:root{--bg:#fafafa;--surface:#ffffff;--surface-2:#f4f4f5;--border:#e4e4e7;--text:#18181b;--text-muted:#71717a;--accent:#6a2cd6;--accent-soft:#f1ebfe;--accent-text:#ffffff;--danger:#dc2626;--ok:#16a34a;--radius:16px;--shadow:0 1px 3px rgba(0,0,0,0.08),0 8px 24px rgba(0,0,0,0.05)}@media (prefers-color-scheme:dark){:root{--bg:#0c0a0d;--surface:#17151a;--surface-2:#201d24;--border:#2c2830;--text:#f4f4f5;--text-muted:#a1a1aa;--accent:#a78bfa;--accent-soft:#1d1533;--accent-text:#160c2b;--danger:#f87171;--ok:#4ade80;--shadow:0 1px 3px rgba(0,0,0,0.4),0 8px 24px rgba(0,0,0,0.35)}}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5}.app{max-width:480px;margin:0 auto;min-height:100dvh;padding:20px 16px calc(20px + env(safe-area-inset-bottom));flex-direction:column;gap:16px}.app,.brand{display:flex}.brand{align-items:center;gap:10px;padding:4px 0 8px}.brand-heart{font-size:26px;line-height:1}.brand-logo{width:40px;height:40px;border-radius:11px;overflow:hidden;flex-shrink:0;box-shadow:var(--shadow)}.brand-logo img{width:100%;height:100%;object-fit:cover}.hero-logo{width:96px;height:96px;border-radius:26px;margin:0 auto;overflow:hidden;box-shadow:var(--shadow)}.hero-logo img{width:100%;height:100%;object-fit:cover}.brand-name{font-size:20px;font-weight:700;letter-spacing:-.01em}.brand-tag{font-size:12px;color:var(--text-muted)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.card h2{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-bottom:12px}.card h2,label{color:var(--text-muted)}label{display:block;font-size:13px;margin-bottom:6px}input[type=email],input[type=password],input[type=text]{width:100%;padding:12px 14px;font-size:16px;color:var(--text);background:var(--surface-2);border:1px solid var(--border);border-radius:12px;outline:none;transition:border-color .15s}input:focus{border-color:var(--accent)}.field{margin-bottom:14px}button{font-family:inherit;font-size:15px;font-weight:600;cursor:pointer;border:none;border-radius:12px;padding:12px 16px;transition:transform .08s,opacity .15s}button:active{transform:scale(.98)}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-text);width:100%}.btn-secondary{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}.btn-ghost{background:transparent;color:var(--accent);padding:8px 4px}.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--border)}.btn-row{display:flex;gap:10px}.btn-row>button{flex:1 1}.hero{text-align:center;padding:32px 8px 8px}.hero-heart{font-size:56px}.hero h1{font-size:26px;font-weight:800;letter-spacing:-.02em;margin:12px 0 8px}.hero p{font-size:15px;max-width:300px;margin:0 auto}.hero p,.muted{color:var(--text-muted)}.hint,.muted{font-size:13px}.hint{background:var(--accent-soft);color:var(--text);border-radius:12px;padding:12px 14px}.error{color:var(--danger);font-size:13px;margin-top:8px}.qr{display:flex;justify-content:center;padding:12px;background:#ffffff;border-radius:12px}.qr img{width:200px;height:200px;image-rendering:pixelated}.link-box{display:flex;gap:8px;margin-top:12px}.link-box input{font-size:12px}.link-box input,.safety-id{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.safety-id{font-size:13px;letter-spacing:.02em;color:var(--text-muted);word-break:break-all}.avatar{width:56px;height:56px;border-radius:50%;object-fit:cover;background:var(--surface-2);justify-content:center;font-size:24px;border:1px solid var(--border)}.avatar,.profile-head{display:flex;align-items:center}.profile-head{gap:14px;margin-bottom:16px}.empty{text-align:center;color:var(--text-muted);font-size:14px;padding:28px 12px}.phase-badge{display:inline-block;font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:3px 8px;border-radius:999px;margin-top:8px}.