:root{--b1:#e3e5e8;--b2:#f2f3f5;--b3:#fff;--b4:#ebedef;--tx:#2e3338;--mu:#5c5e66;--ac:#5865f2;--ac2:#4752c4;--gr:#23a55a;--rd:#f23f43;--ye:#f0b232;--shadow:0 18px 60px rgba(21,24,40,.18);box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
:root[data-theme=dark]{--b1:#1e1f22;--b2:#2b2d31;--b3:#313338;--b4:#383a40;--tx:#dbdee1;--mu:#949ba4;--shadow:0 18px 60px rgba(0,0,0,.35)}
*{box-sizing:border-box}html,body{height:100%;margin:0;background:var(--b3);color:var(--tx);font:15px/1.45 "Hiragino Sans","Noto Sans JP",system-ui,-apple-system,sans-serif}button,input,textarea{font:inherit;color:inherit}button{border:0;cursor:pointer;background:none}a{color:inherit}[hidden]{display:none!important}#app{display:grid;grid-template-columns:72px 250px minmax(0,1fr);height:100%;min-height:0}.hidden{display:none!important}
#rail{background:var(--b1);display:flex;align-items:center;flex-direction:column;gap:9px;padding:12px 0;overflow-y:auto}.rail-btn{width:48px;height:48px;border-radius:17px;background:var(--b3);font-size:22px;transition:.15s}.rail-btn:hover,.rail-btn.active{background:var(--ac);color:#fff;border-radius:15px}.rail-sep{width:34px;border:0;border-top:2px solid var(--b4);margin:0}.server-wrap{position:relative}.server-delete{position:absolute;right:-5px;bottom:-5px;width:20px;height:20px;border-radius:50%;background:var(--rd);color:#fff;font-size:11px}
#side{background:var(--b2);display:flex;flex-direction:column;min-height:0;border-right:1px solid var(--b1)}#sh{height:52px;padding:14px;border-bottom:1px solid var(--b1);font-weight:750;display:flex;align-items:center;gap:8px}.brand-dot{width:24px;height:24px;border-radius:8px;vertical-align:middle}.side-scroll{flex:1;overflow:auto;padding:8px}.section-title{font-size:11px;font-weight:800;color:var(--mu);letter-spacing:.08em;margin:15px 5px 5px;text-transform:uppercase}.channel-btn,.dm-btn{display:flex;width:100%;align-items:center;gap:8px;text-align:left;padding:7px 9px;border-radius:6px;color:var(--mu);min-height:34px}.channel-btn:hover,.channel-btn.active,.dm-btn:hover,.dm-btn.active{background:var(--b4);color:var(--tx)}.channel-btn .channel-icon{width:18px;text-align:center;color:var(--mu)}.channel-btn .count{margin-left:auto;font-size:11px;color:var(--mu)}.dm-btn img{width:28px;height:28px}.dm-copy{min-width:0;flex:1}.dm-copy strong,.dm-copy span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dm-copy span{font-size:11px;color:var(--mu)}.availability{width:8px;height:8px;border-radius:50%;background:var(--gr);display:inline-block}.availability.off{background:#80848e}.side-footer{background:var(--b1);display:flex;align-items:center;gap:8px;padding:8px}.side-footer .name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;font-weight:650}.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800;flex:none;position:relative}.avatar.small{width:30px;height:30px;font-size:12px}.status-dot{position:absolute;right:-2px;bottom:-2px;width:11px;height:11px;border:2px solid var(--b2);border-radius:50%;background:#80848e}.status-dot.online{background:var(--gr)}.status-dot.idle{background:var(--ye)}.status-dot.dnd{background:var(--rd)}.status-dot.offline{background:#80848e}.avatar img{width:100%;height:100%;object-fit:cover;border-radius:inherit;display:block}.mini-btn{width:28px;height:28px;border-radius:5px}.mini-btn:hover{background:var(--b4)}
