/* 
 * Štýly pre prístupnosť - PMU Academy Ivona Belianská
 * Implementácia vysoko-kontrastného režimu a ďalších prvkov prístupnosti
 */

/* Základné nastavenia prístupnosti */
.accessibility-controls {
    margin: 10px 0;
    padding: 10px;
    border-radius: 5px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.accessibility-btn {
    padding: 8px 15px;
    border-radius: 4px;
    background: #D4AF37;
    color: #000;
    border: none;
    font-weight: bold;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.accessibility-btn:hover {
    background: #C09B2D;
}

.accessibility-btn.active {
    box-shadow: 0 0 0 2px #000, 0 0 0 4px #D4AF37;
}

/* Ikony prístupnosti */
.accessibility-icon {
    width: 18px;
    height: 18px;
    display: inline-block;
}

/* Vysoko-kontrastný režim */
body.high-contrast {
    background-color: #000;
    color: #fff;
}

.high-contrast h1,
.high-contrast h2,
.high-contrast h3,
.high-contrast h4,
.high-contrast h5,
.high-contrast h6 {
    color: #ffff00;
}

.high-contrast p,
.high-contrast li,
.high-contrast span,
.high-contrast div {
    color: #fff;
}

.high-contrast a {
    color: #ffff00;
    text-decoration: underline;
}

.high-contrast hr {
    border-color: #fff;
}

.high-contrast button, 
.high-contrast .btn,
.high-contrast .accessibility-btn {
    background-color: #ffff00;
    color: #000;
    border: 2px solid #fff;
    font-weight: bold;
}

.high-contrast button:hover, 
.high-contrast .btn:hover,
.high-contrast .accessibility-btn:hover {
    background-color: #ffffaa;
}

.high-contrast input, 
.high-contrast textarea, 
.high-contrast select {
    background-color: #000;
    color: #fff;
    border: 2px solid #fff;
}

.high-contrast input::placeholder, 
.high-contrast textarea::placeholder {
    color: #ccc;
}

.high-contrast table {
    border: 2px solid #fff;
}

.high-contrast th, 
.high-contrast td {
    border: 1px solid #fff;
}

.high-contrast .card, 
.high-contrast .panel {
    background-color: #000;
    border: 2px solid #fff;
}

.high-contrast .accessibility-btn.active {
    box-shadow: 0 0 0 2px #fff, 0 0 0 4px #ffff00;
    background-color: #ffff00;
    color: #000;
}

.high-contrast .accessibility-icon {
    filter: invert(1);
}

/* Podpora čítačiek obrazovky */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.focus-visible:focus {
    outline: 3px solid #ffff00;
    outline-offset: 2px;
}

.high-contrast .focus-visible:focus {
    outline: 3px solid #ffff00;
    outline-offset: 2px;
}