/* Position and surface adapt to each existing client; no extra app navigation. */
.ref-member-grid>.ref-info,.ref-member-grid>.ref-small{grid-column:1/-1;max-width:100%;min-width:0;line-height:1.6;overflow-wrap:anywhere}.ref-member-grid>.ref-small{justify-self:start;min-height:40px;white-space:normal}
:root[data-client-variant=telegram] .ref-folder{border-bottom:0;padding-bottom:14px}
:root[data-client-variant=telegram] .ref-folder[aria-selected=true]{border-bottom:0}
:root[data-client-variant=telegram] .ref-folder[aria-selected=true]::after{height:3px;left:12px;right:12px;bottom:0;background:var(--ref-accent);border-radius:3px 3px 0 0}
:root[data-client-variant] .ref-folder:focus-visible{outline:none;background-color:var(--ref-hover);color:var(--ref-accent-ink)}
:root[data-client-variant=telegram] .conversation-panel>.conversation-tools:not(#conversationPagination){display:block;padding:6px 12px 9px;background:var(--tg-toolbar)}
:root[data-client-variant] .search-field{background:var(--ref-bg);border:1px solid var(--ref-line);border-radius:9px;min-height:38px;gap:4px}
:root[data-client-variant] .search-field>span{display:flex;align-items:center}
:root[data-client-variant] .search-field>span svg{width:19px;height:19px}
:root[data-client-variant] .search-field input{min-height:36px;font-size:14px;min-width:0;color:var(--ref-text)}
.inline-search-clear{flex:none;width:30px!important;height:30px!important;padding:5px!important;color:var(--ref-secondary)}
.inline-search-clear svg{width:17px;height:17px}
.inline-search-results{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;background:var(--ref-panel);color:var(--ref-text);padding:8px 0}
.inline-search-group h2{font-size:12px;font-weight:600;color:var(--ref-secondary);padding:9px 16px;margin:0}
.inline-search-result{display:flex;width:100%;align-items:center;gap:12px;background:transparent;text-align:left;padding:10px 15px;color:var(--ref-text);border-radius:0}
.inline-search-result:hover{background:var(--ref-selected)}
.inline-search-copy{display:flex;min-width:0;flex:1;flex-direction:column;gap:5px}
.inline-search-copy strong,.inline-search-copy small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inline-search-copy strong{font-size:15px;font-weight:550}.inline-search-copy small{font-size:12px;color:var(--ref-secondary)}
.inline-search-pager{display:flex;justify-content:space-between;padding:6px 15px;gap:8px}.inline-search-pager button{background:var(--ref-bg);color:var(--ref-accent-ink);padding:8px 12px;border-radius:7px}
.inline-search-group>.ref-info,.inline-search-items>.ref-info{padding:7px 16px;font-size:13px;margin:0}
:root[data-client-variant=telegram] .telegram-archive-bar{display:flex;align-items:center;flex-shrink:0;background:var(--ref-panel);border-bottom:1px solid var(--ref-line)}
:root[data-client-variant=telegram] .telegram-archive-bar .telegram-archive-entry{flex:1;min-width:0;width:auto;border-bottom:0}
:root[data-client-variant=telegram] #archiveCollapseButton{flex:none;width:36px;height:36px;margin-right:9px;border-radius:50%;color:var(--ref-secondary)}
:root[data-client-variant=telegram] #archiveCollapseButton svg{width:20px;height:20px}
:root[data-client-variant=telegram] .telegram-archive-bar.is-compact .telegram-archive-entry{min-height:36px;height:36px;padding:4px 15px;gap:12px}
:root[data-client-variant=telegram] .telegram-archive-bar.is-compact .telegram-archive-icon{width:24px;height:24px;background:transparent}
:root[data-client-variant=telegram] .telegram-archive-bar.is-compact .telegram-archive-icon svg{width:20px;height:20px}
:root[data-client-variant=telegram] .telegram-archive-bar.is-compact .telegram-archive-copy strong{font-size:13px;font-weight:500}
:root[data-client-variant=telegram] .telegram-archive-bar.is-compact .telegram-archive-copy small{display:none}
.chat-position-actions{position:absolute;right:14px;z-index:24;display:flex;flex-direction:column;align-items:flex-end;gap:7px;pointer-events:none}
.chat-position-actions button{pointer-events:auto;min-height:40px;padding:8px 15px;border-radius:22px;background:var(--ref-panel);color:var(--ref-accent-ink);border:1px solid var(--ref-line);box-shadow:0 2px 9px #0002;font-size:13px;max-width:180px}
