#messenger{--chat-bg:#fff;--chat-ink:#182c44;--chat-line:#e1e8f0;--chat-soft:#f3f6fa;--chat-accent:#086bce;color:var(--chat-ink);font:14px/1.5 system-ui,sans-serif;position:relative;z-index:1500}
#messenger [hidden]{display:none!important}#messenger button,#messenger input,#messenger textarea{font:inherit;box-sizing:border-box}#messenger button{cursor:pointer}#messenger button:focus-visible,#messenger input:focus-visible,#messenger textarea:focus-visible{outline:3px solid #39a9ff;outline-offset:2px}#messenger button:disabled{opacity:.5;cursor:default}
#messenger .chat-launch{position:fixed;right:24px;bottom:calc(24px + env(safe-area-inset-bottom));width:60px;height:60px;border:0;border-radius:22px;background:var(--chat-accent);color:white;box-shadow:0 6px 26px #003b7950;display:grid;place-items:center;padding:0}
.chat-badge{position:absolute;right:-4px;top:-5px;background:#d52f4c;color:#fff;border:2px solid #fff;border-radius:20px;padding:1px 6px;font-size:11px}
.chat-panel{position:fixed;right:24px;bottom:calc(96px + env(safe-area-inset-bottom));width:min(780px,calc(100vw - 48px));height:min(640px,calc(100dvh - 125px));background:var(--chat-bg);border:1px solid var(--chat-line);border-radius:20px;box-shadow:0 14px 70px #102d4c40;display:flex;flex-direction:column;overflow:hidden}
.chat-top{background:#102f50;color:white;display:flex;align-items:center;gap:14px;padding:16px 20px}.chat-top>div{display:grid}.chat-top small{font-size:9px;letter-spacing:2px;color:#8fc3f4}.chat-top strong{font-size:19px}.chat-connection{margin-left:auto;font-size:11px;color:#bce2fc}#messenger .chat-close{background:transparent;border:0;color:white;font-size:27px;padding:0 6px}
.chat-body{display:flex;flex:1;min-height:0}.chat-sidebar{width:255px;flex-shrink:0;border-right:1px solid var(--chat-line);display:flex;flex-direction:column;min-height:0}.chat-sidebar nav{display:flex;padding:12px 10px;gap:5px}#messenger nav button{flex:1;border:0;border-radius:8px;padding:8px 3px;background:var(--chat-soft);color:var(--chat-ink);font-size:12px}#messenger nav button[aria-pressed=true]{background:var(--chat-accent);color:#fff}#messenger .chat-search{margin:0 12px 12px;width:calc(100% - 24px);border:1px solid var(--chat-line);border-radius:9px;padding:9px;background:var(--chat-soft);color:var(--chat-ink)}.chat-list{overflow:auto;flex:1;padding:0 8px 10px}
#messenger .chat-room,#messenger .chat-person{position:relative;display:grid;width:100%;text-align:left;background:transparent;color:var(--chat-ink);border:0;border-radius:10px;padding:12px;gap:4px;margin:3px 0}#messenger .chat-room:hover,#messenger .chat-room.selected,#messenger .chat-person:hover{background:var(--chat-soft)}.chat-room strong,.chat-room small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-right:20px}.chat-room small,.chat-person small{color:#738497;font-size:11px}.chat-count{position:absolute;right:8px;top:12px;border-radius:20px;background:var(--chat-accent);color:white;font-size:10px;padding:1px 5px}.chat-avatar{grid-row:1/3;width:35px;height:35px;border-radius:12px;background:#e2effb;display:grid;place-items:center;color:#155b99;font-size:12px}#messenger .chat-person{grid-template-columns:35px 1fr;column-gap:10px}.chat-person strong,.chat-person small{grid-column:2}.chat-status:before{content:'●';margin-right:4px;color:#8696a5}.chat-status.online:before{color:#15a979}.chat-status.away:before{color:#d99117}
