/* ==========================================================================
   AMP MAGNETICS — DESIGN SYSTEM & PRODUCTION STYLESHEET
   Brand: Applied Manufacturing Partners, LLC (d/b/a AMP Magnetics)
   Colors: Navy #0B1F3A, Copper #C45C26, Paper #F4F1EA, Slate #4A5560, White #FFFFFF
   ========================================================================== */

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

:root {
  /* Brand Palette */
  --color-navy: #0B1F3A;
  --color-navy-dark: #061224;
  --color-navy-light: #15325B;
  --color-navy-surface: #0E2442;
  --color-copper: #C45C26;
  --color-copper-hover: #D96A30;
  --color-copper-dark: #A3481B;
  --color-copper-tint: rgba(196, 92, 38, 0.08);
  --color-paper: #F4F1EA;
  --color-paper-alt: #ECE8DE;
  --color-slate: #4A5560;
  --color-slate-light: #64748B;
  --color-slate-border: #D8D3C8;
  --color-white: #FFFFFF;
  --color-text-dark: #121820;
  --color-text-muted: #576574;
  --color-text-light: #F4F1EA;

  /* Typography */
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2.5rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Layout */
  --container-width: 1200px;
  --header-height: 80px;
  --border-radius-sm: 3px;
  --border-radius: 4px;
  --border-radius-lg: 8px;

  /* Shadows */
  --shadow-subtle: 0 1px 3px rgba(11, 31, 58, 0.08), 0 1px 2px rgba(11, 31, 58, 0.04);
  --shadow-card: 0 4px 16px rgba(11, 31, 58, 0.06), 0 1px 3px rgba(11, 31, 58, 0.04);
  --shadow-elevated: 0 12px 32px rgba(11, 31, 58, 0.12), 0 2px 6px rgba(11, 31, 58, 0.06);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* Box Sizing & 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-sans);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 1.35rem;
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-dark);
}

p.lead {
  font-size: 1.2rem;
  line-height: 1.65;
  color: var(--color-slate);
}

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

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

strong {
  font-weight: 600;
  color: var(--color-navy);
}

code, .spec-code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--color-paper-alt);
  padding: 0.15em 0.4em;
  border-radius: var(--border-radius-sm);
  color: var(--color-navy);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.container-narrow {
  max-width: 900px;
}

.section {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
}

.section-paper {
  background-color: var(--color-paper);
  border-top: 1px solid var(--color-slate-border);
  border-bottom: 1px solid var(--color-slate-border);
}

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

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

.section-navy p {
  color: #C8D3E0;
}

/* Technical Specification Tag / Eyebrow */
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-copper);
  margin-bottom: var(--spacing-sm);
}

.eyebrow-navy {
  color: #8EB3E6;
}

/* Buttons & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 0.85rem 1.6rem;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

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

.btn-copper:hover {
  background-color: var(--color-copper-hover);
  border-color: var(--color-copper-hover);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(196, 92, 38, 0.3);
}

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

.btn-navy:hover {
  background-color: var(--color-navy-light);
  color: var(--color-white);
}

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

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

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

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

.btn-sm {
  padding: 0.55rem 1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1.1rem 2rem;
  font-size: 1.05rem;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

/* Header & Sticky Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-navy);
  border-bottom: 2px solid var(--color-copper);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-fast);
}

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

.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  height: 48px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.75rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: #D8D3C8;
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

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

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

/* Nav Dropdown */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-navy);
  border: 1px solid var(--color-navy-light);
  border-top: 2px solid var(--color-copper);
  min-width: 250px;
  padding: 0.75rem 0;
  box-shadow: var(--shadow-elevated);
  display: none;
  list-style: none;
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.nav-item:hover .nav-dropdown {
  display: block;
}