:root[data-client-variant=telegram] .chat-position-actions .latest-messages-button{background:var(--ref-accent);color:#fff;border-color:transparent}
:root[data-client-variant=wechat] .chat-position-actions .latest-messages-button{border-radius:7px;background:var(--ref-panel);color:var(--ref-accent-ink)}
.chat-position-actions .reading-return-button{font-size:12px;min-height:32px;padding:5px 12px}
.chat-panel[data-emoji-open] .chat-position-actions{visibility:hidden}
#loadNewerButton{display:block;margin:16px auto;background:var(--ref-panel);color:var(--ref-accent-ink);font-size:13px;padding:8px 14px;border-radius:16px}
:root[data-client-variant] .message-quote{display:block;text-align:left;max-width:100%;font:inherit;font-size:12px;color:var(--ref-secondary);white-space:normal}
.message-row.ref-highlight .message-bubble{box-shadow:0 0 0 3px var(--ref-focus),0 2px 8px #0001}
.emoji-panel{position:absolute;z-index:70;right:12px;width:min(382px,calc(100% - 24px));display:flex;flex-direction:column;overflow:hidden;background:var(--ref-panel);color:var(--ref-text);border:1px solid var(--ref-line);border-radius:14px;box-shadow:0 7px 28px #0003;overscroll-behavior:contain}
.emoji-wechat{border-radius:8px}.emoji-head{display:flex;align-items:center;justify-content:space-between;padding:4px 8px;flex:none;border-bottom:1px solid var(--ref-line)}
.emoji-head>.ref-icon{width:32px;height:32px}.emoji-head>.ref-icon svg{width:18px;height:18px}
.emoji-modes{display:flex;gap:4px}.emoji-mode{font-size:14px;padding:8px 12px;color:var(--ref-secondary);background:transparent;border-radius:6px}
.emoji-mode[aria-selected=true]{background:var(--ref-bg);color:var(--ref-accent-ink)}
.emoji-text-tools{display:flex;flex-direction:column;min-height:0;flex:1}.emoji-search{padding:7px 10px;flex:none}
.emoji-search input{width:100%;border:1px solid var(--ref-line);background:var(--ref-bg);color:var(--ref-text);font-size:14px;padding:7px 10px;border-radius:8px;min-height:34px}
.emoji-categories{display:flex;gap:4px;padding:0 8px 5px;overflow-x:auto;flex:none;scrollbar-width:thin}
.emoji-categories .ref-icon{width:36px;height:32px;flex:none;color:var(--ref-secondary);border-radius:7px;padding:6px}.emoji-categories svg{width:20px;height:20px}
.emoji-categories [aria-selected=true]{background:var(--ref-bg);color:var(--ref-accent-ink)}
.emoji-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:2px;overflow-y:auto;overscroll-behavior:contain;padding:3px 8px 8px;min-height:0;scrollbar-width:thin}
.emoji-choice{background:transparent;font-size:25px;line-height:1.25;min-height:39px;padding:4px 0;border-radius:7px;touch-action:manipulation;overflow:hidden}
.emoji-choice:hover{background:var(--ref-bg)}.emoji-grid>.ref-info{grid-column:1/-1;text-align:center;padding:16px}
.emoji-gif-pane{padding:8px 14px 14px}.emoji-gif-pane .ref-info{font-size:13px;padding:4px 0;line-height:1.6}.emoji-gif-pane .ref-primary{font-size:14px;padding:9px 14px;margin:5px 0}
.emoji-status{font-size:12px;color:var(--ref-secondary);padding:0 10px;margin:0;flex:none}.emoji-status:empty{display:none}
:root[data-client-variant] .settings-icon{width:28px;height:28px;min-width:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;padding:3px;flex:none}
:root[data-client-variant] .settings-icon svg{display:block;width:22px;height:22px;flex:none;stroke-width:1.8}
:root[data-client-variant=wechat] .settings-icon{background:var(--ref-bg);color:var(--ref-accent-ink)}
:root[data-client-variant=telegram] .settings-icon{background:transparent;color:var(--ref-secondary)}
:root[data-client-variant] .settings-chevron{display:flex;align-items:center;justify-content:center;width:16px;flex:none;color:var(--ref-secondary)}
:root[data-client-variant] .settings-chevron svg{width:15px;height:15px}
.settings-about-symbol svg{width:44px;height:44px}.telegram-drawer-item svg{width:24px;height:24px;stroke-width:1.8;flex:none}
.ref-row-after svg{width:16px;height:16px}
@media(max-width:520px){.emoji-panel{right:6px;width:calc(100% - 12px)}.emoji-choice{font-size:25px;min-height:37px}.chat-position-actions{right:10px}.chat-position-actions button{min-height:38px}}
@media(prefers-reduced-motion:reduce){.message-row.ref-highlight .message-bubble{animation:none}}

