/* ============================================================
   menneske.no
   Konsept: rutenettet ER identiteten. Nordisk minimalisme,
   papir + blekk + én aksentfarge. Schibsted Grotesk (norsk)
   for tekst, IBM Plex Mono for alt som er tall og data.
   ============================================================ */

:root {
  --bg: #faf9f6;
  --surface: #ffffff;
  --ink: #1b1b18;
  /* Slightly darkened for contrast margin over the old #6e6d66 ~4.93:1 (#163). */
  --ink-2: #67665f;
  /* Nudged darker so cell-to-cell lines aren't quite as faint (#163). */
  --line: #dcdacf;
  --line-strong: #1b1b18;
  --bad: #c03b2e;
  --accent: #2b5bb7;
  /* Accent used as TEXT on the page background. Same blue in light mode (passes
     AA on the paper bg); a lighter tint in dark mode where #2b5bb7 is only
     ~2.8:1 (#155). Button backgrounds keep --accent. */
  --accent-text: #2b5bb7;
  --radius: 10px;
  --radius-pill: 999px;
  --maxw: 1120px;
}
[data-theme="dark"] {
  --bg: #161614;
  --surface: #1e1e1b;
  --ink: #edece6;
  --ink-2: #99978d;
  --line: #2e2d29;
  --line-strong: #edece6;
  --bad: #e0604f;
  /* ≥6.8:1 against both --bg and --surface (#155). */
  --accent-text: #7ea6ec;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Schibsted Grotesk', sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background 0.25s ease, color 0.25s ease;
}
body[data-gridbg="on"]::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 38px 38px;
  opacity: 0.35;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 70%);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 70%);
  z-index: 0;
}
.app { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; }
/* Skip-to-content link (WCAG 2.4.1): off-screen until focused (#154). */
.skip-link {
  position: absolute; left: 8px; top: -48px; z-index: 200;
  background: var(--accent); color: #fff; padding: 8px 14px;
  border-radius: var(--radius); font-weight: 600; text-decoration: none;
  transition: top 0.15s ease;
}
.skip-link:focus { top: 8px; outline: 2px solid var(--ink); outline-offset: 2px; }
/* Thin top progress bar shown while an auto-submit navigation is in flight. */
.nav-loading-bar {
  position: fixed; top: 0; left: 0; height: 3px; z-index: 100;
  background: var(--accent); animation: nav-load 1.1s ease-in-out infinite;
}
@keyframes nav-load { 0% { left: -40%; width: 40%; } 50% { width: 55%; } 100% { left: 100%; width: 40%; } }
main { flex: 1; }
/* Visible to screen readers, removed from the visual layout (headings, labels). */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}
.mono { font-family: 'IBM Plex Mono', monospace; }
button { font-family: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, p { margin: 0; }
a.btn-primary, a.chip, a.action-btn, a.back-btn, a.nav-link, a.mobile-menu-link, a.puzzle-card, a.more-link, a.num-btn, a.lang-btn, a.icon-btn, a.miniboard {
  text-decoration: none;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 14px 24px;
  background: color-mix(in oklab, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-left { display: flex; align-items: center; gap: 18px; min-width: 0; }
.wordmark {
  display: flex; align-items: center; gap: 10px;
  background: none; border: none; padding: 4px;
  font-size: 17px; font-weight: 600; letter-spacing: -0.01em;
  color: var(--ink); text-decoration: none;
}
.wordmark-dot { color: var(--accent); }
.logo-mark { width: 22px; height: 22px; color: var(--ink); }
.site-nav { display: flex; gap: 2px; }
.nav-link {
  border: none; background: none; padding: 8px 12px;
  font-size: 14px; font-weight: 500; color: var(--ink-2);
  border-radius: var(--radius-pill);
  transition: color 0.12s ease, background 0.12s ease;
  white-space: nowrap;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active { color: var(--ink); background: color-mix(in oklab, var(--ink) 7%, transparent); }
.header-controls { display: flex; align-items: center; gap: 10px; flex-shrink: 0; margin-left: auto; }
.header-toggles { display: flex; align-items: center; gap: 10px; }
.lang-toggle {
  display: flex; border: 1px solid var(--line); border-radius: var(--radius-pill);
  overflow: hidden; background: var(--surface);
}
.lang-btn {
  border: none; background: none; padding: 6px 12px;
  min-height: 40px; display: inline-flex; align-items: center;
  font-size: 12px; font-weight: 600; letter-spacing: 0.04em;
  color: var(--ink-2);
}
.lang-btn.active { background: var(--ink); color: var(--bg); }
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: var(--radius-pill);
  background: var(--surface); color: var(--ink);
  transition: border-color 0.15s ease;
}
.icon-btn:hover { border-color: var(--ink-2); }
.icon-btn.menu-btn { display: none; }
.account-link { max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Auth pages ---------- */
.auth-page { max-width: 440px; margin: 0 auto; padding: 56px 24px 80px; width: 100%; }
.auth-title { font-size: clamp(28px, 4vw, 40px); font-weight: 700; letter-spacing: -0.03em; margin-bottom: 24px; }
.auth-card { gap: 16px; }
.auth-card .btn-primary { text-align: center; }
.auth-error { color: var(--bad); font-size: 13px; }
.auth-alt { font-size: 13.5px; color: var(--ink-2); }
.auth-alt a { color: var(--accent-text); }
.theme-icon-light, [data-theme="dark"] .theme-icon-dark { display: none; }
.theme-icon-dark, [data-theme="dark"] .theme-icon-light { display: block; }
.mobile-menu {
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--bg); border-bottom: 1px solid var(--line);
  display: none; flex-direction: column; padding: 8px 12px 14px;
  box-shadow: 0 18px 30px -18px color-mix(in oklab, var(--ink) 25%, transparent);
}
.mobile-menu.open { display: flex; }
.mobile-menu-link {
  display: flex; justify-content: space-between; align-items: center;
  border: none; background: none; padding: 13px 10px;
  font-size: 16px; font-weight: 500; color: var(--ink);
  border-bottom: 1px solid var(--line); text-align: left;
}
.mobile-menu-link:last-child { border-bottom: none; }
.mobile-menu-count { font-size: 11px; color: var(--ink-2); }
/* Settings block at the foot of the mobile menu: account, language, theme —
   moved here so the header bar can shrink to just wordmark + hamburger. */
.mobile-menu-settings { margin-top: 6px; padding-top: 6px; border-top: 1px solid var(--line); }
.mobile-menu-settings .mobile-menu-link:last-child { border-bottom: 1px solid var(--line); }
.mobile-menu-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px; gap: 12px;
}
.mobile-menu-row-label { font-size: 16px; font-weight: 500; color: var(--ink); }
@media (max-width: 880px) {
  .site-nav { display: none; }
  .header-toggles, .account-link { display: none; }
  .icon-btn.menu-btn { display: grid; }
}

/* ---------- Buttons & chips ---------- */
.btn-primary {
  display: inline-block;
  background: var(--accent); color: #fff;
  white-space: nowrap;
  border: none; border-radius: var(--radius);
  padding: 15px 30px; font-size: 17px; font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px color-mix(in oklab, var(--accent) 35%, transparent);
  filter: brightness(1.05);
}
.btn-primary:active { transform: translateY(0); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center;
  border: 1px solid var(--line); border-radius: var(--radius-pill);
  background: var(--surface); color: var(--ink-2);
  padding: 8px 15px; font-size: 13.5px; font-weight: 500;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
  min-height: 36px;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ---------- Hero ---------- */
.home { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; width: 100%; }
.hero {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 56px; align-items: center;
  padding: 80px 0 64px;
}
.hero h1 {
  font-size: clamp(46px, 6.4vw, 86px);
  font-weight: 700; line-height: 1.02; letter-spacing: -0.035em;
  display: flex; flex-direction: column;
}
.hero-l2 { color: var(--accent-text); }
.hero-sub {
  margin-top: 22px; max-width: 46ch;
  font-size: 18px; line-height: 1.6; color: var(--ink-2);
  text-wrap: pretty;
}
.hero-cta { margin-top: 32px; }
.hero-diffs { margin-top: 26px; display: flex; flex-direction: column; gap: 10px; }
.hero-diffs-label { font-size: 13px; color: var(--ink-2); }
.hero-board { display: flex; justify-content: center; }
/* Collapse the two-column hero to a single column on phones; the mini-board
   stacks under the text instead of being squeezed alongside it. */
@media (max-width: 720px) {
  .hero { grid-template-columns: 1fr; gap: 28px; padding: 40px 0 28px; }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-text > *, .hero-board { animation: rise 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
  .hero-text > :nth-child(2) { animation-delay: 0.07s; }
  .hero-text > :nth-child(3) { animation-delay: 0.14s; }
  .hero-text > :nth-child(4) { animation-delay: 0.2s; }
  .hero-board { animation-delay: 0.15s; }
  @keyframes rise {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
  }
}

