/* Agent-first Studio: three focused screens, no editor workspace. */
.app-layout { max-width: none; grid-template-columns: 13rem minmax(0, 1fr); }
.topbar { min-height: 4rem; padding-inline: 1.5rem; }
.sidebar { padding-top: 1.5rem; }
.sidebar-context { padding-bottom: 1.5rem; }
.sidebar-context small { line-height: 1.5; }
.user-avatar { text-decoration: none; }
.main-content { padding: 2rem clamp(1rem, 3vw, 3rem); }
.view { max-width: 78rem; }
.page-heading { align-items: center; margin-bottom: 1.5rem; gap: 1rem; }
.page-heading h1 { max-width: none; margin: .25rem 0 0; font-size: clamp(1.75rem, 3vw, 2.5rem); letter-spacing: -.045em; line-height: 1.15; }
.page-lead { max-width: 60ch; margin-top: .5rem; font-size: .85rem; }
.setup-flow { display: grid; gap: 1rem; margin: 0; padding: 0; list-style: none; }
.setup-flow > li { min-width: 0; }
.setup-flow .installation-panel, .setup-prompt-panel { margin: 0; border-top: 3px solid var(--blue); }
.connection-status-panel { display: grid; gap: .9rem; margin-bottom: 1rem; border-top: 3px solid var(--blue); }
.connection-status-panel[aria-busy="true"] { opacity: .78; }
.connection-status-copy { max-width: 60ch; margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.55; }
.connection-health-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .6rem; }
.connection-health-item { display: grid; gap: .35rem; min-width: 0; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface-muted); padding: .75rem; }
.connection-health-item span { color: var(--subtle); font-size: .6rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.connection-health-item strong { overflow-wrap: anywhere; color: var(--ink); font-size: .72rem; line-height: 1.35; }
.connection-progress { border-top: 1px solid var(--line); padding-top: .85rem; }
.connection-progress-heading { display: flex; align-items: baseline; justify-content: space-between; gap: .75rem; color: var(--muted); font-size: .7rem; }
.connection-progress-heading strong { color: var(--ink); }
.installation-progress-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .45rem; margin: .7rem 0 0; padding: 0; list-style: none; }
.installation-progress-list li { border-top: 2px solid var(--line-strong); padding-top: .45rem; color: var(--subtle); font-size: .62rem; line-height: 1.3; }
.installation-progress-list li.is-complete { border-color: var(--green); color: #237a5b; }
.installation-progress-list li.is-current { border-color: var(--blue); color: var(--blue); font-weight: 750; }
.installation-list-wrap { border-top: 1px solid var(--line); padding-top: .85rem; }
.installation-list-wrap > .eyebrow { margin-bottom: .55rem; }
.installation-list { display: grid; gap: .45rem; margin: 0; padding: 0; list-style: none; }
.installation-list li { display: flex; align-items: center; justify-content: space-between; gap: .75rem; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: .65rem .75rem; }
.installation-list li > div { display: grid; gap: .2rem; min-width: 0; }
.installation-list strong { color: var(--ink); font-size: .72rem; }
.installation-list span:not(.badge) { overflow-wrap: anywhere; color: var(--muted); font-size: .63rem; }
.connection-refresh-button { justify-self: start; }
.setup-substeps { display: grid; gap: 1rem; margin-top: 1.25rem; }
.setup-substep { border-top: 1px solid var(--line); padding-top: 1rem; }
.setup-substep-heading { display: flex; align-items: baseline; gap: .6rem; margin-bottom: .7rem; }
.setup-substep-heading span { color: var(--blue); font-family: var(--mono); font-size: .68rem; font-weight: 800; }
.setup-substep-heading h3 { margin: 0; font-size: .9rem; letter-spacing: -.02em; }
.setup-substep > p { max-width: 60ch; margin: 0 0 .8rem; color: var(--muted); font-size: .76rem; line-height: 1.5; }
.setup-substep .ssh-setup-steps { margin-bottom: 0; }
.setup-prompt-panel { display: grid; gap: .8rem; }
.setup-prompt-panel > p { max-width: 60ch; margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.55; }
.setup-prompt-panel .field-hint { margin: 0; }
.connection-architecture, .after-setup-details { margin-top: 1rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.connection-architecture summary, .after-setup-details summary { color: var(--blue); font-size: .76rem; font-weight: 750; cursor: pointer; }
.connection-architecture p { max-width: 66ch; margin: .7rem 0 0; color: var(--muted); font-size: .76rem; line-height: 1.55; }
.setup-follow-up { margin-top: 2rem; }
.section-intro { max-width: 54rem; margin-bottom: .9rem; }
.section-intro h2 { margin: .35rem 0; font-size: 1.2rem; letter-spacing: -.04em; }
.section-intro p:last-child { margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.55; }
.after-setup-details > .panel { margin-top: 1rem; }
.connection-guidance { display: grid; gap: .75rem; margin-top: 1rem; border-top: 3px solid var(--blue); }
.connection-guidance p { max-width: 55rem; margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.55; }
.provider-status-panel { margin-top: 1rem; padding: 1.1rem; }
.provider-status-panel .providers-grid { margin-top: 1rem; }
.provider-status-note { min-height: 0; border-top: 1px solid var(--line); padding-top: .65rem; }
.legacy-route-note { margin: 0 0 1.25rem; border-left: 3px solid var(--blue); background: var(--blue-soft); padding: .75rem .9rem; color: var(--ink); font-size: .78rem; line-height: 1.45; }
.agent-format-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.agent-format-card { min-height: 0; gap: 1rem; border-top: 3px solid var(--blue); box-shadow: none; }
.format-card-kicker { margin: 0 0 .35rem; color: var(--subtle); font-size: .6rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.format-result { min-height: 3.2rem; }
.format-details { display: grid; gap: .85rem; margin: 0; border-top: 1px solid var(--line); padding-top: .85rem; }
.format-details div { display: grid; gap: .3rem; }
.format-details dt { color: var(--subtle); font-size: .61rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.format-details dd { margin: 0; color: var(--ink); font-size: .72rem; line-height: 1.45; }
.format-capabilities { display: grid; gap: .25rem; margin: 0; padding-left: 1rem; }
.format-capability-empty { margin: 0; color: var(--muted); }
.agent-chip-row { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: auto; }
.agent-chip { border: 1px solid var(--line-strong); border-radius: 999px; background: var(--surface); padding: .42rem .6rem; color: var(--blue); font-size: .65rem; font-weight: 700; line-height: 1.25; transition: border-color .14s var(--ease), background-color .14s var(--ease), transform .14s var(--ease); }
.agent-chip:hover { border-color: var(--blue); background: var(--blue-soft); transform: translateY(-1px); }

@media (max-width: 900px) {
  .app-layout { grid-template-columns: minmax(0, 1fr); }
  .sidebar { padding: .6rem 1rem; }
  .main-content { padding: 1.25rem 1rem; }
  .connection-health-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .page-heading { gap: .75rem; }
  .page-heading h1 { max-width: none; font-size: 1.85rem; }
  .agent-format-grid { grid-template-columns: 1fr; }
  .connection-health-grid, .installation-progress-list { grid-template-columns: 1fr 1fr; }
  .connection-progress-heading { align-items: start; flex-direction: column; gap: .25rem; }
  .installation-list li { align-items: start; flex-direction: column; }
}