/* ==========================================================================
   QATAR EPOXY - PREMIUM INDUSTRIAL DESIGN SYSTEM
   High-Contrast Modern Industrial Palette & Engineered Architecture
   ========================================================================== */

:root {
  /* Rich Technical Midnight & Obsidian Color Palette */
  --color-slate-950: #070a12; /* Deep Obsidian */
  --color-slate-900: #0c1322; /* Rich Midnight Technical Navy */
  --color-slate-850: #121c32; /* Elevated Surface Navy */
  --color-slate-800: #192642; /* Card & Panel Surface */
  --color-slate-750: #23355b; /* High-Definition Card & Table Borders */
  --color-slate-700: #2f4575; /* Interactive Borders & Separators */
  --color-slate-600: #455d94; /* Icons & Muted Accents */
  --color-slate-400: #9cb1d4; /* Crisp Secondary Text */
  --color-slate-300: #d6e2f5; /* Bright Readable Body Text (WCAG AAA) */
  --color-slate-200: #edf3fc; /* High-Contrast Text */
  --color-slate-100: #f5f8fd;
  --color-slate-50:  #ffffff;
  --color-white:     #ffffff;

  /* Safety Gold & High-Visibility Amber Accents */
  --color-amber-500: #f59e0b;
  --color-amber-600: #d97706;
  --color-amber-400: #fbbf24;
  --color-amber-300: #fde047;
  --color-amber-100: #fef3c7;

  /* High-Tech Engineering Sapphire / Cyan */
  --color-cyan-500:  #0284c7;
  --color-cyan-400:  #38bdf8;
  --color-cyan-300:  #7dd3fc;
  --color-cyan-900:  #082f49;
  --color-emerald-500: #10b981;
  --color-emerald-400: #34d399;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Outfit', var(--font-sans);

  /* Shadows & Luminous Depth */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 28px -4px rgba(0, 0, 0, 0.45);
  --shadow-xl: 0 24px 44px -8px rgba(0, 0, 0, 0.65);
  --shadow-glow: 0 0 25px rgba(245, 158, 11, 0.35);
  --shadow-cyan-glow: 0 0 25px rgba(56, 189, 248, 0.25);
  --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;

  /* Container */
  --container-max: 1280px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-slate-950);
  background-image: 
    radial-gradient(ellipse 90% 55% at 50% -20%, rgba(245, 158, 11, 0.09), transparent 70%),
    radial-gradient(ellipse 60% 40% at 90% 70%, rgba(56, 189, 248, 0.06), transparent 60%),
    linear-gradient(180deg, #070a12 0%, #0c1322 50%, #070a12 100%);
  background-attachment: fixed;
  color: var(--color-slate-300);
  line-height: 1.65;
  overflow-x: hidden;
  max-width: 100vw;
  padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px)); /* Space for mobile sticky CTA bar */
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-white);
  line-height: 1.22;
  font-weight: 700;
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2.1rem, 5.2vw, 3.6rem); text-shadow: 0 2px 10px rgba(0,0,0,0.5); }
h2 { font-size: clamp(1.75rem, 3.6vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2.4vw, 1.8rem); }
h4 { font-size: 1.2rem; }
p { margin-bottom: 1rem; color: var(--color-slate-300); }
a { color: var(--color-amber-400); text-decoration: none; transition: var(--transition-fast); }
a:hover { color: var(--color-amber-300); }

img, svg, video, iframe {
  max-width: 100%;
  height: auto;
  display: block;
}

input, select, textarea, button {
  max-width: 100%;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (max-width: 640px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* Badges & Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.95rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 9999px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.badge-amber {
  background-color: rgba(245, 158, 11, 0.18);
  color: var(--color-amber-300);
  border: 1px solid rgba(245, 158, 11, 0.45);
}

.badge-cyan {
  background-color: rgba(2, 132, 199, 0.18);
  color: var(--color-cyan-300);
  border: 1px solid rgba(56, 189, 248, 0.45);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.65rem;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  text-align: center;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-amber-400) 0%, var(--color-amber-600) 100%);
  color: #070a12;
  box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(245, 158, 11, 0.5);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #fef08a 0%, var(--color-amber-500) 100%);
  color: #070a12;
  box-shadow: 0 6px 24px rgba(245, 158, 11, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--color-slate-850);
  color: var(--color-white);
  border: 1px solid var(--color-slate-700);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover {
  background-color: var(--color-slate-800);
  border-color: var(--color-slate-500);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline-amber {
  background-color: rgba(245, 158, 11, 0.08);
  color: var(--color-amber-400);
  border: 1px solid rgba(245, 158, 11, 0.5);
}

