/**
 * Site-wide copy deterrent styles.
 * OS-level screenshots and screen recording cannot be fully blocked from a browser.
 */

html:not(.ch-allow-select-all) body {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

input,
textarea,
select,
[contenteditable="true"],
[contenteditable=""],
[contenteditable="plaintext-only"],
[contenteditable]:not([contenteditable="false"]) {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
    -webkit-touch-callout: default;
}

/* Best-effort PrintScreen deterrent overlay (bypassed by OS capture tools) */
.ch-screenshot-shield {
    position: fixed;
    inset: 0;
    z-index: 2147483646;
    pointer-events: none;
    opacity: 0;
    backdrop-filter: blur(0);
    -webkit-backdrop-filter: blur(0);
    background: rgba(248, 250, 252, 0);
    transition: opacity 0.12s ease, backdrop-filter 0.12s ease, background 0.12s ease;
}

.ch-screenshot-shield.is-active {
    opacity: 1;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    background: rgba(248, 250, 252, 0.88);
}