/* ============================================================
   Word Search — polished stylesheet
   Plain CSS, no framework.
   ============================================================ */

:root {
  /* Paper palette — newsprint */
  --paper-bg:    #ece4d3;
  --paper:       #f6efde;
  --paper-2:     #fbf6e8;
  --paper-3:     #f0e8d3;

  /* Ink */
  --ink:         #1c1a16;
  --ink-soft:    #6b6356;
  --ink-faint:   rgba(28, 26, 22, 0.14);
  --rule-dashed: rgba(28, 26, 22, 0.32);

  /* Accent (red ink) */
  --accent:      #b3321a;
  --accent-soft: rgba(179, 50, 26, 0.08);

  /* Type */
  --display: 'Playfair Display', 'Times New Roman', serif;
  --body:    'DM Mono', ui-monospace, Menlo, monospace;
  --mono:    'DM Mono', ui-monospace, Menlo, monospace;

  /* Geometry */
  --rule:    1.5px solid var(--ink);
  --rule-2:  1px dashed var(--rule-dashed);
  --double:  3px double var(--ink);

  /* Spacing scale */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper-bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Subtle paper grain — faint speckle */
body {
  background-image:
    radial-gradient(rgba(28,26,22,0.025) 1px, transparent 1px),
    radial-gradient(rgba(28,26,22,0.018) 1px, transparent 1px);
  background-size: 3px 3px, 7px 7px;
  background-position: 0 0, 1px 2px;
}

/* ---------- Typography ---------- */
h1, h2, h3 { font-family: var(--display); font-weight: 900; letter-spacing: -0.01em; margin: 0; }
h1 { font-size: 30px; line-height: 1.05; }
h2 { font-size: 26px; line-height: 1.1; }
h3 { font-size: 18px; font-weight: 800; line-height: 1.2; }

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

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.muted { color: var(--ink-soft); }
.mono  { font-family: var(--mono); }

/* ---------- Layout ---------- */
.shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--s-6);
}

main {
  padding: var(--s-7) 0;
  flex: 1;
}

/* ---------- Header (Stamp + Tabs) ---------- */
.site-header {
  background: var(--paper);
  border-bottom: var(--rule);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--s-3) var(--s-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  text-decoration: none;
  color: var(--ink);
}

.brand__mark {
  width: 38px;
  height: 38px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-family: var(--display);
  font-weight: 900;
  font-size: 22px;
  flex: 0 0 auto;
}

.brand__name {
  display: block;
  font-family: var(--display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1;
}

.brand__tagline {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  margin-top: 3px;
}

.tabs {
  display: flex;
  gap: 0;
  font-family: var(--mono);
  font-size: 13px;
}

.tabs a {
  padding: 8px 18px;
  border: var(--rule);
  color: var(--ink);
  background: var(--paper);
  text-decoration: none;
  font-weight: 500;
}

.tabs a + a { border-left: none; }

.tabs a:hover { background: var(--paper-3); }

.tabs a[aria-current="page"] {
  background: var(--ink);
  color: var(--paper);
}

/* ---------- Page heading ---------- */
.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s-4);
  flex-wrap: wrap;
  margin-bottom: var(--s-4);
}

.page-head__title h1 { margin-top: 4px; }
.page-head__meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
}

.section-rule {
  border: 0;
  border-top: var(--double);
  margin: 0 0 var(--s-6);
}

/* ---------- Cards / panels ---------- */
.panel {
  background: var(--paper);
  border: var(--rule);
  padding: var(--s-5);
}

.panel--inset {
  background: var(--paper-2);
}

/* ---------- Notices (errors / warnings) ---------- */
.notice {
  background: var(--paper);
  border: var(--rule);
  border-left: 4px solid var(--accent);
  padding: var(--s-3) var(--s-4);
  margin-bottom: var(--s-4);
  font-family: var(--mono);
  font-size: 13px;
}
.notice strong {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 4px;
}
.notice ul { margin: 0; padding-left: 18px; }
.notice--warn { border-left-color: #c08a00; }

/* ---------- Form controls ---------- */
.form-grid {
  display: grid;
  gap: var(--s-4);
}

.field {
  display: block;
}

.field__label {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
  font-weight: 500;
}

.field__hint {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  margin-top: 6px;
}

input[type="text"],
input[type="number"],
input[type="email"],
select,
textarea {
  width: 100%;
  border: var(--rule);
  background: var(--paper-2);
  color: var(--ink);
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.4;
  border-radius: 0;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
  transition: background 0.12s, box-shadow 0.12s;
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
  background: var(--paper);
  box-shadow: 0 0 0 3px var(--ink);
  outline-offset: 2px;
}

input[readonly] { background: var(--paper-3); cursor: not-allowed; }

textarea {
  min-height: 240px;
  resize: vertical;
  line-height: 1.7;
}

select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='%231c1a16'><path d='M0 0l6 8 6-8z'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 10px;
  padding-right: 36px;
  cursor: pointer;
}

.row { display: flex; gap: var(--s-3); }
.row > * { flex: 1; min-width: 0; }

/* Checkboxes — custom square ink boxes */
.check {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 13px;
  user-select: none;
}

.check input {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--ink);
  background: var(--paper-2);
  display: inline-block;
  position: relative;
  cursor: pointer;
  margin: 0;
  flex: 0 0 auto;
}

