/* Agent Lab 전역 스타일 — 라이트/다크 테마 변수와 레슨·플레이그라운드 레이아웃 */

:root {
  --bg: #f7f7f5;
  --bg-panel: #ffffff;
  --bg-sunken: #f0f0ed;
  --bg-code: #f4f4f1;
  --border: #dedcd6;
  --border-strong: #c4c1b8;
  --text: #1f1e1c;
  --text-dim: #6b6961;
  --text-faint: #96938a;
  --accent: #c2410c;
  --accent-soft: #fdf0e8;
  --ok: #15803d;
  --ok-soft: #eaf6ec;
  --warn: #a16207;
  --warn-soft: #fdf6e3;
  --err: #b91c1c;
  --err-soft: #fdeceb;
  --info: #1d4ed8;
  --info-soft: #eaf0fd;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --radius: 8px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17171a;
    --bg-panel: #1e1e22;
    --bg-sunken: #232328;
    --bg-code: #131316;
    --border: #32323a;
    --border-strong: #45454f;
    --text: #e8e6e1;
    --text-dim: #a3a099;
    --text-faint: #6e6b65;
    --accent: #fb923c;
    --accent-soft: #2e2018;
    --ok: #4ade80;
    --ok-soft: #16251b;
    --warn: #fbbf24;
    --warn-soft: #2a2314;
    --err: #f87171;
    --err-soft: #2c1918;
    --info: #93b4fd;
    --info-soft: #1a2033;
  }
}

:root[data-theme="light"] {
  --bg: #f7f7f5; --bg-panel: #ffffff; --bg-sunken: #f0f0ed; --bg-code: #f4f4f1;
  --border: #dedcd6; --border-strong: #c4c1b8;
  --text: #1f1e1c; --text-dim: #6b6961; --text-faint: #96938a;
  --accent: #c2410c; --accent-soft: #fdf0e8;
  --ok: #15803d; --ok-soft: #eaf6ec; --warn: #a16207; --warn-soft: #fdf6e3;
  --err: #b91c1c; --err-soft: #fdeceb; --info: #1d4ed8; --info-soft: #eaf0fd;
}
:root[data-theme="dark"] {
  --bg: #17171a; --bg-panel: #1e1e22; --bg-sunken: #232328; --bg-code: #131316;
  --border: #32323a; --border-strong: #45454f;
  --text: #e8e6e1; --text-dim: #a3a099; --text-faint: #6e6b65;
  --accent: #fb923c; --accent-soft: #2e2018;
  --ok: #4ade80; --ok-soft: #16251b; --warn: #fbbf24; --warn-soft: #2a2314;
  --err: #f87171; --err-soft: #2c1918; --info: #93b4fd; --info-soft: #1a2033;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Segoe UI",
    "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 상단 바 ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 10px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
  position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: baseline; gap: 9px; min-width: 0; }
.brand-mark { color: var(--accent); font-size: 14px; }
.brand-name { font-weight: 650; letter-spacing: -0.01em; }
.brand-sub { color: var(--text-faint); font-size: 12.5px; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; }
.topbar-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.badge {
  font-size: 11.5px; padding: 2px 9px; border-radius: 100px;
  border: 1px solid var(--border-strong); color: var(--text-dim);
  white-space: nowrap;
}
.badge-mock { background: var(--bg-sunken); }
.badge-live { background: var(--accent-soft); color: var(--accent);
  border-color: var(--accent); }

/* ---------- 레이아웃 ---------- */
.layout { display: flex; align-items: flex-start; }
.sidebar {
  width: 268px; flex-shrink: 0;
  border-right: 1px solid var(--border);
  background: var(--bg-panel);
  padding: 18px 12px 60px;
  position: sticky; top: 53px;
  height: calc(100vh - 53px);
  overflow-y: auto;
}
.main { flex: 1; min-width: 0; padding: 28px 32px 100px; }

