.room {
    position: absolute;
    min-width: 12px;
    min-height: 12px;
    border-style: solid;
    border-radius: 4px;
    cursor: grab;
    user-select: none;
    box-shadow:
        inset 0 0 0 1px var(--shadow-light),
        0 2px 4px var(--shadow-dark);
    transition: border-color 0.1s, box-shadow 0.1s, border-width 0.1s, transform 0.15s;
    will-change: transform;
    z-index: 2;
}

.room:hover {
    transform: scale(1.02);
    z-index: 11;
    box-shadow:
        0 0 20px rgba(255, 200, 100, 0.2),
        inset 0 0 0 1px rgba(255, 255, 255, 0.2),
        0 4px 15px var(--shadow-dark);
}

.room.selected {
    border-color: #b6c8ff !important;
    box-shadow:
        0 0 0 2px #5d72d9,
        inset 0 0 0 1px rgba(255, 255, 255, 0.3),
        0 4px 10px var(--shadow-dark);
    z-index: 10;
    transform: scale(1.02);
}

.room .handle {
    position: absolute;
    width: 14px;
    height: 14px;
    right: -7px;
    bottom: -7px;
    background: #eef3ff;
    border: 2px solid #2b3140;
    border-radius: 50%;
    cursor: nwse-resize;
    box-shadow: 0 1px 6px var(--shadow-dark);
    opacity: 0.85;
    transition: transform 0.1s;
    z-index: 15;
}
.room .handle:hover {
    transform: scale(1.15);
    background: #ffffff;
}

.room .label {
    position: absolute;
    top: 4px;
    left: 8px;
    color: white;
    font-size: 11px;
    font-weight: 500;
    text-shadow: 0 1px 6px #000000cc, 0 1px 2px #000000;
    pointer-events: none;
    letter-spacing: 0.3px;
    white-space: nowrap;
    z-index: 3;
}

/* ===== DOOR ===== */
.door {
    position: absolute;
    background: #d4b68a;
    border: 2px solid #6b4f32;
    border-radius: 2px;
    width: 16px;
    height: 16px;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 8px var(--shadow-dark), inset 0 0 4px #f0d5b0;
    z-index: 5;
    pointer-events: none;
    transition: 0.1s;
}
.door::after {
    content: "🚪";
    font-size: 12px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: drop-shadow(0 1px 3px #00000099);
}
.door.highlight {
    box-shadow: 0 0 0 3px #ffd966, 0 0 16px #ffb347;
    border-color: #f5b042;
    z-index: 12;
}

/* ===== HALLWAY ===== */
.hallway {
    position: absolute;
    background: rgba(106, 122, 142, 0.25);
    border: 2px dashed #5a6a7e;
    border-radius: 6px;
    z-index: 4;
    pointer-events: none;
    box-shadow: inset 0 0 20px rgba(100, 140, 200, 0.15);
    min-width: 8px;
    min-height: 8px;
    transition: opacity 0.2s, border-color 0.2s;
}
.hallway::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(180, 210, 255, 0.15), transparent);
    border-radius: 4px;
    animation: shimmer 3s ease-in-out infinite;
}
@keyframes shimmer {
    0%,
    100% {
        opacity: 0.3;
    }
    50% {
        opacity: 1;
    }
}
.hallway.highlight {
    border-color: #ffd966;
    box-shadow: 0 0 30px rgba(255, 180, 50, 0.3), inset 0 0 30px rgba(255, 180, 50, 0.1);
}

/* ===== ANCHORS - Always on top ===== */
.anchor {
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    cursor: grab;
    z-index: 20 !important; /* Force anchors to always be on top */
    box-shadow: 0 0 12px rgba(255, 200, 50, 0.4), 0 2px 6px var(--shadow-dark);
    transition: transform 0.15s, box-shadow 0.15s;
    transform: translate(-50%, -50%);
    pointer-events: auto;
}
.anchor:hover {
    transform: translate(-50%, -50%) scale(1.25);
    box-shadow: 0 0 20px rgba(255, 200, 50, 0.7);
}
.anchor.dragging {
    transform: translate(-50%, -50%) scale(1.4);
    box-shadow: 0 0 30px rgba(255, 200, 50, 0.9);
    cursor: grabbing;
    z-index: 30 !important;
}
.anchor-door {
    background: #f0d5b0;
    border: 2px solid #8b7355;
}
.anchor-door:hover {
    background: #ffe8c8;
}
.anchor-hallway {
    background: #ffd966;
    border: 2px solid #b8860b;
}
.anchor-hallway:hover {
    background: #ffe08a;
}

.wall-cut {
    position: absolute;
    background: rgba(255, 200, 50, 0.15);
    border: 2px solid rgba(255, 200, 50, 0.4);
    border-radius: 3px;
    z-index: 3;
    pointer-events: none;
    animation: wallPulse 2s ease-in-out infinite;
}
@keyframes wallPulse {
    0%,
    100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.8;
    }
}

