:root{--font: -apple-system, BlinkMacSystemFont, "Segoe UI Variable Text", "Segoe UI", system-ui, Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;--radius-xs: 6px;--radius-sm: 10px;--radius: 14px;--radius-lg: 18px;--radius-xl: 26px;--radius-pill: 999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--tap: 44px;--header-height: 60px;--transition: .15s cubic-bezier(.32, .72, 0, 1);--spring: .38s cubic-bezier(.22, 1, .36, 1);--text-xs: .6875rem;--text-sm: .8125rem;--text-base: .9375rem;--text-lg: 1.0625rem;--text-xl: 1.3125rem}:root[data-theme=light]{--bg: #f6f6f8;--bg-raised: #ffffff;--bg-sunken: #ececed;--bg-inset: #f0f0f2;--bg-hover: rgba(16, 16, 20, .045);--bg-active: rgba(16, 16, 20, .075);--text: #14141a;--text-muted: #5f6069;--text-faint: #8e8f99;--border: rgba(16, 16, 24, .09);--border-strong: rgba(16, 16, 24, .16);--accent: #5b4ce0;--accent-hover: #6a5ce8;--accent-text: #ffffff;--accent-soft: #eceafd;--accent-ring: rgba(91, 76, 224, .28);--bubble-me: linear-gradient(180deg, #6355e6 0%, #5544d8 100%);--bubble-me-text: #ffffff;--bubble-me-link: #dcd8ff;--bubble-them: #ffffff;--bubble-them-text: #14141a;--bubble-them-border: rgba(16, 16, 24, .07);--danger: #c02a21;--danger-soft: #fdeceb;--warning: #8a5a00;--success: #157a41;--shadow-sm: 0 1px 2px rgba(16, 16, 24, .06);--shadow: 0 1px 2px rgba(16, 16, 24, .07), 0 6px 16px -4px rgba(16, 16, 24, .09);--shadow-lg: 0 2px 4px rgba(16, 16, 24, .06), 0 16px 40px -8px rgba(16, 16, 24, .18);--shadow-bubble: 0 1px 1px rgba(16, 16, 24, .05);--overlay: rgba(20, 20, 26, .38);--scrim-blur: saturate(180%) blur(20px);--glass: rgba(255, 255, 255, .78);--mark-bg: #ffe9a3;--mark-text: #4a3600;--scrollbar-thumb: rgba(16, 16, 24, .22);--scrollbar-thumb-hover: rgba(16, 16, 24, .36);color-scheme:light}:root[data-theme=dark]{--bg: #131317;--bg-raised: #1c1c21;--bg-sunken: #0e0e11;--bg-inset: #232329;--bg-hover: rgba(255, 255, 255, .055);--bg-active: rgba(255, 255, 255, .09);--text: #ececef;--text-muted: #9d9da8;--text-faint: #74747f;--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .15);--accent: #8b7cf6;--accent-hover: #9b8dff;--accent-text: #14121f;--accent-soft: rgba(139, 124, 246, .16);--accent-ring: rgba(139, 124, 246, .35);--bubble-me: linear-gradient(180deg, #5f51dd 0%, #4f42c8 100%);--bubble-me-text: #ffffff;--bubble-me-link: #d5cffd;--bubble-them: #26262c;--bubble-them-text: #ececef;--bubble-them-border: rgba(255, 255, 255, .06);--danger: #ff8a80;--danger-soft: rgba(255, 138, 128, .14);--warning: #e5b567;--success: #62d29a;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .5);--shadow: 0 1px 2px rgba(0, 0, 0, .5), 0 6px 16px -4px rgba(0, 0, 0, .55);--shadow-lg: 0 2px 4px rgba(0, 0, 0, .5), 0 20px 48px -8px rgba(0, 0, 0, .7);--shadow-bubble: 0 1px 1px rgba(0, 0, 0, .28);--overlay: rgba(0, 0, 0, .62);--scrim-blur: saturate(180%) blur(20px);--glass: rgba(28, 28, 33, .78);--mark-bg: rgba(255, 213, 110, .28);--mark-text: #ffdf9e;--scrollbar-thumb: rgba(255, 255, 255, .16);--scrollbar-thumb-hover: rgba(255, 255, 255, .28);color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;-webkit-text-size-adjust:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:16px;line-height:1.45;overscroll-behavior-y:none}#root{height:100svh;height:100dvh;display:flex;flex-direction:column}button,input,textarea,select{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--radius-sm)}*{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) transparent}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);background-clip:content-box;border:3px solid transparent;border-radius:var(--radius-pill)}::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-hover);background-clip:content-box}::-webkit-scrollbar-corner{background:transparent}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:var(--tap);padding:0 var(--space-4);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-raised);color:var(--text);cursor:pointer;font-size:var(--text-base);font-weight:550;box-shadow:var(--shadow-sm);transition:background var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition)}.btn:active:not(:disabled){transform:scale(.985)}.btn:hover:not(:disabled){background:var(--bg-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:transparent;color:var(--accent-text);font-weight:600;box-shadow:var(--shadow-sm),inset 