/* ═══════════════════════════════════════════════════════════════
   RGC SITE VITRINE — Design System CSS
   ═══════════════════════════════════════════════════════════════ */

:root {
    /* Couleurs */
    --vt-bg: #ffffff;
    --vt-bg-alt: #f7f6f4;
    --vt-bg-dark: #1a1e21;
    --vt-text: #33383C;
    --vt-text-light: #7a7a7a;
    --vt-heading: #1a1e21;
    --vt-border: #e2e0dc;

    /* Accents par marque */
    --vt-accent-go: #c5a35a;     /* Or — RGC Maison Design */
    --vt-accent-so: #8b6343;     /* Cuivre — RGC Intérieur */
    --vt-accent-group: #1a1e21;  /* Sombre — RGC Group */
    --vt-accent: var(--vt-accent-go);

    /* Typographie */
    --vt-font-serif: 'Crimson Text', Georgia, serif;
    --vt-font-sans: 'Inter', system-ui, -apple-system, sans-serif;

    /* Spacing */
    --vt-space-xs: 0.5rem;
    --vt-space-sm: 1rem;
    --vt-space-md: 2rem;
    --vt-space-lg: 4rem;
    --vt-space-xl: 6rem;

    /* Shadows */
    --vt-shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --vt-shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --vt-shadow-lg: 0 8px 30px rgba(0,0,0,0.12);

    /* Border radius */
    --vt-radius: 4px;
    --vt-radius-lg: 8px;

    /* Transitions */
    --vt-transition: 0.3s ease;

    /* Layout */
    --vt-max-width: 1280px;
    --vt-header-height: 80px;
}

/* ── Reset & Base ──────────────────────────────────────────── */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--vt-font-sans);
    color: var(--vt-text);
    background: var(--vt-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--vt-transition);
}

a:hover {
    color: var(--vt-accent);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--vt-font-serif);
    color: var(--vt-heading);
    line-height: 1.3;
    font-weight: 600;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; }

/* ── Layout Helpers ────────────────────────────────────────── */

.vt-container {
    max-width: var(--vt-max-width);
    margin: 0 auto;
    padding: 0 var(--vt-space-md);
}

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

.vt-section-alt {
    background: var(--vt-bg-alt);
}

.vt-section-dark {
    background: var(--vt-bg-dark);
    color: #ffffff;
}

.vt-section-dark h2,
.vt-section-dark h3 {
    color: #ffffff;
}

.vt-grid {
    display: grid;
    gap: var(--vt-space-md);
}

.vt-grid-2 { grid-template-columns: repeat(2, 1fr); }
.vt-grid-3 { grid-template-columns: repeat(3, 1fr); }
.vt-grid-4 { grid-template-columns: repeat(4, 1fr); }

.vt-text-center { text-align: center; }
.vt-text-muted { color: var(--vt-text-light); }

.vt-section-header {
    text-align: center;
    margin-bottom: var(--vt-space-lg);
}

.vt-section-header h2 {
    margin-bottom: var(--vt-space-xs);
}

.vt-section-header p {
    color: var(--vt-text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ── Header ────────────────────────────────────────────────── */

.vt-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--vt-header-height);
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--vt-border);
    z-index: 1000;
    transition: box-shadow var(--vt-transition);
}

.vt-header.scrolled {
    box-shadow: var(--vt-shadow-md);
}

.vt-header-inner {
    max-width: var(--vt-max-width);
    margin: 0 auto;
    padding: 0 var(--vt-space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.vt-logo {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.vt-logo-text {
    font-family: var(--vt-font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--vt-heading);
    letter-spacing: 0.05em;
}

.vt-logo-sub {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--vt-text-light);
}

/* Nav */
.vt-nav-list {
    display: flex;
    list-style: none;
    gap: 0;
}

.vt-nav-item > a {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--vt-text);
    transition: color var(--vt-transition);
}

