/* ── Hero ── */
    .comprar-hero {
      background: linear-gradient(135deg, #0a1628 0%, #0f2d52 55%, #1565c0 100%);
      color: #fff;
      padding: 52px 20px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .comprar-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: url("data:image/svg+xml,%3Csvg width='52' height='52' viewBox='0 0 52 52' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h52v52H0V0zm26 26L0 0v52L26 26zm0 0l26-26H0l26 26zm0 0v26l26-26H26zm0 0V0L0 26h26z' fill='%23ffffff' fill-opacity='0.03'/%3E%3C/svg%3E");
    }
    .comprar-hero .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.25);
      color: #b3d4ff;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .8px;
      text-transform: uppercase;
      padding: 6px 16px;
      border-radius: 20px;
      margin-bottom: 16px;
    }
    .comprar-hero h1 {
      font-size: clamp(28px, 5vw, 46px);
      font-weight: 800;
      letter-spacing: -1.5px;
      margin-bottom: 12px;
    }
    .comprar-hero p {
      font-size: 15px;
      color: rgba(255,255,255,.78);
      max-width: 580px;
      margin: 0 auto 22px;
    }
    .hero-action-btns {
      display: flex;
      gap: 12px;
      justify-content: center;
      flex-wrap: wrap;
    }
    .hero-btn-primary {
      background: #e63946;
      color: #fff;
      padding: 12px 26px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 8px;
      transition: background .2s, transform .15s;
    }
    .hero-btn-primary:hover { background: #c1121f; transform: translateY(-1px); }
    .hero-btn-secondary {
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.3);
      color: #fff;
      padding: 12px 26px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 8px;
      transition: background .2s;
    }
    .hero-btn-secondary:hover { background: rgba(255,255,255,.22); }

    /* ── Steps strip ── */
    .steps-strip {
      background: #fff;
      border-bottom: 1px solid #e8e8e8;
    }
    .steps-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
    }
    .step-item {
      padding: 22px 20px;
      display: flex;
      align-items: center;
      gap: 16px;
      border-right: 1px solid #f0f0f0;
      position: relative;
    }
    .step-item:last-child { border-right: none; }
    /* connector arrow */
    .step-item:not(:last-child)::after {
      content: '›';
      position: absolute;
      right: -1px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 22px;
      color: #e63946;
      font-weight: 700;
      background: #fff;
      padding: 0 4px;
      z-index: 1;
    }
    .step-num {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #e63946;
      color: #fff;
      font-size: 18px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .step-text h3 { font-size: 14px; font-weight: 700; color: #1a1a1a; margin-bottom: 3px; }
    .step-text p { font-size: 12.5px; color: #777; line-height: 1.5; }

    /* ── Main layout ── */
    .comprar-layout {
      max-width: 1200px;
      margin: 0 auto;
      padding: 36px 20px 0;
      display: grid;
      grid-template-columns: 1fr 300px;
      gap: 28px;
      align-items: start;
    }

    /* ── Card ── */
    .co-card {
      background: #fff;
      border-radius: 12px;
      border: 1px solid #e8e8e8;
      overflow: hidden;
      margin-bottom: 24px;
    }
    .co-card-header {
      padding: 18px 24px 16px;
      border-bottom: 1px solid #f0f0f0;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .co-card-header .ch-icon {
      width: 40px;
      height: 40px;
      background: #eff6ff;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      flex-shrink: 0;
    }
    .co-card-header h2 { font-size: 17px; font-weight: 700; color: #1a1a1a; }
    .co-card-header p { font-size: 13px; color: #777; margin-top: 2px; }
    .co-card-body { padding: 24px; }

    /* ── Hero image ── */
    .co-hero-img {
      width: 100%;
      border-radius: 8px;
      object-fit: cover;
      max-height: 260px;
      margin-bottom: 24px;
    }