0 1px #ffffff24}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-danger{color:var(--danger);border-color:var(--danger)}.btn-ghost{background:transparent;border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--bg-hover)}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;padding:0;border:none;border-radius:50%;background:transparent;color:var(--text-muted);cursor:pointer;flex:none;transition:background var(--transition),color var(--transition),transform var(--transition)}.icon-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--text)}.icon-btn:active:not(:disabled){transform:scale(.92);background:var(--bg-active)}.icon{flex:none;display:block}.icon-btn:disabled{opacity:.4;cursor:not-allowed}.field{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-4)}.field label{font-size:.875rem;font-weight:600;color:var(--text-muted)}.field input,.field select{min-height:var(--tap);padding:0 var(--space-3);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-raised)}.field .hint{font-size:.8125rem;color:var(--text-faint)}.error-text{color:var(--danger);font-size:.875rem}.password-field{display:flex;align-items:center;gap:var(--space-1);padding-right:var(--space-1);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-raised)}.password-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.password-field input{flex:1;min-width:0;min-height:var(--tap);padding:0 var(--space-3);border:none;background:transparent;font-size:16px}.password-field input:focus{outline:none}.password-field input[type=text]{font-family:var(--font-mono);letter-spacing:.02em}.icon-btn.subtle{width:36px;height:36px}.password-actions{display:flex;gap:var(--space-2)}.btn-quiet{min-height:36px;padding:0 var(--space-3);background:transparent;border-color:transparent;color:var(--text-muted);font-size:.875rem}.btn-quiet:hover:not(:disabled){background:var(--bg-hover);color:var(--text)}.app-shell{display:flex;flex:1;min-height:0;position:relative}.app-shell[hidden]{display:none}.banner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-2) var(--space-4);background:var(--accent-soft);color:var(--text);font-size:.875rem;padding-top:max(var(--space-2),env(safe-area-inset-top))}.banner[data-tone=warning]{background:var(--danger-soft)}.drawer{width:260px;flex:none;display:flex;flex-direction:column;background:var(--bg-sunken);border-right:1px solid var(--border);padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);padding-left:env(safe-area-inset-left)}.drawer-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);min-height:var(--header-height);padding:var(--space-3)}.drawer-profile{display:flex;align-items:center;gap:var(--space-3);flex:1;min-width:0}.drawer-identity{display:flex;flex-direction:column;gap:2px;min-width:0}.drawer-name{font-weight:650;font-size:var(--text-base);letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.drawer-presence{display:flex;align-items:center;font-size:var(--text-xs);color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.drawer-list{flex:1;overflow-y:auto;padding:var(--space-2);display:flex;flex-direction:column;gap:2px}.drawer-item{display:flex;align-items:center;gap:var(--space-2);width:100%;min-height:42px;padding:0 var(--space-3);border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);cursor:pointer;text-align:left;font-size:var(--text-base);position:relative;transition:background var(--transition),color var(--transition)}.drawer-item .icon{flex:none;opacity:.75}.drawer-item:hover{background:var(--bg-hover);color:var(--text)}.drawer-item[aria-current=true]{background:var(--accent-soft);color:var(--text);font-weight:600}.drawer-item[aria-current=true] .icon{color:var(--accent);opacity:1}.drawer-item[aria-current=true]:before{content:"";position:absolute;left:-var(--space-2);left:calc(var(--space-2) * -1);top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:0 2px 2px 0;background:var(--accent)}.drawer-item .name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.badge{min-width:22px;height:22px;padding:0 