/* =====================================================
   PREDICTOR/PLANNER TAB - VDOT Calculator, Predictions
   Mobile-first responsive with centralized colors
   ===================================================== */

#planner-tab.active {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-sm);
}

@media (min-width: 768px) {
    #planner-tab.active {
        padding: var(--spacing-md);
    }
}

/* ─── Prediction Controls ──────────────────── */
.prediction-controls {
    background-color: var(--color-bg-hover);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    align-items: flex-end;
    box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
    .prediction-controls {
        padding: var(--spacing-md);
        gap: var(--spacing-md);
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 480px) {
    .prediction-controls {
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
}

.prediction-controls fieldset {
    border: none;
    padding: 0;
    margin: 0;
    min-width: 200px;
}

@media (max-width: 768px) {
    .prediction-controls fieldset {
        min-width: 0;
        width: 100%;
    }
}

.prediction-controls legend {
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-base);
    color: var(--color-text-dark);
}

@media (max-width: 480px) {
    .prediction-controls legend {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-sm);
    }
}

.prediction-controls .control-group {
    display: flex;
    gap: var(--spacing-lg);
}

@media (max-width: 768px) {
    .prediction-controls .control-group {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

.prediction-controls .control-group.sliders {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.prediction-controls label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-dark);
    font-weight: var(--font-weight-medium);
}

.prediction-controls input[type="range"] {
    width: 100%;
    cursor: pointer;
}

.solo-svg:focus {
    outline: 3px solid rgba(252, 76, 2, 0.2);
    outline-offset: 3px;
}

.solo-group-compare {
    font-size: var(--font-size-sm);
}

.solo-group-compare .solo-group-svg {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.solo-group-compare .solo-svg {
    width: 160px;
    height: 22px;
    display: block;
}

@media (max-width: 768px) {
    .solo-group-compare .solo-svg {
        width: 100%;
        height: auto;
    }
}

#update-predictions-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: var(--font-weight-bold);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

#update-predictions-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    #update-predictions-btn {
        width: 100%;
    }
}

/* ─── VDOT Calculator (Responsive Iframe) ─── */
.iframe-responsive-container {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 900px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
    .iframe-responsive-container {
        height: 1200px;
    }
}

@media (min-width: 1024px) {
    .iframe-responsive-container {
        height: 1600px;
    }
}

.iframe-responsive-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

#calculator-container p {
    margin-top: -1em;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

@media (max-width: 480px) {
    #calculator-container p {
        font-size: var(--font-size-xs);
        margin-bottom: var(--spacing-md);
    }
}