/* ============================================================
   CATEGORY IMMOBILIER - CSS V5.1
   Couleurs: #303f9f (bleu), #f0f4c3 (jaune clair), #ff5722 (orange)
   ============================================================ */

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

html, body {
    overflow-x: hidden;
}

img, video, iframe, svg, canvas {
    max-width: 100%;
    height: auto;
}

/* ── VARIABLES ─────────────────────────────────────────── */
:root {
    --immo-blue:       #303f9f;
    --immo-blue-dark:  #1a237e;
    --immo-blue-light: #e8eaf6;
    --immo-yellow:     #f0f4c3;
    --immo-yellow-dk:  #dce775;
    --immo-orange:     #ff5722;
    --immo-orange-dk:  #e64a19;
    --immo-white:      #ffffff;
    --immo-text:       #1a1a2e;
    --immo-text-light: #4a4a6a;
    --immo-border:     #e0e4f0;
    --immo-bg:         #f8f9ff;
    --immo-card-bg:    #ffffff;
    --radius-sm:       6px;
    --radius-md:       12px;
    --radius-lg:       18px;
    --shadow-sm:       0 2px 8px rgba(48,63,159,0.08);
    --shadow-md:       0 6px 24px rgba(48,63,159,0.12);
    --shadow-lg:       0 12px 40px rgba(48,63,159,0.16);
    --font-system:     -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --transition:      0.22s ease;
}

/* ── SKIP TO CONTENT ───────────────────────────────────── */
.skip-to-content {
    position: absolute;
    top: -100px;
    left: 16px;
    background: var(--immo-blue);
    color: var(--immo-white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-system);
    font-size: 0.875rem;
    z-index: 9999;
    transition: top var(--transition);
}
.skip-to-content:focus {
    top: 16px;
}

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

/* ══════════════════════════════════════════════════════════
   HERO CATÉGORIE
══════════════════════════════════════════════════════════ */
.cat-hero {
    background-color: var(--immo-blue);
    padding: 64px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 56px;
    flex-wrap: wrap;
    min-height: 420px;
    position: relative;
    overflow: hidden;
}

.cat-hero::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background-color: rgba(240, 244, 195, 0.07);
    pointer-events: none;
}

.cat-hero::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: 10%;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background-color: rgba(255, 87, 34, 0.08);
    pointer-events: none;
}

.cat-hero__inner {
    flex: 1 1 420px;
    max-width: 600px;
    min-width: 0;
    color: var(--immo-white);
}

.cat-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background-color: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--immo-yellow);
    font-family: var(--font-system);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 40px;
    margin-bottom: 20px;
}

.cat-hero__title {
    font-family: var(--font-system);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--immo-white);
    line-height: 1.12;
    margin: 0 0 16px;
    overflow-wrap: break-word;
}

.cat-hero__subtitle {
    font-family: var(--font-system);
    font-size: 1.05rem;
    color: rgba(255,255,255,0.82);
    line-height: 1.65;
    margin: 0 0 36px;
    overflow-wrap: break-word;
}

.cat-hero__stats {
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: wrap;
    gap: 8px;
}

.cat-hero__stat {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 0 24px 0 0;
}

.cat-hero__stat:first-child {
    padding-left: 0;
}

.cat-hero__stat-value {
    font-family: var(--font-system);
    font-size: 2rem;
    font-weight: 800;
    color: var(--immo-yellow);
    line-height: 1;
}

.cat-hero__stat-label {
    font-family: var(--font-system);
    font-size: 0.75rem;
    color: rgba(255,255,255,0.65);
    margin-top: 4px;
    white-space: nowrap;
}

.cat-hero__stat-sep {
    width: 1px;
    height: 36px;
    background-color: rgba(255,255,255,0.2);
    margin-right: 24px;
}

.cat-hero__visual {
    flex: 0 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 3px solid rgba(255,255,255,0.12);
    max-width: 420px;
    width: 100%;
}

.cat-hero__visual img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* ══════════════════════════════════════════════════════════
   ONGLETS THÉMATIQUES
══════════════════════════════════════════════════════════ */
.cat-tabs {
    background-color: var(--immo-white);
    padding: 0 0 0;
    border-bottom: 2px solid var(--immo-border);
}

