/* Form — editorial register pushed harder. One question per screen,
   numbered with monumental serif numerals, section interstitials between blocks. */

.app {
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

/* === Header — fully redrawn === */
.header {
  padding: var(--space-5) var(--space-6);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-5);
  background: var(--paper);
  position: relative;
}
.header::after {
  content: '';
  position: absolute;
  left: var(--space-6); right: var(--space-6); bottom: 0;
  height: 1px; background: var(--rule);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
}
.brand-logo {
  height: 20px;
  width: auto;
  display: block;
}
.brand-tag {
  font-size: var(--type-eyebrow);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  padding-left: 12px;
  border-left: 1px solid var(--rule);
  line-height: 1;
}

.back-link {
  justify-self: start;
  font-family: var(--font-body);
  font-size: var(--type-meta);
  font-weight: 500;
  color: var(--muted);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px 0;
  letter-spacing: 0.02em;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition: color var(--dur-fast) var(--ease-out), text-decoration-color var(--dur-fast) var(--ease-out);
}
.back-link:hover {
  color: var(--ink);
  text-decoration-color: var(--rule);
}
.back-link[hidden] { visibility: hidden; pointer-events: none; }
.back-link .arrow { display: inline-block; transition: transform var(--dur-fast) var(--ease-out); }
.back-link:hover .arrow { transform: translateX(-3px); }

.section-label {
  justify-self: center;
  font-family: var(--font-body);
  font-size: var(--type-meta);
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
  opacity: 0;
  transition: opacity var(--dur-normal) var(--ease-out);
}
.section-label.visible { opacity: 1; }
.section-label .num {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--ink);
  font-size: 14px;
  font-variation-settings: "SOFT" 100, "opsz" 14;
  margin-right: 8px;
  letter-spacing: 0;
}

/* Progress hairlines — bigger, more present */
.progress {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 5px;
}
.progress span {
  display: block;
  width: 22px;
  height: 3px;
  background: var(--rule);
  transition: background var(--dur-normal) var(--ease-out);
}
.progress span.done    { background: var(--ink-2); }
.progress span.active  { background: var(--teal); }

/* === Main stage === */
.main {
  display: grid;
  place-items: start center;
  padding: var(--space-8) var(--space-5) var(--space-7);
  position: relative;
  overflow: hidden;
}

.stage {
  width: 100%;
  max-width: 760px;
  position: relative;
}

/* Animations for the swap-in transition */
.question {
  display: none;
}
.question.current {
  display: block;
  animation: enter var(--dur-normal) var(--ease-out-2) forwards;
}
.question.leaving {
  display: block;
  animation: leave var(--dur-fast) var(--ease-out) forwards;
  pointer-events: none;
}

@keyframes enter {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes leave {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-12px); }
}

/* === Question chrome === */
.q-deck {
  display: flex;
  align-items: baseline;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}
.q-numeral {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 80px;
  line-height: 0.85;
  color: var(--teal-light);
  letter-spacing: -0.02em;
  font-variation-settings: "SOFT" 100, "opsz" 80;
  font-feature-settings: "lnum" 1, "tnum" 1;
  flex-shrink: 0;
}
.q-eyebrow {
  font-family: var(--font-body);
  font-size: var(--type-eyebrow);
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.q-eyebrow .dot {
  display: inline-block;
  width: 3px; height: 3px; border-radius: 50%;
  background: var(--muted-2);
  margin: 0 8px 2px 8px;
  vertical-align: middle;
}

.q-stem {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-h2);
  line-height: 1.12;
  color: var(--ink);
  letter-spacing: -0.012em;
  margin: 0 0 var(--space-3) 0;
  font-variation-settings: "SOFT" 100, "opsz" 36;
  max-width: 24ch;
}
.q-helper {
  font-size: var(--type-ui);
  color: var(--muted);
  margin: 0 0 var(--space-6) 0;
  font-style: italic;
  font-family: var(--font-display);
  font-weight: 400;
  font-variation-settings: "SOFT" 100, "opsz" 18;
}

/* === Text/email/number === */
.field-text {
  width: 100%;
  font-family: var(--font-body);
  font-size: var(--type-h3);
  font-weight: 400;
  color: var(--ink);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule);
  padding: var(--space-3) 0;
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-out);
  caret-color: var(--teal);
}
.field-text::placeholder { color: var(--muted-2); font-style: italic; }
.field-text:focus { border-bottom-color: var(--teal); }
.field-text.invalid { border-bottom-color: var(--alarm); }

