:root {
  /* Primary Colors */
  --primary-dark: #0A1128;
  --primary-medium: #1A365D;
  --primary-light: #2A4A7F;
  
  /* Accent Colors */
  --accent-copper: #B87333;
  --accent-copper-light: #D9945F;
  --accent-copper-dark: #8E5827;
  
  /* Neutrals */
  --neutral-white: #FFFFFF;
  --neutral-light: #F8F9FA;
  --neutral-medium: #DEE2E6;
  --neutral-dark: #495057;
  
  /* Glassmorphism */
  --glass-background: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: rgba(0, 0, 0, 0.1);
  
  /* Fonts */
  --font-primary: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;
  
  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 62.5%; /* 10px = 1rem */
}

body {
  font-family: var(--font-primary);
  font-size: 1.6rem;
  line-height: 1.7;
  color: var(--neutral-dark);
  background-color: var(--neutral-white);
  overflow-x: hidden;
  min-height: 100vh;
  width: 100%;
}


h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 2rem;
  color: var(--primary-dark);
}

h1 {
  font-size: 4.8rem;
}

h2 {
  font-size: 3.6rem;
}

h3 {
  font-size: 2.4rem;
}

a {
  text-decoration: none;
  color: var(--primary-medium);
  transition: var(--transition-fast);
}

a:hover {
  color: var(--accent-copper);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 120rem;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: var(--space-lg) 0;
}

.justified-text {
  text-align: justify;
}

/* Loading Screen */
#loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity var(--transition-medium);
}

.loader {
  text-align: center;
}

.gear-loader {
  width: 10rem;
  height: 10rem;
  position: relative;
  margin: 0 auto 2rem;
}

.gear {
  position: absolute;
  width: 5rem;
  height: 5rem;
  background-color: var(--accent-copper);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.gear::before,
.gear::after {
  content: '';
  position: absolute;
  background-color: var(--accent-copper);
  border-radius: 0.5rem;
}

.gear:nth-child(1) {
  animation: spin 8s linear infinite;
}

.gear:nth-child(2) {
  width: 3.5rem;
  height: 3.5rem;
  top: 25%;
  left: 25%;
  animation: spin 8s linear infinite reverse;
}

.gear:nth-child(3) {
  width: 2.5rem;
  height: 2.5rem;
  top: 70%;
  left: 75%;
  animation: spin 8s linear infinite;
}

.loader p {
  color: var(--neutral-white);
  font-size: 1.8rem;
  letter-spacing: 0.2rem;
}

/* Header & Navigation */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(10, 17, 40, 0.8);
  backdrop-filter: blur(1rem);
  transition: var(--transition-fast);
}

#header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 8rem;
}

.logo img {
  height: 5rem;
  width: auto;
}

.nav-menu ul {
  display: flex;
  list-style: none;
}

.nav-menu ul li {
  margin-left: 3rem;
}

.nav-menu ul li a {
  color: var(--neutral-white);
  font-size: 1.6rem;
  font-weight: 500;
  position: relative;
}

.nav-menu ul li a::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 0;
  height: 0.2rem;
  background-color: var(--accent-copper);
  transition: var(--transition-fast);
}

.nav-menu ul li a:hover {
  color: var(--neutral-white);
}

.nav-menu ul li a:hover::after {
  width: 100%;
}

/* Language Selector */
.language-selector {
  position: relative;
  margin-left: 2rem;
}

.lang-toggle {
  background: none;
  border: none;
  color: var(--neutral-white);
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.8rem 1.2rem;
  border-radius: 0.4rem;
  transition: var(--transition-fast);
}

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

.current-lang {
  margin-right: 0.8rem;
  font-weight: 600;
}

.lang-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--neutral-white);
  border-radius: 0.4rem;
  box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(1rem);
  transition: var(--transition-fast);
  z-index: 10;
  min-width: 15rem;
  overflow: hidden;
}

