/* public/assets/css/style.css */

/* === VARIABLES & RESET === */
:root {
    --font-primary: 'Lato', sans-serif;
    --font-headings: 'Poppins', sans-serif;
    --color-primary: #0A2463; /* Bleu Profond */
    --color-secondary: #1E6E9A; /* Bleu Moyen */
    --color-accent: #FF8C00; /* Orange Vif */
    --color-light: #F8F9FA; /* Gris clair */
    --color-dark: #343a40; /* Gris foncé */
    --color-white: #FFFFFF;
    --color-success: #28a745;
    --color-error: #dc3545;
    --base-font-size: 16px;
    --spacing-unit: 1rem; /* 16px */
    --border-radius: 5px;
    --transition-speed: 0.3s;
    --container-width: 1140px;
    --header-height: 80px; /* Ajuster selon le design du header */
    --rgb-secondary: 30, 110, 154; /* #1E6E9A */
    --rgb-error: 220, 53, 69;     /* #dc3545 */
    --color-dark-rgb: 52, 58, 64; /* #343a40 */
    --rgb-accent: 255, 140, 0;    /* #FF8C00 - Adaptez si votre couleur accent est différente */
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--base-font-size);
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex; /* Pour footer sticky */
    flex-direction: column; /* Pour footer sticky */
    min-height: 100vh; /* Pour footer sticky */
}

main#main-content {
    flex-grow: 1; /* Pour footer sticky */
}

/* === TYPOGRAPHIE === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headings);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: calc(var(--spacing-unit) * 1.5);
    color: var(--color-primary);
}
h1 { font-size: 2.8rem; font-weight: 800; } /* 44.8px */
h2 { font-size: 2.2rem; } /* 35.2px */
h3 { font-size: 1.6rem; } /* 25.6px */

p {
    margin-bottom: var(--spacing-unit);
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}
a:hover, a:focus {
    color: var(--color-accent);
    text-decoration: underline;
}

strong { font-weight: 700; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-accent { color: var(--color-accent); }
.text-light { color: var(--color-light); }
.text-white { color: var(--color-white); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }
.text-center { text-align: center; }
.highlight { color: var(--color-accent); } /* Pour mots clés */
.sr-only { /* Screen Reader 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;
}


/* === LAYOUT & GRIDS === */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: calc(var(--spacing-unit) * 1.5);
    padding-right: calc(var(--spacing-unit) * 1.5);
}

.section {
    padding-top: calc(var(--spacing-unit) * 4);
    padding-bottom: calc(var(--spacing-unit) * 4);
}
.section-title { margin-bottom: var(--spacing-unit); }
.section-subtitle {
    font-size: 1.1rem;
    color: #6c757d; /* Gris moyen */
    margin-bottom: calc(var(--spacing-unit) * 3);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.bg-light { background-color: var(--color-light); }
.bg-dark { background-color: var(--color-dark); color: var(--color-light); }
.bg-primary { background-color: var(--color-primary); color: var(--color-white); }
.bg-secondary { background-color: var(--color-secondary); color: var(--color-white); }

.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4, .bg-dark h5, .bg-dark h6,
.bg-primary h1, .bg-primary h2, .bg-primary h3, .bg-primary h4, .bg-primary h5, .bg-primary h6,
.bg-secondary h1, .bg-secondary h2, .bg-secondary h3, .bg-secondary h4, .bg-secondary h5, .bg-secondary h6 {
    color: var(--color-white);
}
.bg-primary a:not(.btn-light), .bg-secondary a:not(.btn-light) { color: var(--color-white); text-decoration: underline; }
.bg-primary a:hover:not(.btn-light), .bg-secondary a:hover:not(.btn-light) { color: var(--color-light); }


.grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
}
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
.align-items-center { align-items: center; }

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* === HEADER & NAVIGATION === */
.site-header {
    background-color: var(--color-white);
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    position: sticky; /* Ou fixed si besoin */
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: var(--header-height);
}

