/* ============================================================
   calculator-water.css
   Калькулятор ВОДЫ — автономные стили
   Префикс: .water-calc
   ============================================================ */

.water-calc {
  --water-primary: #0a6b8a;
  --water-primary-light: #0a4a73;
  --water-bg: #f5f7fa;
  --water-card-bg: #ffffff;
  --water-text: #2d3748;
  --water-text-light: #718096;
  --water-border: #e2e8f0;
  --water-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  --water-radius: 12px;
  --water-transition: 0.2s ease;
  --water-font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --water-white: #ffffff;
  --water-accent: #ea5b1f;
  --water-success: #2f8f4e;
  --water-warn-bg: #fee2e2;
  --water-warn-fg: #b91c1c;

  background-color: var(--water-bg);
  padding: 10px;
  margin-bottom: 20px;
  font-family: var(--water-font);
}

.water-calc * { box-sizing: border-box; }

/* ============ SEO-блок ============ */
.water-calc__seo-block {
  background: var(--water-card-bg);
  border-radius: var(--water-radius);
  box-shadow: var(--water-shadow);
  max-width: 1200px;
  margin: 0 auto 10px;
  padding: 24px 30px;
}
.water-calc__seo-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--water-primary);
  margin: 0 0 10px;
}
.water-calc__seo-text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--water-text);
  margin: 0;
  /* max-width: 820px; */
}

/* ============ Layout ============ */
.water-calc__main {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  gap: 10px;
  max-width: 1200px;
  margin: 0 auto;
}
.water-calc__card {
  background: var(--water-card-bg);
  border-radius: var(--water-radius);
  box-shadow: var(--water-shadow);
  flex: 1 1 380px;
  min-width: 0;
  max-width: 560px;
  padding: 30px;
  transition: box-shadow var(--water-transition);
}
.water-calc__card:hover { box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08); }
.water-calc__info-panel {
  background: var(--water-card-bg);
  border-radius: var(--water-radius);
  box-shadow: var(--water-shadow);
  flex: 1 1 420px;
  max-width: 610px;
  padding: 30px;
  transition: box-shadow var(--water-transition);
}
.water-calc__info-panel:hover { box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08); }

/* ============ Поля формы ============ */
.water-calc__field { margin-bottom: 20px; }
.water-calc__label {
  display: block;
  font-weight: 600;
  color: var(--water-text);
  margin-bottom: 6px;
  font-size: 15px;
}
.water-calc__select,
.water-calc__input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--water-border);
  border-radius: 8px;
  font-size: 16px;
  background-color: #fafbfc;
  color: var(--water-text);
  transition: border-color var(--water-transition), box-shadow var(--water-transition);
  appearance: none;
  -webkit-appearance: none;
}
.water-calc__select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
  padding-right: 40px;
}
.water-calc__select:focus,
.water-calc__input:focus {
  outline: none;
  border-color: var(--water-primary);
  box-shadow: 0 0 0 3px rgba(10, 107, 138, 0.15);
}

/* Поле с ползунком температуры */
.water-calc__range-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}
.water-calc__range {
  flex: 1;
  height: 6px;
  accent-color: var(--water-primary);
  cursor: pointer;
}
.water-calc__range-value {
  min-width: 62px;
  text-align: right;
  font-size: 16px;
  font-weight: 600;
  color: var(--water-primary);
}

/* ============ Результат ============ */
.water-calc__result {
  margin-top: 25px;
  display: none;
  animation: water-calc-fadeIn 0.4s ease;
}
@keyframes water-calc-fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.water-calc__result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}
.water-calc__result-header h3 {
  font-size: 20px;
  color: var(--water-primary);
  margin: 0;
}
.water-calc__result-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.water-calc__result-item {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--water-border);
  font-size: 15px;
}
.water-calc__result-item > span:not(.water-calc__result-value) {
  max-width: 230px;
}
.water-calc__result-item:last-child { border-bottom: none; }
.water-calc__result-value {
  margin-left: auto;
  font-weight: 600;
  color: var(--water-primary);
  background: #e6f0f7;
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
  text-align: right;
  line-height: 1.3;
}

/* Главная строка — суточная норма */
.water-calc__result-item--main {
  background: #e6f0f7;
  margin: 0 -12px;
  padding: 14px 12px;
  border-radius: 8px;
  border-bottom: none;
  font-weight: 600;
}
.water-calc__result-item--main .water-calc__result-value {
  background: var(--water-primary);
  color: #fff;
  font-size: 16px;
  padding: 6px 14px;
}

/* Приглушённые строки */
.water-calc__result-item--hint { opacity: .85; }
.water-calc__result-item--hint .water-calc__icon { color: var(--water-text-light); }

