/* Components. Markup lives in templates/components/*.html; the catalogue is /styleguide/. */

/* ---- Buttons ------------------------------------------------------------------------- */

.btn {
  --btn-bg: var(--color-primary);
  --btn-fg: var(--color-on-primary);
  --btn-border: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-block-size: var(--control-height);
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--btn-border);
  border-radius: var(--radius-control);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease),
    border-color var(--dur-1) var(--ease);
}

.btn:hover {
  --btn-bg: var(--color-primary-strong);
  color: var(--btn-fg);
}

.btn--secondary {
  --btn-bg: var(--color-card);
  --btn-fg: var(--color-text);
  --btn-border: var(--color-line-strong);
}

.btn--secondary:hover {
  --btn-bg: var(--color-bg-2);
}

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--color-primary);
}

.btn--ghost:hover {
  --btn-bg: var(--color-primary-soft);
}

.btn--danger {
  --btn-bg: var(--color-danger);
  --btn-fg: var(--white);
}

.btn--danger:hover {
  --btn-bg: var(--color-danger);
  filter: brightness(0.92);
}

.btn--sm {
  min-block-size: 2.25rem;
  padding: 0.35rem 0.8rem;
  font-size: var(--fs-0);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ---- Badges --------------------------------------------------------------------------- */

.badge {
  --badge-bg: var(--color-bg-2);
  --badge-fg: var(--color-text-2);
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.2em 0.7em;
  border-radius: var(--radius-pill);
  background: var(--badge-bg);
  color: var(--badge-fg);
  font-size: var(--fs-0);
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
}

.badge__dot {
  inline-size: 0.5em;
  block-size: 0.5em;
  border-radius: 50%;
  background: currentColor;
}

.badge--primary {
  --badge-bg: var(--color-primary-soft);
  --badge-fg: var(--color-primary);
}

.badge--success {
  --badge-bg: var(--color-success-soft);
  --badge-fg: var(--color-success);
}

.badge--warning {
  --badge-bg: var(--color-warning-soft);
  --badge-fg: var(--color-warning);
}

.badge--danger {
  --badge-bg: var(--color-danger-soft);
  --badge-fg: var(--color-danger);
}

.badge--info {
  --badge-bg: var(--color-info-soft);
  --badge-fg: var(--color-info);
}

.badge--accent {
  --badge-bg: var(--color-accent);
  --badge-fg: var(--ink-900);
}

/* ---- Alerts --------------------------------------------------------------------------- */

.alert {
  --alert-fg: var(--color-info);
  --alert-bg: var(--color-info-soft);
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  border-inline-start: 3px solid var(--alert-fg);
  border-radius: 0 var(--radius-control) var(--radius-control) 0;
  background: var(--alert-bg);
  color: var(--color-text);
}

.alert__title {
  color: var(--alert-fg);
}

.alert--success {
  --alert-fg: var(--color-success);
  --alert-bg: var(--color-success-soft);
}

.alert--warning {
  --alert-fg: var(--color-warning);
  --alert-bg: var(--color-warning-soft);
}

.alert--danger {
  --alert-fg: var(--color-danger);
  --alert-bg: var(--color-danger-soft);
}

.alert--neutral {
  --alert-fg: var(--color-muted);
  --alert-bg: var(--color-bg-2);
}

/* ---- Cards & sections ----------------------------------------------------------------- */

.card {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: var(--space-5);
}

.section {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: var(--space-5);
}

.section + .section {
  margin-block-start: var(--space-5);
}

.section__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3) var(--space-4);
  align-items: start;
  margin-block-end: var(--space-5);
}

.section__title {
  font-size: var(--fs-2);
}

.section__lede {
  color: var(--color-muted);
  margin-block-start: var(--space-1);
}

.section__body > * + * {
  margin-block-start: var(--space-4);
}

/* The letter marker — the one signature device. Mirrors the A–F sections of the paper
   questionnaire; also the wordmark's gold square. Use only for real sequences. */
.marker {
  display: inline-grid;
  place-items: center;
  inline-size: 2.25rem;
  block-size: 2.25rem;
  border-radius: 6px;
  background: var(--color-ink-surface);
  color: var(--color-accent);
  font-weight: 700;
  font-size: var(--fs-1);
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.marker--sm {
  inline-size: 1.75rem;
  block-size: 1.75rem;
  border-radius: 5px;
  font-size: var(--fs-0);
}

/* ---- Stepper (section index) --------------------------------------------------------- */

.stepper ol {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.stepper__step a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.25rem 0.6rem 0.25rem 0.25rem;
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  text-decoration: none;
  min-block-size: 2.25rem;
  transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease);
}

.stepper__step a:hover {
  background: var(--color-bg-2);
  color: var(--color-text);
}

.stepper__step .marker {
  background: var(--color-bg-2);
  color: var(--color-muted);
}

.stepper__step.is-done .marker {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.stepper__step.is-current a {
  color: var(--color-text);
  font-weight: 600;
}

.stepper__step.is-current .marker {
  background: var(--color-ink-surface);
  color: var(--color-accent);
}

