/* ==========================================================================
   DEXXA COMPOUNDS - World-Class Corporate CSS Design System
   Branding: Dark Blue (#032B66), Vibrant Green (#6CCB2D), Tech White Background
   Theme: Modern + Premium + Industrial + Corporate (Apple + Siemens + BASF Aesthetic)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&display=swap');

:root {
  --dexxa-navy: #032B66;
  --dexxa-navy-dark: #011C45;
  --dexxa-navy-light: #074196;
  --dexxa-green: #6CCB2D;
  --dexxa-green-hover: #58AD21;
  --dexxa-green-glow: rgba(108, 203, 45, 0.35);
  --dexxa-dark: #0A1628;
  --dexxa-light: #F4F7FC;
  --dexxa-slate: #64748B;
  --dexxa-white: #FFFFFF;
  --dexxa-border: rgba(3, 43, 102, 0.12);
  --dexxa-shadow: 0 10px 30px -5px rgba(3, 43, 102, 0.1);
  --dexxa-shadow-hover: 0 20px 40px -5px rgba(3, 43, 102, 0.18);
  --dexxa-font: 'Poppins', sans-serif;
  --dexxa-transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--dexxa-font);
  background-color: #FAFCFF;
  color: #1E293B;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  color: var(--dexxa-navy);
  letter-spacing: -0.02em;
}

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

/* Utility Classes */
.text-navy { color: var(--dexxa-navy) !important; }
.text-green { color: var(--dexxa-green) !important; }
.bg-navy { background-color: var(--dexxa-navy) !important; }
.bg-green { background-color: var(--dexxa-green) !important; }
.bg-light-custom { background-color: var(--dexxa-light) !important; }

/* Custom Buttons */
.btn-dexxa-primary {
  background: linear-gradient(135deg, var(--dexxa-navy) 0%, var(--dexxa-navy-light) 100%);
  color: var(--dexxa-white);
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 50px;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(3, 43, 102, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--dexxa-transition);
}

.btn-dexxa-primary:hover {
  background: var(--dexxa-navy-dark);
  color: var(--dexxa-green);
  border-color: var(--dexxa-green);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(3, 43, 102, 0.35);
}

.btn-dexxa-green {
  background: linear-gradient(135deg, var(--dexxa-green) 0%, #7FE03B 100%);
  color: var(--dexxa-navy-dark);
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 50px;
  border: none;
  box-shadow: 0 4px 15px var(--dexxa-green-glow);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--dexxa-transition);
}

.btn-dexxa-green:hover {
  background: var(--dexxa-green-hover);
  color: var(--dexxa-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(108, 203, 45, 0.5);
}

.btn-dexxa-outline {
  border: 2px solid var(--dexxa-navy);
  color: var(--dexxa-navy);
  font-weight: 600;
  padding: 10px 26px;
  border-radius: 50px;
  background: transparent;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--dexxa-transition);
}

.btn-dexxa-outline:hover {
  background: var(--dexxa-navy);
  color: var(--dexxa-white);
  transform: translateY(-2px);
}

/* Loading Screen */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--dexxa-navy);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-polymer {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-left-color: var(--dexxa-green);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}

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

/* Header & Sticky Navbar */
.top-bar {
  background-color: var(--dexxa-navy-dark);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar a {
  color: rgba(255, 255, 255, 0.85);
}

.top-bar a:hover {
  color: var(--dexxa-green);
}

.main-navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dexxa-border);
  position: sticky;
  top: 0;
  z-index: 1030;
  transition: var(--dexxa-transition);
}

.main-navbar.scrolled {
  box-shadow: 0 10px 25px rgba(3, 43, 102, 0.12);
  padding-top: 6px;
  padding-bottom: 6px;
}

.navbar-brand {
  padding: 8px 18px;
  background: #FFFFFF;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(3, 43, 102, 0.12);
  border: 2px solid rgba(108, 203, 45, 0.4);
  display: inline-flex;
  align-items: center;
  transition: var(--dexxa-transition);
}

.navbar-brand:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(108, 203, 45, 0.35);
  border-color: var(--dexxa-green);
}

.navbar-brand img {
  height: 88px;
  width: auto;
  object-fit: contain;
  filter: contrast(1.05) brightness(1.02);
  transition: var(--dexxa-transition);
}

.main-navbar.scrolled .navbar-brand img {
  height: 72px;
}

.nav-link {
  color: var(--dexxa-navy) !important;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 24px 14px !important;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 15px;
  left: 14px;
  right: 14px;
  height: 3px;
  background-color: var(--dexxa-green);
  border-radius: 2px;
  transform: scaleX(0);
  transition: var(--dexxa-transition);
}

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

/* Mega Menu & Auto-Hover Dropdowns (With Gap Bridge & Focus Protection) */
@media (min-width: 992px) {
  .nav-item.dropdown {
    position: relative;
  }

  .nav-item.dropdown:hover > .dropdown-menu,
  .dropdown-menu:hover,
  .dropdown-menu:focus-within {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    margin-top: 0 !important;
    transform: translateY(0) !important;
    pointer-events: auto !important;
  }

  /* Invisible hover bridge to prevent menu from closing when moving mouse into submenu */
  .dropdown-menu::before {
    content: '';
    position: absolute;
    top: -15px;
    left: 0;
    right: 0;
    height: 20px;
    background: transparent;
  }
}

@keyframes fadeInDropdown {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mega-dropdown {
  position: static !important;
}

.mega-menu {
  width: 100%;
  left: 0;
  right: 0;
  top: 100% !important;
  border: none;
  border-radius: 0 0 16px 16px;
  box-shadow: 0 20px 40px rgba(3, 43, 102, 0.18);
  padding: 28px;
  background: #FFFFFF;
}