.connection-label {
    position: absolute;
    font-size: 9px;
    color: #aab4c8;
    background: rgba(20, 23, 30, 0.85);
    padding: 2px 8px;
    border-radius: 10px;
    border: 1px solid var(--border-tool);
    pointer-events: none;
    z-index: 6;
    white-space: nowrap;
    font-weight: 400;
    letter-spacing: 0.3px;
    backdrop-filter: blur(4px);
    transform: translate(-50%, -50%);
    box-shadow: 0 2px 8px var(--shadow-dark);
    transition: background var(--transition-speed), border-color var(--transition-speed);
}
[data-theme="light"] .connection-label {
    background: rgba(240, 242, 245, 0.9);
    color: #4a5266;
}
.connection-label.door-label {
    border-color: #8b7355;
    color: #e8d5b8;
}
[data-theme="light"] .connection-label.door-label {
    color: #8b7355;
}
.connection-label.hallway-label {
    border-color: #5a6a7e;
    color: #b0c4d8;
}
[data-theme="light"] .connection-label.hallway-label {
    color: #5a6a7e;
}

.room-tooltip {
    position: fixed;
    background: var(--bg-tooltip);
    border: 1px solid var(--border-tool);
    border-radius: 8px;
    padding: 10px 14px;
    pointer-events: none;
    z-index: 1000;
    display: none;
    min-width: 140px;
    box-shadow: 0 8px 30px var(--shadow-dark);
    backdrop-filter: blur(8px);
    transition: background var(--transition-speed), border-color var(--transition-speed);
}
.room-tooltip .name {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary);
    margin-bottom: 4px;
    transition: color var(--transition-speed);
}
.room-tooltip .details {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.5;
    transition: color var(--transition-speed);
}
.room-tooltip .color-swatch {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 3px;
    margin-right: 6px;
    vertical-align: middle;
    border: 1px solid var(--border-tool);
}

.context-menu {
    position: fixed;
    background: var(--bg-context);
    border: 1px solid var(--border-tool);
    border-radius: 8px;
    padding: 6px 0;
    min-width: 180px;
    z-index: 2000;
    box-shadow: 0 8px 40px var(--shadow-dark);
    display: none;
    backdrop-filter: blur(12px);
    transition: background var(--transition-speed), border-color var(--transition-speed);
}
.context-menu .menu-item {
    padding: 8px 16px;
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    transition: background 0.1s, color var(--transition-speed);
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
}
.context-menu .menu-item:hover {
    background: var(--bg-secondary);
}
.context-menu .menu-item.danger {
    color: #f2b9c4;
}
.context-menu .menu-item.danger:hover {
    background: #3a242b;
}
[data-theme="light"] .context-menu .menu-item.danger:hover {
    background: #e8d0d4;
}
.context-menu .menu-divider {
    height: 1px;
    background: var(--border-secondary);
    margin: 4px 12px;
    transition: background var(--transition-speed);
}
.context-menu .menu-item .shortcut {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-muted);
    transition: color var(--transition-speed);
}

.mini-map {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 160px;
    height: 120px;
    background: var(--bg-minimap);
    border: 2px solid var(--border-secondary);
    border-radius: 8px;
    z-index: 100;
    backdrop-filter: blur(6px);
    box-shadow: 0 4px 20px var(--shadow-dark);
    overflow: hidden;
    cursor: pointer;
    transition: opacity 0.3s, transform 0.3s, background var(--transition-speed), border-color var(--transition-speed);
}
.mini-map:hover {
    transform: scale(1.05);
    border-color: var(--border-active);
}
.mini-map canvas {
    width: 100%;
    height: 100%;
    display: block;
}
.mini-map .mini-label {
    position: absolute;
    top: 4px;
    left: 8px;
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    pointer-events: none;
    transition: color var(--transition-speed);
}
.mini-map .mini-viewport {
    position: absolute;
    border: 2px solid rgba(255, 200, 100, 0.6);
    border-radius: 2px;
    pointer-events: none;
    background: rgba(255, 200, 100, 0.05);
}

label {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
    margin-top: 12px;
    margin-bottom: 4px;
    font-weight: 500;
    transition: color var(--transition-speed);
}

input[type="number"],
input[type="text"] {
    width: 100%;
    padding: 8px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    color: var(--text-primary);
    border-radius: 5px;
    font-size: 13px;
    transition: border 0.15s, background var(--transition-speed), color var(--transition-speed), border-color var(
            --transition-speed);
}

input[type="number"]:focus,
input[type="text"]:focus {
    border-color: var(--color-accent);
    outline: none;
    background: var(--bg-workspace);
}

input[type="color"] {
    width: 100%;
    height: 40px;
    padding: 3px;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: 5px;
    cursor: pointer;
    transition: background var(--transition-speed), border-color var(--transition-speed);
}

