:root {
  --ink: #15181c;
  --muted: #71808a;
  --line: #dfe5e6;
  --paper: #f4f5f2;
  --cream: #fbfbf8;
  --blue: #245fff;
  --cyan: #2be0c7;
  --red: #fa4e41;
  --orange: #ffb937;
  --mono: "DM Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Noto Sans SC", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); }
button, input { font: inherit; }
button { cursor: pointer; }
.app-shell { max-width: 1460px; margin: 0 auto; padding: 0 28px 42px; }
.topbar { height: 76px; display: flex; align-items: center; border-bottom: 1px solid var(--line); justify-content: space-between; gap: 18px; }
.wordmark { color: var(--ink); display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--mono); font-size: 18px; letter-spacing: -1.2px; font-weight: 500; }
.wordmark span span { color: var(--blue); }
.mark { display: flex; align-items: end; gap: 3px; height: 20px; }
.mark i { background: var(--ink); width: 4px; display: block; border-radius: 2px; }
.mark i:nth-child(1) { height: 9px; }.mark i:nth-child(2) { height: 15px; background: var(--blue); }.mark i:nth-child(3) { height: 20px; }
.exercise-meta { display: flex; gap: 10px; margin-left: auto; font-family: var(--mono); font-size: 11px; }
.scenario-pill, .status-pill { padding: 8px 11px; border: 1px solid var(--line); border-radius: 99px; background: #fff; }
.status-pill { color: var(--muted); }.status-pill b { width: 7px; height: 7px; display: inline-block; background: #bbc4c6; border-radius: 50%; margin-right: 6px; }.status-pill.active { color: #94340e; border-color: #ffbc75; background: #fff8ee; }.status-pill.active b { background: var(--orange); box-shadow: 0 0 0 3px #ffe3bd; }
.top-actions { display: flex; gap: 11px; align-items: center; }.icon-button { border: 1px solid var(--line); background: #fff; color: var(--ink); height: 34px; width: 34px; border-radius: 50%; font-size: 18px; }.avatar { color: #fff; background: var(--ink); width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; font: 11px var(--mono); }
.hero { display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; padding: 72px 0 56px; border-bottom: 1px solid var(--line); }
.eyebrow, .panel-kicker { margin: 0 0 10px; color: var(--muted); font: 10px var(--mono); letter-spacing: 1.1px; }
.hero h1 { margin: 0; font-size: clamp(34px, 4.2vw, 61px); letter-spacing: -3px; line-height: 1.12; font-weight: 600; }.hero h1 em { color: var(--blue); font-style: normal; }.hero-copy { margin: 20px 0 0; color: #4b5960; line-height: 1.8; max-width: 590px; font-size: 15px; }
.hero-controls { align-self: end; background: var(--ink); color: white; padding: 26px 28px; border-radius: 3px; box-shadow: 7px 7px 0 var(--cyan); }.timer-label { font: 10px var(--mono); letter-spacing: 1.3px; color: #9ba5a7; }.timer { margin-top: 7px; font: 52px/1 var(--mono); letter-spacing: -3px; }.timer-sub { margin: 10px 0 22px; color: #abb4b6; font-size: 12px; }.control-row { display: flex; gap: 9px; }.primary-button, .secondary-button { border: 0; padding: 11px 15px; border-radius: 2px; font-weight: 600; font-size: 13px; }.primary-button { background: var(--cyan); color: var(--ink); }.primary-button:hover { background: #84f5e5; }.secondary-button { color: #fff; background: #30383b; }.secondary-button:not(:disabled):hover { background: #465154; }.secondary-button:disabled { opacity: .45; cursor: not-allowed; }
.facilitator-button { margin-top: 16px; padding: 0; border: 0; background: transparent; color: #bdc9c7; font: 11px var(--mono); }.facilitator-button:hover { color: var(--cyan); }.facilitator-button span { margin-left: 4px; }
.section-tabs { display: flex; gap: 26px; overflow: auto; padding: 18px 0; border-bottom: 1px solid var(--line); }.section-tabs a { color: var(--muted); font-size: 13px; text-decoration: none; white-space: nowrap; }.section-tabs a.active { color: var(--ink); font-weight: 700; }.section-tabs a.active:after { content: ""; display: block; height: 2px; background: var(--blue); margin-top: 17px; margin-bottom: -19px; }
