/* Base styles */
:root {
  --primary: #1a4f8c;
  --primary-light: #2c6cb0;
  --primary-dark: #123c68;
  --secondary: #e6f0fa;
  --secondary-light: #f5f7fa;
  --secondary-dark: #d1e3f8;
  --warning: #c53030;
  --warning-light: #fff9f9;
  --warning-border: #f5d7d7;
  --text-primary: #2c3e50;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --border-color: #e6e9ed;
  --success: #38a169;
  --background: #fff;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--secondary-light);
  color: var(--text-primary);
  line-height: 1.6;
  font-family: "Open Sans", sans-serif;
  -webkit-text-size-adjust: 100%;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  background-color: var(--background);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  width: 100%;
}

/* Header styles */
header {
  padding: 15px 20px;
  background-color: var(--background);
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.logo-container {
  max-width: 280px;
}

.logo {
  width: 100%;
  height: auto;
}

.header-divider {
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
  margin-bottom: 10px;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 10px;
}

.breadcrumbs span {
  color: var(--text-secondary);
}

.breadcrumbs i {
  font-size: 10px;
  margin: 0 8px;
}

/* Page title */
.page-title {
  margin: 15px 0 25px;
}

.page-title h1 {
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 5px;
  font-weight: 600;
}

.page-title p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* Main content */
main {
  flex: 1;
  padding: 15px 20px 30px;
}

/* Accordion styles */
.accordion {
  margin-bottom: 20px;
  border: 1px solid var(--secondary-dark);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.accordion-header {
  background-color: var(--secondary);
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  color: var(--primary);
  transition: background-color 0.2s;
  user-select: none;
}

.accordion-header:hover {
  background-color: #d9e8f7;
}

.accordion-header:active {
  background-color: var(--secondary-dark);
}

.accordion-content {
  padding: 20px;
  background-color: var(--background);
}

.hidden {
  display: none;
}

/* Payment info styles */
.payment-info {
  background-color: var(--secondary-light);
  padding: 20px;
  border-radius: 4px;
  margin-bottom: 20px;
  border: 1px solid var(--border-color);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}

.info-item {
  display: flex;
  flex-direction: column;
}

.button-item {
  grid-column: 3;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
}

.info-label {
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-size: 14px;
}

.info-value {
  font-weight: 600;
  font-size: 16px;
  color: var(--text-primary);
}

.status-warning {
  color: var(--warning);
}

/* Button styles */
.btn-primary {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  transition: background-color 0.2s, transform 0.1s;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-primary i {
  margin-right: 8px;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
}

.btn-primary:active {
  transform: translateY(1px);
  background-color: var(--primary-dark);
}

/* Warning section styles */
.warning-section {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.warning-box {
  padding: 15px;
  border-radius: 4px;
  background-color: var(--warning-light);
  border: 1px solid var(--warning-border);
}

.warning-box h3 {
  color: var(--warning);
  margin-bottom: 10px;
  font-weight: 600;
  font-size: 16px;
  display: flex;
  align-items: center;
}

.warning-box h3 i {
  margin-right: 8px;
}

.warning-box p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

.global-warning {
  margin-top: 20px;
  padding: 15px;
  border-radius: 4px;
  background-color: var(--warning-light);
  border: 1px solid var(--warning-border);
}

.global-warning h3 {
  color: var(--warning);
  margin-bottom: 10px;
  font-weight: 600;
  font-size: 16px;
  display: flex;
  align-items: center;
}

.global-warning h3 i {
  margin-right: 8px;
}

.global-warning p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Payment details styles */
.payment-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 30px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
}

.payment-table th,
.payment-table td {
  padding: 12px 14px;
  text-align: left;
}

.payment-table th {
  background-color: var(--secondary-light);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 14px;
  border-bottom: 1px solid var(--border-color);
}

.payment-table td {
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 14px;
}

.total-row {
  font-weight: 700;
  background-color: var(--secondary-light);
}

.total-row td {
  border-bottom: none;
}

/* Payment instructions styles */
.payment-instructions {
  margin-top: 30px;
  text-align: center;
}

