/* ============================================================
   NBEO Material Design 3 — nbeo-material.css
   Shared stylesheet — /css/nbeo-material.css
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap');

/* ============================================================
   Base reset
   ============================================================ */
body {
  margin: 0;
  padding: 0;
  background: #F4F4F4;
  font-family: 'Roboto', Arial, sans-serif;
}

/* ============================================================
   CSS Custom Properties (scoped to .material-app)
   ============================================================ */
.material-app {
  --md-primary:             #1863DC;
  --md-primary-dark:        #1245A8;
  --md-primary-container:   #D6E4FA;
  --md-on-primary:          #FFFFFF;
  --md-on-primary-container:#001A4D;
  --md-surface:             #FFFFFF;
  --md-surface-container:   #F4F4F4;
  --md-on-surface:          #212121;
  --md-on-surface-variant:  #767676;
  --md-outline:             #9E9E9E;
  --md-outline-variant:     #EBEBEB;
  --md-error:               #B3261E;
  --md-error-container:     #FFDAD6;
  --md-success:             #008000;
  --md-success-container:   #E8F5E9;
  --md-warning-container:   #FFF3CD;
  --md-elevation-1:         0 1px 2px rgba(0,0,0,.10), 0 1px 4px rgba(0,0,0,.08);
  --md-elevation-2:         0 2px 6px rgba(0,0,0,.12), 0 2px 4px rgba(0,0,0,.08);
  --md-radius-sm:           4px;
  --md-radius-md:           12px;
  --md-radius-lg:           16px;

  font-family: 'Roboto', Arial, sans-serif;
  background: #F4F4F4;
  color: var(--md-on-surface);
  min-height: 100vh;
  padding: 24px 16px 48px;
  box-sizing: border-box;
}

/* Box-sizing reset inside .material-app */
.material-app *,
.material-app *::before,
.material-app *::after {
  box-sizing: border-box;
}

/* ============================================================
   App Header
   ============================================================ */
.md-app-header {
  background: #FFFFFF;
  border-bottom: 1px solid #EBEBEB;
  box-shadow: 0 1px 4px rgba(0,0,0,.10);
}

.md-app-topbar {
  background: #1863DC;
  padding: 6px 24px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.md-topbar-date {
  font-size: 12px;
  color: #D1E4FF;
  font-family: 'Roboto', Arial, sans-serif;
  display: flex;
  align-items: center;
  gap: 4px;
}

.md-app-brand {
  padding: 20px 24px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.md-app-logo {
  max-height: 72px;
  width: auto;
}

.md-app-tagline {
  font-size: 13px;
  color: #767676;
  margin: 8px 0 0 0;
  font-style: italic;
  font-family: 'Roboto', Arial, sans-serif;
}

/* ============================================================
   App Footer
   ============================================================ */
.md-app-footer {
  background: #1863DC;
  color: #FFFFFF;
  text-align: center;
  padding: 20px 24px;
  font-family: 'Roboto', Arial, sans-serif;
}

.md-footer-copy {
  font-size: 12px;
  color: #D1E4FF;
  margin: 0 0 10px 0;
}

.md-footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.md-footer-links a {
  font-size: 12px;
  color: #90CAF9;
  text-decoration: none;
  font-weight: 500;
}

.md-footer-links a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.md-footer-sep {
  color: #5B8FD4;
  font-size: 12px;
}

/* ============================================================
   Page Title
   ============================================================ */
.md-page-title {
  text-align: center;
  margin: 0 auto 24px;
  max-width: 760px;
}
.md-page-title h1 {
  font-size: 24px;
  font-weight: 500;
  color: var(--md-primary-dark);
  margin: 0;
  padding: 0;
}

/* ============================================================
   Step Indicator
   ============================================================ */
.md-stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 560px;
  margin: 0 auto 28px;
  padding: 0 8px;
}

.md-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.md-step-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  background: var(--md-outline-variant);
  color: var(--md-on-surface-variant);
  border: 2px solid var(--md-outline-variant);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.md-step-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--md-on-surface-variant);
  letter-spacing: 0.4px;
  text-transform: uppercase;
  transition: color 0.2s;
}

.md-step.active .md-step-circle {
  background: var(--md-primary);
  border-color: var(--md-primary);
  color: var(--md-on-primary);
}
.md-step.active .md-step-label {
  color: var(--md-primary);
  font-weight: 700;
}

.md-step.done .md-step-circle {
  background: var(--md-primary-container);
  border-color: var(--md-primary);
  color: var(--md-primary-dark);
}
.md-step.done .md-step-label {
  color: var(--md-primary-dark);
}

.md-step-connector {
  flex: 1;
  height: 2px;
  background: var(--md-outline-variant);
  margin: 0 4px;
  margin-bottom: 22px;
  min-width: 20px;
}

