/* =====================================================
   GST Carrelage — Style "Sobre Pro" (inspiré Porcelanosa)
   Palette blanc / noir + Inter
   ===================================================== */

:root {
    /* Scale de gris cohérent */
    --gray-50:  #FAFAFA;
    --gray-100: #F4F4F5;
    --gray-150: #ECECEC;
    --gray-200: #E4E4E7;
    --gray-300: #D4D4D8;
    --gray-400: #A1A1AA;
    --gray-500: #71717A;
    --gray-600: #52525B;
    --gray-700: #3F3F46;
    --gray-800: #27272A;
    --gray-900: #18181B;

    /* Sémantique */
    --c-bg:           #FFFFFF;
    --c-bg-cream:     var(--gray-50);
    --c-bg-section:   var(--gray-100);
    --c-text:         var(--gray-900);
    --c-text-muted:   var(--gray-600);
    --c-text-soft:    var(--gray-500);
    --c-accent:       #18181B;
    --c-accent-dark:  #000000;
    --c-dark:         #18181B;
    --c-border:       var(--gray-200);
    --c-border-soft:  var(--gray-150);

    --f-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --f-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Ombres plus marquées pour la profondeur */
    --shadow-xs:  0 1px 2px rgba(24, 24, 27, 0.04), 0 1px 1px rgba(24, 24, 27, 0.03);
    --shadow-sm:  0 2px 4px rgba(24, 24, 27, 0.05), 0 1px 2px rgba(24, 24, 27, 0.04);
    --shadow-md:  0 6px 16px rgba(24, 24, 27, 0.06), 0 2px 6px rgba(24, 24, 27, 0.04);
    --shadow-lg:  0 18px 40px rgba(24, 24, 27, 0.10), 0 4px 12px rgba(24, 24, 27, 0.05);
    --shadow-xl:  0 28px 56px rgba(24, 24, 27, 0.14), 0 8px 18px rgba(24, 24, 27, 0.06);

    --radius-sm: 4px;
    --radius-md: 10px;

    --container-max: 1180px;
    --section-py: clamp(48px, 8vw, 96px);
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
img, picture, svg, video { display: block; max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--f-body);
    color: var(--c-text);
    background: var(--c-bg);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
    font-family: var(--f-display);
    color: var(--c-text);
    line-height: 1.15;
    font-weight: 400;
    letter-spacing: -0.025em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 300; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.6rem); font-weight: 300; letter-spacing: -0.025em; }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); font-weight: 500; letter-spacing: -0.015em; }
h4 { font-size: 1.05rem; font-weight: 600; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0 0 1rem 1.2rem; }

.container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
.text-muted { color: var(--c-text-muted); }
.italic { font-style: italic; }

/* HEADER */
.site-header {
    background: rgba(251, 248, 243, 0.92);
    border-bottom: 1px solid var(--c-border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.site-header .container {
    display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.site-logo {
    font-family: var(--f-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--c-text);
    letter-spacing: 0.02em;
}
.site-logo span { color: var(--c-accent); }
.site-nav { display: flex; gap: 32px; align-items: center; }
.site-nav a {
    font-size: 0.95rem;
    color: var(--c-text-muted);
    transition: color 0.2s ease;
    padding: 6px 0;
    position: relative;
}
.site-nav a:hover, .site-nav a.active { color: var(--c-accent); }
.site-nav a.active::after {
    content: '';
    position: absolute;
    bottom: -6px; left: 0; right: 0;
    height: 2px;
    background: var(--c-accent);
}
.nav-toggle { display: none; background: transparent; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 26px; height: 2px; background: var(--c-text); margin: 6px 0; transition: transform 0.3s ease; }

/* BOUTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-family: var(--f-body);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    border: 1.5px solid transparent;
    transition: all 0.2s ease;
    text-align: center;
    white-space: nowrap;
}
.btn-primary { background: var(--c-accent); color: var(--c-bg-cream); }
.btn-primary:hover { background: var(--c-accent-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--c-accent); border-color: var(--c-accent); }
.btn-outline:hover { background: var(--c-accent); color: var(--c-bg-cream); }
.btn-link {
    color: var(--c-accent);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-thickness: 1px;
    padding: 6px 0;
}
.btn-link:hover { color: var(--c-accent-dark); }

