/* Behavioral UX Engine Base */

/* The 'focus' elements wrappers */
.bx-focus-wrapper {
    transition: opacity 0.4s ease, filter 0.4s ease, transform 0.4s ease;
    display: inline-block;
}

/* Base style for strong tags */
body strong, 
[id="bx-simulator-pane"] strong {
    transition: color 0.4s ease, text-shadow 0.4s ease, opacity 0.4s ease;
}

/* SKIMMING STATE - FLIGHT */
body[data-user-state="skimming"] .bx-focus-wrapper,
[data-user-state="skimming"] .bx-focus-wrapper {
    opacity: 0.15;
    filter: blur(2px);
    transform: scale(0.98);
}

body[data-user-state="skimming"] strong,
[data-user-state="skimming"] strong {
    opacity: 1;
    color: var(--bx-highlight-color, #ffeb3b);
    text-shadow: 0 0 10px rgba(0,0,0,0.1);
}

/* DEEP INTEREST STATE */
.bonus-content {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

body[data-interest="deep"] .bonus-content {
    opacity: 1;
    visibility: visible;
}

/* VIGNETTE EFFECT */
#bx-vignette {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 99999;
    box-shadow: inset 0 0 100px rgba(0,0,0,0.5);
    opacity: var(--bx-vignette-opacity, 0);
    transition: opacity 0.1s linear;
}