/* CSS Variables */
:root {
  --midnight-black: #0A0712;
  --sigmion-purple: #1F1633;
  --electric-violet: #7B42FF;
  --trust-white: #FFFFFF;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Transitions */
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--midnight-black);
  color: var(--trust-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

a {
  color: var(--trust-white);
  text-decoration: none;
  transition: var(--transition);
}

/* ==================== Navigation ==================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(10, 7, 18, 0.95);
  backdrop-filter: blur(10px);
  transition: box-shadow 0.3s ease;
}

.navbar.scrolled {
  box-shadow: 0 4px 20px rgba(123, 66, 255, 0.1);
}

.navbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.navbar-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--electric-violet);
}

.logo-text {
  background: linear-gradient(135deg, var(--electric-violet), #9f6bff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  font-size: 0.95rem;
  color: var(--trust-white);
  transition: color var(--transition);
}

.nav-link:hover {
  color: var(--electric-violet);
}

.nav-link.cta-btn {
  background-color: var(--electric-violet);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 6px;
  font-weight: 600;
  color: var(--trust-white);
}

.nav-link.cta-btn:hover {
  background-color: #9f6bff;
  color: var(--trust-white);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--electric-violet);
  border-radius: 2px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ==================== Hero Section ==================== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--midnight-black) 0%, var(--sigmion-purple) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--spacing-lg);
  margin-top: 70px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(123, 66, 255, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(2rem, 8vw, 3.5rem);
  margin-bottom: var(--spacing-lg);
  color: var(--trust-white);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-ctas {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ==================== Buttons ==================== */
.btn {
  padding: 12px 32px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-family);
}

.btn-primary {
  background-color: var(--electric-violet);
  color: var(--trust-white);
}

.btn-primary:hover {
  background-color: #9f6bff;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(123, 66, 255, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--trust-white);
  border: 2px solid var(--electric-violet);
}

.btn-secondary:hover {
  background-color: rgba(123, 66, 255, 0.1);
  border-color: #9f6bff;
}

.btn-large {
  padding: 16px 48px;
  font-size: 1.1rem;
}

/* ==================== Marquee Section ==================== */
.marquee-section {
  background-color: var(--sigmion-purple);
  padding: var(--spacing-lg) 0;
  overflow: hidden;
  border-top: 1px solid rgba(123, 66, 255, 0.2);
  border-bottom: 1px solid rgba(123, 66, 255, 0.2);
}

.marquee-track {
  display: flex;
  gap: var(--spacing-2xl);
  animation: scroll-left 20s linear infinite;
  will-change: transform;
}

.marquee-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--electric-violet);
  white-space: nowrap;
  flex-shrink: 0;
}

@keyframes scroll-left {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ==================== Features Section ==================== */
.features {
  background-color: var(--midnight-black);
  padding: var(--spacing-2xl) 0;
}

.section-title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  margin-bottom: var(--spacing-2xl);
  text-align: center;
  color: var(--trust-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.feature-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(123, 66, 255, 0.3);
  border-radius: 12px;
  padding: var(--spacing-lg);
  transition: var(--transition);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--electric-violet);
  box-shadow: 0 0 20px rgba(123, 66, 255, 0.2);
  transform: translateY(-5px);
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--trust-white);
}

.card-description {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==================== How It Works Section ==================== */
.how-it-works {
  background-color: var(--sigmion-purple);
  padding: var(--spacing-2xl) 0;
}

.steps-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  margin-top: var(--spacing-2xl);
}

.step {
  flex: 1;
  min-width: 250px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(123, 66, 255, 0.3);
  border-radius: 12px;
  padding: var(--spacing-lg);
  text-align: center;
  transition: var(--transition);
}

.step:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--electric-violet);
  transform: translateY(-5px);
}

.step-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--electric-violet);
  margin-bottom: var(--spacing-md);
}

.step-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--trust-white);
}

.step-description {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.6;
}

.step-arrow {
  font-size: 2rem;
  color: var(--electric-violet);
  flex-shrink: 0;
}

/* ==================== CTA Banner ==================== */
.cta-banner {
  background: linear-gradient(135deg, var(--electric-violet) 0%, #9f6bff 100%);
  padding: var(--spacing-2xl) var(--spacing-lg);
  text-align: center;
}

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

.cta-title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  margin-bottom: var(--spacing-md);
  color: var(--midnight-black);
}

.cta-subtitle {
  font-size: 1.1rem;
  color: rgba(10, 7, 18, 0.8);
  margin-bottom: var(--spacing-lg);
}

.cta-banner .btn-primary {
  background-color: var(--midnight-black);
  color: var(--electric-violet);
}

.cta-banner .btn-primary:hover {
  background-color: var(--sigmion-purple);
  color: var(--trust-white);
}

/* ==================== Contact Section ==================== */
.contact {
  background-color: var(--midnight-black);
  padding: var(--spacing-2xl) 0;
}

.contact-content {
  text-align: center;
  margin-top: var(--spacing-2xl);
}

.contact-tagline {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-lg);
}

.contact-info {
  margin-bottom: var(--spacing-2xl);
}

.contact-email {
  font-size: 1.5rem;
  color: var(--electric-violet);
  font-weight: 600;
}

.contact-email:hover {
  color: #9f6bff;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(123, 66, 255, 0.3);
  border-radius: 8px;
  color: var(--electric-violet);
  transition: var(--transition);
}

.social-link:hover {
  background: rgba(123, 66, 255, 0.2);
  border-color: var(--electric-violet);
  transform: translateY(-3px);
}

/* ==================== Footer ==================== */
.footer {
  background-color: var(--sigmion-purple);
  border-top: 1px solid rgba(123, 66, 255, 0.2);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer-brand {
  flex: 1;
  min-width: 200px;
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--electric-violet);
}

.footer-tagline {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--spacing-sm);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(123, 66, 255, 0.1);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ==================== Fade-in Animation ==================== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== Mobile Responsive ==================== */
@media (max-width: 768px) {
  .navbar-container {
    padding: 0 var(--spacing-md);
  }

  .menu-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background-color: rgba(10, 7, 18, 0.98);
    backdrop-filter: blur(10px);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    border-bottom: 1px solid rgba(123, 66, 255, 0.2);
  }

  .nav-menu.active {
    max-height: 400px;
  }

  .nav-menu li {
    width: 100%;
    border-bottom: 1px solid rgba(123, 66, 255, 0.1);
  }

  .nav-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    width: 100%;
  }

  .nav-link.cta-btn {
    background-color: var(--electric-violet);
    border-radius: 0;
  }

  .hero-title {
    font-size: 1.75rem;
  }

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

  .hero-ctas {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .hero-ctas .btn {
    width: 100%;
  }

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

  .steps-container {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .step-arrow {
    transform: rotate(90deg);
    margin: var(--spacing-md) 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

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

  .cta-banner {
    padding: var(--spacing-lg);
  }

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-links {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .navbar-logo {
    font-size: 1.25rem;
  }

  .marquee-text {
    font-size: 1.1rem;
  }

  .feature-card {
    padding: var(--spacing-md);
  }

  .btn {
    padding: 10px 24px;
    font-size: 0.9rem;
  }

  .btn-large {
    padding: 12px 32px;
  }

  .social-links {
    gap: var(--spacing-md);
  }

  .social-link {
    width: 44px;
    height: 44px;
  }
}