.lang-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: block;
  padding: 1rem 1.5rem;
  color: var(--primary-dark);
  transition: var(--transition-fast);
}

.lang-option:hover {
  background-color: var(--neutral-light);
  color: var(--accent-copper);
}

/* Mobile Navigation */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 3rem;
  height: 2.4rem;
  position: relative;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 0.2rem;
  background-color: var(--neutral-white);
  position: absolute;
  left: 0;
  transition: var(--transition-fast);
}

.nav-toggle span:first-child {
  top: 0;
}

.nav-toggle span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.nav-toggle span:last-child {
  bottom: 0;
}

.nav-toggle.active span:first-child {
  transform: translateY(1.1rem) rotate(45deg);
}

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

.nav-toggle.active span:last-child {
  transform: translateY(-1.1rem) rotate(-45deg);
}

/* Hero Section with Video Background - FIXED */
.hero {
  position: relative;
  height: 100vh;
  min-height: 60rem;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Fixed Video Background Implementation */
.video-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

/* Animated Background Fallback */
.animated-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(-45deg, #0A1128, #1A365D, #2A4A7F, #B87333);
  background-size: 400% 400%;
  animation: gradient 15s ease infinite;
  opacity: 1;
  transition: opacity var(--transition-medium);
  z-index: 0;
}

@keyframes gradient {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Fixed Video Implementation */
.video-background video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity var(--transition-medium);
  z-index: 1;
}

.video-background .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(10, 17, 40, 0.9), rgba(10, 17, 40, 0.7));
  z-index: 2;
}

.hero-content {
  max-width: 70rem;
  color: var(--neutral-white);
  position: relative;
  z-index: 3;
}

.hero-content h1 {
  color: var(--neutral-white);
  margin-bottom: 2rem;
}

.hero-content p {
  font-size: 2rem;
  margin-bottom: 3rem;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 2rem;
}

.btn {
  display: inline-block;
  padding: 1.5rem 3rem;
  border-radius: 0.4rem;
  font-weight: 600;
  text-align: center;
  transition: var(--transition-fast);
}

.btn.primary {
  background-color: var(--accent-copper);
  color: var(--neutral-white);
}

.btn.primary:hover {
  background-color: var(--accent-copper-light);
  transform: translateY(-0.3rem);
  box-shadow: 0 0.5rem 1.5rem rgba(184, 115, 51, 0.3);
}

.btn.secondary {
  background-color: transparent;
  color: var(--neutral-white);
  border: 0.1rem solid var(--neutral-white);
}

.btn.secondary:hover {
  background-color: var(--neutral-white);
  color: var(--primary-dark);
  transform: translateY(-0.3rem);
  box-shadow: 0 0.5rem 1.5rem rgba(255, 255, 255, 0.2);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  width: 3rem;
  height: 5rem;
  display: flex;
  justify-content: center;
  z-index: 3;
}

.scroll-arrow {
  width: 2rem;
  height: 2rem;
  border-right: 0.2rem solid var(--neutral-white);
  border-bottom: 0.2rem solid var(--neutral-white);
  transform: rotate(45deg);
  animation: scrollArrow 2s infinite;
  opacity: 0.7;
}

@keyframes scrollArrow {
  0% {
    transform: rotate(45deg) translate(-0.5rem, -0.5rem);
    opacity: 0.7;
  }
  50% {
    opacity: 0.3;
  }
  100% {
    transform: rotate(45deg) translate(0.5rem, 0.5rem);
    opacity: 0.7;
  }
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(30rem, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.service-card {
  padding: 3rem;
  border-radius: 1rem;
  transition: var(--transition-medium);
}

.glass-card {
  background: var(--glass-background);
  backdrop-filter: blur(1rem);
  border: 1px solid var(--glass-border);
  box-shadow: 0 0.5rem 1.5rem var(--glass-shadow);
}

.service-card .icon {
  margin-bottom: 2rem;
  color: var(--accent-copper);
  transition: var(--transition-medium);
}

