/* ============================================
   ST PRO ALUMINIUM - Main Stylesheet
   Color Scheme: Dark + Cyan/Teal accents
   ============================================ */

/* CSS Variables */
:root {
  --primary: #00d4d4;
  --primary-light: #4dfff4;
  --primary-dark: #00a3a3;
  --bg-dark: #0a0a0a;
  --bg-darker: #050505;
  --bg-card: #111111;
  --bg-card-hover: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;
  --border-color: #222222;
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;
}

/* Reset & Base */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0.75rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.8), transparent);
  transition: background var(--transition-medium);
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 2px;
}

.logo span {
  color: var(--text-primary);
}

/* Logo Image Styles */
.logo-link {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 60px;
  width: auto;
  transition: transform var(--transition-fast);
}

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

.logo-img-small {
  height: 60px;
  width: auto;
}

.footer-logo {
  display: inline-block;
  margin-bottom: 0.5rem;
}

/* Footer Text Logo */
.footer-logo-text {
  display: inline-block;
  margin-bottom: 0.75rem;
  text-decoration: none;
  line-height: 1.1;
}

.footer-logo-stpro {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 2px;
}

.footer-logo-alu {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
}

.footer-logo-text:hover .footer-logo-stpro,
.footer-logo-text:hover .footer-logo-alu {
  opacity: 0.85;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  font-size: 1.15rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0.5rem;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.cta-btn {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.5rem 0.5rem;
  border-radius: 0;
  font-weight: 600;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition: all var(--transition-fast);
  border: none;
  position: relative;
}

.cta-btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-fast);
}

.cta-btn:hover,
.cta-btn.active {
  background: transparent;
  color: var(--primary);
  transform: none;
  box-shadow: none;
}

.cta-btn:hover::after,
.cta-btn.active::after {
  width: 100%;
}

/* Mobile Menu Button */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
  position: relative;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
  position: absolute;
}

.menu-toggle span:nth-child(1) {
  transform: translateY(-8px);
}

.menu-toggle span:nth-child(3) {
  transform: translateY(8px);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg);
}

/* Mobile Sidebar */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 350px;
  height: 100vh;
  background: var(--bg-darker);
  z-index: 999;
  padding: 6rem 2rem 2rem;
  transition: right var(--transition-medium);
  border-left: 1px solid var(--border-color);
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-links a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-fast);
  transform: translateX(50px);
  opacity: 0;
}

.mobile-nav.active .mobile-nav-links a {
  transform: translateX(0);
  opacity: 1;
}

.mobile-nav.active .mobile-nav-links a:nth-child(1) {
  transition-delay: 0.1s;
}

.mobile-nav.active .mobile-nav-links a:nth-child(2) {
  transition-delay: 0.2s;
}

.mobile-nav.active .mobile-nav-links a:nth-child(3) {
  transition-delay: 0.3s;
}

.mobile-nav-links a:hover {
  color: var(--primary);
  padding-left: 1rem;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 6rem 2rem 3rem;
  background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, rgba(0, 212, 212, 0.05) 100%);
  overflow: hidden;
}

/* Hero with Background Image */
.hero.hero-bg {
  background-image: url('Images/Mainpage image.jpeg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(5, 5, 5, 0.85) 0%, rgba(10, 10, 10, 0.7) 50%, rgba(0, 212, 212, 0.1) 100%);
  z-index: 0;
}

.hero-centered {
  text-align: center;
  max-width: 900px;
  z-index: 1;
}

.hero-centered .hero-description {
  max-width: 700px;
  margin: 0 auto 2rem;
}

.hero-centered .hero-buttons {
  justify-content: center;
}

.hero-title .highlight {
  color: var(--primary);
  -webkit-text-fill-color: var(--primary);
}

/* Scroll Hint Indicator */
.scroll-hint {
  position: absolute;
  bottom: 0.25rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--primary);
  z-index: 10;
  cursor: pointer;
  animation: bounceScroll 2s ease-in-out infinite;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.scroll-hint.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.scroll-hint svg {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 0 10px rgba(0, 212, 212, 0.5));
}

@keyframes bounceScroll {

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

  40% {
    transform: translateX(-50%) translateY(-15px);
  }

  60% {
    transform: translateX(-50%) translateY(-8px);
  }
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 1rem;
  padding-left: 1rem;
  border-left: 1px solid var(--border-color);
}

.lang-option {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.lang-option:hover {
  color: var(--text-secondary);
}

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

.lang-divider {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Mobile Language Switcher */
.mobile-lang-switcher {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.mobile-lang-switcher .lang-option {
  font-size: 1.1rem;
  padding: 0.5rem 1rem;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(0, 212, 212, 0.15) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.5;
  }

