/* ================================================================
   Филворд из своих слов — «школьная тетрадь в клетку»
   Marck Script (заголовки-«ручка») + Rubik (текст), кириллица у обоих.
   ================================================================ */

:root {
  --paper: #fbfaf2;
  --sheet: #ffffff;
  --cellline: #cfe0ee;
  --cellline-faint: #e3edf6;
  --ink: #22314f;
  --ink-soft: #55627d;
  --pen: #1e4fd6;
  --pen-dark: #16389b;
  --red: #d3402e;
  --red-soft: #f3c7c0;
  --grid-border: #9db6cf;
  --shadow: 0 10px 30px rgba(34, 49, 79, 0.10), 0 2px 6px rgba(34, 49, 79, 0.08);
  --radius: 14px;
  --cellsize: 24px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Rubik', 'Trebuchet MS', sans-serif;
  color: var(--ink);
  line-height: 1.6;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--cellline) 1px, transparent 1px),
    linear-gradient(90deg, var(--cellline) 1px, transparent 1px);
  background-size: var(--cellsize) var(--cellsize);
  min-height: 100vh;
}

/* красная линия полей, как в тетради */
body::after {
  content: '';
  position: fixed;
  top: 0; bottom: 0; left: 44px;
  width: 2px;
  background: rgba(211, 64, 46, 0.45);
  pointer-events: none;
  z-index: 0;
}
@media (max-width: 760px) { body::after { display: none; } }

.page {
  position: relative;
  z-index: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

/* ---------- шапка ---------- */
.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding: 26px 0 10px;
}

.logo {
  font-family: 'Marck Script', cursive;
  font-size: 2rem;
  color: var(--pen);
  text-decoration: none;
  line-height: 1.1;
}
.logo .logo-dot { color: var(--red); }

.site-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.site-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.92rem;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px dashed transparent;
  transition: color .15s, border-color .15s, background .15s;
}
.site-nav a:hover { color: var(--pen); border-color: var(--cellline); background: rgba(255,255,255,.7); }
.site-nav a[aria-current="page"] {
  color: var(--pen-dark);
  background: #fff;
  border: 1px solid var(--cellline);
  font-weight: 500;
}

/* ---------- герой ---------- */
.hero { padding: 26px 0 8px; max-width: 720px; }

h1 {
  font-family: 'Marck Script', cursive;
  font-weight: 400;
  font-size: clamp(2.1rem, 5.4vw, 3.2rem);
  line-height: 1.15;
  color: var(--pen-dark);
  margin-bottom: 14px;
}

/* красная волнистая линия «проверено учителем» */
.squiggle {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='7' viewBox='0 0 28 7'%3E%3Cpath d='M0 4.5 Q 3.5 0.5 7 4.5 T 14 4.5 T 21 4.5 T 28 4.5' fill='none' stroke='%23d3402e' stroke-width='1.8'/%3E%3C/svg%3E");
  background-repeat: repeat-x;
  background-position: 0 100%;
  background-size: 28px 7px;
  padding-bottom: 9px;
}

.hero p { color: var(--ink-soft); font-size: 1.06rem; max-width: 640px; }
.hero .hero-note { margin-top: 8px; font-size: .92rem; }
.hero .hero-note b { color: var(--red); font-weight: 500; }

/* ---------- «листы» ---------- */
.paper {
  position: relative;
  background:
    linear-gradient(var(--cellline-faint) 1px, transparent 1px),
    linear-gradient(90deg, var(--cellline-faint) 1px, transparent 1px),
    var(--sheet);
  background-size: var(--cellsize) var(--cellsize), var(--cellsize) var(--cellsize), auto;
  border: 1px solid #dde6f0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  margin: 26px 0;
}

/* кусочек «скотча» сверху листа */
.paper.taped::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%) rotate(-2deg);
  width: 110px;
  height: 26px;
  background: rgba(255, 244, 189, 0.65);
  border: 1px solid rgba(197, 178, 106, 0.35);
  border-radius: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}

h2 {
  font-family: 'Marck Script', cursive;
  font-weight: 400;
  font-size: 1.7rem;
  color: var(--pen-dark);
  margin-bottom: 10px;
}
h3 { font-size: 1.08rem; margin: 18px 0 6px; color: var(--ink); }

