/* ==========================================================================
   Crossword Solver — Design System
   Palette: aged newsprint paper, ink black, pen-red & teal accents
   Type: Special Elite (display/typewriter), Source Serif 4 (body),
         IBM Plex Mono (grid cells / data)
   ========================================================================== */

:root {
  --paper: #f6f1e4;
  --paper-dim: #efe8d6;
  --ink: #1b1b1b;
  --ink-soft: #4a4740;
  --ink-faint: #8a8477;
  --rule: #d8cfb8;
  --grid-line: #201f1c;
  --cell-bg: #fffdf8;
  --cell-bg-filled: #ece3ca;
  --accent-red: #b3261e;
  --accent-red-dim: #8f1e18;
  --accent-blue: #1f4e5f;
  --accent-blue-dim: #163947;
  --accent-green: #3a6b35;

  --font-display: "Special Elite", "Courier New", monospace;
  --font-body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --accent-gold: #c9932c;
  --shadow-ink: 6px 6px 0 var(--ink);
  --shadow-ink-sm: 4px 4px 0 var(--ink);
  --shadow-strong: #1b1b1b;

  --radius: 3px;
  --max-w: 1120px;
}

/* ---------------------------- Dark theme overrides ---------------------------- */
/* Setting these on the custom properties cascades through every component
   below automatically, since all colors are consumed via var(). */
html[data-theme="dark"] {
  --paper: #1c1b18;
  --paper-dim: #242320;
  --ink: #f0ebe0;
  --ink-soft: #c9c2b3;
  --ink-faint: #8b8577;
  --rule: #38362e;
  --grid-line: #f0ebe0;
  --cell-bg: #242320;
  --cell-bg-filled: #322f26;
  --accent-red: #e2564a;
  --accent-red-dim: #c23f34;
  --accent-blue: #5fb0cc;
  --accent-blue-dim: #2a6478;
  --accent-green: #7cc26e;
  --accent-gold: #e3b559;
  --shadow-strong: #000000;
}

html { transition: background-color 0.2s ease; }
body, .masthead, .tool-panel, .puzzle-widget, .card, footer.site-footer {
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 34px 34px;
  background-attachment: fixed;
  background-position: -1px -1px;
  position: relative;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 900px 500px at 12% -6%, rgba(179,38,30,0.07), transparent 60%),
    radial-gradient(ellipse 900px 600px at 105% 10%, rgba(31,78,95,0.08), transparent 55%);
}
html[data-theme="dark"] body::before {
  background:
    radial-gradient(ellipse 900px 500px at 12% -6%, rgba(226,86,74,0.12), transparent 60%),
    radial-gradient(ellipse 900px 600px at 105% 10%, rgba(95,176,204,0.12), transparent 55%);
}
body > * { position: relative; z-index: 1; }

img { max-width: 100%; display: block; }

a { color: var(--accent-blue); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent-red); }

:focus-visible {
  outline: 3px solid var(--accent-red);
  outline-offset: 2px;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0.2px;
  color: var(--ink);
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2rem, 4vw, 3.1rem); }
h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); position: relative; }
h3 { font-size: 1.2rem; }

.section h2::after,
.section-tight h2::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  margin-top: 12px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-gold));
  border-radius: 2px;
}
.hero h1::after {
  content: "";
  display: block;
  width: 84px;
  height: 5px;
  margin-top: 16px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-gold));
  border-radius: 2px;
}

p { margin: 0 0 1.1em; color: var(--ink-soft); }
.lede { font-size: 1.15rem; color: var(--ink); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-red);
  display: inline-block;
  margin-bottom: 0.6em;
}

hr.rule {
  border: none;
  border-top: 2px solid var(--ink);
  margin: 0;
}
hr.rule-thin {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 2.2em 0;
}

/* ---------------------------- Masthead / Nav --------------------------- */

.masthead {
  background: var(--paper);
  border-bottom: 3px double var(--ink);
  box-shadow: 0 4px 14px rgba(27,27,27,0.06);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(2px);
}
.masthead-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px 10px;
  max-width: var(--max-w);
  margin: 0 auto;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.brand-mark {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--ink) 55%, var(--accent-blue-dim));
  color: var(--paper);
  padding: 3px 7px;
  border-radius: 2px;
  letter-spacing: 0.04em;
  display: inline-block;
  transition: transform 0.2s ease;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  transition: color 0.15s ease;
}
.brand:hover .brand-mark { transform: rotate(-4deg) scale(1.06); }
.brand:hover .brand-name { color: var(--accent-red); }

.masthead-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  letter-spacing: 0.05em;
}
@media (max-width: 480px) {
  .masthead-date { display: none; }
}

