/* ===================================================
   1. ROOT & BASIS-LAYOUT
   =================================================== */
.lncu-chart-block {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    gap: 1rem;
    min-height: 50rem;
    position: relative;
    border-radius: 1rem;
}

/* Der Haupt-Wrapper stapelt Area (Oben), Canvas (Mitte) und Inputs (Unten) */
.lncu-chart-main-wrapper {
    display: flex;
    flex-direction: column; 
    gap: 2rem;
    width: 100%;
    height: 100%;
    flex-grow: 1;
}

.lncu-chart-canvas {
    width: 100%;
    height: 100%;
    min-height: 50rem;
    touch-action: none;
    border-radius: 1rem;
    flex-grow: 1; 
}

/* ===================================================
   2. DAS KONTROLLZENTRUM
   =================================================== */
.lncu-chart-interaction-area {
    display: flex;
    flex-direction: column;
    gap: 2rem; 
    width: 100%;
}

.lncu-chart-interaction-group {
    display: grid;
    gap: 1.5rem;
    --lncu-chart-col-width: calc(980px / var(--lncu-chart-cols, 1) - 1.5rem); 
    grid-template-columns: repeat(auto-fit, minmax(min(var(--lncu-chart-col-width), 100%), 1fr));
}

.lncu-chart-control-label {
    color: var(--bricks-color-blue-100);
    display: block;
    margin-bottom: 0;
    font-weight: 500;
}

.lncu-chart-control input:not([type="range"]):not([type="checkbox"]),
.lncu-chart-highlight-group-dropdown,
.lncu-chart-preset-dropdown,
.lncu-chart-control-select {
    width: 100%;
    border-radius: 1rem;
    border: 1px solid var(--bricks-color-blue-300); 
    padding: 0 0.5rem;
    background-color: var(--bricks-color-white);
    cursor: pointer;
}

/* ===================================================
   HIGHLIGHT CHECKBOXEN
   =================================================== */
.lncu-chart-checkbox-wrapper {
    display: flex;
    align-items: flex-end;    
}

.lncu-chart-checkbox-label {
    display: flex;
    width: 100%;
    min-height: 4rem;
    gap: 0.5rem;
    align-items: center;
    justify-content: space-between;
    color: var(--bricks-color-blue-100);
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    margin: 0; 
}

/* Gilt nun für ALLE Checkboxen (Einzel & Gruppe) innerhalb des Wrappers */
.lncu-chart-checkbox-wrapper input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 4rem;
    height: 2.5rem;
    background-color: var(--bricks-color-blue-500); 
    border-radius: 2rem;
    position: relative;
    cursor: pointer;
    outline: none;
    transition: background-color 0.3s ease-in-out;
    flex-shrink: 0;
    margin: 0;
    border: none;
}

.lncu-chart-checkbox-wrapper input[type="checkbox"]::after {
    content: '';
    position: absolute;
    top: 0.25rem;
    left: 0.2rem;
    width: 2rem;
    height: 2rem;
    background-color: var(--bricks-color-white);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    transition: transform 0.3s ease-in-out;
}

.lncu-chart-checkbox-wrapper input[type="checkbox"]:checked {
    background-color: var(--bricks-color-akzent-100); 
}

.lncu-chart-checkbox-wrapper input[type="checkbox"]:checked::after {
    transform: translateX(1.6rem);
}

/* ===================================================
   3. BENUTZEREINGABEN
   =================================================== */
.lncu-chart-user-input-group {
    width: 100%;
}

.lncu-chart-user-input-controls {
    display: grid;
    grid-template-columns: max-content 1fr 1fr 30rem;
    gap: 0.5rem 1rem;
    align-items: center; 
    width: 100%;
}

.lncu-col-label { grid-column: 1; }
.lncu-col-x     { grid-column: 2; }
.lncu-col-y     { grid-column: 3; }
.lncu-col-btn   { grid-column: 4; }

.lncu-chart-user-input-wrapper {
    width: 100%;
    padding: 1rem;
    border-radius: 1rem;
    background-color: var(--bricks-color-blue-600);
    margin-bottom: 1rem; /* Falls mehrere Eingabegruppen existieren */
}

.lncu-chart-user-input-controls svg {
    height: 1.7rem;
}

.lncu-chart-user-input-label {
    color: var(--bricks-color-blue-100); 
    margin-bottom: 0.3rem;
    text-align: center;
    display: block;
    width: 100%;
}

.lncu-chart-user-input-x, .lncu-chart-user-input-y {
    width: 100%;
    box-sizing: border-box;
    border-radius: 1rem;
    height: 4rem;
    text-align: center;
}

.lncu-chart-user-input-button-group {
    display: flex;
    flex-wrap: nowrap;
    gap: 0.5rem;
    flex: 1 1 250px;
}

