/* ── Explore-only UI: hidden during LANDING and TOUR states ──────────────── */
.explore-only {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* ── Landing overlay ─────────────────────────────────────────────────────── */

#landing-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
}

#landing-blur {
    position: absolute;
    inset: 0;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    background: var(--bg-landing-blur);
    pointer-events: none;
}

#landing-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    margin: 0 20px;
    background: var(--bg-landing-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-landing-card, var(--border-panel));
    border-radius: 14px;
    box-shadow: var(--shadow-landing-card, var(--shadow-panel));
    padding: 32px 28px 28px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    text-align: center;
}

.landing-beta {
    display: inline-block;
    margin-bottom: 10px;
    padding: 2px 9px;
    background: rgba(255, 160, 60, 0.15);
    border: 1px solid rgba(255, 160, 60, 0.40);
    border-radius: 20px;
    color: #ffa03c;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
}

.landing-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.landing-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.45;
}

.landing-divider {
    height: 1px;
    background: var(--border-divider);
    margin-bottom: 22px;
}

/* ── Landing card search ──────────────────────────────────────────────────── */

#landing-search-wrap {
    position: relative;
    text-align: left;
}

#landing-search-input {
    width: 100%;
    box-sizing: border-box;
    padding: 10px 14px;
    background: var(--bg-landing-input);
    border: 1px solid var(--border-panel);
    border-radius: 8px;
    color: var(--text-search-main);
    font-size: 14px;
    outline: none;
    transition: border-color 0.15s;
}

#landing-search-input::placeholder { color: var(--text-placeholder); }

#landing-search-input:focus {
    border-color: var(--border-panel-focus);
    background: var(--bg-landing-input-focus);
}

#landing-search-results {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--bg-dropdown);
    border: 1px solid var(--border-panel);
    border-radius: 8px;
    box-shadow: var(--shadow-panel);
    max-height: 220px;
    overflow-y: auto;
    z-index: 10;
}

.landing-btn-primary {
    display: block;
    width: 100%;
    padding: 13px 20px;
    margin-bottom: 10px;
    background: var(--bg-btn-primary);
    border: 1px solid var(--border-btn-primary);
    border-radius: 9px;
    color: var(--text-btn-primary);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.1px;
    transition: background 0.15s, color 0.15s;
    text-align: center;
}

.landing-btn-primary:hover {
    background: var(--bg-btn-primary-hover);
    color: var(--text-btn-primary-hover);
}

.landing-btn-secondary {
    display: block;
    width: 100%;
    padding: 11px 20px;
    margin-bottom: 10px;
    background: var(--bg-btn-secondary);
    border: 1px solid var(--border-btn-secondary);
    border-radius: 9px;
    color: var(--text-btn-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    text-align: center;
    text-decoration: none; /* also used on #landing-btn-nearest, an <a> */
    box-sizing: border-box;
}

.landing-btn-secondary:hover {
    background: var(--bg-btn-secondary-hover);
    color: var(--text-btn-secondary-hover);
}

.landing-card-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border-divider);
}

.landing-footer-link {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.15s;
}
.landing-footer-link:hover { color: var(--text-secondary); }

.landing-footer-sep {
    font-size: 12px;
    color: var(--text-disabled);
}

/* ── Tour card ────────────────────────────────────────────────────────────── */

#tour-card {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 380px;
    z-index: 50;
    pointer-events: auto;
    transform: translateX(-110%);
    transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    background: linear-gradient(
        to right,
        var(--bg-tour-opaque, rgba(8, 16, 48, 0.96)) 65%,
        var(--bg-tour-mid, rgba(8, 16, 48, 0.60)) 82%,
        transparent 100%
    );
    display: flex;
    flex-direction: column;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    overflow: hidden;
}

.tour-card-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
    width: 308px;
    overflow: hidden;
}

.tour-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 16px 6px;
    flex-shrink: 0;
}

.tour-card-era-label {
    font-size: 10.5px;
    font-weight: 700;
    color: var(--text-label);
    text-transform: uppercase;
    letter-spacing: 0.7px;
}

.tour-close-btn {
    background: var(--bg-close-btn);
    border: 1px solid var(--border-close-btn);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    margin-left: auto;
    flex-shrink: 0;
}

.tour-close-btn:hover {
    background: var(--bg-panel-hover-strong);
    color: var(--text-secondary);
}

.tour-progress-bar {
    height: 3px;
    background: var(--border-divider);
    margin: 6px 16px 12px;
    border-radius: 2px;
    overflow: hidden;
    flex-shrink: 0;
}

.tour-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #2a5ac8, #5080f0);
    border-radius: 2px;
    transition: width 0.4s ease;
}

.tour-card-hero {
    flex-shrink: 0;
    height: 160px;
    overflow: hidden;
    margin: 0 16px 12px;
    border-radius: 7px;
    border: 1px solid var(--border-hero, var(--border-panel));
}

.tour-card-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.tour-card-label {
    padding: 0 16px 4px;
    font-size: 10.5px;
    font-weight: 700;
    color: var(--text-label);
    text-transform: uppercase;
    letter-spacing: 0.7px;
    flex-shrink: 0;
}

