/* Réinitialisation et styles de base */
:root {
    /* Couleurs principales */
    --primary-color: #0066FF;
    --primary-color-darker: #0052cc;
    --primary-color-lighter: #3385ff;
    --secondary-color: #00BFA5; /* Vert menthe */
    --secondary-color-darker: #00967d;
    --accent-color: #FFB300; /* Jaune doré */
    
    /* Couleurs de fond et texte */
    --bg-color: #f8fafc;
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #f0f5ff 100%);
    --light-gray: #f1f5f9;
    --medium-gray: #e2e8f0;
    --dark-gray: #1e293b;
    --text-color: #334155;
    --text-color-light: #64748b;
    
    /* Couleurs d'état */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Typographie */
    --font-primary: 'Inter', system-ui, sans-serif;
    --font-heading: 'Poppins', sans-serif;
    
    /* Ombres et effets */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --shadow-hover: 0 25px 30px -12px rgba(0,0,0,0.25);
    
    /* Bordures */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout */
    --header-height: 80px;
    --container-max-width: 1240px;
    --section-spacing: clamp(3rem, 8vw, 6rem);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px; /* Base pour REM */
}

body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--text-color);
    background: var(--bg-gradient);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem; /* Standardisé */
    line-height: 1.2;  /* Standardisé */
    color: var(--dark-gray); /* Couleur par défaut pour les titres */
}

h1 { 
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.02em;
}

h2 { 
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.01em;
}

h3 { font-size: clamp(1.3rem, 3vw, 1.75rem); }

p {
    margin-bottom: 1.25rem; /* Augmenté pour plus d'espace */
    color: var(--text-color-light);
}
p.slogan {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.5rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease-in-out;
}

a:hover {
    color: var(--primary-color-darker);
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 4px; /* Légère courbure par défaut */
}

.section-padding {
    padding-top: var(--section-spacing);
    padding-bottom: var(--section-spacing);
}

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

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

.section-intro {
    text-align: center;
    max-width: 750px; /* Légèrement augmenté */
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 3rem; /* Augmenté */
    font-size: 1.15rem;
    color: var(--text-color);
}
.section-intro strong {
    color: var(--primary-color);
}

.visually-hidden { /* Pour cacher du contenu aux voyants mais pas aux lecteurs d'écran */
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


/* Barre de Navigation */
header {
    background: linear-gradient(to right, rgba(0, 102, 255, 0.15), rgba(0, 82, 204, 0.15));
    backdrop-filter: blur(10px);
    padding: 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    height: var(--header-height);
    border-bottom: 1px solid rgba(0, 102, 255, 0.1);
}

header.scrolled {
    padding: 0.8rem 0;
    background: linear-gradient(to right, rgba(0, 102, 255, 0.2), rgba(0, 82, 204, 0.2));
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

header nav {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--dark-gray);
    transition: all var(--transition-fast);
}

.logo span {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.02em;
}

.logo:hover {
    transform: translateY(-1px);
    text-decoration: none;
}


.logo:hover span {
    color: var(--primary-color-darker);
}

nav ul {
    display: flex;
    align-items: center;
    gap: 24px;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin: 0;
}

nav ul li a {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-color);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

nav ul li a:hover {
    color: var(--primary-color);
    background-color: rgba(0, 102, 255, 0.05);
}

nav ul li a:hover::after {
    width: calc(100% - 32px); /* 32px = padding horizontal total */
}

/* Style spécial pour le lien "Soumission gratuite" dans la navbar */
nav ul li a[href="#quote"] {
    color: var(--primary-color);
    font-weight: 600;
    background-color: rgba(0, 102, 255, 0.08);
    border: 1px solid rgba(0, 102, 255, 0.2);
}

nav ul li a[href="#quote"]:hover {
    background-color: rgba(0, 102, 255, 0.12);
    border-color: rgba(0, 102, 255, 0.3);
    color: var(--primary-color-darker);
}

