/* ═══════════════════════════════════════════════
   Staff Layout – Operations Command v2
   Top-nav + tray/main/context three-column shell.
   Slate + amber command palette, teal interaction.
   ═══════════════════════════════════════════════ */

/* ── Shell ──────────────────────────────────── */

.staff-layout {
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 10% 3%, rgba(229, 163, 54, 0.022) 0%, transparent 40%),
    radial-gradient(ellipse at 92% 88%, rgba(14, 117, 102, 0.018) 0%, transparent 44%),
    radial-gradient(circle at 50% 50%, rgba(120, 114, 112, 0.012) 0%, transparent 58%),
    linear-gradient(175deg, #efeeeb 0%, var(--staff-bg) 26%, #f5f4f2 100%);
  color: var(--staff-text);
  font-family: var(--staff-font-sans);
  font-size: 0.875rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.staff-layout__top {
  position: sticky;
  top: 0;
  z-index: 50;
}

.staff-layout__body {
  display: grid;
  grid-template-columns: 264px 1fr 248px;
  gap: var(--staff-space-5);
  padding: var(--staff-space-5);
  align-items: start;
  position: relative;
}

.staff-layout__body--context-collapsed {
  grid-template-columns: 264px 1fr;
}

.staff-layout__tray,
.staff-layout__context {
  position: sticky;
  top: calc(3.5rem + var(--staff-space-5));
  border-radius: var(--staff-radius-lg);
  border: 1px solid var(--staff-border);
  box-shadow: var(--staff-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.55);
  max-height: calc(100vh - 3.5rem - var(--staff-space-5) * 2);
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(17, 16, 20, 0.12) transparent;
}

.staff-layout__tray::-webkit-scrollbar,
.staff-layout__context::-webkit-scrollbar {
  width: 5px;
}
.staff-layout__tray::-webkit-scrollbar-thumb,
.staff-layout__context::-webkit-scrollbar-thumb {
  background: rgba(17, 16, 20, 0.12);
  border-radius: 3px;
}
.staff-layout__tray::-webkit-scrollbar-thumb:hover,
.staff-layout__context::-webkit-scrollbar-thumb:hover {
  background: rgba(17, 16, 20, 0.22);
}

.staff-layout__tray {
  background: var(--staff-tray-bg);
}

.staff-layout__context {
  background: var(--staff-context-bg);
}

.staff-layout__context--collapsed {
  position: absolute;
  right: 0;
  top: 0;
  width: 0;
  height: 0;
  overflow: hidden;
  border: 0;
  box-shadow: none;
  pointer-events: none;
}

.staff-layout__context-toggle {
  position: absolute;
  right: 0;
  top: var(--staff-space-6);
  transform: translateX(40%);
  border: 1px solid var(--staff-border);
  border-radius: 999px;
  background: var(--staff-surface);
  color: var(--staff-text);
  padding: 0.32rem 0.62rem;
  font-size: 0.68rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  z-index: 10;
  box-shadow: var(--staff-shadow-xs);
  transition:
    background var(--staff-duration) var(--staff-ease),
    border-color var(--staff-duration) var(--staff-ease),
    color var(--staff-duration) var(--staff-ease);
}

.staff-layout__context-toggle:hover {
  background: var(--staff-link-hover-bg);
  border-color: var(--staff-border-strong);
}

.staff-layout__context-toggle:focus-visible {
  outline: 2px solid var(--staff-accent);
  outline-offset: 2px;
}

.staff-layout__main {
  min-width: 0;
}

.staff-layout__main-inner {
  display: flex;
  flex-direction: column;
  gap: var(--staff-space-5);
}

/* ── Top Nav ───────────────────────────────── */

.staff-top-nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--staff-space-5);
  padding: 0 var(--staff-space-5);
  height: 3.5rem;
  background:
    linear-gradient(90deg, #0e0d11 0%, #151318 35%, #13121a 70%, #100f14 100%);
  color: var(--staff-top-text);
  border-bottom: 2.5px solid var(--staff-top-accent);
  box-shadow: var(--staff-shadow-nav);
}