.main-navigation .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 1.5);
}

.main-navigation .logo img {
    height: calc(var(--header-height) * 0.6); /* Ajuster */
    width: auto;
    vertical-align: middle; /* Important pour l'alignement */
}
.main-navigation .logo .site-title { /* Si texte */
    font-family: var(--font-headings);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-primary);
}


.main-navigation .nav-links {
    list-style: none;
    display: flex;
    gap: calc(var(--spacing-unit) * 1.8);
}

.main-navigation .nav-links a {
    font-family: var(--font-headings);
    font-weight: 700; /* ou 600 */
    font-size: 0.95rem;
    color: var(--color-primary);
    text-decoration: none;
    padding: calc(var(--spacing-unit) * 0.5) 0;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Soulignement animé au survol */
.main-navigation .nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-speed) ease;
}
.main-navigation .nav-links a:hover::after,
.main-navigation .nav-links a.active::after {
    width: 100%;
}
.main-navigation .nav-links a.active {
    color: var(--color-accent); /* Couleur du lien actif */
}

.main-navigation .cta-button {
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: calc(var(--spacing-unit) * 0.6) calc(var(--spacing-unit) * 1.5);
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed) ease, transform var(--transition-speed) ease;
}
.main-navigation .nav-links a.cta-button::after {
    display: none; /* Pas de soulignement pour le bouton */
}
.main-navigation .nav-links a.cta-button:hover {
    background-color: darken(var(--color-accent), 10%);
    color: var(--color-white); /* Assurer que le texte reste blanc */
    text-decoration: none;
    transform: translateY(-2px);
}

#contact  {
    padding: 5px;
}

#contact:hover  {
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    border-radius: 5px;
}

#contact.active  {
    color: white;
}

#contact.active:hover  {
    color:var(--color-accent);
}

#cta-accueil:hover  {
    color:var(--color-secondary);
    border: 1px solid var(--color-secondary);
}

#cta-accueil2:hover  {
    color:white;
    border: 1px solid white;
}

/* Menu Mobile */
.mobile-nav-toggle {
    display: none; /* Caché par défaut sur desktop */
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--color-primary);
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1100; /* Au-dessus du reste */
}

/* === BOUTONS === */
.btn {
    display: inline-block;
    font-family: var(--font-headings);
    font-weight: 700;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    border: 1px solid transparent;
    padding: calc(var(--spacing-unit) * 0.8) calc(var(--spacing-unit) * 1.8);
    font-size: 1rem;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed) ease;
    text-decoration: none;
}
.btn:hover {
    text-decoration: none;
    transform: translateY(-3px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.btn:active {
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.btn-primary {
    color: var(--color-white);
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background-color: darken(var(--color-primary), 10%);
    border-color: darken(var(--color-primary), 10%);
    color: var(--color-white);
}

.btn-secondary {
    color: var(--color-white);
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
}
.btn-secondary:hover {
    background-color: darken(var(--color-secondary), 10%);
    border-color: darken(var(--color-secondary), 10%);
    color: var(--color-white);
}

.btn-accent {
    color: var(--color-white);
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}
.btn-accent:hover {
    background-color: darken(var(--color-accent), 10%);
    border-color: darken(var(--color-accent), 10%);
    color: var(--color-white);
}

.btn-light {
    color: var(--color-primary);
    background-color: var(--color-light);
    border-color: var(--color-light);
}
.btn-light:hover {
    background-color: darken(var(--color-light), 5%);
    border-color: darken(var(--color-light), 5%);
    color: var(--color-primary);
}

.btn-lg {
    padding: calc(var(--spacing-unit) * 1) calc(var(--spacing-unit) * 2.5);
    font-size: 1.1rem;
}

.btn i { /* Espace entre texte et icône dans bouton */
    margin-left: calc(var(--spacing-unit) * 0.5);
    margin-right: calc(var(--spacing-unit) * 0.5);
}

