/* ===== AUTOMOTIV API - REVOLUTIONARY DESIGN 2025 ===== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #0a0a0a;
  color: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Design Tokens --- */
:root {
  /* Colors */
  --color-primary: #3b82f6;
  --color-primary-light: #60a5fa;
  --color-primary-dark: #1d4ed8;
  --color-accent: #06b6d4;
  --color-accent-light: #22d3ee;
  --color-purple: #8b5cf6;
  --color-pink: #ec4899;
  --color-green: #10b981;
  --color-orange: #f59e0b;
  
  /* Grays */
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  --color-black: #000000;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
  --gradient-secondary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #10b981 100%);
  --gradient-dark: linear-gradient(135deg, #0a0a0a 0%, #1f2937 100%);
  --gradient-text: linear-gradient(135deg, #3b82f6 0%, #06b6d4 50%, #8b5cf6 100%);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 50px rgba(59, 130, 246, 0.4);
  --shadow-glow-lg: 0 0 100px rgba(59, 130, 246, 0.3);
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --space-40: 10rem;
  
  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 600ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Typography System --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
}

p {
  font-size: 1.125rem;
  color: var(--color-gray-300);
  line-height: 1.7;
}

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

/* --- Animated Background --- */
.bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: radial-gradient(ellipse at center, #0f172a 0%, #020617 100%);
  overflow: hidden;
}

.bg-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: grid-move 20s linear infinite;
}

.bg-orbs {
  position: absolute;
  width: 100%;
  height: 100%;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.6;
  animation: float 8s ease-in-out infinite;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #06b6d4 0%, transparent 70%);
  top: 60%;
  right: 20%;
  animation-delay: 3s;
}

.orb-3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, #8b5cf6 0%, transparent 70%);
  bottom: 20%;
  left: 30%;
  animation-delay: 6s;
}

@keyframes grid-move {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.1); }
  66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* --- Header --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-normal);
}

header.scrolled {
  background: rgba(10, 10, 10, 0.98);
  box-shadow: var(--shadow-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-8);
}

/* --- Logo --- */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  transition: all var(--transition-normal);
}

.logo:hover {
  transform: scale(1.05);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.logo-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  transition: left 0.6s ease;
}

.logo:hover .logo-icon::before {
  left: 100%;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

/* --- Navigation --- */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  padding: var(--space-2);
  backdrop-filter: blur(20px);
}

.nav-menu a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  color: var(--color-gray-300);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-spring);
  position: relative;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
}

.nav-menu a:hover {
  color: var(--color-white) !important;
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.nav-menu a span,
.nav-menu a svg {
  position: relative;
  z-index: 2;
  color: var(--color-white) !important;
}

.nav-menu svg {
  width: 16px;
  height: 16px;
  opacity: 0.7;
  transition: all var(--transition-spring);
}

.nav-menu a:hover svg {
  opacity: 1;
  transform: scale(1.1) rotate(5deg);
}

/* Navigation icons with gradients */
.nav-menu a[href="#services"] svg {
  background: linear-gradient(45deg, #3b82f6, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu a[href="#pricing"] svg {
  background: linear-gradient(45deg, #10b981, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu a[href="#documentation"] svg {
  background: linear-gradient(45deg, #8b5cf6, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu a[href="#contact"] svg {
  background: linear-gradient(45deg, #f59e0b, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Client Access Button --- */
.client-access-link {
  background: var(--gradient-primary) !important;
  color: var(--color-white) !important;
  box-shadow: var(--shadow-glow) !important;
  font-weight: 600 !important;
  margin-left: var(--space-4) !important;
  padding: var(--space-3) var(--space-6) !important;
  border-radius: var(--radius-full) !important;
  border: 2px solid rgba(59, 130, 246, 0.3) !important;
}

.client-access-link:hover {
  transform: translateY(-3px) scale(1.05) !important;
  box-shadow: var(--shadow-glow-lg) !important;
  border-color: rgba(59, 130, 246, 0.6) !important;
}

.client-access-link::before,
.client-access-link::after {
  display: none !important;
}

/* --- Language Switcher --- */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-full);
  padding: var(--space-1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.lang-switcher a {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  color: var(--color-gray-400);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
}

.lang-switcher a.active {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.lang-switcher a:not(.active):hover {
  color: var(--color-gray-200);
  background: rgba(255, 255, 255, 0.1);
}

/* --- Hero Section --- */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-32) var(--space-8);
  position: relative;
  text-align: center;
  z-index: 1;
}

.hero-content {
  max-width: 1000px;
  position: relative;
  z-index: 10;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--color-primary-light);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: var(--space-8);
  backdrop-filter: blur(10px);
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { 
    transform: scale(1);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
  }
  50% { 
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.5);
  }
}

