:root {
  --color-bg: #faf5f0;
  --color-primary: #2b3a4f;
  --color-accent: #6685ad;
  --color-accent-dark: #4a6280;
  --color-white: #ffffff;

  --color-text: var(--color-primary);
  --color-text-muted: color-mix(in srgb, var(--color-primary) 70%, transparent);
  --color-border: var(--color-primary);
  --color-surface: var(--color-bg);

  --radius-card: 28px;
  --radius-button: 14px;
  --radius-input: 10px;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;

  --text-xs: 0.64rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.25rem;
  --text-xl: 1.563rem;
  --text-2xl: 1.953rem;
  --text-quote: 2.441rem;

  --font-family: "Sen", system-ui, sans-serif;
  --font-weight-bold: 700;

  --slide-index: 0;
  --transition-duration: 300ms;
  --form-height: 1080px;
}

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

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--color-text);
  background: transparent;
  -webkit-font-smoothing: antialiased;
}

.form-shell {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: min(var(--form-height), 100dvh);
  max-height: 100dvh;
  overflow: hidden;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-card);
}

.slide-track {
  display: flex;
  align-items: stretch;
  flex: 1;
  min-height: 0;
  transition: transform var(--transition-duration) ease;
  transform: translateX(calc(var(--slide-index) * -100%));
}

@media (prefers-reduced-motion: reduce) {
  .slide-track {
    transition: none;
  }
}

.slide-panel {
  flex: 0 0 100%;
  min-width: 0;
  min-height: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.panel-chrome {
  flex-shrink: 0;
  padding: var(--space-4) var(--space-6) 0;
  background: var(--color-bg);
  border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 12%, transparent);
}

.panel-scroll {
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-6) var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-4);
}

.panel-logo {
  flex-shrink: 0;
  width: min(100%, 20rem);
  height: auto;
}

.panel-title {
  margin: 0;
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
}

.panel-subheading {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.5;
  max-width: 28rem;
}

.btn-back {
  background: none;
  border: none;
  color: var(--color-primary);
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-input);
}

.btn-back:hover,
.btn-back:focus-visible {
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.option-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
  max-width: 20rem;
  margin-top: var(--space-2);
}

.btn-option {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-family);
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-button);
  cursor: pointer;
  transition: background 150ms ease;
}

.btn-option:hover,
.btn-option:focus-visible {
  background: color-mix(in srgb, var(--color-primary) 6%, var(--color-bg));
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn-primary {
  display: inline-block;
  width: 100%;
  max-width: 20rem;
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-family);
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  background: var(--color-accent);
  border: none;
  border-radius: var(--radius-button);
  box-shadow: 0 4px 0 var(--color-accent-dark);
  cursor: pointer;
  transition:
    transform 100ms ease,
    box-shadow 100ms ease;
  margin-top: var(--space-2);
}

.btn-primary:hover:not(:disabled) {
  background: color-mix(in srgb, var(--color-white) 8%, var(--color-accent));
}

.btn-primary:active:not(:disabled) {
  transform: translateY(2px);
  box-shadow: 0 2px 0 var(--color-accent-dark);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.btn-primary:disabled {
  opacity: 0.5;
  box-shadow: none;
  transform: none;
  cursor: not-allowed;
}

.panel-form {
  width: 100%;
  max-width: 20rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

.panel-form--grid {
  max-width: 28rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  align-items: start;
}

.panel-form--grid .field {
  align-items: stretch;
}

.panel-form--grid .field label {
  text-align: left;
  align-self: flex-start;
}

.panel-form--grid .field input,
.panel-form--grid .field textarea {
  text-align: left;
}

.field--span-2 {
  grid-column: span 2;
}

.panel-form--grid .btn-primary {
  max-width: none;
  width: 100%;
}

.address-group {
  width: 100%;
}

.address-group__heading {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  text-align: left;
  width: 100%;
}

.address-group__fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  width: 100%;
}

.label-optional {
  font-weight: 400;
  color: var(--color-text-muted);
}

.field {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.field label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
}

.field input,
.field textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--color-primary);
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-input);
  text-align: center;
}

.field input:focus,
.field textarea:focus,
.terms-scroll:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.field textarea {
  resize: vertical;
  min-height: 5rem;
  text-align: left;
}

.quote-amount {
  margin: var(--space-2) 0;
  font-size: var(--text-quote);
  font-weight: var(--font-weight-bold);
  border-bottom: 4px solid var(--color-primary);
  padding-bottom: var(--space-2);
  line-height: 1.2;
}

.quote-disclaimer {
  margin: 0;
  max-width: 28rem;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-text-muted);
}

.terms-scroll {
  width: 100%;
  max-height: 16rem;
  overflow-y: auto;
  padding: var(--space-4);
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-input);
  text-align: left;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-text-muted);
}

#terms .terms-scroll,
#terms .terms-form {
  align-self: stretch;
  max-width: none;
}

.terms-doc-title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-align: center;
}

.terms-section-title {
  margin: var(--space-4) 0 var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
}

.terms-scroll p {
  margin: 0 0 var(--space-3);
}

.terms-scroll p:last-child {
  margin-bottom: 0;
}

.tos-value {
  color: var(--color-text);
  font-weight: var(--font-weight-bold);
}

.tos-address {
  white-space: pre-line;
  font-weight: 400;
}

.tos-signature {
  font-family:
    ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, monospace;
}

.terms-form {
  gap: var(--space-3);
}

.checkbox-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
}

.checkbox-label--field {
  justify-content: flex-start;
  text-align: left;
  width: 100%;
  grid-column: span 2;
}

.field--billing {
  grid-column: span 2;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin: 0;
  transition:
    max-height var(--transition-duration) ease,
    opacity var(--transition-duration) ease,
    margin var(--transition-duration) ease;
}

.field--billing.is-visible {
  max-height: 28rem;
  opacity: 1;
  margin: 0;
}

@media (prefers-reduced-motion: reduce) {
  .field--billing {
    transition: none;
  }
}

.checkbox-label input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.slide-panel[aria-hidden="true"] {
  pointer-events: none;
  user-select: none;
}

.submission-error {
  margin: 0;
  width: 100%;
  font-size: var(--text-sm);
  color: #9b2c2c;
  text-align: center;
}