:root{
  --bg:#0b0d12;
  --panel:#12161f;
  --panel-2:#181d29;
  --line:#222838;
  --text:#e6e9f2;
  --muted:#8a93a8;
  --accent:#7c5cff;
  --accent-2:#54e3c2;
  --danger:#ff5d6c;
  --ok:#43d39e;
  --warn:#f5b948;
  font-synthesis-weight:none;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:14px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Segoe UI,system-ui,sans-serif}
a{color:var(--accent-2);text-decoration:none}
a:hover{text-decoration:underline}

.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#0e1119,#0b0d12);
  position:sticky;top:0;z-index:5;
}
.brand{display:flex;align-items:center;gap:12px}
.brand .logo{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#0b0d12;font-weight:900;display:grid;place-items:center;font-size:22px;
}
.brand-name{font-weight:600;letter-spacing:.3px}
.brand-sub{color:var(--muted);font-size:12px;margin-top:2px}

.status{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--warn)}
.dot.ok{background:var(--ok)}
.dot.bad{background:var(--danger)}

.container{max-width:880px;margin:24px auto 80px;padding:0 16px}

.tabs{display:flex;gap:6px;margin-bottom:16px;border-bottom:1px solid var(--line)}
.tab{
  background:transparent;border:0;color:var(--muted);
  padding:10px 14px;font-size:14px;cursor:pointer;border-bottom:2px solid transparent;
}
.tab:hover{color:var(--text)}
.tab.active{color:var(--text);border-bottom-color:var(--accent)}

.panel{display:none;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}
.panel.active{display:block}

.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field span{color:var(--muted);font-size:12px}
.field.small{flex:1}
.row{display:flex;gap:12px}
textarea,input[type=text],input[type=url],input[type=file],select{
  width:100%;background:var(--panel-2);color:var(--text);
  border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;
  outline:none;transition:border-color .15s;
  font-family:inherit;
}
textarea:focus,input:focus,select:focus{border-color:var(--accent)}
.hint{color:var(--muted);font-size:12px}
.clone-mode{display:flex;gap:18px;margin-bottom:10px;color:var(--muted);font-size:13px}
.clone-mode label{cursor:pointer}

button.primary{
  background:linear-gradient(135deg,var(--accent),#5a44d6);
  color:#fff;border:0;border-radius:10px;padding:11px 18px;font-size:14px;font-weight:600;
  cursor:pointer;transition:transform .05s, box-shadow .15s;box-shadow:0 6px 18px rgba(124,92,255,.25);
}
button.primary:hover{box-shadow:0 8px 22px rgba(124,92,255,.35)}
button.primary:active{transform:translateY(1px)}
button.primary[disabled]{opacity:.5;cursor:not-allowed;box-shadow:none}

.result{margin-top:20px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}
.result h3{margin:0 0 10px;font-size:14px;color:var(--muted);font-weight:500}
audio{width:100%}
.meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-top:8px;align-items:center}
.meta a{margin-left:auto;color:var(--accent-2);font-size:13px}

.log{margin-top:16px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px}
.log-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.log-head button{background:transparent;border:1px solid var(--line);color:var(--muted);padding:4px 10px;border-radius:6px;cursor:pointer;font-size:12px}
.log pre{margin:0;max-height:180px;overflow:auto;font-size:12px;color:var(--muted);white-space:pre-wrap;word-break:break-all}

.footer{
  position:fixed;bottom:0;left:0;right:0;padding:8px 16px;
  background:rgba(11,13,18,.88);backdrop-filter:blur(8px);
  border-top:1px solid var(--line);color:var(--muted);font-size:12px;text-align:center;
}
.footer code{background:var(--panel-2);padding:2px 6px;border-radius:4px;color:var(--accent-2)}
.footer .sep{margin:0 8px;opacity:.5}

@media (max-width:520px){
  .topbar{padding:12px 14px}
  .brand-sub{display:none}
  .row{flex-direction:column}
}