:root {
  color-scheme: dark;
  --bg: #101214;
  --surface: #171b20;
  --surface-2: #20262d;
  --line: #313944;
  --text: #f5f7fb;
  --muted: #9aa5b1;
  --accent: #f97316;
  --accent-2: #22c55e;
  --blue: #38bdf8;
  --red: #ef4444;
  --yellow: #facc15;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(135deg, rgba(249, 115, 22, 0.11), transparent 30%),
    linear-gradient(315deg, rgba(34, 197, 94, 0.08), transparent 34%),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px;
  border-right: 1px solid var(--line);
  background: rgba(16, 18, 20, 0.92);
  backdrop-filter: blur(18px);
}

.brand-block {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 28px;
}

.brand-mark {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 8px;
  background: var(--accent);
  color: #111;
  font-weight: 900;
  font-size: 1.45rem;
}

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

h1 {
  font-size: 1.08rem;
  line-height: 1.1;
}

h2 {
  margin-top: 4px;
  font-size: clamp(1.8rem, 4vw, 3.1rem);
  line-height: 1;
}

h3 {
  font-size: 1rem;
}

.brand-block p,
.sidebar-panel p,
small,
.muted {
  color: var(--muted);
}

.nav-tabs {
  display: grid;
  gap: 8px;
  margin-bottom: 24px;
}

.tab-button {
  width: 100%;
  min-height: 42px;
  padding: 10px 12px;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  text-align: left;
}

.tab-button:hover,
.tab-button.is-active {
  background: var(--surface-2);
  color: var(--text);
}

.sidebar-panel {
  display: grid;
  gap: 7px;
  padding: 16px;
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.sidebar-panel.compact {
  gap: 10px;
}

.eyebrow,
.metric-label {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.toggle-row {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--text);
}

.main {
  min-width: 0;
  padding: 28px;
}

.topbar {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.topbar-actions {
  display: flex;
  gap: 10px;
}

.icon-button {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-size: 1.2rem;
}

.file-button input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: grid;
  gap: 18px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-card,
.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(23, 27, 32, 0.92);
  box-shadow: var(--shadow);
}

.metric-card {
  display: grid;
  gap: 8px;
  min-height: 132px;
  padding: 18px;
}

.metric-card strong {
  font-size: clamp(1.75rem, 4vw, 3rem);
  line-height: 1;
}

.alert-card.is-caution {
  border-color: rgba(250, 204, 21, 0.7);
}

.alert-card.is-red {
  border-color: rgba(239, 68, 68, 0.82);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 18px;
}

.wide {
  grid-row: span 2;
}

.panel {
  padding: 18px;
}

.panel-heading {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.split-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.inventory-layout {
  align-items: start;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.form-grid label,
.field-block {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.form-grid input,
.form-grid select,
.field-block select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #11161b;
  color: var(--text);
  padding: 9px 10px;
}

.form-grid button,
.archive-actions button {
  min-height: 42px;
  align-self: end;
  border-radius: 8px;
  background: var(--accent);
  color: #111;
  font-weight: 900;
}

.form-grid button {
  padding: 9px 12px;
}

.field-block {
  margin-top: 14px;
}

.bar-list,
.stack-list,
.ledger-list,
.timeline,
.inventory-grid,
.person-grid,
.person-list,
.chip-list {
  display: grid;
  gap: 10px;
}

.empty-state {
  color: var(--muted);
}

.bar-row {
  display: grid;
  gap: 8px;
}

.bar-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.88rem;
}

.bar-track {
  overflow: hidden;
  height: 10px;
  border-radius: 999px;
  background: #0c1014;
}

.bar-fill {
  width: var(--bar-width);
  height: 100%;
  border-radius: inherit;
  background: var(--person-color, var(--accent));
}

.stack-item,
.ledger-item,
.timeline-item,
.inventory-card,
.person-card,
.type-chip {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #11161b;
}

.stack-item,
.ledger-item,
.timeline-item,
.person-card,
.type-chip {
  padding: 12px;
}

.inventory-grid {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.inventory-card {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.inventory-card header,
.ledger-item,
.timeline-item,
.person-card {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.progress {
  overflow: hidden;
  height: 12px;
  border-radius: 999px;
  background: #0c1014;
}

.progress span {
  display: block;
  width: var(--fill);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-2), var(--blue));
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.pill.warn {
  background: rgba(250, 204, 21, 0.14);
  color: var(--yellow);
}

.pill.hot {
  background: rgba(239, 68, 68, 0.14);
  color: #fca5a5;
}

.person-grid {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.consumption-card {
  display: grid;
  gap: 10px;
  min-height: 126px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #11161b;
}

.consumption-card strong {
  font-size: 2rem;
}

.avatar {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 8px;
  background: var(--person-color, var(--accent));
  color: #111;
  font-weight: 900;
}

.person-copy {
  min-width: 0;
  margin-right: auto;
}

.person-copy strong,
.person-copy small {
  display: block;
}

.chip-list {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.archive-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.archive-actions button {
  padding: 10px 14px;
}

.archive-actions .danger {
  background: var(--red);
  color: #fff;
}

.remove-button {
  min-width: 32px;
  min-height: 32px;
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--muted);
}

.remove-button:hover {
  color: #fff;
  background: var(--red);
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  max-width: min(380px, calc(100vw - 36px));
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #05070a;
  color: var(--text);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(10px);
  transition: 160ms ease;
  pointer-events: none;
}

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

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-tabs {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

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

  .metric-grid,
  .dashboard-grid,
  .split-layout {
    grid-template-columns: 1fr;
  }

  .wide {
    grid-row: auto;
  }
}

@media (max-width: 620px) {
  .main,
  .sidebar {
    padding: 18px;
  }

  .topbar {
    align-items: flex-start;
  }

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

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

  .metric-card {
    min-height: 112px;
  }
}