:root {
    --navy: #0B1340;
    --blue: #1A3AFF;
    --blue-light: #2E52FF;
    --accent: #F5A623;
    --white: #FFFFFF;
    --grey-bg: #F4F6FB;
    --grey-text: #6B7280;
    --border: #E2E8F0;
    --card-bg: #FFFFFF;
    --dark-card: #0F1B5E;
    --tag-bg: #EEF2FF;
    --tag-color: #2E52FF;
  }
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body { font-family: 'Inter', sans-serif; color: var(--navy); background: var(--white); }

  /* ── NAVBAR ── */
  nav {
    position: sticky; top: 0; z-index: 999;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 5%; height: 64px;
  }
  .logo { display: flex; align-items: center; gap: 8px; text-decoration: none; }
  .logo-icon {
    width: 32px; height: 32px;
    background: var(--blue); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 800; font-size: 14px;
  }
  .logo-text { display: flex; flex-direction: column; line-height: 1; }
  .logo-text span:first-child { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 15px; color: var(--navy); }
  .logo-text span:last-child { font-size: 9px; color: var(--grey-text); letter-spacing: 2px; text-transform: uppercase; }
  .nav-links { display: flex; gap: 28px; list-style: none; }
  .nav-links a { font-size: 13px; font-weight: 500; color: var(--navy); text-decoration: none; transition: color .2s; }
  .nav-links a:hover { color: var(--blue); }
  .nav-cta {
    background: var(--blue); color: white; border: none; cursor: pointer;
    padding: 9px 20px; border-radius: 6px; font-size: 13px; font-weight: 600;
    display: flex; align-items: center; gap: 6px; text-decoration: none;
    transition: background .2s;
  }
  .nav-cta:hover { background: #0f2be0; }
  .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
  .hamburger span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; }

  /* ── HERO ── */
  .hero {
    background: var(--white);
    padding: 80px 5% 60px;
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
  }
  .hero-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: var(--tag-bg); color: var(--blue);
    font-size: 11px; font-weight: 600; letter-spacing: 1.5px;
    padding: 5px 12px; border-radius: 4px; text-transform: uppercase; margin-bottom: 20px;
  }
  .hero-badge::before { content: '>'; font-weight: 800; }
  .hero h1 {
    font-family: 'Sora', sans-serif; font-size: clamp(36px, 4vw, 52px);
    font-weight: 800; line-height: 1.12; color: var(--navy);
    margin-bottom: 20px;
  }
  .hero h1 span { color: var(--blue); }
  .hero-sub { font-size: 15px; color: #4A5568; line-height: 1.7; margin-bottom: 32px; max-width: 480px; }
  .hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
  .btn-primary {
    background: var(--blue); color: white; padding: 12px 24px;
    border-radius: 6px; font-weight: 600; font-size: 14px; cursor: pointer;
    border: none; text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
    transition: background .2s, transform .1s;
  }
  .btn-primary:hover { background: #0f2be0; transform: translateY(-1px); }
  .btn-outline {
    background: white; color: var(--navy); padding: 12px 24px;
    border-radius: 6px; font-weight: 600; font-size: 14px; cursor: pointer;
    border: 2px solid var(--border); text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
    transition: border-color .2s, transform .1s;
  }
  .btn-outline:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-1px); }

  /* Hero visual */
  .hero-visual {
    background: linear-gradient(135deg, #0B1340 0%, #1A3AFF 100%);
    border-radius: 16px; padding: 28px; position: relative; overflow: hidden;
    min-height: 320px; display: flex; flex-direction: column; justify-content: space-between;
  }
  .hero-visual::before {
    content: ''; position: absolute; top: -60px; right: -60px;
    width: 200px; height: 200px; background: rgba(255,255,255,0.04);
    border-radius: 50%;
  }
  .nexatech-badge {
    background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2);
    color: white; font-size: 12px; font-weight: 700; letter-spacing: 1px;
    padding: 6px 14px; border-radius: 6px; display: inline-block; margin-bottom: 16px;
  }
  .terminal-card {
    background: rgba(0,0,0,0.35); border-radius: 10px; padding: 16px;
    font-family: 'Courier New', monospace; font-size: 12px; color: #a0e080;
  }
  .terminal-header { display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
  .dot { width: 8px; height: 8px; border-radius: 50%; }
  .dot.red { background: #FF5F57; }
  .dot.yellow { background: #FEBC2E; }
  .dot.green { background: #28C840; }
  .terminal-line { margin: 4px 0; }
  .t-green { color: #4ADE80; }
  .t-blue { color: #60A5FA; }
  .t-white { color: #E2E8F0; }
  .status-pill {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(74,222,128,0.15); border: 1px solid rgba(74,222,128,0.3);
    color: #4ADE80; font-size: 11px; font-weight: 600;
    padding: 4px 10px; border-radius: 20px;
  }
  .pulse { width: 7px; height: 7px; background: #4ADE80; border-radius: 50%; animation: pulse 1.5s infinite; }
  @keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.3)} }