.chat-conversation{min-width:0;flex:1;display:flex;flex-direction:column;background:var(--chat-soft);position:relative}.chat-room-head{display:flex;align-items:center;gap:8px;padding:15px;background:var(--chat-bg);border-bottom:1px solid var(--chat-line);min-height:54px;box-sizing:border-box}.chat-room-title{flex:1;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#messenger .chat-info,#messenger .chat-back,#messenger .chat-older{border:0;background:var(--chat-bg);color:var(--chat-accent);font-size:12px;padding:6px}#messenger .chat-back{display:none;font-size:24px}.chat-messages{flex:1;min-height:0;overflow:auto;padding:18px;overscroll-behavior:contain}.chat-empty{color:#738497;text-align:center;padding:30px 12px;font-size:12px}.chat-day{text-align:center;color:#7a8a9c;font-size:10px;margin:12px}.chat-message{display:flex;flex-direction:column;align-items:flex-start;margin:12px 0;gap:4px}.chat-message.mine{align-items:flex-end}#messenger .chat-sender{border:0;background:none;color:#687c91;font-size:11px;padding:0}.chat-bubble{background:var(--chat-bg);border:1px solid var(--chat-line);border-radius:3px 14px 14px;padding:9px 12px;max-width:85%;white-space:pre-wrap;overflow-wrap:anywhere}.mine .chat-bubble{background:var(--chat-accent);color:#fff;border-color:transparent;border-radius:14px 3px 14px 14px}.chat-message time{font-size:10px;color:#7a8a9c}.chat-compose{display:flex;gap:8px;padding:12px;background:var(--chat-bg);border-top:1px solid var(--chat-line)}#messenger .chat-compose textarea{flex:1;min-width:0;max-height:120px;resize:vertical;border:1px solid var(--chat-line);border-radius:10px;background:var(--chat-soft);color:var(--chat-ink);padding:10px}#messenger .chat-compose button,#messenger .chat-new>button,#messenger .chat-profile>button{border:0;border-radius:9px;background:var(--chat-accent);color:white;padding:9px 12px}.chat-error{margin:0;background:var(--chat-bg);color:#c43d52;font-size:12px;padding:0 14px}.chat-error:not(:empty){padding:10px 14px}.chat-profile{position:absolute;inset:54px 0 0;background:var(--chat-bg);padding:22px;z-index:2;overflow:auto}.chat-profile>button{margin:6px}.chat-new{padding:8px;display:grid;gap:10px}.chat-new>input{width:100%;padding:8px;border:1px solid var(--chat-line);border-radius:8px;background:var(--chat-bg);color:var(--chat-ink)}.chat-new label{display:flex;align-items:center;gap:8px}.chat-new label input{width:16px!important;height:16px}.chat-new p{font-size:12px;color:#738497}
@media(max-width:600px){#messenger .chat-launch{right:16px;bottom:calc(16px + env(safe-area-inset-bottom));width:54px;height:54px}.chat-panel{right:8px;bottom:calc(80px + env(safe-area-inset-bottom));width:calc(100vw - 16px);height:calc(100dvh - 104px);border-radius:16px}.chat-sidebar{width:100%;border:0}.chat-conversation{display:none}.chat-detail .chat-sidebar{display:none}.chat-detail .chat-conversation{display:flex}#messenger .chat-back{display:block}.chat-top{padding:12px 16px}.chat-compose{padding-bottom:max(12px,env(safe-area-inset-bottom))}#messenger .chat-compose textarea{font-size:16px}}
html[data-theme=dark] #messenger{--chat-bg:#14283b;--chat-ink:#e0ebf6;--chat-line:#2c445b;--chat-soft:#102133;--chat-accent:#1679da}
#messenger .chat-person{min-height:64px;isolation:isolate}
#messenger .chat-person-open{position:absolute;inset:0;width:100%;display:grid;align-content:center;gap:4px;padding:12px 12px 12px 57px;border:0;border-radius:10px;text-align:left;background:transparent;color:var(--chat-ink)}
#messenger .chat-person-open strong,#messenger .chat-person-open small{grid-column:auto;overflow-wrap:anywhere}
#messenger .chat-person .chat-avatar{position:relative;z-index:1;padding:0;border:1px solid #c7dff4;background:#e2effb;color:#155b99;border-radius:12px;font-size:12px}
#messenger .chat-person .chat-avatar:hover{background:#cce4fa;box-shadow:0 0 0 3px #1683dd20}
#messenger .chat-profile{position:fixed;inset:0;width:min(360px,calc(100vw - 32px));height:fit-content;max-height:calc(100dvh - 48px);margin:auto;padding:26px;border:1px solid var(--chat-line);border-radius:22px;background:var(--chat-bg);color:var(--chat-ink);box-shadow:0 24px 80px #061b4050;overflow:auto;overscroll-behavior:contain}
