:root {
  --ink: #1b1b3a;
  --paper: #fbfefb;
  --coral: #ff6b6b;
  --mint: #4ecdc4;
  --line: rgba(27, 27, 58, .14);
  --muted: #667078;
  --panel: #ffffff;
  --wash: #eef8f6;
  --amber: #f6d365;
  --shadow: 0 24px 60px rgba(27, 27, 58, .12);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.4;
  background:
    linear-gradient(90deg, rgba(78, 205, 196, .12) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 107, 107, .08) 1px, transparent 1px),
    var(--paper);
  background-size: 36px 36px;
}

button,
input,
select {
  font: inherit;
}

button {
  color: inherit;
}

.app-shell {
  min-height: 100svh;
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr);
}

.rail {
  position: sticky;
  top: 0;
  height: 100svh;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 26px;
  color: var(--paper);
  background:
    linear-gradient(180deg, rgba(78, 205, 196, .16), transparent 46%),
    var(--ink);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--paper);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  width: 42px;
  height: 42px;
}

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

.nav-tab {
  width: 100%;
  min-height: 42px;
  border: 1px solid rgba(251, 254, 251, .16);
  border-radius: 8px;
  background: transparent;
  color: rgba(251, 254, 251, .76);
  cursor: pointer;
  text-align: left;
  padding: 10px 12px;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}

.nav-tab:hover,
.nav-tab.is-active {
  color: var(--paper);
  background: rgba(251, 254, 251, .1);
  border-color: rgba(78, 205, 196, .72);
  transform: translateX(2px);
}

.rail-note {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid rgba(251, 254, 251, .18);
  display: grid;
  gap: 6px;
}

.rail-note strong {
  color: var(--mint);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.rail-note span {
  color: rgba(251, 254, 251, .78);
  font-size: 13px;
}

.workspace {
  min-width: 0;
  padding: 22px;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 14px;
}

.topbar {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto;
  gap: 18px;
  align-items: end;
  padding: 10px 0 4px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--coral);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
}

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

h1 {
  margin-bottom: 0;
  font-size: clamp(30px, 5vw, 58px);
  line-height: .95;
  letter-spacing: 0;
}

.quick-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(92px, 1fr));
  gap: 8px;
  min-width: min(560px, 100%);
}

.quick-metrics article {
  min-height: 66px;
  padding: 10px;
  border-left: 4px solid var(--mint);
  background: rgba(255, 255, 255, .7);
}

.quick-metrics b {
  display: block;
  font-size: 22px;
  line-height: 1;
}

.quick-metrics span {
  color: var(--muted);
  font-size: 12px;
}

.filters {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 180px 180px;
  gap: 10px;
  padding: 10px;
  background: rgba(255, 255, 255, .78);
  border: 1px solid var(--line);
  box-shadow: 0 8px 30px rgba(27, 27, 58, .05);
}

label {
  display: grid;
  gap: 6px;
}

label span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  padding: 9px 10px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--mint);
  box-shadow: 0 0 0 3px rgba(78, 205, 196, .18);
}

.content-grid {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 38vw);
  gap: 14px;
}

.portfolio,
.inspector {
  min-width: 0;
  min-height: 0;
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 12px;
  align-content: start;
}

.route-tile,
.document-row,
.finance-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 12px 34px rgba(27, 27, 58, .06);
  cursor: pointer;
  text-align: left;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.route-tile:hover,
.document-row:hover,
.finance-row:hover,
.route-tile.is-selected,
.document-row.is-selected,
.finance-row.is-selected {
  transform: translateY(-2px);
  border-color: rgba(78, 205, 196, .86);
  box-shadow: var(--shadow);
}

.route-tile {
  min-height: 184px;
  padding: 14px;
  display: grid;
  gap: 12px;
}

.tile-head,
.tile-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.route-tile strong {
  font-size: 20px;
  line-height: 1.08;
}

.route-tile em,
.document-row em,
.finance-row em,
.owner-line em,
.phase-stack em,
.proof-stack em,
.operator-strip em,
.money-stack i {
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
}

.progress-track {
  display: block;
  width: 100%;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(27, 27, 58, .1);
}