.situation-grid { padding: 26px 0; display: grid; grid-template-columns: 1fr 1.17fr 1.25fr; gap: 16px; }.panel { background: var(--cream); border: 1px solid var(--line); border-radius: 3px; padding: 22px; }.panel-header { display: flex; justify-content: space-between; align-items: start; gap: 12px; }.panel h2 { margin: 0; font-size: 16px; letter-spacing: -.6px; }.severity { font: 10px var(--mono); color: var(--muted); padding: 5px 7px; background: #edf0ee; border-radius: 2px; }.severity.hot { background: #fff0ed; color: #bc3025; }.impact-number { margin: 21px 0 3px; font: 52px/1 var(--mono); letter-spacing: -4px; }.impact-number small { font-size: 22px; letter-spacing: -1px; }.impact-caption { font-size: 12px; color: var(--muted); }.impact-caption span { color: #a52f25; margin-left: 6px; }.bar-chart { height: 50px; display: flex; align-items: end; gap: 5px; margin-top: 19px; }.bar-chart span { flex: 1; background: #cfd7d7; min-height: 5px; transition: height .4s, background .4s; }.bar-chart .alert-bar { background: #cfd7d7; }.bar-chart .hot { background: var(--red); }
.live-dot { font: 10px var(--mono); color: #087561; }.live-dot:before { content: ""; display: inline-block; width: 6px; height: 6px; background: var(--cyan); border-radius: 50%; margin-right: 5px; }.service-list { margin-top: 15px; }.service-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid #e9edeb; font: 11px var(--mono); }.service-name { display: flex; align-items: center; gap: 7px; }.service-dot { height: 7px; width: 7px; border-radius: 50%; display: inline-block; background: #bdc7c7; }.service-dot.healthy { background: var(--cyan); }.service-dot.warn { background: var(--orange); }.service-dot.error { background: var(--red); }.service-state { color: var(--muted); }.service-state.error { color: #bd3128; }.dependency-note { margin-top: 13px; padding: 9px; border-left: 2px solid var(--blue); color: #566269; background: #f1f4f7; font-size: 11px; line-height: 1.5; }
.text-button { border: 0; background: transparent; color: var(--blue); font-size: 11px; padding: 0; }.timeline { list-style: none; padding: 7px 0 0; margin: 0; max-height: 174px; overflow: auto; }.timeline li { display: grid; grid-template-columns: 44px 1fr; gap: 9px; padding: 7px 0; font-size: 11px; line-height: 1.5; border-bottom: 1px solid #edf0ef; }.timeline li:last-child { border-bottom: 0; }.timeline time { font-family: var(--mono); color: var(--blue); }.timeline li.muted { color: var(--muted); }.timeline li.muted time { color: #a3adaf; }
.workspace { display: grid; grid-template-columns: 1.5fr .85fr; gap: 16px; padding-bottom: 16px; }.metric-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 18px 0; border-bottom: 1px solid var(--line); }.metric-strip div { border-right: 1px solid var(--line); padding-right: 8px; }.metric-strip div:last-child { border: 0; }.metric-strip small { display: block; color: var(--muted); font: 10px var(--mono); }.metric-strip strong { display: block; margin-top: 5px; font: 17px var(--mono); letter-spacing: -.8px; }.log-console { height: 204px; overflow: auto; margin: 0; padding: 17px 0 0; color: #415258; font: 11px/1.8 var(--mono); white-space: pre-wrap; }.log-console .log-dim { color: #97a2a5; }.log-alert { color: #bf3026; }.log-warn { color: #9b6014; }.log-ok { color: #087561; }
.score { font: 10px var(--mono); color: var(--muted); }.score b { color: var(--blue); font-size: 17px; }.commander-copy { color: var(--muted); font-size: 12px; line-height: 1.7; min-height: 40px; }.action-list { display: grid; gap: 7px; }.action-list button { display: grid; grid-template-columns: 26px 1fr 15px; gap: 9px; align-items: center; text-align: left; background: #fff; border: 1px solid var(--line); padding: 10px; color: var(--ink); border-radius: 2px; }.action-list button:not(:disabled):hover { border-color: var(--blue); transform: translateX(2px); }.action-list button:disabled { opacity: .45; cursor: not-allowed; }.action-list button.done { background: #f1fffb; border-color: #9ee9dc; }.action-list button.risky { background: #fff4f1; border-color: #ffc9c2; }.action-list button > span { color: var(--blue); font: 11px var(--mono); }.action-list b { display: block; font-size: 11px; }.action-list small { display: block; margin-top: 3px; color: var(--muted); font-size: 10px; }.action-list i { font-style: normal; color: var(--blue); }.action-result { margin-top: 11px; padding: 10px; background: #f0f2ef; color: #536066; font-size: 11px; line-height: 1.6; border-radius: 2px; }
