:root {
  --ink: #0d1b2a;
  --paper: #f5ebe0;
  --steel: #778da9;
  --signal: #e0a458;
  --white: #fffaf2;
  --line: rgba(13, 27, 42, 0.18);
  --danger: #c94c3d;
  --ok: #2f7d58;
  --blue: #356aa0;
  --shadow: 0 18px 42px rgba(13, 27, 42, 0.16);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(90deg, rgba(13, 27, 42, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(13, 27, 42, 0.07) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 244px minmax(0, 1fr);
  min-height: 100vh;
}

.metrics-spine {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
  height: 100vh;
  padding: 22px 18px;
  color: var(--paper);
  background:
    linear-gradient(180deg, rgba(224, 164, 88, 0.13), transparent 30%),
    var(--ink);
  border-right: 4px solid var(--signal);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.brand img {
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
}

.brand span {
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.spine-readout {
  padding: 18px 14px;
  border: 1px solid rgba(245, 235, 224, 0.22);
  background: rgba(245, 235, 224, 0.06);
  box-shadow: inset 0 0 0 2px rgba(224, 164, 88, 0.08);
}

.spine-readout strong {
  display: block;
  margin-top: 8px;
  font-size: 46px;
  line-height: 0.95;
  color: var(--signal);
}

.spine-readout small,
.mono {
  font-size: 11px;
  font-weight: 800;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0;
  opacity: 0.78;
}

.spine-nav {
  display: grid;
  gap: 8px;
}

.nav-button,
.tool-button,
.primary-action,
.mini-button,
.segment {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: var(--white);
  box-shadow: inset 0 -3px 0 rgba(13, 27, 42, 0.13);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.nav-button {
  color: var(--paper);
  background: rgba(245, 235, 224, 0.08);
  border-color: rgba(245, 235, 224, 0.18);
  text-align: left;
  padding: 0 12px;
}

.nav-button.is-active,
.nav-button:hover {
  color: var(--ink);
  background: var(--signal);
  border-color: var(--signal);
}

.tool-button:hover,
.primary-action:hover,
.mini-button:hover,
.segment:hover,
.incident-card:hover {
  transform: translateY(-1px);
}

.system-strip {
  display: grid;
  gap: 10px;
  margin-top: auto;
}

.system-strip span {
  padding: 9px 10px;
  border-left: 4px solid var(--steel);
  background: rgba(245, 235, 224, 0.07);
  font-size: 12px;
}

.workspace {
  min-width: 0;
  padding: 22px;
}

.control-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 18px;
  line-height: 1.15;
}

h3 {
  margin-bottom: 6px;
  font-size: 16px;
}

.control-tools {
  display: flex;
  align-items: end;
  gap: 10px;
}

.search-control,
.quick-create label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.search-control input,
.quick-create input,
.quick-create select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  color: var(--ink);
  background: var(--white);
}

.signal-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.signal-cell {
  padding: 14px;
  min-height: 92px;
  border: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.82);
  box-shadow: var(--shadow);
}

.signal-cell strong {
  display: block;
  margin: 7px 0 3px;
  font-size: 28px;
}

.signal-cell small {
  color: rgba(13, 27, 42, 0.68);
}

.view {
  display: none;
}

.view.is-visible {
  display: block;
  animation: panelIn 220ms ease both;
}

.board-layout,
.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 324px;
  gap: 16px;
}

.kanban-panel,
.quick-create,
.incident-detail,
.action-log,
.calendar-panel,
.report-panel {
  border: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.9);
  box-shadow: var(--shadow);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px;
  border-bottom: 1px solid var(--line);
}

.panel-head.compact {
  padding-bottom: 10px;
}

.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.segment {
  min-height: 34px;
  padding: 0 10px;
  font-size: 12px;
}

.segment.is-active {
  color: var(--paper);
  background: var(--ink);
}

.kanban-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(176px, 1fr));
  gap: 10px;
  padding: 10px;
  overflow-x: auto;
}

.kanban-column {
  min-height: 540px;
  background:
    linear-gradient(rgba(13, 27, 42, 0.045) 1px, transparent 1px),
    rgba(245, 235, 224, 0.56);
  background-size: 100% 26px;
  border: 1px solid rgba(13, 27, 42, 0.14);
}

.column-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 42px;
  padding: 10px;
  border-bottom: 3px solid var(--steel);
}

.tone-danger .column-head {
  border-color: var(--danger);
}

.tone-warn .column-head {
  border-color: var(--signal);
}

.tone-active .column-head {
  border-color: var(--blue);
}

.tone-done .column-head {
  border-color: var(--ok);
}

.incident-list {
  display: grid;
  gap: 8px;
  padding: 8px;
}

.incident-card {
  display: grid;
  gap: 8px;
  width: 100%;
  min-height: 156px;
  padding: 12px;
  border: 1px solid rgba(13, 27, 42, 0.18);
  border-left-width: 5px;
  border-radius: 6px;
  text-align: left;
  color: var(--ink);
  background: var(--white);
}