  /* ── STATS BAR ── */
  .stats-bar {
    background: var(--grey-bg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
    padding: 32px 5%; display: flex; gap: 48px; flex-wrap: wrap;
  }
  .stat { display: flex; flex-direction: column; gap: 2px; }
  .stat-num { font-family: 'Sora', sans-serif; font-size: 30px; font-weight: 800; color: var(--navy); }
  .stat-label { font-size: 12px; color: var(--grey-text); font-weight: 500; }

  /* ── TRUSTED BRANDS ── */
  .brands { padding: 40px 5%; text-align: center; }
  .brands-label { font-size: 11px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--grey-text); margin-bottom: 24px; }
  .brands-row { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; align-items: center; }
  .brand-item { display: flex; align-items: center; gap: 7px; color: #9CA3AF; font-weight: 600; font-size: 14px; }
  .brand-icon { width: 20px; height: 20px; background: #E5E7EB; border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 10px; }

  /* ── SECTION GENERIC ── */
  section { padding: 80px 5%; }
  .section-tag {
    display: inline-block; background: var(--tag-bg); color: var(--blue);
    font-size: 11px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase;
    padding: 5px 14px; border-radius: 20px; margin-bottom: 16px;
  }
  .section-title { font-family: 'Sora', sans-serif; font-size: clamp(26px, 3vw, 38px); font-weight: 800; color: var(--navy); margin-bottom: 14px; }
  .section-sub { font-size: 15px; color: var(--grey-text); line-height: 1.7; max-width: 560px; margin: 0 auto; }
  .text-center { text-align: center; }

  /* ── SERVICES ── */
  .services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 48px; }
  .service-card {
    background: white; border: 1px solid var(--border); border-radius: 14px;
    padding: 28px; transition: box-shadow .2s, transform .2s; position: relative;
  }
  .service-card:hover { box-shadow: 0 8px 32px rgba(26,58,255,0.08); transform: translateY(-3px); }
  .service-badge {
    position: absolute; top: 20px; right: 20px;
    background: var(--blue); color: white; font-size: 9px; font-weight: 700;
    letter-spacing: 1px; padding: 3px 9px; border-radius: 4px; text-transform: uppercase;
  }
  .service-badge.enterprise { background: #0B1340; }
  .service-icon { font-size: 28px; margin-bottom: 14px; }
  .service-title { font-family: 'Sora', sans-serif; font-size: 18px; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
  .service-desc { font-size: 13px; color: var(--grey-text); line-height: 1.65; margin-bottom: 20px; }
  .deliverables-label { font-size: 10px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--navy); margin-bottom: 8px; }
  .deliverables-list { list-style: none; margin-bottom: 18px; }
  .deliverables-list li { font-size: 12px; color: #4A5568; padding: 3px 0; display: flex; align-items: center; gap: 6px; }
  .deliverables-list li::before { content: '◆'; color: var(--blue); font-size: 7px; }
  .tech-stack { display: flex; flex-wrap: wrap; gap: 6px; }
  .tech-pill {
    background: var(--grey-bg); color: var(--navy); font-size: 11px;
    font-weight: 600; padding: 3px 10px; border-radius: 4px;
  }

