/* CSS Variables for Enhanced Theme */
:root {
  /* Enhanced Light Theme */
  --primary-color: #4f46e5;
  --secondary-color: #7c3aed;
  --accent-color: #0ea5e9;
  --success-color: #059669;
  --warning-color: #d97706;
  --error-color: #dc2626;
  --info-color: #2563eb;
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #6b7280;
  --bg-primary: #ffffff;
  --bg-secondary: #f9fafb;
  --bg-tertiary: #f3f4f6;
  --bg-glass: rgba(255, 255, 255, 0.8);
  --bg-glass-strong: rgba(255, 255, 255, 0.9);
  --border-color: rgba(79, 70, 229, 0.15);
  --shadow-light: rgba(0, 0, 0, 0.08);
  --shadow-medium: rgba(0, 0, 0, 0.12);
  --shadow-strong: rgba(0, 0, 0, 0.16);
  --gradient-primary: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  --gradient-secondary: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
  --gradient-accent: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 100%);
  --gradient-success: linear-gradient(135deg, #059669 0%, #10b981 100%);
  --gradient-warning: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-radius-xl: 30px;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-4xl: 5rem;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

[data-theme="dark"] {
  --primary-color: #7c3aed;
  --secondary-color: #a855f7;
  --accent-color: #06b6d4;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --info-color: #3b82f6;
  --text-primary: #f9fafb;
  --text-secondary: #d1d5db;
  --text-muted: #9ca3af;
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-glass: rgba(0, 0, 0, 0.3);
  --bg-glass-strong: rgba(0, 0, 0, 0.5);
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-light: rgba(0, 0, 0, 0.2);
  --shadow-medium: rgba(0, 0, 0, 0.3);
  --shadow-strong: rgba(0, 0, 0, 0.4);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  transition: all var(--transition-normal);
  line-height: 1.6;
}

/* RTL Support */
[data-lang="ar"] {
  direction: rtl;
}

/* Section headers should always be centered regardless of language */
.section-header,
.section-title,
.subsection-title,
.category-title {
  text-align: center !important;
}

[data-lang="ar"] .hero-content,
[data-lang="ar"] .about-content,
[data-lang="ar"] .timeline-content,
[data-lang="ar"] .portfolio-content,
[data-lang="ar"] .booking-content,
[data-lang="ar"] .contact-content,
[data-lang="ar"] .timeline-item,
[data-lang="ar"] .skill-category-modern,
[data-lang="ar"] .testimonial-card,
[data-lang="ar"] .education-item,
[data-lang="ar"] .achievement-item,
[data-lang="ar"] .service-card,
[data-lang="ar"] .contact-item,
[data-lang="ar"] .portfolio-item,
[data-lang="ar"] .form-group,
[data-lang="ar"] .about-description,
[data-lang="ar"] .footer-content {
  text-align: right;
}

[data-lang="ar"] .hero-buttons,
[data-lang="ar"] .nav-menu,
[data-lang="ar"] .stats-container,
[data-lang="ar"] .social-icons,
[data-lang="ar"] .skill-tags {
  justify-content: flex-end;
}

[data-lang="ar"] .timeline-item:nth-child(odd) .timeline-content {
  margin-right: 0;
  margin-left: 80px;
  text-align: right;
}

[data-lang="ar"] .timeline-item:nth-child(even) .timeline-content {
  margin-left: 0;
  margin-right: 80px;
  text-align: right;
}