/* ── Brand ────────────────────────── */

.staff-top-nav__brand {
  display: flex;
  align-items: center;
  gap: var(--staff-space-3);
  user-select: none;
}

.staff-top-nav__logo {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--staff-top-text);
}

.staff-top-nav__subtitle {
  position: relative;
  padding-left: var(--staff-space-3);
  font-size: 0.58rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  line-height: 1;
  color: var(--staff-top-accent);
  opacity: 0.88;
}

.staff-top-nav__subtitle::before {
  content: "";
  position: absolute;
  left: 0;
  top: -2px;
  bottom: -2px;
  width: 1px;
  background: rgba(245, 245, 244, 0.14);
}

/* ── Status (loading) ────────────── */

.staff-top-nav__status {
  justify-self: center;
  font-size: 0.75rem;
  font-weight: 500;
  font-family: var(--staff-font-mono);
  color: var(--staff-top-muted);
}

/* ── Nav links (top bar pills) ────── */

.staff-top-nav__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.staff-top-nav__links::-webkit-scrollbar {
  display: none;
}

.staff-top-nav__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.34rem 0.72rem;
  border-radius: var(--staff-radius-sm);
  border: 1px solid transparent;
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(245, 245, 244, 0.58);
  background: transparent;
  white-space: nowrap;
  text-decoration: none;
  transition:
    color var(--staff-duration) var(--staff-ease),
    background var(--staff-duration) var(--staff-ease),
    border-color var(--staff-duration) var(--staff-ease);
}

.staff-top-nav__link:hover {
  color: var(--staff-top-text);
  background: rgba(255, 255, 255, 0.07);
}

.staff-top-nav__link:focus-visible {
  outline: 2px solid var(--staff-top-accent);
  outline-offset: 2px;
}

.staff-top-nav__link.active {
  background: rgba(229, 163, 54, 0.16);
  color: var(--staff-top-accent);
  border-color: rgba(229, 163, 54, 0.24);
  font-weight: 600;
}

/* ── Actions (user + sign-out) ─────── */

.staff-top-nav__actions {
  display: flex;
  align-items: center;
  gap: var(--staff-space-3);
}

.staff-top-nav__user {
  font-family: var(--staff-font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.24rem 0.52rem;
  border-radius: var(--staff-radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(245, 245, 244, 0.66);
  user-select: all;
}

.staff-top-nav__signout {
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: transparent;
  color: rgba(245, 245, 244, 0.58);
  border-radius: var(--staff-radius-sm);
  padding: 0.26rem 0.62rem;
  font-family: var(--staff-font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition:
    background var(--staff-duration) var(--staff-ease),
    color var(--staff-duration) var(--staff-ease),
    border-color var(--staff-duration) var(--staff-ease);
}

.staff-top-nav__signout:hover {
  background: rgba(229, 163, 54, 0.1);
  color: var(--staff-top-accent);
  border-color: rgba(229, 163, 54, 0.26);
}

.staff-top-nav__signout:focus-visible {
  outline: 2px solid var(--staff-top-accent);
  outline-offset: 2px;
}

.staff-top-nav__signout:active {
  background: rgba(229, 163, 54, 0.16);
}

/* ── Work Tray + Context Pane ──────────────── */

.staff-work-tray,
.staff-context-pane {
  display: grid;
  gap: var(--staff-space-3);
  padding: var(--staff-space-4);
}

.staff-work-tray__section,
.staff-context-pane__section {
  background: var(--staff-surface);
  border: 1px solid var(--staff-border);
  border-radius: var(--staff-radius-md);
  padding: var(--staff-space-4);
  display: grid;
  gap: var(--staff-space-2);
  box-shadow: var(--staff-shadow-xs), inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