/* HERO */
.hero {
    padding: clamp(60px, 10vw, 120px) 0 clamp(40px, 6vw, 80px);
    background: linear-gradient(180deg, var(--c-bg-cream) 0%, var(--c-bg) 100%);
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: clamp(32px, 5vw, 80px);
    align-items: center;
}
.hero h1 {
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    margin-bottom: 0;
    color: var(--c-text);
}
.hero h2 {
    font-family: var(--f-display);
    font-weight: 400;
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--c-text-muted);
    margin-top: 12px;
    margin-bottom: 28px;
    letter-spacing: 0;
}
.hero-tagline {
    font-size: 1.1rem;
    color: var(--c-text-muted);
    max-width: 480px;
    margin-bottom: 32px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }

/* Visuel décoratif côté hero — motif carrelage en CSS pur, sans image */
.hero-deco {
    position: relative;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-dark) 100%);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.hero-deco::before {
    content: '';
    position: absolute;
    inset: 16px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-sm);
}
.hero-deco::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(45deg, transparent 0 38px, rgba(255,255,255,0.08) 38px 39px),
        repeating-linear-gradient(-45deg, transparent 0 38px, rgba(255,255,255,0.08) 38px 39px);
    opacity: 0.7;
}
.hero-deco-mark {
    position: absolute;
    bottom: 32px;
    left: 32px;
    right: 32px;
    color: rgba(255,255,255,0.92);
    z-index: 2;
}
.hero-deco-mark .label {
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 8px;
    opacity: 0.85;
}
.hero-deco-mark .title {
    font-family: var(--f-display);
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.015em;
}

/* Bandeau confiance */
.trust-bar {
    background: var(--c-bg-cream);
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
    padding: 24px 0;
}
.trust-bar-items {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 48px;
    color: var(--c-text-muted);
    font-size: 0.95rem;
}
.trust-bar-items > * { display: inline-flex; align-items: center; gap: 8px; }
.trust-bar-items strong { color: var(--c-accent); }

/* SECTIONS */
.section { padding: var(--section-py) 0; }
.section-header { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-header h2 { margin-bottom: 12px; }
.section-header .lead { font-size: 1.1rem; color: var(--c-text-muted); }
.section-alt { background: var(--c-bg-cream); }

/* SERVICES — version compacte */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}
.service-card {
    background: var(--c-bg);
    border: 1px solid var(--c-border-soft);
    border-radius: var(--radius-md);
    padding: 22px 22px 20px;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xs);
}
.service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--gray-300);
}
.service-card h3 { margin-bottom: 8px; font-size: 1.05rem; font-weight: 600; }
.service-card p {
    color: var(--c-text-muted);
    margin-bottom: 14px;
    flex-grow: 1;
    font-size: 0.9rem;
    line-height: 1.55;
}
.service-card .btn-link {
    align-self: flex-start;
    font-size: 0.82rem;
    padding: 0;
    border-bottom: 1px solid var(--c-text);
    text-decoration: none;
}
.service-icon {
    width: 38px; height: 38px;
    background: var(--gray-100);
    color: var(--c-text);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem;
    margin-bottom: 14px;
    border: 1px solid var(--c-border-soft);
}

/* ZONES — compactes */
.zone-list { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; max-width: 720px; margin: 0 auto; }
.zone-tag {
    background: var(--c-bg);
    border: 1px solid var(--c-border-soft);
    padding: 7px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    color: var(--c-text-muted);
    transition: all 0.2s ease;
    box-shadow: var(--shadow-xs);
}
.zone-tag:hover {
    border-color: var(--gray-400);
    color: var(--c-text);
    box-shadow: var(--shadow-sm);
}

