/* Leeds Alarme - Styles CSS */

:root {
    --primary-color: #e74c3c;
    --secondary-color: #2c5aa0;
    --accent-color: #f39c12;
    --text-color: #333;
    --bg-color: #f8f9fa;
    --white: #ffffff;
    --gray-light: #f1f3f4;
    --gray-medium: #6c757d;
    --gray-dark: #343a40;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: var(--box-shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav-brand i {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 120px 0 80px;
    text-align: center;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.highlight {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-button {
    background: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.cta-button:hover {
    background: #e67e22;
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Questionnaire */
.questionnaire {
    padding: 80px 0;
    background: var(--white);
}

.questionnaire-header {
    max-width: 800px;
    margin: 0 auto 40px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-light);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    text-align: center;
    font-weight: 600;
    color: var(--gray-medium);
}

.question-container {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--white);
    padding: 20px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.question-container h2 {
    font-size: 1.4rem;
    color: var(--text-color);
    margin-bottom: 8px;
    text-align: center;
}

.question-container h3 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 8px;
    text-align: center;
}

.question-options {
    display: grid;
    gap: 12px;
    margin-bottom: 20px;
}

.option {
    padding: 15px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Réduire la taille des icônes dans les options */
.option i {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

/* Réduire la taille du texte dans les options */
.option .option-text h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.option .option-text p {
    font-size: 0.85rem;
    margin: 0;
}

/* Réduire l'espacement spécifiquement pour les 3 premières questions */
.question-container:nth-of-type(1),
.question-container:nth-of-type(2),
.question-container:nth-of-type(3) {
    padding: 15px 20px;
}

.question-container:nth-of-type(1) .question-options,
.question-container:nth-of-type(2) .question-options,
.question-container:nth-of-type(3) .question-options {
    gap: 10px;
    margin-bottom: 15px;
}

.question-container:nth-of-type(1) .option,
.question-container:nth-of-type(2) .option,
.question-container:nth-of-type(3) .option {
    padding: 12px;
}

/* Mettre les boutons en ligne avec le texte pour la question 1 (configuration Ajax) */
.question-container:nth-of-type(2) .config-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    margin-bottom: 10px;
}

.question-container:nth-of-type(2) .config-section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.question-container:nth-of-type(2) .config-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 15px;
}

.question-container:nth-of-type(2) .config-decrease,
.question-container:nth-of-type(2) .config-increase {
    width: 28px;
    height: 28px;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.question-container:nth-of-type(2) .config-decrease:hover,
.question-container:nth-of-type(2) .config-increase:hover {
    background: var(--primary-color);
    color: var(--white);
}

.question-container:nth-of-type(2) .config-value-container {
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 60px;
    justify-content: center;
}

.question-container:nth-of-type(2) .config-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.question-container:nth-of-type(2) .config-unit {
    font-size: 0.9rem;
    color: var(--gray-medium);
}

.option:hover {
    border-color: var(--primary-color);
    background: rgba(231, 76, 60, 0.05);
}

.option.selected {
    border-color: var(--primary-color);
    background: rgba(231, 76, 60, 0.1);
}

.option input[type="radio"],
.option input[type="checkbox"] {
    margin: 0;
}

/* Styles pour les champs de saisie de texte */
input[type="text"],
input[type="email"],
input[type="tel"] {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    background: var(--white);
    transition: all 0.3s ease;
    box-sizing: border-box;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(231, 76, 60, 0.05);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="tel"]::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

/* Espacement entre les champs et les boutons */
input[type="text"],
input[type="email"],
input[type="tel"] {
    margin-bottom: 30px;
}

.option label {
    cursor: pointer;
    font-weight: 500;
    flex: 1;
}

.question-actions {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.btn {
    font-family: inherit;
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    border: none;
    font-size: 1rem;
    padding: 12px 24px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.btn-secondary {
    background: var(--gray-medium);
    color: var(--white);
}

.btn-secondary:hover:not(:disabled) {
    background: #7f8c8d;
    transform: translateY(-2px);
}


/* Results */
.results {
    padding: 80px 0;
    background: var(--bg-color);
}

.results-grid {
    display: grid;
    gap: 30px;
}

.solution-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
}

.prestataire-card {
    text-align: left;
    border: 2px solid var(--gray-light);
    transition: all 0.3s ease;
}

.prestataire-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.prestataire-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--gray-light);
}

.company-info h3 {
    color: var(--primary-color);
    margin: 0 0 8px 0;
    font-size: 1.4rem;
}

.rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 5px 0;
}

.stars {
    color: var(--accent-color);
    font-size: 1.1rem;
}

.rating-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.location {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 5px;
}

.solution-details h4 {
    color: var(--text-color);
    margin: 0 0 10px 0;
    font-size: 1.2rem;
}

.search-animation-container {
    text-align: center;
    padding: 60px 20px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.search-animation-container h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.8rem;
}

.search-animation-container p {
    color: var(--text-muted);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.search-animation {
    text-align: center;
    margin: 20px 0;
}