/* === Option rows (mc + multi) === */
.options {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--hairline);
}
.options li { border-bottom: var(--hairline); }

.option-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-3);
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: var(--ink);
  font-size: var(--type-h3);
  font-weight: 400;
  letter-spacing: -0.005em;
  position: relative;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.option-row::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 0; height: 1px;
  background: var(--teal);
  transform: translateY(-50%);
  transition: width var(--dur-normal) var(--ease-out);
}
.option-row:hover {
  background: var(--teal-mist);
}
.option-row:hover .option-arrow { transform: translateX(0); opacity: 0.7; }
.option-row:focus-visible {
  outline: none;
  background: var(--teal-wash);
}
.option-row.selected {
  background: var(--teal-wash);
  color: var(--ink);
  font-weight: 500;
}
.option-row.selected .option-mark {
  background: var(--ink);
  border-color: var(--ink);
}
.option-row.selected .option-mark::after {
  opacity: 1; transform: scale(1);
}
.option-mark {
  width: 14px;
  height: 14px;
  border-radius: 2px;
  border: 1.5px solid var(--rule);
  flex-shrink: 0;
  position: relative;
  transition: all var(--dur-fast) var(--ease-out);
}
.option-mark::after {
  content: '';
  position: absolute;
  inset: 3px;
  background: var(--paper);
  border-radius: 1px;
  opacity: 0;
  transform: scale(0.5);
  transition: all var(--dur-fast) var(--ease-out);
}
.option-text { flex: 1; }
.option-arrow {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  opacity: 0;
  transform: translateX(-6px);
  transition: all var(--dur-fast) var(--ease-out);
  flex-shrink: 0;
}

.multi-hint {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--type-meta);
  color: var(--muted);
  margin-top: var(--space-4);
  letter-spacing: 0.02em;
}
.multi-count {
  font-family: var(--font-display);
  font-variation-settings: "SOFT" 100;
  color: var(--ink-2);
  font-style: italic;
}

/* === Likert === */
.likert {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-3);
}
.likert-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1.05;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 3px;
  font-family: var(--font-display);
  font-size: clamp(38px, 4.8vw, 56px);
  font-weight: 300;
  color: var(--ink-2);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  padding: 0;
  font-variation-settings: "SOFT" 100, "opsz" 60;
  font-feature-settings: "lnum" 1, "tnum" 1;
  letter-spacing: -0.02em;
  position: relative;
  overflow: hidden;
}
.likert-cell::after {
  content: '';
  position: absolute;
  left: 30%; right: 30%; bottom: 12%;
  height: 2px;
  background: var(--gold);
  opacity: 0;
  transform: scaleX(0.4);
  transform-origin: center;
  transition: all var(--dur-normal) var(--ease-out);
}
.likert-cell:hover,
.likert-cell:focus-visible {
  border-color: var(--teal);
  outline: none;
  color: var(--ink);
}
.likert-cell:hover::after,
.likert-cell:focus-visible::after { opacity: 1; transform: scaleX(1); }
.likert-cell.selected {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
}
.likert-cell.selected::after { display: none; }

.likert-labels {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-4);
  font-size: var(--type-meta);
  color: var(--muted);
  letter-spacing: 0.02em;
}
.likert-labels span:first-child::before { content: '← '; color: var(--muted-2); }
.likert-labels span:last-child::after { content: ' →'; color: var(--muted-2); }

/* === Validation === */
.error {
  margin-top: var(--space-4);
  font-size: var(--type-ui);
  color: var(--alarm);
  font-family: var(--font-display);
  font-style: italic;
  font-variation-settings: "SOFT" 100, "opsz" 18;
}

/* === Footer === */
.footer {
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  background: var(--paper);
  position: relative;
}
.footer::before {
  content: '';
  position: absolute;
  left: var(--space-6); right: var(--space-6); top: 0;
  height: 1px; background: var(--rule);
}
.hint {
  font-size: var(--type-meta);
  color: var(--muted);
  letter-spacing: 0.02em;
}
.hint kbd {
  font-family: var(--font-body);
  font-size: 11px;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 2px 7px;
  background: var(--paper-2);
  color: var(--ink-2);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.continue {
  font-family: var(--font-body);
  font-size: var(--type-ui);
  font-weight: 500;
  color: var(--ink);
  background: transparent;
  border: none;
  padding: 6px 0;
  cursor: pointer;
  letter-spacing: 0.02em;
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}
.continue::before {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--ink);
  transform-origin: left center;
  transition: transform var(--dur-fast) var(--ease-out);
}
.continue:disabled {
  color: var(--muted-2);
  cursor: not-allowed;
}
.continue:disabled::before { background: var(--rule); }
.continue::after {
  content: '  →';
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease-out);
}
.continue:not(:disabled):hover::after { transform: translateX(4px); }
.continue:not(:disabled):hover::before { transform: scaleX(1.05); }