/* ── Section headings ─────────────── */

.staff-work-tray__title,
.staff-context-pane__title {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--staff-muted);
  padding-bottom: var(--staff-space-2);
  border-bottom: 1px solid var(--staff-border-subtle);
}

.staff-work-tray__title::before,
.staff-context-pane__title::before {
  content: "";
  width: 3px;
  height: 0.85em;
  border-radius: 1.5px;
  background: var(--staff-accent);
  flex-shrink: 0;
}

.staff-work-tray__subtitle {
  margin: 0;
  font-size: 0.78rem;
  color: var(--staff-muted);
  line-height: 1.45;
}

.staff-context-pane__value {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--staff-text);
}

/* ── Tray links ───────────────────── */

.staff-work-tray__links {
  display: grid;
  gap: var(--staff-space-1);
}

.staff-work-tray__link {
  display: flex;
  align-items: center;
  padding: 0.44rem 0.6rem;
  border-radius: var(--staff-radius-sm);
  border: 1px solid transparent;
  background: var(--staff-link-bg);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--staff-text);
  text-decoration: none;
  transition:
    background var(--staff-duration) var(--staff-ease),
    border-color var(--staff-duration) var(--staff-ease),
    color var(--staff-duration) var(--staff-ease),
    box-shadow var(--staff-duration) var(--staff-ease);
}

.staff-work-tray__link:hover {
  background: var(--staff-link-hover-bg);
  border-color: var(--staff-border);
}

.staff-work-tray__link:focus-visible {
  outline: 2px solid var(--staff-accent);
  outline-offset: 2px;
}

.staff-work-tray__link:active {
  background: rgba(26, 24, 22, 0.09);
}

.staff-work-tray__link.active {
  background: var(--staff-link-active-bg);
  color: var(--staff-link-active-text);
  font-weight: 600;
  border-color: rgba(14, 117, 102, 0.18);
  box-shadow: inset 3.5px 0 0 var(--staff-accent);
}

/* ── Context pane list ────────────── */

.staff-context-pane__list {
  margin: 0;
  padding-left: 1rem;
  display: grid;
  gap: var(--staff-space-2);
  color: var(--staff-text);
  font-size: 0.8rem;
  line-height: 1.55;
  list-style: disc;
}

.staff-context-pane__list li::marker {
  color: var(--staff-accent);
  font-size: 0.7em;
}

/* ── Responsive ────────────────────────────── */

@media (max-width: 1200px) {
  .staff-layout__body {
    grid-template-columns: 250px 1fr;
  }

  .staff-layout__context {
    display: none;
  }

  .staff-layout__context-toggle {
    display: none;
  }
}

@media (max-width: 860px) {
  .staff-layout__body {
    grid-template-columns: 1fr;
    padding: var(--staff-space-3);
    gap: var(--staff-space-3);
  }

  .staff-layout__tray {
    position: relative;
    top: 0;
    max-height: none;
  }

  .staff-top-nav {
    grid-template-columns: auto 1fr;
    height: auto;
    padding: var(--staff-space-3) var(--staff-space-4);
    gap: var(--staff-space-2) var(--staff-space-3);
  }

  .staff-top-nav__brand {
    grid-column: 1;
  }

  .staff-top-nav__actions {
    grid-column: 2;
    justify-self: end;
  }

  .staff-top-nav__links {
    grid-column: 1 / -1;
    justify-content: flex-start;
    padding-bottom: var(--staff-space-1);
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 480px) {
  .staff-top-nav {
    grid-template-columns: 1fr;
    gap: var(--staff-space-2);
  }

  .staff-top-nav__brand {
    grid-column: 1;
  }

  .staff-top-nav__actions {
    grid-column: 1;
    justify-self: stretch;
    justify-content: space-between;
  }

  .staff-top-nav__links {
    grid-column: 1;
  }

  .staff-top-nav__subtitle::before {
    display: none;
  }

  .staff-top-nav__brand {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .staff-top-nav__subtitle {
    padding-left: 0;
  }
}