.dropdown-link {
  display: block;
  padding: 0.6rem 1.25rem;
  color: #D8D3C8;
  font-size: 0.88rem;
  font-weight: 400;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.dropdown-link:hover {
  background-color: var(--color-navy-surface);
  color: var(--color-white);
  padding-left: 1.5rem;
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-sm);
  color: var(--color-white);
  padding: 0.5rem;
  cursor: pointer;
  font-size: 1.25rem;
}

/* Mandatory Rep Disclosure Banner */
.rep-banner {
  background-color: var(--color-navy-surface);
  border-bottom: 1px solid var(--color-navy-light);
  padding: 0.4rem 0;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: #A9B8CC;
  text-align: center;
}

.rep-banner strong {
  color: #FFFFFF;
}

/* Hero Section */
.hero {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding-top: calc(var(--spacing-3xl) * 1.1);
  padding-bottom: var(--spacing-3xl);
  position: relative;
  border-bottom: 1px solid var(--color-navy-light);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(196, 92, 38, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 960px;
}

.hero-brand-expansion {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #A9B8CC;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-brand-expansion span.dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-copper);
  border-radius: 50%;
  display: inline-block;
}

.hero-title {
  color: var(--color-white);
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  line-height: 1.15;
  margin-bottom: var(--spacing-lg);
  font-weight: 700;
}

.hero-subtitle {
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  line-height: 1.6;
  color: #D8D3C8;
  margin-bottom: var(--spacing-xl);
  max-width: 820px;
}

.hero-highlight {
  color: var(--color-copper);
  font-weight: 600;
}

/* Page Header (Internal Pages) */
.page-header {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--color-navy-light);
}

.page-header h1 {
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.page-header .lead {
  color: #D8D3C8;
  max-width: 800px;
  margin-bottom: 0;
}

.breadcrumbs {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #8EB3E6;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumbs a {
  color: #D8D3C8;
}

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

/* Callout Disclaimers */
.rep-disclaimer-box {
  background-color: var(--color-paper);
  border-left: 4px solid var(--color-copper);
  padding: 1.25rem 1.5rem;
  margin-bottom: var(--spacing-xl);
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  font-size: 0.95rem;
  color: var(--color-slate);
}

.rep-disclaimer-box strong {
  color: var(--color-navy);
}

/* Grid & Cards System */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

/* Product & Line-Card Cards */
.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  position: relative;
}

.card:hover {
  border-color: var(--color-navy);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}

.card-copper-top {
  border-top: 3px solid var(--color-copper);
}

.card-navy-top {
  border-top: 3px solid var(--color-navy);
}

.card-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-copper);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-navy);
}

.card-text {
  font-size: 0.95rem;
  color: var(--color-slate);
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
}

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

.card-specs li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-slate);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.card-specs li::before {
  content: '■';
  font-size: 0.5rem;
  color: var(--color-copper);
}

/* Process Timeline (How We Work) */
.timeline-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
  margin-top: var(--spacing-xl);
}

.timeline-step {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-border);
  border-top: 4px solid var(--color-navy);
  padding: 1.5rem 1.25rem;
  border-radius: var(--border-radius-sm);
  position: relative;
}

.timeline-step:hover {
  border-top-color: var(--color-copper);
}

.timeline-step-num {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-copper);
  margin-bottom: 0.5rem;
}

.timeline-step-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.timeline-step-desc {
  font-size: 0.88rem;
  color: var(--color-slate);
  line-height: 1.5;
  margin-bottom: 0;
}

/* Specification Tables (Spec-Sheet Aesthetic) */
.spec-table-wrapper {
  overflow-x: auto;
  margin: var(--spacing-xl) 0;
  border: 1px solid var(--color-slate-border);
  border-radius: var(--border-radius);
  background-color: var(--color-white);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  text-align: left;
}

.spec-table th {
  background-color: var(--color-paper);
  color: var(--color-navy);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.85rem 1.2rem;
  border-bottom: 2px solid var(--color-slate-border);
}