#main{display:flex;flex-direction:column;min-width:0;min-height:0}#hd{height:52px;display:flex;align-items:center;gap:9px;padding:0 16px;border-bottom:1px solid var(--b1);font-weight:750;flex:none}.hash{color:var(--mu);font-size:20px}.header-sub{font-size:12px;color:var(--mu);font-weight:400;margin-left:4px}.header-spacer{flex:1}.search{width:160px;background:var(--b1);border:0;border-radius:5px;padding:7px 9px;outline:none}.search:focus{box-shadow:0 0 0 2px rgba(88,101,242,.35)}.header-btn{padding:4px 7px;border-radius:5px;color:var(--mu)}.header-btn:hover{background:var(--b2);color:var(--tx)}#body{display:flex;flex:1;min-height:0}#chat{display:flex;flex:1;flex-direction:column;min-width:0;position:relative}#ms{flex:1;overflow-y:auto;padding:10px 0 16px}.empty{padding:48px 24px;color:var(--mu);text-align:center}.empty strong{display:block;color:var(--tx);font-size:18px;margin-bottom:6px}.m{display:flex;gap:13px;padding:3px 18px;margin-top:12px;position:relative}.m.compact{margin-top:0}.m:hover{background:rgba(127,127,127,.08)}.m-avatar{padding-top:1px}.m-body{min-width:0;flex:1}.m-head{display:flex;align-items:baseline;gap:7px}.m-head b{cursor:pointer}.m-head small{font-size:11px;color:var(--mu)}.m-text{white-space:pre-wrap;word-break:break-word}.m-text a{color:#00a8fc}.m-text code{padding:1px 4px;border-radius:3px;background:var(--b1)}.m-text blockquote{border-left:4px solid var(--b4);padding-left:8px;margin:2px 0}.edited{font-size:11px;color:var(--mu)}.message-tools{display:none;position:absolute;right:18px;top:-14px;border:1px solid var(--b1);border-radius:6px;background:var(--b2);box-shadow:0 4px 12px rgba(0,0,0,.08)}.m:hover .message-tools{display:flex}.message-tools button{padding:5px 7px}.message-tools button:hover{background:var(--b4)}.reactions{display:flex;gap:4px;flex-wrap:wrap;margin-top:4px}.reaction{background:var(--b2);border:1px solid transparent;border-radius:8px;padding:1px 8px;font-size:13px}.reaction:hover{border-color:var(--ac)}#mem{width:220px;background:var(--b2);padding:10px;overflow-y:auto}.member-group{font-size:11px;font-weight:800;color:var(--mu);letter-spacing:.05em;margin:10px 4px 5px}.member{display:flex;align-items:center;gap:9px;padding:5px;border-radius:5px;cursor:pointer}.member:hover{background:var(--b4)}.member .member-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.member .member-status{display:block;color:var(--mu);font-size:11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notice{margin:10px 16px 0;padding:9px 12px;border-radius:7px;background:rgba(88,101,242,.12);color:var(--tx);font-size:12px}.notice strong{color:var(--ac)}#typing{height:18px;padding:0 17px;color:var(--mu);font-size:12px}#rp{display:flex;justify-content:space-between;background:var(--b2);padding:6px 16px;font-size:12px;color:var(--mu)}#rp button{font-size:18px;line-height:1;color:var(--mu)}#composer{display:flex;gap:7px;align-items:flex-end;margin:0 16px 16px;padding:7px 9px;background:var(--b4);border-radius:9px}#message-input{flex:1;min-width:0;max-height:160px;resize:none;border:0;outline:none;background:transparent;padding:5px 0}#message-input::placeholder{color:var(--mu)}.icon-btn{width:32px;height:32px;border-radius:6px}.icon-btn:hover{background:var(--b1)}.send-btn,.primary-btn{border-radius:6px;padding:8px 12px;background:var(--ac);color:#fff;font-weight:700;text-decoration:none}.send-btn:hover,.primary-btn:hover{background:var(--ac2)}#emoji-picker{position:absolute;right:22px;bottom:74px;width:280px;padding:8px;border:1px solid var(--b1);border-radius:8px;background:var(--b2);box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(8,1fr);gap:2px}#emoji-picker button{font-size:20px;padding:4px;border-radius:5px}#emoji-picker button:hover{background:var(--b4)}