    /* ── Steps detail ── */
    .steps-detail { display: flex; flex-direction: column; gap: 0; }
    .step-detail-item {
      display: flex;
      gap: 20px;
      padding: 20px 0;
      border-bottom: 1px solid #f5f5f5;
      align-items: flex-start;
    }
    .step-detail-item:last-child { border-bottom: none; padding-bottom: 0; }
    .step-detail-num {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #1565c0, #1976d2);
      color: #fff;
      font-size: 20px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      box-shadow: 0 3px 10px rgba(21,101,192,.3);
    }
    .step-detail-content h3 {
      font-size: 15px;
      font-weight: 700;
      color: #1a1a1a;
      margin-bottom: 6px;
    }
    .step-detail-content p {
      font-size: 13.5px;
      color: #555;
      line-height: 1.7;
    }
    .step-detail-content .step-tip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 10px;
      background: #eff6ff;
      border: 1px solid #bfdbfe;
      color: #1d4ed8;
      padding: 6px 12px;
      border-radius: 6px;
      font-size: 12.5px;
      font-weight: 500;
    }

    /* ── Success banner ── */
    .success-banner {
      background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
      border: 1px solid #a5d6a7;
      border-radius: 10px;
      padding: 20px 22px;
      display: flex;
      align-items: flex-start;
      gap: 14px;
      margin-top: 20px;
    }
    .success-banner .sb-icon { font-size: 32px; flex-shrink: 0; }
    .success-banner h3 { font-size: 15px; font-weight: 700; color: #2e7d32; margin-bottom: 4px; }
    .success-banner p { font-size: 13.5px; color: #388e3c; line-height: 1.6; }

    /* ── Channels ── */
    .channels-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 14px;
    }
    .channel-card {
      background: #fafafa;
      border: 1px solid #efefef;
      border-radius: 10px;
      padding: 18px 16px;
      text-align: center;
      transition: box-shadow .2s, border-color .2s;
    }
    .channel-card:hover {
      box-shadow: 0 4px 16px rgba(0,0,0,.07);
      border-color: #1565c0;
    }
    .channel-card .ch-emoji { font-size: 30px; margin-bottom: 10px; }
    .channel-card h3 { font-size: 13.5px; font-weight: 700; color: #1a1a1a; margin-bottom: 6px; }
    .channel-card p { font-size: 12.5px; color: #666; line-height: 1.55; margin-bottom: 12px; }
    .channel-card a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 8px 14px;
      border-radius: 7px;
      font-size: 12.5px;
      font-weight: 700;
      transition: opacity .15s;
    }
    .channel-card a:hover { opacity: .85; }
    .channel-card.ch-cart a { background: #e63946; color: #fff; }
    .channel-card.ch-mail a { background: #1565c0; color: #fff; }
    .channel-card.ch-phone a { background: #25D366; color: #fff; }

    /* ── Seguridad / garantías ── */
    .guarantees-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .guarantee-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 16px;
      background: #fafafa;
      border: 1px solid #efefef;
      border-radius: 10px;
    }
    .guarantee-item .g-icon { font-size: 26px; flex-shrink: 0; margin-top: 2px; }
    .guarantee-item h4 { font-size: 13.5px; font-weight: 700; color: #1a1a1a; margin-bottom: 4px; }
    .guarantee-item p { font-size: 12.5px; color: #666; line-height: 1.55; }

    /* ── FAQ ── */
    .faq-item {
      border: 1px solid #efefef;
      border-radius: 8px;
      overflow: hidden;
      margin-bottom: 10px;
    }
    .faq-item:last-child { margin-bottom: 0; }
    .faq-trigger {
      width: 100%;
      background: #fafafa;
      border: none;
      padding: 15px 18px;
      text-align: left;
      font-size: 14px;
      font-weight: 600;
      color: #1a1a1a;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      transition: background .15s;
      font-family: inherit;
    }
    .faq-trigger:hover { background: #eff6ff; color: #1565c0; }
    .faq-trigger[aria-expanded="true"] { background: #eff6ff; color: #1565c0; }
    .faq-trigger .arrow { font-size: 12px; transition: transform .25s; flex-shrink: 0; }
    .faq-trigger[aria-expanded="true"] .arrow { transform: rotate(180deg); }
    .faq-body {
      display: none;
      padding: 0 18px 16px;
      font-size: 13.5px;
      color: #555;
      line-height: 1.7;
      background: #fff;
    }
    .faq-body.open { display: block; }