/* ---------- Mini board (hero) ---------- */
.miniboard-wrap { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.miniboard {
  display: grid; grid-template-columns: repeat(9, 1fr); grid-auto-rows: 1fr;
  width: min(420px, 86vw); aspect-ratio: 1;
  padding: 0; background: var(--surface);
  border: 2px solid var(--line-strong); border-radius: var(--radius);
  overflow: hidden;
  font-family: 'IBM Plex Mono', monospace;
  box-shadow: 0 18px 50px -18px color-mix(in oklab, var(--ink) 28%, transparent);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.miniboard:hover {
  transform: translateY(-3px) rotate(-0.4deg);
  box-shadow: 0 26px 60px -18px color-mix(in oklab, var(--ink) 34%, transparent);
}
.mb-cell {
  display: grid; place-items: center;
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-size: clamp(13px, 2.4vw, 19px); font-weight: 500; color: var(--ink);
}
.mb-cell:nth-child(9n) { border-right: none; }
.mb-cell:nth-child(n+73) { border-bottom: none; }
.mb-cell.bdr { border-right: 2px solid var(--line-strong); }
.mb-cell.bdb { border-bottom: 2px solid var(--line-strong); }
.miniboard-hint { font-size: 11.5px; color: var(--ink-2); letter-spacing: 0.04em; }

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 30px 0;
}
.stat { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.stat-num { font-size: clamp(22px, 3vw, 30px); font-weight: 500; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.stat-label { font-size: 13px; color: var(--ink-2); }
/* Reflow at narrow widths (WCAG 1.4.10): the long served-count never fits in
   three columns at 320px, so drop to two and shrink the number (#160). */
@media (max-width: 400px) {
  .stats { grid-template-columns: 1fr 1fr; gap: 16px 12px; }
  .stat-num { font-size: clamp(18px, 5.5vw, 24px); }
}

/* ---------- Catalog ---------- */
.catalog { padding: 72px 0 8px; }
.section-head { margin-bottom: 28px; }
.section-head h2 { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; }
.section-head p { margin-top: 6px; color: var(--ink-2); font-size: 15px; }
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 0;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.puzzle-card {
  background: var(--bg);
  /* Hairline separators drawn per-card so a ragged last row leaves no
     grey filler cell (an empty grid cell would otherwise show through). */
  box-shadow: 0 0 0 0.5px var(--line);
  padding: 26px 24px;
  display: flex; flex-direction: column; gap: 16px;
  transition: background 0.15s ease;
  border: none; text-align: left; cursor: pointer;
  font-family: inherit; color: inherit;
}
.puzzle-card:hover { background: var(--surface); }
.puzzle-card:hover .glyph { color: var(--accent); }
.glyph { width: 30px; height: 30px; color: var(--ink); transition: color 0.15s ease; }
.puzzle-card h3 { font-size: 16px; font-weight: 600; }
.puzzle-card p { margin-top: 4px; font-size: 13.5px; line-height: 1.5; color: var(--ink-2); text-wrap: pretty; }
.live-dot {
  display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); margin-left: 8px; vertical-align: 2px;
}

/* ---------- More-than-puzzles section (home) ---------- */
.more { padding: 64px 0 0; }
.more-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 880px) { .more-grid { grid-template-columns: 1fr; } }
.more-card {
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px);
  background: var(--surface); padding: 24px; display: flex; flex-direction: column; gap: 8px;
}
.more-card h3 { margin: 0; font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }
.more-card > p { margin: 0 0 8px; font-size: 13.5px; color: var(--ink-2); }
.more-links { display: flex; flex-direction: column; }
.more-link {
  display: flex; align-items: center; gap: 12px;
  border: none; background: none; padding: 9px 4px;
  font-size: 14.5px; font-weight: 500; color: var(--ink);
  border-top: 1px solid var(--line); text-align: left; cursor: pointer;
}
.more-link:hover { color: var(--accent); }
.more-link .glyph { width: 20px; height: 20px; color: var(--ink-2); }
.more-link:hover .glyph { color: var(--accent); }

/* ---------- About ---------- */
.about { padding: 72px 0 88px; }
.about-inner { max-width: 600px; }
.about h2 { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.about p { margin-top: 12px; font-size: 16px; line-height: 1.65; color: var(--ink-2); text-wrap: pretty; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); }
.footer-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 26px 24px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 14px;
  font-size: 12.5px; color: var(--ink-2);
}
.footer-links { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; }
.footer-links a { color: var(--ink-2); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
.footer-copy { color: var(--ink-2); text-decoration: none; }
.footer-copy:hover { color: var(--accent); }

/* ---------- Play ---------- */
.play { max-width: var(--maxw); margin: 0 auto; padding: 24px 24px 64px; width: 100%; }
.play-top {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 14px; margin-bottom: 26px;
}
.back-btn {
  display: flex; align-items: center; gap: 7px;
  border: none; background: none; padding: 8px 10px 8px 0;
  font-size: 14px; font-weight: 500; color: var(--ink-2);
}
.back-btn:hover { color: var(--accent); }
/* Number-first: the sticky active number / erase brush on the pad (#184). */
.num-btn.active-num, .action-btn.active-num {
  background: var(--accent); color: var(--bg);
  box-shadow: inset 0 0 0 2px var(--accent);
}
.num-btn.active-num .num, .num-btn.active-num .num-left { color: var(--bg); }
/* Breadcrumb trail (#171): Puslespill → Wordoku → Statistikk */
.breadcrumb { margin: 0 0 22px; }
.breadcrumb ol {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px 0;
  list-style: none; margin: 0; padding: 0;
  font-size: 14px; color: var(--ink-2);
}
.breadcrumb li { display: flex; align-items: center; }
/* separator before every crumb except the first */
.breadcrumb li + li::before {
  content: '›'; margin: 0 9px; color: var(--ink-2); opacity: 0.6;
}
.breadcrumb a { color: var(--ink-2); font-weight: 500; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb [aria-current='page'] { color: var(--ink); font-weight: 600; }
/* when the breadcrumb shares the tool-top row with the sketch badge */
.tool-top .breadcrumb { margin-bottom: 0; }
.play-layout { display: flex; flex-direction: column; gap: 28px; }
.board-col { display: flex; flex-direction: column; gap: 10px; }
.board-meta {
  display: flex; justify-content: space-between; gap: 16px;
  font-size: 12px; color: var(--ink-2); letter-spacing: 0.02em;
  width: min(540px, 100%); margin: 0 auto;
}
.board-meta span { white-space: nowrap; }
.timer { font-variant-numeric: tabular-nums; }
.board-wrap { position: relative; width: min(540px, 100%); margin: 0 auto; }
.board {
  display: grid; grid-template-columns: repeat(9, 1fr); grid-auto-rows: 1fr;
  width: 100%; aspect-ratio: 1;
  background: var(--surface);
  border: 2px solid var(--line-strong); border-radius: var(--radius);
  overflow: hidden;
  transition: opacity 0.2s ease;
}
.board.is-generating { opacity: 0.35; }
/* Large boards (n ≥ 10, #172): two-digit values need real cell width, and the
   square 1fr grid clipped them. Drop the square aspect, give cells a fixed
   minimum size and let the wrapper scroll instead of cramming/clipping. */
/* Large boards live in a bounded, scrollable viewport so an 81×81 doesn't
   tower off-screen or slide under the control column (#181). */
.board-wrap.large {
  width: 100%; max-width: 100%; max-height: min(78vh, 86vw);
  overflow: auto; overscroll-behavior: contain;
  border: 1px solid var(--line); border-radius: var(--radius);
}
.board.large {
  /* inline-grid + fixed-size columns/rows (set inline) give the board a
     deterministic intrinsic size that the scroll wrapper sees in BOTH axes;
     a block grid stretches to the container and kills horizontal scroll (#181). */
  display: inline-grid;
  width: max-content; max-width: none; aspect-ratio: auto;
  grid-auto-rows: 2.2em; overflow: visible; margin: 0;
  vertical-align: top;
}
/* Compact numpad for large boards — 81 full-size buttons would dwarf the board (#181). */
.numpad.large { grid-template-columns: repeat(var(--np-m, 6), 1fr); gap: 4px; }
.numpad.large .num-btn { min-height: 34px; }
.numpad.large .num { font-size: 14px; }
.numpad.large .num-left { display: none; }
.cell {
  position: relative;
  display: grid; place-items: center;
  padding: 0; border: none; background: transparent;
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-family: 'IBM Plex Mono', monospace;
  font-size: clamp(17px, 4.6vw, 28px);
  transition: background 0.08s ease;
}
.cell.last-col { border-right: none; }
.cell.last-row { border-bottom: none; }
.cell.bdr { border-right: 2px solid var(--line-strong); }
.cell.bdb { border-bottom: 2px solid var(--line-strong); }
.cell.given { font-weight: 600; color: var(--ink); }
.cell.user { font-weight: 500; color: var(--accent); }
.cell.peer { background: color-mix(in oklab, var(--ink) 5%, transparent); }
.cell.same { background: color-mix(in oklab, var(--accent) 16%, transparent); }
.cell.sel {
  background: color-mix(in oklab, var(--accent) 22%, transparent);
  box-shadow: inset 0 0 0 2px var(--accent);
}
.cell.bad { color: var(--bad); text-decoration: underline wavy var(--bad); text-underline-offset: 2px; }
.cell.bad.user { background: color-mix(in oklab, var(--bad) 12%, transparent); }
.cell.rbr { border-right: 2px solid var(--line-strong); }
.cell.rbb { border-bottom: 2px solid var(--line-strong); }
.cell.diag-cell::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: color-mix(in oklab, var(--accent) 7%, transparent);
}
/* #168: on the diagonal the uniform accent tint washed out the given/user
   distinction — user glyphs are the accent colour, so they blended into the
   accent tint. Keep the diagonal marked, but separate the two: user cells get
   a neutral tint so the accent glyph stands out, and are italic so the cue
   isn't colour alone (WCAG). Given cells keep their bold ink glyph. */
.cell.diag-cell.user::after { background: color-mix(in oklab, var(--ink) 7%, transparent); }
.cell.diag-cell.user { font-style: italic; }
.cell.oe-even {
  background-image: repeating-linear-gradient(45deg,
    color-mix(in oklab, var(--ink) 9%, transparent) 0 2px, transparent 2px 6px);
}
.dg-dot {
  position: absolute; top: 9%; left: 9%; width: 6px; height: 6px;
  border-radius: 50%; opacity: 0.75; pointer-events: none;
}
.pencil-grid {
  position: absolute; inset: 0;
  display: grid;
  place-items: center;
}
.pm { font-size: clamp(8px, 1.7vw, 11px); color: var(--ink-2); font-weight: 500; line-height: 1; }
.board-overlay[hidden] { display: none; }
.board-overlay {
  position: absolute; inset: 0; z-index: 5;
  display: grid; place-items: center;
  background: color-mix(in oklab, var(--bg) 55%, transparent);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  border-radius: var(--radius);
}
.generating-label { font-size: 13px; color: var(--ink-2); animation: pulse 1.2s ease infinite; }
@keyframes pulse { 50% { opacity: 0.4; } }
.won-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 34px 44px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  box-shadow: 0 24px 70px -20px color-mix(in oklab, var(--ink) 40%, transparent);
  animation: pop 0.35s cubic-bezier(0.2, 1.2, 0.3, 1) both;
}
.won-card h2 { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; }
.won-card p { color: var(--ink-2); font-size: 14px; }
.won-card .btn-primary { margin-top: 10px; font-size: 15px; padding: 12px 24px; }
.won-card .logo-mark { width: 28px; height: 28px; }
@keyframes pop { from { opacity: 0; transform: scale(0.92); } }
.check-msg {
  text-align: center; font-size: 12px; color: var(--ink-2);
  min-height: 20px; opacity: 0; transition: opacity 0.2s ease;
}
.check-msg.visible { opacity: 1; }
.board-legend { text-align: center; font-size: 11.5px; color: var(--ink-2); }