.vt-nav-item > a:hover,
.vt-nav-item.active > a {
    color: var(--vt-accent);
}

/* Sous-menu */
.vt-nav-has-sub {
    position: relative;
}

.vt-nav-sub {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--vt-bg);
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius);
    box-shadow: var(--vt-shadow-md);
    min-width: 200px;
    padding: 0.5rem 0;
    list-style: none;
    z-index: 10;
}

.vt-nav-has-sub:hover .vt-nav-sub {
    display: block;
}

.vt-nav-sub li a {
    display: block;
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
    color: var(--vt-text);
}

.vt-nav-sub li a:hover {
    background: var(--vt-bg-alt);
    color: var(--vt-accent);
}

/* Header actions */
.vt-header-actions {
    display: flex;
    align-items: center;
    gap: var(--vt-space-sm);
}

.vt-header-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--vt-border);
    color: var(--vt-text);
    transition: all var(--vt-transition);
}

.vt-header-icon:hover {
    border-color: var(--vt-accent);
    color: var(--vt-accent);
}

/* Mobile menu toggle */
.vt-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.vt-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--vt-heading);
    transition: all var(--vt-transition);
}

/* ── Buttons ───────────────────────────────────────────────── */

.vt-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-family: var(--vt-font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--vt-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--vt-transition);
    text-decoration: none;
    line-height: 1.4;
}

.vt-btn-primary {
    background: var(--vt-accent);
    color: #ffffff;
    border-color: var(--vt-accent);
}

.vt-btn-primary:hover {
    background: transparent;
    color: var(--vt-accent);
}

.vt-btn-outline {
    background: transparent;
    color: var(--vt-heading);
    border-color: var(--vt-heading);
}

.vt-btn-outline:hover {
    background: var(--vt-heading);
    color: #ffffff;
}

.vt-btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.8rem;
}

.vt-btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

/* ── Hero Section ──────────────────────────────────────────── */

.vt-hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: var(--vt-header-height);
}

.vt-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: -1;
}

.vt-hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(26,30,33,0.3) 0%,
        rgba(26,30,33,0.6) 100%
    );
}

.vt-hero-content {
    position: relative;
    text-align: center;
    color: #ffffff;
    max-width: 800px;
    padding: var(--vt-space-md);
}

.vt-hero-content h1 {
    color: #ffffff;
    font-size: 3.5rem;
    margin-bottom: var(--vt-space-sm);
}

.vt-hero-content p {
    font-size: 1.2rem;
    margin-bottom: var(--vt-space-md);
    opacity: 0.9;
}

.vt-hero-actions {
    display: flex;
    gap: var(--vt-space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Cards ─────────────────────────────────────────────────── */

.vt-card {
    background: var(--vt-bg);
    border-radius: var(--vt-radius-lg);
    overflow: hidden;
    box-shadow: var(--vt-shadow-sm);
    transition: transform var(--vt-transition), box-shadow var(--vt-transition);
}

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

.vt-card-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
}

.vt-card-body {
    padding: 1.5rem;
}

.vt-card-title {
    font-family: var(--vt-font-serif);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.vt-card-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--vt-text-light);
    margin-bottom: 0.75rem;
}

.vt-card-price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--vt-accent);
}

.vt-card-price-detail {
    font-size: 0.8rem;
    color: var(--vt-text-light);
}

/* ── Filiales Section ──────────────────────────────────────── */

.vt-filiales {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.vt-filiale {
    padding: var(--vt-space-xl) var(--vt-space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.vt-filiale-go {
    background: var(--vt-bg-alt);
    border-right: 1px solid var(--vt-border);
}

.vt-filiale-so {
    background: var(--vt-bg);
}

.vt-filiale h3 {
    font-size: 1.75rem;
    margin-bottom: var(--vt-space-xs);
}

.vt-filiale-accent-go { color: var(--vt-accent-go); }
.vt-filiale-accent-so { color: var(--vt-accent-so); }

.vt-filiale p {
    color: var(--vt-text-light);
    max-width: 400px;
}

/* ── Testimonials ──────────────────────────────────────────── */

.vt-testimonial {
    background: var(--vt-bg);
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius-lg);
    padding: 2rem;
    position: relative;
}

