html, body, #body {
    height: 100%;
    overflow: hidden;
}


.chat-main {
    /* Base colors */
    --color-background: #ffffff;
    --color-text: #4a4a4a;

    /* Message colors */
    --message-background: #f5f5f5;
    --message-hover-background: #e8e8e8;

    /* Reaction colors */
    --reaction-background: #ffffff;
    --reaction-hover-background: #f5f5f5;
    --reaction-border: #dbdbdb;

    /* User reaction colors */
    --reaction-user-background: #eef6fc;
    --reaction-user-hover-background: #e3f1fc;
    --reaction-user-border: #3273dc;

    /* Spacing */
    --reaction-padding: 0.25rem 0.5rem;
    --reaction-gap: 0.5rem;
    --reaction-margin-top: 0.5rem;

    /* Typography */
    --reaction-font-size: 0.875rem;
    --reaction-counter-font-size: 0.75rem;
}

[data-theme="dark"] .chat-main {
    --color-background: #2c2c2c;
    --color-text: #ffffff;

    --message-background: #363636;
    --message-hover-background: #404040;

    --reaction-background: #2c2c2c;
    --reaction-hover-background: #404040;
    --reaction-border: #4a4a4a;

    --reaction-user-background: #1a3b5c;
    --reaction-user-hover-background: #234875;
    --reaction-user-border: #3273dc;
}

.chat-container {
    height: 100%;
    overflow-y: auto;
}

.chat-main {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.chat-header {
    border-bottom: 1px solid #dbdbdb;
    padding: 0.5rem 1rem;
}


/* Sidebar toggle transitions */
.chat-sidebar, .chat-details {
    transition: transform 0.3s ease, max-width 0.3s ease, opacity 0.3s ease;
    overflow-x: hidden;
}

.chat-sidebar.is-collapsed {
    transform: translateX(-100%);
    max-width: 0;
    padding: 0;
    margin: 0;
    opacity: 0;
}

.chat-details.is-collapsed {
    transform: translateX(100%);
    max-width: 0;
    padding: 0;
    margin: 0;
    opacity: 0;
}

.chat-main.is-expanded-left {
    margin-left: 0;
}

.chat-main.is-expanded-right {
    margin-right: 0;
}

.columns.is-gapless.chat-container {
    flex-wrap: nowrap;
}

.author {
    font-weight: bold;
}
#messages {
    flex-grow: 1;
    overflow-y: auto;
    padding: 1rem;
}

#left_panel a {
    background-color: inherit;
}

#left_panel a:hover {
    background-color: #444;
}

.chat-input {
    border-top: 1px solid #dbdbdb;
    padding: 1rem;
}

.chat-input button {
    height: 100%;
}

.chat-message {
    max-width: 95%;
}

.message-core {
    margin-bottom: 1rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    overflow-wrap: anywhere;
    background-color: #f5f5f5;
    transition: background-color 0.2s, border-left 0.2s;
}
.message-core:hover, .message-core.has-popup-focus {
    background-color: #e8e8e8;
    border-left: 4px solid #3273dc;
}

.message-actions {
    display: none;
}

.message-core:hover .message-actions,
.message-core.has-popup-focus .message-actions
{
    display: flex;
}

.reactions-container {
    gap: var(--reaction-gap);
    margin-top: var(--reaction-margin-top);
}
.reaction {
    padding: var(--reaction-padding);
    border-radius: 1rem;
    background-color: var(--reaction-background);
    font-size: var(--reaction-font-size);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--reaction-border);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.reaction:hover {
    background-color: var(--reaction-hover-background);
}

.reaction .counter {
    margin-left: 0.25rem;
    font-size: var(--reaction-counter-font-size);
    color: var(--color-text);
}

.reaction.own-reaction {
    background-color: var(--reaction-user-background);
    border-color: var(--reaction-user-border);
}

.reaction.own-reaction:hover {
    background-color: var(--reaction-user-hover-background);
}


#attachments {
    overflow-x: auto;
    white-space: nowrap;
}

.message-core:hover, .message-core.has-popup-focus {
    background-color: #f5f5f5;
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2);
}

.message-body {
    white-space: pre-wrap;
    overflow-wrap: break-word;
}

.message-attachment {
    max-width: 20rem;
}
.status-icons {
    display: inline;
}

.action-button {
    box-sizing: border-box;
    margin: 0 0.2rem;
    user-select: none;
    cursor: pointer;
    z-index: 10;
}

.action-button:hover {
    box-shadow: 0 0 0 10px rgba(0,0,0,0.1);
    border-radius: 50%;
    transition: box-shadow 0.3s ease;
}

/* Attachments */

#attachments {
    opacity: 1;
    max-height: 1000px;
    transition: opacity 0.5s ease-in-out, max-height 0.5s ease-in-out, padding 0.5s ease-in-out, margin 0.5s ease-in-out;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 1.25rem 0;
    margin: 0;
}

#attachments.is-contracted {
    opacity: 0;
    max-height: 0;
    padding: 0;
}

.attachment-preview {
    position: relative;
    border: 1px solid #dbdbdb;
    padding: 0.3rem 0.5rem;
    border-radius: 4px;
    background-color: #f5f5f5;
    width: 9rem;
    height: 6rem;
}