/* EdgeFabric Dashboard — board-twin-3d
   3D board twin (Three.js WebGL) with 2D SVG fallback. */

.board-twin {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
}

.board-twin-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.6rem;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    background: linear-gradient(180deg, rgba(19, 31, 48, 0.92), rgba(10, 19, 31, 0.96));
}

.board-twin-seg {
    display: inline-flex;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.22);
}

.board-twin-seg button {
    appearance: none;
    border: none;
    background: transparent;
    color: #8daac4;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3rem 0.65rem;
    cursor: pointer;
}

.board-twin-seg button.is-active {
    background: rgba(56, 189, 248, 0.2);
    color: #e0f2fe;
}

.board-twin-env {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    color: #8daac4;
}

.board-twin-env input[type="range"] {
    width: 110px;
    accent-color: #38bdf8;
}

.board-twin-check {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.72rem;
    color: #8daac4;
    cursor: pointer;
    user-select: none;
}

.board-twin-check input {
    accent-color: #38bdf8;
}

.board-twin-canvas-wrap {
    position: relative;
    width: 100%;
    min-height: 340px;
    height: 420px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(125, 211, 252, 0.12);
    background:
        radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.1), transparent 45%),
        linear-gradient(180deg, #060d17, #030810);
}

.board-twin-canvas-wrap.is-mini {
    height: 300px;
    min-height: 260px;
}

.board-twin-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    touch-action: none;
    cursor: grab;
}

.board-twin-canvas:active {
    cursor: grabbing;
}

.board-twin-canvas canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

.board-twin-hint {
    position: absolute;
    left: 0.6rem;
    bottom: 0.55rem;
    font-size: 0.66rem;
    letter-spacing: 0.04em;
    color: rgba(141, 170, 196, 0.85);
    background: rgba(4, 10, 18, 0.6);
    border: 1px solid rgba(148, 163, 184, 0.14);
    padding: 0.2rem 0.5rem;
    border-radius: 999px;
    pointer-events: none;
}

.board-twin-badge {
    position: absolute;
    right: 0.6rem;
    top: 0.55rem;
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #67e8f9;
    background: rgba(8, 20, 32, 0.72);
    border: 1px solid rgba(103, 232, 249, 0.3);
    padding: 0.22rem 0.55rem;
    border-radius: 999px;
    pointer-events: none;
}

.board-twin-fallback-note {
    font-size: 0.7rem;
    color: #8daac4;
    padding: 0 0.2rem;
}

.board-twin-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    padding: 0 0.1rem;
}

.board-twin-legend .chip {
    font-size: 0.66rem;
}