:root {
    --color-bg: #e7f3f9;
    --color-bg-alt: #d5edf6;
    --color-surface: #ffffff;
    --color-border: #b0d4e4;
    --color-text: #0f172a;
    --color-muted: #4b5563;
    --color-accent: #00a5b8;
    --color-accent-soft: rgba(0, 165, 184, 0.12);
    --radius-s: 8px;
    --radius-m: 12px;
    --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.6);
    --spacing-xs: 0.5rem;
    --spacing-s: 1rem;
    --spacing-m: 1.5rem;
    --spacing-l: 2rem;
    --spacing-xl: 3rem;
    --max-width: 1120px;
    --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    background: radial-gradient(circle at top, #f1f7fb 0, var(--color-bg) 40%);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Layout utilitaires */

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-s);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-alt {
    padding: var(--spacing-xl) 0;
    background: radial-gradient(circle at top left, #f1f7fb 0, var(--color-bg-alt) 40%);
}

.section h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-m);
}

.section-intro {
    max-width: 640px;
    color: var(--color-muted);
    margin-bottom: var(--spacing-l);
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(12px);
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.95), rgba(231, 243, 249, 0.9));
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-s) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    display: block;
    border: 2px solid #00a5b8; /* couleur accent de ta charte */
}
/* Nav */

.main-nav {
    position: relative;
}

.nav-toggle {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-text);
    padding: 0.25rem 0.75rem;
    font-size: 1rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nav-links {
    list-style: none;
    margin: 0;
    padding: 0.5rem 0;
    position: absolute;
    right: 0;
    top: 100%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-s);
    box-shadow: var(--shadow-soft);
    min-width: 190px;
    display: none;
}

.nav-links.nav-open {
    display: block;
}

.nav-links li a {
    display: block;
    padding: 0.5rem 0.9rem;
    color: var(--color-muted);
    text-decoration: none;
    font-size: 0.9rem;
}

.nav-links li a:hover {
    color: var(--color-accent);
}

/* Hero */

.hero {
    padding: var(--spacing-xl) 0 var(--spacing-xl);
}

.hero-inner {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-l);
}

.hero-kicker {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #6b7280;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.hero h1 {
    font-size: 1.9rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-m);
}

.hero-subtitle {
    color: var(--color-muted);
    margin-bottom: var(--spacing-m);
    max-width: 40rem;
}

.hero-benefits {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-m) 0;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.hero-benefits li::before {
    content: "•";
    color: var(--color-accent);
    display: inline-block;
    margin-right: 0.4rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* Hero aside */

.hero-aside {
    max-width: 320px;
}

.hero-card {
    background: linear-gradient(145deg, var(--color-surface), #dff1f7);
    border-radius: var(--radius-m);
    padding: var(--spacing-m);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-accent-soft);
}

.hero-avatar {
    width: 56px;
    height: 56px;
    border-radius: 999px;
    border: 2px solid var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 30% 20%, var(--color-accent), #00bcd4 40%, #0284c7 100%);
    font-weight: 700;
    margin-bottom: var(--spacing-s);
}

.hero-name {
    font-weight: 700;
    margin-bottom: 0.15rem;
}

.hero-role {
    font-size: 0.85rem;
    color: var(--color-muted);
    margin-bottom: var(--spacing-m);
}

.hero-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.hero-logos span {
    font-size: 0.7rem;
    padding: 0.2rem 0.45rem;
    border-radius: 999px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

/* Cards & grids */

.card {
    background: var(--color-surface);
    border-radius: var(--radius-m);
    padding: var(--spacing-m);
    border: 1px solid var(--color-border);
    box-shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
}

.card h3 {
    margin: 0 0 0.4rem;
}

.card p {
    margin-top: 0;
}

.grid {
    display: grid;
    gap: var(--spacing-m);
}

.two-cols {
    grid-template-columns: 1fr;
}

.three-cols {
    grid-template-columns: 1fr;
}

.about-inner {
    max-width: 640px;
}

/* Services cards */



.services-cards {
    display: grid;
    gap: 1.5rem;
}

.service-card {
    background: var(--color-surface);
    border-radius: var(--radius-m);
    padding: var(--spacing-m);
    border: 1px solid var(--color-border);
    box-shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
}

.service-card h3 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
}

.service-results {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.95rem;
}



.section-cta {
    margin-top: var(--spacing-l);
}

/* Cases */

.case-context {
    color: var(--color-muted);
}

/* Testimonials */

.testimonial blockquote {
    margin: 0 0 var(--spacing-s) 0;
    font-style: italic;
}