  50% {
    transform: scale(1.1);
    opacity: 0.8;
  }
}

.hero-content {
  max-width: 1400px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  animation: fadeInUp 1s ease forwards;
  text-align: center;
}

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

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

.hero-subtitle {
  color: var(--primary);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.btn-primary {
  background: var(--primary);
  color: var(--bg-dark);
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-fast);
  border: 2px solid var(--primary);
  cursor: pointer;
}

.btn-primary:hover {
  background: transparent;
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 212, 212, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-fast);
  border: 2px solid var(--border-color);
  cursor: pointer;
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
}

.hero-visual {
  position: relative;
  animation: fadeInRight 1s ease forwards;
  animation-delay: 0.3s;
  opacity: 0;
}

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

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

.hero-image-wrapper {
  position: relative;
  border-radius: 30px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 212, 212, 0.2) 0%, transparent 50%);
  z-index: 1;
}

.hero-image-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.hero-image-wrapper:hover img {
  transform: scale(1.05);
}

/* Floating Stats */
.floating-stats {
  position: absolute;
  bottom: -30px;
  left: -30px;
  background: var(--bg-card);
  padding: 1.5rem 2rem;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  animation: float 4s ease-in-out infinite;
}

@keyframes float {

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

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================================
   Services Section
   ============================================ */
.services {
  padding: 3.5rem 2rem;
  background: var(--bg-dark);
}

.section-container {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  padding: 0 1.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 2rem;
}

.section-subtitle {
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.4rem, 3.5vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.section-description {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.service-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 1.25rem;
  border: 1px solid var(--border-color);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary);
  box-shadow: 0 20px 40px rgba(0, 212, 212, 0.1);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.3;
  margin-bottom: 0.5rem;
}

.service-emoji {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  display: inline-block;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-emoji {
  transform: scale(1.2);
}

.service-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.service-description {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================
   About Section
   ============================================ */
.about {
  padding: 3.5rem 2rem;
  background: linear-gradient(to bottom, var(--bg-dark), var(--bg-darker));
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.about-images {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  position: relative;
  justify-content: center;
}

.about-image {
  border-radius: 15px;
  overflow: hidden;
  flex: 1 1 calc(50% - 0.5rem);
  max-width: calc(50% - 0.5rem);
  aspect-ratio: 4/3;
  background: var(--bg-card);
}

.about-image:nth-child(3) {
  flex: 1 1 100%;
  max-width: 100%;
  aspect-ratio: 16/9;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform var(--transition-medium);
}

.about-image:hover img {
  transform: scale(1.05);
}

.about-text {
  padding: 2rem 0;
}

.about-text .section-subtitle {
  text-align: left;
}

.about-text .section-title {
  text-align: left;
  margin-bottom: 1.5rem;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: rgba(0, 212, 212, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.25rem;
}

.feature-text {
  font-weight: 500;
  font-size: 0.95rem;
}

/* ============================================
   Achievements Section
   ============================================ */
.achievements {
  padding: 3rem 2rem;
  background: var(--bg-darker);
  position: relative;
  overflow: hidden;
}

.achievements::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(0, 212, 212, 0.05) 0%, transparent 50%);
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  position: relative;
  z-index: 1;
}

.achievement-card {
  text-align: center;
  padding: 1.25rem;
  background: var(--bg-card);
  border-radius: 16px;
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.achievement-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.achievement-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.achievement-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-hero {
  min-height: 44vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
  padding: 6rem 2rem 5rem;
  text-align: center;
  position: relative;
}

.contact-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(0, 212, 212, 0.1) 0%, transparent 70%);
}

.contact-hero-content {
  position: relative;
  z-index: 1;
}

.contact-section {
  padding: 2.5rem 2rem;
  background: var(--bg-dark);
}

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

.contact-info {
  padding: 0;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--bg-card);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.contact-info-item:hover {
  border-color: var(--primary);
  transform: translateX(10px);
}

.contact-icon {
  width: 38px;
  height: 38px;
  background: rgba(0, 212, 212, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: 0.85rem;
  margin-bottom: 0.2rem;
  font-weight: 600;
}

.contact-details p {
  color: var(--text-secondary);
  font-size: 0.8rem;
  line-height: 1.4;
}

.contact-form-wrapper {
  background: var(--bg-card);
  padding: 1.25rem 1.75rem 1.75rem;
  border-radius: 18px;
  border: 1px solid var(--border-color);
}

/* Social link clickable hints */
.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: currentColor;
  font-weight: 500;
  transition: opacity var(--transition-fast), gap var(--transition-fast);
  cursor: pointer;
}

.social-link:hover {
  opacity: 0.75;
  gap: 0.6rem;
}

.ext-link-icon {
  flex-shrink: 0;
  opacity: 1;
  transition: transform var(--transition-fast);
}