[data-lang="en"],
[data-lang="de"] {
  direction: ltr;
}

[data-lang="en"] .hero-content,
[data-lang="en"] .about-content,
[data-lang="en"] .timeline-content,
[data-lang="en"] .portfolio-content,
[data-lang="en"] .booking-content,
[data-lang="en"] .contact-content,
[data-lang="en"] .timeline-item,
[data-lang="en"] .skill-category-modern,
[data-lang="en"] .testimonial-card,
[data-lang="en"] .education-item,
[data-lang="en"] .achievement-item,
[data-lang="en"] .service-card,
[data-lang="en"] .contact-item,
[data-lang="en"] .portfolio-item,
[data-lang="en"] .form-group,
[data-lang="en"] .about-description,
[data-lang="en"] .footer-content,
[data-lang="de"] .hero-content,
[data-lang="de"] .about-content,
[data-lang="de"] .timeline-content,
[data-lang="de"] .portfolio-content,
[data-lang="de"] .booking-content,
[data-lang="de"] .contact-content,
[data-lang="de"] .timeline-item,
[data-lang="de"] .skill-category-modern,
[data-lang="de"] .testimonial-card,
[data-lang="de"] .education-item,
[data-lang="de"] .achievement-item,
[data-lang="de"] .service-card,
[data-lang="de"] .contact-item,
[data-lang="de"] .portfolio-item,
[data-lang="de"] .form-group,
[data-lang="de"] .about-description,
[data-lang="de"] .footer-content {
  text-align: left;
}

[data-lang="en"] .timeline-content,
[data-lang="de"] .timeline-content {
  text-align: left !important;
}

[data-lang="en"] .timeline-item:nth-child(odd) .timeline-content,
[data-lang="en"] .timeline-item:nth-child(even) .timeline-content,
[data-lang="de"] .timeline-item:nth-child(odd) .timeline-content,
[data-lang="de"] .timeline-item:nth-child(even) .timeline-content {
  text-align: left !important;
}

[data-lang="en"] .hero-buttons,
[data-lang="en"] .nav-menu,
[data-lang="en"] .stats-container,
[data-lang="en"] .social-icons,
[data-lang="en"] .skill-tags,
[data-lang="de"] .hero-buttons,
[data-lang="de"] .nav-menu,
[data-lang="de"] .stats-container,
[data-lang="de"] .social-icons,
[data-lang="de"] .skill-tags {
  justify-content: flex-start;
}

/* Enhanced Loading Screen */
#loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0d1117 0%, #1e2a42 50%, #2d1b69 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 1;
  transition: opacity var(--transition-slow);
}

#loading-screen.fade-out {
  opacity: 0;
  pointer-events: none;
}

.loading-content {
  text-align: center;
  color: white;
}

.loading-logo {
  margin-bottom: var(--spacing-2xl);
}

.code-container {
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 1.1rem;
  text-align: left;
  background: rgba(13, 17, 23, 0.8);
  padding: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid #30363d;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  min-width: 350px;
}

.code-line {
  margin: 8px 0;
  line-height: 1.5;
}

.indent {
  margin-left: 20px;
}

.indent2 {
  margin-left: 40px;
}

.keyword {
  color: #ff7b72;
  font-weight: bold;
}

.function {
  color: #d2a8ff;
  font-weight: bold;
}

.bracket {
  color: #79c0ff;
}

.semicolon {
  color: #ffa657;
}

.typing-text {
  color: #7ee787;
  border-right: 2px solid #7ee787;
  animation: blink 1s infinite;
  font-size: 1rem;
  min-height: 1.5rem;
  display: inline-block;
}

@keyframes blink {

  0%,
  50% {
    border-color: #7ee787;
  }

  51%,
  100% {
    border-color: transparent;
  }
}

.loading-bar {
  width: 400px;
  height: 6px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  margin: 0 auto;
}

.loading-progress {
  height: 100%;
  background: white;
  width: 0%;
  animation: loading 3s ease-out forwards;
  border-radius: var(--border-radius-sm);
}

@keyframes loading {
  to {
    width: 100%;
  }
}

/* Navigation Controls in Menu */
.nav-dropdown {
  position: relative;
}

.nav-control {
  display: flex;
  align-items: center;
}

/* Language Dropdown */
.language-dropdown {
  position: relative;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  color: var(--text-primary);
}

.lang-toggle:hover {
  background: var(--bg-glass-strong);
  transform: translateY(-2px);
}

.flag-icon {
  width: 20px;
  height: 15px;
  object-fit: cover;
  border-radius: 2px;
}

.lang-text {
  font-weight: 500;
  font-size: 0.9rem;
}

.lang-dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(25px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm);
  min-width: 140px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-normal);
  z-index: 1000;
  box-shadow: 0 8px 32px var(--shadow-medium);
}

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

.lang-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-sm);
  border: none;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

