:root {
  --navy: #0a2540;
  --navy-light: #1a3a5c;
  --gold: #c9a227;
  --bg: #f0f2f5;
  --surface: #ffffff;
  --text: #1a1a2e;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --success: #059669;
  --warning: #d97706;
  --error: #dc2626;
  --radius: 10px;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.admin-header {
  background: #f7f5f0;
  color: var(--navy);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid #e5e0d6;
}

.admin-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.admin-logo {
  display: block;
  height: 64px;
  width: auto;
  max-width: min(380px, 90vw);
  object-fit: contain;
}

.admin-header h1 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
}

.header-sub { font-size: 0.8rem; opacity: 0.75; display: block; }

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.toolbar h2 { color: var(--navy); font-size: 1.2rem; }

.toolbar-actions { display: flex; gap: 0.5rem; }

.toolbar-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.btn-primary-admin {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.1rem;
  background: var(--gold);
  color: var(--navy);
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
}

.btn-primary-admin:hover { filter: brightness(1.05); }

.btn-ghost {
  padding: 0.65rem 1.1rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  color: var(--text-muted);
}

.btn-ghost:hover { border-color: var(--navy); color: var(--navy); }

.btn-danger {
  color: var(--error) !important;
  border-color: #fecaca !important;
}

.btn-danger:hover {
  background: #fef2f2 !important;
  border-color: var(--error) !important;
}

.modal-create { max-width: 640px; }

.modal-sub {
  font-size: 0.82rem;
  opacity: 0.75;
  margin-top: 0.2rem;
  font-weight: 400;
}

.create-form .form-section {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.create-form .form-section:last-of-type { border-bottom: none; }

.create-form h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.field label,
.field-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.field input,
.field textarea,
.create-form input[type="text"],
.create-form input[type="email"],
.create-form input[type="tel"] {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  background: var(--bg);
  transition: border-color 0.15s, background 0.15s;
}

.field input:focus,
.create-form input:focus {
  outline: none;
  border-color: var(--navy);
  background: #fff;
}

.file-drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 1.75rem 1rem;
  border: 2px dashed var(--border);
  border-radius: 10px;
  background: var(--bg);
  cursor: pointer;
  text-align: center;
  transition: border-color 0.15s, background 0.15s;
}

.file-drop:hover,
.file-drop.dragover {
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.06);
}

.file-drop.has-file {
  border-color: var(--success);
  border-style: solid;
  background: rgba(5, 150, 105, 0.05);
}

.file-drop-sm {
  padding: 1.1rem 0.75rem;
  min-height: 120px;
}

.file-drop-icon {
  width: 2rem;
  height: 2rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.file-drop-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy);
}

.file-drop-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.success-panel {
  text-align: center;
  padding: 0.5rem 0 0;
}

.success-panel-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: var(--success);
  color: white;
  display: grid;
  place-items: center;
}

.success-panel-icon svg {
  width: 28px;
  height: 28px;
  stroke: white;
  fill: none;
  stroke-width: 2.5;
}

.success-panel h4 {
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 0.4rem;
  text-transform: none;
  letter-spacing: 0;
}

.success-panel > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.ref-pill {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
  color: var(--text-muted);
}

.ref-pill strong {
  color: var(--navy);
  font-family: ui-monospace, monospace;
  margin-left: 0.35rem;
}

.success-panel .field-label {
  text-align: left;
}

.ref-code {
  font-size: 0.85rem;
  background: var(--bg);
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
}

.contact-cell .muted,
.muted { color: var(--text-muted); font-size: 0.85rem; }

.actions-cell {
  white-space: nowrap;
  display: flex;
  gap: 0.35rem;
  justify-content: flex-end;
}

.empty-state {
  padding: 1.5rem;
}

.empty-state p {
  margin-bottom: 1rem;
}

.detail-link-row {
  margin-bottom: 1.25rem;
}

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  .form-actions { flex-direction: column-reverse; }
  .form-actions button { width: 100%; min-height: 48px; }
}

.desktop-only { display: block; }
.mobile-only { display: none !important; }

.customer-cards {
  flex-direction: column;
  gap: 0.85rem;
}

.customer-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: 0 2px 10px rgba(10, 37, 64, 0.04);
}

.customer-card.card-kyc-pending {
  border-color: #93c5fd;
  background: #eff6ff;
}

.customer-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.customer-card-name {
  display: block;
  font-size: 1.05rem;
  color: var(--navy);
  margin-bottom: 0.35rem;
}

.customer-card-meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.88rem;
  margin-bottom: 1rem;
  color: var(--text);
  word-break: break-word;
}

.customer-card-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}

.customer-card-actions .btn-sm {
  min-height: 44px;
  padding: 0.55rem 0.9rem;
  font-size: 0.88rem;
}

.customer-card-actions .btn-kyc-review,
.customer-card-actions [data-id] {
  width: 100%;
}

