/* ──────────────────────────────────────────────
       DESIGN TOKENS
       Palette: clean industrial white + signal-blue
       accent + safety-yellow highlight drawn from
       the actual product photography.
    ────────────────────────────────────────────── */
    :root {
      --c-bg:        #ffffff;
      --c-surface:   #f7f9fc;
      --c-border:    #e3e8ef;
      --c-blue:      #1a4fad;
      --c-blue-dark: #0d3278;
      --c-accent:    #f5a623;   /* signal yellow from cable */
      --c-text:      #1c2533;
      --c-muted:     #536070;
      --c-faq-ans:   #f5f5f5;

      --radius-sm:   6px;
      --radius-md:   12px;
      --radius-lg:   20px;

      --font-display: 'Montserrat', 'Segoe UI', system-ui, sans-serif;
      --font-body:    'Inter', 'Segoe UI', system-ui, sans-serif;

      --max-w: 1100px;
      --section-gap: 80px;
    }

    /* ── Reset & Base ── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-body);
      background: var(--c-bg);
      color: var(--c-text);
      line-height: 1.7;
      font-size: 16px;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--c-blue); text-decoration: none; }
    a:hover { text-decoration: underline; }

    /* ── Layout Wrapper ── */
    .page-wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

    /* ── Section spacing ── */
    .section { padding: var(--section-gap) 0; }
    .section + .section { border-top: 1px solid var(--c-border); }
    .section--alt { background: var(--c-surface); }

    /* ── Typography ── */
    h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; }
    h1 { font-size: clamp(2rem, 4vw, 3rem); color: var(--c-blue-dark); }
    h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); color: var(--c-blue-dark); margin-bottom: 20px; }
    h3 { font-size: 1.2rem; color: var(--c-blue); margin-bottom: 10px; }
    h4 { font-size: 1rem; color: var(--c-text); margin-bottom: 6px; }
    p  { color: var(--c-text); margin-bottom: 14px; }
    p:last-child { margin-bottom: 0; }

    .eyebrow {
      display: inline-block;
      font-family: var(--font-display);
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--c-accent);
      background: #fff8ee;
      border: 1px solid var(--c-accent);
      border-radius: 40px;
      padding: 4px 14px;
      margin-bottom: 16px;
    }

    .lead {
      font-size: 1.1rem;
      color: var(--c-muted);
      max-width: 760px;
      margin-bottom: 32px;
    }

    /* ── Hero ── */
    .hero {
      background: linear-gradient(135deg, var(--c-blue-dark) 0%, var(--c-blue) 60%, #2d7dd2 100%);
      padding: 72px 0 64px;
      color: #fff;
    }
    .hero__inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .hero__badge {
      display: inline-block;
      background: rgba(255,255,255,0.15);
      border: 1px solid rgba(255,255,255,0.35);
      border-radius: 40px;
      padding: 4px 16px;
      font-size: 0.78rem;
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 18px;
      color: #fff;
    }
    .hero h1 { color: #fff; margin-bottom: 18px; }
    .hero p  { color: rgba(255,255,255,0.85); font-size: 1.05rem; margin-bottom: 28px; }

    .hero__stats {
      display: flex;
      gap: 28px;
      flex-wrap: wrap;
      margin-bottom: 32px;
    }
    .hero__stat-item { text-align: center; }
    .hero__stat-num {
      font-family: var(--font-display);
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--c-accent);
      display: block;
    }
    .hero__stat-label {
      font-size: 0.8rem;
      color: rgba(255,255,255,0.75);
      text-transform: uppercase;
      letter-spacing: 0.06em;
    }

    .btn {
      display: inline-block;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 0.95rem;
      padding: 14px 32px;
      border-radius: 8px;
      cursor: pointer;
      transition: transform .15s, box-shadow .15s;
    }
    .btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,.2); text-decoration: none; }
    .btn--primary { background: var(--c-accent); color: #1c2533; }
    .btn--outline  { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.6); margin-left: 12px; }

    .hero__img-wrap {
      position: relative;
      display: flex;
      justify-content: center;
      align-items: center;
    }
    .hero__img-wrap img {
      border-radius: var(--radius-lg);
      box-shadow: 0 24px 60px rgba(0,0,0,.35);
      max-height: 480px;
      object-fit: cover;
      width: 100%;
    }

    /* ── Icon-feature row ── */
    .icon-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .icon-card {
      background: var(--c-bg);
      border: 1px solid var(--c-border);
      border-radius: var(--radius-md);
      padding: 28px 20px;
      text-align: center;
      transition: box-shadow .2s;
    }
    .icon-card:hover { box-shadow: 0 8px 28px rgba(26,79,173,.1); }
    .icon-card__icon {
      font-size: 2rem;
      margin-bottom: 10px;
      display: block;
    }
    .icon-card h3 { font-size: 1rem; color: var(--c-blue-dark); margin-bottom: 6px; }
    .icon-card p  { font-size: 0.88rem; color: var(--c-muted); margin: 0; }