.hero-title {
  margin-bottom: var(--space-6);
  position: relative;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-gray-400);
  margin-bottom: var(--space-10);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.125rem;
  box-shadow: var(--shadow-glow);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  border: none;
  cursor: pointer;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.6s ease;
}

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

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

.btn-primary svg {
  transition: transform var(--transition-normal);
}

.btn-primary:hover svg {
  transform: rotate(45deg);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background: transparent;
  color: var(--color-gray-300);
  padding: var(--space-4) var(--space-8);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.125rem;
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* --- Section Base --- */
section {
  padding: var(--space-24) var(--space-8);
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  z-index: 1;
}

section:not(#hero) {
  margin-top: var(--space-40);
  padding-top: var(--space-40);
  margin-bottom: var(--space-20);
  z-index: 2;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-20);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: var(--color-purple);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: var(--space-6);
  backdrop-filter: blur(10px);
}

.section-title {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--color-gray-400);
  line-height: 1.6;
}

/* --- Services Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

.service-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-3xl);
  padding: var(--space-8);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-slow);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-2xl);
}

.service-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.service-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-glow);
}

.service-icon svg {
  width: 40px;
  height: 40px;
  color: var(--color-white);
}

.service-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-2);
}

.service-description {
  font-size: 1.125rem;
  color: var(--color-primary-light);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.service-details {
  color: var(--color-gray-300);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.service-features {
  margin-bottom: var(--space-6);
}

.service-features h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.service-features h4::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--gradient-accent);
  border-radius: 50%;
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: bold;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-4);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.feature-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateX(4px);
}

.feature-icon {
  width: 12px;
  height: 12px;
  background: var(--gradient-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.feature-text {
  color: var(--color-gray-300);
  font-size: 0.9rem;
}

.service-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.service-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.service-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.service-cta svg {
  transition: transform var(--transition-normal);
}

.service-cta:hover svg {
  transform: rotate(45deg);
}

/* --- Pricing Section --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

.pricing-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-3xl);
  padding: var(--space-8);
  position: relative;
  transition: all var(--transition-slow);
  backdrop-filter: blur(10px);
}

.pricing-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-2xl);
}

.pricing-card-featured {
  border-color: rgba(59, 130, 246, 0.5);
  background: rgba(59, 130, 246, 0.05);
  transform: scale(1.05);
}

.pricing-card-featured:hover {
  transform: translateY(-8px) scale(1.05);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  box-shadow: var(--shadow-glow);
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.plan-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  transition: all var(--transition-normal);
}

.pricing-card:hover .plan-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-glow);
}

.plan-icon svg {
  color: var(--color-white);
}

.plan-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-2);
}

.plan-description {
  color: var(--color-gray-400);
  margin-bottom: var(--space-6);
}

.plan-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--space-1);
}

.price {
  font-size: 3rem;
  font-weight: 900;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.period {
  color: var(--color-gray-400);
  font-size: 1.125rem;
  font-weight: 500;
}

.plan-features {
  margin-bottom: var(--space-8);
}

.plan-features .feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  color: var(--color-gray-300);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.plan-features .feature-item:last-child {
  border-bottom: none;
}

.plan-features .feature-item:hover {
  color: var(--color-white);
  transform: translateX(4px);
}

.plan-features .feature-item svg {
  color: var(--color-green);
  flex-shrink: 0;
}

.plan-footer {
  text-align: center;
}

.plan-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  width: 100%;
  justify-content: center;
}

.plan-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.plan-cta-outline {
  background: transparent;
  border: 2px solid rgba(59, 130, 246, 0.3);
  color: var(--color-primary-light);
  box-shadow: none;
}

.plan-cta-outline:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.5);
  color: var(--color-white);
}

.plan-cta svg {
  transition: transform var(--transition-normal);
}

.plan-cta:hover svg {
  transform: rotate(45deg);
}

/* --- Documentation Section --- */
.documentation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

.doc-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-3xl);
  padding: var(--space-8);
  transition: all var(--transition-slow);
  backdrop-filter: blur(10px);
}

.doc-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-2xl);
}

.doc-header {
  text-align: center;
  margin-bottom: var(--space-6);
}

.doc-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  transition: all var(--transition-normal);
}

.doc-card:hover .doc-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-glow);
}

.doc-icon svg {
  color: var(--color-white);
}

.doc-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-2);
}

.doc-header p {
  color: var(--color-gray-400);
  font-size: 1rem;
}

.doc-content {
  margin-bottom: var(--space-8);
}

.doc-content h4 {
  color: var(--color-white);
  font-size: 1.125rem;
  font-weight: 600;
  margin: var(--space-6) 0 var(--space-3);
}