    /* ── Sidebar ── */
    .sidebar-card {
      background: #fff;
      border-radius: 12px;
      border: 1px solid #e8e8e8;
      overflow: hidden;
      margin-bottom: 20px;
    }
    .sidebar-card-header {
      background: #1a1a2e;
      color: #fff;
      padding: 14px 18px;
      font-size: 13.5px;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .sidebar-card-body { padding: 18px; }

    /* Mini steps sidebar */
    .mini-steps { display: flex; flex-direction: column; gap: 12px; }
    .mini-step {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }
    .mini-step-num {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: #e63946;
      color: #fff;
      font-size: 13px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .mini-step-text { font-size: 13px; color: #444; line-height: 1.5; padding-top: 4px; }
    .mini-step-text strong { color: #1a1a1a; }

    /* Sidebar CTA */
    .sidebar-cta {
      background: linear-gradient(135deg, #1565c0, #0d47a1);
      border-radius: 12px;
      padding: 22px 18px;
      text-align: center;
      color: #fff;
      margin-bottom: 20px;
    }
    .sidebar-cta h3 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
    .sidebar-cta p { font-size: 12.5px; opacity: .88; margin-bottom: 14px; line-height: 1.6; }
    .sidebar-cta .btn-catalog {
      background: #e63946;
      color: #fff;
      padding: 10px 16px;
      border-radius: 8px;
      font-size: 13.5px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      margin-bottom: 8px;
      transition: background .2s;
    }
    .sidebar-cta .btn-catalog:hover { background: #c1121f; }
    .sidebar-cta .btn-wa {
      background: #25D366;
      color: #fff;
      padding: 10px 16px;
      border-radius: 8px;
      font-size: 13.5px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: background .2s;
    }
    .sidebar-cta .btn-wa:hover { background: #1ebe5d; }

    /* Contact info sidebar */
    .contact-row {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      padding: 10px 0;
      border-bottom: 1px solid #f5f5f5;
      font-size: 13px;
    }
    .contact-row:last-child { border-bottom: none; padding-bottom: 0; }
    .contact-row .icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
    .contact-row .info strong { display: block; font-size: 11px; color: #999; font-weight: 600; text-transform: uppercase; letter-spacing: .4px; margin-bottom: 2px; }
    .contact-row .info a, .contact-row .info span { color: #1a1a1a; font-weight: 500; }
    .contact-row .info a:hover { color: #1565c0; }

    /* Newsletter */
    .newsletter-desc { font-size: 12.5px; color: #777; line-height: 1.6; margin-bottom: 12px; }
    .newsletter-form { display: flex; flex-direction: column; gap: 10px; }
    .newsletter-form input[type="email"] {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid #ddd;
      border-radius: 7px;
      font-size: 13.5px;
      font-family: inherit;
      outline: none;
      transition: border-color .15s;
    }
    .newsletter-form input[type="email"]:focus { border-color: #1565c0; }
    .newsletter-form button {
      background: #e63946;
      color: #fff;
      padding: 10px;
      border: none;
      border-radius: 7px;
      font-size: 13.5px;
      font-weight: 700;
      cursor: pointer;
      font-family: inherit;
      transition: background .15s;
    }
    .newsletter-form button:hover { background: #c1121f; }

    /* Responsive */
    @media (max-width: 960px) {
      .comprar-layout { grid-template-columns: 1fr; }
      .channels-grid { grid-template-columns: 1fr 1fr 1fr; }
    }
    @media (max-width: 680px) {
      .steps-inner { grid-template-columns: 1fr; }
      .step-item { border-right: none; border-bottom: 1px solid #f0f0f0; }
      .step-item:last-child { border-bottom: none; }
      .step-item:not(:last-child)::after { display: none; }
      .channels-grid { grid-template-columns: 1fr; }
      .guarantees-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 480px) {
      .comprar-hero { padding: 36px 16px; }
    }