* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #000;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

.gallery-container {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
}

.video-wrapper {
    flex: 1;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.video-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.video-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.video-slide.active {
    opacity: 1;
    pointer-events: auto;
}

.video-slide video {
    max-width: 100%;
    max-height: 100%;
}

/* Fit to width */
.video-slide.fit-width video {
    width: 100%;
    height: auto;
}

/* Fit to height */
.video-slide.fit-height video {
    height: 100%;
    width: auto;
}

/* Cover - fills container, may crop */
.video-slide.fit-cover video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Contain - fits entirely within container */
.video-slide.fit-contain video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ===== MENU STYLES ===== */
.menu-container {
    position: fixed;
    z-index: 1000;
}

/* Position variants */
.menu-container.position-bottom-left {
    bottom: 20px;
    left: 20px;
}

.menu-container.position-bottom-right {
    bottom: 20px;
    right: 20px;
}

/* Menu toggle button */
.menu-toggle {
    padding: 0;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 14px;
    flex-shrink: 0;
}

.menu-container.open .menu-toggle {
    background: rgba(255, 255, 255, 0.9);
}

.menu-toggle:hover {
    background: rgba(255, 255, 255, 0.9);
}

.menu-toggle .menu-icon {
    width: 24px;
    height: 24px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-toggle .menu-icon::before {
    content: '☰';
    font-size: 24px;
    color: #333;
    position: relative;
    top: -1px;
}

.menu-container.open .menu-toggle .menu-icon::before {
    content: '✕';
    top: 0px;
}

/* Menu buttons container */
.menu-buttons {
    position: absolute;
    display: flex;
    gap: 10px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    overflow-y: auto;
    overflow-x: auto;
}

.menu-container.open .menu-buttons {
    opacity: 1;
    pointer-events: all;
}

/* Horizontal layout */
.menu-container.direction-horizontal .menu-buttons {
    bottom: 0;
    flex-direction: row;
    max-width: calc(100vw - 100px);
}

.menu-container.direction-horizontal.position-bottom-left .menu-buttons {
    left: 60px;
    right: auto;
}

.menu-container.direction-horizontal.position-bottom-right .menu-buttons {
    right: 60px;
    left: auto;
    flex-direction: row-reverse;
}

/* Vertical layout */
.menu-container.direction-vertical .menu-buttons {
    bottom: 60px;
    flex-direction: column;
    max-height: calc(100vh - 120px);
}

.menu-container.direction-vertical.position-bottom-left .menu-buttons {
    left: 0;
    max-width: calc(100vw - 40px);
}

.menu-container.direction-vertical.position-bottom-right .menu-buttons {
    right: 0;
    max-width: calc(100vw - 40px);
}

/* Individual video button */
.video-button {
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    white-space: nowrap;
    transition: all 0.3s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    line-height: 1.5;
    height: 45px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.video-button:hover {
    background: rgba(255, 255, 255, 1);
}

.video-button.active {
    background: #007bff;
    color: white;
}

/* Mute button icon */
.mute-button {
    padding: 12px 16px;
}

.mute-icon {
    display: block;
    width: 20px;
    height: 20px;
}

/* Scrollbar styling for menu */
.menu-buttons::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.menu-buttons::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

.menu-buttons::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 3px;
}

.menu-buttons::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.5);
}

/* 4K resolution scaling */
.scale-4k .menu-toggle {
    width: 90px;
    height: 90px;
}

.scale-4k .menu-toggle .menu-icon::before {
    font-size: 48px;
}

.scale-4k .video-button {
    padding: 24px 40px;
    font-size: 28px;
    border-radius: 50px;
    height: 90px;
}

.scale-4k .mute-button {
    padding: 24px 32px;
}

.scale-4k .mute-icon {
    width: 40px;
    height: 40px;
}

.scale-4k .menu-buttons {
    gap: 20px;
}

.scale-4k.menu-container.position-bottom-left,
.scale-4k .menu-container.position-bottom-left {
    bottom: 40px;
    left: 40px;
}

.scale-4k.menu-container.position-bottom-right,
.scale-4k .menu-container.position-bottom-right {
    bottom: 40px;
    right: 40px;
}

.scale-4k .menu-container.direction-horizontal.position-bottom-left .menu-buttons {
    left: 120px;
}

.scale-4k .menu-container.direction-horizontal.position-bottom-right .menu-buttons {
    right: 120px;
}

.scale-4k .menu-container.direction-vertical .menu-buttons {
    bottom: 120px;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .video-button {
        padding: 10px 16px;
        font-size: 12px;
        height: 40px;
    }

    .menu-toggle {
        width: 40px;
        height: 40px;
    }

    .menu-toggle .menu-icon::before {
        font-size: 20px;
    }

    .menu-container.position-bottom-left,
    .menu-container.position-bottom-right {
        bottom: 10px;
    }

    .menu-container.position-bottom-left {
        left: 10px;
    }

    .menu-container.position-bottom-right {
        right: 10px;
    }

    .menu-container.direction-horizontal.position-bottom-left .menu-buttons,
    .menu-container.direction-horizontal.position-bottom-right .menu-buttons {
        max-width: calc(100vw - 70px);
    }

    .menu-container.direction-vertical.position-bottom-left .menu-buttons,
    .menu-container.direction-vertical.position-bottom-right .menu-buttons {
        max-height: calc(100vh - 100px);
        max-width: calc(100vw - 60px);
    }
}