.vt-testimonial::before {
    content: '\201C';
    font-family: var(--vt-font-serif);
    font-size: 4rem;
    color: var(--vt-accent);
    opacity: 0.3;
    position: absolute;
    top: 0.5rem;
    left: 1.5rem;
    line-height: 1;
}

.vt-testimonial-text {
    font-style: italic;
    color: var(--vt-text);
    margin-bottom: 1rem;
    padding-top: 1rem;
}

.vt-testimonial-author {
    font-weight: 600;
    font-size: 0.9rem;
}

.vt-testimonial-location {
    font-size: 0.8rem;
    color: var(--vt-text-light);
}

.vt-testimonial-stars {
    color: var(--vt-accent);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

/* ── Blog Cards ────────────────────────────────────────────── */

.vt-blog-card .vt-card-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.vt-blog-tag {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--vt-bg-alt);
    border-radius: 3px;
    color: var(--vt-text-light);
}

.vt-blog-read-time {
    font-size: 0.8rem;
    color: var(--vt-text-light);
}

/* ── Forms ─────────────────────────────────────────────────── */

.vt-form-group {
    margin-bottom: 1.25rem;
}

.vt-form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--vt-heading);
}

.vt-form-input,
.vt-form-textarea,
.vt-form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--vt-font-sans);
    font-size: 0.95rem;
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius);
    background: var(--vt-bg);
    color: var(--vt-text);
    transition: border-color var(--vt-transition);
}

.vt-form-input:focus,
.vt-form-textarea:focus,
.vt-form-select:focus {
    outline: none;
    border-color: var(--vt-accent);
    box-shadow: 0 0 0 3px rgba(197,163,90,0.15);
}

.vt-form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* ── FAQ ───────────────────────────────────────────────────── */

.vt-faq-item {
    border-bottom: 1px solid var(--vt-border);
}

.vt-faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.25rem 0;
    font-family: var(--vt-font-sans);
    font-size: 1rem;
    font-weight: 500;
    color: var(--vt-heading);
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.vt-faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--vt-text-light);
    transition: transform var(--vt-transition);
}

.vt-faq-item.open .vt-faq-question::after {
    transform: rotate(45deg);
}

.vt-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--vt-transition);
    color: var(--vt-text);
    font-size: 0.95rem;
    line-height: 1.7;
}

.vt-faq-item.open .vt-faq-answer {
    max-height: 500px;
    padding-bottom: 1.25rem;
}

/* ── Footer ────────────────────────────────────────────────── */

.vt-footer {
    background: var(--vt-bg-dark);
    color: rgba(255,255,255,0.8);
    padding: var(--vt-space-xl) 0 0;
}

.vt-footer-inner {
    max-width: var(--vt-max-width);
    margin: 0 auto;
    padding: 0 var(--vt-space-md);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--vt-space-lg);
}

.vt-footer-col h4 {
    color: #ffffff;
    font-family: var(--vt-font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.25rem;
}

.vt-footer-col ul {
    list-style: none;
}

.vt-footer-col ul li {
    margin-bottom: 0.75rem;
}

.vt-footer-col ul li a {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    transition: color var(--vt-transition);
}

.vt-footer-col ul li a:hover {
    color: var(--vt-accent);
}

.vt-footer-siret {
    display: block;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.4);
}

.vt-footer-desc {
    font-size: 0.9rem;
    line-height: 1.6;
    color: rgba(255,255,255,0.6);
}

.vt-footer-address {
    font-style: normal;
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.vt-footer-address a {
    color: rgba(255,255,255,0.7);
}

.vt-footer-bottom {
    max-width: var(--vt-max-width);
    margin: var(--vt-space-lg) auto 0;
    padding: 1.5rem var(--vt-space-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
}

.vt-footer-links {
    display: flex;
    gap: 1.5rem;
}

.vt-footer-links a {
    color: rgba(255,255,255,0.4);
}

.vt-footer-links a:hover {
    color: rgba(255,255,255,0.8);
}

/* ── Encadrés (blog) ───────────────────────────────────────── */

.encadre {
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    border-left: 4px solid var(--vt-accent);
    background: var(--vt-bg-alt);
    border-radius: 0 var(--vt-radius) var(--vt-radius) 0;
}

