/* ═══════════════════════════════════════════════════════════
   Apartment Scheme Viewer — apartments.css
   Terex Residence
   Covers: Building list, Building detail (floors), Floor detail (apartments)
   ═══════════════════════════════════════════════════════════ */

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

.scheme-hero {
    padding: 120px 0 48px;
    background: var(--c-text-dark, #242527);
}

.scheme-hero__title {
    font-family: var(--font-display, 'Montserrat', sans-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: #fff;
    margin: 0 0 12px;
    margin-top: 2vw;
}

.scheme-hero__subtitle {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.65);
    margin: 0;
}


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

.scheme-breadcrumb {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    margin-top: 4vw;
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.scheme-breadcrumb a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color 0.2s;
}

.scheme-breadcrumb a:hover {
    color: #fff;
}

.scheme-breadcrumb__sep {
    color: rgba(255, 255, 255, 0.3);
    margin: 0 8px;
}

.scheme-breadcrumb span:last-child {
    color: rgba(255, 255, 255, 0.8);
}


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

.scheme-section {
    padding: 48px 0 80px;
    background: #f7f7f8;
}

.scheme-section .container {
    max-width: var(--container-max, 1440px);
    margin: 0 auto;
    padding: 0 var(--container-pad, 78px);
}

@media (max-width: 1200px) {
    .scheme-section .container {
        padding: 0 56px;
    }
}

@media (max-width: 1024px) {
    .scheme-section .container {
        padding: 0 48px;
    }
}

@media (max-width: 768px) {
    .scheme-section .container {
        padding: 0 20px;
    }

    .scheme-hero {
        padding: 100px 0 36px;
    }

    .scheme-hero .container {
        padding: 0 20px;
    }
}


/* ══════════════════════════════════════════════════════════════
   BUILDING LIST (apartments.html)
   ══════════════════════════════════════════════════════════════ */

.building-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.building-card {
    display: block;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.building-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.building-card__image-wrap {
    aspect-ratio: 4/3;
    overflow: hidden;
    background: #eee;
}

.building-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.building-card:hover .building-card__image {
    transform: scale(1.05);
}

.building-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--c-text-dark, #242527);
    color: rgba(255, 255, 255, 0.3);
    font-size: 4rem;
    font-family: var(--font-display, 'Montserrat', sans-serif);
    font-weight: 700;
}

.building-card__body {
    padding: 20px 24px 24px;
}

.building-card__title {
    font-family: var(--font-display, 'Montserrat', sans-serif);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--c-text-dark, #242527);
    margin: 0 0 4px;
}

.building-card__subtitle {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
    color: #777;
    margin: 0 0 12px;
}

.building-card__cta {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--c-primary-start, #C4161C);
}


/* ══════════════════════════════════════════════════════════════
   BUILDING DETAIL — Elevation with floor overlays
   ══════════════════════════════════════════════════════════════ */

.building-stats {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.building-stats__item {
    background: #fff;
    border-radius: 10px;
    padding: 16px 24px;
    text-align: center;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06);
    min-width: 100px;
}

.building-stats__item--highlight {
    background: var(--g-primary, linear-gradient(0deg, #C4161C 0%, #F05123 100%));
}

.building-stats__item--highlight .building-stats__value,
.building-stats__item--highlight .building-stats__label {
    color: #fff;
}

.building-stats__value {
    display: block;
    font-family: var(--font-display, 'Montserrat', sans-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--c-text-dark, #242527);
}

.building-stats__label {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.8rem;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.building-instruction {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 20px;
}

.building-elevation {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.building-elevation__wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
}

.building-elevation__image {
    display: block;
    width: 100%;
    height: auto;
    user-select: none;
    -webkit-user-drag: none;
}

