/* ADT Academy — AAA-Level Professional Design System */
    /* ============ COLOR + TOKENS ============ */
    :root {
      /* Background System */
      --color-bg: #0a0a0a;              /* page background - deeper for contrast */
      --color-bg-alt: #141414;          /* alt section background */
      --color-surface: #1a1a1a;         /* cards - improved contrast */
      --color-surface-soft: #202020;
      
      /* Brand Colors - WCAG AAA Compliant */
      --color-primary: #ffcc00;         /* ADT Academy gold */
      --color-primary-dark: #d9a800;    /* hover/active state */
      --color-primary-light: #ffe566;   /* subtle accents */
      --color-brown: #543829;           /* warm brown accent */
      --color-brown-light: #6b4832;
      
      /* Border System */
      --color-border-subtle: #2a2a2a;
      --color-border: #333333;
      --color-border-strong: #404040;

      /* Text System - AAA Contrast Ratios */
      --color-text: #ffffff;            /* primary text - AAA */
      --color-text-soft: #e5e5e5;       /* secondary text - AAA */
      --color-text-muted: #a8a8a8;      /* tertiary text - AAA */
      --color-heading: #ffffff;         /* headings - maximum contrast */

      /* 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;

      /* Border Radius Scale */
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-xl: 20px;
      --radius-2xl: 24px;
      --radius-pill: 999px;

      /* Shadow System */
      --shadow-soft: 0 20px 50px rgba(0, 0, 0, 0.8);
      --shadow-medium: 0 12px 35px rgba(0, 0, 0, 0.7);
      --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.6);
      --shadow-glow: 0 0 40px rgba(255, 204, 0, 0.15);

      /* Transitions */
      --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
      --transition-med: 250ms cubic-bezier(0.4, 0, 0.2, 1);
      --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* ============ RESET & BASE ============ */
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

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

    html, body {
      font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: 
        radial-gradient(circle at top, #1a1a1a 0%, #0a0a0a 50%, #000000 100%);
      color: var(--color-text);
      line-height: 1.6;
    }

    body {
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

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

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

    h1, h2, h3, h4, h5, h6 {
      color: var(--color-heading);
      font-weight: 600;
      line-height: 1.2;
    }

    p {
      margin: 0;
    }

    ul, ol {
      margin: 0;
      padding: 0;
    }

    /* Accessibility */
    .visually-hidden {
      position: absolute;
      width: 1px;
      height: 1px;
      margin: -1px;
      padding: 0;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }

    /* Focus Styles */
    *:focus-visible {
      outline: 2px solid var(--color-primary);
      outline-offset: 3px;
      border-radius: 2px;
    }

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--space-lg);
    }

    @media (max-width: 768px) {
      .container {
        padding: 0 var(--space-md);
      }
    }


    /* ============ HEADER ============ */
    header.site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(10, 10, 10, 0.96);
      backdrop-filter: blur(20px) saturate(180%);
      -webkit-backdrop-filter: blur(20px) saturate(180%);
      border-bottom: 1px solid var(--color-border-subtle);
      transition: background var(--transition-med), border-color var(--transition-med);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: var(--space-md) 0;
      gap: var(--space-lg);
    }

    .branding {
      display: flex;
      align-items: center;
      gap: var(--space-md);
      transition: transform var(--transition-fast);
    }

    .branding:hover {
      transform: translateX(2px);
    }

    .branding-logo-wrap {
      position: relative;
  width: 68px;
  height: 68px;
  border-radius: 18px;
  padding: 4px;
  background: radial-gradient(
      circle at 50% 38%,
      #ffeb80 0%,
      #ffcc00 25%,
      #d6a700 50%,
      #543829 100%);
    
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease, box-shadow 0.3s ease;
}

    .branding-logo-wrap::before {
      content: "";
      position: absolute;
      inset: 0;
      border-radius: 18px;
      background: 
        radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.4), transparent 50%),
        radial-gradient(circle at 50% 100%, rgba(255, 204, 0, 0.3), transparent 50%);
      opacity: 0;
      transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      pointer-events: none;
    }

    .branding-logo-wrap::after {
      content: "";
      position: absolute;
      inset: -2px;
      border-radius: 20px;
      background: linear-gradient(135deg, rgba(255, 204, 0, 0.5), transparent 40%, rgba(84, 56, 41, 0.3));
      opacity: 0;
      transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      z-index: -1;
      filter: blur(8px);
    }