/* ============================================================
   Card
   ============================================================ */
.md-card {
  background: var(--md-surface);
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-elevation-1);
  padding: 24px;
  margin: 0 auto 20px;
  max-width: 760px;
  border: 1px solid var(--md-outline-variant);
}

.md-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--md-primary-dark);
  margin: 0 0 16px 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--md-outline-variant);
  display: flex;
  align-items: center;
  gap: 8px;
}
.md-card-title .material-icons {
  font-size: 20px;
  color: var(--md-primary-dark);
}

.md-card-subtitle {
  font-size: 13px;
  color: var(--md-on-surface-variant);
  margin: -8px 0 16px 0;
  font-style: italic;
}

.md-section-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--md-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin: 20px 0 10px 0;
}

/* ============================================================
   Outlined Text Fields
   ============================================================ */
.md-field {
  position: relative;
  margin-bottom: 18px;
}

.md-field label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--md-on-surface-variant);
  margin-bottom: 5px;
}

.md-field input[type="text"],
.md-field input[type="password"],
.md-field input[type="email"],
.md-field select {
  display: block;
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  font-family: 'Roboto', Arial, sans-serif;
  color: var(--md-on-surface);
  background: var(--md-surface);
  border: 1px solid var(--md-outline);
  border-radius: var(--md-radius-sm);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
  -webkit-appearance: none;
}

.md-field input[type="text"]:focus,
.md-field input[type="password"]:focus,
.md-field input[type="email"]:focus,
.md-field select:focus {
  border-color: var(--md-primary);
  box-shadow: 0 0 0 2px rgba(24, 99, 220, 0.18);
}

.md-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239E9E9E' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.md-field .md-hint {
  font-size: 11px;
  color: var(--md-on-surface-variant);
  margin-top: 4px;
  display: block;
}

.md-field-value {
  padding: 10px 12px;
  font-size: 14px;
  color: var(--md-on-surface);
  background: var(--md-surface-container);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-sm);
}

/* Two-column field row */
.md-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 540px) {
  .md-field-row {
    grid-template-columns: 1fr;
  }
}

.md-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 540px) {
  .md-two-col { grid-template-columns: 1fr; }
}

/* ============================================================
   Buttons
   ============================================================ */
.md-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 500;
  font-family: 'Roboto', Arial, sans-serif;
  border-radius: 20px;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: background 0.15s, box-shadow 0.15s, opacity 0.15s;
  letter-spacing: 0.3px;
}

.md-btn .material-icons {
  font-size: 18px;
}

.md-btn-filled {
  background: var(--md-primary);
  color: var(--md-on-primary);
  box-shadow: var(--md-elevation-1);
}
.md-btn-filled:hover {
  background: var(--md-primary-dark);
  box-shadow: var(--md-elevation-2);
}
.md-btn-filled:disabled,
.md-btn-filled[disabled] {
  background: var(--md-outline-variant);
  color: var(--md-on-surface-variant);
  box-shadow: none;
  cursor: not-allowed;
  opacity: 0.6;
}

.md-btn-outlined {
  background: transparent;
  color: var(--md-primary);
  border: 1.5px solid var(--md-primary);
}
.md-btn-outlined:hover {
  background: var(--md-primary-container);
}

.md-btn-text {
  background: transparent;
  color: var(--md-primary);
  padding: 10px 16px;
}
.md-btn-text:hover {
  background: var(--md-primary-container);
}

.md-btn-center {
  text-align: center;
  margin: 24px 0;
}

.md-btn-full {
  width: 100%;
}

/* ============================================================
   Notice / Banner
   ============================================================ */
.md-notice {
  border-radius: var(--md-radius-md);
  padding: 14px 18px;
  font-size: 13px;
  line-height: 1.6;
  margin: 0 auto 20px;
  max-width: 760px;
  border-left: 4px solid var(--md-primary);
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

.md-notice.warning {
  border-left-color: #E65100;
  background: var(--md-warning-container);
  color: #5D3000;
}

.md-notice.error {
  border-left-color: var(--md-error);
  background: var(--md-error-container);
  color: #7B1D19;
}

.md-notice.success {
  border-left-color: var(--md-success);
  background: var(--md-success-container);
  color: #0A3D18;
}

/* ============================================================
   Data Display Table
   ============================================================ */
.md-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.md-data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--md-outline-variant);
  vertical-align: top;
  color: var(--md-on-surface);
}

.md-data-table td:first-child {
  font-weight: 500;
  color: var(--md-on-surface-variant);
  width: 36%;
  white-space: nowrap;
}

.md-data-table tr:last-child td {
  border-bottom: none;
}

/* ============================================================
   Fee Table
   ============================================================ */
.md-fee-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  border-radius: var(--md-radius-sm);
  overflow: hidden;
  border: 1px solid var(--md-outline-variant);
}

