:root{--bg: #0b1220;--panel: #131c2e;--panel-2: #1b2740;--text: #e6ecf7;--muted: #93a1bd;--accent: #4f8cff;--good: #35c66b;--warn: #ffcc57;--danger: #ff5f6d;--radius: 14px;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;--panel-3: #223056;--border: #263352;--border-soft: #1c2740;--accent-2: #7aa6ff;--danger-bg: #3a1620;--warn-bg: #3a2f10;--good-bg: #123322;--radius-sm: 10px;--radius-lg: 20px;--shadow: 0 10px 30px rgba(0, 0, 0, .35);--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px)}*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent}.screen{max-width:640px;margin:0 auto;min-height:100%;display:flex;flex-direction:column;padding:16px}.brand{font-size:28px;margin:0;letter-spacing:.5px}.tagline{color:var(--muted);margin-top:4px}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}ul{list-style:none;margin:0;padding:0}p{line-height:1.5}@keyframes fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes pop-in{0%{opacity:0;transform:scale(.94)}to{opacity:1;transform:scale(1)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--radius-sm);padding:12px 18px;font-size:15px;font-weight:600;transition:transform .12s ease,filter .12s ease,background .12s ease}.btn:active:not(:disabled){transform:scale(.98)}.btn-block{width:100%}.btn-primary{background:var(--accent);color:#06101f}.btn-primary:hover:not(:disabled){filter:brightness(1.08)}.btn-secondary{background:var(--panel-2);color:var(--text);border-color:var(--border)}.btn-secondary:hover:not(:disabled){background:var(--panel-3)}.btn-success{background:var(--good);color:#06231a}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field-label{font-size:13px;color:var(--muted);font-weight:500}.field-input{background:var(--panel-2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);padding:12px 14px;font-size:16px;outline:none;transition:border-color .12s ease,background .12s ease}.field-input::placeholder{color:var(--muted);opacity:.7}.field-input:focus{border-color:var(--accent);background:var(--panel-3)}.field-hint{font-size:12px;color:var(--muted)}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:999px;background:transparent;border:none;color:var(--text);transition:background .12s ease}.icon-btn:hover:not(:disabled){background:var(--panel-2)}.icon-btn.badge{color:var(--accent-2)}.banner{border-radius:var(--radius-sm);padding:12px 14px;font-size:14px;margin:0 0 14px;animation:fade-in .16s ease-out}.banner-error{background:var(--danger-bg);color:#ffb3ba;border:1px solid rgba(255,95,109,.35)}.onboard{justify-content:center;padding-top:calc(24px + var(--safe-top));padding-bottom:calc(24px + var(--safe-bottom))}.onboard-card{background:var(--panel);border:1px solid var(--border-soft);border-radius:var(--radius-lg);padding:28px 24px;box-shadow:var(--shadow);animation:fade-in .22s ease-out}.onboard-brand{text-align:center;margin-bottom:22px}.onboard-mark{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:999px;background:linear-gradient(160deg,var(--panel-3),var(--panel-2));color:var(--accent-2);margin-bottom:10px}.onboard-brand .brand,.onboard-brand .tagline{text-align:center}.tabs{display:grid;grid-template-columns:1fr 1fr;background:var(--panel-2);border-radius:var(--radius-sm);padding:4px;gap:4px;margin-bottom:20px}.tab{background:transparent;border:none;color:var(--muted);padding:10px 8px;border-radius:8px;font-size:14px;font-weight:600;transition:background .15s ease,color .15s ease}.tab.active{background:var(--panel);color:var(--text)}.onboard-hint{font-size:13px;color:var(--muted);margin:-4px 0 16px}.app-shell{max-width:640px;margin:0 auto;height:100%;display:flex;flex-direction:column;overflow:hidden}.topbar{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:calc(10px + var(--safe-top)) 12px 10px;background:var(--panel);border-bottom:1px solid var(--border-soft);position:relative;z-index:20}.topbar-left{display:flex;align-items:center;gap:10px;min-width:0}.topbar-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;background:var(--panel-2);color:var(--accent-2);flex:0 0 auto}.topbar-titles{display:flex;flex-direction:column;min-width:0}.topbar-title{font-size:17px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar-subtitle{font-size:12px;color:var(--muted)}.topbar-right{position:relative;display:flex;align-items:center}.menu-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:transparent;border:none;z-index:25}.menu{position:absolute;top:46px;right:0;min-width:190px;background:var(--panel-2);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);padding:6px;z-index:30;animation:pop-in .14s ease-out;transform-origin:top right}.menu-item{display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:transparent;border:none;color:var(--text);padding:10px;border-radius:8px;font-size:14px}.menu-item:hover{background:var(--panel-3)}.app-banner{flex:0 0 auto;margin:10px 12px 0;display:flex;align-items:center;justify-content:space-between;gap:10px}.banner-dismiss{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:999px;background:transparent;border:none;color:inherit}.banner-dismiss:hover{background:#ffffff14}.app-content{flex:1 1 auto;min-height:0;display:flex;flex-direction:column}.empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;padding:32px 24px;color:var(--muted);animation:fade-in .2s ease-out}.empty-icon{display:inline-flex;align-items:center;justify-content:center;width:84px;height:84px;border-radius:999px;background:var(--panel-2);color:var(--accent-2);margin-bottom:6px}.empty-title{font-size:16px;font-weight:700;color:var(--text);margin:0}.empty-body{font-size:14px;margin:0 0 