.mod-title {
  font-size: 11px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-faint);
  margin: 18px 0 6px; padding: 0 10px;
}
.mod-title:first-child { margin-top: 0; }
.nav-item {
  display: flex; gap: 9px; align-items: baseline;
  padding: 6px 10px; border-radius: 6px; cursor: pointer;
  color: var(--text-dim); font-size: 13.5px; line-height: 1.45;
  border: none; background: none; width: 100%; text-align: left;
  font-family: inherit;
}
.nav-item:hover { background: var(--bg-sunken); color: var(--text); }
.nav-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.nav-num { font-family: var(--mono); font-size: 11px; color: var(--text-faint);
  flex-shrink: 0; width: 16px; }
.nav-item.active .nav-num { color: var(--accent); }

/* ---------- 레슨 본문 ---------- */
.lesson { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px; align-items: start; max-width: 1500px; margin: 0 auto; }
@media (max-width: 1180px) { .lesson { grid-template-columns: 1fr; } }
@media (min-width: 1700px) { .lesson { max-width: 1800px; } }
@media (min-width: 2200px) { .lesson { max-width: 2100px; } }

/* 본문 컨테이너 자체는 그리드 칸 폭을 그대로 쓰고(다이어그램·표가 넓게 나오도록),
   실제 읽는 텍스트(문단·목록·제목·콜아웃)만 66ch 로 잡아 가독성을 지킨다 */
.prose { min-width: 0; }
.prose h1 { font-size: 25px; line-height: 1.3; letter-spacing: -0.02em;
  margin: 0 0 4px; max-width: 66ch; }
.prose .eyebrow { font-size: 11.5px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.prose h2, .prose h3 { max-width: 66ch; }
.prose h2 { font-size: 16.5px; margin: 30px 0 8px; letter-spacing: -0.01em; }
.prose h3 { font-size: 14px; margin: 20px 0 6px; color: var(--text-dim);
  text-transform: none; }
.prose p { margin: 0 0 12px; max-width: 66ch; }
.prose ul, .prose ol { margin: 0 0 12px; padding-left: 20px; max-width: 66ch; }
.prose li { margin-bottom: 5px; }
.prose .callout { max-width: 66ch; }
.prose code { font-family: var(--mono); font-size: 0.86em;
  background: var(--bg-code); border: 1px solid var(--border);
  padding: 1px 5px; border-radius: 4px; }
.prose strong { font-weight: 650; }
.prose a { color: var(--accent); }

.lede { font-size: 16px; color: var(--text-dim); margin-bottom: 20px !important; }

.fig { margin: 20px 0; }
.fig svg { width: 100%; height: auto; display: block;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-panel); padding: 6px; }
.fig figcaption { font-size: 12.5px; color: var(--text-faint); margin-top: 6px;
  line-height: 1.5; }

.callout {
  border-left: 3px solid var(--border-strong); background: var(--bg-panel);
  padding: 11px 14px; border-radius: 0 var(--radius) var(--radius) 0;
  margin: 16px 0; font-size: 14px;
}
.callout .callout-label { font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; display: block; margin-bottom: 3px; }
.callout p:last-child, .callout ul:last-child { margin-bottom: 0; }
.callout-key { border-color: var(--accent); background: var(--accent-soft); }
.callout-key .callout-label { color: var(--accent); }
.callout-warn { border-color: var(--warn); background: var(--warn-soft); }
.callout-warn .callout-label { color: var(--warn); }
.callout-info { border-color: var(--info); background: var(--info-soft); }
.callout-info .callout-label { color: var(--info); }

pre.code {
  font-family: var(--mono); font-size: 12.5px; line-height: 1.55;
  background: var(--bg-code); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px; overflow-x: auto;
  margin: 12px 0; white-space: pre;
}
pre.code code { background: none; border: none; padding: 0; font-size: inherit; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; margin: 12px 0; }
table.tbl th, table.tbl td { border: 1px solid var(--border); padding: 7px 10px;
  text-align: left; vertical-align: top; }
table.tbl th { background: var(--bg-sunken); font-weight: 650; font-size: 12.5px; }
.tbl-wrap { overflow-x: auto; }