.service-card:hover {
  transform: translateY(-1rem);
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.1);
}

.service-card:hover .icon {
  transform: rotate(10deg) scale(1.1);
}

.service-card h3 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

/* Portfolio Section */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(35rem, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.portfolio-card {
  border-radius: 1rem;
  overflow: hidden;
  transition: var(--transition-medium);
}

.portfolio-image {
  height: 24rem;
  overflow: hidden;
}

.placeholder-image {
  width: 100%;
  height: 100%;
  background-color: var(--primary-light);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--neutral-white);
}

.placeholder-image.large {
  height: 40rem;
}

.portfolio-content {
  padding: 2rem;
}

.portfolio-card:hover {
  transform: translateY(-0.5rem);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.1);
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.stats {
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 3.6rem;
  font-weight: 700;
  color: var(--accent-copper);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.1rem;
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  margin-top: 4rem;
}

.contact-item {
  display: flex;
  margin-bottom: 3rem;
}

.contact-icon {
  width: 5rem;
  height: 5rem;
  background: var(--accent-copper);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-right: 2rem;
  color: var(--neutral-white);
}

.contact-details h4 {
  margin-bottom: 0.5rem;
}

.contact-form {
  padding: 3rem;
  border-radius: 1rem;
}

.form-group {
  margin-bottom: 2rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1.2rem;
  border: 1px solid var(--neutral-medium);
  border-radius: 0.4rem;
  font-family: var(--font-primary);
  font-size: 1.6rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-copper);
  box-shadow: 0 0 0 3px rgba(184, 115, 51, 0.1);
}

/* Footer */
.footer {
  background-color: var(--primary-dark);
  color: var(--neutral-white);
  padding: 5rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-logo img {
  margin-bottom: 1.5rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-section h4 {
  color: var(--neutral-white);
  margin-bottom: 2rem;
  font-size: 1.8rem;
}

.footer-section ul li {
  margin-bottom: 1rem;
}

.footer-section ul li a {
  color: var(--neutral-light);
  opacity: 0.8;
  transition: var(--transition-fast);
}

.footer-section ul li a:hover {
  color: var(--accent-copper);
  opacity: 1;
}

.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-links a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 4rem;
  height: 4rem;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--neutral-white);
  transition: var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--accent-copper);
  transform: translateY(-0.3rem);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
}


.title {
  font-weight: bold;
  font-size: 20px;
}

.desc {
  font-size: 14px;
  margin-top: 5px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  html {
    font-size: 60%;
  }
  
  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .about-image {
    grid-row: 1;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 58%;
  }
  
  #header .container {
    height: 7rem;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;
    max-width: 30rem;
    height: 100vh;
    background-color: var(--primary-dark);
    padding: 8rem 2rem 2rem;
    transform: translateX(100%);
    transition: var(--transition-medium);
    z-index: 99;
  }
  
  .nav-menu.active {
    transform: translateX(0);
  }
  
  .nav-menu ul {
    flex-direction: column;
  }
  
  .nav-menu ul li {
    margin: 0;
    margin-bottom: 2rem;
  }
  
  .hero-content h1 {
    font-size: 3.6rem;
  }
  
  .hero-content p {
    font-size: 1.8rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .section-title {
    text-align: center;
  }
  
  .services-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content,
  .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 55%;
  }
  
  .hero-content h1 {
    font-size: 3.2rem;
  }
  
  .stats {
    flex-direction: column;
    gap: 2rem;
  }
}

/* Animation Keyframes */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* RTL Support for Arabic */
[dir="rtl"] .nav-menu ul li {
  margin-left: 0;
  margin-right: 3rem;
}

[dir="rtl"] .language-selector {
  margin-left: 0;
  margin-right: 2rem;
}

[dir="rtl"] .lang-dropdown {
  right: auto;
  left: 0;
}

[dir="rtl"] .contact-icon {
  margin-right: 0;
  margin-left: 2rem;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}