6px;border-radius:11px;background:var(--accent);color:var(--accent-text);font-size:.75rem;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.drawer-footer{border-top:1px solid var(--border);padding:var(--space-2);display:flex;flex-direction:column;gap:2px}@media(min-width:761px){.drawer-only,.conversation-header{display:none}.message-list{padding-top:var(--space-4)}}.connection-pill{position:absolute;top:var(--space-3);left:50%;transform:translate(-50%);z-index:20;display:inline-flex;align-items:center;gap:var(--space-2);padding:6px var(--space-3);border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--glass);-webkit-backdrop-filter:var(--scrim-blur);backdrop-filter:var(--scrim-blur);box-shadow:var(--shadow);color:var(--text-muted);font-size:var(--text-sm);font-weight:550;animation:rise var(--spring) both;pointer-events:none}.connection-pill .pulse{width:7px;height:7px;border-radius:50%;background:var(--warning);animation:pulse 1.6s ease-in-out infinite}@keyframes pulse{50%{opacity:.25}}.conversation{position:relative}@media(max-width:760px){.drawer{position:fixed;inset:0 auto 0 0;z-index:40;transform:translate(-100%);transition:transform var(--transition);box-shadow:var(--shadow)}.drawer[data-open=true]{transform:translate(0)}.scrim{position:fixed;inset:0;z-index:30;background:var(--overlay);border:none}}.conversation{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--bg)}.conversation-header{display:flex;align-items:center;gap:var(--space-1);height:calc(var(--header-height) + env(safe-area-inset-top));padding:env(safe-area-inset-top) var(--space-2) 0;flex:none;position:relative;z-index:10;background:var(--glass);-webkit-backdrop-filter:var(--scrim-blur);backdrop-filter:var(--scrim-blur)}.conversation-header:after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,var(--border) 12%,var(--border) 88%,transparent)}.conversation-title{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center;line-height:1.2}.conversation-title strong{font-size:1.0625rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-subtitle{font-size:.75rem;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.presence-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;background:var(--text-faint);vertical-align:middle}.presence-dot[data-state=online]{background:var(--success)}.presence-dot[data-state=recently_active]{background:var(--warning)}.message-scroller{flex:1;min-height:0;position:relative}.message-list{padding:var(--space-3) 0 var(--space-2)}.day-separator{display:flex;justify-content:center;margin:var(--space-5) 0 var(--space-3)}.day-separator span{padding:4px var(--space-3);border-radius:var(--radius-pill);background:var(--bg-inset);color:var(--text-muted);font-size:var(--text-xs);font-weight:600;letter-spacing:.02em}.message-row{display:flex;align-items:flex-end;gap:var(--space-2);padding:1px var(--space-3);scroll-margin:80px}.avatar{flex:none;border-radius:50%;object-fit:cover;background:var(--bg-inset);box-shadow:0 0 0 1px var(--border) inset;user-select:none}.avatar-initials{display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:650;letter-spacing:.01em;box-shadow:none}.avatar-gutter{flex:none;width:34px;display:flex;align-items:flex-start;align-self:flex-start}.message-row[data-mine=true]{justify-content:flex-end}.message-row[data-grouped=false]{margin-top:var(--space-3)}.message-row[data-highlight=true] .bubble{animation:highlight 2s ease}@keyframes highlight{0%,40%{box-shadow:0 0 0 3px var(--accent)}to{box-shadow:0 0 0 0 transparent}}.message-column{max-width:min(78%,620px);min-width:0;display:flex;flex-direction:column;gap:2px}@media(min-width:900px){.message-column{max-width:min(84%,960px)}}.message-sender{font-size:.75rem;font-weight:700;color:var(--text-muted);padding:0 var(--space-2)}.message-row[data-mine=true] .message-sender{color:var(--accent);text-align:right}.bubble{position:relative;padding:9px var(--space-3) 10px;border-radius:var(--radius-xl);background:var(--bubble-them);color:var(--bubble-them-text);border:1px solid var(--bubble-them-border);box-shadow:var(--shadow-bubble);overflow-wrap:anywhere;white-space:pre-wrap;font-size:var(--text-base);transition:box-shadow