/* ── Hero ── */
    .marcas-hero {
      background: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 50%, #3a3a6e 100%);
      color: #fff;
      padding: 52px 20px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .marcas-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Crect x='0' y='0' width='40' height='40'/%3E%3Crect x='40' y='40' width='40' height='40'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    }
    .marcas-hero .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(230,57,70,.25);
      border: 1px solid rgba(230,57,70,.45);
      color: #ff8a93;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .8px;
      text-transform: uppercase;
      padding: 6px 16px;
      border-radius: 20px;
      margin-bottom: 16px;
    }
    .marcas-hero h1 {
      font-size: clamp(28px, 5vw, 46px);
      font-weight: 800;
      letter-spacing: -1.5px;
      margin-bottom: 12px;
    }
    .marcas-hero p {
      font-size: 15px;
      color: rgba(255,255,255,.75);
      max-width: 560px;
      margin: 0 auto;
    }

    /* ── Toolbar ── */
    .marcas-toolbar {
      background: #fff;
      border-bottom: 1px solid #e8e8e8;
      position: sticky;
      top: 70px;
      z-index: 90;
    }
    .toolbar-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      align-items: center;
      gap: 12px;
      height: 54px;
    }
    .toolbar-count {
      font-size: 13px;
      color: #666;
      white-space: nowrap;
    }
    .toolbar-count strong { color: #e63946; }
    .toolbar-spacer { flex: 1; }
    .toolbar-search-wrap {
      position: relative;
      width: 220px;
    }
    .toolbar-search-wrap .search-icon {
      position: absolute;
      left: 11px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 14px;
      color: #999;
      pointer-events: none;
    }
    .toolbar-search {
      width: 100%;
      padding: 8px 12px 8px 32px;
      border: 1px solid #ddd;
      border-radius: 7px;
      font-size: 13px;
      font-family: inherit;
      outline: none;
      background: #fafafa;
      transition: border-color .15s;
    }
    .toolbar-search:focus { border-color: #e63946; background: #fff; }

    /* Alphabet jump bar */
    .alpha-bar {
      background: #f9f9f9;
      border-bottom: 1px solid #efefef;
      padding: 8px 0;
      overflow-x: auto;
    }
    .alpha-bar-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      gap: 4px;
      align-items: center;
      white-space: nowrap;
    }
    .alpha-label {
      font-size: 11px;
      font-weight: 700;
      color: #999;
      text-transform: uppercase;
      letter-spacing: .5px;
      margin-right: 4px;
      flex-shrink: 0;
    }
    .alpha-btn {
      background: none;
      border: 1px solid #e0e0e0;
      color: #555;
      width: 28px;
      height: 28px;
      border-radius: 5px;
      font-size: 12px;
      font-weight: 700;
      cursor: pointer;
      font-family: inherit;
      transition: all .15s;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .alpha-btn:hover { background: #e63946; border-color: #e63946; color: #fff; }
    .alpha-btn.has-brands { color: #1a1a1a; border-color: #ccc; font-weight: 800; }
    .alpha-btn.disabled { opacity: .3; cursor: default; pointer-events: none; }

    /* ── Main layout ── */
    .marcas-layout {
      max-width: 1200px;
      margin: 0 auto;
      padding: 32px 20px 0;
      display: grid;
      grid-template-columns: 1fr 280px;
      gap: 28px;
      align-items: start;
    }

    /* ── Letter section ── */
    .letter-section {
      margin-bottom: 32px;
    }
    .letter-section:last-child { margin-bottom: 0; }
    .letter-heading {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }
    .letter-char {
      width: 44px;
      height: 44px;
      background: #1a1a2e;
      color: #fff;
      border-radius: 8px;
      font-size: 22px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .letter-divider {
      flex: 1;
      height: 1px;
      background: linear-gradient(to right, #ddd, transparent);
    }

