@font-face {
    font-family: "NanumSquare";
    src: url("../fonts/NanumSquareR.ttf") format("truetype");
    font-style: normal;
    font-weight: 400;
    font-display: swap;
}

@font-face {
    font-family: "NanumSquareB";
    src: url("../fonts/NanumSquareB.ttf") format("truetype");
    font-style: normal;
    font-weight: bold;
    font-display: swap;
}

@font-face {
    font-family: "NanumSquareEB";
    src: url("../fonts/NanumSquareEB.ttf") format("truetype");
    font-style: normal;
    font-weight: 800;
    font-display: swap;
}

.share-popup-viewer-root {
    font-size: 10px;
}

.share-popup-entry {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 0;
}

    .share-popup-entry .room-panel {
        margin: 0;
    }

    .share-popup-entry h1 {
        margin: 0.2rem 0 0;
        font-size: clamp(1.45rem, 3vw, 2rem);
    }

.share-popup-room-controls {
    grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) auto auto auto;
}

.share-popup-content-options {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    grid-column: 1 / -1;
    grid-row: 2;
}

.share-popup-room-controls select {
    width: 100%;
    min-height: 42px;
    padding: 0.6rem 0.7rem;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: white;
    color: var(--ink);
    font: inherit;
}

.share-popup-room-controls select:focus {
    border-color: var(--brand);
    outline: 3px solid rgba(91, 92, 226, 0.13);
}

.share-popup-room-controls select:disabled {
    background: var(--surface-subtle);
}

.room-controls .share-popup-admin-option {
    min-height: 42px;
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
    padding: 0 0.7rem;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: white;
    cursor: pointer;
}

    .room-controls .share-popup-admin-option input {
        width: 1rem;
        min-height: auto;
        margin: 0;
        padding: 0;
    }

html:has(body.share-popup-viewer),
body.share-popup-viewer {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
    background: #05070c;
}

.popup-webgl-host {
    --viewer-button-size: 70px;
    --viewer-mic-size: 60px;
    --viewer-mic-group-width: 136px;
    --viewer-control-gap: 12px;
    --viewer-top: max(60px, env(safe-area-inset-top, 0px));
    --viewer-right: max(44px, env(safe-area-inset-right, 0px));
    --viewer-bottom: max(40px, env(safe-area-inset-bottom, 0px));
    --viewer-left: max(12px, env(safe-area-inset-left, 0px));
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    background: #05070c;
}

    .popup-webgl-host canvas {
        display: block;
        width: 100%;
        height: 100%;
        outline: none;
    }

.popup-unity-loading {
    position: absolute;
    inset: 0;
    z-index: 10;
    display: grid;
    align-content: center;
    justify-items: center;
    gap: 0.8rem;
    color: #f8fafc;
    background: #05070c;
    font-family: system-ui, sans-serif;
    font-size: 20px;
}

.popup-webgl-host.is-ready .popup-unity-loading {
    display: none;
}

.popup-unity-progress {
    width: min(360px, 70vw);
    height: 8px;
    overflow: hidden;
    border-radius: 999px;
    background: #243044;
}

    .popup-unity-progress span {
        display: block;
        width: 0;
        height: 100%;
        background: #38bdf8;
        transition: width 120ms linear;
    }

.popup-unity-warning {
    position: absolute;
    z-index: 30;
    top: 1rem;
    left: 50%;
    width: min(720px, calc(100vw - 2rem));
    transform: translateX(-50%);
    color: #fff;
    font: 14px/1.5 system-ui, sans-serif;
}

    .popup-unity-warning > div {
        margin-bottom: 0.4rem;
        padding: 0.7rem 0.9rem;
        border-radius: 0.5rem;
        background: rgba(180, 83, 9, 0.92);
    }

    .popup-unity-warning > .error {
        background: rgba(185, 28, 28, 0.94);
    }

.popup-room-status {
    position: absolute;
    z-index: 20;
    left: 1rem;
    bottom: 1rem;
    max-width: calc(100vw - 2rem);
    padding: 0.55rem 0.8rem;
    border-radius: 0.55rem;
    color: #e2e8f0;
    background: rgba(15, 23, 42, 0.82);
    font: 13px/1.4 system-ui, sans-serif;
    pointer-events: none;
}