/* === FORMULAIRES === */
.form-group {
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.form-label {
    display: block;
    margin-bottom: calc(var(--spacing-unit) * 0.5);
    font-weight: 700;
    color: var(--color-primary);
}

.form-control {
    display: block;
    width: 100%;
    padding: calc(var(--spacing-unit) * 0.8) var(--spacing-unit);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--color-dark);
    background-color: var(--color-white);
    background-clip: padding-box;
    border: 1px solid #ced4da; /* Gris bordure standard */
    border-radius: var(--border-radius);
    transition: border-color var(--transition-speed) ease-in-out, box-shadow var(--transition-speed) ease-in-out;
}
.form-control:focus {
    color: var(--color-dark);
    background-color: var(--color-white);
    border-color: var(--color-secondary);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(var(--rgb-secondary), 0.25); /* Utiliser une variable RGB serait mieux */
}
textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

.form-check {
    display: block;
    position: relative;
    padding-left: calc(var(--spacing-unit) * 1.8);
    margin-bottom: calc(var(--spacing-unit) * 0.75);
    cursor: pointer;
    font-size: 0.95rem;
}
.form-check-input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}
.form-check-label {
    display: inline-block; /* ou block */
    cursor: pointer;
}
/* Custom checkbox style (exemple) */
.form-check-label::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.15em; /* Ajuster pour alignement vertical */
    width: 1em;
    height: 1em;
    border: 1px solid #adb5bd;
    border-radius: 0.25em;
    background-color: white;
    transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
}
.form-check-input:checked ~ .form-check-label::before {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
}
.form-check-input:focus ~ .form-check-label::before {
     box-shadow: 0 0 0 0.2rem rgba(var(--rgb-secondary), 0.25);
}
.form-check-label::after { /* Le checkmark */
    content: "";
    position: absolute;
    left: 0.3em;
    top: 0.35em;
    width: 0.4em;
    height: 0.7em;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    opacity: 0;
    transition: opacity 0.15s ease-in-out;
}
.form-check-input:checked ~ .form-check-label::after {
    opacity: 1;
}

/* Messages d'erreur/succès */
.alert {
    padding: var(--spacing-unit);
    margin-bottom: var(--spacing-unit);
    border: 1px solid transparent;
    border-radius: var(--border-radius);
}
.alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}
.alert-error {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}
input.is-invalid,
textarea.is-invalid,
select.is-invalid { /* Ajoutez select si vous en avez */
    border-color: var(--color-accent) !important; /* Utiliser !important si nécessaire pour surcharger */
}

input.is-invalid:focus,
textarea.is-invalid:focus,
select.is-invalid:focus {
    border-color: var(--color-accent) !important;
    /* Utiliser une variable RGB pour la couleur accent pour le box-shadow */
    box-shadow: 0 0 0 0.2rem rgba(var(--rgb-accent), 0.35); /* Augmenter l'alpha pour la visibilité */
}

/* Message d'erreur sous le champ */
.form-error-message {
    color: var(--color-accent); /* Texte d'erreur en orange */
    font-size: 0.85em;
    margin-top: 0.25rem;
    display: block;
}

/* Styles pour les alertes de message flash */
.alert {
    padding: var(--spacing-unit);
    margin-bottom: var(--spacing-unit);
    border: 1px solid transparent;
    border-radius: var(--border-radius);
}
.alert-success {
    color: #155724; /* Vert foncé pour texte */
    background-color: #d4edda; /* Fond vert clair */
    border-color: #c3e6cb; /* Bordure vert moyen */
}
/* Utilisez .alert-danger pour les erreurs si vous préférez Bootstrap sémantique,
   ou gardez .alert-error si vous l'avez stylisé spécifiquement */
.alert-danger, /* Pour Bootstrap-like errors */
.alert-error {  /* Votre classe existante */
    color: #721c24; /* Rouge foncé pour texte */
    background-color: #f8d7da; /* Fond rouge clair */
    border-color: #f5c6cb; /* Bordure rouge moyen */
}
.alert-info { /* Pour les messages de test ou informatifs */
    color: #0c5460;
    background-color: #d1ecf1;
    border-color: #bee5eb;
}
.alert-warning { /* Pour les messages de test d'erreur GET */
    color: #856404;
    background-color: #fff3cd;
    border-color: #ffeeba;
}