.spec-table td {
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--color-slate-border);
  color: var(--color-slate);
}

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

.spec-table tr:hover td {
  background-color: rgba(244, 241, 234, 0.4);
}

.spec-table td strong {
  color: var(--color-navy);
}

/* Technical Schematic Container */
.diagram-container {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  box-shadow: var(--shadow-subtle);
}

.diagram-caption {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-slate);
  margin-top: var(--spacing-sm);
  text-align: right;
}

/* RFQ / Contact Form */
.rfq-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-border);
  border-top: 4px solid var(--color-copper);
  border-radius: var(--border-radius);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-card);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.form-row-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 0.4rem;
}

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

.form-control, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-text-dark);
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-border);
  border-radius: var(--border-radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-copper);
  box-shadow: 0 0 0 3px var(--color-copper-tint);
}

.form-hint {
  font-size: 0.8rem;
  color: var(--color-slate);
  margin-top: 0.35rem;
}

/* Radio / Checkbox Groups */
.radio-group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-top: 0.4rem;
}

.radio-card {
  border: 1px solid var(--color-slate-border);
  border-radius: var(--border-radius-sm);
  padding: 0.65rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  background-color: var(--color-white);
  transition: all var(--transition-fast);
}

.radio-card:hover {
  background-color: var(--color-paper);
}

.radio-card input[type="radio"], .radio-card input[type="checkbox"] {
  accent-color: var(--color-copper);
}

/* File Upload Box */
.file-upload-box {
  border: 2px dashed var(--color-slate-border);
  padding: 1.5rem;
  border-radius: var(--border-radius-sm);
  text-align: center;
  background-color: var(--color-paper);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.file-upload-box:hover {
  border-color: var(--color-copper);
}

/* Honeypot anti-spam field hidden from humans */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* Alerts */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-lg);
  font-size: 0.95rem;
}

.alert-success {
  background-color: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
}

.alert-error {
  background-color: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
}

/* Site Footer */
.site-footer {
  background-color: var(--color-navy-dark);
  color: #94A3B8;
  font-size: 0.9rem;
  border-top: 3px solid var(--color-copper);
}

.footer-top {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.25fr;
  gap: var(--spacing-2xl);
}

.footer-brand-summary {
  max-width: 360px;
}

.footer-logo {
  height: 42px;
  width: auto;
  margin-bottom: var(--spacing-md);
  display: block;
}

.footer-positioning {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #CBD5E1;
  margin-bottom: var(--spacing-md);
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

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

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: #94A3B8;
  text-decoration: none;
  transition: color var(--transition-fast);
  font-size: 0.9rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  font-size: 0.82rem;
  color: #94A3B8;
}

.footer-legal-notice {
  background-color: rgba(0, 0, 0, 0.25);
  border-left: 3px solid var(--color-copper);
  padding: 1rem 1.25rem;
  margin-bottom: var(--spacing-lg);
  font-size: 0.8rem;
  line-height: 1.55;
  color: #CBD5E1;
}

.footer-bottom-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-sub-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

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

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

/* Badge System */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--border-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

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

.badge-copper {
  background-color: var(--color-copper);
  color: var(--color-white);
}

.badge-paper {
  background-color: var(--color-paper-alt);
  color: var(--color-navy);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
  .timeline-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 70px;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--color-navy);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
    border-bottom: 2px solid var(--color-copper);
    box-shadow: var(--shadow-elevated);
  }
  .nav-links.show {
    display: flex;
  }
  .nav-dropdown {
    position: static;
    box-shadow: none;
    background-color: var(--color-navy-surface);
    width: 100%;
    margin-top: 0.5rem;
  }
  .nav-item:hover .nav-dropdown {
    display: block;
  }
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .timeline-grid {
    grid-template-columns: 1fr;
  }
  .form-row, .form-row-3 {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom-flex {
    flex-direction: column;
    align-items: flex-start;
  }
}