:root {
  color-scheme: dark;
  --bg: #07100f;
  --surface: #0d1816;
  --surface-2: #12211e;
  --surface-3: #172925;
  --line: #29443d;
  --line-soft: rgba(114, 160, 149, 0.18);
  --text: #edf7f4;
  --muted: #9db5af;
  --faint: #718d86;
  --accent: #66e3be;
  --accent-strong: #2fc99d;
  --accent-soft: rgba(102, 227, 190, 0.12);
  --warning: #f2b86b;
  --warning-soft: rgba(242, 184, 107, 0.13);
  --danger: #ff857b;
  --danger-soft: rgba(255, 133, 123, 0.12);
  --info: #7db8ff;
  --info-soft: rgba(125, 184, 255, 0.12);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 11px;
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 14% 0%, rgba(56, 190, 148, 0.12), transparent 32rem),
    radial-gradient(circle at 92% 16%, rgba(51, 109, 101, 0.15), transparent 28rem),
    var(--bg);
}

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

button,
label,
select {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  color: #03110d;
  background: var(--accent);
  border-radius: 8px;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.topbar {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 36px 0 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.eyebrow,
.step-kicker,
.result-label {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 6px;
  font-size: clamp(1.8rem, 4vw, 2.85rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.subtitle {
  margin-bottom: 0;
  color: var(--muted);
}

.app-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto 48px;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(10, 21, 19, 0.88);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.side-panel {
  padding: 28px 22px;
  background: linear-gradient(180deg, rgba(19, 38, 33, 0.95), rgba(10, 23, 20, 0.98));
  border-right: 1px solid var(--line);
}

.side-heading {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 8px 24px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(102, 227, 190, 0.1);
}

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

.step-link {
  width: 100%;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  align-items: center;
  padding: 14px 12px;
  color: var(--muted);
  text-align: left;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
}

.step-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.025);
}

.step-link.is-active {
  color: var(--text);
  border-color: rgba(102, 227, 190, 0.28);
  background: var(--accent-soft);
}

.step-number {
  color: var(--faint);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.78rem;
}

.step-link.is-active .step-number {
  color: var(--accent);
}

.step-link strong,
.step-link small {
  display: block;
}

.step-link strong {
  margin-bottom: 3px;
  font-size: 0.95rem;
}

.step-link small {
  color: var(--faint);
  font-size: 0.75rem;
}

.mini-status {
  margin-top: 28px;
  padding: 16px;
  display: grid;
  gap: 4px;
  border-top: 1px solid var(--line-soft);
}

.mini-status strong {
  font-size: 1.08rem;
}

.mini-status > span:last-child,
.mini-label {
  color: var(--faint);
  font-size: 0.76rem;
}

.workspace {
  min-width: 0;
  padding: 30px clamp(24px, 5vw, 54px) 26px;
}

.workspace-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-soft);
}

.workspace-header h2 {
  margin-bottom: 0;
  font-size: 1.38rem;
}

.progress-track {
  width: 180px;
  height: 5px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-3);
}

.progress-track span {
  display: block;
  width: 25%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  transition: width 220ms ease;
}

.form-step[hidden] {
  display: none;
}

.form-step.is-active {
  animation: enter 180ms ease-out;
}

@keyframes enter {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-intro {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.section-number {
  flex: 0 0 auto;
  margin: 2px 0 0;
  color: var(--accent);
  font: 800 0.78rem/1 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.section-intro h3 {
  margin-bottom: 6px;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  letter-spacing: -0.025em;
}

.section-intro p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.field-grid,
.bias-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 22px;
}

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

.three-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 9px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.field em,
.choice-group em {
  color: var(--warning);
  font-size: 0.7rem;
  font-style: normal;
  font-weight: 700;
}

.field small {
  color: var(--faint);
  font-weight: 500;
}

input[type="text"],
input[type="date"],
input[type="number"],
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
  background: var(--surface);
  transition: border-color 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

textarea {
  resize: vertical;
  line-height: 1.55;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(102, 227, 190, 0.13);
}

input[readonly],
input:disabled {
  color: var(--faint);
  background: rgba(9, 18, 16, 0.7);
  cursor: not-allowed;
}

.choice-group {
  min-width: 0;
  margin: 0 0 22px;
  padding: 0;
  border: 0;
}

.choice-group legend {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.choice-row {
  display: grid;
  gap: 12px;
}

.choice-row.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.choice-row.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.choice-card {
  position: relative;
  cursor: pointer;
}

.choice-card input,
.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice-card > span {
  min-height: 76px;
  padding: 15px 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: border-color 140ms ease, background 140ms ease, transform 140ms ease;
}

.choice-card:hover > span {
  border-color: #42685f;
  transform: translateY(-1px);
}

.choice-card input:checked + span {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px rgba(102, 227, 190, 0.16);
}

.choice-card input:focus-visible + span,
.segmented input:focus-visible + span {
  outline: 3px solid rgba(102, 227, 190, 0.25);
  outline-offset: 2px;
}

.choice-card strong,
.choice-card small {
  display: block;
}

.choice-card small {
  margin-top: 4px;
  color: var(--faint);
}

.field-help {
  margin: -2px 0 12px;
  color: var(--faint);
  font-size: 0.82rem;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.signal-card {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: border-color 140ms ease, background 140ms ease;
}

.signal-card.is-selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.signal-toggle {
  position: relative;
  display: block;
  cursor: pointer;
}

.signal-toggle input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.signal-toggle > span {
  min-height: 58px;
  padding-left: 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.signal-toggle > span::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 0;
  width: 18px;
  height: 18px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface-2);
}

