/* --- 10. Site Guide Button & Modal --- */
.site-guide-wrapper {
    position: fixed;
    top: 5px;
    left: 20px;
    z-index: 10000;
    width: auto;
    height: 30px;
    padding: 0 15px;
    border-radius: 50px;
    background: var(--toggle-bg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-sub);
    font-size: 0.75rem;
    font-weight: 800;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.4s ease;
}

.site-guide-wrapper:hover {
    transform: scale(1.02);
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--text-main);
}





html.light-mode .site-guide-wrapper {
    border-color: rgba(0, 0, 0, 0.15) !important;
    background-color: rgba(255, 255, 255, 0.4) !important;
    color: #333 !important;
}



/* Video Modal */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    z-index: 20000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(10px);
}

.video-modal-content {
    position: relative;
    width: 85%;
    max-width: 1000px;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.video-modal-content video {
    width: 100%;
    height: 100%;
    display: block;
}

.video-close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: white;
    font-size: 35px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    transition: transform 0.2s;
}

.video-close:hover {
    transform: scale(1.2);
}