/* ==========================================================================
   BARJATYA POLYCHEM (BP) - INDUSTRIAL DESIGN SYSTEM & CORE STYLES
   Authentic B2B Polymer Manufacturing | Fluid Viewport System
   Palette: Olive-Green (#7D9A10), White (#FFFFFF), Deep Slate Charcoal (#111513)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Space+Grotesk:wght@500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Brand Core Colors (From Official Brochure) */
  --color-brand: #7D9A10;
  --color-brand-dark: #637B09;
  --color-brand-deep: #475806;
  --color-brand-light: #96B715;
  --color-brand-pale: #F1F6D8;
  --color-brand-tint: #F8FAF2;
  
  /* Neutrals & Dark Structural */
  --color-dark-950: #0B0E0C;
  --color-dark-900: #111513;
  --color-dark-850: #171C19;
  --color-dark-800: #1E2521;
  --color-dark-700: #2C3530;
  --color-dark-600: #3E4A43;
  --color-gray-600: #4B554E;
  --color-gray-500: #5C6760;
  --color-gray-400: #7E8C83;
  --color-gray-300: #B4C0B8;
  --color-gray-200: #DCE3DE;
  --color-gray-100: #EDF2EE;
  --color-gray-50:  #F6F9F6;
  --color-white:    #FFFFFF;
  
  /* Hairline Borders */
  --color-border:       #D8E0D9;
  --color-border-light: #E7EDE8;
  --color-border-dark:  #26302A;
  
  /* Typography */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Fluid Content Widths */
  --header-height: 84px;
  --container-max: 1440px;
  --container-ultra: 1600px;
  --container-fluid: min(92%, 1440px);
  --container-fluid-wide: min(94%, 1560px);
  
  /* Restrained Industrial Radii */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 6px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slider: 0.75s cubic-bezier(0.25, 1, 0.35, 1);
  --transition-reveal: 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(11, 14, 12, 0.05);
  --shadow-md: 0 4px 14px rgba(11, 14, 12, 0.08);
  --shadow-lg: 0 12px 28px rgba(11, 14, 12, 0.12);
}

/* Base Reset */
*, *::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-primary);
  font-size: 1.0625rem; /* 17px base */
  line-height: 1.65;
  color: var(--color-dark-900);
  background-color: var(--color-white);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-dark-900);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.4rem, 4.4vw, 4.2rem);
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(1.85rem, 3.2vw, 2.75rem);
  margin-bottom: 18px;
}

h3 {
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  margin-bottom: 14px;
}

h4 {
  font-size: 1.1875rem;
  margin-bottom: 10px;
}

p {
  margin-bottom: 20px;
  color: var(--color-gray-600);
}

p.lead {
  font-size: clamp(1.125rem, 1.3vw, 1.25rem);
  line-height: 1.65;
  color: var(--color-dark-800);
  font-weight: 400;
  margin-bottom: 28px;
}

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

a:hover {
  color: var(--color-brand);
}

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

/* Container Utility Classes */
.content-container {
  width: var(--container-fluid);
  margin-left: auto;
  margin-right: auto;
}

.content-container-wide {
  width: var(--container-fluid-wide);
  margin-left: auto;
  margin-right: auto;
}

/* Section Layouts */
.section {
  padding: clamp(60px, 8vw, 110px) 0;
  position: relative;
}

.section-sm {
  padding: clamp(40px, 5vw, 64px) 0;
}

.section-muted {
  background-color: var(--color-gray-50);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.section-dark {
  background-color: var(--color-dark-900);
  color: var(--color-white);
  border-top: 1px solid var(--color-dark-700);
  border-bottom: 1px solid var(--color-dark-700);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-white);
}

.section-dark p {
  color: var(--color-gray-300);
}

.section-header {
  margin-bottom: clamp(36px, 5vw, 56px);
  max-width: 780px;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-brand-dark);
  margin-bottom: 12px;
  background-color: var(--color-brand-pale);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
}

.section-dark .section-eyebrow {
  color: var(--color-brand-light);
  background-color: rgba(125, 154, 16, 0.18);
  border: 1px solid rgba(150, 183, 21, 0.3);
}

.section-title {
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ==========================================================================
   AERONEX-STYLE MOTION SYSTEM: IMAGE REVEALS & TEXT ENTRANCES
   ========================================================================== */

.reveal-image {
  opacity: 0;
  clip-path: inset(0 100% 0 0);
  transition: clip-path var(--transition-reveal), opacity var(--transition-reveal), transform var(--transition-reveal);
  will-change: clip-path, opacity, transform;
}

.reveal-image.is-revealed {
  opacity: 1;
  clip-path: inset(0 0 0 0);
  transform: translateY(0);
}

.reveal-text {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 100ms);
  will-change: opacity, transform;
}

.reveal-text.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Parallax Media Helper */
.parallax-media {
  transition: transform 0.2s cubic-bezier(0.2, 0, 0.2, 1);
  will-change: transform;
}