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--text);color:var(--bg);padding:12px 18px;border-radius:999px;font-size:14px;font-weight:500;box-shadow:var(--shadow);z-index:50;max-width:90vw}.topbar{justify-content:space-between;padding:2px 0 6px}.topbar,.topbar-title{display:flex;align-items:center;gap:8px}.topbar-title{font-size:17px;font-weight:700}.icon-btn{background:var(--surface-2);border:1px solid var(--border);color:var(--text);width:40px;height:40px;border-radius:12px;font-size:20px;display:flex;align-items:center;justify-content:center;padding:0}.dot{width:9px;height:9px;border-radius:50%;display:inline-block}.dot-on{background:var(--ok);box-shadow:0 0 0 3px color-mix(in srgb,var(--ok) 25%,transparent)}.dot-mid{background:#f59e0b}.dot-off{background:var(--text-muted)}.contact-row{display:flex;align-items:center;gap:12px;width:100%;background:transparent;border:none;border-radius:12px;padding:12px 10px;color:var(--text)}.contact-row:hover{background:var(--surface-2)}.contact-name{font-weight:600;font-size:15px}.chev{color:var(--text-muted);font-size:20px}.avatar-sm{width:42px;height:42px;font-size:18px;flex-shrink:0}.group-avatar-edit{position:relative;cursor:pointer;overflow:hidden}.group-avatar-edit img{width:100%;height:100%;object-fit:cover;border-radius:50%}.group-avatar-badge{position:absolute;right:-2px;bottom:-2px;width:18px;height:18px;border-radius:50%;font-size:10px;border:2px solid var(--surface)}.fab,.group-avatar-badge{background:var(--accent);color:var(--accent-text);display:flex;align-items:center;justify-content:center}.fab{position:fixed;right:max(20px,calc(50vw - 240px + 20px));bottom:calc(24px + env(safe-area-inset-bottom));width:56px;height:56px;border-radius:50%;font-size:26px;box-shadow:var(--shadow);padding:0;z-index:40}.chat-screen{display:flex;flex-direction:column;flex:1 1;min-height:0;margin:-4px 0}.chat-peer{display:flex;align-items:center;gap:10px;flex:1 1}.chat-peer-name{font-weight:700;font-size:16px}.ln-chip{background:var(--accent-soft);border-radius:10px;padding:8px 12px;font-size:13px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;display:flex;align-items:center;flex-wrap:wrap;margin-bottom:8px}.messages{flex:1 1;overflow-y:auto;flex-direction:column;gap:6px;padding:8px 2px}.bubble-row,.messages{display:flex}.bubble-row.out{justify-content:flex-end}.bubble-row.in{justify-content:flex-start}.bubble{max-width:78%;padding:8px 12px;border-radius:16px;font-size:15px;position:relative;word-break:break-word}.bubble.in{background:var(--surface-2);border-bottom-left-radius:5px}.bubble.out{background:var(--accent);color:var(--accent-text);border-bottom-right-radius:5px}.bubble-text{white-space:pre-wrap}.bubble-sender{display:block;font-size:11px;font-weight:700;color:var(--accent);margin-bottom:2px}.invite-card{background:var(--surface);border:1px solid var(--accent);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px}.invite-head{display:flex;align-items:center;gap:12px}.sheet-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:110;display:flex;align-items:flex-end;justify-content:center}.sheet{background:var(--surface);width:100%;max-width:480px;border-radius:20px 20px 0 0;padding:10px 18px calc(20px + env(safe-area-inset-bottom));box-shadow:var(--shadow)}.sheet-handle{width:40px;height:4px;border-radius:2px;background:var(--border);margin:4px auto 14px}.sheet-tabs{display:flex;gap:8px;margin-bottom:16px}.sheet-tabs button{flex:1 1;background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:12px;padding:10px}.sheet-tabs button.active{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.ln-addr{font-size:13px;background:var(--surface-2);border-radius:10px;padding:10px 12px;word-break:break-all}.ln-addr,.ln-addr-inline{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.ln-addr-inline{font-size:12px}.ln-intro{background:var(--accent-soft);border-radius:12px;padding:12px 14px;font-size:13px;line-height:1.5}.ln-intro a{color:var(--accent);font-weight:700}.pay-card{background:var(--surface);border:1px solid var(--accent);border-radius:16px;padding:12px 14px;max-width:78%;box-shadow:var(--shadow)}.pay-head{font-size:12px;font-weight:700;color:var(--accent)}.pay-amount{font-size:22px;font-weight:800;margin-top:2px}.pay-note{font-size:14px;margin-top:2px}.freebusy{border-radius:12px;padding:10px 