.popup-actions {
    position: absolute;
    z-index: 50;
    top: var(--viewer-top);
    right: var(--viewer-right);
    display: flex;
    gap: var(--viewer-control-gap);
}

.popup-mic-sound-group {
    display: flex;
    width: var(--viewer-mic-group-width);
    height: var(--viewer-button-size);
    box-sizing: border-box;
    flex: 0 0 var(--viewer-mic-group-width);
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 5px 6px;
    background: transparent url("../images/img-mic-sound-bg.png") center / 100% 100% no-repeat;
}

.popup-participants-panel {
    position: absolute;
    z-index: 45;
    top: calc(var(--viewer-top) + var(--viewer-button-size) + 20px);
    right: var(--viewer-right);
    width: min(380px, calc(100vw - 2rem));
    max-height: min(420px, calc(100vh - 6rem));
    box-sizing: border-box;
    padding: 2rem 1.6rem 1rem 1.6rem;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 1.6rem;
    color: #fff;
    background: rgba(55, 55, 55, 0.8);
    box-shadow: 0 14px 38px rgba(0, 0, 0, 0.38);
    font-family: system-ui, sans-serif;
}

    .popup-participants-panel[hidden] {
        display: none;
    }

.popup-participants-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 0.8rem;
    font-family: "NanumSquareEB", sans-serif;
    font-size: 20px;
}

.popup-participants-list {
    display: grid;
    max-height: 340px;
    margin: 0;
    padding: 0.65rem 0 0;
    overflow-y: auto;
    list-style: none;
}

    .popup-participants-list li {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        padding: 0.5rem 0.55rem;
        border-radius: 0.5rem;
    }

.popup-participant-name {
    min-width: 0;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: "NanumSquareB", sans-serif;
    font-size: 20px;
}

.popup-participant-microphone {
    width: 24px;
    height: 24px;
    flex: 0 0 auto;
    overflow: hidden;
    color: transparent;
    background-position: center;
    background-repeat: no-repeat;
    background-size: 24px 24px;
    font-size: 0;
    line-height: 0;
    white-space: nowrap;
}

    .popup-participant-microphone.is-on {
        background-image: url("../images/btn-list-mic-on.png");
    }

    .popup-participant-microphone.is-off {
        background-image: url("../images/btn-list-mic-off.png");
    }

.popup-participant-dot {
    width: 2.8rem;
    height: 2.8rem;
    flex: 0 0 auto;
    border-radius: 50%;
    background: #fff;
}

.popup-viewer-button {
    padding: 0.55rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 0.55rem;
    color: #fff;
    background: rgba(15, 23, 42, 0.82);
    cursor: pointer;
}

    .popup-viewer-button:disabled {
        cursor: not-allowed;
        opacity: 0.45;
    }

    .popup-viewer-button.is-active {
        border-color: #38bdf8;
        background: rgba(3, 105, 161, 0.92);
    }

.popup-fullscreen {
    display: none !important;
}

.popup-bottom-actions {
    position: absolute;
    z-index: 50;
    right: var(--viewer-right);
    bottom: var(--viewer-bottom);
    display: flex;
    gap: var(--viewer-control-gap);
}

.popup-actions,
.popup-bottom-actions {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease;
}

.popup-webgl-host.is-ready .popup-actions,
.popup-webgl-host.is-ready .popup-bottom-actions {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

#toggle-popup-chat.is-chat-open {
    filter: brightness(1.12);
}

.popup-share-preview {
    position: absolute;
    z-index: 35;
    top: 1rem;
    left: 1rem;
    width: clamp(220px, 22vw, 360px);
    overflow: hidden;
    border: 1px solid rgba(125, 211, 252, 0.55);
    border-radius: 0.7rem;
    color: #f8fafc;
    background: rgba(8, 15, 28, 0.94);
    box-shadow: 0 14px 38px rgba(0, 0, 0, 0.38);
    font-family: system-ui, sans-serif;
    cursor: pointer;
}

    .popup-share-preview:focus-visible {
        outline: 3px solid #38bdf8;
        outline-offset: 3px;
    }

