:root {
    --ml-green: #1E8C45;
    --ml-green-light: #25A352;
    --ml-green-dark: #166B34;
    --ml-charcoal: #2D2D2D;
    --ml-dark: #1A1A1A;
    --ml-gray: #4A4A4A;
    --ml-light-gray: #E8E8E8;
    --ml-bg: #F5F5F5;
    --ml-white: #FFFFFF;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }

  body {
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    color: var(--ml-charcoal);
    background: var(--ml-white);
    line-height: 1.6;
  }

  /* ─── NAVIGATION ─── */
  nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--ml-dark);
    z-index: 1000;
    border-bottom: 3px solid var(--ml-green);
  }

  .nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    height: 70px;
  }

  .nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
  }

  .nav-logo img {
    height: 42px;
    width: auto;
  }

  .nav-links { display: flex; gap: 1.8rem; list-style: none; align-items: center; }

  .nav-links a {
    color: #CCC;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: color 0.3s;
    position: relative;
    padding-bottom: 4px;
  }

  .nav-links a:hover, .nav-links a.active { color: var(--ml-green-light); }

  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 2px;
    background: var(--ml-green);
    transition: width 0.3s;
  }

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

  /* ─── MOBILE NAV TOGGLE ─── */
  .nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
  }

  .nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #CCC;
    transition: transform 0.3s, opacity 0.3s;
  }

  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* ─── HERO SECTION ─── */
  .hero {
    margin-top: 70px;
    background: linear-gradient(135deg, var(--ml-dark) 0%, #0D3018 50%, var(--ml-dark) 100%);
    color: var(--ml-white);
    text-align: center;
    padding: 5rem 2rem 4.5rem;
    position: relative;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at 50% 100%, rgba(26,122,61,0.15) 0%, transparent 60%);
  }

  .hero-content { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }

  .hero-full-logo { margin-bottom: 2.5rem; }
  .hero-full-logo img { max-width: 560px; width: 100%; height: auto; }

  .hero-badge {
    display: inline-block;
    background: rgba(30,140,69,0.2);
    border: 1px solid rgba(30,140,69,0.4);
    color: var(--ml-green-light);
    padding: 5px 18px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
  }

  .hero-sub { font-size: 1.05rem; color: #999; max-width: 660px; margin: 0 auto 2rem; line-height: 1.8; }

  .hero-stats {
    display: flex; justify-content: center; gap: 3rem;
    margin-top: 2.5rem; padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    flex-wrap: wrap;
  }
  .hero-stat .stat-value { font-size: 1.8rem; font-weight: 800; color: var(--ml-green-light); }
  .hero-stat .stat-label { font-size: 0.7rem; color: #777; text-transform: uppercase; letter-spacing: 1.5px; margin-top: 2px; }

  .hero-cta { display: flex; gap: 1.2rem; justify-content: center; flex-wrap: wrap; margin-top: 2rem; }

  .btn {
    display: inline-block;
    padding: 13px 32px;
    border-radius: 2px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
  }

  .btn-primary { background: var(--ml-green); color: white; border: 2px solid var(--ml-green); }
  .btn-primary:hover { background: var(--ml-green-light); border-color: var(--ml-green-light); }

  .btn-outline { background: transparent; color: var(--ml-green-light); border: 2px solid var(--ml-green); }
  .btn-outline:hover { background: var(--ml-green); color: white; }

  .btn-ghost { background: transparent; color: #AAA; border: 2px solid #444; }
  .btn-ghost:hover { border-color: var(--ml-green); color: var(--ml-green-light); }

  .btn-small { padding: 8px 20px; font-size: 0.78rem; }

  /* ─── SECTION STYLES ─── */
  section { padding: 5rem 2rem; }
  .section-inner { max-width: 1100px; margin: 0 auto; }
  .section-header { text-align: center; margin-bottom: 3.5rem; }
  .section-header h2 { font-size: 2rem; font-weight: 700; color: var(--ml-charcoal); letter-spacing: 2px; text-transform: uppercase; }
  .section-header .green-line { width: 60px; height: 3px; background: var(--ml-green); margin: 1rem auto; }
  .section-header p { color: var(--ml-gray); max-width: 700px; margin: 0 auto; font-size: 1rem; }

  /* ─── PRODUCT CARDS ─── */
  #products { background: var(--ml-bg); }

  .product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }

  .product-card {
    background: var(--ml-white);
    border: 1px solid #DDD;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
  }

  .product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  }

  .product-card-img {
    width: 100%;
    height: 280px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    background-color: #F9F9F9;
    border-bottom: 3px solid var(--ml-green);
  }

  .product-card-body { padding: 1.75rem; }

  .product-card-body .badge {
    display: inline-block;
    background: var(--ml-green);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 3px 10px;
    margin-bottom: 0.6rem;
  }

