/* ════════════════════════════════════════════════
   MRE Core — Design System
   CSS Grid + Flexbox pur · CSS Variables · Mobile-first
═══════════════════════════════════════════════ */

/* ── Variables ── */
:root {
    --mre-navy:      #1a2e5a;
    --mre-blue:      #2d4a8a;
    --mre-gold:      #e8b84b;
    --mre-gold-dark: #c9971d;
    --mre-white:     #ffffff;
    --mre-off-white: #f8f9fa;
    --mre-gray-100:  #f3f4f6;
    --mre-gray-200:  #e5e7eb;
    --mre-gray-400:  #9ca3af;
    --mre-gray-600:  #4b5563;
    --mre-gray-900:  #111827;
    --mre-green:     #15803d;
    --mre-red:       #b91c1c;

    --mre-radius-sm: 4px;
    --mre-radius:    8px;
    --mre-radius-lg: 12px;

    --mre-shadow-sm: 0 1px 3px rgba(0,0,0,.08);
    --mre-shadow:    0 4px 16px rgba(0,0,0,.10);
    --mre-shadow-lg: 0 8px 32px rgba(0,0,0,.14);

    --mre-font:      'Segoe UI', system-ui, -apple-system, sans-serif;
    --mre-font-sz:   16px;
    --mre-line-h:    1.6;

    --mre-container: 1240px;
    --mre-gutter:    1.5rem;
}

/* ── Reset minimal ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: var(--mre-font-sz); scroll-behavior: smooth; }
body {
    font-family: var(--mre-font);
    line-height: var(--mre-line-h);
    color: var(--mre-gray-900);
    background: var(--mre-white);
    -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

/* ── Layout container ── */
.mre-container {
    width: 100%;
    max-width: var(--mre-container);
    margin-inline: auto;
    padding-inline: var(--mre-gutter);
}

/* ── Header placeholder (nos mu-plugins gèrent le vrai header) ── */
#mre-site-header {
    position: sticky;
    top: 0;
    z-index: 9000;
    background: var(--mre-white);
    border-bottom: 1px solid var(--mre-gray-200);
    box-shadow: var(--mre-shadow-sm);
}

/* ── Footer ── */
#mre-site-footer {
    background: var(--mre-navy);
    color: var(--mre-white);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}
.mre-footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}
.mre-footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding-top: 1rem;
    font-size: .875rem;
    color: var(--mre-gray-400);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .5rem;
}

/* ── Property Cards Grid ── */
.mre-properties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.mre-property-card {
    border-radius: var(--mre-radius-lg);
    overflow: hidden;
    background: var(--mre-white);
    box-shadow: var(--mre-shadow-sm);
    border: 1px solid var(--mre-gray-200);
    transition: transform .2s, box-shadow .2s;
    display: flex;
    flex-direction: column;
}
.mre-property-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--mre-shadow);
}
.mre-card-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--mre-gray-100);
}
.mre-card-thumb img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .3s;
}
.mre-property-card:hover .mre-card-thumb img {
    transform: scale(1.04);
}
.mre-card-badge {
    position: absolute;
    top: .75rem; left: .75rem;
    background: var(--mre-gold);
    color: var(--mre-navy);
    font-size: .75rem; font-weight: 700;
    padding: .2rem .5rem;
    border-radius: var(--mre-radius-sm);
    text-transform: uppercase;
    letter-spacing: .04em;
}
.mre-card-body {
    padding: 1rem 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}
.mre-card-price {
    font-size: 1.1875rem;
    font-weight: 700;
    color: var(--mre-navy);
}
.mre-card-title {
    font-size: .9375rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--mre-gray-900);
}
.mre-card-location {
    font-size: .8125rem;
    color: var(--mre-gray-600);
    display: flex;
    align-items: center;
    gap: .25rem;
}
.mre-card-meta {
    display: flex;
    gap: 1rem;
    font-size: .8125rem;
    color: var(--mre-gray-600);
    margin-top: auto;
    padding-top: .75rem;
    border-top: 1px solid var(--mre-gray-100);
}
.mre-card-meta-item {
    display: flex;
    align-items: center;
    gap: .25rem;
}

/* ── Single property ── */
.mre-single-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 2rem;
    align-items: start;
    margin-top: 2rem;
}
.mre-gallery {
    border-radius: var(--mre-radius-lg);
    overflow: hidden;
    aspect-ratio: 16/9;
    background: var(--mre-gray-100);
}
.mre-gallery-main img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.mre-property-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: .75rem;
    margin: 1.5rem 0;
}
.mre-meta-chip {
    background: var(--mre-gray-100);
    border-radius: var(--mre-radius);
    padding: .625rem .875rem;
    display: flex;
    flex-direction: column;
    gap: .125rem;
}
.mre-meta-chip-label {
    font-size: .6875rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--mre-gray-600);
    font-weight: 600;
}
.mre-meta-chip-value {
    font-size: .9375rem;
    font-weight: 700;
    color: var(--mre-navy);
}

