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

:root {
    --color-primary: #6B5B95;
    --color-primary-light: #7d6ea6;
    --color-accent: #439A4F;
    --color-accent-light: #5cb868;
    --color-accent-glow: rgba(67, 154, 79, 0.15);
    --color-dark: #0c1222;
    --color-text: #3a3f4b;
    --color-text-light: #6b7280;
    --color-bg: #ffffff;
    --color-bg-soft: #f7f8fc;
    --color-bg-card: #ffffff;
    --color-border: #e5e7ef;
    --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

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

ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Navigation — fond violet permanent ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 10px 0;
    background: var(--color-primary);
    transition: var(--transition);
}

.nav.scrolled {
    padding: 8px 0;
    box-shadow: 0 2px 12px rgba(107, 91, 149, 0.35);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    gap: 6px;
}

.logo-img {
    height: 32px;
    width: auto;
}

/* Logo en blanc sur fond violet via filtre */
.logo-white {
    filter: brightness(0) invert(1);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.88rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transition);
}

.nav-links a:hover {
    color: white;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Language switcher ===== */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: 12px;
}

.lang-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px;
    border-radius: 3px;
    opacity: 0.45;
    transition: opacity 0.2s;
    display: flex;
    align-items: center;
    line-height: 0;
}

.lang-btn:hover { opacity: 0.75; }
.lang-btn.active { opacity: 1; box-shadow: 0 0 0 1.5px rgba(255,255,255,0.6); border-radius: 3px; }
.lang-btn svg, .lang-btn svg * { pointer-events: none; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--color-accent);
    color: white;
    box-shadow: 0 4px 15px rgba(67, 154, 79, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    box-shadow: 0 6px 25px rgba(67, 154, 79, 0.4);
    transform: translateY(-1px);
}

.btn-outline {
    border: 1.5px solid var(--color-border);
    color: var(--color-primary);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-glow);
}

.btn-secondary {
    background: var(--color-bg-soft);
    color: var(--color-primary);
    border: 1.5px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-glow);
}

.btn-nav {
    padding: 10px 22px;
    background: var(--color-accent);
    color: white !important;
    border-radius: 8px;
}

.btn-nav:hover {
    background: var(--color-accent-light);
    color: white !important;
}

/* Bouton CTA nav sur fond violet */
.btn-nav-white {
    padding: 8px 20px;
    background: white;
    color: var(--color-primary) !important;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 700;
    transition: var(--transition);
}

.btn-nav-white:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-primary) !important;
}

.btn-full {
    width: 100%;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 72px 0 48px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 50%, rgba(67, 154, 79, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 80% 30%, rgba(26, 43, 95, 0.06) 0%, transparent 70%),
        linear-gradient(180deg, #f7f8fc 0%, #ffffff 100%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(67, 154, 79, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(67, 154, 79, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 960px;
    text-align: center;
}

.hero-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    background: var(--color-accent-glow);
    padding: 8px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.2vw, 2.6rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 24px;
    max-width: 1100px;
}

.text-accent {
    color: var(--color-accent);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

/* ===== Metrics ===== */
.metrics {
    padding: 28px 0;
    background: var(--color-primary);
    position: relative;
}

.metrics::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(67, 154, 79, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(67, 154, 79, 0.15) 0%, transparent 50%);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    text-align: center;
    position: relative;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.metric-suffix {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-accent-light);
}

.metric-label {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.75rem;
    margin-top: 4px;
    max-width: 160px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== Sections ===== */
.section {
    padding: 64px 0;
}

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 40px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===== Expertise ===== */
.expertise {
    background: var(--color-bg-soft);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.expertise-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
}

.expertise-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(67, 154, 79, 0.2);
}

.expertise-icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent-glow);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--color-accent);
}

.expertise-icon svg {
    width: 28px;
    height: 28px;
}

.expertise-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.expertise-card > p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.expertise-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.expertise-list li {
    font-size: 0.9rem;
    color: var(--color-text);
    padding-left: 20px;
    position: relative;
}

.expertise-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    opacity: 0.5;
}

/* ===== Offres — hauteur égale ===== */
.offres-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    align-items: stretch;   /* toutes les cartes à la même hauteur */
}