/* ---------- 플레이그라운드 공통 ---------- */
.pg {
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-panel); overflow: hidden;
  position: sticky; top: 81px;
}
@media (max-width: 1180px) { .pg { position: static; } }
.pg-head {
  padding: 10px 14px; border-bottom: 1px solid var(--border);
  background: var(--bg-sunken);
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.pg-title { font-size: 13px; font-weight: 650; }
.pg-hint { font-size: 12px; color: var(--text-faint); }
.pg-body { padding: 14px; display: flex; flex-direction: column; gap: 12px;
  max-height: calc(100vh - 140px); overflow-y: auto; }

.btn {
  font: inherit; font-size: 13px; padding: 5px 12px; border-radius: 6px;
  border: 1px solid var(--border-strong); background: var(--bg-panel);
  color: var(--text); cursor: pointer; line-height: 1.5;
}
.btn:hover:not(:disabled) { border-color: var(--text-faint); }
.btn:disabled { opacity: 0.42; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { .btn-primary { color: #17171a; } }
:root[data-theme="light"] .btn-primary { color: #fff; }
:root[data-theme="dark"] .btn-primary { color: #17171a; }
.btn-ghost { border-color: transparent; background: none; color: var(--text-dim); }
.btn-ghost:hover { background: var(--bg-sunken); color: var(--text); }
.btn-sm { font-size: 12px; padding: 3px 9px; }
.btn-danger { border-color: var(--err); color: var(--err); }

.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.field > span { font-size: 12px; font-weight: 600; color: var(--text-dim); }
input[type="text"], input[type="password"], select, textarea {
  font: inherit; font-size: 13px; padding: 6px 9px;
  border: 1px solid var(--border-strong); border-radius: 6px;
  background: var(--bg); color: var(--text); width: 100%;
}
textarea { font-family: var(--mono); font-size: 12.5px; line-height: 1.55;
  resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row-end { justify-content: flex-end; }
.grow { flex: 1; min-width: 0; }
.hidden { display: none !important; }
.muted { color: var(--text-faint); font-size: 12.5px; }

/* ---------- 카드 라벨 범례 ---------- */
.legend { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 11.5px;
  color: var(--text-faint); padding-bottom: 2px; }
.legend-item { display: inline-flex; align-items: center; gap: 5px; }

/* ---------- 이벤트 타임라인 (에이전트 루프) ---------- */
.timeline { display: flex; flex-direction: column; gap: 8px; }
@keyframes ev-enter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.ev {
  border: 1px solid var(--border); border-radius: 6px; overflow: hidden;
  font-size: 13px; background: var(--bg);
  animation: ev-enter 0.28s ease-out;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.ev-active { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent-soft); }
.ev-head {
  display: flex; align-items: center; gap: 8px; padding: 6px 10px;
  cursor: pointer; user-select: none;
}
.ev-tag {
  font-family: var(--mono); font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.04em; padding: 1px 6px; border-radius: 3px;
  border: 1px solid currentColor; flex-shrink: 0;
}
.ev-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; }
.ev-meta { font-size: 11px; color: var(--text-faint); font-family: var(--mono);
  flex-shrink: 0; }
.ev-body { border-top: 1px solid var(--border); padding: 10px; background: var(--bg-code); }
.ev-body pre { margin: 0; font-family: var(--mono); font-size: 12px;
  line-height: 1.55; white-space: pre-wrap; word-break: break-word; }

.ev-user   .ev-tag { color: var(--text-dim); }
.ev-think  .ev-tag { color: var(--info); }
.ev-call   .ev-tag { color: var(--accent); }
.ev-result .ev-tag { color: var(--ok); }
.ev-error  .ev-tag { color: var(--err); }
.ev-error  { border-color: var(--err); }
.ev-final  .ev-tag { color: var(--ok); }
.ev-final  { border-color: var(--ok); background: var(--ok-soft); }
.ev-gate   .ev-tag { color: var(--warn); }
.ev-gate   { border-color: var(--warn); background: var(--warn-soft); }

