/* Wisemeal Stage 2R — Batch 1 questionnaire site
   Calm, editorial, restrained premium. Local-only.
   CSS variables grouped at the top so palette can be adjusted without touching layout.
*/

:root {
  /* Surfaces */
  --bg: #f6f3ec;
  --surface: #ffffff;
  --surface-alt: #fbf9f4;
  --surface-sunken: #f1ede4;

  /* Ink */
  --ink: #1f1d1a;
  --ink-soft: #4a463f;
  --ink-muted: #7a7468;
  --ink-faint: #a39d8f;

  /* Lines */
  --line: #e7e2d6;
  --line-strong: #cfc8b8;

  /* Accents */
  --accent: #5a4a2a;
  --accent-soft: #ece4d2;
  --accent-faint: #f5efe2;

  /* States */
  --danger: #8a3a1f;
  --danger-soft: #fbecea;
  --warn: #b07a2a;
  --ok: #4a6b3a;

  /* Misc */
  --shadow-sm: 0 1px 2px rgba(31, 29, 26, .04);
  --shadow: 0 1px 2px rgba(31, 29, 26, .04), 0 8px 24px rgba(31, 29, 26, .05);
  --radius: 12px;
  --radius-sm: 6px;
  --pad: 18px;
  --gap: 14px;
  --maxw: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Liberation Sans", sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { font-weight: 600; line-height: 1.25; color: var(--ink); margin: 0 0 .5em 0; }
h1 { font-size: 1.05rem; letter-spacing: .01em; }
h2 { font-size: 1rem; }
h3 { font-size: .95rem; }
p { margin: 0 0 .8em 0; }
ul, ol { margin: 0 0 .8em 0; }

.skip-link {
  position: absolute; left: 8px; top: 8px;
  background: var(--ink); color: #fff; padding: 6px 10px; border-radius: 4px;
  transform: translateY(-200%); transition: transform .15s;
  z-index: 100;
}
.skip-link:focus { transform: translateY(0); }

/* Topbar */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px; gap: 16px;
}
.topbar-left h1 { font-size: 1rem; margin: 0; }
.topbar-left p { font-size: .85rem; color: var(--ink-muted); margin: 4px 0 0; }
.topbar-right { display: flex; gap: 28px; }
.status { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.2; }
.status-label { font-size: .68rem; color: var(--ink-muted); letter-spacing: .08em; text-transform: uppercase; }
.status-value { font-variant-numeric: tabular-nums; color: var(--ink-soft); font-size: .9rem; margin-top: 2px; }

/* Layout */
.layout {
  max-width: var(--maxw);
  margin: 28px auto 80px;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
  align-items: start;
}

.sidebar {
  display: flex; flex-direction: column; gap: 16px;
  position: sticky; top: 80px;
}

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.card h2 {
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 14px;
}

/* Fields */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.field:last-child { margin-bottom: 0; }
.field > span { font-size: .8rem; color: var(--ink-soft); }

input[type="text"],
textarea,
select {
  font: inherit;
  font-size: .95rem;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
  color: var(--ink);
  resize: vertical;
}
textarea { min-height: 110px; line-height: 1.55; }
input[type="text"]:focus,
textarea:focus,
select:focus,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  background: #fff;
}
button:focus-visible { background: var(--surface-alt); }

/* Section nav */
.section-nav {
  list-style: none; padding: 0; margin: 0 0 12px 0;
  display: flex; flex-direction: column; gap: 2px;
}
.section-nav li { margin: 0; }
.section-nav button {
  width: 100%;
  text-align: left;
  background: none;
  border: 1px solid transparent;
  font: inherit;
  font-size: .9rem;
  color: var(--ink-soft);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.section-nav button:hover { background: var(--surface-alt); color: var(--ink); }
.section-nav button.active {
  background: var(--accent-soft);
  color: var(--ink);
  border-color: var(--line-strong);
}
.section-nav .nav-id {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--ink-muted);
  flex-shrink: 0;
}
.section-nav .nav-title { flex: 1; line-height: 1.3; }
.section-nav .nav-count {
  font-size: .72rem;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.section-nav button.complete .nav-count { color: var(--ok); }

.toggle {
  display: flex; align-items: center; gap: 8px;
  font-size: .85rem; color: var(--ink-soft); cursor: pointer;
  padding: 4px 2px;
}
.toggle input { accent-color: var(--accent); }

/* Action buttons */
.actions-card .btn { display: block; width: 100%; margin-bottom: 8px; }
.actions-card .btn:last-of-type { margin-bottom: 0; }
.action-divider { height: 1px; background: var(--line); margin: 10px 0; }
.actions-card .hint {
  font-size: .75rem; color: var(--ink-muted); margin: 12px 0 0; line-height: 1.4;
}