.search-dots {
    display: inline-flex;
    gap: 4px;
}

.search-dots span {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: searchPulse 1.4s infinite ease-in-out;
}

.search-dots span:nth-child(1) { animation-delay: -0.32s; }
.search-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes searchPulse {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

.solution-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.solution-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.ajax-details {
    margin: 20px 0;
    padding: 15px;
    background: var(--gray-light);
    border-radius: var(--border-radius);
}

.ajax-details strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 10px;
}

.ajax-products {
    display: grid;
    gap: 8px;
}

.ajax-product {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 12px;
    background: var(--white);
    border-radius: 4px;
    border-left: 3px solid var(--accent-color);
    gap: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ajax-product:hover {
    background: var(--light-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.product-info {
    flex: 1;
}

.product-name {
    font-weight: 500;
    color: var(--text-color);
    display: block;
    margin-bottom: 4px;
}

.product-description {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.3;
    font-style: italic;
}

.product-price {
    font-weight: 700;
    color: var(--primary-color);
}

/* Styles pour l'interface des étages */
.question-description {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-style: italic;
}

.floors-container {
    display: grid;
    gap: 15px;
    margin: 20px 0;
}

.floor-control {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.floor-control:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(44, 90, 160, 0.1);
}

.floor-label {
    font-weight: 600;
    color: var(--text-color);
    font-size: 1.1rem;
}

.floor-counter {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-counter {
    width: 35px;
    height: 35px;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-counter:hover:not(:disabled) {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.btn-counter:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    border-color: var(--border-color);
    color: var(--text-muted);
}

.floor-count {
    min-width: 30px;
    text-align: center;
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* Styles pour l'interface des ouvertures */
.openings-container {
    display: grid;
    gap: 20px;
    margin: 20px 0;
}

.floor-openings {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: all 0.3s ease;
}

.floor-openings:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(44, 90, 160, 0.1);
}

.floor-openings h4 {
    color: var(--primary-color);
    margin: 0 0 15px 0;
    font-size: 1.2rem;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 8px;
}

.openings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.opening-type {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px;
    background: var(--light-bg);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.opening-type:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.opening-type label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 10px;
    text-align: center;
}

.opening-counter {
    display: flex;
    align-items: center;
    gap: 8px;
}

.opening-count {
    min-width: 25px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* Styles pour les choix de protection et surveillance */
.protection-choices, .surveillance-choices {
    display: grid;
    gap: 15px;
    margin: 20px 0;
}

.protection-choice, .surveillance-choice {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: all 0.3s ease;
}

.protection-choice:hover, .surveillance-choice:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(44, 90, 160, 0.1);
}

.choice-label {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    gap: 8px;
}

.choice-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 15px;
    accent-color: var(--primary-color);
}

.choice-text {
    font-weight: 600;
    color: var(--text-color);
    font-size: 1.1rem;
}

.choice-description {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: italic;
    margin-left: 35px;
}

/* Styles pour les accessoires */
.accessories-choices {
    display: grid;
    gap: 15px;
    margin: 20px 0;
}

.accessory-choice {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
}

.accessory-choice:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(44, 90, 160, 0.1);
}

/* Styles pour les infobulles */
.info-tooltip {
    position: relative;
    display: inline-block;
    margin-left: 10px;
}

.tooltip-icon {
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: help;
    transition: all 0.3s ease;
}

.tooltip-icon:hover {
    background: var(--accent-color);
    transform: scale(1.1);
}

.tooltip-content {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-color);
    color: var(--white);
    padding: 15px;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    line-height: 1.4;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    min-width: 250px;
    white-space: normal;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.tooltip-content::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--text-color);
}

.info-tooltip:hover .tooltip-content {
    opacity: 1;
    visibility: visible;
}

/* Styles pour le formulaire de contact */
.contact-form {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

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

.form-group label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #d0d0d0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-group input:not(:focus):not(:placeholder-shown),
.form-group textarea:not(:focus):not(:placeholder-shown) {
    border-color: #b0b0b0;
    background-color: #ffffff;
}

.form-group input:placeholder-shown,
.form-group textarea:placeholder-shown {
    border-color: #c0c0c0;
    background-color: #f8f8f8;
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: #a0a0a0;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
}

.checkmark {
    color: var(--text-muted);
}

.checkbox-label:hover .checkmark {
    color: var(--primary-color);
}

/* Responsive pour le formulaire */
@media (max-width: 1024px) {
    /* Écrans 13 pouces et tablettes */
    .form-row {
        gap: 20px;
    }
    
    .contact-form {
        padding: 25px;
    }
    
    .question-container {
        padding: 25px 20px;
    }
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .contact-form {
        padding: 20px;
    }
}

/* Styles pour la lightbox */
.lightbox {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    position: relative;
    background: var(--white);
    margin: 5% auto;
    padding: 0;
    width: 90%;
    max-width: 800px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: lightboxFadeIn 0.3s ease;
}

@keyframes lightboxFadeIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

.lightbox-close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--text-muted);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
    transition: color 0.3s ease;
}

.lightbox-close:hover {
    color: var(--primary-color);
}

.lightbox-header {
    padding: 30px 30px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lightbox-header h3 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.8rem;
}

