/* ========================================
   TZUR 2030 - Cyberpunk Theme
   Vanilla HTML/CSS/JS Version
   ======================================== */

/* CSS Variables */
:root {
  /* Colors */
  --color-cyan: #00f5ff;
  --color-purple: #b829dd;
  --color-pink: #ff006e;
  --color-green: #00ff88;
  --color-blue: #0066ff;
  
  /* Backgrounds */
  --bg-dark: #0a0a0f;
  --bg-darker: #050508;
  --bg-panel: #12121a;
  --bg-border: #1e1e2e;
  
  /* Text */
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.5);
  
  /* Fonts */
  --font-display: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --container-max: 1280px;
  --section-padding: 6rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-neon: 0 0 20px rgba(0, 245, 255, 0.5), 0 0 40px rgba(0, 245, 255, 0.3);
  --shadow-neon-purple: 0 0 20px rgba(184, 41, 221, 0.5), 0 0 40px rgba(184, 41, 221, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-display);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

/* ========================================
   Background Effects
   ======================================== */

/* Particle Canvas */
.particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* Glow Orbs */
.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
  pointer-events: none;
  z-index: 0;
}

.orb-cyan {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-cyan) 0%, transparent 70%);
  top: 10%;
  left: 10%;
  animation: float 8s ease-in-out infinite;
}

.orb-purple {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--color-purple) 0%, transparent 70%);
  top: 40%;
  right: 5%;
  animation: float 10s ease-in-out 2s infinite;
}

.orb-pink {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--color-pink) 0%, transparent 70%);
  bottom: 10%;
  left: 30%;
  animation: float 12s ease-in-out 4s infinite;
}

/* Scanline */
.scanline {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.03;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.3) 2px,
    rgba(0, 0, 0, 0.3) 4px
  );
}

/* ========================================
   Navigation
   ======================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all var(--transition-normal);
  padding: 1.5rem 0;
}

.nav.scrolled {
  padding: 0.75rem 0;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.2), rgba(184, 41, 221, 0.2));
  border: 1px solid rgba(0, 245, 255, 0.5);
  border-radius: 8px;
  color: var(--color-cyan);
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

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

/* Nav Links */
.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  position: relative;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-cyan);
  transition: width var(--transition-fast);
}

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

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

/* Menu Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.98);
  backdrop-filter: blur(20px);
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-link {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

/* ========================================
   Buttons
   ======================================== */

.btn-neon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-cyan);
  background: transparent;
  border: 1px solid rgba(0, 245, 255, 0.5);
  border-radius: 8px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.btn-neon::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn-neon:hover {
  background: rgba(0, 245, 255, 0.1);
  border-color: var(--color-cyan);
  box-shadow: var(--shadow-neon);
}

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

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.625rem;
}

.btn-full {
  width: 100%;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bg-dark);
  background: var(--color-cyan);
  border-radius: 8px;
  transition: all var(--transition-normal);
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  border-color: rgba(0, 245, 255, 0.5);
  background: rgba(0, 245, 255, 0.05);
}

.btn-gradient {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bg-dark);
  background: linear-gradient(90deg, var(--color-cyan), var(--color-purple));
  border-radius: 8px;
  transition: all var(--transition-normal);
}

.btn-gradient:hover {
  box-shadow: 0 0 30px rgba(0, 245, 255, 0.3);
  transform: translateY(-2px);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

.hero-rings {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.ring {
  position: absolute;
  border: 1px solid;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.ring-1 {
  width: 600px;
  height: 600px;
  border-color: rgba(0, 245, 255, 0.1);
  animation: spin 30s linear infinite;
}

.ring-2 {
  width: 500px;
  height: 500px;
  border-color: rgba(184, 41, 221, 0.1);
  animation: spin 25s linear infinite reverse;
}

.ring-3 {
  width: 400px;
  height: 400px;
  border-color: rgba(255, 0, 110, 0.1);
  animation: spin 20s linear infinite;
}

.hero-grid {
  display: grid;
  gap: 4rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.hero-content {
  position: relative;
  z-index: 10;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  margin-bottom: 2rem;
}

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

.badge-text {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* Hero Title */
.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 4rem;
  }
}

.title-line {
  display: block;
}

.gradient-text {
  background: linear-gradient(90deg, var(--color-cyan), var(--color-purple), var(--color-pink), var(--color-cyan));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 4s ease infinite;
}

/* Typewriter */
.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  min-height: 1.5em;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.5rem;
  }
}

.hero-description {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: none;
}

@media (min-width: 1024px) {
  .hero-visual {
    display: block;
  }
}

/* Code Window */
.code-window {
  background: var(--bg-panel);
  border: 1px solid var(--bg-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.code-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border-bottom: 1px solid var(--bg-border);
}

.code-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-pink { background: var(--color-pink); }
.dot-purple { background: var(--color-purple); }
.dot-cyan { background: var(--color-cyan); }

.code-filename {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: 0.5rem;
}

.code-content {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.8;
  overflow-x: auto;
}