.signal-toggle input:checked + span::before {
  content: "✓";
  display: grid;
  place-items: center;
  color: #061611;
  font-size: 0.78rem;
  font-weight: 900;
  border-color: var(--accent);
  background: var(--accent);
}

.signal-toggle input:focus-visible + span {
  outline: 3px solid rgba(102, 227, 190, 0.25);
  outline-offset: 2px;
}

.signal-toggle small {
  margin-top: 4px;
  color: var(--faint);
}

.signal-timeframe {
  margin: 12px 0 0;
  padding: 0;
  border: 0;
}

.signal-timeframe legend {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.76rem;
}

.signal-timeframe:disabled {
  opacity: 0.42;
}

.segmented {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

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

.segmented label {
  position: relative;
  cursor: pointer;
}

.segmented span {
  min-height: 46px;
  padding: 10px 8px;
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
  border-right: 1px solid var(--line-soft);
}

.segmented label:last-child span {
  border-right: 0;
}

.segmented input:checked + span {
  color: #061611;
  font-weight: 800;
  background: var(--accent);
}

.callout {
  margin-bottom: 22px;
  padding: 16px 18px;
  display: grid;
  gap: 4px;
  color: var(--warning);
  border: 1px solid rgba(242, 184, 107, 0.32);
  border-radius: var(--radius-sm);
  background: var(--warning-soft);
}

.callout span {
  color: var(--muted);
}

.rr-preview,
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.rr-preview > div,
.metric-grid > div {
  padding: 18px;
  display: grid;
  gap: 6px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(16, 31, 28, 0.72);
}

.rr-preview span,
.metric-grid span {
  color: var(--faint);
  font-size: 0.78rem;
}

.rr-preview strong,
.metric-grid strong {
  font-size: 1.35rem;
}

.rr-preview .rr-main {
  border-color: rgba(102, 227, 190, 0.28);
  background: var(--accent-soft);
}

.result-intro {
  align-items: center;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.status-icon {
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  color: var(--info);
  font-size: 1.45rem;
  font-weight: 900;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: var(--info-soft);
}

.result-intro[data-status="ready"] {
  border-color: rgba(102, 227, 190, 0.4);
}

.result-intro[data-status="ready"] .status-icon {
  color: var(--accent);
  background: var(--accent-soft);
}

.result-intro[data-status="not-ready"] {
  border-color: rgba(242, 184, 107, 0.4);
}

.result-intro[data-status="not-ready"] .status-icon {
  color: var(--warning);
  background: var(--warning-soft);
}

.checks-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.check-panel {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.check-panel h4,
.draft-panel h4 {
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.check-panel ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.65;
}

.problem-panel li::marker {
  color: var(--warning);
}

.pass-panel li::marker {
  color: var(--accent);
}

.warning-panel li::marker {
  color: var(--info);
}

.draft-panel {
  margin-top: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.draft-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin-bottom: 14px;
}

.draft-heading h4,
.draft-heading p {
  margin-bottom: 0;
}

.draft-heading p {
  margin-top: 4px;
  color: var(--faint);
  font-size: 0.8rem;
}

#draft-output {
  min-height: 330px;
  color: #d9e9e4;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.82rem;
  background: #08120f;
}

.copy-message {
  min-height: 1.3em;
  margin: 8px 0 0;
  color: var(--accent);
  font-size: 0.8rem;
}

.inline-feedback {
  min-height: 44px;
  margin-top: 24px;
  padding: 12px 14px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(8, 20, 17, 0.7);
}

.form-actions {
  margin-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.button {
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #04110d;
  background: var(--accent);
}

.button-primary:hover {
  background: #80edcb;
}

.button-ghost {
  color: var(--muted);
  border-color: var(--line);
  background: rgba(9, 20, 17, 0.65);
}

.button-ghost:hover {
  color: var(--text);
  border-color: #45675f;
}

.safety-note {
  margin-top: 24px;
  padding-top: 20px;
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--faint);
  border-top: 1px solid var(--line-soft);
  font-size: 0.8rem;
}

.safety-note span {
  color: var(--warning);
}

.safety-note p {
  margin-bottom: 0;
}

[hidden] {
  display: none !important;
}

@media (max-width: 860px) {
  .topbar,
  .app-shell {
    width: min(100% - 24px, 720px);
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .side-panel {
    padding: 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .side-heading,
  .mini-status {
    display: none;
  }

  .step-nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
  }

  .step-link {
    min-width: 0;
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 10px 6px;
    text-align: center;
  }

  .step-link small {
    display: none;
  }

  .step-link strong {
    font-size: 0.75rem;
  }
}

@media (max-width: 640px) {
  .topbar {
    padding-top: 24px;
    align-items: flex-start;
  }

  .topbar .button {
    padding-inline: 12px;
    white-space: nowrap;
  }

  .subtitle {
    max-width: 250px;
    font-size: 0.84rem;
  }

  .workspace {
    padding: 24px 16px 20px;
  }

  .workspace-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .progress-track {
    width: 100%;
  }

  .two-columns,
  .three-columns,
  .bias-grid,
  .choice-row.two-up,
  .choice-row.three-up,
    .signal-grid,
  .checks-grid,
  .rr-preview,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .bias-grid {
    gap: 0;
  }

  .choice-card > span {
    min-height: 62px;
  }

  .rr-preview,
  .metric-grid {
    gap: 8px;
  }

  .rr-preview > div,
  .metric-grid > div {
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 13px 15px;
  }

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

  .draft-heading .button {
    width: 100%;
  }

  .form-actions .button {
    flex: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}