:root{
  --bg:#f5f7fa;
  --card:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --border:#e5e7eb;
  --primary:#2563eb;
  --primary2:#1d4ed8;
  --danger:#dc2626;
  --success:#16a34a;
  --focus: rgba(37,99,235,.18);
  --radius:10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body{
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 16px;
  min-height: 100vh;
}

.container{
  max-width: 900px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
  padding: 18px;
}

.header{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 12px;
  margin-bottom: 14px;
}

h1{
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: .2px;
}

.subtitle{
  font-size: .85rem;
  color: var(--muted);
  margin-top: 4px;
}

.top-actions{
  display:flex;
  gap:10px;
  align-items:center;
  min-width: 180px;
}

.section{
  padding: 14px 0;
  border-top: 1px solid var(--border);
}
.section:first-of-type{ border-top: none; padding-top: 0; }

.section-title{
  font-size: .95rem;
  font-weight: 650;
  margin-bottom: 10px;
}

.grid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 12px;
}
.col-12{ grid-column: span 12; }
.col-6{ grid-column: span 6; }
.col-4{ grid-column: span 4; }
.col-3{ grid-column: span 3; }

@media (max-width: 820px){
  .col-6,.col-4,.col-3{ grid-column: span 12; }
  .header{ flex-direction: column; align-items:flex-start; }
  .top-actions{ width:100%; }
}

label{
  display:block;
  font-size: .84rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

.hint{
  font-size: .78rem;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.35;
}

input, select, textarea{
  width: 100%;
  padding: 10px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .92rem;
  background: #fff;
  color: var(--text);
  outline: none;
}

textarea{ min-height: 92px; resize: vertical; }

input:focus, select:focus, textarea:focus{
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--focus);
}

.rowbox{
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
}

.rowbox-title{
  font-size: .85rem;
  font-weight: 650;
  color:#374151;
  margin-bottom: 10px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
}

/* sliders */
.slider-top{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap: 10px;
  margin-bottom: 8px;
}
.slider-value{
  font-weight: 700;
  color: var(--primary);
  font-size: .9rem;
  white-space: nowrap;
}

input[type="range"]{
  padding: 0;
  height: 6px;
  border-radius: 999px;
  background: #e5e7eb;
  border: none;
  -webkit-appearance: none;
  appearance: none;
}

input[type="range"]::-webkit-slider-thumb{
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0,0,0,.2);
}

input[type="range"]::-moz-range-thumb{
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: none;
  box-shadow: 0 1px 2px rgba(0,0,0,.2);
}

.marks{
  display:flex;
  justify-content:space-between;
  font-size: .75rem;
  color: var(--muted);
  margin-top: 6px;
}

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 10px 12px;
  font-size: .92rem;
  font-weight: 650;
  cursor: pointer;
  user-select:none;
  width: 100%;
}
.btn-primary{ background: var(--primary); color:#fff; }
.btn-primary:hover{ background: var(--primary2); }
.btn-muted{ background: #6b7280; color:#fff; }
.btn-muted:hover{ filter: brightness(0.95); }
.btn-success{ background: var(--success); color:#fff; }
.btn-success:hover{ filter: brightness(0.95); }
.btn-danger{ background: var(--danger); color:#fff; }
.btn-danger:hover{ filter: brightness(0.95); }

.stack{ display:flex; gap:10px; }
@media (max-width: 820px){ .stack{ flex-direction: column; } }

.status{
  margin-top: 10px;
  font-size: .85rem;
  color: var(--muted);
  min-height: 1.2em;
}

.hidden{ display:none !important; }

.mini-btn{
  width: auto;
  padding: 7px 10px;
  border-radius: 8px;
  font-size: .85rem;
  font-weight: 650;
  cursor:pointer;
  border: 1px solid var(--border);
  background:#fff;
  color:#374151;
}
.mini-btn:hover{
  border-color: #cbd5e1;
  background:#f9fafb;
}
.mini-btn-danger{
  border-color: rgba(220,38,38,.35);
  color: var(--danger);
  background: #fff;
}
.mini-btn-danger:hover{
  background: rgba(220,38,38,.06);
  border-color: rgba(220,38,38,.5);
}

/* chips */
.chips{
  display:flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #eef2ff;
  border: 1px solid #c7d2fe;
  color: #1e3a8a;
  font-size: .85rem;
  font-weight: 650;
}
.chip button{
  border: none;
  background: transparent;
  cursor: pointer;
  color: #1e3a8a;
  font-weight: 900;
  line-height: 1;
  padding: 0;
}

.severity-list{
  margin-top: 12px;
  display:grid;
  gap: 10px;
}
.severity-item{
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 10px;
  padding: 10px 12px;
}
.severity-head{
  display:flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}
.severity-name{
  font-weight: 650;
  font-size: .9rem;
}

/* Force side effects input to be wide */
.sideeffect-row{
  display: flex;
  gap: 12px;
  align-items: stretch;
}

.sideeffect-input{
  flex: 1 1 auto;
  min-width: 240px;   /* increase if you want */
  width: 100%;
}

.sideeffect-btn{
  flex: 0 0 160px;    /* fixed button width */
  width: 160px;
}