    /* ── Brands grid ── */
    .brands-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    /* ── Brand card ── */
    .brand-card {
      background: #fff;
      border: 1px solid #e8e8e8;
      border-radius: 10px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: box-shadow .2s, transform .2s, border-color .2s;
    }
    .brand-card:hover {
      box-shadow: 0 6px 24px rgba(0,0,0,.1);
      transform: translateY(-3px);
      border-color: #e63946;
    }
    .brand-img-wrap {
      aspect-ratio: 16/9;
      overflow: hidden;
      background: #f8f8f8;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .brand-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .3s;
    }
    .brand-card:hover .brand-img-wrap img { transform: scale(1.05); }
    .brand-name {
      padding: 10px 12px;
      font-size: 13px;
      font-weight: 700;
      color: #1a1a1a;
      text-align: center;
      border-top: 1px solid #f0f0f0;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
    }
    .brand-name .arrow {
      font-size: 11px;
      color: #e63946;
      opacity: 0;
      transition: opacity .2s, transform .2s;
      transform: translateX(-4px);
    }
    .brand-card:hover .brand-name .arrow {
      opacity: 1;
      transform: translateX(0);
    }

    /* ── Empty state ── */
    .empty-state {
      grid-column: 1 / -1;
      text-align: center;
      padding: 60px 20px;
      color: #aaa;
    }
    .empty-state .empty-icon { font-size: 48px; margin-bottom: 14px; }
    .empty-state p { font-size: 15px; }

    /* ── 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; }

    .sidebar-cta {
      background: linear-gradient(135deg, #e63946, #c1121f);
      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-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;
      margin-bottom: 8px;
      transition: background .2s;
    }
    .sidebar-cta .btn-wa:hover { background: #1ebe5d; }
    .sidebar-cta .btn-catalog {
      background: rgba(255,255,255,.15);
      color: #fff;
      padding: 9px 16px;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 600;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border: 1px solid rgba(255,255,255,.25);
      transition: background .2s;
    }
    .sidebar-cta .btn-catalog:hover { background: rgba(255,255,255,.25); }

    /* Brand list sidebar */
    .sidebar-brand-list {
      display: flex;
      flex-direction: column;
      gap: 2px;
      max-height: 320px;
      overflow-y: auto;
    }
    .sidebar-brand-list::-webkit-scrollbar { width: 4px; }
    .sidebar-brand-list::-webkit-scrollbar-track { background: #f5f5f5; }
    .sidebar-brand-list::-webkit-scrollbar-thumb { background: #ddd; border-radius: 2px; }
    .sidebar-brand-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 7px 10px;
      border-radius: 6px;
      font-size: 13px;
      color: #333;
      font-weight: 500;
      transition: background .15s, color .15s;
      cursor: pointer;
    }
    .sidebar-brand-item:hover { background: #fff5f5; color: #e63946; }
    .sidebar-brand-item .sb-arrow { font-size: 10px; color: #ccc; }
    .sidebar-brand-item:hover .sb-arrow { color: #e63946; }

    /* Trust badges sidebar */
    .trust-list { display: flex; flex-direction: column; gap: 8px; }
    .trust-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 12.5px;
      padding: 8px 0;
      border-bottom: 1px solid #f5f5f5;
    }
    .trust-item:last-child { border-bottom: none; padding-bottom: 0; }
    .trust-item .t-icon { font-size: 20px; flex-shrink: 0; }
    .trust-item .t-text strong { display: block; font-size: 13px; color: #1a1a1a; }
    .trust-item .t-text span { font-size: 12px; color: #777; }

    /* Responsive */
    @media (max-width: 1024px) {
      .brands-grid { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 960px) {
      .marcas-layout { grid-template-columns: 1fr; }
      .brands-grid { grid-template-columns: repeat(4, 1fr); }
    }
    @media (max-width: 600px) {
      .brands-grid { grid-template-columns: repeat(3, 1fr); }
      .toolbar-search-wrap { width: 160px; }
    }
    @media (max-width: 400px) {
      .brands-grid { grid-template-columns: repeat(2, 1fr); }
    }