/* ===========================
   CSS Variables & Reset
   =========================== */
:root {
  /* Color Palette */
  --color-bg-primary: #0a0a0f;
  --color-bg-secondary: #13131a;
  --color-bg-tertiary: #1a1a24;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-hero: linear-gradient(
    135deg,
    #667eea 0%,
    #764ba2 50%,
    #f093fb 100%
  );

  /* Text Colors */
  --color-text-primary: #ffffff;
  --color-text-secondary: #a0a0b8;
  --color-text-tertiary: #6b6b85;

  /* Accent Colors */
  --color-accent-purple: #667eea;
  --color-accent-pink: #f093fb;
  --color-accent-blue: #4facfe;
  --color-accent-green: #43e97b;

  /* UI Elements */
  --color-border: rgba(255, 255, 255, 0.1);
  --color-glass-bg: rgba(255, 255, 255, 0.05);
  --color-glass-border: rgba(255, 255, 255, 0.15);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Typography */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 4rem;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 32px rgba(102, 126, 234, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Animated Background */
body::before {
  content: "";
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(102, 126, 234, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(240, 147, 251, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 20%,
      rgba(79, 172, 254, 0.1) 0%,
      transparent 50%
    );
  animation: backgroundFloat 20s ease-in-out infinite;
  z-index: -1;
}

@keyframes backgroundFloat {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  33% {
    transform: translate(5%, -5%) rotate(3deg);
  }
  66% {
    transform: translate(-3%, 3%) rotate(-3deg);
  }
}

/* ===========================
   Typography
   =========================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-accent-purple);
  text-decoration: none;
  transition: all var(--transition-base);
}

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

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

/* ===========================
   Navigation
   =========================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.logo-icon {
  font-size: var(--font-size-2xl);
  filter: drop-shadow(0 0 8px rgba(102, 126, 234, 0.5));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: all var(--transition-base);
  position: relative;
}

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

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

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

.nav-link-cta {
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  color: var(--color-text-primary) !important;
}

.nav-link-cta::after {
  display: none;
}

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

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
  padding: calc(var(--spacing-3xl) + 80px) 0 var(--spacing-3xl);
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  backdrop-filter: blur(10px);
}

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

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

.hero-title {
  font-size: var(--font-size-6xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

.hero-stats {
  display: flex;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  width: fit-content;
}

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

.stat-number {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

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

.hero-visual {
  position: absolute;
  right: -100px;
  top: 50%;
  transform: translateY(-50%);
  animation: fadeInRight 1s ease 0.3s forwards;
  opacity: 0;
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateY(-50%) translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }
}

.terminal-window {
  width: 600px;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.terminal-header {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
}

.terminal-buttons {
  display: flex;
  gap: var(--spacing-xs);
}

.terminal-buttons span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.btn-close {
  background: #ff5f56;
}

.btn-minimize {
  background: #ffbd2e;
}

.btn-maximize {
  background: #27c93f;
}

.terminal-title {
  flex: 1;
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.terminal-body {
  padding: var(--spacing-md);
  font-family: "Courier New", monospace;
  font-size: var(--font-size-sm);
}

.terminal-line {
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.terminal-prompt {
  color: var(--color-accent-green);
  font-weight: 700;
}

.terminal-command {
  color: var(--color-accent-blue);
}

.terminal-output {
  color: var(--color-text-secondary);
}

.success-icon {
  color: var(--color-accent-green);
}

.label {
  color: var(--color-text-tertiary);
}

.url {
  color: var(--color-accent-purple);
  font-weight: 600;
}

.status-online {
  color: var(--color-accent-green);
}

.terminal-cursor {
  width: 8px;
  height: 16px;
  background: var(--color-accent-purple);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* ===========================
   Buttons
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  color: var(--color-text-primary);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--color-glass-border);
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
}

/* ===========================
   Sections
   =========================== */
section {
  padding: var(--spacing-3xl) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
}

.section-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

/* ===========================
   Features Section
   =========================== */
.features {
  background: var(--color-bg-secondary);
}

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

.feature-card {
  padding: var(--spacing-xl);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
  cursor: pointer;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent-purple);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.feature-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ===========================
   How It Works Section
   =========================== */
.steps-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.step-card {
  flex: 1;
  padding: var(--spacing-xl);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 400px;
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-purple);
}

.step-number {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-md);
  opacity: 0.3;
}

.step-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.step-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.step-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
  flex: 1;
}

.code-snippet {
  position: relative;
  padding: var(--spacing-md);
  padding-right: 3rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: "Courier New", monospace;
  font-size: var(--font-size-sm);
  color: var(--color-accent-blue);
  overflow-x: auto;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.copy-btn {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  padding: var(--spacing-xs);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
}

.copy-btn:hover {
  background: var(--color-glass-border);
  color: var(--color-text-primary);
}

.url-display {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: "Courier New", monospace;
  font-size: var(--font-size-sm);
}

.url-text {
  color: var(--color-accent-purple);
}

.status-badge {
  padding: 4px var(--spacing-sm);
  background: rgba(67, 233, 123, 0.1);
  border: 1px solid var(--color-accent-green);
  border-radius: var(--radius-full);
  color: var(--color-accent-green);
  font-size: var(--font-size-xs);
}

.step-connector {
  width: 40px;
  height: 2px;
  background: var(--gradient-primary);
  flex-shrink: 0;
}

/* ===========================
   CTA Section
   =========================== */
.cta-section {
  background: var(--color-bg-secondary);
}

.cta-card {
  text-align: center;
  padding: var(--spacing-3xl);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(102, 126, 234, 0.1) 0%,
    transparent 70%
  );
  animation: rotateSlow 20s linear infinite;
}

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

.cta-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.cta-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  position: relative;
  z-index: 1;
}

/* ===========================
   Footer
   =========================== */
.footer {
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-links {
  width: 100%;
  justify-content: space-between;
  display: flex;
  gap: var(--spacing-sm);
}

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

.footer-tagline {
  color: var(--color-text-secondary);
  margin-top: var(--spacing-md);
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-heading {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-primary);
}

.footer-link {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.footer-link:hover {
  color: var(--color-accent-purple);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.footer-copyright {
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  color: var(--color-text-primary);
  transform: translateY(-4px);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1024px) {
  .hero-visual {
    display: none;
  }

  .hero-content {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

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

  .hero {
    padding: calc(var(--spacing-2xl) + 80px) 0 var(--spacing-2xl);
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-base);
  }

  .hero-cta {
    flex-direction: column;
  }

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

  .stat-divider {
    display: none;
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

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

  .steps-container {
    flex-direction: column;
  }

  .step-card {
    min-height: auto;
  }

  .step-connector {
    width: 2px;
    height: 40px;
    rotate: 90deg;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

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

  .btn-large {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }

  .cta-title {
    font-size: var(--font-size-3xl);
  }
}