.cat-tabs .container {
    padding-top: 0;
    padding-bottom: 0;
}

.cat-tabs__nav {
    display: flex;
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-bottom: none;
}

.cat-tabs__nav::-webkit-scrollbar {
    display: none;
}

.cat-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 18px 22px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-family: var(--font-system);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--immo-text-light);
    cursor: pointer;
    white-space: nowrap;
    transition: color var(--transition), border-color var(--transition), background-color var(--transition);
    outline: none;
    position: relative;
}

.cat-tab-btn:hover {
    color: var(--immo-blue);
    background-color: var(--immo-blue-light);
}

.cat-tab-btn.active {
    color: var(--immo-blue);
    border-bottom-color: var(--immo-orange);
}

.cat-tab-btn:focus-visible {
    outline: 2px solid var(--immo-orange);
    outline-offset: -2px;
}

.cat-tabs__content {
    padding: 24px 0 28px;
}

.cat-tab-panel {
    display: none;
}

.cat-tab-panel.active {
    display: block;
}

.cat-tab-info {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background-color: var(--immo-bg);
    border: 1px solid var(--immo-border);
    border-left: 4px solid var(--immo-blue);
    border-radius: var(--radius-md);
    padding: 24px 28px;
}

.cat-tab-info__icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background-color: var(--immo-blue-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cat-tab-info__text strong {
    font-family: var(--font-system);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--immo-text);
    display: block;
    margin-bottom: 8px;
}

.cat-tab-info__text p {
    font-family: var(--font-system);
    font-size: 0.95rem;
    color: var(--immo-text-light);
    line-height: 1.65;
    margin: 0;
    overflow-wrap: break-word;
}

/* ══════════════════════════════════════════════════════════
   SECTION ARTICLES - MASONRY
══════════════════════════════════════════════════════════ */
.cat-articles {
    background-color: var(--immo-bg);
    padding: 60px 0;
}

.cat-articles__header {
    margin-bottom: 36px;
}

.cat-articles__title {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-system);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--immo-text);
    margin: 0;
}

.cat-articles__count {
    display: inline-block;
    background-color: var(--immo-blue);
    color: var(--immo-white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 40px;
    vertical-align: middle;
    margin-left: 4px;
}

/* Masonry Grid */
.masonry-grid {
    columns: 3;
    column-gap: 24px;
}

.masonry-card {
    break-inside: avoid;
    display: inline-block;
    width: 100%;
    background-color: var(--immo-card-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--immo-border);
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition);
}

.masonry-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.masonry-card__img-wrap {
    position: relative;
    overflow: hidden;
    line-height: 0;
}

.masonry-card__img-wrap img {
    display: block;
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.masonry-card:hover .masonry-card__img-wrap img {
    transform: scale(1.04);
}

.masonry-card__tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background-color: var(--immo-blue);
    color: var(--immo-white);
    font-family: var(--font-system);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
}

.masonry-card__body {
    padding: 20px 20px 12px;
}

.masonry-card__meta {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-system);
    font-size: 0.75rem;
    color: var(--immo-text-light);
    margin-bottom: 10px;
}

.masonry-card__title {
    font-family: var(--font-system);
    font-size: 1rem;
    font-weight: 700;
    color: var(--immo-text);
    margin: 0 0 10px;
    line-height: 1.45;
    overflow-wrap: break-word;
}

.masonry-card__title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

.masonry-card__title a:hover {
    color: var(--immo-blue);
}

.masonry-card__title a:focus-visible {
    outline: 2px solid var(--immo-orange);
    outline-offset: 2px;
    border-radius: 2px;
}

.masonry-card__desc {
    font-family: var(--font-system);
    font-size: 0.875rem;
    color: var(--immo-text-light);
    line-height: 1.6;
    margin: 0;
    overflow-wrap: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.masonry-card__footer {
    padding: 12px 20px 16px;
    border-top: 1px solid var(--immo-border);
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-system);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--immo-orange);
}

/* État vide */
.cat-empty {
    text-align: center;
    padding: 80px 24px;
}

.cat-empty__icon {
    margin: 0 auto 24px;
    width: 80px;
    height: 80px;
    color: var(--immo-blue);
}

.cat-empty__title {
    font-family: var(--font-system);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--immo-text);
    display: block;
    margin-bottom: 12px;
}

