/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #f5f6fa;
  --white: #ffffff;
  --text: #2d3436;
  --text-light: #636e72;
  --border: #dfe6e9;
  --primary: #00b894;
  --primary-dark: #00a381;
  --danger: #d63031;
  --danger-light: #ffeaa7;
  --warning: #fdcb6e;
  --warning-dark: #e17055;
  --success: #00b894;
  --info: #0984e3;
  --sidebar-bg: #2d3436;
  --sidebar-text: #dfe6e9;
  --sidebar-active: #00b894;
  --radius: 8px;
  --shadow: 0 2px 10px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 20px rgba(0,0,0,0.12);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

/* Sidebar */
.sidebar {
  width: 240px;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
}

.sidebar-header {
  padding: 24px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h2 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.sidebar-header .subtitle {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-links {
  list-style: none;
  padding: 12px 0;
  flex: 1;
}

.nav-links li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 14px;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.nav-links li a:hover {
  background: rgba(255,255,255,0.05);
  color: #fff;
}

.nav-links li a.active {
  background: rgba(0,184,148,0.15);
  color: var(--sidebar-active);
  border-left-color: var(--sidebar-active);
  font-weight: 600;
}

.nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
}

.nav-label { display: inline; }

.mobile-only-nav { display: none; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

.user-label { color: rgba(255,255,255,0.6); }

.logout-link {
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  font-size: 12px;
  transition: color 0.2s;
}
.logout-link:hover { color: var(--danger); }

/* Mobile top bar - hidden on desktop */
.mobile-topbar {
  display: none;
}

/* Content */
.content {
  margin-left: 240px;
  flex: 1;
  padding: 30px 40px;
  max-width: 1200px;
  min-width: 0;
}

.content-full {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.page-header h1 {
  font-size: 24px;
  font-weight: 700;
}

.page-subtitle {
  color: var(--text-light);
  font-size: 14px;
  width: 100%;
}

/* Login */
.login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.login-box {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.login-box h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
  text-align: center;
}

.login-subtitle {
  color: var(--text-light);
  text-align: center;
  margin-bottom: 28px;
  font-size: 14px;
}

/* Form */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group input,
.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 16px;
  transition: border-color 0.2s;
  background: var(--white);
  -webkit-appearance: none;
}

.form-group input:focus,
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,184,148,0.1);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  line-height: 1.4;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #c0392b; }
.btn-warning { background: var(--warning); color: var(--text); }
.btn-warning:hover { background: #f9ca24; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #00a381; }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { background: var(--bg); border-color: var(--text-light); }
.btn-full { width: 100%; justify-content: center; }
.btn-sm { padding: 8px 14px; font-size: 13px; min-height: 40px; }
.btn-xs { padding: 6px 10px; font-size: 12px; min-height: 36px; }

/* Alert */
.alert {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 14px;
}

.alert-error { background: #ffeef0; color: var(--danger); border: 1px solid #fcc; }
.alert-success { background: #e6fff6; color: #00a381; border: 1px solid #b2f5ea; }

/* Search */
.search-section {
  margin-bottom: 28px;
}

.search-form {
  display: flex;
  gap: 10px;
}

.search-input {
  flex: 1;
  min-width: 0;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 16px;
  background: var(--white);
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,184,148,0.1);
}

/* Filter Bar */
.filter-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  color: var(--text-light);
  background: var(--white);
  border: 1px solid var(--border);
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
  white-space: nowrap;
}

.filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* Section */
.section { margin-bottom: 30px; }
.section h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
}

.section-info {
  color: var(--text-light);
  margin-bottom: 16px;
}

/* Table */
.table-container {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  text-align: left;
  padding: 12px 16px;
  background: #fafbfc;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: #fafbfc; }

.data-table-sm th { padding: 8px 12px; }
.data-table-sm td { padding: 8px 12px; font-size: 13px; }