.overlay{position:fixed;inset:0;z-index:20;background:rgba(11,12,17,.64);display:grid;place-items:center;padding:20px}.card{width:min(420px,94vw);background:var(--b3);border-radius:14px;padding:24px;box-shadow:var(--shadow)}.login-card{display:flex;flex-direction:column;gap:12px}.login-card .logo{width:52px;height:52px}.login-card h1{font-size:23px;margin:2px 0 0}.login-card p{color:var(--mu);margin:0}.login-card small{font-size:11px;color:var(--mu)}.eyebrow{font-size:11px;letter-spacing:.13em;font-weight:800;color:var(--ac)}.modal-card h2{font-size:18px;margin:0 0 12px}.field-label{display:block;font-size:12px;color:var(--mu);margin:12px 0 5px}.field,.field-area{width:100%;border:0;border-radius:6px;background:var(--b1);padding:9px;color:var(--tx);outline:none}.field-area{min-height:80px;resize:vertical}.modal-actions{display:flex;gap:7px;justify-content:flex-end;margin-top:14px}.secondary-btn{border-radius:6px;padding:8px 12px;background:var(--b4)}#toast{position:fixed;left:50%;bottom:90px;z-index:40;transform:translateX(-50%);background:var(--b1);padding:9px 14px;border-radius:8px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.2s}#toast.show{opacity:1}
.overlay{position:fixed;inset:0;z-index:20;background:rgba(11,12,17,.64);display:grid;place-items:center;padding:20px}.card{width:min(420px,94vw);background:var(--b3);border-radius:14px;padding:24px;box-shadow:var(--shadow)}.login-card{display:flex;flex-direction:column;gap:12px}.login-card .logo{width:52px;height:52px}.login-card h1{font-size:23px;margin:2px 0 0}.login-card p{color:var(--mu);margin:0}.login-card small{font-size:11px;color:var(--mu)}#login-form{display:flex;flex-direction:column;gap:3px}.login-error{min-height:18px;color:var(--rd);font-size:12px}.eyebrow{font-size:11px;letter-spacing:.13em;font-weight:800;color:var(--ac)}.modal-card h2{font-size:18px;margin:0 0 12px}.field-label{display:block;font-size:12px;color:var(--mu);margin:12px 0 5px}.field,.field-area{width:100%;border:0;border-radius:6px;background:var(--b1);padding:9px;color:var(--tx);outline:none}.field-area{min-height:80px;resize:vertical}.modal-actions{display:flex;gap:7px;justify-content:flex-end;margin-top:14px}.secondary-btn{border-radius:6px;padding:8px 12px;background:var(--b4)}#toast{position:fixed;left:50%;bottom:90px;z-index:40;transform:translateX(-50%);background:var(--b1);padding:9px 14px;border-radius:8px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.2s}#toast.show{opacity:1}
@media(max-width:900px){#mem{display:none}.search{width:120px}}@media(max-width:680px){#app{grid-template-columns:56px minmax(0,1fr)}#side{display:none}.rail-btn{width:40px;height:40px;font-size:19px}.rail-sep{width:30px}#hd{padding:0 10px}.header-sub{display:none}.search{width:90px}.m{padding-left:10px;padding-right:10px}.message-tools{right:8px}.m:hover .message-tools{display:none}#composer{margin-left:9px;margin-right:9px}.notice{margin-left:9px;margin-right:9px}}
#vp{flex:none;background:var(--b1);padding:7px 10px;color:var(--gr);font-size:12px;border-top:1px solid var(--b1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#up{flex:none;background:var(--b1);display:flex;align-items:center;gap:8px;padding:8px 9px;border-top:1px solid rgba(0,0,0,.05);min-height:56px}#up .name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:650;cursor:pointer}#up .mini-btn{flex:none;width:28px;height:28px;border-radius:5px;display:grid;place-items:center}#up .mini-btn:hover{background:var(--b4)}#up .avatar{flex:none}#up .status-copy{min-width:0;flex:1;overflow:hidden}#up .status-copy .name{display:block}#up .status-copy small{display:block;color:var(--mu);font-size:11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#vp{flex:none;background:var(--b1);padding:7px 10px;color:var(--gr);font-size:12px;border-top:1px solid var(--b1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#up{flex:none;background:var(--b1);display:flex;align-items:center;gap:8px;padding:8px 9px;border-top:1px solid rgba(0,0,0,.05);min-height:56px}#up .name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:650;cursor:pointer}#up .mini-btn{flex:none;width:28px;height:28px;border-radius:5px;display:grid;place-items:center}#up .mini-btn:hover{background:var(--b4)}#up .avatar{flex:none}#up .status-copy{min-width:0;flex:1;overflow:hidden}#up .status-copy .name{display:block}#up .status-copy small{display:block;color:var(--mu);font-size:11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.date-divider{display:flex;align-items:center;gap:10px;margin:16px 16px 0;color:var(--mu);font-size:12px}.date-divider:before,.date-divider:after{content:"";flex:1;border-top:1px solid var(--b4)}
