:root{
  --bg:#0b1220;--card:#121a2b;--line:#1e2a44;--txt:#e8eefc;--muted:#8b9bb8;
  --acc:#3d8bfd;--acc2:#22c55e;--danger:#ef4444;--blue:#1d4ed8;
  --radius:16px;--pad:14px;--font:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--txt);font-family:var(--font);min-height:100%;-webkit-tap-highlight-color:transparent}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--acc);text-decoration:none}
img{display:block;max-width:100%}
.app{
  max-width:480px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;
  background:linear-gradient(180deg,#0b1220 0%,#101828 100%);
  background-image:linear-gradient(180deg,rgba(11,18,32,.92),rgba(16,24,40,.96)),url(/assets/apk-ui/app_bg.png);
  background-size:cover;background-position:center top;
}

.topbar{padding:12px var(--pad) 0;position:sticky;top:0;z-index:5;background:rgba(11,18,32,.92);backdrop-filter:blur(8px)}
.dial-row{display:flex;gap:8px;align-items:center}
.peer-input{flex:1;background:#0c1424;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px}
.btn-call-round,.btn-pad-toggle{
  width:46px;height:46px;border:0;border-radius:12px;cursor:pointer;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;padding:0;
}
.btn-call-round{background:var(--acc2)}
.btn-call-round img{width:26px;height:26px;filter:brightness(0) invert(1)}
.btn-pad-toggle{background:#152038;border:1px solid var(--line)}
.btn-pad-toggle img{width:22px;height:22px;filter:brightness(0) invert(.9)}
.nav{display:flex;gap:6px;padding:10px 0 12px}
.nav button{
  flex:1;border:1px solid var(--line);background:#0f1728;color:var(--muted);
  padding:8px 4px;border-radius:12px;cursor:pointer;font-size:12px;
  display:flex;flex-direction:column;align-items:center;gap:4px;
}
.nav button img{width:20px;height:20px;opacity:.75;filter:brightness(0) invert(.7)}
.nav button.on{background:#173056;color:#fff;border-color:#2b4d86}
.nav button.on img{opacity:1;filter:brightness(0) invert(1)}

.view{display:none;flex:1;padding:0 var(--pad) 28px}
.view.on{display:block}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin-bottom:12px}
.card h3{margin:0 0 8px;font-size:15px}
.muted{color:var(--muted);font-size:13px;line-height:1.5}
.full{width:100%;display:block}
.row{display:flex;gap:10px;align-items:center}
.row>*{flex:1}
label.field{display:block;margin-bottom:10px;font-size:12px;color:var(--muted)}
label.field>span{display:block;margin-bottom:6px}
label.field.grow{flex:1;margin-bottom:0}
input,select,textarea{width:100%;background:#0c1424;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
textarea{min-height:72px;resize:vertical}

.lang-row{display:flex;gap:8px;align-items:flex-end;margin-bottom:12px}
.btn-swap{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#152038;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;
}
.btn-swap img{width:22px;height:22px;filter:brightness(0) invert(.9)}

.voice-pick{
  width:100%;display:flex;align-items:center;gap:12px;text-align:left;
  background:#0c1424;border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:10px;cursor:pointer;
}
.voice-pick img{width:28px;height:28px;filter:brightness(0) invert(.9)}
.vp-title{font-size:13px;color:#fff;font-weight:600}
.vp-sub{font-size:12px;color:var(--muted);margin-top:2px}
.chev{margin-left:auto;color:var(--muted);font-size:22px}

.btn{border:0;border-radius:12px;padding:12px 14px;cursor:pointer;font-weight:600}
.btn.primary{background:var(--acc);color:#fff}
.btn.green{background:var(--acc2);color:#052e16}
.btn.danger{background:var(--danger);color:#fff}
.btn.ghost{background:#152038;color:var(--txt);border:1px solid var(--line)}
.btn.sm{padding:8px 10px;font-size:13px;width:auto;display:inline-flex}

.pad-wrap{margin-top:8px}
.pad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.pad button{
  aspect-ratio:1;border-radius:50%;border:1px solid var(--line);
  background:#101a2e;font-size:22px;cursor:pointer;color:#fff;
}

.phone-banner{background:#152038;border:1px solid var(--line);border-radius:14px;padding:14px 12px;margin:8px 0 10px;text-align:left}
.phone-banner .status{font-size:18px;font-weight:700;color:#fff}
.phone-banner .call-timer{margin-top:8px;font-size:22px;font-weight:700;color:#86efac;letter-spacing:.04em}
.phone-banner.fail{background:#3b1111;border-color:#7f1d1d}
.phone-banner.fail .status{color:#fecaca}
.phone-banner.ok{background:#14532d;border-color:#166534}
.phone-banner.ok .status{color:#bbf7d0}
.phone-banner.ring .status{color:#93c5fd}

