/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Palette basée sur le logo - Vert recyclage */
    --color-bg: #F7F8FA;
    --color-text: #1F2937;
    --color-accent-primary: #10B981;      /* Vert clair du logo */
    --color-accent-primary-dark: #059669; /* Vert moyen du logo */
    --color-accent-primary-darker: #047857; /* Vert foncé du logo */
    --color-accent-secondary: #9CA3AF;    /* Gris métallique foncé du logo */
    --color-accent-secondary-light: #D1D5DB; /* Gris métallique moyen */
    --color-accent-secondary-lighter: #F3F4F6; /* Gris métallique clair */
    --color-accent-dark: #1F2937;         /* Noir/gris foncé du logo */
    
    /* Couleurs utilitaires */
    --color-white: #FFFFFF;
    --color-border: #E5E7EB;
    --color-success: #10B981;
    --color-error: #EF4444;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Typography */
    --font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    
    /* Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-base: 0.2s ease-in-out;
    --transition-slow: 0.3s ease-in-out;
}

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

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

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

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(16px, 4vw, 40px);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    background-color: transparent;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: 2px;
}

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

.btn--primary:hover {
    background-color: var(--color-accent-primary-dark);
    border-color: var(--color-accent-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn--secondary {
    background-color: transparent;
    color: var(--color-accent-primary-dark);
    border-color: var(--color-accent-primary-dark);
}

.btn--secondary:hover {
    background-color: var(--color-accent-primary-dark);
    color: var(--color-white);
}

.btn--large {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

.btn--small {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
}

.btn__text {
    display: inline-block;
}

.btn__loader {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn--loading .btn__text {
    opacity: 0.7;
}

.btn--loading .btn__loader {
    display: inline-block;
}

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

/* ============================================
   COOKIE BANNER
   ============================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-xl);
    z-index: 10000;
    padding: var(--spacing-md);
    transform: translateY(100%);
    transition: transform var(--transition-slow);
}

.cookie-banner--visible {
    transform: translateY(0);
}

.cookie-banner__content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
}

.cookie-banner__text {
    flex: 1 1 300px;
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.cookie-banner__actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
    position: sticky;
    top: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    gap: var(--spacing-lg);
}

.nav__brand {
    flex-shrink: 0;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text);
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.nav__logo:hover {
    color: var(--color-accent-primary-dark);
}

.nav__logo-icon {
    flex-shrink: 0;
    height: auto;
    max-height: 80px;
    width: auto;
    object-fit: contain;
}

.nav__logo-text {
    white-space: nowrap;
}

.nav__menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav__link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent-primary);
    transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link:focus-visible {
    color: var(--color-accent-primary);
    outline: none;
}

.nav__link:hover::after,
.nav__link:focus-visible::after {
    width: 100%;
}

.nav__cta {
    margin-left: auto;
}

.nav__burger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    width: 32px;
    height: 32px;
    justify-content: center;
}

.nav__burger:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.nav__burger-line {
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-base);
    border-radius: 1px;
}

.nav__burger[aria-expanded="true"] .nav__burger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav__burger[aria-expanded="true"] .nav__burger-line:nth-child(2) {
    opacity: 0;
}

.nav__burger[aria-expanded="true"] .nav__burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    background-image: url('camion.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-white);
    padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(5, 150, 105, 0.75) 0%, rgba(31, 41, 55, 0.85) 100%);
    pointer-events: none;
    z-index: 0;
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

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

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-white);
}

.hero__title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.hero__subtitle {
    font-size: clamp(var(--font-size-lg), 2.5vw, var(--font-size-2xl));
    line-height: 1.5;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
    color: var(--color-white);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
}

/* ============================================
   SECTION HEADER
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header__title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.section-header__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    opacity: 0.7;
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(16, 185, 129, 0.2);
    border-color: var(--color-accent-primary);
}

.service-card__icon {
    margin-bottom: var(--spacing-md);
    color: var(--color-accent-primary);
    display: flex;
    justify-content: center;
    align-items: center;
}

.service-card__icon svg {
    width: 64px;
    height: 64px;
    display: block;
}

.service-card__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.service-card__description {
    color: var(--color-text);
    opacity: 0.8;
    line-height: 1.7;
}

/* ============================================
   MATIÈRES SECTION
   ============================================ */
.matieres {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-bg);
}

.matieres__illustration {
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.matieres__illustration svg {
    width: 100%;
    height: auto;
    max-height: 300px;
}

.matieres__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.matieres__category {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border-top: 4px solid var(--color-accent-primary);
    box-shadow: var(--shadow-md);
}

.matieres__category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
}

.matieres__category-header svg {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
}

.matieres__category-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-accent-primary-dark);
    margin: 0;
}

