.lb {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: #000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.lb--open {
    opacity: 1;
    visibility: visible;
}

.lb__canvas {
    position: absolute;
    inset: 0;
    overflow: hidden;
    cursor: grab;
}

.lb__canvas--dragging {
    cursor: grabbing;
}

.lb__canvas--fit {
    cursor: zoom-in;
}

.lb__img {
    position: absolute;
    top: 0;
    left: 0;
    transform-origin: 0 0;
    user-select: none;
    -webkit-user-drag: none;
    will-change: transform;
}

.lb__chrome {
    transition: opacity 0.4s ease;
}

.lb--idle .lb__chrome {
    opacity: 0;
    pointer-events: none;
}

.lb__close {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    padding: 0.5rem;
    line-height: 1;
    z-index: 4;
}

.lb__prev,
.lb__next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.35);
    font-size: 2rem;
    cursor: pointer;
    padding: 1.5rem 0.75rem;
    line-height: 1;
    transition: color 0.15s ease;
    z-index: 3;
    user-select: none;
}

.lb__prev { left: 0.25rem; }
.lb__next { right: 0.25rem; }

.lb__prev:hover,
.lb__next:hover {
    color: rgba(255, 255, 255, 0.85);
}

.lb__bar {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    z-index: 3;
    user-select: none;
}

.lb__bar-label {
    color: rgba(255, 255, 255, 0.7);
    font-family: 'DM Sans', system-ui, sans-serif;
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1;
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.15s ease;
    background: none;
    border: none;
}

.lb__bar-label:hover {
    color: #fff;
}

.lb__slider {
    -webkit-appearance: none;
    appearance: none;
    width: 140px;
    height: 2px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 1px;
    outline: none;
    cursor: pointer;
}

.lb__slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    border: none;
}

.lb__slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    border: none;
}

.lb__counter {
    position: absolute;
    bottom: 1.5rem;
    right: 1.25rem;
    font-family: 'DM Sans', system-ui, sans-serif;
    font-size: 0.6875rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.35);
    z-index: 3;
    user-select: none;
}

@media (max-width: 640px) {
    .lb__prev,
    .lb__next {
        display: none;
    }

    .lb__slider {
        width: 100px;
    }

    .lb__bar {
        padding: 0.4rem 0.75rem;
        gap: 0.5rem;
    }
}