  /* ── PORTFOLIO ── */
  .portfolio { background: var(--grey-bg); }
  .portfolio-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 48px; }
  .portfolio-card {
    background: white; border-radius: 14px; overflow: hidden;
    border: 1px solid var(--border); transition: box-shadow .2s, transform .2s;
  }
  .portfolio-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.08); transform: translateY(-3px); }
  .port-header { height: 6px; }
  .port-header.blue { background: var(--blue); }
  .port-header.orange { background: #F59E0B; }
  .port-header.teal { background: #14B8A6; }
  .port-body { padding: 22px; }
  .port-tag { font-size: 10px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
  .port-title { font-family: 'Sora', sans-serif; font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 10px; line-height: 1.4; }
  .port-desc { font-size: 12px; color: var(--grey-text); line-height: 1.6; margin-bottom: 16px; }
  .port-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; border-top: 1px solid var(--border); padding-top: 14px; }
  .metric { display: flex; flex-direction: column; gap: 2px; }
  .metric-label { font-size: 9px; text-transform: uppercase; letter-spacing: 1px; color: var(--grey-text); font-weight: 600; }
  .metric-val { font-family: 'Sora', sans-serif; font-size: 14px; font-weight: 800; color: var(--navy); }

  /* ── QUOTE ESTIMATOR ── */
  .estimator-inner {
    display: grid; grid-template-columns: 1fr 320px; gap: 32px;
    background: white; border: 1px solid var(--border); border-radius: 16px;
    overflow: hidden; margin-top: 48px;
  }
  .est-left { padding: 32px; }
  .est-step { font-size: 12px; font-weight: 700; color: var(--blue); margin-bottom: 12px; }
  .est-label { font-family: 'Sora', sans-serif; font-size: 16px; font-weight: 700; color: var(--navy); margin-bottom: 16px; }
  .platform-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 28px; }
  .platform-btn {
    border: 2px solid var(--border); border-radius: 10px; padding: 14px 12px;
    cursor: pointer; transition: border-color .2s, background .2s; background: white; text-align: left;
  }
  .platform-btn.active { border-color: var(--blue); background: #EEF2FF; }
  .platform-btn .p-icon { font-size: 20px; margin-bottom: 6px; }
  .platform-btn .p-name { font-size: 12px; font-weight: 700; color: var(--navy); }
  .platform-btn .p-desc { font-size: 11px; color: var(--grey-text); }
  .feature-list { display: flex; flex-direction: column; gap: 10px; }
  .feature-item { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border: 1.5px solid var(--border); border-radius: 8px; cursor: pointer; }
  .feature-item.active { border-color: var(--blue); background: #EEF2FF; }
  .feature-cb { width: 16px; height: 16px; border: 2px solid var(--blue); border-radius: 3px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
  .feature-cb.checked { background: var(--blue); }
  .feature-cb.checked::after { content: '✓'; color: white; font-size: 10px; }
  .feature-name { font-size: 13px; font-weight: 600; color: var(--navy); flex: 1; }
  .feature-price { font-size: 13px; font-weight: 700; color: var(--blue); }

  .est-right {
    background: var(--dark-card); padding: 28px; display: flex; flex-direction: column; gap: 16px;
  }
  .est-right-label { font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 4px; }
  .est-price { display: flex; align-items: flex-start; gap: 2px; }
  .est-price .currency { font-size: 20px; font-weight: 700; color: white; margin-top: 6px; }
  .est-price .amount { font-family: 'Sora', sans-serif; font-size: 52px; font-weight: 800; color: white; line-height: 1; }
  .est-price .unit { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 14px; }
  .est-breakdown { background: rgba(255,255,255,0.06); border-radius: 8px; padding: 14px; display: flex; flex-direction: column; gap: 8px; }
  .est-row { display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,0.7); }
  .est-row span:last-child { font-weight: 600; color: white; }
  .est-cta {
    background: var(--blue); color: white; border: none; border-radius: 8px;
    padding: 13px; font-size: 13px; font-weight: 700; cursor: pointer;
    display: flex; align-items: center; justify-content: center; gap: 6px;
    transition: background .2s; margin-top: auto;
  }
  .est-cta:hover { background: #0f2be0; }