    .popup-share-preview[hidden] {
        display: none;
    }

.popup-share-preview-heading {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.65rem;
    font-size: 0.78rem;
}

.popup-share-live-dot {
    width: 0.5rem;
    height: 0.5rem;
    flex: 0 0 auto;
    border-radius: 50%;
    background: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.popup-share-preview-video {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #000;
}

    .popup-share-preview-video video {
        width: 100%;
        height: 100%;
        object-fit: contain;
        background: #000;
    }

        .popup-share-preview-video video[hidden] {
            display: none;
        }

.popup-share-preview:fullscreen {
    width: 100vw;
    height: 100vh;
    border: 0;
    border-radius: 0;
    background: #000;
}

    .popup-share-preview:fullscreen .popup-share-preview-heading {
        position: absolute;
        z-index: 1;
        top: 1rem;
        left: 1rem;
        border-radius: 0.55rem;
        background: rgba(0, 0, 0, 0.68);
    }

    .popup-share-preview:fullscreen .popup-share-preview-video {
        width: 100%;
        height: 100%;
    }

.popup-chat-panel {
    position: fixed;
    z-index: 40;
    top: auto;
    right: 0;
    bottom: 4.6rem;
    display: flex;
    flex-direction: column;
    width: min(467px, 40vw);
    height: min(414px, calc(100vh / 2));
    box-sizing: border-box;
    padding: 1rem;
    color: #e2e8f0;
    background: rgba(55, 55, 55, 0.8);
    border-radius: 1.6rem;
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.35);
    font-family: "NanumSquareB", sans-serif;
    font-size: 20px;
    z-index: 100;
}

    .popup-chat-panel[hidden] {
        display: none;
    }

.popup-chat-heading {
    position: absolute;
    z-index: 1;
    top: -2.9rem;
    right: -2.5rem;
    display: flex;
    align-items: center;
}

#close-popup-chat {
    width: 58px;
    height: 58px;
    padding: 0;
    overflow: hidden;
    border: 0;
    color: transparent;
    background: transparent url("../images/btn-chat-fold.png") center / contain no-repeat;
    font-size: 0;
    line-height: 0;
    text-indent: -9999px;
    white-space: nowrap;
    cursor: pointer;
}

    #close-popup-chat:hover {
        filter: brightness(1.12);
    }

.popup-chat-messages {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 0.65rem;
    min-height: 0;
    margin: 0;
    padding: 1.8rem 0 0.4rem;
    overflow-y: auto;
    list-style: none;
}

    .popup-chat-messages .share-chat-empty {
        margin: auto;
        color: #fff;
        text-align: center;
        font-family: "NanumSquareEB", sans-serif;
        font-size: 15px;
    }

    .popup-chat-messages .share-chat-message {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.75rem;
        padding: 0.8rem 0.6rem;
        border-radius: 0.65rem;
        transition: background-color 120ms ease;
    }

        .popup-chat-messages .share-chat-message:not(.is-system):hover,
        .popup-chat-messages .share-chat-message:not(.is-system):focus-within {
            background-color: #757575;
        }

.popup-chat-message-content {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    min-width: 0;
}

    .popup-chat-message-content strong {
        flex: 0 0 auto;
        color: #67ffbd;
    }

    .popup-chat-message-content .popup-chat-current-user {
        margin-left: 0.4rem;
        color: #fff;
    }

    .popup-chat-message-content span {
        min-width: 0;
        overflow-wrap: anywhere;
    }

.popup-chat-message-actions {
    position: absolute;
    z-index: 2;
    right: 0.8rem;
    bottom: calc(50%);
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 0.45rem;
    visibility: hidden;
    opacity: 0;
    transition: opacity 120ms ease;
}

    .popup-chat-message-actions::after {
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        height: 10px;
        content: "";
    }

    .popup-chat-message-actions time {
        padding: 0.6rem 0.8rem 0.5rem 0.8rem;
        background: #000;
        border-radius: 4px;
        font-family: "NanumSquareB", sans-serif;
        font-size: 12px;
        color: #fff;
    }