.lightbox-price {
    background: var(--accent-color);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 1.2rem;
}

.lightbox-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding: 30px;
}

.lightbox-image {
    text-align: center;
}

.lightbox-image img {
    max-width: 100%;
    max-height: 300px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.lightbox-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.lightbox-description {
    font-size: 1.1rem;
    color: var(--text-color);
    line-height: 1.6;
}

.lightbox-features h4 {
    color: var(--primary-color);
    margin: 0 0 15px 0;
    font-size: 1.2rem;
}

.lightbox-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.lightbox-features li {
    padding: 8px 0;
    border-bottom: 1px solid var(--light-bg);
    color: var(--text-color);
    position: relative;
    padding-left: 25px;
}

.lightbox-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.lightbox-features li:last-child {
    border-bottom: none;
}

/* Responsive lightbox */
@media (max-width: 768px) {
    .lightbox-content {
        margin: 10% auto;
        width: 95%;
    }
    
    .lightbox-body {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }
    
    .lightbox-header {
        padding: 20px;
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

/* Solutions */
.solutions {
    padding: 80px 0;
    background: var(--white);
}

.solutions h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 2.5rem;
    color: var(--text-color);
}

.solutions-intro {
    text-align: center;
    margin-bottom: 50px;
    font-size: 1.2rem;
    color: var(--gray-medium);
    font-style: italic;
}

.solutions-intro-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

.solutions-intro-text h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.solutions-intro-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.step-text {
    font-size: 1rem;
    color: var(--text-color);
    font-weight: 500;
}

.cta-section {
    margin-top: 40px;
}

.cta-section .btn {
    font-size: 1.1rem;
    padding: 15px 30px;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* FAQ */
.faq {
    padding: 80px 0;
    background: var(--bg-color);
}

.faq h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    color: var(--text-color);
}

.faq-item {
    background: var(--white);
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.faq-question {
    padding: 20px;
    background: var(--primary-color);
    color: var(--white);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.faq-question:hover {
    background: #c0392b;
}

.faq-answer {
    padding: 20px;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Contact */
.contact {
    padding: 80px 0;
    background: var(--secondary-color);
    color: var(--white);
    text-align: center;
}

.contact h2 {
    margin-bottom: 20px;
    font-size: 2.5rem;
}

.contact p {
    margin-bottom: 40px;
    font-size: 1.2rem;
    opacity: 0.9;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

/* Footer */
.footer {
    background: var(--gray-dark);
    color: var(--white);
    text-align: center;
    padding: 30px 0;
}

/* Responsive */
@media (max-width: 1024px) {
    /* Écrans 13 pouces et tablettes */
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        gap: 40px;
    }
    
    .question-container {
        padding: 30px 25px;
    }
    
    .question-container h2 {
        font-size: 1.8rem;
    }
    
    .question-container h3 {
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .nav-links {
        display: none;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 20px;
    }
    
    .question-actions {
        flex-direction: column;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Styles pour les cartes de sélection (Interface Ajax Style) */
.card-selection-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.selection-card {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 18px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 200px;
    box-shadow: var(--box-shadow);
}

.selection-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.selection-card.selected {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), #c0392b);
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.3);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    color: var(--primary-color);
    transition: var(--transition);
}

.selection-card.selected .card-icon {
    color: var(--white);
    transform: scale(1.1);
}

.card-content h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-color);
}

.selection-card.selected .card-content h3 {
    color: var(--white);
}

.card-content p {
    font-size: 0.95rem;
    color: var(--gray-medium);
    line-height: 1.5;
}

.selection-card.selected .card-content p {
    color: rgba(255, 255, 255, 0.9);
}

.card-selection-indicator {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 30px;
    height: 30px;
    border: 2px solid var(--gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    opacity: 0;
}

.selection-card.selected .card-selection-indicator {
    background: var(--white);
    border-color: var(--white);
    opacity: 1;
}

.card-selection-indicator i {
    font-size: 0.8rem;
    color: var(--primary-color);
}

.question-description {
    font-size: 1.1rem;
    color: var(--gray-medium);
    text-align: center;
    margin: 15px 0 30px 0;
    line-height: 1.6;
}

/* Responsive pour les cartes */
@media (max-width: 1024px) {
    /* Écrans 13 pouces et tablettes */
    .card-selection-container {
        gap: 20px;
    }
    
    .selection-card {
        padding: 25px;
        min-height: 200px;
    }
    
    .selection-card h3 {
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    .card-selection-container {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .selection-card {
        padding: 20px;
        min-height: 180px;
    }
    
    .card-icon {
        font-size: 2.5rem;
    }
    
    .card-content h3 {
        font-size: 1.2rem;
    }
}

/* Styles pour l'interface de configuration Ajax */
.ajax-configuration-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 20px 0;
}

.config-section {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 18px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.config-section:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.config-section-header {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.config-icon {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 3px;
}

.config-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 8px;
}

.config-info p {
    font-size: 0.95rem;
    color: var(--gray-medium);
    line-height: 1.5;
}

