:root {
  /* Colors */
  --color-black: #0D0D0D;
  --color-jet-gray: #1A1A1A;
  --color-dark-charcoal: #232323;
  --color-graphite: #2E2E2E;
  --color-dim-ash: #3A3A3A;
  
  --color-white: #ffffff;
  --color-light-gray: #f5f5f5;
  --color-medium-gray: #e0e0e0;
  
  --color-accent: #4361ee;
  --color-accent-light: #4cc9f0;
  --color-accent-dark: #3a0ca3;
  
  /* Transparent colors for glassmorphic effects */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-bg-dark: rgba(13, 13, 13, 0.75);
  --glass-border: rgba(255, 255, 255, 0.15);
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 5rem;
  
  /* Typography */
  --font-primary: 'Space Grotesk', sans-serif;
  --font-secondary: 'Syne', sans-serif;
  
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  --font-size-xxxl: 3rem;
  
  /* Borders */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 2rem;
  --radius-circle: 50%;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
  --shadow-inset: inset 0 2px 6px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Z-indices */
  --z-background: -10;
  --z-normal: 1;
  --z-header: 100;
  --z-overlay: 200;
  --z-modal: 300;
  --z-toast: 400;
}

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

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

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-md);
  line-height: 1.6;
  color: var(--color-white);
  background-color: var(--color-black);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

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

a {
  color: var(--color-accent-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-white);
}

ul, ol {
  list-style: none;
}

button {
  font-family: var(--font-primary);
  cursor: pointer;
  border: none;
  background-color: transparent;
}

input, textarea, select, button {
  font: inherit;
}

/* 
===========================
Layout & Container
===========================
*/
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* 
===========================
Neural Network Background
===========================
*/
.neural-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-background);
  background: linear-gradient(135deg, var(--color-black) 0%, var(--color-dark-charcoal) 100%);
  opacity: 0.8;
  overflow: hidden;
}

.neural-background::before,
.neural-background::after {
  content: '';
  position: absolute;
  width: 200%;
  height: 200%;
  top: -50%;
  left: -50%;
  background-image: 
    radial-gradient(circle at 30% 40%, var(--color-accent-dark) 0%, transparent 2%),
    radial-gradient(circle at 70% 60%, var(--color-accent) 0%, transparent 1%),
    radial-gradient(circle at 50% 50%, var(--color-accent-light) 0%, transparent 0.5%);
  background-size: 100px 100px;
  animation: neural-animation 60s linear infinite;
  opacity: 0.1;
}

.neural-background::after {
  top: -30%;
  left: -30%;
  background-size: 150px 150px;
  animation-direction: reverse;
  animation-duration: 90s;
}

@keyframes neural-animation {
  0% {
    transform: rotate(0deg) scale(1);
  }
  50% {
    transform: rotate(180deg) scale(1.1);
  }
  100% {
    transform: rotate(360deg) scale(1);
  }
}

/* 
===========================
Typography
===========================
*/
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  line-height: 1.2;
  margin-bottom: var(--space-md);
  font-weight: 600;
}

h1, .hero-title {
  font-size: var(--font-size-xxxl);
  background: linear-gradient(120deg, var(--color-white) 0%, var(--color-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2, .section-title {
  font-size: var(--font-size-xxl);
  margin-bottom: var(--space-xl);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  border-radius: var(--radius-sm);
}

h3, .feature-title, .step-title, .standard-title {
  font-size: var(--font-size-xl);
}

p {
  margin-bottom: var(--space-md);
}

/* 
===========================
Header & Navigation
===========================
*/
.header {
  position: relative;
  padding: var(--space-md) 0;
  z-index: var(--z-header);
  transition: transform var(--transition-medium);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.logo {
  z-index: var(--z-normal);
}

.logo-text {
  font-family: var(--font-secondary);
  font-size: var(--font-size-xl);
  font-weight: 700;
  background: linear-gradient(90deg, var(--color-white) 0%, var(--color-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.5px;
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  position: relative;
  z-index: var(--z-normal);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.menu-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-medium);
}

.menu-icon {
  left: 8px;
}

.menu-icon::before,
.menu-icon::after {
  content: '';
  left: 0;
}

.menu-icon::before {
  top: -7px;
}

.menu-icon::after {
  bottom: -7px;
}

.nav-list {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  position: relative;
  color: var(--color-white);
  font-weight: 500;
  padding: var(--space-xs) var(--space-sm);
  transition: color var(--transition-fast);
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  transform: translateX(-100%);
  transition: transform var(--transition-medium);
  border-radius: var(--radius-sm);
}

