/* attachment_upload */
.attachment-uploader{display:grid;gap:8px}.attachment-input{position:absolute;width:1px;height:1px;padding:0;border:0;opacity:0;pointer-events:none}.attachment-drop{display:grid;justify-items:start;gap:2px;padding:0;border:0;background:transparent;color:var(--text-muted);text-align:left;cursor:pointer}.attachment-drop strong{color:var(--text);font-size:var(--font-size-md);line-height:1.4}.attachment-drop span{font-size:var(--font-size-sm);line-height:1.45}.attachment-uploader:focus-within .attachment-drop,.attachment-drop:hover{background:transparent;color:var(--brand)}.attachment-field-muted>span{color:var(--text-subtle)}.attachment-field-muted .attachment-uploader{gap:6px}.attachment-field-muted .attachment-drop{display:flex;align-items:center;justify-content:flex-start;gap:8px;padding:0;border:0;background:transparent;color:var(--text-subtle)}.attachment-field-muted .attachment-drop strong{flex:0 0 auto;color:var(--text-muted);font-size:var(--font-size-sm);font-weight:500}.attachment-field-muted .attachment-drop span{min-width:0;font-size:11px}.attachment-field-muted .attachment-uploader:focus-within .attachment-drop,.attachment-field-muted .attachment-drop:hover{background:transparent;color:var(--text-muted)}.attachment-upload-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 10px;color:var(--text-subtle);font-size:11px}.attachment-upload-toolbar[hidden],.attachment-upload-list[hidden]{display:none}.attachment-upload-insert{min-height:28px;padding:4px 9px;font-size:var(--font-size-sm);white-space:nowrap}.attachment-upload-list{display:grid;gap:6px;margin-top:2px}.attachment-upload-item{display:grid;gap:6px;min-width:0;padding:8px 10px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--bg)}.attachment-upload-head{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;min-width:0}.attachment-upload-name{min-width:0;overflow:hidden;color:var(--text);font-size:var(--font-size-sm);font-weight:500;text-overflow:ellipsis;white-space:nowrap}.attachment-upload-head-actions{display:flex;align-items:center;justify-content:flex-end;gap:6px;min-width:0}.attachment-upload-status{max-width:220px;color:var(--text-subtle);font-size:11px;line-height:1.4;text-align:right;overflow-wrap:anywhere}.attachment-upload-head-actions .attachment-upload-remove{display:grid;place-items:center;justify-self:auto;width:20px;min-width:20px;min-height:20px;padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-subtle);font-size:18px;line-height:1;box-shadow:none}.attachment-upload-remove:hover{background:var(--line-soft);color:var(--danger)}.attachment-upload-remove:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}.attachment-upload-progress{display:block;width:100%;height:4px;overflow:hidden;border-radius:4px;background:var(--line)}.attachment-upload-progress>span{display:block;width:0;height:100%;border-radius:inherit;background:var(--brand);transition:width .15s ease}.attachment-upload-item[data-state="success"] .attachment-upload-status{color:var(--success)}.attachment-upload-item[data-state="success"] .attachment-upload-progress{display:none}.attachment-upload-item[data-state="success"][data-markdown]{cursor:pointer;transition:border-color .15s,background .15s}.attachment-upload-item[data-state="success"][data-markdown]:hover{border-color:var(--brand);background:var(--brand-soft)}.attachment-upload-item[data-state="success"][data-markdown]:focus-visible{border-color:var(--brand);outline:2px solid var(--focus-ring);outline-offset:1px}.attachment-upload-item[data-state="error"] .attachment-upload-status{color:var(--danger)}.attachment-upload-item[data-state="error"] .attachment-upload-progress>span{background:var(--danger)}
.attachment-upload-settings{max-width:none;gap:12px}.attachment-upload-settings-section{display:grid;gap:10px;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.attachment-upload-settings-section>strong{font-size:12px}.attachment-upload-settings-section .grid{margin:0}.attachment-upload-settings-groups{display:grid;grid-template-columns:1fr;gap:10px}.attachment-upload-settings-groups .grid{grid-template-columns:minmax(90px,140px) minmax(0,1fr)}
@media(max-width:600px){.attachment-upload-settings-groups .grid{grid-template-columns:1fr}}
/* markdown_textarea */
.markdown-textarea[data-markdown-textarea]{display:flex;align-items:center;flex-wrap:wrap;gap:0;margin:0;padding:0;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg)}
