/* ============================================================
   BRG POWER CONSTRUCTION INC. — Main Stylesheet
   Computer Systems Design & Integration
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
  /* Core palette */
  --color-navy: #0d2137;
  --color-navy-light: #132d4a;
  --color-navy-dark: #081828;
  --color-gold: #e8b44f;
  --color-gold-dark: #c69730;
  --color-gold-light: #f0d080;
  --color-white: #ffffff;
  --color-off-white: #f7f8fa;
  --color-light-gray: #e8eaef;
  --color-mid-gray: #8b95a5;
  --color-text: #1a1d23;
  --color-text-secondary: #4a505e;
  --color-text-on-dark: #e8eaef;
  --color-border: #dde0e5;
  --color-success: #1a7f4b;
  --color-error: #c1292e;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Sizing */
  --max-width: 1200px;
  --max-width-narrow: 860px;
  --nav-height: 72px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-base: 300ms;
  --duration-slow: 500ms;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

address {
  font-style: normal;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ---- Skip Link ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: 0 0 6px 6px;
  z-index: 1000;
  font-weight: 600;
  transition: top var(--duration-fast);
}

.skip-link:focus {
  top: 0;
}

/* ---- Navigation ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--duration-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-name {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
}

.logo-sub {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-mid-gray);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--duration-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--duration-base) var(--ease-out);
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.active {
  color: var(--color-navy);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after,
.nav-links a.active::after {
  width: 100%;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform var(--duration-base), opacity var(--duration-fast);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-navy-dark);
  border-color: var(--color-gold);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

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

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.0625rem;
}

.btn-full {
  width: 100%;
}

/* ---- Hero Section ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-navy);
  color: var(--color-white);
  overflow: hidden;
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-xl) var(--space-4xl);
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 20%, rgba(232,180,79,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 85% 80%, rgba(232,180,79,0.05) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 15% 70%, rgba(255,255,255,0.02) 0%, transparent 50%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,180,79,0.3), transparent);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(13,33,55,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13,33,55,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin-bottom: var(--space-4xl);
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: rgba(232,180,79,0.12);
  padding: 0.35rem 1rem;
  border-radius: 100px;
  margin-bottom: var(--space-xl);
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.hero-accent {
  color: var(--color-gold);
}

.hero-desc {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-on-dark);
  max-width: 620px;
  margin: 0 auto var(--space-2xl);
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stats {
  position: relative;
  z-index: 2;
  display: flex;
  gap: var(--space-4xl);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-gold);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-plus,
.stat-percent {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-gold);
}

.stat-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-on-dark);
  margin-top: var(--space-xs);
}

/* ---- Section Layout ---- */
.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--space-4xl);
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gold-dark);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-md);
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-bottom: var(--space-md);
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ---- Services ---- */
.services {
  padding: var(--space-5xl) 0;
  background: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.service-card {
  background: var(--color-off-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-2xl);
  transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  margin-bottom: var(--space-lg);
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-sm);
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-lg);
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.service-features li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--color-gold);
  border-radius: 50%;
}

/* ---- Industries ---- */
.industries {
  padding: var(--space-5xl) 0;
  background: var(--color-navy);
  color: var(--color-white);
}

.industries .section-header h2 {
  color: var(--color-white);
}

.industries .section-desc {
  color: var(--color-text-on-dark);
}

.industries .section-eyebrow {
  color: var(--color-gold-light);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.industry-card {
  background: var(--color-navy-light);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: var(--space-2xl);
  transition: transform var(--duration-base) var(--ease-out), border-color var(--duration-base);
}

.industry-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
}

.industry-visual {
  margin-bottom: var(--space-lg);
}

.industry-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.industry-card p {
  font-size: 0.9375rem;
  color: var(--color-text-on-dark);
  line-height: 1.65;
}

/* ---- About ---- */
.about {
  padding: var(--space-5xl) 0;
  background: var(--color-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about-content h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-bottom: var(--space-lg);
}

.about-content p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-lg);
}

.about-values {
  display: flex;
  gap: var(--space-3xl);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.value-item {
  text-align: center;
}

.value-number {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-gold);
  line-height: 1;
  letter-spacing: -0.02em;
}

.value-plus {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-gold);
}

.value-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

.about-card {
  background: var(--color-navy);
  border-radius: 16px;
  padding: var(--space-3xl);
  color: var(--color-white);
}

.about-card-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
}

.partner-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.partner-badge {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-on-dark);
  background: var(--color-navy-light);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  white-space: nowrap;
}

/* ---- CTA Banner ---- */
.cta-banner {
  padding: var(--space-5xl) 0;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
  text-align: center;
  color: var(--color-white);
}

.cta-banner h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

.cta-banner p {
  font-size: 1.125rem;
  color: var(--color-text-on-dark);
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.7;
}

/* ---- Contact ---- */
.contact {
  padding: var(--space-5xl) 0;
  background: var(--color-off-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-4xl);
}

.contact-info h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-bottom: var(--space-md);
}

.contact-info > p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.contact-detail-icon {
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-detail-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-mid-gray);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

.contact-detail a,
.contact-detail address {
  font-size: 0.9375rem;
  color: var(--color-text);
  font-weight: 500;
  transition: color var(--duration-fast);
}

.contact-detail a:hover {
  color: var(--color-gold-dark);
}

/* Contact Form */
.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-2xl);
  box-shadow: var(--shadow-sm);
}

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

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-off-white);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(232,180,79,0.15);
  background: var(--color-white);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-mid-gray);
}