.row-failed { background: #fff5f5 !important; }
.row-failed:hover { background: #ffe8e8 !important; }
.row-refund { background: #fff9e6 !important; }
.row-refund:hover { background: #fff3cc !important; }

.decline-reason { color: #d63031; font-size: 0.85rem; font-weight: 500; }
.text-muted { color: #b2bec3; }
.actions-cell { white-space: nowrap; }
.actions-cell .btn { margin: 2px; }

/* Membership status banner */
.status-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 1.1rem;
  font-weight: 600;
}
.status-banner-icon { font-size: 1.4rem; }
.status-banner-active { background: #e6f9ed; color: #00a854; border: 1px solid #b7eb8f; }
.status-banner-overdue { background: #fff7e6; color: #d48806; border: 1px solid #ffe58f; }
.status-banner-paused { background: #e6f0ff; color: #1d39c4; border: 1px solid #adc6ff; }
.status-banner-cancelled { background: #fff1f0; color: #cf1322; border: 1px solid #ffa39e; }

/* Source badge on subscription cards */
.badge-source { font-size: 0.7rem; padding: 2px 8px; border-radius: 4px; font-weight: 500; }
.badge-source-thrivecart { background: #e8f5e9; color: #2e7d32; }
.badge-source-stripe { background: #e3f2fd; color: #1565c0; }

.customer-link {
  color: var(--info);
  text-decoration: none;
  font-weight: 500;
}
.customer-link:hover { text-decoration: underline; }

.email-small {
  display: block;
  color: var(--text-light);
  font-size: 12px;
  word-break: break-all;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.badge-active { background: #e6fff6; color: #00a381; }
.badge-paused { background: #fff3cd; color: #a67c00; }
.badge-cancelled { background: #f0f0f0; color: #636e72; }
.badge-stripe-account { background: #ede7f6; color: #6c5ce7; font-size: 0.75rem; }
.badge-charge { background: #e6fff6; color: #00a381; }
.badge-rebill { background: #e6f4ff; color: #0984e3; }
.badge-upsell { background: #fef3e2; color: #e67e22; }
.badge-refund { background: #fff3cd; color: #a67c00; }
.badge-failed { background: #ffe6e6; color: #d63031; }
.badge-cancel { background: #f0f0f0; color: #636e72; }
.badge-skool { background: #e8f0fe; color: #1a73e8; }
.badge-kitur { background: #f3e8ff; color: #7c3aed; }

/* Copy Email Button */
.btn-copy {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  padding: 2px 4px;
  border-radius: 4px;
  transition: background 0.2s;
  -webkit-tap-highlight-color: transparent;
  vertical-align: middle;
  opacity: 0.6;
}
.btn-copy:hover { background: rgba(0,0,0,0.06); opacity: 1; }
.btn-copy:active { transform: scale(0.9); }

/* Details cell (log) */
.details-cell {
  max-width: 250px;
  font-size: 12px;
  color: var(--text-light);
  word-break: break-word;
}

/* Mobile card date */
.m-card-date {
  font-size: 12px;
  color: var(--text-light);
  white-space: nowrap;
}

/* Customer Card */
.customer-info-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 28px;
}

.customer-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.info-item label {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  margin-bottom: 4px;
  font-weight: 600;
}

.info-item span {
  font-size: 15px;
  font-weight: 500;
  word-break: break-all;
}

/* Subscription Cards */
.subscriptions-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.subscription-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  border-left: 4px solid var(--border);
}

.sub-active { border-left-color: var(--success); }
.sub-paused { border-left-color: var(--warning); }
.sub-cancelled { border-left-color: var(--text-light); }
.sub-overdue { border-left-color: var(--danger) !important; }

.sub-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 8px;
}

.sub-header h3 { font-size: 16px; font-weight: 600; }

.sub-badges { display: flex; gap: 6px; flex-wrap: wrap; }

.sub-details {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.sub-detail label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  margin-bottom: 2px;
  font-weight: 600;
}

.sub-detail span { font-size: 14px; }

.sub-actions {
  display: flex;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.sub-events {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.sub-events h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-light);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 20px;
}

