/* ============================================
   LANDING PAGE INSTALLATION CHAUFFE-EAU
   TEPLOENERGIES - Mobile First Responsive
   ============================================ */

/* Variables CSS */
:root {
    /* Couleurs charte TEPLOENERGIES */
    --color-primary: #0066CC;
    --color-secondary: #00AA66;
    --color-cta: #FF6600;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-bg-white: #FFFFFF;
    --color-bg-light: #F8F8F8;
    --color-bg-dark: #1a1a1a;
    --color-success: #00AA66;
    --color-warning: #FF9900;
    --color-error: #CC0000;
    
    /* Typographie */
    --font-heading: 'Plus Jakarta Sans', 'Helvetica', 'Arial', sans-serif;
    --font-body: 'Plus Jakarta Sans', 'Helvetica', 'Arial', sans-serif;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Breakpoints */
    --breakpoint-tablet: 768px;
    --breakpoint-desktop: 1024px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ============================================
   NAVIGATION STICKY
   ============================================ */
.nav-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-bg-white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: box-shadow var(--transition-normal);
}

.nav-header-scrolled {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo img {
    height: 30px;
    width: auto;
}

.nav-contact {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

.nav-phone svg {
    flex-shrink: 0;
}

.btn-cta-primary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--color-cta);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    white-space: nowrap;
}

.btn-cta-primary:hover {
    background-color: #E55A00;
    transform: translateY(-1px);
}

@media (max-width: 767px) {
    .nav-container {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .nav-contact {
        width: 100%;
        justify-content: space-between;
    }
    
    .btn-cta-primary {
        font-size: 0.85rem;
        padding: 0.65rem 1.2rem;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    background: linear-gradient(135deg, #E8F4F8 0%, #F0F9FB 100%);
    padding: var(--spacing-xl) 0;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text {
    text-align: center;
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background-color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    font-size: 0.9rem;
}

.badge-icon {
    font-size: 1.2rem;
}

.badge-text {
    font-weight: 500;
    color: var(--color-text);
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-hero {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--color-cta);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    box-shadow: 0 4px 12px rgba(255, 102, 0, 0.3);
}

.btn-hero:hover {
    background-color: #E55A00;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 102, 0, 0.4);
}

.hero-phone-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.phone-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.phone-link:hover {
    text-decoration: underline;
}

/* Review Widget Google */
.review-widget-container {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.5rem 0;
    text-decoration: none;
}

.review-widget {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px 20px 8px 10px;
    background-color: white;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.review-widget:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.review-widget img {
    margin-right: 10px;
}

.reviews-average {
    font-size: 20px;
    color: #F59E0B;
    font-weight: 900;
    line-height: 1;
    margin-left: 6px;
}

.stars {
    color: #F59E0B;
    line-height: 0;
    margin: 0 10px 1px 10px;
    font-size: 22px;
    letter-spacing: 3px;
}

.reviews-counts {
    color: var(--color-text);
    font-size: 15px;
    font-weight: 900;
}

.hero-image {
    width: 100%;
    max-width: 600px;
    text-align: center;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.hero-image-caption {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: italic;
}

@media (min-width: 1024px) {
    .hero-content {
        flex-direction: row;
        align-items: center;
        text-align: left;
    }
    
    .hero-text {
        flex: 1;
        text-align: left;
    }
    
    .hero-image {
        flex: 1;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-badges {
        justify-content: center;
    }
    
    .hero-cta {
        align-items: flex-start;
    }
}

/* ============================================
   SECTIONS G+ëN+ëRALES
   ============================================ */
.section {
    padding: var(--spacing-xxl) 0;
}

.section-white {
    background-color: var(--color-bg-white);
}

.section-light {
    background-color: var(--color-bg-light);
}

.section-form {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.section-form .section-title {
    color: white;
}

.section-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.7;
}

.section-form .section-intro {
    color: rgba(255, 255, 255, 0.95);
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ============================================
   CARDS & GRID
   ============================================ */
.cards-grid {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.cards-3 {
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .cards-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.card {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.card-text {
    color: var(--color-text-light);
    line-height: 1.7;
}

.card-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: var(--spacing-sm) 0;
}

.card-note {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: italic;
    margin-top: var(--spacing-sm);
}

/* ============================================
   TIP BOX & CALL OUTS
   ============================================ */
.tip-box {
    background-color: #FFF9E6;
    border-left: 4px solid var(--color-warning);
    padding: var(--spacing-md);
    border-radius: 6px;
    margin: var(--spacing-xl) 0;
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.tip-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.tip-text {
    color: var(--color-text);
    line-height: 1.7;
    margin: 0;
}

