/* Qwertia keyboard widgets.
   Compiled from keyboard-demo.less with the LESS variables resolved
   (@color-primary: #1565c0, @color-tertiary: #2e8b46), plus a few
   utility shims for the Bootstrap 3 / Amaretti base. */

/* ===== Page helpers ====================================================== */
.kbd-title { margin-top: 0; }
.kbd-article { line-height: 1.7; }
.kbd-article ol, .kbd-article ul { padding-left: 1.3em; }
.text-4 { font-size: 1.15rem; font-weight: 600; margin-top: 0; }
.text-desc { color: #6b7177; }
a.more { font-weight: 600; white-space: nowrap; }
a.more::after { content: " \2192"; }
.kbd-aside { margin-top: 1.5rem; }
@media (min-width: 992px) { .mt-lg-0, .kbd-aside { margin-top: 0; } }

/* Buttons / tables that exist in Bootstrap 4 but not in this Bootstrap 3 base */
.btn-light {
  color: #333a42;
  background-color: #f3f4f6;
  border-color: #d6dade;
}
.btn-light:hover, .btn-light:focus { background-color: #e7e9ec; border-color: #c2c8cf; }
.btn-light.active {
  color: #fff;
  background-color: #1565c0;
  border-color: #1565c0;
}
.table-sm > tbody > tr > td,
.table-sm > tbody > tr > th { padding: 5px 8px; }

/* ===== Keyboard board ==================================================== */
.kbd-board {
  --kbd-bg: #dde1e7;
  --kbd-key-bg: #ffffff;
  --kbd-key-color: #333a42;
  --kbd-key-border: #c2c8cf;
  --kbd-special-bg: #ccd2da;
  --kbd-special-border: #c2c8cf;
  --kbd-special-color: #4a525c;
  --kbd-accent: #0090dd;
  --kbd-accent-color: #ffffff;
  --kbd-hover-bg: #4c93db;
  --kbd-hover-color: #ffffff;
  --kbd-radius: 4px;
  --kbd-size: 18px;
  --kbd-opacity: 1;
  direction: ltr;
  font-size: var(--kbd-size);
  background: var(--kbd-bg);
  opacity: var(--kbd-opacity);
  border-radius: calc(var(--kbd-radius) + 5px);
  padding: .45em;
  margin-bottom: 1rem;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
  box-shadow: 0 2px 14px rgba(0, 0, 0, .18);
  /* em-ширина растёт вместе с --kbd-size (47.8em * 18px = 860px по умолчанию) */
  width: 47.8em;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}
@media (max-width: 575px) {
  .kbd-board { font-size: calc(var(--kbd-size) - 5px); }
}
@media (min-width: 576px) and (max-width: 991px) {
  .kbd-board { font-size: calc(var(--kbd-size) - 2px); }
}

.kbd-row {
  display: flex;
  gap: .3em;
  margin-top: .3em;
}
.kbd-row:first-child { margin-top: 0; }

.kbd-key {
  flex: 1 1 0;
  min-width: 0;
  height: 2.7em;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--kbd-key-bg);
  color: var(--kbd-key-color);
  border: 1px solid var(--kbd-key-border);
  border-radius: var(--kbd-radius);
  font-size: 1em;
  font-family: inherit;
  line-height: 1;
  padding: 0;
  margin: 0;
  cursor: default;
  white-space: nowrap;
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(0, 0, 0, .14);
  transition: background-color .06s ease, color .06s ease, transform .06s ease;
}
.kbd-key-special {
  background: var(--kbd-special-bg);
  border-color: var(--kbd-special-border);
  color: var(--kbd-special-color);
  font-size: .68em;
  height: 3.97em;
  font-weight: 600;
}
.kbd-key:focus { outline: none; }
.kbd-key:hover,
.kbd-key.kbd-key-hover {
  background: var(--kbd-hover-bg);
  border-color: var(--kbd-hover-bg);
  color: var(--kbd-hover-color);
}
.kbd-key:active,
.kbd-key.kbd-key-active,
.kbd-key.kbd-key-locked,
.kbd-key.kbd-key-dead {
  background: var(--kbd-accent);
  border-color: var(--kbd-accent);
  color: var(--kbd-accent-color);
}
.kbd-key:active,
.kbd-key.kbd-key-active {
  transform: translateY(1px);
  box-shadow: none;
}
.kbd-key.kbd-key-hint {
  background: var(--kbd-accent);
  border-color: var(--kbd-accent);
  color: var(--kbd-accent-color);
  animation: kbd-hint-pulse 1s ease-in-out infinite;
}
@keyframes kbd-hint-pulse {
  50% { opacity: .55; }
}
.kbd-key.kbd-key-wave {
  animation: kbd-wave-pass .5s ease-out;
}
@keyframes kbd-wave-pass {
  40% {
    background: var(--kbd-accent);
    border-color: var(--kbd-accent);
    color: var(--kbd-accent-color);
    transform: translateY(1px);
  }
}