.markdown-textarea[data-markdown-textarea] button{display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:28px;padding:0 7px;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font:600 13px/1 var(--font-sans,inherit);cursor:pointer}
.markdown-textarea[data-markdown-textarea] button[data-markdown-action=emoji]{font-size:16px}
.markdown-textarea-emoji-icon{display:block;transform:translateY(-1px)}
.markdown-textarea[data-markdown-textarea] button:hover{border-color:var(--line);background:var(--panel);color:var(--text)}
.markdown-textarea[data-markdown-textarea] button:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}
.markdown-textarea-dialog-field{display:grid;gap:5px;color:var(--text-muted);font-size:var(--font-size-sm)}
.markdown-textarea-dialog-field .prompt-input{box-sizing:border-box}
.markdown-textarea-emoji-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:4px}
.markdown-textarea-emoji-grid button{display:grid;place-items:center;min-width:0;height:36px;padding:0;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;font-size:20px;line-height:1;cursor:pointer}
.markdown-textarea-emoji-grid button:hover,.markdown-textarea-emoji-grid button:focus-visible{border-color:var(--line);background:var(--brand-soft);outline:0}
.markdown-table-wrap{box-sizing:border-box;width:100%;max-width:100%;overflow-x:auto;overflow-y:hidden;overscroll-behavior-inline:contain;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:var(--line) transparent;scrollbar-gutter:stable}
.markdown-table-wrap table{width:100%;min-width:0;table-layout:auto}
.markdown-table-wrap::-webkit-scrollbar{height:8px}
.markdown-table-wrap::-webkit-scrollbar-track{background:transparent}
.markdown-table-wrap::-webkit-scrollbar-thumb{border-radius:4px;background:var(--line)}
@media(max-width:720px){.markdown-table-wrap table{min-width:max-content}}
.form-panel .markdown-textarea-field{display:grid;row-gap:0;margin:0 0 8px}
.reply-panel .markdown-textarea-field{display:grid;row-gap:0;margin:0}
.markdown-textarea-field>span{margin-bottom:6px;color:var(--text-muted);font-size:var(--font-size-sm)}
.markdown-textarea-field>span>small{display:block}
.reply-panel .markdown-textarea-field>span{display:none}
.markdown-textarea-field>[data-markdown-textarea]{border-bottom:0;border-radius:var(--radius-sm) var(--radius-sm) 0 0;background:var(--bg)}
.markdown-textarea-field>textarea[name=body]{border-top:0;border-radius:0 0 var(--radius-sm) var(--radius-sm);background:var(--panel)}
.markdown-textarea-field:focus-within [data-markdown-textarea]{border-color:var(--brand)}
@media(max-width:480px){.markdown-textarea[data-markdown-textarea]{flex-wrap:nowrap;gap:0;padding:0;overflow-x:auto;scrollbar-width:none}.markdown-textarea[data-markdown-textarea]::-webkit-scrollbar{display:none}.markdown-textarea[data-markdown-textarea] button{flex:0 0 auto;min-width:28px;height:28px;padding:0 6px}}
/* mymsg */
/* 私信 Tab 自行渲染内容，隐藏官方遗留的空列表占位（:has 不支持时退化为隐藏该行） */
.mymsg-hidden-empty{display:none}
.empty-state:has(>.mymsg-hidden-empty){padding:0;border:0;background:none;min-height:0}
.post-list:has(>.empty-state>.mymsg-hidden-empty){display:none}
.mymsg-wrap{display:flex;flex-direction:column;gap:12px;margin:12px 0}
.mymsg-empty{display:flex;flex-direction:column;align-items:center;gap:6px;padding:38px 16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--text-muted);text-align:center}
.mymsg-empty p{font-size:var(--font-size-md);font-weight:600;color:var(--text)}
.mymsg-empty span{font-size:var(--font-size-sm)}
.mymsg-empty a{color:var(--brand)}
.mymsg-list{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:0 6px 18px var(--shadow-base);overflow:hidden}
.mymsg-thread{display:flex;align-items:center;gap:12px;padding:12px 14px;border-bottom:1px solid var(--line-soft);color:var(--text);transition:background var(--transition-normal)}
.mymsg-thread:last-child{border-bottom:0}
.mymsg-thread:hover{background:var(--bg);color:var(--text)}
.mymsg-thread.unread{background:var(--brand-soft)}
.mymsg-thread.unread .mymsg-thread-name{font-weight:700}
.mymsg-thread.unread .mymsg-thread-preview{color:var(--text)}
.mymsg-thread-avatar{flex:0 0 auto;display:block;line-height:0}
.mymsg-thread-avatar .avatar-img{width:40px;height:40px}
.mymsg-thread-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:4px}
.mymsg-thread-top{display:flex;align-items:baseline;min-width:0}