.comms-section { display: grid; grid-template-columns: 1.5fr .85fr; gap: 16px; }.channel-title { display: flex; gap: 8px; align-items: center; }.channel-title > span { font: 26px var(--mono); color: var(--blue); }.channel-members { color: var(--muted); font-size: 10px; }.member-avatars { display: inline-flex; margin-right: 4px; }.member-avatars i { width: 19px; height: 19px; display: grid; place-items: center; background: var(--ink); color: #fff; border-radius: 50%; font: 8px var(--mono); border: 1px solid #fff; margin-left: -4px; }.member-avatars i:nth-child(2) { background: var(--blue); }.member-avatars i:nth-child(3) { background: #7641cf; }.member-avatars i:nth-child(4) { background: #ba5c1f; }.message-list { min-height: 170px; max-height: 260px; overflow-y: auto; margin-top: 17px; border-top: 1px solid var(--line); }.message { display: grid; grid-template-columns: 29px 1fr; gap: 10px; padding: 13px 0 0; }.message-avatar { height: 27px; width: 27px; display: grid; place-items: center; background: #e7eceb; color: var(--ink); border-radius: 50%; font: 9px var(--mono); }.message-avatar.user { background: var(--blue); color: #fff; }.message-copy { font-size: 12px; line-height: 1.65; }.message-meta { margin-bottom: 2px; color: var(--muted); font-size: 10px; }.message-meta b { color: var(--ink); margin-right: 5px; }.empty-chat { margin-top: 20px; color: var(--muted); font-size: 12px; }.message-form { display: flex; gap: 8px; margin-top: 17px; }.message-form input { flex: 1; border: 1px solid var(--line); border-radius: 2px; padding: 10px; background: #fff; min-width: 0; font-size: 12px; }.message-form input:focus { outline: 2px solid #b9ceff; border-color: var(--blue); }.message-form button { border: 0; background: var(--blue); color: #fff; border-radius: 2px; padding: 0 16px; font-size: 12px; }.message-form button:disabled { background: #b7c0c0; }
.readiness-card { border-radius: 3px; padding: 23px; background: var(--blue); color: #fff; display: flex; flex-direction: column; justify-content: space-between; min-height: 258px; }.readiness-card .panel-kicker { color: #a9c1ff; }.readiness-card h2 { font-size: 23px; line-height: 1.35; letter-spacing: -1.2px; margin: 0; }.readiness-card > p:not(.panel-kicker) { font-size: 12px; line-height: 1.7; color: #dbe5ff; }.readiness-foot { border-top: 1px solid #6287ff; padding-top: 12px; color: #d4dfff; font: 10px var(--mono); }.pulse { display: inline-block; height: 6px; width: 6px; background: var(--cyan); border-radius: 50%; margin-right: 5px; box-shadow: 0 0 0 3px rgba(43, 224, 199, .2); }
dialog { width: min(500px, calc(100% - 32px)); border: 0; padding: 28px; border-radius: 3px; box-shadow: 0 20px 70px rgba(0,0,0,.25); }.close-dialog { position: absolute; right: 13px; top: 10px; border: 0; background: transparent; font-size: 25px; color: var(--muted); }.replay-content { margin-top: 18px; padding: 13px; background: var(--paper); font-size: 13px; line-height: 1.7; }dialog::backdrop { background: rgba(13, 20, 22, .55); }
.facilitator-dialog { width: min(650px, calc(100% - 32px)); }.facilitator-dialog > h2 { margin: 0; letter-spacing: -1px; }.facilitator-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 19px; }.facilitator-grid section { padding: 13px; background: var(--paper); border-left: 2px solid var(--blue); }.facilitator-grid b { font-size: 12px; }.facilitator-grid p { margin: 7px 0 0; color: #5e6a6f; font-size: 11px; line-height: 1.7; }.facilitator-tip { margin: 16px 0 0; padding-top: 13px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }.facilitator-tip code { font-family: var(--mono); color: var(--blue); }
@media (max-width: 930px) { .hero, .situation-grid, .workspace, .comms-section { grid-template-columns: 1fr; }.hero { padding-top: 46px; }.hero-controls { max-width: 560px; }.situation-grid { gap: 12px; }.readiness-card { min-height: 200px; }.topbar { height: auto; min-height: 68px; padding: 12px 0; }.exercise-meta { display: none; } }
@media (max-width: 560px) { .app-shell { padding: 0 16px 28px; }.hero h1 { letter-spacing: -2px; }.control-row { flex-direction: column; }.primary-button, .secondary-button { width: 100%; }.metric-strip { grid-template-columns: 1fr; }.metric-strip div { border-right: 0; border-bottom: 1px solid var(--line); padding: 0 0 8px; }.panel { padding: 17px; }.channel-members { display: none; }.section-tabs { gap: 18px; }.timer { font-size: 44px; }.facilitator-grid { grid-template-columns: 1fr; } }