/* ==========================================================================
   BILAL EXPORTERS — INDUSTRIAL B2B DESIGN SYSTEM
   Sabarkantha, Gujarat, India | GSTIN: 24ALNPB8644H1Z0
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. COLOR TOKENS & CSS VARIABLES
   -------------------------------------------------------------------------- */
:root {
  /* Brand Palette */
  --color-ink-navy: #0B1F33;
  --color-navy-dark: #071827;
  --color-industrial-blue: #145DA0;
  --color-blue-hover: #0E487E;
  --color-process-teal: #0F766E;
  --color-teal-light: #CCFBF1;
  --color-safety-amber: #F59E0B;
  --color-amber-dark: #B45309;
  
  /* Neutral Palette */
  --color-slate-text: #334155;
  --color-muted-slate: #64748B;
  --color-border-grey: #DCE3EA;
  --color-border-light: #E5EAF0;
  --color-canvas: #F5F7FA;
  --color-white: #FFFFFF;
  
  /* Status Colors */
  --color-success: #15803D;
  --color-success-bg: #DCFCE7;
  --color-warning: #B45309;
  --color-warning-bg: #FEF3C7;
  --color-error: #B91C1C;
  --color-error-bg: #FEE2E2;
  
  /* Typography */
  --font-heading: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  
  /* Layout Dimensions */
  --max-width-content: 1240px;
  --max-width-reading: 760px;
  --header-height-desktop: 76px;
  --header-height-mobile: 64px;
  --top-bar-height: 36px;
  
  /* UI System Specs */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 2px 4px rgba(11, 31, 51, 0.04);
  --shadow-md: 0 6px 16px rgba(11, 31, 51, 0.06);
  --shadow-lg: 0 10px 30px rgba(11, 31, 51, 0.09);
  --shadow-glow: 0 0 25px rgba(20, 93, 160, 0.15);
  
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   2. RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::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-body);
  font-size: 1.0625rem; /* 17px desktop */
  line-height: 1.7;
  color: var(--color-slate-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

/* Accessibility Focus States */
:focus-visible {
  outline: 3px solid var(--color-industrial-blue);
  outline-offset: 2px;
}

/* Skip link for screen readers */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--color-industrial-blue);
  color: var(--color-white);
  padding: 12px 20px;
  z-index: 9999;
  border-radius: var(--radius-md);
  font-weight: 700;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
}

/* --------------------------------------------------------------------------
   3. TYPOGRAPHY SYSTEM
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-ink-navy);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.125rem, 4vw, 3.25rem); /* 34px -> 52px */
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.375rem); /* 28px -> 38px */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.3125rem, 2vw, 1.5rem); /* 21px -> 24px */
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

h4 {
  font-size: 1.1875rem; /* 19px */
  font-weight: 650;
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.lead-text {
  font-size: clamp(1.125rem, 2.5vw, 1.25rem); /* 18px -> 20px */
  line-height: 1.65;
  color: var(--color-slate-text);
  margin-bottom: 1.5rem;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8125rem; /* 13px */
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--color-industrial-blue);
  margin-bottom: 0.75rem;
}

.eyebrow--teal {
  color: var(--color-process-teal);
}

.eyebrow--amber {
  color: var(--color-safety-amber);
}

.mono-text {
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   4. LAYOUT & CONTAINERS
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width-content);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container--reading {
  max-width: var(--max-width-reading);
}

@media (max-width: 639px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

.section {
  padding-top: 88px;
  padding-bottom: 88px;
  position: relative;
}

.section--canvas {
  background-color: var(--color-canvas);
}

.section--navy {
  background-color: var(--color-ink-navy);
  color: var(--color-white);
}

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

.section--navy .lead-text {
  color: #D7E2EC;
}

@media (max-width: 1023px) {
  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }
}

@media (max-width: 639px) {
  .section {
    padding-top: 52px;
    padding-bottom: 52px;
  }
}