/* ---------- инструмент ---------- */
.tool-grid {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: 30px;
}
@media (max-width: 820px) { .tool-grid { grid-template-columns: 1fr; } }

.hint { color: var(--ink-soft); font-size: .92rem; margin-bottom: 12px; }

textarea#words {
  width: 100%;
  min-height: 210px;
  resize: vertical;
  font-family: 'Rubik', sans-serif;
  font-size: 1.02rem;
  line-height: var(--cellsize);
  padding: 10px 14px;
  color: var(--ink);
  background:
    repeating-linear-gradient(transparent, transparent calc(var(--cellsize) - 1px), var(--cellline) calc(var(--cellsize) - 1px), var(--cellline) var(--cellsize)),
    #fff;
  border: 1.5px solid var(--cellline);
  border-radius: 10px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
textarea#words:focus {
  border-color: var(--pen);
  box-shadow: 0 0 0 3px rgba(30, 79, 214, 0.12);
}

.counter { font-size: .85rem; color: var(--ink-soft); margin: 6px 2px 14px; }
.counter.over { color: var(--red); font-weight: 500; }

.opts { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.opts label { font-size: .95rem; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

select#size {
  font-family: 'Rubik', sans-serif;
  font-size: .95rem;
  color: var(--ink);
  padding: 6px 10px;
  border: 1.5px solid var(--cellline);
  border-radius: 8px;
  background: #fff;
}

fieldset#dirs, fieldset.mode-switch {
  border: 1px dashed var(--cellline);
  border-radius: 10px;
  padding: 10px 14px 12px;
}
fieldset#dirs legend, fieldset.mode-switch legend {
  font-size: .85rem;
  color: var(--ink-soft);
  padding: 0 6px;
}
fieldset label { display: flex; align-items: flex-start; gap: 8px; font-size: .95rem; padding: 3px 0; cursor: pointer; }
.opts fieldset label { flex-wrap: nowrap; } /* текст переносится ВНУТРИ строки, чекбокс не отрывается */
fieldset input[type="checkbox"], fieldset input[type="radio"] { accent-color: var(--pen); width: 17px; height: 17px; flex: none; margin-top: 3px; }

/* кнопки — «ручка» */
.btn {
  font-family: 'Rubik', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  padding: 11px 22px;
  border-radius: 12px 14px 12px 15px;
  border: 1.5px solid var(--pen-dark);
  background: #fff;
  color: var(--pen-dark);
  transition: transform .12s, box-shadow .12s, background .12s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(30, 79, 214, .18); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .6; cursor: wait; transform: none; }

.btn-primary {
  background: var(--pen);
  border-color: var(--pen);
  color: #fff;
  box-shadow: 0 4px 12px rgba(30, 79, 214, .28);
}
.btn-primary:hover { background: var(--pen-dark); }

.btn-red { border-color: var(--red); color: var(--red); }
.btn-red:hover { box-shadow: 0 6px 14px rgba(211, 64, 46, .18); }

.btn-ghost { border-style: dashed; border-color: var(--cellline); color: var(--ink-soft); }

.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

.input-msg { min-height: 1.2em; font-size: .88rem; margin-top: 10px; }
.msg-warn { color: var(--red); }
.msg-ok { color: #1b7f3b; }

/* ---------- результат ---------- */
#result[hidden] { display: none; }

.paper-drop { animation: paperDrop .55s cubic-bezier(.2, .9, .3, 1.15) both; }
@keyframes paperDrop {
  from { opacity: 0; transform: translateY(26px) rotate(1.6deg) scale(.97); }
  to   { opacity: 1; transform: translateY(0) rotate(0) scale(1); }
}

.variant-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.pill {
  font-family: 'Rubik', sans-serif;
  font-size: .85rem;
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid var(--cellline);
  background: #fff;
  color: var(--ink-soft);
  cursor: pointer;
}
.pill.active { background: var(--pen); border-color: var(--pen); color: #fff; }

