.footer-banner {
    z-index: 999;
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    height: auto;
    width: 100%;
    max-width: 1200px;
}

.footer-banner.media_manager_260702 {
    background: linear-gradient(135deg, #500789 0%, #5b21b6 50%, #4c1d95 100%);
    padding: 16px 20px;
    border-radius: 14px 14px 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

#close-button {
    position: absolute;
    right: 0;
    top: 0;
    width: 32px;
    height: 32px;
    margin: 0;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.2s ease;
}

#close-button:hover {
    opacity: 1;
}

#close-button::before,
#close-button::after {
    content: '';
    position: absolute;
    top: 16px;
    left: 10px;
    width: 14px;
    height: 1.5px;
    background-color: #c4b5fd;
}

#close-button::before {
    transform: rotate(45deg);
}

#close-button::after {
    transform: rotate(-45deg);
}

.media_manager_260702 .banner-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    flex-shrink: 0;
    margin-right: 14px;
    display: block;
}

/* 默认（非大屏）：icon 紧贴 .banner-content 左侧，视觉上像在内部 */
.media_manager_260702 .banner-content {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    flex: 1;
    min-width: 0;
}

.media_manager_260702 .text-section {
    text-align: left;
    max-width: 760px;
}

.media_manager_260702 .text-section .title {
    font-size: 24px;
    margin: 0 0 4px 0;
    color: #ffffff;
    font-family: Inter, sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.media_manager_260702 .text-section .subtitle {
    font-size: 16px;
    margin: 0;
    color: #ffffff;
    line-height: 1.3;
}

.media_manager_260702 .cta-button {
    background: linear-gradient(135deg, #a855f7, #9333ea);
    color: #fff;
    line-height: 1.25;
    padding: 8px 20px;
    border: 1px solid rgba(232, 180, 255, 0.5);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 16px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: transform 0.25s ease, box-shadow 0.15s ease, background 0.15s ease;
    letter-spacing: -0.01em;
    text-align: center;
}

.media_manager_260702 .cta-button:hover {
    background: linear-gradient(135deg, #9650ff, #9b30ff);
    box-shadow: 0 4px 12px rgba(96, 0, 192, 0.65), inset 0 1px 0 rgba(255,255,255,0.25);
    transform: translateY(-1px);
    color: #fff;
}

/* Large PC */
@media (min-width: 1600px) {
    .footer-banner.media_manager_260702 {
        left: 16px;
        transform: translateX(0);
        bottom: 16px;
        max-width: 340px;
        flex-direction: column;
        border-radius: 14px;
        align-items: start;
        text-align: left;
    }
    .media_manager_260702 .banner-icon {
        width: 64px;
        height: 64px;
        margin-right: 0;
        margin-bottom: 16px;
    }
    .media_manager_260702 .banner-content {
        flex-direction: column;
        align-items: start;
    }
    .media_manager_260702 .cta-button {
        width: 100%;
        margin-top: 20px;
    }
}

@media (max-width: 800px) {
    .footer-banner.media_manager_260702 {
        padding: 16px 20px;
    }
    .media_manager_260702 .text-section .title {
        font-size: 16px;
        margin-bottom: 3px;
    }
    .media_manager_260702 .text-section .subtitle {
        font-size: 13px;
    }
}

@media (max-width: 520px) {
    .footer-banner.media_manager_260702 {
        flex-direction: column;
        padding: 14px 16px;
        gap: 12px;
    }
    .media_manager_260702 .text-section {
        text-align: center;
        max-width: 100%;
    }
    .media_manager_260702 .text-section .title {
        font-size: 15px;
        margin-bottom: 2px;
    }
    .media_manager_260702 .text-section .subtitle {
        font-size: 12px;
    }
    .media_manager_260702 .cta-button {
        width: 100%;
        font-size: 14px;
        padding: 10px 20px;
    }
}