.form-note {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-mid-gray);
  margin-top: var(--space-md);
}

/* ---- Page Hero (Privacy / Terms) ---- */
.page-hero {
  padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-3xl);
  background: var(--color-navy);
  color: var(--color-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(232,180,79,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.page-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-md);
}

.page-hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.page-hero-desc {
  font-size: 1rem;
  color: var(--color-text-on-dark);
}

/* ---- Legal Content ---- */
.legal-content {
  padding: var(--space-4xl) 0 var(--space-5xl);
  background: var(--color-white);
}

.legal-container {
  max-width: var(--max-width);
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-4xl);
  align-items: start;
}

/* Legal TOC */
.legal-toc {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-2xl));
  background: var(--color-off-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: var(--space-xl);
}

.legal-toc h2 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-navy);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.legal-toc ol {
  list-style: none;
  counter-reset: toc-counter;
}

.legal-toc li {
  counter-increment: toc-counter;
  margin-bottom: var(--space-sm);
}

.legal-toc a {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  line-height: 1.5;
  padding: var(--space-xs) var(--space-sm);
  border-radius: 4px;
  transition: all var(--duration-fast);
}

.legal-toc a::before {
  content: counter(toc-counter) ".";
  font-size: 0.75rem;
  color: var(--color-mid-gray);
  font-weight: 600;
  flex-shrink: 0;
}

.legal-toc a:hover,
.legal-toc a:focus-visible {
  color: var(--color-navy);
  background: rgba(232,180,79,0.1);
}

/* Legal Body */
.legal-body {
  min-width: 0;
}

.legal-body section {
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}

.legal-body section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.legal-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.01em;
}

.legal-body h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: var(--space-xl) 0 var(--space-sm);
}

.legal-body p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.legal-body ul,
.legal-body ol {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: var(--space-md);
}

.legal-body li {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xs);
}

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

.legal-body a {
  color: var(--color-gold-dark);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-body a:hover {
  color: var(--color-navy);
}

.legal-contact {
  background: var(--color-off-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--space-lg) var(--space-xl);
  margin: var(--space-lg) 0;
}

.legal-contact p {
  margin-bottom: var(--space-xs);
}

.legal-contact a {
  color: var(--color-gold-dark);
}

/* ---- Footer ---- */
.site-footer {
  background: var(--color-navy-dark);
  color: var(--color-text-on-dark);
  padding: var(--space-4xl) 0 0;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.footer-brand-name {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--color-mid-gray);
  line-height: 1.65;
}

.footer-heading {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
}

.footer-links-group ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links-group a {
  font-size: 0.9375rem;
  color: var(--color-text-on-dark);
  font-weight: 400;
  transition: color var(--duration-fast);
}

.footer-links-group a:hover,
.footer-links-group a:focus-visible {
  color: var(--color-gold);
}

.footer-address p {
  font-size: 0.9375rem;
  color: var(--color-text-on-dark);
  line-height: 1.6;
  margin-bottom: 0;
}

.footer-contact-link {
  margin-top: var(--space-sm);
}

.footer-contact-link a {
  font-size: 0.9375rem;
  color: var(--color-gold);
  font-weight: 500;
  transition: color var(--duration-fast);
}

.footer-contact-link a:hover {
  color: var(--color-gold-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-xl) 0;
  font-size: 0.8125rem;
  color: var(--color-mid-gray);
}

.footer-credit a {
  color: var(--color-gold);
  font-weight: 500;
  transition: color var(--duration-fast);
}

.footer-credit a:hover {
  color: var(--color-gold-light);
}

/* ---- Animations ---- */
.fade-in-element {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.fade-in-element.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delay utility */
.fade-in-element:nth-child(1) { transition-delay: 0ms; }
.fade-in-element:nth-child(2) { transition-delay: 100ms; }
.fade-in-element:nth-child(3) { transition-delay: 200ms; }
.fade-in-element:nth-child(4) { transition-delay: 300ms; }
.fade-in-element:nth-child(5) { transition-delay: 400ms; }
.fade-in-element:nth-child(6) { transition-delay: 500ms; }

/* ---- Form feedback states ---- */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(193,41,46,0.12);
}

.form-message {
  font-size: 0.8125rem;
  margin-top: var(--space-xs);
}

.form-message.error {
  color: var(--color-error);
}

.form-message.success {
  color: var(--color-success);
}

/* ---- Focus visible ---- */
:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

/* ---- Selection ---- */
::selection {
  background: var(--color-gold);
  color: var(--color-navy-dark);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .services-grid,
  .industries-grid {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }

  .legal-container {
    grid-template-columns: 1fr;
  }

  .legal-toc {
    position: static;
    display: none;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --space-5xl: 4rem;
    --space-4xl: 3rem;
    --space-3xl: 2rem;
  }

  /* Mobile nav */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-2xl);
    transform: translateX(100%);
    transition: transform var(--duration-slow) var(--ease-in-out);
    z-index: 998;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-links a {
    font-size: 1.25rem;
  }

  .hero-stats {
    gap: var(--space-2xl);
  }

  .hero-stat {
    min-width: 100px;
  }

  .stat-number {
    font-size: 2rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 300px;
  }

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

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

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .about-values {
    gap: var(--space-xl);
  }

  .section-header h2 br {
    display: none;
  }

  .contact-info h2 br {
    display: none;
  }

  .about-content h2 br {
    display: none;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: var(--space-xl);
  }

  .about-values {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .value-item {
    text-align: left;
    display: flex;
    align-items: center;
    gap: var(--space-md);
  }
}