:root {
  --bg-primary: #050508;
  --bg-secondary: #0a0a0f;
  --bg-tertiary: #12121a;
  --bg-card: rgba(20, 20, 30, 0.6);
  --bg-card-hover: rgba(30, 30, 45, 0.8);

  --accent-primary: #10b981;
  --accent-secondary: #34d399;
  --accent-tertiary: #6ee7b7;
  --accent-glow: rgba(16, 185, 129, 0.5);
  --accent-purple: #8b5cf6;
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;

  --gradient-primary: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%);
  --gradient-text: linear-gradient(135deg, #10b981 0%, #34d399 50%, #6ee7b7 100%);
  --gradient-glow: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 70%);

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --text-accent: var(--accent-primary);

  --border-color: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 25px 80px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 60px var(--accent-glow);
  --shadow-glow-sm: 0 0 30px rgba(16, 185, 129, 0.3);

  --section-padding: 120px;
  --container-max: 1200px;

  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
}

body.light {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --border-color: rgba(0, 0, 0, 0.06);
  --border-hover: rgba(0, 0, 0, 0.12);
  --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.08);
}


*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


::selection {
  background: var(--accent-primary);
  color: #022c22;
}

/* ---------- PARTICLE CANVAS ---------- */
#particleCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(5, 5, 8, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: var(--transition-normal);
}

body.light .navbar {
  background: rgba(255, 255, 255, 0.9);
}

.navbar.scrolled {
  height: 70px;
  background: rgba(5, 5, 8, 0.95);
}

body.light .navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-primary);
  transition: var(--transition-normal);
}

.logo:hover {
  text-shadow: var(--shadow-glow-sm);
}

.logo-icon {
  font-size: 1.8rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  transition: var(--transition-normal);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

body.light .nav-links a:hover {
  background: rgba(0, 0, 0, 0.05);
}

.nav-links a.active {
  color: var(--accent-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
}

.theme-toggle:hover {
  border-color: var(--accent-primary);
  background: rgba(16, 185, 129, 0.1);
  transform: rotate(15deg);
}

.cta-btn {
  background: var(--gradient-primary);
  color: #022c22;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  transition: var(--transition-normal);
  box-shadow: var(--shadow-glow-sm);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-normal);
}

.mobile-menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-fast);
}

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

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

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  z-index: 999;
  border-bottom: 1px solid var(--border-color);
  animation: slideDown 0.3s ease;
}

.mobile-menu.active {
  display: flex;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--accent-primary);
  background: rgba(16, 185, 129, 0.1);
}

.mobile-cta {
  margin-top: 8px;
  background: var(--gradient-primary) !important;
  color: #022c22 !important;
  text-align: center;
  font-weight: 600 !important;
}

/* ---------- HERO SECTION ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 40px 80px;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 5;
  max-width: 700px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  margin-bottom: 32px;
  font-size: 0.9rem;
  color: var(--accent-primary);
  animation: fadeInUp 0.8s ease backwards;
}

.badge-icon {
  font-size: 1.1rem;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.1s backwards;
}

.title-line {
  display: block;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease 0.3s backwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-full);
  transition: var(--transition-normal);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #022c22;
  box-shadow: var(--shadow-glow-sm);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

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

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background: rgba(16, 185, 129, 0.1);
}

.btn-icon {
  font-size: 1.2rem;
}

.btn-large {
  padding: 20px 40px;
  font-size: 1.1rem;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.stat-suffix {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 8px;
}

.stat-divider {
  width: 1px;
  height: 50px;
  background: var(--border-color);
}

/* Hero Visual - Floating Cards */
.hero-visual {
  position: absolute;
  top: 50%;
  right: 5%;
  transform: translateY(-50%);
  z-index: 3;
  display: none;
}

@media (min-width: 1200px) {
  .hero-visual {
    display: block;
  }

  .hero-content {
    text-align: left;
    margin-right: 400px;
  }

  .hero-buttons {
    justify-content: flex-start;
  }

  .hero-stats {
    justify-content: flex-start;
  }
}

.floating-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 18px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  animation: float 6s ease-in-out infinite;
}

.card-1 {
  top: 0;
  right: 0;
  animation-delay: 0s;
}

.card-2 {
  top: 120px;
  right: 150px;
  animation-delay: 1s;
}

.card-3 {
  top: 240px;
  right: 20px;
  animation-delay: 2s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-15px);
  }
}