/* Champ Honeypot */
.hp-field {
    position: absolute !important;
    height: 1px; width: 1px;
    overflow: hidden;
    clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
    clip: rect(1px, 1px, 1px, 1px);
}


/* === FOOTER === */
.site-footer {
    background-color: var(--color-primary);
    color: rgba(255, 255, 255, 0.8);
    padding-top: calc(var(--spacing-unit) * 3);
    font-size: 0.9rem;
}
.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: calc(var(--spacing-unit) * 2.5);
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 1.5);
}
.footer-section { margin-bottom: calc(var(--spacing-unit) * 1.5); }
.footer-title {
    font-family: var(--font-headings);
    font-size: 1.2rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-unit);
    position: relative;
    padding-bottom: calc(var(--spacing-unit) * 0.5);
}
.footer-title::after { /* Petit soulignement décoratif */
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: var(--color-accent);
}

.footer-about p { margin-bottom: var(--spacing-unit); }
.footer-logo { margin-top: var(--spacing-unit); max-height: 40px; opacity: 0.8; }

.footer-links ul, .footer-social ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li { margin-bottom: calc(var(--spacing-unit) * 0.5); }
.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-speed) ease, padding-left var(--transition-speed) ease;
}
.footer-links a:hover {
    color: var(--color-white);
    padding-left: 5px; /* Petit décalage au survol */
    text-decoration: underline;
}

.footer-contact address p {
    margin-bottom: calc(var(--spacing-unit) * 0.6);
    display: flex;
    align-items: flex-start; /* Alignement icône/texte */
}
.footer-contact address i {
    color: var(--color-accent);
    margin-right: calc(var(--spacing-unit) * 0.8);
    margin-top: 0.15em; /* Ajuster alignement vertical icone */
    width: 1em; /* Assurer largeur constante */
    text-align: center;
}
.footer-contact address a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}
.footer-contact address a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

.social-icons { display: flex; gap: var(--spacing-unit); }
.social-icons a {
    display: inline-flex; /* Pour centrer l'icône */
    justify-content: center;
    align-items: center;
    width: 35px;
    height: 35px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-radius: 50%;
    text-decoration: none;
    font-size: 1rem;
    transition: background-color var(--transition-speed) ease, transform var(--transition-speed) ease;
}
.social-icons a:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
    transform: scale(1.1);
}

.footer-bottom {
    background-color: darken(var(--color-primary), 5%);
    text-align: center;
    padding: var(--spacing-unit) 0;
    margin-top: calc(var(--spacing-unit) * 2);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}
.footer-bottom p { margin-bottom: 0; }

/* === COMPOSANTS SPECIFIQUES === */
/* --- Section Hero (Accueil) --- */
.hero {
    position: relative;
    min-height: 70vh; /* Hauteur minimale */
    display: flex;
    align-items: center;
    justify-content: center; /* ou flex-start si contenu à gauche */
    color: var(--color-white);
    text-align: center; /* ou left */
    overflow: hidden; /* Cache le débordement bg/video */
    padding: calc(var(--spacing-unit) * 6) 0; /* Espacement interne */
}
.hero-background, .hero-background-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1; /* Derrière le contenu */
}
.hero-background {
    background-size: cover;
    background-position: center center;
    /* Effet sombre pour lisibilité texte */
    background-color: rgba(10, 36, 99, 0.6); /* Superposition couleur primaire semi-transparente */
    background-blend-mode: multiply; /* ou overlay, darken... */
}
.hero-background-video { object-fit: cover; }