  /* ── PRICING ── */
  .pricing-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
  .price-card {
    background: white; border: 1.5px solid var(--border); border-radius: 16px;
    padding: 28px; display: flex; flex-direction: column; gap: 16px;
  }
  .price-card.featured { background: var(--dark-card); border-color: var(--blue); position: relative; }
  .featured-badge {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    background: var(--accent); color: var(--navy); font-size: 10px; font-weight: 800;
    letter-spacing: 1px; padding: 4px 14px; border-radius: 20px; white-space: nowrap;
  }
  .price-plan-name { font-family: 'Sora', sans-serif; font-size: 17px; font-weight: 700; color: var(--navy); }
  .price-card.featured .price-plan-name { color: white; }
  .price-plan-sub { font-size: 12px; color: var(--grey-text); }
  .price-card.featured .price-plan-sub { color: rgba(255,255,255,0.5); }
  .price-amount { display: flex; align-items: flex-end; gap: 4px; }
  .price-amount .p-cur { font-size: 18px; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
  .price-card.featured .price-amount .p-cur { color: white; }
  .price-amount .p-num { font-family: 'Sora', sans-serif; font-size: 38px; font-weight: 800; color: var(--navy); line-height: 1; }
  .price-card.featured .price-amount .p-num { color: white; }
  .price-amount .p-per { font-size: 13px; color: var(--grey-text); margin-bottom: 4px; }
  .price-features { list-style: none; display: flex; flex-direction: column; gap: 9px; flex: 1; }
  .price-features li { font-size: 13px; color: #374151; display: flex; align-items: flex-start; gap: 8px; }
  .price-card.featured .price-features li { color: rgba(255,255,255,0.8); }
  .price-features li.off { color: #9CA3AF; text-decoration: line-through; }
  .price-features li::before { content: '✓'; color: var(--blue); font-weight: 700; flex-shrink: 0; }
  .price-features li.off::before { content: '✗'; color: #D1D5DB; }
  .price-btn {
    padding: 12px; border-radius: 8px; font-size: 13px; font-weight: 700;
    cursor: pointer; border: 2px solid var(--border); background: white; color: var(--navy);
    transition: all .2s;
  }
  .price-btn:hover { border-color: var(--blue); color: var(--blue); }
  .price-btn.primary { background: var(--blue); color: white; border-color: var(--blue); }
  .price-btn.primary:hover { background: #0f2be0; }
  .price-btn.dark { background: rgba(255,255,255,0.1); color: white; border-color: rgba(255,255,255,0.2); }
  .price-btn.dark:hover { background: rgba(255,255,255,0.2); }

  /* ── TESTIMONIALS ── */
  .testimonials { background: var(--grey-bg); }
  .testi-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
  .testi-card { background: white; border: 1px solid var(--border); border-radius: 14px; padding: 24px; }
  .stars { color: var(--accent); font-size: 14px; margin-bottom: 14px; }
  .testi-quote { font-size: 13px; color: #374151; line-height: 1.7; margin-bottom: 20px; font-style: italic; }
  .testi-author { display: flex; align-items: center; gap: 10px; }
  .testi-avatar { width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), var(--navy)); display: flex; align-items: center; justify-content: center; color: white; font-weight: 700; font-size: 14px; flex-shrink: 0; }
  .testi-name { font-size: 13px; font-weight: 700; color: var(--navy); }
  .testi-role { font-size: 11px; color: var(--grey-text); }

  /* ── FAQ ── */
  .faq-list { max-width: 680px; margin: 48px auto 0; display: flex; flex-direction: column; gap: 0; }
  .faq-item { border-bottom: 1px solid var(--border); }
  .faq-q {
    width: 100%; background: none; border: none; cursor: pointer;
    padding: 18px 0; display: flex; justify-content: space-between; align-items: center;
    font-size: 14px; font-weight: 600; color: var(--navy); text-align: left; gap: 12px;
    transition: color .2s;
  }
  .faq-q:hover { color: var(--blue); }
  .faq-chevron { font-size: 16px; transition: transform .3s; flex-shrink: 0; color: var(--grey-text); }
  .faq-a { font-size: 13px; color: var(--grey-text); line-height: 1.7; max-height: 0; overflow: hidden; transition: max-height .35s ease, padding .2s; }
  .faq-item.open .faq-a { max-height: 200px; padding-bottom: 16px; }
  .faq-item.open .faq-chevron { transform: rotate(180deg); }

  /* ── CONTACT ── */
  .contact-inner {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start;
  }
  .contact-tag { display: inline-block; background: var(--tag-bg); color: var(--blue); font-size: 11px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; padding: 5px 14px; border-radius: 20px; margin-bottom: 16px; }
  .contact-title { font-family: 'Sora', sans-serif; font-size: 30px; font-weight: 800; color: var(--navy); margin-bottom: 14px; line-height: 1.2; }
  .contact-sub { font-size: 14px; color: var(--grey-text); line-height: 1.7; margin-bottom: 28px; }
  .trust-item { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
  .trust-icon { width: 36px; height: 36px; border-radius: 8px; background: var(--tag-bg); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
  .trust-text strong { font-size: 13px; color: var(--navy); display: block; }
  .trust-text span { font-size: 12px; color: var(--grey-text); }