.masthead-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.theme-toggle {
  width: 38px;
  height: 38px;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s ease, transform 0.2s ease, color 0.15s ease;
}
.theme-toggle:hover {
  background: var(--cell-bg-filled);
  color: var(--accent-red);
  transform: rotate(-10deg);
}
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-moon { display: none; }
html[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

nav.primary-nav {
  border-top: 1px solid var(--rule);
}
nav.primary-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin: 0 auto;
  padding: 0 24px;
  max-width: var(--max-w);
}
nav.primary-nav a {
  display: inline-block;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  position: relative;
  transition: color 0.15s ease;
}
nav.primary-nav a::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 8px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-gold));
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
nav.primary-nav a:hover { color: var(--ink); }
nav.primary-nav a:hover::after,
nav.primary-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}
nav.primary-nav a[aria-current="page"] { color: var(--ink); }
.nav-toggle { display: none; }

@media (max-width: 720px) {
  nav.primary-nav ul { padding: 0 10px; }
  nav.primary-nav a { padding: 10px 9px; font-size: 0.74rem; }
}

/* --------------------------------- Hero --------------------------------- */

.hero {
  padding: 56px 0 40px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
}
.hero h1 { margin-bottom: 0.35em; }
.hero .lede { max-width: 46ch; margin-bottom: 1.5em; }

/* Signature element: small self-solving crossword grid */
.mini-grid-wrap {
  width: min(320px, 90%);
  margin: 0 auto;
  animation: floatGrid 6s ease-in-out infinite;
}
@keyframes floatGrid {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}
.mini-grid {
  --n: 5;
  display: grid;
  grid-template-columns: repeat(var(--n), 1fr);
  gap: 4px;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--ink);
  padding: 4px;
  border: 3px solid var(--ink);
  border-radius: 4px;
  box-shadow: 10px 12px 0 rgba(27,27,27,0.9), 0 20px 40px rgba(27,27,27,0.18);
}
html[data-theme="dark"] .mini-grid {
  box-shadow: 10px 12px 0 #000, 0 0 44px rgba(226,86,74,0.16), 0 20px 40px rgba(0,0,0,0.5);
}
.mini-grid .cell {
  background: var(--cell-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(0.85rem, 3vw, 1.3rem);
  color: var(--ink);
  position: relative;
  overflow: hidden;
}
.mini-grid .cell.block { background: var(--ink); }
.mini-grid .cell.key { background: var(--cell-bg-filled); color: var(--accent-red); }
.mini-grid .cell span {
  opacity: 0;
  transform: translateY(4px);
  animation: fillCell 0.35s ease forwards;
  animation-delay: var(--d, 0s);
}
@keyframes fillCell {
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .mini-grid .cell span { animation: none; opacity: 1; transform: none; }
  .mini-grid-wrap { animation: none; }
}

/* ------------------------------ Tool panel ------------------------------ */

.tool-panel {
  background: var(--cell-bg);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--shadow-strong);
  padding: 28px;
  margin: 24px 0 8px;
}
@media (max-width: 560px) {
  .tool-panel { padding: 18px; box-shadow: 4px 4px 0 var(--shadow-strong); }
}
.tool-panel h2 { margin-bottom: 0.25em; }
.tool-panel .tool-sub { color: var(--ink-faint); font-size: 0.92rem; margin-bottom: 1.4em; }

.field-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: flex-end;
  margin-bottom: 18px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.field input[type="text"],
.field input[type="number"],
.field select {
  font-family: var(--font-mono);
  font-size: 1rem;
  padding: 10px 12px;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: var(--cell-bg);
  color: var(--ink);
  min-width: 160px;
}
.field input:focus, .field select:focus { border-color: var(--accent-red); }
.field .hint { font-size: 0.78rem; color: var(--ink-faint); max-width: 30ch; }

/* grid-cell style pattern input */
.cell-input-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.cell-input-row input {
  width: 42px;
  height: 48px;
  text-align: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.2rem;
  text-transform: uppercase;
  border: 2px solid var(--ink);
  border-radius: 2px;
  background: var(--cell-bg);
  color: var(--ink);
}
.cell-input-row input:focus { border-color: var(--accent-red); background: var(--cell-bg-filled); }
.cell-input-row .add-cell, .cell-input-row .rm-cell {
  width: 42px;
  height: 48px;
  border: 2px dashed var(--ink-faint);
  background: transparent;
  border-radius: 2px;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  cursor: pointer;
}
.cell-input-row .add-cell:hover, .cell-input-row .rm-cell:hover { border-color: var(--accent-red); color: var(--accent-red); }