.menu-toggle {
    display: none;
    font-size: 2rem; /* Augmenté */
    background: none;
    border: none;
    color: var(--dark-gray);
    cursor: pointer;
    padding: 0.5rem; /* Zone de clic plus grande */
}

/* Section Héros */
#hero {
    padding-top: var(--header-height);
    min-height: calc(90vh - var(--header-height));
    display: flex;
    align-items: center;
    background-color: var(--white);
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 82, 204, 0.05) 0%, rgba(0, 135, 90, 0.05) 100%);
    z-index: 1;
}

#hero .hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    text-align: center;
}

#hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
    font-weight: 800;
}

#hero p.slogan {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-weight: 600;
}

#hero .subtitle {
    font-size: 1.2rem;
    color: var(--text-color);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.cta-button {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-color-darker) 100%);
    border: none;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color-darker) 0%, var(--primary-color) 100%);
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-medium);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.cta-button:hover::before {
    opacity: 1;
}

.cta-button-secondary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.cta-button-secondary:hover {
    background: var(--primary-color);
    color: white;
}

/* Section Services */
.services-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.service-card {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    border: 1px solid rgba(0,0,0,0.05);
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,102,255,0.1) 0%, rgba(0,191,165,0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.service-card:hover img {
    transform: scale(1.05);
}

.service-card h3 {
    padding: 1.5rem 1.5rem 0.75rem;
    color: var(--dark-gray);
    font-size: 1.5rem;
    margin: 0;
}

.service-card p {
    padding: 0 1.5rem 1.5rem;
    font-size: 0.95rem;
    color: var(--text-color-light);
    flex-grow: 1;
}
.service-card p em {
    font-size: 0.9rem;
    color: #6c757d;
}

.services-note {
    text-align: center;
    margin-top: 2.5rem;
    font-style: italic;
    color: var(--text-color-light);
}
.services-note strong {
    color: var(--dark-gray);
    font-weight: 600;
}

/* Section Réalisations (Avant/Après) */
.realisations-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.realisation-card {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--box-shadow-light);
    overflow: hidden;
    text-align: center;
}
.realisation-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}
.realisation-card .caption {
    padding: 1rem;
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Section Témoignages */
.testimonials-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-light);
    transition: all var(--transition-medium);
    border: 1px solid var(--medium-gray);
}
.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-hover);
}
.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 3px solid var(--primary-color);
}
.testimonial-text {
    font-style: italic;
    color: var(--text-color-light);
    margin-bottom: 1rem;
    font-size: 1rem;
    flex-grow: 1;
}
.testimonial-text::before {
    content: "“";
    font-size: 2.5rem;
    color: var(--primary-color);
    line-height: 1;
    margin-right: 0.25rem;
    vertical-align: middle;
}
.testimonial-text::after {
    content: "”";
    font-size: 2.5rem;
    color: var(--primary-color);
    line-height: 1;
    margin-left: 0.25rem;
    vertical-align: middle;
}

.testimonial-author {
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
}
.testimonial-rating {
    color: var(--warning-color);
    font-size: 1.2rem;
}


/* Section Pourquoi Nous (Benefits) */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.benefit-item {
    background-color: var(--white);
    padding: 2rem 1.5rem;
    border-radius: 10px;
    box-shadow: var(--box-shadow-light);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.benefit-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color-light); /* Un fond pour l'icône */
    color: var(--white);
    font-size: 1.5rem;
}
.benefit-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
}
.benefit-item p {
    color: var(--text-color-light);
    font-size: 0.95rem;
    flex-grow: 1;
}

/* Section Partenaires/Logos Clients */
.logos-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-top: 2rem;
}
.logos-grid img {
    max-height: 60px;
    width: auto;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: filter 0.3s ease, opacity 0.3s ease;
}
.logos-grid img:hover {
    filter: grayscale(0%);
    opacity: 1;
}


