/* =========================================================
   HẢI DƯƠNG THIÊN KHẢI — GLOBAL CONTENT PROTECTION
   Desktop + Mobile
========================================================= */

:root {
    --hdtk-wm-opacity: 0.055;
    --hdtk-wm-size: 11px;
}

/* Không cho chọn nội dung trên toàn site */
html,
body,
body * {
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    user-select: none !important;

    -webkit-touch-callout: none !important;
    -webkit-user-drag: none !important;
}

/* Form vẫn hoạt động bình thường */
input,
textarea,
select,
option,
[contenteditable="true"],
.hdtk-allow-select,
.hdtk-allow-select * {
    -webkit-user-select: text !important;
    -moz-user-select: text !important;
    -ms-user-select: text !important;
    user-select: text !important;
}

/* Ảnh không kéo/lưu bằng thao tác thông thường */
img,
svg {
    -webkit-user-drag: none !important;
    user-drag: none !important;
    -webkit-touch-callout: none !important;
}

/* Nếu ảnh nằm trong link/nút vẫn click được */
a img,
button img,
a svg,
button svg {
    pointer-events: auto;
}

/* Watermark toàn màn hình */
#hdtk-global-watermark {
    position: fixed;
    inset: 0;
    z-index: 2147483646;
    overflow: hidden;
    pointer-events: none;
    user-select: none !important;
}

.hdtk-watermark-item {
    position: absolute;
    width: 320px;
    white-space: nowrap;
    text-align: center;
    font-size: var(--hdtk-wm-size);
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: .2px;
    opacity: var(--hdtk-wm-opacity);
    transform: rotate(-28deg);
    transform-origin: center;
}

/* Chặn bản in */
@media print {
    html,
    body {
        visibility: hidden !important;
        display: none !important;
    }
}