    .branding:hover .branding-logo-wrap {
      transform: translateY(-3px) scale(1.05);
    }

    .branding:hover .branding-logo-wrap::before {
      opacity: 1;
    }

    .branding:hover .branding-logo-wrap::after {
      opacity: 1;
    }

    .branding-logo-wrap img {
      max-height: 56px;
      width: auto;
      position: relative;
      z-index: 1;
      filter: 
        drop-shadow(0 2px 4px rgba(0, 0, 0, 0.8))
        drop-shadow(0 1px 2px rgba(0, 0, 0, 0.6))
        drop-shadow(0 0 8px rgba(255, 204, 0, 0.3));
      transition: filter 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .branding-text {
      display: flex;
      flex-direction: column;
      gap: 0.15rem;
    }

    .branding-text .name {
      font-family: "Georgia", "Times New Roman", serif;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      font-size: 1.2rem;
      color: #ffcc00;
      line-height: 1;
      -webkit-text-stroke: 1px #543829;
      paint-order: stroke fill;
    }

    .branding-text .tagline {
      font-size: 0.75rem;
      color: #ffffff;
      white-space: nowrap;
      font-weight: 700;
    }

    nav.main-nav {
      display: flex;
      align-items: center;
      gap: var(--space-xl);
      font-size: 0.875rem;
      font-weight: 500;
    }

    nav.main-nav a {
      position: relative;
      padding: var(--space-xs) 0;
      color: var(--color-text-soft);
      transition: color var(--transition-fast);
    }

    nav.main-nav a::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -2px;
      width: 0;
      height: 2px;
      border-radius: var(--radius-pill);
      background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-brown) 100%);
      transition: width var(--transition-med);
    }

    nav.main-nav a:hover,
    nav.main-nav a:focus-visible {
      color: var(--color-heading);
    }

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

    .header-actions {
      display: flex;
      align-items: center;
      gap: var(--space-md);
    }


    /* ============ BUTTONS ============ */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.625rem 1.5rem;
      border-radius: var(--radius-pill);
      font-size: 0.875rem;
      font-weight: 600;
      border: 1px solid transparent;
      cursor: pointer;
      background: transparent;
      color: var(--color-text);
      transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        background var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast);
      white-space: nowrap;
      text-align: center;
      line-height: 1;
    }

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

    .btn:active {
      transform: translateY(0);
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
      border-color: var(--color-primary-dark);
      color: #000000;
      box-shadow: var(--shadow-medium), var(--shadow-glow);
      font-weight: 700;
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
      box-shadow: var(--shadow-soft), 0 0 50px rgba(255, 204, 0, 0.25);
    }

    .btn-outline {
      border: 1.5px solid var(--color-border-strong);
      background: rgba(255, 255, 255, 0.02);
      color: var(--color-text-soft);
      backdrop-filter: blur(10px);
    }

    .btn-outline:hover {
      border-color: var(--color-primary);
      color: var(--color-heading);
      background: rgba(255, 204, 0, 0.05);
      box-shadow: var(--shadow-subtle), 0 0 30px rgba(255, 204, 0, 0.1);
    }

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

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


    /* ============ HERO ============ */
    main {
      flex: 1;
    }

    .hero {
      padding: var(--space-3xl) 0 var(--space-3xl);
      position: relative;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      top: -200px;
      right: -200px;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(255, 204, 0, 0.08), transparent 70%);
      pointer-events: none;
      animation: pulse 8s ease-in-out infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 0.4; transform: scale(1); }
      50% { opacity: 0.6; transform: scale(1.1); }
    }

    .hero-inner {
      display: grid;
      grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
      gap: var(--space-2xl);
      align-items: center;
      position: relative;
      z-index: 1;
    }

    .hero-eyebrow {
      font-size: 0.8rem;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--color-primary);
      font-weight: 700;
      margin-bottom: var(--space-md);
      display: inline-block;
    }

    .hero-title {
      font-size: clamp(2.25rem, 5vw, 3.0rem);
      line-height: 1.1;
      font-weight: 800;
      margin: 0 0 var(--space-lg);
      color: var(--color-heading);
      letter-spacing: -0.02em;
    }

    .hero-lead {
      font-size: 1.05rem;
      line-height: 1.7;
      color: var(--color-text-soft);
      max-width: 42rem;
      margin-bottom: var(--space-xl);
    }

