/* 
====================================================
LUMINEX STAR TECHNICAL SERVICES L.L.C
Premium Corporate Stylesheet
====================================================
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Poppins:wght@500;600;700;800&display=swap');

/* ====================================================
   CSS VARIABLES
==================================================== */
:root {
  --primary-color: #0F4C81;
  --primary-hover: #0a355c;
  --secondary-color: #FFFFFF;
  --dark-text: #2D3748;
  --light-text: #718096;
  --bg-color: #F5F7FA;
  --border-color: #E2E8F0;
  
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --transition: all 0.3s ease;
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* ====================================================
   RESET & BASE STYLES
==================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--dark-text);
  background-color: var(--secondary-color);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

p {
  margin-bottom: 1rem;
  color: var(--light-text);
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 100px 0;
}

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

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

/* ====================================================
   TYPOGRAPHY
==================================================== */
.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 50%;
  height: 3px;
  background-color: var(--primary-color);
}

.text-center .section-title::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--light-text);
  margin-bottom: 3rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ====================================================
   BUTTONS (PREMIUM LUXURY DESIGN SYSTEM)
==================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.3px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #0F4C81 0%, #1765a3 100%);
  color: #FFFFFF !important;
  box-shadow: 0 8px 20px rgba(15, 76, 129, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1765a3 0%, #0F4C81 100%);
  color: #FFFFFF !important;
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(15, 76, 129, 0.45);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #FFFFFF !important;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #128C7E 0%, #25D366 100%);
  color: #FFFFFF !important;
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(37, 211, 102, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background: var(--primary-color);
  color: #FFFFFF !important;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(15, 76, 129, 0.3);
}

.hero .btn-outline {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #FFFFFF !important;
  border: 2px solid rgba(255, 255, 255, 0.85);
}

.hero .btn-outline:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #FFFFFF !important;
  border-color: #FFFFFF;
  transform: translateY(-3px);
}

/* ====================================================
   HEADER & NAVIGATION
==================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
  padding: 20px 0;
  background-color: transparent;
}

.header.scrolled {
  background-color: var(--secondary-color);
  box-shadow: var(--shadow-sm);
  padding: 15px 0;
}

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

.logo {
  font-family: var(--font-heading);
  color: var(--secondary-color);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  height: 54px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: inherit;
}

.logo-subtitle {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: inherit;
  opacity: 0.85;
}

.header.scrolled .logo {
  color: var(--primary-color);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links li a {
  color: var(--secondary-color);
  font-weight: 500;
  font-family: var(--font-body);
  transition: var(--transition);
  position: relative;
}

.nav-links li a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--primary-color);
  transition: var(--transition);
}

.header.scrolled .nav-links li a {
  color: var(--dark-text);
}

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

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

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  color: var(--secondary-color);
  cursor: pointer;
  background: none;
  border: none;
}

.header.scrolled .mobile-menu-btn {
  color: var(--dark-text);
}

/* ====================================================
   HERO MULTI-BUILDING ANIMATED SLIDER
==================================================== */
.hero {
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg-slider {
  position: absolute;
  top: -5%;
  left: -5%;
  width: 110%;
  height: 110%;
  z-index: 1;
  pointer-events: none;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  animation: heroSlideFade 18s infinite ease-in-out;
  will-change: opacity, transform;
}

.hero-slide.slide-1 {
  background-image: linear-gradient(rgba(15, 76, 129, 0.75), rgba(45, 55, 72, 0.85)), url('../images/hero-bg.jpg');
  animation-delay: 0s;
}

.hero-slide.slide-2 {
  background-image: linear-gradient(rgba(15, 76, 129, 0.75), rgba(45, 55, 72, 0.85)), url('../images/hero-bg-2.jpg');
  animation-delay: 6s;
}

.hero-slide.slide-3 {
  background-image: linear-gradient(rgba(15, 76, 129, 0.75), rgba(45, 55, 72, 0.85)), url('../images/hero-bg-3.jpg');
  animation-delay: 12s;
}

@keyframes heroSlideFade {
  0% {
    opacity: 0;
    transform: scale(1.15) translateY(-35px);
  }
  6% {
    opacity: 1;
    transform: scale(1.12) translateY(-25px);
  }
  28% {
    opacity: 1;
    transform: scale(1.03) translateY(8px);
  }
  34.5% {
    opacity: 0;
    transform: scale(1.0) translateY(15px);
  }
  100% {
    opacity: 0;
    transform: scale(1.0) translateY(15px);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  color: var(--secondary-color);
  margin-top: 50px;
}

.hero-title {
  font-size: 4rem;
  color: var(--secondary-color);
  margin-bottom: 1.5rem;
  animation: fadeUp 1s ease 0.2s forwards;
  opacity: 0;
  transform: translateY(30px);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2.5rem;
  animation: fadeUp 1s ease 0.4s forwards;
  opacity: 0;
  transform: translateY(30px);
}

.hero-btns {
  display: flex;
  gap: 1rem;
  animation: fadeUp 1s ease 0.6s forwards;
  opacity: 0;
  transform: translateY(30px);
}