/* ── Sidebar / contact card ── */
.mre-sidebar-card {
    background: var(--mre-white);
    border: 1px solid var(--mre-gray-200);
    border-radius: var(--mre-radius-lg);
    padding: 1.5rem;
    position: sticky;
    top: 80px;
    box-shadow: var(--mre-shadow-sm);
}
.mre-price-hero {
    font-size: 1.625rem;
    font-weight: 800;
    color: var(--mre-navy);
    margin-bottom: 1rem;
}

/* ── Buttons ── */
.mre-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .4375rem;
    padding: .625rem 1.25rem;
    border-radius: var(--mre-radius);
    border: none;
    cursor: pointer;
    font-size: .9375rem;
    font-weight: 600;
    transition: opacity .2s, transform .15s;
    white-space: nowrap;
}
.mre-btn:active { transform: scale(.97); }
.mre-btn-primary {
    background: linear-gradient(135deg, var(--mre-navy), var(--mre-blue));
    color: var(--mre-white);
    width: 100%;
}
.mre-btn-primary:hover { opacity: .88; }
.mre-btn-gold {
    background: var(--mre-gold);
    color: var(--mre-navy);
}
.mre-btn-gold:hover { background: var(--mre-gold-dark); }
.mre-btn-outline {
    background: transparent;
    border: 2px solid var(--mre-navy);
    color: var(--mre-navy);
}
.mre-btn-outline:hover { background: var(--mre-navy); color: var(--mre-white); }

/* ── Archive / listing page ── */
.mre-archive-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    align-items: start;
    margin: 2rem 0;
}
.mre-filters-panel {
    background: var(--mre-white);
    border: 1px solid var(--mre-gray-200);
    border-radius: var(--mre-radius-lg);
    padding: 1.25rem;
    position: sticky;
    top: 80px;
}
.mre-filters-title {
    font-size: .875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--mre-gray-600);
    margin-bottom: 1rem;
    padding-bottom: .625rem;
    border-bottom: 2px solid var(--mre-gold);
}
.mre-filter-group { margin-bottom: 1.25rem; }
.mre-filter-group label {
    display: block;
    font-size: .8125rem;
    font-weight: 600;
    color: var(--mre-gray-600);
    margin-bottom: .375rem;
}
.mre-filter-group select,
.mre-filter-group input {
    width: 100%;
    border: 1px solid var(--mre-gray-200);
    border-radius: var(--mre-radius);
    padding: .4375rem .75rem;
    font-size: .875rem;
    color: var(--mre-gray-900);
    background: var(--mre-white);
    appearance: none;
}
.mre-filter-group select:focus,
.mre-filter-group input:focus {
    outline: 2px solid var(--mre-blue);
    outline-offset: 0;
}

/* ── Pagination ── */
.mre-pagination {
    display: flex;
    justify-content: center;
    gap: .375rem;
    margin: 2.5rem 0;
    flex-wrap: wrap;
}
.mre-pagination a,
.mre-pagination span {
    min-width: 2.25rem;
    height: 2.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--mre-radius);
    border: 1px solid var(--mre-gray-200);
    font-size: .875rem;
    font-weight: 500;
    transition: background .2s;
}
.mre-pagination a:hover { background: var(--mre-gray-100); }
.mre-pagination .current {
    background: var(--mre-navy);
    color: var(--mre-white);
    border-color: var(--mre-navy);
}

/* ── Forms ── */
.mre-form-group { margin-bottom: 1.25rem; }
.mre-form-group label {
    display: block;
    font-size: .875rem;
    font-weight: 600;
    color: var(--mre-gray-600);
    margin-bottom: .375rem;
}
.mre-form-group input,
.mre-form-group textarea,
.mre-form-group select {
    width: 100%;
    border: 1px solid var(--mre-gray-200);
    border-radius: var(--mre-radius);
    padding: .625rem .875rem;
    font-size: .9375rem;
    transition: border-color .2s, box-shadow .2s;
}
.mre-form-group input:focus,
.mre-form-group textarea:focus,
.mre-form-group select:focus {
    outline: none;
    border-color: var(--mre-blue);
    box-shadow: 0 0 0 3px rgba(45,74,138,.12);
}

/* ── Notices ── */
.mre-notice {
    padding: .75rem 1rem;
    border-radius: var(--mre-radius);
    font-size: .9375rem;
    margin-bottom: 1rem;
}
.mre-notice-success { background: #f0fdf4; border: 1px solid #86efac; color: var(--mre-green); }
.mre-notice-error   { background: #fef2f2; border: 1px solid #fca5a5; color: var(--mre-red); }
.mre-notice-info    { background: #eff6ff; border: 1px solid #93c5fd; color: #1d4ed8; }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .mre-single-grid    { grid-template-columns: 1fr; }
    .mre-archive-layout { grid-template-columns: 1fr; }
    .mre-filters-panel  { position: static; }
    .mre-sidebar-card   { position: static; }
}
@media (max-width: 640px) {
    :root { --mre-gutter: 1rem; }
    .mre-properties-grid { grid-template-columns: 1fr; }
    .mre-property-meta-grid { grid-template-columns: repeat(2, 1fr); }
}