:root {
  --navy-900: #0a2342;
  --navy-700: #102f55;
  --surface-100: #eef4ff;
  --surface-200: #dde6f8;
  --surface-300: #edf0f7;
  --text: #0e1c34;
  --muted: #4c5b79;
  --accent-blue: #2364d2;
  --accent-purple: #6f3bcd;
  --white: #ffffff;
  --line: #d7deee;
  --focus: #0e5de4;
  --good: #0f8c58;
  --warn: #b05a00;
  --bad: #c03a54;

  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 7px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  font:
    16px/1.45 Inter,
    'Segoe UI',
    Arial,
    sans-serif;
  min-height: 100vh;
  background:
    radial-gradient(1300px 500px at 8% -10%, rgba(35, 100, 210, 0.14), transparent 60%),
    radial-gradient(1100px 520px at 95% 0%, rgba(111, 59, 205, 0.12), transparent 62%),
    var(--surface-100);
}

.app-shell {
  width: min(1200px, 100% - 2rem);
  margin: 1rem auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 0.75rem;
  background: var(--navy-900);
  color: #fff;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  z-index: 9;
}

.topbar {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.2rem;
  border: 1px solid rgba(13, 49, 93, 0.16);
  border-radius: var(--radius-lg);
  background: #fff;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.brand-mark {
  width: 3.1rem;
  height: 3.1rem;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(140deg, var(--accent-blue), var(--accent-purple));
}

.brand-kicker {
  margin: 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.brand-name {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
}

.demo-banner {
  text-align: center;
  font-weight: 600;
  color: var(--navy-900);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  background: linear-gradient(90deg, #e7eeff, #f3ecff);
  border: 1px solid #d7dff0;
}

.main-content {
  margin-top: 1rem;
}

.screen {
  display: block;
  margin-bottom: 1rem;
}

[hidden] {
  display: none !important;
}

.panel,
section.panel,
article.panel,
.chat-shell,
.form-grid,
.summary-grid,
.dashboard-shell,
.question-detail-shell,
.question-groups,
.custom-question,
.evidence-block {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1rem;
}

.hero-panel,
.screen:not([hidden]) {
  animation: floatIn 140ms ease-out;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.note {
  color: var(--muted);
  font-size: 0.9rem;
}

.mono {
  font-family: Consolas, 'Courier New', monospace;
}

.screen-actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

button,
select,
input,
textarea {
  font: inherit;
}

button {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.65rem 0.95rem;
  cursor: pointer;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(14, 93, 228, 0.24);
  outline-offset: 2px;
}

.primary {
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
  color: #fff;
}

.secondary {
  background: #f5f7ff;
  border-color: #bfd0f6;
  color: var(--navy-900);
}

.ghost {
  background: transparent;
  border: 1px solid #c0c8dd;
}

.chat-shell,
.form-grid {
  display: grid;
  gap: 0.75rem;
}

.chat-transcript {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  min-height: 14rem;
  padding: 0.75rem;
  background: #f8faff;
  display: grid;
  gap: 0.5rem;
}

.chat-msg {
  margin: 0;
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
  max-width: 95%;
  line-height: 1.35;
}

.chat-msg.assistant {
  justify-self: start;
  background: #eff2ff;
}

.chat-msg.user {
  justify-self: end;
  background: #e5f5ec;
}

.chat-progress {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

textarea,
input,
select {
  width: 100%;
  border: 1px solid #c8d3eb;
  border-radius: 9px;
  padding: 0.7rem;
  background: #fff;
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
}

.form-grid {
  grid-template-columns: minmax(120px, 220px) 1fr;
  align-items: center;
  column-gap: 0.8rem;
}

.question-groups {
  display: grid;
  gap: 0.8rem;
}

.group {
  padding: 0.8rem;
  border: 1px dashed #c5d0ea;
  border-radius: 10px;
}

.group h3 {
  margin: 0 0 0.6rem 0;
}

.question-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.question-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
}

.question-list label {
  font-weight: normal;
}

.counter {
  margin-top: 0.5rem;
  color: var(--navy-900);
  font-weight: 700;
}

.custom-question,
.cadence {
  margin-top: 1rem;
}

#custom-list {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.75rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 999px;
  border: 1px solid #cfd8f0;
  padding: 0.32rem 0.5rem;
  background: #f5f8ff;
}