.hero-content {
    position: relative; /* Pour être au-dessus du fond */
    z-index: 1;
    max-width: 800px; /* Limiter largeur contenu */
    padding: 0 calc(var(--spacing-unit) * 1.5);
}
.hero-title {
    font-size: 3.5rem; /* Plus grand */
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--spacing-unit);
    line-height: 1.1;
}
.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: calc(var(--spacing-unit) * 2.5);
    opacity: 0.9;
}
.hero-cta {
    display: flex;
    flex-wrap: wrap; /* Pour mobile */
    justify-content: center; /* ou flex-start */
    gap: var(--spacing-unit);
}
.hero-cta .btn-primary { /* Bouton principal */
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}
.hero-cta .btn-primary:hover {
    background-color: darken(var(--color-accent), 10%);
    border-color: darken(var(--color-accent), 10%);
}
.hero-cta .btn-secondary { /* Bouton secondaire */
    background-color: transparent;
    border: 2px solid var(--color-white);
    color: var(--color-white);
}
.hero-cta .btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

/* --- Cartes Service (Accueil/Services) --- */
#hero-services  {
    background-repeat: no-repeat;
    background-size: cover;
    color: white;
    padding:20px
}

#hero-services > div > div > h1 {
    color: white;
}

#service-btn1:hover  {
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

#service-btn2:hover  {
    color: var(--color-secondary);
    border: 1px solid var(--color-secondary);
}

#service-btn3:hover  {
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

#service-btn1,#service-btn2,#service-btn3  {
    margin-top: 25px;
}

#depannage, #installation, #chauffage, #entretien  {
    margin-bottom: 50px;
}
.service-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 2);
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.07);
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    display: flex;
    flex-direction: column;
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}
.service-icon {
    margin-bottom: var(--spacing-unit);
}
.service-icon i {
    color: var(--color-accent); /* Couleur des icônes */
    /* Ou utiliser des couleurs différentes par carte */
}
.service-title {
    font-size: 1.3rem;
    margin-bottom: calc(var(--spacing-unit) * 0.8);
    color: var(--color-primary);
}
.service-card p {
    font-size: 0.95rem;
    color: #6c757d; /* Gris */
    flex-grow: 1; /* Pousse le lien en bas si hauteur inégale */
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}
.learn-more {
    font-weight: 700;
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}
.learn-more i {
    margin-left: 5px;
    transition: transform var(--transition-speed) ease;
}
.learn-more:hover {
    color: var(--color-accent);
    text-decoration: underline;
}
.learn-more:hover i {
    transform: translateX(5px); /* Flèche qui bouge */
}

/* --- Section Why Us --- */
.why-us-content ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: calc(var(--spacing-unit) * 2);
}
.why-us-content li {
    margin-bottom: var(--spacing-unit);
    display: flex;
    align-items: flex-start;
}
.why-us-content li i {
    color: var(--color-accent); /* Ou var(--color-success) */
    margin-right: calc(var(--spacing-unit) * 0.8);
    margin-top: 0.2em; /* Alignement vertical */
    font-size: 1.1em;
}
.why-us-image img {
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* --- Section CTA --- */
.cta { padding: calc(var(--spacing-unit) * 3) 0; }
.cta-title {
    font-size: 2rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-unit);
}
.cta-text {
    margin-bottom: calc(var(--spacing-unit) * 2);
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* --- FAQ (Page FAQ) --- */
#hero-faq  {
    background-repeat: no-repeat;
    background-size: cover;
    color: white;
    padding:20px
}

