/* ---------- TEACHER PLAYER STYLING ---------- */
body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
}

video.show-controls::-webkit-media-controls {
  display: block;
}

video.hide-controls::-webkit-media-controls {
  display: none;
}

.video-container {
    position: relative;
    width: 80%;
    max-width: 900px;
    margin: 20px auto;
    background-color: #000;
    border-radius: 10px;
    overflow: hidden;
}

.video-js {
    width: 100%;
    height: auto;
    display: block;
}

#button {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 20px;
    background-color: #A8E1FF;
    color: #93278f;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    z-index: 20;
}

/* Fullscreen button hover effect */
#button:hover {
    background-color: #7ECFFF;
}

/* Overlay controls */
.overlay-controls {
    opacity: 0.75;
    transition: opacity 0.3s ease;
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 15;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    justify-content: center;
}
.overlay-controls:hover {
    opacity: 1;
}
.overlay-controls button {
    padding: 8px 12px;
    background-color: rgba(168, 225, 255, 0.9);
    color: #93278f;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
}

/* Native fullscreen (desktop only) */
.video-container:fullscreen,
.video-container:-webkit-full-screen,
.video-container:-moz-full-screen,
.video-container:-ms-fullscreen {
    width: 100vw;
    height: 100vh;
    background-color: #000;
    border-radius: 0;
}

.video-container:fullscreen video,
.video-container:-webkit-full-screen video,
.video-container:-moz-full-screen video,
.video-container:-ms-fullscreen video {
    width: auto;
    height: auto;
    max-width: 100vw;
    max-height: 100vh;
}

/* ---------- MOS CHAT PANEL ---------- */
.mos-chat {
    position: fixed;
    top: 12px;
    left: 12px;
    width: 320px;
    height: 200px;
    min-width: 220px;
    min-height: 140px;
    max-width: 90vw;
    max-height: 85vh;
    background: rgba(255,255,255,0.96);
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 8px;
    box-shadow: 0 8px 28px rgba(0,0,0,0.28);
    overflow: auto;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    resize: both;
    user-select: none;
    touch-action: none;
}
.mos-chat-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    background: linear-gradient(180deg,#f7f9fb,#e9f3ff);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    cursor: grab;
}
.mos-chat-header:active {
    cursor: grabbing;
}
.mos-chat-body {
    flex: 1 1 auto;
    padding: 6px;
    min-height: 0;
}
.mos-jitsi-placeholder {
    width: 100%;
    height: 100%;
    min-height: 80px;
    background: #000;
}
.mos-jitsi-placeholder iframe {
    width: 100%;
    height: 100%;
    border: 0;
}
#mos-reset, #mos-toggle-size, #mos-hide {
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 14px;
    padding: 2px 6px;
}
.mos-chat[data-mos-hidden="1"] {
    display: none !important;
}
.mos-show {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000000;
    background: rgba(168, 225, 255, 0.98);
    color: #93278f;
    border: none;
    border-radius: 28px;
    width: 48px;
    height: 48px;
    font-size: 22px;
    line-height: 48px;
    text-align: center;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(0,0,0,0.22);
    display: none;
}
.video-container .mos-show {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: block;
}
.mos-show:focus, #mos-hide:focus, #mos-toggle-size:focus, #mos-reset:focus {
    outline: 2px solid rgba(147,39,159,0.6);
    outline-offset: 2px;
}

/* ========== PSEUDO FULLSCREEN (all devices except iOS) ========== */
#videoContainer.mos-pseudo-fullscreen {
    position: fixed !important;
    left: 0 !important;
    top: 0 !important;
    min-width: 100vw !important;
    min-height: 100vh !important;
    width: 100vw !important;
    height: 100vh !important;
    margin: 0 !important;
    padding: 0 !important;
    z-index: 2147483646 !important;
    background: black !important;
    display: block !important;
}
#videoContainer.mos-pseudo-fullscreen .video-js,
#videoContainer.mos-pseudo-fullscreen .vjs-tech,
#videoContainer.mos-pseudo-fullscreen video {
    position: absolute !important;
    left: 50% !important;
    top: 50% !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    transform: translate(-50%, -50%) !important;
}

#videoContainer.mos-pseudo-fullscreen .overlay-controls {
    position: absolute;
    bottom: 55px;
    left: 50% !important;
    transform: translateX(-50%) !important;
    display: flex;
    gap: 6px;
    justify-content: center;
    z-index: 2147483647;
}
#videoContainer.mos-pseudo-fullscreen .mos-show,
#videoContainer.mos-pseudo-fullscreen > .mos-show {
    position: absolute !important;
    right: 10px !important;
    top: 10px !important;
    z-index: 2147483647 !important;
    display: block !important;
}
#mos-chat {
    z-index: 2147483647;
}
.video-js.hide-controls,
#videoContainer.mos-pseudo-fullscreen .video-js.hide-controls {
    cursor: none;
}