.nav-link:hover {
  color: var(--color-accent-light);
}

.nav-link:hover::before {
  transform: translateX(0);
}

/* Header scroll effect */
.header.scrolled {
  background: var(--glass-bg-dark);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-sm) 0;
}

/* 
===========================
Buttons
===========================
*/
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: var(--font-size-md);
  transition: all var(--transition-medium);
  text-align: center;
  position: relative;
  overflow: hidden;
  z-index: var(--z-normal);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(-100%);
  transition: transform var(--transition-medium);
  z-index: -1;
}

.btn:hover::before {
  transform: translateX(0);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(67, 97, 238, 0.5);
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background: rgba(67, 97, 238, 0.1);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-sm);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--color-medium-gray);
  color: var(--color-white);
}

.btn-outline:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.1);
}

/* 
===========================
Hero Section
===========================
*/
.hero-section {
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: var(--space-xl) 0;
  overflow: hidden;
}

.hero-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: var(--z-normal);
}

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

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-light-gray);
  margin-bottom: var(--space-lg);
  max-width: 90%;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.hero-image {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-container {
  position: relative;
  width: 100%;
  height: 400px;
  background-image: url("../images");
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.floating-element {
  position: absolute;
  transition: transform var(--transition-slow);
  animation: floating 8s ease-in-out infinite;
}

.passport-overlay {
  width: 80%;
  height: 70%;
  left: 10%;
  top: 15%;
  background-image: url('../images/img.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  animation-duration: 10s;
}

.photo-frame {
  width: 50%;
  height: 60%;
  left: 25%;
  top: 20%;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  animation-duration: 12s;
  animation-delay: 0.5s;
}

@keyframes floating {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-15px) rotate(1deg);
  }
  100% {
    transform: translateY(0) rotate(0deg);
  }
}

/* 
===========================
Features Section
===========================
*/
.features-section {
  padding: var(--space-xxl) 0;
  position: relative;
}

.features-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(67, 97, 238, 0.05) 0%, transparent 70%);
  z-index: var(--z-background);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--glass-border);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  position: relative;
  overflow: hidden;
  z-index: var(--z-normal);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(67, 97, 238, 0.1) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-medium);
  z-index: -1;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: rgba(67, 97, 238, 0.1);
  border-radius: var(--radius-circle);
  margin-bottom: var(--space-md);
  color: var(--color-accent-light);
  font-size: var(--font-size-xl);
  transition: all var(--transition-medium);
}

.feature-card:hover .feature-icon {
  background: var(--color-accent);
  color: var(--color-white);
  transform: scale(1.1);
}

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

.feature-description {
  color: var(--color-medium-gray);
  font-size: var(--font-size-md);
  line-height: 1.6;
}

/* 
===========================
Process Timeline
===========================
*/
.process-section {
  padding: var(--space-xxl) 0;
  background: rgba(13, 13, 13, 0.7);
}

.process-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 15px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent) 0%, var(--color-accent-light) 100%);
  z-index: var(--z-background);
}

.process-step {
  position: relative;
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-xl);
  padding-left: var(--space-xl);
  z-index: var(--z-normal);
}

.process-step:last-child {
  margin-bottom: 0;
}

.step-number {
  position: absolute;
  left: -15px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  border-radius: var(--radius-circle);
  color: var(--color-white);
  font-weight: 700;
  font-family: var(--font-secondary);
  box-shadow: var(--shadow-md);
  z-index: var(--z-normal);
}

.step-content {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--glass-border);
  transition: transform var(--transition-medium);
  width: 100%;
}

.process-step:hover .step-content {
  transform: translateX(5px);
}

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

.step-description {
  color: var(--color-medium-gray);
}

/* 
===========================
Standards Section
===========================
*/
.standards-section {
  padding: var(--space-xxl) 0;
  position: relative;
  overflow: hidden;
}

.standards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.standard-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--glass-border);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.standard-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.standard-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  position: relative;
  display: inline-block;
}

.standard-title::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--color-accent-light);
}

