/**
 * Simulateur ERP - Styles v2.0
 * Construires.fr
 *
 * Design System professionnel avec accessibilité améliorée
 */

/* ============================================================================
   Variables
   ============================================================================ */
.erp-simulateur {
    --erp-primary: #2563eb;
    --erp-primary-light: #3b82f6;
    --erp-primary-dark: #1d4ed8;
    --erp-success: #10b981;
    --erp-success-light: #d1fae5;
    --erp-warning: #f59e0b;
    --erp-warning-light: #fef3c7;
    --erp-danger: #ef4444;
    --erp-danger-light: #fee2e2;
    --erp-info: #06b6d4;
    --erp-info-light: #cffafe;

    --erp-text: #1e293b;
    --erp-text-secondary: #64748b;
    --erp-text-light: #94a3b8;

    --erp-bg: #ffffff;
    --erp-bg-light: #f8fafc;
    --erp-bg-dark: #f1f5f9;
    --erp-border: #e2e8f0;
    --erp-border-light: #f1f5f9;

    --erp-radius: 8px;
    --erp-radius-lg: 16px;
    --erp-radius-xl: 24px;
    --erp-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --erp-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);

    --erp-transition: 0.2s ease;
}

/* ============================================================================
   Base
   ============================================================================ */
.erp-simulateur {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 1000px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
    color: var(--erp-text);
    line-height: 1.6;
}

.erp-simulateur * {
    box-sizing: border-box;
}

/* ============================================================================
   Loading & Error States
   ============================================================================ */
.erp-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
}

.erp-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--erp-border);
    border-top-color: var(--erp-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.erp-error-container {
    text-align: center;
    padding: 3rem;
    background: var(--erp-bg);
    border-radius: var(--erp-radius-lg);
    box-shadow: var(--erp-shadow);
}

.erp-error-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.erp-error-container h3 {
    color: var(--erp-danger);
    margin-bottom: 0.5rem;
}

.erp-error-contact {
    margin-top: 1rem;
    color: var(--erp-text-secondary);
}

/* ============================================================================
   Disclaimer
   ============================================================================ */
.erp-disclaimer {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    background: var(--erp-info-light);
    border-left: 4px solid var(--erp-info);
    border-radius: var(--erp-radius);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: #0e7490;
}

.erp-disclaimer-icon {
    flex-shrink: 0;
}

.erp-disclaimer-results {
    background: var(--erp-warning-light);
    border-left-color: var(--erp-warning);
    color: #92400e;
}

/* ============================================================================
   Progress Bar
   ============================================================================ */
.erp-progress {
    margin-bottom: 2rem;
    position: relative;
}

.erp-progress-bar {
    height: 4px;
    background: linear-gradient(90deg, var(--erp-primary), var(--erp-primary-light));
    border-radius: 2px;
    transition: width 0.4s ease;
}

.erp-progress-steps {
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
}

.erp-step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    text-align: center;
}

.erp-step-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--erp-bg-light);
    border: 2px solid var(--erp-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--erp-text-secondary);
    transition: all var(--erp-transition);
}

.erp-step-indicator.active .erp-step-number {
    background: var(--erp-primary);
    border-color: var(--erp-primary);
    color: white;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

.erp-step-indicator.completed .erp-step-number {
    background: var(--erp-success);
    border-color: var(--erp-success);
    color: white;
}

.erp-step-label {
    font-size: 0.8125rem;
    color: var(--erp-text-secondary);
    font-weight: 500;
}

.erp-step-indicator.active .erp-step-label {
    color: var(--erp-primary);
    font-weight: 600;
}

/* ============================================================================
   Step Content
   ============================================================================ */
.erp-step {
    animation: erpFadeIn 0.3s ease;
}

@keyframes erpFadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.erp-step-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--erp-text);
    margin-bottom: 0.5rem;
}

.erp-step-subtitle {
    font-size: 1rem;
    color: var(--erp-text-secondary);
    margin-bottom: 1.5rem;
}

/* ============================================================================
   Type Selection Grid
   ============================================================================ */
.erp-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.875rem;
    margin-bottom: 1.5rem;
}

.erp-type-card {
    background: var(--erp-bg);
    border: 2px solid var(--erp-border);
    border-radius: var(--erp-radius-lg);
    padding: 1rem;
    cursor: pointer;
    transition: all var(--erp-transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.25rem;
    position: relative;
}