.mymsg-thread-name{font-size:var(--font-size-md);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mymsg-thread-time{flex:0 0 auto;margin-bottom:2px;font-size:var(--font-size-xs);color:var(--text-subtle)}
.mymsg-thread-preview{font-size:var(--font-size-sm);color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mymsg-thread-me{font-style:normal;color:var(--text-subtle)}
.mymsg-thread-meta{flex:0 0 auto;display:flex;flex-direction:column;align-items:flex-end;gap:5px}
.mymsg-thread-count{font-size:var(--font-size-xs);color:var(--text-subtle)}
.mymsg-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 6px;border-radius:999px;background:var(--danger);color:var(--inverse-text);font-size:var(--font-size-xxs);font-weight:700;line-height:1}
.mymsg-head{position:relative;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
.mymsg-back{position:relative;z-index:1;flex:0 0 auto;display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg);color:var(--text-muted);font-size:var(--font-size-sm)}
.mymsg-back:hover{border-color:var(--brand);color:var(--brand)}
.mymsg-head-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;gap:8px;max-width:calc(100% - 160px);min-width:0;color:var(--text);text-decoration:none}
.mymsg-head-center:hover{color:var(--brand)}
.mymsg-head-center .avatar-img{width:28px;height:28px;flex:0 0 auto}
.mymsg-head-name{flex:0 1 auto;font-size:var(--font-size-md);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mymsg-head-tip{position:relative;z-index:1;flex:0 0 auto;font-size:var(--font-size-xs);color:var(--text-subtle)}
.mymsg-stream{display:flex;flex-direction:column;gap:14px;max-height:60vh;overflow-y:auto;padding:14px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:0 6px 18px var(--shadow-base)}
.mymsg-day{align-self:center;padding:2px 10px;border-radius:999px;background:var(--bg);color:var(--text-subtle);font-size:var(--font-size-xs)}
.mymsg-msg{display:flex;gap:10px;max-width:82%}
.mymsg-msg.in{align-self:flex-start}
.mymsg-msg.out{align-self:flex-end;flex-direction:row-reverse}
.mymsg-msg-avatar{flex:0 0 auto;line-height:0}
.mymsg-msg-avatar .avatar-img{width:34px;height:34px}
.mymsg-msg-body{min-width:0;display:flex;flex-direction:column;gap:4px}
.mymsg-msg.out .mymsg-msg-body{align-items:flex-end}
.mymsg-msg-head{display:flex;align-items:baseline;gap:8px;font-size:var(--font-size-xs);color:var(--text-subtle)}
.mymsg-msg.out .mymsg-msg-head{flex-direction:row-reverse}
.mymsg-msg-name{font-weight:600;color:var(--text-muted)}
.mymsg-bubble{padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);font-size:var(--font-size-md);line-height:1.65;word-break:break-word;overflow-wrap:anywhere}
.mymsg-msg.in .mymsg-bubble{border-top-left-radius:var(--radius-sm)}
.mymsg-msg.out .mymsg-bubble{border-top-right-radius:var(--radius-sm);background:var(--brand-soft);border-color:color-mix(in srgb,var(--brand) 24%,transparent)}
.mymsg-bubble p+p{margin-top:6px}
.mymsg-bubble img{display:block;max-width:100%;height:auto;border-radius:var(--radius-sm)}
.mymsg-bubble blockquote{margin:0 0 6px;padding:4px 10px;border-left:3px solid var(--line);color:var(--text-muted)}
.mymsg-reply{display:flex;flex-direction:column;gap:8px;padding:14px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:0 8px 24px var(--shadow-base)}
.mymsg-reply textarea{line-height:1.6;resize:vertical}
.mymsg-reply textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus-ring)}
.mymsg-reply-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}
.mymsg-reply-status{font-size:var(--font-size-sm);color:var(--text-muted)}
.mymsg-reply-status.error{color:var(--danger)}
.mymsg-reply .btn-post{margin:0;padding:7px 16px}
.mymsg-reply-disabled{padding:14px;border:1px dashed var(--line);border-radius:var(--radius);background:var(--bg);color:var(--text-subtle);font-size:var(--font-size-sm);text-align:center}
/* 后台按维度分块设置（全局默认 + 用户组覆盖） */
.settings-form .settings-note{margin:0 0 16px;padding:10px 12px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--bg);color:var(--text-muted);font-size:var(--font-size-sm)}
.mymsg-dim{border:1px solid var(--line);border-radius:var(--radius);margin:0 0 14px;padding:12px 14px;background:var(--panel)}
.mymsg-dim legend{padding:0 8px;font-size:var(--font-size-md);font-weight:700;color:var(--text)}
.mymsg-dim-global{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.mymsg-gl-label{flex:0 0 auto;min-width:64px;font-size:var(--font-size-sm);color:var(--text-muted);font-weight:600}