/* ---------- 상태코드 뱃지 ---------- */
.status { font-family: var(--mono); font-size: 11.5px; font-weight: 700;
  padding: 1px 7px; border-radius: 3px; }
.status-2 { background: var(--ok-soft); color: var(--ok); }
.status-4 { background: var(--warn-soft); color: var(--warn); }
.status-5 { background: var(--err-soft); color: var(--err); }

/* ---------- 도구 카드 ---------- */
.tool-card {
  border: 1px solid var(--border); border-radius: 6px; padding: 9px 11px;
  background: var(--bg); font-size: 13px;
}
.tool-card.picked { border-color: var(--accent); background: var(--accent-soft); }
.tool-name { font-family: var(--mono); font-size: 12.5px; font-weight: 650; }
.tool-desc { color: var(--text-dim); font-size: 12.5px; margin-top: 2px; }
.tool-score { float: right; font-family: var(--mono); font-size: 11px;
  color: var(--text-faint); }

/* ---------- 검증 결과 ---------- */
.valid-ok, .valid-err {
  border-radius: 6px; padding: 8px 11px; font-size: 13px;
  border: 1px solid; display: flex; flex-direction: column; gap: 4px;
}
.valid-ok { border-color: var(--ok); background: var(--ok-soft); color: var(--ok); }
.valid-err { border-color: var(--err); background: var(--err-soft); color: var(--err); }
.valid-err ul { margin: 2px 0 0; padding-left: 18px; }
.valid-err li { font-family: var(--mono); font-size: 12px; }

/* ---------- 비교 뷰 ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 720px) { .compare { grid-template-columns: 1fr; } }
.compare-col { border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.compare-head { padding: 6px 10px; background: var(--bg-sunken);
  border-bottom: 1px solid var(--border); font-size: 12.5px; font-weight: 650; }
.compare-body { padding: 10px; font-size: 13px; }

/* ---------- 대화 누적 뷰 (0부 01장) ---------- */
.pgc-list { display: flex; flex-direction: column; gap: 10px; }
.pgc-card {
  border: 1px solid var(--border); border-radius: 6px; overflow: hidden;
  background: var(--bg); animation: ev-enter 0.28s ease-out;
}
.pgc-title {
  padding: 5px 10px; background: var(--bg-sunken);
  border-bottom: 1px solid var(--border);
  font-size: 11.5px; font-weight: 650; color: var(--text-dim);
}
.pgc-row { display: flex; gap: 10px; padding: 7px 10px; align-items: flex-start;
  animation: ev-enter 0.24s ease-out; }
.pgc-row + .pgc-row { border-top: 1px solid var(--border); }
.pgc-wait { display: flex; align-items: center; gap: 6px; color: var(--text-faint); }
.pgc-pre { font-family: var(--mono); font-size: 12px; line-height: 1.55;
  white-space: pre-wrap; }
.pgc-off { color: var(--text-faint); }
.pgc-label {
  flex: 0 0 108px; font-size: 11.5px; color: var(--text-faint); line-height: 1.5;
  padding-top: 1px;
}
.pgc-meta { display: block; font-family: var(--mono); font-size: 10.5px; }
.pgc-value { flex: 1; min-width: 0; font-size: 13px; }
.pgc-ok { color: var(--ok); }
.pgc-lines { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
/* 이전 줄도 읽어야 하므로 text-faint 대신 text-dim 을 쓴다 (라이트 테마 대비 확보) */
.pgc-line {
  font-size: 12.5px; color: var(--text-dim); line-height: 1.55;
  padding-left: 8px; border-left: 2px solid var(--border);
}
.pgc-line-new {
  color: var(--text); font-weight: 600; border-left-color: var(--accent);
}

/* ---------- 하단 이동 ---------- */
.lesson-nav { grid-column: 1 / -1; display: flex; justify-content: space-between;
  gap: 12px; border-top: 1px solid var(--border); padding-top: 18px; margin-top: 12px; }

