/* ── AI Agent Tab ── */

.ai-layout {
  display: grid;
  grid-template-columns: var(--ai-col-width, 420px) 5px 1fr;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.ai-config-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border-right: 1px solid var(--border);
  background: var(--surface2);
  overflow: hidden;
}

.ai-output-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  background: var(--surface);
  overflow: hidden;
}

.ai-output-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.2rem 1.4rem;
  font-size: 0.82rem;
  color: var(--text2);
}

#ai-output-cm-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#ai-output-cm-wrap .CodeMirror {
  flex: 1;
  height: 100%;
  font-size: 0.78rem;
  font-family: 'JetBrains Mono', 'Fira Mono', monospace;
  background: var(--surface);
  color: var(--text2);
}

.ai-output-empty {
  display: block;
  color: var(--text3);
  font-style: italic;
  font-size: 0.75rem;
  margin-top: 0.5rem;
}

/* Symbol rows */
.ai-sym-header-row {
  display: grid;
  grid-template-columns: 3rem 1fr 1fr 1.8rem;
  gap: 0.4rem;
  padding: 0 0.1rem 0.3rem;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text3);
  text-transform: uppercase;
}

.ai-sym-row {
  display: grid;
  grid-template-columns: 3rem 1fr 1fr 1.8rem;
  gap: 0.4rem;
  align-items: center;
  margin-bottom: 0.35rem;
}

.ai-sym-row input[type="number"] {
  width: 100%;
}

.ai-sym-row select {
  width: 100%;
  font-size: 0.74rem;
}

.ai-sym-row input[type="text"] {
  width: 100%;
  font-size: 0.74rem;
}

.ai-sym-tier-normal   { border-left: 2px solid var(--accent); }
.ai-sym-tier-senior   { border-left: 2px solid #f5a623; }
.ai-sym-tier-junior   { border-left: 2px solid #7ed321; }
.ai-sym-tier-wild     { border-left: 2px solid #9b59b6; }
.ai-sym-tier-scatter  { border-left: 2px solid #e74c3c; }
.ai-sym-tier-multiwild{ border-left: 2px solid #e91e8c; }

/* Line definitions grid — container-query driven: 1→2→3→4 cols as config col widens */
.ai-config-col {
  container-type: inline-size;
  container-name: ai-config;
}

#ai-lines-list.rtp-lines-grid {
  grid-template-columns: 1fr;
}

@container ai-config (min-width: 340px) {
  #ai-lines-list.rtp-lines-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@container ai-config (min-width: 500px) {
  #ai-lines-list.rtp-lines-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
  #ai-lines-list .rtp-line-input {
    font-size: 0.72rem;
    padding-left: 0.3rem;
    padding-right: 0.2rem;
  }
  #ai-lines-list .rtp-line-label {
    font-size: 0.62rem;
    width: 18px;
  }
}

@container ai-config (min-width: 640px) {
  #ai-lines-list.rtp-lines-grid {
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }
  #ai-lines-list .rtp-line-input {
    font-size: 0.7rem;
    padding-left: 0.25rem;
    padding-right: 0.15rem;
  }
  #ai-lines-list .rtp-line-label {
    font-size: 0.6rem;
    width: 16px;
  }
}