.letter-grid {
  display: grid;
  grid-template-columns: repeat(var(--n), 1fr);
  width: 100%;
  max-width: 560px;
  border-top: 1.5px solid var(--grid-border);
  border-left: 1.5px solid var(--grid-border);
  background: #fff;
  box-shadow: 0 3px 10px rgba(34, 49, 79, .08);
}
.cell {
  position: relative;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--grid-border);
  border-bottom: 1px solid var(--grid-border);
  font-weight: 500;
  font-size: calc(min(560px, 88vw) / var(--n) * 0.46);
  text-transform: uppercase;
  color: var(--ink);
  user-select: none;
}
.key-grid .cell-filler { color: #b9c3d4; }
.key-grid .cell-word { font-weight: 700; }
.badge {
  position: absolute;
  top: 1px; left: 2px;
  font-style: normal;
  font-size: .55em;
  line-height: 1;
  color: var(--red);
  font-weight: 700;
}

.word-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 4px 18px;
  margin: 16px 0 4px;
}
.word-item { display: flex; align-items: center; gap: 8px; font-size: .97rem; }
.w-box {
  width: 15px; height: 15px;
  border: 1.5px solid var(--ink-soft);
  border-radius: 3px;
  flex: none;
}
.w-num { color: var(--red); font-weight: 700; font-size: .85rem; min-width: 1.4em; }

.place-msg { margin: 12px 0 4px; font-size: .93rem; }

details.key-details {
  margin: 16px 0 4px;
  border: 1px dashed var(--red-soft);
  border-radius: 10px;
  padding: 10px 16px;
  background: rgba(255, 251, 248, 0.8);
}
details.key-details summary {
  cursor: pointer;
  color: var(--red);
  font-weight: 500;
  list-style: none;
}
details.key-details summary::before { content: '✓ '; }
details.key-details[open] summary { margin-bottom: 14px; }

/* ---------- CPA ---------- */
.cpa {
  border: 2px dashed var(--red-soft);
  background: #fffdf6;
}
.cpa[hidden] { display: none; }
.cpa h2 { color: var(--red); font-size: 1.45rem; }
.cpa-links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 12px; }
.cpa-links a {
  display: inline-block;
  text-decoration: none;
  color: var(--pen-dark);
  border: 1.5px solid var(--cellline);
  border-radius: 10px;
  background: #fff;
  padding: 10px 16px;
  font-size: .93rem;
  transition: border-color .15s, transform .15s;
}
.cpa-links a:hover { border-color: var(--pen); transform: translateY(-2px); }
.cpa .cpa-note { font-size: .78rem; color: var(--ink-soft); margin-top: 10px; }

/* ---------- шаги, статьи, наборы ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin-top: 14px; }
.step { position: relative; padding-left: 46px; }
.step-num {
  position: absolute;
  left: 0; top: 2px;
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Marck Script', cursive;
  font-size: 1.3rem;
  color: #fff;
  background: var(--pen);
  border-radius: 50% 46% 52% 48%;
}
.step h3 { margin: 0 0 4px; }
.step p { font-size: .93rem; color: var(--ink-soft); }

.prose p { margin: 0 0 14px; }
.prose p:last-child { margin-bottom: 0; }
.prose ul, .prose ol { margin: 0 0 14px 22px; }
.prose li { margin-bottom: 6px; }
.prose a { color: var(--pen); }
.prose strong { color: var(--pen-dark); }

.presets { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0 4px; }
.chip {
  font-family: 'Rubik', sans-serif;
  font-size: .9rem;
  cursor: pointer;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1.5px solid var(--cellline);
  background: #fff;
  color: var(--pen-dark);
  transition: border-color .15s, background .15s, transform .12s;
}
.chip:hover { border-color: var(--pen); transform: translateY(-1px); }

/* ---------- FAQ ---------- */
.faq details {
  border-bottom: 1px dashed var(--cellline);
  padding: 12px 4px;
}
.faq details:last-of-type { border-bottom: none; }
.faq summary {
  cursor: pointer;
  font-weight: 500;
  color: var(--ink);
  list-style: none;
  position: relative;
  padding-left: 28px;
}
.faq summary::before {
  content: '?';
  position: absolute;
  left: 0; top: 0;
  color: var(--red);
  font-family: 'Marck Script', cursive;
  font-size: 1.25rem;
  line-height: 1.2;
}
.faq details[open] summary { color: var(--pen-dark); }
.faq details p { margin-top: 8px; color: var(--ink-soft); font-size: .95rem; padding-left: 28px; }