.config-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.config-btn {
    width: 45px;
    height: 45px;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.1rem;
}

.config-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.config-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.config-btn:disabled:hover {
    background: var(--white);
    color: var(--primary-color);
}

.config-increase,
.config-decrease {
    width: 45px;
    height: 45px;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.1rem;
}

.config-increase:hover,
.config-decrease:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.config-increase:disabled,
.config-decrease:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.config-increase:disabled:hover,
.config-decrease:disabled:hover {
    background: var(--white);
    color: var(--primary-color);
}

.config-value {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.config-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.config-unit {
    font-size: 0.9rem;
    color: var(--gray-medium);
    margin-top: 5px;
}

/* Responsive pour la configuration */
@media (max-width: 768px) {
    .config-section {
        padding: 20px;
    }
    
    .config-section-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .config-icon {
        font-size: 2rem;
        margin-top: 0;
    }
    
    .config-controls {
        gap: 15px;
    }
    
    .config-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .config-number {
        font-size: 2rem;
    }
}

/* Styles pour les catégories expandables */
.expandable-categories-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
}

.category-section {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
}

.category-section:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.category-section.expanded {
    border-color: var(--primary-color);
}

.category-header {
    display: flex;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    transition: var(--transition);
    background: var(--white);
}

.category-header:hover {
    background: var(--gray-light);
}

.category-section.expanded .category-header {
    background: var(--primary-color);
    color: var(--white);
}

.category-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-right: 15px;
    flex-shrink: 0;
}

.category-section.expanded .category-icon {
    color: var(--white);
}

.category-title {
    flex: 1;
}

.category-title h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-color);
}

.category-section.expanded .category-title h3 {
    color: var(--white);
}

.category-toggle {
    font-size: 1.2rem;
    color: var(--gray-medium);
    transition: var(--transition);
}

.category-section.expanded .category-toggle {
    color: var(--white);
}

.category-content {
    padding: 0 25px 20px 25px;
    background: var(--white);
}

.category-option {
    margin-bottom: 15px;
}

.category-option:last-child {
    margin-bottom: 0;
}

.option-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    padding: 10px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.option-label:hover {
    background: var(--gray-light);
}

.option-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-medium);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
    transition: var(--transition);
}

.option-label input[type="checkbox"] {
    display: none;
}

.option-label input[type="checkbox"]:checked + .option-checkbox {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.option-label input[type="checkbox"]:checked + .option-checkbox::after {
    content: '✓';
    color: var(--white);
    font-size: 0.8rem;
    font-weight: bold;
}

.option-content {
    flex: 1;
}

.option-title {
    display: block;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 4px;
}

.option-description {
    display: block;
    font-size: 0.9rem;
    color: var(--gray-medium);
    line-height: 1.4;
}

/* Responsive pour les catégories */
@media (max-width: 768px) {
    .category-header {
        padding: 15px 20px;
    }
    
    .category-content {
        padding: 0 20px 15px 20px;
    }
    
    .category-icon {
        font-size: 1.5rem;
        margin-right: 12px;
    }
    
    .category-title h3 {
        font-size: 1.1rem;
    }
    
    .option-label {
        padding: 8px;
        gap: 10px;
    }
}

/* Styles pour les fonctionnalités supplémentaires */
.additional-features-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 12px;
    margin: 20px 0;
}

/* Masquer les inputs radio et checkbox dans les feature-cards */
.feature-card input[type="radio"],
.feature-card input[type="checkbox"] {
    display: none;
}

.feature-card {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    cursor: pointer;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.feature-card.selected {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.05), rgba(231, 76, 60, 0.1));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.2);
}

.feature-label {
    display: block;
    cursor: pointer;
    padding: 0;
    margin: 0;
}

.feature-label input[type="checkbox"] {
    display: none;
}

.feature-content {
    display: flex;
    align-items: center;
    padding: 20px;
    gap: 15px;
}

.feature-icon {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(231, 76, 60, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.feature-card.selected .feature-icon {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.feature-info {
    flex: 1;
}

.feature-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 8px 0;
    line-height: 1.3;
}

.feature-card.selected .feature-info h3 {
    color: var(--primary-color);
}

.feature-info p {
    font-size: 0.9rem;
    color: var(--gray-medium);
    margin: 0;
    line-height: 1.4;
}

.feature-checkbox {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border: 2px solid var(--gray-medium);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    background: var(--white);
}

.feature-card.selected .feature-checkbox {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.feature-card.selected .feature-checkbox::after {
    content: '✓';
    color: var(--white);
    font-size: 0.8rem;
    font-weight: bold;
}

.checkbox-indicator {
    display: none;
}

/* Responsive pour les fonctionnalités supplémentaires */
@media (max-width: 1024px) {
    /* Écrans 13 pouces et tablettes */
    .additional-features-container {
        gap: 15px;
    }
    
    .feature-content {
        padding: 18px;
        gap: 15px;
    }
    
    .feature-text h3 {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .additional-features-container {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .feature-content {
        padding: 15px;
        gap: 12px;
    }
    