/* Technical Grid Overlay Pattern */
.bg-grid-pattern {
  background-image: 
    linear-gradient(to right, rgba(220, 227, 234, 0.4) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(220, 227, 234, 0.4) 1px, transparent 1px);
  background-size: 40px 40px;
}

.bg-navy-grid {
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Grid layout utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1023px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 639px) {
  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   5. BUTTONS & INTERACTIVE ELEMENTS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 0.9375rem; /* 15px */
  font-weight: 700;
  line-height: 1;
  text-align: center;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  min-height: 48px;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-industrial-blue);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(20, 93, 160, 0.25);
}

.btn--primary:hover {
  background-color: var(--color-blue-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(20, 93, 160, 0.35);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.3);
}

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

.btn--outline {
  background-color: transparent;
  color: var(--color-ink-navy);
  border-color: var(--color-border-grey);
}

.btn--outline:hover {
  background-color: var(--color-canvas);
  border-color: var(--color-industrial-blue);
  color: var(--color-industrial-blue);
}

.btn--amber {
  background-color: var(--color-safety-amber);
  color: var(--color-ink-navy);
  font-weight: 800;
}

.btn--amber:hover {
  background-color: #E08E0B;
  color: var(--color-ink-navy);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 10px 18px;
  font-size: 0.875rem;
  min-height: 40px;
}

.btn--lg {
  padding: 18px 36px;
  font-size: 1.0625rem;
  min-height: 54px;
}

.btn--full {
  width: 100%;
}

/* Badge & Pills */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-pill);
  background-color: var(--color-canvas);
  color: var(--color-slate-text);
  border: 1px solid var(--color-border-grey);
}

.badge--blue {
  background-color: rgba(20, 93, 160, 0.1);
  color: var(--color-industrial-blue);
  border-color: rgba(20, 93, 160, 0.2);
}

.badge--teal {
  background-color: var(--color-teal-light);
  color: var(--color-process-teal);
  border-color: rgba(15, 118, 110, 0.2);
}

.badge--amber {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
  border-color: rgba(180, 83, 9, 0.2);
}

/* --------------------------------------------------------------------------
   6. GLOBAL UTILITY BAR & MAIN HEADER
   -------------------------------------------------------------------------- */
.top-bar {
  background-color: var(--color-navy-dark);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.8125rem; /* 13px */
  height: var(--top-bar-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.top-bar__left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-bar__right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.top-bar__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.88);
}

.top-bar__item a {
  color: rgba(255, 255, 255, 0.88);
}

.top-bar__item a:hover {
  color: var(--color-safety-amber);
}

@media (max-width: 767px) {
  .top-bar__left {
    display: none;
  }
  .top-bar__inner {
    justify-content: center;
  }
}

/* Main Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border-light);
  height: var(--header-height-desktop);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Brand Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo__symbol {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--color-industrial-blue), var(--color-ink-navy));
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 10px rgba(11, 31, 51, 0.2);
}

.logo__text-group {
  display: flex;
  flex-direction: column;
}

.logo__name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-ink-navy);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.logo__tagline {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-process-teal);
}

/* Navigation Links */
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink-navy);
  padding: 8px 4px;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-industrial-blue);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-industrial-blue);
  border-radius: 2px;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-ink-navy);
  cursor: pointer;
  padding: 8px;
}

@media (max-width: 1023px) {
  .site-header {
    height: var(--header-height-mobile);
  }
  .main-nav {
    display: none;
  }
  .mobile-nav-toggle {
    display: flex;
    align-items: center;
  }
}

/* Mobile Nav Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background-color: var(--color-white);
  z-index: 2000;
  box-shadow: -5px 0 30px rgba(0,0,0,0.2);
  transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
}

.mobile-drawer.open {
  right: 0;
}

.mobile-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border-grey);
}

.mobile-drawer__close {
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--color-ink-navy);
  cursor: pointer;
  padding: 4px;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-ink-navy);
  display: block;
  padding: 8px 0;
}

.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(11, 31, 51, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}

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

/* Breadcrumbs */
.breadcrumb-nav {
  padding: 16px 0;
  font-size: 0.875rem;
  color: var(--color-muted-slate);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  flex-wrap: wrap;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb-item a {
  color: var(--color-muted-slate);
}