.tip-box-pricing {
    background-color: #E8F4F8;
    border-left-color: var(--color-primary);
}

/* ============================================
   TABLEAU COMPARATIF
   ============================================ */
.comparison-table-wrapper {
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
    -webkit-overflow-scrolling: touch;
}

.comparison-table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.comparison-table thead {
    background-color: var(--color-primary);
    color: white;
}

.comparison-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    font-size: 0.95rem;
}

.comparison-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid #E5E5E5;
    color: var(--color-text);
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

.comparison-table tbody tr:hover {
    background-color: #F8F9FA;
}

.table-legend {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-md);
    font-style: italic;
}

/* ============================================
   TECHNOLOGIES ACCORDION
   ============================================ */
.technologies-accordion {
    margin: var(--spacing-xl) 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.tech-card {
    background-color: white;
    border-radius: 8px;
    padding: var(--spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.tech-card-warning {
    border-left: 4px solid var(--color-warning);
}

.tech-card-success {
    border-left: 4px solid var(--color-success);
}

.tech-card-premium {
    border-left: 4px solid var(--color-primary);
}

.tech-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.tech-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.tech-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text);
}

.tech-content {
    padding-left: calc(2rem + var(--spacing-sm));
}

.tech-for-who {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.tech-principle {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.tech-pros-cons {
    display: grid;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

@media (min-width: 768px) {
    .tech-pros-cons {
        grid-template-columns: 1fr 1fr;
    }
}

.tech-pros h4,
.tech-cons h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.tech-pros ul,
.tech-cons ul {
    list-style: none;
    padding-left: 0;
}

.tech-pros li,
.tech-cons li {
    padding-left: var(--spacing-md);
    position: relative;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-light);
    line-height: 1.6;
}

.tech-pros li::before {
    content: "Ô£ô";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.tech-cons li::before {
    content: "Ô£ù";
    position: absolute;
    left: 0;
    color: var(--color-error);
    font-weight: bold;
}

.tech-price {
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-sm) 0;
}

.tech-opinion {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-bg-light);
    border-radius: 6px;
    color: var(--color-text);
    line-height: 1.7;
}

/* ============================================
   CALLOUT BOX THERMODYNAMIQUE
   ============================================ */
.callout-box {
    background: linear-gradient(135deg, #E8F4F8 0%, #F0F9FB 100%);
    border: 2px solid var(--color-secondary);
    border-radius: 12px;
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.callout-thermodynamic {
    background: linear-gradient(135deg, #FFF9E6 0%, #FFFBF0 100%);
    border-color: var(--color-warning);
}

.callout-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.callout-intro {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    line-height: 1.7;
}

.callout-content {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.callout-item {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: 6px;
}

.callout-item h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.callout-item p,
.callout-item ul {
    color: var(--color-text-light);
    line-height: 1.7;
    margin: 0;
}

.callout-item ul {
    list-style: none;
    padding-left: 0;
}

.callout-item li {
    padding-left: var(--spacing-md);
    position: relative;
    margin-bottom: var(--spacing-xs);
}

.callout-item li::before {
    content: "ÔÇó";
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

.callout-cta {
    text-align: center;
}

/* ============================================
   CHECKLIST
   ============================================ */
.checklist {
    background-color: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-top: var(--spacing-xl);
}

.checklist-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.checklist-items {
    list-style: none;
    padding-left: 0;
    display: grid;
    gap: var(--spacing-sm);
}

.checklist-items li {
    padding-left: var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================
   WHY TEPLOENERGIES
   ============================================ */
.why-teplo-grid {
    display: grid;
    gap: var(--spacing-xl);
    align-items: start;
}

.why-teplo-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.why-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.why-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.why-content {
    flex: 1;
}

.why-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.why-text {
    color: var(--color-text-light);
    line-height: 1.7;
}

.why-teplo-image {
    text-align: center;
}

.why-teplo-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.map-iframe-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.map-iframe-container iframe {
    width: 100%;
    height: 400px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.why-image-caption {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: italic;
}

.certifications-logos {
    margin-top: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
}

.cert-logo {
    background-color: var(--color-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
}

.cert-text {
    font-size: 0.9rem;
    color: var(--color-text-light);
    width: 100%;
    text-align: center;
    margin-top: var(--spacing-xs);
}