/* TÉMOIGNAGES — version compacte */
.temoignages-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.temoignage {
    background: var(--c-bg);
    border: 1px solid var(--c-border-soft);
    padding: 22px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    transition: box-shadow 0.25s ease, border-color 0.25s ease;
}
.temoignage:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-sm);
}
.temoignage-text {
    font-family: var(--f-body);
    font-size: 0.92rem;
    color: var(--c-text);
    margin-bottom: 14px;
    line-height: 1.6;
}
.temoignage-text::before { content: '"'; color: var(--gray-400); }
.temoignage-text::after  { content: '"'; color: var(--gray-400); }
.temoignage-author { color: var(--c-text-soft); font-size: 0.82rem; }
.temoignage-author strong { color: var(--c-text); display: block; margin-bottom: 2px; font-weight: 600; }

/* CTA */
.cta-section {
    background: var(--c-dark);
    color: var(--c-bg-cream);
    text-align: center;
    padding: var(--section-py) 0;
}
.cta-section h2 { color: var(--c-bg-cream); margin-bottom: 16px; }
.cta-section p { color: rgba(251, 248, 243, 0.85); margin-bottom: 32px; }
.cta-section .btn-primary { background: var(--c-accent); }
.cta-section .btn-primary:hover { background: var(--c-bg-cream); color: var(--c-dark); }

/* FOOTER */
.site-footer {
    background: var(--c-dark);
    color: rgba(251, 248, 243, 0.8);
    padding: 64px 0 24px;
    font-size: 0.9rem;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-col h4 {
    color: var(--c-bg-cream);
    font-family: var(--f-display);
    font-size: 1.15rem;
    margin-bottom: 16px;
    font-weight: 500;
}
.footer-col a { color: rgba(251, 248, 243, 0.7); display: block; padding: 4px 0; transition: color 0.2s ease; }
.footer-col a:hover { color: var(--c-accent); }
.footer-bottom {
    border-top: 1px solid rgba(251, 248, 243, 0.1);
    padding-top: 24px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 16px;
    font-size: 0.85rem;
    color: rgba(251, 248, 243, 0.5);
}

/* PAGES INTÉRIEURES */
.page-hero {
    background: var(--c-bg-cream);
    padding: clamp(50px, 8vw, 90px) 0 clamp(30px, 5vw, 60px);
    text-align: center;
    border-bottom: 1px solid var(--c-border);
}
.page-hero h1 { margin-bottom: 12px; }
.page-hero .lead { color: var(--c-text-muted); font-size: 1.1rem; max-width: 640px; margin: 0 auto; }
.page-content { max-width: 780px; margin: 0 auto; padding: clamp(40px, 6vw, 80px) 24px; }
.page-content h2 { margin-top: 48px; margin-bottom: 16px; }
.page-content h2:first-child { margin-top: 0; }
.page-content h3 { margin-top: 32px; margin-bottom: 12px; color: var(--c-accent); }
.page-content ul li { margin-bottom: 6px; }
.page-content strong { color: var(--c-text); }

/* FORMULAIRE */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-grid-full { grid-column: 1 / -1; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label { font-size: 0.9rem; color: var(--c-text-muted); font-weight: 600; }
.form-field input, .form-field select, .form-field textarea {
    background: var(--c-bg-cream);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font-family: var(--f-body);
    font-size: 1rem;
    color: var(--c-text);
    transition: border-color 0.2s ease;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
    outline: none;
    border-color: var(--c-accent);
    box-shadow: 0 0 0 3px rgba(10, 10, 10, 0.12);
}
.form-field textarea { resize: vertical; min-height: 160px; }
.form-checkbox { display: flex; align-items: flex-start; gap: 10px; margin: 16px 0; font-size: 0.9rem; color: var(--c-text-muted); }
.form-success, .form-error { padding: 16px 20px; border-radius: var(--radius-sm); margin-bottom: 24px; }
.form-success { background: #DCEED1; color: #2C5F1A; }
.form-error { background: #F8D7DA; color: #842029; }