.breadcrumb-item a:hover {
  color: var(--color-industrial-blue);
}

.breadcrumb-item.active {
  color: var(--color-slate-text);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   7. HERO COMPONENT VARIATIONS
   -------------------------------------------------------------------------- */
.hero-split {
  background-color: var(--color-ink-navy);
  color: var(--color-white);
  padding-top: 64px;
  padding-bottom: 96px;
  position: relative;
  overflow: hidden;
}

.hero-split__grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 48px;
  align-items: center;
}

.hero-split__content {
  z-index: 2;
}

.hero-split__h1 {
  color: var(--color-white);
  margin-bottom: 20px;
}

.hero-split__lead {
  color: #D7E2EC;
  font-size: 1.1875rem;
  margin-bottom: 32px;
}

.hero-split__ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-split__visual {
  position: relative;
  z-index: 2;
}

.hero-card-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  background-color: var(--color-navy-dark);
}

.hero-card-frame img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.hero-card-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(11, 31, 51, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 16px;
  border-radius: var(--radius-lg);
  color: var(--color-white);
}

@media (max-width: 1023px) {
  .hero-split__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-card-frame img {
    height: 320px;
  }
}

/* Hero B — Internal Page Hero */
.hero-internal {
  background-color: var(--color-canvas);
  border-bottom: 1px solid var(--color-border-grey);
  padding-top: 48px;
  padding-bottom: 56px;
}

.hero-internal__grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

@media (max-width: 767px) {
  .hero-internal__grid {
    grid-template-columns: 1fr;
  }
}

/* Trust Strip */
.trust-strip-wrapper {
  margin-top: -36px;
  position: relative;
  z-index: 10;
}

.trust-strip {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-grey);
  box-shadow: var(--shadow-md);
  padding: 24px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.trust-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: rgba(20, 93, 160, 0.08);
  color: var(--color-industrial-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.trust-title {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-ink-navy);
  line-height: 1.25;
  margin-bottom: 4px;
}

.trust-desc {
  font-size: 0.8125rem;
  color: var(--color-muted-slate);
  line-height: 1.4;
}

@media (max-width: 1023px) {
  .trust-strip {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 639px) {
  .trust-strip-wrapper {
    margin-top: 0;
    padding-top: 24px;
  }
  .trust-strip {
    grid-template-columns: 1fr;
    padding: 20px;
  }
}

/* --------------------------------------------------------------------------
   8. CARD COMPONENTS
   -------------------------------------------------------------------------- */
.category-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-grey);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
}

.category-card:hover {
  border-color: var(--color-industrial-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.category-card__image-wrapper {
  width: 100%;
  aspect-ratio: 4 / 3;
  background-color: var(--color-canvas);
  overflow: hidden;
  position: relative;
}

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

.category-card:hover .category-card__image-wrapper img {
  transform: scale(1.03);
}

.category-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.category-card__title {
  font-size: 1.3125rem; /* 21px */
  font-weight: 700;
  margin-bottom: 8px;
}

.category-card__desc {
  font-size: 0.9375rem;
  color: var(--color-muted-slate);
  margin-bottom: 20px;
  flex-grow: 1;
}

.category-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--color-industrial-blue);
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}

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

.product-card:hover {
  border-color: var(--color-industrial-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.product-card__img-box {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: #F8FAFC;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-bottom: 1px solid var(--color-border-light);
}

.product-card__img-box img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.4s ease;
}

.product-card:hover .product-card__img-box img {
  transform: scale(1.05);
}

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

.product-card__cat {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-process-teal);
  margin-bottom: 6px;
}

.product-card__name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-ink-navy);
  margin-bottom: 10px;
  line-height: 1.35;
}

.product-card__specs {
  list-style: none;
  font-size: 0.84375rem;
  color: var(--color-muted-slate);
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.product-card__specs li {
  display: flex;
  align-items: center;
  gap: 6px;
}

