/* Modern light. Base elements, header, tabs, mode/simulation controls, search palette, activity indicator. */
:root { color-scheme: light; font-family: var(--font-sans); font-feature-settings: "cv11", "ss03"; background: var(--paper); color: var(--ink); }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-width: 320px; background: var(--paper); -webkit-font-smoothing: antialiased; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
kbd, time { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
button { font: inherit; }
.app-shell { max-width: 1440px; min-height: 100vh; margin: auto; padding: 28px; }
/* Pre-boot gate: shown instead of .app-shell until a Control Room is chosen. */
.room-picker-view { display: grid; place-items: center; min-height: 100vh; padding: 28px; }
.room-picker-card { width: min(560px, 100%); }
.room-picker-list { display: grid; gap: 10px; margin-top: 22px; }
.room-picker-row { display: flex; width: 100%; align-items: center; justify-content: space-between; padding: 16px 18px; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--paper-raised); box-shadow: var(--shadow-sm); color: var(--ink); text-align: left; font: inherit; }
.room-picker-row:not(button) { color: var(--ink-3); cursor: not-allowed; }
button.room-picker-row:hover { border-color: var(--accent); background: var(--paper-raised); box-shadow: var(--shadow-md); }
.room-picker-row strong { font-size: 1.05rem; }
.room-picker-row span { color: var(--ink-3); font-size: .78rem; font-weight: 500; }
.topbar, .section-heading, .dashboard, .scenario-controls, .legend, .issue-title-row, .responder-row { display: flex; }
/* The tab bar lives inside the header so desktop can put brand, views and mode
   on one row. Placement is a grid rather than flex wrapping: the tab bar needs
   a full-width basis when it is on its own row, and that basis makes flex wrap
   the mode buttons off the brand row even when they would comfortably fit. */
.topbar { display: grid; row-gap: 14px; column-gap: 16px; align-items: center; padding: 0; grid-template-columns: minmax(0, 1fr) auto; }
.topbar > div:first-child { grid-area: 1 / 1; }
.topbar .mode-controls { grid-area: 1 / 2; justify-self: end; }
.topbar .tab-bar { grid-area: 2 / 1 / 3 / -1; }
.eyebrow { margin: 0 0 4px; color: var(--ink-3); font-size: .74rem; font-weight: 600; letter-spacing: .01em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 2px; font-size: 1.75rem; font-weight: 700; letter-spacing: -.025em; }
h2 { margin-bottom: 0; font-size: 1.2rem; font-weight: 650; letter-spacing: -.015em; }
.tagline { margin: 0; color: var(--ink-2); }
.scenario-controls { gap: 14px; align-items: center; }
.scenario-label { color: var(--ink-2); font-size: .9rem; }
/* Default buttons are outlined surfaces; only the actions listed under "Primary" are solid accent. */
button { border: 1px solid var(--rule-strong); border-radius: var(--radius-sm); padding: 8px 14px; background: var(--paper-raised); color: var(--ink); cursor: pointer; font-weight: 600; box-shadow: var(--shadow-sm); transition: background-color .12s ease, border-color .12s ease, box-shadow .12s ease; }
button:hover { background: var(--paper-sunk); }
/* Primary: the one forward action in each area. */
#pause-resume-button, #settings-save, #settings-event-planner-save, .demo-override-actions button, .recommend-button, .decision-controls > button:not(.secondary-button) { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
#pause-resume-button:hover, #settings-save:hover, #settings-event-planner-save:hover, .demo-override-actions button:hover:not(:disabled), .recommend-button:hover, .decision-controls > button:not(.secondary-button):hover:not(:disabled) { border-color: var(--accent-ink); background: var(--accent-ink); }
button:disabled, button:disabled:hover { border-color: var(--rule); background: var(--paper-sunk); color: var(--ink-3); box-shadow: none; opacity: 1; } button:disabled { opacity: .7; cursor: not-allowed; }
button.is-loading { cursor: wait; }
.mode-controls, .tab-bar, .simulation-bar, .lower-grid { display: flex; }
/* Mode switch is a segmented control: a recessed track with a raised active pill. */
.mode-controls { gap: 2px; padding: 3px; border-radius: var(--radius-pill); background: var(--paper-sunk); }.mode-controls button { border-color: transparent; border-radius: var(--radius-pill); background: transparent; color: var(--ink-2); box-shadow: none; }.mode-controls button:hover { background: var(--paper-raised); color: var(--ink); }.mode-controls button.active { border-color: var(--rule); background: var(--paper-raised); color: var(--accent-ink); box-shadow: var(--shadow-sm); }
.tab-bar { align-items: center; gap: 4px; margin-bottom: 12px; border-bottom: 1px solid var(--rule); }.tab-button { border: 0; border-bottom: 2px solid transparent; border-radius: var(--radius-sm) var(--radius-sm) 0 0; background: transparent; color: var(--ink-3); box-shadow: none; }.tab-button:hover { background: var(--paper-sunk); color: var(--ink); }.tab-button.active { border-bottom-color: var(--accent); background: transparent; color: var(--accent-ink); }
.simulation-bar { align-items: center; gap: 18px; margin-bottom: 12px; padding: 13px 16px; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--paper-raised); box-shadow: var(--shadow-sm); }.simulation-bar > div { display: grid; min-width: 145px; }.simulation-bar .eyebrow { margin: 0 0 4px; color: var(--ink-3); font-size: .74rem; font-weight: 600; letter-spacing: .01em; }.simulation-bar label { display: grid; gap: 3px; margin-left: auto; color: var(--ink-3); font-size: .74rem; font-weight: 600; }.simulation-bar select { border: 1px solid var(--rule-strong); border-radius: var(--radius-sm); padding: 7px 28px 7px 8px; background: var(--paper-raised); color: var(--ink); }
