/* CBA Trilhas: mapa, notebook e administração. */
.tr-head { margin-bottom: 24px; }
.tr-head h1 { margin-bottom: 8px; }
.tr-resume { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 24px; background: var(--navy); color: #fff; border-radius: 14px; padding: 22px 26px; margin-bottom: 28px; }
.tr-resume[hidden] { display: none; }
.tr-resume .eyebrow { color: var(--mint); margin: 0 0 4px; }
.tr-resume__title { color: #fff; margin: 0 0 4px; font-size: 1.375rem; }
.tr-resume__meta { margin: 0 0 10px; color: #E3F4E8; }
.tr-bar { display: block; height: 8px; border-radius: 8px; background: rgba(255, 255, 255, .25); overflow: hidden; min-width: 220px; }
.tr-bar__fill { display: block; height: 100%; width: 0; background: var(--lime); border-radius: 8px; transition: width .3s; }
.tr-map { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.tr-card { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; align-items: start; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px; box-shadow: 0 2px 10px rgba(6, 61, 42, .05); }
.tr-card__num { grid-row: span 2; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: var(--navy); color: #fff; font: 700 1.25rem var(--font-display); }
.tr-card[data-state="wip"] .tr-card__num, .tr-card[data-state="locked"] .tr-card__num { background: var(--muted-2); }
.tr-card[data-state="done"] .tr-card__num { background: var(--lime); color: #063D2A; }
.tr-card__title { margin: 0 0 2px; font-size: 1.125rem; color: var(--ink); }
.tr-card__tools { margin: 0 0 8px; color: var(--muted); font-size: .9375rem; }
.tr-card__state { margin: 0; }
.tr-card__link { grid-column: 2; justify-self: start; }
.tr-card__link[aria-disabled="true"] { opacity: .45; pointer-events: none; }
.tr-foot { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between; }
.tr-foot p { margin: 0; max-width: 70ch; }
.crumbs { font-size: .875rem; margin-bottom: 8px; color: var(--muted); }