.product-card__actions {
  margin-top: auto;
  display: flex;
  gap: 8px;
}

/* --------------------------------------------------------------------------
   9. TABLES & SPECIFICATIONS
   -------------------------------------------------------------------------- */
.spec-table-wrapper {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-grey);
  margin-bottom: 24px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9375rem;
}

.spec-table th,
.spec-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border-grey);
}

.spec-table th {
  background-color: var(--color-ink-navy);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
}

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

.spec-table tr:last-child td {
  border-bottom: none;
}

.spec-key {
  font-weight: 600;
  color: var(--color-ink-navy);
  width: 35%;
}

.spec-val {
  color: var(--color-slate-text);
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   10. FORMS & INPUT CONTROLS
   -------------------------------------------------------------------------- */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-ink-navy);
  margin-bottom: 6px;
}

.form-label .required {
  color: var(--color-error);
}

.form-control {
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-slate-text);
  background-color: var(--color-white);
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-industrial-blue);
  box-shadow: 0 0 0 3px rgba(20, 93, 160, 0.24);
  outline: none;
}

textarea.form-control {
  min-height: 130px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 639px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Step Indicator */
.step-indicator {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  position: relative;
}

.step-indicator::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-border-grey);
  z-index: 1;
  transform: translateY(-50%);
}

.step-item {
  position: relative;
  z-index: 2;
  background-color: var(--color-white);
  padding: 0 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-canvas);
  border: 2px solid var(--color-border-grey);
  color: var(--color-muted-slate);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9375rem;
  transition: all var(--transition-base);
}

.step-item.active .step-num {
  background-color: var(--color-industrial-blue);
  border-color: var(--color-industrial-blue);
  color: var(--color-white);
}

.step-item.completed .step-num {
  background-color: var(--color-process-teal);
  border-color: var(--color-process-teal);
  color: var(--color-white);
}

.step-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-muted-slate);
}

.step-item.active .step-title {
  color: var(--color-ink-navy);
}

/* --------------------------------------------------------------------------
   11. FAQ ACCORDION
   -------------------------------------------------------------------------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-grey);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--color-industrial-blue);
}

.faq-summary {
  padding: 20px 24px;
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-ink-navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-industrial-blue);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-summary::after {
  content: '−';
}

.faq-content {
  padding: 0 24px 20px 24px;
  font-size: 0.9375rem;
  color: var(--color-slate-text);
  line-height: 1.65;
  border-top: 1px solid transparent;
}

.faq-item[open] .faq-content {
  border-top-color: var(--color-border-light);
  padding-top: 16px;
}

/* --------------------------------------------------------------------------
   12. CTA BAND & GLOBAL FOOTER
   -------------------------------------------------------------------------- */
.cta-band {
  background-color: var(--color-ink-navy);
  color: var(--color-white);
  padding: 64px 0;
  position: relative;
  border-top: 4px solid var(--color-safety-amber);
}

.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

@media (max-width: 767px) {
  .cta-band__inner {
    flex-direction: column;
    text-align: center;
  }
}

.site-footer {
  background-color: var(--color-navy-dark);
  color: #94A3B8;
  font-size: 0.9375rem;
  padding-top: 72px;
  padding-bottom: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 56px;
}

@media (max-width: 1023px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
  }
}

@media (max-width: 639px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-col__title {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: #94A3B8;
  transition: color var(--transition-fast);
}

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

.footer-verification-strip {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
  margin-bottom: 32px;
  color: #CBD5E1;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
}

.footer-legal-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-legal-links a {
  color: #94A3B8;
}

.footer-legal-links a:hover {
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   13. MODAL & TOAST NOTIFICATION UTILITIES
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(11, 31, 51, 0.7);
  backdrop-filter: blur(4px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.modal-window {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  padding: 32px;
  position: relative;
  transform: scale(0.95);
  transition: transform var(--transition-smooth);
}

.modal-backdrop.active .modal-window {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-muted-slate);
}

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 4000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background-color: var(--color-ink-navy);
  color: var(--color-white);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-industrial-blue);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideInRight 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}