/* MonoMark — дизайн-система Synamica */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&display=swap');

:root {
  --bg: #252422;
  --bg-card: #1a1917;
  --bg-hover: #2d2b28;
  --border: #403d39;
  --text: #fffcf2;
  --text-muted: #a8a29e;
  --accent: #eb5e28;
  --green: #4ade80;
  --yellow: #fbbf24;
  --red: #f87171;
}

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

body {
  font-family: 'IBM Plex Mono', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 2rem 1rem;
}

.container {
  max-width: 740px;
  margin: 0 auto;
}

/* Шапка */
.header { margin-bottom: 2rem; }

h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

/* Табы */
.tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.tab {
  padding: 0.65rem 1.2rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}

.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.tab:hover { color: var(--text); }

/* Поле ввода — слово */
.input-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

input[type="text"] {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  padding: 0.8rem 1rem;
  border-radius: 4px;
  outline: none;
  transition: border-color 0.15s;
}

input[type="text"]:focus { border-color: var(--accent); }

input[type="text"]::placeholder { color: var(--border); }

/* Поле ввода — текст */
.textarea-wrap {
  position: relative;
  margin-bottom: 0.75rem;
}

textarea {
  width: 100%;
  min-height: 200px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: inherit;
  font-size: 0.88rem;
  padding: 1rem;
  border-radius: 4px;
  outline: none;
  resize: vertical;
  line-height: 1.6;
  transition: border-color 0.15s;
}

textarea:focus { border-color: var(--accent); }

textarea::placeholder { color: var(--border); }

.char-count {
  display: block;
  text-align: right;
  font-size: 0.65rem;
  color: var(--border);
  margin-top: 0.25rem;
  margin-bottom: 0.75rem;
}

/* Кнопки */
.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.75rem 1.4rem;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}

.btn:hover { opacity: 0.88; }
.btn:disabled { opacity: 0.35; cursor: not-allowed; }

.btn-sm {
  font-size: 0.75rem;
  padding: 0.4rem 0.75rem;
}

.btn-outline {
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: #fff;
}

.btn-ghost {
  background: var(--border);
  color: var(--text-muted);
  font-weight: 500;
}

.btn-ghost:hover { background: var(--bg-hover); }

.btn-copy {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.7rem;
  padding: 0.3rem 0.6rem;
}

.btn-copy:hover { border-color: var(--text-muted); color: var(--text); }

/* Карточка результата — слово */
.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem;
  margin-bottom: 1rem;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.verdict-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.verdict-badge {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

.verdict-badge.pass { background: var(--green); color: #000; }
.verdict-badge.fail { background: var(--red); color: #000; }
.verdict-badge.latin { background: var(--red); color: #000; }

.word-display {
  font-size: 1.15rem;
  font-weight: 600;
}

/* Словари */
.dicts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.dict-tag {
  font-size: 0.68rem;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.dict-tag.present { border-color: var(--green); color: var(--green); }
.dict-tag.absent { opacity: 0.35; }

/* Пояснение */
.explanation {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

/* Детали */
.details {
  font-size: 0.78rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  margin-bottom: 0.75rem;
}

.detail-label {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.25rem;
}

.detail-text {
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 0.4rem;
}

/* Подсказка исправления */
.spelling-correction {
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  border-radius: 4px;
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.75rem;
}

/* Замены (режим слово) */
.alternatives { border-top: 1px solid var(--border); padding-top: 0.75rem; }

.alt-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0;
  font-size: 0.82rem;
}

.alt-check { color: var(--green); font-weight: 700; }

/* Оговорки */
.caveats {
  margin-top: 1rem;
  padding: 0.75rem;
  background: rgba(64, 61, 57, 0.3);
  border-radius: 4px;
}

.caveats-title {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.caveat {
  font-size: 0.68rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 0.4rem;
  padding-left: 0.6rem;
  border-left: 2px solid var(--border);
}

.caveat:last-child {
  opacity: 0.55;
  margin-bottom: 0;
}

/* ═══ Пакетная проверка ═══ */

.batch-summary {
  font-size: 0.88rem;
  margin-bottom: 1.25rem;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border-radius: 4px;
  border: 1px solid var(--border);
}

.batch-summary strong { color: var(--accent); }
.batch-clean { color: var(--green) !important; }
.batch-problems { color: var(--red) !important; }

/* Список проблем */
.problem-list { list-style: none; }

.problem-item {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  animation: fadeIn 0.2s ease;
}

.problem-item:last-child { border-bottom: none; }

.problem-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.problem-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.problem-buttons {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.problem-word {
  font-weight: 700;
  font-size: 0.95rem;
}

.problem-original {
  color: var(--text-muted);
  font-size: 0.7rem;
}

/* Варианты замен в текстовом режиме */
.alts-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  padding: 0.25rem 0;
}

/* Превью переписанных предложений */
.rewrite-preview {
  background: var(--bg);
  border-radius: 4px;
  padding: 0.6rem 0.75rem;
  margin-top: 0.25rem;
}

.rewrite-old {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.6;
  line-height: 1.4;
}

.rewrite-new {
  font-size: 0.75rem;
  color: var(--green);
  line-height: 1.4;
  margin-top: 0.2rem;
}

/* Скипнутое слово */
.skipped {
  opacity: 0.4;
  padding: 0.5rem 0;
}

.skipped .problem-word { text-decoration: line-through; }

/* Спиннер */
.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

.hidden { display: none !important; }

/* Финальный текст */
.final-section {
  margin-top: 1.5rem;
  animation: fadeIn 0.3s ease;
}

.final-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.replaced-text {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem;
  font-size: 0.85rem;
  line-height: 1.65;
  white-space: pre-wrap;
  position: relative;
}

.replaced-text mark {
  background: rgba(235, 94, 40, 0.2);
  color: var(--accent);
  padding: 0.05rem 0.15rem;
  border-radius: 2px;
}

/* Секция */
.section-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 1.25rem 0 0.5rem;
}

/* Футер */
.footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.68rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer a, .footer a:visited {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.footer a:hover { color: var(--accent); }

.footer-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--border);
}

/* Адаптив */
@media (max-width: 600px) {
  body { padding: 1rem 0.75rem; }
  h1 { font-size: 1.2rem; }
  .input-row { flex-direction: column; }
  .input-row .btn { width: 100%; }
  .problem-header { flex-direction: column; align-items: flex-start; }
  .problem-buttons { width: 100%; }
  .problem-buttons .btn { flex: 1; text-align: center; }
}