    .feature-icon {
        font-size: 1.5rem;
        width: 40px;
        height: 40px;
    }
    
    .feature-info h3 {
        font-size: 1rem;
    }
    
    .feature-info p {
        font-size: 0.85rem;
    }
}

/* Styles pour l'interface de configuration Ajax */
.ajax-system-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.ajax-system-header h2 {
    margin: 0;
    font-size: 1.8rem;
    color: var(--text-color);
}

.system-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.demo-banner {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid var(--secondary-color);
    border-radius: var(--border-radius);
    padding: 15px 20px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.demo-banner i {
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.demo-link {
    color: var(--secondary-color);
    text-decoration: underline;
    font-weight: 500;
}

.ajax-system-container {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    margin-bottom: 20px;
}

/* Anciens styles d'onglets supprimés - remplacés par les nouveaux styles modernes */

.system-content {
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 15px;
}

.device-card {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: var(--transition);
    position: relative;
    display: block;
}

.device-card:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.device-image {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-light);
    border-radius: var(--border-radius);
}

.device-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.device-placeholder {
    color: var(--gray-medium);
    font-size: 1.5rem;
}

.device-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--text-color);
}

.device-info p {
    font-size: 0.9rem;
    color: var(--gray-medium);
    margin: 0 0 15px 0;
    line-height: 1.4;
}

.device-colors {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
}

.color-option {
    width: 24px;
    height: 24px;
    border: 2px solid var(--gray-light);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.color-option.selected {
    border-color: var(--primary-color);
}

.color-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
}

.color-dot.noir {
    background: #2c3e50;
}

.color-dot.blanc {
    background: #ecf0f1;
    border: 1px solid #bdc3c7;
}

.device-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.device-quantity {
    display: flex;
    align-items: center;
    gap: 10px;
}

.quantity-btn {
    width: 30px;
    height: 30px;
    border: 1px solid var(--gray-medium);
    background: var(--white);
    color: var(--gray-medium);
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.quantity-value {
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.device-price {
    text-align: right;
}

.price-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.price-note {
    font-size: 0.8rem;
    color: var(--gray-medium);
}

.device-remove {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 30px;
    height: 30px;
    border: none;
    background: var(--danger-color);
    color: var(--white);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    opacity: 0;
}

.device-card:hover .device-remove {
    opacity: 1;
}

.device-remove:hover {
    background: #c0392b;
    transform: scale(1.1);
}

.system-summary {
    background: var(--gray-light);
    padding: 20px;
    border-radius: var(--border-radius);
    text-align: right;
}

.summary-total {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 15px;
}

.total-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.total-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Responsive pour l'interface Ajax */
@media (max-width: 1024px) {
    /* Écrans 13 pouces et tablettes */
    .ajax-system-header {
        gap: 20px;
    }
    
    .system-actions {
        gap: 15px;
    }
    
    .devices-grid {
        gap: 20px;
    }
    
    .device-card {
        padding: 20px;
    }
}

@media (max-width: 768px) {
    .ajax-system-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .system-actions {
        width: 100%;
        justify-content: center;
    }
    
    /* Anciens styles responsives supprimés */
    
    .system-content {
        grid-template-columns: 1fr;
        padding: 15px;
        gap: 15px;
    }
    
    .device-card {
        padding: 15px;
    }
    
    .device-actions {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }
    
    .device-quantity {
        justify-content: center;
    }
}

/* Styles pour l'overlay de contact */
.contact-overlay-trigger {
    margin: 20px 0;
}

.contact-preview {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.contact-preview:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.1);
}

.contact-preview-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.contact-preview-content h3 {
    font-size: 1.3rem;
    color: var(--text-color);
    margin: 0 0 10px 0;
}

.contact-preview-content p {
    color: var(--gray-medium);
    margin: 0 0 20px 0;
    line-height: 1.5;
}

.contact-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.contact-overlay.show {
    display: flex;
}

.contact-overlay-content {
    background: var(--white);
    border-radius: var(--border-radius);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contact-overlay-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 1px solid var(--gray-light);
    background: var(--gray-light);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.contact-overlay-header h3 {
    margin: 0;
    color: var(--text-color);
    font-size: 1.3rem;
}

.close-overlay {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-medium);
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.close-overlay:hover {
    background: var(--danger-color);
    color: var(--white);
}

.contact-form-container {
    padding: 30px;
}

.contact-overlay-actions {
    padding: 20px 30px 30px 30px;
    border-top: 1px solid var(--gray-light);
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    background: var(--gray-light);
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* Amélioration de la cohérence CSS globale */
.question-description {
    font-size: 1.1rem;
    color: var(--gray-medium);
    text-align: center;
    margin-bottom: 30px;
    line-height: 1.6;
}


/* Responsive pour l'overlay de contact */
@media (max-width: 1024px) {
    /* Écrans 13 pouces et tablettes */
    .contact-overlay {
        padding: 15px;
    }
    
    .contact-overlay-content {
        max-height: 85vh;
        max-width: 550px;
    }
    
    .contact-overlay-header,
    .contact-form-container {
        padding: 25px;
    }
    
