:root {
  color-scheme: dark;
  --bg: #0b1020;
  --surface: #151d30;
  --surface-alt: #1d2940;
  --border: #2d3a51;
  --text: #f2f6ff;
  --muted: #a6b4c9;
  --accent: #79aaff;
  --green: #66d6a2;
  --danger: #ff8c96;
  --radius: 18px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont,
    "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
}

button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { opacity: .45; cursor: not-allowed; }
button:focus-visible, input:focus-visible,
select:focus-visible, a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

a { color: var(--accent); }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 4px; }
h2 { font-size: 1.6rem; margin-bottom: 4px; }
h3 { font-size: 1.13rem; }
p { margin-bottom: 12px; }

.app-shell {
  width: min(1120px, calc(100% - 32px));
  margin: auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 32px 0 20px;
}

.accent { color: var(--accent); }
.muted { color: var(--muted); }
.small { font-size: .84rem; }

.eyebrow {
  color: var(--accent);
  font-size: .73rem;
  font-weight: 800;
  letter-spacing: .12em;
  margin-bottom: 8px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: .8rem;
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
}

.navigation, .playbook-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 15px;
  margin-bottom: 26px;
}

.navigation button, .playbook-nav button {
  border: 0;
  background: transparent;
  color: var(--muted);
  border-radius: 10px;
  padding: 10px 15px;
  font-weight: 650;
}

.navigation button.active,
.playbook-nav button.active {
  background: var(--surface-alt);
  color: white;
}

.page { padding-bottom: 32px; }
.hidden { display: none !important; }

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.section-heading.compact { margin-bottom: 12px; }
.section-heading.compact h3 { margin-bottom: 0; }

.total-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 15px;
  padding: 12px 20px;
  text-align: center;
  min-width: 110px;
}

.total-tile strong {
  display: block;
  font-size: 2rem;
  line-height: 1.2;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 18px;
}

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

.counter-card { text-align: center; }
.counter-title { color: var(--muted); font-size: .9rem; }
.counter-number {
  font-size: clamp(2.3rem, 5vw, 3.5rem);
  font-weight: 800;
  margin: 12px 0;
}

.counter-controls {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.counter-controls button {
  border: 1px solid var(--border);
  color: white;
  width: 49px;
  height: 49px;
  border-radius: 13px;
  font-size: 1.5rem;
  font-weight: 700;
}

.minus-button { background: var(--surface-alt); }
.plus-button { background: #2457a4; }

.button-primary, .button-secondary, .button-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  padding: 11px 17px;
  border: 1px solid var(--border);
  font-weight: 700;
  text-decoration: none;
}

.button-primary { background: #3476d5; color: white; }
.button-secondary { background: var(--surface-alt); color: white; }
.button-danger { background: #71313b; color: white; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0; }

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
}

.breakdown-row:last-child { border-bottom: 0; }
.activity-meta { color: var(--muted); font-size: .8rem; }

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.summary-value { font-size: 2rem; font-weight: 800; }
.chart-item { margin: 15px 0; }
.chart-label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: .87rem;
  margin-bottom: 7px;
}

.bar-track {
  height: 11px;
  background: var(--surface-alt);
  border-radius: 99px;
  overflow: hidden;
}

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

.activity-entry {
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
}

.activity-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
}

.activity-actions { display: flex; gap: 7px; }
.activity-actions button {
  background: var(--surface-alt);
  color: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 10px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: .86rem;
  color: var(--muted);
  margin-bottom: 16px;
}

.field input, .field select {
  width: 100%;
  padding: 12px;
  border-radius: 11px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: white;
}

.month-field { min-width: 180px; margin: 0; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.output-card {
  border-color: #42669a;
}

.output-item { margin-bottom: 18px; }
.output-item h4 {
  color: var(--accent);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  margin: 0 0 5px;
}
.output-item p { margin-bottom: 0; }

.source-link {
  display: inline-block;
  margin-top: 12px;
  overflow-wrap: anywhere;
}

.source-notice {
  color: var(--muted);
  font-size: .84rem;
  margin: 14px 0;
}

.challenge-choices {
  display: grid;
  gap: 10px;
  margin: 20px 0;
}

.choice-button {
  text-align: left;
  background: var(--surface-alt);
  color: white;
  border: 1px solid var(--border);
  padding: 15px;
  border-radius: 12px;
}

.choice-button.selected {
  border-color: var(--accent);
  background: #243d62;
}

.feedback {
  border-left: 3px solid var(--green);
  background: var(--surface-alt);
  border-radius: 8px;
  padding: 16px;
}

.danger-card { border-color: #70434b; }

.footer {
  border-top: 1px solid var(--border);
  padding: 24px 0 35px;
  color: var(--muted);
  font-size: .8rem;
  text-align: center;
}

.toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  background: #e8f0ff;
  color: #111827;
  padding: 12px 20px;
  border-radius: 12px;
  font-weight: 700;
  box-shadow: 0 10px 35px #0006;
  z-index: 100;
  max-width: calc(100% - 24px);
}

@media (max-width: 800px) {
  .counter-grid, .summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .two-column { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; gap: 0; }
}

@media (max-width: 520px) {
  .app-shell { width: calc(100% - 22px); }
  .topbar { align-items: flex-start; }
  .status-pill { font-size: .7rem; padding: 7px 9px; }
  .navigation button, .playbook-nav button {
    flex: 1 1 auto;
    font-size: .82rem;
    padding: 10px 8px;
  }
  .card { padding: 16px; }
  .counter-grid { gap: 9px; }
  .counter-title { min-height: 44px; }
  .counter-controls { gap: 8px; }
  .counter-controls button { width: 43px; height: 43px; }
  .section-heading { align-items: flex-start; }
  .activity-top { align-items: flex-start; }
}