.stepper__label {
  display: none;
}

@media (min-width: 48rem) {
  .stepper__label {
    display: inline;
  }
}

/* ---- Form fields ---------------------------------------------------------------------- */

.field {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.field__label {
  font-weight: 600;
}

.field__group {
  margin: 0;
  padding: 0;
  border: 0;
  min-inline-size: 0;
}

.field__group legend {
  padding: 0;
  margin-block-end: var(--space-2);
}

.field__req {
  color: var(--color-danger);
  margin-inline-start: 0.2em;
}

.field__help {
  font-size: var(--fs-0);
  color: var(--color-muted);
}

.field :is(input:not([type="checkbox"], [type="radio"], [type="file"]), select, textarea) {
  inline-size: 100%;
  min-block-size: var(--control-height);
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-control);
  background: var(--color-card);
  color: var(--color-text);
  font: inherit;
  transition: border-color var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease);
}

.field textarea {
  min-block-size: 7rem;
  resize: vertical;
}

.field select {
  appearance: none;
  padding-inline-end: 2.5rem;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%),
    linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 1.15rem) 50%, calc(100% - 0.85rem) 50%;
  background-size: 0.3rem 0.3rem;
  background-repeat: no-repeat;
}

.field :is(input, select, textarea):focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--color-focus) 45%, transparent);
}

.field :is(input, select, textarea)::placeholder {
  color: var(--color-muted);
  opacity: 1;
}

/* Errors: server-side (.field--error) and native constraint validation after interaction. */
.field--error :is(input:not([type="checkbox"], [type="radio"]), select, textarea),
.field :is(input, select, textarea):user-invalid {
  border-color: var(--color-danger);
}

.field__error {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--fs-0);
  color: var(--color-danger);
}

.field__error-icon {
  flex-shrink: 0;
  inline-size: 1em;
  block-size: 1em;
  margin-block-start: 0.2em;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  position: relative;
}

.field__error-icon::after {
  content: "!";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 0.75em;
  font-weight: 800;
  line-height: 1;
}

/* Choice rows: one label wrapping a checkbox/radio (Django renders these for us). */
.field label:has(> input[type="checkbox"]),
.field label:has(> input[type="radio"]),
.choice {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  min-block-size: var(--control-height);
  padding-block: 0.35rem;
  cursor: pointer;
}

.field :is(input[type="checkbox"], input[type="radio"]) {
  inline-size: 1.25rem;
  block-size: 1.25rem;
  margin: 0.125rem 0 0;
  flex-shrink: 0;
}

.field input[type="file"] {
  inline-size: 100%;
  padding: var(--space-3);
  border: 1px dashed var(--color-line-strong);
  border-radius: var(--radius-control);
  background: var(--color-bg-2);
}

.field input[type="file"]::file-selector-button {
  font: inherit;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-card);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-control);
  padding: 0.4rem 0.8rem;
  margin-inline-end: var(--space-3);
  cursor: pointer;
}

.field-row {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 40rem) {
  .field-row {
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  }
}

[hidden] {
  display: none !important;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  margin-block-start: var(--space-6);
}

/* Honeypot: visually hidden but present in the DOM for bots. */
.hp {
  position: absolute;
  inset-inline-start: -9999px;
}

/* ---- Checklist ------------------------------------------------------------------------ */

.checklist {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.checklist__item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-control);
  background: var(--color-card);
}

.checklist__mark {
  inline-size: 1.5rem;
  block-size: 1.5rem;
  border-radius: 5px;
  display: grid;
  place-items: center;
  font-size: var(--fs-0);
  font-weight: 800;
  background: var(--color-bg-2);
  color: var(--color-muted);
}

.checklist__item--done .checklist__mark {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.checklist__item--missing .checklist__mark {
  background: var(--color-danger-soft);
  color: var(--color-danger);
}

.checklist__title {
  font-weight: 600;
}

.checklist__note {
  font-size: var(--fs-0);
  color: var(--color-muted);
}

/* ---- Key/value summaries and tables --------------------------------------------------- */

.kv {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--space-2) var(--space-4);
  margin: 0;
}

.kv dt {
  color: var(--color-muted);
}

.kv dd {
  margin: 0;
}

.table {
  inline-size: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.table :is(th, td) {
  text-align: start;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}

.table th {
  font-size: var(--fs-0);
  font-weight: 600;
  color: var(--color-muted);
}

.table-wrap {
  overflow-x: auto;
}

/* ---- Two-column page (form + side notes) ---------------------------------------------- */

.layout-side {
  display: grid;
  gap: var(--space-6);
  align-items: start;
}

@media (min-width: 64rem) {
  .layout-side {
    grid-template-columns: minmax(0, var(--measure-form)) minmax(16rem, 20rem);
  }

  .layout-side__aside {
    position: sticky;
    inset-block-start: var(--space-4);
  }
}

.side-note {
  padding: var(--space-4);
  border-radius: var(--radius-card);
  background: var(--color-bg-2);
}

.side-note > * + * {
  margin-block-start: var(--space-3);
}

/* Accordion fallback for side notes on small screens */
.side-note details summary {
  cursor: pointer;
  font-weight: 600;
}