var(--transition)}.message-row[data-mine=false] .message-column>.bubble:last-of-type{border-bottom-left-radius:var(--radius-xs)}.message-row[data-mine=true] .bubble{background:var(--bubble-me);color:var(--bubble-me-text);border-color:transparent;border-bottom-right-radius:var(--radius-xs)}.message-row[data-mine=true] .bubble a{color:var(--bubble-me-link);text-decoration-color:#fff6}.bubble a{color:var(--accent);overflow-wrap:anywhere}.bubble[data-deleted=true]{font-style:italic;color:var(--text-faint);background:transparent;border-style:dashed}.message-row .bubble[data-emoji-only=true],.message-row[data-mine=true] .bubble[data-emoji-only=true]{background:transparent;border-color:transparent;box-shadow:none;font-size:2.75rem;line-height:1.1;padding:0 var(--space-1)}.message-row .bubble[data-gif-only=true],.message-row[data-mine=true] .bubble[data-gif-only=true]{padding:0;background:transparent;border-color:transparent;border-radius:0;box-shadow:none}.custom-emoji{display:inline-block;object-fit:contain;user-select:none;-webkit-user-drag:none}.custom-emoji[data-size=inline]{width:1.4em;height:1.4em;vertical-align:-.32em;margin:0 .04em}.bubble{line-height:1.45}.custom-emoji[data-size=large]{width:2.6em;height:2.6em;vertical-align:middle;margin:0 .06em}.bubble[data-emoji-only=true] .custom-emoji[data-size=large]{width:72px;height:72px}@media(max-width:400px){.bubble[data-emoji-only=true] .custom-emoji[data-size=large]{width:60px;height:60px}}.custom-emoji[data-size=reaction]{width:18px;height:18px;vertical-align:-.25em}.custom-emoji[data-size=picker]{width:32px;height:32px;vertical-align:middle}.reply-quote .custom-emoji[data-size=inline],.composer-reply .custom-emoji[data-size=inline]{width:1.2em;height:1.2em;vertical-align:-.25em}.message-meta{display:flex;align-items:center;gap:var(--space-1);font-size:.6875rem;color:var(--text-faint);padding:0 var(--space-2)}.message-row[data-mine=true] .message-meta{justify-content:flex-end}.message-status[data-state=failed]{color:var(--danger)}.delivery-ticks{display:inline-flex;align-items:center;color:var(--text-faint);transition:color var(--transition)}.message-row[data-mine=true] .delivery-ticks{color:#ffffff8c}.message-row[data-mine=true] .delivery-ticks[data-state=read]{color:#7fe8b0}.message-meta>*+*:before{content:"·";margin:0 var(--space-1);color:var(--text-faint)}.message-meta .delivery-ticks+*:before,.message-meta>.delivery-ticks:before{content:none;margin:0}.reply-quote{display:flex;gap:var(--space-2);align-items:center;padding:var(--space-1) var(--space-2);margin-bottom:var(--space-1);border-left:3px solid var(--accent);border-radius:var(--radius-sm);background:var(--bg-hover);font-size:.8125rem;color:var(--text-muted);cursor:pointer;width:100%;border-top:none;border-right:none;border-bottom:none;text-align:left}.reply-quote .excerpt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reply-quote img{width:28px;height:28px;border-radius:var(--radius-sm);object-fit:cover}.attachment-grid{display:grid;gap:var(--space-1);margin-top:var(--space-1)}.attachment-grid[data-count="1"]{grid-template-columns:1fr}.attachment-grid:not([data-count="1"]){grid-template-columns:1fr 1fr}.attachment{position:relative;display:block;padding:0;border:none;border-radius:var(--radius);overflow:hidden;background:var(--bg-sunken);cursor:pointer;width:100%}.attachment img{display:block;width:100%;height:100%;object-fit:cover;background:var(--bg-sunken)}.gif-wrapper{border-radius:var(--radius);overflow:hidden;max-width:280px}.gif-wrapper img{display:block;width:100%;height:auto}.link-preview{display:flex;flex-direction:column;margin-top:var(--space-2);border-left:3px solid var(--accent);border-radius:var(--radius-sm);background:var(--bg-raised);overflow:hidden;text-decoration:none;color:inherit;max-width:420px}.message-row[data-mine=true] .link-preview{background:#ffffff24}.link-preview-body{padding:var(--space-2) var(--space-3);display:flex;flex-direction:column;gap:2px;min-width:0}.link-preview .domain{font-size:.6875rem;color:var(--text-muted);display:flex;align-items:center;gap:6px}.message-row[data-mine=true] .link-preview .domain{color:#ffffffbf}.link-preview .domain img{width:14px;height:14px;border-radius:3px}.link-preview .title{font-weight:600;font-size:.9375rem}.link-preview .description{font-size:.8125rem;color:var(--text-muted);display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.message-row[data-mine=true] .link-preview .description{color:#ffffffd9}.link-preview img.hero{width:100%;max-height:220px;object-fit:cover}.reactions{display:flex;flex-wrap:wrap;gap:var(--space-1);padding:var(--space-1) var(--space-2) 0}.reaction-chip{display:inline-flex;align-items:center;gap:4px;min-height:30px;padding:0 var(--space-2);border:1px solid var(--border);border-radius:15px;background:var(--bg-raised);font-size:.8125rem;cursor:pointer}.reaction-chip[data-mine=true]{background:var(--accent-soft);border-color:var(--accent)}.jump-button{position:absolute;right:var(--space-4);bottom:var(--space-4);z-index:5;display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:0 var(--space-3) 0 var(--space-2);border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--bg-raised);color:var(--text);box-shadow:var(--shadow);cursor:pointer;font-size:var(--text-sm);font-weight:600;animation:rise var(--spring) both;transition:transform var(--transition),background var(--transition)}.jump-button:hover{background:var(--bg-hover);transform:translateY(-1px)}@keyframes rise{0%{opacity:0;transform:translateY(8px) scale(.96)}}.typing-indicator{padding:0 var(--space-4) var(--space-1);font-size:.8125rem;color:var(--text-muted);min-height:20px}.composer{flex:none;border-top:1px solid var(--border);background:var(--glass);-webkit-backdrop-filter:var(--scrim-blur);backdrop-filter:var(--scrim-blur);padding:var(--space-2);padding-bottom:max(var(--space-2),env(safe-area-inset-bottom));padding-left:max(var(--space-2),env(safe-area-inset-left));padding-right:max(var(--space-2),env(safe-area-inset-right))}.composer-reply{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2);margin-bottom:var(--space-2);border-left:3px solid var(--accent);border-radius:var(--radius-sm);background:var(--bg-hover);font-size:.8125rem}.composer-reply .excerpt{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-muted)}.composer-row{display:flex;align-items:flex-start;gap:2px;padding:2px;border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--bg-inset);transition:border-color var(--transition),box-shadow var(--transition),background var(--transition),border-radius var(--transition)}.composer-row:focus-within{border-color:var(--accent);background:var(--bg-raised);box-shadow:0 0 0 3px var(--accent-ring)}.composer-row[data-multiline=true]{border-radius:var(--radius-lg)}.composer-row .icon-btn{width:38px;height:38px;margin:1px}.composer textarea{flex:1;min-width:0;min-height:40px;max-height:40vh;padding:10px var(--space-2);border:none;background:transparent;resize:none;overflow-y:auto;font-size:16px;line-height:1.375;scrollbar-width:thin}.composer textarea:focus{outline:none}.composer-row>.icon-btn:first-of-type+textarea{padding-left:var(--space-1)}.composer textarea::placeholder{color:var(--text-faint)}.composer .send-btn{background:var(--accent);color:var(--accent-text);border-radius:50%;transition:transform var(--spring),background var(--transition),opacity var(--transition)}.composer-row[data-multiline=true] .send-btn{align-self:flex-end}.composer .send-btn:hover:not(:disabled){background:var(--accent-hover);transform:scale(1.06)}.composer .send-btn:active:not(:disabled){transform:scale(.94)}.composer .send-btn:disabled{background:transparent;color:var(--text-faint);opacity:1}.composer textarea:disabled{opacity:.6}.upload-strip{display:flex;gap:var(--space-2);overflow-x:auto;padding-bottom:var(--space-2)}.upload-chip{position:relative;width:72px;height:72px;flex:none;border-radius:var(--radius);overflow:hidden;background:var(--bg-sunken)}.upload-chip img{width:100%;height:100%;object-fit:cover}.upload-chip .remove{position:absolute;top:2px;right:2px;width:24px;height:24px;border-radius:50%;border:none;background:var(--overlay);color:#fff;cursor:pointer;display:grid;place-items:center}.upload-progress{position:absolute;inset:auto 0 0;height:4px;background:var(--accent);transition:width var(--transition)}.sheet-backdrop{position:fixed;inset:0;z-index:50;background:var(--overlay);display:flex;align-items:flex-end;justify-content:center;border:none;padding:0}.sheet{width:100%;max-width:560px;max-height:85dvh;display:flex;flex-direction:column;background:var(--bg-raised);border-radius:var(--radius-xl) var(--radius-xl) 