.cat-empty__text {
    font-family: var(--font-system);
    font-size: 0.95rem;
    color: var(--immo-text-light);
    max-width: 480px;
    margin: 0 auto;
    line-height: 1.65;
}

/* ══════════════════════════════════════════════════════════
   MÉTRIQUES - CERCLES DE PROGRESSION SVG
══════════════════════════════════════════════════════════ */
.cat-metrics {
    background-color: var(--immo-white);
    padding: 72px 0;
}

.cat-metrics__title {
    font-family: var(--font-system);
    font-size: 1.7rem;
    font-weight: 800;
    color: var(--immo-text);
    text-align: center;
    margin: 0 0 12px;
}

.cat-metrics__subtitle {
    font-family: var(--font-system);
    font-size: 1rem;
    color: var(--immo-text-light);
    text-align: center;
    margin: 0 0 56px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
}

.metric-circle-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background-color: var(--immo-bg);
    border: 1px solid var(--immo-border);
    border-radius: var(--radius-lg);
    padding: 36px 24px 28px;
    transition: box-shadow var(--transition), transform var(--transition);
}

.metric-circle-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.metric-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin-bottom: 20px;
}

.metric-circle svg {
    display: block;
    transform: rotate(-90deg);
}

.metric-circle__value {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-system);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--immo-text);
    line-height: 1;
}

.progress-ring {
    animation: progress-draw 1.4s ease forwards;
    stroke-dasharray: 0 282.7;
}

@keyframes progress-draw {
    from {
        stroke-dashoffset: 70.7;
        stroke-dasharray: 0 282.7;
    }
}

.metric-circle-card .metric-circle svg circle.progress-ring {
    animation: none;
}

.metric-circle__label {
    font-family: var(--font-system);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--immo-text);
    display: block;
    margin-bottom: 8px;
}

.metric-circle__desc {
    font-family: var(--font-system);
    font-size: 0.8rem;
    color: var(--immo-text-light);
    line-height: 1.55;
    margin: 0;
    overflow-wrap: break-word;
}

/* ══════════════════════════════════════════════════════════
   TABLEAU COMPARATIF
══════════════════════════════════════════════════════════ */
.cat-table-section {
    background-color: var(--immo-bg);
    padding: 72px 0;
}

.cat-table-title {
    font-family: var(--font-system);
    font-size: 1.7rem;
    font-weight: 800;
    color: var(--immo-text);
    text-align: center;
    margin: 0 0 12px;
}

.cat-table-subtitle {
    font-family: var(--font-system);
    font-size: 1rem;
    color: var(--immo-text-light);
    text-align: center;
    margin: 0 auto 40px;
    max-width: 580px;
    line-height: 1.6;
}

.table-responsive-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--immo-border);
}

.immo-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--immo-white);
    font-family: var(--font-system);
    font-size: 0.875rem;
    min-width: 700px;
}

.immo-table thead tr {
    background-color: var(--immo-blue);
}

.immo-table thead th {
    padding: 14px 18px;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--immo-white);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
}

.immo-table thead th:first-child {
    border-radius: var(--radius-sm) 0 0 0;
}

.immo-table thead th:last-child {
    border-radius: 0 var(--radius-sm) 0 0;
}

.immo-table tbody tr {
    border-bottom: 1px solid var(--immo-border);
    transition: background-color var(--transition);
}

.immo-table tbody tr:last-child {
    border-bottom: none;
}

.immo-table tbody tr:nth-child(even) {
    background-color: var(--immo-bg);
}

.immo-table tbody tr:hover {
    background-color: var(--immo-blue-light);
}

.immo-table tbody td {
    padding: 14px 18px;
    color: var(--immo-text);
    vertical-align: middle;
    overflow-wrap: break-word;
}

.table-type {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--immo-text);
}

/* Badges */
.badge {
    display: inline-block;
    font-family: var(--font-system);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 40px;
}

.badge--green {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.badge--blue {
    background-color: var(--immo-blue-light);
    color: var(--immo-blue-dark);
}

.badge--orange {
    background-color: #fbe9e7;
    color: #bf360c;
}

.table-note {
    font-family: var(--font-system);
    font-size: 0.78rem;
    color: var(--immo-text-light);
    margin: 16px 0 0;
    font-style: italic;
    line-height: 1.55;
}