.page-info {
  color: var(--text-light);
  font-size: 13px;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
}

.modal-content {
  position: relative;
  background: var(--white);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  max-width: 480px;
  width: 100%;
}

.modal-content h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.modal-content p {
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-light);
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.8s linear infinite;
}

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

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  left: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 14px 20px;
  border-radius: 6px;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
  max-width: 100%;
  pointer-events: auto;
}

.toast-success { background: #00a381; }
.toast-error { background: var(--danger); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ===== MOBILE CARD LAYOUT FOR TABLES ===== */
/* Used on overdue, dashboard, search-results */

.mobile-card-list {
  display: none;
}

.m-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  margin-bottom: 12px;
}

.m-card-failed {
  border-left: 4px solid var(--danger);
  background: #fff8f8;
}

.m-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 10px;
}

.m-card-name {
  font-weight: 600;
  font-size: 15px;
}

.m-card-email {
  color: var(--text-light);
  font-size: 13px;
  word-break: break-all;
  margin-bottom: 8px;
}

.m-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
  font-size: 13px;
}

.m-card-label {
  color: var(--text-light);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.m-card-value {
  font-weight: 500;
  text-align: right;
  word-break: break-word;
  max-width: 60%;
}

.m-card-badges {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin: 8px 0;
}

.m-card-actions {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

/* ===== SKOOL MEMBER CLEANUP ===== */

/* Upload Area */
.upload-area {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  background: var(--white);
  transition: all 0.2s;
  cursor: pointer;
}

.upload-area:hover,
.upload-area-dragover {
  border-color: var(--primary);
  background: #f0fdf9;
}

.upload-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.upload-text {
  font-size: 16px;
  color: var(--text);
  margin-bottom: 14px;
}

.upload-btn-label {
  cursor: pointer;
}

.upload-hint {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 12px;
}

/* Progress Bar */
.progress-container {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 600;
}

.progress-bar-track {
  height: 10px;
  background: var(--bg);
  border-radius: 5px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 5px;
  transition: width 0.3s ease;
}

.progress-bar-done {
  background: var(--success);
}

/* Summary Cards */
.skool-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.skool-summary-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 16px;
  text-align: center;
  border-top: 3px solid var(--border);
}

.summary-delete { border-top-color: var(--danger); }
.summary-wait { border-top-color: var(--warning); }
.summary-active { border-top-color: var(--success); }
.summary-notfound { border-top-color: var(--text-light); }

.summary-number {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

.summary-delete .summary-number { color: var(--danger); }
.summary-wait .summary-number { color: var(--warning-dark); }
.summary-active .summary-number { color: var(--success); }
.summary-notfound .summary-number { color: var(--text-light); }

.summary-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  margin-top: 4px;
  font-weight: 600;
}

/* External Payer Form */
.ext-payer-form {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.ext-payer-form .form-control {
  flex: 1;
  min-width: 140px;
  padding: 10px 14px;
  font-size: 14px;
}

.ext-payer-form .btn {
  white-space: nowrap;
  flex-shrink: 0;
}

/* Customer actions bar */
.customer-actions-bar {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Edit email form */
.edit-email-form {
  margin: 16px 0;
}

.edit-email-form .form-group {
  margin-bottom: 12px;
}

.edit-email-form .form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 4px;
}

.edit-email-form .form-control {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  box-sizing: border-box;
}

.edit-email-form .form-control:read-only {
  background: var(--bg);
  color: var(--text-light);
}

.edit-email-form .form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 184, 148, 0.1);
}

.edit-email-info {
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: 6px;
  padding: 12px;
  margin-top: 12px;
}

.edit-email-info p {
  margin: 0 0 6px 0;
  font-size: 13px;
  color: #5d4037;
}

.edit-email-info p:last-child {
  margin-bottom: 0;
}

/* Add member to Akademija */
.add-member-section {
  background: #fff;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin-bottom: 20px;
  overflow: hidden;
}

