:root {
  --bg: #f6f7f9;
  --ink: #1a1d23;
  --muted: #5c6570;
  --panel: #ffffff;
  --line: #d8dde5;
  --primary: #0d6b5c;
  --approve: #1f6b3a;
  --authorize: #8a4b12;
  --execute: #1a4f8c;
  --danger: #8b1e1e;
  --warn: #7a5b00;
  --ok: #245c2e;
  --err: #7a1f1f;
  --you: #eef2f7;
  --orch: #f3faf8;
  --radius: 12px;
  --touch: 48px;
  --composer-safe-bottom: max(16px, env(safe-area-inset-bottom, 0px));
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { height: 100%; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink); }
body { min-height: 100vh; min-height: 100dvh; }

/* Workspace pages: one primary scroll; composer stays in normal flow at bottom. */
body:has(.operator-workspace) {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.75rem 1rem; border-bottom: 1px solid var(--line); background: rgba(255,255,255,0.96);
  position: sticky; top: 0; z-index: 20;
  flex-shrink: 0;
}
.brand { font-weight: 700; letter-spacing: 0.03em; font-size: 1.1rem; }
.topbar-meta { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.actor { font-size: 0.95rem; color: var(--muted); }
.link { color: var(--primary); }

.shell {
  max-width: 820px; margin: 0 auto; width: 100%;
  padding: 0.75rem 1rem 1.25rem;
}

body:has(.operator-workspace) .shell {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 0 1rem;
  overflow: hidden;
}

.operator-workspace {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
}

.workspace-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0.75rem 0 1.25rem;
  -webkit-overflow-scrolling: touch;
}

.op-header {
  display: flex; flex-direction: column; gap: 0.65rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0.85rem 1rem;
}
.op-header-main { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.op-brand { font-weight: 750; font-size: 1.2rem; letter-spacing: 0.02em; }
.op-project-form { flex: 1; min-width: 12rem; }
.op-select { min-height: 2.5rem; }
.op-header-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.op-chip {
  font-size: 0.85rem; color: var(--muted); background: var(--bg);
  border: 1px solid var(--line); border-radius: 999px; padding: 0.25rem 0.65rem;
}
.op-lifecycle {
  font-weight: 700; border-radius: 999px; padding: 0.3rem 0.75rem;
  background: #e8edf3; color: var(--ink);
}
.op-lifecycle.active { background: #d7eef0; color: var(--primary); }
.op-lifecycle.ok { background: #dcefe1; color: var(--ok); }
.op-lifecycle.wait { background: #fff3d6; color: var(--warn); }
.op-lifecycle.bad { background: #f8e6e6; color: var(--err); }

.transcript { display: flex; flex-direction: column; gap: 0.75rem; }
.turn {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 0.9rem 1rem;
  background: var(--panel);
}
.turn.you { background: var(--you); }
.turn.orchestra { background: var(--orch); }
.turn-role {
  display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap;
  font-weight: 700; margin-bottom: 0.45rem; font-size: 0.92rem;
}
.turn-body { line-height: 1.45; }
.turn-body blockquote {
  margin: 0; padding: 0.65rem 0.8rem; border-left: 3px solid var(--primary);
  background: rgba(255,255,255,0.7); border-radius: 0 8px 8px 0;
}

.plan-steps { margin: 0.5rem 0 0.75rem; padding-left: 1.25rem; }
.plan-steps li { margin: 0.35rem 0; }
.plan-meta {
  display: grid; grid-template-columns: 6rem 1fr; gap: 0.35rem 0.75rem;
  margin: 0.75rem 0; font-size: 0.95rem;
}
.plan-meta dt { color: var(--muted); }
.plan-meta dd { margin: 0; }

.exec-heading { font-size: 1.15rem; font-weight: 750; margin: 0 0 0.5rem; }
.exec-timeline { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.4rem; }
.exec-timeline li {
  display: grid; grid-template-columns: 1.25rem 1fr auto; gap: 0.5rem;
  align-items: start; padding: 0.35rem 0; border-bottom: 1px solid var(--line);
}
.exec-timeline .sym { font-weight: 700; }

.result-ok { color: var(--ok); font-weight: 650; }
.result-bad { color: var(--err); font-weight: 650; }

.stack { display: flex; flex-direction: column; gap: 0.75rem; }
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem;
}
.advanced summary {
  cursor: pointer; font-weight: 700; font-size: 1rem;
}
.advanced[open] summary { margin-bottom: 0.75rem; }
.execution-details { margin-top: 0.85rem; }
.execution-details summary { font-weight: 650; cursor: pointer; }
.advanced-kv { display: grid; grid-template-columns: 9rem 1fr; gap: 0.35rem 0.75rem; margin: 0.75rem 0; }
.advanced-kv dt { color: var(--muted); }
.advanced-kv dd { margin: 0; overflow-wrap: anywhere; }

