/* ==========================================================================
   Nippon & McDonald Steel Industries Ltd. (NMSIL)
   Official Brand Theme & Custom CSS - Red & Metallic Steel Palette
   Full Light & Dark Theme Support (Logo Color Scheme)
   ========================================================================== */

/* Color Variables derived from Logo */
:root {
  --nms-red: #e63946;
  --nms-red-dark: #b71c1c;
  --nms-red-light: #ff4d4d;
  --nms-red-gradient: linear-gradient(135deg, #ff4d4d 0%, #e63946 50%, #b71c1c 100%);
  
  --nms-orange: #ff6b35;
  --nms-steel: #8e9eab;
  --nms-steel-light: #cbd5e1;
  --nms-steel-gradient: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #8e9eab 100%);
  
  --nms-cyan: #00d2ff;
  --nms-japan-red: #bc002d;
  
  --nms-font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --nms-font-display: 'Space Grotesk', sans-serif;
  --nms-radius: 16px;
  --nms-radius-sm: 10px;
  --nms-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme Variables (Default Night Mode) */
[data-bs-theme="dark"] {
  --nms-bg: #0b0f14;
  --nms-surface: #121820;
  --nms-card-bg: rgba(26, 34, 45, 0.85);
  --nms-card-border: rgba(255, 255, 255, 0.08);
  --nms-text-main: #f8fafc;
  --nms-text-muted: #94a3b8;
  --nms-form-bg: #121820;
  --nms-form-border: rgba(255, 255, 255, 0.18);
  --nms-form-text: #ffffff;
  --nms-navbar-bg: rgba(11, 15, 20, 0.92);
  --nms-dropdown-bg: #121820;
  --nms-calc-bg: linear-gradient(145deg, rgba(26, 34, 45, 0.95), rgba(18, 24, 32, 0.95));
  --nms-shadow-red: 0 10px 30px -10px rgba(230, 57, 70, 0.4);
  --nms-topbar-bg: #070a0d;
  --nms-table-bg: #121820;
}

/* Light Theme Variables (Day Mode) */
[data-bs-theme="light"] {
  --nms-bg: #f8fafc;
  --nms-surface: #ffffff;
  --nms-card-bg: #ffffff;
  --nms-card-border: rgba(230, 57, 70, 0.18);
  --nms-text-main: #0f172a;
  --nms-text-muted: #475569;
  --nms-form-bg: #ffffff;
  --nms-form-border: #cbd5e1;
  --nms-form-text: #0f172a;
  --nms-navbar-bg: rgba(255, 255, 255, 0.95);
  --nms-dropdown-bg: #ffffff;
  --nms-calc-bg: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
  --nms-shadow-red: 0 10px 30px -10px rgba(230, 57, 70, 0.2);
  --nms-topbar-bg: #f1f5f9;
  --nms-table-bg: #ffffff;
}

/* Global Body Styling */
body {
  font-family: var(--nms-font-sans);
  background-color: var(--nms-bg);
  color: var(--nms-text-main);
  overflow-x: hidden;
  line-height: 1.6;
  transition: background-color 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--nms-font-display);
  letter-spacing: -0.02em;
  color: var(--nms-text-main);
}

.text-slate-200, .text-slate-300, .text-slate-400 {
  color: var(--nms-text-muted) !important;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--nms-bg);
}
::-webkit-scrollbar-thumb {
  background: #331518;
  border-radius: 5px;
  border: 1px solid var(--nms-red-dark);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--nms-red);
}

/* Typography Gradient Utilities */
.text-gradient-red {
  background: linear-gradient(135deg, #ff4d4d 0%, #e63946 50%, #ff6b35 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-text-red {
  color: #e63946 !important;
  font-weight: 800;
  display: inline;
  text-shadow: 0 2px 12px rgba(230, 57, 70, 0.6), 0 0 20px rgba(230, 57, 70, 0.4);
}

[data-bs-theme="light"] .hero-text-red {
  color: #dc2626 !important;
  text-shadow: 0 1px 6px rgba(220, 38, 38, 0.3);
}

.brand-accent-line {
  height: 3px;
  width: 60px;
  background: var(--nms-red-gradient);
  border-radius: 2px;
  display: inline-block;
}