.lang-option:hover {
  background: var(--bg-glass);
}

.lang-option.active {
  background: var(--primary-color);
  color: white;
}

/* Theme Toggle Square */
.theme-toggle-square {
  width: 50px;
  height: 50px;
  background: var(--bg-glass-strong);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px var(--shadow-light);
}

.theme-toggle-square::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: left var(--transition-normal);
  opacity: 0.1;
}

.theme-toggle-square:hover::before {
  left: 0;
}

.theme-toggle-square:hover {
  background: var(--bg-glass-strong);
  transform: translateY(-3px) scale(1.05);
  border-color: var(--primary-color);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.theme-icon {
  font-size: 1.3rem;
  color: var(--primary-color);
  transition: all var(--transition-normal);
  z-index: 2;
  position: relative;
}

[data-theme="dark"] .theme-icon {
  transform: rotate(180deg);
  color: var(--secondary-color);
}

.theme-icon.fa-moon {
  color: #fbbf24;
}

.theme-toggle-square.rotating .theme-icon {
  animation: rotateIcon 0.8s ease-in-out;
}

@keyframes rotateIcon {
  0% {
    transform: rotate(0deg) scale(1);
  }

  25% {
    transform: rotate(90deg) scale(1.1);
  }

  50% {
    transform: rotate(180deg) scale(1.2);
  }

  75% {
    transform: rotate(270deg) scale(1.1);
  }

  100% {
    transform: rotate(360deg) scale(1);
  }
}

/* Enhanced Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: transparent;
  backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  z-index: 998;
  padding: var(--spacing-lg) 0;
  transition: all var(--transition-normal);
  overflow-x: visible;
}

.navbar.scrolled {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 30px var(--shadow-light);
}

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

.nav-logo .logo-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

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

@media (max-width: 1200px) {
  .nav-menu {
    gap: var(--spacing-md);
  }
}

@media (max-width: 992px) {
  .nav-menu {
    gap: var(--spacing-sm);
  }

  .nav-menu a {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.9rem;
  }
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  position: relative;
  transition: all var(--transition-normal);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-menu a:hover {
  color: var(--primary-color);
  background: var(--bg-glass);
  transform: translateY(-2px);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--gradient-primary);
  transition: all var(--transition-normal);
  border-radius: 2px;
  transform: translateX(-50%);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 80%;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  background: var(--bg-glass);
  border: 2px solid var(--border-color);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  width: 50px;
  height: 50px;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.hamburger::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: left var(--transition-normal);
  opacity: 0.1;
}

.hamburger:hover::before {
  left: 0;
}

.hamburger:hover {
  background: var(--bg-glass-strong);
  transform: translateY(-2px) scale(1.05);
  border-color: var(--primary-color);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  transition: all var(--transition-normal);
  border-radius: 2px;
  position: relative;
  z-index: 2;
}

/* Enhanced Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-primary);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.floating-particles {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 30s linear infinite;
}

@keyframes gridMove {
  0% {
    transform: translate(0, 0);
  }

  100% {
    transform: translate(60px, 60px);
  }
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 5rem;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  position: relative;
  z-index: 2;
}

.hero-image {
  position: relative;
  flex-shrink: 0;
}

.image-glow {
  position: absolute;
  top: -30px;
  left: -30px;
  right: -30px;
  bottom: -30px;
  background: var(--gradient-secondary);
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.4;
  animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
  from {
    opacity: 0.4;
    transform: scale(1);
    filter: blur(30px) hue-rotate(0deg);
  }

  to {
    opacity: 0.7;
    transform: scale(1.1);
    filter: blur(40px) hue-rotate(90deg);
  }
}

.profile-img {
  width: 400px;
  height: 400px;
  border-radius: 50%;
  object-fit: cover;
  border: 6px solid rgba(255, 255, 255, 0.3);
  position: relative;
  z-index: 2;
  animation: profileFloat 4s ease-in-out infinite;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

@keyframes profileFloat {

  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }

  25% {
    transform: translateY(-8px) rotate(1deg);
  }

  50% {
    transform: translateY(-15px) rotate(0deg);
  }

  75% {
    transform: translateY(-8px) rotate(-1deg);
  }
}

.hero-text {
  flex: 1;
  color: white;
}

.hero-title {
  margin-bottom: var(--spacing-2xl);
}

.title-line {
  display: block;
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  animation: slideInRight 1s ease-out;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.title-subtitle {
  display: block;
  font-size: 1.6rem;
  font-weight: 400;
  opacity: 0.9;
  animation: slideInRight 1s ease-out 0.2s both;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.typing-roles {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-2xl);
  min-height: 8rem;
  animation: slideInRight 1s ease-out 0.4s both;
}

