.chat-item-wrap { position: relative; display: flex; align-items: center; border-radius: .9rem; }
.chat-item { min-width: 0; flex: 1; display: flex; gap: .75rem; align-items: center; padding: .75rem 2.45rem .75rem .35rem; border: 0; border-radius: .9rem; background: var(--color-transparent); color: inherit; text-align: left; cursor: pointer; }
.chat-item:hover, .chat-item[aria-current="true"] { background: var(--color-surface-raised); }
.unread-dot { width: .48rem; height: .48rem; flex: 0 0 .48rem; border-radius: 50%; background: transparent; }
.chat-item-wrap.unread .unread-dot { background: var(--color-accent-strong); box-shadow: 0 0 0 .18rem var(--color-surface-raised); }
.chat-item-wrap.unread .chat-item-title { font-weight: 850; }
.chat-item-wrap.unread .chat-item-meta { color: var(--color-text); font-weight: 650; }
.chat-pin { position: absolute; right: .55rem; width: 1.8rem; height: 1.8rem; border: 0; background: transparent; color: var(--color-accent-strong); font-size: 1rem; cursor: pointer; }
.chat-item-copy { min-width: 0; }
.chat-item-title { display: block; overflow: hidden; font-weight: 750; text-overflow: ellipsis; white-space: nowrap; }
.chat-item-meta { color: var(--color-text-muted); font-size: .78rem; }
.message-list { flex: 1; overflow: auto; padding: 1.25rem clamp(.75rem, 3vw, 2rem); scroll-behavior: smooth; }
.empty-state { height: 100%; display: grid; place-content: center; text-align: center; color: var(--color-text-muted); }
.empty-state span { font-size: 3rem; }
.message { max-width: min(45rem, 82%); margin: .9rem auto .9rem 0; }
.message.own { margin-right: 0; margin-left: auto; }
.message-author { display: flex; gap: .5rem; align-items: center; margin: 0 .5rem .25rem; color: var(--color-text-muted); font-size: .75rem; }
.message-bubble { padding: .75rem .9rem; border: 1px solid var(--color-border); border-radius: 1rem 1rem 1rem .3rem; background: var(--color-message-other); overflow-wrap: anywhere; }
.message.own .message-bubble { border-radius: 1rem 1rem .3rem 1rem; background: var(--color-message-own); }
.message-bubble p:last-child { margin-bottom: 0; }
.message-bubble a { color: var(--color-accent-strong); }
.message-bubble code { padding: .08rem .3rem; border-radius: .25rem; background: var(--color-surface); }
.message-bubble pre { overflow: auto; padding: .7rem; border-radius: .5rem; background: var(--color-surface); }
.message-meta { display: flex; gap: .4rem; justify-content: flex-end; margin-top: .35rem; color: var(--color-text-muted); font-size: .7rem; }
.message-tools { display: flex; gap: .25rem; margin-top: .25rem; opacity: 0; transition: opacity .15s; }
.message:hover .message-tools, .message:focus-within .message-tools { opacity: 1; }
.message-tools button, .reaction { border: 1px solid var(--color-border); border-radius: 999px; background: var(--color-surface-raised); color: var(--color-text-muted); cursor: pointer; }
.message-tools button { padding: .2rem .5rem; font-size: .72rem; }
.reactions { display: flex; gap: .25rem; flex-wrap: wrap; margin-top: .35rem; }
.reaction { padding: .15rem .45rem; color: var(--color-text); }
.deleted-message { color: var(--color-text-muted); font-style: italic; }
.reply-quote { margin-bottom: .5rem; padding-left: .55rem; border-left: 3px solid var(--color-accent); color: var(--color-text-muted); font-size: .8rem; }
.attachments { display: grid; gap: .35rem; margin-top: .6rem; }
.attachment { color: var(--color-accent-strong); }
.attachment-image { display: block; max-width: min(28rem, 100%); max-height: 28rem; border: 1px solid var(--color-border); border-radius: .7rem; object-fit: contain; }
.link-preview { display: grid; grid-template-columns: minmax(0, 7rem) 1fr; gap: .7rem; margin-top: .65rem; padding: .6rem; border: 1px solid var(--color-border); border-radius: .7rem; background: var(--color-surface); }
.link-preview:empty { display: none; }
.link-preview img { width: 100%; height: 5rem; border-radius: .45rem; object-fit: cover; }
.link-preview p { margin: .2rem 0; color: var(--color-text-muted); font-size: .8rem; }
.link-preview small { color: var(--color-accent); }
.typing-indicator { min-height: 1rem; margin: .15rem 0 0; color: var(--color-text-muted); font-size: .75rem; }
.composer { position: relative; display: grid; grid-template-columns: 1fr auto; gap: .65rem; padding: .8rem 1rem; border-top: 1px solid var(--color-border); background: var(--color-surface); }
.composer textarea { min-height: 2.75rem; max-height: 10rem; resize: none; padding: .7rem .85rem; border: 1px solid var(--color-border); border-radius: 1rem; background: var(--color-surface-raised); }
.composer-actions { display: flex; gap: .4rem; align-items: end; }
.reply-banner { grid-column: 1 / -1; padding: .5rem .75rem; border-left: 3px solid var(--color-accent); background: var(--color-surface-raised); color: var(--color-text-muted); }
.emoji-menu { position: absolute; right: 1rem; bottom: 4.8rem; max-width: 20rem; display: flex; flex-wrap: wrap; gap: .2rem; padding: .6rem; border: 1px solid var(--color-border); border-radius: .8rem; background: var(--color-surface-raised); box-shadow: 0 .8rem 2rem var(--color-shadow); }
.emoji-menu[hidden] { display: none; }
.emoji-menu button { border: 0; background: var(--color-transparent); font-size: 1.35rem; cursor: pointer; }