/* ==========================================================================
   SAPPER PLASTICS - MODERN DESIGN SYSTEM & STYLESHEET
   Industrial Precision & High-Performance Reusable Packaging
   ========================================================================== */

:root {
  /* Brand Color Palette - Enterprise Navy (Default) */
  --color-primary: #004674;
  --color-primary-dark: #002d4b;
  --color-primary-light: #0284c7;
  --color-primary-subtle: #f0f7fc;
  --color-primary-shadow: rgba(0, 70, 116, 0.35);

  --color-accent: #e11d48;
  --color-accent-hover: #be123c;
  --color-accent-subtle: #fff1f2;

  --color-amber: #f59e0b;
  --color-amber-dark: #d97706;
  --color-amber-subtle: #fffbeb;

  --color-success: #10b981;
  --color-success-dark: #059669;

  --hero-highlight-gradient: linear-gradient(135deg, #38bdf8 0%, #60a5fa 50%, #93c5fd 100%);
  --hero-glow-1: rgba(2, 132, 199, 0.22);
  --hero-glow-2: rgba(225, 29, 72, 0.15);
  --hero-tag-color: #38bdf8;
  --stat-accent-color: #38bdf8;
  --hero-card-badge-color: #38bdf8;
  --hero-card-badge-bg: rgba(2, 132, 199, 0.2);
  --proc-tag-bg: rgba(2, 132, 199, 0.2);
  --proc-tag-color: #38bdf8;
  --proc-tag-border: rgba(56, 189, 248, 0.3);

  /* Neutral Slate Palette */
  --slate-950: #020617;
  --slate-900: #0f172a;
  --slate-850: #131d35;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  --shadow-glow: 0 0 25px -5px rgba(2, 132, 199, 0.4);

  /* Layout Constants */
  --header-height: 76px;
  --topbar-height: 38px;
  --container-max-width: 1360px;
  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
}

/* ==========================================================================
   THEME OVERRIDE: AUTHENTIC SAPPER HERITAGE RED
   ========================================================================== */
[data-theme="heritage-red"] {
  /* Brand Color Palette - Authentic Sapper Crimson Red */
  --color-primary: #c41230;
  --color-primary-dark: #991b1b;
  --color-primary-light: #e11d48;
  --color-primary-subtle: #fef2f2;
  --color-primary-shadow: rgba(196, 18, 48, 0.35);

  --color-accent: #0284c7;
  --color-accent-hover: #0369a1;
  --color-accent-subtle: #f0f9ff;

  --hero-highlight-gradient: linear-gradient(135deg, #f87171 0%, #ef4444 50%, #fb923c 100%);
  --hero-glow-1: rgba(196, 18, 48, 0.32);
  --hero-glow-2: rgba(249, 115, 22, 0.16);
  --hero-tag-color: #fca5a5;
  --stat-accent-color: #f87171;
  --hero-card-badge-color: #fecdd3;
  --hero-card-badge-bg: rgba(196, 18, 48, 0.3);
  --proc-tag-bg: rgba(196, 18, 48, 0.28);
  --proc-tag-color: #fca5a5;
  --proc-tag-border: rgba(248, 113, 113, 0.4);

  /* Deep Precision Industrial Graphite */
  --slate-950: #0a0b10;
  --slate-900: #12141c;
  --slate-850: #181b26;
}

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

html, body {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  color: var(--slate-800);
  background-color: var(--slate-50);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* ==========================================================================
   TOP PROCUREMENT STRIP
   ========================================================================== */
/* ==========================================================================
   TOP PROCUREMENT STRIP
   ========================================================================== */
.top-procurement-strip {
  background-color: var(--slate-950);
  color: var(--slate-300);
  font-size: 0.8125rem;
  height: 38px;
  min-height: 38px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 50;
  overflow: hidden;
}

.top-procurement-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap !important;
  gap: 1rem;
  width: 100%;
}

.procurement-badges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: nowrap;
  flex-shrink: 1;
  min-width: 0;
}

.proc-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
  font-size: 0.75rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.proc-badge strong {
  color: var(--white);
  font-weight: 600;
}