.testimonial-role {
    font-size: 0.85rem;
    color: var(--color-muted);
}

/* Contact */

.contact-grid {
    align-items: flex-start;
}

.contact-form {
    display: grid;
    gap: var(--spacing-s);
}

.form-group {
    display: grid;
    gap: 0.25rem;
}

label {
    font-size: 0.9rem;
}

input,
textarea {
    border-radius: 8px;
    border: 1px solid var(--color-border);
    padding: 0.6rem 0.7rem;
    color: var(--color-text);
    font: inherit;
}

input:focus,
textarea:focus {
    outline: 1px solid var(--color-accent);
    border-color: var(--color-accent);
}

textarea {
    resize: vertical;
    min-height: 140px;
}

.contact-side h3 {
    margin-top: 0;
}

.contact-note {
    color: var(--color-muted);
    font-size: 0.9rem;
}

/* Buttons */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.6rem 1.3rem;
    font-size: 0.9rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: transform 0.08s ease, box-shadow 0.08s ease, background 0.1s ease, color 0.1s ease;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), #00bcd4);
    color: #ffffff;
    font-weight: 600;
    box-shadow: 0 14px 35px rgba(0, 165, 184, 0.35);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 18px 40px rgba(56, 189, 248, 0.5);
}

.btn-link {
    color: var(--color-muted);
    background: transparent;
    padding-left: 0;
}

.btn-link:hover {
    color: var(--color-accent);
}

.btn-outline {
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    background: transparent;
}

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

/* Footer */

.site-footer {
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-m) 0;
    background: #e7f3f9;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    font-size: 0.85rem;
    color: var(--color-muted);
}

.footer-inner a {
    color: var(--color-accent);
    text-decoration: none;
}

/* Responsif */

@media (min-width: 640px) {
    .hero h1 {
        font-size: 2.2rem;
    }
}

@media (min-width: 768px) {
    .hero-inner {
        flex-direction: row;
        align-items: stretch;
    }

    .hero-content {
        flex: 3;
    }

    .hero-aside {
        flex: 2;
        display: flex;
        justify-content: flex-end;
    }

    .two-cols {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .three-cols {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .services-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .nav-toggle {
        display: none;
    }

    .nav-links {
        position: static;
        display: flex !important;
        background: transparent;
        border: none;
        box-shadow: none;
        min-width: auto;
        padding: 0;
    }

    .nav-links li a {
        padding: 0.25rem 0.7rem;
        font-size: 0.9rem;
    }

    .services-table {
        font-size: 0.9rem;
    }

    .testimonial {
        flex: 0 0 50%;
        margin: 0 auto;
    }
}

@media (max-width: 767px) {
    .services-header,
    .services-row {
        grid-template-columns: 1.5fr 1fr;
    }

    .services-header span:nth-child(3),
    .services-header span:nth-child(4),
    .services-row > :nth-child(3),
    .services-row > :nth-child(4) {
        display: none;
    }
}

/* Carrousel de références (logos) */

.logos-carousel {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 0.75rem;
    align-items: center;
}

.logos-viewport {
    overflow: hidden;
}

.logos-track {
    display: flex;
    gap: 1.5rem;
    scroll-behavior: smooth;
}

.logo-item {
    flex: 0 0 auto;
}



.logo-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.08);
    overflow: hidden;
}

.logo-circle img {
    width: 100%;
    height: 100%;
    object-fit: contain;   /* tout le logo visible dans le cercle */
}



.logos-arrow {
    border: none;
    background: var(--color-surface);
    border-radius: 999px;
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--color-accent);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
    cursor: pointer;
}

.logos-arrow:hover {
    background: var(--color-accent-soft);
}



.logos-dots {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.logos-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    border: none;
    background: #cbd5e1;
    cursor: pointer;
}

.logos-dots .dot.is-active {
    width: 18px;
    background: var(--color-accent);
}

/* Carrousel de recommandations */

.testi-carousel {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 0.75rem;
    align-items: center;
}

.testi-viewport {
    overflow: hidden;
}

.testi-track {
    display: flex;
    gap: 1.5rem;
    transition: transform 0.25s ease-out;
}

.testimonial {
    flex: 0 0 100%;
    max-width: 100%;
}



.testi-arrow {
    border: none;
    background: var(--color-surface);
    border-radius: 999px;
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--color-accent);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
    cursor: pointer;
}

.testi-arrow:hover {
    background: var(--color-accent-soft);
}



.testi-dots {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.testi-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    border: none;
    background: #cbd5e1;
    cursor: pointer;
}

.testi-dot.is-active {
    width: 18px;
    background: var(--color-accent);
}