:root {
  color-scheme: dark;
  --bg: #101311;
  --bg-soft: #151916;
  --panel: #1a201c;
  --panel-strong: #202720;
  --line: #344036;
  --line-soft: rgba(196, 214, 200, 0.16);
  --text: #eef5ee;
  --muted: #a8b7ab;
  --quiet: #748276;
  --accent: #24c6b0;
  --accent-2: #7ddc7a;
  --warning: #f0b84b;
  --error: #ef746b;
  --violet: #a891ff;
  --shadow: rgba(0, 0, 0, 0.34);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(36, 198, 176, 0.16), transparent 34rem),
    linear-gradient(180deg, #101311 0%, #0d100e 100%);
  color: var(--text);
}

button,
select,
input {
  font: inherit;
  min-height: 44px;
}

button:focus-visible,
select:focus-visible,
input:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 22px;
}

.state-view,
.auth-view {
  min-height: calc(100vh - 44px);
  display: grid;
  place-items: center;
}

.state-panel,
.auth-panel {
  width: min(460px, 100%);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(26, 32, 28, 0.92);
  box-shadow: 0 20px 70px var(--shadow);
  padding: 20px;
}

.state-title,
.auth-title {
  margin: 0;
  font-size: 24px;
  line-height: 1.15;
}

.state-copy,
.auth-copy {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.auth-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.auth-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.primary-button,
.secondary-button {
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0 16px;
  cursor: pointer;
  font-weight: 750;
}

.primary-button {
  color: #071210;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}

.secondary-button {
  color: var(--text);
  border-color: var(--line);
  background: #111611;
}

.error-text {
  min-height: 18px;
  margin: 0;
  color: #f4aea9;
  font-size: 13px;
  line-height: 1.4;
}

.topbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: end;
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--line-soft);
}

.topbar-actions {
  display: grid;
  gap: 12px;
  justify-items: end;
}

h1 {
  margin: 0;
  font-size: clamp(26px, 3vw, 46px);
  line-height: 1.02;
  letter-spacing: 0;
}

.subtitle {
  max-width: 780px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.coverage {
  display: grid;
  grid-template-columns: repeat(4, minmax(112px, 1fr));
  gap: 10px;
  min-width: min(620px, 100%);
}

.stat,
.panel {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(26, 32, 28, 0.88);
  box-shadow: 0 20px 70px var(--shadow);
}

.stat {
  padding: 12px;
}

.stat-label {
  color: var(--quiet);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stat-value {
  margin-top: 6px;
  color: var(--text);
  font-size: 20px;
  font-weight: 760;
  line-height: 1.1;
}

.controls {
  display: grid;
  grid-template-columns: minmax(220px, 360px) minmax(180px, 280px) minmax(0, 1fr);
  gap: 12px;
  align-items: end;
  padding: 18px 0;
}

.field label {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

select,
input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #111611;
  color: var(--text);
  padding: 0 12px;
}

.assumption {
  align-self: stretch;
  display: flex;
  align-items: center;
  border-left: 3px solid var(--warning);
  padding: 10px 12px;
  color: #f5dab0;
  background: rgba(240, 184, 75, 0.08);
  border-radius: var(--radius);
  font-size: 13px;
  line-height: 1.45;
}

.viz-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
  gap: 16px;
  align-items: start;
}

.panel {
  min-width: 0;
  overflow: hidden;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  padding: 16px 16px 0;
}

.panel-title {
  margin: 0;
  font-size: 17px;
  letter-spacing: 0;
}

.panel-note {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  padding: 0 10px;
  color: #c8efe8;
  background: rgba(36, 198, 176, 0.1);
  font-size: 12px;
  font-weight: 760;
  white-space: nowrap;
}

.chart-wrap {
  overflow-x: auto;
  padding: 10px 12px 16px;
}

#chart svg {
  display: block;
  min-width: 780px;
  width: 100%;
  height: auto;
}

.bar-target {
  cursor: pointer;
}

.bar-target .bar {
  transition: fill 180ms ease, opacity 180ms ease, transform 180ms ease;
  transform-origin: center bottom;
}

