:root{ --navy:#0f2f74; --blue:#1e50c8; --blue2:#5b8bff; --ink:#eaf0ff; --muted:#9fb0d6; --card:rgba(255,255,255,.06); --line:rgba(120,150,255,.18); }
*{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html,body{ margin:0; min-height:100%; }
body{
  font-family:"Segoe UI",system-ui,-apple-system,sans-serif; color:var(--ink);
  background:
    radial-gradient(700px 380px at 85% -10%, rgba(30,80,200,.33), transparent 60%),
    radial-gradient(600px 400px at -10% 110%, rgba(91,139,255,.16), transparent 55%),
    linear-gradient(170deg,#0c1326 0%, #0f1830 60%, #111a38 100%);
  background-attachment:fixed; min-height:100dvh;
}
.app{ max-width:520px; margin:0 auto; padding:18px 18px calc(18px + env(safe-area-inset-bottom)); min-height:100dvh; display:flex; flex-direction:column; }
header{ display:flex; align-items:center; gap:11px; }
.logo{ width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-weight:800;font-size:18px;color:#fff;background:linear-gradient(145deg,#5b8bff,#1e50c8);box-shadow:0 4px 14px rgba(30,80,200,.5); }
.brand{ font-weight:800; font-size:20px; background:linear-gradient(90deg,#eaf0ff,#a9c2ff); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.gear{ margin-left:auto; background:transparent; border:0; color:var(--muted); font-size:22px; cursor:pointer; padding:4px 8px; }

.panel{ background:var(--card); border:1px solid var(--line); border-radius:16px; padding:14px; margin-top:12px; display:grid; gap:10px; }
.panel.hidden{ display:none; }
.panel label{ font-size:12px; color:var(--muted); display:grid; gap:5px; }
.panel select, .panel input{ background:#1b2a52; color:var(--ink); border:1px solid var(--line); border-radius:10px; padding:10px; font-size:15px; }

main{ flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:24px 0 10px; }
.mic{
  width:132px;height:132px;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;
  background:radial-gradient(circle at 40% 35%, #3a4a78, #1b2a52); box-shadow:0 12px 34px rgba(0,0,0,.45);
  transition:transform .1s, background .25s;
}
.mic:active{ transform:scale(.96); }
.mic svg{ width:58px;height:58px;fill:#cfe0ff; }
.mic.rec{ background:radial-gradient(circle at 40% 35%, #ff6b78, #e0243b); animation:pulse 1.4s ease-out infinite; }
.mic.rec svg{ fill:#fff; }
.mic.busy{ background:radial-gradient(circle at 40% 35%, #ffc24d, #d98a00); }
@keyframes pulse{ 0%{box-shadow:0 0 0 0 rgba(255,59,82,.5),0 12px 34px rgba(0,0,0,.45)} 70%{box-shadow:0 0 0 26px rgba(255,59,82,0),0 12px 34px rgba(0,0,0,.45)} 100%{box-shadow:0 0 0 0 rgba(255,59,82,0),0 12px 34px rgba(0,0,0,.45)} }
.status{ margin-top:16px; font-size:16px; font-weight:700; }

.result{ width:100%; margin-top:18px; background:var(--card); border:1px solid var(--line); border-radius:16px; padding:14px 15px; font-size:16px; line-height:1.55; min-height:88px; }
.result .muted{ color:var(--muted); }

.actions{ width:100%; display:flex; gap:10px; margin-top:12px; }
.btn{ flex:1; padding:14px 10px; border-radius:13px; border:1px solid var(--line); background:var(--card); color:var(--ink); font-size:15px; font-weight:700; cursor:pointer; }
.btn.primary{ background:linear-gradient(145deg,#2f7bd9,#1e50c8); border:0; }
.btn:disabled{ opacity:.4; }
.btn:active{ transform:scale(.98); }

.toast{ min-height:20px; margin-top:10px; font-size:13px; color:#9fe0b8; text-align:center; }
.toast.err{ color:#ff9aa6; }

.history{ margin-top:14px; }
.h-title{ font-size:11px; letter-spacing:1px; text-transform:uppercase; color:#9fc0ff; font-weight:800; margin-bottom:7px; }
.h-item{ background:var(--card); border:1px solid var(--line); border-radius:12px; padding:10px 12px; font-size:14px; margin-bottom:7px; color:var(--ink); cursor:pointer; }
.h-item:active{ background:rgba(30,80,200,.25); }
.h-empty{ color:var(--muted); font-size:13px; }

footer{ text-align:center; color:var(--muted); font-size:11px; margin-top:16px; }