/* === Intro screen — pushed harder === */
.intro {
  max-width: 1080px;
  padding: var(--space-5) 0;
}
.intro-logo {
  display: block;
  height: 30px;
  width: auto;
  margin: 0 0 var(--space-6) 0;
  opacity: 0.95;
}
.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  gap: var(--space-8);
  align-items: start;
}
.intro-main { min-width: 0; }

.intro-portrait {
  position: relative;
}
.intro-portrait figure {
  margin: 0;
  position: relative;
}
.intro-portrait figure::before {
  content: '';
  position: absolute;
  inset: 16px -16px -16px 16px;
  background: var(--cream);
  z-index: 0;
}
.intro-portrait img {
  display: block;
  width: 100%;
  height: auto;
  position: relative;
  z-index: 1;
  border-radius: 1px;
}
.intro-portrait figcaption {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: var(--space-4);
  font-family: var(--font-display);
  font-style: italic;
  font-variation-settings: "SOFT" 100, "opsz" 18;
  font-size: var(--type-meta);
  color: var(--ink-2);
  position: relative;
  z-index: 1;
}
.intro-portrait figcaption span:first-child {
  font-style: normal;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink);
  font-size: 11px;
}
.intro-portrait figcaption .cap-sub {
  font-size: 14px;
  letter-spacing: 0.005em;
}

.intro-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: var(--type-eyebrow);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
  background: var(--cream);
  padding: 8px 14px;
  border: 1px solid var(--gold);
  margin-bottom: var(--space-6);
}
.intro-eyebrow .pip {
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
}
.intro h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-h1);
  line-height: 1.02;
  color: var(--ink);
  margin: 0 0 var(--space-5) 0;
  letter-spacing: -0.024em;
  font-variation-settings: "SOFT" 100, "opsz" 56;
}
.intro h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--teal-deep);
}
.intro .lead {
  font-size: var(--type-lead);
  line-height: 1.55;
  color: var(--ink-2);
  margin: 0 0 var(--space-4) 0;
  max-width: 54ch;
}
.intro .lead.dry { color: var(--muted); }

.intro .expect {
  margin: var(--space-7) 0 var(--space-6) 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4) var(--space-5);
  align-items: baseline;
  max-width: 56ch;
}
.intro .expect dt {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  color: var(--teal-light);
  font-variation-settings: "SOFT" 100, "opsz" 24;
  font-feature-settings: "lnum" 1, "tnum" 1;
  letter-spacing: -0.01em;
}
.intro .expect dd {
  margin: 0;
  font-size: var(--type-body);
  color: var(--ink-2);
  line-height: 1.5;
  padding-bottom: var(--space-3);
  border-bottom: 1px dashed var(--rule);
}
.intro .expect dd:last-of-type { border-bottom: none; }

.intro .signoff {
  margin-top: var(--space-6);
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--type-ui);
  color: var(--ink-2);
  font-variation-settings: "SOFT" 100, "opsz" 18;
}
.intro .signoff::before {
  content: '— ';
  color: var(--gold);
  font-style: normal;
  font-weight: 500;
  margin-right: 2px;
}

.intro .start {
  display: inline-flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--font-body);
  font-size: var(--type-ui);
  font-weight: 600;
  color: var(--paper);
  background: var(--ink);
  padding: var(--space-4) var(--space-6);
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
  margin-top: var(--space-6);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
  position: relative;
}
.intro .start::after {
  content: '→';
  font-size: 17px;
  transition: transform var(--dur-fast) var(--ease-out);
}
.intro .start:hover { background: var(--teal-deep); border-color: var(--teal-deep); }
.intro .start:hover::after { transform: translateX(4px); }

