/* Scoped variables for easy theming */
.lcalc-container {
    --lcalc-primary: #7c3aed; /* Purple accent to differentiate from blue muro-dos-caras */
    --lcalc-primary-hover: #6d28d9;
    --lcalc-accent: #f97316; /* Orange Accent */
    --lcalc-text: #334155;
    --lcalc-text-light: #64748b;
    --lcalc-bg: #f8fafc;
    --lcalc-bg-white: #ffffff;
    --lcalc-border: #e2e8f0;
    --lcalc-border-radius: 8px;
    --lcalc-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);

    font-family: 'Inter', 'Roboto', system-ui, -apple-system, sans-serif;
    color: var(--lcalc-text);
    background: var(--lcalc-bg);
    padding: 24px;
    border-radius: var(--lcalc-border-radius);
    max-width: 100%;
    margin: 0 auto;
    box-shadow: var(--lcalc-shadow);
    box-sizing: border-box;
}

.lcalc-container * {
    box-sizing: border-box;
}

/* Business Header */
.lcalc-business-header {
    background: #fff;
    padding: 20px;
    border-bottom: 2px solid var(--lcalc-primary);
    margin-bottom: 30px;
    display: none; /* Hidden on web, shown via JS clone for PDF */
}

.lcalc-biz-columns {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

.lcalc-biz-logo {
    width: 250px;
}

.lcalc-biz-info {
    font-size: 0.85rem;
    line-height: 1.4;
    color: var(--lcalc-text);
}

.lcalc-quotation-meta {
    text-align: right;
}

.lcalc-quotation-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--lcalc-primary);
    margin-bottom: 5px;
}

.lcalc-date, .lcalc-currency {
    font-size: 0.9rem;
    color: var(--lcalc-text-light);
}

.lcalc-header {
    text-align: center;
    margin-bottom: 24px;
}

.lcalc-header h2 {
    margin: 0 0 8px 0;
    color: var(--lcalc-primary);
    font-size: 1.5rem;
    font-weight: 700;
}

.lcalc-header p {
    margin: 0;
    color: var(--lcalc-text-light);
    font-size: 0.95rem;
}

/* Tabs */
.lcalc-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--lcalc-border);
}

.lcalc-tab {
    background: transparent;
    border: none;
    padding: 10px 16px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--lcalc-text-light);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s ease;
}

.lcalc-tab:hover {
    color: var(--lcalc-primary);
}

.lcalc-tab.active {
    color: var(--lcalc-primary);
    border-bottom-color: var(--lcalc-accent);
}

/* Inputs */
.lcalc-input-section {
    background: var(--lcalc-bg-white);
    padding: 20px;
    border-radius: var(--lcalc-border-radius);
    border: 1px solid var(--lcalc-border);
    margin-bottom: 24px;
}

.lcalc-input-group {
    display: none;
    animation: lcalc-fadeIn 0.3s ease;
}

.lcalc-input-group.active {
    display: block;
}

.lcalc-input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95rem;
}

.lcalc-input-group input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--lcalc-border);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.lcalc-input-group input[type="number"]:focus {
    outline: none;
    border-color: var(--lcalc-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.lcalc-dim-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.lcalc-dim-result {
    margin-top: 16px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--lcalc-primary);
    background: rgba(124, 58, 237, 0.05);
    padding: 12px;
    border-radius: 6px;
    text-align: center;
}

.lcalc-options-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    gap: 16px;
    flex-wrap: wrap;
}

.lcalc-waste-select,
.lcalc-profile-select,
.lcalc-acoustic-option {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.lcalc-waste-select label,
.lcalc-profile-select label {
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    margin: 0;
}

.lcalc-waste-select select,
.lcalc-profile-select select {
    padding: 6px 10px;
    border: 1px solid var(--lcalc-border);
    border-radius: 4px;
    font-size: 0.9rem;
    background: #fff;
    cursor: pointer;
}

.lcalc-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
}

.lcalc-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.lcalc-acoustic-info {
    display: block;
    font-size: 0.75rem;
    color: var(--lcalc-text-light);
    font-style: italic;
    margin-top: 2px;
}

.lcalc-iva-input select {
    padding: 6px 10px;
    border: 1px solid var(--lcalc-border);
    border-radius: 4px;
    font-size: 0.9rem;
    background: #fff;
    cursor: pointer;
}

.lcalc-labor-input {
    flex: 1;
    min-width: 180px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.lcalc-labor-input label {
    font-size: 0.9rem;
    color: var(--lcalc-text);
    margin: 0;
    white-space: nowrap;
}

.lcalc-labor-input input {
    flex: 1;
    padding: 6px 12px;
    border: 1px solid var(--lcalc-border);
    border-radius: 4px;
}

/* Visualization */
.lcalc-visualization {
    margin-top: 24px;
    background: #fff;
    border: 1px solid var(--lcalc-border);
    border-radius: 8px;
    padding: 20px;
    overflow: hidden;
    position: relative;
    min-height: 280px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle, #fcfcfc 0%, #f1f5f9 100%);
}

#lcalc-viz-container svg {
    display: block;
    margin: 0 auto;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.1));
}

.lcalc-viz-placeholder {
    text-align: center;
    padding: 20px;
    color: var(--lcalc-text-light);
    font-style: italic;
}