.code-container-hero {
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 1rem;
  text-align: left;
  background: rgba(0, 0, 0, 0.3);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  max-width: 400px;
}

.code-container-hero .code-line {
  margin: 6px 0;
  line-height: 1.4;
}

.code-container-hero .indent {
  margin-left: 20px;
}

.code-container-hero .indent2 {
  margin-left: 40px;
}

.code-container-hero .keyword {
  color: #ff7b72;
  font-weight: bold;
}

.code-container-hero .function {
  color: #d2a8ff;
  font-weight: bold;
}

.code-container-hero .bracket {
  color: #79c0ff;
}

.code-container-hero .semicolon {
  color: #ffa657;
}

.typing-role {
  color: #7ee787;
  font-weight: 600;
  border-right: 2px solid #7ee787;
  animation: blink 1s infinite;
  min-height: 1.4rem;
  display: inline-block;
}

.section-cta {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-top: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-lg);
  animation: slideInRight 1s ease-out 0.6s both;
}

/* Enhanced Buttons */
.btn {
  padding: var(--spacing-lg) var(--spacing-2xl);
  border: none;
  border-radius: var(--border-radius-xl);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  font-size: 1.1rem;
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left var(--transition-slow);
}

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

.btn-primary {
  background: var(--primary-color);
  color: white;
  border: 2px solid var(--primary-color);
  backdrop-filter: blur(10px);
}

.btn-primary:hover {
  background: var(--secondary-color);
  color: white;
  transform: translateY(-4px);
  box-shadow: 0 15px 35px var(--shadow-medium);
  border-color: var(--secondary-color);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(15px);
}

/* Enhanced Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  animation: bounce 2s infinite;
  z-index: 2;
}

.mouse {
  width: 28px;
  height: 45px;
  border: 3px solid rgba(255, 255, 255, 0.8);
  border-radius: 15px;
  margin: 0 auto var(--spacing-sm);
  position: relative;
}

.wheel {
  width: 3px;
  height: 10px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 2px;
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll 2s infinite;
}

@keyframes scroll {

  0%,
  100% {
    opacity: 0;
    transform: translateX(-50%) translateY(0);
  }

  50% {
    opacity: 1;
    transform: translateX(-50%) translateY(10px);
  }
}

@keyframes bounce {

  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  40% {
    transform: translateX(-50%) translateY(-12px);
  }

  60% {
    transform: translateX(-50%) translateY(-6px);
  }
}

/* Common Enhanced Styles */
.section-padding {
  padding: 80px 0;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.section-header {
  text-align: center;
  margin-bottom: 5rem;
}

.section-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.section-line {
  width: 120px;
  height: 5px;
  background: var(--gradient-primary);
  margin: 0 auto;
  border-radius: 3px;
}

.glass-card {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(25px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  transition: all var(--transition-normal);
  box-shadow: 0 8px 32px var(--shadow-light);
}

.glass-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px var(--shadow-medium);
  border-color: rgba(99, 102, 241, 0.3);
}

/* Enhanced About Section */
.about {
  background: var(--bg-secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
}

.about-description {
  font-size: 1.3rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.about-image .about-img-card {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  position: relative;
  transform: perspective(1000px) rotateY(0deg);
  transition: all var(--transition-slow);
}

.about-img-card:hover {

  transform: perspective(1000px) rotateY(10deg) rotateX(5deg);
}

.about-img {
  width: 100%;
  object-position: top;
  /* بتخليها تبدا من فوق (start) */

  height: 300px;
  object-fit: scale-down;
  transition: all var(--transition-normal);
}

.about-img-card:hover .about-img {
  transform: scale(1.1);
}

/* Stats Section */
.stats-section {
  margin-top: 4rem;
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-2xl);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-2xl);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0.1;
  transition: left var(--transition-slow);
}