.chip button {
  border-radius: 999px;
  padding: 0.1rem 0.45rem;
  background: #e9f0ff;
}

.summary-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 0.8rem;
}

.compact-list {
  list-style: decimal;
  padding-left: 1.2rem;
  margin: 0.8rem 0 0 0;
  display: grid;
  gap: 0.3rem;
}

.compact-list li {
  color: var(--text);
}

.progress-stack {
  margin: 1rem 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.8rem;
  min-height: 12rem;
  display: grid;
  gap: 0.4rem;
}

.progress-item {
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
}

.progress-item.done {
  background: #eaf6ef;
}

.progress-item.active {
  background: #eef2ff;
}

.progress-bar-shell {
  border: 1px solid var(--line);
  border-radius: 999px;
  height: 12px;
  overflow: hidden;
}

.progress-bar-fill {
  width: 0%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
  height: 100%;
  transition: width 0.25s ease;
}

.progress-bar-fill[data-progress='20'] {
  width: 20%;
}

.progress-bar-fill[data-progress='40'] {
  width: 40%;
}

.progress-bar-fill[data-progress='60'] {
  width: 60%;
}

.progress-bar-fill[data-progress='80'] {
  width: 80%;
}

.progress-bar-fill[data-progress='100'] {
  width: 100%;
}

.subnav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.subnav nav {
  display: flex;
  gap: 0.5rem;
}

.dashboard-shell {
  display: grid;
  gap: 0.9rem;
}

.metric-grid {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.kpi {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f8fbff;
  padding: 0.8rem;
}

.kpi-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.kpi-value {
  margin: 0.25rem 0 0 0;
  font-size: 1.2rem;
  font-weight: 700;
}

.filterbar {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.6rem;
  align-items: end;
}

.filterbar label {
  margin-bottom: 0.25rem;
}

.question-table {
  border-collapse: collapse;
  width: 100%;
  background: #fff;
}

.question-table th,
.question-table td {
  border-bottom: 1px solid #e2e8f6;
  text-align: left;
  padding: 0.5rem;
  vertical-align: top;
}

.question-row {
  cursor: pointer;
}

.question-row:hover td {
  background: #f2f5ff;
}

.question-row[aria-pressed='true'] {
  outline: 2px solid rgba(35, 100, 210, 0.26);
  outline-offset: -2px;
}

.chart-wrap {
  width: 100%;
  height: 260px;
  border: 1px dashed #ced9f6;
  border-radius: 10px;
  padding: 0.7rem;
  background: #f9fbff;
}

.chart-svg {
  width: 100%;
  height: 100%;
}

.question-detail-shell {
  display: grid;
  gap: 0.7rem;
}

.rev-badge {
  margin: 0;
  font-size: 0.85rem;
  color: #22447d;
  background: #edf2ff;
  display: inline-block;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
}

.trend-divider {
  color: var(--muted);
  font-size: 0.9rem;
}

.detail-meta {
  display: grid;
  gap: 0.3rem;
}

.evidence-block p {
  margin: 0.35rem 0;
}

.screen-head h2,
.screen-head p {
  margin-top: 0;
}

.details-block {
  margin: 0.8rem 0;
}

.status-chip {
  display: inline-block;
  border-radius: 999px;
  padding: 0.12rem 0.45rem;
  font-size: 0.75rem;
  border: 1px solid transparent;
}

.status-chip.active {
  color: #0d5f40;
  background: #e5f6ec;
  border-color: #9bdfbf;
}

.status-chip.stable {
  color: #32507f;
  background: #eef2ff;
  border-color: #c8d5ff;
}

.status-chip.watching {
  color: #695000;
  background: #fff2d8;
  border-color: #ffd58a;
}

.trend-up {
  color: var(--good);
}

.trend-down {
  color: var(--bad);
}

.trend-flat {
  color: var(--warn);
}

.sr-only {
  position: absolute;
  left: -9999px;
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .topbar {
    flex-wrap: wrap;
  }

  .brand-wrap {
    width: 100%;
  }

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

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

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

@media (max-width: 520px) {
  .app-shell {
    width: calc(100% - 1rem);
    margin-top: 0.65rem;
  }

  .topbar {
    padding: 0.7rem;
  }

  .demo-banner {
    order: 3;
    width: 100%;
  }

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

  .subnav {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

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