.control-room-search { position: relative; display: flex; justify-content: flex-end; margin: -4px 0 12px; }.control-room-search > button { display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border-radius: var(--radius-pill); border-color: var(--rule); background: var(--paper-raised); color: var(--ink); font-size: .78rem; }.control-room-search kbd { padding: 1px 5px; border: 1px solid var(--rule); border-radius: 4px; background: var(--paper-raised); color: var(--ink-2); font-family: inherit; font-size: .65rem; }.search-palette { position: absolute; z-index: 20; top: 0; right: 0; width: min(620px, 100%); padding: 18px; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--paper-raised); box-shadow: var(--shadow-md); }.search-palette-header { display: flex; justify-content: space-between; gap: 12px; }.search-palette-header h2 { margin: 3px 0 14px; font-size: 1.08rem; }.search-palette-header button { align-self: flex-start; padding: 6px 9px; font-size: .72rem; }.search-input-label { display: block; margin-bottom: 5px; color: var(--ink-2); font-size: .76rem; font-weight: 600; }.search-palette input { box-sizing: border-box; width: 100%; padding: 11px 12px; border: 1px solid var(--rule-strong); border-radius: var(--radius-sm); background: var(--paper-raised); color: var(--ink); font: inherit; }.search-filters { display: flex; flex-wrap: wrap; gap: 6px; margin: 11px 0; }.search-filters button { padding: 4px 11px; border-radius: var(--radius-pill); border-color: var(--rule); background: var(--paper-raised); color: var(--ink-2); font-size: .7rem; }.search-filters button[aria-pressed="true"] { border-color: var(--accent); background: var(--accent-wash); color: var(--accent-ink); }.search-results { max-height: 370px; overflow-y: auto; }.search-result-group { display: grid; gap: 4px; margin: 12px 0; }.search-result-group h3 { margin: 0 0 2px; color: var(--ink-3); font-size: .74rem; font-weight: 600; }.search-result { display: grid; gap: 3px; width: 100%; padding: 9px 10px; border: 1px solid transparent; border-radius: var(--radius-sm); background: var(--paper-raised); color: var(--ink); text-align: left; box-shadow: none; }.search-result:hover, .search-result.active { border-color: var(--accent); background: var(--accent-wash); }.search-result > span { color: var(--ink-3); font-size: .72rem; }.search-result .search-linked { color: var(--ok-ink); }.search-help { margin: 12px 0 0; color: var(--ink-3); font-size: .68rem; }
.agent-activity-indicator { display: flex; align-items: center; gap: 7px; margin-left: auto; padding: 6px 10px; color: var(--ink-3); font-size: .76rem; font-weight: 600; }.activity-dot { flex: 0 0 auto; width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }.activity-dot.completed { background: var(--ok); }.activity-dot.failed { background: var(--danger); }.activity-dot.running, .agent-activity-indicator.working .activity-dot { background: var(--info); animation: activity-blink 1.1s steps(2, start) infinite; }.agent-activity-indicator.working { color: var(--ink); }
/* The simulation clock is the instrument readout of the page. */
.simulation-bar strong { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-weight: 600; font-size: .92rem; }
.topbar h1 { font-weight: 700; letter-spacing: -.03em; }
.topbar h1 .brand-mark { color: var(--accent-ink); }
/* Text fields and selects share one form style with a visible focus ring. */
input[type="text"], input[type="password"], input[type="search"], input:not([type]), select { border: 1px solid var(--rule-strong); border-radius: var(--radius-sm); background: var(--paper-raised); color: var(--ink); font: inherit; transition: border-color .12s ease, box-shadow .12s ease; }
input:focus-visible, select:focus-visible { outline: none; border-color: var(--accent); box-shadow: var(--focus-ring); }
select { appearance: none; padding-right: 30px; background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%), linear-gradient(135deg, var(--ink-3) 50%, transparent 50%); background-position: calc(100% - 15px) 55%, calc(100% - 10px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
input[type="checkbox"], input[type="radio"] { accent-color: var(--accent); }
input[type="text"], input[type="password"], input:not([type]) { padding: 8px 9px; }
input::placeholder { color: var(--ink-3); }

/* Shared operational components: one rhythm across the console. */
.status-badge { display: inline-flex; align-items: center; width: fit-content; gap: 5px; padding: 3px 7px; border: 1px solid var(--rule); border-radius: var(--radius-sm); color: var(--ink-2); background: var(--paper); font: 600 .7rem/1.35 var(--font-sans); white-space: nowrap; }
.status-badge.status-attention { color: var(--danger-ink); border-color: var(--danger); background: var(--danger-wash); }
.empty-state { display: grid; gap: 6px; padding: 16px; border: 1px dashed var(--rule-strong); border-radius: var(--radius-sm); color: var(--ink-2); background: var(--paper); font-size: .82rem; line-height: 1.5; }
.empty-state strong { color: var(--ink); font-weight: 600; }
.empty-state p { margin: 0; }
.room-identity { flex: 1 1 100px; }
.room-identity strong { max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: var(--font-sans); }
.workspace-nav { display: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}