.btn-outline-amber:hover {
  background-color: rgba(245, 158, 11, 0.2);
  color: var(--color-amber-300);
  border-color: var(--color-amber-400);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.52rem 0.95rem;
  font-size: 0.82rem;
  border-radius: 6px;
}

.btn-lg {
  padding: 1.1rem 2.25rem;
  font-size: 1.05rem;
  border-radius: 8px;
}

/* ==========================================================================
   HEADER & NAVIGATION — PERFECTED ALIGNMENT & RESPONSIVENESS
   ========================================================================== */
.site-topbar {
  background-color: #060910;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 0.85rem;
  padding: 0.55rem 0;
  color: var(--color-slate-400);
}

@media (max-width: 767px) {
  .site-topbar {
    display: none;
  }
}

.site-topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.topbar-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-slate-300);
  font-weight: 500;
}

.topbar-link:hover {
  color: var(--color-amber-400);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(8, 12, 21, 0.94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-slate-750);
  padding: 0;
  height: 74px;
  display: flex;
  align-items: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 0.75rem;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-symbol {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-amber-400) 0%, var(--color-amber-600) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  color: #070a12;
  font-size: 1.25rem;
  font-family: var(--font-heading);
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.45);
  flex-shrink: 0;
}

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

.logo-title {
  font-size: 1.22rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.025em;
  line-height: 1.1;
  white-space: nowrap;
}

.logo-subtitle {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-amber-400);
  font-weight: 700;
  white-space: nowrap;
}

@media (max-width: 480px) {
  .logo-symbol {
    width: 32px;
    height: 32px;
    font-size: 1.05rem;
  }
  .logo-title {
    font-size: 1.05rem;
  }
  .logo-subtitle {
    font-size: 0.52rem;
  }
}

/* Desktop Navigation */
.desktop-nav {
  display: none;
  align-items: center;
  gap: clamp(0.2rem, 0.55vw, 0.75rem);
  margin: 0;
  padding: 0;
}

@media (min-width: 1200px) {
  .desktop-nav {
    display: flex;
  }
}

.nav-link {
  color: var(--color-slate-200);
  font-weight: 600;
  font-size: clamp(0.78rem, 0.85vw, 0.88rem);
  padding: 0.4rem clamp(0.3rem, 0.5vw, 0.55rem);
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-amber-400);
  background-color: rgba(245, 158, 11, 0.1);
}

/* Dropdown Menus */
.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 270px;
  background-color: rgba(12, 19, 34, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-slate-750);
  border-radius: 10px;
  padding: 0.65rem 0;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.06);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 1000;
  pointer-events: none;
}

/* Invisible bridge so mouse movement across gap doesn't close dropdown */
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  width: 100%;
  height: 12px;
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Specific left-alignment for the first dropdown (Epoxy Flooring) so it opens toward center */
.nav-dropdown:first-child .dropdown-menu {
  left: 0;
  transform: translateY(8px);
}

.nav-dropdown:first-child:hover .dropdown-menu {
  transform: translateY(0);
}

/* Two-Column Mega Dropdown for High-Item Menus */
.dropdown-menu.mega-menu {
  min-width: 510px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.2rem 0.75rem;
  padding: 0.85rem 1rem;
}

.dropdown-item {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  color: var(--color-slate-300);
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: 6px;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.dropdown-item:hover {
  background-color: rgba(245, 158, 11, 0.12);
  color: var(--color-amber-400);
  padding-left: 0.95rem;
}

/* Header CTAs & Actions */
.header-cta {
  display: none;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .header-cta {
    display: flex;
  }
}

.header-cta .btn {
  padding: 0.52rem 0.95rem;
  font-size: 0.82rem;
  white-space: nowrap;
}

/* Mobile Toggle Button */
.mobile-toggle-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: var(--color-slate-900);
  border: 1px solid var(--color-slate-750);
  border-radius: 8px;
  cursor: pointer;
  padding: 0.55rem;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  margin-left: auto;
}

@media (min-width: 768px) {
  .mobile-toggle-btn {
    margin-left: 0.5rem;
  }
}

