/* ==========================================================================
   BOOMG CONSULTING LTD — STYLESHEET
   Design Language: McKinsey Analytical Structure × Engineer's Notebook × Typewriter
   Mobile-First Architecture
   ========================================================================== */

/* Self-hosted typeface — IBM Plex Mono (latin subset)
   Self-hosting keeps the zero-dependency philosophy: no external requests,
   no third-party font CDN, and consistent rendering across platforms. */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-400.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-600.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-700.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

/* 800 was requested by several selectors but did not exist in the loaded set;
   map it to the closest available weight so headings render as designed. */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-700.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --color-white: #FFFFFF;
  --color-black: #000000;
  --color-dark-grey: #444444;
  --color-mid-grey: #767676;
  --color-light-grey: #F4F4F4;
  --color-border: #000000;
  --color-border-light: #E0E0E0;
  --color-focus: #0055FF;
  
  --font-mono: 'IBM Plex Mono', 'Courier Prime', 'JetBrains Mono', 'Space Mono', SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2.5rem;
  --spacing-2xl: 4rem;
  
  --max-width: 1080px;
  --header-height: 56px;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  background-color: var(--color-white);
  color: var(--color-black);
}

body {
  font-family: var(--font-mono);
  line-height: 1.55;
  letter-spacing: -0.01em;
  background-color: var(--color-white);
  color: var(--color-black);
  padding-bottom: 4rem; /* ensure space for sticky CTA on mobile */
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

/* Skip link for Accessibility */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-black);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  z-index: 1000;
  text-decoration: none;
  font-size: 0.875rem;
  border: 1px solid var(--color-white);
}

.skip-to-content:focus {
  top: 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--color-black);
}

h1 {
  font-size: clamp(1.85rem, 6vw, 3.25rem);
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: clamp(1.35rem, 4.5vw, 2rem);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: clamp(1.1rem, 3.5vw, 1.4rem);
  margin-bottom: var(--spacing-sm);
}

p, li, dd, dt {
  font-size: 0.95rem;
  color: var(--color-dark-grey);
}

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

/* Long reading text gets crisp readable sans/mono balance */
.prose-readable {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: #222222;
}
.prose-readable p {
  margin-bottom: 1.25rem;
}
.prose-readable h2, .prose-readable h3 {
  font-family: var(--font-mono);
  color: var(--color-black);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

/* Monospace Badges & Labels */
.label-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-black);
  margin-bottom: var(--spacing-md);
  padding: 2px 0;
}

.label-number {
  font-size: 0.85rem;
  font-weight: 700;
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-black);
}

a {
  color: var(--color-black);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: opacity 0.15s ease;
}

a:hover {
  opacity: 0.7;
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--color-black);
  outline-offset: 3px;
}

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

@media (min-width: 768px) {
  .container {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }
}

/* Header & Navigation */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
}

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

.brand-logo {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--color-black);
}

.brand-logo:hover {
  opacity: 1;
}

.desktop-nav {
  display: none;
}

@media (min-width: 860px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }
  
  .desktop-nav a {
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-black);
    padding: 0.4rem 0.2rem;
  }
  
  .desktop-nav a:hover,
  .desktop-nav a.active {
    border-bottom: 2px solid var(--color-black);
  }

  .desktop-nav .btn-header-talk {
    border: 1px solid var(--color-black);
    padding: 0.4rem 0.8rem;
    margin-left: 0.5rem;
    background: var(--color-black);
    color: var(--color-white) !important;
    text-decoration: none;
  }

  .desktop-nav .btn-header-talk:hover {
    background: var(--color-white);
    color: var(--color-black) !important;
  }

  /* Services dropdown */
  .nav-dropdown {
    position: relative;
  }

  .desktop-nav .nav-dropdown-toggle {
    display: inline-block;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-black);
    padding: 0.4rem 0.2rem;
    border-bottom: 2px solid transparent;
    text-decoration: none;
  }