.row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

#emptyMessage {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-dark);
    pointer-events: none;
    text-align: center;
    font-size: 15px;
    line-height: 1.8;
    transition: color var(--transition-speed);
}
#emptyMessage small {
    font-size: 13px;
    opacity: 0.7;
    display: block;
}

::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-panel);
    transition: background var(--transition-speed);
}
::-webkit-scrollbar-thumb {
    background: var(--border-tool);
    border-radius: 12px;
    transition: background var(--transition-speed);
}

.selection-info {
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 14px;
    padding: 6px 0;
    transition: color var(--transition-speed);
}

.settings-group {
    margin-top: 16px;
    border-top: 1px solid var(--border-secondary);
    padding-top: 12px;
    transition: border-color var(--transition-speed);
}
.settings-group label {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 6px;
    transition: color var(--transition-speed);
}
.settings-group input[type="number"] {
    font-size: 12px;
    padding: 6px 8px;
}

.shortcuts-hint {
    font-size: 11px;
    color: var(--text-muted);
    padding: 8px 0;
    border-top: 1px solid var(--border-secondary);
    margin-top: 12px;
    line-height: 1.6;
    transition: color var(--transition-speed), border-color var(--transition-speed);
}
.shortcuts-hint kbd {
    background: var(--bg-secondary);
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 10px;
    color: var(--text-secondary);
    border: 1px solid var(--border-tool);
    transition: background var(--transition-speed), color var(--transition-speed), border-color var(--transition-speed);
}

.connection-list {
    margin-top: 12px;
    border-top: 1px solid var(--border-secondary);
    padding-top: 10px;
    transition: border-color var(--transition-speed);
}
.connection-item {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 4px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-secondary);
    transition: color var(--transition-speed), border-color var(--transition-speed);
}
.connection-item button {
    padding: 2px 10px;
    font-size: 11px;
    background: var(--bg-secondary);
    border-color: var(--border-tool);
}
.connection-item button:hover {
    background: var(--bg-panel);
}
.connection-type {
    font-size: 10px;
    background: var(--bg-secondary);
    padding: 1px 8px;
    border-radius: 10px;
    margin-left: 6px;
    color: var(--text-muted);
    transition: background var(--transition-speed), color var(--transition-speed);
}

.camera-controls {
    display: flex;
    gap: 6px;
    margin-top: 8px;
    align-items: center;
}
.camera-controls button {
    padding: 4px 12px;
    font-size: 16px;
    background: var(--bg-secondary);
    border-color: var(--border-tool);
}
.camera-controls button:hover {
    background: var(--bg-panel);
}
.camera-controls span {
    color: var(--text-secondary);
    font-size: 12px;
    min-width: 50px;
    text-align: center;
    transition: color var(--transition-speed);
}

.export-import-buttons {
    display: flex;
    gap: 6px;
    margin-top: 8px;
    flex-wrap: wrap;
}
.export-import-buttons button {
    flex: 1;
    font-size: 11px;
    padding: 4px 8px;
    min-width: 60px;
}

.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-toast);
    padding: 10px 24px;
    border-radius: 8px;
    border: 1px solid var(--border-tool);
    color: var(--text-primary);
    font-size: 13px;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s, background var(--transition-speed), border-color var(--transition-speed), color var(
            --transition-speed);
    pointer-events: none;
}
.toast.show {
    opacity: 1;
}

.selection-box {
    position: absolute;
    border: 2px solid #5d72d9;
    background: rgba(93, 114, 217, 0.1);
    pointer-events: none;
    z-index: 50;
    display: none;
}

.modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    z-index: 3000;
}

.modal.show {
    display: flex;
}

.modal-content {
    width: min(90vw, 420px);
    padding: 16px;
    border-radius: 8px;
    background: var(--bg-panel);
    border: 1px solid var(--border-secondary);
}

@media (max-width: 900px) {
    .app {
        grid-template-columns: 1fr;
        grid-template-rows: 54px 1fr 250px;
    }
    .left {
        display: none;
    }
    .right {
        border-left: none;
        border-top: 1px solid var(--border-secondary);
        max-height: 250px;
    }
    header h1 {
        font-size: 14px;
    }
    .header-actions button {
        font-size: 11px;
        padding: 4px 10px;
    }
}

@media (max-width: 768px) {
    .app {
        grid-template-rows: auto 1fr 280px;
    }
    .mini-map {
        width: 140px;
        height: 100px;
    }
    button {
        min-height: 36px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 8px;
        gap: 8px;
    }
    .header-actions {
        width: 100%;
        margin-left: 0;
    }
    .header-actions button {
        flex: 1 1 calc(50% - 8px);
    }
    .right {
        max-height: 300px;
    }
}

@media (max-width: 320px) {
    .header-actions button {
        flex: 1 1 100%;
    }
    .mini-map {
        display: none;
    }
}