/* Cards & Glassmorphism */
.bg-glass-card {
  background: var(--nms-card-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--nms-card-border);
  border-radius: var(--nms-radius);
  transition: var(--nms-transition);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.bg-glass-card:hover {
  border-color: rgba(230, 57, 70, 0.5);
  transform: translateY(-4px);
  box-shadow: var(--nms-shadow-red);
}

/* Top Notification Bar */
.top-bar {
  background: var(--nms-topbar-bg);
  border-bottom: 1px solid var(--nms-card-border);
  font-size: 0.85rem;
  transition: background-color 0.4s ease;
}
.top-bar-item {
  color: var(--nms-text-muted);
  text-decoration: none;
  transition: var(--nms-transition);
}
.top-bar-item:hover {
  color: var(--nms-red-light);
}

/* Navbar & Brand Logo */
/* Navbar & Brand Logo */
.navbar-custom {
  background: transparent !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(230, 57, 70, 0.2);
  padding: 12px 0;
  transition: background-color 0.3s ease;
}
.navbar-custom.scrolled {
  background: var(--nms-navbar-bg) !important;
}



  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(230, 57, 70, 0.2);
  padding: 12px 0;
  transition: background-color 0.3s ease;
}

  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(230, 57, 70, 0.2);
  padding: 12px 0;
  transition: background-color 0.4s ease;
}

.navbar-brand-logo-img {
  height: 48px;
  width: auto;
  background: #ffffff;
  padding: 4px 12px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(230, 57, 70, 0.25);
  transition: var(--nms-transition);
}
.navbar-brand-logo-img:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 20px rgba(230, 57, 70, 0.4);
}

.nav-link {
  color: var(--nms-text-main) !important;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 16px !important;
  border-radius: 8px;
  transition: var(--nms-transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--nms-red) !important;
  background: rgba(230, 57, 70, 0.12);
}

/* Dropdown Sub-Menu Fixes */
.dropdown-menu-dark-custom {
  background: var(--nms-dropdown-bg) !important;
  backdrop-filter: blur(16px);
  border: 1px solid rgba(230, 57, 70, 0.3) !important;
  border-radius: 12px !important;
  padding: 10px !important;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3) !important;
  z-index: 1050 !important;
}

.dropdown-item-custom {
  color: var(--nms-text-main) !important;
  padding: 10px 16px !important;
  border-radius: 8px !important;
  font-weight: 500 !important;
  font-size: 0.9rem !important;
  transition: var(--nms-transition) !important;
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  text-decoration: none !important;
}

.dropdown-item-custom:hover {
  color: var(--nms-red) !important;
  background: rgba(230, 57, 70, 0.15) !important;
  transform: translateX(4px);
}

.dropdown-item-custom i {
  color: var(--nms-red);
  width: 18px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(230, 57, 70, 0.4);
  color: var(--nms-red);
  background: transparent;
  transition: var(--nms-transition);
}
.theme-toggle-btn:hover {
  background: var(--nms-red);
  color: #ffffff;
  box-shadow: 0 0 15px rgba(230, 57, 70, 0.5);
}

/* Form Controls & High-Contrast Select Options */
.custom-form-control {
  background-color: var(--nms-form-bg) !important;
  border: 1px solid var(--nms-form-border) !important;
  color: var(--nms-form-text) !important;
  border-radius: 12px !important;
  padding: 14px 18px !important;
  font-size: 0.95rem;
  transition: var(--nms-transition) !important;
}

select.custom-form-control {
  appearance: none !important;
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23e63946' stroke-linecap='round' stroke-linejoin='round' stroke-width='2.5' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
  background-repeat: no-repeat !important;
  background-position: right 14px center !important;
  background-size: 16px 12px !important;
  color: var(--nms-form-text) !important;
  padding-right: 40px !important;
  cursor: pointer !important;
  font-weight: 600 !important;
}

/* Explicit high contrast styling for dropdown option items in all browsers */
select.custom-form-control option {
  background-color: #121820 !important;
  color: #ffffff !important;
  padding: 12px 16px !important;
  font-weight: 600 !important;
}

[data-bs-theme="light"] select.custom-form-control option {
  background-color: #ffffff !important;
  color: #0f172a !important;
}

select.custom-form-control option:checked,
select.custom-form-control option:hover {
  background-color: var(--nms-red) !important;
  color: #ffffff !important;
}