#app{grid-template-columns:72px 240px minmax(0,1fr)}#rail{gap:8px;padding:10px 0}#rail .rail-btn{width:48px;height:48px;border-radius:50%;background:var(--b3)}#rail .rail-btn:hover,#rail .rail-btn.active{border-radius:16px;background:var(--ac);color:#fff}#side{background:var(--b2)}#sh{height:48px;padding:14px;border-bottom:1px solid var(--b1)}#cl{padding:8px}.channel-btn{padding:6px 8px;border-radius:4px}.section-title{margin:14px 4px 4px}.member{padding:4px;border-radius:4px}.m{padding-left:16px;padding-right:16px}.m-avatar{width:40px;flex:none}.message-tools{right:16px}.message-tools button{padding:4px 7px}
@media(max-width:760px){#app{grid-template-columns:56px 150px minmax(0,1fr)}#side{display:flex}#rail .rail-btn{width:40px;height:40px}#mem{display:none}.search{width:90px}}

.voice-live{margin-left:auto;color:var(--gr);font-size:11px}.admin-tools{border-top:1px solid var(--b1);margin:14px 4px 0;padding-top:8px}.admin-tools button{display:block;width:100%;text-align:left;padding:6px 8px;border-radius:4px;color:var(--mu);font-size:12px}.admin-tools button:hover{background:var(--b4);color:var(--tx)}.voice-panel{padding:24px 18px}.voice-title{font-weight:800;font-size:18px}.voice-title span{font-size:12px;color:var(--mu);font-weight:400;margin-left:8px}.voice-help{color:var(--mu);font-size:13px}.voice-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-top:18px}.voice-tile{background:var(--b1);border-radius:8px;padding:18px 10px;display:flex;flex-direction:column;align-items:center;gap:6px}.voice-tile small{color:var(--mu)}.voice-avatar{width:64px;height:64px;font-size:24px}.voice-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.admin-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.danger-btn{border-radius:6px;padding:8px 12px;background:var(--rd);color:#fff;font-weight:700}
.channel-row{display:flex;align-items:center}.channel-row .channel-btn{flex:1}.channel-more{width:26px;color:var(--mu);font-size:18px;border-radius:4px}.channel-more:hover{background:var(--b4);color:var(--tx)}.unread-badge{margin-left:auto;min-width:18px;padding:1px 5px;border-radius:10px;background:var(--ac);color:#fff;font-size:10px;font-style:normal;text-align:center}.voice-member{padding-right:2px}.voice-member>button{margin-left:auto;color:var(--rd);font-size:18px}.attachment{display:flex;align-items:center;gap:8px;width:max-content;max-width:min(440px,100%);margin-top:7px;padding:8px 10px;border:1px solid var(--b1);border-radius:8px;background:var(--b2);text-decoration:none}.attachment small{color:var(--mu)}.image-attachment{display:block;padding:5px}.image-attachment img{display:block;max-width:min(360px,100%);max-height:260px;border-radius:5px}.image-attachment span{display:block;padding:4px;color:var(--mu);font-size:12px}.mention{padding:1px 3px;border-radius:3px;background:rgba(88,101,242,.2);color:var(--ac2);font-weight:700}.reply-quote{margin:3px 0;padding-left:8px;border-left:3px solid var(--ac);color:var(--mu);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pin-label{color:var(--ye);font-size:11px;font-weight:700;margin-bottom:2px}.inline-editor{flex:1}.inline-editor textarea{width:100%;min-height:70px;border:1px solid var(--ac);border-radius:6px;padding:8px;background:var(--b3);color:var(--tx);resize:vertical}.inline-editor>div{display:flex;align-items:center;gap:7px;margin-top:5px}.inline-editor small{color:var(--mu)}#mention-suggestions{position:absolute;z-index:12;bottom:72px;left:18px;width:min(280px,calc(100% - 36px));padding:5px;border:1px solid var(--b1);border-radius:8px;background:var(--b2);box-shadow:var(--shadow)}#mention-suggestions button{display:flex;align-items:center;gap:7px;width:100%;padding:6px;border-radius:5px;text-align:left}#mention-suggestions button:hover{background:var(--b4)}.avatar.tiny{width:22px;height:22px;font-size:10px}.mic-sensitivity{display:flex;align-items:center;gap:8px;margin-top:20px;color:var(--mu);font-size:13px}.mic-sensitivity input{accent-color:var(--ac);flex:1}.mic-sensitivity span{width:42px;text-align:right}.voice-tile small{color:var(--mu)}

