/* ==========================================================================
   APEX PRECISION AUTO CARE — TEMPLATE 5 STYLESHEET
   Aesthetic: Precision Automotive Engineering & Modern Workshop
   Palette:
     - Carbon Dark:        #121316
     - Gunmetal Surface:   #1F2937
     - Brushed Steel:      #F3F4F6
     - Performance Crimson:#DC2626
     - Diagnostic Amber:   #F59E0B
   ========================================================================== */

:root {
  --bg-carbon: #121316;
  --bg-carbon-deep: #0b0c0e;
  --bg-gunmetal: #1F2937;
  --bg-gunmetal-elevated: #263244;
  --bg-steel: #F3F4F6;
  --bg-surface-light: #FFFFFF;

  --accent-crimson: #DC2626;
  --accent-crimson-hover: #B91C1C;
  --accent-crimson-soft: rgba(220, 38, 38, 0.14);

  --accent-amber: #F59E0B;
  --accent-amber-soft: rgba(245, 158, 11, 0.15);
  --status-green: #10B981;

  --text-light: #F9FAFB;
  --text-muted-light: #9CA3AF;
  --text-dark: #111827;
  --text-slate: #4B5563;

  --border-dark: #2E3646;
  --border-light: #D1D5DB;

  --font-display: "Impact", "Arial Narrow", "Franklin Gothic Medium", system-ui, -apple-system, sans-serif;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Consolas", "Courier New", monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-card: 0 12px 28px -8px rgba(0, 0, 0, 0.35);
  --shadow-light: 0 8px 24px -6px rgba(17, 24, 39, 0.08);
  --container-max: 1220px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text-dark);
  background-color: var(--bg-carbon);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* Tabular numerals for all specs, mileage intervals, prices, and estimates */
.spec-stat__value,
.callout-tab__num,
.subsystem-readout__spec,
.workflow-step__num,
.service-card__est,
.service-card__price-val,
.lookup-pill,
.lookup-metric__value,
.utility-bar,
.eyebrow {
  font-variant-numeric: tabular-nums;
}

/* Accessibility Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent-crimson);
  color: var(--text-light);
  padding: 0.65rem 1.1rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  z-index: 1000;
}

.skip-link:focus {
  top: 0.75rem;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ==========================================================================
   1. WORKSHOP UTILITY HEADER BAR & NAVIGATION
   ========================================================================== */
.utility-bar {
  background-color: var(--bg-carbon-deep);
  color: var(--text-muted-light);
  border-bottom: 1px solid var(--border-dark);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.55rem 0;
}

.utility-bar__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem 1.25rem;
}

.utility-bar__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.utility-item strong,
.utility-phone strong {
  color: var(--text-light);
}

.utility-phone {
  color: var(--accent-amber);
  font-weight: 600;
}

.utility-phone:hover {
  text-decoration: underline;
}

.utility-divider {
  color: #374151;
}

.bay-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-light);
  font-weight: 700;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  padding: 0.18rem 0.55rem;
  border-radius: var(--radius-sm);
}

.bay-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--status-green);
  box-shadow: 0 0 8px var(--status-green);
}

/* Sticky Industrial Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background-color: rgba(18, 19, 22, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--accent-crimson);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.brand__logo {
  flex-shrink: 0;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand__name {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: 0.08em;
  color: var(--text-light);
  text-transform: uppercase;
}

.brand__tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--accent-amber);
  margin-top: 0.15rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #D1D5DB;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--text-light);
  border-bottom-color: var(--accent-crimson);
}

.nav-toggle {
  display: none;
  background: var(--bg-gunmetal);
  border: 1px solid var(--border-dark);
  padding: 0.55rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--text-light);
  margin: 4px 0;
}

/* ==========================================================================
   BUTTONS & TYPOGRAPHY HELPERS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.85rem 1.45rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background-color: var(--accent-crimson);
  color: var(--text-light);
  border-color: var(--accent-crimson);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--accent-crimson-hover);
  border-color: var(--accent-crimson-hover);
}

.btn--outline-light {
  background-color: transparent;
  color: var(--text-light);
  border-color: #4B5563;
}

.btn--outline-light:hover,
.btn--outline-light:focus-visible {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

