/* === CALCULATOR.CSS === */
/* assets/css/calculator.css */
/* НАЗНАЧЕНИЕ: Стили калькулятора инвестиций */
/* СВЯЗИ: main.css (переменные), views/sections/calculator.php */
/* РАЗМЕР: ~330 строк */

.calc {
  margin-top: 46px;
  border: 1px solid var(--line);
  background: var(--ivory);
  overflow: hidden;
}

.cream .calc { background: var(--ivory-2); }

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

.calc-controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.calc-group {
  background: var(--ivory);
  padding: 26px 28px;
}

.cream .calc-group { background: var(--ivory-2); }

.calc-label {
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-55);
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.calc-out {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0;
  text-transform: none;
}

/* -- Кнопки-переключатели -- */

.calc-switch {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.calc-opt {
  border: 1px solid var(--line);
  background: transparent;
  padding: 14px 12px;
  cursor: pointer;
  text-align: left;
  border-radius: 2px;
  transition: border-color .25s var(--ease-out-quart),
              background .25s var(--ease-out-quart),
              transform .2s var(--ease-out-quart);
}

.calc-opt b {
  display: block;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  color: var(--ink);
  margin-bottom: 5px;
  transition: color .25s var(--ease-out-quart);
}

.calc-opt span {
  display: block;
  font-size: 11.5px;
  color: var(--ink-55);
  line-height: 1.3;
}

.calc-opt:hover {
  border-color: var(--gold-soft);
  transform: translateY(-1px);
}

.calc-opt.active {
  border-color: var(--gold);
  background: color-mix(in oklab, var(--gold) 11%, transparent);
}

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

/* -- Ползунок срока -- */

.calc-range {
  --fill: 100%;
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: linear-gradient(
    to right,
    var(--gold) 0%,
    var(--gold) var(--fill),
    var(--line-soft) var(--fill),
    var(--line-soft) 100%
  );
  border-radius: 2px;
  outline: none;
  margin: 22px 0 10px;
  cursor: pointer;
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid var(--ivory);
  box-shadow: 0 2px 10px rgba(11,32,39,.22);
  cursor: grab;
  transition: transform .2s var(--ease-out-quart);
}

.cream .calc-range::-webkit-slider-thumb { border-color: var(--ivory-2); }

.calc-range::-webkit-slider-thumb:hover { transform: scale(1.15); }
.calc-range::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.05); }

.calc-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid var(--ivory);
  box-shadow: 0 2px 10px rgba(11,32,39,.22);
  cursor: grab;
}

.calc-ticks {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-55);
}

/* ============================================
   БЛОК ВЛОЖЕНИЙ
   ============================================ */

.calc-invest {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.ci-item {
  background: var(--navy);
  padding: 22px 28px;
  color: var(--ivory);
}

.ci-item span {
  display: block;
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.ci-item b {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 600;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

/* ============================================
   КАРТОЧКИ СЦЕНАРИЕВ
   ============================================ */

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

.calc-card {
  background: var(--ivory);
  padding: 28px;
  position: relative;
  transition: background .3s var(--ease-out-quart);
}

.cream .calc-card { background: var(--ivory-2); }

.calc-card.accent {
  background: color-mix(in oklab, var(--gold) 8%, var(--ivory));
}

.cream .calc-card.accent {
  background: color-mix(in oklab, var(--gold) 10%, var(--ivory-2));
}

/* Золотая линия сверху у главного сценария */
.calc-card.accent::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.cc-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  min-height: 22px;
}

.cc-title {
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink-55);
}

.cc-badge {
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--gold);
  padding: 3px 8px;
  border-radius: 2px;
  font-weight: 600;
  white-space: nowrap;
}

.cc-profit {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.4vw, 40px);
  font-weight: 600;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  margin-bottom: 6px;
}

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

.cc-pct {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink-55);
  margin-bottom: 16px;
  font-variant-numeric: tabular-nums;
}

.calc-card.accent .cc-pct { color: var(--gold); }

.cc-note {
  font-size: 13px;
  color: var(--ink-55);
  line-height: 1.5;
  min-height: 40px;
  margin-bottom: 16px;
}

.cc-final {
  font-size: 12.5px;
  color: var(--ink-55);
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.cc-final b {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 17px;
  font-variant-numeric: tabular-nums;
}

/* ============================================
   ПРИЗЫВ К ДЕЙСТВИЮ
   ============================================ */

.calc-cta {
  padding: 32px 28px;
  text-align: center;
  border-top: 1px solid var(--line);
}

.calc-disclaimer {
  font-size: 12.5px;
  color: var(--ink-55);
  max-width: 620px;
  margin: 18px auto 0;
  line-height: 1.55;
}

/* Подсветка поля комментария после переноса расчета */
textarea.flash {
  animation: flash-field 1.2s var(--ease-out-quart);
}

@keyframes flash-field {
  0%, 100% { border-color: color-mix(in oklab, var(--gold) 22%, transparent); }
  30%      { border-color: var(--gold); background: rgba(198,164,91,.14); }
}

/* ============================================
   АДАПТИВ
   ============================================ */

@media (max-width: 980px) {
  .calc-controls { grid-template-columns: 1fr; }
  .calc-invest   { grid-template-columns: 1fr; }
  .calc-results  { grid-template-columns: 1fr; }

  .cc-note { min-height: 0; }
}

@media (max-width: 820px) {
  .calc-group { padding: 22px 20px; }
  .calc-card  { padding: 24px 20px; }
  .ci-item    { padding: 18px 20px; }
  .ci-item b  { font-size: 26px; }
  .calc-cta   { padding: 26px 20px; }
  .calc-cta .btn { width: 100%; }
}

@media (max-width: 480px) {
  .calc-switch { grid-template-columns: 1fr; }
}

/* Печать: калькулятор не нужен */
@media print {
  .calc-controls, .calc-cta { display: none; }
}