  .nav-dropdown.open .nav-dropdown-toggle,
  .nav-dropdown[data-active="true"] .nav-dropdown-toggle,
  .desktop-nav .nav-dropdown-toggle:hover {
    border-bottom-color: var(--color-black);
  }

  .nav-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 190px;
    background: var(--color-white);
    border: 1px solid var(--color-black);
    padding: 0.35rem 0;
    z-index: 120;
    margin-top: 0;
  }

  .nav-dropdown.open .nav-dropdown-menu {
    display: block;
  }

  .nav-dropdown-menu a {
    display: block;
    padding: 0.55rem 1rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--color-black);
    border-bottom: none;
  }

  .nav-dropdown-menu a:hover {
    background: var(--color-light-grey);
    border-bottom: none;
  }
}

/* Mobile Hamburger Toggle */
.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--color-black);
  width: 44px;
  height: 44px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--color-black);
}

@media (min-width: 860px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  display: none;
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  overflow-y: auto;
  overscroll-behavior: contain;
  z-index: 99;
  padding: var(--spacing-lg) var(--spacing-md) calc(2rem + env(safe-area-inset-bottom));
}

.mobile-nav-overlay.open {
  display: block;
}

.mobile-menu-open {
  overflow: hidden;
}

.mobile-nav-group {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-nav-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-mid-grey);
  margin-bottom: var(--spacing-sm);
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-nav-links a {
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.35rem 0;
}

.mobile-nav-action {
  margin-top: 1.5rem;
}

.mobile-nav-sublinks {
  margin-left: 1rem;
  margin-top: 0.4rem;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-nav-sublinks a {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-dark-grey);
}

.calendar-embed {
  width: 100%;
  max-width: 720px;
  border: 1px solid var(--color-black);
  border-left: 6px solid var(--color-black);
  background: var(--color-light-grey);
  padding: 1rem;
}

.calendar-embed iframe {
  display: block;
  width: 100%;
  min-height: 600px;
  border: 0;
}

@media (min-width: 640px) {
  .calendar-embed {
    padding: 1.5rem;
  }
}

/* Buttons and CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.85rem 1.4rem;
  border: 1px solid var(--color-black);
  text-decoration: none;
  cursor: pointer;
  background: var(--color-white);
  color: var(--color-black);
  transition: all 0.15s ease;
  min-height: 48px; /* Thumb-friendly tap target */
}

.btn:hover {
  background: var(--color-black);
  color: var(--color-white);
  opacity: 1;
}

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

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

.btn-full {
  width: 100%;
}

.btn-sm {
  padding: 0.5rem 0.85rem;
  font-size: 0.72rem;
  min-height: 38px;
}

/* Mobile Sticky Bottom CTA */
.mobile-sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: 0.65rem 1rem calc(0.65rem + env(safe-area-inset-bottom));
  z-index: 90;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.mobile-sticky-cta.is-visible {
  display: block;
}

.mobile-menu-open .mobile-sticky-cta {
  display: none;
}

.page-contact .mobile-sticky-cta {
  display: none !important;
}

@media (min-width: 768px) {
  .mobile-sticky-cta,
  .mobile-sticky-cta.is-visible {
    display: none;
  }
}

/* Sections */
.section {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
  }
}

.section-hero {
  padding-top: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .section-hero {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
}

.hero-subtext {
  font-size: 1.15rem;
  line-height: 1.45;
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  color: var(--color-black);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  margin: 2rem 0 1.5rem;
  max-width: 560px;
}

.hero-signal-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  list-style: none;
  max-width: 760px;
  margin: 0 0 var(--spacing-xl);
}

.hero-signal-list li {
  border-left: 2px solid var(--color-black);
  padding-left: 0.75rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-black);
}

@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
    align-items: center;
  }

  .hero-signal-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .hero-signal-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.hero-credentials {
  margin-top: var(--spacing-xl);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-dark-grey);
  border-top: 1px solid var(--color-border-light);
  padding-top: var(--spacing-md);
}