  .badge-blue { background: #2563EB; }

  .product-card-body h3 { font-size: 1.25rem; color: var(--ml-charcoal); margin-bottom: 0.4rem; }
  .product-card-body .model-range { color: var(--ml-green); font-weight: 600; font-size: 0.85rem; margin-bottom: 0.75rem; }
  .product-card-body p { color: var(--ml-gray); font-size: 0.88rem; line-height: 1.7; margin-bottom: 1.25rem; }

  .product-card-body .specs-preview { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; margin-bottom: 1.25rem; }

  .spec-mini {
    background: var(--ml-bg);
    padding: 0.5rem 0.7rem;
    border-left: 3px solid var(--ml-green);
  }

  .spec-mini .label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 1px; color: #888; }
  .spec-mini .value { font-size: 0.9rem; font-weight: 700; color: var(--ml-charcoal); }

  /* ─── PRODUCT DETAIL PAGES ─── */
  .product-detail { display: none; }
  .product-detail.active { display: block; }

  .detail-hero {
    background: var(--ml-dark);
    color: white;
    padding: 4rem 2rem 3rem;
    margin-top: 70px;
  }

  .detail-hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
  }

  .detail-hero-text .breadcrumb { font-size: 0.8rem; color: #888; margin-bottom: 1rem; }
  .detail-hero-text .breadcrumb a { color: var(--ml-green-light); text-decoration: none; }

  .detail-hero-text h1 { font-size: 2.3rem; font-weight: 800; letter-spacing: 2px; margin-bottom: 0.5rem; }
  .detail-hero-text .subtitle { color: var(--ml-green-light); font-size: 1.05rem; margin-bottom: 1.5rem; font-weight: 500; }
  .detail-hero-text p { color: #BBB; line-height: 1.8; font-size: 0.95rem; }

  .detail-hero-img { text-align: center; }
  .detail-hero-img img { max-width: 100%; max-height: 380px; object-fit: contain; filter: drop-shadow(0 8px 30px rgba(0,0,0,0.4)); }

  /* ─── SPECS TABLE ─── */
  .specs-section { background: var(--ml-white); }

  .specs-table { width: 100%; border-collapse: collapse; margin-top: 1rem; }

  .specs-table th, .specs-table td {
    padding: 0.9rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid #E0E0E0;
    font-size: 0.9rem;
  }

  .specs-table th {
    background: var(--ml-dark);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.78rem;
  }

  .specs-table tr:nth-child(even) { background: #FAFAFA; }
  .specs-table tr:hover { background: #F0F7F2; }
  .specs-table td:first-child { font-weight: 600; color: var(--ml-charcoal); width: 40%; }

  /* ─── FEATURES GRID ─── */
  .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2rem; }

  .feature-box {
    padding: 2rem;
    background: var(--ml-white);
    border: 1px solid #E0E0E0;
    transition: border-color 0.3s;
  }

  .feature-box:hover { border-color: var(--ml-green); }

  .feature-box .icon {
    width: 48px; height: 48px;
    background: var(--ml-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: white;
    font-size: 1.1rem;
    font-weight: 700;
  }

  .feature-box h4 { font-size: 0.95rem; margin-bottom: 0.5rem; color: var(--ml-charcoal); }
  .feature-box p { font-size: 0.82rem; color: var(--ml-gray); line-height: 1.6; }

  /* ─── OPTIONS ─── */
  .options-section { background: var(--ml-bg); }
  .options-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

  .option-item {
    background: white;
    padding: 1.5rem;
    border-left: 4px solid var(--ml-green);
    display: flex;
    gap: 1rem;
    align-items: flex-start;
  }

  .option-item .opt-icon {
    width: 36px; height: 36px; min-width: 36px;
    background: var(--ml-green);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
  }

  .option-item h4 { font-size: 0.9rem; color: var(--ml-charcoal); margin-bottom: 0.25rem; }
  .option-item p { font-size: 0.8rem; color: var(--ml-gray); line-height: 1.5; }

  /* ─── COMPARISON TABLE ─── */
  .comparison-table { width: 100%; border-collapse: collapse; margin-top: 1rem; }

  .comparison-table th, .comparison-table td {
    padding: 0.8rem 1rem;
    text-align: center;
    border: 1px solid #E0E0E0;
    font-size: 0.85rem;
  }

  .comparison-table th {
    background: var(--ml-dark);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.75rem;
  }

  .comparison-table td:first-child { text-align: left; font-weight: 600; background: #FAFAFA; }
  .comparison-table tr:hover td { background: #F0F7F2; }
  .comparison-table tr:hover td:first-child { background: #E8F0EA; }

