* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-width: 280px;
  min-height: 100vh;
  margin: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--type-family-body);
  font-size: var(--type-body-product-size);
  line-height: var(--type-body-product-line);
  -webkit-font-smoothing: antialiased;
}

button,
input,
textarea {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

[hidden] {
  display: none !important;
}

.inquiry-shell {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 18px;
}

.inquiry-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  margin-bottom: 12px;
}

.inquiry-brand {
  min-width: 0;
  margin: 0 16px 0 0;
  overflow: hidden;
  color: var(--text-primary);
  font-family: var(--type-family-display);
  font-size: var(--type-title-sm-size);
  font-weight: var(--type-title-weight);
  line-height: var(--type-title-line);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.language-toggle {
  display: flex;
  flex: 0 0 auto;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  overflow: hidden;
}

.language-toggle button {
  min-width: 48px;
  min-height: 42px;
  border: 0;
  border-left: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: var(--type-control-sm-size);
  font-weight: var(--type-control-weight);
}

.language-toggle button:first-child {
  border-left: 0;
}

.language-toggle button[aria-pressed="true"] {
  background: var(--accent-subtle);
  color: var(--accent-strong);
}

.language-toggle button:focus,
.primary-button:focus,
.secondary-button:focus,
input:focus,
textarea:focus,
.choice-option:focus-within {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.inquiry-panel {
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: var(--surface-elevated);
  padding: 28px;
}

.inquiry-intro {
  margin-bottom: 26px;
}

h1 {
  margin: 0;
  color: var(--text-primary);
  font-family: var(--type-family-display);
  font-size: var(--type-headline-size);
  font-weight: var(--type-headline-weight);
  line-height: var(--type-headline-line);
  letter-spacing: var(--type-headline-tracking);
}

.inquiry-intro > p,
.inquiry-state > p {
  margin: 8px 0 0;
  color: var(--text-secondary);
}

.interest-label {
  padding: 10px 12px;
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  background: var(--accent-subtle);
  color: var(--text-primary) !important;
}

#inquiryForm {
  display: grid;
  row-gap: 22px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.form-field {
  min-width: 0;
}

.form-field label,
fieldset legend {
  color: var(--text-secondary);
  font-size: var(--type-label-size);
  font-weight: var(--type-label-weight);
  line-height: var(--type-label-line);
  letter-spacing: var(--type-label-tracking);
  text-transform: uppercase;
}

.form-field label {
  display: block;
  margin-bottom: 7px;
}

input,
textarea {
  display: block;
  width: 100%;
  min-width: 0;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface-input);
  color: var(--text-primary);
  padding: 11px 12px;
  outline: 0;
}

input {
  min-height: 46px;
}

textarea {
  min-height: 126px;
  resize: vertical;
}

input[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--error);
  background: var(--error-bg);
}

fieldset {
  min-width: 0;
  margin: 0;
  border: 0;
  padding: 0;
}

fieldset legend {
  margin-bottom: 6px;
}

.field-help,
.message-meta,
.privacy-copy {
  font-size: var(--type-body-compact-size);
  line-height: var(--type-body-compact-line);
}

.field-help {
  margin: 0 0 10px;
  color: var(--text-muted);
}

.field-error {
  margin: 6px 0 0;
  font-size: var(--type-body-product-size);
  line-height: var(--type-body-product-line);
  color: var(--error);
  font-weight: 600;
}

.field-error:empty {
  display: none;
}

.contact-error {
  margin-top: 8px;
}

.choice-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.choice-option {
  display: flex;
  align-items: center;
  min-height: 48px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
  padding: 9px 12px;
  cursor: pointer;
}

.choice-option input {
  width: 20px;
  min-height: 20px;
  margin: 0 10px 0 0;
  accent-color: var(--accent);
}

.choice-option span {
  color: var(--text-primary);
  font-size: var(--type-body-product-size);
}

.participant-name {
  margin-top: 14px;
}

.participant-name .field-help {
  margin-top: 6px;
}

.message-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  color: var(--text-muted);
}

.message-meta .field-help {
  margin: 0 16px 0 0;
}

.privacy-copy {
  margin: 0;
  color: var(--text-secondary);
}

.primary-button {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: var(--text-on-accent);
  padding: 11px 16px;
  cursor: pointer;
  font-size: var(--type-control-size);
  font-weight: var(--type-control-weight);
}

.primary-button:hover {
  background: var(--accent-hover);
}

.secondary-button {
  min-height: 44px;
  margin-top: 18px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-primary);
  padding: 10px 16px;
  cursor: pointer;
  font-size: var(--type-control-size);
  font-weight: var(--type-control-weight);
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.form-status {
  margin-bottom: 20px;
  border: 1px solid var(--error-border);
  border-radius: 8px;
  background: var(--error-bg);
  color: var(--error);
  padding: 11px 12px;
}

.inquiry-loading,
.inquiry-state {
  min-height: 300px;
  text-align: center;
}

.inquiry-loading,
.inquiry-state,
.inquiry-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.inquiry-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--border-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: inquiry-spin 0.8s linear infinite;
}

.inquiry-loading p {
  margin: 12px 0 0;
  color: var(--text-secondary);
}

.success-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--success-bg);
  color: var(--success);
}

.success-icon svg {
  width: 28px;
  height: 28px;
}

.trial-note {
  color: var(--text-primary) !important;
  font-weight: 600;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@keyframes inquiry-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 560px) {
  .inquiry-shell {
    padding: 10px;
  }

  .inquiry-panel {
    padding: 20px 16px;
  }

  .field-grid,
  .choice-row {
    grid-template-columns: 1fr;
  }

  .inquiry-state,
  .inquiry-loading {
    min-height: 260px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .inquiry-spinner {
    animation-duration: 1.8s;
  }
}