/* Voto. Plain CSS: tokens as custom properties, Grid and Flexbox for layout.
   Markup carries no presentation, so a clinic restyles everything by
   overriding the --brand-* tokens. */

:root {
  --brand-primary:   #2B6CB0;
  --brand-secondary: #215387;
  --brand-accent:    #ED8936;
  --brand-accent-ink:#9C4221;
  --ink-900: #1A202C;  --ink-700: #2D3748;  --ink-600: #4A5568;  --ink-500: #718096;
  --line-300: #CBD5E0; --line-200: #E2E8F0;
  --surface-100: #EDF2F7; --surface-50: #F7FAFC; --surface-0: #ffffff;
  --success: #38A169; --warning: #DD6B20; --error: #C53030; --info: #3182CE;
  --error-surface: #FFF5F5; --warning-surface: #FFFAF0; --info-surface: #EBF8FF;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 10px;
  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.5rem;  --space-6: 2rem;   --space-7: 3rem;
  --measure: 42rem;
  --shadow: 0 1px 2px rgb(26 32 44 / 0.06), 0 4px 16px rgb(26 32 44 / 0.06);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink-900);
  background: var(--surface-50);
}

h1, h2, h3, h4 { line-height: 1.25; color: var(--ink-900); margin: 0; text-wrap: balance; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.0625rem; }
h4 { font-size: 0.95rem; }
p { margin: 0; }
a { color: var(--brand-primary); text-underline-offset: 0.15em; }
a:hover { color: var(--brand-secondary); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.9em; }

:focus-visible { outline: 3px solid var(--brand-accent); outline-offset: 2px; border-radius: 4px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0;
}

.wrap { width: min(100% - 2rem, var(--measure)); margin-inline: auto; }
.staff .wrap { width: min(100% - 2rem, 68rem); }
main.wrap { padding-block: var(--space-5) var(--space-7); }

/* Header */
.demo-banner {
  background: var(--brand-accent-ink); color: #fff; text-align: center;
  font-size: 0.875rem; font-weight: 600; padding: var(--space-1) var(--space-4);
}
.site-header { background: var(--surface-0); border-bottom: 1px solid var(--line-200); }
.header-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3) var(--space-5); padding-block: var(--space-3); }
.brand { font-weight: 700; font-size: 1.125rem; color: var(--brand-secondary); }
.brand a { color: inherit; text-decoration: none; }
.brand-clinic { font-weight: 400; color: var(--ink-600); margin-inline-start: var(--space-2); }
.staff-nav { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); font-size: 0.95rem; }
.staff-nav form { margin: 0; }

/* Cards */
.form-card, .auth-card, .unit-card {
  background: var(--surface-0); border: 1px solid var(--line-200); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: var(--space-5);
  display: grid; gap: var(--space-4);
}
.auth-card { max-width: 26rem; margin-inline: auto; }
.auth-card form { display: grid; gap: var(--space-4); }
.form-card > form { display: grid; gap: var(--space-5); }
.unit-card { margin-block-start: var(--space-5); }
.center { text-align: center; justify-items: center; }
@media (min-width: 40rem) { .form-card, .unit-card { padding: var(--space-6); } }

.eyebrow { font-size: 0.875rem; font-weight: 600; color: var(--brand-secondary); letter-spacing: 0.01em; }
.lede { color: var(--ink-700); }
.meta, .help, .privacy, .progress-label { font-size: 0.9rem; color: var(--ink-600); }
.optional { font-weight: 400; color: var(--ink-600); }
.stack { display: block; }

.notice {
  background: var(--info-surface); border-inline-start: 4px solid var(--info);
  padding: var(--space-3) var(--space-4); border-radius: 6px; font-size: 0.95rem; color: var(--ink-700);
}
.notice-strong { background: var(--warning-surface); border-color: var(--warning); display: grid; gap: var(--space-2); margin-block-end: var(--space-5); }
.error-summary {
  background: var(--error-surface); border-inline-start: 4px solid var(--error);
  padding: var(--space-3) var(--space-4); border-radius: 6px; color: var(--error); font-weight: 600;
}
.error-summary ul { margin: var(--space-2) 0 0; padding-inline-start: 1.25rem; font-weight: 400; color: var(--ink-900); }