  .highlight-cell { color: var(--ml-green); font-weight: 700; }

  /* ─── ABOUT / HERITAGE ─── */
  #heritage { background: var(--ml-white); }

  .heritage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; margin-top: 2rem; }

  .heritage-text p { color: var(--ml-gray); margin-bottom: 1rem; line-height: 1.8; font-size: 0.95rem; }

  .milestones { display: flex; flex-direction: column; gap: 1rem; }

  .milestone-item {
    background: var(--ml-bg);
    padding: 1rem 1.25rem;
    border-left: 4px solid var(--ml-green);
    display: flex;
    gap: 1rem;
    align-items: flex-start;
  }

  .milestone-item .year {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--ml-green);
    white-space: nowrap;
    min-width: 80px;
  }

  .milestone-item .desc { font-size: 0.88rem; color: var(--ml-gray); line-height: 1.5; }

  .about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-top: 2rem; }

  .stat-box {
    background: var(--ml-bg);
    padding: 1.5rem;
    text-align: center;
    border-top: 3px solid var(--ml-green);
  }

  .stat-box .number { font-size: 2.2rem; font-weight: 800; color: var(--ml-green); line-height: 1; }
  .stat-box .label { font-size: 0.8rem; color: var(--ml-gray); text-transform: uppercase; letter-spacing: 1px; margin-top: 0.5rem; }

  /* ─── DOWNLOADS ─── */
  #downloads { background: var(--ml-bg); }
  .downloads-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-top: 2rem; align-items: start; }

  .download-list { display: flex; flex-direction: column; gap: 0.75rem; }

  .download-item {
    display: flex; align-items: center; gap: 1rem;
    background: white; padding: 1rem 1.25rem;
    border: 1px solid #DDD; text-decoration: none;
    color: var(--ml-charcoal); transition: all 0.3s;
  }
  .download-item:hover { border-color: var(--ml-green); transform: translateX(4px); }

  .dl-icon {
    width: 40px; height: 40px; min-width: 40px;
    background: var(--ml-green); color: white;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.65rem; font-weight: 700;
  }
  .dl-title { font-weight: 600; font-size: 0.9rem; color: var(--ml-charcoal); }
  .dl-desc { font-size: 0.78rem; color: var(--ml-gray); }

  .qr-box {
    background: white; padding: 2.5rem; border: 1px solid #DDD;
    text-align: center;
  }
  .qr-box h3 { font-size: 1.1rem; color: var(--ml-charcoal); margin-bottom: 0.5rem; }
  .qr-box p { font-size: 0.85rem; color: var(--ml-gray); margin-bottom: 1.5rem; }
  .qr-box canvas { display: block; margin: 0 auto; border: 2px solid var(--ml-light-gray); padding: 8px; }
  .qr-hint { font-size: 0.75rem; color: #999; margin-top: 0.75rem; font-style: italic; }

  /* ─── SERVICE ─── */
  #service { background: var(--ml-white); }
  .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2rem; }

  .service-card {
    padding: 2rem;
    background: var(--ml-bg);
    border-top: 3px solid var(--ml-green);
  }
  .service-card .svc-icon { font-size: 2rem; margin-bottom: 0.75rem; }
  .service-card h4 { font-size: 0.95rem; color: var(--ml-charcoal); margin-bottom: 0.5rem; }
  .service-card p { font-size: 0.82rem; color: var(--ml-gray); line-height: 1.7; }

  .service-note {
    margin-top: 2rem;
    background: linear-gradient(135deg, #F0F7F2, #E8F5EC);
    border-left: 4px solid var(--ml-green);
    padding: 1.5rem 2rem;
    display: flex; gap: 1rem; align-items: flex-start;
  }
  .service-note .note-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: 2px; }
  .service-note p { font-size: 0.88rem; color: var(--ml-gray); line-height: 1.7; }
  .service-note a { color: var(--ml-green); font-weight: 600; text-decoration: none; }

  /* ─── APEX BANNER ─── */
  .apex-banner {
    background: linear-gradient(135deg, var(--ml-dark) 0%, #0D3018 100%);
    padding: 4rem 2rem;
    text-align: center;
    color: white;
  }
  .apex-banner .apex-label { font-size: 0.75rem; letter-spacing: 3px; text-transform: uppercase; color: #777; margin-bottom: 0.5rem; }
  .apex-banner h2 { font-size: 2rem; font-weight: 700; letter-spacing: 2px; margin-bottom: 0.5rem; }
  .apex-banner p { color: #999; font-size: 0.95rem; }
  .apex-badge {
    display: inline-block;
    background: var(--ml-green); color: white;
    padding: 8px 28px; margin: 1.25rem 0;
    font-size: 1.1rem; font-weight: 800; letter-spacing: 2px;
  }

  /* ─── CONTACT ─── */
  #contact { background: var(--ml-dark); color: white; }
  #contact .section-header h2 { color: white; }
  #contact .section-header p { color: #999; }