.add-member-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
  user-select: none;
  transition: background 0.15s;
}

.add-member-toggle:hover {
  background: var(--bg);
}

.toggle-arrow {
  font-size: 12px;
  color: var(--text-light);
  transition: transform 0.2s;
}

.add-member-form {
  padding: 0 20px 16px;
}

.add-member-fields {
  display: flex;
  gap: 10px;
  align-items: center;
}

.add-member-fields .form-control {
  flex: 1;
  min-width: 0;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

.add-member-fields .form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 184, 148, 0.1);
}

.add-member-fields .btn {
  white-space: nowrap;
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .add-member-fields {
    flex-direction: column;
  }
  .add-member-fields .form-control,
  .add-member-fields .btn {
    width: 100%;
  }
}

/* ===== RESPONSIVE: TABLET (768px) ===== */
@media (max-width: 768px) {
  body {
    flex-direction: column;
  }

  .sidebar {
    position: fixed;
    width: 100%;
    height: auto;
    bottom: 0;
    top: auto;
    left: 0;
    right: 0;
    flex-direction: row;
    align-items: center;
    padding: 0;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    border-top: 1px solid rgba(255,255,255,0.15);
    z-index: 100;
  }

  .sidebar-header { display: none; }
  .sidebar-footer { display: none; }

  .nav-links {
    display: flex;
    padding: 0;
    width: 100%;
    justify-content: space-around;
  }

  .nav-links li { flex: 1; }

  .nav-links li a {
    padding: 8px 4px 6px;
    border-left: none;
    border-top: 3px solid transparent;
    flex-direction: column;
    font-size: 10px;
    gap: 1px;
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .nav-links li a.active {
    border-left: none;
    border-top-color: var(--sidebar-active);
  }

  .nav-icon { font-size: 18px; }

  .mobile-only-nav { display: block; }

  /* Show mobile top bar */
  .mobile-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--sidebar-bg);
    color: #fff;
    padding: 10px 16px;
    padding-top: calc(10px + env(safe-area-inset-top, 0px));
    position: sticky;
    top: 0;
    z-index: 99;
  }

  .mobile-topbar-title {
    font-weight: 700;
    font-size: 15px;
  }

  .mobile-topbar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: rgba(255,255,255,0.6);
  }

  .mobile-topbar-user .logout-link {
    padding: 6px 12px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    font-size: 12px;
  }

  .content {
    margin-left: 0;
    padding: 14px 12px;
    padding-bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  }

  .page-header {
    gap: 8px;
    margin-bottom: 14px;
  }

  .page-header h1 {
    font-size: 19px;
  }

  .page-subtitle {
    font-size: 13px;
  }

  .section {
    margin-bottom: 20px;
  }

  .section h2 {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .section-info {
    font-size: 13px;
    margin-bottom: 12px;
  }

  .search-form {
    flex-direction: column;
    gap: 8px;
  }

  .search-input {
    font-size: 16px;
    padding: 12px 14px;
  }

  /* Hide desktop tables, show mobile cards */
  .desktop-only-table {
    display: none;
  }

  .mobile-card-list {
    display: block;
  }

  /* Subscription card adjustments */
  .subscription-card {
    padding: 14px;
  }

  .sub-header h3 {
    font-size: 15px;
    word-break: break-word;
  }

  .sub-details {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .sub-detail label { font-size: 10px; }
  .sub-detail span { font-size: 13px; }

  .customer-info-card {
    padding: 14px;
  }

  .customer-info-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .info-item label { font-size: 10px; }
  .info-item span { font-size: 14px; }

  .sub-header {
    flex-direction: column;
    gap: 6px;
  }

  /* Status banner mobile */
  .status-banner {
    padding: 12px 14px;
    font-size: 0.95rem;
    gap: 8px;
  }

  .status-banner-icon { font-size: 1.2rem; }

  /* Payment history: compact mobile table */
  .sub-events {
    margin-top: 14px;
    padding-top: 12px;
  }

