/* One messenger surface; platform palette, canvas and measured safe areas. */
.dm-layout{scroll-margin-top:calc(var(--ds-header-h,76px) + 16px)}
.dm #dm-back{display:none}
.dm{max-width:1320px;margin:auto;padding:0 24px calc(32px + var(--ds-app-nav-h,0px) + env(safe-area-inset-bottom));font-family:var(--ds-font,system-ui,sans-serif);color:var(--ds-text)}
.dm *{box-sizing:border-box}.dm [hidden]{display:none!important}.dm h2,.dm h3,.dm p{margin:0}.dm p{line-height:1.65}.dm-heading{display:flex;align-items:center;justify-content:space-between;gap:28px;margin-bottom:28px}.dm-heading-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}.dm-scope{font-size:12px;color:var(--ds-muted2)}
.dm button,.dm input,.dm textarea,.dm select{font:inherit;color:inherit;min-height:44px;max-width:100%;border:1px solid var(--ds-border);border-radius:12px;background:color-mix(in srgb,var(--ds-bg) 60%,transparent);padding:11px 14px}
.dm button{display:inline-flex;justify-content:center;align-items:center;gap:9px;font-size:13px;font-weight:650;cursor:pointer;transition:background .15s,border-color .15s}.dm button:hover{border-color:var(--ds-accent);background:color-mix(in srgb,var(--ds-accent) 10%,var(--ds-bg))}.dm button:disabled{opacity:.55;cursor:wait}.dm button.dm-primary{background:var(--ds-accent);border-color:var(--ds-accent);color:var(--ds-on-accent,#042322)}.dm button.dm-primary:hover{background:var(--ds-accent2,var(--ds-accent))}.dm :focus-visible{outline:3px solid var(--ds-accent);outline-offset:3px}.dm svg{width:20px;height:20px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.dm input,.dm select,.dm textarea{width:100%;min-width:0}.dm input::placeholder,.dm textarea::placeholder{color:var(--ds-muted)}
.dm-layout{display:grid;grid-template-columns:320px minmax(0,1fr);min-height:560px;height:min(720px,calc(100dvh - var(--ds-header-h,76px) - 215px));border:1px solid var(--ds-border);border-radius:24px;overflow:hidden;background:color-mix(in srgb,var(--ds-card) 94%,transparent);box-shadow:0 24px 70px #00000016}
.dm-sidebar{display:flex;flex-direction:column;min-height:0;min-width:0;padding:24px 16px 16px;border-right:1px solid var(--ds-border);background:color-mix(in srgb,var(--ds-bg) 32%,transparent)}.dm-sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:0 8px 18px;gap:12px}.dm-sidebar-head h2{font-size:17px;letter-spacing:-.02em}.dm-count{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;border-radius:8px;padding:0 6px;background:color-mix(in srgb,var(--ds-accent) 12%,transparent);color:var(--ds-accent);font-size:11px;flex-shrink:0}
.dm-tabs{display:grid;grid-template-columns:1fr 1fr;padding:4px;gap:4px;border:1px solid var(--ds-border);border-radius:14px;background:color-mix(in srgb,var(--ds-bg) 50%,transparent)}.dm-tabs button{border:0;background:transparent;padding:8px;min-width:0;color:var(--ds-muted2)}.dm-tabs button[aria-pressed=true]{background:color-mix(in srgb,var(--ds-accent) 16%,var(--ds-card));color:var(--ds-text)}.dm-search{position:relative;margin:16px 0 12px}.dm-search>svg{position:absolute;top:13px;left:12px;color:var(--ds-muted);pointer-events:none}.dm-search input{padding-left:40px;font-size:13px;min-height:46px}.dm-create-channel{width:100%;margin-bottom:12px;border-style:dashed!important;color:var(--ds-accent)!important}
.dm-sidebar nav{display:flex;flex-direction:column;gap:6px;flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:2px}.dm-chat{width:100%;text-align:left;justify-content:flex-start!important;gap:12px!important;padding:13px 10px!important;border-color:transparent!important;background:transparent!important;min-height:76px!important}.dm-chat:hover{background:color-mix(in srgb,var(--ds-accent) 7%,transparent)!important}.dm-chat[aria-current=true]{border-color:color-mix(in srgb,var(--ds-accent) 35%,transparent)!important;background:color-mix(in srgb,var(--ds-accent) 11%,transparent)!important}.dm-chat-copy{display:flex;flex-direction:column;gap:5px;flex:1;min-width:0}.dm-chat-copy