/**
 * GREY WHITE™ - Main Application Stylesheet
 * Brand: GREY WHITE™ - Quality That Connects
 * Theme: Premium Grey & White Industrial Modern Theme
 * Powered by Humans Information Technology Solutions (humansitsolutions.com)
 */

:root {
  /* Grey & White Core Palette */
  --gw-white: #ffffff;
  --gw-grey-50: #f8fafc;
  --gw-grey-100: #f1f5f9;
  --gw-grey-200: #e2e8f0;
  --gw-grey-300: #cbd5e1;
  --gw-grey-400: #94a3b8;
  --gw-grey-500: #64748b;
  --gw-grey-600: #475569;
  --gw-grey-700: #334155;
  --gw-grey-800: #1e293b;
  --gw-grey-900: #0f172a;
  --gw-black: #090d16;

  /* Accent Colors */
  --primary: #0284c7;
  --primary-dark: #0369a1;
  --primary-light: #38bdf8;
  --accent-wa: #25d366;
  --accent-wa-dark: #128c7e;

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Shadows & Transitions */
  --transition-fast: all 0.25s ease;
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 20px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 32px rgba(15, 23, 42, 0.12);
}

/* 1. Global Reset & Smooth Native Scrolling */
html,
body {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: auto !important;
  -webkit-overflow-scrolling: touch;
}

body {
  font-family: var(--font-body);
  color: var(--gw-grey-800);
  background-color: var(--gw-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

section {
  width: 100%;
  position: relative;
}

.container,
.container-fluid {
  width: 100%;
  max-width: 1280px;
  padding-left: 16px;
  padding-right: 16px;
  margin-left: auto;
  margin-right: auto;
}

.row {
  margin-left: -12px;
  margin-right: -12px;
}

.row > * {
  padding-left: 12px;
  padding-right: 12px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--gw-grey-900);
  letter-spacing: -0.02em;
}

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

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

/* 2. Top Bar */
.topbar {
  background-color: var(--gw-black);
  color: var(--gw-grey-400);
  font-size: 0.84rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  width: 100%;
}

.topbar-info {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.topbar-info-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar-info-item i {
  color: var(--primary-light);
}

.topbar-info-item a {
  color: var(--gw-grey-300);
}

.topbar-info-item a:hover {
  color: var(--gw-white);
}

.topbar-socials {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.topbar-socials a {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--gw-grey-200);
  font-size: 0.8rem;
  transition: var(--transition-fast);
}

.topbar-socials a:hover {
  background: var(--primary);
  color: var(--gw-white);
}

/* 3. Navigation Bar (White / Light Theme) */
.navbar-custom {
  background: #ffffff;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  transition: var(--transition-smooth);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 1020;
  width: 100%;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.06);
}

.navbar-custom.scrolled {
  background: rgba(255, 255, 255, 0.98);
  padding: 8px 0;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
  display: flex;
  align-items: center;
  padding: 0;
  margin: 0;
}

.brand-logo-img {
  height: 46px;
  max-width: 220px;
  width: auto;
  object-fit: contain;
}

.nav-link {
  color: var(--gw-dark) !important;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 8px 14px !important;
  position: relative;
  transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary) !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transition: var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

/* 4. Buttons */
.btn-primary-custom {
  background: linear-gradient(135deg, var(--gw-grey-800), var(--gw-black));
  color: var(--gw-white) !important;
  border: 1px solid var(--gw-grey-700);
  border-radius: 50px;
  padding: 11px 26px;
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.25);
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary-custom:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(2, 132, 199, 0.4);
}

.btn-outline-custom {
  background: transparent;
  color: var(--gw-white) !important;
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 50px;
  padding: 9px 24px;
  font-weight: 600;
  font-size: 0.92rem;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-outline-custom:hover {
  background: var(--gw-white);
  color: var(--gw-grey-900) !important;
  border-color: var(--gw-white);
  transform: translateY(-2px);
}

.btn-whatsapp-custom {
  background: linear-gradient(135deg, var(--accent-wa), var(--accent-wa-dark));
  color: var(--gw-white) !important;
  border: none;
  border-radius: 50px;
  padding: 10px 22px;
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-whatsapp-custom:hover {
  background: linear-gradient(135deg, var(--accent-wa-dark), #0b683a);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.45);
}