0 0;border:1px solid var(--border);border-bottom:none;box-shadow:var(--shadow-lg);padding-bottom:env(safe-area-inset-bottom);overflow:hidden;animation:sheet-in var(--spring) both}.sheet:before{content:"";width:36px;height:4px;border-radius:2px;background:var(--border-strong);margin:var(--space-2) auto 0;flex:none}@keyframes sheet-in{0%{transform:translateY(16px);opacity:0}}.sheet-backdrop{animation:fade-in var(--transition) both;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}@keyframes fade-in{0%{opacity:0}}@media(min-width:640px){.sheet-backdrop{align-items:center}.sheet{border-radius:var(--radius-xl);border-bottom:1px solid var(--border);max-height:80dvh}.sheet:before{display:none}}.sheet-header{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-3) var(--space-3) var(--space-4);border-bottom:1px solid var(--border);font-weight:650;font-size:var(--text-lg);letter-spacing:-.01em}.sheet-header .title{flex:1}.sheet-body{overflow-y:auto;padding:var(--space-4);-webkit-overflow-scrolling:touch}.menu-item{display:flex;align-items:center;gap:var(--space-3);width:100%;min-height:46px;padding:0 var(--space-4);border:none;background:transparent;color:var(--text);cursor:pointer;text-align:left;font-size:var(--text-base);transition:background var(--transition)}.menu-item .icon{color:var(--text-muted);flex:none}.menu-item:hover{background:var(--bg-hover)}.menu-item[data-danger=true] .icon,.menu-item[data-danger=true]{color:var(--danger)}.emoji-tabs,.gif-categories{display:flex;gap:var(--space-1);overflow-x:auto;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--border)}.emoji-tab{min-width:40px;height:36px;border:none;border-radius:var(--radius-sm);background:transparent;cursor:pointer;font-size:1.25rem}.emoji-tab[aria-selected=true]{background:var(--accent-soft)}.emoji-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(44px,1fr));gap:2px}.emoji-button{aspect-ratio:1;border:none;border-radius:var(--radius-sm);background:transparent;font-size:1.5rem;cursor:pointer;line-height:1}.emoji-button:hover{background:var(--bg-hover)}.emoji-group-title{grid-column:1 / -1;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-faint);padding:var(--space-3) 0 var(--space-1)}.gif-grid{columns:2;column-gap:var(--space-2)}.gif-grid button{display:block;width:100%;margin-bottom:var(--space-2);padding:0;border:none;border-radius:var(--radius);overflow:hidden;background:var(--bg-sunken);cursor:pointer;break-inside:avoid}.gif-grid img{display:block;width:100%;height:auto}.viewer{position:fixed;inset:0;z-index:60;background:#000;display:flex;flex-direction:column}.viewer-toolbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:max(var(--space-2),env(safe-area-inset-top)) var(--space-2) var(--space-2);color:#fff}.viewer-toolbar .icon-btn{color:#fff}.viewer-stage{flex:1;min-height:0;display:grid;place-items:center;overflow:auto;touch-action:pinch-zoom}.viewer-stage img{max-width:100%;max-height:100%;object-fit:contain}.search-view{position:fixed;inset:0;z-index:45;display:flex;flex-direction:column;background:var(--bg);padding-top:env(safe-area-inset-top)}.search-bar{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2);border-bottom:1px solid var(--border)}.search-bar input{flex:1;min-height:var(--tap);padding:0 var(--space-3);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-raised);font-size:16px}.search-filters{display:flex;gap:var(--space-2);overflow-x:auto;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--border)}.filter-chip{min-height:34px;padding:0 var(--space-3);border:1px solid var(--border);border-radius:17px;background:var(--bg-raised);cursor:pointer;font-size:.8125rem;white-space:nowrap}.filter-chip[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent);font-weight:600}.search-results{flex:1;overflow-y:auto;padding:var(--space-2);padding-bottom:max(var(--space-2),env(safe-area-inset-bottom))}.search-hit{display:block;width:100%;text-align:left;padding:var(--space-3);margin-bottom:var(--space-2);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-raised);cursor:pointer}.search-hit .meta{display:flex;justify-content:space-between;gap:var(--space-2);font-size:.75rem;color:var(--text-muted);margin-bottom:var(--space-1)}.search-hit mark{background:var(--mark-bg);color:var(--mark-text);border-radius:3px;padding:0 2px}.settings-page{flex:1;min-height:0;display:flex;flex-direction:column;background:var(--bg)}.settings-page-header{flex:none;padding-top:env(safe-area-inset-top);border-bottom:1px solid var(--border);background:var(--glass);-webkit-backdrop-filter:var(--scrim-blur);backdrop-filter:var(--scrim-blur)}.settings-page-header-inner{width:min(760px,100%);min-height:76px;margin:0 auto;padding:var(--space-3) var(--space-4);display:flex;align-items:center;gap:var(--space-3)}.settings-page-heading{min-width:0}.settings-page-heading h1{margin:0;font-size:var(--text-xl);line-height:1.2;letter-spacing:-.02em}.settings-page-heading p{margin:2px 0 0;color:var(--text-muted);font-size:var(--text-sm)}.settings-page-scroll{flex:1;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch}.settings-page-content{width:min(720px,100%);margin:0 auto;padding:var(--space-5) var(--space-4);padding-bottom:max(var(--space-6),env(safe-area-inset-bottom))}.settings-section{margin-bottom:var(--space-4);padding:var(--space-4);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-raised);box-shadow:var(--shadow-sm)}.settings-section h3{font-size:.8125rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-faint);margin:0 0 var(--space-2)}@media(max-width:520px){.settings-page-header-inner{min-height:68px;padding-left:var(--space-2)}.settings-page-heading p{display:none}.settings-page-content{padding:var(--space-3) var(--space-2);padding-bottom:max(var(--space-5),env(safe-area-inset-bottom))}.settings-section{padding:var(--space-3);border-radius:var(--radius)}}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);min-height:var(--tap);padding:var(--space-2) 0;border-bottom:1px solid var(--border)}.setting-row:last-child{border-bottom:none}.setting-row .label{display:flex;flex-direction:column;gap:2px;min-width:0}.setting-row .label small{color:var(--text-muted);font-size:.8125rem}.segmented{display:inline-flex;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;flex:none}.segmented button{min-height:36px;padding:0 var(--space-3);border:none;background:var(--bg-raised);cursor:pointer;font-size:.875rem}.segmented button[aria-pressed=true]{background:var(--accent);color:var(--accent-text);font-weight:600}.profile-settings{display:grid;gap:var(--space-3)}.profile-picture-row{display:flex;align-items:center;gap:var(--space-4)}.profile-picture-copy{display:flex;flex-direction:column;min-width:0}.profile-picture-copy strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-picture-copy small,.profile-picture-copy span{color:var(--text-muted);font-size:var(--text-sm)}.profile-picture-copy span{margin-top:var(--space-1)}.profile-picture-actions,.profile-name-row{display:flex;gap:var(--space-2)}.profile-picture-actions{flex-wrap:wrap}.profile-name-form{display:grid;gap:var(--space-2)}.profile-name-form label{font-size:var(--text-sm);font-weight:600}.profile-name-row input{flex:1;min-width:0}.device-card{padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:var(--space-2)}.code-block{font-family:var(--font-mono);font-size:1rem;letter-spacing:.08em;padding:var(--space-3);border:1px dashed var(--border-strong);border-radius:var(--radius);background:var(--bg-sunken);overflow-wrap:anywhere;user-select:all}.auth-screen{flex:1;display:grid;place-items:center;padding:var(--space-4);padding-top:max(var(--space-4),env(safe-area-inset-top));padding-bottom:max(var(--space-4),env(safe-area-inset-bottom));overflow-y:auto}.auth-card{width:100%;max-width:380px;padding:var(--space-5);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-raised);box-shadow:var(--shadow)}.auth-card h1{margin:0 0 var(--space-2);font-size:1.375rem}.auth-card p.lead{margin:0 0 var(--space-5);color:var(--text-muted);font-size:.9375rem}.empty-state{display:grid;place-items:center;height:100%;padding:var(--space-6);text-align:center;color:var(--text-muted)}.spinner{width:20px;height:20px;border:2px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}