:root {
    --dark: #001d48;
    --dark-soft: #061a33;
    --accent: #a83086;
    --accent-light: #d075b9;
    --accent-pale: #f0e5f0;
    --text: #1a2332;
    --text-light: #6b7280;
    --bg: #f9fafb;
    --card: #ffffff;
    --border: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 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);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.8;
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
    opacity: 0;
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
}

/* Navbar */
.navbar-main {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 100%);
    padding: 1rem 0;
    box-shadow: var(--shadow);
    border-bottom: 2px solid rgba(168, 48, 134, 0.1);
    position: relative;
    z-index: 100;
    transition: var(--transition);
}

.navbar-main:hover {
    box-shadow: var(--shadow-lg);
}

.navbar-brand {
    font-size: 1.5rem;
    letter-spacing: 0.5px;
    color: white !important;
    transition: var(--transition);
}

.navbar-brand:hover {
    color: var(--accent-light) !important;
}

.navbar-main .nav-link {
    color: rgba(255, 255, 255, 0.75) !important;
    font-weight: 500;
    font-size: 0.95rem;
    margin: 0 0.5rem;
    padding: 0.5rem 0.75rem !important;
    border-radius: 0.375rem;
    transition: var(--transition);
    position: relative;
}

.navbar-main .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-light);
    transform: translateX(-50%);
    transition: var(--transition);
}

.navbar-main .nav-link:hover,
.navbar-main .nav-link.active {
    color: white !important;
    background: rgba(168, 48, 134, 0.15);
}

.navbar-main .nav-link:hover::after,
.navbar-main .nav-link.active::after {
    width: 30px;
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 85vh;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 100%),
        url('img/covid.jpg') center/cover no-repeat;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 29, 72, 0.75), rgba(0, 29, 72, 0.45));
    backdrop-filter: blur(0px);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
    padding: 4rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.hero-eyebrow {
    display: inline-block;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding: 0.5rem 1rem;
    background: rgba(208, 117, 185, 0.1);
    border-radius: 50px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: 1.15rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.btn-results {
    padding: 1.7rem 5rem;
    background: var(--accent);
    color: white;
    border: 2px solid var(--accent);
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1.25rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(168, 48, 134, 0.3);
    text-decoration: none;
    display: inline-block;
    letter-spacing: 0.5px;
}

.btn-results:hover {
    background: transparent;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(168, 48, 134, 0.4);
}

/* Sections */
.section-specialties,
.section-about,
.section-gallery,
.section-mission {
    padding: 6rem 0;
}

.section-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.section-eyebrow {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.8rem;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 0.5rem;
    padding: 0.4rem 0.9rem;
    background: var(--accent-pale);
    border-radius: 50px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--dark);
    letter-spacing: -0.02em;
    margin: 1rem 0 0.5rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-top: 0.75rem;
    line-height: 1.6;
}

/* Specialty Cards */
.specialty-card {
    background: var(--card);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    min-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.specialty-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-light);
}

.specialty-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(168, 48, 134, 0.12), rgba(208, 117, 185, 0.06));
    border-radius: 1rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.specialty-card:hover .specialty-icon {
    background: linear-gradient(135deg, rgba(168, 48, 134, 0.2), rgba(208, 117, 185, 0.12));
    transform: scale(1.1);
}

.specialty-icon img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}


.specialty-card h3 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.75rem;
}

.specialty-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* About Section */
.section-about {
    background: var(--bg);
}

.about-image {
    border-radius: 1.25rem;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

.about-image:hover {
    transform: scale(1.02);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-text {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-list {
    list-style: none;
    padding-left: 0;
    margin-top: 1.5rem;
}

.about-list li {
    padding: 0.5rem 0 0.5rem 2rem;
    position: relative;
    color: var(--text);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.about-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    transition: var(--transition);
}

.about-list li:hover::before {
    background: var(--accent-light);
    transform: translateY(-50%) scale(1.3);
}

/* Gallery Section */
.section-gallery {
    background: linear-gradient(135deg, #fafbfc 0%, #f3f4f6 100%);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.gallery-item {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    aspect-ratio: 1;
    transition: var(--transition);
    cursor: pointer;
}

.gallery-item:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* Mission Section */
.section-mission {
    background: white;
}

.mission-text {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.mission-highlights {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.highlight {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg);
    border-radius: 1rem;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.highlight:hover {
    background: var(--accent-pale);
    border-color: var(--accent-light);
    transform: translateX(8px);
}

.highlight-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(168, 48, 134, 0.15), rgba(208, 117, 185, 0.08));
    border-radius: 0.75rem;
    transition: var(--transition);
}