.encadre-attention {
    border-color: #e74c3c;
    background: #fdf2f2;
}

.cta-rdv {
    text-align: center;
    padding: var(--vt-space-md);
    margin: var(--vt-space-md) 0;
    background: var(--vt-bg-alt);
    border-radius: var(--vt-radius-lg);
}

.cta-rdv a {
    display: inline-block;
    margin-top: var(--vt-space-sm);
}

/* ── Content offset ────────────────────────────────────────── */

main {
    padding-top: var(--vt-header-height);
}

.vt-hero + .vt-section {
    /* Hero gère déjà le margin-top */
}

main > .vt-section:first-child:not(.vt-hero) {
    padding-top: calc(var(--vt-space-xl) + var(--vt-header-height));
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 1023px) {
    .vt-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .vt-grid-3 { grid-template-columns: repeat(2, 1fr); }

    .vt-footer-inner {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    :root {
        --vt-header-height: 64px;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }

    .vt-hero-content h1 { font-size: 2.25rem; }

    /* Mobile nav */
    .vt-nav {
        display: none;
        position: fixed;
        top: var(--vt-header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--vt-bg);
        padding: var(--vt-space-md);
        overflow-y: auto;
        z-index: 999;
    }

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

    .vt-nav-list {
        flex-direction: column;
    }

    .vt-nav-item > a {
        padding: 1rem 0;
        font-size: 1.1rem;
        border-bottom: 1px solid var(--vt-border);
    }

    .vt-nav-sub {
        position: static;
        display: block;
        border: none;
        box-shadow: none;
        padding-left: 1rem;
    }

    .vt-menu-toggle {
        display: flex;
    }

    .vt-header-actions .vt-btn {
        display: none;
    }

    /* Grids */
    .vt-grid-2,
    .vt-grid-3,
    .vt-grid-4 {
        grid-template-columns: 1fr;
    }

    .vt-filiales {
        grid-template-columns: 1fr;
    }

    .vt-filiale-go {
        border-right: none;
        border-bottom: 1px solid var(--vt-border);
    }

    /* Footer */
    .vt-footer-inner {
        grid-template-columns: 1fr;
        gap: var(--vt-space-md);
    }

    .vt-footer-bottom {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}

@media (max-width: 479px) {
    .vt-container {
        padding: 0 var(--vt-space-sm);
    }

    .vt-section {
        padding: var(--vt-space-lg) 0;
    }

    .vt-hero {
        min-height: 70vh;
    }

    .vt-hero-content h1 {
        font-size: 1.75rem;
    }
}

/* ── Lazy loading images ───────────────────────────────────── */

img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.5s ease;
}

img[loading="lazy"].loaded,
img.loaded {
    opacity: 1;
}

/* ── Calendar / RDV ──────────────────────────────────────── */

.vt-calendar {
    background: #fff;
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius-lg);
    padding: var(--vt-space-md);
    margin-bottom: var(--vt-space-md);
}
.vt-calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--vt-space-sm);
}
.vt-calendar-month {
    font-family: var(--vt-font-title);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--vt-dark);
}
.vt-calendar-nav {
    background: none;
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius);
    padding: 0.4rem 0.75rem;
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--vt-dark);
    transition: background var(--vt-transition);
}
.vt-calendar-nav:hover {
    background: var(--vt-bg-warm);
}
.vt-calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--vt-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--vt-border);
}
.vt-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}
.vt-calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--vt-radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: default;
    transition: all 0.15s;
}
.vt-calendar-day--empty {
    visibility: hidden;
}
.vt-calendar-day--past {
    color: #ccc;
}
.vt-calendar-day--unavailable {
    color: #999;
}
.vt-calendar-day--available {
    background: #fdf8f0;
    color: var(--vt-dark);
    cursor: pointer;
    border: 1px solid var(--vt-accent);
    font-weight: 600;
}
.vt-calendar-day--available:hover {
    background: var(--vt-accent);
    color: #fff;
}
.vt-calendar-day--selected {
    background: var(--vt-accent) !important;
    color: #fff !important;
}

