/* ══ MODAL PROMOCIÓN ══════════════════════════════════════════ */
      #promo-overlay {
        position: fixed;
        inset: 0;
        z-index: 9999;
        background: rgba(0, 0, 0, 0.65);
        backdrop-filter: blur(6px);
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 1.25rem;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.35s ease;
      }
      #promo-overlay.visible {
        opacity: 1;
        pointer-events: all;
      }
      #promo-box {
        background: #fff;
        border-radius: 22px;
        width: 100%;
        max-width: 540px;
        overflow: hidden;
        box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
        position: relative;
        transform: scale(0.92) translateY(20px);
        transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
      }
      #promo-overlay.visible #promo-box {
        transform: scale(1) translateY(0);
      }
      /* La imagen ocupa todo el ancho sin espacio negro — altura automática según proporción real */
      #promo-media {
        position: relative;
        width: 100%;
        overflow: hidden;
        background: #0f172a;
        line-height: 0;
      }
      #promo-media img {
        width: 100%;
        height: auto;
        max-height: 420px;
        object-fit: cover;
        display: block;
      }
      #promo-media iframe {
        width: 100%;
        aspect-ratio: 16/9;
        border: none;
        display: block;
      }
      .promo-placeholder {
        width: 100%;
        height: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, #1e3a8a, #2563eb);
        color: #fff;
        gap: 0.5rem;
      }
      .promo-placeholder span {
        font-size: 3.5rem;
      }
      .promo-placeholder p {
        font-size: 0.85rem;
        opacity: 0.7;
      }
      #promo-badge {
        position: absolute;
        top: 0.9rem;
        left: 0.9rem;
        display: inline-block;
        background: #ef4444;
        color: #fff;
        font-size: 0.72rem;
        font-weight: 800;
        padding: 0.28rem 0.75rem;
        border-radius: 99px;
        letter-spacing: 0.07em;
        text-transform: uppercase;
        box-shadow: 0 2px 8px rgba(239, 68, 68, 0.45);
        white-space: nowrap;
        animation: badgePulse 2s infinite;
      }
      @keyframes badgePulse {
        0%,
        100% {
          box-shadow: 0 2px 8px rgba(239, 68, 68, 0.45);
        }
        50% {
          box-shadow: 0 4px 18px rgba(239, 68, 68, 0.7);
        }
      }
      #promo-close {
        position: absolute;
        top: 0.7rem;
        right: 0.7rem;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: rgba(0, 0, 0, 0.45);
        color: #fff;
        border: none;
        cursor: pointer;
        font-size: 1rem;
        display: flex;
        align-items: center;
        justify-content: center;
        transition:
          background 0.2s,
          transform 0.2s;
        z-index: 2;
      }
      #promo-close:hover {
        background: rgba(0, 0, 0, 0.7);
        transform: scale(1.1);
      }
      #promo-timer-wrap {
        position: absolute;
        bottom: 0.75rem;
        right: 0.75rem;
        width: 36px;
        height: 36px;
      }
      #promo-timer-svg {
        transform: rotate(-90deg);
        width: 36px;
        height: 36px;
      }
      #promo-timer-circle {
        fill: none;
        stroke: rgba(255, 255, 255, 0.9);
        stroke-width: 3;
        stroke-dasharray: 95.5;
        stroke-dashoffset: 0;
        stroke-linecap: round;
        transition: stroke-dashoffset 1s linear;
      }
      #promo-timer-bg {
        fill: none;
        stroke: rgba(255, 255, 255, 0.2);
        stroke-width: 3;
      }
      #promo-timer-num {
        position: absolute;
        inset: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 0.7rem;
        font-weight: 800;
      }
      #promo-body {
        padding: 1.1rem 1.5rem 1.25rem;
      }
      #promo-title {
        font-size: clamp(1rem, 3vw, 1.3rem);
        font-weight: 800;
        color: #0f172a;
        line-height: 1.2;
        margin-bottom: 0.35rem;
      }
      #promo-desc {
        font-size: 0.875rem;
        color: #64748b;
        line-height: 1.55;
        margin-bottom: 1rem;
      }
      #promo-actions {
        display: flex;
        gap: 0.65rem;
        flex-wrap: wrap;
      }
      #promo-cta-wa {
        flex: 1;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        background: #25d366;
        color: #fff;
        font-weight: 700;
        font-size: 0.95rem;
        padding: 0.8rem 1.25rem;
        border-radius: 10px;
        text-decoration: none;
        box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
        transition:
          background 0.2s,
          transform 0.2s;
      }
      #promo-cta-wa:hover {
        background: #1ebe5d;
        transform: translateY(-2px);
      }
      #promo-skip {
        background: none;
        border: 1.5px solid #e2e8f0;
        border-radius: 10px;
        padding: 0.8rem 1.25rem;
        font-size: 0.875rem;
        font-weight: 600;
        color: #64748b;
        cursor: pointer;
        font-family: inherit;
        transition:
          border-color 0.2s,
          color 0.2s;
        white-space: nowrap;
      }
      #promo-skip:hover {
        border-color: #94a3b8;
        color: #0f172a;
      }
      .dark-mode #promo-box {
        background: #1e293b;
      }
      .dark-mode #promo-title {
        color: #f1f5f9;
      }
      .dark-mode #promo-desc {
        color: #94a3b8;
      }
      .dark-mode #promo-skip {
        border-color: #334155;
        color: #94a3b8;
      }
      .dark-mode #promo-skip:hover {
        color: #f1f5f9;
      }
      @media (max-width: 480px) {
        #promo-body {
          padding: 1.25rem;
        }
        #promo-box {
          border-radius: 16px;
        }
      }