.matieres__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.matieres__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--color-text);
    line-height: 1.6;
    transition: transform var(--transition-base);
}

.matieres__item:hover {
    transform: translateX(4px);
}

.matieres__item svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
}

.matieres__item::before {
    display: none;
}

.matieres__cta {
    text-align: center;
}

/* ============================================
   PROCESS SECTION (TIMELINE)
   ============================================ */
.process {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.process__illustration {
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background-color: var(--color-bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
}

.process__illustration svg {
    width: 100%;
    height: auto;
    min-width: 800px;
    max-height: 250px;
}

.process__timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding-left: var(--spacing-xl);
}

.process__timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent-primary), var(--color-accent-primary-dark));
}

.process__step {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    padding-left: var(--spacing-xl);
}

.process__step:last-child {
    margin-bottom: 0;
}

.process__step::before {
    content: '';
    position: absolute;
    left: calc(var(--spacing-xl) * -1 - 11px);
    top: 0;
    width: 24px;
    height: 24px;
    background-color: var(--color-accent-primary);
    border: 4px solid var(--color-white);
    border-radius: 50%;
    box-shadow: 0 0 0 2px var(--color-accent-primary);
}

.process__step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: var(--color-accent-primary-dark);
    color: var(--color-white);
    border-radius: 50%;
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.process__step-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.process__step-description {
    color: var(--color-text);
    opacity: 0.8;
    line-height: 1.7;
}

/* ============================================
   CHIFFRES SECTION
   ============================================ */
.chiffres {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-bg);
}

.chiffres__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.chiffre-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--color-accent-primary);
}

.chiffre-card__number {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: 700;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1;
}

.chiffre-card__label {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    opacity: 0.8;
    font-weight: 500;
}

/* ============================================
   ENGAGEMENTS SECTION
   ============================================ */
.engagements {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.engagements__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.engagement-badge {
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--transition-base);
}

.engagement-badge:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent-primary-dark);
}

.engagement-badge__icon {
    margin-bottom: var(--spacing-md);
    color: var(--color-accent-primary);
}

.engagement-badge__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.engagement-badge__description {
    color: var(--color-text);
    opacity: 0.8;
    line-height: 1.7;
    font-size: var(--font-size-sm);
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-bg);
}

.faq__list {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-family);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    transition: background-color var(--transition-base);
}

.faq__question:hover,
.faq__question:focus-visible {
    background-color: var(--color-bg);
    outline: none;
}

.faq__question:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: -2px;
}

.faq__icon {
    flex-shrink: 0;
    margin-left: var(--spacing-md);
    transition: transform var(--transition-base);
    color: var(--color-accent-primary);
}

.faq__question[aria-expanded="true"] .faq__icon {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
    padding: 0 var(--spacing-lg);
}

.faq__question[aria-expanded="true"] + .faq__answer {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.faq__answer p {
    color: var(--color-text);
    opacity: 0.8;
    line-height: 1.7;
    padding-top: var(--spacing-sm);
}

/* ============================================
   CTA FINAL SECTION
   ============================================ */
.cta-final {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-accent-primary-dark) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
}

.cta-final__content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-final__title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--color-white);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.contact__wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-xl);
}

.contact__info-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xl);
}

.contact__item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    align-items: flex-start;
}

.contact__item-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg);
    border-radius: var(--radius-md);
    color: var(--color-accent-primary);
}

.contact__item-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact__item-text {
    color: var(--color-text);
    opacity: 0.8;
    line-height: 1.6;
}

.contact__link {
    color: var(--color-accent-primary-dark);
    text-decoration: none;
    transition: color var(--transition-base);
}

.contact__link:hover,
.contact__link:focus-visible {
    color: var(--color-accent-primary);
    text-decoration: underline;
    outline: none;
}

.contact__map {
    margin-top: var(--spacing-xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
    min-height: 300px;
    background-color: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    opacity: 0.6;
}

.contact__map iframe {
    width: 100%;
    height: 100%;
    min-height: 300px;
    border: none;
}

/* ============================================
   FORM STYLES
   ============================================ */
.contact__form {
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

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

.form-group--hidden {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

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

.form-label__required {
    color: var(--color-error);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-primary-dark);
    box-shadow: 0 0 0 3px rgba(58, 80, 107, 0.1);
}

.form-input:invalid:not(:focus):not(:placeholder-shown) {
    border-color: var(--color-error);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-hint {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text);
    opacity: 0.6;
    margin-top: var(--spacing-xs);
}

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

.form-checkbox input[type="checkbox"] {
    margin-top: 0.25rem;
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accent-primary);
}

.form-checkbox__label {
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--color-text);
    cursor: pointer;
}