.offre-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.offre-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.offre-featured {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 1px var(--color-accent), var(--shadow-md);
    position: relative;
}

/* badge "Recommandé" supprimé */

.offre-badge {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.offre-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.offre-duration {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.offre-desc {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.7;
}

.offre-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
    flex-grow: 1;
}

.offre-details li {
    font-size: 0.88rem;
    color: var(--color-text);
    padding-left: 24px;
    position: relative;
}

.offre-details li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1.5px solid var(--color-accent);
    background: var(--color-accent-glow);
}

.offre-details li::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 10px;
    width: 6px;
    height: 3px;
    border-left: 1.5px solid var(--color-accent);
    border-bottom: 1.5px solid var(--color-accent);
    transform: rotate(-45deg);
}

/* ===== Approche ===== */
.approche {
    background: var(--color-bg-soft);
}

.approche-timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    padding-left: 80px;
}

.approche-timeline::before {
    content: '';
    position: absolute;
    left: 35px;
    top: 20px;
    bottom: 20px;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), rgba(67, 154, 79, 0.1));
}

.approche-step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 48px;
    position: relative;
}

.approche-step:last-child {
    margin-bottom: 0;
}

.step-number {
    position: absolute;
    left: -80px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: white;
    border: 2px solid var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-accent);
    z-index: 1;
}

.step-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.step-content p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* ===== Références ===== */
.references {
    background: var(--color-bg-soft);
}

.references-sectors {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 56px;
}

.sector-group h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 14px;
}

.client-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.client-tag {
    display: inline-block;
    padding: 6px 14px;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
    transition: var(--transition);
}

.client-tag:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-glow);
}

/* ===== Carrousel références ===== */
.carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.mission-card {
    flex: 0 0 100%;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px 48px;
    box-sizing: border-box;
}

.mission-sector-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.sector-icon {
    color: var(--color-accent);
    flex-shrink: 0;
}

.mission-sector {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-accent);
    background: var(--color-accent-glow);
    padding: 4px 14px;
    border-radius: 100px;
}

.mission-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 14px;
}

.mission-card > p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 24px;
    max-width: 720px;
}

.mission-results {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.mission-results span {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    padding: 5px 14px;
    border-radius: 8px;
}

.mission-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.mission-tag {
    font-size: 0.75rem;
    color: var(--color-accent);
    background: white;
    border: 1px solid var(--color-accent);
    padding: 3px 10px;
    border-radius: 6px;
}

.carousel-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 48px 0;
}

.carousel-dots {
    display: flex;
    gap: 8px;
    align-items: center;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
}

.carousel-dot.active {
    background: var(--color-accent);
    width: 24px;
    border-radius: 4px;
}

.carousel-controls {
    display: flex;
    gap: 8px;
}

.carousel-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1.5px solid var(--color-border);
    background: white;
    color: var(--color-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.carousel-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-glow);
}

@media (max-width: 768px) {
    .mission-card {
        padding: 28px 24px;
    }
    .carousel-footer {
        padding: 16px 24px 0;
    }
}

/* ===== Fondateur ===== */
.fondateur {
    background: white;
}

.fondateur-wrapper {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 40px;
    align-items: start;
}

.fondateur-photo {
    position: sticky;
    top: 80px;
}

.fondateur-photo img {
    width: 140px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    aspect-ratio: 1/1;
    object-fit: cover;
    object-position: center top;
}

.fondateur-info .section-tag {
    text-align: left;
}

.fondateur-info .section-title {
    text-align: left;
    margin-bottom: 4px;
}

.fondateur-role {
    font-size: 1.05rem;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 24px;
}

.fondateur-bio {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}

.fondateur-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
    margin-bottom: 32px;
}

.skill-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-accent-glow);
    border: 1px solid rgba(67, 154, 79, 0.2);
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-accent);
}

.fondateur-parcours {
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.parcours-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-light);
    margin-bottom: 12px;
}

.parcours-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}

.parcours-logos span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary);
    opacity: 0.6;
    transition: var(--transition);
}