.btn {
  font: inherit;
  font-size: .9rem;
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  transition: background .12s, border-color .12s, color .12s;
}
.btn:hover { background: var(--surface-alt); border-color: var(--ink-faint); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--ink-muted); padding: 6px 10px; }
.btn-ghost:hover { background: var(--surface-alt); color: var(--ink); }
.btn-danger { color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); border-color: var(--danger); }

/* Welcome */
.welcome { background: var(--surface-alt); }
.welcome-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.welcome-head h2 { margin: 0; }
.welcome-body ol { padding-left: 22px; margin: 0; }
.welcome-body li { margin-bottom: 10px; }
.welcome-body li:last-child { margin-bottom: 0; }
.welcome-body strong { color: var(--ink); }
.welcome.collapsed .welcome-body { display: none; }

/* Respondent context */
.respondent-context p {
  font-size: .9rem; color: var(--ink-soft); margin: 0;
}
.respondent-context p + p { margin-top: 8px; }
.respondent-context strong { color: var(--ink); }

/* Section host */
.section-host { display: flex; flex-direction: column; gap: 18px; }

.section-card .section-head {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.section-card .section-id {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.section-card .section-title { font-size: 1.4rem; line-height: 1.25; margin: 0; }
.section-card .section-purpose { font-size: .95rem; color: var(--ink-soft); margin: 0; }

/* Item */
.item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--surface-alt);
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 16px;
  border-left-width: 3px;
}
.item:last-child { margin-bottom: 0; }
.item.unanswered { border-left-color: var(--ink-faint); }
.item.answered   { border-left-color: var(--ok); }

.item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}
.item-id {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--ink-muted);
}
.item-method {
  font-size: .7rem;
  padding: 2px 9px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--ink-soft);
  background: var(--surface);
  text-transform: lowercase;
  letter-spacing: .02em;
}
.item-status {
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-left: auto;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
}
.item.answered .item-status { color: var(--ok); border-color: var(--line); }
.item.unanswered .item-status { color: var(--warn); }

.item-question {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
  margin: 0;
}

/* Guidance block */
.guidance {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin: 0;
}
.guidance dt {
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-top: 4px;
}
.guidance dt:first-of-type { margin-top: 0; }
.guidance dd {
  font-size: .9rem;
  color: var(--ink-soft);
  margin: 0;
}
.guidance .note {
  font-size: .78rem;
  color: var(--ink-muted);
  font-style: italic;
}

/* Selector row */
.row {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 1fr 1fr;
}
.row .field { margin-bottom: 0; }

/* Flags */
.flags-field > span { display: block; font-size: .8rem; color: var(--ink-soft); margin-bottom: 6px; }
.flags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.flag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  font-size: .8rem;
  color: var(--ink-soft);
  cursor: pointer;
  user-select: none;
}
.flag input { accent-color: var(--accent); margin: 0; }
.flag:hover { background: var(--surface-alt); }
.flag.recommended { background: var(--accent-faint); border-color: var(--line-strong); }
.flag.checked { background: var(--accent-soft); border-color: var(--accent); color: var(--ink); }
.flag-rec-tag {
  font-size: .65rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-left: 4px;
}

/* Pager */
.section-pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 4px;
}
.section-pager .btn { min-width: 180px; }

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  box-shadow: var(--shadow);
  z-index: 100;
  max-width: 90vw;
}

/* Mobile */
@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
    padding: 0 14px;
    margin: 16px auto 60px;
    gap: 16px;
  }
  .sidebar {
    position: static;
    order: 2;
  }
  .content { order: 1; }
  .topbar {
    padding: 12px 14px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .topbar-right {
    width: 100%;
    justify-content: space-between;
    gap: 14px;
  }
  .status { align-items: flex-start; }
  .row { grid-template-columns: 1fr; }
  .section-pager { flex-direction: column; }
  .section-pager .btn { min-width: 0; }
  .item, .card { padding: 16px; }
}

@media (max-width: 480px) {
  body { font-size: 15px; }
  .item-question { font-size: 1rem; }
  .section-card .section-title { font-size: 1.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

@media print {
  .topbar, .sidebar, .section-pager, .toast, .skip-link { display: none !important; }
  .layout { grid-template-columns: 1fr; padding: 0; margin: 0; }
  .card, .item { box-shadow: none; border-color: #ccc; break-inside: avoid; }
  body { background: #fff; }
}