/* ============ MARCA INTERNA - ESTILOS COMUNES ============ */
        .marca-hero { background: linear-gradient(135deg, #0a0c0e 0%, #1a1c1e 100%); padding: 100px 0 70px; position: relative; overflow: hidden; }
        .marca-hero-image { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.60; filter: saturate(1); z-index: 0; }
        .marca-hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10,12,14,0.55) 0%, rgba(26,28,30,0.40) 60%, rgba(10,12,14,0.20) 100%), radial-gradient(circle at 80% 20%, rgba(232,75,55,0.14), transparent 60%); z-index: 1; }
        .marca-hero .container { position: relative; z-index: 2; }
        /* Iconos decorativos flotando */
        /* Iconos decorativos ocultos por solicitud del cliente */
        .marca-hero-decor { display: none; }
        /* Logo box mejorado */
        .marca-hero-logo { position: relative; }
        .marca-hero-logo::after { content: ''; position: absolute; inset: -12px; background: linear-gradient(135deg, rgba(232,75,55,0.30), rgba(255,137,120,0.15)); border-radius: 28px; z-index: -1; filter: blur(20px); opacity: 0.6; }
        /* Tag chips de categorías */
        .marca-hero-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 22px; }
        .marca-hero-chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); backdrop-filter: blur(10px); border-radius: 100px; font-size: 11px; font-weight: 600; color: rgba(255,255,255,0.85); letter-spacing: 0.04em; text-transform: uppercase; }
        .marca-hero-chip i { color: #ff8978; font-size: 10px; }
        .marca-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
        .marca-hero-logo { background: white; border-radius: 22px; padding: 50px; display: flex; align-items: center; justify-content: center; min-height: 200px; box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
        .marca-hero-logo img { max-width: 100%; max-height: 140px; object-fit: contain; }
        .marca-hero-text h1 { color: white; font-size: 48px; font-weight: 900; margin: 0 0 10px; letter-spacing: 0.5px; text-transform: uppercase; }
        .marca-hero-text .tagline { color: #ff8978; font-weight: 700; font-size: 14px; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 18px; display: inline-block; padding: 6px 16px; background: rgba(232,75,55,0.15); border-radius: 100px; border: 1px solid rgba(232,75,55,0.3); }
        .marca-hero-text p { color: rgba(255,255,255,0.85); font-size: 16px; line-height: 1.8; margin: 0 0 24px; }
        .marca-hero-cta { display: inline-flex; align-items: center; gap: 10px; background: white; color: #1a1c1e; padding: 14px 28px; border-radius: 100px; text-decoration: none; font-weight: 700; transition: all 0.3s; }
        .marca-hero-cta:hover { background: #e84b37; color: white; transform: translateY(-2px); }

        .marca-section { padding: 80px 0; }
        .marca-section.alt { background: #f8f9fb; }
        .marca-section-title { text-align: center; margin-bottom: 50px; }
        .marca-section-title .badge { display: inline-block; padding: 6px 16px; background: rgba(232,75,55,0.1); color: #e84b37; border-radius: 100px; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 14px; }
        .marca-section-title h2 { font-size: 36px; font-weight: 900; color: #1a1c1e; margin: 0 0 12px; letter-spacing: -0.5px; }
        .marca-section-title p { color: #777; font-size: 16px; max-width: 700px; margin: 14px auto 0; line-height: 1.7; }

        /* PRODUCTOS */
        .marca-products { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 22px; }
        .marca-product { background: white; padding: 32px 24px; border-radius: 18px; text-align: center; border: 1px solid #ececec; transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1); }
        .marca-product:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,0.08); border-color: transparent; }
        .marca-product .icon { width: 70px; height: 70px; background: linear-gradient(135deg, rgba(232,75,55,0.12), rgba(232,75,55,0.04)); color: #e84b37; border-radius: 18px; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 28px; border: 1px solid rgba(232,75,55,0.18); }
        .marca-product h4 { font-size: 16px; color: #1a1c1e; margin: 0 0 8px; font-weight: 800; }
        .marca-product p { color: #888; font-size: 13px; line-height: 1.6; margin: 0; }