@media (min-width: 1200px) {
  .mobile-toggle-btn {
    display: none;
  }
}

.mobile-toggle-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-white);
  transition: var(--transition-fast);
}

/* ==========================================================================
   MOBILE DRAWER & BACKDROP & ACCORDION SUBMENUS
   ========================================================================== */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 420px;
  height: 100vh;
  height: 100dvh;
  background-color: rgba(7, 10, 18, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 2000;
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: 12px 0 40px rgba(0, 0, 0, 0.85);
  border-right: 1px solid var(--color-slate-750);
}

.mobile-drawer.active {
  transform: translateX(0);
}

.drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.drawer-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--color-slate-800);
}

.drawer-close-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-slate-750);
  border-radius: 8px;
  color: var(--color-white);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.drawer-close-btn:hover {
  background: rgba(245, 158, 11, 0.2);
  color: var(--color-amber-400);
  border-color: var(--color-amber-500);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mobile-nav-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 0.35rem;
}

.mobile-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0;
}

.mobile-nav-link {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-white);
  display: block;
  transition: color var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--color-amber-400);
}

.submenu-toggle {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-slate-750);
  color: var(--color-amber-400);
  width: 30px;
  height: 30px;
  border-radius: 6px;
  font-size: 1.2rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.submenu-toggle:hover {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--color-amber-500);
}

.mobile-submenu {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.5rem 0 0.5rem 0.75rem;
  margin-top: 0.25rem;
  border-left: 2px solid var(--color-slate-750);
}

.mobile-nav-item.active .mobile-submenu {
  display: flex;
}

.mobile-sub-link {
  font-size: 0.9rem;
  color: var(--color-slate-300);
  padding: 0.35rem 0;
  display: block;
  transition: all var(--transition-fast);
}

.mobile-sub-link:hover {
  color: var(--color-amber-400);
  padding-left: 4px;
}

/* ==========================================================================
   SECTIONS & HERO
   ========================================================================== */
section {
  padding: 5rem 0;
  position: relative;
}

.section-header {
  margin-bottom: 3rem;
  max-width: 820px;
}

.section-header.text-center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-eyebrow {
  color: var(--color-amber-400);
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
  display: inline-block;
  background: rgba(245, 158, 11, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.section-description {
  font-size: 1.15rem;
  color: var(--color-slate-300);
  margin-top: 1rem;
}

/* Hero Section */
.hero-section {
  padding: 5.5rem 0 4.5rem 0;
  border-bottom: 1px solid var(--color-slate-800);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.18fr 0.82fr;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-h1 {
  font-size: clamp(2.2rem, 5.2vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
}

.hero-subhead {
  font-size: 1.2rem;
  color: var(--color-slate-300);
  line-height: 1.65;
}

.hero-badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.hero-visual-card {
  background: var(--color-slate-900);
  border: 1px solid var(--color-slate-750);
  border-radius: 14px;
  padding: 2.25rem;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.hero-visual-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-amber-400), var(--color-cyan-400));
}

/* Quick Spec Cards inside Hero */
.spec-metric-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.spec-metric-item {
  background: var(--color-slate-850);
  border: 1px solid var(--color-slate-750);
  padding: 1.1rem;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.spec-value {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--color-amber-400);
  font-family: var(--font-heading);
}

.spec-label {
  font-size: 0.8rem;
  color: var(--color-slate-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.35rem;
}

/* ==========================================================================
   CARDS & GRIDS
   ========================================================================== */
.card-grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .card-grid-4 { grid-template-columns: repeat(4, 1fr); }
}

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

@media (min-width: 768px) {
  .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .card-grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.card-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .card-grid-2 { grid-template-columns: repeat(2, 1fr); }
}

/* Industrial Feature Card */
.feature-card {
  background-color: var(--color-slate-900);
  border: 1px solid var(--color-slate-750);
  border-radius: 12px;
  padding: 2.25rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  box-shadow: var(--shadow-card);
}

.feature-card:hover {
  border-color: rgba(245, 158, 11, 0.45);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl), 0 0 20px rgba(245, 158, 11, 0.15);
}

.feature-card.highlight-card {
  border-color: rgba(245, 158, 11, 0.5);
  background: linear-gradient(180deg, var(--color-slate-900) 0%, var(--color-slate-850) 100%);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background-color: var(--color-slate-850);
  border: 1px solid var(--color-slate-700);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-amber-400);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.card-title {
  font-size: 1.32rem;
  margin-bottom: 0.85rem;
  color: var(--color-white);
}