    .hero-card {
      margin-top: 75px;
      position: relative;
      border-radius: var(--radius-xl);
      background: linear-gradient(135deg, #1a1a1a 0%, #141414 100%);
      padding: var(--space-xl) var(--space-lg);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .hero-card::before {
      content: "";
      position: absolute;
      inset: -100%;
      background:
        radial-gradient(circle at 20% 20%, rgba(255, 204, 0, 0.12), transparent 60%),
        radial-gradient(circle at 80% 80%, rgba(84, 56, 41, 0.1), transparent 60%);
      pointer-events: none;
      animation: shimmer 10s ease-in-out infinite;
    }

    @keyframes shimmer {
      0%, 100% { opacity: 0.6; }
      50% { opacity: 1; }
    }

    .hero-card-inner {
      position: relative;
      z-index: 1;
    }

    .hero-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: var(--space-lg);
      gap: var(--space-md);
    }

    .hero-card-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--color-heading);
    }

    .hero-stat-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: var(--space-md);
      margin-bottom: var(--space-lg);
    }

    .hero-stat {
      border-radius: var(--radius-md);
      border: 1px solid var(--color-border);
      background: rgba(0, 0, 0, 0.3);
      padding: var(--space-md);
      font-size: 0.85rem;
      transition: all var(--transition-med);
    }

    .hero-stat:hover {
      border-color: var(--color-primary);
      background: rgba(255, 204, 0, 0.03);
      transform: translateY(-2px);
    }

    .hero-stat-label {
      color: var(--color-text-muted);
      margin-bottom: var(--space-xs);
      font-size: 0.75rem;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      font-weight: 600;
    }

    .hero-stat-value {
      color: var(--color-heading);
      font-weight: 700;
      margin-bottom: var(--space-xs);
      font-size: 1rem;
    }

    .hero-stat-chip {
      font-size: 0.75rem;
      color: var(--color-primary);
      font-weight: 500;
    }

    .hero-list {
      list-style: none;
      padding: var(--space-md) 0 0;
      margin: 0;
      border-top: 1px solid var(--color-border);
      font-size: 0.85rem;
      color: var(--color-text-soft);
      display: grid;
      gap: var(--space-sm);
    }

    .hero-list li {
      display: flex;
      align-items: flex-start;
      gap: var(--space-sm);
      line-height: 1.5;
    }

    .hero-dot {
      width: 8px;
      height: 8px;
      border-radius: var(--radius-pill);
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      flex-shrink: 0;
      margin-top: 0.4rem;
      box-shadow: 0 0 10px rgba(255, 204, 0, 0.4);
    }


    /* ============ SECTIONS ============ */
    .section {
      padding: var(--space-3xl) 0;
      position: relative;
    }

    .section-alt {
      background: linear-gradient(to bottom, var(--color-bg-alt) 0%, var(--color-bg) 100%);
      border-top: 1px solid var(--color-border-subtle);
      border-bottom: 1px solid var(--color-border-subtle);
    }

    .section-header {
      margin-bottom: var(--space-2xl);
      max-width: 50rem;
    }

    .section-kicker {
      font-size: 0.8rem;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--color-primary);
      font-weight: 700;
      margin-bottom: var(--space-sm);
      display: inline-block;
    }

    .section-title {
      font-size: clamp(1.75rem, 3vw, 1.75rem);
      color: var(--color-heading);
      margin: 0 0 var(--space-md);
      font-weight: 800;
      letter-spacing: -0.01em;
    }

    .section-lead {
      font-size: 1rem;
      color: var(--color-text-soft);
      line-height: 1.7;
      max-width: 48rem;
    }

    .columns-3 {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: var(--space-xl);
    }

    .card {
      border-radius: var(--radius-xl);
      border: 1px solid var(--color-border);
      background: linear-gradient(135deg, var(--color-surface) 0%, #151515 100%);
      padding: var(--space-xl) var(--space-lg);
      box-shadow: var(--shadow-medium);
      position: relative;
      overflow: hidden;
      transition: all var(--transition-med);
    }

    .card::before {
      content: "";
      position: absolute;
      inset: -100%;
      background: radial-gradient(circle at 30% 30%, rgba(255, 204, 0, 0.08), transparent 60%);
      opacity: 0;
      pointer-events: none;
      transition: opacity var(--transition-med);
    }

    .card:hover {
      border-color: var(--color-primary);
      transform: translateY(-4px);
      box-shadow: var(--shadow-soft), 0 0 40px rgba(255, 204, 0, 0.1);
    }