        /* CATÁLOGOS */
        .marca-catalog-cat { margin-bottom: 50px; }
        .marca-catalog-cat-header { display: flex; align-items: center; gap: 14px; padding: 18px 24px; background: linear-gradient(135deg, #1a1c1e 0%, #2d3033 100%); border-radius: 14px; margin-bottom: 22px; box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
        .marca-catalog-cat-icon { width: 42px; height: 42px; background: rgba(232,75,55,0.18); color: #ff8978; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 18px; border: 1px solid rgba(232,75,55,0.3); }
        .marca-catalog-cat-name { color: white; font-size: 18px; font-weight: 800; flex: 1; }
        .marca-catalog-cat-count { background: rgba(255,255,255,0.12); color: white; padding: 6px 14px; border-radius: 100px; font-size: 12px; font-weight: 700; border: 1px solid rgba(255,255,255,0.18); }

        .marca-catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
        .marca-catalog-item { display: flex; align-items: center; gap: 14px; background: white; padding: 16px 18px; border-radius: 12px; border: 1px solid #ececec; text-decoration: none; color: inherit; transition: all 0.25s; }
        .marca-catalog-item:hover { border-color: transparent; box-shadow: 0 10px 25px rgba(0,0,0,0.06); transform: translateY(-2px); }
        .marca-catalog-item .pdf-icon { width: 42px; height: 42px; background: linear-gradient(135deg, #e84b37, #c93b2a); color: white; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; box-shadow: 0 4px 12px rgba(232,75,55,0.3); }
        .marca-catalog-item .info { flex: 1; min-width: 0; }
        .marca-catalog-item .info .name { font-size: 13.5px; font-weight: 700; color: #1a1c1e; line-height: 1.3; margin-bottom: 3px; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
        .marca-catalog-item .info .meta { font-size: 11px; color: #aaa; text-transform: uppercase; letter-spacing: 0.05em; }
        .marca-catalog-item .arrow { color: #ccc; font-size: 14px; transition: transform 0.25s, color 0.25s; }
        .marca-catalog-item:hover .arrow { color: #e84b37; transform: translateX(3px); }

        /* DISTRIBUIDORES */
        .marca-dist-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
        .marca-dist-city { background: white; padding: 22px 24px; border-radius: 16px; border: 1px solid #ececec; transition: all 0.3s; }
        .marca-dist-city:hover { transform: translateY(-4px); box-shadow: 0 15px 35px rgba(0,0,0,0.06); }
        .marca-dist-city .city-name { font-size: 14px; font-weight: 800; color: #1a1c1e; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
        .marca-dist-city .city-name i { color: #e84b37; }
        .marca-dist-city .region { font-size: 12px; color: #888; margin-bottom: 12px; }
        .marca-dist-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid #f0f0f0; padding-top: 12px; }
        .marca-dist-list li { display: flex; align-items: center; gap: 8px; font-size: 13px; color: #555; padding: 6px 0; border-bottom: 1px solid #f8f8f8; }
        .marca-dist-list li:last-child { border-bottom: none; }
        .marca-dist-list li a { color: #555; text-decoration: none; transition: color 0.2s; }
        .marca-dist-list li a:hover { color: #e84b37; }
        .marca-dist-list .dot { color: #e84b37; font-size: 6px; }

