/* ============================================
   METCON — Meteora Constructions Pty Ltd
   Design System & Global Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Colours */
  --color-black: #0a0a0a;
  --color-charcoal: #1a1a1a;
  --color-dark-grey: #2d2d2d;
  --color-steel: #4a4a4a;
  --color-concrete: #6b6b6b;
  --color-mid-grey: #8a8a8a;
  --color-light-grey: #d4d4d4;
  --color-off-white: #f2f2f0;
  --color-white: #ffffff;
  --color-accent: #e8a000;
  --color-accent-hover: #d49200;
  --color-accent-orange: #e05a00;

  /* Typography */
  --font-heading: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --max-width-wide: 1400px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-charcoal);
  background-color: var(--color-white);
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-black);
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
}

h4 {
  font-size: 1.15rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
  max-width: 65ch;
}

p:last-child {
  margin-bottom: 0;
}

strong {
  font-weight: 600;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

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

/* --- Section Spacing --- */
.section {
  padding: var(--space-2xl) 0;
}

.section--tight {
  padding: var(--space-xl) 0;
}

.section--large {
  padding: var(--space-3xl) 0;
}

.section--dark {
  background-color: var(--color-charcoal);
  color: var(--color-off-white);
}

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

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

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

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

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  transition: background-color var(--transition-base);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 120px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-charcoal);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.site-logo .logo-mark {
  width: 40px;
  height: 40px;
  background-color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--color-black);
  letter-spacing: 0;
}

.site-logo .logo-sub {
  display: block;
  font-size: 0.55rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-mid-grey);
  text-transform: none;
  margin-top: 2px;
}

.site-logo .logo-img {
  height: 80px;
  width: auto;
  max-width: 280px;
  object-fit: contain;
}

.footer-brand .site-logo .logo-img {
  height: 38px;
  filter: brightness(0) invert(1);
}

/* Main Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.main-nav > ul {
  display: flex;
  align-items: center;
  gap: 0;
}

.main-nav > ul > li {
  position: relative;
}

.main-nav > ul > li > a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.5rem 1.1rem;
  color: var(--color-steel);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.main-nav > ul > li > a:hover {
  color: var(--color-black);
}

.main-nav > ul > li > a .nav-arrow {
  font-size: 0.6rem;
  transition: transform var(--transition-fast);
}

.main-nav > ul > li:hover > a .nav-arrow {
  transform: rotate(180deg);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background-color: var(--color-white);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-fast);
  z-index: 100;
}

.main-nav > ul > li:hover > .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 0.55rem 1.25rem;
  color: var(--color-steel);
  font-size: 0.82rem;
  font-weight: 400;
  transition: all var(--transition-fast);
}

.nav-dropdown a:hover {
  color: var(--color-black);
  background-color: rgba(0, 0, 0, 0.04);
  padding-left: 1.5rem;
}

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

.nav-dropdown .nav-sub-dropdown {
  position: absolute;
  top: 0;
  left: 100%;
  min-width: 240px;
  background-color: var(--color-off-white);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateX(8px);
  transition: all var(--transition-fast);
}

.nav-dropdown li:hover > .nav-sub-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.nav-dropdown .has-children > a::after {
  content: '\203A';
  float: right;
  font-size: 1.1rem;
  line-height: 1;
}

/* Header CTA */
.header-cta {
  margin-left: 1rem;
}

.header-cta a {
  display: inline-block;
  padding: 0.55rem 1.4rem;
  background-color: var(--color-accent);
  color: var(--color-black);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background-color var(--transition-fast);
}

.header-cta a:hover {
  background-color: var(--color-accent-hover);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: all var(--transition-fast);
}

/* --- Hero Sections --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background-color: var(--color-black);
  color: var(--color-white);
  padding-top: 120px;
  overflow: hidden;
}

.hero--medium {
  min-height: 60vh;
}

.hero--compact {
  min-height: 45vh;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  z-index: 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 10, 10, 0.9) 0%,
    rgba(10, 10, 10, 0.6) 50%,
    rgba(10, 10, 10, 0.4) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-content .label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.hero-content h1 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--color-light-grey);
  line-height: 1.7;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: var(--space-lg);
  flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

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

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

.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
  border-color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.05);
}

.btn--dark {
  background-color: var(--color-charcoal);
  color: var(--color-white);
}

.btn--dark:hover {
  background-color: var(--color-dark-grey);
}

.btn--outline-dark {
  background-color: transparent;
  color: var(--color-charcoal);
  border: 1px solid var(--color-charcoal);
}

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

.btn--small {
  padding: 0.6rem 1.4rem;
  font-size: 0.82rem;
}

.btn--large {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  position: relative;
  padding: calc(120px + var(--space-2xl)) 0 var(--space-2xl);
  background-color: var(--color-black);
  color: var(--color-white);
  overflow: hidden;
}

.page-hero .hero-bg {
  opacity: 0.2;
}

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

.page-hero .label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.page-hero p {
  font-size: 1.05rem;
  color: var(--color-light-grey);
  max-width: 600px;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--color-mid-grey);
  margin-bottom: var(--space-md);
}

.breadcrumb a {
  color: var(--color-mid-grey);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb .separator {
  font-size: 0.6rem;
}

/* --- Grid Systems --- */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.grid--2-1 { grid-template-columns: 2fr 1fr; }
.grid--1-2 { grid-template-columns: 1fr 2fr; }