.building-elevation__svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}


/* ── Floor polygons on the building elevation ─────────────── */

.bldg-floor-polygon {
    fill: rgba(196, 22, 28, 0.06);
    stroke: rgba(196, 22, 28, 0.25);
    stroke-width: 2;
    stroke-linejoin: round;
    cursor: pointer;
    transition: fill 0.25s ease, stroke 0.25s ease;
}

.bldg-floor-polygon:hover,
.bldg-floor-polygon.is-hovered {
    fill: rgba(196, 22, 28, 0.25);
    stroke: rgba(196, 22, 28, 0.8);
    stroke-width: 3;
}

.bldg-floor-label {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 18px;
    font-weight: 600;
    fill: rgba(255, 255, 255, 0.9);
    text-anchor: middle;
    dominant-baseline: central;
    pointer-events: none;
    user-select: none;
    opacity: 0;
    transition: opacity 0.25s;
    paint-order: stroke;
    stroke: rgba(0, 0, 0, 0.5);
    stroke-width: 3px;
}

a:hover .bldg-floor-label {
    opacity: 1;
}


/* ── Tooltip for floors ───────────────────────────────────── */

.bldg-tooltip {
    position: absolute;
    background: var(--c-text-dark, #242527);
    color: #fff;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    padding: 10px 16px;
    border-radius: 8px;
    pointer-events: none;
    white-space: nowrap;
    z-index: 5;
    opacity: 0;
    transform: translateX(-50%) translateY(6px);
    transition: opacity 0.2s, transform 0.2s;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.bldg-tooltip.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.bldg-tooltip__label {
    font-size: 0.95rem;
    font-weight: 700;
}

.bldg-tooltip__info {
    font-size: 0.8rem;
    opacity: 0.7;
    margin-top: 2px;
}

.bldg-tooltip::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--c-text-dark, #242527);
}


/* ── Building floor link in table ─────────────────────────── */

.building-floor-link {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--c-primary-start, #C4161C);
    text-decoration: none;
    transition: opacity 0.2s;
}

.building-floor-link:hover {
    opacity: 0.7;
}

.bldg-floor-row {
    cursor: pointer;
}

.building-back-link {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
    color: var(--c-primary-start, #C4161C);
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s;
}

.building-back-link:hover {
    opacity: 0.7;
}


/* ══════════════════════════════════════════════════════════════
   FLOOR DETAIL — Apartment selection (existing logic)
   ══════════════════════════════════════════════════════════════ */

/* ── Floor Tabs ───────────────────────────────────────────── */

.scheme-floor-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.scheme-floor-tab {
    display: inline-block;
    padding: 8px 20px;
    border: none;
    border-radius: 6px;
    background: #e8e8ea;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
    font-weight: 500;
    color: #555;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s ease;
}

.scheme-floor-tab__elev {
    font-size: 0.8em;
    opacity: 0.6;
}

.scheme-floor-tab.is-active {
    background: var(--g-primary, linear-gradient(0deg, #C4161C 0%, #F05123 100%));
    color: #fff;
}

.scheme-floor-tab:hover:not(.is-active) {
    background: #d8d8db;
}


/* ── Viewer layout ────────────────────────────────────────── */

.scheme-viewer {
    position: relative;
    display: flex;
    gap: 0;
}

@media (max-width: 768px) {
    .scheme-viewer {
        flex-direction: column;
    }
}


/* ── Floor plan + SVG overlay ─────────────────────────────── */

.scheme-plan-wrapper {
    position: relative;
    flex: 1;
    min-width: 0;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
}

.scheme-plan-image {
    display: block;
    width: 100%;
    height: auto;
    user-select: none;
    -webkit-user-drag: none;
}

.scheme-svg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}


/* ── Apartment polygons ───────────────────────────────────── */

.scheme-apt-polygon {
    fill: rgba(34, 197, 94, 0.15);
    stroke: rgba(34, 197, 94, 0.6);
    stroke-width: 3;
    stroke-linejoin: round;
    cursor: pointer;
    transition: fill 0.25s ease, stroke 0.25s ease;
}