    .card:hover::before {
      opacity: 1;
    }

    .card-inner {
      position: relative;
      z-index: 1;
    }

    .card-tag {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.75rem;
      border-radius: var(--radius-pill);
      border: 1px solid var(--color-border);
      font-size: 0.7rem;
      color: var(--color-text-muted);
      background: rgba(0, 0, 0, 0.4);
      margin-bottom: var(--space-md);
      text-transform: uppercase;
      letter-spacing: 0.05em;
      font-weight: 600;
    }

    .card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--color-heading);
      margin-bottom: var(--space-md);
    }

    .card-body {
      font-size: 0.9rem;
      color: var(--color-text-soft);
      margin-bottom: var(--space-md);
      line-height: 1.6;
    }

    .card-list {
      list-style: none;
      padding: 0;
      margin: 0;
      font-size: 0.85rem;
      color: var(--color-text-soft);
      display: grid;
      gap: var(--space-sm);
    }

    .card-list li {
      display: flex;
      align-items: flex-start;
      gap: var(--space-sm);
      line-height: 1.5;
    }

    .card-list li::before {
      content: "▸";
      color: var(--color-primary);
      font-weight: bold;
      flex-shrink: 0;
      margin-top: 0.1rem;
    }


    /* ============ TECHNOLOGY SECTION ============ */
    .stack-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.0fr) minmax(0, 1fr);
      gap: var(--space-2xl);
      align-items: start;
    }

    .stack-pill-row {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-sm);
      margin: var(--space-lg) 0;
    }

    .stack-pill {
      font-size: 0.8rem;
      padding: 0.4rem 0.9rem;
      border-radius: var(--radius-pill);
      background: rgba(255, 204, 0, 0.05);
      border: 1px solid var(--color-border);
      color: var(--color-text-soft);
      transition: all var(--transition-fast);
      font-weight: 500;
    }

    .stack-pill:hover {
      background: rgba(255, 204, 0, 0.1);
      border-color: var(--color-primary);
      color: var(--color-heading);
      transform: translateY(-2px);
    }

    .highlight-card {
      margin-top: 35px;
      border-radius: var(--radius-xl);
      border: 1px solid var(--color-border);
      background: linear-gradient(135deg, var(--color-surface) 0%, #151515 100%);
      padding: var(--space-xl) var(--space-lg);
      box-shadow: var(--shadow-soft);
      position: relative;
      overflow: hidden;
    }

    .highlight-card::before {
      content: "";
      position: absolute;
      inset: -100%;
      background:
        radial-gradient(circle at 20% 20%, rgba(255, 204, 0, 0.1), transparent 60%),
        radial-gradient(circle at 80% 80%, rgba(84, 56, 41, 0.08), transparent 60%);
      pointer-events: none;
      animation: shimmer 10s ease-in-out infinite;
    }

    .highlight-inner {
      position: relative;
      z-index: 1;
    }

    .highlight-label {
      font-size: 0.75rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--color-primary);
      margin-bottom: var(--space-sm);
      font-weight: 700;
    }

    .highlight-title {
      font-size: 1.15rem;
      color: var(--color-heading);
      font-weight: 700;
      margin-bottom: var(--space-md);
    }

    .highlight-body {
      font-size: 0.9rem;
      color: var(--color-text-soft);
      margin-bottom: var(--space-lg);
      line-height: 1.6;
    }

    .highlight-row {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: var(--space-md);
      font-size: 0.85rem;
    }

    .highlight-row > div {
      padding: var(--space-md);
      background: rgba(0, 0, 0, 0.3);
      border-radius: var(--radius-md);
      border: 1px solid var(--color-border-subtle);
    }

    .highlight-row span.label {
      color: var(--color-text-muted);
      display: block;
      margin-bottom: var(--space-xs);
      font-size: 0.75rem;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      font-weight: 600;
    }

    .highlight-row span.value {
      color: var(--color-primary);
      font-weight: 600;
      display: block;
      font-size: 0.9rem;
    }


    /* ============ ABOUT SECTION ============ */
    .two-column {
      display: grid;
      grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
      gap: var(--space-2xl);
      align-items: start;
    }

    .about-text {
      font-size: 0.95rem;
      color: var(--color-text-soft);
      line-height: 1.7;
      display: grid;
      gap: var(--space-lg);
    }

