:root{--bg: #0e1116;--bg-elev: #161b22;--bg-card: #1f242c;--fg: #e6edf3;--fg-muted: #9da7b3;--accent: #4cc9f0;--accent-pressed: #3aa9cc;--online: #3fb950;--offline: #6e7681;--error: #f85149;--warn: #d29922;--border: #30363d;--shadow: 0 6px 16px rgba(0, 0, 0, .4);--safe-top: env(safe-area-inset-top, 0);--safe-bottom: env(safe-area-inset-bottom, 0);--safe-left: env(safe-area-inset-left, 0);--safe-right: env(safe-area-inset-right, 0)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#app{margin:0;padding:0;height:100%;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,HarmonyOS Sans SC,Segoe UI,system-ui,sans-serif;font-size:15px;line-height:1.4;overscroll-behavior:none}body{-webkit-user-select:none;user-select:none;touch-action:manipulation}input,textarea{-webkit-user-select:text;user-select:text}a{color:var(--accent);text-decoration:none}.muted{color:var(--fg-muted)}button{background:none;border:none;color:inherit;font:inherit;cursor:pointer}.app-root{height:100%;display:flex;flex-direction:column}.page-pair{flex:1;display:flex;flex-direction:column;padding:calc(var(--safe-top) + 24px) 20px var(--safe-bottom);gap:16px;max-width:480px;margin:0 auto;width:100%}.page-pair__header h1{font-size:22px;margin:0 0 6px}.pair-form{display:flex;flex-direction:column;gap:14px}.pair-form label{display:flex;flex-direction:column;gap:6px}.pair-form label>span{font-size:13px;color:var(--fg-muted)}.pair-form input{background:var(--bg-elev);border:1px solid var(--border);color:var(--fg);padding:12px 14px;border-radius:10px;font-size:15px;font-family:inherit}.pair-form input:focus{outline:2px solid var(--accent);border-color:var(--accent)}.btn{background:var(--bg-elev);border:1px solid var(--border);padding:12px 18px;border-radius:10px;font-weight:600}.btn-primary{background:var(--accent);color:#0e1116;border-color:var(--accent)}.btn-primary:disabled{opacity:.55}.alert{padding:10px 12px;border-radius:8px;font-size:13px}.alert-err{background:#f8514926;color:var(--error)}.alert-ok{background:#3fb95026;color:var(--online)}.page-pair__footer{margin-top:auto;padding-top:24px}.page-home{flex:1;display:flex;flex-direction:column;height:100%;overflow:hidden}.topbar{display:flex;align-items:center;gap:8px;padding:calc(var(--safe-top) + 6px) 12px 6px;border-bottom:1px solid var(--border);background:var(--bg-elev)}.topbar__title{flex:1;display:flex;flex-direction:column;align-items:center;font-size:13px}.topbar__title .alias{font-size:16px;font-weight:600}.topbar__title .ws-state{font-size:11px;color:var(--fg-muted)}.topbar__title .ws-state[data-state=open]{color:var(--online)}.topbar__title .ws-state[data-state=connecting],.topbar__title .ws-state[data-state=reconnecting]{color:var(--warn)}.topbar__title .ws-state[data-state=fatal]{color:var(--error)}.icon-btn{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;font-size:20px}.icon-btn:active{background:var(--bg-card)}.chat{flex:1;overflow-y:auto;padding:12px 12px 6px;display:flex;flex-direction:column;gap:10px}.empty{margin-top:40%;text-align:center;padding:0 24px}.msg{display:flex}.msg-user{justify-content:flex-end}.msg-system{justify-content:center}.msg__bubble{max-width:80%;padding:10px 14px;border-radius:14px;white-space:pre-wrap;word-break:break-word;line-height:1.45}.msg-user .msg__bubble{background:var(--accent);color:#0e1116;border-bottom-right-radius:4px}.msg-assistant .msg__bubble{background:var(--bg-card);color:var(--fg);border-bottom-left-radius:4px}.msg-system .msg__bubble{background:#d2992226;color:var(--warn);font-size:12px;font-family:ui-monospace,SF Mono,Menlo,monospace}.ws-log{margin-top:16px;padding:8px 12px;background:var(--bg-elev);border:1px solid var(--border);border-radius:8px;font-size:11px;color:var(--fg-muted)}.ws-log summary{cursor:pointer}.ws-log pre{max-height:200px;overflow:auto;margin:8px 0 0;font-family:ui-monospace,SF Mono,Menlo,monospace;white-space:pre-wrap;word-break:break-all}.bottom{padding:8px 10px calc(var(--safe-bottom) + 10px);background:var(--bg-elev);border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px}.capsules{display:flex;gap:8px;overflow-x:auto;padding:2px}.capsules__loading,.capsules__error{font-size:12px;color:var(--fg-muted);padding:8px 12px}.capsules__error{color:var(--error)}.capsule{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:999px;white-space:nowrap;font-size:13px;min-height:36px}.capsule__alias{font-size:14px}.capsule__id{color:var(--fg-muted);font-size:11px;font-family:ui-monospace,monospace}.capsule__dot{width:8px;height:8px;border-radius:50%;background:var(--offline);display:inline-block}.capsule--online .capsule__dot{background:var(--online)}.capsule--offline{opacity:.6}.capsule--selected{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.composer{display:flex;gap:8px;align-items:center}.composer__input{flex:1;background:var(--bg);border:1px solid var(--border);color:var(--fg);padding:10px 14px;border-radius:18px;font-size:15px;font-family:inherit;min-height:40px}.composer__input:focus{outline:none;border-color:var(--accent)}.composer__input:disabled{opacity:.55}.composer__send{width:40px;height:40px;border-radius:50%;background:var(--accent);color:#0e1116;font-size:18px;font-weight:700;display:grid;place-items:center}.composer__send:disabled{background:var(--border);color:var(--fg-muted)}.status-line{font-size:11px;text-align:center}.drawer-mask{position:fixed;inset:0;background:#00000080;z-index:50}.drawer{position:absolute;inset:0 30% 0 0;background:var(--bg-elev);padding:calc(var(--safe-top) + 16px) 16px var(--safe-bottom);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}.drawer h2{margin:0;font-size:18px}