/* Builder container ------------------------------------------------ */
#builder-details {
  margin: 1.25rem 0 1.5rem;
}
#builder-details > summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  user-select: none;
  color: var(--text-muted);
}
#builder-details > summary::-webkit-details-marker { display: none; }
#builder-details > summary::before {
  content: "▸";
  display: inline-block;
  font-size: 0.7em;
  color: var(--accent);
  transition: transform 0.15s ease;
}
#builder-details[open] > summary::before { transform: rotate(90deg); }
#builder-details > summary:hover { color: var(--text); }
#builder-details > .hint { margin-top: 0.75rem; }

.cron-builder {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0.6rem;
  margin: 0.85rem 0 0.25rem;
}

/* Field card --------------------------------------------------------- */
.cfb {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 0.55rem 0.7rem 0.65rem;
  box-shadow: var(--shadow);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.cfb:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.cfb-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}
.cfb-title {
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--text-muted);
}

/* Shared control chrome: match the site's select/input look, themed ---- */
.cfb select,
.cfb input[type="number"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.76rem;
  padding: 0.3rem 0.45rem;
  line-height: 1.2;
}
.cfb select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 1.7rem;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%239aa7b6' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.55rem center;
}
.cfb select:hover,
.cfb input[type="number"]:hover { border-color: var(--accent); }
.cfb select:focus,
.cfb input[type="number"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.cfb input[type="number"] { width: 4.4rem; }

.cfb-mode { width: 100%; font-weight: 600; }

/* Mode panels --------------------------------------------------------- */
.cfb-mode-panel {
  margin-top: 0.5rem;
  animation: cfb-fade-in 0.12s ease;
}
.cfb-mode-panel[hidden] { display: none; }
@keyframes cfb-fade-in {
  from { opacity: 0; transform: translateY(-2px); }
  to { opacity: 1; transform: translateY(0); }
}

.cfb-range,
.cfb-step {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  flex-wrap: wrap;
  color: var(--text-muted);
}

/* Chip picker ("Specific" mode) ---------------------------------------- */
.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  max-height: 110px;
  overflow-y: auto;
  padding: 0.15rem 0.35rem 0.15rem 0.05rem;
  margin: 0 -0.05rem;
}
.chip-grid::-webkit-scrollbar { width: 8px; }
.chip-grid::-webkit-scrollbar-track { background: transparent; }
.chip-grid::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 999px;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.9rem;
  padding: 0.24rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  user-select: none;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease, transform 0.08s ease;
}
.chip:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-1px);
}
.chip:active { transform: translateY(0); }
.chip.on {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(47, 109, 246, 0.35);
}