.parcours-logos span:hover {
    opacity: 1;
}

/* ===== Contact ===== */
.contact {
    background: var(--color-bg-soft);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: start;
}

.contact-info .section-tag {
    text-align: left;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text);
    font-size: 0.95rem;
}

.contact-item svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-item a {
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--color-accent);
}

.contact-form {
    background: white;
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--color-border);
    border-radius: 10px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--color-text);
    background: var(--color-bg-soft);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
    background: white;
}

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

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* ===== Footer ===== */
.footer {
    background: var(--color-dark);
}

.footer-violet {
    background: var(--color-primary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 48px;
    padding-bottom: 40px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    margin-top: 12px;
    max-width: 280px;
}

.footer-links {
    display: flex;
    gap: 64px;
}

.footer-col h4 {
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 24px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.82rem;
}

/* ===== Bandeau logos déroulant ===== */
.logos-strip {
    overflow: hidden;
    padding: 32px 0;
    margin-bottom: 48px;
    position: relative;
}

/* fondu sur les bords */
.logos-strip::before,
.logos-strip::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    z-index: 1;
    pointer-events: none;
}

.logos-strip::before {
    left: 0;
    background: linear-gradient(to right, var(--color-bg-soft), transparent);
}

.logos-strip::after {
    right: 0;
    background: linear-gradient(to left, var(--color-bg-soft), transparent);
}

.logos-track {
    display: flex;
    gap: 48px;
    align-items: center;
    width: max-content;
    animation: logos-scroll 30s linear infinite;
}

.logos-track:hover {
    animation-play-state: paused;
}

.logo-slide {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 44px;
}

.logo-slide img {
    max-height: 36px;
    max-width: 140px;
    width: auto;
    height: auto;
    object-fit: contain;
}

.logo-slide img[src*="veolia"],
.logo-slide img[src*="loreal"] {
    max-height: 47px;
}

.logo-slide img[src*="enedis"] {
    max-height: 31px;
}

.logo-slide img[src*="banque-mutualiste"],
.logo-slide img[src*="defense"] {
    max-height: 44px;
    max-width: 140px;
}

.logo-slide svg.logo-inline {
    flex-shrink: 0;
}

/* fallback text si l'image ne charge pas */
.logo-slide img[src=""],
.logo-slide img:not([src]) {
    display: none;
}

@keyframes logos-scroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
    .logos-track { animation: none; }
}

/* ===== LinkedIn button ===== */
.fondateur-linkedin {
    margin-top: 24px;
}

.linkedin-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    border: 1.5px solid #0A66C2;
    color: #0A66C2;
    font-size: 0.88rem;
    font-weight: 700;
    transition: var(--transition);
}

.linkedin-btn:hover {
    background: #0A66C2;
    color: white;
}

/* ===== Champ obligatoire ===== */
.required-star {
    color: var(--color-accent);
    font-weight: 700;
    margin-left: 2px;
}

/* ===== Toggle nav sur fond violet ===== */
.nav-toggle span {
    background: white;
}

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .expertise-grid,
    .offres-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

    .references-sectors {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

    .fondateur-wrapper {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .fondateur-photo {
        position: static;
        width: 100px;
    }

    .fondateur-photo img {
        width: 100px;
    }

    .fondateur-info .section-tag,
    .fondateur-info .section-title {
        text-align: center;
    }

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

    .fondateur-skills {
        justify-content: center;
    }

    .parcours-logos {
        justify-content: center;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-primary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 32px;
        z-index: 99;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        font-size: 1.2rem;
        color: white;
    }

    .nav-toggle {
        display: flex;
        z-index: 101;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: 2rem;
    }

    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .metric-value {
        font-size: 2.5rem;
    }

    .section {
        padding: 64px 0;
    }

    .pourquoi-grid {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 28px 20px;
    }

    .footer-content {
        flex-direction: column;
        gap: 32px;
    }

    .footer-links {
        gap: 40px;
    }

    .approche-timeline {
        padding-left: 60px;
    }

    .approche-timeline::before {
        left: 22px;
    }

    .step-number {
        left: -60px;
        width: 40px;
        height: 40px;
        font-size: 0.8rem;
    }
}