:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --accent-color: #e74c3c;
  --light-color: #ecf0f1;
  --dark-color: #2c3e50;
  --text-color: #333;
  --transition: all 0.3s ease;
  --navbar-height: 64px;
  --langbar-height: 50px;
  --header-offset: calc(var(--langbar-height) + var(--navbar-height));
  --space-xxl: 80px;
  --space-xl: 60px;
  --space-lg: 40px;
  --space-md: 24px;
  --space-sm: 12px;
  --space-xs: 8px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: #f9f9f9;
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.language-bar {
  background-color: var(--dark-color);
  height: var(--langbar-height);
  position: sticky;
  top: 0;
  z-index: 1001;
}

.language-content {
  display: flex;
  justify-content: flex-end;
  position: relative;
  height: 100%;
  align-items: flex-start;
}

.language-switcher {
  display: inline-flex;
  gap: 10px;
  direction: ltr;
  position: absolute;
  right: 15px;
  top: 8px;
  transform: none;
}

.lang-btn {
  background: transparent;
  color: var(--light-color);
  border: 1px solid var(--light-color);
  padding: 5px 15px;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
}

.lang-btn:hover {
  background-color: var(--light-color);
  color: var(--primary-color);
}

.lang-btn.active {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
}

.navbar {
  background-color: var(--primary-color);
  padding: 15px 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: var(--langbar-height);
  z-index: 1000;
  transition: var(--transition);
}

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

.logo {
  text-align: center;
  flex: 1;
  min-width: 100%;
  margin-bottom: 15px;
}

.logo h1 {
  color: var(--light-color);
  font-size: 1.8rem;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 25px;
  flex: 1;
  flex-wrap: wrap;
}

.nav-link {
  color: var(--light-color);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 15px;
  border-radius: 4px;
  transition: var(--transition);
}

.nav-link:hover {
  background-color: var(--secondary-color);
}

/* زر الهمبرجر */
.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 30px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger-line {
  width: 100%;
  height: 3px;
  background-color: var(--light-color);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: var(--secondary-color);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  z-index: 999;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

.back-to-top:hover {
  background-color: var(--primary-color);
  transform: translateY(-5px);
}

.hero-section {
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
    url("https://images.unsplash.com/photo-1460925895917-afdab827c52f?ixlib=rb-4.0.3&q=85&fm=jpg&crop=entropy&cs=srgb&w=1600");
  background-size: cover;
  background-position: center;
  color: white;
  padding: var(--space-xl) 0;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.2rem;
  margin-bottom: 30px;
  line-height: 1.8;
}

.cta-button {
  display: inline-block;
  background-color: var(--secondary-color);
  color: white;
  padding: 12px 30px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  transition: var(--transition);
}

.cta-button:hover {
  background-color: #2980b9;
  transform: translateY(-3px);
}

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

.section-title {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary-color);
  margin-bottom: var(--space-lg);
  position: relative;
  display: table;
  margin: 0 auto;
}

.section-title::after {
  display: none;
}

.service-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-lg);
  gap: var(--space-md);
}

.service-item:first-child {
  margin-top: var(--space-md);
}

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

.service-content {
  flex: 1;
}

.service-image {
  flex: 1;
  text-align: center;
}

.service-image img {
  max-width: 100%;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: transform 300ms var(--transition),
    box-shadow 300ms var(--transition);
  transform-origin: center center;
  will-change: transform;
}

@keyframes floatY {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
  100% {
    transform: translateY(0);
  }
}

.service-image img {
  animation: floatY 6s ease-in-out infinite;
}

.service-image img:hover,
.service-image img:focus {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

@media (prefers-reduced-motion: reduce) {
  .service-image img {
    animation: none !important;
    transition: none !important;
  }
}

.service-title {
  color: var(--primary-color);
  font-size: 1.6rem;
  margin-bottom: var(--space-sm);
  position: relative;
  padding-bottom: var(--space-xs);
  display: inline-block;
}

.service-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  inset-inline-start: 0;
  width: 60px;
  height: 3px;
  background-color: var(--secondary-color);
}

.service-intro {
  margin: 6px 0 var(--space-sm);
  color: #334;
  font-size: 1rem;
  line-height: 1.6;
}

.service-details {
  margin-bottom: var(--space-sm);
}

.service-details ul {
  list-style: none;
  padding-inline-start: 0;
  padding-inline-end: 20px;
}

.service-details li {
  margin-bottom: 10px;
  position: relative;
  padding-inline-start: 28px;
}

.service-details li::before {
  content: "✓";
  position: absolute;
  inset-inline-start: 0;
  transform: translateX(-100%);
  color: var(--secondary-color);
  font-weight: bold;
}

.service-comment {
  font-style: italic;
  color: #2b3a3f;
  background: rgba(235, 245, 248, 0.9);
  border-radius: 8px;
  padding: 12px 16px;
  margin-top: 16px;
  display: inline-block;
  border-left: 3px solid rgba(52, 152, 219, 0.15);
}

.contact-section {
  background-color: var(--primary-color);
  color: white;
  padding: var(--space-lg) 0 var(--space-xs) 0;
  text-align: center;
}

.contact-title {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.contact-methods {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.contact-method {
  flex: 1;
  min-width: 250px;
  max-width: 350px;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 25px;
  border-radius: 8px;
  transition: var(--transition);
}

.contact-method:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 255, 255, 0.15);
}

.contact-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.contact-btn {
  display: inline-block;
  background-color: var(--secondary-color);
  color: white;
  padding: 12px 25px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
  margin-top: 10px;
  transition: var(--transition);
}

.contact-btn:hover {
  background-color: #2980b9;
}

.hidden-email {
  display: none;
}

.footer {
  background-color: var(--dark-color);
  color: var(--light-color);
  padding: 8px 0;
  text-align: center;
  font-size: 0.95rem;
}

.footer .container {
  padding-top: var(--space-xs);
  padding-bottom: 6px;
}

.footer p {
  margin: 0;
  line-height: 1.4;
  padding: 6px 0;
}

.footer #currentYear {
  font-weight: 600;
  margin: 0 6px;
}

@media (max-width: 768px) {
  .navbar-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .logo {
    min-width: auto;
    margin-bottom: 0;
    flex: 1;
  }

  .logo h1 {
    font-size: 1.4rem;
  }

  .hamburger-btn {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--primary-color);
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }

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

  .nav-link {
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
  }

  .nav-link:last-child {
    border-bottom: none;
  }

  .service-item,
  .service-item:nth-child(even) {
    flex-direction: column;
  }

  .service-image {
    margin-top: 12px;
  }

  .hero-title {
    font-size: 1.8rem;
    margin-bottom: 8px;
  }

  .service-title {
    font-size: 1.3rem;
  }

  .back-to-top {
    bottom: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    font-size: 1.2rem;
  }
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-offset);
}