strong{font-size:13px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.dm-chat-copy small{font-weight:400;color:var(--ds-muted);font-size:11px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.dm-avatar{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--ds-border);border-radius:14px;flex-shrink:0;overflow:hidden;background:color-mix(in srgb,var(--ds-accent) 10%,var(--ds-bg));color:var(--ds-accent)}.dm-avatar img{display:block;width:100%;height:100%;object-fit:cover}.dm-avatar.is-brand img{object-fit:contain;padding:5px}.dm-list-empty{padding:32px 12px;text-align:center;color:var(--ds-muted);font-size:13px}.dm-list-empty>svg{display:block;margin:0 auto 12px;width:30px;height:30px;color:var(--ds-accent)}.dm-list-empty p{margin-bottom:16px}.dm-sidebar-foot{display:flex;flex-direction:column;gap:8px;margin-top:16px;padding:14px 8px 0;border-top:1px solid var(--ds-border);font-size:11px;color:var(--ds-muted)}.dm-sidebar-foot a{color:var(--ds-muted2);text-decoration:none;min-height:32px;display:flex;align-items:center}.dm-sidebar-foot a:hover{text-decoration:underline}
.dm-conversation{min-width:0;min-height:0;display:flex;flex-direction:column;background:color-mix(in srgb,var(--ds-card) 60%,transparent)}.dm-thread-head{display:flex;align-items:center;gap:14px;padding:22px 26px;border-bottom:1px solid var(--ds-border);flex-shrink:0}.dm-thread-title{min-width:0;flex:1}.dm-thread-title h2{font-size:18px;letter-spacing:-.025em;overflow-wrap:anywhere}.dm-thread-title p{font-size:12px;color:var(--ds-muted);margin-top:5px}.dm-icon-button{padding:10px!important;width:44px;flex-shrink:0}.dm-icon-button[aria-pressed=true]{color:var(--ds-accent);background:color-mix(in srgb,var(--ds-accent) 15%,transparent)}
.dm-empty{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:36px 28px}.dm-empty-art{display:flex;justify-content:center;align-items:center;width:92px;height:92px;border-radius:30px;border:1px solid color-mix(in srgb,var(--ds-accent) 24%,transparent);background:radial-gradient(ellipse at 30% 20%,color-mix(in srgb,var(--ds-accent) 18%,transparent),transparent 75%);box-shadow:0 10px 45px color-mix(in srgb,var(--ds-accent) 7%,transparent);margin-bottom:22px;color:var(--ds-accent)}.dm-empty-art svg{width:42px;height:42px;stroke-width:1.25}.dm-empty-kicker{font-size:11px!important;letter-spacing:.09em;text-transform:uppercase;color:var(--ds-accent)!important;font-weight:650}.dm-empty h3{font-size:clamp(24px,3vw,32px);letter-spacing:-.04em;margin:12px 0}.dm-empty>p{max-width:44ch;font-size:14px;color:var(--ds-muted2)}.dm-empty-tags{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:24px}.dm-empty-tags span{border:1px solid var(--ds-border);border-radius:100px;padding:9px 12px;font-size:11px;color:var(--ds-muted2)}
.dm #dm-thread{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:20px 26px}.dm #dm-older{align-self:center;margin:12px 0 0;min-height:44px;font-size:12px}.dm-message{display:grid;grid-template-columns:32px minmax(0,1fr);gap:10px;max-width:86%;margin:0 auto 20px 0;overflow-wrap:anywhere}.dm-message.mine{margin-left:auto;margin-right:0}.dm-message .dm-avatar{width:32px;height:32px;border-radius:10px;margin-top:21px}.dm-message-meta{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-bottom:6px}.dm-message strong{font-size:12px;font-weight:600}.dm-message time{font-size:10px;color:var(--ds-muted)}.dm-bubble{border:1px solid var(--ds-border);border-radius:0 15px 15px 15px;padding:13px 16px;background:color-mix(in srgb,var(--ds-bg) 42%,var(--ds-card))}.mine .dm-bubble{border-color:color-mix(in srgb,var(--ds-accent) 27%,var(--ds-border));background:color-mix(in srgb,var(--ds-accent) 12%,var(--ds-card));border-radius:15px 0 15px 15px}.dm-bubble p{white-space:pre-wrap;font-size:14px}.dm-quote{border-left:2px solid var(--ds-accent);padding:3px 0 3px 10px;margin-bottom:10px;color:var(--ds-muted2);font-size:11px;white-space:pre-wrap}.dm-message footer{display:flex;justify-content:flex-end;gap:4px;margin-top:5px}.dm-message footer button{min-height:44px;width:44px;padding:8px;border-color:transparent;background:transparent}.dm-message footer svg{width:16px;height:16px}.dm-message.is-deleted .dm-bubble{opacity:.6}