.card-text {
  font-size: 0.95rem;
  color: var(--color-slate-300);
  margin-bottom: 1.5rem;
  flex-grow: 1;
  line-height: 1.6;
}

.card-specs-list {
  list-style: none;
  margin-bottom: 1.5rem;
  border-top: 1px solid var(--color-slate-800);
  padding-top: 1rem;
}

.card-specs-list li {
  font-size: 0.88rem;
  color: var(--color-slate-400);
  margin-bottom: 0.45rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-specs-list li span.highlight {
  color: var(--color-slate-200);
  font-weight: 600;
}

/* ==========================================================================
   TABLES & COMPARISON MATRICES
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--color-slate-750);
  background: var(--color-slate-900);
  box-shadow: var(--shadow-card);
  -webkit-overflow-scrolling: touch;
}

.technical-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.technical-table th {
  background-color: var(--color-slate-850);
  color: var(--color-white);
  padding: 1.15rem 1.35rem;
  font-family: var(--font-heading);
  font-weight: 700;
  border-bottom: 2px solid var(--color-slate-700);
  white-space: nowrap;
}

.technical-table td {
  padding: 1.15rem 1.35rem;
  border-bottom: 1px solid var(--color-slate-800);
  color: var(--color-slate-300);
}

.technical-table tr:hover td {
  background-color: rgba(245, 158, 11, 0.04);
}

/* ==========================================================================
   PROCESS TIMELINE
   ========================================================================== */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .process-grid { grid-template-columns: repeat(4, 1fr); }
}

.process-card {
  background: var(--color-slate-900);
  border: 1px solid var(--color-slate-750);
  border-radius: 10px;
  padding: 2rem;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
}

.process-card:hover {
  border-color: rgba(245, 158, 11, 0.4);
  transform: translateY(-3px);
}

.process-step-num {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  font-weight: 900;
  color: rgba(245, 158, 11, 0.35);
  line-height: 1;
  margin-bottom: 0.85rem;
}

.process-card-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--color-white);
}

.process-card-desc {
  font-size: 0.92rem;
  color: var(--color-slate-400);
  line-height: 1.55;
}

/* ==========================================================================
   ACCORDIONS (FAQ)
   ========================================================================== */
.accordion-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.accordion-item {
  background: var(--color-slate-900);
  border: 1px solid var(--color-slate-750);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.accordion-item:hover {
  border-color: var(--color-slate-700);
}

.accordion-trigger {
  width: 100%;
  padding: 1.35rem 1.65rem;
  background: transparent;
  border: none;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  gap: 1rem;
}

.accordion-icon {
  font-size: 1.35rem;
  color: var(--color-amber-400);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  padding: 0 1.65rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
  color: var(--color-slate-300);
  font-size: 0.98rem;
  line-height: 1.65;
}

.accordion-item.active .accordion-content {
  padding: 0 1.65rem 1.65rem 1.65rem;
  max-height: 600px;
}

/* ==========================================================================
   LEAD GENERATION / RFQ FORMS & ANTI-SPAM SYSTEM
   ========================================================================== */
.form-card {
  background: var(--color-slate-900);
  border: 1px solid var(--color-slate-750);
  border-radius: 14px;
  padding: 2.75rem;
  box-shadow: var(--shadow-xl);
  position: relative;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.35rem;
}

@media (min-width: 640px) {
  .form-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-group {
  margin-bottom: 1.35rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-slate-200);
  margin-bottom: 0.45rem;
}

.form-label span.req {
  color: var(--color-amber-400);
}

.form-control {
  width: 100%;
  padding: 0.9rem 1.1rem;
  background-color: var(--color-slate-850);
  border: 1px solid var(--color-slate-700);
  border-radius: 8px;
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-amber-500);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

select.form-control {
  cursor: pointer;
}

textarea.form-control {
  resize: vertical;
  min-height: 115px;
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.85rem;
  margin-top: 0.65rem;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.88rem;
  color: var(--color-slate-300);
  cursor: pointer;
}

.checkbox-item input[type="checkbox"] {
  accent-color: var(--color-amber-500);
  width: 17px;
  height: 17px;
  cursor: pointer;
}

/* ANTI-SPAM CONTROLS */
.hp-field {
  opacity: 0 !important;
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  height: 0 !important;
  width: 0 !important;
  z-index: -1 !important;
  pointer-events: none !important;
  tabindex: -1 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
}