/* ---------- Play: variant picker ---------- */
.variant-bar {
  display: flex; flex-wrap: wrap; gap: 14px 28px;
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px);
  background: var(--surface);
  padding: 14px 18px; margin-top: 30px;
}
.play-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
/* Sudoku variant bar: always open on desktop, collapsible on phones so the
   chips don't form a wall above the board (toggles.js closes it on load). */
.variant-collapse > summary { display: none; list-style: none; }
.variant-collapse > summary::-webkit-details-marker { display: none; }
@media (max-width: 820px) {
  .variant-collapse > summary {
    display: flex; align-items: center; gap: 7px; margin-top: 22px;
    font-size: 12.5px; font-weight: 500; color: var(--ink-2);
    cursor: pointer; user-select: none;
  }
  .variant-collapse > summary::before { content: '▸'; font-size: 10px; transition: transform 0.15s ease; }
  .variant-collapse[open] > summary::before { transform: rotate(90deg); }
  .variant-collapse > summary:hover { color: var(--ink); }
  .variant-collapse[open] .variant-bar { margin-top: 12px; }
}
.variant-group { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.variant-label { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.select {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg); color: var(--ink);
  padding: 9px 12px; font-size: 16px; font-family: inherit; font-weight: 500;
  cursor: pointer; max-width: 100%;
}
.chip-size { padding: 6px 11px; font-size: 12.5px; font-family: 'IBM Plex Mono', monospace; }
.top-chip { border-style: dashed; }
a.list-row { text-decoration: none; color: inherit; }
a.list-row:hover { background: color-mix(in oklab, var(--accent) 6%, transparent); }
.chip.disabled { opacity: 0.38; cursor: not-allowed; }
.chip.disabled:hover { border-color: var(--line); color: var(--ink-2); }

/* ---------- Controls ---------- */
.control-col { display: flex; flex-direction: column; gap: 16px; width: min(540px, 100%); margin: 0 auto; }
/* Single horizontal row of square keys (scales to 12×12); the row wraps only
   if a big variant's keys would drop below a tappable size. */
.numpad { display: grid; grid-template-columns: repeat(var(--np-m, 9), minmax(0, 1fr)); gap: 6px; }
.num-btn {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px;
  aspect-ratio: 1; min-height: 0; padding: 0;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.12s ease, transform 0.12s ease, background 0.12s ease;
}
.num-btn:hover { border-color: var(--accent); transform: translateY(-1px); }
.num-btn .num { font-family: 'IBM Plex Mono', monospace; font-size: 19px; font-weight: 600; line-height: 1; }
.num-btn .num-left { position: absolute; bottom: 3px; font-size: 9px; color: var(--ink-2); }
.num-btn.spent { opacity: 0.35; }
.numpad.large .num-btn { aspect-ratio: auto; }
/* Sticky active brush (number-first input): a chosen number/erase stays lit. */
.num-btn.active-num, .action-btn.active-num {
  border-color: var(--accent); color: var(--accent);
  background: color-mix(in oklab, var(--accent) 14%, transparent);
}
.primary-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.more-actions { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; }
.action-label { white-space: nowrap; }
.more-btn { display: none; } /* only shown on phones (see the mobile media query) */

/* Secondary controls: a bottom-sheet on phones, inline in the sidebar on desktop. */
.more-sheet {
  position: fixed; inset: 0; z-index: 60;
  display: flex; align-items: flex-end;
  background: color-mix(in oklab, var(--ink) 38%, transparent);
  opacity: 0; visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
.more-sheet.open { opacity: 1; visibility: visible; }
.more-sheet-panel {
  width: 100%;
  display: flex; flex-direction: column; gap: 12px;
  background: var(--bg); color: var(--ink);
  border-top: 1px solid var(--line); border-radius: 18px 18px 0 0;
  padding: 14px 18px calc(20px + env(safe-area-inset-bottom));
  box-shadow: 0 -24px 70px -20px color-mix(in oklab, var(--ink) 45%, transparent);
  transform: translateY(100%);
  transition: transform 0.25s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.more-sheet.open .more-sheet-panel { transform: translateY(0); }
.more-sheet-head { display: flex; align-items: center; justify-content: space-between; }
.more-sheet-title { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2); }
.action-btn {
  display: flex; align-items: center; justify-content: center; gap: 7px;
  min-height: 44px; padding: 10px 8px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface);
  font-size: 13px; font-weight: 500; color: var(--ink);
  transition: border-color 0.12s ease, color 0.12s ease, background 0.12s ease;
  /* Suppress the iOS long-press callout on the anchor-styled action buttons. */
  -webkit-touch-callout: none;
}
.action-btn:hover { border-color: var(--ink-2); }
.action-btn.active {
  border-color: var(--accent); color: var(--accent);
  background: color-mix(in oklab, var(--accent) 9%, transparent);
}
.new-btn { width: 100%; font-size: 16px; padding: 14px 0; text-align: center; }
.keys-hint { font-size: 12px; color: var(--ink-2); text-align: center; }

/* Mobile play: keep board + pad + primary row within one screen so you never
   have to scroll to reach the controls. The square board is height-capped (it
   stays width-bound on normal portrait phones); the keyboard hint is dropped
   on touch. */
@media (max-width: 899px) {
  .play-layout { gap: 16px; }
  .board-wrap:not(.large), .board-meta, .control-col {
    width: min(540px, 100%, calc(100svh - 300px));
  }
  .more-btn { display: flex; }
  .keys-hint { display: none; }
  /* Tighter spacing between the number keys. */
  .numpad { gap: 4px; }
  /* Primary controls as one compact icon-only row — all six keys (undo, redo,
     erase, notes, check, ⋯) fit on a single line; text labels drop on phones
     (the buttons keep their aria-labels for screen readers). */
  .primary-actions { grid-template-columns: repeat(6, 1fr); gap: 4px; }
  .primary-actions .action-label { display: none; }
  .primary-actions .action-btn { padding: 11px 0; gap: 0; }
}

/* Focus mode (#182): hide page chrome so only the board + input remain. The
   focus button stays (in .actions) so there's always a way out, plus Esc. */
body.focus .site-header,
body.focus .site-footer,
body.focus .breadcrumb,
body.focus .board-meta,
body.focus .variant-collapse,
body.focus .play-links,
body.focus .keys-hint,
body.focus .new-btn { display: none !important; }
body.focus .app { padding-top: 18px; }

