*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%}
body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;background:var(--bgGradient,#05070c);color:#e5e7eb;overflow:hidden}
:root{--bgGradient:radial-gradient(1200px 700px at 50% -20%, rgba(74,210,255,.18), transparent 60%),radial-gradient(900px 560px at 80% 0%, rgba(124,58,237,.16), transparent 58%),linear-gradient(180deg,#05070c,#0a0f1e);--assistantBubble:#1b2538;--userBubble:#2563eb;--accent:#4ad2ff}
.app{height:100dvh;display:flex;flex-direction:column;position:relative;max-width:600px;width:100%;margin:0 auto}
.topbar{position:sticky;top:0;z-index:20;padding:14px 16px;background:linear-gradient(180deg,rgba(5,7,12,.95),rgba(5,7,12,.72));backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08)}
.brand{font-size:13px;font-weight:800;letter-spacing:.5px;opacity:.9}.agent{font-size:17px;font-weight:750;margin-top:2px}.subtitle{font-size:12px;color:#9ca3af;margin-top:2px}
.messages{flex:1;overflow:auto;padding:14px 14px 172px;scroll-behavior:smooth}
.msg{max-width:86%;padding:11px 12px;border-radius:14px;margin:0 0 10px;line-height:1.32;font-size:14px;border:1px solid rgba(255,255,255,.08);box-shadow:0 8px 26px rgba(0,0,0,.24)}
.msg.assistant{background:var(--assistantBubble);margin-right:auto}.msg.user{background:var(--userBubble);margin-left:auto}.msg.system{background:rgba(255,255,255,.05);margin:8px auto;border-style:dashed;color:#cbd5e1;font-size:12px;text-align:center}
.msg .msgLink,.msg .msgLink:visited{color:#fff;font-weight:700;text-decoration:underline;word-break:break-all}
.msg.typing{width:58px;min-height:36px;display:flex;align-items:center;justify-content:center}
.typingDots{display:inline-flex;gap:4px}.typingDots i{width:6px;height:6px;border-radius:999px;background:#b6c2d4;display:block;opacity:.4;animation:blink 1.1s infinite}.typingDots i:nth-child(2){animation-delay:.15s}.typingDots i:nth-child(3){animation-delay:.3s}
@keyframes blink{0%,80%,100%{opacity:.35;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}
.quick{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;align-items:center;margin:0 0 10px}
.suggestions{display:flex;flex-direction:column;gap:6px;margin:0 0 10px}
.suggestions.hidden{display:none}
.suggestionsHint{font-size:11px;color:#9fb0c8;padding:0 2px}
.suggestionsRow{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.chip{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);color:#dbeafe;padding:8px 10px;border-radius:999px;font-size:12px;cursor:pointer}.chip:hover{border-color:var(--accent);color:#fff}
.chip.reset{border-color:rgba(74,210,255,.42);background:rgba(74,210,255,.12);color:#e6f7ff}
.chip.suggestionChip{background:rgba(74,210,255,.12);border-color:rgba(74,210,255,.26)}
.dock{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:linear-gradient(180deg,rgba(8,10,16,.2),rgba(8,10,16,.96) 28%)}
.dockInner{max-width:600px;margin:0 auto}
.composer{width:100%;display:flex;gap:8px;padding:10px;background:rgba(14,19,30,.96);border:1px solid rgba(255,255,255,.15);border-radius:14px;box-shadow:0 14px 40px rgba(0,0,0,.4)}
.composer input{flex:1;background:transparent;border:0;outline:0;color:#f3f4f6;font-size:14px}.send{border:0;background:var(--accent);color:#05101a;font-weight:800;padding:9px 12px;border-radius:10px;cursor:pointer}