.custom-form-control:focus {
  border-color: var(--nms-red) !important;
  box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.25) !important;
}

.form-label-custom {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--nms-text-main);
  margin-bottom: 8px;
  display: block;
}
/* Hero Section */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: var(--nms-bg);
  padding: 90px 0 70px;
  overflow: hidden;
}

.hero-background-slideshow,
.hero-background-slide {
  position: absolute;
  inset: 0;
}

.hero-background-slideshow {
  z-index: 0;
  overflow: hidden;
}

.hero-background-slide {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.04);
  animation: heroCrossfade 30s ease-in-out infinite;
  filter: contrast(1.08) brightness(1.05);
}

.hero-background-slide-1 {
  background-image: linear-gradient(90deg, rgba(11, 15, 20, 0.75) 0%, rgba(11, 15, 20, 0.25) 45%, transparent 75%), url('../images/hero-1.jpg');
  animation-delay: 0s;
}

.hero-background-slide-2 {
  background-image: linear-gradient(90deg, rgba(11, 15, 20, 0.75) 0%, rgba(11, 15, 20, 0.25) 45%, transparent 75%), url('../images/hero-2.jpg');
  animation-delay: 10s;
}

.hero-background-slide-3 {
  background-image: linear-gradient(90deg, rgba(11, 15, 20, 0.75) 0%, rgba(11, 15, 20, 0.25) 45%, transparent 75%), url('../images/hero-3.jpg');
  animation-delay: 20s;
}

@keyframes heroCrossfade {
  0% {
    opacity: 0;
    transform: scale(1.06);
  }
  5%, 30% {
    opacity: 1;
    transform: scale(1.0);
  }
  38%, 100% {
    opacity: 0;
    transform: scale(1.04);
  }
}

[data-bs-theme="light"] .hero-background-slide-1 {
  background-image: linear-gradient(90deg, rgba(248, 250, 252, 0.85) 0%, rgba(248, 250, 252, 0.3) 45%, transparent 75%), url('../images/hero-1.jpg');
}

[data-bs-theme="light"] .hero-background-slide-2 {
  background-image: linear-gradient(90deg, rgba(248, 250, 252, 0.85) 0%, rgba(248, 250, 252, 0.3) 45%, transparent 75%), url('../images/hero-2.jpg');
}

[data-bs-theme="light"] .hero-background-slide-3 {
  background-image: linear-gradient(90deg, rgba(248, 250, 252, 0.85) 0%, rgba(248, 250, 252, 0.3) 45%, transparent 75%), url('../images/hero-3.jpg');
}

/* Typing Style Cursor */
.typing-cursor {
  display: inline-block;
  color: var(--nms-red);
  font-weight: 800;
  animation: blinkCursor 0.7s infinite;
  margin-left: 3px;
  text-shadow: 0 0 10px rgba(230, 57, 70, 0.8);
}
@keyframes blinkCursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Hero Manual Background Controls (< >) */
.hero-bg-controls {
  z-index: 10;
}

.btn-hero-bg-ctrl {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(11, 15, 20, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(230, 57, 70, 0.5);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.btn-hero-bg-ctrl:hover {
  background: var(--nms-red);
  color: #ffffff;
  border-color: var(--nms-red);
  transform: translateY(-2px) scale(1.08);
  box-shadow: 0 8px 25px rgba(230, 57, 70, 0.6);
}

[data-bs-theme="light"] .btn-hero-bg-ctrl {
  background: rgba(255, 255, 255, 0.85);
  color: #0f172a;
  border-color: rgba(230, 57, 70, 0.3);
}

[data-bs-theme="light"] .btn-hero-bg-ctrl:hover {
  background: var(--nms-red);
  color: #ffffff;
}

.hero-overlay-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(230, 57, 70, 0.25) 0%, rgba(15, 76, 129, 0) 70%);
  pointer-events: none;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 30px;
  background: rgba(230, 57, 70, 0.12);
  border: 1px solid rgba(230, 57, 70, 0.3);
  color: var(--nms-red);
  font-weight: 600;
  font-size: 0.85rem;
}

.hero-stat-card {
  padding: 20px;
  background: var(--nms-card-bg);
  border: 1px solid var(--nms-card-border);
  border-radius: 14px;
}

