/* Standalone chat: the message feed owns scrolling, with a quiet site background. */
html[data-page="chat"],html[data-page="chat"] body{height:100%;width:100%;margin:0;padding:0;overflow:hidden}
.chat-page-shell{display:flex;flex-direction:column;width:100%;height:100vh;height:100dvh;margin:0;padding:0;box-sizing:border-box}
.chat-back{display:inline-grid;place-items:center;flex:none;width:36px;height:30px;padding:3px;border:0;border-radius:9px;background:transparent;color:var(--text);text-decoration:none}
.chat-back svg{width:22px;height:22px}
.chat-back:hover{border-color:var(--cyan);color:var(--cyan)}
.chat-back[dir="rtl"] svg{transform:rotate(180deg)}
.chat-main{display:flex;min-height:0;flex:1;width:100%;padding:0;margin:0}
#publicChat{display:flex;flex-direction:column;flex:1;min-height:0;min-width:0;overflow:hidden;border:0;border-radius:0;background:var(--surface);box-shadow:none}
.chat-heading{flex:none;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:max(10px,env(safe-area-inset-top)) max(22px,env(safe-area-inset-right)) 6px max(22px,env(safe-area-inset-left))}
.chat-group-identity{min-width:0;display:flex;align-items:center;gap:16px;flex:1}
.chat-group-photo{display:flex;flex-direction:column;align-items:center;gap:3px;flex:none}
.chat-heading-text{min-width:0;flex:1;text-align:start}
.chat-heading h1{font-size:clamp(18px,2vw,24px);margin:0 0 4px;line-height:1.5;overflow-wrap:anywhere}
.chat-heading p,.chat-public-note{color:var(--muted);font-size:13px;line-height:1.65;margin:0}
.chat-group-avatar,.chat-profile-avatar{position:relative;display:grid;place-items:center;flex:none;overflow:hidden;border:1px solid var(--line);border-radius:50%;background:linear-gradient(145deg,rgba(23,193,230,.16),rgba(120,65,236,.13));color:var(--cyan);isolation:isolate}
.chat-group-avatar{width:66px;height:66px;box-shadow:0 0 0 4px rgba(23,193,230,.045)}
.chat-group-avatar img,.chat-profile-avatar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;opacity:0}
.chat-group-avatar.has-image img,.chat-profile-avatar.has-image img{opacity:1}
.chat-avatar-fallback{display:grid;place-items:center;width:100%;height:100%;font-weight:700;font-size:13px;line-height:1;direction:auto}
.has-image .chat-avatar-fallback{visibility:hidden}
.chat-group-avatar svg{width:31px;height:31px}
.chat-profile-avatar{width:36px;height:36px}
.chat-connection{font-size:10px;line-height:1.5;display:inline-flex;align-items:center;gap:6px;margin-top:6px;color:var(--muted)}
.chat-connection::before{content:"";display:block;flex:none;width:6px;height:6px;border-radius:50%;background:var(--muted)}
.chat-connection[data-status="connected"]::before{background:#20bd91;box-shadow:0 0 8px rgba(32,189,145,.35)}
.chat-connection[data-status="error"]::before{background:#e9a44b}
.chat-menu-wrap{position:relative;flex:none;align-self:flex-start}
.chat-menu-button,.chat-dialog-close{width:38px;height:38px;display:grid;place-items:center;padding:7px;border:1px solid var(--line);border-radius:11px;background:var(--surface2);color:var(--text);cursor:pointer}
.chat-menu-button svg{width:22px;height:22px;stroke-width:3.5}
.chat-menu-button:hover,.chat-dialog-close:hover{color:var(--cyan);border-color:var(--cyan)}
.chat-menu{position:absolute;right:0;top:calc(100% + 7px);z-index:5;width:200px;padding:6px;border:1px solid var(--line);border-radius:13px;background:var(--bg2);box-shadow:0 12px 30px rgba(0,0,0,.22)}
.chat-menu-item{display:block;width:100%;padding:11px 12px;border:0;border-radius:8px;background:transparent;color:var(--text);text-align:start;text-decoration:none;font:inherit;font-size:13px;line-height:1.6;cursor:pointer}
.chat-menu-item:hover,.chat-menu-item:focus-visible{background:var(--surface2);color:var(--cyan)}
.chat-public-note{padding:0 22px 12px;border-bottom:1px solid var(--line);font-size:12px}
.chat-feed-wrap{position:relative;display:flex;flex:1 1 0;min-height:0;overflow:hidden}
.chat-feed{flex:1;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-gutter:stable;padding:18px 22px;outline-offset:-4px;scroll-behavior:auto;display:flex;flex-direction:column;align-items:flex-start;gap:14px;direction:ltr;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.chat-feed:focus-visible{outline:2px solid var(--cyan)}
.chat-feed-notice{position:absolute;inset:25% 16px auto;margin:0;text-align:center;color:var(--muted);font-size:14px;line-height:1.8;pointer-events:none}
.chat-message{flex:none;display:flex;align-items:flex-start;gap:9px;align-self:flex-start;max-width:min(85%,760px);min-width:0;direction:ltr;overflow-wrap:anywhere}
.chat-message.is-mine{align-self:flex-end;flex-direction:row-reverse}
.chat-bubble{min-width:0;padding:11px 15px 13px;border:1px solid var(--line);border-radius:4px 16px 16px;background:var(--surface2);text-align:start}
.chat-message.is-mine .chat-bubble{border-radius:16px 4px 16px 16px;background:linear-gradient(140deg,rgba(19,163,212,.11),rgba(111,79,224,.09)),var(--surface2)}
.chat-message-meta{display:flex;align-items:baseline;justify-content:space-between;gap:16px;color:var(--muted);font-size:11px;line-height:1.6;margin-bottom:6px}
.chat-author{font-size:13px;font-weight:700;color:var(--cyan);overflow-wrap:anywhere}
.chat-message-time{white-space:nowrap;flex:none;font-size:10px}
.chat-message-text{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;unicode-bidi:plaintext;color:var(--text);font-size:14px;line-height:1.9}
.chat-jump{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);z-index:2;padding:8px 14px;border:1px solid var(--cyan);border-radius:20px;background:var(--surface2);color:var(--cyan);font:inherit;font-size:12px;box-shadow:0 4px 16px rgba(0,0,0,.2);cursor:pointer}
.chat-read-status{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 18px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;line-height:1.5;flex:none}
.chat-retry{border:1px solid var(--line);border-radius:9px;padding:6px 10px;white-space:nowrap;background:var(--surface2);color:var(--cyan);font:inherit;cursor:pointer}
.chat-composer{position:relative;flex:none;padding:10px max(18px,env(safe-area-inset-right)) max(7px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));border-top:1px solid var(--line);background:var(--surface2)}
.chat-input-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.chat-compose-row{display:flex;direction:ltr;align-items:center;gap:5px;min-width:0;padding:5px 8px;border:1px solid var(--line);border-radius:32px;background:var(--surface);box-shadow:0 3px 14px rgba(0,0,0,.07)}
.chat-compose-row:focus-within{border-color:var(--cyan)}
.chat-input{display:block;min-width:0;flex:1;width:100%;height:46px;min-height:46px;max-height:90px;resize:none;padding:12px 8px;border:0;border-radius:0;background:transparent;color:var(--text);font:inherit;font-size:14px;line-height:22px;outline:none}
.chat-input::placeholder{color:var(--muted)}
.chat-input:focus{box-shadow:none}
.chat-send,.chat-login{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:9px 18px;border:1px solid var(--cyan);border-radius:12px;background:linear-gradient(130deg,rgba(40,120,255,.14),rgba(139,69,255,.12));color:var(--text);font:inherit;font-size:13px;font-weight:700;cursor:pointer;text-decoration:none;max-width:140px;text-align:center}
.chat-send{width:44px;height:44px;min-height:44px;padding:8px;border:0;border-radius:50%;background:transparent;color:var(--cyan);flex:none}
.chat-send svg{width:28px;height:28px;flex:none;color:currentColor}
.chat-send[data-sending="true"] svg{opacity:.55}
.chat-send:disabled,.chat-retry:disabled{opacity:.55;cursor:wait}
.chat-compose-help{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:5px;color:var(--muted);font-size:10px;line-height:1.7}
.chat-count{white-space:nowrap}
.chat-compose-status{color:var(--cyan);font-size:12px;line-height:1.7;margin:5px 0 0}
.chat-compose-status:empty{display:none}
.chat-compose-status.is-error{color:#ffc07a}
html[data-theme="light"] .chat-compose-status.is-error{color:#8c4014}
.chat-login-gate{display:grid;grid-template-columns:1fr auto;gap:4px 16px;align-items:center;padding:10px 12px;margin-top:10px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.chat-login-gate strong{font-size:13px;line-height:1.6}
.chat-login-gate p{font-size:12px;color:var(--muted);line-height:1.7;margin:0}
.chat-login-gate .chat-login{grid-column:2;grid-row:1 / 3;max-width:180px}
#publicChat [hidden]{display:none!important}
#publicChat button:focus-visible,#publicChat a:focus-visible,.chat-dialog button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.chat-modal-overlay{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(2,8,18,.7);backdrop-filter:blur(7px)}
.chat-modal-overlay[hidden]{display:none!important}
.chat-dialog{width:min(610px,100%);max-height:calc(100vh - 40px);max-height:calc(100dvh - 40px);overflow:auto;overscroll-behavior:contain;padding:25px;border:1px solid var(--line);border-radius:24px;background:var(--bg2);color:var(--text);box-shadow:var(--shadow);line-height:1.8;animation:chat-dialog-appear .18s ease-out}
.chat-dialog-heading{display:flex;align-items:center;gap:12px}
.chat-dialog-heading h2{flex:1;min-width:0;margin:0;font-size:23px}
.chat-dialog-icon{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;color:var(--cyan);flex:none}
.chat-dialog-icon svg,.chat-dialog-close svg{width:23px;height:23px}
.chat-dialog-content{margin-top:20px;color:var(--muted);font-size:14px;text-align:start;overflow-wrap:anywhere}
.chat-dialog-content h3{color:var(--text);margin:0;font-size:17px}
.chat-rules{margin:0;padding-inline-start:26px}
.chat-rules li{padding-inline-start:6px;margin-block:12px}
.chat-rules li::marker{color:var(--cyan);font-weight:700}
.chat-about-note{padding:12px 16px;border-inline-start:3px solid var(--cyan);border-radius:8px;background:var(--surface2)}
.chat-message-actions{display:flex;gap:3px;margin-top:7px;border-top:1px solid var(--line);padding-top:5px}
.chat-action,.chat-sticker-toggle,.chat-context-cancel,.chat-picker-close{display:inline-grid;place-items:center;flex:none;width:32px;height:32px;padding:6px;border:0;border-radius:9px;background:transparent;color:var(--muted);cursor:pointer}
.chat-action svg,.chat-sticker-toggle svg,.chat-context-cancel svg,.chat-picker-close svg{width:19px;height:19px}
.chat-action:hover,.chat-action:focus-visible,.chat-sticker-toggle:hover,.chat-context-cancel:hover,.chat-picker-close:hover{color:var(--cyan);background:var(--surface)}
.chat-remove:hover{color:#e17575}
.chat-sticker-toggle{width:44px;height:44px;min-height:44px;padding:8px;align-self:center;border:0;border-radius:50%;background:transparent;color:var(--text)}
.chat-sticker-toggle svg{width:28px;height:28px;stroke-width:1.8}
.chat-sticker-toggle:disabled{opacity:.45;cursor:default}
.chat-edited{color:var(--muted);font-size:10px}
.chat-deleted,.chat-sticker-unavailable{font-size:13px;font-style:italic;color:var(--muted);margin:8px 0;line-height:1.8}
.chat-message-sticker{display:block;max-width:100%;width:180px;height:auto;object-fit:contain;margin:4px auto}
.chat-reply-preview{display:flex;flex-direction:column;gap:3px;max-width:100%;width:100%;padding:7px 10px;margin:5px 0 9px;border:0;border-inline-start:3px solid var(--cyan);border-radius:7px;background:var(--surface);color:var(--muted);text-align:start;font:inherit;font-size:12px;cursor:pointer}
.chat-reply-preview strong{font-size:11px;color:var(--cyan)}
.chat-reply-preview span,.chat-context-summary{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap;overflow-wrap:anywhere;unicode-bidi:plaintext}
.chat-reaction-counts{display:flex;flex-wrap:wrap;gap:5px;margin-top:5px}
.chat-reaction-counts:empty{display:none}
.chat-reaction-chip{display:inline-flex;align-items:center;gap:4px;padding:4px 8px;border:1px solid var(--line);border-radius:16px;background:var(--surface);color:var(--text);font:inherit;font-size:12px;cursor:pointer}
.chat-reaction-chip[aria-pressed="true"],.chat-reaction-option[aria-pressed="true"]{border-color:var(--cyan);background:rgba(32,201,255,.13)}
.chat-reaction-picker{position:fixed;z-index:40;display:flex;flex-direction:column;gap:3px;width:52px;max-height:min(380px,70dvh);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;padding:5px;border:1px solid var(--line);border-radius:24px;background:var(--bg2);box-shadow:0 8px 30px rgba(0,0,0,.18);box-sizing:border-box}
.chat-reaction-option{flex:none;width:40px;height:40px;padding:3px;border:1px solid transparent;border-radius:50%;background:transparent;font-size:25px;cursor:pointer}
.chat-reaction-option:focus-visible{outline:2px solid var(--cyan);outline-offset:-2px}
.chat-person{position:relative;flex:none;align-self:flex-start}
.chat-presence-dot{position:absolute;z-index:2;bottom:0;right:-1px;width:11px;height:11px;border:2px solid var(--surface);border-radius:50%;background:#8a929f}
.chat-presence-dot[data-online="true"]{background:#20b981}
.chat-delivery{display:flex;align-items:center;justify-content:flex-end;gap:8px;margin-top:7px;color:var(--muted);font-size:10px;line-height:1.4;direction:ltr}