/* ══════════════════════════════════════════════════════════
   SECTION CONSEILS / TIPS
══════════════════════════════════════════════════════════ */
.cat-tips {
    background-color: var(--immo-white);
    padding: 72px 0;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.tip-card {
    background-color: var(--immo-bg);
    border: 1px solid var(--immo-border);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.tip-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
    border-color: var(--immo-blue);
}

.tip-card__icon {
    width: 52px;
    height: 52px;
    background-color: var(--immo-blue-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.tip-card__title {
    font-family: var(--font-system);
    font-size: 1rem;
    font-weight: 700;
    color: var(--immo-text);
    display: block;
    margin-bottom: 10px;
}

.tip-card__text {
    font-family: var(--font-system);
    font-size: 0.875rem;
    color: var(--immo-text-light);
    line-height: 1.65;
    margin: 0;
    overflow-wrap: break-word;
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE - MOBILE FIRST
══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .masonry-grid {
        columns: 2;
    }
}

@media (max-width: 768px) {
    /* Hero */
    .cat-hero {
        flex-direction: column;
        padding: 40px 20px;
        gap: 32px;
        text-align: center;
        min-height: auto;
    }

    .cat-hero__badge {
        margin: 0 auto 16px;
    }

    .cat-hero__stats {
        justify-content: center;
    }

    .cat-hero__stat {
        align-items: center;
        padding: 0 16px 0 0;
    }

    .cat-hero__stat-sep {
        margin-right: 16px;
    }

    .cat-hero__visual {
        max-width: 100%;
        order: -1;
    }

    .cat-hero__inner {
        max-width: 100%;
    }

    /* Tabs */
    .cat-tabs__nav {
        padding-bottom: 0;
    }

    .cat-tab-btn {
        padding: 14px 16px;
        font-size: 0.82rem;
    }

    .cat-tab-info {
        flex-direction: column;
        gap: 14px;
        padding: 18px 16px;
    }

    /* Articles Masonry */
    .masonry-grid {
        columns: 1;
    }

    .cat-articles {
        padding: 40px 0;
    }

    .cat-articles__title {
        font-size: 1.3rem;
        flex-wrap: wrap;
        gap: 8px;
    }

    /* Metrics */
    .cat-metrics {
        padding: 48px 0;
    }

    .cat-metrics__title {
        font-size: 1.35rem;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    /* Table */
    .cat-table-section {
        padding: 48px 0;
    }

    .cat-table-title {
        font-size: 1.35rem;
    }

    .immo-table thead {
        display: none;
    }

    .immo-table,
    .immo-table tbody,
    .immo-table tr,
    .immo-table td {
        display: block;
        width: 100%;
    }

    .immo-table tbody tr {
        border: 1px solid var(--immo-border);
        border-radius: var(--radius-md);
        margin-bottom: 16px;
        padding: 4px 0;
        background-color: var(--immo-white);
        overflow: hidden;
    }

    .immo-table tbody tr:nth-child(even) {
        background-color: var(--immo-white);
    }

    .immo-table tbody td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 12px;
        padding: 10px 16px;
        border-bottom: 1px solid var(--immo-border);
        font-size: 0.82rem;
    }

    .immo-table tbody td:last-child {
        border-bottom: none;
    }

    .immo-table tbody td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--immo-blue);
        font-size: 0.72rem;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        white-space: nowrap;
        flex-shrink: 0;
        min-width: 110px;
    }

    /* Tips */
    .cat-tips {
        padding: 48px 0;
    }

    .tips-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .cat-hero__title {
        font-size: 1.9rem;
    }

    .cat-hero__stat-value {
        font-size: 1.6rem;
    }

    .container {
        padding: 0 16px;
    }

    .metrics-grid {
        grid-template-columns: 1fr 1fr;
        gap: 14px;
    }

    .metric-circle-card {
        padding: 24px 14px 20px;
    }

    .metric-circle {
        width: 100px;
        height: 100px;
    }

    .metric-circle__value {
        font-size: 1.3rem;
    }

    .masonry-card__img-wrap img {
        height: 160px;
    }

    .cat-tab-btn {
        padding: 12px 12px;
        font-size: 0.78rem;
        gap: 4px;
    }

    .cat-tab-btn svg {
        display: none;
    }
}