/* Section Devis (Formulaire) */
/* #quote est déjà stylisé par .alt-bg */
#quote-form {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--white);
    padding: clamp(1.5rem, 5vw, 3rem);
    border-radius: 10px;
    box-shadow: var(--box-shadow-medium);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

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

.form-group {
    margin-bottom: 1rem;
}

.form-group label, p.label-like {
    display: block;
    font-weight: 600;
    margin-bottom: 0.6rem;
    color: var(--dark-gray);
    font-size: 0.95rem;
}
p.label-like {
    font-family: var(--font-secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--medium-gray);
    border-radius: var(--border-radius-md);
    background: white;
    transition: all var(--transition-fast);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
    opacity: 1;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(0,102,255,0.1);
    transform: translateY(-2px);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

.checkbox-group div {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
}
.checkbox-group input[type="checkbox"] {
    margin-right: 0.85rem;
    width: 20px;
    height: 20px;
    accent-color: var(--primary-color);
    cursor: pointer;
}
.checkbox-group label {
    font-weight: normal;
    margin-bottom: 0;
    color: var(--text-color-light);
    font-size: 0.95rem;
    cursor: pointer;
}

#quote-form button[type="submit"] {
    width: 100%;
    padding: 16px;
    font-size: 1.25rem;
    margin-top: 1.5rem;
}

.form-status-message {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
}
.form-status-message.success {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}
.form-status-message.error {
    background-color: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
}

.privacy-note {
    text-align: center;
    font-size: 0.9rem;
    color: #6c757d;
    margin-top: 2rem;
}

/* Section FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    border: none;
    border-radius: var(--border-radius-md);
    background: white;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}
.faq-item:hover {
    box-shadow: var(--shadow-md);
}
.faq-item summary {
    padding: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    list-style: none;
}
.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    transition: transform var(--transition-medium);
}
.faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}
.faq-item p {
    padding: 0 1.5rem 1.25rem;
    color: var(--text-color-light);
    border-top: 1px solid var(--medium-gray);
    margin-top:0;
    padding-top: 1.25rem;
}
.faq-item[open] summary {
    color: var(--primary-color);
    border-bottom: 1px solid var(--medium-gray);
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,102,255,0.05) 0%, rgba(0,191,165,0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.faq-item:hover::before {
    opacity: 1;
}


/* Section Contact */
#contact .contact-info {
    font-size: 1.25rem;
    line-height: 2;
    color: var(--text-color);
}
#contact .contact-info strong {
    color: var(--dark-gray);
}
#contact .contact-info a {
    color: var(--primary-color);
    font-weight: 600;
}
#contact .contact-info a:hover {
    color: var(--primary-color-darker);
}
.social-media-links img {
    transition: transform 0.2s ease-in-out;
}
.social-media-links img:hover {
    transform: scale(1.1);
}


/* Pied de page */
footer {
    background-color: var(--dark-gray);
    color: var(--light-gray);
    text-align: center;
    padding: 2.5rem 0;
    margin-top: 60px;
}

footer p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    color: #adb5bd;
}
footer a {
    color: var(--white);
    font-weight: 500;
}
footer a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Sticky CTA pour mobile */
.sticky-cta-mobile {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 1rem;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.15);
    z-index: 999;
    text-align: center;
    backdrop-filter: blur(5px);
}
.sticky-cta-mobile .cta-button {
    width: 100%;
    max-width: 350px;
    padding: 12px 20px;
    font-size: 1.1rem;
}


/* Styles pour le menu mobile */
@media (max-width: 992px) {
    :root {
        --header-height: 70px;
    }