.chat-delivery svg{width:16px;height:16px;flex:none}
.chat-delivery-tick{display:inline-flex;color:#8a929f}
.chat-delivery-tick[data-seen="true"]{color:#178bdc}
.chat-compose-context{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px;padding:7px 10px;border-inline-start:3px solid var(--cyan);border-radius:8px;background:var(--surface);font-size:12px}
.chat-context-content{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}
.chat-context-content strong{font-size:11px;color:var(--cyan)}
.chat-context-summary{max-height:38px;color:var(--muted);line-height:1.6}
.chat-selected-sticker{width:56px;height:56px;object-fit:contain;align-self:flex-start}
.chat-sticker-picker{position:absolute;inset-inline:12px;bottom:calc(100% + 8px);z-index:10;max-height:min(390px,55dvh);display:flex;flex-direction:column;padding:12px;border:1px solid var(--line);border-radius:18px;background:var(--bg2);box-shadow:0 12px 38px rgba(0,0,0,.25)}
.chat-picker-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex:none}
.chat-picker-heading strong{font-size:14px}
.chat-sticker-hint{color:var(--muted);font-size:11px;margin:0 0 8px;flex:none}
.chat-sticker-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:6px;overflow-y:auto;min-height:0;overscroll-behavior:contain}
.chat-sticker-option{aspect-ratio:1;display:grid;place-items:center;padding:5px;border:1px solid transparent;border-radius:12px;background:transparent;cursor:pointer}
.chat-sticker-option:hover,.chat-sticker-option:focus-visible{border-color:var(--cyan);background:var(--surface)}
.chat-sticker-option img{display:block;width:100%;height:100%;max-height:100px;object-fit:contain}
.chat-dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.chat-dialog-actions button{min-height:42px;padding:8px 16px;border:1px solid var(--line);border-radius:11px;background:var(--surface);color:var(--text);font:inherit;font-size:13px;cursor:pointer}
.chat-dialog-actions .chat-delete-confirm{border-color:#a94b56;background:#a72b3e;color:#fff}
.chat-dialog-actions button:disabled{opacity:.5;cursor:wait}
.chat-back:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
@keyframes chat-dialog-appear{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:600px){
 .chat-heading{padding:max(8px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) 5px max(12px,env(safe-area-inset-left));gap:8px}
 .chat-group-identity{gap:10px}
 .chat-group-avatar{width:48px;height:48px}
 .chat-group-avatar svg{width:25px;height:25px}
 .chat-heading h1{font-size:17px}
 .chat-heading p{font-size:11px}
 .chat-connection{font-size:10px;margin-top:4px}
 .chat-menu-button{width:32px;height:36px;padding:5px}
 .chat-public-note{font-size:10px;padding:0 12px 8px}
 .chat-feed{padding:12px;gap:10px}
 .chat-message{max-width:96%;gap:6px}
 .chat-profile-avatar{width:29px;height:29px}
 .chat-avatar-fallback{font-size:10px}
 .chat-bubble{padding:8px 11px 10px}
 .chat-message-text{font-size:13px}
 .chat-message-meta{gap:9px;flex-wrap:wrap;margin-bottom:4px}
 .chat-author{font-size:12px}
 .chat-composer{padding:8px max(9px,env(safe-area-inset-right)) max(6px,env(safe-area-inset-bottom)) max(9px,env(safe-area-inset-left))}
 .chat-compose-row{gap:2px;padding:4px}
 .chat-input{padding-inline:4px;font-size:16px}
 .chat-message-sticker{width:150px}
 .chat-sticker-grid{grid-template-columns:repeat(auto-fill,minmax(62px,1fr))}
 .chat-sticker-picker{inset-inline:7px;padding:10px}
 .chat-compose-help>span:first-child{font-size:9px}
 .chat-login-gate{padding:8px;gap:4px 8px}
 .chat-login-gate p{font-size:11px}
 .chat-login-gate .chat-login{padding:7px 9px;font-size:11px;max-width:108px}
 .chat-modal-overlay{padding:12px}
 .chat-dialog{padding:17px;border-radius:20px;max-height:calc(100dvh - 24px)}
 .chat-dialog-heading{gap:9px}
 .chat-dialog-heading h2{font-size:20px}
}
@media(max-height:600px){
 .chat-heading{padding-block:6px}
 .chat-heading p,.chat-public-note,.chat-input-label,.chat-compose-help,.chat-login-gate p{display:none}
 .chat-heading h1{font-size:16px;margin:0}
 .chat-group-avatar{width:42px;height:42px}
 .chat-connection{margin-top:2px}
 .chat-composer{padding-block:6px}
 .chat-input{height:44px;min-height:44px;max-height:44px}
 .chat-login-gate{margin-top:5px;padding-block:5px}
 .chat-login-gate .chat-login{grid-row:1}
}
@media(prefers-reduced-motion:reduce){.chat-dialog{animation:none}}