/* ---------- Desktop play layout ---------- */
@media (min-width: 900px) {
  .play-layout {
    display: grid; grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px; align-items: start;
  }
  .control-col { width: auto; margin: 0; position: sticky; top: 92px; }
  .numpad { grid-template-columns: repeat(var(--np-d, 3), 1fr); gap: 8px; }
  .num-btn { aspect-ratio: auto; min-height: 64px; }
  .num-btn .num-left { position: static; bottom: auto; }
  .num-btn .num { font-size: 22px; }
  .primary-actions, .more-actions { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  /* On desktop the "more" sheet is just inline content in the sidebar. */
  .more-sheet {
    position: static; inset: auto; display: block; z-index: auto;
    background: none; opacity: 1; visibility: visible;
  }
  .more-sheet-panel {
    transform: none; box-shadow: none; border: none; border-radius: 0;
    background: none; padding: 0; gap: 16px;
  }
  .more-sheet-head { display: none; }
  .keys-hint { text-align: left; }
}

/* ---------- Category & tool pages ---------- */
.cat-page, .tool-page { max-width: var(--maxw); margin: 0 auto; padding: 40px 24px 72px; width: 100%; }
.cat-title, .tool-title { font-size: clamp(34px, 4.5vw, 52px); font-weight: 700; letter-spacing: -0.03em; }
.cat-lede, .tool-lede { margin: 12px 0 32px; font-size: 17px; color: var(--ink-2); max-width: 56ch; text-wrap: pretty; }
.tool-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.mock-badge {
  font-size: 11px; letter-spacing: 0.05em; color: var(--ink-2);
  border: 1px dashed var(--ink-2); border-radius: var(--radius-pill);
  padding: 4px 12px;
  white-space: nowrap;
}
.tool-body { display: flex; flex-direction: column; gap: 20px; }
.tool-text { font-size: 15.5px; line-height: 1.6; color: var(--ink-2); max-width: 56ch; text-wrap: pretty; margin: 0; }
.tool-text a, .result-note a { color: var(--accent-text); text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; transition: color 0.15s ease; }
.tool-text a:hover, .result-note a:hover { color: var(--ink); }

/* ---------- Generic cards & forms ---------- */
.duo { display: grid; grid-template-columns: minmax(240px, 360px) minmax(0, 1fr); gap: 20px; align-items: start; }
@media (max-width: 720px) { .duo { grid-template-columns: 1fr; } }
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px); padding: 22px;
  display: flex; flex-direction: column; gap: 14px;
}
.card-title { font-size: 17px; font-weight: 600; margin: 0; }
.form-card { gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-2); }
.input {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg); color: var(--ink);
  padding: 11px 14px; font-size: 16px; font-family: inherit;
}
.input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
/* Custom dropdown styling: drop the raw native arrow (which sits far out to the
   right with a gap) for a chevron tucked neatly beside the text. */
select.input, .select {
  appearance: none; -webkit-appearance: none; cursor: pointer;
  padding-right: 34px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5l4 4 4-4' fill='none' stroke='%236e6d66' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}
[data-theme="dark"] select.input, [data-theme="dark"] .select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5l4 4 4-4' fill='none' stroke='%2399978d' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
/* ---------- Searchable combobox (enhances native <select>) ---------- */
.cbx { position: relative; display: inline-block; max-width: 100%; }
.cbx-native { display: none; }
.cbx-trigger {
  display: inline-flex; align-items: center; max-width: 100%; text-align: left;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg); color: var(--ink);
  padding: 9px 34px 9px 12px; font-family: inherit; font-size: 16px; font-weight: 500;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5l4 4 4-4' fill='none' stroke='%236e6d66' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
[data-theme="dark"] .cbx-trigger {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5l4 4 4-4' fill='none' stroke='%2399978d' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.cbx-trigger:focus-visible { outline: 2px solid var(--accent); outline-offset: -1px; }
.cbx-open .cbx-trigger { border-color: var(--accent); }
.cbx-value { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cbx-panel {
  position: absolute; z-index: 50; top: calc(100% + 4px); left: 0;
  min-width: 100%; width: max-content; max-width: min(340px, 86vw);
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: 0 10px 30px color-mix(in oklab, var(--ink) 20%, transparent);
  padding: 6px; display: flex; flex-direction: column; gap: 6px;
}
.cbx-panel[hidden] { display: none; }
.cbx-search {
  width: 100%; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); color: var(--ink); padding: 9px 11px;
  font-family: inherit; font-size: 16px;
}
.cbx-search:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.cbx-list { list-style: none; margin: 0; padding: 0; max-height: 264px; overflow-y: auto; }
.cbx-option {
  padding: 9px 11px; border-radius: 8px; cursor: pointer; color: var(--ink);
  font-size: 15px; white-space: nowrap;
}
.cbx-option.sel { font-weight: 600; }
.cbx-option.active { background: color-mix(in oklab, var(--accent) 14%, transparent); }
.cbx-option.cbx-custom { color: var(--accent); font-style: italic; }
.cbx-backdrop { display: none; }
@media (max-width: 560px) {
  .cbx-open .cbx-panel {
    position: fixed; left: 0; right: 0; bottom: 0; top: auto;
    width: auto; min-width: 0; max-width: none; z-index: 1001;
    border-radius: 16px 16px 0 0; padding: 12px; gap: 10px;
  }
  .cbx-open .cbx-list { max-height: 50vh; }
  .cbx-open .cbx-option { padding: 13px 12px; font-size: 16px; }
  .cbx-open .cbx-backdrop {
    display: block; position: fixed; inset: 0; z-index: 1000;
    background: color-mix(in oklab, var(--ink) 45%, transparent);
  }
}

.check-row { display: flex; align-items: center; gap: 9px; font-size: 14px; color: var(--ink-2); }
.checkbox {
  width: 16px; height: 16px; border: 1px solid var(--line); border-radius: 4px;
  background: var(--bg); display: inline-block;
}
.result-card { gap: 12px; }
.result-label { font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-2); }
.result-rows { list-style: none; margin: 0; padding: 0; }
.result-rows li { padding: 9px 2px; border-bottom: 1px solid var(--line); font-size: 15px; }
.result-rows li:last-child { border-bottom: none; }
.result-note { font-size: 12.5px; color: var(--ink-2); margin: 0; }
.inert-btn { display: inline-flex; justify-content: center; cursor: default; align-self: flex-start; }
/* The class is reused as a layout helper on real submit buttons — those must
   still look clickable. Only genuinely inert (non-button) uses keep default. */
button.inert-btn, a.inert-btn { cursor: pointer; }
.chip.inert { cursor: default; }
.inert-actions .action-btn { cursor: default; }
.mock-note { font-size: 12.5px; color: var(--ink-2); font-style: italic; margin: 4px 0 0; }