/* Dark Theme Sections (e.g. Philosophy Section) */
.section-dark {
  background-color: var(--color-black);
  color: var(--color-white);
  border-bottom: 1px solid var(--color-black);
}

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

.section-dark p,
.section-dark li {
  color: #CCCCCC;
}

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

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

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

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

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
}

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

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }
}

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

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Cards (Thin black borders, no SaaS rounded corners) */
.card {
  border: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  background: var(--color-white);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card:hover {
  background-color: var(--color-light-grey);
}

.card-title {
  font-size: 1.15rem;
  margin-bottom: var(--spacing-sm);
}

.card-text {
  font-size: 0.9rem;
  color: var(--color-dark-grey);
  margin-bottom: var(--spacing-md);
}

.card-link {
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Interactive Problem Selector */
.selector-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: var(--spacing-md);
}

.selector-item {
  display: block;
  border: 1px solid var(--color-border);
  padding: 1rem 1.25rem;
  text-decoration: none;
  background: var(--color-white);
  transition: all 0.15s ease;
}

.selector-item:hover {
  background: var(--color-black);
  color: var(--color-white);
  opacity: 1;
}

.selector-item:hover .selector-problem,
.selector-item:hover .selector-target {
  color: var(--color-white);
}

.selector-problem {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.25rem;
}

.selector-target {
  display: block;
  font-size: 0.8rem;
  color: var(--color-dark-grey);
}

/* Proof Points (Credibility) */
.proof-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 2rem 0;
  margin: 2rem 0;
}

@media (min-width: 640px) {
  .proof-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .proof-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.proof-item {
  border-left: 2px solid var(--color-black);
  padding-left: 1rem;
}

.proof-number {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.proof-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-dark-grey);
}

/* Process Diagrams */
.process-flow {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.5rem 0;
}

.process-step {
  border: 1px solid var(--color-border);
  padding: 1rem;
  background: var(--color-white);
}

.process-step h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.process-step p {
  font-size: 0.85rem;
  margin-bottom: 0;
}

.process-arrow {
  text-align: center;
  font-size: 1.25rem;
  color: var(--color-black);
  line-height: 1;
}

@media (min-width: 768px) {
  .process-flow-horizontal {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.5rem;
  }
  
  .process-flow-horizontal .process-step {
    padding: 0.75rem;
  }
  
  .process-flow-horizontal .process-step h4 {
    font-size: 0.85rem;
  }
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-black);
  border-radius: 0;
}

.form-control:focus {
  outline: 2px solid var(--color-black);
  outline-offset: 1px;
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-placeholder-notice {
  font-size: 0.8rem;
  background: var(--color-light-grey);
  border-left: 3px solid var(--color-black);
  padding: 0.75rem 1rem;
  margin-top: 1rem;
}

.cookie-consent {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 200;
  width: min(100% - 2rem, 420px);
  padding: 1rem;
  border: 1px solid var(--color-black);
  background: var(--color-white);
  box-shadow: 4px 4px 0 var(--color-black);
}

.cookie-consent p {
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}

.cookie-consent-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}

/* Badges */
.badge-status {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--color-black);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.badge-coming-soon {
  background: var(--color-light-grey);
  color: var(--color-dark-grey);
  border-color: var(--color-border-light);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-white);
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  margin-top: auto;
}

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

@media (min-width: 768px) {
  .footer-top {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-col h4 {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-col a {
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--color-dark-grey);
}

.footer-col a:hover {
  color: var(--color-black);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid var(--color-border-light);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.75rem;
  color: var(--color-mid-grey);
}

.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--color-mid-grey);
  line-height: 1.5;
  margin-top: 0.5rem;
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-none { margin-bottom: 0; }
.border-box { border: 1px solid var(--color-border); padding: 1.5rem; }
.bg-light { background-color: var(--color-light-grey); }

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}