.muted { color: var(--muted); }
.tiny { font-size: 0.85rem; margin: 0.35rem 0; }

label { display: flex; flex-direction: column; gap: 0.35rem; font-weight: 600; }
.input, textarea.input, select.input {
  width: 100%; min-height: var(--touch); padding: 0.7rem 0.8rem; border-radius: 10px;
  border: 1px solid var(--line); background: #fff; font: inherit; color: inherit;
  box-sizing: border-box;
}
textarea.instruction { min-height: 4.5rem; resize: vertical; line-height: 1.45; }
textarea.composer-input {
  width: 100%;
  box-sizing: border-box;
  min-height: 4.75rem;
  max-height: min(40vh, 16rem);
  padding: 0.75rem 0.85rem;
  line-height: 1.45;
  resize: vertical;
  overflow-wrap: break-word;
  word-wrap: break-word;
  white-space: pre-wrap;
}

.btn-row { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.btn-row.wrap { flex-wrap: wrap; }
.btn {
  min-height: var(--touch); padding: 0.7rem 1rem; border-radius: 10px; border: 1px solid var(--line);
  background: #fff; color: var(--ink); font-weight: 650; cursor: pointer;
}
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.approve { background: var(--approve); color: #fff; border-color: var(--approve); }
.btn.authorize { background: var(--authorize); color: #fff; border-color: var(--authorize); }
.btn.execute { background: var(--execute); color: #fff; border-color: var(--execute); }
.btn.danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.touch { min-width: 8.5rem; }
.btn.copy-btn {
  min-height: 2.5rem; min-width: auto; padding: 0.4rem 0.75rem; border-radius: 8px;
  font-size: 0.85rem; font-weight: 600;
}
.btn.copy-btn.inline { margin-left: 0.15rem; vertical-align: middle; min-height: 2rem; }

.banner { padding: 0.75rem 0.9rem; border-radius: 10px; }
.banner.ok { background: #e7f4ea; color: var(--ok); }
.banner.error { background: #f8e6e6; color: var(--err); }
.banner.warn { background: #fff3d6; color: var(--warn); margin-top: 0.75rem; }
.error-primary { font-weight: 700; }
.error-guidance { margin-top: 0.35rem; }
.error-tech { margin-top: 0.5rem; }
.error-tech summary { cursor: pointer; font-weight: 650; color: var(--ink); }

.report-block {
  white-space: pre-wrap; font-family: "IBM Plex Mono", ui-monospace, Consolas, monospace; font-size: 0.85rem;
  background: #f3f5f8; border: 1px solid var(--line); border-radius: 10px; padding: 0.75rem;
}

/* In-flow sticky dock: never fixed/absolute; never covers reserved scroll content. */
.composer-dock {
  position: sticky;
  bottom: 0;
  z-index: 30;
  flex-shrink: 0;
  background: rgba(246,247,249,0.98);
  border-top: 1px solid var(--line);
  padding: 0.75rem 0 var(--composer-safe-bottom);
  margin: 0;
}
.composer {
  max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 0.55rem;
  width: 100%;
}
.composer-actions {
  max-width: 820px; margin: 0 auto 0.35rem; display: flex; gap: 0.5rem; flex-wrap: wrap;
  width: 100%;
}
.composer-row {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
}
.composer-send { min-width: 7rem; margin-left: auto; }

.revise-panel { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.revise-panel h3 { margin: 0 0 0.35rem; font-size: 1.05rem; }

.login-card { margin-top: 2rem; }
h1, h2 { margin: 0 0 0.5rem; line-height: 1.2; }
.kv { display: grid; grid-template-columns: 7rem 1fr; gap: 0.35rem 0.75rem; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }

@media (max-width: 720px) {
  .shell { padding-left: 0.75rem; padding-right: 0.75rem; }
  body:has(.operator-workspace) .shell { padding-left: 0.75rem; padding-right: 0.75rem; }
  .advanced-kv { grid-template-columns: 1fr; }
  .plan-meta { grid-template-columns: 1fr; }
  .exec-timeline li { grid-template-columns: 1.25rem 1fr; }
  .op-header-main { flex-direction: column; align-items: stretch; }
  .composer-row {
    flex-direction: column;
    align-items: stretch;
  }
  .composer-send {
    margin-left: 0;
    width: 100%;
  }
  .composer-row .btn.copy-btn {
    min-height: var(--touch);
    width: 100%;
  }
}