.tour-card-title {
    padding: 4px 16px 8px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    line-height: 1.25;
    flex-shrink: 0;
}

.tour-card-body {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
}

.tour-card-body::-webkit-scrollbar { width: 4px; }
.tour-card-body::-webkit-scrollbar-thumb { background: var(--bg-scrollbar); border-radius: 4px; }

.tour-card-exposition {
    padding: 0 16px 14px;
    font-size: 12.5px;
    color: var(--text-muted);
    line-height: 1.65;
}

.tour-card-footer {
    padding: 10px 16px 16px;
    flex-shrink: 0;
    border-top: 1px solid var(--border-divider);
}

.tour-card-nav {
    display: flex;
    gap: 8px;
}

.tour-btn-primary {
    flex: 1;
    padding: 9px 12px;
    background: var(--bg-btn-primary);
    border: 1px solid var(--border-btn-primary);
    border-radius: 7px;
    color: var(--text-btn-primary);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    text-align: center;
    white-space: nowrap;
}

.tour-btn-primary:hover:not(:disabled) {
    background: var(--bg-btn-primary-hover);
    color: var(--text-btn-primary-hover);
}

.tour-btn-primary:disabled { opacity: 0.30; cursor: not-allowed; }

.tour-btn-secondary {
    flex: 1;
    padding: 9px 12px;
    background: var(--bg-btn-secondary);
    border: 1px solid var(--border-btn-secondary);
    border-radius: 7px;
    color: var(--text-btn-secondary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    text-align: center;
    white-space: nowrap;
}

.tour-btn-secondary:hover:not(:disabled) {
    background: var(--bg-btn-secondary-hover);
    color: var(--text-btn-secondary-hover);
}

.tour-btn-secondary:disabled { opacity: 0.22; cursor: not-allowed; }

/* ── Mobile: bottom sheet ─────────────────────────────────────────────────── */

@media (max-width: 640px) {

    #landing-card {
        margin: 0 16px;
        padding: 28px 20px 24px;
    }

    .landing-title { font-size: 24px; }

    /* 16px stops iOS from focus-zooming the page (desktop keeps 14px). */
    #landing-search-input { font-size: 16px; }

    #tour-card {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        width: auto;
        height: 52vh;
        background: linear-gradient(
            to top,
            var(--bg-tour-opaque, rgba(8, 16, 48, 0.96)) 65%,
            var(--bg-tour-mid, rgba(8, 16, 48, 0.60)) 82%,
            transparent 100%
        );
        transform: translateY(110%);
    }

    .tour-card-inner {
        width: 100%;
        padding-bottom: env(safe-area-inset-bottom, 0);
    }

    .tour-card-hero { height: 100px; }

    .tour-card-header::before {
        content: '';
        position: absolute;
        top: 6px;
        left: 50%;
        transform: translateX(-50%);
        width: 30px;
        height: 3px;
        background: var(--bg-handle);
        border-radius: 2px;
    }
}

/* ── In-tour pin popup ─────────────────────────────────────────────────────── */
/* Condensed dark-glass card anchored to the clicked pin (mapboxgl.Popup with
   className "tour-popup").  Overrides Mapbox's default white bubble + tip. */

.tour-popup .mapboxgl-popup-content {
    background: var(--bg-tour-opaque, rgba(8, 16, 48, 0.96));
    color: #eef2ff;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    padding: 10px 13px;
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.45);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Colour the little pointer tip to match the panel on every anchor side. */
.tour-popup .mapboxgl-popup-tip { border: 6px solid transparent; }
.tour-popup.mapboxgl-popup-anchor-top     .mapboxgl-popup-tip,
.tour-popup.mapboxgl-popup-anchor-top-left .mapboxgl-popup-tip,
.tour-popup.mapboxgl-popup-anchor-top-right .mapboxgl-popup-tip {
    border-bottom-color: var(--bg-tour-opaque, rgba(8, 16, 48, 0.96));
}
.tour-popup.mapboxgl-popup-anchor-bottom     .mapboxgl-popup-tip,
.tour-popup.mapboxgl-popup-anchor-bottom-left .mapboxgl-popup-tip,
.tour-popup.mapboxgl-popup-anchor-bottom-right .mapboxgl-popup-tip {
    border-top-color: var(--bg-tour-opaque, rgba(8, 16, 48, 0.96));
}
.tour-popup.mapboxgl-popup-anchor-left  .mapboxgl-popup-tip { border-right-color: var(--bg-tour-opaque, rgba(8, 16, 48, 0.96)); }
.tour-popup.mapboxgl-popup-anchor-right .mapboxgl-popup-tip { border-left-color:  var(--bg-tour-opaque, rgba(8, 16, 48, 0.96)); }

.tour-popup-title {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.25;
}

.tour-popup-dot {
    flex: 0 0 auto;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.tour-popup-sub {
    font-size: 12.5px;
    color: #c6d0f0;
    margin-top: 2px;
}

.tour-popup-region {
    font-size: 11.5px;
    color: #8f9bc4;
    margin-top: 3px;
}