.product-business .ref-favorite{padding:16px;margin:12px 0}.product-business .ref-form{max-width:640px}.product-business .ref-favorite input[readonly]{width:100%;min-width:0}.product-business .ref-small{margin:6px 8px 6px 0}.product-packet{width:min(440px,calc(100vw - 24px));max-height:calc(100dvh - 24px);overflow:auto;border-radius:16px;padding:22px}.product-packet form{display:grid;gap:12px}.product-packet label{display:grid;gap:5px}.product-packet input,.product-packet select{font:inherit;padding:10px;min-width:0;width:100%}.product-packet button{font:inherit;padding:8px 14px;margin:6px 4px}.product-packet p{line-height:1.6}

/* CSS alone owns dialog entry. JS reveals are reserved for other surfaces.
   Closing/removing a surface stays synchronous. */
@keyframes ref-surface-in{from{opacity:.65;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
@keyframes ref-drawer-in{from{opacity:.8;transform:translateX(-24px)}to{opacity:1;transform:translateX(0)}}
:root[data-client-variant] dialog.ref-sheet[open]{animation:ref-surface-in 160ms cubic-bezier(.2,.7,.2,1)}
:root[data-client-variant] dialog.telegram-drawer[open]{animation-name:ref-drawer-in}
:root[data-client-variant] :is(button,a[href],summary,[role=button]):focus:not(:focus-visible),
:root[data-client-variant][data-ref-input=pointer] :is(button,a[href],summary,[role=button]):focus{outline:none}
:root[data-client-variant] :is(button,a[href],summary,[role=button]):focus-visible{outline:none;background-color:var(--ref-hover);color:var(--ref-accent-ink)}
/* Feedback never moves controls or fades a whole theme during preference save. */
:root[data-client-variant] :is(button,[role=button]){transition:opacity 90ms ease-out}
@media(hover:hover) and (pointer:fine){:root[data-client-variant] :is(button,[role=button]):hover:not(:disabled):not([aria-disabled=true]){filter:brightness(.97)}}
:root[data-client-variant] :is(button,[role=button]):active:not(:disabled):not([aria-disabled=true]){filter:brightness(.93);opacity:.88}
:root[data-client-variant] button[aria-busy=true]{cursor:progress;opacity:.65}
:root[data-client-variant] .chat-position-actions .latest-messages-button{width:44px;height:44px;min-width:44px;min-height:44px;max-width:44px;padding:0;font-size:26px;line-height:1;border-radius:50%}
@media(prefers-reduced-motion:reduce){:root[data-client-variant] *, :root[data-client-variant] *::before,:root[data-client-variant] *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* A saving switch remains readable and locked against a second submission. */
:root[data-client-variant] .settings-switch[data-saving=true]:disabled{opacity:1;cursor:progress}
:root[data-client-variant] .settings-switch[data-saving=true] .settings-switch-track{opacity:.65}

