/* ============================================================
   refund.css — Floating Button + Modal Kalkulator Refund
   ============================================================ */

/* ── Floating Trigger Button ── */
.refund-trigger {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: var(--white);
  color: var(--black);
  border: none;
  padding: 14px 20px;
  cursor: none;
  transition: background 0.2s, transform 0.2s;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.1), 0 8px 32px rgba(0,0,0,0.6);
}
.refund-trigger:hover {
  background: var(--grey-4);
  transform: translateY(-2px);
}
.refund-trigger span {
  font-size: 14px;
  line-height: 1;
}

/* ── Modal Overlay ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ── Modal Box ── */
.modal-box {
  background: var(--black);
  border: 1px solid var(--grey-2);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}
.modal-overlay.active .modal-box {
  transform: translateY(0);
}

.modal-box::-webkit-scrollbar { width: 4px; }
.modal-box::-webkit-scrollbar-track { background: var(--grey-1); }
.modal-box::-webkit-scrollbar-thumb { background: var(--grey-2); }

/* ── Modal Header ── */
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--grey-2);
  position: sticky;
  top: 0;
  background: var(--black);
  z-index: 1;
}

.modal-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--white);
  text-transform: uppercase;
}

.modal-close {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--grey-3);
  background: none;
  border: 1px solid var(--grey-2);
  padding: 6px 10px;
  cursor: none;
  transition: color 0.2s, border-color 0.2s;
}
.modal-close:hover {
  color: var(--white);
  border-color: var(--grey-4);
}

/* ── Modal Formula ── */
.modal-formula {
  background: var(--grey-1);
  padding: 16px 24px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--grey-3);
  line-height: 1.8;
  letter-spacing: 1px;
  border-bottom: 1px solid var(--grey-2);
}
.modal-formula strong {
  color: var(--white);
  font-weight: normal;
}

/* ── Modal Body ── */
.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ── Inputs ── */
.calc-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.calc-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--grey-3);
  text-transform: uppercase;
}

.calc-input {
  background: var(--grey-1);
  border: 1px solid var(--grey-2);
  outline: none;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
  padding: 12px 16px;
  width: 100%;
  transition: border-color 0.2s ease;
  -moz-appearance: textfield;
}
.calc-input::-webkit-outer-spin-button,
.calc-input::-webkit-inner-spin-button { -webkit-appearance: none; }
.calc-input:focus { border-color: var(--grey-4); }
.calc-input::placeholder { color: var(--grey-3); }

/* ── Fee Options ── */
.calc-fee-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fee-option {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: none;
  padding: 10px 14px;
  border: 1px solid var(--grey-2);
  transition: border-color 0.2s, background 0.2s;
}
.fee-option:hover { background: var(--grey-1); }
.fee-option input[type="radio"] {
  accent-color: var(--white);
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  cursor: none;
}
.fee-option span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--grey-3);
  letter-spacing: 1px;
}
.fee-option:has(input:checked) {
  border-color: var(--grey-4);
  background: var(--grey-1);
}
.fee-option:has(input:checked) span { color: var(--white); }

/* ── Hitung Button ── */
.calc-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  background: var(--white);
  color: var(--black);
  border: none;
  padding: 16px;
  cursor: none;
  transition: background 0.2s;
  width: 100%;
}
.calc-btn:hover { background: var(--grey-4); }

/* ── Result ── */
.calc-result {
  border: 1px solid var(--grey-2);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--grey-1);
}

.result-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--grey-3);
  text-transform: uppercase;
}

.result-value {
  font-family: var(--font-display);
  font-size: 40px;
  letter-spacing: 2px;
  color: var(--white);
  line-height: 1;
}

.result-formula {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--grey-3);
  letter-spacing: 1px;
  margin-top: 4px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .refund-trigger {
    bottom: 20px;
    right: 20px;
    font-size: 9px;
    padding: 12px 16px;
  }
  .modal-body { padding: 16px; }
  .result-value { font-size: 30px; }
}