.erp-type-card:hover {
    border-color: var(--erp-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--erp-shadow);
}

.erp-type-card.selected {
    border-color: var(--erp-primary);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(59, 130, 246, 0.08) 100%);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.erp-type-card.selected::after {
    content: '✓';
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 20px;
    height: 20px;
    background: var(--erp-primary);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.erp-type-icon {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

.erp-type-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--erp-text);
}

.erp-type-code {
    font-size: 0.75rem;
    color: var(--erp-primary);
    font-weight: 600;
    background: rgba(37, 99, 235, 0.1);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    margin: 0.25rem 0;
}

.erp-type-desc {
    font-size: 0.6875rem;
    color: var(--erp-text-light);
    line-height: 1.3;
}

/* ============================================================================
   Nature Options
   ============================================================================ */
.erp-nature-section,
.erp-sous-type-section,
.erp-options-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--erp-border-light);
}

.erp-nature-section h3,
.erp-sous-type-section h3,
.erp-options-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--erp-text);
}

.erp-radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
}

.erp-radio-group-horizontal {
    grid-template-columns: repeat(3, 1fr);
}

.erp-radio-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
    background: var(--erp-bg);
    border: 2px solid var(--erp-border);
    border-radius: var(--erp-radius);
    cursor: pointer;
    transition: all var(--erp-transition);
    position: relative;
}

.erp-radio-card input {
    position: absolute;
    opacity: 0;
}

.erp-radio-card:hover {
    border-color: var(--erp-primary-light);
}

.erp-radio-card.selected {
    border-color: var(--erp-primary);
    background: rgba(37, 99, 235, 0.05);
}

.erp-radio-icon {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.erp-radio-label {
    font-weight: 600;
    font-size: 0.875rem;
}

.erp-radio-desc {
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
}

/* Mini radio/checkbox cards for sous-types */
.erp-radio-card-mini,
.erp-checkbox-mini {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.75rem;
    background: var(--erp-bg);
    border: 2px solid var(--erp-border);
    border-radius: var(--erp-radius);
    cursor: pointer;
    transition: all var(--erp-transition);
    text-align: center;
    font-size: 0.8125rem;
    gap: 0.25rem;
}

.erp-radio-card-mini input,
.erp-checkbox-mini input {
    position: absolute;
    opacity: 0;
}

.erp-radio-card-mini.selected,
.erp-checkbox-mini.selected {
    border-color: var(--erp-primary);
    background: rgba(37, 99, 235, 0.05);
}

.erp-seuil-info {
    font-size: 0.6875rem;
    color: var(--erp-primary);
    font-weight: 600;
}

.erp-checkbox-inline {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ============================================================================
   Form Elements
   ============================================================================ */
.erp-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.erp-form-group {
    display: flex;
    flex-direction: column;
}

.erp-form-group.has-error .erp-input {
    border-color: var(--erp-danger);
}

.erp-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--erp-text);
    margin-bottom: 0.375rem;
}

.erp-required {
    color: var(--erp-danger);
}

.erp-input {
    padding: 0.625rem 0.875rem;
    border: 2px solid var(--erp-border);
    border-radius: var(--erp-radius);
    font-size: 0.9375rem;
    transition: all var(--erp-transition);
    width: 100%;
}

.erp-input:focus {
    outline: none;
    border-color: var(--erp-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.erp-input-small {
    width: 120px;
    display: inline-block;
}

.erp-hint {
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    margin-top: 0.25rem;
}

.erp-hint-inline {
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    margin-left: 0.5rem;
}

.erp-options-inline {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ============================================================================
   Checkbox Grid
   ============================================================================ */
.erp-checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.75rem;
}

.erp-checkbox-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0.875rem;
    background: var(--erp-bg);
    border: 2px solid var(--erp-border);
    border-radius: var(--erp-radius);
    cursor: pointer;
    transition: all var(--erp-transition);
    position: relative;
}

.erp-checkbox-card input {
    position: absolute;
    opacity: 0;
}

.erp-checkbox-card:hover {
    border-color: var(--erp-primary-light);
}

.erp-checkbox-card.selected {
    border-color: var(--erp-primary);
    background: rgba(37, 99, 235, 0.05);
}

.erp-checkbox-icon {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.erp-checkbox-label {
    font-weight: 600;
    font-size: 0.8125rem;
}