/* RESPONSIVE */
@media (max-width: 880px) {
    .hero-grid { grid-template-columns: 1fr; }
    .hero-deco { max-width: 480px; margin: 0 auto; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
    .site-nav {
        position: fixed;
        top: 64px; left: 0; right: 0;
        background: var(--c-bg-cream);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--c-border);
        transform: translateY(-110%);
        transition: transform 0.3s ease;
    }
    .site-nav.open { transform: translateY(0); }
    .nav-toggle { display: block; }
    .form-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* =====================================================
   PATTERN MONCDC — Hero plein écran + sections empilées
   ===================================================== */

/* HEADER avec logo image (transparent, sans texte à côté) */
.site-header .site-logo {
    display: inline-flex;
    align-items: center;
    line-height: 0;
}
.site-header .site-logo img {
    height: 44px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
    display: block;
}

/* Bouton small (header) */
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }

/* HERO PLEIN ÉCRAN — fond gris subtle pour profondeur */
.hero-fullscreen {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 100px 0 140px;
    background:
        radial-gradient(ellipse 80% 50% at 50% 0%, var(--gray-100) 0%, transparent 60%),
        linear-gradient(180deg, var(--gray-50) 0%, var(--c-bg) 50%, var(--gray-50) 100%);
}

/* Background décoratif (motif carrelage diagonal subtle) */
.hero-bg-deco {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 1;
    background:
        radial-gradient(circle at 15% 25%, rgba(24, 24, 27, 0.05) 0%, transparent 35%),
        radial-gradient(circle at 85% 75%, rgba(24, 24, 27, 0.04) 0%, transparent 35%),
        repeating-linear-gradient(45deg, transparent 0 60px, rgba(24, 24, 27, 0.025) 60px 61px),
        repeating-linear-gradient(-45deg, transparent 0 60px, rgba(24, 24, 27, 0.018) 60px 61px);
}
.hero-bg-deco::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(255,255,255,0.4) 70%);
}

.hero-fullscreen-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 880px;
}

.hero-eyebrow {
    font-size: 0.8rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--c-accent);
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-fullscreen h1 {
    font-size: clamp(2.4rem, 5.5vw, 4.2rem);
    font-weight: 600;
    color: var(--c-text);
    letter-spacing: -0.02em;
    line-height: 1.08;
    margin-bottom: 28px;
}

.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--c-text-muted);
    max-width: 620px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

/* Features mini-cards sous hero — version compacte */
.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 10px;
    max-width: 880px;
    margin: 0 auto;
}
.hero-feat {
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid var(--c-border-soft);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    text-align: left;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-xs);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.hero-feat:hover {
    border-color: var(--gray-400);
    box-shadow: var(--shadow-sm);
}
.hero-feat-icon {
    width: 24px;
    height: 24px;
    background: var(--c-accent);
    color: #FFFFFF;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.7rem;
    flex-shrink: 0;
}
.hero-feat-title {
    font-family: var(--f-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--c-text);
    line-height: 1.2;
}
.hero-feat-desc {
    font-size: 0.78rem;
    color: var(--c-text-soft);
    line-height: 1.35;
    margin-top: 2px;
}

/* SCROLL CTA "Découvrir" + flèche en bas du hero */
.hero-scroll-cta {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--c-text-muted);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
    transition: color 0.2s ease;
    z-index: 3;
}
.hero-scroll-cta:hover { color: var(--c-accent); }

.hero-scroll-arrow {
    width: 34px;
    height: 34px;
    border: 1px solid var(--c-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    background: var(--c-bg-cream);
    animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 0.65; }
    50%       { transform: translateY(6px); opacity: 1; }
}

