:root {
  --vasco-bg: #f4f4f5;
  --vasco-surface: #ffffff;
  --vasco-ink: #111111;
  --vasco-muted: #6b7280;
  --vasco-border: #e4e4e7;
  --vasco-border-strong: #111111;
  --vasco-accent: #111111;
  --vasco-accent-ink: #ffffff;
  --vasco-hover: #f4f4f5;
  --vasco-selected: #111111;
  --vasco-selected-ink: #ffffff;
  --vasco-radius: 0.75rem;
  --vasco-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --vasco-transition: 0.22s ease;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body.vasco-survey {
  font-family: var(--vasco-font);
  color: var(--vasco-ink);
  background: var(--vasco-bg);
  -webkit-font-smoothing: antialiased;
}

.vasco-survey-shell {
  min-height: 100dvh;
  max-width: 32rem;
  margin: 0 auto;
  padding: 1rem 1rem 5.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.vasco-survey-shell--has-progress {
  padding-bottom: 6.75rem;
}

.vasco-survey-brand {
  text-align: center;
  padding: 0.75rem 0 0.25rem;
}

.vasco-survey-brand__mark {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--vasco-ink);
  line-height: 1.2;
}

.vasco-survey-brand__tag {
  margin: 0.2rem 0 0;
  color: var(--vasco-muted);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
}

.vasco-survey-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.vasco-survey-card {
  background: var(--vasco-surface);
  border-radius: var(--vasco-radius);
  padding: 1.5rem 1.25rem 1.35rem;
  border: 1px solid var(--vasco-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.vasco-survey-card--loading p {
  margin: 0;
  color: var(--vasco-muted);
  text-align: center;
}

.vasco-survey-card--exit {
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity var(--vasco-transition), transform var(--vasco-transition);
}

.vasco-survey-card--enter {
  opacity: 0;
  transform: translateY(12px);
}

.vasco-survey-card--enter-active {
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--vasco-transition), transform var(--vasco-transition);
}

.vasco-survey-card h1 {
  font-size: 1.375rem;
  font-weight: 700;
  margin: 0 0 0.65rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.vasco-survey-card h2 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
  color: var(--vasco-ink);
}

.vasco-survey-card p {
  margin: 0 0 0.85rem;
  color: var(--vasco-muted);
  line-height: 1.5;
  font-size: 0.9375rem;
}

.vasco-survey-step-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vasco-muted);
  margin-bottom: 0.75rem;
}

.vasco-survey-qtext {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--vasco-ink);
  margin: 0 0 1.25rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.vasco-survey-options {
  display: grid;
  gap: 0.5rem;
}

.vasco-survey-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 3rem;
  padding: 0.875rem 1rem;
  border: 1.5px solid var(--vasco-border);
  border-radius: var(--vasco-radius);
  background: var(--vasco-surface);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
  font-size: 0.9375rem;
  line-height: 1.35;
  -webkit-tap-highlight-color: transparent;
}

.vasco-survey-option:hover {
  border-color: var(--vasco-border-strong);
  background: var(--vasco-hover);
}

.vasco-survey-option:has(input:checked) {
  border-color: var(--vasco-selected);
  background: var(--vasco-selected);
  color: var(--vasco-selected-ink);
}

.vasco-survey-option input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.vasco-survey-option span {
  flex: 1;
}

.vasco-survey-rating {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.vasco-survey-rating__row {
  display: grid;
  gap: 0.35rem;
}

.vasco-survey-rating__row.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.vasco-survey-rating__row.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.vasco-survey-rating__row.cols-5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.vasco-survey-rating__row.cols-6 {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.vasco-survey-rating button {
  appearance: none;
  min-height: 2.875rem;
  border: 1.5px solid var(--vasco-border);
  background: var(--vasco-surface);
  border-radius: var(--vasco-radius);
  padding: 0.5rem 0.15rem;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.vasco-survey-rating button:hover {
  border-color: var(--vasco-border-strong);
  background: var(--vasco-hover);
}

.vasco-survey-rating button.is-active {
  background: var(--vasco-selected);
  border-color: var(--vasco-selected);
  color: var(--vasco-selected-ink);
}