.progress-track i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--coral), var(--mint));
}

.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border-radius: 999px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  background: rgba(27, 27, 58, .08);
}

.status-chip.good,
.phase-stack .good {
  background: var(--mint);
}

.status-chip.hot,
.phase-stack .hot {
  background: var(--coral);
  color: #fff;
}

.status-chip.warn,
.phase-stack .warn {
  background: var(--amber);
}

.status-chip.mute,
.phase-stack .mute {
  background: rgba(27, 27, 58, .12);
}

.inspector {
  overflow: auto;
  padding: 16px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.empty-state,
.loading-line,
.error-box,
.empty-panel {
  min-height: 160px;
  display: grid;
  place-items: center;
  padding: 22px;
  text-align: center;
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, .64);
}

.inspector .empty-state,
.inspector .loading-line,
.inspector .error-box {
  border-color: rgba(251, 254, 251, .18);
  background: rgba(251, 254, 251, .08);
}

.signal-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--coral) 0 50%, var(--mint) 50% 100%);
}

.inspect-head h2 {
  margin: 12px 0 8px;
  font-size: 28px;
  line-height: 1.05;
}

.inspect-head p {
  color: rgba(251, 254, 251, .74);
}

.owner-line,
.phase-stack article,
.proof-stack article,
.budget-panel {
  border-top: 1px solid rgba(251, 254, 251, .14);
}

.owner-line {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 14px 0;
}

.owner-line > span,
.operator-strip span {
  width: 36px;
  height: 36px;
  border-radius: 50%;
}

.phase-stack h3,
.proof-stack h3,
.budget-panel h3 {
  margin: 16px 0 10px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mint);
}

.phase-stack article,
.proof-stack article {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr) auto;
  gap: 10px;
  padding: 11px 0;
}

.proof-stack article {
  grid-template-columns: auto minmax(0, 1fr) auto;
}

.phase-stack article > span:first-child {
  width: 10px;
  height: 10px;
  margin-top: 4px;
  border-radius: 50%;
}

.phase-stack b,
.proof-stack b,
.owner-line b {
  display: block;
}

.budget-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  font-weight: 800;
}

.request-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(220px, .8fr);
  gap: 14px;
  align-content: start;
}

.request-form,
.operator-strip {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .9);
  padding: 14px;
}

.request-form {
  display: grid;
  gap: 12px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.primary-action {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  font-weight: 800;
}

.primary-action:hover {
  background: #272758;
}

.operator-strip {
  display: grid;
  gap: 10px;
}

.operator-strip article {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.operator-strip article:last-child {
  border-bottom: 0;
}

.operator-strip i {
  color: var(--coral);
  font-size: 12px;
  font-style: normal;
  font-weight: 800;
}

.document-list,
.finance-board {
  display: grid;
  gap: 8px;
  align-content: start;
}

.document-row,
.finance-row {
  min-height: 72px;
  padding: 12px;
  display: grid;
  align-items: center;
  gap: 12px;
}

.document-row {
  grid-template-columns: minmax(0, 1fr) 52px 96px;
}

.document-row b,
.finance-row b {
  display: block;
}

.finance-row {
  grid-template-columns: minmax(0, 1fr) 128px minmax(120px, 1fr);
}

.money-stack {
  display: grid;
  gap: 2px;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  max-width: min(360px, calc(100vw - 40px));
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--ink);
  color: var(--paper);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .18s ease, transform .18s ease;
}

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

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

  .rail {
    position: relative;
    height: auto;
    flex-direction: row;
    align-items: center;
    padding: 12px;
  }

  .nav-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    flex: 1;
  }

  .nav-tab {
    text-align: center;
  }

  .rail-note {
    display: none;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .inspector {
    max-height: none;
  }
}

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

  .rail {
    align-items: stretch;
    flex-direction: column;
  }

  .nav-tabs,
  .quick-metrics,
  .filters,
  .route-grid,
  .request-layout,
  .form-row {
    grid-template-columns: 1fr;
  }

  .topbar {
    grid-template-columns: 1fr;
  }

  .document-row,
  .finance-row,
  .operator-strip article {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 36px;
  }
}