/* Progress and language */
progress { width: 100%; height: 0.5rem; appearance: none; border: 0; border-radius: 999px; overflow: hidden; background: var(--surface-100); accent-color: var(--brand-primary); }
progress::-webkit-progress-bar { background: var(--surface-100); }
progress::-webkit-progress-value { background: var(--brand-primary); }
progress::-moz-progress-bar { background: var(--brand-primary); }
.progress-label { margin-block-end: calc(var(--space-3) * -1); }

.lang-switch { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: flex-end; }
.chip {
  font: inherit; font-size: 0.875rem; padding: 0.3rem 0.8rem; min-height: 2.25rem;
  border-radius: 999px; border: 1px solid var(--line-300); background: var(--surface-0); color: var(--ink-700); cursor: pointer;
}
.chip:hover { border-color: var(--brand-primary); color: var(--brand-secondary); }
.chip.is-current { background: var(--brand-secondary); border-color: var(--brand-secondary); color: #fff; font-weight: 600; }

.lang-pick { border: 0; padding: 0; margin: 0; display: grid; gap: var(--space-3); min-inline-size: 0; }
.lang-pick legend { padding: 0; margin-block-end: var(--space-3); font-weight: 600; color: var(--ink-700); }

/* Fields */
.fields { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); align-items: start; }
.fields > * { grid-column: 1 / -1; }
@media (min-width: 34rem) {
  .fields > .w-half { grid-column: span 2; }
  .fields > .w-quarter { grid-column: span 1; }
}
@media (max-width: 33.99rem) { .fields > .w-quarter { grid-column: span 2; } }

.field { display: grid; gap: var(--space-1); min-inline-size: 0; }
fieldset.field, fieldset.group { border: 0; padding: 0; margin: 0; }
.field > label, .field > legend { font-weight: 600; color: var(--ink-900); padding: 0; }
.field > legend { margin-block-end: var(--space-1); }

input[type="text"], input[type="email"], input[type="tel"], input[type="date"],
input[type="number"], input[type="password"], select, textarea {
  font: inherit; color: var(--ink-900); background: var(--surface-0);
  width: 100%; min-height: 3rem; padding: 0.6rem 0.75rem;
  border: 1.5px solid var(--line-300); border-radius: 8px;
}
textarea { min-height: 7rem; resize: vertical; }
input:hover, select:hover, textarea:hover { border-color: var(--ink-500); }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--brand-accent); outline-offset: 1px; border-color: var(--brand-primary); }
.has-error input, .has-error select, .has-error textarea { border-color: var(--error); }
.error { color: var(--error); font-size: 0.9rem; font-weight: 600; }

.options { display: grid; gap: var(--space-2); }
.option {
  display: flex; align-items: center; gap: var(--space-3); font-weight: 400;
  min-height: 3rem; padding: 0.5rem 0.75rem; border: 1.5px solid var(--line-300); border-radius: 8px;
  background: var(--surface-0); cursor: pointer;
}
.option:hover { border-color: var(--ink-500); }
.option:has(input:checked) { border-color: var(--brand-primary); background: var(--info-surface); }
.option input { inline-size: 1.25rem; block-size: 1.25rem; accent-color: var(--brand-primary); flex: none; margin: 0; }
@media (min-width: 34rem) { .choice .options:has(> :nth-child(2):last-child) { grid-template-columns: 1fr 1fr; } }

fieldset.group { display: grid; gap: var(--space-3); padding-block-start: var(--space-4); border-block-start: 1px solid var(--line-200); min-inline-size: 0; }
fieldset.group > legend { font-weight: 700; font-size: 1.0625rem; padding: 0; float: left; width: 100%; }
fieldset.group > legend + * { clear: both; }
.repeat { display: grid; gap: var(--space-5); }
.repeat > fieldset.group:first-child { border-block-start: 0; padding-block-start: 0; }

.display { color: var(--ink-700); }
.is-statutory {
  color: var(--brand-accent-ink); font-weight: 700; font-size: 1.0625rem;
  background: var(--warning-surface); border: 2px solid var(--brand-accent); border-radius: 8px; padding: var(--space-4);
}
.signature-input { font-size: 1.25rem; font-style: italic; }
.agree { margin-block-start: var(--space-2); }