.erp-checkbox-desc {
    font-size: 0.6875rem;
    color: var(--erp-text-secondary);
}

.erp-checkbox-warning {
    font-size: 0.625rem;
    color: var(--erp-warning);
    font-weight: 600;
    margin-top: 0.25rem;
}

.erp-info-card {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--erp-info-light);
    border-radius: var(--erp-radius);
    font-size: 0.8125rem;
    color: #0e7490;
}

/* ============================================================================
   Validation Errors
   ============================================================================ */
.erp-validation-errors {
    background: var(--erp-danger-light);
    border-radius: var(--erp-radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.erp-error-msg {
    color: var(--erp-danger);
    font-size: 0.875rem;
    margin: 0;
}

.erp-error-msg + .erp-error-msg {
    margin-top: 0.25rem;
}

/* ============================================================================
   Navigation
   ============================================================================ */
.erp-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--erp-border-light);
}

.erp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--erp-radius);
    cursor: pointer;
    transition: all var(--erp-transition);
    border: 2px solid transparent;
    text-decoration: none;
}

.erp-btn-primary {
    background: var(--erp-primary);
    color: white;
    border-color: var(--erp-primary);
}

.erp-btn-primary:hover:not(:disabled) {
    background: var(--erp-primary-dark);
    border-color: var(--erp-primary-dark);
    transform: translateY(-1px);
}

.erp-btn-primary:disabled {
    background: var(--erp-text-light);
    border-color: var(--erp-text-light);
    cursor: not-allowed;
}

.erp-btn-secondary {
    background: var(--erp-bg);
    color: var(--erp-text);
    border-color: var(--erp-border);
}

.erp-btn-secondary:hover {
    background: var(--erp-bg-light);
    border-color: var(--erp-text-secondary);
}

.erp-btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* ============================================================================
   Results - Summary Card
   ============================================================================ */
.erp-results-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.erp-summary-card {
    background: linear-gradient(135deg, var(--erp-bg) 0%, var(--erp-bg-light) 100%);
    border: 2px solid var(--erp-border);
    border-radius: var(--erp-radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.erp-summary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.erp-summary-item {
    text-align: center;
    padding: 1rem;
    background: var(--erp-bg);
    border-radius: var(--erp-radius);
}

.erp-summary-label {
    display: block;
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.erp-summary-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--erp-text);
}

.erp-summary-type {
    color: var(--erp-primary);
}

.erp-summary-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    margin-top: 0.25rem;
}

.erp-summary-highlight {
    position: relative;
}

.erp-summary-highlight.erp-cat-warning {
    background: var(--erp-warning-light);
}

.erp-summary-highlight.erp-cat-ok {
    background: var(--erp-success-light);
}

.erp-summary-details {
    padding-top: 1rem;
    border-top: 1px solid var(--erp-border-light);
}

.erp-effectif-methode {
    font-size: 0.875rem;
    color: var(--erp-text-secondary);
    margin: 0;
}

.erp-effectif-details {
    font-size: 0.8125rem;
    color: var(--erp-text-light);
    margin: 0.25rem 0 0;
}

.erp-seuil-info {
    font-size: 0.8125rem;
    color: var(--erp-primary);
    margin: 0.5rem 0 0;
}

.erp-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--erp-radius);
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 1rem;
}

.erp-badge-warning {
    background: var(--erp-warning-light);
    color: #92400e;
}

.erp-badge-danger {
    background: var(--erp-danger-light);
    color: #b91c1c;
}

.erp-badge-info {
    background: var(--erp-info-light);
    color: #0e7490;
}

.erp-badge-mini {
    padding: 0.125rem 0.375rem;
    font-size: 0.625rem;
    border-radius: 4px;
    margin-left: 0.5rem;
}

/* ============================================================================
   Results - Sections
   ============================================================================ */
.erp-section {
    margin-bottom: 2rem;
}

.erp-section-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--erp-text);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--erp-primary);
}

/* SSI Section */
.erp-section-ssi {
    background: var(--erp-danger-light);
    padding: 1.25rem;
    border-radius: var(--erp-radius-lg);
}

.erp-section-ssi .erp-section-title {
    border-bottom-color: var(--erp-danger);
}

.erp-ssi-card {
    background: var(--erp-bg);
    padding: 1rem;
    border-radius: var(--erp-radius);
}