.spam-protection-box {
  background: var(--color-slate-850);
  border: 1px solid var(--color-slate-700);
  border-radius: 8px;
  padding: 0.9rem 1.15rem;
  margin: 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.spam-protection-label {
  font-size: 0.85rem;
  color: var(--color-slate-300);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.spam-protection-badge {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-emerald-400);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: 9999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spam-challenge-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.spam-challenge-question {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-amber-400);
  font-size: 1rem;
}

.spam-challenge-input {
  width: 65px !important;
  padding: 0.45rem 0.5rem !important;
  text-align: center;
  font-weight: 700;
  background-color: var(--color-slate-900) !important;
  border: 1px solid var(--color-slate-650) !important;
  color: var(--color-white) !important;
  border-radius: 6px;
  font-size: 1rem;
}

.spam-challenge-input:focus {
  border-color: var(--color-amber-500) !important;
  outline: none;
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.3) !important;
}

.spam-error-msg {
  color: #f87171;
  font-size: 0.82rem;
  margin-top: 0.45rem;
  display: none;
  font-weight: 600;
}

/* ==========================================================================
   STICKY MOBILE BOTTOM BAR
   ========================================================================== */
.sticky-mobile-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(12, 19, 34, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--color-slate-750);
  display: flex;
  padding: 0.75rem 1rem;
  padding-bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
  gap: 0.75rem;
  z-index: 999;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.4);
}

@media (min-width: 768px) {
  .sticky-mobile-bar {
    display: none;
  }
}

.sticky-mobile-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 0.6rem;
  font-size: 0.92rem;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  text-align: center;
}

.sticky-btn-call {
  background-color: var(--color-slate-850);
  color: var(--color-white);
  border: 1px solid var(--color-slate-700);
}

.sticky-btn-quote {
  background: linear-gradient(135deg, var(--color-amber-400) 0%, var(--color-amber-600) 100%);
  color: #070a12;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: #060910;
  border-top: 1px solid var(--color-slate-800);
  padding: 4.5rem 0 2.25rem 0;
  color: var(--color-slate-400);
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 640px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; }
}

.footer-col-title {
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  color: var(--color-slate-400);
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-amber-400);
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
}

/* ==========================================================================
   MOBILE & REDUCED SCREEN TARGETED OVERRIDES
   ========================================================================== */
@media (max-width: 768px) {
  section {
    padding: 3.25rem 0;
  }

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

  .section-description {
    font-size: 1.02rem;
    margin-top: 0.75rem;
  }

  .hero-section {
    padding: 3.5rem 0 2.75rem 0;
  }

  .hero-grid {
    gap: 2rem;
  }

  .hero-h1 {
    font-size: clamp(1.95rem, 6.2vw, 2.75rem);
  }

  .hero-subhead {
    font-size: 1.05rem;
    line-height: 1.55;
  }

  .hero-visual-card {
    padding: 1.5rem 1.2rem;
  }

  .feature-card {
    padding: 1.5rem 1.25rem;
  }

  .card-grid-3, .card-grid-2 {
    gap: 1.25rem;
  }

  .form-card {
    padding: 1.6rem 1.25rem;
  }

  .site-footer {
    padding: 3rem 0 2rem 0;
  }

  .footer-grid {
    gap: 2rem;
    margin-bottom: 2.5rem;
  }
}

@media (max-width: 480px) {
  .hero-cta-group {
    flex-direction: column;
    gap: 0.75rem;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .hero-visual-card {
    padding: 1.25rem 1rem;
  }

  .spec-metric-grid {
    gap: 0.65rem;
  }

  .spec-metric-item {
    padding: 0.75rem 0.65rem;
  }

  .spec-value {
    font-size: 1.25rem;
  }

  .spec-label {
    font-size: 0.72rem;
  }

  .feature-card {
    padding: 1.25rem 1rem;
  }

  .form-card {
    padding: 1.25rem 0.95rem;
  }

  .form-grid-2 {
    gap: 0.9rem;
  }

  .form-group {
    margin-bottom: 1rem;
  }

  .form-control {
    padding: 0.75rem 0.85rem;
    font-size: 0.9rem;
  }

  .spam-protection-box {
    padding: 0.75rem 0.85rem;
  }

  .spam-challenge-wrap {
    width: 100%;
    justify-content: space-between;
  }
}