.kbd-board-wrap {
  position: relative;
}

/* Центрирующая обёртка виджета: ширину диктует клавиатура,
   поля ввода и строка фразы растягиваются ровно до её ширины. */
.kbd-center {
  width: -moz-fit-content;
  width: fit-content;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}
.kbd-center .kbd-output,
.kbd-center .kbd-phrase,
.kbd-center .kbd-layouts {
  /* width:0 исключает элемент из расчёта fit-content,
     min-width растягивает его до ширины клавиатуры */
  width: 0;
  min-width: 100%;
}
.kbd-center .kbd-layouts { text-align: center; }

/* ===== Inputs & layout switcher ========================================== */
.kbd-output {
  margin-bottom: 1rem;
}
.kbd-layouts { margin-bottom: .5rem; }
.kbd-layouts .btn {
  min-width: 4.5rem;
  margin: 0 .25rem .35rem 0;
}

/* ===== Typing test ======================================================= */
.kbd-phrase {
  font-size: 1.35em;
  font-family: Consolas, Menlo, monospace;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: .9em 1.1em;
  line-height: 1.7;
  letter-spacing: .02em;
  margin-bottom: 1rem;
  min-height: 3.5em;
}
.kbd-phrase span { border-radius: 2px; }
.kbd-phrase .kbd-char-done { color: #2e8b46; }
.kbd-phrase .kbd-char-wrong { color: #b02a37; background: #f8d7da; }
.kbd-phrase .kbd-char-current {
  background: rgba(0, 144, 221, .22);
  box-shadow: 0 2px 0 #1565c0;
}

.kbd-stats {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 2.5rem;
  margin-bottom: 1.5rem;
}
.kbd-stat {
  text-align: center;
  min-width: 5.5rem;
}
.kbd-stat strong {
  display: block;
  font-size: 2rem;
  line-height: 1.2;
  color: #1565c0;
}
.kbd-stat label {
  margin-bottom: 0;
  color: #777;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-weight: normal;
}
.kbd-test-done .kbd-stat strong { color: #2e8b46; }

/* ===== Skins ============================================================= */
.kbd-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1rem;
}
.kbd-swatch {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px #ccc, 0 1px 4px rgba(0, 0, 0, .25);
  cursor: pointer;
  padding: 0;
  transition: transform .1s ease;
}
.kbd-swatch:hover { transform: scale(1.12); }
.kbd-swatch:focus { outline: none; }
.kbd-swatch.active { box-shadow: 0 0 0 3px #1565c0; }
.kbd-slider-label {
  display: flex;
  justify-content: space-between;
  font-size: .85rem;
  color: #777;
  margin-bottom: 0;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-weight: normal;
}
.kbd-skin-controls input[type=range],
.kbd-settings input[type=range] {
  width: 100%;
  margin-bottom: .75rem;
}
.kbd-settings .form-group { margin-bottom: 1.25rem; }
.kbd-settings .kbd-slider-label { margin-top: .25rem; }

/* ===== Symbols =========================================================== */
.kbd-symbols-search { max-width: 320px; }
.kbd-symbols td, .kbd-symbols th { vertical-align: middle; }
.kbd-symbols .kbd-sym {
  font-size: 1.45em;
  line-height: 1;
  text-align: center;
  width: 4.5rem;
}
.kbd-symbols .kbd-sym-code {
  font-family: Consolas, Menlo, monospace;
  white-space: nowrap;
}
.kbd-symbols tbody tr { cursor: pointer; }
.kbd-symbols tbody tr:hover { background: rgba(0, 144, 221, .08); }

.kbd-copy-toast {
  position: fixed;
  z-index: 1080;
  background: #222;
  color: #fff;
  font-size: .85rem;
  padding: .3rem .8rem;
  border-radius: 4px;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, 4px);
  transition: opacity .15s ease, transform .15s ease;
}
.kbd-copy-toast.show {
  opacity: .95;
  transform: translate(-50%, 0);
}

/* ===== Night mode (html.dark-theme, toggled by #btn-night-mode) ========== */
.dark-theme .kbd-phrase {
  background: #1a1a1a;
  border-color: #555;
  color: #ddd;
}
.dark-theme .kbd-phrase .kbd-char-wrong { background: #5c2229; color: #ff8f9b; }
.dark-theme .kbd-stat label, .dark-theme .kbd-slider-label { color: #999; }
.dark-theme .kbd-swatch {
  border-color: #444;
  box-shadow: 0 0 0 1px #666, 0 1px 4px rgba(0, 0, 0, .5);
}
.dark-theme .kbd-symbols tbody tr:hover { background: rgba(0, 144, 221, .18); }

.dark-theme .text-desc { color: #9aa0a6; }
.dark-theme .btn-light {
  color: #ddd;
  background-color: #2a2a2a;
  border-color: #555;
}
.dark-theme .btn-light:hover, .dark-theme .btn-light:focus { background-color: #3a3a3a; border-color: #666; }
.dark-theme .btn-light.active {
  color: #fff;
  background-color: #1565c0;
  border-color: #1565c0;
}
.dark-theme .kbd-output,
.dark-theme .kbd-symbols-search {
  background-color: #1a1a1a;
  border-color: #555;
  color: #eee;
}
.dark-theme .kbd-output::placeholder,
.dark-theme .kbd-symbols-search::placeholder { color: #888; }
.dark-theme .kbd-symbols td, .dark-theme .kbd-symbols th { border-color: #333; }
.dark-theme .kbd-board { box-shadow: 0 2px 14px rgba(0, 0, 0, .6); }