.vt-slots {
    margin-top: var(--vt-space-md);
}
.vt-slots h3 {
    font-size: 1rem;
    margin-bottom: var(--vt-space-sm);
    color: var(--vt-dark);
}
.vt-slots-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.vt-slot-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius);
    background: #fff;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.15s;
}
.vt-slot-btn:hover {
    border-color: var(--vt-accent);
    background: #fdf8f0;
}
.vt-slot-btn.active {
    background: var(--vt-accent);
    color: #fff;
    border-color: var(--vt-accent);
}

.vt-rdv-selected {
    background: #fdf8f0;
    border: 1px solid var(--vt-accent);
    border-radius: var(--vt-radius);
    padding: 0.75rem 1rem;
    margin-bottom: var(--vt-space-md);
    font-size: 0.95rem;
}
.vt-rdv-placeholder {
    text-align: center;
    padding: var(--vt-space-xl) var(--vt-space-md);
    color: var(--vt-text-muted);
}
.vt-rdv-placeholder p {
    margin-top: var(--vt-space-sm);
    font-size: 0.95rem;
}

/* ── Lightbox ──────────────────────────────────────────────── */

.vt-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--vt-transition);
}

.vt-lightbox.open {
    opacity: 1;
    pointer-events: auto;
}

.vt-lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--vt-radius);
}

.vt-lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: #fff;
    font-size: 2rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

/* ── Breadcrumb ────────────────────────────────────────────── */

.vt-breadcrumb {
    padding: var(--vt-space-sm) 0;
    font-size: 0.85rem;
    color: var(--vt-text-light);
}

.vt-breadcrumb a {
    color: var(--vt-text-light);
}

.vt-breadcrumb a:hover {
    color: var(--vt-accent);
}

.vt-breadcrumb span {
    margin: 0 0.5rem;
}

/* ── Hero small variant ───────────────────────────────────── */

.vt-hero-sm {
    min-height: 45vh;
}

/* ── Filiale cards (page groupe) ──────────────────────────── */

.vt-filiale-card {
    background: var(--vt-bg);
    padding: var(--vt-space-lg);
    border-radius: var(--vt-radius-lg);
    position: relative;
    box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.vt-filiale-card-accent {
    height: 4px;
    border-radius: var(--vt-radius-lg) var(--vt-radius-lg) 0 0;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

/* ── Feature list ─────────────────────────────────────────── */

.vt-feature-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.vt-feature-list li {
    padding: 0.5rem 0 0.5rem 1.5rem;
    position: relative;
    line-height: 1.6;
}

.vt-feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--vt-accent);
    font-weight: 600;
}

/* ── Stat cards ───────────────────────────────────────────── */

.vt-stat-card {
    text-align: center;
    padding: var(--vt-space-md);
    background: var(--vt-bg);
    border-radius: var(--vt-radius-lg);
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.vt-stat-number {
    font-family: var(--vt-font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--vt-accent);
    line-height: 1.2;
}

.vt-stat-label {
    font-size: 0.9rem;
    color: var(--vt-text-light);
    margin-top: 0.5rem;
}

/* ── Service cards ────────────────────────────────────────── */

.vt-service-card {
    background: var(--vt-bg);
    padding: var(--vt-space-md);
    border-radius: var(--vt-radius-lg);
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
    transition: transform var(--vt-transition), box-shadow var(--vt-transition);
}

.vt-service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

.vt-service-icon {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.vt-service-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

/* ── Process steps ────────────────────────────────────────── */

.vt-process {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--vt-space-md);
    position: relative;
}

.vt-process-step {
    text-align: center;
    padding: var(--vt-space-md);
}

.vt-process-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    color: #fff;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.vt-process-step h3 {
    font-size: 1.05rem;
    margin-bottom: 0.75rem;
}

/* ── Legal info block ─────────────────────────────────────── */

.vt-legal-info {
    background: var(--vt-bg-alt);
    padding: var(--vt-space-md);
    border-radius: var(--vt-radius);
    border-left: 3px solid var(--vt-accent);
}