/* Buttons */
.btn {
  font: inherit; font-weight: 600; text-decoration: none; text-align: center; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 3rem; padding: 0.6rem 1.25rem; border-radius: 8px; border: 1.5px solid transparent;
}
.btn-primary { background: var(--brand-primary); color: #fff; }
.btn-primary:hover { background: var(--brand-secondary); color: #fff; }
.btn-primary:disabled { background: var(--line-300); color: var(--ink-600); cursor: not-allowed; }
.btn-quiet { background: var(--surface-0); color: var(--ink-700); border-color: var(--line-300); }
.btn-quiet:hover { border-color: var(--ink-500); color: var(--ink-900); }
.btn-block { width: 100%; }
.btn-small { min-height: 2.25rem; padding: 0.25rem 0.75rem; font-size: 0.9rem; background: var(--surface-0); color: var(--brand-secondary); border-color: var(--line-300); }
.btn-small:hover { border-color: var(--brand-primary); }
.link-button { font: inherit; background: none; border: 0; padding: 0; color: var(--brand-primary); text-decoration: underline; text-underline-offset: 0.15em; cursor: pointer; min-height: 2.75rem; }
.actions { display: flex; gap: var(--space-3); justify-content: space-between; margin-block-start: var(--space-3); }
.actions > :only-child { margin-inline-start: auto; }
.save-later { text-align: center; }
.copy-url { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.85rem; }

/* Answers (review and staff view) */
.answers { display: grid; gap: var(--space-3); }
.a-heading { color: var(--brand-secondary); padding-block: var(--space-2) var(--space-1); border-block-end: 1px solid var(--line-200); }
.a-row { display: grid; gap: 0; }
.a-label { font-size: 0.85rem; color: var(--ink-600); }
.a-value { color: var(--ink-900); overflow-wrap: anywhere; }
.a-note { font-size: 0.85rem; color: var(--brand-accent-ink); font-weight: 600; }
.a-text { color: var(--ink-700); font-size: 0.95rem; }
.is-signature .a-value { font-weight: 700; }
.d2 { margin-inline-start: var(--space-4); }
.d3 { margin-inline-start: var(--space-6); }

.review-unit { display: grid; gap: var(--space-4); padding-block-start: var(--space-4); border-block-start: 2px solid var(--line-200); }
.review-section { display: grid; gap: var(--space-3); }
.review-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3); }
.gone + .gone { padding-block-start: var(--space-4); border-block-start: 1px solid var(--line-200); }
.gone { display: grid; gap: var(--space-2); }
.gone h1 { font-size: 1.25rem; }

/* Staff */
.page-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: var(--space-3); margin-block-end: var(--space-4); }
.page-head > div { display: grid; gap: var(--space-1); }
.table-wrap { overflow-x: auto; margin-block-start: var(--space-5); background: var(--surface-0); border: 1px solid var(--line-200); border-radius: var(--radius); }
table.data { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
table.data th, table.data td { text-align: start; padding: var(--space-3) var(--space-4); border-block-end: 1px solid var(--line-200); vertical-align: top; }
table.data th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-600); background: var(--surface-50); white-space: nowrap; }
table.data tr:last-child td { border-block-end: 0; }
table.data form { margin: 0; }
.tag { display: inline-block; font-size: 0.8rem; font-weight: 600; padding: 0.1rem 0.55rem; border-radius: 999px; background: var(--surface-100); color: var(--ink-700); white-space: nowrap; }
.tag-new { background: #C6F6D5; color: #22543D; }
.tag-warn { background: #FEEBC8; color: #7B341E; }
.empty { margin-block-start: var(--space-5); color: var(--ink-600); }
.countersign { display: grid; gap: var(--space-3); padding-block-start: var(--space-4); border-block-start: 1px solid var(--line-200); }
.inline-form { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: end; }
.inline-form .field { flex: 1 1 16rem; }
.codes { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); font-size: 1.1rem; }
.key { overflow-wrap: anywhere; }

@media print {
  .site-header, .demo-banner, .actions, .lang-switch, .save-later { display: none; }
  body { background: #fff; }
}