/* ---------- 다이얼로그 ---------- */
.dialog { border: 1px solid var(--border); border-radius: 10px; padding: 0;
  background: var(--bg-panel); color: var(--text); max-width: 460px; width: 92%; }
.dialog::backdrop { background: rgba(0,0,0,0.45); }
.dialog-body { padding: 20px 22px; }
.dialog-body h2 { margin: 0 0 8px; font-size: 17px; }
.dialog-note { font-size: 13px; color: var(--text-dim); margin: 0 0 16px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px;
  margin: 18px 0 0; padding: 0; }
.warn { font-size: 12px; color: var(--warn); background: var(--warn-soft);
  border: 1px solid var(--warn); border-radius: 6px; padding: 8px 10px; margin: 0; }

.spin { display: inline-block; width: 11px; height: 11px; border-radius: 50%;
  border: 2px solid var(--border-strong); border-top-color: var(--accent);
  animation: spin 0.7s linear infinite; vertical-align: -1px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 보내는 쪽 흐름 실습판 (03장) ---------- */
.snd-list { display: flex; flex-direction: column; gap: 8px; }
.snd-step { border: 1px solid var(--border); border-left: 3px solid var(--border-strong);
  border-radius: 0 7px 7px 0; background: var(--bg-sunken); padding: 9px 11px;
  display: flex; flex-direction: column; gap: 4px; }
.snd-head { display: flex; gap: 7px; align-items: baseline; flex-wrap: wrap; }
.snd-num { flex: 0 0 auto; width: 17px; height: 17px; line-height: 17px; text-align: center;
  border-radius: 50%; background: var(--border-strong); color: var(--bg);
  font-size: 10.5px; font-weight: 700; }
.snd-actor { flex: 0 0 auto; font-family: var(--mono); font-size: 11px; font-weight: 650; }
.snd-actor-model { color: var(--info); }
.snd-actor-agent { color: var(--accent); }
.snd-actor-human { color: var(--text-faint); }
.snd-title { flex: 1 1 180px; min-width: 0; font-size: 12.5px; }
.snd-kv { display: flex; gap: 10px; align-items: baseline; margin-left: 24px; }
.snd-k { flex: 0 0 62px; color: var(--text-faint); font-size: 11.5px; }
.snd-v { flex: 1; min-width: 0; font-size: 12px; line-height: 1.55; }
.snd-note { margin-left: 24px; font-size: 11.5px; color: var(--text-faint); }
.snd-bundle { margin: 6px 0 4px 24px; display: flex; flex-direction: column; gap: 6px;
  border-left: 2px solid var(--accent); padding-left: 10px; }
.snd-box { border: 1px solid var(--border-strong); border-radius: 6px; padding: 6px 9px;
  background: var(--bg-panel); }
.snd-boxlabel { font-size: 10.5px; font-weight: 700; letter-spacing: 0.04em;
  color: var(--text-faint); margin-bottom: 3px; }
.snd-boxline { font-size: 12px; line-height: 1.5; }
.snd-merge { font-size: 11.5px; color: var(--accent); font-weight: 600; }
.snd-merge::before { content: '↓ '; }
.snd-end { font-size: 12.5px; color: var(--text-dim); border-top: 1px dashed var(--border-strong);
  padding-top: 9px; margin-top: 2px; }

