.message {
    display: grid;
    grid-template-columns: 34px minmax(0, min(760px, calc(100vw - 96px)));
    gap: 10px;
    align-items: start;
}

.message.user {
    grid-template-columns: minmax(0, min(680px, calc(100vw - 96px))) 34px;
    justify-content: end;
}

.bubble {
    position: relative;
    min-width: 0;
    white-space: normal;
}

.message.assistant .bubble {
    padding-top: 10px;
}

.message-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 4px;
}

.copy-message-btn,
.copy-code-btn {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    color: var(--muted);
    min-height: 30px;
    padding: 5px 9px;
    font-size: 0.8rem;
    font-weight: 700;
    box-shadow: none;
}

.copy-message-btn:hover,
.copy-code-btn:hover,
.copy-message-btn.copied,
.copy-code-btn.copied {
    border-color: color-mix(in srgb, var(--primary) 36%, var(--line));
    background: var(--primary-soft);
    color: var(--primary-strong);
    transform: none;
}

.markdown-body {
    min-width: 0;
    overflow-wrap: anywhere;
    line-height: 1.65;
    font-size: 0.98rem;
}

.message.user .markdown-body {
    color: var(--primary-contrast);
}

.markdown-body > :first-child {
    margin-top: 0;
}

.markdown-body > :last-child {
    margin-bottom: 0;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body blockquote,
.markdown-body table,
.markdown-body pre {
    margin: 0 0 12px;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
    margin: 18px 0 8px;
    line-height: 1.25;
    letter-spacing: 0;
}

.markdown-body h1 {
    font-size: 1.55rem;
}

.markdown-body h2 {
    font-size: 1.32rem;
}

.markdown-body h3 {
    font-size: 1.12rem;
}

.markdown-body ul,
.markdown-body ol {
    padding-left: 1.35rem;
}

.markdown-body li + li {
    margin-top: 4px;
}

.markdown-body blockquote {
    border-left: 3px solid color-mix(in srgb, var(--primary) 44%, var(--line));
    color: var(--muted);
    padding: 4px 0 4px 12px;
}

.message.user .markdown-body blockquote {
    border-left-color: rgba(255, 255, 255, 0.6);
    color: inherit;
}

.markdown-body a {
    color: var(--primary-strong);
    font-weight: 700;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.message.user .markdown-body a {
    color: var(--primary-contrast);
}

.markdown-body hr {
    border: 0;
    border-top: 1px solid var(--line);
    margin: 16px 0;
}

.markdown-body :not(pre) > code {
    border: 1px solid color-mix(in srgb, var(--line) 82%, transparent);
    border-radius: 6px;
    background: color-mix(in srgb, var(--panel-2) 78%, transparent);
    color: var(--text);
    padding: 0.12rem 0.35rem;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    font-size: 0.9em;
    overflow-wrap: break-word;
}

.message.user .markdown-body :not(pre) > code {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.16);
    color: var(--primary-contrast);
}

.code-block-wrapper {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #f6f8fa;
    margin: 0 0 12px;
}

[data-theme="dark"] .code-block-wrapper {
    background: #0d1117;
}

.message.user .code-block-wrapper {
    border-color: rgba(255, 255, 255, 0.24);
}

.code-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    min-height: 38px;
    padding: 6px 8px 6px 12px;
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-2) 86%, transparent);
}

[data-theme="dark"] .code-block-header {
    background: #161b22;
}

.message.user .code-block-header {
    border-bottom-color: rgba(255, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.12);
}

.code-language {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.message.user .code-language {
    color: rgba(255, 255, 255, 0.78);
}

.markdown-body pre {
    max-width: 100%;
    overflow-x: auto;
    margin: 0;
    padding: 14px;
}

.markdown-body pre code,
.hljs {
    display: block;
    min-width: max-content;
    background: transparent;
    color: #24292f;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    font-size: 0.9rem;
    line-height: 1.55;
    white-space: pre;
}

[data-theme="dark"] .markdown-body pre code,
[data-theme="dark"] .hljs {
    color: #c9d1d9;
}

.hljs-comment,
.hljs-quote {
    color: #6a737d;
}

.hljs-keyword,
.hljs-selector-tag,
.hljs-subst {
    color: #d73a49;
}

.hljs-number,
.hljs-literal,
.hljs-variable,
.hljs-template-variable,
.hljs-tag .hljs-attr {
    color: #005cc5;
}

.hljs-string,
.hljs-doctag {
    color: #032f62;
}

.hljs-title,
.hljs-section,
.hljs-selector-id {
    color: #6f42c1;
    font-weight: 700;
}

.hljs-type,
.hljs-class .hljs-title {
    color: #22863a;
}

[data-theme="dark"] .hljs-comment,
[data-theme="dark"] .hljs-quote {
    color: #8b949e;
}

[data-theme="dark"] .hljs-keyword,
[data-theme="dark"] .hljs-selector-tag,
[data-theme="dark"] .hljs-subst {
    color: #ff7b72;
}

[data-theme="dark"] .hljs-number,
[data-theme="dark"] .hljs-literal,
[data-theme="dark"] .hljs-variable,
[data-theme="dark"] .hljs-template-variable,
[data-theme="dark"] .hljs-tag .hljs-attr {
    color: #79c0ff;
}

[data-theme="dark"] .hljs-string,
[data-theme="dark"] .hljs-doctag {
    color: #a5d6ff;
}

[data-theme="dark"] .hljs-title,
[data-theme="dark"] .hljs-section,
[data-theme="dark"] .hljs-selector-id {
    color: #d2a8ff;
}

[data-theme="dark"] .hljs-type,
[data-theme="dark"] .hljs-class .hljs-title {
    color: #7ee787;
}

.markdown-body table {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
    border-spacing: 0;
}

.markdown-body th,
.markdown-body td {
    border: 1px solid var(--line);
    padding: 8px 10px;
    text-align: left;
    vertical-align: top;
}

.markdown-body th {
    background: var(--panel-2);
    font-weight: 800;
}

.message.user .markdown-body th,
.message.user .markdown-body td {
    border-color: rgba(255, 255, 255, 0.28);
}

.message.user .markdown-body th {
    background: rgba(255, 255, 255, 0.14);
}

@media (max-width: 800px) {
    .message,
    .message.user {
        grid-template-columns: 30px minmax(0, 1fr);
    }

    .message.user .bubble {
        order: 1;
    }

    .message.user .avatar {
        order: 0;
    }

    .markdown-body {
        font-size: 0.95rem;
    }

    .markdown-body h1 {
        font-size: 1.34rem;
    }

    .markdown-body h2 {
        font-size: 1.18rem;
    }
}