/* ============================================================
   Investment Calculator (investment-calculator.html / -en.html)
   ============================================================ */

.ir-page .ir-invest-calc .section-title-center {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.ir-page .ir-calc-form-card,
.ir-page .ir-calc-result-card {
  background: #fff;
  border: 1px solid rgba(4, 6, 24, 0.06);
  border-radius: var(--ir-radius);
  padding: 32px;
  height: 100%;
  box-sizing: border-box;
  box-shadow: var(--at-shadow-sm, 0 2px 8px rgba(0, 0, 0, 0.08));
}

.ir-page .ir-calc-form-card .form-label {
  font-weight: 500;
  color: var(--ir-primary);
  margin-bottom: 8px;
  font-size: 16px;
}

.ir-page .ir-calc-form-card .form-control {
  border: 1px solid #dee2e6;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 16px;
  color: var(--ir-primary);
  transition: border-color 0.3s;
}

.ir-page .ir-calc-form-card .form-control:focus {
  border-color: var(--ir-accent);
  box-shadow: 0 0 0 3px rgba(255, 127, 38, 0.1);
  outline: none;
}

.ir-page .ir-calc-form-card input[type="date"].form-control {
  cursor: pointer;
}

/* ── Clearable amount input ─────────────────────────────────── */
.ir-page .ir-calc-input-wrap {
  position: relative;
}

.ir-page .ir-calc-input-wrap .form-control {
  padding-right: 40px;
}

.ir-page .ir-calc-clear-btn {
  display: none;
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  border: none;
  background: none;
  padding: 4px;
  font-size: 16px;
  color: #b7b8c2;
  cursor: pointer;
  line-height: 1;
}

.ir-page .ir-calc-clear-btn:hover {
  color: #e65757;
}

/* ── Segmented toggle (จำนวนเงิน / จำนวนหุ้น) ───────────────── */
.ir-page .ir-calc-toggle {
  position: relative;
  display: flex;
  background: #f3f3f3;
  border-radius: 12px;
  padding: 4px;
  gap: 4px;
}

.ir-page .ir-calc-toggle input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.ir-page .ir-calc-toggle label {
  flex: 1;
  text-align: center;
  padding: 12px 8px;
  border-radius: 9px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ir-text);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
  margin: 0;
}

.ir-page .ir-calc-toggle input[type="radio"]:checked + label {
  background: #fff;
  color: var(--ir-primary);
  box-shadow: 0 2px 8px rgba(4, 6, 24, 0.1);
}

.ir-page .ir-calc-toggle input[type="radio"]:focus-visible + label {
  outline: 2px solid var(--ir-accent);
  outline-offset: 2px;
}

/* ── Latest price note ───────────────────────────────────── */
.ir-page .ir-calc-price-note {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--ir-accent-light, #fff2e9);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--ir-primary);
  margin: 20px 0 24px;
}

.ir-page .ir-calc-price-note i {
  color: var(--ir-accent);
}

.ir-page .ir-calc-price-note strong {
  color: var(--ir-accent);
  font-size: 16px;
}

/* ── Quick-adjust buttons (จำนวนหุ้น: -100 / +100 ...) ──────── */
.ir-page .ir-calc-quick-adjust {
  display: none;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 10px;
}

.ir-page .ir-calc-quick-btn {
  width: 100%;
  border: 1px solid #dee2e6;
  background: #fff;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ir-primary);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.1s;
  height: 44px;
}

.ir-page .ir-calc-quick-btn[data-delta^="-"] { color: #e65757; }
.ir-page .ir-calc-quick-btn:not([data-delta^="-"]) { color: #1f9254; }

.ir-page .ir-calc-quick-btn:hover {
  border-color: var(--ir-accent);
  background: var(--ir-accent-light, #fff2e9);
}

.ir-page .ir-calc-quick-btn:active {
  transform: scale(0.96);
}

.ir-page .ir-calc-quick-btn:focus-visible {
  outline: 2px solid var(--ir-accent);
  outline-offset: 2px;
}

.ir-page .ir-calc-error {
  color: #e65757;
  font-size: 14px;
  margin: -8px 0 16px;
}

.ir-page .ir-calc-form-card button[type="submit"] {
  border: none;
}

/* ── Result list ─────────────────────────────────────────── */
.ir-page .ir-calc-result-list {
  display: flex;
  flex-direction: column;
  margin-top: 24px;
}

.ir-page .ir-calc-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px dashed rgba(4, 6, 24, 0.1);
}

.ir-page .ir-calc-result-item:last-child {
  border-bottom: none;
}

.ir-page .ir-calc-result-label {
  font-size: 15px;
  color: var(--ir-text);
}

.ir-page .ir-calc-result-value {
  font-size: 18px;
  font-weight: 600;
  color: var(--ir-primary);
  text-align: right;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.ir-page .ir-calc-result-item--total {
  margin-top: 8px;
  padding: 20px;
  border-radius: 16px;
  background: #f3f3f3;
  border-bottom: none;
}

.ir-page .ir-calc-result-item--total .ir-calc-result-label {
  font-size: 16px;
  font-weight: 500;
  color: var(--ir-primary);
}

.ir-page .ir-calc-result-item--total .ir-calc-result-value {
  font-size: 24px;
}

.ir-page .ir-calc-result-value.is-positive { color: #1f9254; }
.ir-page .ir-calc-result-value.is-negative { color: #e65757; }

/* ── Historical price chart (responsive height) ──────────── */
.ir-page .ir-calc-chart {
  width: 100%;
  height: 380px;
  margin-top: 24px;
}

@media (max-width: 991px) {
  .ir-page .ir-calc-chart { height: 320px; }
}

@media (max-width: 575px) {
  .ir-page .ir-calc-form-card,
  .ir-page .ir-calc-result-card { padding: 24px 20px; }
  .ir-page .ir-calc-toggle { flex-direction: column; }
  .ir-page .ir-calc-chart { height: 260px; margin-top: 16px; }

  .ir-page .ir-calc-result-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 14px 0;
  }

  .ir-page .ir-calc-result-value {
    width: 100%;
    text-align: left;
    font-size: 17px;
  }

  .ir-page .ir-calc-result-item--total {
    align-items: flex-start;
    padding: 16px;
  }

  .ir-page .ir-calc-result-item--total .ir-calc-result-value {
    font-size: 21px;
  }

  .ir-page .ir-calc-quick-btn {
    font-size: 12px;
    padding: 8px 6px;
  }
}