    .about-box {
      margin-top: 35px;
      border-radius: var(--radius-xl);
      border: 1px solid var(--color-border);
      background: linear-gradient(135deg, var(--color-surface) 0%, #151515 100%);
      padding: var(--space-xl) var(--space-lg);
      box-shadow: var(--shadow-soft);
      position: relative;
      overflow: hidden;
    }

     .about-box::before {
      content: "";
      position: absolute;
      inset: -100%;
      background:
        radial-gradient(circle at 20% 20%, rgba(255, 204, 0, 0.1), transparent 60%),
        radial-gradient(circle at 80% 80%, rgba(84, 56, 41, 0.08), transparent 60%);
      pointer-events: none;
      animation: shimmer 10s ease-in-out infinite;
    }
    .about-box-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--color-heading);
      margin-bottom: var(--space-md);
    }

    .about-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: var(--space-sm);
    }

    .about-list li {
      display: flex;
      align-items: flex-start;
      gap: var(--space-sm);
      line-height: 1.6;
    }

    .about-list li::before {
      content: "✓";
      color: var(--color-primary);
      font-weight: bold;
      flex-shrink: 0;
      margin-top: 0.1rem;
    }


    /* ============ CONTACT SECTION ============ */
    .contact-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: var(--space-xl);
      font-size: 0.9rem;
      color: var(--color-text-soft);
    }

    .contact-detail {
      margin-bottom: var(--space-md);
      line-height: 1.6;
    }

    .contact-detail strong {
      color: var(--color-heading);
      font-weight: 600;
      display: block;
      margin-bottom: var(--space-xs);
    }

    .contact-detail a {
      color: var(--color-primary);
      text-decoration: none;
      border-bottom: 1px solid transparent;
      transition: all var(--transition-fast);
    }

    .contact-detail a:hover {
      color: var(--color-primary-light);
      border-bottom-color: var(--color-primary);
    }

    /* ============ FOOTER ============ */
    footer.site-footer {
      padding: var(--space-xl) 0 var(--space-2xl);
      border-top: 1px solid var(--color-border-subtle);
      background: linear-gradient(to bottom, #0a0a0a 0%, #000000 100%);
      font-size: 0.8rem;
      color: var(--color-text-muted);
      margin-top: auto;
    }

    .footer-inner {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-md);
      align-items: center;
      justify-content: space-between;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-lg);
    }

    .footer-links a {
      color: var(--color-text-soft);
      transition: color var(--transition-fast);
      position: relative;
    }

    .footer-links a::after {
      content: "";
      position: absolute;
      bottom: -2px;
      left: 0;
      width: 0;
      height: 1px;
      background: var(--color-primary);
      transition: width var(--transition-fast);
    }

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

    .footer-links a:hover::after {
      width: 100%;
    }

    /* ============ RESPONSIVE DESIGN ============ */
    @media (max-width: 1024px) {
      .stack-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-xl);
      }
    }

    @media (max-width: 900px) {
      .hero-inner {
        grid-template-columns: minmax(0, 1fr);
      }
      .hero-card {
        order: -1;
      }
      nav.main-nav {
        display: none;
      }

      .columns-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 768px) {
      .columns-3 {
        grid-template-columns: minmax(0, 1fr);
      }
      .stack-grid,
      .two-column,
      .contact-grid {
        grid-template-columns: minmax(0, 1fr);
      }
      .hero {
        padding: var(--space-2xl) 0;
      }
      .section {
        padding: var(--space-2xl) 0;
      }
      .header-inner {
        padding: var(--space-sm) 0;
      }

      .hero-stat-grid {
        grid-template-columns: minmax(0, 1fr);
      }

      .highlight-row {
        grid-template-columns: minmax(0, 1fr);
      }

      .branding-logo-wrap {
        width: 44px;
        height: 44px;
      }

      .branding-logo-wrap img {
        max-height: 38px;
      }

      .branding-text .tagline {
        font-size: 0.7rem;
      }
    }

    @media (max-width: 480px) {
      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .btn {
        width: 100%;
        justify-content: center;
      }

      .header-actions {
        flex-direction: column;
        width: 100%;
      }

      .hero-title {
        font-size: 2rem;
      }

      .section-title {
        font-size: 1.5rem;
      }

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

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

    /* ============ PRINT STYLES ============ */
    @media print {
      header.site-header {
        position: static;
        background: white;
        color: black;
      }

      .hero::before {
        display: none;
      }

      .btn, nav.main-nav, .header-actions {
        display: none;
      }
    }

    /* ============ REDUCED MOTION ============ */
    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }