:root{--bg: #f7f6f2;--surface: #ffffff;--text: #1c1b19;--text-muted: #5f5c55;--border: #e3e0d8;--accent: #1f6feb;--accent-hover: #1858c4;--accent-text: #ffffff;--online: #188a4a;--on-online: #ffffff;--offline: #a8a49b;--danger: #d1242f;--on-danger: #ffffff;--focus: #1f6feb;--radius: 10px;--font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #141413;--surface: #1e1d1b;--text: #f2f0ea;--text-muted: #a8a49b;--border: #34322e;--accent: #4c8dff;--accent-hover: #6ea3ff;--accent-text: #0b1220;--online: #3fbf73;--on-online: #0b1220;--offline: #6b675f;--danger: #ff6b72;--on-danger: #0b1220;--focus: #6ea3ff;color-scheme:dark}}:root[data-theme=dark]{--bg: #141413;--surface: #1e1d1b;--text: #f2f0ea;--text-muted: #a8a49b;--border: #34322e;--accent: #4c8dff;--accent-hover: #6ea3ff;--accent-text: #0b1220;--online: #3fbf73;--on-online: #0b1220;--offline: #6b675f;--danger: 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12px;border-radius:999px;background:var(--bg);font-size:13px;color:var(--text-muted)}.chat-event.is-missed{color:var(--danger)}.msg{display:flex;flex-direction:column;align-items:flex-start;min-width:0;max-width:min(78%,560px)}.msg.is-mine{align-self:flex-end;align-items:flex-end}.msg.is-cont{margin-top:-6px}.bubble{max-width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:18px;background:var(--bg);line-height:1.4;white-space:pre-wrap;overflow-wrap:anywhere}.is-mine .bubble{border-color:transparent;background:var(--accent);color:var(--accent-text)}.bubble a{color:inherit;text-decoration:underline}.is-theirs .bubble-text a{color:var(--accent)}.is-sending .bubble{opacity:.7}.is-failed .bubble{border:1px dashed var(--danger);background:transparent;color:var(--text)}.msg-meta{margin:3px 6px 0;font-size:12px;color:var(--text-muted)}.msg-failed{font-size:13px;text-align:right;color:var(--danger)}.msg-action{display:inline-flex;align-items:center;min-height:32px;padding:0 4px;margin-left:4px;font-size:13px;color:var(--accent);text-decoration:underline}.link-card{display:flex;flex-direction:column;gap:2px;margin-top:8px;padding:8px 10px;border:1px solid var(--border);border-radius:12px;background:var(--surface);white-space:normal}.bubble a.link-card{color:var(--text);text-decoration:none}.link-site{font-size:12px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.link-title,.link-desc{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden}.link-title{font-size:15px;font-weight:600}.link-desc{font-size:13px;color:var(--text-muted)}.photo{display:block;max-width:100%;padding:0;overflow:hidden;border:1px solid var(--border);border-radius:14px;background:var(--bg)}button.photo{cursor:zoom-in}.photo img{display:block;width:100%;height:100%;object-fit:cover}.photo.is-pending img{opacity:.6}.photo.is-error{display:grid;place-items:center}.photo-fallback{padding:12px;font-size:13px;text-align:center;color:var(--text-muted)}.chat-jump{position:absolute;left:50%;bottom:12px;transform:translate(-50%);box-shadow:0 4px 16px #0000002e}.chat-locked{flex:none;margin:0;padding:14px 16px calc(14px + env(safe-area-inset-bottom));border-top:1px solid var(--border);text-align:center;color:var(--text-muted)}.composer{flex:none;padding:8px 12px calc(8px + env(safe-area-inset-bottom));border-top:1px solid var(--border);background:var(--surface)}.composer-row{display:flex;align-items:flex-end;gap:8px}.composer-btn,.composer-send{flex:none;width:44px;min-height:44px;padding:0;border-radius:50%}.composer-input{flex:1;min-width:0;min-height:44px;max-height:160px;padding:10px 16px;border:1px solid var(--border);border-radius:22px;background:var(--bg);color:var(--text);font:inherit;font-size:16px;line-height:1.4;resize:none;overflow-y:auto}.composer-input:focus{outline:2px solid var(--focus);outline-offset:-1px;border-color:transparent}.composer-extra{padding:0 4px 8px}.composer-extra .field-msg{min-height:0}.draft-photo{display:flex;align-items:center;gap:12px}.draft-photo img{width:56px;height:56px;object-fit:cover;border:1px solid var(--border);border-radius:10px}.draft-text{flex:1;min-width:0;font-size:14px;color:var(--text-muted)}.lightbox{max-width:calc(100vw - 16px);max-height:calc(100dvh - 16px);padding:0;overflow:visible;border:0;background:transparent}.lightbox[open]{display:flex;flex-direction:column;align-items:center;gap:12px}.lightbox img{display:block;width:auto;height:auto;max-width:calc(100vw - 32px);max-height:calc(100dvh - 96px);border-radius:8px;background:var(--surface)}.lightbox::backdrop{background:#000000d9}.lightbox-close{background:var(--surface)}.lightbox-error{margin:0;padding:24px;border-radius:12px;background:var(--surface);color:var(--text)}.act-row{display:flex;align-items:center;gap:14px;min-height:64px;padding:12px 20px}.act-icon{flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:color-mix(in srgb,var(--accent) 12%,var(--surface));color:var(--accent)}.act-icon.is-missed{background:color-mix(in srgb,var(--danger) 12%,var(--surface));color:var(--danger)}.act-body{flex:1;min-width:0;display:flex;flex-direction:column}.act-text{overflow-wrap:anywhere}.act-text strong{font-weight:600}.act-when{font-size:13px;color:var(--text-muted)}.act-dot{flex:none;width:9px;height:9px;border-radius:50%;background:var(--accent)}@media(max-width:1000px){.app-me{display:none}}@media(max-width:720px){.nav-label{display:none}.app-nav{gap:6px}.nav-item{justify-content:center;min-width:40px}.nav-item .badge{position:absolute;top:0;right:0;min-width:18px;height:18px;padding:0 5px;font-size:11px}.chat-page>.app-header{display:none}.chat{border:0}.chat-head{gap:10px;min-height:56px;padding:6px 12px 6px 8px}.chat-scroll{padding:10px 12px 12px}.msg{max-width:86%}.act-row{padding:12px 16px}}@media(max-width:420px){.btn-message{width:36px;padding:0}.btn-message .btn-label{display:none}}@media(max-width:380px){.chat-call{width:40px;padding:0}.chat-call-label{display:none}}@media(max-width:399px){.wordmark-text{display:none}}@media(max-height:520px){.chat-page>.app-header{display:none}.chat-head{min-height:48px;padding-top:4px;padding-bottom:4px}.chat-head .avatar-small{width:36px;height:36px;font-size:15px}}.msg-banner-region{position:fixed;top:calc(10px + env(safe-area-inset-top));left:50%;z-index:30;transform:translate(-50%);width:min(440px,calc(100vw - 24px));pointer-events:none}.msg-banner{display:flex;align-items:center;gap:4px;padding:6px;border:1px solid var(--border);border-radius:18px;background:var(--surface);color:var(--text);box-shadow:0 10px 30px #0000002e;pointer-events:auto;animation:banner-in .22s cubic-bezier(.2,.9,.3,1.2)}@keyframes banner-in{0%{opacity:0;transform:translateY(-24px)}}.msg-banner-open{flex:1;min-width:0;display:flex;align-items:center;gap:12px;min-height:52px;padding:4px 6px;border:0;border-radius:12px;background:none;color:inherit;font:inherit;text-align:left;cursor:pointer}.msg-banner-open:hover{background:color-mix(in srgb,var(--text) 5%,transparent)}.msg-banner-avatar{width:40px;height:40px;font-size:17px}.msg-banner-body{flex:1;min-width:0;display:flex;flex-direction:column}.msg-banner-top{display:flex;align-items:center;gap:8px;min-width:0}.msg-banner-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}.msg-banner-count{flex-shrink:0;background:var(--accent);color:var(--accent-text)}.msg-banner-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;color:var(--text-muted)}.msg-banner-close{flex:none;display:grid;place-items:center;width:40px;height:40px;border:0;border-radius:50%;background:none;color:var(--text-muted);cursor:pointer}.msg-banner-close:hover{background:color-mix(in srgb,var(--text) 6%,transparent);color:var(--text)}@media(prefers-reduced-motion:reduce){.msg-banner{animation:none}}@media(min-width:721px){.msg-banner-region{top:76px}}