/* ── Image placeholders ───────────────────────────────────── */

.vt-img-rounded {
    width: 100%;
    border-radius: var(--vt-radius-lg);
    object-fit: cover;
}

.vt-img-placeholder {
    width: 100%;
    height: 300px;
    background: var(--vt-bg-alt);
    border-radius: var(--vt-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--vt-text-light);
    font-size: 0.9rem;
}

/* ── Gallery (realisation detail) ─────────────────────────── */

.vt-gallery-main {
    width: 100%;
    border-radius: var(--vt-radius-lg);
    overflow: hidden;
    margin-bottom: var(--vt-space-sm);
}

.vt-gallery-main img {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    cursor: pointer;
}

.vt-gallery-thumbs {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.vt-gallery-thumb {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--vt-radius);
    cursor: pointer;
    opacity: 0.6;
    transition: opacity var(--vt-transition);
    flex-shrink: 0;
}

.vt-gallery-thumb.active,
.vt-gallery-thumb:hover {
    opacity: 1;
}

/* ── Spec card (realisation detail) ───────────────────────── */

.vt-spec-card {
    background: var(--vt-bg-alt);
    padding: var(--vt-space-md);
    border-radius: var(--vt-radius-lg);
}

.vt-spec-card h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--vt-border);
}

.vt-spec-row {
    display: flex;
    justify-content: space-between;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.vt-spec-label {
    color: var(--vt-text-light);
    font-size: 0.9rem;
}

.vt-spec-value {
    font-weight: 600;
    color: var(--vt-heading);
}

.vt-spec-prix {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 2px solid var(--vt-accent);
    text-align: center;
}

.vt-spec-prix-total {
    font-family: var(--vt-font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--vt-heading);
}

.vt-spec-prix-detail {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

/* ── Engagement cards ─────────────────────────────────────── */

.vt-engagement-card {
    background: var(--vt-bg);
    padding: var(--vt-space-md);
    border-radius: var(--vt-radius-lg);
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
    border-top: 3px solid var(--vt-accent);
}

.vt-engagement-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* ── Testimonial full (page) ──────────────────────────────── */

.vt-testimonial-full {
    background: var(--vt-bg);
    padding: var(--vt-space-md) var(--vt-space-lg);
    border-radius: var(--vt-radius-lg);
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.vt-testimonial-footer {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--vt-border);
}

.vt-testimonial-link {
    font-size: 0.85rem;
    color: var(--vt-accent);
}

/* ── Blog cards ───────────────────────────────────────────── */

.vt-blog-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--vt-accent);
    margin-bottom: 0.5rem;
}

.vt-blog-excerpt {
    font-size: 0.9rem;
    color: var(--vt-text-light);
    line-height: 1.6;
    margin: 0.5rem 0;
}

.vt-blog-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--vt-text-light);
    margin-top: 0.75rem;
}

.vt-blog-placeholder {
    background: var(--vt-bg-alt) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--vt-text-light) !important;
    font-size: 0.85rem;
}

/* ── Article (blog detail) ────────────────────────────────── */

.vt-article-container {
    max-width: 800px;
    margin: 0 auto;
}

.vt-article-header {
    margin-bottom: var(--vt-space-lg);
}

.vt-article-lead {
    font-size: 1.2rem;
    color: var(--vt-text-light);
    line-height: 1.7;
    margin-top: 1rem;
}

.vt-article-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: var(--vt-text-light);
    margin-top: 1rem;
}

.vt-article-hero-img {
    margin-bottom: var(--vt-space-lg);
}

.vt-article-hero-img img {
    width: 100%;
    border-radius: var(--vt-radius-lg);
    object-fit: cover;
    max-height: 450px;
}

.vt-article-body {
    font-size: 1.05rem;
    line-height: 1.8;
}

.vt-article-body h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.vt-article-body h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.vt-article-body p {
    margin-bottom: 1.25rem;
}

.vt-article-body img {
    max-width: 100%;
    border-radius: var(--vt-radius);
    margin: 1.5rem 0;
}