.stat-item:hover::before {
  left: 0;
}

.stat-item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 60px var(--shadow-medium);
}

.stat-icon {
  width: 70px;
  height: 70px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.8rem;
  color: white;
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  display: inline-block;
  position: relative;
}

.stat-symbol {
  font-size: 2rem;
  color: var(--accent-color);
  display: inline-block;
  margin-left: var(--spacing-xs);
}

.stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* Enhanced Experience Section */
.experience-section {
  margin-bottom: var(--spacing-4xl);
}

.subsection-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  position: relative;
}

.subsection-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--accent-color);
  border-radius: 2px;
}

.experience-category {
  margin-bottom: 4rem;
}

.category-title {
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.category-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.experience-timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding: var(--spacing-2xl) 0;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--gradient-primary);
  transform: translateX(-50%);
  border-radius: 2px;
}

.timeline-item {
  display: flex;
  align-items: center;
  margin-bottom: 5rem;
  position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-right: 80px;
  text-align: right;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-left: 80px;
}

.timeline-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  position: relative;
  z-index: 2;
  border: 6px solid var(--bg-primary);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.timeline-content {
  flex: 1;
  animation: fadeInUp 0.6s ease-out;
}

.timeline-content h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.timeline-date {
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: var(--spacing-lg);
  display: block;
  font-size: 1.1rem;
}

.timeline-content p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  font-size: 1.1rem;
}

.exp-images {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.exp-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  /* يحافظ على نسبة 16:9 */
  object-fit: cover;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
}

.exp-img:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 30px var(--shadow-medium);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Enhanced Portfolio Section */
.portfolio {
  background: var(--bg-secondary);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-2xl);
}

.portfolio-item {
  overflow: hidden;
  transition: all var(--transition-normal);
  border-radius: var(--border-radius-lg);
}

.portfolio-image {
  height: 280px;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.kbcl-bg {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.epu-bg {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.codeblast-bg {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.project-date {
  background: var(--gradient-accent);
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-block;
  margin-bottom: var(--spacing-sm);
}

.experience-achievements {
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-lg);
}

.experience-achievements li {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.experience-achievements li::before {
  content: '▶';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-size: 0.8rem;
}

.timeline-location {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
  display: block;
  margin-bottom: var(--spacing-sm);
}

.project-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2.5rem;
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.3);
  transition: all var(--transition-normal);
}

.portfolio-item:hover .project-icon {
  transform: translate(-50%, -50%) scale(1.1);
  background: rgba(255, 255, 255, 0.3);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all var(--transition-normal);
  backdrop-filter: blur(5px);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

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

.portfolio-link {
  width: 60px;
  height: 60px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all var(--transition-normal);
  font-size: 1.2rem;
}

.portfolio-link:hover {
  transform: scale(1.15) rotate(10deg);
  background: var(--secondary-color);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.portfolio-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.portfolio-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
  font-size: 1.1rem;
}

.project-details {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.project-details h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.tech-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.portfolio-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.tech-tag {
  background: var(--primary-color);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-lg);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.tech-tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Enhanced Modern Skills Section */
.skills-modern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: 5rem;
}

/* Language Skills Section */
.language-skills-section {
  margin-top: 5rem;
}

.language-skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
}

.language-skill {
  text-align: center;
  padding: var(--spacing-2xl);
  transition: all var(--transition-normal);
}

.language-skill:hover {
  transform: translateY(-5px) scale(1.02);
}

.language-flag {
  width: 60px;
  height: 45px;
  margin: 0 auto var(--spacing-lg);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  box-shadow: 0 4px 15px var(--shadow-medium);
}

.language-flag img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.language-skill h4 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.language-skill p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  font-weight: 500;
}

.skill-level {
  width: 100%;
}

.skill-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  transition: width 1s ease-in-out;
}

.skill-category-modern {
  text-align: left;
  padding: var(--spacing-2xl);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.skill-category-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  opacity: 0.05;
  transition: left var(--transition-slow);
}

.skill-category-modern:hover::before {
  left: 0;
}

.skill-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.skill-icon-modern {
  width: 70px;
  height: 70px;
  min-width: 70px;
  min-height: 70px;
  flex-shrink: 0;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: white;
  background: var(--gradient-primary);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.skill-category-modern h3 {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--primary-color);
  margin: 0;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.skill-tag {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-lg);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all var(--transition-normal);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.skill-tag::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  transition: left 0.4s ease;
}

