:root{--bg: #111417;--surface: #1b2026;--text: #e8eaed;--muted: #97a0aa;--accent: #2e8b99;--ok: #5bc97f;--bad: #e46b6b;--radius: 12px;color-scheme:dark;--msg-font-size: .95rem;--msg-meta-font-size: .72rem;--bubble-padding: .55rem .8rem;--message-gap: .5rem}:root[data-text-size=condensed]{--msg-font-size: .85rem;--msg-meta-font-size: .66rem;--bubble-padding: .4rem .65rem;--message-gap: .3rem}:root[data-text-size=large]{--msg-font-size: 1.08rem;--msg-meta-font-size: .78rem;--bubble-padding: .7rem .95rem;--message-gap: .65rem}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.shell{max-width:34rem;margin:0 auto;padding:3rem 1.25rem}.lock-shell{max-width:20rem;margin:0 auto;height:100vh;height:100dvh;display:flex;flex-direction:column;justify-content:center;gap:1rem;padding:1.25rem}.lock-hint{text-align:center;color:var(--muted)}h1{margin:0;font-size:2rem;letter-spacing:-.02em}.tagline{margin:.25rem 0 2rem;color:var(--muted);font-size:.95rem}.status{padding:.75rem 1rem;border-radius:var(--radius);background:var(--surface);font-variant-numeric:tabular-nums}.status--ok{color:var(--ok)}.status--down{color:var(--bad)}.status--checking{color:var(--muted)}.note{margin-top:1.5rem;color:var(--muted);font-size:.85rem}.tabs{display:flex;gap:.5rem;margin-bottom:1.5rem}.tab{flex:1;padding:.6rem;border:1px solid var(--surface);border-radius:var(--radius);background:transparent;color:var(--muted);font:inherit}.tab--active{background:var(--surface);color:var(--text);border-color:var(--accent)}.auth-form{display:flex;flex-direction:column;gap:.9rem}.auth-form label{display:flex;flex-direction:column;gap:.35rem;font-size:.85rem;color:var(--muted)}.auth-form input{font:inherit;padding:.65rem .75rem;border-radius:var(--radius);border:1px solid var(--surface);background:var(--surface);color:var(--text)}.auth-form input:focus-visible{outline:2px solid var(--accent)}.auth-form button,.composer button,.chat-header__actions button{font:inherit;padding:.7rem 1rem;border-radius:var(--radius);border:none;background:var(--accent);color:#04181a;font-weight:600}.auth-form button:disabled,.composer button:disabled{opacity:.5}.form-error{color:var(--bad);font-size:.85rem;margin:0}.form-success{color:var(--ok);font-size:.85rem;margin:0}.settings-shell{max-width:34rem;margin:0 auto;padding:0 1.25rem 3rem;height:100vh;height:100dvh;overflow-y:auto}.settings-header{position:sticky;top:0;background:var(--bg);padding:1.25rem 0 1rem;display:flex;align-items:center;gap:1rem}.settings-header h1{margin:0;font-size:1.3rem}.settings-back{background:transparent;border:none;color:var(--muted);font:inherit;padding:.3rem 0}.settings-section{margin-top:1.75rem}.settings-section h2{margin:0 0 .7rem;font-size:.8rem;letter-spacing:.03em;text-transform:uppercase;color:var(--muted)}.settings-signed-in{margin:0;color:var(--text)}.settings-choices{display:flex;gap:.5rem;flex-wrap:wrap}.settings-choice{display:flex;align-items:center;gap:.4rem;padding:.55rem .9rem;border-radius:999px;border:1px solid #333a42;background:var(--surface);color:var(--text);font:inherit}.settings-choice--active{border-color:var(--accent);color:var(--accent)}.settings-choice__flag{font-size:1.1rem}.settings-preview{margin-top:.85rem;max-width:100%}.settings-hint{margin:.6rem 0 0;font-size:.8rem;color:var(--muted)}.settings-card{border:1px solid #333a42;border-radius:.9rem;padding:1rem 1.1rem 1.2rem;background:var(--surface)}.chat-shell{height:100vh;height:100dvh;display:flex;flex-direction:column;max-width:40rem;margin:0 auto}.chat-header{display:flex;align-items:center;justify-content:space-between;padding:.9rem 1.1rem;background:var(--surface);border-bottom:1px solid #262c33;flex-shrink:0;gap:.75rem}.chat-header>div{min-width:0}.chat-header strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-header__actions{display:flex;gap:.5rem;flex-shrink:0}.chat-header__actions button{background:transparent;border:1px solid #333a42;color:var(--text);font-weight:400;padding:.4rem .7rem;font-size:.85rem;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;white-space:nowrap}.conn{display:inline-block;margin-top:.15rem;font-size:.78rem;color:var(--muted)}.conn--open{color:var(--ok)}.conn--reconnecting,.conn--connecting{color:var(--accent)}.conn--closed{color:var(--bad)}.invite-banner{margin:0;padding:.6rem 1.1rem;background:#24303a;color:var(--text);font-size:.85rem;font-variant-numeric:tabular-nums}.upload-progress{padding:.6rem 1.1rem;background:#24303a}.upload-progress p{margin:0 0 .4rem;color:var(--text);font-size:.85rem;font-variant-numeric:tabular-nums}.upload-progress__track{height:4px;border-radius:999px;background:#ffffff1f;overflow:hidden}.upload-progress__fill{height:100%;background:var(--accent);transition:width .2s