/* Color Variables: White, Red, Black */
:root {
  --bg-dark: #0d0d0d;
  --bg-card: #181818;
  --bg-light: #ffffff;
  --text-main: #ffffff;
  --text-dark: #111111;
  --text-muted: #aaaaaa;
  --red-primary: #e63946;
  --red-hover: #c82333;
  --border-dark: #2a2a2a;
  --transition: all 0.3s ease-in-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
}

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 0;
}

/* Typography & Logo Helpers */
.logo {
  font-size: 1.8rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: 1px;
}
.logo-white { color: #ffffff; }
.logo-red { color: var(--red-primary); }

.logo-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.site-logo {
  height: 22px; /* Adjustable logo height */
  width: auto;
  object-fit: contain;
}

.highlight-red { color: var(--red-primary); }

.section-subtitle {
  color: var(--red-primary);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: 2.2rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-header p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 10px auto 0;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn-red {
  background-color: var(--red-primary);
  color: #ffffff;
}

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

.btn-outline {
  border-color: #ffffff;
  color: #ffffff;
}

.btn-outline:hover {
  background-color: #ffffff;
  color: var(--text-dark);
}

.btn-full {
  width: 100%;
}

/* Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(8px);
  z-index: 1000;
  border-bottom: 1px solid var(--border-dark);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  height: 75px;
}

.nav-links ul {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 25px;
}

.nav-item {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
}

.nav-item:hover, .nav-item.active {
  color: var(--red-primary);
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-icon {
  font-size: 0.75rem;
  margin-left: 4px;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  min-width: 200px;
  display: none; /* Managed dynamically by script.js */
  flex-direction: column;
  padding: 10px 0;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  z-index: 1001;
}

.dropdown-menu li {
  width: 100%;
}

.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: #ffffff;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.dropdown-menu a:hover {
  background-color: var(--red-primary);
  color: #ffffff;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  background: url('images/babylon.webp') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 20px;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 13, 13, 0.65);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero h1 {
  font-size: 3rem;
  line-height: 1.2;
  margin: 15px 0;
  text-transform: uppercase;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.hero-btns {
  display: flex;
  gap: 15px;
  justify-content: center;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 30px;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-item {
  display: flex;
  gap: 15px;
  align-items: flex-start;
}

.feature-icon {
  font-size: 1.8rem;
  color: var(--red-primary);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  padding: 30px;
  text-align: center;
  border-radius: 6px;
}

.stat-card.highlight {
  border-color: var(--red-primary);
}

.stat-card h3 {
  font-size: 2.5rem;
  color: var(--red-primary);
}

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

/* Portfolio Section */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border-dark);
  color: var(--text-muted);
  padding: 8px 20px;
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--red-primary);
  color: #ffffff;
  border-color: var(--red-primary);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
}

.portfolio-card {
  background-color: var(--bg-card);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-6px);
  border-color: var(--red-primary);
}

.card-img {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-card:hover .card-img img {
  transform: scale(1.08);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.3) 100%);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.badge {
  align-self: flex-start;
  background-color: var(--red-primary);
  color: #ffffff;
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 8px;
  text-transform: uppercase;
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-info {
  background-color: var(--bg-card);
  padding: 40px;
  border-radius: 6px;
  border: 1px solid var(--border-dark);
}

.contact-info h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 25px;
}

.info-item i {
  color: var(--red-primary);
  font-size: 1.2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  color: #ffffff;
  outline: none;
  transition: var(--transition);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--red-primary);
}

.form-status {
  text-align: center;
  font-weight: 600;
  margin-top: 10px;
}

/* Footer */
.footer {
  background-color: #050505;
  border-top: 1px solid var(--border-dark);
  padding-top: 40px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-links ul {
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  display: block;
  margin-bottom: 8px;
}

.footer-links a:hover {
  color: var(--red-primary);
}

.social-icons {
  display: flex;
  gap: 15px;
  margin-top: 15px;
}

.social-icons a {
  color: #ffffff;
  background-color: var(--bg-card);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-icons a:hover {
  background-color: var(--red-primary);
}

.footer-bottom {
  text-align: center;
  padding: 20px 0;
  border-top: 1px solid var(--border-dark);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Responsive Styles */
@media (max-width: 992px) {
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 75px;
    left: 0;
    width: 100%;
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border-dark);
    display: none;
  }

  .nav-links.active {
    display: block;
  }

  .nav-links ul {
    flex-direction: column;
    padding: 20px;
    align-items: flex-start;
  }

  .dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    background-color: transparent;
    padding-left: 15px;
  }

  .hero h1 { font-size: 2.2rem; }
  .footer-content { grid-template-columns: 1fr; }
}

/* Page Banner */
.page-banner {
  padding: 130px 0 50px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-dark);
  text-align: center;
}

.page-banner h1 {
  font-size: 2.5rem;
  margin: 10px 0;
  text-transform: uppercase;
}

.page-banner p {
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
}

/* Gallery Grid Styling */
.project-gallery-section {
  padding: 60px 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 25px;
}

.gallery-item {
  position: relative;
  height: 280px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-dark);
  background-color: var(--bg-card);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.2) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.gallery-overlay h3 {
  font-size: 1.1rem;
  color: #ffffff;
}

.gallery-overlay p {
  font-size: 0.85rem;
  color: var(--red-primary);
  margin-top: 4px;
}

.gallery-cta {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 50px;
}

/* Lightbox Modal */
.gallery-item {
  cursor: pointer;
}

.lightbox {
  display: none;
  position: fixed;
  z-index: 2500;
  padding-top: 60px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(8px);
}

.lightbox-content {
  margin: auto;
  display: block;
  max-width: 90%;
  max-height: 80vh;
  border-radius: 6px;
  border: 1px solid var(--border-dark);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
  animation: zoomIn 0.3s ease;
}

#lightbox-caption {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
  text-align: center;
  color: var(--text-main);
  padding: 15px 0;
  font-size: 1.1rem;
  font-weight: 600;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 35px;
  color: #ffffff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
  z-index: 2501;
}

.lightbox-close:hover {
  color: var(--red-primary);
}

@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Lightbox Navigation Buttons */
.lightbox-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.6);
  color: #ffffff;
  border: 1px solid var(--border-dark);
  font-size: 1.2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  z-index: 2501;
}

.lightbox-btn:hover {
  background-color: var(--red-primary);
  color: #ffffff;
  border-color: var(--red-primary);
}

.lightbox-prev {
  left: 25px;
}

.lightbox-next {
  right: 25px;
}

@media (max-width: 768px) {
  .lightbox-prev { left: 10px; }
  .lightbox-next { right: 10px; }
  .lightbox-btn {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}