.proc-badge-tag {
  background: var(--proc-tag-bg);
  color: var(--proc-tag-color);
  border: 1px solid var(--proc-tag-border);
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

/* Theme Switcher Toggle Pill */
.theme-switcher-control {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  padding: 2px;
  gap: 2px;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.theme-switcher-label {
  font-size: 0.6875rem;
  color: var(--slate-400);
  padding: 0 0.25rem 0 0.45rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  user-select: none;
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--slate-300);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1.4;
  white-space: nowrap;
}

.theme-toggle-btn:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
}

.theme-toggle-btn.active {
  background: rgba(255, 255, 255, 0.22);
  color: var(--white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.theme-indicator-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

.theme-indicator-dot.navy-indicator {
  background: #0284c7;
  box-shadow: 0 0 6px #0284c7;
}

.theme-indicator-dot.red-indicator {
  background: #ef4444;
  box-shadow: 0 0 6px #ef4444;
}

.procurement-contact {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  white-space: nowrap;
}

/* Quick Mobile/Tablet Theme Switcher Pill */
.mobile-theme-pill {
  display: none;
  align-items: center;
  background: var(--slate-100);
  border: 1px solid var(--slate-300);
  border-radius: 9999px;
  padding: 2px;
  gap: 2px;
}

.mobile-theme-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.2s ease;
}

.mobile-theme-btn:hover {
  background: var(--slate-200);
}

.mobile-theme-btn.active {
  background: var(--white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background-color: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.15rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1rem;
}

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.brand-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.brand-tagline-col {
  display: flex;
  flex-direction: column;
  border-left: 2px solid var(--slate-200);
  padding-left: 0.625rem;
}

.brand-tagline-text {
  font-size: 0.6875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  line-height: 1.2;
}

.brand-subtext {
  font-size: 0.625rem;
  color: var(--slate-500);
}

/* Desktop Navigation */
.main-nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  flex-shrink: 1;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--slate-700);
  border-radius: var(--border-radius-sm);
  transition: all 0.2s ease;
  position: relative;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-subtle);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -14px;
  left: 0.5rem;
  right: 0.5rem;
  height: 2px;
  background-color: var(--color-primary);
}

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

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 280px;
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-xl);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s ease;
  z-index: 50;
}

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

.dropdown-link {
  display: flex;
  flex-direction: column;
  padding: 0.625rem 0.875rem;
  border-radius: var(--border-radius-sm);
  transition: background-color 0.15s ease;
}

.dropdown-link:hover {
  background-color: var(--slate-100);
}

.dropdown-link-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-800);
}

.dropdown-link-desc {
  font-size: 0.75rem;
  color: var(--slate-500);
  margin-top: 0.125rem;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.search-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.65rem;
  background-color: var(--slate-100);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-sm);
  color: var(--slate-600);
  font-size: 0.8125rem;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.search-trigger-btn:hover {
  background-color: var(--slate-200);
  color: var(--slate-900);
  border-color: var(--slate-300);
}

.search-kbd {
  background-color: var(--white);
  border: 1px solid var(--slate-300);
  border-radius: 4px;
  padding: 0.05rem 0.3rem;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  color: var(--slate-500);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  background-color: var(--color-primary);
  color: var(--white);
  font-weight: 600;
  font-size: 0.8125rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--border-radius-sm);
  box-shadow: 0 2px 4px rgba(0, 70, 116, 0.2);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 4px 12px rgba(0, 70, 116, 0.35);
  transform: translateY(-1px);
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--color-accent);
  color: var(--white);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius-sm);
  box-shadow: 0 2px 4px rgba(225, 29, 72, 0.25);
  transition: all 0.2s ease;
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 4px 12px rgba(225, 29, 72, 0.35);
  transform: translateY(-1px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: var(--slate-800);
  border: 1px solid var(--slate-300);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius-sm);
  transition: all 0.2s ease;
}

.btn-outline:hover {
  background-color: var(--slate-100);
  border-color: var(--slate-400);
}

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius-sm);
  backdrop-filter: blur(8px);
  transition: all 0.2s ease;
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-1px);
}