.bar-target:hover .bar,
.bar-target:focus-visible .bar,
.bar-target[data-selected="true"] .bar {
  fill: var(--accent);
  opacity: 1;
}

.axis-text {
  fill: var(--muted);
  font-size: 12px;
}

.axis-line {
  stroke: var(--line-soft);
  stroke-width: 1;
}

.detail-body {
  padding: 16px;
}

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

.mini-stat {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 12px;
  background: rgba(17, 22, 17, 0.68);
}

.mini-stat b {
  display: block;
  font-size: 22px;
  line-height: 1.1;
}

.mini-stat span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.calendar {
  margin-top: 14px;
}

.calendar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.month-select {
  max-width: 180px;
}

.weekday-grid,
.day-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 5px;
}

.weekday-grid {
  color: var(--quiet);
  font-size: 11px;
  font-weight: 750;
  text-align: center;
  margin-bottom: 6px;
}

.day-cell {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 40px;
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  color: var(--quiet);
  background: rgba(13, 16, 14, 0.58);
}

button.day-cell {
  cursor: pointer;
}

.day-cell.active {
  color: #071210;
  border-color: rgba(36, 198, 176, 0.8);
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  font-weight: 800;
}

.day-cell.selected {
  box-shadow: 0 0 0 2px var(--warning) inset;
}

.day-count {
  position: absolute;
  right: 4px;
  bottom: 3px;
  color: rgba(7, 18, 16, 0.78);
  font-size: 10px;
  font-weight: 800;
}

.lower-grid {
  display: grid;
  grid-template-columns: minmax(280px, 430px) minmax(0, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.choice-list {
  display: grid;
  gap: 8px;
  max-height: 460px;
  overflow: auto;
  padding: 16px;
}

.alid-option {
  display: grid;
  grid-template-columns: minmax(64px, 90px) minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 9px 10px;
  background: rgba(17, 22, 17, 0.72);
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.alid-option[aria-pressed="true"] {
  border-color: rgba(36, 198, 176, 0.72);
  background: rgba(36, 198, 176, 0.12);
}

.alid-code {
  color: #dffbf7;
  font-size: 17px;
  font-weight: 820;
}

.alid-meta,
.table-note {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.rank {
  color: var(--warning);
  font-size: 13px;
  font-weight: 780;
}

.table-wrap {
  overflow: auto;
  padding: 0 16px 16px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

th,
td {
  border-bottom: 1px solid var(--line-soft);
  padding: 10px 8px;
  text-align: left;
  vertical-align: top;
  font-size: 13px;
}

th {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

td strong {
  color: var(--text);
}

.unit-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.unit-tag {
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  padding: 4px 8px;
  color: #dde9dd;
  background: rgba(255, 255, 255, 0.04);
  font-size: 12px;
}

.footer {
  margin: 18px 0 0;
  color: var(--quiet);
  font-size: 12px;
  line-height: 1.6;
}

.tooltip {
  position: fixed;
  z-index: 20;
  pointer-events: none;
  max-width: 260px;
  border: 1px solid rgba(36, 198, 176, 0.42);
  border-radius: var(--radius);
  padding: 9px 10px;
  color: var(--text);
  background: rgba(13, 16, 14, 0.96);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.42);
  font-size: 12px;
  line-height: 1.45;
}

.empty {
  color: var(--muted);
  padding: 16px;
}

@media (max-width: 1100px) {
  .topbar,
  .viz-grid,
  .lower-grid {
    grid-template-columns: 1fr;
  }

  .coverage {
    min-width: 0;
  }
}

@media (max-width: 720px) {
  .shell {
    padding: 14px;
  }

  .coverage,
  .controls,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .panel-head,
  .calendar-head,
  .auth-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar-actions {
    justify-items: stretch;
  }

  .month-select {
    max-width: none;
  }

  .day-cell {
    min-height: 44px;
  }

  .alid-option {
    grid-template-columns: minmax(56px, 70px) minmax(0, 1fr);
  }

  .rank {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}