.popup-chat-delete {
    width: 40px;
    height: 40px;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 0;
    color: transparent;
    background: transparent url("../images/btn-delete-message.png") center / 40px 40px no-repeat;
    font-size: 0;
    line-height: 0;
    text-indent: -9999px;
    white-space: nowrap;
    cursor: pointer;
}

    .popup-chat-delete:hover,
    .popup-chat-delete:focus-visible {
        filter: brightness(1.12);
    }

.popup-chat-messages .share-chat-message:hover .popup-chat-message-actions,
.popup-chat-messages .share-chat-message:focus-within .popup-chat-message-actions {
    visibility: visible;
    opacity: 1;
}

.popup-chat-messages .share-chat-message.is-system {
    color: #94a3b8;
    background: transparent;
}

.popup-chat-form {
    position: relative;
    display: block;
    width: 100%;
}

    .popup-chat-form input,
    .popup-chat-form button {
        min-width: 0;
        padding: 0.7rem 0.8rem;
        border: 1px solid rgba(148, 163, 184, 0.28);
        border-radius: 0.55rem;
    }

    .popup-chat-form input {
        display: block;
        width: 100%;
        height: 4.4rem;
        box-sizing: border-box;
        padding-right: calc(32px + 1.2rem);
        color: #fff;
        background: #333;
        border: solid 1px #8d8d8d;
        font-family: "NanumSquareB", sans-serif;
        font-size: 20px;
    }

    .popup-chat-form button {
        cursor: pointer;
    }

#share-chat-send {
    position: absolute;
    top: 50%;
    right: 0.4rem;
    width: 32px;
    height: 32px;
    min-width: 32px;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 0;
    color: transparent;
    background: transparent url("../images/btn-send-message.png") center / 32px 32px no-repeat;
    font-size: 0;
    line-height: 0;
    text-indent: -9999px;
    transform: translateY(-50%);
    white-space: nowrap;
}

    #share-chat-send:hover:not(:disabled) {
        filter: brightness(1.12);
    }

.popup-chat-form button:disabled,
.popup-chat-form input:disabled {
    opacity: 0.5;
}

.popup-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.popup-media-source {
    position: fixed;
    z-index: -1;
    right: 0;
    bottom: 0;
    width: 2px;
    height: 2px;
    overflow: hidden;
    opacity: 0.01;
    pointer-events: none;
}

    .popup-media-source video,
    .popup-media-source audio {
        display: block;
        width: 2px;
        height: 2px;
    }

@media (max-width: 720px) {
    .share-popup-entry {
        padding: 1.25rem 0;
    }

    .share-popup-room-controls {
        grid-template-columns: 1fr;
    }

    .share-popup-content-options {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        grid-row: auto;
    }

}

/* 이미지 버튼 크기는 Viewer의 화면 크기에 맞춰 조정합니다. */
#toggle-popup-screen-share,
#toggle-popup-microphone,
#toggle-popup-speaker,
#toggle-popup-participants,
#toggle-popup-profile,
#toggle-popup-chat,
#toggle-popup-fullscreen {
    box-sizing: content-box;
    flex: 0 0 auto;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 0;
    color: transparent;
    background-color: transparent;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    box-shadow: none;
    font-size: 0;
    line-height: 0;
    text-indent: -9999px;
    white-space: nowrap;
}

#toggle-popup-screen-share,
#toggle-popup-participants,
#toggle-popup-profile,
#toggle-popup-chat,
#toggle-popup-fullscreen {
    width: var(--viewer-button-size);
    height: var(--viewer-button-size);
}

#toggle-popup-microphone,
#toggle-popup-speaker {
    width: var(--viewer-mic-size);
    height: var(--viewer-mic-size);
}

#toggle-popup-screen-share {
    background-image: url("../images/btn-share-screen.png");
}

    #toggle-popup-screen-share.is-active {
        background-image: url("../images/btn-share-screen-select.png");
    }

#toggle-popup-microphone {
    background-image: url("../images/btn-mic-off.png");
}

    #toggle-popup-microphone.is-active {
        background-image: url("../images/btn-mic-on.png");
    }

#toggle-popup-speaker {
    background-image: url("../images/btn-sound-off.png");
}

    #toggle-popup-speaker.is-active {
        background-image: url("../images/btn-sound-on.png");
    }