.highlight:hover .highlight-icon {
    transform: scale(1.1);
}

.highlight-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.highlight h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

.highlight p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
    margin: 0;
}

.mission-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.info-card {
    background: linear-gradient(135deg, var(--accent-pale) 0%, rgba(240, 229, 240, 0.5) 100%);
    padding: 2.5rem;
    border-radius: 1.25rem;
    text-align: center;
    border: 1px solid rgba(168, 48, 134, 0.2);
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 20px rgba(168, 48, 134, 0.15);
}

.info-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.info-detail {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin: 0;
}

/* CTA Section */
.section-cta {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 100%);
    color: white;
    padding: 5rem 2rem;
}

.section-cta h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.btn-cta {
    padding: 0.9rem 2.75rem;
    background: var(--accent);
    color: white;
    border: 2px solid var(--accent);
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(168, 48, 134, 0.3);
    text-decoration: none;
    display: inline-block;
    letter-spacing: 0.5px;
}

.btn-cta:hover {
    background: transparent;
    color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(168, 48, 134, 0.4);
}

/* Footer */
.site-footer {
    background: var(--dark-soft);
    color: rgba(255, 255, 255, 0.7);
    padding: 2.5rem 0;
    text-align: center;
    font-size: 0.95rem;
    border-top: 1px solid rgba(168, 48, 134, 0.1);
}

.site-footer p {
    margin: 0;
}

/* Utilities */
img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    cursor: pointer;
}

/* Responsive */
@media (max-width: 768px) {

    .section-specialties,
    .section-about,
    .section-gallery,
    .section-mission {
        padding: 4rem 0;
    }

    .hero-title {
        font-size: clamp(2rem, 5vw, 2.5rem);
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-results,
    .btn-cta {
        width: 100%;
        max-width: 300px;
    }

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

    .mission-info {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .about-list li {
        padding-left: 1.75rem;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1.25rem;
    }

    .section-specialties,
    .section-about,
    .section-gallery,
    .section-mission {
        padding: 3rem 0;
    }

    .container {
        padding: 0 1rem;
    }

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

    .hero-eyebrow {
        font-size: 0.75rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .specialty-card {
        padding: 1.5rem;
    }

    .info-card {
        padding: 1.5rem;
    }

    .section-cta {
        padding: 3rem 1.5rem;
    }
}


/* --- Version renforcée pour l'Accordéon --- */

/* On cible l'élément et on force l'encapsulation */
.accordion-item {
    background-color: var(--card) !important;
    border: 1px solid var(--border) !important;
    border-radius: 1rem !important;
    margin-bottom: 1.25rem !important;
    box-shadow: var(--shadow-sm) !important;
    overflow: hidden !important;
    /* Force les enfants à respecter l'arrondi */
    transition: var(--transition) !important;
}

.accordion-item:hover {
    box-shadow: var(--shadow) !important;
    border-color: rgba(168, 48, 134, 0.4) !important;
    transform: translateY(-2px);
}

/* On force le bouton interne à s'arrondir aussi */
.accordion-button {
    padding: 1.25rem 1.5rem !important;
    font-size: 1.1rem !important;
    color: var(--dark) !important;
    background-color: transparent !important;
    border: none !important;
    border-radius: 1rem !important;
    /* Évite les angles bruts de Bootstrap */
}

/* Style quand l'accordéon est ouvert */
.accordion-button:not(.collapsed) {
    color: var(--accent) !important;
    background-color: var(--accent-pale) !important;
    box-shadow: none !important;
    /* On casse l'arrondi du bas uniquement quand c'est ouvert */
    border-bottom-left-radius: 0px !important;
    border-bottom-right-radius: 0px !important;
}

/* On supprime définitivement le halo bleu de Bootstrap au clic */
.accordion-button:focus {
    box-shadow: none !important;
    outline: none !important;
}

/* Zone de texte interne */
.accordion-body {
    padding: 1.5rem !important;
    color: var(--text-light) !important;
    background-color: var(--card) !important;
    border-top: 1px solid rgba(168, 48, 134, 0.1) !important;
}


/* --- Correction définitive de la flèche de l'accordéon --- */

/* 1. Sécurité : On nettoie tous les contours restants au clic */
.accordion-button:focus,
.accordion-button:active,
.accordion-button:focus-visible {
    outline: none !important;
    box-shadow: none !important;
}

/* 2. On remplace la flèche par défaut par une flèche violette (#a83086) */
.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23a83086'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
}

/* 3. On garde cette même flèche violette lorsqu'elle se retourne (accordéon ouvert) */
.accordion-button:not(.collapsed)::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23a83086'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
}