:root {
    --bg: #F3F4F6;
    --card: #FFFFFF;
    --text: #111827;
    --muted: #4B5563;
    --line: #E5E7EB;
    --primary: #2563EB; /* Blue */
    --primary2: #1D4ED8;
    --chip: #EEF2FF;
    --shadow: 0 10px 24px rgba(17, 24, 39, 0.10);
    --radius: 16px;
    --radius2: 22px;
    --max: 1120px;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }

  body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
  }

  /* NAV */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    height: 64px;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
  }

  .nav-logo {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text);
  }

  .nav-logo span { color: var(--primary); }

  .nav-links {
    display: flex;
    gap: 32px;
  }

  .nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--text); }

  .nav-cta {
    background: var(--primary);
    color: white;
    font-size: 14px;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: var(--radius);
    text-decoration: none;
    transition: background 0.2s, transform 0.2s;
  }

  .nav-cta:hover { background: var(--primary2); transform: translateY(-1px); }

  /* HERO */
  .hero {
    padding: 120px 40px 80px;
    max-width: var(--max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 64px;
    align-items: center;
  }

  .hero-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--chip);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.3px;
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 24px;
  }

  .hero-chip-dot {
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
  }

  .hero-title {
    font-size: clamp(40px, 4vw, 60px);
    font-weight: 800;
    color: var(--text);
    line-height: 1.08;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
  }

  .hero-title .blue { color: var(--primary); }

  .hero-sub {
    font-size: 17px;
    line-height: 1.75;
    color: var(--muted);
    font-weight: 400;
    margin-bottom: 36px;
    max-width: 500px;
  }

  .hero-actions {
    display: flex;
    gap: 14px;
    align-items: center;
    margin-bottom: 48px;
  }

  .btn-primary {
    background: var(--primary);
    color: white;
    font-size: 15px;
    font-weight: 600;
    padding: 15px 30px;
    border-radius: var(--radius);
    text-decoration: none;
    transition: all 0.2s;
    display: inline-block;
  }

  .btn-primary:hover { background: var(--primary2); transform: translateY(-2px); box-shadow: var(--shadow); }

  .btn-ghost {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s;
  }

  .btn-ghost:hover { gap: 10px; }

  .hero-trust {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
  }

  .trust-item {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 13px;
    font-weight: 500;
    color: var(--muted);
  }

  .trust-check {
    width: 18px;
    height: 18px;
    background: var(--chip);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--primary);
  }

  /* HERO FORM CARD */
  .hero-form {
    background: var(--card);
    border-radius: var(--radius2);
    padding: 36px 32px;
    box-shadow: var(--shadow);
    border: 1px solid var(--line);
  }

  .hf-top {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
  }

  .hf-chip {
    display: inline-block;
    background: var(--chip);
    color: var(--primary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 12px;
  }

  .hf-top h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.3px;
    margin-bottom: 6px;
  }

  .hf-top p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
  }

  .fg {
    margin-bottom: 12px;
  }

  .fg label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    margin-bottom: 5px;
    letter-spacing: 0.2px;
  }

  .fg input,
  .fg select,
  .fg textarea {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 11px 14px;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    resize: none;
  }

  .fg input::placeholder, .fg textarea::placeholder { color: #9CA3AF; }

  .fg input:focus, .fg select:focus, .fg textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background: var(--card);
  }

  .fg select { cursor: pointer; color: var(--text); }

  .fg-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

  .hf-submit {
    width: 100%;
    background: var(--primary);
    color: white;
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 14px;
    border: none;
    border-radius: var(--radius);
    padding: 14px;
    cursor: pointer;
    margin-top: 6px;
    transition: all 0.2s;
    letter-spacing: 0.2px;
  }

  .hf-submit:hover { background: var(--primary2); transform: translateY(-1px); }

  .hf-note {
    font-size: 11px;
    color: #9CA3AF;
    text-align: center;
    margin-top: 10px;
  }

  /* SERVICES STRIP */
  .services-strip {
    background: var(--card);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 24px 40px;
  }

  .strip-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
  }

  .strip-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #9CA3AF;
    white-space: nowrap;
  }

  .strip-divider {
    width: 1px;
    height: 24px;
    background: var(--line);
    flex-shrink: 0;
  }

  .strip-items {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
  }

  .strip-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--muted);
  }

  /* SECTION SHARED */
  .section-wrap {
    max-width: var(--max);
    margin: 0 auto;
    padding: 100px 40px;
  }

  .section-chip {
    display: inline-block;
    background: var(--chip);
    color: var(--primary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 5px 14px;
    border-radius: 100px;
    margin-bottom: 16px;
  }