/* 5. Hero Carousel */
.hero-section {
  position: relative;
  background-color: var(--gw-grey-900);
  width: 100%;
  overflow: hidden;
}

.carousel-item {
  min-height: 580px;
  height: 600px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.carousel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(15, 23, 42, 0.75) 0%, rgba(15, 23, 42, 0.92) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-overlay .container {
  padding-left: 70px;
  padding-right: 70px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--gw-white);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 3.1rem;
  font-weight: 800;
  color: var(--gw-white);
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero-title span {
  color: var(--primary-light);
}

.hero-lead {
  font-size: 1.12rem;
  color: var(--gw-grey-300);
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 22px;
  line-height: 1.6;
}

.hero-features-chips {
  margin-bottom: 24px;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.84rem;
  font-weight: 600;
  color: #e2e8f0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 7px 18px;
  border-radius: 50px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: var(--transition-fast);
}

.hero-chip:hover {
  background: rgba(15, 23, 42, 0.85);
  border-color: rgba(255, 255, 255, 0.35);
  color: #ffffff;
  transform: translateY(-2px);
}

.carousel-control-prev,
.carousel-control-next {
  width: 48px;
  height: 48px;
  background: rgba(15, 23, 42, 0.75);
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.9;
  margin: 0;
  transition: all var(--transition-normal);
  z-index: 15;
}

.carousel-control-prev {
  left: 20px;
}

.carousel-control-next {
  right: 20px;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
  background: var(--primary);
  border-color: var(--primary);
  opacity: 1;
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.5);
}

/* 5.1 Subpage Headers with Background Photography */
.page-header {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 100px 0 80px !important;
  overflow: hidden;
  color: var(--gw-white);
  width: 100%;
}

.page-header-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.90) 0%, rgba(30, 41, 59, 0.82) 50%, rgba(15, 23, 42, 0.92) 100%);
  z-index: 1;
}

.page-header .container {
  position: relative;
  z-index: 2;
}

.cta-banner-bg {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  padding: 80px 0 !important;
  width: 100%;
}

.cta-banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.93) 0%, rgba(2, 132, 199, 0.85) 100%);
  z-index: 1;
}

.cta-banner-bg .container {
  position: relative;
  z-index: 2;
}

/* 6. Fast Inquiry Strip */
.fast-inquiry-container {
  width: 100%;
  padding: 0 16px;
  position: relative;
  z-index: 20;
}

.fast-inquiry-strip {
  background: var(--gw-white);
  border-radius: 16px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  padding: 24px 26px;
  margin-top: 24px;
  margin-bottom: 16px;
  border: 1px solid var(--gw-grey-200);
  width: 100%;
}

.inquiry-input-group label {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gw-grey-500);
  margin-bottom: 4px;
  display: block;
}

.inquiry-input-group .form-control,
.inquiry-input-group .form-select {
  border: 1px solid var(--gw-grey-300);
  border-radius: 8px;
  font-size: 0.9rem;
  padding: 9px 12px;
  font-weight: 500;
  color: var(--gw-grey-900);
}

/* 7. Section Headers */
.section-header {
  margin-bottom: 40px;
}

.section-subtitle {
  color: var(--gw-grey-600);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  display: inline-block;
  margin-bottom: 6px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--gw-grey-900);
}

.section-title span {
  color: var(--primary);
}

.section-desc {
  color: var(--gw-grey-500);
  font-size: 1rem;
  max-width: 650px;
  margin: 10px auto 0;
}

/* 8. Pillar & Product Cards (Grey & White Theme) */
.pillar-card {
  background: var(--gw-white);
  border-radius: 18px;
  border: 1px solid var(--gw-grey-200);
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--gw-grey-400);
}

.pillar-icon-box {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  background: var(--gw-grey-100);
  color: var(--gw-grey-800);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
  border: 1px solid var(--gw-grey-200);
  transition: var(--transition-smooth);
}

.pillar-card:hover .pillar-icon-box {
  background: var(--gw-grey-900);
  color: var(--gw-white);
}

.pillar-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.badge-electrical {
  background: var(--gw-grey-100);
  color: var(--gw-grey-800);
  border: 1px solid var(--gw-grey-300);
}

.badge-wire {
  background: #fee2e2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.badge-pipe {
  background: #ccfbf1;
  color: #0f766e;
  border: 1px solid #99f6e4;
}