/* Notebook */
.nb { display: grid; gap: 24px; grid-template-columns: 280px minmax(0, 1fr); align-items: start; margin-top: 16px; }
.nb-steps { position: sticky; top: 12px; }
.nb-steps__toggle { display: none; width: 100%; }
.nb-steps__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.nb-step-btn { display: flex; gap: 12px; align-items: center; width: 100%; min-height: var(--tap); text-align: left; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px; font: 500 .9375rem var(--font-body); color: var(--ink); cursor: pointer; }
.nb-step-btn:hover { border-color: var(--green-500); }
.nb-step-btn__mark { flex: none; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--muted-2); font-weight: 700; font-size: .8125rem; }
.nb-step-btn[data-status="current"] { border-color: var(--navy); background: var(--ok-bg); }
.nb-step-btn[data-status="current"] .nb-step-btn__mark { background: var(--navy); border-color: var(--navy); color: #fff; }
.nb-step-btn[data-status="done"] .nb-step-btn__mark { background: var(--lime); border-color: var(--lime); color: #063D2A; }
.nb-files { margin-top: 16px; font-size: .875rem; }
.nb-files__title { font-weight: 600; margin: 0 0 6px; }
.nb-files ul { margin: 0; padding-left: 18px; }
.nb-env { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; justify-content: space-between; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; margin-bottom: 20px; font-size: .9375rem; }
.nb-env[data-state="ready"] { border-color: var(--green-500); }
.nb-env[data-state="error"] { border-color: #B3261E; }
.nb-env__text { flex: 1 1 260px; }
.nb-env .tr-bar { background: var(--border); flex: 1 1 160px; }
.nb-env .tr-bar[hidden] { display: none; }
.nb-env .tr-bar__fill { background: var(--green-500); }
.nb-step h2 { font-size: 1.5rem; margin-top: 0; }
.nb-step h2:focus { outline: none; }
.prose p { max-width: 70ch; }
.cell { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; margin: 16px 0; }
.cell__bar { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; justify-content: space-between; padding: 8px 12px; border-bottom: 1px solid var(--border); }
.cell__label { font-weight: 600; font-size: .875rem; color: var(--teal-text); }
.cell__actions { display: flex; flex-wrap: wrap; gap: 8px; }
.cell__code { display: block; width: 100%; background: var(--code-bg); color: var(--code-ink); border: 0; padding: 14px 16px; font: 400 .9375rem/1.55 var(--font-mono); resize: vertical; }
.cell .CodeMirror { height: auto; background: var(--code-bg); color: var(--code-ink); font: 400 .9375rem/1.55 var(--font-mono); padding: 6px 0; }
.cell .CodeMirror-gutters { background: var(--code-bg); border-right: 1px solid rgba(255, 255, 255, .12); }
.cell .CodeMirror-linenumber { color: #7FB79A; }
.cell .CodeMirror-cursor { border-left-color: #fff; }
.cell .CodeMirror-selected { background: rgba(140, 198, 63, .3); }
.cell .cm-s-cba .cm-keyword { color: #8CC63F; font-weight: 600; }
.cell .cm-s-cba .cm-string, .cell .cm-s-cba .cm-string-2 { color: #F5D78A; }
.cell .cm-s-cba .cm-number { color: #9BE3E0; }
.cell .cm-s-cba .cm-comment { color: #8FB3A0; font-style: italic; }
.cell .cm-s-cba .cm-builtin, .cell .cm-s-cba .cm-def { color: #7FD6B0; }
.cell .cm-s-cba .cm-operator { color: #E3F4E8; }
.cell__out { display: none; border-top: 1px solid var(--border); padding: 10px 16px 14px; background: #F6FAF7; }
.cell__out.is-shown { display: block; }
.cell__out-label { margin: 0 0 4px; font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.cell__pre { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; font: 400 .9375rem/1.55 var(--font-mono); color: var(--ink); }
.cell__err { color: #B3261E; }
.cell__imgs img { display: block; max-width: 100%; height: auto; margin-top: 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.challenge { border: 2px solid var(--lime); border-radius: 14px; padding: 18px 20px; margin: 24px 0; background: #F7FBEF; }
.challenge__title { display: flex; gap: 8px; align-items: center; margin: 0 0 6px; color: var(--navy); }
.challenge__hint { background: var(--info-bg); border-radius: 8px; padding: 10px 14px; }
.challenge__hint[hidden] { display: none; }
.challenge__feedback { margin: 10px 0 0; padding: 0; font-weight: 600; }
.challenge__feedback:not(:empty) { padding: 10px 14px; border-radius: 8px; }
.challenge__feedback--ok { background: var(--ok-bg); color: var(--ok-text); }
.challenge__feedback--no { background: var(--warn-bg); color: var(--warn-text); }
.nb-nav { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.nb-disclaimer { margin-top: 28px; }
@media (max-width: 860px) {
  .nb { grid-template-columns: 1fr; }
  .nb-steps { position: static; }
  .nb-steps__toggle { display: inline-flex; justify-content: center; }
  .nb-steps__list { display: none; margin-top: 8px; }
  .nb-steps__list.is-open { display: grid; }
  .nb-files { display: none; }
}

/* Administração */
.tr-admin-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.tr-admin-steps li { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px; }
.tr-admin-steps .grow { flex: 1 1 200px; }
.tr-block { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; }
.tr-block textarea { font-family: var(--font-mono); }
.tr-block__head { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.tr-warn { background: var(--warn-bg); color: var(--warn-text); border-radius: 8px; padding: 10px 14px; }

/* Cartão do simulador HP no mapa */
.tr-resume__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.tr-hp { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; background: var(--surface); border: 2px solid var(--lime); border-radius: 14px; padding: 18px 24px; margin-bottom: 28px; }
.tr-hp__title { margin: 0 0 4px; font-size: 1.25rem; color: var(--navy); }
.tr-hp p { margin: 0; max-width: 62ch; }
.cell .cm-s-cba { color: var(--code-ink); }
.cell .cm-s-cba .cm-variable, .cell .cm-s-cba .cm-variable-2, .cell .cm-s-cba .cm-variable-3, .cell .cm-s-cba .cm-property, .cell .cm-s-cba .cm-punctuation { color: #E3F4E8; }
.cell .cm-s-cba .cm-error { color: #FFB4AB; }
.nb-done { margin: 14px 0 0; padding: 12px 16px; border-radius: 10px; background: var(--ok-bg); color: var(--ok-text); font-weight: 600; }
.nb-done[hidden] { display: none; }
.nb-done:focus { outline: 2px solid var(--green-500); }