.skill-tag:hover::before {
  left: 100%;
}

.skill-tag:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.skill-tag.primary {
  background: var(--gradient-primary);
  color: white;
}

.skill-tag.secondary {
  background: var(--gradient-secondary);
  color: white;
}

.skill-tag.accent {
  background: var(--gradient-accent);
  color: white;
}

.skill-tag.warning {
  background: var(--gradient-warning);
  color: white;
}

.skill-tag.success {
  background: var(--gradient-success);
  color: white;
}

.skill-tag.info {
  background: linear-gradient(135deg, var(--info-color) 0%, #60a5fa 100%);
  color: white;
}

/* Booking Section */
.booking {
  background: var(--bg-secondary);
}

.booking-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: start;
}

.booking-form {
  padding: var(--spacing-2xl);
}

.appointment-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

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

.form-group label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1.1rem;
}
.knoz-bg {
  background: linear-gradient(135deg, #1e3c72, #2a5298);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-md);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  transform: translateY(-2px);
}

.booking-btn {
  margin-top: var(--spacing-lg);
  align-self: flex-start;
}

.booking-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.service-card {
  text-align: center;
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-5px) scale(1.02);
}

.service-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 2rem;
  color: white;
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.service-card h3 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.service-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Education Section */
.education {
  background: var(--bg-primary);
}

.education-timeline {
  display: grid;
  gap: var(--spacing-2xl);
  max-width: 800px;
  margin: 0 auto;
}

.education-item {
  position: relative;
  padding: var(--spacing-2xl);
  transition: all var(--transition-normal);
}

.education-item:hover {
  transform: translateY(-5px) scale(1.02);
}

.education-date {
  background: var(--gradient-accent);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-lg);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-block;
  margin-bottom: var(--spacing-lg);
}

.education-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.5rem;
  color: white;
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.education-item h3 {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.education-item h4 {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.education-item p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.education-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-normal);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  background: var(--bg-glass);
  margin: 0 auto;
  justify-content: center;
  width: fit-content;
  display: flex;
}

.education-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* Achievements Section */
.achievements {
  background: var(--bg-secondary);
}

.achievements-timeline {
  display: grid;
  gap: var(--spacing-2xl);
  max-width: 800px;
  margin: 0 auto;
}

.achievement-item {
  position: relative;
  padding: var(--spacing-2xl);
  transition: all var(--transition-normal);
}

.achievement-item:hover {
  transform: translateY(-5px) scale(1.02);
}

.achievement-date {
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-lg);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-block;
  margin-bottom: var(--spacing-lg);
}

.achievement-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.5rem;
  color: white;
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.achievement-item h3 {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.achievement-item h4 {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.achievement-item p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.achievement-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-normal);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  background: var(--bg-glass);
}

.achievement-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* Testimonials Section */
.testimonials {
  background: var(--bg-primary);
}

.testimonials-carousel {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.testimonial-slide {
  display: none;
  opacity: 0;
  transition: all var(--transition-slow);
}

.testimonial-slide.active {
  display: block;
  opacity: 1;
}

.testimonial-card {
  text-align: center;
  padding: var(--spacing-4xl);
  position: relative;
}

.quote-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.3;
}

.testimonial-text {
  font-size: 1.3rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
}

.author-image {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--primary-color);
}

.author-info h4 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.author-info p {
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.author-info span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.carousel-indicators {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-2xl);
}

.indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background: var(--bg-tertiary);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.indicator.active,
.indicator:hover {
  background: var(--primary-color);
  transform: scale(1.2);
}

/* Enhanced Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info {
  display: grid;
  gap: var(--spacing-lg);
}

.contact-item {
  text-align: center;
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.contact-item:hover {
  transform: translateY(-5px) scale(1.02);
}

.contact-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.8rem;
  color: white;
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.contact-item h3 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.contact-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-normal);
  font-size: 1.1rem;
}

.contact-item a:hover {
  color: var(--primary-color);
  transform: translateY(-2px);
}