.scheme-apt-polygon[data-status="available"] {
    fill: rgba(34, 197, 94, 0.12);
    stroke: rgba(34, 197, 94, 0.5);
}

.scheme-apt-polygon[data-status="reserved"] {
    fill: rgba(245, 158, 11, 0.15);
    stroke: rgba(245, 158, 11, 0.6);
}

.scheme-apt-polygon[data-status="sold"] {
    fill: rgba(239, 68, 68, 0.12);
    stroke: rgba(239, 68, 68, 0.5);
    cursor: default;
}

.scheme-apt-polygon[data-status="available"]:hover,
.scheme-apt-polygon[data-status="available"].is-active {
    fill: rgba(34, 197, 94, 0.35);
    stroke: rgba(34, 197, 94, 0.9);
    stroke-width: 4;
}

.scheme-apt-polygon[data-status="reserved"]:hover,
.scheme-apt-polygon[data-status="reserved"].is-active {
    fill: rgba(245, 158, 11, 0.35);
    stroke: rgba(245, 158, 11, 0.9);
    stroke-width: 4;
}

.scheme-apt-polygon[data-status="sold"]:hover,
.scheme-apt-polygon[data-status="sold"].is-active {
    fill: rgba(239, 68, 68, 0.25);
    stroke: rgba(239, 68, 68, 0.8);
}


/* ── Apartment number labels ──────────────────────────────── */

.scheme-apt-label {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 28px;
    font-weight: 700;
    fill: rgba(0, 0, 0, 0.7);
    text-anchor: middle;
    dominant-baseline: central;
    pointer-events: none;
    user-select: none;
}

.scheme-apt-label[data-status="sold"] {
    fill: rgba(0, 0, 0, 0.35);
}


/* ── Info panel ───────────────────────────────────────────── */

.scheme-info-panel {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 300px;
    max-height: calc(100% - 32px);
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    z-index: 10;
    overflow-y: auto;
    transform: translateX(110%);
    opacity: 0;
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.3s ease;
    pointer-events: none;
}

.scheme-info-panel.is-visible {
    transform: translateX(0);
    opacity: 1;
    pointer-events: all;
}

@media (max-width: 768px) {
    .scheme-info-panel {
        position: fixed;
        top: auto;
        right: 0;
        bottom: 0;
        left: 0;
        width: 100%;
        max-height: 65vh;
        border-radius: 20px 20px 0 0;
        transform: translateY(110%);
    }

    .scheme-info-panel.is-visible {
        transform: translateY(0);
    }
}

.scheme-info-panel__close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: #f0f0f0;
    font-size: 20px;
    line-height: 1;
    color: #555;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    z-index: 2;
}

.scheme-info-panel__close:hover {
    background: #ddd;
}

.scheme-info-panel__content {
    padding: 24px;
}

.scheme-info-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.scheme-info-panel__number {
    font-family: var(--font-display, 'Montserrat', sans-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--c-text-dark, #242527);
}

.scheme-info-panel__status-badge {
    padding: 4px 14px;
    border-radius: 20px;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
}

.scheme-info-panel__status-badge[data-status="available"] {
    background: #22c55e;
}

.scheme-info-panel__status-badge[data-status="reserved"] {
    background: #f59e0b;
}

.scheme-info-panel__status-badge[data-status="sold"] {
    background: #ef4444;
}

.scheme-info-panel__image-wrap {
    margin-bottom: 16px;
    border-radius: 8px;
    overflow: hidden;
}

.scheme-info-panel__image {
    display: block;
    width: 100%;
    height: auto;
}

.scheme-info-panel__details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 0 0 16px;
}

.scheme-info-detail {
    background: #f7f7f8;
    border-radius: 8px;
    padding: 12px;
}

.scheme-info-detail dt {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.75rem;
    font-weight: 500;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 4px;
}