.call-hero{text-align:center;background:linear-gradient(180deg,#1e3a8a 0%,#121a2b 70%)}
.call-ico{
  width:88px;height:88px;border-radius:50%;margin:8px auto;background:var(--blue);
  display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(29,78,216,.35);
}
.call-ico img{width:44px;height:44px;filter:brightness(0) invert(1)}
.call-num{font-size:22px;font-weight:700;margin:10px 0 4px;letter-spacing:.02em;word-break:break-all}
.feat{color:#93c5fd;font-size:14px}
.op-line{margin-top:10px;font-size:12px}

.translate-card .tr-block{margin-bottom:14px}
.tr-title{font-size:13px;color:#c7d2fe;margin-bottom:8px;font-weight:600}
.cap-zh{background:#0a1220;border:1px solid #2b4d86;border-radius:12px;padding:12px;min-height:56px;color:#fde68a;font-size:16px;line-height:1.5;white-space:pre-wrap}
.sub-me{margin-top:8px;color:#93c5fd}
.type-row{display:flex;gap:8px;align-items:stretch}
.type-row textarea{flex:1;min-height:64px}
.btn-send-ico{
  width:52px;border:0;border-radius:12px;background:var(--acc);color:#fff;
  font-size:20px;cursor:pointer;flex-shrink:0;
}

.call-controls{
  display:grid;grid-template-columns:repeat(5,1fr);gap:6px;
  margin:4px 0 12px;padding:8px 0;
}
.ctl{
  border:0;background:transparent;color:var(--muted);cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:6px;padding:6px 2px;font-size:11px;
}
.ctl img{width:52px;height:52px}
.ctl .on{display:none}
.ctl[data-on="1"] .off{display:none}
.ctl[data-on="1"] .on{display:block}
.ctl.hang span{color:#fecaca}
.ctl span{line-height:1.2}
.in-pad{margin-bottom:12px}
.inline-ico{width:18px;height:18px;display:inline-block;vertical-align:middle;filter:brightness(0) invert(.9)}

.quick-chips{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.quick-chips button{
  border:1px solid var(--line);background:#152038;color:#fff;border-radius:999px;
  padding:8px 12px;font-size:13px;cursor:pointer;
}
.quick-panel{margin-bottom:12px}

.voice-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.voice-head h3{margin:0}
.voice-list{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.voice-item{
  display:flex;align-items:center;gap:10px;padding:12px;border-radius:12px;
  border:1px solid var(--line);background:#0c1424;cursor:pointer;
}
.voice-item.on{border-color:#3d8bfd;background:#132445}
.voice-item .vi-name{flex:1;font-size:14px}
.voice-item .vi-meta{font-size:12px;color:var(--muted)}
.voice-item .vi-play{
  width:40px;height:40px;border:0;border-radius:10px;background:#152038;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
}
.voice-item .vi-play img{width:22px;height:22px;filter:brightness(0) invert(.9)}

.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#1f2937;border:1px solid var(--line);padding:10px 14px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:9;max-width:90%}
.toast.on{opacity:1}
#buildTag{position:fixed;left:6px;bottom:6px;z-index:10070;font-size:10px;opacity:.55}
.hist-item{border-bottom:1px solid var(--line);padding:10px 0}
.hist-item:last-child{border-bottom:0}

body.in-call .topbar{display:none}

.sheet-mask{
  position:fixed;inset:0;z-index:40;background:rgba(0,0,0,.55);
  display:flex;align-items:flex-end;justify-content:center;
}
.sheet-mask[hidden]{display:none!important}
.sheet{
  width:100%;max-width:480px;max-height:78vh;overflow:auto;
  background:var(--card);border:1px solid var(--line);
  border-radius:16px 16px 0 0;padding:12px 14px 18px;
}
.sheet-handle{
  width:40px;height:4px;border-radius:2px;background:#334155;margin:4px auto 12px;
}
.sheet h3{margin:0 0 4px;font-size:17px}
.peer-book-list{margin-top:8px}
.peer-book-item{
  display:flex;align-items:center;gap:8px;padding:10px 0;
  border-bottom:1px solid var(--line);cursor:pointer;
}
.peer-book-item:last-child{border-bottom:0}
.peer-book-item b{flex:1;font-size:15px;word-break:break-all}
.peer-book-item .del{
  border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:18px;padding:4px 8px;
}
.peer-book-count{color:#86efac;font-size:14px;font-weight:600;white-space:nowrap}