    /* ── Two-column content ── */
    .two-col {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }
    .two-col--rev { direction: rtl; }
    .two-col--rev > * { direction: ltr; }

    /* ── Advantages list ── */
    .adv-list { list-style: none; display: flex; flex-direction: column; gap: 22px; margin-top: 8px; }
    .adv-list li { display: flex; gap: 14px; align-items: flex-start; }
    .adv-list__icon {
      flex-shrink: 0;
      width: 40px; height: 40px;
      background: #e8f0fc;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.1rem;
    }
    .adv-list__text strong { display: block; font-size: 0.97rem; color: var(--c-blue-dark); margin-bottom: 3px; }
    .adv-list__text span  { font-size: 0.88rem; color: var(--c-muted); }

    /* ── Applications ── */
    .app-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .app-card {
      background: var(--c-surface);
      border-left: 4px solid var(--c-blue);
      border-radius: var(--radius-sm);
      padding: 22px 20px;
    }
    .app-card h3 { font-size: 1rem; color: var(--c-blue-dark); }
    .app-card p  { font-size: 0.88rem; color: var(--c-muted); margin-top: 6px; }

    /* ── Specs table ── */
    .specs-table { width: 100%; border-collapse: collapse; font-size: 0.94rem; }
    .specs-table th {
      background: var(--c-blue);
      color: #fff;
      font-family: var(--font-display);
      font-size: 0.82rem;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      padding: 12px 18px;
      text-align: left;
    }
    .specs-table td { padding: 12px 18px; border-bottom: 1px solid var(--c-border); }
    .specs-table tr:last-child td { border-bottom: none; }
    .specs-table tr:nth-child(even) td { background: var(--c-surface); }
    .specs-table td:first-child { font-weight: 600; color: var(--c-blue-dark); }

    /* ── Process steps ── */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      counter-reset: step;
    }
    .process-step {
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: var(--radius-md);
      padding: 24px 18px 20px;
      position: relative;
      counter-increment: step;
    }
    .process-step::before {
      content: counter(step, decimal-leading-zero);
      font-family: var(--font-display);
      font-size: 2.2rem;
      font-weight: 900;
      color: #dde6f5;
      position: absolute;
      top: 10px; right: 14px;
    }
    .process-step h3 { font-size: 0.97rem; color: var(--c-blue-dark); }
    .process-step p  { font-size: 0.86rem; color: var(--c-muted); margin-top: 6px; }

    /* ── Certifications ── */
    .cert-row { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 16px; }
    .cert-badge {
      background: var(--c-surface);
      border: 2px solid var(--c-blue);
      border-radius: var(--radius-sm);
      padding: 10px 22px;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 0.92rem;
      color: var(--c-blue-dark);
    }

    /* ── FAQ ── */
    .faq-wrap {
      max-width: 860px;
      margin: 0 auto;
      background: #fff;
    }
    .faq-item {
      padding: 24px 0;
      border-bottom: 1px solid var(--c-border);
    }
    .faq-item:last-child { border-bottom: none; }
    .faq-q {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 1.03rem;
      color: var(--c-blue-dark);
      margin-bottom: 10px;
    }
    .faq-a {
      background: var(--c-faq-ans);
      padding: 14px 18px 14px 22px;
      border-left: 3px solid var(--c-border);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
      font-size: 0.93rem;
      color: var(--c-muted);
      line-height: 1.75;
    }

    /* ── CTA Banner ── */
    .cta-banner {
      background: linear-gradient(135deg, var(--c-blue-dark), var(--c-blue));
      border-radius: var(--radius-lg);
      padding: 56px 48px;
      text-align: center;
      color: #fff;
    }
    .cta-banner h2 { color: #fff; margin-bottom: 12px; }
    .cta-banner p  { color: rgba(255,255,255,.8); max-width: 560px; margin: 0 auto 28px; }

    /* ── Responsive ── */
    @media (max-width: 900px) {
      .hero__inner, .two-col { grid-template-columns: 1fr; }
      .two-col--rev { direction: ltr; }
      .icon-row, .app-grid { grid-template-columns: 1fr 1fr; }
      .process-steps { grid-template-columns: 1fr 1fr; }
      .hero { padding: 48px 0 40px; }
      .hero__img-wrap { order: -1; }
    }
    @media (max-width: 560px) {
      .icon-row, .app-grid, .process-steps { grid-template-columns: 1fr; }
      .hero__stats { gap: 20px; }
      .btn--outline { margin-left: 0; margin-top: 10px; }
      .cta-banner { padding: 36px 24px; }
    }