.mega-menu-item {
  padding: 10px 14px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--dexxa-transition);
}

.mega-menu-item:hover {
  background: var(--dexxa-light);
  transform: translateX(4px);
}

.mega-menu-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(3, 43, 102, 0.08);
  color: var(--dexxa-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.mega-menu-item:hover .mega-menu-icon {
  background: var(--dexxa-green);
  color: var(--dexxa-navy-dark);
}

/* Hero Section & Swiper */
.hero-slider-section {
  position: relative;
  overflow: hidden;
  background: var(--dexxa-navy-dark);
}

.hero-slide {
  height: 82vh;
  min-height: 600px;
  position: relative;
  display: flex;
  align-items: center;
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
  filter: brightness(0.8);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(3, 43, 102, 0.92) 0%, rgba(3, 43, 102, 0.5) 60%, rgba(3, 43, 102, 0.1) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--dexxa-white);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(108, 203, 45, 0.15);
  border: 1px solid var(--dexxa-green);
  color: var(--dexxa-green);
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--dexxa-white);
  margin-bottom: 20px;
}

.hero-title span {
  color: var(--dexxa-green);
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 620px;
  margin-bottom: 30px;
}

/* Feature Counters Bar */
.counter-box {
  background: var(--dexxa-white);
  border-radius: 16px;
  padding: 30px 20px;
  box-shadow: var(--dexxa-shadow);
  border-top: 4px solid var(--dexxa-green);
  text-align: center;
  transition: var(--dexxa-transition);
}

.counter-box:hover {
  transform: translateY(-8px);
  box-shadow: var(--dexxa-shadow-hover);
}

.counter-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--dexxa-navy);
  line-height: 1;
  margin-bottom: 8px;
}

.counter-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dexxa-slate);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Section Header */
.section-title-wrap {
  margin-bottom: 50px;
}

.sub-tag {
  color: var(--dexxa-green);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  display: block;
  margin-bottom: 8px;
}

.section-main-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--dexxa-navy);
}

/* Product Cards */
.product-card {
  background: var(--dexxa-white);
  border-radius: 16px;
  border: 1px solid var(--dexxa-border);
  overflow: hidden;
  box-shadow: var(--dexxa-shadow);
  transition: var(--dexxa-transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--dexxa-shadow-hover);
  border-color: var(--dexxa-green);
}

.product-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: var(--dexxa-navy-dark);
}

.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.product-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  background: var(--dexxa-navy);
  color: var(--dexxa-green);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
}

.product-card-body {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.product-desc {
  font-size: 0.9rem;
  color: var(--dexxa-slate);
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Technical Table */
.table-tds {
  width: 100%;
  border-collapse: collapse;
  background: var(--dexxa-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--dexxa-shadow);
}

.table-tds th {
  background: var(--dexxa-navy);
  color: var(--dexxa-white);
  padding: 16px 20px;
  font-size: 0.95rem;
  text-align: left;
}

.table-tds td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--dexxa-border);
  font-size: 0.9rem;
}

.table-tds tr:nth-child(even) {
  background: #F8FAFC;
}

/* Industry Grid Card with Real Product Images */
.industry-card {
  background: var(--dexxa-white);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--dexxa-border);
  box-shadow: var(--dexxa-shadow);
  text-align: center;
  transition: var(--dexxa-transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.industry-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--dexxa-shadow-hover);
  border-color: var(--dexxa-green);
}

.industry-card-img {
  position: relative;
  height: 150px;
  overflow: hidden;
  background: var(--dexxa-navy-dark);
}

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

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

.industry-card-body {
  padding: 16px 14px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--dexxa-navy);
  color: var(--dexxa-white);
  border-top: 3px solid var(--dexxa-green);
}

.industry-card-body h5 {
  color: var(--dexxa-white);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 4px;
  transition: var(--dexxa-transition);
}

.industry-card:hover .industry-card-body h5 {
  color: var(--dexxa-green);
}

.industry-card-body small {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.82rem;
}

/* Floating Actions */
.floating-whatsapp {
  position: fixed;
  bottom: 90px;
  right: 25px;
  width: 56px;
  height: 56px;
  background: #25D366;
  color: #FFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: var(--dexxa-transition);
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  color: #FFF;
}

.floating-call {
  position: fixed;
  bottom: 155px;
  right: 25px;
  width: 56px;
  height: 56px;
  background: var(--dexxa-green);
  color: #FFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 10px 25px rgba(0, 200, 83, 0.4);
  z-index: 1000;
  transition: var(--dexxa-transition);
}

.floating-call:hover {
  transform: scale(1.1);
  color: #FFF;
}

#back-to-top {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 50px;
  height: 50px;
  background: var(--dexxa-navy);
  color: var(--dexxa-green);
  border-radius: 50%;
  border: 2px solid var(--dexxa-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 10px 25px rgba(3, 43, 102, 0.3);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--dexxa-transition);
}

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

#back-to-top:hover {
  background: var(--dexxa-green);
  color: var(--dexxa-navy-dark);
}

/* Footer */
footer {
  background: var(--dexxa-navy-dark);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 80px;
  padding-bottom: 30px;
  border-top: 4px solid var(--dexxa-green);
}

footer h5 {
  color: var(--dexxa-white);
  font-weight: 700;
  margin-bottom: 24px;
}

footer a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
}

footer a:hover {
  color: var(--dexxa-green);
  padding-left: 5px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 60px;
  padding-top: 25px;
  font-size: 0.85rem;
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
  .hero-title { font-size: 2.4rem; }
  .hero-slide { height: auto; min-height: 500px; padding: 60px 0; }
  .nav-link::after { display: none; }
}