/* Product Card */
.product-card {
  background: var(--gw-white);
  border-radius: 16px;
  border: 1px solid var(--gw-grey-200);
  overflow: hidden;
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--gw-grey-400);
}

.product-img-wrapper {
  position: relative;
  height: 210px;
  overflow: hidden;
  background: var(--gw-grey-100);
}

.product-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img-wrapper img {
  transform: scale(1.06);
}

.product-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  color: var(--gw-white);
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
}

.product-price-badge {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: var(--gw-grey-800);
  color: var(--gw-white);
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.product-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--gw-grey-900);
}

.product-specs {
  list-style: none;
  padding: 0;
  margin: 10px 0 16px;
  font-size: 0.86rem;
  color: var(--gw-grey-600);
}

.product-specs li {
  margin-bottom: 5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--gw-grey-200);
}

/* Filter Tabs */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.filter-btn {
  background: var(--gw-grey-100);
  border: 1px solid var(--gw-grey-300);
  color: var(--gw-grey-700);
  font-weight: 600;
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--gw-grey-900);
  color: var(--gw-white);
  border-color: var(--gw-grey-900);
}

/* 9. About & Counter Elements */
.about-image-wrapper {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.about-experience-badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(15, 23, 42, 0.95);
  color: var(--gw-white);
  padding: 16px 20px;
  border-radius: 14px;
  border: 1px solid var(--gw-grey-400);
  text-align: center;
}

.about-experience-badge .number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gw-white);
  line-height: 1;
}

.counter-card {
  background: var(--gw-white);
  border: 1px solid var(--gw-grey-200);
  border-radius: 14px;
  padding: 18px 12px;
  text-align: center;
  transition: var(--transition-smooth);
}

.counter-card:hover {
  transform: translateY(-4px);
  border-color: var(--gw-grey-400);
  box-shadow: var(--shadow-sm);
}

.counter-number {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--gw-grey-900);
  line-height: 1.2;
}

.counter-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gw-grey-500);
  margin-top: 2px;
}

/* 10. Why Us Section (Grey & White Palette) */
.why-us-section {
  background: linear-gradient(135deg, var(--gw-grey-900) 0%, var(--gw-grey-800) 100%);
  color: var(--gw-white);
  padding: 80px 0;
  width: 100%;
}

.feature-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 24px;
  transition: var(--transition-smooth);
  height: 100%;
}

.feature-box:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-4px);
}

.feature-box .icon-wrap {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--gw-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

/* 11. Google Map & Contact */
.map-container {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gw-grey-200);
  height: 380px;
  width: 100%;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.contact-card {
  background: var(--gw-white);
  border-radius: 18px;
  border: 1px solid var(--gw-grey-200);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  width: 100%;
}

.contact-info-card {
  background: linear-gradient(135deg, var(--gw-grey-900), var(--gw-grey-800));
  border-radius: 18px;
  padding: 30px;
  color: var(--gw-white);
  height: 100%;
  width: 100%;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--gw-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* 12. Footer */
.footer-main {
  background-color: var(--gw-black);
  color: var(--gw-grey-400);
  padding: 60px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  width: 100%;
}

.footer-about-text {
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 18px;
  color: var(--gw-grey-400);
}

.footer-title {
  color: var(--gw-white);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--gw-white);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--gw-grey-300);
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover {
  color: var(--gw-white);
  transform: translateX(3px);
}

.footer-contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.9rem;
}

.footer-contact-list li {
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-contact-list i {
  color: var(--primary-light);
}

.bottom-bar {
  background-color: #04060a;
  padding: 16px 0;
  margin-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.84rem;
  color: var(--gw-grey-500);
  width: 100%;
}

.powered-by-link {
  color: var(--primary-light);
  font-weight: 600;
  text-decoration: underline;
}

.powered-by-link:hover {
  color: var(--gw-white);
}

/* 13. Floating Action Buttons */
.floating-call-btn {
  position: fixed;
  bottom: 25px;
  left: 25px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gw-grey-800), var(--gw-black));
  border: 1px solid var(--gw-grey-600);
  color: var(--gw-white) !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
  z-index: 1000;
  transition: var(--transition-smooth);
}

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

.floating-whatsapp-btn {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent-wa);
  color: var(--gw-white) !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.45);
  z-index: 1000;
  transition: var(--transition-smooth);
}

.floating-whatsapp-btn:hover {
  transform: scale(1.1);
  background: var(--accent-wa-dark);
}