  .sub-events h4 {
    font-size: 13px;
    margin-bottom: 8px;
  }

  .sub-events .data-table-sm {
    font-size: 12px;
  }

  .sub-events .data-table-sm th {
    padding: 6px 8px;
    font-size: 10px;
  }

  .sub-events .data-table-sm td {
    padding: 6px 8px;
    font-size: 11px;
  }

  /* Login adjustments */
  .login-box {
    padding: 28px 20px;
  }

  /* Modal */
  .modal {
    padding: 12px;
  }

  .modal-content {
    padding: 20px 16px;
  }

  .modal-content h3 { font-size: 16px; }
  .modal-content p { font-size: 13px; }

  .modal-actions {
    flex-direction: column-reverse;
    gap: 8px;
  }

  .modal-actions .btn {
    width: 100%;
  }

  /* Filter bar scroll */
  .filter-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
    gap: 6px;
    scrollbar-width: none;
  }

  .filter-bar::-webkit-scrollbar { display: none; }

  .filter-btn {
    padding: 7px 14px;
    font-size: 12px;
  }

  /* Empty state */
  .empty-state {
    padding: 36px 16px;
  }

  .empty-icon { font-size: 40px; }

  /* Skool summary grid */
  .skool-summary-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .skool-summary-card {
    padding: 12px 10px;
  }

  .summary-number {
    font-size: 22px;
  }

  .summary-label {
    font-size: 11px;
  }

  .upload-area {
    padding: 28px 14px;
  }

  .upload-icon {
    font-size: 32px;
    margin-bottom: 8px;
  }

  .upload-text {
    font-size: 14px;
    margin-bottom: 10px;
  }

  .upload-hint { font-size: 11px; }

  /* External payer form: stack on mobile */
  .ext-payer-form {
    flex-direction: column;
    gap: 8px;
  }

  .ext-payer-form .form-control {
    min-width: 100%;
    font-size: 16px;
  }

  .ext-payer-form .btn {
    width: 100%;
  }

  /* Mobile cards: tighter spacing */
  .m-card {
    padding: 12px;
    margin-bottom: 8px;
  }

  .m-card-name { font-size: 14px; }
  .m-card-email { font-size: 12px; }
  .m-card-row { font-size: 12px; padding: 3px 0; }
  .m-card-label { font-size: 11px; }
  .m-card-value { font-size: 13px; }

  .m-card-actions {
    margin-top: 8px;
    padding-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  /* Overdue mobile card actions: stack buttons */
  .m-card-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Pagination: keep inline on mobile */
  .pagination {
    gap: 8px;
  }

  .pagination .btn-sm {
    width: auto;
    padding: 8px 14px;
    font-size: 13px;
  }

  /* Badge adjustments */
  .badge {
    font-size: 10px;
    padding: 2px 8px;
  }

  .badge-source {
    font-size: 9px;
    padding: 2px 6px;
  }

  /* Alert */
  .alert {
    font-size: 13px;
    padding: 10px 14px;
  }

  /* Toast */
  .toast {
    font-size: 13px;
    padding: 12px 16px;
  }

  /* Copy button */
  .btn-copy {
    font-size: 12px;
    padding: 2px;
  }
}

/* ===== RESPONSIVE: SMALL PHONE (390px) ===== */
@media (max-width: 390px) {
  .content {
    padding: 10px 10px;
    padding-bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  }

  .page-header h1 {
    font-size: 17px;
  }

  .sub-details {
    grid-template-columns: 1fr;
  }

  .customer-info-grid {
    grid-template-columns: 1fr;
  }

  .sub-actions {
    flex-direction: column;
  }

  .sub-actions .btn {
    width: 100%;
  }

  .skool-summary-grid {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .summary-number { font-size: 20px; }

  .nav-links li a {
    padding: 7px 2px 5px;
    font-size: 9px;
  }

  .nav-icon { font-size: 16px; }
}