.check input:checked {
  background: var(--ink);
}

.check input:checked::after {
  content: "✓";
  position: absolute;
  inset: 0;
  color: var(--paper);
  font-size: 12px;
  font-family: var(--display);
  font-weight: 900;
  line-height: 14px;
  text-align: center;
}

.check input:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.check input:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.check--locked { opacity: 0.7; }
.check--locked .lock {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  margin-left: auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: var(--rule);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.05s ease, background 0.12s;
}

.btn:hover { background: #000; }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn--ghost {
  background: var(--paper);
  color: var(--ink);
}
.btn--ghost:hover { background: var(--paper-3); }

.btn--danger {
  background: var(--paper);
  color: var(--accent);
  border-color: var(--accent);
}
.btn--danger:hover { background: var(--accent); color: var(--paper); }

.btn--sm { padding: 6px 12px; font-size: 12px; }

/* Inline link-style action (for table rows) */
.row-actions {
  display: inline-flex;
  gap: 14px;
  font-family: var(--mono);
  font-size: 12px;
}
.row-actions a,
.row-actions button {
  color: var(--ink);
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.row-actions a.del,
.row-actions button.del { color: var(--accent); }
.row-actions form { display: inline; margin: 0; }

/* ---------- Tables (Themes ledger) ---------- */
.ledger {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 13px;
}

.ledger thead th {
  text-align: left;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
  padding: 12px 10px;
  border-bottom: 1.5px solid var(--ink);
  background: var(--paper-2);
}

.ledger tbody tr {
  border-bottom: var(--rule-2);
  transition: background 0.1s;
}

.ledger tbody tr:hover {
  background: var(--paper-2);
}

.ledger tbody td {
  padding: 14px 10px;
  vertical-align: middle;
}

.ledger .col-name {
  font-family: var(--display);
  font-size: 16px;
  font-weight: 700;
}

.ledger .col-slug {
  color: var(--ink-soft);
}

.ledger .col-words,
.ledger .col-num {
  text-align: right;
  font-feature-settings: "tnum" 1;
}

.ledger .col-actions {
  text-align: right;
  width: 1%;
  white-space: nowrap;
}

/* ---------- Studio (Generate puzzle) split layout ---------- */
.studio {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: var(--s-6);
  align-items: start;
}

@media (max-width: 880px) {
  .studio { grid-template-columns: 1fr; }
}

.fieldset {
  border: var(--rule);
  background: var(--paper);
  padding: var(--s-4) var(--s-5) var(--s-5);
  margin: 0;
}

.fieldset > legend {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 0 8px;
  background: var(--paper-bg);
  margin-left: -4px;
}

.directions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px var(--s-4);
}

.fieldset__divider {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--ink-faint);
}

.button-row {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.preview-card {
  background: var(--paper);
  border: var(--rule);
  padding: var(--s-4);
  position: sticky;
  top: 96px;
}

.preview-card__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--s-3);
  padding-bottom: var(--s-3);
  border-bottom: var(--rule-2);
}

.preview-card__title {
  font-family: var(--display);
  font-weight: 800;
  font-size: 16px;
}

/* Word search grid (decorative on Generate, real on Result) */
.ws-grid {
  display: grid;
  gap: 1px;
  background: var(--ink);
  border: 1.5px solid var(--ink);
  aspect-ratio: 1 / 1;
}

.ws-grid > span {
  background: var(--paper-2);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(10px, 1.4vw, 14px);
  color: var(--ink);
}

.ws-words {
  margin-top: var(--s-3);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
}

.ws-words b {
  color: var(--ink);
  font-weight: 600;
}

.ws-words .sep { color: var(--ink-faint); }

/* ---------- Result page ---------- */
.result-grid {
  margin: 0 auto;
  max-width: 640px;
}
.result-grid .ws-grid > span {
  font-size: clamp(11px, 1.6vw, 18px);
}

.word-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
  gap: 4px 16px;
  list-style: none;
  padding: 0;
  margin: var(--s-4) 0 0;
  font-family: var(--mono);
  font-size: 13px;
}
.word-list li b { font-weight: 600; }
.word-list li .pref { color: var(--ink-soft); margin-left: 4px; font-size: 11px; }

/* ---------- Edit theme workbench ---------- */
.crumbs {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.crumbs a { color: var(--ink-soft); text-decoration: none; }
.crumbs a:hover { color: var(--ink); }
.crumbs .sep { margin: 0 6px; }
.crumbs .here { color: var(--ink); }

.workbench {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: var(--s-5);
}

@media (max-width: 880px) {
  .workbench { grid-template-columns: 1fr; }
}

.preview-list {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.85;
  max-height: 22rem;
  overflow: auto;
}

.preview-list .row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 2px 0;
  border-bottom: 1px dashed var(--ink-faint);
}

.preview-list .src { color: var(--ink-soft); }
.preview-list .dst { color: var(--ink); font-weight: 600; }
.preview-list .row.skipped .dst { color: var(--accent); font-weight: 500; font-style: italic; }

.stat-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  margin-top: var(--s-3);
  padding-top: var(--s-3);
  border-top: 1px dashed var(--ink-faint);
}

.bottom-bar {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  margin-top: var(--s-5);
  padding-top: var(--s-4);
  border-top: var(--rule-2);
}

.bottom-bar .spacer { flex: 1; }
.bottom-bar form { display: inline; margin: 0; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: var(--double);
  padding: var(--s-4) 0;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  text-align: center;
  letter-spacing: 0.08em;
}