12px;font-size:14px;margin-bottom:14px}.freebusy.free{background:color-mix(in srgb,var(--ok) 15%,transparent);color:var(--text)}.freebusy.busy{background:color-mix(in srgb,var(--danger) 15%,transparent);color:var(--text)}.bubble-time{font-size:10px;opacity:.65;margin-left:8px;vertical-align:bottom}.composer{display:flex;gap:8px;padding:8px 0 4px;align-items:center}.composer input[type=text]{flex:1 1}.attach-btn{width:42px;height:42px;border-radius:50%;background:var(--surface-2);color:var(--text);border:1px solid var(--border);font-size:22px;flex-shrink:0;padding:0}.bubble-media{padding:5px}.media-img{display:block;max-width:100%;max-height:320px;border-radius:12px;object-fit:cover}.bubble-media .bubble-text{display:block;padding:4px 7px 2px}.bubble-media .bubble-time{padding:0 7px 3px;display:block;text-align:right}.media-loading,.media-missing{font-size:13px;padding:10px 12px;opacity:.8}.media-file{display:inline-block;padding:10px 14px;color:inherit;text-decoration:none;font-size:14px;background:transparent;border:none;cursor:pointer}.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.94);z-index:120;display:flex;flex-direction:column;align-items:center;justify-content:center}.lightbox-bar{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;padding:calc(12px + env(safe-area-inset-top)) 16px 12px;z-index:1}.lightbox-btn{background:rgba(255,255,255,.15);color:#fff;border:none;border-radius:999px;padding:8px 16px;font-size:15px;font-weight:600}.lightbox-img{max-width:100%;max-height:100%;object-fit:contain;touch-action:pinch-zoom}.status-bar{display:flex;gap:14px;overflow-x:auto;padding:6px 4px 10px;scrollbar-width:none}.status-bar::-webkit-scrollbar{display:none}.status-item{background:transparent;border:none;padding:0;flex-direction:column;gap:5px;flex-shrink:0;width:66px}.status-item,.status-ring{display:flex;align-items:center}.status-ring{width:58px;height:58px;border-radius:50%;padding:3px;position:relative;justify-content:center}.status-ring.active{background:linear-gradient(135deg,var(--accent),#fb7185)}.status-ring.empty{background:transparent;border:2px dashed var(--border)}.status-avatar{width:100%;height:100%;background:var(--surface-2);font-size:22px;font-weight:600}.status-avatar,.status-plus{border-radius:50%;border:2px solid var(--surface);display:flex;align-items:center;justify-content:center}.status-plus{position:absolute;right:-2px;bottom:-2px;width:22px;height:22px;background:var(--accent);color:var(--accent-text);font-size:15px}.status-label{font-size:11px;color:var(--text-muted);max-width:66px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.status-viewer{position:fixed;inset:0;background:#000;z-index:100;display:flex;flex-direction:column}.status-viewer-head{display:flex;align-items:center;gap:8px;padding:calc(14px + env(safe-area-inset-top)) 16px 12px;color:#fff}.status-viewer-name{font-weight:700;font-size:16px}.status-viewer-meta{font-size:11px;color:rgba(255,255,255,.7);flex:1 1}.status-viewer-close{background:rgba(255,255,255,.15);color:#fff;width:34px;height:34px;border-radius:50%;font-size:16px;padding:0}.status-viewer-body{flex:1 1;display:flex;align-items:center;justify-content:center;overflow:hidden}.status-viewer-body img{max-width:100%;max-height:100%;object-fit:contain}.status-viewer-caption{color:#fff;text-align:center;padding:16px 20px 8px;font-size:15px}.status-seen{color:#fff;text-align:center;padding:10px 20px calc(24px + env(safe-area-inset-bottom));border-top:1px solid rgba(255,255,255,.12)}.status-seen .muted{color:rgba(255,255,255,.6)}.status-seen-count{font-weight:600;font-size:14px}.status-seen-names{font-size:12px;color:rgba(255,255,255,.7);margin-top:3px}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0;font-size:14px;color:var(--text)}.toggle-row input[type=checkbox]{width:22px;height:22px;accent-color:var(--accent);flex-shrink:0}.send-btn{width:46px;height:46px;border-radius:50%;background:var(--accent);color:var(--accent-text);font-size:18px;flex-shrink:0;padding:0}