.scheme-info-detail dd {
    font-family: var(--font-display, 'Montserrat', sans-serif);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--c-text-dark, #242527);
    margin: 0;
}

.scheme-info-detail--price dd {
    color: var(--c-primary-start, #C4161C);
}

.scheme-info-panel__desc {
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
    color: #555;
    line-height: 1.6;
    margin: 0 0 16px;
}

.scheme-info-panel__cta {
    display: block;
    width: 100%;
    padding: 12px;
    background: var(--g-primary, linear-gradient(0deg, #C4161C 0%, #F05123 100%));
    color: #fff;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border-radius: 8px;
    transition: opacity 0.25s;
}

.scheme-info-panel__cta:hover {
    opacity: 0.9;
}


/* ── Legend ────────────────────────────────────────────────── */

.scheme-legend {
    display: flex;
    gap: 24px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.scheme-legend__item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
    color: #555;
}

.scheme-legend__dot {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.scheme-legend__dot--available {
    background: rgba(34, 197, 94, 0.4);
    border: 2px solid rgba(34, 197, 94, 0.8);
}

.scheme-legend__dot--reserved {
    background: rgba(245, 158, 11, 0.4);
    border: 2px solid rgba(245, 158, 11, 0.8);
}

.scheme-legend__dot--sold {
    background: rgba(239, 68, 68, 0.4);
    border: 2px solid rgba(239, 68, 68, 0.8);
}


/* ── Apartment table ──────────────────────────────────────── */

.scheme-apt-table-wrap {
    margin-top: 32px;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.scheme-apt-table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
}

.scheme-apt-table thead {
    background: var(--c-text-dark, #242527);
    color: #fff;
}

.scheme-apt-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scheme-apt-table td {
    padding: 12px 16px;
    border-bottom: 1px solid #eee;
    color: var(--c-text-dark, #242527);
}

.scheme-apt-row {
    cursor: pointer;
    transition: background 0.2s;
}

.scheme-apt-row:hover,
.scheme-apt-row.is-active {
    background: rgba(196, 22, 28, 0.04);
}

.scheme-apt-row[data-status="sold"] {
    opacity: 0.5;
}


/* ── Status pills ─────────────────────────────────────────── */

.scheme-status-pill {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
}

.scheme-status-pill--available {
    background: #22c55e;
}

.scheme-status-pill--reserved {
    background: #f59e0b;
}

.scheme-status-pill--sold {
    background: #ef4444;
}


/* ── Empty / Backdrop ─────────────────────────────────────── */

.scheme-empty {
    text-align: center;
    padding: 80px 20px;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 1.1rem;
    color: #888;
}

.scheme-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 9;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.scheme-backdrop.is-visible {
    opacity: 1;
    pointer-events: all;
}

@media (min-width: 769px) {
    .scheme-backdrop {
        display: none;
    }
}


/* ── Tooltip (apartment hover) ────────────────────────────── */

.scheme-tooltip {
    position: absolute;
    background: var(--c-text-dark, #242527);
    color: #fff;
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.85rem;
    padding: 8px 14px;
    border-radius: 8px;
    pointer-events: none;
    white-space: nowrap;
    z-index: 5;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.2s, transform 0.2s;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.scheme-tooltip.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.scheme-tooltip__number {
    font-weight: 700;
}

.scheme-tooltip__area {
    opacity: 0.7;
    margin-left: 8px;
}

.scheme-tooltip::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--c-text-dark, #242527);
}

.scheme-info-panel__detail-link {
    display: block;
    width: 100%;
    padding: 10px 12px;
    background: #fff;
    border: 2px solid var(--c-text-dark, #242527);
    color: var(--c-text-dark, #242527);
    font-family: var(--font-ui, 'Poppins', sans-serif);
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 8px;
    transition: background 0.25s, color 0.25s;
}

.scheme-info-panel__detail-link:hover {
    background: var(--c-text-dark, #242527);
    color: #fff;
}