    .contact-overlay-actions {
        padding: 20px 25px 25px 25px;
    }
}

@media (max-width: 768px) {
    /* Tablettes et mobiles */
    .contact-overlay {
        padding: 10px;
    }
    
    .contact-overlay-content {
        max-height: 95vh;
        max-width: 100%;
        width: 95%;
    }
    
    .contact-overlay-header,
    .contact-form-container {
        padding: 20px;
    }
    
    .contact-overlay-actions {
        padding: 20px 20px 30px 20px;
        flex-direction: column;
    }
    
    .contact-overlay-actions .btn {
        width: 100%;
        justify-content: center;
        padding: 14px 20px;
        font-size: 0.95rem;
    }
    
    .question-container {
        padding: 20px 15px;
    }
    
    .question-container h2 {
        font-size: 1.5rem;
    }
    
    .question-container h3 {
        font-size: 1.3rem;
    }
    
    .question-navigation {
        gap: 15px;
    }
    
    .question-navigation .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    /* Mobiles petits */
    .contact-overlay {
        padding: 5px;
    }
    
    .contact-overlay-content {
        max-height: 98vh;
        width: 98%;
        padding: 15px;
    }
    
    .contact-overlay-header,
    .contact-form-container {
        padding: 15px;
    }
    
    .contact-overlay-actions {
        padding: 15px 15px 20px 15px;
    }
    
    .contact-header h2 {
        font-size: 1.4rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 12px;
        font-size: 0.9rem;
    }
}

/* Motivational messages */
.motivational-message {
    background: rgba(52, 152, 219, 0.1);
    border-left: 4px solid var(--secondary-color);
    padding: 12px 16px;
    margin-bottom: 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-style: italic;
    font-size: 0.9rem;
}

/* Styles pour les cartes de solution */
.solution-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 1px solid #e9ecef;
    position: relative;
}

.solution-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.solution-card.recommended {
    border: 2px solid var(--primary-color);
    box-shadow: 0 4px 20px rgba(231, 76, 60, 0.2);
}

.recommended-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--primary-color);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.solution-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e9ecef;
}

.solution-title h3 {
    font-size: 1.5rem;
    color: var(--text-color);
    margin: 0 0 5px 0;
    font-weight: 700;
}

.solution-level {
    font-size: 0.9rem;
    color: var(--gray-medium);
    background: var(--gray-light);
    padding: 4px 8px;
    border-radius: 12px;
    display: inline-block;
}

.solution-price {
    text-align: right;
}

.price-amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.price-note {
    font-size: 0.8rem;
    color: var(--gray-medium);
}

.solution-description {
    color: var(--gray-medium);
    margin-bottom: 25px;
    line-height: 1.6;
    font-size: 1rem;
}

.solution-features h4 {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.equipment-list {
    background: var(--gray-light);
    border-radius: var(--border-radius);
    padding: 15px;
    margin-bottom: 20px;
}

.equipment-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.equipment-item:last-child {
    border-bottom: none;
}

.equipment-quantity {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    min-width: 30px;
    text-align: center;
}

.equipment-details {
    flex: 1;
}

.equipment-name {
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.9rem;
}

.equipment-price {
    color: var(--gray-medium);
    font-size: 0.8rem;
}

.solution-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.solution-actions .btn {
    flex: 1;
    max-width: 150px;
}

.no-solutions-icon {
    font-size: 3rem;
    color: var(--warning-color);
    margin-bottom: 20px;
}

.no-solutions h3 {
    font-size: 1.5rem;
    color: var(--text-color);
    margin-bottom: 10px;
}

/* Styles pour l'affichage du prix dans la question 6 */
.price-display {
    background: var(--gray-light);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-top: 30px;
    border: 2px solid var(--primary-color);
}

.price-summary {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--primary-color);
}

.price-summary h3 {
    color: var(--text-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.price-total {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-note {
    font-size: 1rem;
    color: var(--gray-medium);
    font-weight: 500;
}

.price-details h4 {
    color: var(--text-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.price-composition {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 15px;
    margin-bottom: 20px;
}

.price-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

.price-item:last-child {
    border-bottom: none;
}

.price-quantity {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    min-width: 30px;
    text-align: center;
}

.price-name {
    flex: 1;
    font-weight: 500;
    color: var(--text-color);
}

.price-item-price {
    font-weight: 600;
    color: var(--primary-color);
}

/* Styles pour les kits */
.kit-item {
    font-weight: 600;
    background: rgba(231, 76, 60, 0.05);
    padding: 10px;
    border-radius: 5px;
    margin: 5px 0;
}

.kit-content {
    padding-left: 20px;
    font-size: 0.9rem;
    color: var(--gray-medium);
    border-bottom: 1px solid rgba(231, 76, 60, 0.1);
}

.kit-content .price-name {
    font-style: italic;
}

/* Badge pour les équipements extérieurs */
.exterior-badge {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 4px rgba(39, 174, 96, 0.3);
}

/* Affichage du pack dans l'onglet "Tous" */
.kit-display-tous {
    width: 100%;
    margin-bottom: 20px;
}