@media (min-width: 1024px) {
    .why-teplo-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ============================================
   T+ëMOIGNAGES
   ============================================ */
.testimonials-grid {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.testimonial-stars {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.testimonial-type {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.stats-box {
    background-color: var(--color-bg-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
    margin: var(--spacing-xl) 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.stats-icon {
    font-size: 2rem;
}

.stats-text {
    font-size: 1.1rem;
    color: var(--color-text);
    margin: 0;
}

/* ============================================
   GRILLE TARIFAIRE
   ============================================ */
.pricing-table-wrapper {
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
    -webkit-overflow-scrolling: touch;
}

.pricing-table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.pricing-table thead {
    background-color: var(--color-secondary);
    color: white;
}

.pricing-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
}

.pricing-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid #E5E5E5;
    color: var(--color-text);
}

.pricing-table tbody tr:last-child td {
    border-bottom: none;
}

.pricing-table tbody tr:hover {
    background-color: #F8F9FA;
}

.capacity-info {
    font-size: 0.85rem;
    font-weight: normal;
    color: var(--color-text-light);
    display: block;
    margin-top: 0.25rem;
}

.pricing-included {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin: var(--spacing-xl) 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.pricing-included-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.pricing-included-list {
    list-style: none;
    padding-left: 0;
    display: grid;
    gap: var(--spacing-sm);
}

.pricing-included-list li {
    color: var(--color-text-light);
    line-height: 1.7;
}

.pricing-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: italic;
    margin-top: var(--spacing-lg);
}

/* ============================================
   AIDES FINANCI+êRES
   ============================================ */
.card-aide {
    text-align: center;
}

.example-box {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin: var(--spacing-xl) 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.example-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.example-text {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.example-list {
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.example-list li {
    color: var(--color-text-light);
    padding-left: var(--spacing-md);
    position: relative;
}

.example-list li::before {
    content: "";
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.example-total {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 2px solid var(--color-secondary);
    font-size: 1.1rem;
    color: var(--color-text) !important;
}

/* ============================================
   FAQ
   ============================================ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: white;
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    background-color: white;
    border: none;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--color-bg-light);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-left: var(--spacing-sm);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-answer p,
.faq-answer ul {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.7;
}

.faq-answer ul {
    list-style: none;
    padding-left: var(--spacing-md);
}

.faq-answer li {
    padding-left: var(--spacing-md);
    position: relative;
    margin-bottom: var(--spacing-xs);
}

.faq-answer li::before {
    content: "ÔÇó";
    position: absolute;
    left: 0;
    color: var(--color-secondary);
}

/* ============================================
   FORMULAIRE
   ============================================ */
.devis-form {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    max-width: 900px;
    margin: 0 auto;
}

.form-grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.form-section-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-bg-light);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
    font-size: 0.95rem;
}

.required {
    color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #E5E5E5;
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
    background-color: white;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-checkboxes {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.form-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.form-checkbox {
    margin-top: 0.3rem;
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox-label {
    font-size: 0.9rem;
    color: var(--color-text);
    line-height: 1.5;
    cursor: pointer;
}

.btn-form-submit {
    width: 100%;
    padding: 1rem 2rem;
    background-color: var(--color-cta);
    color: white;
    border: none;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    box-shadow: 0 4px 12px rgba(255, 102, 0, 0.3);
}

.btn-form-submit:hover {
    background-color: #E55A00;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 102, 0, 0.4);
}

.btn-form-submit:active {
    transform: translateY(0);
}

.form-reassurance {
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-md);
}

/* ============================================
   BOUTONS
   ============================================ */
.btn-primary {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    background-color: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.btn-primary:hover {
    background-color: #0055AA;
    transform: translateY(-1px);
}

.btn-secondary {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    background-color: var(--color-secondary);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.btn-secondary:hover {
    background-color: #009955;
    transform: translateY(-1px);
}

/* ============================================
   SECTION LOCALISATION
   ============================================ */
.section-location {
    text-align: center;
}

.location-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.location-text {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--color-bg-dark);
    color: white;
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: white;
}

.footer-logo img {
    filter: brightness(0) invert(1);
    margin-bottom: var(--spacing-sm);
}

.footer-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin: 0;
}

.footer-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: white;
    text-decoration: underline;
}

.footer-link-small {
    margin-top: var(--spacing-md);
}

.footer-certs {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-cert {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    width: fit-content;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

.footer-social-link:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-copyright {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* ============================================
   ACCESSIBILIT+ë & PERFORMANCE
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible pour accessibilit+® clavier */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Lazy loading images */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 767px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .devis-form {
        padding: var(--spacing-lg);
    }
    
    .tech-content {
        padding-left: 0;
    }
}