/* SECTIONS STACK — fonds alternés pour le rythme */
.section-stack {
    padding: clamp(80px, 12vw, 140px) 0;
    position: relative;
    background: var(--c-bg);
}
.section-stack.section-alt {
    background: var(--gray-50);
    border-top: 1px solid var(--c-border-soft);
    border-bottom: 1px solid var(--c-border-soft);
}
.section-stack + .section-stack {
    border-top: 1px solid var(--c-border-soft);
}
.section-stack-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 64px;
}
.section-stack-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-size: 0.72rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--c-text-soft);
    font-weight: 600;
    margin-bottom: 20px;
}
.section-eyebrow::before,
.section-eyebrow::after {
    content: '';
    width: 28px;
    height: 1px;
    background: var(--gray-300);
}
.section-stack-header .lead {
    font-size: 1.05rem;
    color: var(--c-text-muted);
    line-height: 1.7;
}

.section-stack-nav {
    text-align: center;
    margin-top: 64px;
}
.section-nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--c-border);
    border-radius: 50%;
    color: var(--c-text-muted);
    background: var(--c-bg-cream);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
}
.section-nav-btn:hover {
    background: var(--c-accent);
    color: var(--c-bg-cream);
    border-color: var(--c-accent);
    transform: translateY(2px);
}

/* CARROUSEL scroll-snap */
.carousel-wrap {
    position: relative;
    margin: 48px 0 16px;
}
.carousel-track {
    display: flex;
    gap: 16px;
    padding: 0 clamp(24px, 5vw, 80px);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-padding-left: clamp(24px, 5vw, 80px);
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.carousel-track::-webkit-scrollbar { display: none; }
.carousel-slide {
    flex: 0 0 clamp(260px, 32vw, 420px);
    scroll-snap-align: start;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    position: relative;
    margin: 0;
    background: var(--c-bg);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid var(--c-border-soft);
}
.carousel-slide:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.carousel-slide img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}
.carousel-slide figcaption {
    padding: 14px 18px;
    background: var(--c-bg);
    border-top: 1px solid var(--c-border-soft);
}
.carousel-slide figcaption strong {
    display: block;
    font-family: var(--f-display);
    font-size: 0.95rem;
    color: var(--c-text);
    margin-bottom: 2px;
    font-weight: 600;
}
.carousel-slide figcaption span {
    font-size: 0.8rem;
    color: var(--c-text-soft);
}

.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(251, 248, 243, 0.95);
    border: 1px solid var(--c-border);
    border-radius: 50%;
    color: var(--c-text);
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 5;
    box-shadow: var(--shadow-md);
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.carousel-arrow:hover {
    background: var(--c-accent);
    color: var(--c-bg-cream);
    border-color: var(--c-accent);
}
.carousel-arrow-prev { left: clamp(8px, 2vw, 32px); }
.carousel-arrow-next { right: clamp(8px, 2vw, 32px); }

/* TÉMOIGNAGES upgrade pour pattern MonCDC */
.temoignage-stars {
    color: #C9B270;
    letter-spacing: 4px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}
.temoignage-stars span { color: var(--c-border); }
.temoignage-stars span.on { color: #C9B270; }

/* REVEAL animations */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    .hero-scroll-arrow { animation: none; }
}

/* Responsive */
@media (max-width: 720px) {
    .hero-features { grid-template-columns: 1fr 1fr; }
    .carousel-slide { flex-basis: 78vw; }
    .site-logo img { height: 38px; }
}
@media (max-width: 480px) {
    .hero-features { grid-template-columns: 1fr; }
}

/* APPROCHE / MÉTHODE — 4 étapes textuelles */
.approche-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-top: 48px;
}
.approche-item {
    background: var(--c-bg);
    border: 1px solid var(--c-border-soft);
    border-radius: var(--radius-md);
    padding: 24px 22px;
    box-shadow: var(--shadow-xs);
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
    position: relative;
}
.approche-item:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.approche-num {
    font-family: var(--f-display);
    font-size: 2rem;
    font-weight: 200;
    color: var(--gray-300);
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -0.04em;
}
.approche-item h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--c-text);
}
.approche-item p {
    color: var(--c-text-muted);
    font-size: 0.88rem;
    line-height: 1.55;
    margin: 0;
}
.approche-item p strong { color: var(--c-text); font-weight: 600; }