@media (max-width: 768px) {
  .desktop-only { display: none !important; }
  .mobile-only.customer-cards,
  .mobile-only { display: flex !important; }

  .admin-header {
    padding: 0.85rem 1rem;
    position: sticky;
    top: 0;
    z-index: 40;
  }

  .admin-brand {
    gap: 0;
  }

  .admin-logo {
    height: 48px;
    max-width: min(300px, 90vw);
  }

  .admin-header h1 {
    font-size: 0.95rem;
  }

  .header-sub { display: none; }

  .container {
    padding: 1rem 0.85rem 5rem;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
    margin-bottom: 1rem;
  }

  .toolbar-actions {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.5rem;
  }

  .btn-primary-admin {
    justify-content: center;
    min-height: 48px;
    width: 100%;
  }

  .toolbar-actions .btn-sm {
    min-height: 48px;
    padding: 0 1rem;
  }

  .login-card {
    margin: 1.5rem 0.85rem;
    padding: 1.5rem 1.15rem;
  }

  .login-card input,
  .login-card button {
    min-height: 48px;
    font-size: 16px; /* prevents iOS zoom */
  }

  .modal-overlay {
    padding: 0;
    align-items: stretch;
  }

  .modal-overlay.open {
    display: flex;
  }

  .modal {
    max-width: none;
    width: 100%;
    max-height: none;
    height: 100%;
    border-radius: 0;
    display: flex;
    flex-direction: column;
  }

  .modal-header {
    position: sticky;
    top: 0;
    z-index: 5;
    padding: 1rem;
  }

  .modal-header h3 {
    font-size: 1rem;
    padding-right: 0.5rem;
  }

  .modal-close {
    width: 40px;
    height: 40px;
    font-size: 1.75rem;
  }

  .modal-body {
    padding: 1rem;
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .link-copy-row {
    flex-direction: column;
  }

  .link-copy-row input {
    width: 100%;
    font-size: 0.8rem;
  }

  .link-copy-row .btn-sm {
    width: 100%;
    min-height: 44px;
  }

  .detail-summary {
    grid-template-columns: 1fr;
    padding: 0.85rem;
    gap: 0.75rem;
  }

  .detail-grid,
  .payment-form .form-row,
  .doc-grid {
    grid-template-columns: 1fr;
  }

  .step-block-header {
    padding: 0.85rem 1rem;
    gap: 0.75rem;
  }

  .step-block-body { padding: 1rem; }

  .doc-preview-pdf { height: 200px; }
  .doc-preview-img { max-height: 180px; }

  .btn-save {
    width: 100%;
    min-height: 48px;
  }

  .payment-form input,
  .payment-form textarea,
  .field input,
  .create-form input {
    font-size: 16px;
    min-height: 46px;
  }

  .kyc-review-banner {
    padding: 0.9rem 1rem;
  }

  .file-drop {
    padding: 1.5rem 0.85rem;
    min-height: 120px;
  }
}

@media (max-width: 640px) {
  .detail-grid, .payment-form .form-row, .doc-grid, .detail-summary { grid-template-columns: 1fr; }
}

.empty-cell { text-align: center; padding: 2rem; color: var(--text-muted); }

.error-text { color: var(--error); }

.success-text { color: var(--success); font-weight: 600; }

.modal-lg { max-width: 960px; }

.link-copy-row {
  display: flex;
  gap: 0.5rem;
}

.link-copy-row input {
  flex: 1;
  padding: 0.6rem 0.85rem;
  border: 2px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
}

.form-group { margin-bottom: 1rem; }

.form-group label, .form-row label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.form-group input[type="file"] {
  width: 100%;
  padding: 0.5rem;
  border: 2px dashed var(--border);
  border-radius: 8px;
}

.field-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.inline-error {
  color: var(--error);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.success-box {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 8px;
  padding: 1.25rem;
}

.success-box code {
  font-size: 1.1rem;
  color: var(--navy);
  font-weight: 700;
}

.success-box label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  margin: 1rem 0 0.35rem;
}

.admin-header a {
  color: var(--gold);
  text-decoration: none;
  font-size: 0.9rem;
}

.container { max-width: 1200px; margin: 0 auto; padding: 2rem 1.25rem; }

/* Login */
.login-card {
  max-width: 400px;
  margin: 4rem auto;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
  border: 1px solid var(--border);
}

.login-card h2 { margin-bottom: 0.5rem; color: var(--navy); }
.login-card p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.25rem; }

.login-card input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.login-card button {
  width: 100%;
  padding: 0.85rem;
  background: var(--gold);
  color: var(--navy);
  border: none;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 1rem;
}

.login-card button:hover { filter: brightness(1.05); }

.login-error {
  color: var(--error);
  font-size: 0.85rem;
  margin-bottom: 1rem;
  display: none;
}

.login-error.show { display: block; }

/* Stats */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 1px solid var(--border);
}

