body {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

.map-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
    animation: fadeIn 0.5s ease both;
}

.sidebar {
    width: 260px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    overflow-y: auto;
}

.sidebar h2 {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-sage-light);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.sidebar>p {
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: 0;
    max-width: unset;
}

#flag-count {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-sage);
    letter-spacing: -0.02em;
    margin-top: calc(var(--space-xs) * -1);
}

.pan-hint {
    font-size: 0.72rem;
    color: var(--color-slate-dark);
    letter-spacing: 0.04em;
    text-transform: none;
    margin-top: auto;
}

kbd {
    display: inline-block;
    padding: 0.1em 0.4em;
    font-family: var(--font-body);
    font-size: 0.68rem;
    color: var(--color-slate);
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    line-height: 1.4;
}

.sidebar button {
    position: absolute; /* will fix eventually to have proper spacing */
    bottom: 2rem;
    left: 3rem;
    padding: 0.8rem 1.2rem;
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-bg);
    background: var(--color-sage);
    border: 1px solid var(--color-sage);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition:
        background var(--transition),
        color var(--transition),
        box-shadow var(--transition),
        transform var(--transition);
}

.sidebar button:hover {
    background: transparent;
    color: var(--color-sage-light);
    box-shadow: 0 0 20px rgba(127, 168, 130, 0.2), inset 0 0 0 1px var(--color-sage);
}

.sidebar button:active {
    transform: translateY(0);
}

#map {
    flex: 1;
    height: 100%;
    z-index: 0;
    position: relative;
    overflow: hidden;
    background: var(--color-bg);
    cursor: crosshair;
}

#map.panning {
    cursor: grab;
}

#map.panning.dragging {
    cursor: grabbing;
}

#map-canvas {
    position: absolute;
    top: 0;
    left: 0;
    transform-origin: top left;
}

#map-image {
    display: block;
    max-width: none;
    user-select: none;
    pointer-events: none;
}

:root {
    --flag-size: 14px;
}

.flag-marker {
    position: absolute;
    width: var(--flag-size);
    height: var(--flag-size);
    transform: translate(-50%, -50%);
    background: var(--color-sage);
    border: 2px solid var(--color-sage-light);
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgba(127, 168, 130, 0.2), 0 0 10px rgba(127, 168, 130, 0.5);
    cursor: pointer;
    z-index: 10;
    transition: transform var(--transition), box-shadow var(--transition);
}

.flag-marker:hover {
    transform: translate(-50%, -50%) scale(1.35);
    box-shadow: 0 0 0 5px rgba(127, 168, 130, 0.2), 0 0 16px rgba(127, 168, 130, 0.6);
}

.flag-popup {
    position: absolute;
    z-index: 20;
    width: 160px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 3px;

    /* hidden by default */
    opacity: 0;
    pointer-events: none;
    transform: translateY(4px);
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.flag-popup.visible {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.flag-popup strong {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--color-sage-light);
    margin-bottom: 2px;
}

.flag-popup span {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    font-family: monospace;
    letter-spacing: 0.03em;
}

.popup-remove {
    margin-top: var(--space-sm);
    padding: 0.3rem 0.6rem;
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-slate);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: color var(--transition), border-color var(--transition);
}

.popup-remove:hover {
    color: #e08080;
    border-color: #e08080;
}

@media (max-width: 640px) {
    .map-layout {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        gap: var(--space-sm);
        padding: var(--space-md) var(--space-lg);
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .sidebar h2 {
        width: 100%;
        padding-bottom: var(--space-sm);
        margin-bottom: 0;
    }

    #flag-count {
        font-size: 2rem;
    }

    .sidebar button {
        margin-top: 0;
        margin-left: auto;
    }

    #map {
        flex: 1;
        min-height: 60vh;
    }
}