  .section-title {
    font-size: clamp(30px, 3vw, 44px);
    font-weight: 800;
    color: var(--text);
    letter-spacing: -1px;
    line-height: 1.1;
    margin-bottom: 14px;
  }

  .section-title .blue { color: var(--primary); }

  .section-sub {
    font-size: 16px;
    line-height: 1.8;
    color: var(--muted);
    font-weight: 400;
    max-width: 580px;
    margin-bottom: 56px;
  }

  /* SERVICES GRID */
  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .service-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: transform 0.2s, box-shadow 0.2s;
  }

  .service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
  }

  .service-icon {
    width: 44px;
    height: 44px;
    background: var(--chip);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 18px;
  }

  .service-card h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    letter-spacing: -0.2px;
  }

  .service-card p {
    font-size: 13px;
    line-height: 1.75;
    color: var(--muted);
  }

  /* TIERS */
  .tiers-bg {
    background: var(--card);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .tiers-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .tier-card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px 24px;
    transition: transform 0.2s, box-shadow 0.2s;
  }

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

  .tier-card.featured {
    background: var(--primary);
    border-color: var(--primary);
  }

  .tier-chip {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 16px;
  }

  .tier-card:not(.featured) .tier-chip {
    background: var(--chip);
    color: var(--primary);
  }

  .tier-card.featured .tier-chip {
    background: rgba(255,255,255,0.2);
    color: white;
  }

  .tier-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
    line-height: 1.2;
    letter-spacing: -0.2px;
  }

  .tier-card.featured .tier-name {
    color: white;
    border-bottom-color: rgba(255,255,255,0.15);
  }

  .tier-setup {
    font-size: 12px;
    color: #9CA3AF;
    margin-bottom: 4px;
    font-weight: 500;
  }

  .tier-card.featured .tier-setup { color: rgba(255,255,255,0.5); }

  .tier-price {
    font-size: 44px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -2px;
    line-height: 1;
    margin-bottom: 24px;
  }

  .tier-price span {
    font-size: 15px;
    font-weight: 400;
    color: var(--muted);
    letter-spacing: 0;
  }

  .tier-card.featured .tier-price { color: white; }
  .tier-card.featured .tier-price span { color: rgba(255,255,255,0.6); }

  .tier-list {
    list-style: none;
    margin-bottom: 28px;
  }

  .tier-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 9px 0;
    font-size: 13px;
    color: var(--muted);
    border-bottom: 1px solid var(--line);
    line-height: 1.5;
  }

  .tier-card.featured .tier-list li {
    color: rgba(255,255,255,0.75);
    border-bottom-color: rgba(255,255,255,0.1);
  }

  .tier-list li::before {
    content: '✓';
    font-size: 11px;
    font-weight: 700;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 1px;
  }

  .tier-card.featured .tier-list li::before { color: rgba(255,255,255,0.7); }

  .tier-cta {
    display: block;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    padding: 13px;
    border-radius: var(--radius);
    text-decoration: none;
    transition: all 0.2s;
    letter-spacing: 0.2px;
  }

  .tier-card:not(.featured) .tier-cta {
    border: 1px solid var(--line);
    color: var(--text);
    background: var(--card);
  }

  .tier-card:not(.featured) .tier-cta:hover {
    border-color: var(--primary);
    color: var(--primary);
  }

  .tier-card.featured .tier-cta {
    background: white;
    color: var(--primary);
  }

  .tier-card.featured .tier-cta:hover {
    background: var(--chip);
  }

  /* INDUSTRIES */
  .industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .industry-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 22px;
    text-decoration: none;
    display: block;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
  }

  .industry-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: var(--primary);
    transform: scaleX(0);
    transition: transform 0.25s;
    transform-origin: left;
  }

  .industry-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: rgba(37,99,235,0.2);
  }

  .industry-card:hover::after { transform: scaleX(1); }

  .industry-icon { font-size: 28px; margin-bottom: 14px; display: block; }

  .industry-card h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    letter-spacing: -0.2px;
  }

  .industry-card p {
    font-size: 12px;
    line-height: 1.65;
    color: var(--muted);
  }

  .industry-status {
    font-size: 11px;
    font-weight: 600;
    margin-top: 12px;
    display: block;
  }

  .industry-card.active .industry-status { color: var(--primary); }
  .industry-card:not(.active) .industry-status { color: #9CA3AF; }

  /* WHY SECTION */
  .why-bg {
    background: var(--text);
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .why-bg .section-chip {
    background: rgba(37,99,235,0.2);
    color: #93C5FD;
  }

