/* ============================================
   SAVE & INVEST — Calculator Page Styles
   ============================================ */

/* Why Section */
.si-why {
  padding: 72px 0;
  background: var(--white);
}

.si-why__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--text-primary);
  margin-bottom: 40px;
}

.si-why__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.si-why__item {
  padding: 28px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.si-why__item:hover {
  border-color: var(--green-primary);
  box-shadow: var(--shadow-md);
}

.si-why__icon {
  width: 52px; height: 52px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}

.si-why__item h4 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.si-why__item p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Calculator Section */
.calc-section {
  padding: 80px 0;
  background: var(--green-pale);
}

.calc-section__title {
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
}

.calc-section__sub {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
}

.calc__form {
  padding: 36px 32px;
}

.calc__results {
  padding: 36px 32px;
  background: var(--off-white);
  border-left: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Tabs */
.calc__tabs {
  display: flex;
  gap: 4px;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 28px;
}

.calc__tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
}

.calc__tab svg { opacity: 0.5; }

.calc__tab--active {
  background: var(--white);
  color: var(--green-primary);
  box-shadow: var(--shadow-sm);
}

.calc__tab--active svg { opacity: 1; stroke: var(--green-primary); }

/* Fields */
.calc__panel { display: none; }
.calc__panel--active { display: block; }

.calc__field { margin-bottom: 24px; }

.calc__label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.calc__tooltip {
  width: 18px; height: 18px;
  background: var(--gray-200);
  color: var(--text-muted);
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: help;
  position: relative;
}

.calc__tooltip:hover::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--gray-900);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 400;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  width: 220px;
  white-space: normal;
  z-index: 10;
  line-height: 1.4;
}

.calc__input-wrap {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.calc__input-wrap:focus-within {
  border-color: var(--green-primary);
  box-shadow: 0 0 0 3px rgba(0,107,63,0.1);
}

.calc__currency {
  padding: 0 14px;
  font-weight: 700;
  color: var(--green-primary);
  font-size: 1rem;
  background: var(--green-pale);
  height: 48px;
  display: flex;
  align-items: center;
  border-right: 1px solid var(--gray-200);
}

.calc__input {
  flex: 1;
  padding: 12px 14px;
  border: none;
  outline: none;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  background: transparent;
}

.calc__input::placeholder { color: var(--gray-300); font-weight: 400; }

.calc__hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 4px;
  display: block;
}

/* Range slider */
.calc__range-wrap { padding: 8px 0; }

.calc__range {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(to right, var(--green-primary) 25%, var(--gray-200) 25%);
  outline: none;
  cursor: pointer;
}

.calc__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--green-primary);
  border: 3px solid var(--white);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  cursor: grab;
}

.calc__range::-moz-range-thumb {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--green-primary);
  border: 3px solid var(--white);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  cursor: grab;
}

.calc__range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.calc__range-val {
  font-weight: 700;
  color: var(--green-primary);
  font-size: 0.88rem;
}

.calc__row {
  display: flex;
  gap: 12px;
}

.calc__select {
  flex: 1;
  padding: 12px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--white);
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.calc__select:focus {
  border-color: var(--green-primary);
  box-shadow: 0 0 0 3px rgba(0,107,63,0.1);
}

.calc__submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--green-primary);
  color: var(--white);
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  padding: 16px;
  border-radius: var(--radius-xl);
  transition: var(--transition);
  margin-top: 8px;
  cursor: pointer;
}

.calc__submit:hover {
  background: var(--green-mid);
  box-shadow: 0 4px 20px rgba(0,107,63,0.25);
}

/* Results — Empty */
.calc__results-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.calc__results-empty p {
  margin-top: 16px;
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Results — Data */
.calc__results-data {
  width: 100%;
  animation: fadeUp 0.5s ease;
}

.calc__result-header { margin-bottom: 20px; }

.calc__result-badge {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-primary);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: var(--radius-xl);
  margin-bottom: 8px;
}

.calc__result-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.2rem;
  color: var(--text-primary);
}

.calc__result-big {
  background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 20px;
  text-align: center;
}

.calc__result-label {
  display: block;
  color: rgba(255,255,255,0.75);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.calc__result-amount {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  color: var(--white);
  letter-spacing: -0.02em;
}

.calc__result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.calc__result-stat {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 14px 12px;
  text-align: center;
}

.calc__result-stat--highlight {
  border-color: var(--green-primary);
  background: var(--green-pale);
}

.calc__result-stat-label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.calc__result-stat-val {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.calc__result-stat--highlight .calc__result-stat-val {
  color: var(--green-primary);
}

/* Mini chart */
.calc__chart {
  height: 80px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
  margin-bottom: 16px;
  padding: 0 4px;
}

.calc__chart-bar {
  flex: 1;
  border-radius: 3px 3px 0 0;
  min-height: 4px;
  transition: height 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.calc__result-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 20px;
  padding: 12px;
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
}

.calc__result-note svg { flex-shrink: 0; margin-top: 1px; }

.calc__result-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: var(--green-primary);
  color: var(--white);
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  padding: 14px;
  border-radius: var(--radius-xl);
  transition: var(--transition);
}

.calc__result-cta:hover {
  background: var(--green-mid);
  box-shadow: 0 4px 20px rgba(0,107,63,0.25);
}

/* ============================================
   CALC POPUP (manager prompt)
   ============================================ */
.calc-popup-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.calc-popup-overlay.active { display: flex; }

.calc-popup {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  max-width: 440px;
  width: 92%;
  text-align: center;
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  box-shadow: 0 24px 64px rgba(0,0,0,0.2);
}

.calc-popup__close {
  position: absolute;
  top: 16px; right: 16px;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-500);
  transition: var(--transition);
  cursor: pointer;
}

.calc-popup__close:hover { color: var(--text-primary); }

.calc-popup__icon {
  width: 80px; height: 80px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  animation: iconBounce 0.6s 0.2s ease;
}

@keyframes iconBounce {
  0% { transform: scale(1); }
  40% { transform: scale(1.15); }
  100% { transform: scale(1); }
}

.calc-popup__title {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.calc-popup__amount {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.calc-popup__amount strong {
  color: var(--green-primary);
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
}

.calc-popup__text {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 24px;
}

.calc-popup__btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: var(--green-primary);
  color: var(--white);
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  padding: 14px;
  border-radius: var(--radius-xl);
  font-size: 0.95rem;
  transition: var(--transition);
  margin-bottom: 10px;
}

.calc-popup__btn-primary:hover {
  background: var(--green-mid);
  box-shadow: 0 4px 20px rgba(0,107,63,0.25);
}

.calc-popup__btn-secondary {
  width: 100%;
  padding: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
}

.calc-popup__btn-secondary:hover {
  color: var(--text-primary);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .si-why__grid { grid-template-columns: repeat(2, 1fr); }
  .calc { grid-template-columns: 1fr; }
  .calc__results { border-left: none; border-top: 1px solid var(--gray-200); min-height: 300px; }
}

@media (max-width: 768px) {
  .si-why__grid { grid-template-columns: 1fr; }
  .calc__form { padding: 24px 20px; }
  .calc__results { padding: 24px 20px; }
  .calc__result-stats { grid-template-columns: 1fr; }
}