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

.social-links h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: var(--spacing-2xl);
  color: var(--primary-color);
}

.social-icons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.social-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: white;
  font-size: 1.6rem;
  transition: all var(--transition-normal);
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.social-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: scale(0);
  transition: transform var(--transition-normal);
}

.social-icon:hover::before {
  transform: scale(1);
}

.social-icon:hover {
  transform: translateY(-8px) scale(1.15) rotate(10deg);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.facebook {
  background: linear-gradient(135deg, #1877f2, #42a5f5);
}

.instagram {
  background: linear-gradient(135deg, #e4405f, #fd1d1d, #fcb045);
}

.instagram-work {
  background: linear-gradient(135deg, #fd5949, #d6336c);
}

.youtube {
  background: linear-gradient(135deg, #ff0000, #ff6b6b);
}

.linkedin {
  background: linear-gradient(135deg, #0077b5, #00a0dc);
}

.github {
  background: linear-gradient(135deg, #333, #24292e);
}

.gitlab {
  background: linear-gradient(135deg, #fc6d26, #e24329);
}

/* Enhanced Footer */
.footer {
  background: var(--bg-primary);
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  text-align: center;
  color: var(--text-secondary);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.footer-content p {
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

/* Enhanced Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 1000;
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
  font-size: 1.2rem;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-8px) scale(1.1);
  box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4);
}

/* Enhanced Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(60px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: slideIn 0.8s ease-out;
}

/* Counter Animation */
@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stat-number.animate {
  animation: countUp 0.6s ease-out;
}

/* Hide mobile close button in desktop view */
.mobile-close-btn {
  display: none;
}

/* Enhanced Responsive Design */
@media (max-width: 1024px) {
  .hero-content {
    gap: 3rem;
  }

  .profile-img {
    width: 320px;
    height: 320px;
  }

  .title-line {
    font-size: 3.2rem;
  }

  .about-content,
  .contact-content,
  .booking-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .skills-modern-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {

  .hamburger {
    display: flex;
  }



  /* Mobile close button */
  .mobile-close-btn {
    display: block !important;
    width: 100%;
    text-align: right;
    margin-bottom: var(--spacing-xl);
    order: -1;
  }

  .menu-close-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  }

  .menu-close-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
    border-color: rgba(255, 255, 255, 0.4);
  }

  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg,
        rgba(79, 70, 229, 0.95) 0%,
        rgba(124, 58, 237, 0.95) 50%,
        rgba(14, 165, 233, 0.95) 100%);
    backdrop-filter: blur(30px);

    display: block;
    flex-direction: column;
    justify-content: flex-start;

    align-items: stretch;

    padding: 2rem 1rem;
    /* أقل padding لتوفير مساحة */

    transform: translateX(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-slow);

    border-radius: 0;
    z-index: 999;

    overflow-y: auto;
    /* Scroll لو طولت القائمة */
    overflow-x: hidden;

    box-shadow: 0 0 80px rgba(0, 0, 0, 0.5);
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) transparent;
  }


  .nav-menu::-webkit-scrollbar {
    width: 8px;
  }

  .nav-menu::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
  }

  .nav-menu::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
  }

  .nav-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
  }

  .nav-menu.active {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-menu li {
    margin: 0.3rem 0;
    text-align: center;
    animation: slideInLeft 0.6s ease-out;
    animation-fill-mode: both;
    width: 100%;
  }


  .nav-menu li:nth-child(1) {
    animation-delay: 0.1s;
  }

  .nav-menu li:nth-child(2) {
    animation-delay: 0.2s;
  }

  .nav-menu li:nth-child(3) {
    animation-delay: 0.3s;
  }

  .nav-menu li:nth-child(4) {
    animation-delay: 0.4s;
  }

  .nav-menu li:nth-child(5) {
    animation-delay: 0.5s;
  }

  .nav-menu li:nth-child(6) {
    animation-delay: 0.6s;
  }

  .nav-menu li:nth-child(7) {
    animation-delay: 0.7s;
  }

  .nav-menu li:nth-child(8) {
    animation-delay: 0.8s;
  }

  .nav-menu li:nth-child(9) {
    animation-delay: 0.9s;
  }

  .nav-menu li:nth-child(10) {
    animation-delay: 1.0s;
  }

  .nav-menu a {
    display: block;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: var(--border-radius-lg);
    background: rgba(255, 255, 255, 0.15);
    margin-bottom: var(--spacing-sm);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    width: 100%;
  }