.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--nms-text-main);
  font-family: var(--nms-font-display);
}

.hero-section h1 {
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.8);
}

.hero-section p.lead {
  text-shadow: 0 2px 15px rgba(0, 0, 0, 0.9);
}

[data-bs-theme="light"] .hero-section h1 {
  text-shadow: 0 2px 12px rgba(255, 255, 255, 0.9);
}

[data-bs-theme="light"] .hero-section p.lead {
  text-shadow: 0 1px 8px rgba(255, 255, 255, 0.9);
}

/* Buttons */
.btn-nms-red {
  background: var(--nms-red-gradient);
  color: #ffffff !important;
  font-weight: 700;
  border: none;
  padding: 12px 28px;
  border-radius: var(--nms-radius-sm);
  box-shadow: 0 10px 25px -5px rgba(230, 57, 70, 0.5);
  transition: var(--nms-transition);
}
.btn-nms-red:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px -5px rgba(230, 57, 70, 0.7);
  color: #ffffff !important;
}

.btn-nms-outline {
  background: transparent;
  border: 1px solid rgba(230, 57, 70, 0.4);
  color: var(--nms-text-main);
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--nms-radius-sm);
  transition: var(--nms-transition);
}
.btn-nms-outline:hover {
  background: rgba(230, 57, 70, 0.15);
  border-color: var(--nms-red);
  color: var(--nms-red);
}

/* Major Industrial Products Cards */
.product-filter-btn {
  background: rgba(230, 57, 70, 0.08);
  border: 1px solid rgba(230, 57, 70, 0.2);
  color: var(--nms-text-main);
  padding: 8px 22px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--nms-transition);
}
.product-filter-btn:hover, .product-filter-btn.active {
  background: var(--nms-red-gradient);
  border-color: var(--nms-red);
  color: #ffffff;
  box-shadow: 0 5px 15px rgba(230, 57, 70, 0.4);
}

.product-img-wrapper {
  position: relative;
  height: 220px;
  overflow: hidden;
  border-top-left-radius: var(--nms-radius);
  border-top-right-radius: var(--nms-radius);
}

.product-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.bg-glass-card:hover .product-img-wrapper img {
  transform: scale(1.08);
}

.product-badge-tech {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(11, 15, 20, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(230, 57, 70, 0.4);
  color: var(--nms-red-light);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
}

/* Product Chip Select */
.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-chip-checkbox {
  display: none;
}

.product-chip-label {
  background: rgba(230, 57, 70, 0.08);
  border: 1px solid rgba(230, 57, 70, 0.2);
  color: var(--nms-text-muted);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--nms-transition);
  user-select: none;
}

.product-chip-checkbox:checked + .product-chip-label {
  background: rgba(230, 57, 70, 0.2);
  border-color: var(--nms-red);
  color: var(--nms-red);
  font-weight: 700;
}

.product-chip-label:hover {
  border-color: var(--nms-red);
  color: var(--nms-red);
}

/* Chairman Card */
.chairman-card {
  background: var(--nms-calc-bg);
  border: 1px solid rgba(230, 57, 70, 0.3);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.chairman-avatar-box {
  position: relative;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  padding: 6px;
  background: var(--nms-red-gradient);
  margin: 0 auto;
  box-shadow: 0 10px 30px rgba(230, 57, 70, 0.4);
}

.chairman-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 3px solid var(--nms-surface);
}

/* Board of Directors Cards */
.director-slider {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
}

.director-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: director-slide 28s linear infinite;
}

.director-slider-static .director-track {
  width: 100%;
  flex-wrap: wrap;
  justify-content: center;
  animation: none;
}

.director-slider-static {
  overflow: visible;
  mask-image: none;
  -webkit-mask-image: none;
}

.director-slider-static .director-slide-clone {
  display: none;
}

.director-slider-static .director-track > [class*="col-"] {
  margin-bottom: 1.5rem;
}

.director-track > [class*="col-"] {
  flex: 0 0 255px;
  max-width: 255px;
  width: 255px;
  padding: 0;
}

.director-slider:hover .director-track,
.director-slider:focus-within .director-track {
  animation-play-state: paused;
}

@keyframes director-slide {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(calc(-50% - 0.75rem));
  }
}