.btn {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.15s ease;
  box-shadow: 3px 3px 0 rgba(27,27,27,0.25);
}
.btn:hover {
  background: linear-gradient(135deg, var(--accent-red), var(--accent-red-dim));
  border-color: var(--accent-red);
  transform: translate(-1px, -2px);
  box-shadow: 5px 6px 0 rgba(179,38,30,0.28);
}
.btn:active { transform: translateY(1px); box-shadow: 1px 1px 0 rgba(27,27,27,0.25); }
.btn.secondary {
  background: transparent;
  color: var(--ink);
  box-shadow: none;
}
.btn.secondary:hover {
  color: var(--accent-red);
  border-color: var(--accent-red);
  background: rgba(179,38,30,0.06);
  box-shadow: none;
}

.results-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-faint);
  margin: 4px 0 10px;
  min-height: 1.2em;
}

.results-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.result-chip {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 8px 12px;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius);
  background: var(--cell-bg);
  animation: chipIn 0.28s ease both;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}
.result-chip:hover {
  transform: translateY(-2px);
  box-shadow: 2px 3px 0 var(--shadow-strong);
  background: var(--cell-bg-filled);
}
@keyframes chipIn {
  from { opacity: 0; transform: translateY(6px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.result-chip.common {
  border-color: var(--accent-green);
  background: #eef4ec;
  color: #1b1b1b;
  position: relative;
}
html[data-theme="dark"] .result-chip.common {
  background: #26361f;
  color: var(--ink);
}
.result-chip.common::before {
  content: "★";
  color: var(--accent-green);
  margin-right: 5px;
  font-size: 0.7em;
}
@media (prefers-reduced-motion: reduce) {
  .result-chip { animation: none; }
}
.load-more-row { margin-top: 16px; }

/* ------------------------------- Ad slots ------------------------------- */

.ad-slot {
  border: 1px dashed var(--ink-faint);
  border-radius: var(--radius);
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  padding: 14px;
  margin: 32px auto;
  max-width: var(--max-w);
}
.ad-slot.leaderboard { min-height: 90px; display: flex; align-items: center; justify-content: center; }
.ad-slot.rectangle { min-height: 250px; max-width: 336px; display: flex; align-items: center; justify-content: center; }
.ad-slot.in-article { min-height: 100px; display: flex; align-items: center; justify-content: center; }

/* ------------------------------- Content -------------------------------- */

.section { padding: 44px 0; }
.section-tight { padding: 20px 0; }
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
@media (max-width: 780px) { .two-col { grid-template-columns: 1fr; } }

.card {
  background: var(--cell-bg);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 22px;
}
.card h3 { margin-bottom: 0.4em; }

.tool-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 780px) { .tool-links { grid-template-columns: 1fr; } }
.tool-links a.card {
  text-decoration: none;
  color: var(--ink);
  display: block;
  position: relative;
  overflow: hidden;
  border-width: 1px;
  transition: box-shadow 0.18s ease, transform 0.15s ease, border-color 0.15s ease;
}
.tool-links a.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.tool-links a.card:hover {
  box-shadow: 6px 8px 0 rgba(27,27,27,0.9);
  transform: translate(-3px, -4px);
  border-color: var(--ink);
}
html[data-theme="dark"] .tool-links a.card:hover {
  box-shadow: 6px 8px 0 #000, 0 0 26px rgba(226,86,74,0.14);
}
.tool-links a.card:hover::before { transform: scaleX(1); }
.tool-links .card .eyebrow { margin-bottom: 0.3em; }
.card-icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--ink);
  border-radius: 50%;
  margin-bottom: 14px;
  background: var(--paper-dim);
  color: var(--ink);
}
.card-icon svg { width: 22px; height: 22px; }
.tool-links a.card:hover .card-icon {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: var(--paper);
}

.faq details {
  border-bottom: 1px solid var(--rule);
  padding: 14px 0;
}
.faq summary {
  font-family: var(--font-display);
  font-size: 1.05rem;
  cursor: pointer;
  color: var(--ink);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--ink-faint);
  flex-shrink: 0;
  transition: transform 0.2s ease, color 0.2s ease;
}
.faq details[open] summary::after { content: "−"; color: var(--accent-red); }
.faq details[open] summary { color: var(--accent-red); }
.faq p {
  margin-top: 10px;
  animation: fadeIn 0.2s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--ink-faint);
  padding: 14px 0 0;
}
.breadcrumb a { color: var(--ink-faint); }
.breadcrumb a:hover { color: var(--accent-red); }

article.post { max-width: 72ch; margin: 0 auto; }
article.post h2 { margin-top: 1.4em; }
article.post ul, article.post ol { color: var(--ink-soft); }
article.post blockquote {
  border-left: 3px solid var(--accent-red);
  margin: 1.4em 0;
  padding: 4px 0 4px 18px;
  color: var(--ink-soft);
  font-style: italic;
}