/* === Section interstitial === */
.interstitial {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--cream);
  z-index: 5;
  text-align: center;
  padding: var(--space-6);
  animation: interEnter var(--dur-normal) var(--ease-out-2);
}
.interstitial.leaving { animation: interLeave var(--dur-normal) var(--ease-out) forwards; }
@keyframes interEnter {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes interLeave {
  from { opacity: 1; }
  to { opacity: 0; }
}
.interstitial .inter-eyebrow {
  font-family: var(--font-body);
  font-size: var(--type-eyebrow);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: var(--space-5);
}
.interstitial .inter-num {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--type-monumental);
  line-height: 0.85;
  color: var(--ink);
  letter-spacing: -0.04em;
  font-variation-settings: "SOFT" 100, "opsz" 144;
  font-feature-settings: "lnum" 1, "tnum" 1;
}
.interstitial .inter-name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-display);
  line-height: 1.05;
  color: var(--ink);
  letter-spacing: -0.022em;
  font-variation-settings: "SOFT" 100, "opsz" 96;
  margin-top: var(--space-4);
  font-style: italic;
}
.interstitial .inter-hint {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--type-meta);
  color: var(--muted);
  letter-spacing: 0.04em;
  opacity: 0;
  animation: interHint 600ms var(--ease-out) 700ms forwards;
}
@keyframes interHint {
  from { opacity: 0; }
  to { opacity: 0.8; }
}

/* === Submitting screen === */
.submitting {
  text-align: left;
  max-width: 520px;
}
.submitting .sub-eyebrow {
  font-family: var(--font-body);
  font-size: var(--type-eyebrow);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--space-5);
  display: flex; align-items: center; gap: 10px;
}
.submitting .sub-eyebrow .pulse {
  width: 8px; height: 8px;
  background: var(--teal);
  border-radius: 50%;
  animation: pulse 1.4s var(--ease-out) infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1); }
}
.submitting h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-h1);
  line-height: 1.05;
  color: var(--ink);
  margin: 0 0 var(--space-6) 0;
  letter-spacing: -0.02em;
  font-variation-settings: "SOFT" 100, "opsz" 48;
}
.submitting .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--hairline);
}
.submitting .step {
  padding: var(--space-4) 0;
  border-bottom: var(--hairline);
  display: flex; align-items: center; gap: var(--space-4);
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--type-body);
  color: var(--muted-2);
  font-variation-settings: "SOFT" 100, "opsz" 18;
  opacity: 0.35;
  transition: opacity var(--dur-normal) var(--ease-out), color var(--dur-normal) var(--ease-out);
}
.submitting .step .icon {
  font-family: var(--font-body);
  font-style: normal;
  width: 22px;
  font-size: 13px;
  color: var(--muted-2);
  transition: color var(--dur-fast) var(--ease-out);
}
.submitting .step.active {
  color: var(--ink);
  opacity: 1;
}
.submitting .step.active .icon { color: var(--teal); }
.submitting .step.done {
  color: var(--ink-2);
  opacity: 0.8;
}
.submitting .step.done .icon { color: var(--green); }

.submitting .error-state {
  background: var(--cream);
  border: 1px solid var(--gold);
  padding: var(--space-5);
  margin-top: var(--space-6);
}

/* === Responsive === */
@media (max-width: 720px) {
  .header { grid-template-columns: 1fr auto; gap: var(--space-3); padding: var(--space-4); }
  .header::after { left: var(--space-4); right: var(--space-4); }
  .back-link { grid-column: 1; }
  .section-label { display: none; }
  .progress { grid-column: 2; }
  .progress span { width: 14px; height: 2px; }

  .main { padding: var(--space-6) var(--space-4); }
  .footer { padding: var(--space-4); }
  .footer::before { left: var(--space-4); right: var(--space-4); }
  .hint { display: none; }

  .q-deck { gap: var(--space-3); margin-bottom: var(--space-4); }
  .q-numeral { font-size: 48px; }
  .q-stem { font-size: 24px; max-width: none; }
  .q-helper { font-size: 14px; }

  .option-row { font-size: var(--type-body); padding: var(--space-3) var(--space-2); }

  .likert { gap: 6px; }
  .likert-cell { font-size: 28px; }

  .intro { max-width: 100%; }
  .intro-logo { height: 24px; margin-bottom: var(--space-5); }
  .intro-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .intro-portrait { order: -1; max-width: 320px; }
  .intro-portrait figure::before { inset: 10px -10px -10px 10px; }
  .intro h1 { font-size: 34px; }
  .intro .lead { font-size: var(--type-body); }
  .intro .start { width: 100%; justify-content: center; padding: var(--space-4); }

  .interstitial .inter-num { font-size: 96px; }
  .interstitial .inter-name { font-size: 36px; }
}