/* ============================================
   聊天消息
   ============================================ */

.message {
    margin-bottom: var(--spacing-xl);
    max-width: 100%;
    min-width: 0;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
}

.message-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.message-select-checkbox { margin-right: var(--spacing-xs); }

.message-role {
    font-weight: 600;
    color: var(--color-text-secondary);
    overflow-wrap: anywhere;
}

.message-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* 正文：正文可以选中复制 */
.message-content {
    font-size: var(--chat-font-size);
    line-height: 1.9;
    color: var(--color-text);
    text-align: left;
    overflow-wrap: anywhere;
    word-break: break-word;
    max-width: 100%;
    width: 100%;
    min-width: 0;
    -webkit-user-select: text;
    user-select: text;
}

.message-content * {
    max-width: 100%;
    box-sizing: border-box;
}

.message-content .user-meta-inline {
    display: block;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    font-size: 0.85em;
    line-height: 1.6;
    color: var(--color-text-secondary);
    background: var(--color-bg-muted);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 6px 8px;
    margin-bottom: 6px;
}

.message-content p {
    margin: 0.8em 0;
    text-indent: 2em;
}
.message-content p:first-child { margin-top: 0; text-indent: 0; }
.message-content p:last-child { margin-bottom: 0; }
.message.user .message-content p { text-indent: 0; }

.message-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0.8em 0;
}

.message-content a {
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px dotted var(--color-text-secondary);
}
.message-content a:hover { border-bottom-style: solid; }

.message-content blockquote {
    margin: 1em 0;
    padding: var(--spacing-sm) var(--spacing-md);
    border-left: 3px solid var(--quote-line);
    background: none;
    color: var(--color-text-secondary);
    font-style: italic;
    text-indent: 0;
}

.message-content q,
.message-content content,
.message-content custom-style {
    quotes: none;
    font-style: normal;
    color: inherit;
    display: inline;
}
.message-content q::before,
.message-content q::after { content: none; }

.message-content strong { font-weight: 600; }
.message-content em { font-style: italic; }

.message-content h1,
.message-content h2,
.message-content h3,
.message-content h4 {
    margin: var(--spacing-md) 0 var(--spacing-sm);
    font-weight: 600;
    line-height: 1.5;
    text-indent: 0;
}
.message-content h1 { font-size: 1.4em; }
.message-content h2 { font-size: 1.2em; }
.message-content h3 { font-size: 1.1em; }
.message-content h4 { font-size: 1em; }

.message-content ul,
.message-content ol {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    text-indent: 0;
}
.message-content li { margin: var(--spacing-xs) 0; }

.message-content hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-md) 0;
}

.message-content code {
    background-color: var(--code-bg);
    padding: 2px 6px;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-mono);
    font-size: 0.9em;
    overflow-wrap: anywhere;
}

.message-content pre {
    background-color: var(--code-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-sm) 0;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    overflow-x: auto;
    text-indent: 0;
    line-height: 1.6;
}
.message-content pre code { background: none; padding: 0; white-space: pre-wrap; }

.message-content table {
    display: block;
    width: max-content;
    max-width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
    margin: var(--spacing-sm) 0;
}
.message-content th,
.message-content td {
    min-width: 4em;
    border: 1px solid var(--border-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: left;
    line-height: 1.6;
}
.message-content th { background-color: var(--color-bg-tertiary); }

.message-content button {
    padding: 4px 12px;
    margin: 2px;
    font-size: var(--font-size-sm);
    cursor: default;
}

.message-content details {
    margin: var(--spacing-sm) 0;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-xs);
}
.message-content summary {
    cursor: pointer;
    font-weight: 500;
    padding: var(--spacing-xs);
}

/* ---------- 思考、思维链等折叠块 ---------- */

.thinking-details,
.ecot-details,
.qa-details,
.prediction-details,
.turn-summary-details {
    margin: var(--spacing-sm) 0;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background-color: var(--color-bg-secondary);
    display: var(--thinking-display, block);
}

.thinking-summary,
.details-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--tap-size);
    padding: 0 var(--spacing-md);
    cursor: pointer;
    list-style: none;
}
.thinking-summary::-webkit-details-marker,
.details-summary::-webkit-details-marker { display: none; }

.thinking-title,
.details-title {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 500;
}

details[open] > summary .chev { transform: rotate(-135deg); margin-bottom: -2px; }

.thinking-content,
.details-content {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    background-color: var(--color-bg);
    border-top: 1px solid var(--border-color);
    line-height: 1.7;
    max-height: 60vh;
    overflow-y: auto;
    overscroll-behavior: contain;
    overflow-wrap: anywhere;
    -webkit-user-select: text;
    user-select: text;
}
.thinking-content { font-family: var(--font-mono); white-space: pre-wrap; }

/* ---------- 消息操作 ---------- */

.message-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

/* 消息上的操作是次要操作：浅色细框、文字偏灰，不和正文抢视线 */
.msg-action-btn {
    min-height: 32px;
    padding: 0 var(--spacing-sm);
    font-size: var(--font-size-xs);
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--color-text-secondary);
    white-space: nowrap;
}
.msg-action-btn:hover {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text);
}
.msg-action-btn.danger { color: var(--color-danger); box-shadow: none; font-weight: 400; }
.msg-action-btn.danger:hover { background-color: var(--color-danger-light); }

@media (pointer: coarse) {
    .msg-action-btn { min-height: var(--tap-size); }
}

.message.streaming .message-actions { display: none; }

/* ---------- 系统消息与推进 ---------- */

.message.system .message-content {
    background-color: var(--color-bg-secondary);
    border: 1px dashed var(--control-border);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.message.advance-summary .message-content {
    background-color: var(--color-bg-tertiary);
    border-left: 3px solid var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-md);
}