.md-fee-table thead tr {
  background: var(--md-primary);
  color: var(--md-on-primary);
}

.md-fee-table thead th {
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.3px;
}

.md-fee-table tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--md-outline-variant);
  color: var(--md-on-surface);
}

.md-fee-table tfoot tr {
  background: var(--md-surface-container);
}

.md-fee-table tfoot td {
  padding: 10px 14px;
  font-weight: 700;
  color: var(--md-primary-dark);
  border-top: 2px solid var(--md-outline-variant);
}

/* ============================================================
   State Board Checkbox Grid
   ============================================================ */
.md-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 6px 4px;
  margin-top: 12px;
}

@media (max-width: 700px) {
  .md-checkbox-grid { grid-template-columns: repeat(5, 1fr); }
}

@media (max-width: 420px) {
  .md-checkbox-grid { grid-template-columns: repeat(3, 1fr); }
}

.md-checkbox-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--md-on-surface);
  padding: 5px 6px;
  border-radius: var(--md-radius-sm);
  border: 1px solid var(--md-outline-variant);
  background: var(--md-surface);
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s;
  user-select: none;
  white-space: nowrap;
}

.md-checkbox-item:hover {
  background: var(--md-primary-container);
  border-color: var(--md-primary);
}

.md-checkbox-item input[type="checkbox"] {
  margin: 0;
  width: 14px;
  height: 14px;
  cursor: pointer;
  accent-color: var(--md-primary);
  flex-shrink: 0;
}

.md-checkbox-special {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--md-outline-variant);
}

.md-checkbox-special .md-checkbox-item {
  background: var(--md-primary-container);
  border-color: var(--md-primary);
  font-weight: 500;
}

/* ============================================================
   Card Type Chip Selector
   ============================================================ */
.md-chip-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.md-chip-group label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 20px;
  border: 1.5px solid var(--md-outline);
  background: var(--md-surface);
  font-size: 14px;
  font-weight: 400;
  color: var(--md-on-surface);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  user-select: none;
}

.md-chip-group label:hover {
  background: var(--md-primary-container);
  border-color: var(--md-primary);
}

.md-chip-group input[type="radio"] {
  accent-color: var(--md-primary);
}

.md-chip-group input[type="radio"]:checked + span,
.md-chip-group label:has(input[type="radio"]:checked) {
  background: var(--md-primary-container);
  border-color: var(--md-primary);
  color: var(--md-primary-dark);
  font-weight: 500;
}

/* ============================================================
   Result Icons (success/error pages)
   ============================================================ */
.md-result-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  background: var(--md-surface-container);
}

.md-result-icon .material-icons {
  font-size: 44px;
}

.md-result-icon.success {
  background: var(--md-success-container);
}
.md-result-icon.success .material-icons {
  color: var(--md-success);
}

.md-result-icon.error {
  background: var(--md-error-container);
}
.md-result-icon.error .material-icons {
  color: var(--md-error);
}

.md-result-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--md-on-surface);
  margin: 0 0 8px 0;
}

.md-result-subtitle {
  font-size: 14px;
  color: var(--md-on-surface-variant);
  margin: 0 0 20px 0;
  line-height: 1.6;
}

/* ============================================================
   Login Container
   ============================================================ */
.md-login-container {
  max-width: 480px;
  margin: 0 auto;
}

.md-login-logo {
  text-align: center;
  margin-bottom: 24px;
}
.md-login-logo h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--md-primary-dark);
  margin: 10px 0 4px 0;
}
.md-login-logo p {
  font-size: 14px;
  color: var(--md-on-surface-variant);
  margin: 0;
}

/* ============================================================
   Miscellaneous
   ============================================================ */
.md-divider {
  height: 1px;
  background: var(--md-outline-variant);
  margin: 20px 0;
  max-width: 760px;
}

.md-help-links {
  text-align: center;
  font-size: 13px;
}
.md-help-links a {
  color: var(--md-primary);
  text-decoration: none;
  font-weight: 500;
}
.md-help-links a:hover {
  text-decoration: underline;
}
.md-help-links .md-help-sep {
  color: var(--md-outline);
  margin: 0 10px;
}

.md-error-msg {
  font-size: 12px;
  color: var(--md-error);
  margin-top: 4px;
  display: block;
}

.md-badge {
  display: inline-block;
  background: var(--md-primary);
  color: var(--md-on-primary);
  border-radius: 10px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* ============================================================
   Utility
   ============================================================ */
.md-text-center { text-align: center; }
.md-mt-8  { margin-top: 8px; }
.md-mt-16 { margin-top: 16px; }
.md-mb-8  { margin-bottom: 8px; }
.md-mb-16 { margin-bottom: 16px; }

/* ============================================================
   Spinner animation (used on payment submit button)
   ============================================================ */
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}