.btn--ghost {
  background-color: transparent;
  color: var(--text-dark);
  border-color: var(--border-light);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--text-dark);
  background-color: rgba(17, 24, 39, 0.05);
}

.btn--sm {
  padding: 0.55rem 1rem;
  font-size: 0.78rem;
}

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

/* Sections & Headers */
.section {
  padding: 5rem 0;
}

.section--dark {
  background-color: var(--bg-carbon);
  color: var(--text-light);
}

.section--light {
  background-color: var(--bg-steel);
  color: var(--text-dark);
}

.section-header {
  max-width: 760px;
  margin-bottom: 3rem;
}

.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(--accent-amber);
  background: var(--accent-amber-soft);
  border-left: 3px solid var(--accent-amber);
  padding: 0.25rem 0.65rem;
  margin-bottom: 0.85rem;
}

.eyebrow--dark {
  color: var(--accent-crimson);
  background: var(--accent-crimson-soft);
  border-left-color: var(--accent-crimson);
}

.section-title {
  font-family: var(--font-sans);
  font-size: clamp(1.85rem, 3.2vw, 2.55rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.15;
  margin: 0 0 0.85rem;
}

.section-subtitle {
  font-size: 1.05rem;
  margin: 0;
  color: var(--text-slate);
}

.section-header--light .section-subtitle {
  color: var(--text-muted-light);
}

/* ==========================================================================
   2. HERO SECTION & INTERACTIVE CUTAWAY SCHEMATIC (#home)
   ========================================================================== */
.hero {
  padding: 4rem 0 5rem;
  background:
    radial-gradient(circle at 80% 20%, rgba(220, 38, 38, 0.12), transparent 45%),
    linear-gradient(180deg, #16181d 0%, var(--bg-carbon) 100%);
  border-bottom: 1px solid var(--border-dark);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 2.5rem;
  align-items: start;
}

.hero__title {
  font-size: clamp(2rem, 3.6vw, 3rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.1;
  margin: 0 0 1.15rem;
  color: var(--text-light);
}

.hero__lead {
  font-size: 1.06rem;
  color: #D1D5DB;
  margin: 0 0 1.75rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 2.25rem;
}

.hero__specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-dark);
}

.spec-stat {
  background: var(--bg-gunmetal);
  border: 1px solid var(--border-dark);
  border-left: 3px solid var(--accent-crimson);
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
}

.spec-stat__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted-light);
  letter-spacing: 0.08em;
}

.spec-stat__value {
  margin: 0.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-light);
}

/* Interactive Schematic Card */
.hero__schematic-card {
  background-color: var(--bg-gunmetal);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
}

.schematic-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.schematic-card__title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-light);
}

.schematic-card__badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-amber);
  background: var(--accent-amber-soft);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-sm);
}

.schematic-figure {
  background: #0D0E11;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid #262930;
  margin-bottom: 1rem;
}

.callout-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.callout-tab {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  background-color: #14171F;
  color: #D1D5DB;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.7rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.callout-tab:hover {
  border-color: var(--accent-amber);
  color: var(--text-light);
}

.callout-tab.is-active {
  background-color: rgba(220, 38, 38, 0.16);
  border-color: var(--accent-crimson);
  color: var(--text-light);
}

.callout-tab__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-amber);
  margin-bottom: 0.15rem;
}

.callout-tab.is-active .callout-tab__num {
  color: #FCA5A5;
}

.callout-tab__label {
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.25;
}

.subsystem-readout {
  background-color: #13161C;
  border: 1px solid var(--border-dark);
  border-left: 4px solid var(--accent-crimson);
  border-radius: var(--radius-sm);
  padding: 1rem 1.15rem;
}

.subsystem-readout__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.subsystem-readout__code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  display: block;
}

.subsystem-readout__heading {
  font-size: 1.05rem;
  font-weight: 800;
  margin: 0.15rem 0 0.45rem;
  color: var(--text-light);
}

.subsystem-readout__spec {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-light);
  background: var(--bg-gunmetal);
  border: 1px solid var(--border-dark);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
}

.subsystem-readout__desc {
  font-size: 0.88rem;
  color: #D1D5DB;
  margin: 0 0 0.75rem;
}