.kit-card {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.1);
}

.kit-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.kit-header h3 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 600;
}

.kit-price {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
}

.kit-description {
    margin: 0 0 15px 0;
    color: var(--gray-medium);
    font-style: italic;
}

.kit-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.kit-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: white;
    border-radius: 6px;
    border-left: 4px solid var(--primary-color);
}

.kit-item-name {
    font-weight: 500;
    color: var(--gray-dark);
}

.kit-item-price {
    font-weight: 600;
    color: var(--primary-color);
}

.price-actions {
    text-align: center;
}

/* Styles pour la configuration Ajax (Question 6) */
.ajax-system-config {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
}

/* Styles modernes pour les onglets */
.system-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 30px;
    background: var(--white);
    border-radius: 12px;
    padding: 6px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-light);
    overflow-x: auto;
    overflow-y: visible;
    position: relative;
}

.tab-button {
    background: transparent;
    border: none;
    padding: 14px 24px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 600;
    color: var(--gray-medium);
    font-size: 0.95rem;
    white-space: nowrap;
    flex-shrink: 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
}

.tab-button:hover {
    background: rgba(255, 107, 53, 0.08);
    color: var(--primary-color);
    transform: translateY(-1px);
}

.tab-button.active {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
    transform: translateY(-1px);
}

.tab-button.active::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid var(--primary-color);
}

/* Animation pour le changement d'onglet */
.tab-button {
    position: relative;
    overflow: hidden;
}

.tab-button::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.tab-button:hover::after {
    left: 100%;
}

/* Styles pour la section des centrales */
.centrales-section {
    margin-bottom: 30px;
}

.section-header {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--gray-light);
}

.section-header h4 {
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0 0 5px 0;
}

.section-header p {
    color: var(--gray-medium);
    font-size: 0.9rem;
    margin: 0;
}

.current-hub {
    background: var(--gray-light);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 25px;
    border-left: 4px solid var(--primary-color);
}

.hub-info {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-color);
    font-weight: 500;
}

.hub-info i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.hub-upgrade-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.hub-upgrade-card {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: var(--transition);
    position: relative;
}

.hub-upgrade-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.hub-upgrade-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
}

.hub-upgrade-header h5 {
    color: var(--text-color);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    flex: 1;
}

.hub-price {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 700;
    margin-left: 15px;
}

.hub-description {
    color: var(--gray-medium);
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0 0 15px 0;
}

.hub-upgrade-actions {
    display: flex;
    justify-content: center;
}

/* Responsive pour les onglets */
@media (max-width: 1024px) {
    /* Écrans 13 pouces et tablettes */
    .system-tabs {
        padding: 6px;
        margin-bottom: 25px;
    }
    
    .tab-button {
        padding: 14px 18px;
        font-size: 0.95rem;
        min-width: 110px;
    }
}

@media (max-width: 768px) {
    .system-tabs {
        padding: 4px;
        margin-bottom: 20px;
        border-radius: 8px;
    }
    
    .tab-button {
        padding: 12px 16px;
        font-size: 0.9rem;
        min-width: 100px;
    }
    
    .tab-button.active::before {
        display: none; /* Masquer la flèche sur mobile */
    }
}

@media (max-width: 480px) {
    .system-tabs {
        gap: 2px;
        padding: 2px;
    }
    
    .tab-button {
        padding: 10px 12px;
        font-size: 0.85rem;
        min-width: 80px;
        border-radius: 6px;
    }
}

.devices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

/* Amélioration pour l'onglet "Tous" - grille plus compacte */
.tab-content[data-tab="tous_dispositifs"] .devices-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 15px;
}


.device-card.selected {
    border-color: #28a745;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.2);
}

.device-card.selected .device-price {
    color: #28a745;
    font-weight: 600;
}

/* Styles pour les cartes de centrales */
.hub-upgrade-card {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: var(--transition);
    position: relative;
    display: block;
}

.hub-upgrade-card.selected {
    border-color: #28a745;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.2);
}

.hub-upgrade-card.selected .hub-price {
    color: #28a745;
    font-weight: 600;
}

/* Classe pour masquer les équipements */
.device-card.hidden {
    display: none !important; /* Force le masquage */
}

/* Classe générale pour masquer */
.hidden {
    display: none !important;
}

/* Message quand aucun équipement n'est sélectionné */
.empty-message {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px 20px;
    background: #f8f9fa;
    border-radius: 10px;
    border: 2px dashed #dee2e6;
}

.empty-message-content {
    max-width: 400px;
    margin: 0 auto;
}

.empty-message-content i {
    font-size: 48px;
    color: #6c757d;
    margin-bottom: 20px;
}

.empty-message-content h3 {
    color: #495057;
    margin-bottom: 10px;
}

.empty-message-content p {
    color: #6c757d;
    margin: 0;
}

.device-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.device-image {
    width: 80px;
    height: 80px;
    background: var(--gray-light);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.device-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.device-info h3 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 8px;
    font-weight: 600;
}

.device-info p {
    color: var(--gray-medium);
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 15px;
}

