/* =====================================================
   INTEGRATED FLUID SYSTEMS — Design Tokens
   Art Direction: Industrial/Technical — Navy + Safety Orange
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root, [data-theme="light"] {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Fonts */
  --font-display: 'Inter', 'Helvetica Neue', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Industrial Palette — Light Mode */
  --color-bg:             #f5f6f8;
  --color-surface:        #ffffff;
  --color-surface-2:      #f0f1f4;
  --color-surface-offset: #e8eaef;
  --color-divider:        #d1d5de;
  --color-border:         #c4c9d4;

  --color-text:           #1a1f2e;
  --color-text-muted:     #5c6478;
  --color-text-faint:     #9aa0b0;
  --color-text-inverse:   #f5f6f8;

  /* Primary — Deep Navy */
  --color-primary:        #0f2a4a;
  --color-primary-hover:  #1a3d66;
  --color-primary-active: #0a1f38;
  --color-primary-light:  #e8edf4;

  /* Accent — Safety Orange */
  --color-accent:         #d4620a;
  --color-accent-hover:   #b8540a;
  --color-accent-active:  #9a4508;
  --color-accent-light:   #fef3e8;

  /* Steel Blue (secondary) */
  --color-steel:          #3a6b8c;
  --color-steel-hover:    #2d5570;
  --color-steel-light:    #e8f0f5;

  /* Success */
  --color-success:        #2d7a3d;
  --color-error:          #c42b2b;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 42, 74, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 42, 74, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 42, 74, 0.12);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;
}

[data-theme="dark"] {
  --color-bg:             #0d1117;
  --color-surface:        #161b22;
  --color-surface-2:      #1c2129;
  --color-surface-offset: #21262d;
  --color-divider:        #30363d;
  --color-border:         #3d444d;

  --color-text:           #e6edf3;
  --color-text-muted:     #8b949e;
  --color-text-faint:     #6e7681;
  --color-text-inverse:   #0d1117;

  --color-primary:        #4a90c4;
  --color-primary-hover:  #5aa0d4;
  --color-primary-active: #3a7aad;
  --color-primary-light:  #1a2938;

  --color-accent:         #e87a2a;
  --color-accent-hover:   #f08a3a;
  --color-accent-active:  #d06a1a;
  --color-accent-light:   #2a1f15;

  --color-steel:          #5a9ac0;
  --color-steel-hover:    #6aaad0;
  --color-steel-light:    #1a2530;

  --color-success:        #4daa5d;
  --color-error:          #e04b4b;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #0d1117;
    --color-surface:        #161b22;
    --color-surface-2:      #1c2129;
    --color-surface-offset: #21262d;
    --color-divider:        #30363d;
    --color-border:         #3d444d;
    --color-text:           #e6edf3;
    --color-text-muted:     #8b949e;
    --color-text-faint:     #6e7681;
    --color-text-inverse:   #0d1117;
    --color-primary:        #4a90c4;
    --color-primary-hover:  #5aa0d4;
    --color-primary-active: #3a7aad;
    --color-primary-light:  #1a2938;
    --color-accent:         #e87a2a;
    --color-accent-hover:   #f08a3a;
    --color-accent-active:  #d06a1a;
    --color-accent-light:   #2a1f15;
    --color-steel:          #5a9ac0;
    --color-steel-hover:    #6aaad0;
    --color-steel-light:    #1a2530;
    --color-success:        #4daa5d;
    --color-error:          #e04b4b;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.4);
  }
}

/* =====================================================
   COMPONENTS
   ===================================================== */

/* Container */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}
@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

/* ---- HEADER ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
  transition: box-shadow 0.3s ease;
}
.site-header.scrolled {
  box-shadow: var(--shadow-md);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}
@media (min-width: 768px) {
  .header-inner { padding-inline: var(--space-8); }
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.logo svg {
  flex-shrink: 0;
}
.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
}
.logo-text span {
  display: block;
  font-weight: 400;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

/* Navigation */
.main-nav {
  display: none;
}
@media (min-width: 900px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
  }
}
.main-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.main-nav a:hover, .main-nav a.active {
  color: var(--color-text);
  background: oklch(from var(--color-text) l c h / 0.05);
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  z-index: 200;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  display: block;
}
.nav-dropdown-menu a {
  display: block;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.nav-dropdown-menu a:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: oklch(from var(--color-text) l c h / 0.06);
}

/* Mobile menu button */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-text);
}
@media (min-width: 900px) {
  .mobile-menu-btn { display: none; }
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  top: 56px;
  background: var(--color-bg);
  z-index: 90;
  padding: var(--space-6) var(--space-4);
  overflow-y: auto;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}
.mobile-nav .sub-links a {
  font-size: var(--text-base);
  font-weight: 400;
  padding-left: var(--space-4);
  color: var(--color-text-muted);
}