.vasco-survey-nps-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.6875rem;
  color: var(--vasco-muted);
  margin-top: 0.5rem;
  gap: 0.5rem;
}

.vasco-survey-field {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}

.vasco-survey-field label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--vasco-ink);
}

.vasco-survey-field input,
.vasco-survey-field textarea {
  width: 100%;
  border: 1.5px solid var(--vasco-border);
  border-radius: var(--vasco-radius);
  padding: 0.875rem 1rem;
  font: inherit;
  font-size: 1rem;
  background: var(--vasco-surface);
  color: var(--vasco-ink);
  transition: border-color 0.15s ease;
}

.vasco-survey-field input:focus,
.vasco-survey-field textarea:focus {
  outline: none;
  border-color: var(--vasco-border-strong);
}

.vasco-survey-field textarea {
  min-height: 6rem;
  resize: vertical;
  line-height: 1.45;
}

.vasco-survey-check {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin: 0.75rem 0 1rem;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--vasco-muted);
  cursor: pointer;
}

.vasco-survey-check input {
  margin-top: 0.2rem;
  flex-shrink: 0;
  accent-color: var(--vasco-accent);
}

.vasco-survey-actions {
  display: grid;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.vasco-survey-btn {
  appearance: none;
  border: 0;
  border-radius: var(--vasco-radius);
  padding: 0.9375rem 1.125rem;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  min-height: 3rem;
  transition: opacity 0.15s ease, background 0.15s ease;
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
}

.vasco-survey-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.vasco-survey-btn--primary {
  background: var(--vasco-accent);
  color: var(--vasco-accent-ink);
}

.vasco-survey-btn--primary:hover:not(:disabled) {
  opacity: 0.88;
}

.vasco-survey-btn--ghost {
  background: transparent;
  color: var(--vasco-ink);
  border: 1.5px solid var(--vasco-border);
}

.vasco-survey-btn--ghost:hover:not(:disabled) {
  border-color: var(--vasco-border-strong);
  background: var(--vasco-hover);
}

.vasco-survey-msg {
  font-size: 0.875rem;
  margin: 0.75rem 0 0;
  font-weight: 500;
}

.vasco-survey-msg--err {
  color: var(--vasco-ink);
  padding-left: 0.75rem;
  border-left: 3px solid var(--vasco-ink);
}

.vasco-survey-msg--ok {
  color: var(--vasco-ink);
}

.vasco-survey-msg--warn {
  color: var(--vasco-muted);
}

.vasco-survey-privacy-box {
  font-size: 0.8125rem;
  color: var(--vasco-muted);
  background: var(--vasco-bg);
  border: 1px solid var(--vasco-border);
  border-radius: var(--vasco-radius);
  padding: 0.875rem 1rem;
  margin: 0.75rem 0;
  line-height: 1.5;
}

.vasco-survey-privacy-box a {
  color: var(--vasco-ink);
  font-weight: 600;
}

.vasco-survey-progress-foot {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  background: var(--vasco-surface);
  border-top: 1px solid var(--vasco-border);
  padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom));
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.04);
}

.vasco-survey-progress-foot[hidden] {
  display: none;
}

.vasco-survey-progress-foot__inner {
  max-width: 32rem;
  margin: 0 auto;
  display: grid;
  gap: 0.45rem;
}

.vasco-survey-progress-foot__label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--vasco-muted);
}

.vasco-survey-progress-foot__bar {
  height: 0.25rem;
  background: var(--vasco-border);
  border-radius: 999px;
  overflow: hidden;
}

.vasco-survey-progress-foot__fill {
  height: 100%;
  background: var(--vasco-ink);
  width: 0%;
  transition: width 0.3s ease;
  border-radius: 999px;
}

.vasco-survey-foot {
  text-align: center;
  padding-bottom: env(safe-area-inset-bottom);
}

.vasco-survey-foot__link {
  color: var(--vasco-muted);
  font-size: 0.8125rem;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.vasco-survey-privacy-full {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--vasco-ink);
}

.vasco-survey-privacy-full p {
  color: inherit;
}