.card-emoji {
  font-size: 2rem;
}

.card-content {
  display: flex;
  flex-direction: column;
}

.card-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.card-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  background: var(--gradient-glow);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
  opacity: 0.5;
  animation: pulse 4s ease-in-out infinite;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
  animation: fadeInUp 0.8s ease 0.6s backwards;
}

.scroll-arrow {
  width: 24px;
  height: 40px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  position: relative;
}

.scroll-arrow::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: var(--radius-full);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }

  50% {
    transform: translateX(-50%) translateY(10px);
    opacity: 0.3;
  }
}

/* ---------- SECTIONS COMMON ---------- */
section {
  position: relative;
  padding: var(--section-padding) 40px;
  z-index: 5;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 80px;
}

.section-badge {
  display: inline-block;
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-primary);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
}

.section-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---------- FEATURES SECTION ---------- */
.features {
  background: var(--bg-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 36px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  transition: var(--transition-slow);
  opacity: 0;
  transform: translateY(30px);
}

.feature-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: rgba(16, 185, 129, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 24px;
  transition: var(--transition-normal);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
  background: rgba(16, 185, 129, 0.2);
}

.feature-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-description {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
}

.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-normal);
}

.feature-link:hover {
  gap: 12px;
}

.feature-link.disabled {
  color: var(--text-muted);
  cursor: default;
}

/* ---------- HOW IT WORKS SECTION ---------- */
.how-it-works {
  background: var(--bg-primary);
}

.steps-container {
  max-width: 900px;
  margin: 0 auto;
}

.step {
  display: flex;
  align-items: center;
  gap: 40px;
  padding: 40px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  opacity: 0;
  transform: translateX(-30px);
  transition: var(--transition-slow);
}

.step.visible {
  opacity: 1;
  transform: translateX(0);
}

.step:nth-child(odd) {
  transform: translateX(-30px);
}

.step:nth-child(even) {
  transform: translateX(30px);
}

.step.visible:nth-child(odd),
.step.visible:nth-child(even) {
  transform: translateX(0);
}

.step-number {
  font-size: 4rem;
  font-weight: 800;
  color: rgba(16, 185, 129, 0.2);
  line-height: 1;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-content h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.step-content p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.step-visual {
  flex-shrink: 0;
}

.step-icon {
  width: 80px;
  height: 80px;
  background: rgba(16, 185, 129, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.step-connector {
  width: 3px;
  height: 60px;
  background: linear-gradient(180deg, var(--accent-primary), transparent);
  margin: 0 auto;
}


/* ---------- CTA SECTION ---------- */
.cta-section {
  position: relative;
  background: var(--bg-primary);
  text-align: center;
  overflow: hidden;
}

.cta-content {
  position: relative;
  z-index: 5;
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
}

.cta-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.7;
}

.cta-buttons {
  margin-bottom: 24px;
}

.cta-note {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.cta-background {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}

.cta-glow-1 {
  width: 500px;
  height: 500px;
  background: rgba(16, 185, 129, 0.15);
  top: -200px;
  left: -100px;
}

.cta-glow-2 {
  width: 400px;
  height: 400px;
  background: rgba(139, 92, 246, 0.1);
  bottom: -150px;
  right: -100px;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--bg-tertiary);
  padding: 80px 40px 40px;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto 60px;
  gap: 60px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-primary);
  margin-bottom: 16px;
}

.footer-tagline {
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 80px;
}

.footer-column h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-column a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  margin-bottom: 12px;
  transition: var(--transition-normal);
}

.footer-column a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-credits {
  color: var(--accent-primary);
  font-weight: 600;
}

/* ---------- ANIMATIONS ---------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(1);
  }

  50% {
    opacity: 0.7;
    transform: translate(-50%, -50%) scale(1.1);
  }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {

  .features-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    flex-direction: column;
    gap: 40px;
  }

  .footer-links {
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: 0 20px;
  }

  .nav-links,
  .nav-actions .cta-btn {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero {
    padding: 100px 20px 60px;
  }

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

  .btn {
    justify-content: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

  .stat-divider {
    width: 60px;
    height: 1px;
  }

  section {
    padding: 80px 20px;
  }

  .features-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .step {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 30px;
  }

  .footer-links {
    flex-direction: column;
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

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

  .stat-number {
    font-size: 2rem;
  }

  .feature-card,
  .testimonial-card {
    padding: 24px;
  }

  .scroll-indicator {
    display: none;
  }
}

/* ---------- SCROLLBAR ---------- */
::-webkit-scrollbar {
  width: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}