/* Mobile Hamburger Button */
.hamburger-btn {
  display: none;
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  color: var(--slate-700);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  background-color: var(--slate-950);
  color: var(--white);
  overflow: hidden;
  padding: 5rem 0 4rem 0;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 30%, var(--hero-glow-1) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, var(--hero-glow-2) 0%, transparent 45%),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.7), var(--slate-950));
  pointer-events: none;
  transition: all 0.3s ease;
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.hero-container {
  position: relative;
  z-index: 10;
}

.hero-grid-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  padding: 0.375rem 0.875rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--hero-tag-color);
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
  max-width: 100%;
  white-space: normal;
  line-height: 1.4;
  transition: all 0.3s ease;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 1.25rem;
  word-break: break-word;
}

.hero-title-highlight {
  background: var(--hero-highlight-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: all 0.3s ease;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.1875rem);
  color: var(--slate-300);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 620px;
}

.hero-actions-row {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  font-feature-settings: "tnum";
}

.stat-value-accent {
  color: var(--stat-accent-color);
  transition: color 0.3s ease;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.375rem;
}

/* Hero Visual Showcase Card */
.hero-visual-card {
  position: relative;
  background: linear-gradient(145deg, rgba(30, 41, 59, 0.7), rgba(15, 23, 42, 0.9));
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--border-radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
  backdrop-filter: blur(12px);
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.75rem;
}

.hero-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--hero-card-badge-color);
  background: var(--hero-card-badge-bg);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background-color: var(--slate-900);
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-main {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-visual-card:hover .hero-image-main {
  transform: scale(1.03);
}

.hero-floating-pill {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--border-radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.floating-pill-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--white);
}

.floating-pill-sub {
  font-size: 0.75rem;
  color: var(--slate-400);
}

/* ==========================================================================
   FEATURE & VALUE PROP CARDS
   ========================================================================== */
.section {
  padding: 5rem 0;
  position: relative;
}

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

.section-slate {
  background-color: var(--slate-100);
}

.section-dark {
  background-color: var(--slate-900);
  color: var(--white);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem auto;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary-light);
  margin-bottom: 0.625rem;
}

.section-dark .section-eyebrow {
  color: #38bdf8;
}

.section-title {
  font-size: 2.375rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.015em;
}

.section-dark .section-title {
  color: var(--white);
}

.section-desc {
  font-size: 1.125rem;
  color: var(--slate-600);
  line-height: 1.6;
}

.section-dark .section-desc {
  color: var(--slate-300);
}

/* 4-Column Feature Grid */
.features-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-lg);
  padding: 1.75rem;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-light);
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.625rem;
}

.feature-card-desc {
  font-size: 0.9375rem;
  color: var(--slate-600);
  line-height: 1.55;
  flex-grow: 1;
}

/* ==========================================================================
   PRODUCT SHOWCASE & MATRIX
   ========================================================================== */
.product-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  background-color: var(--white);
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
}

.filter-chips-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-chip {
  padding: 0.4rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-600);
  border-radius: 9999px;
  border: 1px solid var(--slate-200);
  background-color: var(--white);
  transition: all 0.2s ease;
}

.filter-chip:hover {
  border-color: var(--slate-400);
  color: var(--slate-900);
}

.filter-chip.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--white);
}

.product-search-input-wrap {
  position: relative;
  min-width: 260px;
}

.product-search-input {
  width: 100%;
  padding: 0.45rem 0.875rem 0.45rem 2.25rem;
  font-size: 0.875rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--border-radius-sm);
  background-color: var(--slate-50);
  outline: none;
  transition: all 0.2s ease;
}

.product-search-input:focus {
  border-color: var(--color-primary);
  background-color: var(--white);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.product-search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--slate-400);
  pointer-events: none;
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.product-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--slate-300);
}

.product-card-img-wrap {
  position: relative;
  background-color: var(--slate-100);
  aspect-ratio: 16 / 10;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.product-badge-overlay {
  position: absolute;
  top: 0.875rem;
  left: 0.875rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  z-index: 5;
}

.product-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  backdrop-filter: blur(6px);
}

.product-badge-hazmat {
  background-color: rgba(225, 29, 72, 0.9);
  color: var(--white);
}