  .nav-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-slow);
  }

  .nav-menu a:hover::before {
    left: 100%;
  }

  .nav-menu a:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px) scale(1.02);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.3);
  }

  @keyframes slideInLeft {
    from {
      opacity: 0;
      transform: translateX(-50px);
    }

    to {
      opacity: 1;
      transform: translateX(0);
    }
  }

  .nav-container {
    flex-wrap: wrap;
  }

  /* Mobile close button */
  .mobile-close-btn {
    width: 100%;
    text-align: right;
    margin-bottom: var(--spacing-lg);
  }

  /* Show theme and language controls in mobile menu */
  .nav-control {
    width: 100%;
    justify-content: center;
    margin: var(--spacing-lg) 0;
  }

  .nav-dropdown {
    width: 100%;
    justify-content: center;
    margin: var(--spacing-lg) 0;

  }

  .lang-toggle {
    width: 100%;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: 1.1rem;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  }

  .theme-toggle-square {
    margin: 0 auto;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  }

  .theme-toggle-square .theme-icon {
    font-size: 1.5rem;
    color: white;
  }

  .nav-dropdown .language-dropdown {
    display: flex;
    justify-content: center;
    width: 100%;
  }

  .lang-dropdown-menu {
    position: relative;
    top: auto;
    right: auto;
    left: auto;
    margin-top: var(--spacing-md);
    transform: none;
    opacity: 1;
    visibility: visible;
    position: static;
    width: 100%;
    border-radius: var(--border-radius-lg);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    padding: var(--spacing-md);
  }

  .nav-menu .lang-option {
    padding: var(--spacing-lg);
    margin: 0.5rem 0;
    border-radius: var(--border-radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    width: 100%;
  }

  .nav-menu .lang-option:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transform: translateY(-2px) scale(1.02);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  }

  .nav-menu .lang-option.active {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  }

  .nav-menu.active .nav-dropdown,
  .nav-menu.active .nav-control {
    display: flex;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }

  .profile-img {
    width: 280px;
    height: 280px;
  }

  .title-line {
    font-size: 2.8rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .timeline-item {
    flex-direction: column !important;
    text-align: center;
  }

  .timeline-item .timeline-content {
    margin: var(--spacing-lg) 0 0 0 !important;
    text-align: center !important;
  }

  .experience-timeline::before {
    display: none;
  }

  .social-icons {
    grid-template-columns: repeat(4, 1fr);
  }

  .section-title {
    font-size: 2.5rem;
  }

  .stats-container {
    grid-template-columns: 1fr;
  }
}

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

  .profile-img {
    width: 240px;
    height: 240px;
  }

  .title-line {
    font-size: 2.2rem;
  }

  .typing-roles {
    font-size: 1.5rem;
  }

  .section-padding {
    padding: 80px 0;
  }

  .glass-card {
    padding: var(--spacing-xl);
  }

  .exp-images {
    grid-template-columns: 1fr;
  }

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

  .skills-modern-grid {
    grid-template-columns: 1fr;
  }

  .social-icons {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Print Styles */
@media print {

  .navbar,
  .language-switcher,
  .theme-toggle,
  .back-to-top,
  .hero-buttons,
  .scroll-indicator {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: var(--spacing-lg) 0;
  }

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

/* Custom Enhanced Scrollbar */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 6px;
  border: 2px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gradient-secondary);
}

/* Enhanced Selection */
::selection {
  background: var(--primary-color);
  color: white;
}

/* Enhanced Focus Styles */
button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 3px solid var(--primary-color);
  outline-offset: 2px;
}

/* Accessibility */
@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;
  }
}

/* Loading States */
.loading {
  opacity: 0.7;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

/* Hover Effects for Interactive Elements */
.interactive:hover {
  transform: translateY(-2px);
  transition: transform var(--transition-fast);
}

/* Pulse Animation for Important Elements */
@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.7;
  }
}

.pulse {
  animation: pulse 2s infinite;
}