/* ---------- 채팅창 실습판 (1부 흐름) ---------- */
.chat-feed { display: flex; flex-direction: column; gap: 10px; }
.chat-row { display: flex; }
.chat-user { justify-content: flex-end; }
.chat-agent { justify-content: flex-start; }
.chat-bubble { max-width: 88%; padding: 9px 12px; border-radius: 13px; font-size: 13px;
  line-height: 1.6; white-space: pre-wrap; border: 1px solid var(--border); }
.chat-user .chat-bubble { background: var(--accent-soft); border-color: var(--accent);
  border-bottom-right-radius: 4px; }
.chat-agent .chat-bubble { background: var(--bg-sunken); border-bottom-left-radius: 4px; }
.chat-wait { display: flex; align-items: center; gap: 6px; font-size: 12px;
  color: var(--text-faint); padding: 2px 4px; }
.chat-step { border: 1px dashed var(--border-strong); border-radius: 8px;
  background: var(--bg-sunken); font-size: 12.5px; }
.chat-step > summary { cursor: pointer; padding: 7px 11px; color: var(--text-dim);
  list-style: none; }
.chat-step > summary::-webkit-details-marker { display: none; }
.chat-step > summary::before { content: '▸ '; color: var(--text-faint); }
.chat-step[open] > summary::before { content: '▾ '; }
.chat-step-body { padding: 2px 11px 10px; display: flex; flex-direction: column; gap: 10px; }
.chat-actorblock { display: flex; flex-direction: column; gap: 3px; }
.chat-actorline { display: flex; gap: 7px; align-items: baseline; }
.chat-actor { flex: 0 0 auto; font-family: var(--mono); font-size: 11px; font-weight: 650; }
.chat-actor-model { color: var(--info); }
.chat-actor-agent { color: var(--accent); }
.chat-acttitle { flex: 1; min-width: 0; font-size: 12.5px; }
.chat-note { margin-left: 62px; font-size: 12px; }
.chat-kv { display: flex; gap: 10px; align-items: baseline; margin-left: 62px; }
.chat-k { flex: 0 0 52px; color: var(--text-faint); font-size: 11.5px; }
.chat-v { flex: 1; min-width: 0; font-family: var(--mono); font-size: 12px; }
.chat-v-ok { color: var(--ok); }
.chat-v-bad { color: var(--err); }
.chat-stop { font-size: 12.5px; color: var(--err); background: var(--err-soft);
  border: 1px solid var(--err); border-radius: 8px; padding: 8px 11px; }

/* ---------- 도구 정의 실습판 (03장) ---------- */
/* 실습판이 오른쪽 좁은 열에 들어가므로 항상 위아래로 쌓는다 */
.tdp { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.tdp-form, .tdp-json { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.tdp-label { font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  color: var(--text-faint); margin-top: 4px; }
.tdp-args { display: flex; flex-direction: column; gap: 8px; }
.tdp-arg { border: 1px solid var(--border); border-radius: 6px; padding: 8px;
  display: flex; flex-direction: column; gap: 6px; background: var(--bg-sunken); }
.tdp-arg-top { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.tdp-name { flex: 1 1 140px; min-width: 0; font-family: var(--mono); font-size: 12px; }
.tdp-fmt { flex: 0 0 auto; }
.tdp-desc { width: 100%; font-size: 12.5px; }
.tdp-req { display: flex; align-items: center; gap: 4px; font-size: 12px;
  color: var(--text-dim); white-space: nowrap; }
.tdp-out { margin: 0; max-height: 460px; overflow: auto; }
.tdp-warn { font-size: 12px; margin: 0; min-height: 1em; }
.tdp-card { border: 1px solid var(--border); border-radius: 7px; padding: 10px;
  background: var(--bg-sunken); display: flex; flex-direction: column; gap: 7px; }
.tdp-cardrow { display: flex; gap: 10px; align-items: baseline; }
.tdp-cardk { flex: 0 0 40px; font-size: 11.5px; color: var(--text-faint); }
.tdp-cardv { flex: 1; min-width: 0; font-size: 12.5px; line-height: 1.55; }
.tdp-cardv.mono { font-family: var(--mono); font-size: 12px; }
.tdp-empty { color: var(--err); }
.tdp-arglist { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.tdp-argline { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap;
  font-size: 12px; }
.tdp-argname { font-family: var(--mono); flex: 0 0 auto; }
.tdp-argdesc { flex: 1 1 120px; min-width: 0; color: var(--text-dim); }
.tdp-argfmt { flex: 0 0 auto; color: var(--text-faint); }
.tdp-argreq { flex: 0 0 auto; font-size: 11px; padding: 0 5px; border-radius: 3px;
  border: 1px solid var(--border); color: var(--text-faint); }
.tdp-argreq.on { border-color: var(--accent); color: var(--accent); }