#hero-faq > div > div > h1 {
    color: white;
}

.faq-item {
    border-bottom: 1px solid #e0e0e0;
    margin-bottom: var(--spacing-unit);
    padding-bottom: var(--spacing-unit);
}
.faq-question {
    font-family: var(--font-headings);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: calc(var(--spacing-unit) * 0.5);
    cursor: pointer;
    position: relative;
    padding-right: calc(var(--spacing-unit) * 2); /* Espace pour icône */
    color: var(--color-primary);
}
.faq-question::after { /* Icône + / - */
    content: '\f067'; /* Font Awesome Plus */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: transform var(--transition-speed) ease;
    color: var(--color-secondary);
}
.faq-item.active .faq-question::after {
    content: '\f068'; /* Font Awesome Minus */
    transform: translateY(-50%) rotate(180deg); /* Optionnel: rotation */
}
.faq-answer {
    padding-top: var(--spacing-unit);
    color: #555;
    padding-left: calc(var(--spacing-unit) * 1.5); /* Léger retrait */
    border-left: 3px solid var(--color-accent);
    margin-left: - calc(var(--spacing-unit) * 0.5); /* Compenser padding */

}
/* Style pour <details>/<summary> si utilisé */
details {
     border-bottom: 1px solid #e0e0e0;
     margin-bottom: var(--spacing-unit);
     padding-bottom: var(--spacing-unit);
}
summary {
    font-family: var(--font-headings);
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    color: var(--color-primary);
    list-style: none; /* Enlever la flèche par défaut */
    position: relative;
    padding-right: calc(var(--spacing-unit) * 2);
}
summary::-webkit-details-marker { display: none; } /* Chrome/Safari */
summary::marker { display: none; } /* Firefox */
summary::after { /* Icône + / - */
    content: '\f067'; /* Font Awesome Plus */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: transform var(--transition-speed) ease;
    color: var(--color-secondary);
}
details[open] > summary::after {
    content: '\f068'; /* Font Awesome Minus */
    transform: translateY(-50%) rotate(180deg); /* Optionnel: rotation */
}
details > div { /* Contenu de la réponse */
     padding-top: var(--spacing-unit);
     color: #555;
     padding-left: calc(var(--spacing-unit) * 0.5); /* Léger retrait */
     border-left: 3px solid var(--color-accent);
     margin-left: - calc(var(--spacing-unit) * 0.5); /* Compenser padding */
     margin-top: calc(var(--spacing-unit) * 0.5);
}

/* --- Page Contact --- */
.contact-info i {
    color: var(--color-accent);
    margin-right: var(--spacing-unit);
    width: 1.2em;
    text-align: center;
}
.contact-map iframe {
    width: 100%;
    min-height: 350px;
    border: 0;
    border-radius: var(--border-radius);
}

#hero-contact  {
    background-repeat: no-repeat;
    background-size: cover;
    color: white;
    padding:20px
}

/*--- Page About  --- */
#hero-about  {
    background-repeat: no-repeat;
    background-size: cover;
    color: white;
    padding:20px
}

#cta-about:hover  {
    color:var(--color-primary);
    border:1px solid var(--color-primary);
}

#hero-about > div > div > h1 {
    color: white;
}

#hero-contact > div > div > h1 {
    color: white;
}

#btn-contact1:hover, #btn-contact1:hover > i  {
    color: var(--color-accent);
}

#btn-contact1 > i  {
    color: white;
}

#btn-contact2:hover  {
    color: var(--color-primary);
}

/* === BANNIERE COOKIE (RGPD) === */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(var(--color-dark-rgb), 0.95); /* Définir --color-dark-rgb */
    color: var(--color-white);
    padding: var(--spacing-unit);
    z-index: 1100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; /* Pour mobile */
    gap: var(--spacing-unit);
    font-size: 0.9rem;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.2);
}
.cookie-banner p {
    margin-bottom: 0;
    flex-grow: 1; /* Prend l'espace dispo */
    margin-right: var(--spacing-unit); /* Espace avant boutons */
}
.cookie-banner a {
    color: var(--color-accent);
    text-decoration: underline;
}
.cookie-banner button {
    background-color: var(--color-accent);
    color: var(--color-white);
    border: none;
    padding: calc(var(--spacing-unit) * 0.5) var(--spacing-unit);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color var(--transition-speed) ease;
    font-size: 0.9rem;
}
.cookie-banner button:hover {
    background-color: darken(var(--color-accent), 10%);
}
.cookie-banner #refuse-cookies { /* Style bouton refuser */
    background-color: #6c757d; /* Gris */
}
.cookie-banner #refuse-cookies:hover {
    background-color: darken(#6c757d, 10%);
}