  .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }

  .contact-form { display: flex; flex-direction: column; gap: 1rem; }
  .contact-form label { font-size: 0.75rem; font-weight: 600; color: #BBB; text-transform: uppercase; letter-spacing: 0.5px; }
  .contact-form input, .contact-form textarea, .contact-form select {
    width: 100%; padding: 10px 14px;
    background: #2A2A2A; border: 1px solid #444; color: white;
    font-family: inherit; font-size: 0.9rem;
    transition: border-color 0.3s;
  }
  .contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { outline: none; border-color: var(--ml-green); }
  .contact-form textarea { resize: vertical; min-height: 80px; }
  .contact-form select option { background: #2A2A2A; }

  .btn-submit {
    background: var(--ml-green); color: white; border: none;
    padding: 13px 32px; font-size: 0.85rem; font-weight: 600;
    letter-spacing: 1px; text-transform: uppercase;
    cursor: pointer; transition: background 0.3s;
  }
  .btn-submit:hover { background: var(--ml-green-light); }

  .form-message {
    padding: 12px 16px;
    border-radius: 4px;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-top: 0.5rem;
    animation: formMsgIn 0.3s ease;
    transition: opacity 0.5s ease;
  }
  .form-message--success {
    background: rgba(30, 140, 69, 0.15);
    border: 1px solid var(--ml-green);
    color: var(--ml-green-light);
  }
  .form-message--error {
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid #dc3545;
    color: #f5958e;
  }
  .form-message--fade { opacity: 0; }
  @keyframes formMsgIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .contact-info-side h3 { font-size: 1.2rem; margin-bottom: 1.5rem; }

  .contact-box { padding: 1.5rem; border: 1px solid #333; margin-bottom: 1rem; }
  .contact-box .c-icon {
    width: 40px; height: 40px;
    background: var(--ml-green);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
  }
  .contact-box h4 { font-size: 0.95rem; margin-bottom: 0.3rem; }
  .contact-box p { color: #999; font-size: 0.88rem; line-height: 1.6; }
  .contact-box a { color: var(--ml-green-light); text-decoration: none; }

  .legacy-box {
    margin-top: 1.5rem; padding: 1.5rem;
    background: rgba(30,140,69,0.08); border: 1px solid rgba(30,140,69,0.2);
  }
  .legacy-box h4 { color: var(--ml-green-light); font-size: 0.9rem; margin-bottom: 0.5rem; }
  .legacy-box p { color: #999; font-size: 0.85rem; line-height: 1.7; }

  /* ─── FOOTER ─── */
  footer {
    background: #111;
    color: #666;
    text-align: center;
    padding: 2rem;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
  }

  footer span { color: var(--ml-green-light); }

  .footer-logo { margin-bottom: 0.75rem; }
  .footer-logo img { height: 30px; width: auto; }

  .back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--ml-green);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 2rem;
    transition: gap 0.3s;
  }

  .back-link:hover { gap: 0.75rem; }

  /* ─── CALLOUT BOX ─── */
  .callout-box {
    background: linear-gradient(135deg, #F0F7F2, #E8F5EC);
    border-left: 4px solid var(--ml-green);
    padding: 1.5rem 2rem;
    margin-top: 2rem;
  }
  .callout-box h4 { color: var(--ml-green-dark); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.5rem; }
  .callout-box p { color: var(--ml-gray); font-size: 0.9rem; line-height: 1.7; }

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

  /* ─── RESPONSIVE ─── */
  @media (max-width: 1000px) {
    .product-grid { grid-template-columns: 1fr; }
    .detail-hero-inner, .heritage-grid, .contact-grid, .options-grid, .dual-tables, .downloads-grid { grid-template-columns: 1fr; }
    .features-grid, .service-grid { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 2rem; }
    .hero-stats { gap: 1.5rem; }
  }

  @media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-links {
      display: none;
      position: absolute;
      top: 70px;
      left: 0;
      right: 0;
      background: var(--ml-dark);
      flex-direction: column;
      padding: 1rem 2rem 1.5rem;
      gap: 0;
      border-bottom: 3px solid var(--ml-green);
    }

    .nav-links.open { display: flex; }

    .nav-links li { width: 100%; }

    .nav-links a {
      display: block;
      padding: 0.75rem 0;
      font-size: 0.9rem;
      border-bottom: 1px solid rgba(255,255,255,0.06);
    }

    .nav-links li:last-child a { border-bottom: none; }
  }

  @media (max-width: 600px) {
    .features-grid, .service-grid, .about-stats { grid-template-columns: 1fr; }
    .specs-preview { grid-template-columns: 1fr; }
    .hero-stats { flex-direction: column; gap: 1rem; }
  }