.sps-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--sps-color-principal) 0%, var(--sps-color-acento) 22%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 16px 20px;
    z-index: 9999;
    display: none;
    animation: slideDown 0.3s ease-out;
    backdrop-filter: blur(10px);
}

.sps-banner.show {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sps-banner-content {
    flex: 1;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    line-height: 1.5;
}

.sps-banner-buttons {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.sps-banner-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
    text-decoration: none;
    display: inline-block;
    white-space: nowrap;
}

.sps-banner-btn-login {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.sps-banner-btn-login:hover {
    background: rgba(255, 255, 255, 0.3);
}

.sps-banner-btn-register {
    background: var(--sps-color-acento);
    color: #fff;
}

.sps-banner-btn-register:hover {
    opacity: 0.9;
}

.sps-banner-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sps-banner-close:hover {
    color: rgba(255, 255, 255, 0.9);
}

body.sps-banner-hidden {
    padding-top: 0 !important;
}

body:not(.sps-banner-hidden) {
    padding-top: 80px;
}

@media (max-width: 768px) {
    .sps-banner {
        flex-direction: column;
        align-items: flex-start;
    }

    .sps-banner-buttons {
        width: 100%;
        flex-wrap: wrap;
    }

    body:not(.sps-banner-hidden) {
        padding-top: 120px;
    }
}