.social-link:hover .ext-link-icon {
  transform: translate(2px, -2px);
}

/* "Tap to visit" badge shown next to social links */
.social-link::after {
  content: 'Tap to visit';
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-muted);
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  margin-left: 0.25rem;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.social-link:hover::after {
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(255, 255, 255, 0.25);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

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

.form-group input,
.form-group textarea {
  padding: 0.6rem 0.9rem;
  background: var(--bg-darker);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 212, 0.1);
}

.form-group textarea {
  min-height: 90px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

/* ============================================
   Gallery Page
   ============================================ */
.gallery-hero {
  min-height: 44vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
  padding: 9rem 2rem 5rem;
  text-align: center;
  position: relative;
}

.gallery-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(0, 212, 212, 0.1) 0%, transparent 70%);
}

.gallery-section {
  padding: 4rem 4rem 6rem;
  background: var(--bg-dark);
}

.gallery-filter {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 5rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 1.25rem 2.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.75px;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.filter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 212, 212, 0.15);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary);
  color: var(--bg-dark);
  border-color: var(--primary);
}

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

.gallery-item {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  aspect-ratio: 16/10;
  cursor: pointer;
  background: var(--bg-card);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.6);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  animation: scaleIn 0.5s ease-out forwards;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.gallery-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 80px rgba(0, 212, 212, 0.3);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.2) 65%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-fast);
  display: flex;
  align-items: flex-end;
  padding: 3rem 3.5rem;
}

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

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-info h4 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  letter-spacing: 0.5px;
}

.gallery-info p {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 3px;
  text-transform: uppercase;
}

/* Gallery Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 10px;
}

.lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  background: var(--primary);
  border: none;
  border-radius: 50%;
  color: var(--bg-dark);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.lightbox-close:hover {
  transform: rotate(90deg);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: 2.5rem 2rem 1.5rem;
  background: var(--bg-darker);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 1rem;
  max-width: 300px;
  line-height: 1.7;
}

.footer-links h4 {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary);
  padding-left: 0.5rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

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

.social-links a {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}

.social-links a:hover {
  background: var(--primary);
  color: var(--bg-dark);
  transform: translateY(-3px);
}

/* ============================================
   Animations
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease;
}

.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s ease;
}

.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 768px) {
  .slide-in-right {
    transform: translateX(30px);
  }
}

.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.6s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger animation delay for children */
.stagger-children>*:nth-child(1) {
  transition-delay: 0.1s;
}

.stagger-children>*:nth-child(2) {
  transition-delay: 0.2s;
}

.stagger-children>*:nth-child(3) {
  transition-delay: 0.3s;
}

.stagger-children>*:nth-child(4) {
  transition-delay: 0.4s;
}

.stagger-children>*:nth-child(5) {
  transition-delay: 0.5s;
}

.stagger-children>*:nth-child(6) {
  transition-delay: 0.6s;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }
}

@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text {
    order: 2;
  }

  .hero-visual {
    order: 1;
  }

  .hero-description {
    margin: 0 auto 2rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

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

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

  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .about-features {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand p {
    margin: 1rem auto;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .floating-stats {
    display: none;
  }

  .hero-image-wrapper img {
    height: 300px;
  }

  .hero {
    min-height: 80vh;
    padding: 6rem 1rem 4rem;
  }

  .hero.hero-bg {
    background-attachment: scroll;
  }

  /* Contact page mobile responsive */
  .contact-info-item {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

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

  .contact-icon {
    margin: 0 auto;
  }

  .contact-form-wrapper {
    padding: 1.5rem;
  }

  .contact-section {
    padding: 1.5rem 1rem;
  }

  .contact-hero {
    padding: 5rem 1rem 2rem;
    min-height: 30vh;
  }

  /* About images mobile */
  .about-image {
    flex: 1 1 100%;
    max-width: 100%;
  }

  .about-image:nth-child(3) {
    aspect-ratio: 16/9;
  }
}

@media (max-width: 576px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }

  .contact-form-wrapper {
    padding: 1.5rem;
  }

  .navbar {
    padding: 1rem;
  }

  .hero {
    padding: 6rem 1rem 3rem;
  }

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

  .section-title {
    font-size: 1.75rem;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-primary {
  color: var(--primary);
}

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

.mb-1 {
  margin-bottom: 0.5rem;
}

.mb-2 {
  margin-bottom: 1rem;
}

.mb-3 {
  margin-bottom: 1.5rem;
}

.mb-4 {
  margin-bottom: 2rem;
}

.mt-1 {
  margin-top: 0.5rem;
}

.mt-2 {
  margin-top: 1rem;
}

.mt-3 {
  margin-top: 1.5rem;
}

.mt-4 {
  margin-top: 2rem;
}