.doc-content h4:first-child {
  margin-top: 0;
}

.code-block {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin: var(--space-3) 0;
  overflow-x: auto;
}

.code-block pre {
  margin: 0;
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-gray-200);
}

.endpoint-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.endpoint-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.endpoint-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateX(4px);
}

.method {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  min-width: 60px;
  text-align: center;
}

.method.post {
  background: rgba(34, 197, 94, 0.2);
  color: var(--color-green);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.method.get {
  background: rgba(59, 130, 246, 0.2);
  color: var(--color-primary-light);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.path {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.875rem;
  color: var(--color-primary-light);
  font-weight: 500;
  flex: 1;
}

.description {
  color: var(--color-gray-400);
  font-size: 0.875rem;
}

.error-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.error-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.error-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(239, 68, 68, 0.3);
  transform: translateX(4px);
}

.error-code {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 30px;
  border-radius: var(--radius-md);
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.875rem;
  font-weight: 700;
  flex-shrink: 0;
}

.error-401 {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.error-403 {
  background: rgba(245, 158, 11, 0.2);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.error-404 {
  background: rgba(139, 92, 246, 0.2);
  color: #8b5cf6;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.error-422 {
  background: rgba(236, 72, 153, 0.2);
  color: #ec4899;
  border: 1px solid rgba(236, 72, 153, 0.3);
}

.error-429 {
  background: rgba(6, 182, 212, 0.2);
  color: #06b6d4;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.error-500 {
  background: rgba(220, 38, 38, 0.2);
  color: #dc2626;
  border: 1px solid rgba(220, 38, 38, 0.3);
}

.error-info h5 {
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.error-info p {
  color: var(--color-gray-400);
  font-size: 0.875rem;
}

.doc-footer {
  text-align: center;
}

.doc-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.doc-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.doc-cta svg {
  transition: transform var(--transition-normal);
}

.doc-cta:hover svg {
  transform: rotate(45deg);
}

/* --- Contact Section --- */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  max-width: 1200px;
  margin: 0 auto;
}

.contact-info h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.contact-info > p {
  color: var(--color-gray-400);
  font-size: 1.125rem;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.contact-methods {
  margin-bottom: var(--space-12);
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.contact-method:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-2px);
}

.method-icon {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.method-icon svg {
  color: var(--color-white);
}

.method-info h4 {
  color: var(--color-white);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.method-info p {
  color: var(--color-primary-light);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.method-info span {
  color: var(--color-gray-400);
  font-size: 0.875rem;
}

.contact-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  padding: var(--space-6);
  background: rgba(59, 130, 246, 0.05);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-2xl);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 900;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-1);
}

.stat-label {
  color: var(--color-gray-400);
  font-size: 0.875rem;
  font-weight: 500;
}

.contact-form-container {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-3xl);
  padding: var(--space-8);
  backdrop-filter: blur(10px);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  color: var(--color-white);
  font-weight: 500;
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  color: var(--color-white);
  font-size: 1rem;
  transition: all var(--transition-normal);
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(59, 130, 246, 0.1);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-gray-500);
}

.form-checkbox {
  flex-direction: row;
  align-items: center;
  gap: var(--space-3);
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin: 0;
  accent-color: var(--color-primary);
}

.form-checkbox label {
  margin: 0;
  color: var(--color-gray-300);
  font-size: 0.9rem;
}

.contact-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: var(--gradient-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1.125rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.contact-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.contact-submit svg {
  transition: transform var(--transition-normal);
}

.contact-submit:hover svg {
  transform: rotate(45deg);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  nav {
    padding: var(--space-4);
  }
  
  .nav-menu {
    gap: var(--space-1);
    padding: var(--space-1);
  }
  
  .nav-menu a {
    padding: var(--space-2) var(--space-3);
    font-size: 0.85rem;
  }
  
  .nav-menu svg {
    width: 14px;
    height: 14px;
  }
  
  .client-access-link {
    margin-left: var(--space-2) !important;
    padding: var(--space-2) var(--space-4) !important;
    font-size: 0.85rem !important;
  }
  
  .service-header {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  nav {
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-6);
  }
  
  .nav-menu {
    order: 2;
    flex-wrap: wrap;
    justify-content: center;
    padding: var(--space-1);
  }
  
  .nav-menu a {
    padding: var(--space-2);
    font-size: 0.8rem;
  }
  
  .nav-menu svg {
    width: 12px;
    height: 12px;
  }
  
  .client-access-link {
    order: 1;
    margin: 0 !important;
    align-self: center;
  }
  