  .contact-form { background: white; border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
  .form-group label { font-size: 11px; font-weight: 700; color: var(--navy); text-transform: uppercase; letter-spacing: 1px; }
  .form-group input, .form-group textarea, .form-group select {
    border: 1.5px solid var(--border); border-radius: 8px; padding: 10px 14px;
    font-size: 13px; color: var(--navy); background: var(--grey-bg); outline: none;
    transition: border-color .2s; font-family: 'Inter', sans-serif; width: 100%;
  }
  .form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--blue); background: white; }
  .form-group textarea { resize: vertical; min-height: 90px; }
  .budget-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; }
  .budget-btn {
    border: 1.5px solid var(--border); border-radius: 7px; padding: 9px 6px;
    font-size: 12px; font-weight: 600; cursor: pointer; background: white; color: var(--navy);
    transition: all .2s;
  }
  .budget-btn.active { border-color: var(--blue); background: #EEF2FF; color: var(--blue); }
  .budget-btn:hover { border-color: var(--blue); }
  .form-submit {
    width: 100%; background: var(--blue); color: white; border: none;
    border-radius: 8px; padding: 13px; font-size: 14px; font-weight: 700;
    cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 6px;
    transition: background .2s; margin-top: 4px;
  }
  .form-submit:hover { background: #0f2be0; }

  /* ── FOOTER ── */
  footer { background: var(--grey-bg); border-top: 1px solid var(--border); padding: 48px 5% 24px; }
  .footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
  .footer-brand { display: flex; flex-direction: column; gap: 12px; }
  .footer-desc { font-size: 13px; color: var(--grey-text); line-height: 1.7; max-width: 280px; }
  .footer-socials { display: flex; gap: 10px; }
  .social-btn { width: 34px; height: 34px; border: 1px solid var(--border); border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 14px; cursor: pointer; transition: background .2s, border-color .2s; color: var(--grey-text); }
  .social-btn:hover { background: var(--blue); border-color: var(--blue); color: white; }
  .footer-col h4 { font-size: 12px; font-weight: 700; color: var(--navy); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 14px; }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
  .footer-col ul li a { font-size: 13px; color: var(--grey-text); text-decoration: none; transition: color .2s; }
  .footer-col ul li a:hover { color: var(--blue); }

  .team-box { background: #EEF2FF; border: 1px solid #C7D2FE; border-radius: 8px; padding: 12px 16px; margin-top: 8px; }
  .team-box-label { font-size: 9px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--blue); margin-bottom: 6px; }
  .team-box ol { padding-left: 16px; }
  .team-box ol li { font-size: 12px; color: var(--navy); padding: 2px 0; }

  .footer-bottom { border-top: 1px solid var(--border); padding-top: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
  .footer-copy { font-size: 12px; color: var(--grey-text); }
  .footer-credit { font-size: 12px; color: var(--grey-text); }
  .footer-credit span { color: var(--blue); font-weight: 600; }

  /* ── MOBILE MENU ── */
  .mobile-menu {
    display: none; position: fixed; top: 64px; left: 0; right: 0;
    background: white; border-bottom: 1px solid var(--border);
    padding: 20px 5%; flex-direction: column; gap: 16px; z-index: 998;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a { font-size: 15px; color: var(--navy); text-decoration: none; font-weight: 500; padding: 8px 0; border-bottom: 1px solid var(--border); }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    .hero { grid-template-columns: 1fr; gap: 32px; }
    .services-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
    .testi-grid { grid-template-columns: 1fr; }
    .contact-inner { grid-template-columns: 1fr; }
    .estimator-inner { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr; }
    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }
    .form-row { grid-template-columns: 1fr; }
    .platform-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 600px) {
    section { padding: 52px 4%; }
    .stats-bar { gap: 24px; }
    .platform-grid { grid-template-columns: 1fr; }
    .budget-grid { grid-template-columns: 1fr 1fr; }
  }