/* Single Clean Site Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background-color 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              backdrop-filter 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-header.header-scrolled,
.site-header.header-solid {
  background-color: rgba(10, 15, 29, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height, 84px);
  gap: clamp(10px, 1.2vw, 24px);
}

/* White Brand Block */
.brand-block-link,
.footer-brand .brand-block-link,
.site-header .brand-block-link {
  display: inline-flex;
  align-items: center;
  gap: clamp(8px, 0.8vw, 12px);
  background-color: #FFFFFF !important;
  padding: 6px clamp(10px, 1vw, 18px);
  border-radius: var(--radius-xs);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), 0 1px 3px rgba(0, 0, 0, 0.1);
  text-decoration: none;
  border-left: 3px solid var(--color-brand) !important;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease;
  flex-shrink: 0;
}

.brand-block-link:hover,
.footer-brand .brand-block-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.28);
}

.brand-block-link .brand-logo-img,
.brand-block-link .logo-img,
.footer-brand .brand-block-link .brand-logo-img,
.footer-brand .brand-block-link .logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  display: block;
  filter: none !important;
}

.brand-block-link .logo-text,
.footer-brand .brand-block-link .logo-text {
  display: flex;
  flex-direction: column;
}

.brand-block-link .logo-name,
.footer-brand .brand-block-link .logo-name {
  font-family: var(--font-heading) !important;
  font-weight: 800 !important;
  font-size: 1.0625rem;
  letter-spacing: -0.02em !important;
  line-height: 1.1 !important;
  color: #0A0F1D !important;
}

.brand-block-link .logo-sub,
.footer-brand .brand-block-link .logo-sub {
  font-family: var(--font-mono) !important;
  font-size: 0.625rem;
  font-weight: 600 !important;
  letter-spacing: 0.08em !important;
  text-transform: uppercase !important;
  color: #475569 !important;
  margin-top: 2px !important;
}

/* Legacy Brand Logo support */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-white);
  flex-shrink: 0;
}

.brand-logo-img,
.logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  display: block;
}

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

.logo-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--color-white);
}

.logo-sub {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gray-300);
  margin-top: 2px;
}

/* Main Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1px, 0.25vw, 4px);
}

.nav-link {
  font-size: clamp(0.8125rem, 0.85vw, 0.9375rem);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  padding: 8px clamp(7px, 0.75vw, 14px);
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.08);
}

/* Dropdown Menu */
.nav-item-has-children {
  position: relative;
}

.nav-item-has-children svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 320px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-fast);
  z-index: 100;
}

.nav-item-has-children:hover .dropdown-menu,
.nav-item-has-children:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-item-has-children:hover svg {
  transform: rotate(180deg);
}

.dropdown-link {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-xs);
  color: var(--color-dark-900);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.dropdown-link:hover {
  background-color: var(--color-brand-tint);
}

.dropdown-title {
  font-size: 0.9375rem;
  font-weight: 600;
  display: block;
  color: var(--color-dark-900);
}

.dropdown-desc {
  font-size: 0.775rem;
  color: var(--color-gray-500);
  margin-top: 2px;
  line-height: 1.35;
  display: block;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.mobile-toggle-btn {
  display: none;
  background: rgba(10, 15, 29, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-xs);
  padding: 8px;
  cursor: pointer;
  color: var(--color-white);
  flex-shrink: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
}

.mobile-toggle-btn svg {
  pointer-events: none;
  display: block;
}

/* Buttons & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  text-align: center;
  line-height: 1.2;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 15px 30px;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--color-brand);
  color: var(--color-white);
  border-color: var(--color-brand);
}

.btn-primary:hover {
  background-color: var(--color-brand-dark);
  border-color: var(--color-brand-dark);
  color: var(--color-white);
}

.btn-dark {
  background-color: var(--color-dark-900);
  color: var(--color-white);
  border-color: var(--color-dark-900);
}

.btn-dark:hover {
  background-color: var(--color-dark-800);
  color: var(--color-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-dark-900);
  border-color: var(--color-border);
}

.btn-outline:hover {
  background-color: var(--color-gray-50);
  border-color: var(--color-dark-900);
  color: var(--color-dark-900);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn-outline-brand {
  background-color: transparent;
  color: var(--color-brand-dark);
  border-color: var(--color-brand);
}

.btn-outline-brand:hover {
  background-color: var(--color-brand);
  color: var(--color-white);
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--color-gray-500);
  margin-bottom: 20px;
}

.breadcrumbs a {
  color: var(--color-gray-600);
}

.breadcrumbs a:hover {
  color: var(--color-brand-dark);
}

.breadcrumbs-separator {
  color: var(--color-gray-400);
}

.breadcrumbs-current {
  color: var(--color-brand-dark);
  font-weight: 600;
}

/* Page Hero Layout (Subpages) */
.page-hero {
  background-color: var(--color-dark-900);
  color: var(--color-white);
  padding: clamp(56px, 7vw, 90px) 0;
  border-bottom: 3px solid var(--color-brand);
}

