/* ============================================================
   Agent Factory — Dark Dashboard Theme
   Pure CSS, no preprocessor needed
   ============================================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary:    #0d1117;
  --bg-secondary:  #161b22;
  --bg-tertiary:   #1c2333;
  --bg-card:       #1a1f2e;
  --bg-hover:      #21262d;
  --bg-modal:      #161b22;

  --border:        #30363d;
  --border-light:  #21262d;

  --text-primary:  #e6edf3;
  --text-secondary:#8b949e;
  --text-muted:    #6e7681;

  --accent:        #58a6ff;
  --accent-hover:  #79b8ff;
  --success:       #3fb950;
  --success-bg:    rgba(63, 185, 80, 0.15);
  --warning:       #d29922;
  --warning-bg:    rgba(210, 153, 34, 0.15);
  --danger:        #f85149;
  --danger-bg:     rgba(248, 81, 73, 0.15);

  --radius:        8px;
  --radius-lg:     12px;
  --shadow:        0 4px 24px rgba(0,0,0,0.4);
  --transition:    0.2s ease;

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

html { font-size: 15px; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

#app {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

/* --- Health Banner --- */
.health-banner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  border-radius: var(--radius);
  margin-top: 1rem;
  font-size: 0.9rem;
  color: #ffa198;
}
.health-banner.hidden { display: none; }
.health-icon { font-size: 1.2rem; }

/* --- Header --- */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0 1rem;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 1.5rem;
}
.header-left { display: flex; align-items: baseline; gap: 0.75rem; }
.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), #a371f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.subtitle { color: var(--text-muted); font-size: 0.9rem; }
.header-right { display: flex; align-items: center; gap: 0.75rem; }

/* --- Status dot --- */
.status-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  transition: background var(--transition);
}
.status-dot.online  { background: var(--success); box-shadow: 0 0 6px var(--success); }
.status-dot.offline { background: var(--danger);  box-shadow: 0 0 6px var(--danger); }
.status-dot.unknown { background: var(--text-muted); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font);
  white-space: nowrap;
}
.btn:hover { background: var(--bg-hover); border-color: var(--text-muted); }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn-success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
}
.btn-success:hover { opacity: 0.9; }

.btn-warning {
  background: var(--warning);
  color: #000;
  border-color: var(--warning);
}
.btn-warning:hover { opacity: 0.9; }

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-hover); }

.btn-sm { padding: 0.3rem 0.7rem; font-size: 0.8rem; }

.btn:disabled, .btn.loading {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.25rem;
  transition: color var(--transition);
}
.btn-close:hover { color: var(--text-primary); }

/* --- Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}
.modal-overlay.hidden { display: none; }

.modal {
  background: var(--bg-modal);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
}
.modal-header h2 { font-size: 1.15rem; }

/* --- Form --- */
.form { padding: 1.5rem; }
.form-group {
  margin-bottom: 1.1rem;
  flex: 1;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}
.required { color: var(--danger); }

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.6rem 0.85rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: var(--font);
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(88,166,255,0.15);
}
.form-group input.error,
.form-group textarea.error { border-color: var(--danger); }

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b949e' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}

.form-group textarea { resize: vertical; min-height: 60px; }

.field-error {
  display: block;
  font-size: 0.8rem;
  color: var(--danger);
  margin-top: 0.25rem;
}
.field-error.hidden { display: none; }

.field-hint {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.form-row {
  display: flex;
  gap: 1rem;
}

.form-model-info {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1.25rem;
}
.form-model-info h4 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.model-roles {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.role-card {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 0.9rem;
  flex: 1;
  min-width: 120px;
}
.role-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.role-model {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding-top: 0.5rem;
}

/* --- States: loading, empty, error --- */
.state-loading, .state-empty, .state-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 3rem 1rem;
  text-align: center;
  color: var(--text-muted);
}
.state-loading.hidden,
.state-empty.hidden,
.state-error.hidden { display: none; }

.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.empty-icon { font-size: 3rem; margin-bottom: 0.25rem; }
.state-empty h3 { color: var(--text-secondary); font-size: 1.1rem; }
.state-empty p { max-width: 360px; }

.state-error p { color: #ffa198; }

/* --- List --- */
.list-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.list-header h2 { font-size: 1.2rem; }
.agent-count {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 0.15rem 0.6rem;
  border-radius: 10px;
}

.agent-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.agent-list.hidden { display: none; }

.agent-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}
.agent-card:hover {
  border-color: var(--accent);
  background: var(--bg-hover);
  transform: translateY(-1px);
}

.agent-card-left { display: flex; flex-direction: column; gap: 0.25rem; min-width: 0; }
.agent-card-name {
  font-weight: 600;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.agent-card-meta {
  display: flex;
  gap: 0.6rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.agent-card-meta span { white-space: nowrap; }

.agent-card-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* --- Status badges --- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.65rem;
  border-radius: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: capitalize;
}
.status-badge::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
}
.status-badge.draft     { background: var(--bg-tertiary); color: var(--text-secondary); }
.status-badge.draft::before   { background: var(--text-muted); }
.status-badge.launching { background: rgba(88,166,255,0.15); color: var(--accent); }
.status-badge.launching::before { background: var(--accent); animation: pulse 1s ease infinite; }
.status-badge.running   { background: var(--success-bg); color: var(--success); }
.status-badge.running::before { background: var(--success); box-shadow: 0 0 4px var(--success); }
.status-badge.pausing   { background: var(--warning-bg); color: var(--warning); }
.status-badge.pausing::before { background: var(--warning); animation: pulse 1s ease infinite; }
.status-badge.paused    { background: var(--warning-bg); color: var(--warning); }
.status-badge.paused::before { background: var(--warning); }
.status-badge.failed    { background: var(--danger-bg); color: var(--danger); }
.status-badge.failed::before  { background: var(--danger); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* --- Detail view --- */
.detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.detail-actions { display: flex; gap: 0.5rem; }

.detail-title-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.detail-title-row h2 { font-size: 1.4rem; }

.detail-goal {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
  max-width: 600px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
}
.detail-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}
.detail-value {
  font-size: 1rem;
  font-weight: 600;
}

.detail-model-section {
  margin-top: 0.5rem;
}
.detail-model-section h3 {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

/* --- Responsive --- */
@media (max-width: 600px) {
  #app { padding: 0 1rem 2rem; }
  .header { flex-wrap: wrap; gap: 0.75rem; }
  .form-row { flex-direction: column; gap: 0; }
  .agent-card { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .agent-card-right { align-self: flex-end; }
  .model-roles { flex-direction: column; }
  .detail-actions { flex-wrap: wrap; }
}

/* --- Toast notifications --- */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: #fff;
  box-shadow: var(--shadow);
  animation: toast-in 0.3s ease;
  max-width: 360px;
}
.toast.success { background: #238636; }
.toast.error   { background: #b62324; }
.toast.info    { background: #1f3a5f; }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}