.incident-card.is-selected {
  outline: 3px solid rgba(224, 164, 88, 0.55);
}

.severity-critical {
  border-left-color: var(--danger);
}

.severity-high {
  border-left-color: var(--signal);
}

.severity-medium {
  border-left-color: var(--blue);
}

.severity-low {
  border-left-color: var(--ok);
}

.incident-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.severity-label,
.sla-badge,
.status-chip {
  padding: 4px 6px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
  background: rgba(245, 235, 224, 0.86);
}

.incident-title {
  font-size: 15px;
  line-height: 1.2;
}

.incident-meta,
.incident-client {
  color: rgba(13, 27, 42, 0.68);
  font-size: 13px;
}

.progress-track {
  height: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(13, 27, 42, 0.08);
}

.progress-track span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--steel), var(--signal));
}

.quick-create {
  padding-bottom: 14px;
}

.quick-create form {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.primary-action {
  color: var(--ink);
  background: var(--signal);
  border-color: rgba(13, 27, 42, 0.24);
  font-weight: 850;
}

.tool-button {
  padding: 0 14px;
  font-weight: 800;
}

.mechanic-note {
  margin: 0 14px;
  padding: 12px;
  border-top: 4px solid var(--steel);
  background: rgba(119, 141, 169, 0.14);
}

.mechanic-note p {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.45;
}

.incident-detail,
.action-log {
  padding: 16px;
}

.detail-header h2 {
  margin-top: 6px;
  font-size: 28px;
  line-height: 1.05;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.detail-cell {
  min-height: 82px;
  padding: 12px;
  border: 1px solid var(--line);
  background: rgba(245, 235, 224, 0.7);
}

.detail-cell strong {
  display: block;
  margin-top: 7px;
  line-height: 1.25;
}

.detail-controls {
  margin-top: 16px;
}

.action-log {
  display: grid;
  align-content: start;
  gap: 10px;
}

.action-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 82px;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  background: var(--white);
}

.step-index {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  color: var(--paper);
  background: var(--ink);
  font-weight: 850;
}

.action-body strong,
.action-body small {
  display: block;
}

.action-body small {
  margin-top: 4px;
  color: rgba(13, 27, 42, 0.65);
}

.mini-button {
  min-height: 32px;
  font-size: 12px;
  font-weight: 850;
}

.mini-button.is-done {
  color: var(--paper);
  background: var(--ok);
}

.calendar-list {
  display: grid;
  gap: 8px;
  padding: 12px;
}

.calendar-row {
  display: grid;
  grid-template-columns: 154px minmax(0, 1fr) 96px;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--steel);
  background: var(--white);
}

.calendar-row.status-risk {
  border-left-color: var(--danger);
}

.calendar-time strong,
.calendar-time span {
  display: block;
}

.calendar-body p {
  margin-bottom: 0;
  color: rgba(13, 27, 42, 0.68);
}

.report-table {
  padding: 12px;
}

.report-row {
  display: grid;
  grid-template-columns: minmax(170px, 1.4fr) repeat(5, minmax(80px, 1fr));
  gap: 10px;
  align-items: center;
  min-width: 720px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.7);
}

.report-header {
  color: var(--paper);
  background: var(--ink);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.empty-state {
  margin: 0;
  padding: 12px;
  color: rgba(13, 27, 42, 0.62);
  font-size: 13px;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  max-width: min(360px, calc(100vw - 40px));
  padding: 12px 14px;
  border: 1px solid rgba(245, 235, 224, 0.25);
  border-radius: 6px;
  color: var(--paper);
  background: var(--ink);
  box-shadow: var(--shadow);
  transform: translateY(16px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

@keyframes panelIn {
  from {
    transform: translateY(8px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .metrics-spine {
    position: static;
    height: auto;
    display: grid;
    grid-template-columns: 1fr auto;
  }

  .spine-nav,
  .system-strip {
    grid-column: 1 / -1;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .signal-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .board-layout,
  .detail-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .workspace {
    padding: 14px;
  }

  .control-header,
  .control-tools,
  .panel-head {
    align-items: stretch;
    flex-direction: column;
  }

  .metrics-spine {
    grid-template-columns: 1fr;
  }

  .spine-nav,
  .system-strip,
  .signal-row,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 34px;
  }

  .kanban-grid {
    grid-template-columns: repeat(4, minmax(230px, 82vw));
  }

  .calendar-row {
    grid-template-columns: 1fr;
  }

  .report-table {
    overflow-x: auto;
  }
}