.back-to-top-btn {
  position: fixed;
  bottom: 90px;
  right: 29px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.9);
  color: var(--gw-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

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

.back-to-top-btn:hover {
  background: var(--primary);
  color: var(--gw-white);
  transform: translateY(-3px);
}

/* 14. Mobile Sticky Bottom Bar */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--gw-grey-900);
  padding: 8px 12px;
  display: flex;
  gap: 10px;
  z-index: 1010;
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.25);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-sticky-bar .btn {
  flex: 1;
  padding: 9px;
  font-size: 0.88rem;
  justify-content: center;
}

/* 14. Gallery Cards, Grid & Interactive Lightbox */
.gallery-card {
  background: var(--gw-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(226, 232, 240, 0.8);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.gallery-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.12);
  border-color: var(--primary-light);
}

.gallery-img-wrapper {
  position: relative;
  overflow: hidden;
  height: 260px;
  background: #0f172a;
  cursor: pointer;
}

.gallery-img-wrapper.poster-wrap {
  height: 350px;
}

.gallery-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.gallery-overlay-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--gw-white);
  font-size: 0.76rem;
  font-weight: 700;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 2;
}

.gallery-hover-action {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.2) 60%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  z-index: 3;
}

.gallery-card:hover .gallery-hover-action {
  opacity: 1;
}

.gallery-action-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gw-white);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
  border: none;
}

.gallery-action-btn:hover {
  transform: scale(1.15);
  background: var(--primary);
  color: var(--gw-white);
}

.gallery-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.gallery-title {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--gw-dark);
  margin-bottom: 8px;
  line-height: 1.4;
}

.gallery-desc {
  color: var(--gw-grey-500);
  font-size: 0.88rem;
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.gallery-footer {
  padding-top: 14px;
  border-top: 1px solid var(--gw-grey-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

/* Lightbox Modal Customization */
.gallery-lightbox-modal .modal-content {
  background: #0b1120;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
}

.gallery-lightbox-modal .modal-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 24px;
}

.gallery-lightbox-modal .modal-body {
  padding: 0;
  display: flex;
  flex-direction: column;
}

.lightbox-img-container {
  background: #020617;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 380px;
  max-height: 65vh;
  position: relative;
  overflow: hidden;
}

.lightbox-img-container img {
  max-width: 100%;
  max-height: 65vh;
  object-fit: contain;
  transition: opacity 0.3s ease;
}

.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
  z-index: 10;
}

.lightbox-nav-btn:hover {
  background: var(--primary);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-nav-prev {
  left: 16px;
}

.lightbox-nav-next {
  right: 16px;
}

.lightbox-details {
  padding: 24px;
  background: #0f172a;
}

/* 15. Responsive Breakpoints & Mobile Overflow Fixes */
@media (max-width: 991.98px) {
  .hero-title {
    font-size: 2.2rem;
  }
  .carousel-item {
    min-height: auto;
    height: 500px;
  }
  .carousel-overlay .container {
    padding-left: 55px;
    padding-right: 55px;
  }
  .navbar-collapse {
    background: #ffffff;
    border-radius: 14px;
    padding: 16px 20px;
    margin-top: 12px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(0, 0, 0, 0.08);
  }
  .fast-inquiry-strip {
    margin-top: 16px;
    padding: 18px 16px;
  }
}

@media (max-width: 767.98px) {
  .hero-title {
    font-size: 1.75rem;
  }
  .hero-lead {
    font-size: 0.95rem;
  }
  .carousel-item {
    min-height: auto;
    height: 440px;
  }
  .carousel-overlay .container {
    padding-left: 44px;
    padding-right: 44px;
  }
  .carousel-control-prev,
  .carousel-control-next {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
  }
  .carousel-control-prev {
    left: 6px;
  }
  .carousel-control-next {
    right: 6px;
  }
  .brand-logo-img {
    height: 36px;
    max-width: 150px;
  }
  .floating-call-btn,
  .floating-whatsapp-btn {
    bottom: 65px;
    width: 46px;
    height: 46px;
    font-size: 1.2rem;
  }
  .back-to-top-btn {
    bottom: 125px;
    right: 18px;
    width: 36px;
    height: 36px;
  }
  .footer-main {
    padding-bottom: 65px;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: 12px;
    padding-right: 12px;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .fast-inquiry-strip {
    padding: 16px 12px;
  }
}