:root{
  --bg:#f7f8fa;
  --card:#ffffff;
  --muted:#6b7280;
  --accent:#0f766e;
  --danger:#ef4444;
  --radius:14px;
  --gap:12px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color-scheme: light;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:linear-gradient(180deg,var(--bg),#ffffff);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

.card{
  width:100%;
  max-width:760px;
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:0 8px 30px rgba(16,24,40,0.08);
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:16px;
}

.headline{
  margin:0;
  font-size:20px;
  font-weight:600;
  color:var(--accent);
  text-align:left;
}

.comment-form{
  display:flex;
  flex-direction:column;
  gap:10px;
}

.comment-form input,
.comment-form textarea{
  width:100%;
  border:1px solid #e6e9ef;
  padding:10px 12px;
  border-radius:10px;
  font-size:14px;
  outline:none;
  resize:vertical;
}

.comment-form input:focus,
.comment-form textarea:focus{
  border-color:rgba(15,118,110,0.16);
  box-shadow:0 6px 18px rgba(15,118,110,0.06);
}

.actions{
  display:flex;
  gap:8px;
  justify-content:flex-end;
  align-items:center;
}

.btn{
  background:var(--accent);
  color:white;
  border:none;
  padding:10px 14px;
  border-radius:10px;
  font-weight:600;
  min-width:72px;
  cursor:pointer;
}

.btn.alt{
  background:transparent;
  color:var(--muted);
  border:1px solid #eef2f5;
}

.status{
  margin:0;
  font-size:13px;
  color:var(--muted);
  min-height:18px;
}

.comments{
  margin-top:6px;
  display:flex;
  flex-direction:column;
  gap:8px;
}

.comment{
  border-radius:12px;
  padding:10px;
  background:linear-gradient(180deg,#fbfeff,#ffffff);
  border:1px solid #f0f3f5;
  font-size:14px;
}

.comment .meta{
  font-size:12px;
  color:var(--muted);
  margin-bottom:6px;
}

.sr{position:absolute!important;height:1px;width:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
@media (max-width:460px){
  .card{padding:14px}
  .headline{font-size:18px}
  .btn{padding:10px 12px;min-width:56px}
}