0; }
  50% { transform: translateY(20px); opacity: 1; }
}

/* === PRODUCTS === */
.products {
  position: relative;
  padding: 8rem 2rem;
  z-index: 1;
}

.products-container {
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 5rem;
}

.section-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--accent-cyan);
  display: block;
  margin-bottom: 1rem;
}

.section-header h2 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.15rem;
  color: var(--text-secondary);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 2rem;
}

.product-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.card-glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--glow-color) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.product-card:hover .card-glow {
  opacity: 0.1;
}

.product-card:hover {
  border-color: var(--glow-color);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.card-content {
  position: relative;
  z-index: 1;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--icon-color);
  border-radius: 12px;
  color: var(--icon-color);
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.card-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  padding: 0.35rem 0.75rem;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-dev {
  background: rgba(249, 115, 22, 0.15);
  color: var(--accent-orange);
  border-color: rgba(249, 115, 22, 0.3);
}

.card-content h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.card-content > p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.card-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.card-tags span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  padding: 0.35rem 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.card-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-cyan);
  text-decoration: none;
  transition: all 0.3s ease;
}

.card-link:hover {
  color: var(--text-primary);
}

.card-link-disabled {
  color: var(--text-muted);
  cursor: not-allowed;
}

.card-price {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === TECH === */
.tech {
  position: relative;
  padding: 6rem 2rem;
  z-index: 1;
}

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

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.tech-item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.tech-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
}

.tech-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.tech-stack {
  font-size: 1.1rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* === CONTACT === */
.contact {
  position: relative;
  padding: 8rem 2rem;
  z-index: 1;
}

.contact-container {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.contact-content h2 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.contact-content p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

/* === FOOTER === */
.footer {
  position: relative;
  padding: 4rem 2rem 2rem;
  border-top: 1px solid var(--border-subtle);
  z-index: 1;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 1rem;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-divider {
  opacity: 0.3;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }

  .hero {
    padding: 6rem 1.5rem 3rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 2rem;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .tech-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}