:root{
  --bg:#071018;
  --card:#0f1f2a;
  --text:#e9f7ff;
  --muted:#b7d3e5;
  --line:rgba(233,247,255,.12);
  --accent:#4dc0ff;
  --accent2:#5cffc8;
  --danger:#ff5a7a;
}
*{box-sizing:border-box}
body{margin:0; font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Noto Sans CJK TC","Noto Sans",sans-serif; background:var(--bg); color:var(--text)}
.top{display:flex; justify-content:space-between; align-items:center; padding:18px; border-bottom:1px solid var(--line); position:sticky; top:0; background:rgba(7,16,24,.92); backdrop-filter:blur(10px); z-index:10}
.brand{display:flex; gap:12px; align-items:center}
.logo{width:40px;height:40px;border-radius:12px; display:grid; place-items:center; background:linear-gradient(135deg,var(--accent),var(--accent2)); color:#021018; font-weight:900}
.name{font-weight:900}
.tag{color:var(--muted); font-size:12px}
.actions{display:flex; gap:10px}
.wrap{max-width:1000px; margin:0 auto; padding:18px}
.card{background:rgba(15,31,42,.85); border:1px solid var(--line); border-radius:16px; padding:14px; margin-bottom:14px}
.row{display:flex; gap:10px; flex-wrap:wrap; align-items:flex-end}
.field{display:flex; flex-direction:column; gap:6px; min-width:220px}
.field.grow{flex:1}
.field span{color:var(--muted); font-size:12px}
input,select,textarea{padding:10px 10px; border-radius:12px; border:1px solid rgba(233,247,255,.18); background:rgba(7,16,24,.6); color:var(--text); outline:none}
input:focus,select:focus,textarea:focus{border-color: rgba(77,192,255,.55)}
.btn{padding:10px 12px; border-radius:12px; border:1px solid rgba(233,247,255,.18); background:linear-gradient(135deg, rgba(77,192,255,.92), rgba(92,255,200,.82)); color:#021018; font-weight:900; cursor:pointer}
.btn.ghost{background:transparent; color:var(--text)}
.btn.danger{background:transparent; color:var(--danger); border-color: rgba(255,90,122,.35)}
.btn:disabled{opacity:.5; cursor:not-allowed}
.errors{margin-top:10px; color:#ffd2db}
.result{padding:12px; border-radius:14px; border:1px solid rgba(233,247,255,.12); background:rgba(7,16,24,.35)}
.result.empty{color:rgba(233,247,255,.6)}
.hint{margin:10px 0 0; color:rgba(233,247,255,.7); font-size:12px; line-height:1.5}
.links{margin:0; padding-left:18px; color:rgba(233,247,255,.85)}
.links a{color:var(--accent2)}
.footer{color:rgba(233,247,255,.55); font-size:12px; padding-top:4px}