ease}.message-list,.settings-shell{scrollbar-width:thin;scrollbar-color:var(--muted) transparent}.message-list::-webkit-scrollbar,.settings-shell::-webkit-scrollbar{width:7px}.message-list::-webkit-scrollbar-track,.settings-shell::-webkit-scrollbar-track{background:transparent}.message-list::-webkit-scrollbar-thumb,.settings-shell::-webkit-scrollbar-thumb{background:var(--surface);border-radius:999px}.message-list:hover::-webkit-scrollbar-thumb,.settings-shell:hover::-webkit-scrollbar-thumb{background:var(--muted)}.message-list{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:var(--message-gap)}.bubble{align-self:flex-start;max-width:80%;background:var(--surface);border-radius:var(--radius);padding:var(--bubble-padding);font-size:var(--msg-font-size)}.bubble p{margin:0;overflow-wrap:break-word}.bubble--mine{align-self:flex-end;background:#1c3a42}.bubble__meta{display:block;margin-top:.2rem;font-size:var(--msg-meta-font-size);color:var(--muted);font-variant-numeric:tabular-nums}.bubble__quote{border-left:3px solid var(--accent);padding:.3rem .6rem;margin-bottom:.4rem;border-radius:.3rem;background:#00000026;color:var(--muted);font-size:.85em}.bubble__quote span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.composer-wrap{display:flex;flex-direction:column;background:var(--surface);border-top:1px solid #262c33;flex-shrink:0}.composer-preview{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.5rem 1rem 0;color:var(--muted);font-size:.85rem}.composer-preview span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.composer-preview button{flex-shrink:0;background:transparent;border:none;color:var(--muted);display:flex}.composer-preview--photos{align-items:flex-start}.composer-preview__thumbs{display:flex;gap:.4rem;flex-wrap:wrap}.composer-preview__thumbs img{width:3rem;height:3rem;object-fit:cover;border-radius:.4rem}.composer{display:flex;gap:.5rem;padding:.8rem 1rem calc(.8rem + env(safe-area-inset-bottom));background:transparent;flex-shrink:0}.composer input{flex:1;font:inherit;padding:.65rem .85rem;border-radius:999px;border:1px solid #333a42;background:var(--bg);color:var(--text)}.composer input:focus-visible{outline:2px solid var(--accent)}.composer button{flex-shrink:0;white-space:nowrap;border-radius:999px}.composer__photo{background:transparent;border:1px solid #333a42;border-radius:999px;width:2.6rem;height:2.6rem;flex-shrink:0;font-size:1.2rem;line-height:1;display:flex;align-items:center;justify-content:center}.composer__send{width:2.6rem;height:2.6rem;padding:0;display:flex;align-items:center;justify-content:center;color:#fff}.composer__photo:disabled{opacity:.5}.photo-grid{display:grid;gap:3px;border-radius:calc(var(--radius) - 4px);overflow:hidden;margin-bottom:.35rem}.photo-grid--1{grid-template-columns:1fr}.photo-grid--2{grid-template-columns:1fr 1fr}.photo-grid--3{grid-template-columns:1fr 1fr 1fr}.photo-grid__size{display:block;font-size:.75rem;color:var(--muted);margin-bottom:.35rem}.photo-grid__item{padding:0;border:none;background:#0c0f12;aspect-ratio:1;overflow:hidden}.photo-grid__item img{width:100%;height:100%;object-fit:cover;display:block}.viewer{position:fixed;inset:0;background:#06080af5;z-index:100;display:flex;flex-direction:column;touch-action:pan-y}.viewer__close{position:absolute;top:calc(.75rem + env(safe-area-inset-top));right:.75rem;z-index:1;width:2.4rem;height:2.4rem;border-radius:999px;border:none;background:#1b2026d9;color:var(--text);display:flex;align-items:center;justify-content:center}.photo-menu__backdrop{position:fixed;inset:0;z-index:110;display:flex;align-items:flex-end;background:#06080a80}.photo-menu{width:100%;background:var(--surface);border-radius:1rem 1rem 0 0;padding:.5rem;padding-bottom:calc(.5rem + env(safe-area-inset-bottom))}.photo-menu button{display:block;width:100%;text-align:left;padding:.9rem 1rem;background:transparent;border:none;color:var(--text);font:inherit;border-radius:.6rem}.photo-menu button:hover{background:var(--bg)}.viewer__download{position:absolute;top:calc(.75rem + env(safe-area-inset-top));right:3.55rem;z-index:1;width:2.4rem;height:2.4rem;border-radius:999px;border:none;background:#1b2026d9;color:var(--text);display:flex;align-items:center;justify-content:center}.viewer__count{position:absolute;top:calc(.9rem + env(safe-area-inset-top));left:.9rem;color:var(--muted);font-size:.85rem;font-variant-numeric:tabular-nums}.viewer__stage{flex:1;display:flex;align-items:center;justify-content:center;position:relative;min-height:0}.viewer__image{max-width:100%;max-height:100%;object-fit:contain}.viewer__loading,.viewer__error{color:var(--muted)}.viewer__nav{position:absolute;top:0;bottom:0;width:3.5rem;border:none;background:transparent;color:var(--text);display:flex;align-items:center;justify-content:center;opacity:.75}.viewer__nav svg{width:2rem;height:2rem}.viewer__nav--prev{left:0}.viewer__nav--next{right:0}