.message.test-message .message-content {
    background-color: var(--color-bg-secondary);
    border: 1px dashed var(--control-border);
}
.message.test-message::before {
    content: '测试消息';
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

/* ---------- 编辑 ---------- */

.message.editing .message-content { display: none; }
.message-edit-area { display: none; }
.message.editing .message-edit-area { display: block; }

.message-edit-textarea,
.message-edit-meta {
    width: 100%;
    min-height: 96px;
    max-height: 50vh;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    line-height: 1.6;
    font-size: var(--chat-font-size);
}
.message-edit-meta { min-height: 48px; }

.message-edit-meta-row { margin-top: var(--spacing-sm); }
.message-edit-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}
.message-edit-actions { display: flex; gap: var(--spacing-sm); margin-top: var(--spacing-sm); }

/* ---------- 多选删除 ---------- */

.multi-select-mode .message {
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
}
.multi-select-mode .message:hover { border-color: var(--control-border); }
.multi-select-mode .message.selected {
    border-color: var(--color-danger);
    background-color: var(--color-danger-light);
}
.multi-select-mode .message-actions,
.multi-select-mode .swipes-container { display: none; }

/* ---------- 版本切换 ---------- */

.swipes-container {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.swipe-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    min-height: 0;
    padding: 0;
    border-radius: 50%;
    color: var(--color-text-secondary);
}
@media (pointer: coarse) {
    .swipe-btn { width: var(--tap-size); height: var(--tap-size); }
}
.swipe-btn .chev { margin: 0; }
.swipe-btn.swipe-left .chev { margin-left: 4px; }
.swipe-btn.swipe-right .chev { margin-right: 4px; }

.swipes-counter {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    min-width: 40px;
    text-align: center;
}

.streaming-indicator {
    display: inline-block;
    width: 0.5em;
    height: 1em;
    vertical-align: text-bottom;
    animation: blink 1s steps(1) infinite;
    background-color: var(--color-text);
    margin-left: 4px;
}
@keyframes blink { 50% { opacity: 0; } }

.streaming-status-above-swipes {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* ---------- 开始卡片 ---------- */

.message.start-game-card {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    background-color: var(--color-bg-secondary);
}
.message.start-game-card .message-header { justify-content: space-between; flex-wrap: nowrap; }
.btn-start-game-delete {
    flex: 0 0 auto;
    min-width: 32px;
    min-height: 32px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--color-text-secondary);
}
.btn-start-game-delete:hover { color: var(--color-danger); background: var(--color-bg-hover); }
.start-game-card-body {
    padding: var(--spacing-sm) 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}
.btn-start-game-send {
    min-width: 160px;
    max-width: 100%;
    min-height: 48px;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1em;
    border-radius: var(--border-radius);
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-on-primary);
    overflow-wrap: anywhere;
    white-space: normal;
}
.btn-start-game-send:hover { background-color: var(--color-primary-light); }
.start-game-hint { font-size: var(--font-size-xs); color: var(--color-text-muted); }

/* ---------- 重新生成提示 ---------- */

.reroll-hint {
    background-color: var(--color-danger-light);
    border: 1px solid var(--color-danger);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}
.reroll-hint-title { font-weight: 600; color: var(--color-danger); margin-bottom: var(--spacing-sm); }
.reroll-hint-reason {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    overflow-wrap: anywhere;
}
.reroll-hint-actions { display: flex; gap: var(--spacing-sm); flex-wrap: wrap; }

/* ---------- 暂存的插件操作 ---------- */

.pending-actions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
    font-weight: 600;
}
.pending-actions-list { display: flex; flex-direction: column; gap: 2px; }
.pending-action-item { display: flex; align-items: center; gap: 4px; line-height: 1.4; }
.pending-action-name { color: var(--color-text-secondary); flex-shrink: 0; }
.pending-action-desc { color: var(--color-text); flex: 1; overflow-wrap: anywhere; }
.pending-action-remove {
    min-width: 32px;
    min-height: 32px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--color-text-muted);
    padding: 0 4px;
}
.pending-action-remove:hover { color: var(--color-danger); }

/* ---------- 图表与网页片段 ---------- */

.message-content pre.mermaid,
.message-content .mermaid-diagram {
    background: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: 1em 0;
    overflow-x: auto;
    text-align: center;
}
.mermaid-rendered { background: transparent !important; }
.mermaid-rendered svg,
.message-content .mermaid-diagram svg,
.message-content pre.mermaid svg {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}
.mermaid-error {
    color: var(--color-danger);
    background: var(--color-danger-light);
    border: 1px solid var(--color-danger);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    text-align: center;
}

.html-render-container {
    margin: 1em 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--color-bg-secondary);
}
.html-render-loading {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}
.html-iframe-wrapper { position: relative; }
.html-render-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}
.html-render-label { font-size: var(--font-size-sm); color: var(--color-text-secondary); font-weight: 500; }
.html-render-actions { display: flex; gap: var(--spacing-xs); }
.html-action-btn { min-height: 32px; padding: 0 var(--spacing-sm); font-size: var(--font-size-xs); }
.html-render-iframe {
    width: 100%;
    border: 0;
    background: #ffffff;
    display: block;
    min-height: 200px;
}
.html-render-error {
    color: var(--color-danger);
    background: var(--color-danger-light);
    border: 1px solid var(--color-danger);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-md);
    text-align: center;
    margin: 1em 0;
}
.html-iframe-wrapper.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-popup);
    background: var(--color-bg);
    padding: var(--safe-top) var(--safe-right) var(--safe-bottom) var(--safe-left);
    display: flex;
    flex-direction: column;
}
.html-iframe-wrapper.fullscreen .html-render-iframe {
    flex: 1 1 auto;
    height: auto !important;
    max-height: none !important;
}