.stat-card .num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
}

.stat-card .lbl {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Table */
.table-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}

.table-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.table-header h2 { font-size: 1.1rem; color: var(--navy); }

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

th, td {
  padding: 0.85rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

th {
  background: var(--bg);
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

tr:hover td { background: rgba(10, 37, 64, 0.02); }

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-pending { background: #fef3c7; color: var(--warning); }
.badge-review { background: #dbeafe; color: #1d4ed8; font-weight: 700; }
.badge-step1 { background: #dbeafe; color: #2563eb; }
.badge-step2 { background: #e0e7ff; color: #4f46e5; }
.badge-done { background: #d1fae5; color: var(--success); }

.btn-sm {
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: white;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--navy);
}

.btn-sm:hover { border-color: var(--navy); }

.btn-sm.btn-copied {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #047857;
  pointer-events: none;
}

.row-kyc-pending { background: #eff6ff; }
.row-kyc-pending:hover { background: #dbeafe; }

.btn-kyc-review {
  background: var(--navy);
  color: white;
  border-color: var(--navy);
}

.btn-kyc-review:hover { background: var(--navy-light); }

.kyc-review-banner {
  background: #dbeafe;
  border: 1px solid #93c5fd;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
}

.kyc-review-banner strong {
  display: block;
  color: #1e40af;
  margin-bottom: 0.35rem;
}

.kyc-review-banner p {
  margin: 0;
  color: #1e3a8a;
  font-size: 0.9rem;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: none;
  place-items: center;
  z-index: 100;
  padding: 1rem;
}

.modal-overlay.open { display: grid; }

.modal {
  background: var(--surface);
  border-radius: var(--radius);
  max-width: 920px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--navy);
  color: white;
}

.modal-header h3 { font-size: 1.1rem; }

.modal-close {
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.modal-body { padding: 1.5rem; }

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.detail-item label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.detail-item span { font-weight: 600; }

.docs-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.doc-link {
  padding: 0.5rem 1rem;
  background: var(--bg);
  border-radius: 6px;
  text-decoration: none;
  color: var(--navy);
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border);
}

.doc-link:hover { border-color: var(--navy); }

.payment-form h4 {
  color: var(--navy);
  margin-bottom: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.payment-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.payment-form label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.payment-form input, .payment-form textarea {
  width: 100%;
  padding: 0.6rem 0.85rem;
  border: 2px solid var(--border);
  border-radius: 6px;
  font-size: 0.9rem;
}

.payment-form textarea { min-height: 70px; resize: vertical; }

.btn-save {
  padding: 0.75rem 1.5rem;
  background: var(--gold);
  color: var(--navy);
  border: none;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  margin-top: 0.5rem;
}

.btn-save:hover { filter: brightness(1.05); }

.save-msg {
  color: var(--success);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: none;
}

.save-msg.show { display: block; }

.hidden { display: none !important; }

.loading-msg, .error-msg {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}

.error-msg { color: var(--error); }

.detail-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  padding: 1rem;
  background: var(--bg);
  border-radius: 8px;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border);
}

.steps-timeline {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.step-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.step-block.done { border-color: #a7f3d0; }
.step-block.pending { border-color: #fde68a; opacity: 0.92; }

.step-block-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.step-block.done .step-block-header { background: #ecfdf5; }
.step-block.pending .step-block-header { background: #fffbeb; }

.step-block-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--navy);
  color: white;
  display: grid;
  place-items: center;
  font-weight: 700;
  flex-shrink: 0;
}

.step-block.done .step-block-num { background: var(--success); }

.step-block-header h4 {
  font-size: 1rem;
  color: var(--navy);
  margin-bottom: 0.15rem;
}

.step-block-status {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.step-block.done .step-block-status { color: var(--success); }
.step-block.pending .step-block-status { color: var(--warning); }

.step-block-body { padding: 1.25rem; }

.doc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1rem;
}

.doc-item.full { grid-column: 1 / -1; }

.doc-item label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.doc-preview-box {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg);
}

.doc-preview-loading {
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.doc-preview-img {
  width: 100%;
  max-height: 220px;
  object-fit: contain;
  display: block;
  background: #fff;
}

.doc-preview-pdf {
  width: 100%;
  height: 260px;
  border: none;
  display: block;
  background: #fff;
}

.doc-preview-actions {
  display: flex;
  gap: 0.5rem;
  padding: 0.65rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.doc-preview-error, .doc-preview-fallback, .missing-doc {
  padding: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.missing-doc {
  background: var(--bg);
  border-radius: 6px;
  border: 1px dashed var(--border);
}

.payment-form h4 { display: none; }

.payment-form {
  border-top: none;
  padding-top: 0;
}

@media (max-width: 640px) {
  .detail-grid, .payment-form .form-row, .doc-grid, .detail-summary { grid-template-columns: 1fr; }
  table { font-size: 0.8rem; }
  th, td { padding: 0.6rem 0.75rem; }
}