/* PKDS Floating Contact & Side Banner v1.0.3 */
.pkds-fcb-root,
.pkds-fcb-root * { box-sizing: border-box; }

.pkds-fcb-dock {
    position: fixed;
    left: var(--pkds-fcb-edge-offset, 24px);
    right: var(--pkds-fcb-edge-offset, 24px);
    bottom: calc(var(--pkds-fcb-mobile-bottom, 14px) + env(safe-area-inset-bottom, 0px));
    top: auto;
    transform: none;
    z-index: 99990;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    pointer-events: none;
}

.pkds-fcb-corner { display: flex; pointer-events: none; }
.pkds-fcb-corner-left { flex: 1 1 auto; min-width: 0; justify-content: flex-start; align-items: flex-end; }
.pkds-fcb-corner-right { flex: 0 0 auto; flex-direction: column; align-items: flex-end; gap: 10px; }

.pkds-fcb-btn {
    pointer-events: auto;
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    min-width: 136px;
    min-height: 46px;
    padding: 10px 14px 10px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,.28);
    color: #fff !important;
    text-decoration: none !important;
    font-size: 15px;
    font-weight: 800;
    line-height: 1.15;
    transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
    -webkit-tap-highlight-color: transparent;
}

.pkds-fcb-btn:hover,
.pkds-fcb-btn:focus {
    color: #fff !important;
    text-decoration: none !important;
    filter: brightness(1.04);
    outline: none;
}

.pkds-fcb-btn:focus-visible {
    outline: 3px solid rgba(221,175,75,.55);
    outline-offset: 3px;
}

.pkds-fcb-corner-left .pkds-fcb-btn {
    min-width: 0;
    max-width: 220px;
    min-height: 44px;
    height: 44px;
    padding: 8px 16px 8px 10px;
    gap: 8px;
    background: linear-gradient(135deg, #6d4905, #2c200d);
    box-shadow: 0 10px 24px rgba(49,28,6,.26);
}

.pkds-fcb-corner-left .pkds-fcb-btn:hover,
.pkds-fcb-corner-left .pkds-fcb-btn:focus {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(49,28,6,.30);
}

.pkds-fcb-corner-right .pkds-fcb-btn {
    min-width: 0;
    width: 52px;
    height: 52px;
    min-height: 52px;
    padding: 0;
    justify-content: center;
    gap: 0;
    border-radius: 999px;
    box-shadow: 0 10px 24px rgba(49,28,6,.20);
}

.pkds-fcb-corner-right .pkds-fcb-btn:hover,
.pkds-fcb-corner-right .pkds-fcb-btn:focus {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(49,28,6,.24);
}

.pkds-fcb-icon {
    width: 30px;
    height: 30px;
    min-width: 30px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.18);
    color: #fff;
    font-size: 15px;
    font-weight: 900;
    font-family: Arial, Helvetica, sans-serif;
}

.pkds-fcb-label { white-space: nowrap; }

.pkds-fcb-corner-right .pkds-fcb-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

.pkds-fcb-btn-zalo { background: linear-gradient(135deg, #0b6fd3, #1294f2); }
.pkds-fcb-btn-facebook { background: linear-gradient(135deg, #1b4f9c, #2b6ed8); }
.pkds-fcb-btn-telegram { background: linear-gradient(135deg, #0b779d, #28a8e8); }

.pkds-fcb-side {
    display: none;
    position: fixed;
    top: var(--pkds-fcb-banner-top, 180px);
    width: var(--pkds-fcb-banner-width, 160px);
    z-index: 99970;
    border-radius: 14px;
    overflow: hidden;
    background: #fff8e8;
    border: 1px solid rgba(160,99,20,.28);
    box-shadow: 0 14px 34px rgba(49,28,6,.18);
}

.pkds-fcb-side img { display: block; width: 100%; height: auto; max-width: 100%; }
.pkds-fcb-banner-link { display: block; text-decoration: none !important; color: inherit; }
.pkds-fcb-banner-link:hover,
.pkds-fcb-banner-link:focus { filter: brightness(1.04); outline: none; }
.pkds-fcb-banner-link:focus-visible { outline: 3px solid rgba(221,175,75,.65); outline-offset: 4px; }

.pkds-fcb-root[data-show-desktop="0"] .pkds-fcb-dock { display: none; }

@media (max-width: 767px) {
    .pkds-fcb-root[data-show-mobile="0"] .pkds-fcb-dock { display: none; }

    .pkds-fcb-root[data-show-desktop="0"][data-show-mobile="1"] .pkds-fcb-dock,
    .pkds-fcb-root[data-show-desktop="1"][data-show-mobile="1"] .pkds-fcb-dock { display: flex; }

    .pkds-fcb-dock { left: 12px; right: 12px; gap: 10px; }

    .pkds-fcb-corner-left .pkds-fcb-btn {
        max-width: min(170px, calc(100vw - 116px));
        min-height: 42px;
        height: 42px;
        padding: 8px 14px 8px 10px;
        font-size: 14px;
    }

    .pkds-fcb-corner-right { gap: 8px; }

    .pkds-fcb-corner-right .pkds-fcb-btn {
        width: 46px;
        height: 46px;
        min-height: 46px;
    }

    .pkds-fcb-icon {
        width: 28px;
        height: 28px;
        min-width: 28px;
        font-size: 14px;
    }

    .pkds-fcb-side { display: none !important; }
}

@media (min-width: 768px) {
    .pkds-fcb-root[data-show-desktop="1"] .pkds-fcb-dock { display: flex; }
}