#toggle-popup-participants {
    background-image: url("../images/btn-group-list.png");
}

    #toggle-popup-participants.is-active {
        background-image: url("../images/btn-group-list-select.png");
    }

#toggle-popup-profile {
    background-image: url("../images/btn-profile.png");
}

    #toggle-popup-profile.is-active {
        background-image: url("../images/btn-profile-select.png");
    }

#toggle-popup-chat {
    background-image: url("../images/btn-chat.png");
}

#toggle-popup-fullscreen {
    background-image: url("../images/btn-full-screen.png");
}

    #toggle-popup-fullscreen.is-active {
        background-image: url("../images/btn-full-screen-select.png");
    }

    #toggle-popup-screen-share:hover:not(:disabled),
    #toggle-popup-microphone:hover:not(:disabled),
    #toggle-popup-speaker:hover:not(:disabled),
    #toggle-popup-participants:hover:not(:disabled),
    #toggle-popup-profile:hover:not(:disabled),
    #toggle-popup-chat:hover:not(:disabled),
    #toggle-popup-fullscreen:hover:not(:disabled) {
        filter: brightness(1.12);
    }

/* 낮은 가로 화면도 작은 세로 화면과 같은 조작 크기를 사용합니다. */
@media (max-width: 1024px), (max-height: 560px) {
    .popup-webgl-host {
        --viewer-button-size: clamp(48px, 7vmin, 56px);
        --viewer-mic-size: clamp(44px, calc(var(--viewer-button-size) - 10px), 46px);
        --viewer-mic-group-width: calc(var(--viewer-mic-size) * 2 + 8px);
        --viewer-control-gap: 8px;
        --viewer-top: max(12px, env(safe-area-inset-top, 0px));
        --viewer-right: max(12px, env(safe-area-inset-right, 0px));
        --viewer-bottom: max(12px, env(safe-area-inset-bottom, 0px));
    }

    .popup-actions {
        max-width: calc(100% - var(--viewer-left) - var(--viewer-right));
        align-items: center;
    }

    .popup-mic-sound-group {
        padding: 2px;
    }

    .popup-participants-panel {
        display: flex;
        flex-direction: column;
        top: calc(var(--viewer-top) + var(--viewer-button-size) + 12px);
        width: min(320px, calc(100% - var(--viewer-left) - var(--viewer-right)));
        max-height: calc(100% - var(--viewer-top) - var(--viewer-button-size) * 2 - var(--viewer-bottom) - 24px);
        padding: 12px;
    }

    .popup-participants-heading,
    .popup-participant-name {
        font-size: 16px;
    }

    .popup-participants-list {
        min-height: 0;
    }

    .popup-share-preview:not(:fullscreen) {
        top: calc(var(--viewer-top) + var(--viewer-button-size) + 12px);
        left: var(--viewer-left);
        width: clamp(128px, 24vw, 200px);
        box-sizing: border-box;
    }

    .popup-share-preview-heading {
        padding: 6px 8px;
        font-size: 12px;
    }

    .popup-chat-panel {
        position: absolute;
        right: var(--viewer-right);
        bottom: calc(var(--viewer-bottom) + var(--viewer-button-size) + 8px);
        width: min(420px, calc(100% - var(--viewer-left) - var(--viewer-right)));
        height: min(420px, 55%);
        max-height: calc(100% - var(--viewer-top) - var(--viewer-button-size) * 2 - var(--viewer-bottom) - 20px);
        padding: 10px;
        border: 1px solid rgba(148, 163, 184, 0.22);
        border-radius: 12px;
        font-size: 14px;
    }

    .popup-chat-heading {
        position: static;
        flex: 0 0 44px;
        justify-content: flex-end;
    }

    #close-popup-chat {
        width: 44px;
        height: 44px;
    }

    .popup-chat-messages {
        padding-top: 0;
    }

    .popup-chat-form input {
        min-height: 44px;
        padding-right: 52px;
        font-size: 16px;
    }

    #share-chat-send {
        width: 44px;
        height: 44px;
    }

    .popup-unity-loading {
        padding: 16px;
        font-size: 16px;
        text-align: center;
    }
}