    .logo img {
        height: 45px;
        width: auto;
        object-fit: contain;
    }

    nav ul {
        gap: 16px;
        background: rgba(255, 255, 255, 0.98);
        border-top: 1px solid rgba(0, 102, 255, 0.1);
    }

    nav ul li a:hover {
        background-color: rgba(0, 102, 255, 0.05);
    }

    nav ul li a {
        padding: 8px 12px;
    }

    .menu-toggle {
        display: block;
        font-size: 1.75rem;
        padding: 0.5rem;
        margin-left: auto;
    }

    nav ul {
        display: none;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--white);
        padding: 1rem 0;
        flex-direction: column;
        gap: 0;
        box-shadow: var(--shadow-lg);
    }

    nav ul.open {
        display: flex;
    }

    nav ul li {
        width: 100%;
    }

    nav ul li a {
        display: block;
        padding: 1rem 2rem;
        text-align: center;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    .container {
        padding: 0 1.5rem;
    }

    #hero {
        min-height: calc(100vh - var(--header-height));
    }

    #hero .hero-content {
        text-align: center;
        padding: 2rem 1rem;
    }

    .service-card,
    .testimonial-card {
        margin-bottom: 1.5rem;
    }
    
    nav ul {
        padding: 1rem 0;
    }

    nav ul li {
        width: 100%;
    }

    nav ul li a {
        display: block;
        padding: 1rem 2rem;
        text-align: center;
        border-radius: 0;
    }

    nav ul li a::after {
        display: none;
    }

    nav ul li a:hover {
        background-color: rgba(0, 102, 255, 0.05);
    }

    #hero {
        padding: 60px 0;
        min-height: 50vh;
    }
    #hero p.slogan { font-size: 1.3rem; }
    #hero p { font-size: 1.05rem; }
    #hero .subtitle { font-size: 1rem; margin-bottom: 2rem;}

    .services-grid, .benefits-grid, .testimonials-grid, .realisations-grid {
        grid-template-columns: 1fr;
    }
    .service-card, .benefit-item, .testimonial-card, .realisation-card {
        margin-bottom: 25px;
    }

    #quote-form {
        padding: 1.5rem;
    }
    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group input[type="tel"],
    .form-group textarea {
        padding: 12px;
    }

    .sticky-cta-mobile {
        display: block;
    }
    body {
        padding-bottom: 80px; /* Hauteur approximative du sticky CTA */
    }

    .hero-cta {
        flex-direction: column;
        gap: 1rem;
        padding: 0 1rem;
    }

    .cta-button, .cta-button-secondary {
        width: 100%;
        text-align: center;
    }

    nav ul.open {
        animation: slideIn var(--transition-medium) forwards;
    }
}

/* Styles pour l'animation de fade-in au scroll (optionnel, voir JS) */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Dans style.css */
.input-error {
    border-color: #cc0000 !important; /* Rouge pour l'erreur, !important pour surcharger si besoin */
    background-color: #fff0f0; /* Léger fond rose */
}

.form-status-message.error {
    color: #cc0000; /* Couleur du texte d'erreur */
    background-color: #f8d7da; /* Fond pour le message d'erreur */
    border: 1px solid #f5c6cb;
    padding: 0.75rem 1.25rem;
    margin-top: 1rem;
    border-radius: 0.25rem;
}

.form-status-message.success {
    color: #155724; /* Couleur du texte de succès */
    background-color: #d4edda; /* Fond pour le message de succès */
    border: 1px solid #c3e6cb;
    padding: 0.75rem 1.25rem;
    margin-top: 1rem;
    border-radius: 0.25rem;
}

/* Accessibilité améliorée */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

.skip-to-main-content {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
    transition: top var(--transition-fast);
    z-index: 1001;
}

.skip-to-main-content:focus {
    top: 0;
}

/* Styles pour le bouton secret du jeu */
.secret-button {
    background: none;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    opacity: 0.3;
    transition: opacity 0.3s ease;
    padding: 5px;
    margin-top: 10px;
}

.secret-button:hover {
    opacity: 1;
}

/* Animations et effets */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Effet de hover sur les images */
.service-card img,
.realisation-card img {
    transition: transform var(--transition-medium);
}