/* ---------- Specific tool bits ---------- */
.bp-digits { font-size: clamp(28px, 5vw, 44px); font-weight: 500; letter-spacing: 0.06em; }
.prime-chip { color: var(--accent-text); border-color: color-mix(in oklab, var(--accent) 40%, transparent); }
.phoneword { font-size: clamp(30px, 5vw, 46px); font-weight: 600; letter-spacing: 0.14em; color: var(--accent-text); }
.textified { font-size: 19px; line-height: 1.55; margin: 0; font-style: italic; }
.textout { font-size: 14px; line-height: 1.5; margin: 0; white-space: pre-wrap; word-break: break-word; max-height: 320px; overflow: auto; }
.word-cols { columns: 3 110px; max-height: 360px; overflow: auto; }
.word-cols li { break-inside: avoid; }
textarea.input { resize: vertical; min-height: 80px; }
.calc-row { display: flex; align-items: center; gap: 12px; color: var(--ink-2); }
.calc-in { font-size: 14px; }
.calc-out { font-size: 26px; font-weight: 600; color: var(--accent-text); }
.dm-grid {
  display: grid; width: min(190px, 60%); aspect-ratio: 1;
  border: 1px solid var(--line); padding: 8px; background: #fff; border-radius: 4px;
}
.dm { background: transparent; }
.dm.on { background: #111; }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 18px; }
.gallery-item { margin: 0; display: flex; flex-direction: column; gap: 8px; }
.gallery-item figcaption { font-size: 11px; color: var(--ink-2); letter-spacing: 0.05em; }
.gallery-slot {
  width: 100%; aspect-ratio: 1; border-radius: 10px;
  border: 1px dashed var(--line); background: var(--surface);
  display: grid; place-items: center;
  color: var(--ink-2); font-size: 12px;
}
.list-rows { display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px); overflow: hidden; background: var(--surface); }
.list-row {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 20px; border-bottom: 1px solid var(--line);
}
.list-row:last-child { border-bottom: none; }
.list-row-main { display: flex; flex-direction: column; gap: 6px; }
.list-row-main h3 { margin: 0; font-size: 15.5px; font-weight: 600; }
.list-row-main p { margin: 0; font-size: 13.5px; color: var(--ink-2); }
.tag {
  font-size: 10.5px; letter-spacing: 0.06em; color: var(--ink-2);
  border: 1px solid var(--line); border-radius: var(--radius-pill); padding: 3px 10px;
}
.skel { display: inline-block; height: 13px; border-radius: 6px; background: color-mix(in oklab, var(--ink) 9%, transparent); }
.skel-sub { height: 10px; opacity: 0.7; }
.link-card { flex-direction: row; align-items: center; gap: 16px; text-decoration: none; color: inherit; max-width: 420px; }
.link-card:hover { border-color: var(--ink-2); }
.link-card .glyph { width: 26px; height: 26px; flex: none; }
.sheet-preview {
  background: #fff; border: 1px solid var(--line); border-radius: 6px;
  width: min(230px, 80%); aspect-ratio: 210 / 297; padding: 9%;
  display: grid; grid-template-columns: 1fr 1fr; gap: 12%;
  align-content: center;
  box-shadow: 0 8px 22px -12px color-mix(in oklab, var(--ink) 30%, transparent);
}
.sheet-grid { display: grid; grid-template-columns: repeat(9, 1fr); aspect-ratio: 1; border: 1px solid #333; }
.sheet-cell { border-right: 0.5px solid #ddd; border-bottom: 0.5px solid #ddd; }
.sheet-cell.tbr { border-right: 1px solid #333; }
.sheet-cell.tbb { border-bottom: 1px solid #333; }
/* ---------- Lærer print sheet ---------- */
.print-sheet { margin-top: 28px; }
.print-title { font-size: 16px; font-weight: 600; margin-bottom: 16px; }
.print-answers-title { font-size: 13px; font-weight: 600; margin: 24px 0 12px; color: var(--ink-2); }
.print-grid { display: grid; gap: 18px; }
.print-grid.cols-1 { grid-template-columns: minmax(0, 360px); }
.print-grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 760px; }
.print-grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 760px; }
.print-sudoku { margin: 0; display: flex; flex-direction: column; gap: 6px; }
.print-sudoku figcaption { font-size: 10px; color: var(--ink-2); }
.sheet-grid.big { width: 100%; aspect-ratio: 1; background: #fff; }
.sheet-grid.big .sheet-cell { display: grid; place-items: center; font-family: 'IBM Plex Mono', monospace; font-size: clamp(10px, 2vw, 16px); color: #111; }
.answers .sheet-grid.big .sheet-cell { font-size: clamp(7px, 1.4vw, 11px); color: #444; }
@media print {
  .print-grid.answers { page-break-before: always; }
  .sheet-grid.big .sheet-cell { color: #000; }
}
.store-pills { display: flex; gap: 10px; margin-top: 18px; }
.store-pill {
  border: 1px solid var(--ink); border-radius: var(--radius-pill);
  padding: 9px 20px; font-size: 13px; font-weight: 500;
}
/* Sudokuto end-state overlay (#193): a clear win/loss banner over the board
   with the reason and a new-game button, instead of just a status line. */
.sto-overlay {
  position: absolute; inset: 0; z-index: 5;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; padding: 24px; text-align: center;
  background: color-mix(in oklab, var(--surface) 88%, transparent);
  backdrop-filter: blur(2px); border-radius: var(--radius);
}
.sto-overlay-text { font-size: clamp(18px, 3vw, 24px); font-weight: 700; margin: 0; max-width: 22ch; }
.sto-overlay.won { box-shadow: inset 0 0 0 3px var(--good, #2a9d8f); }
.sto-overlay.lost { box-shadow: inset 0 0 0 3px var(--bad); }
.sto-overlay.won .sto-overlay-text { color: var(--good, #2a9d8f); }
.sto-overlay.lost .sto-overlay-text { color: var(--bad); }

/* Settings page (#185) */
.settings-list { display: flex; flex-direction: column; gap: 2px; margin: 0 0 12px; }
.settings-row {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 0; border-bottom: 1px solid var(--line); cursor: pointer;
}
.settings-label { display: flex; flex-direction: column; gap: 3px; font-size: 15px; }
.settings-hint { font-size: 13px; color: var(--ink-2); }
.settings-toggle { width: 20px; height: 20px; flex: none; accent-color: var(--accent); cursor: pointer; }

/* ---------- Mock puzzle boards ---------- */
.puzzle-mock { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 40px; align-items: start; }
@media (max-width: 820px) { .puzzle-mock { grid-template-columns: 1fr; } }
.puzzle-mock-board { position: relative; display: flex; flex-direction: column; align-items: center; gap: 16px; }
/* Win celebration overlaid on the board for non-sudoku puzzles. */
.puzzle-won {
  position: absolute; inset: 0; z-index: 6;
  display: grid; place-items: center;
  background: color-mix(in oklab, var(--bg) 55%, transparent);
  backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px);
  border-radius: var(--radius);
}
/* Boggle injects its play UI (timer, word input, found words) as a second
   child; stack it under the grid instead of squeezing it alongside. */
.puzzle-mock-board:has(.boggle-play) { flex-direction: column; align-items: center; }
.puzzle-mock-side { display: flex; flex-direction: column; gap: 16px; }
.puzzle-mock-side .board-meta { width: auto; margin: 0; flex-direction: column; gap: 6px; align-items: flex-start; }
.dim-row { display: flex; flex-direction: column; gap: 8px; }
/* Size/variant pickers are secondary while solving — tucked into a collapsible. */
.variant-picker { border-top: 1px solid var(--line); padding-top: 14px; }
.variant-picker > summary {
  font-size: 12.5px; font-weight: 500; color: var(--ink-2); cursor: pointer;
  list-style: none; display: flex; align-items: center; gap: 7px; user-select: none;
}
.variant-picker > summary::-webkit-details-marker { display: none; }
.variant-picker > summary::before { content: '▸'; font-size: 10px; transition: transform 0.15s ease; }
.variant-picker[open] > summary::before { transform: rotate(90deg); }
.variant-picker > summary:hover { color: var(--ink); }
.variant-picker .dim-row { margin-top: 14px; }
.mgrid {
  display: grid; grid-auto-rows: 1fr; width: min(420px, 100%); aspect-ratio: 1;
  background: var(--surface); border: 2px solid var(--line-strong);
  border-radius: var(--radius); overflow: hidden;
  font-family: 'IBM Plex Mono', monospace;
}
.mg-cell {
  position: relative; display: grid; place-items: center;
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-size: clamp(16px, 3vw, 24px); font-weight: 500; color: var(--ink);
  /* Dragging (Hashi bridges, Arukone lines, Hitori shading, Wordsearch select)
     must not select the cell text (#189, #187, #188). */
  user-select: none; -webkit-user-select: none;
}
.mgrid-9 .mg-cell { font-size: clamp(12px, 2.2vw, 19px); }
.mg-cell.tbr { border-right: 2px solid var(--line-strong); }
.mg-cell.tbb { border-bottom: 2px solid var(--line-strong); }
.mg-cell.blk { background: var(--line-strong); }
[data-theme="dark"] .mg-cell.blk { background: #000; }
.mg-cell.sh { background: color-mix(in oklab, var(--ink) 78%, transparent); color: var(--bg); }
.mg-cell.big { font-size: clamp(24px, 4.5vw, 36px); font-weight: 600; }
/* Hashi has no grid or frame — islands are circles, bridges are the lines that
   connect them (matching the original puzzles). */
.mgrid-hashi { background: transparent; border: none; border-radius: 0; overflow: visible; }
.mgrid-hashi .mg-cell { border: none; }
.mg-cell.island {
  font-weight: 700; color: var(--ink); font-size: clamp(12px, 2.3vw, 18px);
  background: radial-gradient(circle at center, var(--surface) 0 43%, var(--ink) 44% 47%, transparent 48%);
  transition: opacity 0.15s ease, color 0.15s ease;
}
/* Dim an island once it has exactly enough bridges; flag it red if too many. */
.mg-cell.island.done { opacity: 0.35; }
.mg-cell.island.over { color: #c0392b; background: radial-gradient(circle at center, var(--surface) 0 43%, #c0392b 44% 47%, transparent 48%); }
/* Selecting an island during a drag tints its circle instead of a square box. */
.mgrid-hashi .mg-cell.sel { box-shadow: none; }
.mgrid-hashi .mg-cell.island.sel { background: radial-gradient(circle at center, color-mix(in oklab, var(--accent) 16%, var(--surface)) 0 43%, var(--accent) 44% 47%, transparent 48%); }
/* Live preview of the span while dragging a bridge. */
.mg-cell.bridge-prev { background: color-mix(in oklab, var(--accent) 22%, transparent); }
/* Shift+hover: islands currently linked to the hovered one (one-group check). */
.mgrid-hashi .mg-cell.island.group { color: var(--accent); background: radial-gradient(circle at center, color-mix(in oklab, var(--accent) 22%, var(--surface)) 0 43%, var(--accent) 44% 47%, transparent 48%); }
/* Islands the selected one can still reach (faint helper, #139). */
.mgrid-hashi .mg-cell.island.hint { box-shadow: inset 0 0 0 2px color-mix(in oklab, var(--accent) 40%, transparent); border-radius: 50%; }
/* "Needs N more bridges" badge on the selected island (#139). */
.mg-cell.island.needs::after {
  content: attr(data-needs);
  position: absolute; top: 0; right: 0;
  min-width: 14px; height: 14px; padding: 0 3px;
  font-size: 9px; line-height: 14px; font-weight: 700;
  color: #fff; background: var(--accent); border-radius: 8px;
  text-align: center; pointer-events: none; z-index: 4;
}
/* A closed, fully-satisfied group that can never join the rest (#139). The red
   ring is a shape cue; colour rides var(--bad) for the colourblind palette. */
.mgrid-hashi .mg-cell.island.iso {
  color: var(--bad);
  background: radial-gradient(circle at center, color-mix(in oklab, var(--bad) 14%, var(--surface)) 0 43%, var(--bad) 44% 47%, transparent 48%);
}
.mg-cell.endpoint {
  font-weight: 700; color: #fff;
  background: radial-gradient(circle at center, var(--accent) 0 40%, transparent 41%);
}
/* Interactive Arukone: endpoints start as hollow rings and fill solid once the
   pair is connected end-to-end (#141). ring↔disc is a shape cue, not just hue. */
.mg-cell.endpoint.ep-live {
  color: var(--accent);
  background: radial-gradient(circle at center, transparent 0 36%, var(--accent) 38% 46%, transparent 48%);
}
.mg-cell.endpoint.ep-live.connected {
  color: #fff;
  background: radial-gradient(circle at center, var(--accent) 0 46%, transparent 48%);
}
/* Persistent progress line above an interactive board (#141). */
.puzzle-status { text-align: center; font-size: 13px; color: var(--ink-2); margin-bottom: 8px; min-height: 1.2em; }
/* Pinch-zoom container (#135): clip to the board, transform an inner layer.
   touch-action:none lets our two-finger handler run instead of native zoom.
   Widths stay 100% so the wrapped board keeps its original responsive size;
   the puzzle grid is re-centred since it is no longer a flex child. */
.zoom-viewport { position: relative; overflow: hidden; touch-action: none; width: 100%; }
.zoom-layer { transform-origin: 0 0; width: 100%; }
.zoom-layer > .mgrid { margin-inline: auto; }
.mg-cell.tile { background: color-mix(in oklab, var(--ink) 5%, transparent); box-shadow: inset 0 -2px 0 color-mix(in oklab, var(--ink) 14%, transparent); }
.mg-cell.hole { background: color-mix(in oklab, var(--ink) 12%, transparent); }
.mgrid-gap { gap: 5px; padding: 5px; background: var(--surface); }
.mgrid-gap .mg-cell { border: none; border-radius: 6px; }
.mg-cell.kclue { background: color-mix(in oklab, var(--ink) 88%, transparent); }
/* Main diagonal (top-left → bottom-right) splits the clue cell into a lower-
   left triangle (the down / vertical sum) and an upper-right triangle (the
   across / horizontal sum); each number sits centred in its own triangle so it
   is clear which run the sum belongs to. */
.kclue-in { position: absolute; inset: 0; background: linear-gradient(to bottom left, transparent calc(50% - 0.5px), var(--bg) calc(50% - 0.5px), var(--bg) calc(50% + 0.5px), transparent calc(50% + 0.5px)); }
.kclue-in .kd, .kclue-in .kr { position: absolute; transform: translate(-50%, -50%); font-style: normal; font-size: clamp(9px, 1.6vw, 12px); line-height: 1; letter-spacing: -0.02em; color: var(--bg); font-weight: 600; white-space: nowrap; }
.kclue-in .kd { left: 28%; top: 72%; }   /* down / vertical sum — lower-left triangle */
.kclue-in .kr { left: 72%; top: 28%; }   /* across / horizontal sum — upper-right triangle */
/* Remaining-sum feedback as digits are placed in a run. */
.kr.kremain, .kd.kremain { color: #f0c674; }
.kr.kdone, .kd.kdone { color: #7bd88f; }
.kr.kover, .kd.kover { color: #ff6b6b; }
/* The across/down clues governing the selected cell. */
.mg-cell.kclue.kactive { outline: 2px solid var(--accent); outline-offset: -2px; z-index: 3; }
.cage-cell { display: grid; place-items: center; position: absolute; inset: 0; }
.cage-op { position: absolute; top: 5%; left: 7%; font-style: normal; font-size: clamp(9px, 1.7vw, 13px); color: var(--ink-2); font-weight: 600; }
.mock-svg { width: min(420px, 100%); aspect-ratio: 1; display: block; }