/* === MEDIA QUERIES (Responsive) === */
@media (max-width: 992px) {
    :root { --base-font-size: 15px; }
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    .hero-title { font-size: 3rem; }
    .hero-subtitle { font-size: 1.2rem; }
    .container { max-width: 960px; }
}

@media (max-width: 768px) {
    :root { --header-height: 70px; }
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    .hero { min-height: 60vh; }
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.1rem; }
    .section { padding-top: calc(var(--spacing-unit) * 3); padding-bottom: calc(var(--spacing-unit) * 3); }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } /* Empiler les colonnes */
    .why-us-image { margin-bottom: calc(var(--spacing-unit) * 2); } /* Espace si empilé */
    .footer-container { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

    /* Afficher le bouton burger */
    .mobile-nav-toggle { display: block; }

    /* Cacher la nav desktop, styliser la nav mobile */
    .main-navigation .nav-links {
        position: fixed;
        top: 0;
        right: -100%; /* Caché sur la droite */
        width: 70%; /* Largeur du menu mobile */
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-primary);
        flex-direction: column;
        padding: calc(var(--spacing-unit) * 5) calc(var(--spacing-unit) * 2);
        gap: var(--spacing-unit);
        transition: right var(--transition-speed) ease-in-out;
        box-shadow: -5px 0 15px rgba(0,0,0,0.2);
        align-items: flex-start; /* Alignement texte à gauche */
    }
    .main-navigation .nav-links.active {
        right: 0; /* Afficher le menu */
    }

    .main-navigation .nav-links li { width: 100%; }
    .main-navigation .nav-links a {
        color: var(--color-white);
        display: block; /* Prend toute la largeur */
        padding: calc(var(--spacing-unit) * 0.8) 0;
        font-size: 1.1rem;
    }
     .main-navigation .nav-links a::after { display: none; /* Pas de soulignement mobile */ }
     .main-navigation .nav-links a.active {
        color: var(--color-accent);
        background-color: rgba(255,255,255, 0.1); /* Léger fond pour l'actif */
        border-radius: var(--border-radius);
        padding-left: var(--spacing-unit); /* Indentation */
    }
    .main-navigation .nav-links a.cta-button {
        background-color: var(--color-accent);
        color: var(--color-white);
        text-align: center;
        margin-top: var(--spacing-unit);
        padding: calc(var(--spacing-unit) * 0.8) calc(var(--spacing-unit) * 1.5);
        width: 100%;
    }
     .main-navigation .nav-links a.cta-button:hover {
        background-color: darken(var(--color-accent), 10%);
        transform: none; /* Pas de transform Y sur mobile */
    }

    /* Overlay pour fermer le menu mobile */
    body.mobile-nav-active::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0,0,0,0.5);
        z-index: 999; /* Juste en dessous du menu */
    }
}

@media (max-width: 576px) {
    :root { --base-font-size: 14px; }
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-cta { flex-direction: column; align-items: center; }
    .hero-cta .btn { width: 80%; max-width: 300px; }
    .cookie-banner { flex-direction: column; text-align: center; }
    .cookie-banner p { margin-right: 0; margin-bottom: var(--spacing-unit); }
    .footer-container { grid-template-columns: 1fr; text-align: center; }
    .footer-title::after { left: 50%; transform: translateX(-50%); }
    .footer-contact address p { justify-content: center; }
    .social-icons { justify-content: center; }
}

/* == AJOUTER LES VARIABLES RGB pour box-shadow focus == */
:root {
    /* ... autres variables ... */
    --rgb-secondary: 30, 110, 154; /* #1E6E9A */
    --rgb-error: 220, 53, 69;     /* #dc3545 */
    --color-dark-rgb: 52, 58, 64; /* #343a40 */
}