.service-card:hover img,
.realisation-card:hover img {
    transform: scale(1.05);
}

/* Effet de focus amélioré */
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(0,102,255,0.1);
    transform: translateY(-2px);
}

/* Effet de hover sur les boutons */
.cta-button,
.cta-button-secondary {
    position: relative;
    overflow: hidden;
}

.cta-button::after,
.cta-button-secondary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300%;
    height: 300%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 50%);
    transform: translate(-50%, -50%) scale(0);
    transition: transform var(--transition-fast);
}

.cta-button:hover::after,
.cta-button-secondary:hover::after {
    transform: translate(-50%, -50%) scale(1);
}

/* Effet de hover sur les cartes FAQ */
.faq-item {
    position: relative;
    overflow: hidden;
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,102,255,0.05) 0%, rgba(0,191,165,0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.faq-item:hover::before {
    opacity: 1;
}

/* Animation du menu mobile */
@media (max-width: 768px) {
    nav ul.open {
        animation: slideIn var(--transition-medium) forwards;
    }
}

/* Effet de scroll sur le header */
header {
    transition: all var(--transition-medium);
}

header.scrolled {
    transform: translateY(-2px);
}

/* Animation des sections au scroll */
.section-intro,
.service-card,
.testimonial-card,
.realisation-card {
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-medium);
}

.section-intro.visible,
.service-card.visible,
.testimonial-card.visible,
.realisation-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Effet de hover sur les témoignages */
.testimonial-card {
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,102,255,0.05) 0%, rgba(0,191,165,0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.testimonial-card:hover::before {
    opacity: 1;
}

/* Effet sur les images d'avatar */
.testimonial-avatar {
    border: 3px solid var(--primary-color);
    transition: transform var(--transition-medium);
}

.testimonial-card:hover .testimonial-avatar {
    transform: scale(1.1);
}

/* Animation des étoiles */
.testimonial-rating {
    display: inline-block;
    transition: transform var(--transition-fast);
}

.testimonial-card:hover .testimonial-rating {
    transform: scale(1.1);
    color: var(--accent-color);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2.5rem;
}

/* Style de base commun aux deux boutons */
.cta-button,
.cta-button-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.2rem;
    font-size: 1.1rem;
    font-family: var(--font-heading);
    font-weight: 600;
    text-decoration: none;
    letter-spacing: 0.02em;
    border-radius: var(--border-radius-lg); /* Bordure plus douce */
    border: 2px solid transparent; /* Bordure transparente pour garder la taille constante */
    cursor: pointer;
    position: relative;
    overflow: hidden; /* Crucial pour l'effet de brillance */
    z-index: 1;
    transform: translateY(0);
    transition: all var(--transition-fast);
}


/* --- BOUTON PRIMAIRE --- */
.cta-button {
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-color-lighter) 0%, var(--primary-color) 100%);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

/* Effet de brillance (shine) au survol */
.cta-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 20%;
    height: 200%;
    background: rgba(255, 255, 255, 0.25);
    transform: rotate(25deg);
    opacity: 0;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
}

/* État de survol pour le bouton primaire */
.cta-button:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    color: var(--white); /* Assure que la couleur reste blanche */
    text-decoration: none;
}

.cta-button:hover::after {
    opacity: 1;
    transform: rotate(25deg) translateX(500px); /* Fait glisser la brillance */
}


/* --- BOUTON SECONDAIRE --- */
.cta-button-secondary {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: none;
}

/* État de survol pour le bouton secondaire */
.cta-button-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
}


/* --- ÉTAT ACTIF (CLIC) POUR LES DEUX BOUTONS --- */
.cta-button:active,
.cta-button-secondary:active {
    transform: translateY(-1px); /* Effet "enfoncé" */
    box-shadow: var(--shadow-sm);
    transition-duration: 0.1s;
}

.logo img {
    height: 85px;
    width: auto;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    object-fit: contain;
}