.subsystem-readout__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 0.65rem;
  border-top: 1px solid #222733;
  font-size: 0.78rem;
}

.subsystem-readout__check {
  font-family: var(--font-mono);
  color: var(--text-muted-light);
}

.subsystem-readout__cta {
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-amber);
}

.subsystem-readout__cta:hover {
  text-decoration: underline;
}

/* ==========================================================================
   3. ABOUT SECTION (#about)
   ========================================================================== */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.philosophy-card {
  background: var(--bg-surface-light);
  border: 1px solid var(--border-light);
  border-top: 4px solid var(--accent-crimson);
  border-radius: var(--radius-md);
  padding: 1.65rem;
  box-shadow: var(--shadow-light);
}

.philosophy-card__index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-crimson);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.philosophy-card__title {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 0.65rem;
  color: var(--text-dark);
}

.philosophy-card__text {
  margin: 0;
  color: var(--text-slate);
  font-size: 0.94rem;
}

/* 4-Step Workflow Panel */
.workflow-panel {
  background-color: var(--bg-gunmetal);
  color: var(--text-light);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin-bottom: 2.5rem;
  border: 1px solid var(--border-dark);
}

.workflow-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-dark);
}

.workflow-panel__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.workflow-panel__tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-amber);
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.workflow-step {
  background: rgba(18, 19, 22, 0.55);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
}

.workflow-step__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--text-light);
  background: var(--accent-crimson);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.workflow-step__name {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  font-weight: 800;
}

.workflow-step__desc {
  margin: 0;
  font-size: 0.86rem;
  color: #D1D5DB;
}

/* About Split: Diagnostics SVG + Editable Shop Profile */
.about-split {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 2rem;
  align-items: stretch;
}

.diagnostics-showcase {
  background: var(--bg-surface-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-light);
}

.diagnostics-showcase__img {
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.diagnostics-showcase__caption {
  font-size: 0.9rem;
  color: var(--text-slate);
  background: var(--bg-steel);
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--accent-amber);
  border-radius: var(--radius-sm);
}

.shop-profile-card {
  background: var(--bg-carbon);
  color: var(--text-light);
  border-radius: var(--radius-md);
  padding: 1.85rem;
  border: 1px solid var(--border-dark);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.shop-profile-card__badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  letter-spacing: 0.1em;
}

.shop-profile-card__title {
  margin: 0.35rem 0 0.2rem;
  font-size: 1.4rem;
  font-weight: 900;
  text-transform: uppercase;
}

.shop-profile-card__subtitle {
  margin: 0 0 1.25rem;
  font-size: 0.88rem;
  color: var(--text-muted-light);
}

.shop-profile-list {
  margin: 0 0 1.5rem;
}

.shop-profile-list__row {
  padding: 0.65rem 0;
  border-bottom: 1px solid #242936;
  display: grid;
  grid-template-columns: 145px 1fr;
  gap: 0.75rem;
  font-size: 0.88rem;
}

.shop-profile-list__row dt {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted-light);
  font-weight: 700;
}

.shop-profile-list__row dd {
  margin: 0;
  color: var(--text-light);
  word-break: break-word;
}

.shop-profile-list__row a {
  color: var(--accent-amber);
}

.shop-profile-list__row a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   4. SERVICES SECTION (#services)
   ========================================================================== */
.system-illustrations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.25rem;
}

.system-visual-card {
  background: var(--bg-gunmetal);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 0.9rem;
}

.system-visual-card__img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.system-visual-card__meta {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0 0.25rem;
}

.system-visual-card__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.service-card {
  background-color: var(--bg-gunmetal);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-crimson);
}

.service-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.service-card__code {
  color: var(--accent-amber);
  font-weight: 700;
}

.service-card__est {
  color: #D1D5DB;
  background: rgba(18, 19, 22, 0.65);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.service-card__title {
  font-size: 1.2rem;
  font-weight: 800;
  margin: 0 0 0.6rem;
  color: var(--text-light);
}

.service-card__desc {
  font-size: 0.9rem;
  color: #D1D5DB;
  margin: 0 0 1rem;
}