/* CTA Button */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-md);
  transition: all var(--transition-interactive);
  white-space: nowrap;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-primary:active {
  transform: translateY(0);
  background: var(--color-accent-active);
}
.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-outline:hover {
  background: var(--color-surface-2);
  border-color: var(--color-text-muted);
}
.btn-white {
  background: #fff;
  color: var(--color-primary);
}
.btn-white:hover {
  background: #f0f0f0;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.3;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(15, 42, 74, 0.92) 0%,
    rgba(15, 42, 74, 0.7) 50%,
    rgba(15, 42, 74, 0.85) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  width: 100%;
  margin-inline: auto;
  padding: var(--space-16) var(--space-4);
  padding-left: 2rem;
  padding-right: 2rem;
}
@media (min-width: 768px) {
  .hero-content {
    padding: var(--space-20) var(--space-8);
    padding-left: 2rem;
    padding-right: 2rem;
  }
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(212, 98, 10, 0.12);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid rgba(212, 98, 10, 0.25);
  margin-bottom: var(--space-6);
}
.hero h1 {
  max-width: 900px;
  font-size: clamp(2.5rem, 4.5vw, 4rem);
  line-height: 1.1;
  color: rgba(255,255,255,0.8);

}
.hero p {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.8);
  max-width: 700px;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Accent line */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-steel), var(--color-accent));
}


/* ---- PAGE HERO ---- */
.page-hero {
  position: relative;
  padding: var(--space-16) var(--space-4);
  background: var(--color-primary);
  overflow: hidden;
}
@media (min-width: 768px) {
  .page-hero { padding: var(--space-20) var(--space-8); }
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.2;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,42,74,0.95), rgba(15,42,74,0.8));
}
.page-hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--content-wide);
  margin-inline: auto;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-4);
}
.page-hero p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.75);
  max-width: 600px;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-steel), var(--color-accent));
}

/* ---- SECTION ---- */
.section {
  padding: clamp(var(--space-12), 6vw, var(--space-24)) 0;
}
.section-dark {
  background: var(--color-primary);
  color: #fff;
}
.section-alt {
  background: var(--color-surface-2);
}
.section-header {
  margin-bottom: var(--space-10);
}
.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.section-dark .section-title { color: #fff; }
.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
}
.section-dark .section-desc { color: rgba(255,255,255,0.7); }

/* ---- STATS BAR ---- */
.stats-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-8) 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}
.stat {
  text-align: center;
}
.stat-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-1);
}
[data-theme="dark"] .stat-value { color: var(--color-primary); }
.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* ---- SERVICE CARDS ---- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .services-grid--3 { grid-template-columns: repeat(3, 1fr); }
}
.service-card {
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
  text-decoration: none;
  color: inherit;
  display: block;
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.service-card-body {
  padding: var(--space-5);
}
.service-card-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}
.service-card-body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
}
.card-link:hover { color: var(--color-accent-hover); }
.card-link svg { width: 16px; height: 16px; }

/* ---- FEATURE SECTION ---- */
.feature-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
  margin-bottom: var(--space-12);
}
@media (min-width: 768px) {
  .feature-row { grid-template-columns: 1fr 1fr; }
  .feature-row--reverse .feature-img { order: -1; }
}
.feature-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.feature-img img {
  width: 100%;
  height: auto;
  object-fit: contain;
}
@media (min-width: 768px) {
  .feature-img img { height: 380px; }
}
.feature-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.feature-content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

/* Feature list */
.feature-list {
  list-style: none;
  padding: 0;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.feature-list li svg {
  flex-shrink: 0;
  color: var(--color-accent);
  margin-top: 2px;
}

/* ---- EQUIPMENT GRID ---- */
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
@media (min-width: 768px) {
  .equipment-grid { grid-template-columns: repeat(3, 1fr); }
}
.equipment-grid--2x2 {
  grid-template-columns: repeat(2, 1fr) !important;
}
.equipment-item {
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.equipment-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.equipment-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-3);
  color: var(--color-steel);
}
.equipment-item h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
}
.equipment-item p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.impact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-6);
}

@media (max-width: 768px) {
  .impact-grid {
    grid-template-columns: 1fr;
  }
}

.impact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
}

.impact-card h3 {
  font-size: var(--text-md);
  margin-bottom: var(--space-2);
}

.impact-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-6);
}

@media (max-width: 768px) {
  .process-grid {
    grid-template-columns: 1fr;
  }
}

.process-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: left;
  position: relative;
}

.process-step {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #FF6B00;
  margin-bottom: var(--space-2);
}

.process-card h3 {
  font-size: var(--text-md);
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}

