:root{
  --bg: #111;
  --fg: #e8e8e8;
  --muted: #b7b7b7;
  --line: #2b2b2b;

  --panel: #161616;
  --input: #1f1f1f;

  --info: #28a6f5;
  --success: #4bb543;
  --warning: #dfb200;
  --error: #ff4433;
}

*{ box-sizing: border-box; }
html,body{ height: 100%; }

body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: var(--bg);
  color: var(--fg);
}

.wrap{
  width: min(780px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 60px;
}

.top h1{
  margin: 0;
  font-size: 22px;
  letter-spacing: 0.2px;
}

.sub{
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.controls{
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);

  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px 14px;
  align-items: center;
}

label{
  color: var(--muted);
  font-size: 13px;
}

textarea,
input[type="text"],
input[type="number"],
select{
  width: 100%;
  background: var(--input);
  color: var(--fg);
  border: 1px solid #3a3a3a;
  border-radius: 4px;
  padding: 10px 10px;
  outline: none;
}

textarea{ resize: vertical; min-height: 70px; }
select{ padding: 10px 8px; }

input[type="color"]{
  width: 48px;
  height: 40px;
  padding: 0;
  border: 1px solid #3a3a3a;
  border-radius: 4px;
  background: var(--input);
}

.color-row{
  display: grid;
  grid-template-columns: 1fr 52px 140px;
  gap: 10px;
  align-items: center;
}

.duration-row,
.check-row{
  display: flex;
  gap: 10px;
  align-items: center;
}

.check-row input{ width: 18px; height: 18px; }

.hint{
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.actions{
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

button{
  background: var(--info);
  color: #081018;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 10px 12px;
  font-weight: 600;
  cursor: pointer;
}

button:hover{ filter: brightness(1.08); }

button.ghost{
  background: transparent;
  color: var(--fg);
  border: 1px solid #3a3a3a;
}

button.ghost:hover{ border-color: #555; }

.code{
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.code-head{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 10px;
}

.code-box{
  margin: 0;
  padding: 12px;
  border: 1px solid #3a3a3a;
  border-radius: 4px;
  background: var(--input);
  overflow: auto;
  line-height: 1.45;
}

.muted{ color: var(--muted); font-size: 13px; }

.mono{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
}

.foot{
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}