/* --- Cards --- */
.card {
  background-color: var(--color-white);
  border: 1px solid rgba(0, 0, 0, 0.06);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.card--dark {
  background-color: var(--color-dark-grey);
  border-color: rgba(255, 255, 255, 0.06);
  color: var(--color-off-white);
}

.card--dark:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.card--dark h3, .card--dark h4 {
  color: var(--color-white);
}

.card .card-number {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.card h3 {
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.92rem;
  color: var(--color-concrete);
  line-height: 1.65;
}

.card--dark p {
  color: var(--color-light-grey);
}

.card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: var(--space-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-charcoal);
  transition: gap var(--transition-fast);
}

.card .card-link:hover {
  gap: 0.7rem;
}

.card--dark .card-link {
  color: var(--color-accent);
}

/* --- Service List Items --- */
.service-list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.service-list-item:last-child {
  border-bottom: none;
}

.service-list-item .number {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  padding-top: 0.2rem;
}

.service-list-item h3 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.service-list-item p {
  font-size: 0.9rem;
  color: var(--color-concrete);
}

/* --- Stat Blocks --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  padding: var(--space-xl) 0;
}

.stat-block .stat-number {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.stat-block .stat-label {
  font-size: 0.85rem;
  color: var(--color-concrete);
  font-weight: 500;
}

.section--dark .stat-block .stat-label {
  color: var(--color-light-grey);
}

/* --- Feature / Benefit List --- */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  line-height: 1.6;
}

.feature-list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  margin-top: 0.55rem;
}

.check-list li::before {
  content: '\2713';
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  background: none;
  width: auto;
  height: auto;
  margin-top: 0;
}

/* --- Two Column Content --- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.two-col--reverse {
  direction: rtl;
}

.two-col--reverse > * {
  direction: ltr;
}

.two-col .col-content h2 {
  margin-bottom: var(--space-md);
}

.two-col .col-content h3 {
  margin-bottom: var(--space-sm);
}

.two-col .col-image {
  background-color: var(--color-off-white);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-mid-grey);
  font-size: 0.85rem;
}

/* --- CTA Sections --- */
.cta-section {
  padding: var(--space-2xl) 0;
  background-color: var(--color-charcoal);
  color: var(--color-white);
}

.cta-section h2 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.cta-section p {
  color: var(--color-light-grey);
  margin-bottom: var(--space-lg);
  max-width: 500px;
}

.cta-section .cta-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta-banner {
  background-color: var(--color-black);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.cta-banner h3 {
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.cta-banner p {
  color: var(--color-light-grey);
  font-size: 0.92rem;
  margin: 0;
}

/* --- Process / Steps --- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-lg);
  counter-reset: step;
}

.process-step {
  counter-increment: step;
  padding: var(--space-md) 0;
}

.process-step::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.process-step h4 {
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--color-concrete);
}

.section--dark .process-step p {
  color: var(--color-light-grey);
}

/* --- Divider --- */
.divider {
  width: 48px;
  height: 3px;
  background-color: var(--color-accent);
  margin: var(--space-md) 0;
}

.section-intro {
  margin-bottom: var(--space-xl);
}

.section-intro h2 {
  margin-bottom: var(--space-sm);
}

.section-intro p {
  font-size: 1.05rem;
  color: var(--color-concrete);
}

.section--dark .section-intro p {
  color: var(--color-light-grey);
}

/* --- Footer --- */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-light-grey);
  padding: var(--space-2xl) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-brand .site-logo {
  margin-bottom: var(--space-md);
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--color-mid-grey);
  max-width: 300px;
  line-height: 1.65;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-col a {
  font-size: 0.88rem;
  color: var(--color-mid-grey);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  font-size: 0.78rem;
  color: var(--color-concrete);
}

.footer-bottom a {
  color: var(--color-concrete);
}

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

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

/* --- Contact Form --- */
.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--color-charcoal);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  border: 1px solid var(--color-light-grey);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-charcoal);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
  .two-col { gap: var(--space-xl); }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .header-cta { display: none; }
  .mobile-menu-toggle { display: flex; }

  .hero { min-height: 70vh; }
  .hero--medium { min-height: 50vh; }
  .hero--compact { min-height: 40vh; }

  .grid--2,
  .grid--3,
  .grid--4,
  .grid--2-1,
  .grid--1-2 {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .two-col--reverse {
    direction: ltr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .cta-banner {
    flex-direction: column;
    text-align: center;
    align-items: stretch;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .stats-row {
    grid-template-columns: 1fr;
  }
}

/* --- Mobile Nav Overlay --- */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  background-color: rgba(255, 255, 255, 0.98);
  display: flex;
  flex-direction: column;
  padding: 100px var(--space-md) var(--space-lg);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-nav.is-active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav a {
  display: block;
  padding: 0.75rem 0;
  color: var(--color-steel);
  font-size: 1.1rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.mobile-nav a:hover {
  color: var(--color-black);
}

.mobile-nav .mobile-sub {
  padding-left: 1.25rem;
}

.mobile-nav .mobile-sub a {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-concrete);
}

.mobile-nav .mobile-nav-cta {
  margin-top: auto;
  padding-top: var(--space-lg);
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* Section Label */
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

/* Image Placeholder */
.img-placeholder {
  background-color: var(--color-off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-mid-grey);
  font-size: 0.85rem;
  min-height: 300px;
  border: 1px solid rgba(0,0,0,0.04);
}

.section--dark .img-placeholder {
  background-color: var(--color-dark-grey);
  border-color: rgba(255,255,255,0.04);
  color: var(--color-concrete);
}