.erp-ssi-categorie {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--erp-danger);
    margin-bottom: 0.5rem;
}

.erp-ssi-desc {
    font-size: 0.9375rem;
    color: var(--erp-text);
    margin-bottom: 0.75rem;
}

.erp-ssi-composants ul {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.erp-ssi-composants li {
    background: var(--erp-bg-light);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8125rem;
}

.erp-ssi-raison {
    font-size: 0.8125rem;
    color: var(--erp-text-secondary);
    margin-top: 0.75rem;
}

/* Procedure Card */
.erp-procedure-card {
    background: var(--erp-bg);
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius);
    padding: 1.25rem;
}

.erp-procedure-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--erp-border-light);
}

.erp-procedure-label {
    font-size: 0.875rem;
    color: var(--erp-text-secondary);
}

.erp-procedure-value {
    font-weight: 600;
    color: var(--erp-text);
}

.erp-formulaires {
    margin-top: 1rem;
}

.erp-formulaires ul {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0 0;
}

.erp-formulaires li {
    padding: 0.375rem 0;
    font-size: 0.9375rem;
}

.erp-procedure-notes {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--erp-border-light);
}

.erp-note {
    font-size: 0.8125rem;
    color: var(--erp-text-secondary);
    margin: 0.25rem 0;
}

/* ============================================================================
   Accordion
   ============================================================================ */
.erp-accordion-item {
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius);
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.erp-accordion-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--erp-bg);
    border: none;
    cursor: pointer;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--erp-text);
    transition: background var(--erp-transition);
}

.erp-accordion-header:hover {
    background: var(--erp-bg-light);
}

.erp-accordion-count {
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    font-weight: normal;
}

.erp-accordion-arrow {
    transition: transform var(--erp-transition);
    font-size: 0.75rem;
}

.erp-accordion-item.open .erp-accordion-arrow {
    transform: rotate(180deg);
}

.erp-accordion-content {
    display: none;
    padding: 0 1rem 1rem;
    background: var(--erp-bg);
}

/* Documents List */
.erp-docs-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.erp-docs-list li {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--erp-border-light);
}

.erp-docs-list li:last-child {
    border-bottom: none;
}

.erp-doc-status {
    flex-shrink: 0;
}

.erp-doc-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.erp-doc-name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.erp-doc-phase,
.erp-doc-emetteur,
.erp-doc-info,
.erp-doc-contenu {
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
}

/* ============================================================================
   Intervenants
   ============================================================================ */
.erp-intervenants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.erp-intervenant-card {
    background: var(--erp-bg);
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius);
    padding: 1rem;
}

.erp-intervenant-card.obligatoire {
    border-left: 4px solid var(--erp-danger);
}

.erp-intervenant-card.recommande {
    border-left: 4px solid var(--erp-info);
}

.erp-intervenant-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}

.erp-intervenant-name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.erp-intervenant-role {
    font-size: 0.8125rem;
    color: var(--erp-text-secondary);
    margin: 0;
}

.erp-intervenant-raison {
    font-size: 0.75rem;
    color: var(--erp-primary);
    margin: 0.5rem 0 0;
}

/* ============================================================================
   Equipements
   ============================================================================ */
.erp-equipements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.erp-equipement-category {
    background: var(--erp-bg);
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius);
    padding: 1rem;
}

.erp-equipement-category h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.75rem;
    color: var(--erp-text);
}

.erp-equipement-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.erp-equipement-category li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--erp-border-light);
}

.erp-equipement-category li:last-child {
    border-bottom: none;
}

.erp-equipement-category strong {
    display: block;
    font-size: 0.875rem;
}

.erp-qty {
    font-weight: 600;
    color: var(--erp-primary);
    margin-left: 0.5rem;
}

.erp-rule,
.erp-location,
.erp-spec,
.erp-maintenance,
.erp-info,
.erp-composants {
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    margin: 0.25rem 0 0;
}

/* ============================================================================
   Commission
   ============================================================================ */
.erp-commission-card {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.erp-commission-item {
    background: var(--erp-bg);
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius);
    padding: 1rem;
}

.erp-commission-label {
    display: block;
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.erp-commission-value {
    display: block;
    font-size: 1.125rem;
    font-weight: 700;
}