/* DM list: keep the avatar, name and presence on a stable horizontal row. */
.dm-btn{font-style:normal;line-height:1.25;overflow:hidden}
.dm-btn .avatar{flex:0 0 30px}
.dm-btn .dm-copy{display:flex;flex-direction:column;justify-content:center;min-width:0;flex:1;overflow:hidden;font-style:normal}
.dm-btn .dm-copy strong{display:block;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-style:normal;font-weight:650;line-height:1.25}
.dm-btn .dm-copy span{display:block;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-style:normal;font-weight:400;line-height:1.2}
.dm-btn .unread-badge{flex:0 0 auto}

.m.pinned{box-shadow:inset 3px 0 var(--ac);background:rgba(88,101,242,.08)}
.m.mention-me{background:rgba(240,178,50,.12);box-shadow:inset 3px 0 var(--ye)}
.m-time{display:block;width:40px;font-size:10px;color:var(--mu);text-align:center;visibility:hidden;padding-top:4px}.m:hover .m-time{visibility:visible}
.m-head b[data-action],.m-avatar[data-action]{cursor:pointer}
.reaction.on{border-color:var(--ac);background:rgba(88,101,242,.2)}
.mention{background:rgba(88,101,242,.3)}
.m-text pre{background:var(--b1);padding:8px;border-radius:4px;margin:4px 0;overflow-x:auto}
.member.off{opacity:.45}
.unread-badge.mention{background:var(--rd)}
.vu{padding:2px 8px 2px 28px;font-size:13px;color:var(--mu);display:flex;align-items:center}.vu button{margin-left:auto;color:var(--rd);font-size:15px}
.mini-btn.red{color:var(--rd)}
.rail-badge{position:absolute;right:-4px;bottom:-4px;min-width:18px;padding:0 5px;border-radius:10px;background:var(--rd);color:#fff;font-size:10px;text-align:center}
#mention-suggestions button.on{background:var(--b4)}

/* 左下のユーザー欄を常に画面最下部に固定 + サイドバー幅の変更 */
#app{grid-template-columns:72px min(var(--side-w,240px),70vw) minmax(0,1fr);height:100%;overflow:hidden}
#side{position:relative;height:100%;min-height:0;overflow:hidden}
#cl{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;overflow:hidden}
#cl .side-scroll{flex:1 1 auto;min-height:0;overflow-y:auto}
#sh,#vp,#up{flex:none}
#up{margin-top:auto}
#side-resizer{position:absolute;top:0;right:-3px;width:6px;height:100%;cursor:col-resize;z-index:5}
#side-resizer:hover,#side-resizer:active{background:var(--ac);opacity:.5}
@media(max-width:760px){#app{grid-template-columns:56px min(var(--side-w,150px),70vw) minmax(0,1fr)}}

#up{flex-wrap:wrap}
.speaking{box-shadow:0 0 0 3px #23a55a,0 0 10px 3px rgba(35,165,90,.75)!important;transition:box-shadow .1s}
.avatar.tiny{width:22px;height:22px;min-width:22px;font-size:11px;flex:none}
.vu{gap:6px}.vu .vu-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.vu button{margin-left:0}
.video-tile{padding:0;overflow:hidden;cursor:pointer}.video-tile video{width:100%;display:block;background:#000;max-height:360px;object-fit:contain}.video-tile small{display:block;padding:4px 8px}
.video-tile.big{grid-column:1/-1}.video-tile.big video{max-height:70vh}
.avatar-edit{display:flex;align-items:center;gap:12px;margin-bottom:8px}
#cropper .card{display:flex;flex-direction:column;align-items:center;gap:10px}

.mention.me{background:rgba(250,168,26,.32);box-shadow:0 0 0 1px rgba(250,168,26,.5)}
.mention[data-action]{cursor:pointer}
#mention-suggestions button{display:flex;align-items:center;gap:8px;width:100%}
#mention-suggestions button small{margin-left:auto;color:var(--mu);font-size:11px}