.standard-list {
  color: var(--color-medium-gray);
}

.standard-list li {
  margin-bottom: var(--space-sm);
  position: relative;
  padding-left: var(--space-lg);
}

.standard-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: var(--radius-circle);
}

/* 
===========================
Location Section
===========================
*/
.location-section {
  padding: var(--space-xxl) 0;
  background: var(--color-jet-gray);
}

.location-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.location-content {
  padding-right: var(--space-xl);
}

.location-address {
  font-style: normal;
  margin-bottom: var(--space-lg);
}

.location-address p {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  color: var(--color-medium-gray);
}

.location-address p i,
.location-hours h3 {
  color: var(--color-accent-light);
}

.location-hours p {
  color: var(--color-medium-gray);
  margin-bottom: var(--space-sm);
}

.map-container {
  position: relative;
  height: 100%;
  min-height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.map-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* 
===========================
Footer
===========================
*/
.footer {
  margin-top: 20px;
  background: var(--color-black);
  padding: var(--space-xl) 0 var(--space-md);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent 0%, var(--color-accent) 50%, transparent 100%);
}

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

.footer-links {
  display: flex;
  align-items: center;
}

.footer-nav {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.footer-link {
  color: var(--color-medium-gray);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
  position: relative;
}

.footer-link:hover {
  color: var(--color-accent-light);
}

.copyright {
  text-align: center;
  color: var(--color-dim-ash);
  font-size: var(--font-size-sm);
}

/* 
===========================
Cookie Consent
===========================
*/
.cookie-consent {
  position: fixed;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 400px;
  background: var(--glass-bg-dark);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-modal);
  display: none;
}

.cookie-consent.active {
  display: block;
  animation: slide-up var(--transition-medium);
}

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

.cookie-content p {
  margin-bottom: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-medium-gray);
}

.cookie-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

@keyframes slide-up {
  from {
    transform: translate(-50%, 100%);
    opacity: 0;
  }
  to {
    transform: translate(-50%, 0);
    opacity: 1;
  }
}

/* 
===========================
Media Queries
===========================
*/
@media (max-width: 992px) {
  :root {
    --font-size-xxxl: 2.5rem;
    --font-size-xxl: 1.75rem;
  }
  
  .hero-section .container,
  .location-section .container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .hero-image {
    order: -1;
  }
  
  .image-container {
    height: 300px;
  }
  
  .location-content {
    padding-right: 0;
  }
  
  .map-container {
    min-height: 300px;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-xxxl: 2rem;
    --font-size-xxl: 1.5rem;
    --font-size-xl: 1.25rem;
  }
  
  .header {
    padding: var(--space-sm) 0;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .navigation {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--glass-bg-dark);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: var(--z-overlay);
    transition: right var(--transition-medium);
    border-left: 1px solid var(--glass-border);
    padding: var(--space-xxl) var(--space-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow-y: auto;
  }
  
  .navigation.active {
    right: 0;
  }
  
  .menu-toggle.active .menu-icon {
    background-color: transparent;
  }
  
  .menu-toggle.active .menu-icon::before {
    transform: translateY(7px) rotate(45deg);
  }
  
  .menu-toggle.active .menu-icon::after {
    transform: translateY(-7px) rotate(-45deg);
  }
  
  .nav-list {
    flex-direction: column;
    gap: var(--space-xl);
    align-items: center;
  }
  
  .nav-link {
    font-size: var(--font-size-lg);
  }
  
  .hero-section {
    min-height: auto;
    padding: var(--space-lg) 0;
  }
  
  .hero-subtitle {
    font-size: var(--font-size-md);
  }
  
  .hero-cta {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .features-grid,
  .standards-grid {
    gap: var(--space-md);
  }
  
  .footer-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-lg);
  }
  
  .footer-nav {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root {
    --space-xl: 2rem;
    --space-xxl: 3rem;
    --font-size-xxxl: 1.75rem;
    --font-size-xxl: 1.5rem;
    --font-size-xl: 1.25rem;
  }
  
  .process-step {
    padding-left: var(--space-lg);
  }
  
  .step-content,
  .feature-card,
  .standard-card {
    padding: var(--space-md);
  }
  
  .image-container {
    height: 250px;
  }
  
  .feature-icon {
    width: 50px;
    height: 50px;
  }
  
  .map-container {
    min-height: 250px;
  }
  
  .footer-nav {
    gap: var(--space-md);
  }
}