6px;max-width:34ch}.list-screen{flex:1;min-height:0;position:relative}.list-scroll{position:absolute;top:0;right:0;bottom:0;left:0;overflow-y:auto;padding:10px 12px calc(90px + var(--safe-bottom))}.conversation-list{display:flex;flex-direction:column;gap:2px}.conversation-row{display:flex;align-items:center;gap:12px;width:100%;text-align:left;background:transparent;border:none;border-radius:var(--radius-sm);padding:10px;color:var(--text);transition:background .12s ease}.conversation-row:hover{background:var(--panel)}.conversation-row:active{background:var(--panel-2)}.avatar{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:999px;background:linear-gradient(160deg,var(--panel-3),var(--panel-2));color:var(--accent-2);font-weight:700;font-size:16px}.conversation-info{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:2px}.conversation-name{font-size:15px;font-weight:600}.conversation-preview{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conversation-meta{flex:0 0 auto;display:flex;align-items:center;gap:4px;color:var(--muted)}.conversation-time{font-size:12px}.conversation-chevron{opacity:.6}.fab{position:absolute;right:18px;bottom:calc(18px + var(--safe-bottom));width:56px;height:56px;border-radius:999px;background:var(--accent);color:#06101f;border:none;display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--shadow);transition:transform .12s ease,filter .12s ease}.fab:hover{filter:brightness(1.08)}.fab:active{transform:scale(.96)}.thread{flex:1;min-height:0;display:flex;flex-direction:column}.verify-bar{flex:0 0 auto;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;background:var(--panel);border:none;border-bottom:1px solid var(--border-soft);color:var(--accent-2);font-size:12.5px;font-weight:600;padding:9px 12px}.verify-bar:hover{background:var(--panel-2)}.thread-messages{flex:1 1 auto;min-height:0;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:2px}.thread-empty{flex:1}.composer{flex:0 0 auto;display:flex;align-items:center;gap:8px;padding:10px 10px calc(10px + var(--safe-bottom));background:var(--panel);border-top:1px solid var(--border-soft)}.composer-input{flex:1 1 auto;background:var(--panel-2);border:1px solid var(--border);border-radius:999px;color:var(--text);padding:11px 16px;font-size:16px;outline:none;min-width:0;transition:border-color .12s ease}.composer-input:focus{border-color:var(--accent)}.composer-send{background:var(--accent);color:#06101f;flex:0 0 auto}.composer-send:hover:not(:disabled){filter:brightness(1.08)}.composer-send:disabled{opacity:.4}.msg-row{display:flex;padding:3px 2px;animation:fade-in .16s ease-out}.msg-row.out{justify-content:flex-end}.msg-row.in{justify-content:flex-start}.msg-bubble{max-width:78%;display:flex;flex-direction:column;gap:4px;padding:9px 12px;border-radius:var(--radius-sm);font-size:15px;word-wrap:break-word;white-space:pre-wrap}.msg-row.in .msg-bubble{background:var(--panel-2);color:var(--text);border-bottom-left-radius:4px}.msg-row.out .msg-bubble{background:linear-gradient(155deg,var(--accent),#3a6fe0);color:#071021;border-bottom-right-radius:4px}.msg-text{display:block}.msg-meta{display:flex;align-items:center;gap:4px;align-self:flex-end;opacity:.75}.msg-row.in .msg-meta{color:var(--muted)}.msg-row.out .msg-meta{color:#071021b3}.msg-lock{flex:0 0 auto}.msg-time{font-size:10.5px}.verify-screen,.status-screen{flex:1;min-height:0;overflow-y:auto;padding:18px 16px calc(24px + var(--safe-bottom));animation:fade-in .18s ease-out}.verify-intro,.status-intro{text-align:center;margin-bottom:18px}.verify-icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:999px;background:var(--panel-2);color:var(--accent-2);margin-bottom:10px}.verify-lead{font-size:16px;font-weight:600;margin:0 0 6px}.verify-body{font-size:14px;color:var(--muted);margin:0}.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;background:var(--panel);border:1px solid var(--border-soft);border-radius:var(--radius);padding:14px;margin:18px 0}.safety-cell{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px;background:var(--panel-2);border-radius:8px}.safety-index{font-size:10px;color:var(--muted)}.safety-digits{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;letter-spacing:.5px}.safety-grid-loading .safety-cell-skeleton{height:42px;background:var(--panel-3);opacity:.6}.verify-loading-note{font-size:12.5px;color:var(--muted);text-align:center;margin:-8px 0 18px}.verify-footnote{font-size:12px;color:var(--muted);text-align:center;margin:12px 0 0}.status-card{display:flex;flex-direction:column;gap:4px;background:var(--panel);border:1px solid var(--border-soft);border-radius:var(--radius-sm);padding:12px 14px;margin-bottom:10px}.status-card-skeleton{height:52px;opacity:.5}.status-label{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}.status-value{font-size:15px;font-weight:600}.status-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;font-weight:500;word-break:break-all;line-height:1.5}.status-note{font-size:12px;color:var(--muted);margin-top:2px;line-height:1.4}.info-panel{display:flex;gap:10px;background:var(--panel-2);border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-top:14px}.info-panel-icon{flex:0 0 auto;color:var(--accent-2);margin-top:1px}.info-panel-body{display:flex;flex-direction:column;gap:8px;font-size:13.5px;color:var(--muted)}.info-panel-title{font-size:13.5px;font-weight:700;color:var(--text);margin:0}.info-panel-body p{margin:0}@media(max-width:380px){.safety-grid{grid-template-columns:repeat(2,1fr)}.msg-bubble{max-width:86%}}@media(min-width:720px){.app-shell{border-left:1px solid var(--border-soft);border-right:1px solid var(--border-soft)}}