:root{
  --bg:#0f0f12;
  --card:#16161b;
  --muted:#9aa0a6;
  --text:#e8eaed;
  --line:#2a2b33;
  --primary:#4f8cff;
  --primary2:#2dd4bf;
  --danger:#ff5b5b;
  --radius:14px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  background:var(--bg);
  color:var(--text);
}

.topbar{
  position:sticky; top:0;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 14px;
  background:rgba(15,15,18,.9);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
  z-index:10;
}
.brand{font-weight:800; letter-spacing:.3px}
.topbar-right{display:flex; gap:8px}

.tabs{
  display:flex;
  position:sticky; top:56px;
  background:rgba(15,15,18,.9);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
  z-index:9;
}
.tab{
  flex:1;
  padding:12px 10px;
  background:transparent;
  color:var(--muted);
  border:0;
  font-weight:700;
}
.tab.active{color:var(--text); border-bottom:2px solid var(--primary)}

.main{padding:14px; padding-bottom:40px; max-width:980px; margin:0 auto}
.view{display:none}
.view.active{display:block}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:14px;
  box-shadow: 0 6px 24px rgba(0,0,0,.25);
}

h2{margin:0 0 10px 0}
label{display:block; font-size:13px; color:var(--muted); margin:10px 0 6px}
input,select,textarea{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#111117;
  color:var(--text);
  outline:none;
}
textarea{min-height:260px; resize:vertical; line-height:1.6}

.row{display:flex; gap:10px; align-items:flex-end}
.row > * {flex:1}
.row button{flex:0 0 auto}

.grid2{
  display:grid;
  grid-template-columns: 1fr;
  gap:10px;
}
@media (min-width:720px){
  .grid2{grid-template-columns:1fr 1fr;}
}

.actions{display:flex; gap:10px; margin-top:12px; flex-wrap:wrap}

.btn{
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#111117;
  color:var(--text);
  font-weight:800;
}
.btn.primary{
  background:linear-gradient(135deg, var(--primary), var(--primary2));
  border:0;
  color:#081018;
}
.btn.ghost{
  background:transparent;
}

.note{
  margin-top:12px;
  padding:10px 12px;
  border-radius:12px;
  border:1px dashed var(--line);
  color:var(--muted);
  white-space:pre-wrap;
}

.muted{color:var(--muted)}
.small{font-size:12px}

.details{
  margin-top:10px;
  border:1px solid var(--line);
  border-radius:12px;
  padding:8px 10px;
  background:#121219;
}
.details summary{cursor:pointer; color:var(--muted); font-weight:700}

.checks{display:flex; gap:12px; flex-wrap:wrap}
.checks label{margin:0; color:var(--text); font-size:13px}

.result{margin-top:12px}
.result-head{display:flex; align-items:center; justify-content:space-between; gap:10px}
.result h3{margin:0}
.pill{
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:12px;
}
.summary{color:var(--muted); line-height:1.6}

.list{display:flex; flex-direction:column; gap:10px; margin-top:10px}
.item{
  border:1px solid var(--line);
  border-radius:12px;
  padding:12px;
  background:#111117;
}
.item .top{display:flex; justify-content:space-between; gap:10px; align-items:center}
.item .title{font-weight:900}
.item .meta{color:var(--muted); font-size:12px; margin-top:6px}
.item .buttons{display:flex; gap:8px; flex-wrap:wrap; margin-top:10px}

.dialog::backdrop{background:rgba(0,0,0,.5)}
.dialog-inner{
  width:min(520px, 92vw);
  border:1px solid var(--line);
  background:var(--card);
  border-radius:16px;
  padding:14px;
  color:var(--text);
}