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

:root {
  /* Colors */
  --color-background: #ffffff;
  --color-foreground: #0a0a0a;
  --color-surface: #f5f5f5;
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-secondary: #fbbf24;
  --color-muted: #6b7280;
  --color-border: #e5e7eb;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--color-background);
  color: var(--color-foreground);
  line-height: 1.6;
  direction: rtl;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header Styles */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-weight: bold;
  font-size: 1.25rem;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-weight: bold;
  font-size: 1.125rem;
  line-height: 1;
  color: var(--color-foreground);
}

.logo-subtitle {
  font-size: 0.75rem;
  color: var(--color-muted);
}

.nav-desktop {
  display: none;
  gap: 2rem;
}

.nav-link {
  color: var(--color-foreground);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  font-size: 0.875rem;
}

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

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

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

.btn-outline:hover {
  background-color: var(--color-surface);
}

.btn-outline-light {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-light:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

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

.btn-white:hover {
  background-color: #f9fafb;
}

.btn-outline-white {
  background-color: transparent;
  color: white;
  border: 1px solid white;
}

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

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.btn-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: transparent;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-icon:hover {
  background-color: var(--color-surface);
}

.hide-mobile {
  display: none;
}

.menu-toggle {
  display: flex;
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: absolute;
  top: 80px;
  left: 0;
  right: 0;
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.mobile-menu.active {
  display: block;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 1rem;
}

.mobile-nav-link {
  color: var(--color-foreground);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 0;
  transition: color 0.2s;
}

.mobile-nav-link:hover {
  color: var(--color-primary);
}

.mobile-menu-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to left, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.8));
}

.hero-container {
  position: relative;
  z-index: 10;
}

.hero-content {
  max-width: 48rem;
}

.hero-badge {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.5rem 1rem;
  background-color: rgba(251, 191, 36, 0.2);
  backdrop-filter: blur(8px);
  border-radius: 9999px;
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.hero-badge span {
  color: var(--color-secondary);
  font-weight: 500;
  font-size: 0.875rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: bold;
  color: white;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-title-accent {
  color: var(--color-secondary);
}

.hero-description {
  font-size: 1.25rem;
  color: #e5e7eb;
  margin-bottom: 2rem;
  line-height: 1.6;
  max-width: 42rem;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

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

.stat-value {
  font-size: 1.875rem;
  font-weight: bold;
  color: white;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.875rem;
  color: #d1d5db;
}

.hero-gradient {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 8rem;
  background: linear-gradient(to top, var(--color-background), transparent);
  z-index: 10;
}

/* Section Styles */
.section {
  padding: 5rem 0;
}

.section-surface {
  background-color: var(--color-surface);
}

.section-header {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--color-foreground);
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.125rem;
  color: var(--color-muted);
  line-height: 1.6;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.feature-card {
  position: relative;
  background-color: var(--color-background);
  border-radius: var(--radius-xl);
  padding: 2rem;
  border: 1px solid var(--color-border);
  text-decoration: none;
  transition: all 0.3s;
}

.feature-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.5);
  transform: translateY(-2px);
}

.feature-icon {
  display: inline-flex;
  width: 56px;
  height: 56px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  color: white;
  margin-bottom: 1.5rem;
  transition: transform 0.3s;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
}

.bg-blue {
  background-color: #3b82f6;
}
.bg-purple {
  background-color: #a855f7;
}
.bg-green {
  background-color: #10b981;
}
.bg-orange {
  background-color: #f97316;
}
.bg-red {
  background-color: #ef4444;
}
.bg-indigo {
  background-color: #6366f1;
}

.feature-title {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-foreground);
  margin-bottom: 0.5rem;
}

.feature-description {
  color: var(--color-muted);
  margin-bottom: 1rem;
}

.feature-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  direction: ltr;
  text-align: right;
}

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 5rem;
}

.about-card {
  background-color: var(--color-background);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow 0.3s;
}

.about-card:hover {
  box-shadow: var(--shadow-md);
}

.about-icon {
  display: flex;
  width: 64px;
  height: 64px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
  margin: 0 auto 1rem;
}

.about-card-title {
  font-size: 1.25rem;
  font-weight: bold;
  color: var(--color-foreground);
  margin-bottom: 0.5rem;
  text-align: center;
}

.about-card-description {
  font-size: 0.875rem;
  color: var(--color-muted);
  text-align: center;
  margin-bottom: 1rem;
}

.about-card-divider {
  height: 1px;
  background-color: var(--color-border);
  margin: 1rem 0;
}

.about-card-subtitle {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-foreground);
  margin-bottom: 0.25rem;
  text-align: center;
}

.about-card-subdesc {
  font-size: 0.75rem;
  color: var(--color-muted);
  text-align: center;
}

/* University Grid */
.university-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.university-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: transform 0.5s;
}

.university-card:hover {
  transform: scale(1.02);
}

.university-card img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform 0.5s;
}

.university-card:hover img {
  transform: scale(1.05);
}

.university-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
}

.university-title {
  font-size: 1.5rem;
  font-weight: bold;
  color: white;
  margin-bottom: 0.5rem;
}

.university-description {
  color: #e5e7eb;
  font-size: 0.875rem;
}

/* CTA Section */
.cta-section {
  padding: 5rem 0;
  background-color: var(--color-primary);
}

.cta-content {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: bold;
  color: white;
  margin-bottom: 1rem;
}

.cta-description {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Footer */
.footer {
  background-color: var(--color-foreground);
  color: var(--color-background);
  padding: 3rem 0;
}

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

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-description {
  font-size: 0.875rem;
  opacity: 0.8;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: background-color 0.2s;
}

.social-link:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.footer-title {
  font-weight: bold;
  font-size: 1.125rem;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.875rem;
  transition: opacity 0.2s;
}

.footer-links a:hover {
  opacity: 1;
}

.footer-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
  opacity: 0.8;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  opacity: 0.7;
}

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

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: opacity 0.2s;
}

.footer-bottom-links a:hover {
  opacity: 1;
}

/* Responsive Design */
@media (min-width: 768px) {
  .hide-mobile {
    display: inline-flex;
  }

  .menu-toggle {
    display: none;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .university-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
  }

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

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

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

  .hero-title {
    font-size: 4rem;
  }
}