/* ---------- футер ---------- */
.site-footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 2px solid var(--cellline);
  font-size: .88rem;
  color: var(--ink-soft);
}
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 10px; }
.site-footer a { color: var(--pen); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

/* ================================================================
   ПЕЧАТЬ — главный продукт
   ================================================================ */
#print-root { display: none; }

@media print {
  @page { size: A4; margin: 12mm; }

  body {
    background: #fff !important;
    color: #000;
  }
  body::after { display: none; }
  body > .page, .no-print { display: none !important; }
  #print-root { display: block; }

  .p-sheet { break-after: page; }
  .p-sheet:last-child { break-after: auto; }

  .p-head { margin-bottom: 6mm; }
  .p-title {
    font-family: 'Marck Script', cursive;
    font-size: 20pt;
    color: #16389b;
    margin-bottom: 3mm;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  .p-title-key { color: #b2311f; }
  .p-name { font-size: 10.5pt; color: #333; }
  .p-instr { font-size: 10.5pt; margin-bottom: 5mm; color: #222; }

  .print-grid {
    max-width: none;
    width: calc(min(11mm, 186mm / var(--n)) * var(--n));
    box-shadow: none;
    border-top: 1.2pt solid #000;
    border-left: 1.2pt solid #000;
    margin: 0 auto;
  }
  .print-grid .cell {
    border-right: 0.6pt solid #444;
    border-bottom: 0.6pt solid #444;
    font-size: calc(min(11mm, 186mm / var(--n)) * 0.52);
    color: #000;
  }
  .print-list {
    margin-top: 6mm;
    grid-template-columns: repeat(3, 1fr);
    font-size: 11pt;
  }
  .print-list .w-box { border-color: #000; }
  .p-foot {
    margin-top: 8mm;
    font-size: 8pt;
    color: #888;
    text-align: center;
  }

  /* ключи — компактнее, тинты сохраняем */
  .p-keys .p-key-block { break-inside: avoid; margin-bottom: 8mm; }
  .p-key-name { font-weight: 700; font-size: 11pt; margin-bottom: 2mm; }
  .print-key-grid {
    width: calc(min(7mm, 120mm / var(--n)) * var(--n));
    margin: 0;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  .print-key-grid .cell { font-size: calc(min(7mm, 120mm / var(--n)) * 0.5); }
  .print-key-grid .cell-filler { color: #aaa; }
  .print-key-grid .cell-word { font-weight: 700; }
  .print-key-grid .badge { color: #b2311f; }
  .print-key-list { margin-top: 3mm; font-size: 9.5pt; grid-template-columns: repeat(3, 1fr); }
  .print-key-list .w-box { display: none; }
}

/* ---------- мобильная адаптация ---------- */
@media (max-width: 560px) {
  .page { padding: 0 14px 48px; }
  .paper { padding: 20px 16px; margin: 20px 0; }

  /* шапка компактнее, чтобы не съедала первый экран */
  .site-header { padding: 18px 0 6px; }
  .logo { font-size: 1.6rem; }
  .site-nav a { padding: 8px 12px; }

  .hero { padding: 16px 0 4px; }
  h1 { font-size: 2rem; overflow-wrap: break-word; }
  h2 { overflow-wrap: break-word; }
  .hero p { font-size: 1rem; }

  /* iOS не должен зумить поля: всё >= 16px */
  select#size {
    font-size: 1rem;
    padding: 10px 12px;
    min-height: 44px;
  }
  textarea#words { font-size: 1.05rem; }

  /* тап-таргеты пальцем */
  fieldset label { padding: 7px 0; }
  fieldset input[type="checkbox"], fieldset input[type="radio"] { width: 20px; height: 20px; margin-top: 2px; }
  .chip { padding: 11px 16px; }
  .pill { padding: 9px 16px; font-size: .9rem; }
  .actions .btn { flex: 1 1 auto; text-align: center; min-height: 46px; }
  .cpa-links a { display: block; width: 100%; }

  .word-list { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
  .steps { gap: 14px; }

  /* «скотч» поуже, чтобы не вылезал за лист */
  .paper.taped::before { width: 88px; }
}