/* minimal, clean */
:root{
  --bg:#f4f6f8;
  --card:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --line:#e5e7eb;
  --brand:#111827;
  --primary:#2563eb;
}

*{ box-sizing:border-box; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
}
.layout{
  display:grid;
  grid-template-columns: 260px 1fr;
  min-height:100vh;
}
.sidebar{
  background:var(--brand);
  color:#fff;
  padding:14px 12px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.brand{
  font-weight:900;
  letter-spacing:-.02em;
  font-size:18px;
  padding:8px 10px;
}
nav{ display:flex; flex-direction:column; gap:6px; padding:0 6px; }
.navbtn{
  border:0;
  background:rgba(255,255,255,.08);
  color:#fff;
  padding:10px 10px;
  border-radius:12px;
  cursor:pointer;
  text-align:left;
  font-weight:800;
}
.navbtn.active{ background:rgba(255,255,255,.18); }
.sidebox{
  margin-top:8px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  border-radius:14px;
  padding:10px;
}
.sidebox-title{
  font-weight:900;
  margin-bottom:10px;
}
.lbl{
  display:block;
  font-size:12px;
  color:rgba(255,255,255,.75);
  margin:10px 0 6px;
}
.sidebar input, .sidebar select{
  width:100%;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.16);
  padding:10px;
  background:rgba(17,24,39,.6);
  color:#fff;
  outline:none;
}
.ghost{
  background:transparent;
  border:1px solid rgba(255,255,255,.22);
  color:#fff;
  padding:10px 12px;
  border-radius:12px;
  cursor:pointer;
  font-weight:800;
}
.footnote{
  margin-top:auto;
  font-size:12px;
  color:rgba(255,255,255,.6);
  padding:0 10px;
}

.main{ padding:0; }
.topbar{
  background:var(--card);
  border-bottom:1px solid var(--line);
  padding:14px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.topbar h1{
  margin:0;
  font-size:20px;
  letter-spacing:-.02em;
}
.actions{ display:flex; gap:8px; align-items:center; }
.actions button{
  border:0;
  background:var(--primary);
  color:#fff;
  padding:10px 12px;
  border-radius:12px;
  cursor:pointer;
  font-weight:900;
}
.actions button.ghost{
  background:#fff;
  color:var(--text);
  border:1px solid var(--line);
}

.status{
  padding:10px 18px;
  color:var(--muted);
  font-size:13px;
}

.panel{
  margin:10px 18px 18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:18px;
  overflow:hidden;
}
.panel.hidden{ display:none; }
.panelhead{
  padding:14px 14px;
  border-bottom:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
}
.ph-title{ font-weight:900; }
.ph-sub{ color:var(--muted); font-size:12px; margin-top:4px; }

#newsList{ padding:14px; }
.news{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px;
  margin-bottom:10px;
}
.news a{
  font-weight:900;
  color:var(--text);
  text-decoration:none;
}
.news a:hover{ text-decoration:underline; }
.news small{
  display:block;
  color:var(--muted);
  margin-top:6px;
}

.hint{
  margin:12px 14px;
  padding:10px 12px;
  border-radius:14px;
  background:#f9fafb;
  border:1px solid var(--line);
  color:#374151;
  font-size:13px;
}
.mono{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

.formgrid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
  padding:14px;
}
.formgrid .span2{ grid-column: 1 / span 2; }
.formgrid input{
  width:100%;
  border-radius:12px;
  border:1px solid var(--line);
  padding:12px;
  outline:none;
}

.footer{
  padding:14px 18px 24px;
  color:var(--muted);
  font-size:12px;
}