        /* CTA FINAL */
        /* CTA elegante con dark theme + glass */
        .marca-cta { background: #0e1116; padding: 90px 0; text-align: center; color: white; position: relative; overflow: hidden; }
        .marca-cta::before { content: ''; position: absolute; inset: 0; background-image: radial-gradient(ellipse at top, rgba(232,75,55,0.18), transparent 55%), radial-gradient(circle at 15% 85%, rgba(100,150,255,0.08), transparent 50%), radial-gradient(circle at 85% 80%, rgba(232,75,55,0.10), transparent 45%); pointer-events: none; }
        .marca-cta::after {
            content: ''; position: absolute; inset: 0;
            background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
            background-size: 56px 56px;
            mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
            -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
            pointer-events: none;
        }
        .marca-cta .container { position: relative; z-index: 2; }
        .marca-cta-badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 16px; background: rgba(232,75,55,0.12); border: 1px solid rgba(232,75,55,0.30); border-radius: 100px; color: #ff8978; font-size: 11px; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 18px; backdrop-filter: blur(10px); }
        .marca-cta-badge .pulse { width: 7px; height: 7px; background: #e84b37; border-radius: 50%; box-shadow: 0 0 0 4px rgba(232,75,55,0.25); }
        .marca-cta h2 { font-size: clamp(28px, 4vw, 38px); font-weight: 900; margin: 0 0 14px; letter-spacing: -0.5px; background: linear-gradient(135deg, #ffffff 0%, #cfd5dd 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
        .marca-cta p { font-size: 16px; color: rgba(255,255,255,0.65); max-width: 540px; margin: 0 auto 30px; line-height: 1.7; }
        .marca-cta-actions { display: inline-flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px; }
        .marca-cta-btn { display: inline-flex; align-items: center; gap: 10px; background: linear-gradient(135deg, #e84b37, #c93b2a); color: white; padding: 15px 32px; border-radius: 100px; text-decoration: none; font-weight: 800; font-size: 14px; transition: transform 0.25s, box-shadow 0.25s; box-shadow: 0 12px 30px rgba(232,75,55,0.35), inset 0 1px 0 rgba(255,255,255,0.18); border: 1px solid rgba(255,255,255,0.10); }
        .marca-cta-btn:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(232,75,55,0.45), inset 0 1px 0 rgba(255,255,255,0.22); }
        .marca-cta-btn-ghost { display: inline-flex; align-items: center; gap: 10px; background: rgba(255,255,255,0.05); color: white; padding: 14px 28px; border-radius: 100px; text-decoration: none; font-weight: 700; font-size: 13px; border: 1px solid rgba(255,255,255,0.15); backdrop-filter: blur(10px); transition: background 0.25s, border-color 0.25s; }
        .marca-cta-btn-ghost:hover { background: rgba(255,255,255,0.10); border-color: rgba(255,255,255,0.25); }

        /* Logo en grayscale por defecto → color en hover */
        .marca-hero-logo img { filter: grayscale(100%) contrast(1.05); opacity: 0.92; transition: filter 0.5s cubic-bezier(0.16,1,0.3,1), opacity 0.5s, transform 0.5s; }
        .marca-hero-logo:hover img { filter: grayscale(0%) contrast(1); opacity: 1; transform: scale(1.03); }

        /* ACORDEÓN de tipos de recursos */
        .marca-type-accordion { display: flex; flex-direction: column; gap: 12px; }
        .marca-type-section { background: white; border: 1px solid #ececec; border-radius: 12px; overflow: hidden; transition: box-shadow 0.3s; }
        .marca-type-section[data-open="true"] { box-shadow: 0 8px 25px rgba(0,0,0,0.05); }
        .marca-type-header { width: 100%; display: flex; align-items: center; gap: 12px; padding: 18px 22px; background: white; border: 0; cursor: pointer; font-family: inherit; transition: background 0.2s; }
        .marca-type-header:hover { background: #fafbfc; }
        .marca-type-header .type-icon { width: 36px; height: 36px; background: rgba(232,75,55,0.08); color: #e84b37; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 14px; }
        .marca-type-header .type-name { font-size: 14px; font-weight: 800; color: #1a1c1e; text-transform: uppercase; letter-spacing: 0.06em; flex: 1; text-align: left; }
        .marca-type-header .type-count { background: #f0f2f5; color: #1a1c1e; padding: 4px 12px; border-radius: 100px; font-size: 12px; font-weight: 700; }
        .marca-type-header .toggle { color: #aaa; font-size: 12px; transition: transform 0.3s; }
        .marca-type-section[data-open="true"] .toggle { transform: rotate(180deg); }
        .marca-type-body { max-height: 0; overflow: hidden; transition: max-height 0.45s ease-in-out, padding 0.3s; padding: 0 22px; }
        .marca-type-section[data-open="true"] .marca-type-body { max-height: 4000px; padding: 0 22px 22px; }