  .lang-switcher {
    order: 3;
    align-self: center;
  }
  
  #hero {
    padding: var(--space-20) var(--space-4);
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  section {
    padding: var(--space-20) var(--space-4);
  }
  
  .service-card {
    padding: var(--space-6);
  }
  
  .service-header {
    gap: var(--space-4);
  }
  
  .service-icon {
    width: 60px;
    height: 60px;
  }
  
  .service-icon svg {
    width: 30px;
    height: 30px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .service-footer {
    justify-content: center;
  }
  
  /* Pricing responsive */
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .pricing-card-featured {
    transform: none;
  }
  
  .pricing-card-featured:hover {
    transform: translateY(-8px);
  }
  
  /* Documentation responsive */
  .documentation-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .doc-card {
    padding: var(--space-6);
  }
  
  .code-block {
    font-size: 0.8rem;
  }
  
  /* Contact responsive */
  .contact-container {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .contact-info h3 {
    font-size: 1.75rem;
  }
  
  .contact-stats {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .contact-form-container {
    padding: var(--space-6);
  }
}

/* --- Animations --- */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: slideInUp 0.6s ease-out forwards;
}

/* --- Footer --- */
.footer {
  background: var(--gradient-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-20) var(--space-8) var(--space-8);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
}

.footer-section h4 {
  color: var(--color-white);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-6);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--space-3);
}

.footer-section ul li a {
  color: var(--color-gray-400);
  text-decoration: none;
  transition: all var(--transition-normal);
  font-size: 0.95rem;
}

.footer-section ul li a:hover {
  color: var(--color-primary-light);
  transform: translateX(4px);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.footer-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-logo .logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-description {
  color: var(--color-gray-400);
  line-height: 1.6;
  margin-bottom: var(--space-8);
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: var(--space-4);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  color: var(--color-gray-400);
  text-decoration: none;
  transition: all var(--transition-normal);
}

.social-link:hover {
  background: var(--gradient-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-gray-400);
  font-size: 0.95rem;
}

.contact-item svg {
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-8);
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom p {
  color: var(--color-gray-500);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: var(--space-6);
}

.footer-links a {
  color: var(--color-gray-500);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-normal);
}

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

/* Footer Responsive */
@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

@media (max-width: 768px) {
  .footer-container {
    padding: var(--space-16) var(--space-4) var(--space-6);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    text-align: center;
  }
  
  .footer-description {
    max-width: none;
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}

/* --- Utility Classes --- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

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

.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* --- Navigation Dropdown --- */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-trigger {
  display: flex !important;
  align-items: center !important;
  gap: var(--space-2) !important;
}

.dropdown-arrow {
  transition: transform var(--transition-normal);
  opacity: 0.7;
}

.nav-dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
  opacity: 1;
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 20px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 280px;
  background: rgba(13, 16, 25, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-2xl);
  padding: var(--space-4);
  box-shadow: var(--shadow-2xl);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-10px);
  transition: all var(--transition-normal);
  z-index: 1001;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item {
  display: flex !important;
  align-items: center !important;
  gap: var(--space-3) !important;
  padding: var(--space-3) var(--space-4) !important;
  color: var(--color-white) !important;
  text-decoration: none !important;
  border-radius: var(--radius-lg) !important;
  transition: all var(--transition-normal) !important;
  font-size: 0.9rem !important;
  font-weight: 500 !important;
  margin-bottom: var(--space-1) !important;
  position: relative !important;
  z-index: 2 !important;
}

.dropdown-item:hover {
  background: rgba(59, 130, 246, 0.1) !important;
  color: var(--color-primary-light) !important;
  transform: translateX(4px) !important;
}

.dropdown-item svg {
  width: 18px !important;
  height: 18px !important;
  opacity: 0.7 !important;
  transition: all var(--transition-normal) !important;
  z-index: 3 !important;
  position: relative !important;
}

.dropdown-item:hover svg {
  opacity: 1 !important;
  transform: scale(1.1) !important;
}

.dropdown-item span {
  z-index: 3 !important;
  position: relative !important;
  color: inherit !important;
}

.dropdown-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin: var(--space-3) 0;
}

.dropdown-all {
  background: rgba(139, 92, 246, 0.1) !important;
  border: 1px solid rgba(139, 92, 246, 0.3) !important;
  color: var(--color-purple) !important;
  font-weight: 600 !important;
}

.dropdown-all:hover {
  background: rgba(139, 92, 246, 0.2) !important;
  border-color: rgba(139, 92, 246, 0.5) !important;
  color: var(--color-white) !important;
}