.product-badge-military {
  background-color: rgba(15, 23, 42, 0.85);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.4);
}

.product-badge-volume {
  background-color: rgba(16, 185, 129, 0.9);
  color: var(--white);
}

.product-badge-esd {
  background-color: rgba(245, 158, 11, 0.9);
  color: var(--slate-950);
}

.product-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-category-text {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary-light);
  margin-bottom: 0.375rem;
}

.product-card-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.25;
  margin-bottom: 0.625rem;
}

.product-card-excerpt {
  font-size: 0.9rem;
  color: var(--slate-600);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.product-spec-preview-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  padding: 0.75rem 0;
  border-top: 1px solid var(--slate-100);
  border-bottom: 1px solid var(--slate-100);
  margin-bottom: 1.25rem;
  font-size: 0.8125rem;
}

.spec-preview-item {
  display: flex;
  flex-direction: column;
}

.spec-preview-label {
  color: var(--slate-400);
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 600;
}

.spec-preview-val {
  color: var(--slate-800);
  font-weight: 600;
  font-family: var(--font-mono);
}

.product-card-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-card-primary {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  background-color: var(--slate-100);
  color: var(--slate-800);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.5rem 0.875rem;
  border-radius: var(--border-radius-sm);
  transition: all 0.2s ease;
}

.btn-card-primary:hover {
  background-color: var(--color-primary);
  color: var(--white);
}

.btn-card-quote {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
  transition: all 0.2s ease;
}

.btn-card-quote:hover {
  background-color: var(--color-accent);
  color: var(--white);
}

/* ==========================================================================
   INTERACTIVE FREIGHT & 85% VOLUME CALCULATOR
   ========================================================================== */
.calc-wrapper-card {
  background: var(--white);
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.calc-inputs-pane {
  padding: 2.5rem;
  background-color: var(--white);
}

.calc-results-pane {
  padding: 2.5rem;
  background: linear-gradient(145deg, var(--slate-900), var(--slate-950));
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-group {
  margin-bottom: 2rem;
}

.calc-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.625rem;
}

.calc-label-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--slate-800);
}

.calc-label-val {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-primary);
  font-family: var(--font-mono);
}

.calc-range-slider {
  width: 100%;
  height: 6px;
  background: var(--slate-200);
  border-radius: 9999px;
  outline: none;
  -webkit-appearance: none;
}

.calc-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  box-shadow: 0 0 0 4px var(--color-primary-subtle);
  transition: all 0.15s ease;
}

.calc-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 0 0 6px var(--color-primary-subtle);
}

.calc-kpi-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.calc-kpi-headline {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #38bdf8;
  font-weight: 700;
  margin-bottom: 0.375rem;
}

.calc-kpi-big-num {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  font-feature-settings: "tnum";
}

.calc-kpi-sub {
  font-size: 0.875rem;
  color: var(--slate-400);
  margin-top: 0.375rem;
}

.calc-metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.calc-metric-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius-md);
  padding: 1rem;
}

.calc-metric-val {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--white);
}

.calc-metric-label {
  font-size: 0.75rem;
  color: var(--slate-400);
  margin-top: 0.25rem;
}

/* Visual Container Folding Simulation */
.volume-comparison-bar {
  margin-top: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
}

.comp-bar-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.comp-bar-row:last-child {
  margin-bottom: 0;
}

.comp-bar-label {
  width: 140px;
  font-size: 0.8125rem;
  color: var(--slate-300);
  font-weight: 600;
  flex-shrink: 0;
}

.comp-bar-track {
  flex-grow: 1;
  height: 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.comp-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}

.comp-bar-fill-corrugated {
  background: #f43f5e;
  width: 100%;
}

.comp-bar-fill-sapper {
  background: #10b981;
  width: 15%; /* 85% reduction! */
}

/* ==========================================================================
   INTERACTIVE EXPLODED / FOLDED SLEEVE PACK COMPONENT
   ========================================================================== */
.sleeve-visualizer-card {
  background-color: var(--slate-900);
  border-radius: var(--border-radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2.5rem;
  color: var(--white);
  margin: 3.5rem 0;
}