.page-hero .breadcrumbs a {
  color: var(--color-gray-400);
}

.page-hero .breadcrumbs-current {
  color: var(--color-brand-light);
}

.page-hero-inner {
  max-width: 860px;
}

.page-hero-title {
  color: var(--color-white);
  font-size: clamp(2.4rem, 4vw, 3.75rem);
  margin-bottom: 18px;
}

.page-hero-lead {
  font-size: clamp(1.125rem, 1.3vw, 1.25rem);
  color: var(--color-gray-300);
  line-height: 1.65;
  margin-bottom: 0;
}

/* Credibility & Stats Band */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  padding: 24px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-brand);
  border-radius: var(--radius-xs);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  color: var(--color-dark-900);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-brand-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
  font-family: var(--font-mono);
}

.stat-sub {
  font-size: 0.8125rem;
  color: var(--color-gray-500);
  line-height: 1.4;
  margin: 0;
}

/* Site Footer */
.site-footer {
  background-color: var(--color-dark-950);
  color: var(--color-gray-300);
  padding: clamp(60px, 8vw, 90px) 0 30px;
  border-top: 4px solid var(--color-brand);
  font-size: 0.9375rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.6fr;
  gap: clamp(32px, 4.5vw, 64px);
  margin-bottom: 50px;
}

.footer-brand .brand-logo {
  color: var(--color-white);
  margin-bottom: 18px;
}

.footer-brand .brand-logo-img,
.footer-brand .logo-img {
  width: 52px;
  height: 52px;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.5));
}

.footer-brand .brand-logo .logo-name {
  color: var(--color-white);
}

.footer-brand .logo-symbol {
  background-color: var(--color-dark-800);
}

.footer-about {
  color: var(--color-gray-400);
  font-size: 0.875rem;
  line-height: 1.65;
  margin-bottom: 18px;
  max-width: 360px;
}

.footer-cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-dark-850);
  border: 1px solid var(--color-dark-700);
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-brand-light);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--color-gray-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-brand-light);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.875rem;
  color: var(--color-gray-400);
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-brand-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a {
  color: var(--color-gray-300);
}

.footer-contact-item a:hover {
  color: var(--color-brand-light);
}

.footer-phone-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--color-dark-800);
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--color-gray-500);
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 320px;
  max-width: 85vw;
  background-color: var(--color-dark-900);
  color: var(--color-white);
  z-index: 1100;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-nav-drawer.open,
.mobile-nav-drawer.active,
body.menu-open .mobile-nav-drawer {
  transform: translateX(0) !important;
}

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-drawer-overlay.open,
.mobile-drawer-overlay.active,
body.menu-open .mobile-drawer-overlay {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-dark-700);
  margin-bottom: 24px;
}

.mobile-nav-header .logo-name {
  color: var(--color-white);
}

.mobile-close-btn {
  background: none;
  border: none;
  color: var(--color-white);
  cursor: pointer;
  padding: 4px;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-list {
  list-style: none;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--color-dark-800);
}

.mobile-nav-link {
  display: block;
  padding: 14px 0;
  color: var(--color-white);
  font-weight: 600;
  text-decoration: none;
  font-size: 1.05rem;
}

.mobile-sub-menu {
  list-style: none;
  padding-left: 16px;
  padding-bottom: 12px;
  display: none;
}

.mobile-sub-menu.open,
.mobile-sub-menu.active,
.mobile-nav-item.open > .mobile-sub-menu,
.mobile-nav-item.active > .mobile-sub-menu {
  display: block !important;
}

.mobile-accordion-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-sub-link {
  display: block;
  padding: 8px 0;
  color: var(--color-gray-400);
  font-size: 0.9375rem;
}

/* Modal Dialog */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(11, 14, 12, 0.7);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xs);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  position: relative;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 28px;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-gray-50);
}

.modal-header h3 {
  font-size: 1.35rem;
  margin: 0;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.75rem;
  cursor: pointer;
  color: var(--color-gray-500);
  line-height: 1;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-body {
  padding: 28px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal-image {
    opacity: 1 !important;
    clip-path: none !important;
  }
  .reveal-text {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Responsive Breakpoints */
@media (max-width: 1200px) {
  .main-nav {
    display: none;
  }
  .header-actions .btn-quote {
    display: none;
  }
  .mobile-toggle-btn {
    display: block;
    min-width: 44px;
    min-height: 44px;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 72px;
  }
  .header-inner {
    height: 72px;
  }
  .brand-block-link,
  .site-header .brand-block-link {
    padding: 4px 10px;
    gap: 8px;
  }
  .brand-block-link .brand-logo-img,
  .brand-block-link .logo-img {
    width: 32px;
    height: 32px;
  }
  .brand-block-link .logo-name {
    font-size: 0.875rem !important;
  }
  .brand-block-link .logo-sub {
    font-size: 0.5rem !important;
  }
  .mobile-toggle-btn {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(10, 15, 29, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
}

@media (max-width: 360px) {
  .brand-block-link .logo-sub {
    display: none !important;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}