.process-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---- CASE STUDIES ---- */
.case-study-card {
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.case-study-card + .case-study-card {
  margin-top: var(--space-8);
}
@media (min-width: 768px) {
  .case-study-inner {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
  }
}
.case-study-img {
  height: 250px;
  background-size: cover;
  background-position: center;
}
@media (min-width: 768px) {
  .case-study-img { height: auto; min-height: 320px; }
}
.case-study-content {
  padding: var(--space-6);
}
.case-study-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.case-study-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.case-study-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}
.case-study-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}
.metric-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-accent);
}
.metric-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ---- CONTACT FORM ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1.2fr; }
}
.contact-info h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.contact-detail svg {
  flex-shrink: 0;
  color: var(--color-accent);
  margin-top: 2px;
}
.contact-detail h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
}
.contact-detail p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.contact-form {
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 600px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.form-group.full-width {
  grid-column: 1 / -1;
}
.form-group label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-size: var(--text-sm);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(212, 98, 10, 0.12);
}
.form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.form-submit {
  grid-column: 1 / -1;
  margin-top: var(--space-2);
}
.form-success {
  display: none;
  background: rgba(45, 122, 61, 0.1);
  border: 1px solid var(--color-success);
  color: var(--color-success);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 500;
  margin-top: var(--space-4);
}
.form-success.show { display: block; }

/* ---- CTA SECTION ---- */
.cta-section {
  padding: clamp(var(--space-12), 6vw, var(--space-20)) 0;
  background: var(--color-primary);
  text-align: center;
}
.cta-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-3);
}
.cta-section p {
  color: rgba(255,255,255,0.7);
  max-width: 500px;
  margin: 0 auto var(--space-6);
}
.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ---- FOOTER ---- */
.site-footer {
  background: #1B2A41;
  color: rgba(255,255,255,0.7);
  padding: var(--space-12) 0 var(--space-6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.footer-brand img {
  margin-bottom: 1rem;
}
.footer-brand p {
  font-size: var(--text-sm);
  margin-top: var(--space-3);
  max-width: 300px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
}
.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.footer-col ul {
  list-style: none;
  padding: 0;
}
.footer-col li { margin-bottom: var(--space-2); }
.footer-col a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}
@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}
.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}
.site-footer {
  background: #182b49;
  color: rgba(255, 255, 255, 0.78);
  margin-top: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  padding: 4rem 0 2.5rem;
  align-items: start;
}

.footer-logo {
  display: inline-block;
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.2;
  color: #ffffff;
  text-decoration: none;
  margin-bottom: 1rem;
}

.footer-brand p {
  max-width: 32rem;
  font-size: 1rem;
  line-height: 1.8;
  margin: 0;
}

.footer-column h4 {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-list li {
  margin: 0 0 0.7rem;
}

.footer-list a,
.footer-contact a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

.footer-list a:hover,
.footer-contact a:hover {
  color: #ffffff;
}

.footer-contact p {
  margin: 0 0 0.85rem;
  line-height: 1.7;
}

.footer-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0.75rem auto 0;
  margin-top: 0.75rem;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  background: #d6a77a;
  color: #182b49 !important;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.footer-cta:hover {
  transform: translateY(-1px);
  opacity: 0.95;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-inner {
  padding: 1rem 0 1.25rem;
}

.footer-bottom p {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.62);
}

@media (max-width: 980px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
    padding: 3rem 0 2rem;
  }

  .footer-logo {
    font-size: 1.6rem;
  }
}

/* ---- SCROLL ANIMATIONS ---- */
.fade-in { opacity: 1; }
@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}
@keyframes reveal-fade { to { opacity: 1; } }

/* ---- SERVICE PAGE DETAIL ---- */
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .service-detail-grid { grid-template-columns: 1fr 1fr; }
}
.process-steps {
  counter-reset: step;
}
.process-step {
  position: relative;
  padding-left: var(--space-12);
  margin-bottom: var(--space-6);
}
.process-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}
.process-step h4 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.process-step p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Table styling */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.data-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td {
  background: var(--color-surface-2);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: var(--space-4);
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  z-index: 1000;
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
}
.skip-link:focus {
  top: var(--space-2);
}

/* Service tag list */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.tag {
  font-size: var(--text-xs);
  font-weight: 500;
  padding: var(--space-1) var(--space-3);
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: var(--radius-full);
}
[data-theme="dark"] .tag {
  background: var(--color-accent-light);
}

/* Areas list */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
@media (min-width: 768px) {
  .areas-grid { grid-template-columns: repeat(4, 1fr); }
}
.area-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.85);
}
.area-item svg { color: var(--color-accent); flex-shrink: 0; }

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-4);
}
.breadcrumb a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
}
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,0.3); }