/* ---------- DB-backed puzzle pages ---------- */
.cage-v { position: relative; z-index: 1; }
.mgrid-gt { overflow: visible; }
.mgrid-gt .mg-cell { overflow: visible; }
.gt-r, .gt-b {
  position: absolute; z-index: 2; font-style: normal; font-weight: 700;
  color: var(--accent); font-size: clamp(10px, 1.8vw, 15px); line-height: 1;
  pointer-events: none;
}
.gt-r { right: 0; top: 50%; transform: translate(55%, -50%); }
.gt-b { bottom: 0; left: 50%; transform: translate(-50%, 60%); }
.mg-cell.bridge { color: var(--ink-2); font-weight: 400; }
/* Drawn arukone line numbers: bigger than before and coloured per pair via an
   inline style set in the client (#198). */
.mg-cell.path { color: var(--ink-2); font-size: clamp(13px, 2.4vw, 20px); font-weight: 600; }
/* The line being dragged right now, distinct from already-committed paths (#188). */
.mg-cell.ar-active { background: color-mix(in oklab, var(--accent) 26%, transparent); box-shadow: inset 0 0 0 2px var(--accent); color: var(--ink); }
.mg-cell.sum {
  border: none; background: transparent; color: var(--ink-2);
  font-size: clamp(10px, 1.8vw, 14px); font-weight: 600;
}
/* Shuffle (#190): a line that hits its sum, or already overshoots it. A ✓/!
   glyph backs up the colour so it isn't colour-only (WCAG). */
.mg-cell.sum.sum-ok { color: var(--good, #2a9d8f); }
.mg-cell.sum.sum-ok::after { content: '✓'; font-size: 0.8em; margin-left: 2px; }
.mg-cell.sum.sum-over { color: var(--bad); }
.mg-cell.sum.sum-over::after { content: '!'; font-size: 0.85em; margin-left: 1px; }
.mg-cell.diag-sh { background: color-mix(in oklab, var(--ink) 9%, transparent); }
.mg-cell.diag-sh.sh { background: color-mix(in oklab, var(--ink) 78%, transparent); }

/* cursor:pointer signals the cells are draggable/selectable (#186). */
.mgrid-ws .mg-cell { font-size: clamp(10px, 1.7vw, 15px); border-color: color-mix(in oklab, var(--line) 50%, transparent); cursor: pointer; }
.mgrid-ws .mg-cell:hover { background: color-mix(in oklab, var(--accent) 9%, transparent); }
/* Live highlight while dragging a wordsearch selection — strong, with a ring so
   the in-progress word is obvious (#186). */
.mg-cell.ws-prev { background: color-mix(in oklab, var(--accent) 32%, transparent); box-shadow: inset 0 0 0 2px var(--accent); }
/* Fillomino: outline equal-number regions; tint blocks by size correctness. */
.mg-cell.rb-t { border-top: 2px solid var(--ink); }
.mg-cell.rb-r { border-right: 2px solid var(--ink); }
.mg-cell.rb-b { border-bottom: 2px solid var(--ink); }
.mg-cell.rb-l { border-left: 2px solid var(--ink); }
.mg-cell.fm-ok { background: color-mix(in oklab, #1e8e3e 16%, transparent); }
.mg-cell.fm-bad { background: color-mix(in oklab, #c0392b 18%, transparent); }
/* Shared edge between two equal-size Fillomino regions (the rule players break
   most). Colour rides the colourblind palette via var(--bad). */
.mg-cell.fmc-t { border-top: 3px solid var(--bad); }
.mg-cell.fmc-r { border-right: 3px solid var(--bad); }
.mg-cell.fmc-b { border-bottom: 3px solid var(--bad); }
.mg-cell.fmc-l { border-left: 3px solid var(--bad); }
.ws-words { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 14px; max-width: 420px; }
.ws-word { font-size: 12.5px; color: var(--ink); }
.ws-word.found { color: var(--ink-2); text-decoration: line-through; text-decoration-thickness: 2px; }

.s3d-set { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; width: min(560px, 100%); }
@media (max-width: 560px) { .s3d-set { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.s3d-board { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.s3d-board .mgrid { width: 100%; border-width: 1.5px; }
.s3d-board .mg-cell { font-size: clamp(8px, 1.4vw, 13px); }
.s3d-board figcaption { font-size: 10.5px; color: var(--ink-2); }

.dm-svg { width: min(260px, 100%); height: auto; border-radius: 6px; }
/* QR tool (#176) */
.qr-svg { width: min(280px, 100%); height: auto; border-radius: 6px; }
.qr-logo-controls { display: flex; flex-direction: column; gap: 8px; width: 100%; }
.qr-logo-row { display: flex; align-items: center; gap: 10px; }
.qr-logo-row input[type="range"] { flex: 1; }
.qr-ecc-warn { font-size: 12px; color: var(--accent-text); margin: 0; }
.qr-downloads { display: flex; gap: 10px; flex-wrap: wrap; }