.code-keyword { color: var(--color-purple); }
.code-type { color: var(--color-cyan); }
.code-prop { color: rgba(255, 255, 255, 0.7); }
.code-string { color: var(--color-green); }
.code-var { color: var(--color-cyan); }

/* Floating Tags */
.floating-tag {
  position: absolute;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.tag-1 {
  top: -20px;
  right: 0;
  color: var(--color-cyan);
  animation: float 6s ease-in-out infinite;
}

.tag-2 {
  bottom: 20px;
  left: -40px;
  color: var(--color-purple);
  animation: float 6s ease-in-out 2s infinite;
}

.tag-3 {
  top: 50%;
  right: -60px;
  color: var(--color-pink);
  animation: float 6s ease-in-out 4s infinite;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color var(--transition-fast);
}

.scroll-indicator:hover {
  color: var(--color-cyan);
}

.scroll-indicator svg {
  animation: bounce 2s infinite;
}

/* ========================================
   Section Styles
   ======================================== */

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-badge {
  display: inline-block;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.badge-cyan {
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.3);
  color: var(--color-cyan);
}

.badge-purple {
  background: rgba(184, 41, 221, 0.1);
  border: 1px solid rgba(184, 41, 221, 0.3);
  color: var(--color-purple);
}

.badge-pink {
  background: rgba(255, 0, 110, 0.1);
  border: 1px solid rgba(255, 0, 110, 0.3);
  color: var(--color-pink);
}

.badge-green {
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  color: var(--color-green);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3rem;
  }
}

.section-description {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 4rem;
}

.divider-line {
  width: 64px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.5));
}

.divider-line:last-child {
  background: linear-gradient(90deg, rgba(0, 245, 255, 0.5), transparent);
}

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

/* ========================================
   Stats Section
   ======================================== */

.stats {
  padding: var(--section-padding) 0;
  position: relative;
}

.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent, rgba(0, 245, 255, 0.03), transparent);
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }
}

.stat-card {
  background: var(--bg-panel);
  border: 1px solid var(--bg-border);
  border-radius: 12px;
  padding: 2rem 1rem;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
}

.stat-card:hover {
  border-color: rgba(0, 245, 255, 0.3);
}

.stat-card::before,
.stat-card::after {
  content: '';
  position: absolute;
  width: 32px;
  height: 32px;
  border: 1px solid transparent;
  transition: border-color var(--transition-normal);
}

.stat-card::before {
  top: 0;
  right: 0;
  border-top-color: rgba(0, 245, 255, 0.3);
  border-right-color: rgba(0, 245, 255, 0.3);
  border-radius: 0 12px 0 0;
}

.stat-card::after {
  bottom: 0;
  left: 0;
  border-bottom-color: rgba(0, 245, 255, 0.3);
  border-left-color: rgba(0, 245, 255, 0.3);
  border-radius: 0 0 0 12px;
}

.stat-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  margin: 0 auto 1.5rem;
}

.icon-cyan { background: rgba(0, 245, 255, 0.1); color: var(--color-cyan); }
.icon-purple { background: rgba(184, 41, 221, 0.1); color: var(--color-purple); }
.icon-pink { background: rgba(255, 0, 110, 0.1); color: var(--color-pink); }
.icon-green { background: rgba(0, 255, 136, 0.1); color: var(--color-green); }

.stat-number {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* ========================================
   Solutions Section
   ======================================== */

.solutions {
  padding: var(--section-padding) 0;
}

.solutions-layout {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .solutions-layout {
    grid-template-columns: 1fr 1fr;
  }
}

.solutions-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.solution-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--bg-border);
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.solution-item:hover,
.solution-item.active {
  border-color: rgba(0, 245, 255, 0.3);
}

.solution-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  flex-shrink: 0;
}

.solution-info {
  flex: 1;
}

.solution-info h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.solution-info p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.text-cyan { color: var(--color-cyan); }
.text-purple { color: var(--color-purple); }
.text-pink { color: var(--color-pink); }
.text-green { color: var(--color-green); }

.solution-arrow {
  color: var(--text-muted);
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition-fast);
}

.solution-item:hover .solution-arrow,
.solution-item.active .solution-arrow {
  opacity: 1;
  transform: translateX(0);
  color: var(--color-cyan);
}

/* Solution Detail */
.solution-detail {
  position: sticky;
  top: 100px;
}

.detail-card {
  background: var(--bg-panel);
  border: 1px solid var(--bg-border);
  border-radius: 12px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.detail-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.1), transparent 50%);
  opacity: 0.5;
  pointer-events: none;
}

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

.detail-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.detail-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
}

.detail-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
}

.detail-subtitle {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.detail-description {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.detail-features,
.detail-techs {
  margin-bottom: 2rem;
}

.detail-features h4,
.detail-techs h4 {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.detail-features ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.detail-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.feature-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  padding: 0.375rem 0.875rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.tag-cyan { color: var(--color-cyan); }
.tag-purple { color: var(--color-purple); }
.tag-pink { color: var(--color-pink); }
.tag-green { color: var(--color-green); }

.detail-dots {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: flex;
  gap: 0.25rem;
}