.lncu-chart-user-input-icon-group {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.lncu-chart-user-input-prev, 
.lncu-chart-user-input-next, 
.lncu-chart-user-input-delete, 
.lncu-chart-user-input-add {
    display: flex;
    min-width: 4rem;
    height: 4rem;
    border-radius: 1rem;
    padding: 0.3rem;
    color: var(--bricks-color-white);
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.lncu-chart-user-input-add {
    flex-grow: 1;
    min-width: 8.5rem;
    font-weight: bold;
}

.lncu-chart-user-input-prev.disabled, 
.lncu-chart-user-input-next.disabled, 
.lncu-chart-user-input-delete.disabled {
    opacity: 0.3;
    pointer-events: none;
    cursor: not-allowed;
}

.lncu-chart-user-input-prev, .lncu-chart-user-input-next {
    background-color: var(--bricks-color-blue-200);
}

.lncu-chart-user-input-add {
    background-color: var(--bricks-color-akzent-100);
}

.lncu-chart-user-input-delete {
    background-color: var(--bricks-color-red-200);
}

.lncu-chart-grid-header label {
    color: var(--bricks-color-blue-100);
    font-size: 1.1em;
    font-weight: bold;
    text-align: center;
    display: block;
    margin-bottom: 0.2rem;
}

.lncu-chart-grid-row-label {
    color: var(--bricks-color-blue-100);
    font-size: 0.9em;
    font-weight: bold;
    text-align: right;
    padding-right: 0.5rem;
}

/* Styling für die dynamischen Achsenbeschriftungs-Inputs */
input.lncu-chart-user-axis-input-x,
input.lncu-chart-user-axis-input-y,
input.lncu-chart-user-input-x,
input.lncu-chart-user-input-y {
    width: 100%;
    box-sizing: border-box;
    border-radius: 1rem;
    height: 4rem;
    text-align: center;
    background-color: var(--bricks-color-white);
    border: 1px dashed var(--bricks-color-blue-300);
    cursor: text;
    transition: all 0.2s ease;
}

input.lncu-chart-user-axis-input-x:focus,
input.lncu-chart-user-axis-input-y:focus,
input.lncu-chart-user-input-x:focus,
input.lncu-chart-user-input-y:focus {
    outline: none;
    border: 1px solid var(--bricks-color-akzent-100);
}

@media (max-width: 768px) {
    .lncu-chart-user-input-controls {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    /* Spaltenzuweisung auf dem Handy aufheben */
    .lncu-col-label, .lncu-col-x, .lncu-col-y, .lncu-col-btn {
        grid-column: 1;
    }
    
    .lncu-chart-grid-row-label {
        text-align: left;
        margin-top: 1rem;
    }
}

/* ===================================================
   4. SLIDER STYLING
   =================================================== */
.lncu-chart-slider-container {
    display: flex;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lncu-chart-control-range {
    -webkit-appearance: none; 
    appearance: none;
    width: 100%;
    background: transparent;
    margin: 0;
    outline: none;
    height: 4rem;
    flex-grow: 1;
}

@media (max-width: 678px) {
    .lncu-chart-control-range {
        height: 2.5rem;
    }
}

.lncu-chart-slider-value {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 2.5rem;
    background-color: var(--bricks-color-blue-500);
    color: var(--bricks-color-blue-100);
    font-size: 1.3rem;
    font-weight: 500;
    text-align:center;
    min-width: 3.5rem;
    padding: 0.5rem 0 0.5rem 0;
    border-radius: 0.5rem;
}

.lncu-chart-control-range::-webkit-slider-runnable-track {
    width: 100%;
    height: 0.6rem;
    border-radius: 0.5rem;
    background: linear-gradient(to right, var(--bricks-color-akzent-100) var(--slider-progress, 50%), var(--bricks-color-blue-500) var(--slider-progress, 50%));
}

.lncu-chart-control-range::-moz-range-track {
    width: 100%;
    height: 0.6rem;
    border-radius: 0.5rem;
    background: var(--bricks-color-blue-500);
}
.lncu-chart-control-range::-moz-range-progress {
    background: var(--bricks-color-akzent-100);
    height: 0.6rem;
    border-radius: 0.5rem;
}

.lncu-chart-control-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    height: 20px;
    width: 20px;
    border-radius: 50%;
    background: var(--bricks-color-white);
    
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
    margin-top: -0.7rem; 
    cursor: pointer;
    transition: transform 0.1s ease;
}

.lncu-chart-control-range::-moz-range-thumb {
    height: 20px;
    width: 20px;
    border-radius: 50%;
    background: var(--bricks-color-white);
    border: 2px solid var(--bricks-color-akzent-100);
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
    cursor: pointer;
}

/* Hover und Active für Chrome, Safari, Edge */
.lncu-chart-control-range:hover::-webkit-slider-thumb,
.lncu-chart-control-range:active::-webkit-slider-thumb {
    transform: scale(1.1);
}

/* Hover und Active für Firefox */
.lncu-chart-control-range:hover::-moz-range-thumb,
.lncu-chart-control-range:active::-moz-range-thumb {
    transform: scale(1.1);
}