.fractal-app { display: flex; flex-direction: column; gap: 14px; }
.fractal-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.fractal-controls label { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.fractal-controls .input { width: auto; }
.fractal-stage { position: relative; width: 100%; max-width: 960px; }
.fractal-stage canvas {
  width: 100%; height: auto; display: block; border-radius: var(--radius);
  border: 1px solid var(--line); cursor: crosshair; background: #000;
  touch-action: none;
}
.fractal-marker {
  position: absolute; border: 1.5px dashed #fff; mix-blend-mode: difference;
  pointer-events: none;
}

/* ---------- Interactive puzzle play ---------- */
.mg-cell.editable { cursor: pointer; }
.mg-cell.editable:hover { background: color-mix(in oklab, var(--accent) 10%, transparent); }
/* Soft selection (matches the main sudoku) instead of a hard outline box. */
.mg-cell.sel {
  background: color-mix(in oklab, var(--accent) 18%, transparent);
  box-shadow: inset 0 0 0 2px var(--accent);
}
/* Hide the browser focus ring on tap, keep it for keyboard navigation. */
.mg-cell:focus { outline: none; }
.mg-cell:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
/* Live conflict highlighting for the Latin-square variants. */
.mg-cell.peer { background: color-mix(in oklab, var(--ink) 5%, transparent); }
.mg-cell.same { background: color-mix(in oklab, var(--accent) 16%, transparent); }
.mg-cell.bad { color: var(--bad); background: color-mix(in oklab, var(--bad) 14%, transparent); text-decoration: underline wavy var(--bad); text-underline-offset: 2px; }
.mg-cell.shaded { background: color-mix(in oklab, var(--ink) 78%, transparent); color: var(--bg); }
/* Hitori: a number still repeated in its row/column among the white cells. */
.mg-cell.dup:not(.shaded) {
  background: color-mix(in oklab, #e8a13a 26%, transparent);
  outline: 2px dotted #b25e00; outline-offset: -2px;
}
/* Hitori "kept white" mark: a ring around the number (solver aid only). */
.mg-cell.ringed::after {
  content: ''; position: absolute; inset: 16%;
  border: 2px solid var(--ink-2); border-radius: 50%; pointer-events: none;
}
.mg-cell.err { background: color-mix(in oklab, #d33 28%, transparent); }
.mg-cell .cage-v { font-size: inherit; }
.check-msg.ok { color: #2c7a3d; }
.check-msg.bad { color: #c0392b; }
/* On-screen number/letter pad for the entry puzzles, sized to sit right under
   the board so the pointer barely travels between a cell and a number. */
.puzzle-pad { display: grid; grid-template-columns: repeat(auto-fit, minmax(38px, 1fr)); gap: 6px; width: min(420px, 100%); }
.pad-btn {
  min-height: 44px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); color: var(--ink); cursor: pointer;
  font-family: 'IBM Plex Mono', monospace; font-size: 18px; font-weight: 600;
  transition: border-color 0.12s ease;
}
.pad-btn:hover { border-color: var(--accent); }
.pad-btn:disabled, .pad-btn.spent { opacity: 0.3; cursor: default; border-color: var(--line); }
.pad-del { font-size: 16px; }
/* Kakuro combination helper shown for the selected cell's runs. */
.combo-help { white-space: pre-wrap; font-size: 11.5px; line-height: 1.55; color: var(--ink-2); width: min(420px, 100%); text-align: center; min-height: 1em; }
.mg-cell.bg-path { background: color-mix(in oklab, var(--accent) 30%, transparent); }
.boggle-play { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; max-width: 420px; }
.boggle-bar { display: flex; justify-content: space-between; font-weight: 600; }
.bg-preview { min-height: 1.3em; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-2); }
.bg-preview.valid { color: #2c7a3d; }
/* Pointer-up verdict flash: distinct colour + shape so already-found reads
   apart from never-a-word even without relying on hue alone. */
.bg-preview.dupe { color: #b25e00; text-decoration: underline; }
.bg-preview.invalid { color: var(--bad); text-decoration: line-through; }

/* ---------- Content pages ---------- */
.content-body { max-width: 680px; display: flex; flex-direction: column; gap: 14px; }
.content-body .textout { white-space: pre-wrap; overflow-x: auto; }
.lyrics {
  font-family: inherit; font-size: 15.5px; line-height: 1.65; white-space: pre-wrap;
  color: var(--ink); margin: 8px 0;
}
.faq-item { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.combo-section { margin-bottom: 18px; }
.combo-rows { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; }
.combo-row { display: flex; gap: 10px; }
.combo-sum { min-width: 28px; font-weight: 600; color: var(--ink-2); text-align: right; }
.essays { max-width: 680px; margin-top: 8px; }
.essay-card { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.essay-table { border-collapse: collapse; font-size: 12.5px; margin: 6px 0; }
.essay-table th, .essay-table td {
  border: 1px solid var(--line); padding: 5px 12px; text-align: left;
}
.essay-table th { color: var(--ink-2); font-weight: 600; }
.field-row { display: flex; flex-wrap: wrap; gap: 12px; }
.field-row .field { flex: 1 1 140px; min-width: 0; }

.nr-form { display: flex; flex-direction: column; gap: 8px; }
.nr-form label { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.nr-row { display: flex; gap: 8px; }
.nr-row .input { max-width: 140px; }

.print-puzzle { margin: 0; display: flex; flex-direction: column; gap: 6px; }
.print-puzzle figcaption { font-size: 10px; color: var(--ink-2); }
.print-puzzle .mgrid { width: 100%; }
.print-puzzle .s3d-set { width: 100%; }
.answers .print-puzzle .mg-cell { font-size: clamp(8px, 1.4vw, 12px); color: var(--ink-2); }

/* ---------- Colour-blind-safe error palette ---------- */
/* Replace red error cues with a blue (Wong palette) tone plus a dashed outline,
   so errors are distinguishable without relying on red/green perception. */
body.cb { --bad: #0072b2; }
body.cb .cell.bad, body.cb .mg-cell.bad {
  outline: 2px dashed currentColor; outline-offset: -2px;
}
body.cb .mg-cell.err {
  background: color-mix(in oklab, #0072b2 30%, transparent);
  outline: 2px dashed #0072b2; outline-offset: -2px;
}
body.cb .check-msg.bad, body.cb .sto-msg.bad { color: #0072b2; }
body.cb .mg-cell.island.over { color: #0072b2; background: radial-gradient(circle at center, var(--surface) 0 43%, #0072b2 44% 47%, transparent 48%); }
.footer-toggle { border: none; background: none; padding: 6px 0; font-size: 12.5px; color: var(--ink-2); cursor: pointer; }
.footer-toggle:hover { color: var(--accent); }
.footer-toggle[aria-pressed="true"] { color: var(--accent); font-weight: 600; }

/* ---------- Print: just the board ---------- */
@media print {
  .no-print, .site-header, .site-footer, .check-msg, body::before,
  .variant-bar, .board-legend, .mock-badge { display: none !important; }
  body { background: #fff; color: #000; }
  .play { padding: 0; }
  .board-wrap, .board-meta { width: 16cm; margin: 0 auto; }
  .board-meta { margin-bottom: 4mm; color: #000; }
  .board { border-color: #000; border-radius: 0; box-shadow: none; }
  .cell { border-color: #bbb; background: #fff !important; box-shadow: none !important; }
  .cell.bdr, .cell.bdb, .cell.rbr, .cell.rbb { border-color: #000; }
  .cell.given { color: #000; }
  .cell.user { color: #555; }
  .cell.oe-even { background-image: repeating-linear-gradient(45deg, #ccc 0 2px, transparent 2px 6px) !important; }
  .mgrid, .mock-svg { width: 14cm; }
  .puzzle-mock { grid-template-columns: 1fr; }
  .print-puzzle .mgrid, .print-grid .mgrid { width: 100%; }
  .mgrid { background: #fff; border-color: #000; border-radius: 0; }
  .mg-cell { color: #000; border-color: #ccc; }
  .mg-cell.tbr { border-right-color: #000; }
  .mg-cell.tbb { border-bottom-color: #000; }
  .mg-cell.sh { background: #777 !important; color: #fff; }
  .gt-r, .gt-b { color: #000; }
  .tool-lede, .tool-title { color: #000; }
}

/* ---------- Samurai: cross-shaped board with void cells ---------- */
.mgrid-samurai {
  background: transparent; border: none; border-radius: 0; overflow: visible;
  width: min(560px, 100%);
}
.mgrid-samurai .mg-cell { background: var(--surface); font-size: clamp(9px, 1.6vw, 15px); }
.mg-cell.tbl { border-left: 2px solid var(--line-strong); }
.mg-cell.tbt { border-top: 2px solid var(--line-strong); }
.mg-cell.void, .mgrid-samurai .mg-cell.void { background: transparent; border: none; }