  .why-bg .section-title { color: white; }
  .why-bg .section-sub { color: rgba(255,255,255,0.5); }

  .why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .why-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius);
    padding: 36px 32px;
    transition: background 0.2s;
  }

  .why-card:hover { background: rgba(255,255,255,0.07); }

  .why-num {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 14px;
    font-family: 'Space Mono', monospace;
  }

  .why-card h4 {
    font-size: 17px;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
    letter-spacing: -0.3px;
  }

  .why-card p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255,255,255,0.45);
  }

  /* CONTACT SECTION */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 500px;
    gap: 80px;
    align-items: start;
  }

  .contact-left .section-title { margin-bottom: 16px; }

  .contact-desc {
    font-size: 16px;
    line-height: 1.8;
    color: var(--muted);
    margin-bottom: 40px;
  }

  .contact-detail {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
  }

  .cd-icon {
    width: 40px;
    height: 40px;
    background: var(--chip);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
  }

  .cd-label {
    font-size: 11px;
    font-weight: 600;
    color: #9CA3AF;
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .cd-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
  }

  .contact-form-wrap {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius2);
    padding: 40px 36px;
    box-shadow: var(--shadow);
  }

  .contact-form-wrap h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.3px;
    margin-bottom: 6px;
  }

  .contact-form-wrap > p {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 24px;
    line-height: 1.6;
  }

  .contact-submit {
    width: 100%;
    background: var(--primary);
    color: white;
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 14px;
    border: none;
    border-radius: var(--radius);
    padding: 15px;
    cursor: pointer;
    margin-top: 6px;
    transition: all 0.2s;
    letter-spacing: 0.2px;
  }

  .contact-submit:hover { background: var(--primary2); transform: translateY(-1px); }

  .contact-note {
    font-size: 11px;
    color: #9CA3AF;
    text-align: center;
    margin-top: 10px;
  }

  /* FOOTER */
  footer {
    background: var(--text);
    padding: 56px 40px 36px;
  }

  .footer-top {
    max-width: var(--max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 32px;
  }

  .footer-logo {
    font-size: 22px;
    font-weight: 800;
    color: white;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
  }

  .footer-logo span { color: #60A5FA; }

  .footer-tagline {
    font-size: 13px;
    color: rgba(255,255,255,0.35);
  }

  .footer-cols {
    display: flex;
    gap: 56px;
  }

  .footer-col h5 {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.3);
    margin-bottom: 16px;
  }

  .footer-col a {
    display: block;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.2s;
  }

  .footer-col a:hover { color: white; }

  .footer-bottom {
    max-width: var(--max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .footer-copy {
    font-size: 12px;
    color: rgba(255,255,255,0.2);
  }

  .footer-domain {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    letter-spacing: 1.5px;
    color: rgba(37,99,235,0.5);
    text-transform: uppercase;
  }

.footer-social {
  display: flex;
  gap: 16px;
  align-items: center;
}

.footer-social a {
  color: rgba(255,255,255,0.3);
  transition: color 0.2s;
  display: flex;
  align-items: center;
}

.footer-social a:hover { color: white; }
  /* ANIMATIONS */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .hero-chip { animation: fadeUp 0.4s ease both; }
  .hero-title { animation: fadeUp 0.4s ease 0.07s both; }
  .hero-sub { animation: fadeUp 0.4s ease 0.14s both; }
  .hero-actions { animation: fadeUp 0.4s ease 0.2s both; }
  .hero-trust { animation: fadeUp 0.4s ease 0.26s both; }
  .hero-form { animation: fadeUp 0.4s ease 0.1s both; }

  @media (max-width: 768px) {
      .services-strip {
          padding: 20px 24px;
      }

      .strip-label,
      .strip-divider {
          display: none;
      }

      .strip-inner {
          justify-content: center;
          gap: 16px;
      }

      .strip-items {
          justify-content: center;
          gap: 16px 24px;
      }
  }
  @media (max-width: 1000px) {
    nav { padding: 0 20px; }
    .nav-links { display: none; }
    .hero { grid-template-columns: 1fr; padding: 100px 20px 60px; gap: 40px; }
    .section-wrap { padding: 72px 20px; }
    .services-grid { grid-template-columns: 1fr 1fr; }
    .tiers-grid { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: 1fr 1fr; }
    .why-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-top { flex-direction: column; gap: 36px; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
    .services-strip { padding: 20px; }
    footer { padding: 48px 20px 28px; }
  }

  @media (max-width: 600px) {
    .services-grid { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: 1fr; }
    .hero-trust { flex-direction: column; gap: 12px; }
  }