.service-card__specs {
  margin: 0 0 1.4rem;
  padding-left: 1.15rem;
  font-size: 0.86rem;
  color: var(--text-muted-light);
}

.service-card__specs li {
  margin-bottom: 0.38rem;
}

.service-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-dark);
}

.service-card__price {
  display: flex;
  flex-direction: column;
}

.service-card__price-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--text-muted-light);
}

.service-card__price-val {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-light);
}

/* ==========================================================================
   5. INTERACTIVE MILEAGE MAINTENANCE LOOKUP TOOL (#maintenance-lookup)
   ========================================================================== */
.lookup-tool {
  background: linear-gradient(180deg, #1A212D 0%, #141821 100%);
  border: 2px solid var(--border-dark);
  border-top: 4px solid var(--accent-amber);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
}

.lookup-tool__title {
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  font-weight: 900;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
}

.lookup-tool__subtitle {
  margin: 0 0 1.75rem;
  color: #D1D5DB;
  max-width: 780px;
}

.lookup-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.75rem;
  padding: 1.25rem;
  background: rgba(18, 19, 22, 0.65);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
}

.lookup-control-group__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-amber);
  margin-bottom: 0.65rem;
  letter-spacing: 0.08em;
}

.lookup-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.lookup-pill {
  flex: 1 1 auto;
  background: var(--bg-gunmetal);
  color: #D1D5DB;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.18s ease;
}

.lookup-pill:hover {
  border-color: var(--accent-amber);
  color: var(--text-light);
}

.lookup-pill.is-active {
  background: var(--accent-crimson);
  border-color: var(--accent-crimson);
  color: var(--text-light);
}

.lookup-summary-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.lookup-metric {
  background: #11141B;
  border: 1px solid var(--border-dark);
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
}

.lookup-metric__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted-light);
  margin-bottom: 0.25rem;
}

.lookup-metric__value {
  font-family: var(--font-mono);
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--text-light);
}

.lookup-metric__value--amber {
  color: var(--accent-amber);
}

.lookup-metric__value--crimson {
  color: #F87171;
}

.lookup-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.lookup-checklist-box {
  background: #11141B;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 1.35rem;
}

.lookup-box-title {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-amber);
  letter-spacing: 0.06em;
  border-bottom: 1px solid #222836;
  padding-bottom: 0.55rem;
}

.lookup-list {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.9rem;
  color: #E5E7EB;
}

.lookup-list li {
  margin-bottom: 0.5rem;
}

.lookup-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--border-dark);
}

.lookup-note {
  margin: 0;
  font-size: 0.86rem;
  color: var(--text-muted-light);
}

/* ==========================================================================
   6. CONTACT SECTION & APPOINTMENT FORM (#contact)
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  align-items: start;
}

.appointment-card {
  background: var(--bg-surface-light);
  border: 1px solid var(--border-light);
  border-top: 4px solid var(--accent-crimson);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-light);
}

.appointment-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.appointment-card__code {
  font-weight: 700;
  color: var(--accent-crimson);
}

.appointment-card__status {
  color: var(--text-slate);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.15rem;
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-label {
  display: block;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.35rem;
}

.req {
  color: var(--accent-crimson);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 0.94rem;
  color: var(--text-dark);
  background-color: #F9FAFB;
  border: 1px solid #9CA3AF;
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.85rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-crimson);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
  background-color: #FFFFFF;
}

.form-input.is-invalid,
.form-select.is-invalid {
  border-color: var(--accent-crimson);
  background-color: #FEF2F2;
}

.form-error {
  display: block;
  min-height: 1.1rem;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--accent-crimson);
  margin-top: 0.25rem;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

/* Confirmation Box */
.confirmation-box {
  background: #F9FAFB;
  border: 2px solid var(--status-green);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.confirmation-box__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: #065F46;
  background: #D1FAE5;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
}

.confirmation-box__title {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
}

.confirmation-box__subtitle {
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
  color: var(--text-slate);
}

.confirmation-summary {
  margin: 0 0 1.25rem;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.25rem;
}

.confirmation-summary div {
  border-bottom: 1px dashed #E5E7EB;
  padding-bottom: 0.45rem;
}

.confirmation-summary dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-slate);
  text-transform: uppercase;
}

