/* ==========================================================================
   Universe Hub - Online Payment Gateway Integration (PayHere & Stripe)
   Styles for Checkout Payment Selector, PayHere Modal, and Stripe Elements
   ========================================================================== */

/* --- Checkout Payment Method Radio Cards --- */
.payment-methods-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 8px;
}

.payment-method-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  user-select: none;
}

.payment-method-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(0, 210, 255, 0.4);
  transform: translateY(-1px);
}

.payment-method-card.selected {
  background: linear-gradient(135deg, rgba(0, 210, 255, 0.12), rgba(157, 78, 221, 0.12));
  border-color: var(--neon-cyan, #00d2ff);
  box-shadow: 0 0 16px rgba(0, 210, 255, 0.25);
}

.payment-method-card input[type="radio"] {
  display: none;
}

.payment-radio-indicator {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.payment-method-card.selected .payment-radio-indicator {
  border-color: var(--neon-cyan, #00d2ff);
  background: rgba(0, 210, 255, 0.2);
}

.payment-radio-indicator::after {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--neon-cyan, #00d2ff);
  transform: scale(0);
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.payment-method-card.selected .payment-radio-indicator::after {
  transform: scale(1);
}

.payment-method-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.payment-method-details {
  flex: 1;
}

.payment-method-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.payment-badge-pill {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-payhere {
  background: rgba(0, 150, 255, 0.2);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.35);
}

.badge-stripe {
  background: rgba(99, 91, 255, 0.2);
  color: #a5b4fc;
  border: 1px solid rgba(165, 180, 252, 0.35);
}

.badge-koko {
  background: rgba(244, 63, 94, 0.18);
  color: #fb7185;
  border: 1px solid rgba(251, 113, 133, 0.35);
}

.badge-cod {
  background: rgba(34, 197, 94, 0.18);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.35);
}

.payment-method-desc {
  font-size: 11.5px;
  color: var(--text-secondary, #94a3b8);
  line-height: 1.35;
}

.payment-badges-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 5px;
  flex-wrap: wrap;
}

.pay-brand-tag {
  font-size: 9.5px;
  background: rgba(255, 255, 255, 0.06);
  padding: 1px 6px;
  border-radius: 4px;
  color: #cbd5e1;
  font-weight: 600;
}

/* Koko Installment Banner */
.koko-breakdown-box {
  margin-top: 10px;
  padding: 12px;
  border-radius: 10px;
  background: rgba(244, 63, 94, 0.08);
  border: 1px solid rgba(244, 63, 94, 0.25);
  font-size: 12px;
}

.koko-installments-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 8px;
  text-align: center;
}

.koko-inst-card {
  background: rgba(0, 0, 0, 0.3);
  padding: 8px 6px;
  border-radius: 6px;
  border: 1px solid rgba(244, 63, 94, 0.2);
}

.koko-inst-card small {
  display: block;
  font-size: 10px;
  color: var(--text-muted, #64748b);
  margin-bottom: 2px;
}

.koko-inst-card strong {
  color: #fff;
  font-size: 11.5px;
}

/* ==========================================================================
   PayHere Sri Lanka Authentic Modal Styling
   ========================================================================== */
.payhere-modal-box {
  max-width: 540px;
  width: 95%;
  background: #0b1329;
  border: 1px solid rgba(0, 150, 255, 0.35);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.85), 0 0 40px rgba(0, 120, 255, 0.2);
}

.payhere-top-header {
  background: linear-gradient(135deg, #022047, #033675);
  padding: 16px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.payhere-brand-lockup {
  display: flex;
  align-items: center;
  gap: 10px;
}

.payhere-logo-pill {
  background: #fff;
  color: #004b97;
  font-weight: 900;
  font-size: 15px;
  letter-spacing: -0.5px;
  padding: 3px 10px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.payhere-secure-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: #38bdf8;
  font-weight: 600;
}

.payhere-order-strip {
  background: #0e1a38;
  padding: 14px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.payhere-order-strip small {
  color: var(--text-muted, #64748b);
  display: block;
  font-size: 11px;
}

.payhere-order-strip strong {
  color: #fff;
  font-size: 14px;
}

.payhere-amount-tag {
  font-size: 18px;
  font-weight: 800;
  color: #38bdf8;
  text-align: right;
}

.payhere-channel-tabs {
  display: flex;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  overflow-x: auto;
}

.payhere-channel-btn {
  flex: 1;
  min-width: 90px;
  padding: 11px 8px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary, #94a3b8);
  font-size: 11.5px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
}