.dm #dm-compose{padding:16px 26px 12px;border-top:1px solid var(--ds-border);flex-shrink:0}.dm-compose-field{display:flex;gap:12px;align-items:flex-end}.dm-compose-field textarea{resize:vertical;max-height:160px;min-height:54px;line-height:1.5}.dm-compose-field button{min-height:48px}.dm-compose-note{display:flex;justify-content:space-between;gap:14px;font-size:10px;color:var(--ds-muted);margin-top:10px}.dm-compose-note small:last-child{white-space:nowrap}.dm #dm-reply{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;border-left:3px solid var(--ds-accent);padding-left:12px;color:var(--ds-muted2);font-size:12px;overflow-wrap:anywhere}.dm-security{flex-shrink:0;padding:12px 26px;border-top:1px solid var(--ds-border);font-size:11px;color:var(--ds-muted)}.dm-security summary{cursor:pointer;min-height:24px;display:flex;align-items:center;gap:7px}.dm-security summary svg{width:14px;height:14px}.dm-security p{padding:8px 0;max-width:75ch}.dm-moderation{margin-top:20px;padding:16px 20px;border:1px solid var(--ds-border);border-radius:16px;color:var(--ds-muted2)}.dm-moderation summary{min-height:44px;cursor:pointer}.dm-report-card{padding:18px 0;border-top:1px solid var(--ds-border);overflow-wrap:anywhere}.dm-report-card p{white-space:pre-wrap;margin-bottom:10px}
.dm #dm-status{font-size:13px;line-height:1.5;padding:12px 16px;margin-bottom:16px;border:1px solid var(--ds-border);border-radius:12px;background:var(--ds-card)}.dm #dm-status:empty{display:none}.dm dialog{width:min(520px,calc(100vw - 32px));max-height:calc(100dvh - 48px);overflow:auto;padding:28px;border:1px solid var(--ds-border);border-radius:24px;background:var(--ds-card);color:var(--ds-text);box-shadow:0 30px 120px #0005}.dm dialog::backdrop{background:#020a15b3}.dm dialog h2{font-size:26px;letter-spacing:-.035em;margin:8px 0}.dm dialog p{color:var(--ds-muted2);font-size:13px}.dm dialog .dm-kicker{color:var(--ds-accent);font-size:11px;text-transform:uppercase;letter-spacing:.07em}.dm label:not(.dm-sr-only){display:block;margin:20px 0 8px;font-size:13px;font-weight:600}.dm-send{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}.dm-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
@media(max-width:900px){.dm-layout{grid-template-columns:270px minmax(0,1fr)}.dm-heading-actions .dm-scope{display:none}.dm-thread-head,.dm #dm-thread,.dm #dm-compose{padding-left:20px;padding-right:20px}}
@media(max-width:680px){.dm-heading{align-items:flex-start;gap:16px;flex-direction:column;margin-bottom:22px}.dm-heading-actions{justify-content:flex-start}.dm-heading-actions button{min-height:46px}.dm-layout{grid-template-columns:1fr;height:min(720px,calc(100dvh - var(--ds-header-h,76px) - var(--ds-app-nav-h,64px) - 36px));min-height:460px;border-radius:20px}.dm-sidebar{border-right:0;padding:20px 14px 14px}.dm-conversation{display:none}.dm.is-conversation .dm-sidebar{display:none}.dm.is-conversation .dm-conversation{display:flex}.dm #dm-back{display:inline-flex}.dm-thread-head{padding:16px 14px;gap:10px}.dm-thread-title h2{font-size:16px}.dm-thread-title p{font-size:11px}.dm-thread-head .dm-avatar{width:36px;height:36px;border-radius:11px}.dm #dm-thread{padding:20px 14px}.dm #dm-compose{padding:14px}.dm-compose-field{gap:8px}.dm-compose-field button span{display:none}.dm-compose-field button{width:46px;flex-shrink:0;padding:12px}.dm-compose-note{font-size:10px}.dm-compose-note small:first-child{max-width:36ch}.dm-security{padding:10px 14px}.dm-message{max-width:95%;grid-template-columns:26px minmax(0,1fr);gap:7px}.dm-message .dm-avatar{width:26px;height:26px;border-radius:8px}.dm-bubble{padding:12px}.dm-bubble p{font-size:13px}}
@media(prefers-reduced-motion:reduce){.dm button{transition:none}}