/* ====================================================
   CARDS & GRIDS
==================================================== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

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

/* Service Card */
.service-card {
  background-color: var(--secondary-color);
  padding: 2.5rem 2rem;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background-color: var(--primary-color);
  transition: var(--transition);
  z-index: -1;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.service-card:hover::before {
  height: 100%;
}

.service-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.service-card:hover .service-icon,
.service-card:hover h3,
.service-card:hover p {
  color: var(--secondary-color);
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  transition: var(--transition);
}

.service-link {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
  font-family: var(--font-heading);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-card:hover .service-link {
  color: var(--secondary-color);
}

/* Project Card */
.project-card {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  position: relative;
  group: project;
}

.project-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-img {
  transform: scale(1.1);
}

.project-info {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: var(--secondary-color);
  transform: translateY(20px);
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover .project-info {
  transform: translateY(0);
  opacity: 1;
}

.project-info h3 {
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
}

.project-info p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0;
  font-size: 0.9rem;
}

/* Feature/Why Choose Us Card */
.feature-item {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background-color: var(--bg-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary-color);
  flex-shrink: 0;
}

/* ====================================================
   PROCESS SECTION
==================================================== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  text-align: center;
}

.process-step {
  position: relative;
}

.process-step:not(:last-child)::after {
  content: '\f061';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  position: absolute;
  top: 40px;
  right: -15px;
  color: var(--border-color);
  font-size: 1.5rem;
}

.process-icon {
  width: 80px;
  height: 80px;
  background-color: var(--secondary-color);
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--primary-color);
  margin: 0 auto 1.5rem;
  transition: var(--transition);
}

.process-step:hover .process-icon {
  background-color: var(--primary-color);
  color: var(--secondary-color);
  transform: scale(1.1);
}

/* ====================================================
   STATISTICS
==================================================== */
.stats-section {
  background-color: var(--primary-color);
  color: var(--secondary-color);
  padding: 80px 0;
}

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

.stat-number {
  font-size: 3.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--secondary-color);
}

.stat-text {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
}

/* ====================================================
   TESTIMONIALS
==================================================== */
.testimonial-card {
  background-color: var(--secondary-color);
  padding: 2.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  margin: 1rem;
}

.stars {
  color: #F59E0B;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 1.5rem;
}

.client-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.client-img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}

.client-name {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--dark-text);
}

/* ====================================================
   FAQ SECTION
==================================================== */
.faq-item {
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
}

.faq-question {
  padding: 1.25rem 1.5rem;
  background-color: var(--secondary-color);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-weight: 600;
  transition: var(--transition);
}

.faq-question:hover, .faq-question.active {
  background-color: var(--bg-color);
  color: var(--primary-color);
}

.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  background-color: var(--secondary-color);
}

.faq-item.active .faq-answer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* ====================================================
   FORMS
==================================================== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
  background-color: var(--bg-color);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  background-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.1);
}

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

/* Glassmorphism Card (for quote on home) */
.glass-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  padding: 3rem;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ====================================================
   FOOTER
==================================================== */
.footer {
  background-color: #1A202C;
  color: #E2E8F0;
  padding: 80px 0 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  font-family: var(--font-heading);
  color: var(--secondary-color);
  margin-bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.footer-logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.footer p {
  color: #A0AEC0;
}

.footer h4 {
  color: var(--secondary-color);
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #A0AEC0;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--secondary-color);
  padding-left: 5px;
}

.contact-info li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  color: #A0AEC0;
}

.contact-info i {
  color: var(--primary-color);
  margin-top: 5px;
}

.footer-bottom {
  border-top: 1px solid #2D3748;
  padding: 1.5rem 0;
  text-align: center;
  color: #A0AEC0;
}

/* ====================================================
   SPECIAL FEATURES
==================================================== */
.floating-btn {
  position: fixed;
  bottom: 30px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--secondary-color);
  box-shadow: var(--shadow-lg);
  z-index: 99;
  transition: var(--transition);
}

.whatsapp-btn {
  right: 30px;
  background-color: #25D366;
}

.whatsapp-btn:hover {
  background-color: #128C7E;
  transform: scale(1.1);
  color: white;
}

.call-btn {
  right: 100px;
  background-color: var(--primary-color);
}

.call-btn:hover {
  background-color: var(--primary-hover);
  transform: scale(1.1);
  color: white;
}

.back-to-top {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 50px;
  height: 50px;
  background-color: var(--dark-text);
  color: var(--secondary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 99;
  border: none;
}

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

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

/* Animations */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Page Header for inner pages */
.page-header {
  padding: 150px 0 80px;
  background-color: var(--primary-color);
  color: var(--secondary-color);
  text-align: center;
  background-image: linear-gradient(rgba(15, 76, 129, 0.9), rgba(15, 76, 129, 0.9)), url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
}

.page-header h1 {
  color: var(--secondary-color);
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
  color: var(--secondary-color);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

/* ====================================================
   RESPONSIVE DESIGN
==================================================== */
@media (max-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
  