.chat-profile::backdrop{background:#071b385e;backdrop-filter:blur(4px)}
.chat-profile h3{font-size:21px;margin:0 0 18px;overflow-wrap:anywhere}.chat-profile p{font-size:13px;color:var(--muted,#738497);overflow-wrap:anywhere}.chat-profile>button{margin:14px 6px 0 0}
#messenger .chat-room-close,#messenger .chat-room-menu{flex-shrink:0;padding:4px 7px;border:0;background:transparent;color:var(--chat-ink);font-size:21px;line-height:1.3;min-width:32px;min-height:32px}
#messenger .chat-profile>.chat-delete{background:#b92b43;color:white}.chat-delete-error{color:#c43d52!important}
.chat-receipt{font-size:10px;color:#7a8a9c}.chat-receipt.seen{color:var(--chat-accent)}.chat-typing{flex-shrink:0;padding:5px 16px;color:var(--chat-accent);font-size:11px;min-height:26px;background:var(--chat-soft);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat-room-kind{display:inline-block;width:fit-content;max-width:100%;border-radius:5px;padding:1px 6px;font-size:10px;font-weight:700;line-height:1.6;white-space:nowrap;background:#e3efff;color:#185caa}
#messenger .chat-room.group-room{background:#f0faf6;box-shadow:inset 3px 0 #269274}#messenger .chat-room.group-room:hover,#messenger .chat-room.group-room.selected{background:#dff3e9}.group-room .chat-room-kind,.chat-group .chat-room-kind{background:#d5eee3;color:#16684f}.group-room .chat-count{background:#147556}
.chat-room-title{display:flex;flex-direction:column;align-items:flex-start;gap:2px;min-width:0}.chat-room-name{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-group .chat-conversation{--chat-accent:#147556}.chat-group .chat-room-head{background:#f0faf6;border-bottom-color:#c9e5d8}
html[data-theme=dark] #messenger .chat-room-kind{background:#1d3b60;color:#b1d2ff}html[data-theme=dark] #messenger .chat-room.group-room,html[data-theme=dark] .chat-group .chat-room-head{background:#173c35}html[data-theme=dark] #messenger .chat-room.group-room:hover,html[data-theme=dark] #messenger .chat-room.group-room.selected{background:#214e42}html[data-theme=dark] #messenger .group-room .chat-room-kind,html[data-theme=dark] #messenger .chat-group .chat-room-kind{background:#275b48;color:#b5f2d3}html[data-theme=dark] .chat-group .chat-conversation{--chat-accent:#218563}
#messenger .chat-person .chat-avatar{background:var(--person-color);color:#fff;border-color:transparent}#messenger .chat-person .chat-avatar:hover{background:var(--person-color);filter:brightness(1.1)}#messenger .chat-sender{display:inline-flex;align-items:center;gap:6px;max-width:100%;text-align:left}.chat-sender-avatar{display:grid;place-items:center;flex-shrink:0;width:24px;height:24px;border-radius:8px;background:var(--person-color);color:white;font-size:9px}.chat-sender-name{overflow-wrap:anywhere}.chat-group .chat-sender-name,.chat-personal-color{color:var(--person-color);font-weight:700}.chat-group .chat-message .chat-bubble{border-inline-start:3px solid var(--person-color)}.chat-group .chat-message:not(.mine) .chat-bubble{background:color-mix(in srgb,var(--person-color) 7%,var(--chat-bg))}html[data-theme=dark] .chat-group .chat-sender-name,html[data-theme=dark] .chat-personal-color{color:color-mix(in srgb,var(--person-color) 45%,white)}
