/* --- Added for Backdrop and Lock --- */
#c15t-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    /* Semi-transparent black */
    z-index: 9999;
    /* Just below the banner */
    backdrop-filter: blur(2px);
    /* Modern blur effect */
}

body.c15t-lock-scroll {
    overflow: hidden !important;
    height: 100% !important;
}

/* --- Your Original CSS Structure --- */
:root {
    --c1-primary: #1d4ed8;
    --c1-accent: #00edd4;
    --c1-text: #333;
    --c1-bg: #ffffff;
}

#c15t-trigger {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 40px;
    height: 40px;
    background: var(--c1-primary);
    fill: var(--c1-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 9998;
    /* Lower than backdrop when banner is open */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

#c15t-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--c1-bg);
    color: var(--c1-text);
    padding: 25px 50px;
    border-top: 4px solid var(--c1-accent);
    z-index: 10000;
    /* Highest z-index */
    box-shadow: 0 -5px 30px rgba(0, 0, 0, 0.15);
    font-family: 'Urbanist', sans-serif;
}

.c15t-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.c15t-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 15px;
}

.c15t-option {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    background: #f8f9fa;
    padding: 8px;
    border-radius: 4px;
}

.c15t-actions {
    display: flex;
    align-items: center;
}

.c15t-main-btns {
    display: flex;
    gap: 10px;
}

.c15t-btn {
    padding: 10px 18px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    white-space: nowrap;
    font-weight: 600;
}

.c15t-accept {
    background: var(--c1-primary);
    color: #fff;
}

.c15t-decline {
    background: #eee;
    color: #555;
}

.c15t-customize {
    background: transparent;
    color: var(--c1-primary);
    border: 1px solid var(--c1-primary) !important;
}

.c15t-save-custom {
    background: var(--c1-accent);
    color: #000;
    width: 100%;
}

@media (max-width: 900px) {
    .c15t-inner {
        flex-direction: column;
        text-align: center;
    }

    .c15t-grid {
        grid-template-columns: 1fr 1fr;
    }

    #c15t-banner {
        padding: 20px;
    }
}