.detail-dot {
  width: 4px;
  height: 4px;
  background: var(--color-cyan);
  border-radius: 50%;
  opacity: 0.6;
}

.detail-dot:nth-child(2) { opacity: 0.4; }
.detail-dot:nth-child(3) { opacity: 0.2; }

/* ========================================
   Method Section
   ======================================== */

.method {
  padding: var(--section-padding) 0;
  position: relative;
}

.method::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  pointer-events: none;
}

.method-timeline {
  position: relative;
}

.timeline-line {
  display: none;
}

@media (min-width: 1024px) {
  .timeline-line {
    display: block;
    position: absolute;
    top: 6rem;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--bg-border);
  }
  
  .timeline-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, var(--color-cyan), var(--color-purple), var(--color-pink));
    opacity: 0.3;
  }
  
  .timeline-dot-moving {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--color-cyan);
    border-radius: 50%;
    box-shadow: var(--shadow-neon);
    animation: move-along-line 8s linear infinite;
  }
}

.method-steps {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .method-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .method-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.method-step {
  position: relative;
}

.step-number {
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-dark);
  border: 2px solid var(--color-cyan);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-cyan);
  z-index: 10;
}

.step-number.infinite {
  font-size: 1.5rem;
}

.step-card {
  background: var(--bg-panel);
  border: 1px solid var(--bg-border);
  border-radius: 12px;
  padding: 3rem 1.5rem 1.5rem;
  margin-top: 1.5rem;
  transition: all var(--transition-normal);
}

.step-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.step-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  margin: 0 auto 1rem;
}

.step-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 1rem;
}

.step-card > p {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.step-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.step-details li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.detail-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
}

.dot-cyan { background: var(--color-cyan); }
.dot-purple { background: var(--color-purple); }
.dot-pink { background: var(--color-pink); }
.dot-green { background: var(--color-green); }

.method-cta {
  text-align: center;
  margin-top: 4rem;
}

.method-cta p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* ========================================
   Contact Section
   ======================================== */

.contact {
  padding: var(--section-padding) 0;
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--bg-darker), var(--bg-dark), transparent);
  pointer-events: none;
}

.contact-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr 1.5fr;
  }
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(30, 30, 46, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.contact-card:hover {
  border-color: rgba(0, 245, 255, 0.5);
  background: rgba(30, 30, 46, 0.8);
  box-shadow: 0 8px 30px rgba(0, 245, 255, 0.1);
  transform: translateY(-2px);
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  flex-shrink: 0;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
}

.contact-card:nth-child(1) .contact-icon {
  background: rgba(0, 255, 136, 0.2);
  color: var(--color-green);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.contact-card:nth-child(2) .contact-icon {
  background: rgba(0, 245, 255, 0.2);
  color: var(--color-cyan);
  box-shadow: 0 0 20px rgba(0, 245, 255, 0.2);
}

.contact-card:nth-child(3) .contact-icon {
  background: rgba(184, 41, 221, 0.2);
  color: var(--color-purple);
  box-shadow: 0 0 20px rgba(184, 41, 221, 0.2);
}

.contact-info h3 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.contact-value {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  text-shadow: 0 0 10px currentColor;
}

.contact-desc {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
}

.contact-card:nth-child(1) .contact-value {
  color: var(--color-green);
}

.contact-card:nth-child(2) .contact-value {
  color: var(--color-cyan);
}

.contact-card:nth-child(3) .contact-value {
  color: var(--color-purple);
}

.response-badge {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.25rem;
  background: rgba(0, 245, 255, 0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 245, 255, 0.25);
  border-radius: 12px;
  color: var(--color-cyan);
  box-shadow: 0 4px 20px rgba(0, 245, 255, 0.1);
}

.response-title {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.response-text {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Contact Form */
.contact-form-wrapper {
  background: rgba(30, 30, 46, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.form-row {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  background: rgba(10, 10, 15, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px rgba(0, 245, 255, 0.15), 0 0 20px rgba(0, 245, 255, 0.1);
  background: rgba(10, 10, 15, 0.95);
}

.form-textarea {
  resize: none;
  min-height: 120px;
}

/* Form Success */
.form-success {
  text-align: center;
  padding: 3rem 2rem;
}

.success-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 255, 136, 0.2);
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  color: var(--color-green);
}

.form-success h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.form-success p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

/* Loading State */
.btn-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.spin {
  animation: spin 1s linear infinite;
}

/* ========================================
   Footer
   ======================================== */

.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: var(--bg-darker);
}

.footer-grid {
  display: grid;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 300px;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.social-link:hover {
  color: var(--color-cyan);
  border-color: rgba(0, 245, 255, 0.5);
}

.footer-links h4 {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-legal a:hover {
  color: var(--text-muted);
}

.footer-version {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}

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

.version-text {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ========================================
   Animations
   ======================================== */

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

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

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

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

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes move-along-line {
  0% { left: 0; }
  100% { left: calc(100% - 12px); }
}

/* Scroll Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Selection */
::selection {
  background: rgba(0, 245, 255, 0.3);
  color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 245, 255, 0.3);
}