.erp-commission-value.obligatoire {
    color: var(--erp-success);
}

.erp-commission-value.non-obligatoire {
    color: var(--erp-text-secondary);
}

.erp-commission-info {
    font-size: 0.8125rem;
    color: var(--erp-text-secondary);
    margin: 0.5rem 0 0;
}

/* ============================================================================
   Verifications Table
   ============================================================================ */
.erp-verifications-table {
    overflow-x: auto;
}

.erp-verifications-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.erp-verifications-table th,
.erp-verifications-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--erp-border);
}

.erp-verifications-table th {
    background: var(--erp-bg-light);
    font-weight: 600;
}

.erp-verifications-table tr:hover td {
    background: var(--erp-bg-light);
}

/* ============================================================================
   Tips / Bon à savoir
   ============================================================================ */
.erp-tips {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.erp-tip {
    padding: 1rem;
    border-radius: var(--erp-radius);
    font-size: 0.875rem;
}

.erp-tip strong {
    display: block;
    margin-bottom: 0.25rem;
}

.erp-tip p {
    margin: 0;
}

.erp-tip-success {
    background: var(--erp-success-light);
    border-left: 4px solid var(--erp-success);
}

.erp-tip-warning {
    background: var(--erp-warning-light);
    border-left: 4px solid var(--erp-warning);
}

.erp-tip-danger {
    background: var(--erp-danger-light);
    border-left: 4px solid var(--erp-danger);
}

.erp-tip-info {
    background: var(--erp-info-light);
    border-left: 4px solid var(--erp-info);
}

/* ============================================================================
   CTA Section
   ============================================================================ */
.erp-cta-section {
    background: linear-gradient(135deg, var(--erp-primary) 0%, var(--erp-primary-dark) 100%);
    border-radius: var(--erp-radius-lg);
    padding: 2rem;
    text-align: center;
    color: white;
    margin-top: 2rem;
}

.erp-cta-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
}

.erp-cta-section p {
    opacity: 0.9;
    margin-bottom: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.erp-cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.erp-cta-section .erp-btn-primary {
    background: white;
    color: var(--erp-primary);
    border-color: white;
}

.erp-cta-section .erp-btn-primary:hover {
    background: var(--erp-bg-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.erp-cta-section .erp-btn-secondary {
    background: transparent;
    color: white;
    border-color: rgba(255,255,255,0.5);
}

.erp-cta-section .erp-btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
}

/* ============================================================================
   Legal Footer
   ============================================================================ */
.erp-legal-footer {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--erp-bg-light);
    border-radius: var(--erp-radius);
    font-size: 0.75rem;
    color: var(--erp-text-secondary);
    text-align: center;
}

.erp-legal-footer p {
    margin: 0.25rem 0;
}

/* ============================================================================
   Responsive
   ============================================================================ */
@media (max-width: 768px) {
    .erp-simulateur {
        padding: 1rem;
    }

    .erp-step-title {
        font-size: 1.25rem;
    }

    .erp-type-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .erp-radio-group,
    .erp-checkbox-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .erp-radio-group-horizontal {
        grid-template-columns: 1fr;
    }

    .erp-summary-grid {
        grid-template-columns: 1fr;
    }

    .erp-summary-value {
        font-size: 1.5rem;
    }

    .erp-form-grid {
        grid-template-columns: 1fr;
    }

    .erp-cta-buttons {
        flex-direction: column;
    }

    .erp-btn-lg {
        width: 100%;
    }

    .erp-intervenants-grid,
    .erp-equipements-grid,
    .erp-commission-card {
        grid-template-columns: 1fr;
    }

    .erp-step-label {
        display: none;
    }
}

@media (max-width: 480px) {
    .erp-type-grid {
        grid-template-columns: 1fr;
    }

    .erp-radio-group,
    .erp-checkbox-grid {
        grid-template-columns: 1fr;
    }

    .erp-disclaimer {
        flex-direction: column;
        text-align: center;
    }

    .erp-checkbox-inline {
        flex-direction: column;
    }
}

/* ============================================================================
   Print Styles
   ============================================================================ */
@media print {
    .erp-simulateur {
        max-width: none;
        padding: 0;
    }

    .erp-navigation,
    .erp-cta-section,
    .erp-btn {
        display: none !important;
    }

    .erp-accordion-content {
        display: block !important;
    }

    .erp-section {
        break-inside: avoid;
    }
}