.device-price {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 15px;
}

.device-price .price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.device-price .price-note {
    font-size: 0.8rem;
    color: var(--gray-medium);
}

.device-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.device-quantity {
    display: flex;
    align-items: center;
    gap: 8px;
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.quantity-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.quantity-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.quantity-value {
    font-weight: 600;
    color: var(--text-color);
    min-width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

/* Styles pour la grille des solutions */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

/* Styles pour l'overlay de contact - Version consolidée */

.contact-header {
    margin-bottom: 25px;
    position: relative;
}

.contact-header h2 {
    font-size: 1.6rem;
    color: var(--text-color);
    margin-bottom: 10px;
}

.btn-close {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--gray-medium);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-close:hover {
    background: var(--danger-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

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

.form-group input,
.form-group textarea {
    padding: 12px 15px;
    border: 2px solid #d0d0d0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-group input:not(:focus):not(:placeholder-shown) {
    border-color: #a0a0a0;
    background: #f8f9fa;
}

.form-group input:placeholder-shown {
    border-color: #d0d0d0;
    background: var(--white);
}

.form-group input:hover {
    border-color: #b0b0b0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    margin: 0;
    width: auto;
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* Styles manquants pour les nouvelles classes */
.config-value-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.feature-text {
    flex: 1;
}

.feature-text h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 5px 0;
    color: var(--text-color);
}

.feature-text p {
    font-size: 0.9rem;
    color: var(--gray-medium);
    margin: 0;
    line-height: 1.4;
}

/* Styles pour les options des catégories */
.category-option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
}

.category-option:hover {
    background: var(--gray-light);
}

.category-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.option-text {
    flex: 1;
}

.option-text strong {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 5px;
}

.option-text .option-description {
    display: block;
    font-size: 0.9rem;
    color: var(--gray-medium);
    line-height: 1.4;
}

/* Styles pour les résultats de devis */
.results-header {
    text-align: center;
    margin-bottom: 40px;
}

.results-header h2 {
    font-size: 2.2rem;
    color: var(--text-color);
    margin-bottom: 15px;
}

.no-solutions {
    text-align: center;
    padding: 60px 20px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.no-solutions p {
    font-size: 1.2rem;
    color: var(--gray-medium);
    margin: 0;
}

/* Styles pour l'overlay de contact - Version finale consolidée */
.contact-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    backdrop-filter: blur(5px);
}

/* Améliorations pour les inputs du formulaire de contact */
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.contact-form input[type="text"]:focus,
.contact-form input[type="email"]:focus,
.contact-form input[type="tel"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.contact-form input:valid {
    border-color: var(--success-color, #27ae60);
}

.contact-form input:invalid:not(:placeholder-shown) {
    border-color: var(--error-color, #e74c3c);
}

.contact-form input:invalid:not(:placeholder-shown) + .error-message {
    display: block;
    color: var(--error-color, #e74c3c);
    font-size: 0.875rem;
    margin-top: 5px;
}

/* Styles pour les placeholders */
.contact-form input::placeholder {
    color: var(--gray-medium);
    opacity: 0.7;
}

/* Animation pour les inputs */
.contact-form input {
    transition: all 0.3s ease;
}

.contact-form input:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.15);
}

.contact-overlay.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.contact-overlay-content {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { 
        transform: translateY(-50px);
        opacity: 0;
    }
    to { 
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive pour le formulaire de contact */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .contact-overlay-content {
        padding: 20px;
        margin: 20px;
    }
}

/* Styles pour le bouton de lancement du questionnaire */
.expert-alarme-launcher {
    text-align: center;
    padding: 40px 20px;
    background: transparent;
    border-radius: var(--border-radius);
    margin: 20px 0;
}

.expert-alarme-launcher .cta-button {
    background: linear-gradient(135deg, var(--primary-color), #c0392b);
    color: var(--white);
    border: none;
    padding: 20px 40px;
    font-size: 1.3rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.3);
    position: relative;
    overflow: hidden;
}

.expert-alarme-launcher .cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.expert-alarme-launcher .cta-button:hover::before {
    left: 100%;
}

.expert-alarme-launcher .cta-button:hover {
    background: linear-gradient(135deg, #c0392b, var(--primary-color));
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(231, 76, 60, 0.4);
}

.expert-alarme-launcher .cta-button:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.3);
}

.expert-alarme-launcher .cta-button i {
    font-size: 1.5rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Responsive pour le bouton de lancement */
@media (max-width: 768px) {
    .expert-alarme-launcher {
        padding: 30px 15px;
    }
    
    .expert-alarme-launcher .cta-button {
        padding: 18px 35px;
        font-size: 1.2rem;
        gap: 12px;
    }
    
    .expert-alarme-launcher .cta-button i {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .expert-alarme-launcher {
        padding: 25px 10px;
    }
    
    .expert-alarme-launcher .cta-button {
        padding: 16px 30px;
        font-size: 1.1rem;
        gap: 10px;
        letter-spacing: 0.5px;
    }
    
    .expert-alarme-launcher .cta-button i {
        font-size: 1.2rem;
    }
}