:root{
  --navy:#1F2854;
  --emerald:#01b88e;
  --bg:#f6f8fa;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e5e7eb;
  --shadow: 0 10px 30px rgba(15,23,42,.08);
  --radius:16px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
}

.shell{min-height:100vh; display:flex; flex-direction:column;}

.topbar{
  height:64px;
  background:var(--card);
  border-bottom:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
}

.brand{display:flex; align-items:center; gap:10px;}
.mark{
  width:38px; height:38px;
  border-radius:12px;
  background:var(--navy);
  color:white;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
}
.name{font-weight:800; letter-spacing:.2px;}
.sub{font-size:12px; color:var(--muted); margin-top:2px;}

.pill{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--muted);
  background:#fff;
}

.main{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}

.card{
  width:min(860px, 100%);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px;
}

h1{margin:0 0 6px; font-size:22px;}
.muted{color:var(--muted); margin:0 0 16px; line-height:1.5;}

.grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:12px;
  margin:14px 0 16px;
}

.ws{
  text-align:left;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  padding:14px;
  cursor:pointer;
  transition: transform .06s ease, border-color .12s ease, box-shadow .12s ease;
}
.ws:hover{
  border-color: rgba(1,184,142,.45);
  box-shadow: 0 6px 18px rgba(15,23,42,.06);
  transform: translateY(-1px);
}
.ws.selected{
  border-color: var(--emerald);
  box-shadow: 0 0 0 3px rgba(1,184,142,.15);
}
.ws-title{font-weight:800;}
.ws-sub{color:var(--muted); font-size:13px; margin-top:4px;}

.row{
  display:flex;
  justify-content:flex-end;
  gap:10px;
}

.btn{
  height:38px;
  padding:0 14px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
  font-weight:700;
}
.btn.primary{
  background:var(--emerald);
  border-color: var(--emerald);
  color:#fff;
}
.btn.secondary{
  color:var(--navy);
}

.note{
  margin-top:12px;
  font-size:13px;
  color:var(--muted);
  min-height:18px;
}

@media (max-width: 720px){
  .grid{grid-template-columns:1fr;}
  .row{justify-content:stretch;}
  .btn{flex:1;}
}