.confirmation-summary dd {
  margin: 0.15rem 0 0;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-dark);
}

.confirmation-box__actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Contact Sidebar */
.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-card {
  background: var(--bg-surface-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.6rem;
}

.sidebar-card--dark {
  background: var(--bg-gunmetal);
  color: var(--text-light);
  border-color: var(--border-dark);
}

.sidebar-card__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-amber);
  letter-spacing: 0.08em;
}

.sidebar-card .sidebar-card__tag {
  color: var(--accent-crimson);
}

.sidebar-card--dark .sidebar-card__tag {
  color: var(--accent-amber);
}

.sidebar-card__title {
  margin: 0.35rem 0 0.9rem;
  font-size: 1.15rem;
  font-weight: 800;
}

.sidebar-checklist {
  margin: 0;
  padding-left: 1.15rem;
  font-size: 0.88rem;
  color: #D1D5DB;
}

.sidebar-checklist li {
  margin-bottom: 0.65rem;
}

.sidebar-contact-list {
  margin: 0;
}

.sidebar-contact-list div {
  margin-bottom: 0.85rem;
}

.sidebar-contact-list dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-slate);
  font-weight: 700;
}

.sidebar-contact-list dd {
  margin: 0.15rem 0 0;
  font-weight: 600;
  font-size: 0.92rem;
}

.sidebar-contact-list a {
  color: var(--accent-crimson);
}

/* ==========================================================================
   7. PRIVACY POLICY SECTION (#privacy)
   ========================================================================== */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.privacy-card {
  background: var(--bg-gunmetal);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.privacy-card__title {
  margin: 0 0 0.6rem;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--accent-amber);
}

.privacy-card__text {
  margin: 0;
  font-size: 0.88rem;
  color: #D1D5DB;
}

.privacy-card__text a {
  color: var(--text-light);
  text-decoration: underline;
}

/* ==========================================================================
   8. FOOTER & ROADSIDE SAFETY PROTOCOL
   ========================================================================== */
.site-footer {
  background-color: var(--bg-carbon-deep);
  color: var(--text-muted-light);
  border-top: 2px solid var(--border-dark);
  padding: 3.5rem 0 2rem;
}

.roadside-banner {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-left: 4px solid var(--accent-amber);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 3rem;
}

.roadside-banner__badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent-amber);
  letter-spacing: 0.1em;
  margin-bottom: 0.65rem;
}

.roadside-banner__items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.roadside-tip {
  font-size: 0.84rem;
  color: #E5E7EB;
}

.roadside-tip strong {
  color: var(--accent-amber);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  display: block;
  margin-bottom: 0.15rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid #1F2430;
}

.brand--footer {
  margin-bottom: 0.85rem;
}

.footer-col__desc {
  font-size: 0.88rem;
  margin: 0;
}

.footer-col__heading {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: 0.1em;
  margin: 0 0 1rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.88rem;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

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

.footer-address {
  font-style: normal;
  font-size: 0.88rem;
}

.footer-address p {
  margin: 0 0 0.45rem;
}

.footer-address a {
  color: var(--accent-amber);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.82rem;
}

.footer-bottom__links a:hover {
  color: var(--text-light);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .hero__grid,
  .about-split,
  .contact-layout {
    grid-template-columns: 1fr;
  }

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

  .workflow-steps,
  .lookup-summary-bar {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-carbon);
    border-bottom: 2px solid var(--accent-crimson);
    padding: 1.25rem;
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

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

  .hero__specs,
  .system-illustrations-grid,
  .services-grid,
  .privacy-grid,
  .philosophy-grid,
  .workflow-steps,
  .lookup-controls,
  .lookup-columns,
  .lookup-summary-bar,
  .form-row,
  .confirmation-summary,
  .roadside-banner__items,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .shop-profile-list__row {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
}

@media print {
  .utility-bar,
  .site-header,
  .hero,
  #about,
  #services,
  #privacy,
  .contact-sidebar,
  .site-footer,
  .confirmation-box__actions {
    display: none !important;
  }

  body,
  .section--light {
    background: #FFFFFF !important;
    color: #000000 !important;
  }

  .confirmation-box {
    border: 2px solid #000000;
  }
}