.mymsg-dim-global input{width:120px}
.mymsg-dim-help{flex:1 1 240px;font-size:var(--font-size-xs);color:var(--text-subtle);line-height:1.5}
.mymsg-dim-groups{display:flex;align-items:flex-start;gap:10px;flex-wrap:wrap}
.mymsg-group-inputs{display:flex;flex-wrap:wrap;gap:8px;flex:1 1 auto}
.mymsg-gi{display:flex;flex-direction:column;gap:3px;min-width:96px}
.mymsg-gi-name{font-size:var(--font-size-xs);color:var(--text-muted)}
.mymsg-gi input{width:100%}
@media(max-width:640px){
.mymsg-msg{max-width:92%}
.mymsg-stream{max-height:none;padding:12px 10px}
.mymsg-head-tip,.mymsg-thread-count{display:none}
.mymsg-head-center .avatar-img{width:24px;height:24px}
.mymsg-head-center{gap:6px}
}
/* oauth_login */
.oauth-login-password-panel{display:none}.oauth-login-options{display:grid;width:min(100%,450px);gap:10px;margin:18px 0 0;padding:12px;border:1px solid var(--line);border-radius:6px;background:var(--panel)}.oauth-login-options-title{color:var(--text-subtle);font-size:var(--font-size-sm)}.oauth-login-options-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.oauth-login-option{display:flex;min-width:0;min-height:38px;padding:7px 8px;align-items:center;gap:7px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--text);font-size:var(--font-size-sm);font-weight:600}.oauth-login-option:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}.oauth-login-option-mark{display:grid;width:22px;height:22px;flex:0 0 22px;place-items:center;border:1px solid var(--line-soft);border-radius:5px;background:var(--panel);color:var(--text-muted);font-size:10px;font-weight:700;line-height:1}.oauth-login-option:hover .oauth-login-option-mark{border-color:var(--brand);color:var(--brand)}.oauth-login-option small{display:none}.oauth-login-profile-card{display:grid;gap:12px;margin-top:12px;padding:16px;border:1px solid var(--line);border-radius:8px;background:var(--panel)}.oauth-login-profile-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.oauth-login-apply-link{display:inline-block;width:max-content;max-width:100%;color:var(--brand);font-size:var(--font-size-sm)}.oauth-login-callbacks{display:grid;gap:8px}.oauth-login-callbacks code{display:block;overflow-wrap:anywhere;padding:8px 10px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--bg);color:var(--text-muted);font-size:var(--font-size-sm)}@media(max-width:360px){.oauth-login-options-list{grid-template-columns:1fr}}
/* telegram_bind */
.telegram-bind-section{margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.telegram-bind-section h2{margin:0 0 8px;color:var(--text);font-size:var(--font-size-lg);line-height:1.35}
.telegram-bind-help{margin:0 0 12px;color:var(--text-subtle);font-size:var(--font-size-sm);line-height:1.5}
.telegram-bind-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.telegram-bind-notify-toggle{display:flex;align-items:center;gap:8px;margin:10px 0 6px;color:var(--text);font-size:var(--font-size-sm);cursor:pointer}
.telegram-bind-notify-toggle input{accent-color:var(--brand)}
.telegram-bind-info{display:grid;gap:4px;color:var(--text-muted);font-size:var(--font-size-sm);line-height:1.4}
.telegram-bind-info small{color:var(--text-subtle);font-size:var(--font-size-xs)}
.telegram-bind-result{margin-top:12px;color:var(--text);font-size:var(--font-size-sm);line-height:1.5}
.telegram-bind-code{display:inline-block;margin:10px 0;padding:10px 16px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--brand);font-weight:700;font-size:var(--font-size-xl);letter-spacing:2px;user-select:all}
.telegram-bind-result p{margin:0 0 6px}
.telegram-bind-result .telegram-bind-help{margin:6px 0 0}
.telegram-bind-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:8px}
.telegram-bind-actions button{font-size:var(--font-size-sm)}
.telegram-bind-label{color:var(--text-subtle);font-size:var(--font-size-sm);white-space:nowrap}
.telegram-bind-actions select{padding:6px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--text);font-size:var(--font-size-sm)}
.telegram-bind-actions input[type="text"]{flex:1;min-width:180px;padding:6px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--text);font-size:var(--font-size-sm)}
/* video_player */
.bbs-video-wrap{
    margin:16px 0;
}
.bbs-video-player{
    width:100%;
    max-width:820px;
    border-radius:8px;
    background:#000000;
}
@media(max-width:768px){
    .bbs-video-player{
        max-width:100%;
    }
}