.vt-article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--vt-space-md);
    padding-top: var(--vt-space-md);
    border-top: 1px solid var(--vt-border);
}

.vt-tag {
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    background: var(--vt-bg-alt);
    border-radius: 20px;
    color: var(--vt-text-light);
}

/* ── FAQ category ─────────────────────────────────────────── */

.vt-faq-category {
    margin-bottom: var(--vt-space-lg);
}

.vt-faq-category h2 {
    margin-bottom: var(--vt-space-sm);
    padding-bottom: var(--vt-space-sm);
    border-bottom: 2px solid var(--vt-accent);
}

/* ── Contact page ─────────────────────────────────────────── */

.vt-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.vt-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.vt-form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--vt-heading);
    margin-bottom: 0.4rem;
}

.vt-form-group input,
.vt-form-group select,
.vt-form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius);
    font-family: var(--vt-font-sans);
    font-size: 0.95rem;
    color: var(--vt-text);
    background: var(--vt-bg);
    transition: border-color var(--vt-transition);
}

.vt-form-group input:focus,
.vt-form-group select:focus,
.vt-form-group textarea:focus {
    outline: none;
    border-color: var(--vt-accent);
    box-shadow: 0 0 0 3px rgba(197,163,90,0.15);
}

.vt-form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.vt-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--vt-text-light);
    cursor: pointer;
}

.vt-checkbox input {
    margin-top: 3px;
    flex-shrink: 0;
}

.vt-form-success {
    padding: 1rem;
    background: #d4edda;
    color: #155724;
    border-radius: var(--vt-radius);
    font-size: 0.95rem;
}

.vt-form-error {
    padding: 1rem;
    background: #f8d7da;
    color: #721c24;
    border-radius: var(--vt-radius);
    font-size: 0.95rem;
}

.vt-contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--vt-space-md);
}

.vt-contact-block h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

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

.vt-contact-block a {
    color: var(--vt-accent);
}

/* ── Filters ──────────────────────────────────────────────── */

.vt-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: var(--vt-space-md);
}

.vt-filter-btn {
    padding: 0.5rem 1.25rem;
    font-family: var(--vt-font-sans);
    font-size: 0.85rem;
    border: 1px solid var(--vt-border);
    border-radius: 20px;
    background: var(--vt-bg);
    color: var(--vt-text-light);
    cursor: pointer;
    transition: all var(--vt-transition);
}

.vt-filter-btn.active,
.vt-filter-btn:hover {
    background: var(--vt-heading);
    color: #fff;
    border-color: var(--vt-heading);
}

/* ── Content section (CMS) ────────────────────────────────── */

.vt-content-section {
    margin-bottom: var(--vt-space-md);
    line-height: 1.8;
}

.vt-content-section h2 {
    margin-bottom: 1rem;
}

.vt-content-section h3 {
    margin-bottom: 0.75rem;
}

.vt-content-section p {
    margin-bottom: 1rem;
}

/* ── Responsive extras ────────────────────────────────────── */

@media (max-width: 767px) {
    .vt-form-row {
        grid-template-columns: 1fr;
    }

    .vt-hero-sm {
        min-height: 35vh;
    }

    .vt-article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .vt-gallery-main img {
        max-height: 300px;
    }

    .vt-spec-prix-detail {
        flex-direction: column;
        gap: 0.25rem;
    }
}

/* ═══════════════════════════════════════════════════════════════
   PERFORMANCE OPTIMIZATIONS
   ═══════════════════════════════════════════════════════════════ */

/* content-visibility for off-screen sections */
.vt-section,
.vt-hero {
    content-visibility: auto;
    contain-intrinsic-size: 0 500px;
}

/* Smooth GPU-accelerated animations */
.vt-header,
.vt-nav-sub {
    will-change: transform;
}

/* Lazy-load images: responsive srcset helper */
.vt-section-img,
.vt-card-image img,
.vt-hero-bg {
    image-rendering: auto;
}

/* Font display swap fallback */
body {
    font-display: swap;
}