/* =============================================
   Knižnica Dark Mode — kdm.css
   ============================================= */

/* ---- Disable transitions on first load (anti-FOUC) ---- */
[data-kdm-loading] *,
[data-kdm-loading] *::before,
[data-kdm-loading] *::after {
    transition: none !important;
}

/* ---- Toggle button ---- */
.kdm-toggle {
    display: inline-flex;
    align-items: center;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    vertical-align: middle;
    line-height: 1;
    -webkit-tap-highlight-color: transparent;
}

.kdm-toggle:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 3px;
    border-radius: 99px;
}

/* ---- Track ---- */
.kdm-toggle-track {
    position: relative;
    display: inline-flex;
    align-items: center;
    width: 52px;
    height: 28px;
    border-radius: 99px;
    background: #d0d5e0;
    transition: background 0.25s ease;
    padding: 0 5px;
    justify-content: space-between;
    box-sizing: border-box;
}

[data-kdm="dark"] .kdm-toggle-track {
    background: #3a4060;
}

/* ---- Thumb ---- */
.kdm-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 1px 4px rgba(0,0,0,.25);
    transition: transform 0.25s cubic-bezier(.4,0,.2,1), background 0.25s ease;
    z-index: 1;
}

[data-kdm="dark"] .kdm-toggle-thumb {
    transform: translateX(24px);
    background: #c8d4f0;
}

/* ---- Icons ---- */
.kdm-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    color: #888;
    transition: color 0.25s ease, opacity 0.25s ease;
    position: relative;
    z-index: 0;
}

.kdm-icon-sun {
    color: #f0a030;
}
[data-kdm="dark"] .kdm-icon-sun {
    color: #666;
    opacity: 0.5;
}

.kdm-icon-moon {
    color: #aaa;
    opacity: 0.5;
}
[data-kdm="dark"] .kdm-icon-moon {
    color: #8899cc;
    opacity: 1;
}

/* ---- Hover effect ---- */
.kdm-toggle:hover .kdm-toggle-track {
    background: #b8bfd0;
}
[data-kdm="dark"] .kdm-toggle:hover .kdm-toggle-track {
    background: #4a5280;
}