/* Plan overlay (PDF/image) panel */
.overlay-panel {
    position: absolute;
    bottom: 16px;
    right: 16px;
    z-index: 5;
    background: var(--bg-elev);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    padding: 10px 12px;
    width: 260px;
    font-size: 0.8rem;
}
.overlay-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}
.overlay-panel-title {
    font-weight: 600;
    color: var(--text);
}
.overlay-panel-status {
    font-size: 0.7rem;
    color: var(--text-tertiary);
}
.overlay-panel-status.active { color: var(--success); }
.overlay-panel-status.calibrating { color: var(--warning); }

.overlay-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}
.overlay-row label {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 56px;
}
.overlay-row input[type="range"] {
    flex: 1;
    accent-color: var(--accent);
}
.overlay-row input[type="number"] {
    background: var(--bg-surface);
    border: 1px solid var(--border-strong);
    color: var(--text);
    padding: 3px 6px;
    border-radius: 4px;
    font-size: 0.78rem;
    width: 60px;
}

.overlay-actions {
    display: flex;
    gap: 6px;
    margin-top: 10px;
    border-top: 1px solid var(--border);
    padding-top: 8px;
}
.overlay-action {
    flex: 1;
    background: transparent;
    border: 1px solid var(--border-strong);
    color: var(--text-secondary);
    padding: 5px 8px;
    border-radius: 4px;
    font-size: 0.72rem;
    cursor: pointer;
}
.overlay-action:hover { border-color: var(--accent); color: var(--text); }
.overlay-action.danger:hover { border-color: var(--danger); color: #fecaca; }
.overlay-action input[type="file"] { display: none; }

.overlay-hint {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    margin-top: 6px;
    line-height: 1.4;
}

/* Georeferencing overlay banner */
.georef-banner {
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid var(--warning);
    color: #fde68a;
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 0.82rem;
    z-index: 5;
    display: none;
}
.georef-banner.visible { display: block; }
.georef-banner b { color: #fff; }
.georef-banner .step { color: #fef3c7; }
.georef-banner button {
    margin-left: 10px;
    background: transparent;
    border: 1px solid var(--warning);
    color: #fde68a;
    padding: 2px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.7rem;
}
.georef-banner button:hover { background: var(--warning); color: #000; }

/* Overlay PDF preview (in modal) */
.pdf-preview {
    background: #000;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    text-align: center;
    padding: 8px;
    max-height: 320px;
    overflow-y: auto;
}
.pdf-preview canvas {
    max-width: 100%;
    height: auto;
}