.form-group--feedback {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    display: none;
}

.form-group--feedback.form-group--success {
    display: block;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.form-group--feedback.form-group--error {
    display: block;
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--color-accent-dark);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__title,
.footer__subtitle {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.footer__subtitle {
    color: var(--color-accent-primary);
}

.footer__description {
    color: var(--color-white);
    opacity: 0.8;
    line-height: 1.7;
    font-size: var(--font-size-sm);
}

.footer__links,
.footer__contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__links li,
.footer__contact li {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.footer__links--legal {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer__links--legal li {
    margin-bottom: 0;
}

.footer__links--legal .footer__link {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-base), color var(--transition-base);
}

.footer__links--legal .footer__link:hover,
.footer__links--legal .footer__link:focus-visible {
    background-color: rgba(16, 185, 129, 0.1);
    opacity: 1;
}

.footer__link {
    color: var(--color-white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity var(--transition-base), color var(--transition-base);
}

.footer__link:hover,
.footer__link:focus-visible {
    opacity: 1;
    color: var(--color-accent-primary);
    outline: none;
    transition: color var(--transition-base);
}

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

.footer__copyright {
    color: var(--color-white);
    opacity: 0.7;
    font-size: var(--font-size-sm);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform var(--transition-slow);
        z-index: 999;
    }

    .nav__menu[aria-hidden="false"] {
        transform: translateX(0);
    }

    .nav__link {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
    }

    .nav__link::after {
        display: none;
    }

    .nav__cta {
        display: none;
    }

    .nav__burger {
        display: flex;
    }

    .hero {
        padding: calc(72px + var(--spacing-xl)) 0 var(--spacing-xl);
    }


    .hero__actions {
        flex-direction: column;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .matieres__illustration {
        padding: var(--spacing-md);
    }

    .matieres__illustration svg {
        max-height: 200px;
    }

    .process__illustration {
        padding: var(--spacing-md);
    }

    .process__illustration svg {
        min-width: 600px;
        max-height: 180px;
    }

    .contact__wrapper {
        grid-template-columns: 1fr;
    }

    .process__timeline {
        padding-left: var(--spacing-md);
    }

    .process__step {
        padding-left: var(--spacing-md);
    }

    .process__step::before {
        left: calc(var(--spacing-md) * -1 - 11px);
    }

    .cookie-banner__content {
        flex-direction: column;
        align-items: stretch;
    }

    .cookie-banner__actions {
        width: 100%;
    }

    .cookie-banner__actions .btn {
        flex: 1;
    }

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

@media (max-width: 480px) {
    .services__grid,
    .matieres__grid,
    .engagements__grid,
    .chiffres__grid {
        grid-template-columns: 1fr;
    }

    .process__timeline::before {
        display: none;
    }

    .process__step::before {
        display: none;
    }
}

/* ============================================
   LEGAL PAGES (Mentions légales, Politique de confidentialité)
   ============================================ */
.legal-page {
    padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-2xl);
    background-color: var(--color-bg);
    min-height: calc(100vh - 200px);
}

.legal-page__header {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
}

.legal-page__back {
    display: inline-flex;
    align-items: center;
    color: var(--color-accent-primary);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    transition: color var(--transition-base);
}

.legal-page__back:hover,
.legal-page__back:focus-visible {
    color: var(--color-accent-primary-dark);
    outline: none;
}

.legal-page__title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.legal-page__subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text);
    opacity: 0.7;
}

.legal-page__content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-page__section {
    margin-bottom: var(--spacing-2xl);
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.legal-page__section-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-accent-primary-dark);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent-primary);
}

.legal-page__section-content {
    color: var(--color-text);
    line-height: 1.8;
}

.legal-page__section-content p {
    margin-bottom: var(--spacing-md);
}

.legal-page__section-content p:last-child {
    margin-bottom: 0;
}

.legal-page__section-content ul,
.legal-page__section-content ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.legal-page__section-content li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
}

.legal-page__section-content strong {
    color: var(--color-accent-primary-dark);
    font-weight: 600;
}

.legal-page__section-content a {
    color: var(--color-accent-primary);
    text-decoration: underline;
    transition: color var(--transition-base);
}

.legal-page__section-content a:hover,
.legal-page__section-content a:focus-visible {
    color: var(--color-accent-primary-dark);
    outline: none;
}

@media (max-width: 768px) {
    .legal-page {
        padding: calc(72px + var(--spacing-md)) 0 var(--spacing-xl);
    }

    .legal-page__title {
        font-size: var(--font-size-3xl);
    }

    .legal-page__section {
        padding: var(--spacing-md);
    }

    .legal-page__section-title {
        font-size: var(--font-size-xl);
    }
}