.chat-self{padding:0 12px 12px;border-bottom:1px solid var(--chat-line);margin-bottom:8px;flex-shrink:0}#messenger .chat-self-card{display:grid;grid-template-columns:40px minmax(0,1fr);column-gap:10px;row-gap:2px;width:100%;padding:12px;text-align:left;border:1px solid var(--chat-line);background:var(--chat-soft);color:var(--chat-ink);border-radius:12px}.chat-self-avatar{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:var(--person-color);color:#fff;font-size:13px;flex-shrink:0}.chat-self-card>.chat-self-avatar{grid-row:1/4}.chat-self-card strong,.chat-self-card small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-self-label,.chat-self-edit{font-size:10px;color:var(--chat-accent)}.chat-self-card small{font-size:10px;color:var(--muted,#738497)}.chat-self-edit{grid-column:1/-1;margin-top:7px;font-weight:700}.chat-self-form{display:grid;gap:12px}.chat-self-form label{display:grid;gap:6px;font-weight:700}.chat-self-form input{min-width:0;border:1px solid var(--chat-line);border-radius:9px;padding:10px;color:var(--chat-ink);background:var(--chat-soft);font-size:16px!important}.chat-self-form small{font-size:11px;color:var(--muted,#738497)}.chat-self-preview{display:flex;align-items:center;gap:12px;padding:14px;border-radius:12px;background:var(--chat-soft);overflow-wrap:anywhere}.chat-self-preview strong{min-width:0}.chat-color-picker{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:8px}#messenger .chat-color-swatch{aspect-ratio:1;min-width:0;width:100%;padding:0;border:2px solid transparent;border-radius:50%;background:var(--person-color);color:white;font-size:14px}#messenger .chat-color-swatch[aria-pressed=true]{outline:2px solid var(--chat-ink);outline-offset:2px}.chat-self-form>.chat-current-color{margin:0;font-size:11px}.chat-self-form .chat-self-notice{margin:0;color:#c43d52;font-size:12px}#messenger .chat-self-form>button{border:0;border-radius:9px;background:var(--chat-accent);color:white;padding:9px 12px}
.chat-color-picker{grid-template-columns:repeat(4,minmax(0,1fr));justify-items:center;gap:10px}#messenger .chat-color-swatch{width:44px;height:44px}
.chat-profile-avatar{display:grid;place-items:center;width:72px;height:72px;margin:0 auto 14px;border-radius:23px;background:var(--person-color);color:#fff;font-size:25px;font-weight:700;box-shadow:0 6px 18px #102d4c14}.chat-profile .chat-profile-name{text-align:center;margin-bottom:22px}
.chat-message{position:relative}.chat-message:focus-visible{outline:2px solid var(--chat-accent);outline-offset:4px;border-radius:10px}#messenger .chat-message-actions{position:absolute;right:0;top:28px;padding:3px 6px;min-width:28px;min-height:28px;border:1px solid var(--chat-line);border-radius:7px;background:var(--chat-bg);color:var(--chat-ink);opacity:0}#messenger .mine .chat-message-actions{right:auto;left:0}#messenger .chat-message:hover .chat-message-actions,#messenger .chat-message:focus-within .chat-message-actions{opacity:1}.chat-message-menu{position:fixed;z-index:1601;min-width:190px;max-width:calc(100vw - 16px);padding:6px;border:1px solid var(--chat-line);border-radius:12px;box-shadow:0 10px 36px #102d4c35;background:var(--chat-bg);color:var(--chat-ink)}#messenger .chat-message-menu>button{display:block;width:100%;padding:11px 14px;border:0;border-radius:7px;background:transparent;color:var(--chat-ink);text-align:left;white-space:nowrap}#messenger .chat-message-menu>button:hover:not(:disabled){background:var(--chat-soft)}.chat-delete-preview{max-height:100px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;border-left:3px solid var(--chat-accent);padding:10px;background:var(--chat-soft);border-radius:7px}@media(hover:none),(max-width:600px){#messenger .chat-message-actions{opacity:1;min-width:32px;min-height:32px}}
.chat-room-row{position:relative}#messenger .chat-room-row .chat-room{padding-right:44px}.chat-room-row .chat-count{right:42px}#messenger .chat-room-options{position:absolute;right:7px;top:12px;min-width:28px;min-height:32px;padding:3px 6px;background:transparent;color:var(--chat-ink);border:0;border-radius:7px}#messenger .chat-room-options:hover{background:var(--chat-line)}