.post-list { display: grid; gap: 20px; }
.post-card {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 18px;
  align-items: start;
  text-decoration: none;
  color: var(--ink);
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
}
.post-card .post-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  color: var(--ink-faint);
}
.post-card h3 { margin-bottom: 0.3em; }
.post-card p { margin: 0; font-size: 0.94rem; }
@media (max-width: 560px) { .post-card { grid-template-columns: 1fr; } .post-card .post-num { display: none; } }

/* -------------------------------- Footer -------------------------------- */

footer.site-footer {
  border-top: 3px double var(--ink);
  margin-top: 56px;
  padding: 36px 0 28px;
  background: var(--paper-dim);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 0.9em;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 8px; }
.footer-grid a { color: var(--ink-soft); text-decoration: none; font-size: 0.92rem; }
.footer-grid a:hover { color: var(--accent-red); }
.footer-bottom {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--ink-faint);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ------------------------------ Cookie note ------------------------------ */

.cookie-note {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--accent-red);
  color: #fff;
  padding: 14px 20px;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  font-size: 0.86rem;
  z-index: 50;
  border-top: 3px solid var(--accent-red-dim);
  box-shadow: 0 -6px 20px rgba(27,27,27,0.25);
  transform: translateY(100%);
  transition: transform 0.3s ease;
}
.cookie-note.show { transform: translateY(0); }
.cookie-note p { color: #fff; }
.cookie-note a { color: #fff; text-decoration-color: rgba(255,255,255,0.7); font-weight: 700; }
.cookie-note a:hover { color: #fff; text-decoration-color: #fff; }
.cookie-note button { flex-shrink: 0; }
.cookie-note .btn {
  background: #fff !important;
  color: var(--accent-red-dim) !important;
  border-color: #fff !important;
  box-shadow: none;
}
.cookie-note .btn:hover {
  background: #fff0ee !important;
  border-color: #fff0ee !important;
  color: var(--accent-red-dim) !important;
  transform: translate(-1px, -2px);
}

/* ------------------------------ Utility ------------------------------ */

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.center { text-align: center; }
.mt-0 { margin-top: 0; }

/* ------------------------------ Stats strip ------------------------------ */

.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 30px 0;
}
@media (max-width: 700px) { .stats-strip { grid-template-columns: repeat(2, 1fr); } }
.stat-item {
  background: var(--cell-bg);
  padding: 20px 16px;
  text-align: center;
}
.stat-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--accent-red);
  display: block;
  line-height: 1;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 8px;
  display: block;
}

/* ------------------------------ Scroll reveal ----------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ------------------------------ Tag pills ------------------------------ */

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
}
.tag-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink-soft);
  background: var(--cell-bg);
  transition: border-color 0.15s ease, color 0.15s ease;
}
.tag-pill:hover { border-color: var(--accent-red); color: var(--accent-red); }

/* ------------------------------ Puzzle widget ------------------------------ */

.puzzle-widget {
  background: var(--cell-bg);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--shadow-strong);
  padding: 28px;
  margin: 24px 0 8px;
}
@media (max-width: 560px) {
  .puzzle-widget { padding: 18px; box-shadow: 4px 4px 0 var(--shadow-strong); }
}
.puzzle-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.puzzle-header h2 { margin-bottom: 2px; }
.streak-badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  background: var(--cell-bg-filled);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 6px 12px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}
.puzzle-clue {
  font-size: 1.05rem;
  color: var(--ink);
  margin-bottom: 16px;
}
.puzzle-len {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-faint);
}
.puzzle-cells { margin-bottom: 6px; }

.cell-input-row input.correct {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #fff;
}
.cell-input-row input.hint {
  background: var(--cell-bg-filled);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.puzzle-feedback {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  min-height: 1.2em;
  margin: 10px 0 16px;
  color: var(--ink-faint);
}
.puzzle-feedback.success { color: var(--accent-green); }
.puzzle-feedback.error { color: var(--accent-red); }
.puzzle-actions { margin-bottom: 0; }
.puzzle-footnote {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--ink-faint);
  margin: 14px 0 0;
}
.puzzle-footnote a { color: var(--ink-faint); }
.puzzle-footnote a:hover { color: var(--accent-red); }

@keyframes shakeRow {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(3px); }
  30%, 50%, 70% { transform: translateX(-5px); }
  40%, 60% { transform: translateX(5px); }
}
.puzzle-cells.shake { animation: shakeRow 0.4s ease; }
@media (prefers-reduced-motion: reduce) {
  .puzzle-cells.shake { animation: none; }
}