.director-card {
  background: var(--nms-card-bg);
  border: 1px solid var(--nms-card-border);
  border-radius: var(--nms-radius);
  padding: 24px;
  text-align: center;
  transition: var(--nms-transition);
}
.director-card:hover {
  border-color: var(--nms-red);
  transform: translateY(-6px);
  box-shadow: var(--nms-shadow-red);
}

.director-img-circle {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--nms-red);
  margin-bottom: 16px;
}

@media (max-width: 575.98px) {
  .director-track > [class*="col-"] {
    flex-basis: 235px;
    max-width: 235px;
    width: 235px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-background-slide {
    animation: none;
    opacity: 0;
    transform: none;
  }

  .hero-background-slide-1 {
    opacity: 1;
  }

  .director-track,
  .product-track {
    animation: none;
  }
}

/* Product Catalog Slider */
.product-slider {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
}

.product-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: product-slide 36s linear infinite;
}

.product-track > .product-card-item {
  flex: 0 0 350px;
  max-width: 350px;
  width: 350px;
  padding: 0;
}

.product-slider:hover .product-track,
.product-slider:focus-within .product-track {
  animation-play-state: paused;
}

@keyframes product-slide {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(calc(-50% - 0.75rem));
  }
}

@media (max-width: 575.98px) {
  .product-track > .product-card-item {
    flex-basis: 290px;
    max-width: 290px;
    width: 290px;
  }
}

/* Major Clients Grid */
.client-logo-box {
  background: var(--nms-card-bg);
  border: 1px solid var(--nms-card-border);
  border-radius: 14px;
  padding: 24px;
  text-align: center;
  transition: var(--nms-transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.client-logo-box:hover {
  background: rgba(230, 57, 70, 0.08);
  border-color: var(--nms-red);
  transform: scale(1.04);
  box-shadow: var(--nms-shadow-red);
}

.client-icon-large {
  font-size: 2.5rem;
  color: var(--nms-red);
  margin-bottom: 12px;
}

/* Steel Weight Calculator Card */
.calc-card {
  background: var(--nms-calc-bg);
  border: 1px solid rgba(230, 57, 70, 0.25);
  border-radius: var(--nms-radius);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
  padding: 28px;
}

.calc-display {
  background: var(--nms-surface);
  border: 1px solid var(--nms-card-border);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
}

/* Form Styles */
.form-section {
  position: relative;
  background: var(--nms-surface);
  padding: 80px 0;
}

.contact-card-main {
  background: var(--nms-calc-bg);
  border: 1px solid rgba(230, 57, 70, 0.3);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

/* Live Inquiry Preview Box */
.inquiry-summary-box {
  background: var(--nms-surface);
  border: 1px dashed rgba(230, 57, 70, 0.4);
  border-radius: 16px;
  padding: 24px;
}

/* Footer */
.footer-main {
  background: var(--nms-topbar-bg);
  border-top: 1px solid rgba(230, 57, 70, 0.2);
  padding: 70px 0 30px;
  transition: background-color 0.4s ease;
}
.footer-link {
  color: var(--nms-text-muted);
  text-decoration: none;
  transition: var(--nms-transition);
  display: inline-block;
  margin-bottom: 10px;
}
.footer-link:hover {
  color: var(--nms-red);
  transform: translateX(4px);
}

.bg-dark-surface {
  background-color: var(--nms-surface);
}

/* Modals */
.modal-content-custom {
  background: var(--nms-surface);
  border: 1px solid rgba(230, 57, 70, 0.3);
  border-radius: 20px;
  color: var(--nms-text-main);
}

/* Toast */
.toast-custom {
  background: var(--nms-surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--nms-red);
  color: var(--nms-text-main);
  border-radius: 14px;
}

/* 3D Visual & Live Animation Overlay Styles */
.hero-sparks-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.steel-3d-wrapper {
  background: radial-gradient(circle at center, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.95)) !important;
  box-shadow: inset 0 0 25px rgba(230, 57, 70, 0.15);
}

.steel-3d-viewport {
  touch-action: none;
}

.steel-3d-viewport canvas {
  width: 100% !important;
  height: 100% !important;
  outline: none;
}

/* Toast */
.toast-custom {
  background: var(--nms-surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--nms-red);
  color: var(--nms-text-main);
  border-radius: 14px;
}