  .process-step:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 250px;
    background-color: var(--secondary-color);
    flex-direction: column;
    padding: 80px 30px;
    box-shadow: -5px 0 15px rgba(0,0,0,0.1);
    transition: var(--transition);
  }

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

  .nav-links li a {
    color: var(--dark-text);
  }

  .mobile-menu-btn {
    display: block;
    z-index: 1001;
  }
  
  .header.nav-active .mobile-menu-btn {
    color: var(--dark-text);
  }

  .hero {
    height: auto;
    min-height: 100vh;
    padding: 130px 0 70px;
  }

  .hero-content {
    margin-top: 10px;
  }

  .hero-title {
    font-size: 2.2rem;
    line-height: 1.25;
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: 1.05rem;
    margin-bottom: 2rem;
  }

  .hero-btns {
    flex-direction: column;
    width: 100%;
    max-width: 340px;
    gap: 0.85rem;
  }

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

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .stats-section .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .hero-title {
    font-size: 1.8rem;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }
  
  .floating-btn {
    width: 48px;
    height: 48px;
    font-size: 1.35rem;
    bottom: 20px;
  }
  
  .whatsapp-btn {
    right: 16px;
  }

  .call-btn {
    right: 74px;
  }

  .back-to-top {
    left: 16px;
    bottom: 20px !important;
  }
}

/* Project Cards Interactivity & Styling */
a.project-card, .project-card {
  display: block;
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

a.project-card:hover, .project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
}

.project-card .project-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

a.project-card:hover .project-img, .project-card:hover .project-img {
  transform: scale(1.05);
}

.project-card .project-info {
  padding: 1.25rem;
}

.project-card .project-info h3 {
  font-size: 1.2rem;
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
  transition: color 0.2s ease;
}

a.project-card:hover .project-info h3, .project-card:hover .project-info h3 {
  color: var(--primary-color);
}

/* ====================================================
   7. Interactive Lightbox & Modal System
==================================================== */
.clickable-item {
  cursor: pointer !important;
  position: relative;
}

.clickable-item::after {
  content: '\f00e';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
  z-index: 5;
}

.clickable-item:hover::after {
  opacity: 1;
  transform: scale(1.1);
}

/* Lightbox Modal */
.custom-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 20px;
}

.custom-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.custom-modal-content {
  background: white;
  border-radius: 16px;
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.custom-modal-overlay.active .custom-modal-content {
  transform: scale(1) translateY(0);
}

.custom-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: #f1f5f9;
  color: #334155;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
}

.custom-modal-close:hover {
  background: #e2e8f0;
  color: #0f172a;
  transform: rotate(90deg);
}

/* Lightbox Specific Image */
.lightbox-img-wrapper {
  text-align: center;
  background: #000;
  border-radius: 16px 16px 0 0;
  overflow: hidden;
  max-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img-wrapper img {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
}

.lightbox-caption {
  padding: 1.5rem 2rem;
  background: white;
  border-radius: 0 0 16px 16px;
}

.lightbox-caption h3 {
  font-size: 1.35rem;
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
}

.lightbox-caption p {
  color: #64748b;
  margin: 0;
  font-size: 0.95rem;
}

/* Service Detail Modal */
.service-modal-header {
  padding: 2.5rem 2rem 1.5rem;
  background: linear-gradient(135deg, var(--secondary-color), #1e293b);
  color: white;
  border-radius: 16px 16px 0 0;
  position: relative;
}

.service-modal-header i {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  display: block;
}

.service-modal-header h3 {
  font-size: 1.75rem;
  margin: 0;
  color: white;
}

.service-modal-body {
  padding: 2rem;
}

.service-modal-body p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #475569;
  margin-bottom: 1.5rem;
}

.service-modal-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e2e8f0;
}

/* ====================================================
   FLOATING WHATSAPP BUTTON & MOBILE TARGETS
==================================================== */
.whatsapp-float {
  position: fixed;
  width: 56px;
  height: 56px;
  bottom: 24px;
  right: 24px;
  background-color: #25D366;
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-decoration: none;
}

.whatsapp-float:hover,
.whatsapp-float:focus {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.6);
  color: #FFF;
}

/* Adjust back-to-top position to avoid overlapping WhatsApp button */
.back-to-top {
  bottom: 92px !important;
  min-width: 44px;
  min-height: 44px;
}

/* Form Input Mobile Zoom Fix (>=16px font-size for iOS) */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
select,
textarea {
  font-size: 16px !important;
  min-height: 44px;
}

/* Accessible Touch Target Sizing */
.nav-links a,
.btn,
.footer-links a,
.whatsapp-float,
.back-to-top,
.mobile-menu-btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* Form Feedback & Reassurance Styling */
.form-response {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 6px;
  font-size: 0.95rem;
  display: none;
}

.form-response.success {
  display: block;
  background-color: #fefce8;
  border: 1px solid #ca8a04;
  color: #854d0e;
}

.form-response.error {
  display: block;
  background-color: #fef2f2;
  border: 1px solid #ef4444;
  color: #991b1b;
}

.form-reassurance {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--light-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}