.payhere-channel-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.02);
}

.payhere-channel-btn.active {
  color: #38bdf8;
  border-bottom-color: #38bdf8;
  background: rgba(56, 189, 248, 0.08);
}

.payhere-modal-body {
  padding: 22px;
}

.payhere-sandbox-banner {
  background: rgba(234, 179, 8, 0.12);
  border: 1px solid rgba(234, 179, 8, 0.35);
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 16px;
  font-size: 12px;
  color: #fef08a;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.payhere-field-group {
  margin-bottom: 14px;
}

.payhere-field-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary, #94a3b8);
  margin-bottom: 6px;
}

.payhere-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.payhere-input {
  width: 100%;
  background: #070d1e !important;
  border: 1px solid rgba(255, 255, 255, 0.14) !important;
  border-radius: 8px;
  padding: 11px 14px;
  color: #fff !important;
  font-size: 13.5px;
  letter-spacing: 0.5px;
  transition: border-color 0.2s ease;
}

.payhere-input:focus {
  border-color: #38bdf8 !important;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.25);
  outline: none;
}

.payhere-card-icon {
  position: absolute;
  right: 12px;
  font-size: 18px;
  pointer-events: none;
}

.btn-payhere-submit {
  width: 100%;
  background: linear-gradient(135deg, #0072ff, #00d2ff);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 14.5px;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 20px rgba(0, 114, 255, 0.4);
  transition: all 0.2s ease;
  margin-top: 18px;
}

.btn-payhere-submit:hover:not(:disabled) {
  transform: translateY(-1.5px);
  box-shadow: 0 6px 24px rgba(0, 210, 255, 0.5);
}

.btn-payhere-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* PayHere 3D-Secure OTP Simulation Card */
.otp-simulation-card {
  background: #081229;
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  margin-top: 14px;
}

.otp-inputs-row {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 16px 0;
}

.otp-box {
  width: 42px;
  height: 48px;
  text-align: center;
  font-size: 20px;
  font-weight: 800;
  border-radius: 8px;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  background: #0c1836;
  color: #38bdf8;
}

/* ==========================================================================
   Stripe Elements Modal Styling
   ========================================================================== */
.stripe-modal-box {
  max-width: 520px;
  width: 95%;
  background: #0a0d18;
  border: 1px solid rgba(99, 91, 255, 0.35);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.85), 0 0 40px rgba(99, 91, 255, 0.2);
}

.stripe-top-header {
  background: linear-gradient(135deg, #1b193d, #272361);
  padding: 16px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.stripe-brand-lockup {
  display: flex;
  align-items: center;
  gap: 8px;
}

.stripe-logo-text {
  font-size: 20px;
  font-weight: 900;
  color: #635bff;
  letter-spacing: -0.5px;
}

.stripe-express-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}

.btn-express-pay {
  background: #000;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 10px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.btn-express-pay:hover {
  background: #111;
  border-color: rgba(255, 255, 255, 0.4);
}

.stripe-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 14px 0 18px 0;
  color: var(--text-muted, #64748b);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stripe-divider::before,
.stripe-divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.stripe-divider span {
  padding: 0 10px;
}

.stripe-card-element {
  background: #111524;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 16px;
}

.stripe-card-element input {
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  font-size: 13.5px !important;
  padding: 12px 14px !important;
}

.stripe-card-element input:focus {
  outline: none !important;
}

.stripe-subfield-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.stripe-subfield-row input {
  border-right: 1px solid rgba(255, 255, 255, 0.08) !important;
}

.stripe-subfield-row input:last-child {
  border-right: none !important;
}

.btn-stripe-submit {
  width: 100%;
  background: linear-gradient(135deg, #635bff, #7a73ff);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 14.5px;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 20px rgba(99, 91, 255, 0.4);
  transition: all 0.2s ease;
}

.btn-stripe-submit:hover:not(:disabled) {
  transform: translateY(-1.5px);
  box-shadow: 0 6px 24px rgba(99, 91, 255, 0.55);
}

/* Spinner and Animation */
.payment-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: paySpin 0.8s linear infinite;
}

@keyframes paySpin {
  to { transform: rotate(360deg); }
}

/* Success Checkmark Circle */
.payment-success-circle {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  border: 2px solid #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: #10b981;
  margin: 0 auto 16px auto;
  box-shadow: 0 0 24px rgba(16, 185, 129, 0.35);
  animation: payPop 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes payPop {
  0% { transform: scale(0.6); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}