.product-packet-message{display:flex;flex-direction:column;gap:8px;min-width:200px;max-width:290px;width:100%;padding:16px;text-align:left;background:#c75d38;color:#fff5e6;border:0;border-radius:7px;cursor:pointer;font:inherit;box-shadow:none}
.product-packet-message strong{font-size:16px;font-weight:600}.product-packet-message span{font-size:13px;line-height:1.5}.product-packet-message small{border-top:1px solid #ffffff30;padding-top:8px;font-size:12px;opacity:.88}
:root[data-client-variant=telegram] .product-packet-message{border-radius:12px;background:#b75a32}
.product-packet-message:focus-visible{outline:none;filter:brightness(1.08)}

/* The card owns the same action; retain the plugin slot as a fallback. */
.message-row:has(.product-packet-message) .product-packet-action-fallback{display:none}
/* Bounded media and group controls also work when the wallet plugin is absent. */
.ref-media-message{display:flex;flex-direction:column;gap:8px;align-items:flex-start;max-width:280px;white-space:normal}.ref-inline-image{display:block;max-width:100%;max-height:230px;object-fit:contain;border-radius:5px}.avatar>img,.ref-avatar>img{width:100%;height:100%;object-fit:cover;border-radius:inherit}.group-grant{display:flex;align-items:center;gap:12px;min-height:44px;padding:8px 0}.group-grant input{width:18px;height:18px;accent-color:var(--ref-accent)}.ref-row[aria-pressed=true]{background:var(--ref-selected);color:var(--ref-accent-ink)}.ref-row[aria-pressed=true]:after{content:'✓';margin-left:auto}.ref-mentioned .message-meta:before{content:'提到了你';color:var(--ref-accent-ink);font-size:12px;margin-right:6px}.message-avatar[role=button]{cursor:pointer}.message-avatar[role=button]:focus-visible{outline:2px solid var(--ref-focus);outline-offset:2px}#referenceMention{font-size:22px;font-weight:500}

/* Image bubbles use the native client shape and one image surface. */
:root[data-client-variant] .ref-media-message[data-mime^="image/"]{display:block;padding:0;min-inline-size:68px;max-inline-size:100%;border:0;background:transparent;border-radius:6px;overflow:hidden;box-shadow:none}
:root[data-client-variant] .ref-media-message[data-mime^="image/"]>.ref-media-caption[hidden]{display:none}
:root[data-client-variant] .ref-inline-image{display:block;max-inline-size:min(320px,100%);max-block-size:360px;inline-size:auto;block-size:auto;object-fit:contain;border-radius:6px;margin:0}
:root[data-client-variant] .message-bubble:has(.ref-media-message[data-mime^="image/"]){padding:4px;border-radius:7px}
.ref-photo-original{display:flex;align-items:center;gap:8px;font-size:14px;margin:10px 0}.ref-photo-original input{inline-size:18px;block-size:18px}

.ref-member-profile{display:flex;flex-direction:column;align-items:center;gap:12px;padding:24px 16px;margin-bottom:18px;border-radius:8px;background:var(--ref-panel);border:1px solid var(--ref-line)}.ref-member-profile .ref-avatar{inline-size:80px;block-size:80px;border-radius:10px}.ref-member-profile h2{font-size:22px;margin:0;text-align:center;overflow-wrap:anywhere}.ref-member-role{font-size:13px;color:var(--ref-accent-ink);background:var(--ref-selected);padding:4px 12px;border-radius:5px}.ref-member-profile .ref-info{margin:0}

/* Image messages are a media surface in both structures, without text-bubble framing. */
:root[data-client-variant] .message-bubble:has(.ref-media-message[data-attachment-kind="image"]){background:transparent!important;padding:0;border:0;box-shadow:none;border-radius:6px;overflow:visible}
:root[data-client-variant] .message-bubble:has(.ref-media-message[data-attachment-kind="image"])::before,:root[data-client-variant] .message-bubble:has(.ref-media-message[data-attachment-kind="image"])::after{display:none}
:root[data-client-variant] .ref-media-message[data-attachment-kind="image"]{display:block;background:transparent!important;padding:0;border:0;box-shadow:none;gap:0;border-radius:6px;overflow:hidden}
:root[data-client-variant] .ref-media-message[data-attachment-kind="image"] .ref-media-caption[hidden]{display:none!important}
#voiceHold,#referenceVoice{touch-action:none;-webkit-touch-callout:none;user-select:none}