/* === CALCULATOR.CSS === */
/* assets/css/calculator.css */
/* НАЗНАЧЕНИЕ: Калькулятор сценариев - управление, вложения, результаты */
/* СВЯЗИ: tokens.css, views/sections/calculator.php, assets/js/calc.js */
/* РАЗМЕР: ~300 строк */

.calc {
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--paper);
}

/* ==========================================================
   УПРАВЛЕНИЕ
   ========================================================== */

.calc-controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
}

.calc-group {
  padding: clamp(22px, 2.8vw, 32px);
  background: var(--paper);
}

.calc-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s3);
  margin-bottom: var(--s5);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.calc-out {
  font-family: var(--serif);
  font-size: 21px;
  letter-spacing: -.02em;
  text-transform: none;
  color: var(--champagne-deep);
}

/* -- Переключатели -- */

.calc-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s3);
}

.calc-opt {
  padding: var(--s4) var(--s3);
  border-radius: var(--r-sm);
  box-shadow: inset 0 0 0 1px var(--rule);
  text-align: left;
  transition: box-shadow .3s ease, background-color .3s ease;
}

.calc-opt:hover { box-shadow: inset 0 0 0 1px var(--mute); }

.calc-opt b {
  display: block;
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 400;
  letter-spacing: -.02em;
  transition: color .3s ease;
}

.calc-opt span {
  display: block;
  margin-top: 2px;
  font-size: 12.5px;
  line-height: 1.35;
  color: var(--ink-soft);
}

.calc-opt.active {
  background: var(--champagne-wash);
  box-shadow: inset 0 0 0 1px rgba(128, 97, 52, .38);
}

.calc-opt.active b { color: var(--champagne-deep); }

/* -- Ползунок срока -- */

.calc-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 2px;
  margin: var(--s5) 0 var(--s4);
  border-radius: var(--r-pill);
  background: linear-gradient(
    to right,
    var(--champagne-deep) 0%,
    var(--champagne-deep) var(--fill, 100%),
    var(--rule) var(--fill, 100%),
    var(--rule) 100%
  );
  cursor: pointer;
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border: 3px solid var(--paper);
  border-radius: var(--r-pill);
  background: var(--champagne-deep);
  box-shadow: 0 2px 8px rgba(9, 8, 12, .2);
  transition: transform .3s var(--out-quart);
}

.calc-range::-webkit-slider-thumb:hover { transform: scale(1.14); }

.calc-range::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border: 3px solid var(--paper);
  border-radius: var(--r-pill);
  background: var(--champagne-deep);
  box-shadow: 0 2px 8px rgba(9, 8, 12, .2);
}

.calc-ticks {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--ink-soft);
}

/* ==========================================================
   ВЛОЖЕНИЯ
   ========================================================== */

.calc-invest {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(246, 246, 244, .12);
  border-top: 1px solid var(--rule);
}

.ci-item {
  padding: clamp(22px, 2.8vw, 30px);
  background: var(--graphite);
}

.ci-item span {
  display: block;
  margin-bottom: var(--s3);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.ci-item b {
  font-family: var(--serif);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 400;
  letter-spacing: -.025em;
  font-variant-numeric: tabular-nums;
  color: var(--paper);
  white-space: nowrap;
}

/* ==========================================================
   ТРИ СЦЕНАРИЯ
   ========================================================== */

.calc-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
}

.calc-card {
  position: relative;
  padding: clamp(24px, 3vw, 34px);
  background: var(--paper);
}

.calc-card.accent { background: var(--champagne-wash); }

.calc-card.accent::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--champagne-deep);
}

.cc-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s3);
  margin-bottom: var(--s5);
}

.cc-title {
  font-size: 14px;
  font-weight: 600;
}

.cc-badge {
  padding: 4px 11px;
  border-radius: var(--r-pill);
  background: var(--ink);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--paper);
}

.cc-profit {
  font-family: var(--serif);
  font-size: clamp(30px, 3.6vw, 42px);
  line-height: 1.02;
  letter-spacing: -.03em;
  font-variant-numeric: tabular-nums;
}

.calc-card.accent .cc-profit { color: var(--champagne-deep); }

.cc-pct {
  margin-top: var(--s2);
  font-size: 14px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink-soft);
}

.cc-note {
  margin: var(--s5) 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-70);
}

.cc-final {
  padding-top: var(--s4);
  border-top: 1px solid var(--rule);
  font-size: 13px;
  color: var(--ink-soft);
}

.cc-final b {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

/* ==========================================================
   ПРИЗЫВ ПОД КАЛЬКУЛЯТОРОМ
   ========================================================== */

.calc-cta {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--rule);
  background: var(--paper-2);
}

.calc-disclaimer {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 74ch;
}

/* Подсветка поля, когда расчет перенесен в форму */
textarea.flash {
  animation: flash-field 1.2s var(--out-quart);
}

@keyframes flash-field {
  0%   { box-shadow: inset 0 0 0 1px rgba(194, 168, 120, .9); background: rgba(194, 168, 120, .18); }
  100% { box-shadow: inset 0 0 0 1px var(--rule-dark); background: rgba(246, 246, 244, .06); }
}