        @media (max-width: 768px) {
            .marca-hero-grid { grid-template-columns: 1fr; gap: 30px; }
            .marca-hero-text h1 { font-size: 36px; }
            .marca-section-title h2 { font-size: 28px; }
        }

        /* ===================== VISOR DE PDF EMBEBIDO (PDF.js sin descarga) ===================== */
        /* Reset de button para que se comporte como tarjeta clickable */
        button.marca-catalog-item { appearance: none; text-align: left; width: 100%; cursor: pointer; font: inherit; }

        .pdf-viewer-header { gap: 16px; }
        .pdf-viewer-title { flex: 1 1 auto; min-width: 0; }
        .pdf-viewer-pager { display: flex; align-items: center; gap: 10px; padding: 6px 12px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.10); border-radius: 100px; flex-shrink: 0; }
        .pdf-page-btn { background: rgba(255,255,255,0.10); border: 1px solid rgba(255,255,255,0.15); color: white; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 11px; transition: background 0.2s; }
        .pdf-page-btn:hover:not(:disabled) { background: rgba(232,75,55,0.30); }
        .pdf-page-btn:disabled { opacity: 0.35; cursor: not-allowed; }
        .pdf-page-info { color: rgba(255,255,255,0.85); font-size: 12px; font-weight: 700; letter-spacing: 0.04em; min-width: 56px; text-align: center; }

        .pdf-viewer-body { display: flex; align-items: center; justify-content: center; padding: 20px; }
        .pdf-viewer-loading { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; color: rgba(255,255,255,0.75); font-size: 14px; }
        .pdf-viewer-loading i { font-size: 32px; color: #e84b37; }
        .pdf-canvas-wrapper { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; overflow: auto; transition: opacity 0.25s ease; }
        .pdf-canvas-wrapper canvas { background: white; box-shadow: 0 12px 40px rgba(0,0,0,0.5); border-radius: 4px; max-width: 100%; max-height: 100%; user-select: none; pointer-events: none; }

        @media (max-width: 720px) {
            .pdf-viewer-header { flex-wrap: wrap; padding: 12px 16px; gap: 10px; }
            .pdf-viewer-title { order: 1; width: 100%; font-size: 13px; }
            .pdf-viewer-pager { order: 3; }
            .pdf-viewer-close { order: 2; }
            .pdf-viewer-body { padding: 12px; }
        }

        .pdf-viewer-modal { position: fixed; inset: 0; z-index: 9999; display: none; align-items: center; justify-content: center; padding: 32px; }
        .pdf-viewer-modal.is-open { display: flex; }
        .pdf-viewer-backdrop { position: absolute; inset: 0; background: rgba(10,12,14,0.82); backdrop-filter: blur(4px); }
        .pdf-viewer-container { position: relative; width: 100%; max-width: 1200px; height: 100%; max-height: 90vh; background: #1a1c1e; border-radius: 14px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.5); display: flex; flex-direction: column; }
        .pdf-viewer-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; background: linear-gradient(135deg, #0f1114 0%, #1a1c1e 100%); border-bottom: 1px solid rgba(255,255,255,0.08); }
        .pdf-viewer-title { color: white; font-weight: 700; font-size: 15px; display: flex; align-items: center; gap: 12px; max-width: calc(100% - 60px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .pdf-viewer-title i { color: #e84b37; font-size: 18px; flex-shrink: 0; }
        .pdf-viewer-close { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.10); color: white; width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background 0.2s, transform 0.2s; }
        .pdf-viewer-close:hover { background: rgba(232,75,55,0.30); }
        .pdf-viewer-body { flex: 1; background: #2a2c2e; overflow: hidden; position: relative; }
        .pdf-viewer-body iframe { width: 100%; height: 100%; border: 0; background: #2a2c2e; }
        @media (max-width: 720px) {
            .pdf-viewer-modal { padding: 0; }
            .pdf-viewer-container { max-height: 100vh; border-radius: 0; }
        }