.mb-logo-container {
  width: 80px;
  margin: 0 auto 20px;
}

.mb-logo {
  width: 100%;
  height: auto;
}

.payment-instructions h2 {
  margin-bottom: 20px;
  color: var(--primary);
  font-weight: 600;
  font-size: 20px;
}

.instructions-intro {
  margin-bottom: 25px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

.payment-data {
  max-width: 450px;
  margin: 0 auto 30px;
  padding: 20px;
  background-color: var(--secondary-light);
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.data-item {
  margin-bottom: 20px;
  text-align: center;
}

.data-item:last-child {
  margin-bottom: 0;
}

.data-label {
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
}

.data-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.copy-btn {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  margin-left: 10px;
  font-size: 16px;
  padding: 8px;
  border-radius: 4px;
  transition: background-color 0.2s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.copy-btn:hover {
  background-color: var(--secondary);
}

.copy-btn:active {
  background-color: var(--secondary-dark);
}

.payment-steps {
  max-width: 650px;
  margin: 0 auto;
  text-align: left;
  background-color: var(--secondary-light);
  padding: 20px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.payment-steps p {
  color: var(--text-secondary);
  font-size: 15px;
}

.payment-steps ol {
  margin: 15px 0;
  padding-left: 0;
  list-style: none;
}

.step {
  display: flex;
  margin-bottom: 15px;
  align-items: flex-start;
}

.step-number {
  background-color: var(--primary);
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  margin-right: 12px;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
  padding-top: 4px;
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.5;
}

.payment-steps .highlight {
  color: var(--primary);
  font-weight: 500;
}

.payment-note {
  background-color: #f0f9ff;
  border-left: 3px solid var(--primary);
  padding: 12px 15px;
  margin: 20px 0;
  font-size: 14px;
  color: var(--text-primary);
}

.support-note {
  margin-top: 20px;
  font-style: italic;
  color: var(--text-secondary);
  font-size: 14px;
}

/* Footer styles */
footer {
  background-color: #f8fafc;
  border-top: 1px solid var(--border-color);
}

.footer-main {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  padding: 30px 20px;
}

.footer-section h4 {
  color: var(--primary);
  font-size: 16px;
  margin-bottom: 15px;
  font-weight: 600;
}

.footer-section p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 8px;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-text {
  color: var(--text-secondary);
  font-size: 14px;
}

.footer-bottom {
  padding: 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-legal {
  display: flex;
  flex-direction: column;
}

.footer-legal p {
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 10px;
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* Copy tooltip */
.copy-tooltip {
  position: fixed;
  background-color: var(--primary);
  color: white;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 12px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .info-grid {
    grid-template-columns: 1fr 1fr;
  }

  .button-item {
    grid-column: auto;
    grid-column-start: 1;
    grid-column-end: 3;
    justify-content: center;
    margin-top: 15px;
  }

  .warning-section {
    grid-template-columns: 1fr;
  }

  .payment-data {
    padding: 20px 15px;
  }

  .data-value {
    font-size: 22px;
  }

  .payment-steps {
    padding: 15px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-legal {
    align-items: center;
  }
}

@media (max-width: 576px) {
  body {
    font-size: 15px;
  }

  header {
    padding: 12px 15px;
  }

  .header-top {
    flex-direction: column;
    align-items: flex-start;
  }

  main {
    padding: 12px 15px 25px;
  }

  .logo-container {
    max-width: 220px;
  }

  .accordion-header {
    padding: 12px 15px;
    font-size: 15px;
  }

  .accordion-content {
    padding: 15px;
  }

  .payment-info {
    padding: 15px;
  }

  .info-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .button-item {
    grid-column: auto;
    margin-top: 10px;
  }

  .btn-primary {
    width: 100%;
    padding: 12px 15px;
  }

  .payment-table {
    font-size: 13px;
  }

  .payment-table th,
  .payment-table td {
    padding: 10px;
  }

  .payment-instructions h2 {
    font-size: 18px;
  }

  .data-value {
    font-size: 20px;
  }

  .footer-links {
    flex-direction: column;
    gap: 8px;
    align-items: center;
  }
}

/* Additional mobile optimizations */
@media (max-width: 400px) {
  .payment-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  .data-value {
    font-size: 18px;
  }

  .copy-btn {
    padding: 10px;
  }
}