.sleeve-toggle-buttons {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius-md);
  padding: 0.25rem;
  gap: 0.25rem;
}

.sleeve-toggle-btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-300);
  border-radius: var(--border-radius-sm);
  transition: all 0.2s ease;
}

.sleeve-toggle-btn.active {
  background-color: var(--color-primary-light);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.4);
}

.sleeve-stage-diagram {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  margin-top: 2rem;
}

.sleeve-layers-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.sleeve-layer-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius-md);
  padding: 0.875rem 1.25rem;
  transition: all 0.2s ease;
}

.sleeve-layer-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: #38bdf8;
}

.sleeve-layer-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.2);
  color: #38bdf8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.8125rem;
  flex-shrink: 0;
}

.sleeve-layer-name {
  font-weight: 700;
  font-size: 0.9375rem;
}

.sleeve-layer-desc {
  font-size: 0.8125rem;
  color: var(--slate-400);
}

/* ==========================================================================
   TECHNICAL SPECS & TABLES
   ========================================================================== */
.specs-table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  margin: 1.5rem 0;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.specs-table th {
  background-color: var(--slate-50);
  color: var(--slate-700);
  font-weight: 700;
  padding: 0.875rem 1.25rem;
  border-bottom: 2px solid var(--slate-200);
  white-space: nowrap;
}

.specs-table td {
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-800);
}

.specs-table tr:hover td {
  background-color: var(--color-primary-subtle);
}

.btn-download-pdf {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background-color: var(--slate-100);
  color: var(--color-primary);
  padding: 0.375rem 0.75rem;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: 0.8125rem;
  transition: all 0.2s ease;
  border: 1px solid var(--slate-200);
}

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

/* ==========================================================================
   FAQ ACCORDION
   ========================================================================== */
.faq-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.faq-search-wrap {
  max-width: 540px;
  margin: 0 auto 2.5rem auto;
  position: relative;
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.faq-item:hover {
  border-color: var(--slate-300);
}

.faq-item.open {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.faq-question-btn {
  width: 100%;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--slate-900);
  gap: 1rem;
}

.faq-toggle-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--slate-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s ease, background-color 0.2s ease;
}

.faq-item.open .faq-toggle-icon {
  transform: rotate(180deg);
  background-color: var(--color-primary);
  color: var(--white);
}

.faq-answer-content {
  padding: 0 1.5rem 1.25rem 1.5rem;
  font-size: 0.95rem;
  color: var(--slate-600);
  line-height: 1.65;
  border-top: 1px solid var(--slate-100);
  display: none;
}

.faq-item.open .faq-answer-content {
  display: block;
}

/* ==========================================================================
   ABOUT US, FACILITY & PARTNERS
   ========================================================================== */
.about-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.about-img-frame {
  position: relative;
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

.about-caption-tag {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  background: rgba(15, 23, 42, 0.85);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  backdrop-filter: blur(8px);
}

.partner-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.partner-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.partner-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-light);
}

.partner-logo-box {
  height: 70px;
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.partner-logo-box img {
  max-height: 100%;
  width: auto;
  object-fit: contain;
}

.partner-name {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--slate-900);
  margin-bottom: 0.75rem;
}

.partner-desc {
  font-size: 0.95rem;
  color: var(--slate-600);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* ==========================================================================
   CONTACT & INTERACTIVE RFQ MODAL
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.5rem;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.contact-method-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-method-row:last-child {
  margin-bottom: 0;
}

.contact-icon-bubble {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-method-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--slate-400);
  font-weight: 700;
  letter-spacing: 0.05em;
}

.contact-method-value {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--slate-800);
}

.contact-form-panel {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-xl);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: 1.25rem;
}

.form-field label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-700);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--border-radius-sm);
  background-color: var(--slate-50);
  color: var(--slate-900);
  outline: none;
  transition: all 0.2s ease;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
  background-color: var(--white);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

/* ==========================================================================
   MODAL WINDOWS & DRAWERS
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

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

.modal-dialog {
  background: var(--white);
  border-radius: var(--border-radius-xl);
  max-width: 820px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-2xl);
  transform: scale(0.95);
  transition: transform 0.25s ease;
  position: relative;
}

