/* Google Fonts: Outfit (English) & Tajawal (Arabic) */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Tajawal:wght@300;400;500;700;800&display=swap');

/* CSS Variables & Theme definitions */
:root {
  --bg-primary: #0a0b10;
  --bg-secondary: #11131e;
  --bg-glass: rgba(17, 19, 30, 0.7);
  --border-glass: rgba(255, 255, 255, 0.06);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Brand Palette from Logo */
  --blue: #38469c;
  --pink: #d05c94;
  --purple: #8b6298;
  --teal: #84c3c0;
  
  --primary-glow: radial-gradient(circle, rgba(56, 70, 156, 0.25) 0%, rgba(0, 0, 0, 0) 70%);
  --secondary-glow: radial-gradient(circle, rgba(208, 92, 148, 0.2) 0%, rgba(0, 0, 0, 0) 70%);
  
  --font-en: 'Outfit', sans-serif;
  --font-ar: 'Tajawal', sans-serif;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --radius: 16px;
}

body.theme-light {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-glass: rgba(248, 250, 252, 0.8);
  --border-glass: rgba(0, 0, 0, 0.06);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --primary-glow: radial-gradient(circle, rgba(132, 195, 192, 0.2) 0%, rgba(0, 0, 0, 0) 70%);
  --secondary-glow: radial-gradient(circle, rgba(139, 98, 152, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
  
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
}

/* Reset and Core Layout */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

html[lang="ar"] {
  font-family: var(--font-ar);
}

html[lang="en"] {
  font-family: var(--font-en);
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.5s ease, color 0.5s ease;
  min-height: 100vh;
}

/* Glow Background Effects */
.bg-glow-1 {
  position: fixed;
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: var(--primary-glow);
  z-index: -2;
  pointer-events: none;
}

.bg-glow-2 {
  position: fixed;
  bottom: -10%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  background: var(--secondary-glow);
  z-index: -2;
  pointer-events: none;
}

/* Typography Custom Rules */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--purple);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--pink);
}

/* Layout Utilities & Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

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

.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 100%;
}

.logo-img {
  height: 50px;
  width: auto;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

nav ul li a {
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--teal));
  transition: var(--transition);
}

html[lang="ar"] nav ul li a::after {
  left: auto;
  right: 0;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
}

.btn.primary {
  background: linear-gradient(135deg, var(--blue), var(--pink));
  color: #fff;
  box-shadow: 0 4px 15px rgba(208, 92, 148, 0.4);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(208, 92, 148, 0.6);
}

.btn.secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--text-muted);
}

.btn.secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--text-primary);
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  background: var(--bg-secondary);
  border-color: var(--teal);
  color: var(--teal);
  transform: scale(1.05);
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  overflow: hidden;
}

#heroCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 4rem;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 650px;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.15;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
}

.hero-btns {
  display: flex;
  gap: 1.5rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo-box {
  width: 320px;
  height: 320px;
  padding: 2.5rem;
  position: relative;
  animation: float 6s ease-in-out infinite;
}

.hero-logo-box::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--teal), var(--pink), var(--purple));
  z-index: -1;
  opacity: 0.6;
  filter: blur(8px);
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(2deg); }
}

/* Sections General */
section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 25%;
  width: 50%;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--pink), var(--teal));
  border-radius: 2px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Vision / About Us */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.vision-card, .mission-card {
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.card-icon {
  margin-bottom: 1.5rem;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--blue), var(--teal));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.mission-card .card-icon {
  background: linear-gradient(135deg, var(--pink), var(--purple));
}

.vision-card h3, .mission-card h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.vision-card p, .mission-card p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* Core Values List */
.values-container {
  grid-column: span 2;
  margin-top: 3rem;
}

.values-title {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

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

.value-item {
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

.value-item:hover {
  transform: translateY(-5px);
  border-color: var(--pink);
}

.value-item h4 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--teal);
}

.value-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.service-card {
  padding: 3rem;
  transition: var(--transition);
  position: relative;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--teal);
  box-shadow: 0 15px 35px rgba(132, 195, 192, 0.1);
}

.service-card h3 {
  font-size: 1.5rem;
  margin: 1.5rem 0 1rem;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Projects Section */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.filter-btn {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-glass);
  padding: 0.6rem 1.5rem;
  border-radius: 30px;
  cursor: pointer;
  font-weight: 500;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: #fff;
  border-color: transparent;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.project-card {
  overflow: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.project-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

.project-card:hover img {
  transform: scale(1.03);
}

.project-info {
  padding: 2rem;
}

.project-meta-cat {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--pink);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.project-info h3 {
  font-size: 1.4rem;
  margin: 0.5rem 0 1rem;
}

.project-info p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

/* Stats Section */
.stats-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  padding: 80px 0;
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-box {
  padding: 1.5rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--teal), var(--pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

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

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: stretch;
}

.contact-form-box {
  padding: 3rem;
}

.contact-form-box h3 {
  font-size: 1.8rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.25rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  outline: none;
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--teal);
  background: rgba(255, 255, 255, 0.05);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.contact-info-box {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.info-icon {
  width: 48px;
  height: 48px;
  background: rgba(132, 195, 192, 0.1);
  color: var(--teal);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-details h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.info-details p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-map-placeholder {
  height: 200px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-glass);
}

.contact-map-placeholder iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(1) invert(0.9) contrast(1.2);
}

body.theme-light .contact-map-placeholder iframe {
  filter: none;
}

/* Footer Section */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 1rem;
  max-width: 450px;
}

.footer-links-group {
  display: flex;
  justify-content: flex-end;
  gap: 4rem;
}

.footer-nav h4 {
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
}

.footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav ul a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-nav ul a:hover {
  color: var(--teal);
}

.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.social-links {
  display: flex;
  gap: 1rem;
}

/* Modal Styling (<dialog>) */
dialog {
  margin: auto;
  border: none;
  background: transparent;
  outline: none;
}

dialog::backdrop {
  background: rgba(10, 11, 16, 0.7);
  backdrop-filter: blur(10px);
}

.modal-box {
  width: 90vw;
  max-width: 650px;
  padding: 3rem;
  position: relative;
  color: var(--text-primary);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 2rem;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1;
}

html[lang="ar"] .modal-close {
  right: auto;
  left: 1.5rem;
}

.modal-close:hover {
  color: var(--pink);
}

.modal-box h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.modal-detail {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

.tech-section {
  margin-bottom: 2.5rem;
}

.tech-section strong {
  display: block;
  margin-bottom: 0.75rem;
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  background: rgba(132, 195, 192, 0.1);
  color: var(--teal);
  padding: 0.4rem 0.9rem;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid rgba(132, 195, 192, 0.2);
}

.modal-actions {
  display: flex;
  gap: 1rem;
}

/* Alert dialog styling */
.alert-box {
  width: 90vw;
  max-width: 450px;
  padding: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.success-icon {
  margin-bottom: 0.5rem;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-content h1 {
    font-size: 3rem;
  }
  .about-grid, .services-grid, .projects-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .values-container {
    grid-column: span 1;
  }
  .values-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-links-group {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  nav {
    display: none; /* Can build hamburger if needed, keeping it minimal for SPA */
  }
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }
  .hero-content {
    margin: 0 auto;
  }
  .hero-btns {
    justify-content: center;
  }
  .hero-logo-box {
    width: 240px;
    height: 240px;
  }
  .stats-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}

/* Spinner for button loading */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}