/* ---------- Solving table (pencil-mark grid) ---------- */
.solgrid {
  display: grid; grid-template-columns: repeat(9, 1fr);
  width: min(560px, 100%); aspect-ratio: 1;
  background: var(--surface); border: 2px solid var(--line-strong);
  border-radius: var(--radius); overflow: hidden;
}
.solgrid-cell {
  display: grid; grid-template-columns: repeat(3, 1fr); padding: 3px;
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.solgrid-cell i {
  font-style: normal; display: grid; place-items: center;
  font-size: clamp(6px, 1.1vw, 11px); color: var(--ink-2);
}
.solgrid-cell.tbr { border-right: 2px solid var(--line-strong); }
.solgrid-cell.tbb { border-bottom: 2px solid var(--line-strong); }

/* ---------- Statistics tables ---------- */
.stat-table { border-collapse: collapse; margin: 8px 0 24px; }
.stat-table th, .stat-table td {
  text-align: left; padding: 6px 28px 6px 0;
  border-bottom: 1px solid var(--line);
}
.stat-table th { color: var(--ink-2); font-weight: 500; }
.stat-table tr.stat-sum td { font-weight: 600; border-top: 2px solid var(--line-strong); }

/* Mobile: scroll wide tables instead of overflowing, and roomier footer taps. */
@media (max-width: 600px) {
  .stat-table, .essay-table { display: block; max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .stat-table th, .stat-table td { padding-right: 18px; }
  .footer-links { gap: 6px 18px; }
  .footer-links a { padding: 6px 0; }
  /* Let the meta line wrap instead of overflowing a narrow viewport. */
  .board-meta span { white-space: normal; }
  /* Pair each fractal control label with its select instead of wrapping apart. */
  .fractal-controls { display: grid; grid-template-columns: auto 1fr; gap: 8px 10px; align-items: center; }
  .fractal-controls .input { width: 100%; }
}
/* Keep the wordsearch clue list compact and scrollable so it doesn't push the
   board far below the fold on small screens. */
@media (max-width: 820px) {
  .ws-words { max-height: 108px; overflow: auto; -webkit-overflow-scrolling: touch; }
}

/* ---------- Lærer / stasjoner ---------- */
.st-rounds { display: flex; flex-direction: column; gap: 12px; }
.st-round h3 { margin: 0 0 6px; }
.st-round p { margin: 2px 0; }

/* ---------- Sudokuto game ---------- */
.sto-bar { display: flex; gap: 12px; align-items: center; margin-top: 12px; flex-wrap: wrap; }
.sto-msg { min-height: 1.4em; }
.sto-msg.bad { color: var(--err, #c0392b); }
.sto-msg.ok { color: var(--ok, #1e8e3e); }

@media print {
  .solgrid { width: 16cm; background: #fff; border-color: #000; border-radius: 0; }
  .solgrid-cell { border-color: #ccc; }
  .solgrid-cell.tbr { border-right-color: #000; }
  .solgrid-cell.tbb { border-bottom-color: #000; }
  .solgrid-cell i { color: #333; }
  .mgrid-samurai { background: transparent; }
  .mgrid-samurai .mg-cell { background: #fff; }
  .mgrid-samurai .mg-cell.void { background: transparent; border: none; }
  .mg-cell.tbl { border-left-color: #000; }
  .mg-cell.tbt { border-top-color: #000; }
}
#sto-board .mg-cell { padding: 0; }
.sto-in {
  width: 100%; height: 100%; border: none; background: transparent;
  /* Keep at least 16px so iOS Safari doesn't zoom in on focus. */
  text-align: center; font-size: max(16px, 1em); font-weight: 500; color: var(--ink);
  font-family: inherit; outline: none;
}
.sto-in:focus { background: color-mix(in oklab, var(--accent) 12%, transparent); }
.sto-in.sto-cpu { color: var(--ink-2); }
.sto-in.sto-new { background: color-mix(in oklab, var(--accent) 18%, transparent); }
.sto-bar label.chip { display: inline-flex; gap: 6px; align-items: center; cursor: pointer; }

/* ============ Photo / Foto section (#167) ============ */
.photo-page { width: 100%; }
.photo-page .section-head { max-width: var(--maxw); margin: 0 auto 28px; padding: 0 24px; }
/* Foto nav item — camera glyph in the accent colour. */
.nav-foto { display: inline-flex; align-items: center; gap: 6px; }
.nav-foto svg { color: var(--accent); opacity: 0.85; }

/* Calm hero — mirrors the home hero (text left, framed feature right, on paper). */
.photo-hero-calm {
  max-width: var(--maxw); margin: 0 auto;
  padding: 56px 24px 8px;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 52px; align-items: center;
}
.photo-kicker-light {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent-text);
}
.phc-text h1 {
  margin: 18px 0 0; max-width: 15ch;
  font-size: clamp(40px, 5.5vw, 74px); font-weight: 700;
  line-height: 1.02; letter-spacing: -0.035em;
}
.phc-text p {
  margin: 18px 0 0; max-width: 46ch;
  font-size: 17px; line-height: 1.6; color: var(--ink-2); text-wrap: pretty;
}
.photo-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn-ghost-ink {
  border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  border-radius: var(--radius); padding: 14px 26px; font-size: 16px; font-weight: 600;
  text-decoration: none; cursor: pointer; transition: border-color 0.15s ease;
  display: inline-flex; align-items: center;
}
.btn-ghost-ink:hover { border-color: var(--ink-2); }
/* Feature image keeps its own aspect ratio — no cropping. */
.phc-feature {
  margin: 0; overflow: hidden;
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px);
  box-shadow: 0 24px 60px -28px color-mix(in oklab, var(--ink) 40%, transparent);
}
.phc-feature-slot { display: block; width: 100%; height: auto; }
@media (max-width: 820px) {
  .photo-hero-calm { grid-template-columns: 1fr; gap: 30px; padding-top: 40px; }
}

/* Selected works — masonry columns so every photo keeps its native proportions
   (landscape, portrait, panorama) instead of being squeezed into a fixed box. */
.photo-works { max-width: var(--maxw); margin: 0 auto; padding: 64px 24px 0; }
.photo-grid { columns: 3; column-gap: 14px; }
@media (max-width: 820px) { .photo-grid { columns: 2; } }
@media (max-width: 520px) { .photo-grid { columns: 1; } }
.photo-tile {
  position: relative; margin: 0 0 14px; break-inside: avoid;
  overflow: hidden; border-radius: var(--radius); border: 1px solid var(--line);
}
.photo-tile-link { display: block; }
.photo-tile-slot { display: block; width: 100%; height: auto; transition: transform 0.45s ease; }
.photo-tile-link:hover .photo-tile-slot { transform: scale(1.045); }
.photo-tile-link:focus-visible { outline: 2px solid var(--accent); outline-offset: -3px; }
.photo-tile figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  display: flex; flex-direction: column; gap: 2px;
  padding: 30px 16px 14px;
  background: linear-gradient(to top, rgba(12,12,11,0.8), transparent);
  color: #f5f4ef; pointer-events: none;
}
.photo-tile .pt-title { font-size: 16px; font-weight: 600; letter-spacing: -0.01em; }
.photo-tile .pt-meta { font-size: 11.5px; color: rgba(245,244,239,0.82); letter-spacing: 0.02em; }

/* Three series. */
.photo-series { max-width: var(--maxw); margin: 0 auto; padding: 72px 24px 0; }
.series-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
@media (max-width: 820px) { .series-grid { grid-template-columns: 1fr; } }
.series-card {
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px);
  overflow: hidden; background: var(--surface);
  display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.series-card:hover { border-color: var(--ink-2); box-shadow: 0 12px 30px -22px color-mix(in oklab, var(--ink) 50%, transparent); }
.series-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.series-slot { display: block; width: 100%; height: auto; transition: transform 0.45s ease; }
.series-card:hover .series-slot { transform: scale(1.04); }
.series-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; }
.series-body h3 { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: -0.01em; }
.series-body p { margin: 0; font-size: 14px; line-height: 1.55; color: var(--ink-2); text-wrap: pretty; }
.series-note {
  margin-top: 4px; align-self: flex-start;
  font-size: 11.5px; color: var(--accent-text);
  border: 1px solid color-mix(in oklab, var(--accent) 38%, transparent);
  border-radius: var(--radius-pill); padding: 4px 12px;
}

/* CTA band out to flogvit.no. */
.photo-cta { max-width: var(--maxw); margin: 0 auto; padding: 72px 24px 88px; }
.photo-cta-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap;
  background: var(--ink); color: var(--bg);
  border-radius: calc(var(--radius) + 8px); padding: 40px 44px;
}
.photo-cta-inner h2 { margin: 0; font-size: clamp(24px, 3vw, 34px); font-weight: 700; letter-spacing: -0.02em; }
.photo-cta-inner p { margin: 10px 0 0; font-size: 15px; color: color-mix(in oklab, var(--bg) 78%, var(--ink)); max-width: 48ch; }
.photo-cta-inner .btn-primary { flex: none; }

@media print { .photo-page { display: none !important; } }