.modal-overlay.active .modal-dialog {
  transform: scale(1);
}

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--slate-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--white);
  z-index: 10;
}

.modal-title {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--slate-900);
}

.modal-close-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--slate-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-600);
  transition: all 0.15s ease;
}

.modal-close-btn:hover {
  background: var(--slate-200);
  color: var(--slate-900);
}

.modal-body {
  padding: 2rem;
}

/* Global Search Modal */
.search-modal-dialog {
  max-width: 640px;
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.search-modal-input-wrap {
  display: flex;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--slate-200);
  gap: 1rem;
}

.search-modal-input {
  flex-grow: 1;
  border: none;
  font-size: 1.125rem;
  outline: none;
  color: var(--slate-900);
}

.search-results-list {
  max-height: 400px;
  overflow-y: auto;
  padding: 0.5rem;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-sm);
  transition: background-color 0.15s ease;
}

.search-result-item:hover {
  background-color: var(--slate-100);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--slate-950);
  color: var(--slate-400);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4.5rem 0 2rem 0;
  margin-top: auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-col-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.footer-links-list a:hover {
  color: var(--white);
  text-decoration: underline;
}

.footer-bottom-bar {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVENESS
   ========================================================================== */
@media (max-width: 1200px) {
  .proc-badge-optional {
    display: none;
  }
  .brand-tagline-col {
    display: none;
  }
  .nav-link {
    padding: 0.35rem 0.45rem;
    font-size: 0.8125rem;
  }
  .search-kbd {
    display: none;
  }
  .btn-primary {
    padding: 0.45rem 0.85rem;
    font-size: 0.8125rem;
  }
}

@media (max-width: 1024px) {
  #plantHoursStatus {
    display: none;
  }

  .hero-grid-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .calc-wrapper-card {
    grid-template-columns: 1fr;
  }

  .about-hero-grid,
  .contact-grid,
  .sleeve-stage-diagram {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }

  .product-search-input-wrap {
    width: 100%;
  }
}

@media (max-width: 1024px) {
  .top-procurement-strip {
    display: none;
  }

  .main-nav-desktop,
  .nav-actions .search-trigger-btn,
  .nav-actions .btn-primary {
    display: none;
  }

  .nav-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .mobile-theme-pill {
    display: inline-flex;
  }

  .hamburger-btn {
    display: block;
    padding: 0.5rem;
    color: var(--slate-800);
  }

  .brand-tagline-col {
    display: none !important;
  }

  .brand-logo-img {
    height: 26px !important;
    max-width: 175px !important;
    width: auto !important;
  }

  .header-inner {
    height: 60px;
    gap: 0.5rem;
  }

  .hero-section {
    padding: 3rem 0 2.5rem 0;
  }

  .hero-tag {
    font-size: 0.7rem;
    padding: 0.3rem 0.65rem;
    line-height: 1.35;
  }

  .hero-title {
    font-size: clamp(1.75rem, 5.5vw, 2.25rem);
    line-height: 1.15;
  }

  .hero-actions-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .hero-actions-row a,
  .hero-actions-row button {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .hero-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.875rem;
    padding-top: 1.25rem;
  }

  .stat-value {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.65rem;
    line-height: 1.3;
  }

  .comp-bar-label {
    width: 110px;
    font-size: 0.75rem;
  }

  .products-grid,
  .features-grid-4,
  .partner-cards-grid,
  .calc-metrics-row,
  .form-grid-2 {
    grid-template-columns: 1fr;
  }

  .calc-inputs-pane,
  .calc-results-pane {
    padding: 1.75rem;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .modal-dialog {
    max-height: 95vh;
  }

  .modal-header,
  .modal-body {
    padding: 1.25rem;
  }
}

@media (max-width: 640px) {
  .brand-tagline-col {
    display: none !important;
  }
  .brand-logo-img {
    height: 26px !important;
    max-width: 190px !important;
  }
  .header-inner {
    gap: 0.5rem !important;
    justify-content: space-between !important;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .calc-kpi-big-num {
    font-size: 2.25rem;
  }

  .sleeve-visualizer-card {
    padding: 1.5rem;
  }
}