/* Results */
.lcalc-results {
    background: var(--lcalc-bg-white);
    padding: 24px;
    border-radius: var(--lcalc-border-radius);
    border: 1px solid var(--lcalc-border);
    margin-bottom: 24px;
}

.lcalc-report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.lcalc-report-header h3 {
    margin: 0;
    font-size: 1.2rem;
    color: var(--lcalc-primary);
}

.lcalc-area-badge {
    background: var(--lcalc-accent);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.lcalc-table-responsive {
    overflow-x: auto;
}

.lcalc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.lcalc-table th {
    background: var(--lcalc-bg);
    padding: 12px 8px;
    text-align: left;
    font-weight: 600;
    color: var(--lcalc-text);
    border-bottom: 2px solid var(--lcalc-border);
}

.lcalc-table td {
    padding: 10px 8px;
    border-bottom: 1px solid var(--lcalc-border);
}

.lcalc-table tbody tr:nth-child(even) {
    background: rgba(248, 250, 252, 0.5);
}

.lcalc-note {
    font-size: 0.85rem;
    color: var(--lcalc-text-light);
    margin-top: 16px;
    font-style: italic;
}

.lcalc-tutorial-box {
    margin-top: 20px;
    background: #fff;
    border: 1px solid var(--lcalc-accent);
    padding: 15px;
    border-radius: 6px;
    text-align: center;
}

.lcalc-tutorial-box a {
    color: var(--lcalc-accent);
    text-decoration: none;
    font-weight: 600;
}

.lcalc-tutorial-box a:hover {
    text-decoration: underline;
}

/* Buttons */
.lcalc-actions {
    text-align: right;
}

.lcalc-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--lcalc-primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.lcalc-btn:hover {
    background: var(--lcalc-primary-hover);
}

.lcalc-btn:active {
    transform: scale(0.98);
}

@keyframes lcalc-fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .lcalc-container {
        padding: 16px;
    }
    .lcalc-dim-row {
        grid-template-columns: 1fr;
    }
    .lcalc-report-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .lcalc-options-row {
        flex-direction: column;
        align-items: stretch;
    }
    .lcalc-waste-select,
    .lcalc-profile-select,
    .lcalc-acoustic-option {
        flex-direction: column;
        align-items: flex-start;
    }
    .lcalc-waste-select select,
    .lcalc-profile-select select {
        width: 100%;
    }
    .lcalc-labor-input {
        min-width: unset;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
    }
    .lcalc-labor-input label {
        white-space: normal;
    }
    .lcalc-labor-input input {
        width: 100%;
    }
    .lcalc-header-brand img {
        max-width: 180px;
    }
    .lcalc-visualization {
        min-height: 200px;
        padding: 10px;
    }
    #lcalc-viz-container svg {
        max-width: 100%;
        height: auto;
    }
    .lcalc-table {
        font-size: 0.8rem;
    }
    .lcalc-table th,
    .lcalc-table td {
        padding: 6px 4px;
    }
    .lcalc-btn {
        width: 100%;
        justify-content: center;
    }
    .lcalc-actions {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .lcalc-container {
        padding: 12px;
    }
    .lcalc-header h2 {
        font-size: 1.2rem;
    }
    .lcalc-header p {
        font-size: 0.85rem;
    }
    .lcalc-input-section {
        padding: 14px;
    }
    .lcalc-results {
        padding: 14px;
    }
    .lcalc-table {
        font-size: 0.72rem;
    }
    .lcalc-table th,
    .lcalc-table td {
        padding: 4px 3px;
    }
    .lcalc-tab {
        font-size: 0.85rem;
        padding: 8px 10px;
    }
    .lcalc-visualization {
        min-height: 160px;
    }
    .lcalc-report-header h3 {
        font-size: 1rem;
    }
}

/* -------------------------------------------------------------------------
   PRINT / PDF STYLES
   ------------------------------------------------------------------------- */
@media print {
    .lcalc-header,
    .lcalc-input-section,
    .lcalc-visualization-wrapper,
    .lcalc-footer-info,
    .lcalc-actions,
    .lcalc-tutorial-box,
    .lcalc-tabs {
        display: none !important;
    }

    #wpadminbar, header, footer, .sidebar, aside, nav {
        display: none !important;
    }

    .lcalc-container {
        box-shadow: none !important;
        border: none !important;
        padding: 0 !important;
        max-width: 100% !important;
        margin: 0 !important;
    }

    .lcalc-business-header {
        display: block !important;
        margin-bottom: 25px !important;
        border-bottom: 2px solid #7c3aed !important;
        padding-bottom: 15px !important;
    }

    #lcalc-report-section {
        padding: 0 !important;
        box-shadow: none !important;
        border: none !important;
    }

    body {
        margin: 0;
        padding: 20px;
    }

    .lcalc-footer-info {
        display: block !important;
        margin-top: 20px !important;
        font-size: 0.85rem !important;
        color: #64748b !important;
        font-style: italic !important;
        border-top: 1px solid #e2e8f0 !important;
        padding-top: 12px !important;
    }

    .lcalc-tutorial-box {
        display: none !important;
    }

    .lcalc-visualization {
        max-width: 100% !important;
        height: auto !important;
        margin: 20px 0 !important;
    }

    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    @page {
        size: letter;
        margin: 1.5cm;
    }
}