/* calc-spread.css — ПОЛНОСТЬЮ ГОТОВЫЙ (без :root), повышенный контраст и крупнее шрифты */

/* Обертка */
.cs-wrap{
  color: #0f172a;
}

/* Главная карточка */
.cs-card{
  background: #ffffff;
  border: 1px solid #d1d5db;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(15, 23, 42, .06);
  padding: 18px;
}

/* Шапка */
.cs-head{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.cs-title{
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #0f172a;
}

.cs-subtitle{
  margin: 6px 0 0 0;
  font-size: 13px;
  line-height: 1.45;
  color: #475569;
}

/* Кнопки */
.cs-actions{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.cs-btn{
  appearance: none;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: #0f172a;
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
  font-weight: 800;
  font-size: 14px;
  transition: transform .05s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
}

.cs-btn:hover{
  background: #eef2ff;
  border-color: #a5b4fc;
  box-shadow: 0 6px 18px rgba(37, 99, 235, .10);
}

.cs-btn:active{
  transform: translateY(1px);
}

/* Сетка */
.cs-grid{
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 16px;
}

@media (max-width: 900px){
  .cs-grid{ grid-template-columns: 1fr; }
}

/* Панель слева */
.cs-panel{
  border: 1px solid #d1d5db;
  border-radius: 16px;
  padding: 14px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.cs-panel-title{
  margin: 0 0 12px 0;
  font-size: 15px;
  font-weight: 900;
  color: #0f172a;
}

/* Форма */
.cs-form{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 560px){
  .cs-form{ grid-template-columns: 1fr; }
}

.cs-field label{
  display: block;
  font-size: 13px;
  font-weight: 900;
  color: #334155;
  margin-bottom: 6px;
}

/* Инпуты */
.cs-input{
  width: 100%;
  box-sizing: border-box;
  padding: 12px 12px;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  background: #ffffff;
  outline: none;
  font-size: 15px;
  font-weight: 900;
  color: #0f172a;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}

.cs-input:hover{
  border-color: #94a3b8;
}

.cs-input:focus{
  border-color: #2563eb;
  box-shadow: 0 0 0 4px rgba(37,99,235,.15);
  background: #ffffff;
}

.cs-hint{
  margin-top: 6px;
  font-size: 13px;
  color: #475569;
  line-height: 1.35;
}

/* Правая колонка */
.cs-results{
  display: grid;
  gap: 12px;
}

/* KPI карточки */
.cs-kpi{
  border: 1px solid #d1d5db;
  border-radius: 16px;
  padding: 14px;
  background: #f8fafc;
}

.cs-kpi .cs-kpi-name,
.cs-kpi-name{
  font-size: 13px;
  font-weight: 900;
  color: #334155;
  margin: 0 0 6px 0;
}

.cs-kpi .cs-kpi-val,
.cs-kpi-val{
  font-size: 24px;
  font-weight: 900;
  margin: 0;
  letter-spacing: -0.02em;
  color: #0f172a;
}

.cs-kpi .cs-kpi-sub,
.cs-kpi-sub{
  margin: 8px 0 0 0;
  font-size: 13px;
  color: #475569;
  line-height: 1.35;
}

/* Состояния прибыли */
.cs-kpi.good .cs-kpi-val{ color: #15803d; }
.cs-kpi.bad  .cs-kpi-val{ color: #b91c1c; }

/* Подсветка спреда */
#cs_out_spread_abs,
#cs_out_spread_pct{
  color: #1d4ed8;
  font-weight: 900;
}

/* Примечание */
.cs-note{
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: #eef2ff;
  border: 1px solid #c7d2fe;
  color: #0f172a;
  font-size: 13px;
  line-height: 1.45;
}

.cs-note strong{
  font-weight: 900;
}

/* Подвал */
.cs-foot{
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: center;
  justify-content: space-between;
  color: #475569;
  font-size: 13px;
  line-height: 1.35;
}

/* Бейдж */
.cs-badge{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background: #eef2ff;
  color: #0f172a;
  font-weight: 900;
}

.cs-badge i{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-block;
  background: #2563eb;
}

/* Бейдж: плюс/минус */
.cs-badge.good{
  background: #ecfdf5;
  border-color: #86efac;
}

.cs-badge.good i{ background: #16a34a; }

.cs-badge.bad{
  background: #fef2f2;
  border-color: #fca5a5;
}

.cs-badge.bad i{ background: #dc2626; }

/* Небольшие улучшения на очень широких экранах */
@media (min-width: 1200px){
  .cs-card{ padding: 20px; }
  .cs-kpi .cs-kpi-val,
  .cs-kpi-val{ font-size: 26px; }
}