/* ============ Иконки ============ */
.water-calc__icon {
  width: 28px;
  margin-right: 8px;
  font-size: 19px;
  text-align: center;
  color: var(--water-primary);
  flex-shrink: 0;
}

/* ============ Кнопки действий ============ */
.water-calc__actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.water-calc__action-btn {
  background: none;
  border: 1px solid var(--water-border);
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
  color: var(--water-text-light);
  transition: all var(--water-transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
}
.water-calc__action-btn:hover {
  background: #f0f4f8;
  border-color: #cbd5e0;
  color: var(--water-text);
}
.water-calc__action-btn i { font-size: 16px; }

.water-calc__save-history-btn {
  border-color: #f1c40f;
  color: #b7950b;
}
.water-calc__save-history-btn:hover {
  background: #fef9e7;
  border-color: #f39c12;
  color: #7d6608;
}

/* ============ Примечания ============ */
.water-calc__notice {
  margin-top: 12px;
  font-size: 14px;
  color: var(--water-text-light);
  background: #f8fafc;
  padding: 10px 14px;
  border-radius: 8px;
  border-left: 4px solid var(--water-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.water-calc__disclaimer {
  margin: 10px 0 20px;
  font-size: 13px;
  color: #6b7a8a;
  background: #fef9e7;
  padding: 10px 14px;
  border-radius: 8px;
  border-left: 4px solid #f1c40f;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
}

/* ============ CTA-ссылка на товар ============ */
.water-calc__product-link-container {
  margin-top: 15px;
  text-align: right;
}
.water-calc__product-link {
  display: inline-block;
  background: var(--water-accent);
  color: var(--water-white);
  border: 2px solid var(--water-accent);
  padding: 10px 20px ;
  border-radius: 25px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: background-color var(--water-transition), border-color var(--water-transition);
}
.water-calc__product-link:hover {
  color: #fff;
  text-decoration: none;
  background: #dd0017;
  border-color: #dd0017;
  box-shadow: 0 4px 12px rgba(221, 0, 23, 0.4);
}

/* ============ Инфо-панель ============ */
.water-calc__info-heading {
  font-size: 20px;
  font-weight: 600;
  color: var(--water-primary);
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.water-calc__info-section { margin-bottom: 25px; }
.water-calc__info-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.water-calc__info-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 6px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--water-text);
}
.water-calc__info-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--water-primary);
}

/* ============ История ============ */
.water-calc__history-container {
  margin-top: 20px;
  border-top: 1px solid var(--water-border);
  padding-top: 15px;
}
.water-calc__history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 8px;
}
.water-calc__history-header h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--water-primary);
  margin: 0;
}
.water-calc__history-header > div {
  display: flex;
  gap: 6px;
  align-items: center;
}
.water-calc__clear-history-btn {
  background: none;
  border: none;
  color: var(--water-text-light);
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all var(--water-transition);
}
.water-calc__clear-history-btn:hover {
  background: #fee2e2;
  color: #b91c1c;
}
.water-calc__export-history-btn {
  background: none;
  border: 1px solid var(--water-border);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 13px;
  cursor: pointer;
  color: var(--water-text-light);
  transition: all var(--water-transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: inherit;
}
.water-calc__export-history-btn:hover {
  background: #f0f4f8;
  border-color: #cbd5e0;
  color: var(--water-text);
}
.water-calc__history-list {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 200px;
  overflow-y: auto;
}
.water-calc__history-item {
  padding: 6px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.water-calc__history-item .water-history-info {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  align-items: baseline;
}
.water-calc__history-item .water-history-bird { font-weight: 600; }
.water-calc__history-item .water-history-date {
  color: var(--water-text-light);
  font-size: 12px;
}
.water-calc__history-item .water-history-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}
.water-calc__delete-history-btn {
  background: none;
  border: none;
  color: var(--water-text-light);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all var(--water-transition);
  line-height: 1;
}
.water-calc__delete-history-btn:hover {
  background: #fee2e2;
  color: #b91c1c;
}
.water-calc__history-empty {
  color: var(--water-text-light);
  font-size: 14px;
  text-align: center;
  padding: 10px 0;
}

/* ============ Адаптив ============ */
@media (max-width: 900px) {
  .water-calc__main { flex-direction: column; align-items: center; gap: 20px; }
  .water-calc__card { flex: 1 1 auto; width: 100%; max-width: 100%; padding: 20px; }
  .water-calc__info-panel { flex: 1 1 auto; width: 100%; max-width: 100%; padding: 20px; }
  .water-calc__seo-block { padding: 20px; }
  .water-calc__seo-text { max-width: none; }
  .water-calc__actions { flex-direction: column; align-items: stretch; }
  .water-calc__history-header { flex-direction: column; align-items: stretch; }
  .water-calc__history-item { flex-wrap: wrap; }
}