/* ==========================================================================
   Calculadora de Filamento 3D: Gramos ↔ Metros
   iDiUtils.com - /assets/css/calculadora-filamento-3d.css
   ========================================================================== */

.f3d-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 992px) {
    .f3d-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

.f3d-section {
    background: var(--color-card-bg, rgba(255, 255, 255, 0.02));
    border: 1px solid var(--color-border);
    border-radius: 14px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}

.f3d-section-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--color-text-primary);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.f3d-section-title i {
    color: var(--color-primary);
}

.f3d-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.f3d-row:last-child {
    margin-bottom: 0;
}

.f3d-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.f3d-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.f3d-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.f3d-input {
    width: 100%;
    padding: 0.7rem 0.9rem;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--color-text-primary);
    background: var(--color-input-bg, rgba(0, 0, 0, 0.2));
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.f3d-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 56, 235, 0.2);
}

.f3d-input-unit {
    position: absolute;
    right: 0.9rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-muted);
    pointer-events: none;
}

.f3d-input.has-unit {
    padding-right: 2.75rem;
}

.f3d-help {
    font-size: 0.76rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}

/* Panel Lateral de Resultados */
.f3d-results-panel {
    position: sticky;
    top: 2rem;
    background: var(--color-card-bg, #1e293b);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.f3d-res-hero-card {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(234, 88, 12, 0.12) 100%);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 14px;
    padding: 1.5rem;
    text-align: center;
    margin-bottom: 1.5rem;
}

.f3d-hero-val {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-text-primary);
    line-height: 1.1;
    margin-bottom: 4px;
}

.f3d-hero-sub {
    font-size: 0.92rem;
    color: var(--color-text-secondary);
}

.f3d-kpis {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.f3d-kpi {
    background: var(--color-bg-secondary, rgba(255, 255, 255, 0.03));
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 0.75rem 1rem;
}

.f3d-kpi-lbl {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.f3d-kpi-val {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-text-primary);
    margin-top: 2px;
}

/* Indicador de Suficiencia */
.f3d-check-box {
    border-radius: 12px;
    padding: 1rem 1.25rem;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    line-height: 1.5;
}

.f3d-check-box.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.f3d-check-box.danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.f3d-progress-wrap {
    width: 100%;
    height: 12px;
    background: var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    margin: 1rem 0;
}

.f3d-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #f59e0b, #10b981);
    transition: width 0.3s ease;
}