/* ============================================================
   AUTH.CSS — Authentication modal & user menu styles
   ============================================================ */

/* --- Auth Modal --- */
.auth-modal {
  max-width: 440px;
}

.auth-modal .modal-header {
  padding: var(--space-8) var(--space-8) var(--space-4);
  border-bottom: none;
}

.auth-modal .modal-header h2 {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
}

.auth-form-wrap {
  padding: 0 var(--space-8) var(--space-8);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.auth-form .form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.auth-form .form-group label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text);
}

.auth-form .input {
  width: 100%;
}

.auth-form .input.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(255, 59, 48, 0.1);
}

.auth-form .form-error {
  font-size: var(--text-xs);
  color: var(--danger);
  display: none;
}

.auth-form .form-error.visible {
  display: block;
}

.auth-error-global {
  background: var(--danger-light);
  color: var(--danger);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-align: center;
  display: none;
}

.auth-error-global.visible {
  display: block;
}

.auth-form .btn {
  width: 100%;
  justify-content: center;
  margin-top: var(--space-2);
}

.auth-switch {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-4);
}

.auth-switch a {
  color: var(--accent);
  font-weight: var(--weight-medium);
  cursor: pointer;
  text-decoration: none;
}

.auth-switch a:hover {
  text-decoration: underline;
}


/* --- User Menu in Header --- */
.user-menu {
  position: relative;
  display: flex;
  align-items: center;
}

.user-avatar-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--duration-fast) var(--ease);
  text-transform: uppercase;
}

.user-avatar-btn:hover {
  border-color: var(--accent-hover);
  box-shadow: var(--shadow-sm);
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 220px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-3);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transform: scale(0.95) translateY(-4px);
  transition: all var(--duration-fast) var(--ease);
}

.user-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: scale(1) translateY(0);
}

.user-dropdown-header {
  padding: var(--space-3) var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-2);
}

.user-dropdown-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text);
}

.user-dropdown-email {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  word-break: break-all;
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text);
  border: none;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast) var(--ease);
  text-align: left;
  text-decoration: none;
}

.user-dropdown-item:hover {
  background: var(--surface-alt);
}

.user-dropdown-item.danger {
  color: var(--danger);
}


/* --- Payment Method Selection --- */
.payment-section {
  margin-bottom: var(--space-6);
}

.payment-section h2 {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--text);
  margin-bottom: var(--space-4);
}

.payment-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.payment-option {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease);
}

.payment-option:hover {
  border-color: var(--border-strong);
}

.payment-option.selected {
  border-color: var(--accent);
  background: var(--accent-light);
}

.payment-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.payment-radio {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--duration-fast) var(--ease);
}

.payment-option.selected .payment-radio {
  border-color: var(--accent);
}

.payment-radio::after {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  transform: scale(0);
  transition: transform var(--duration-fast) var(--ease-spring);
}

.payment-option.selected .payment-radio::after {
  transform: scale(1);
}

.payment-icon {
  width: 40px;
  height: 28px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: var(--weight-bold);
  color: #fff;
  flex-shrink: 0;
}

.payment-icon.bkash { background: #E2136E; }
.payment-icon.nagad { background: #F6921E; }
.payment-icon.card { background: linear-gradient(135deg, #1a1a2e, #16213e); }

.payment-label {
  flex: 1;
}

.payment-label-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text);
}

.payment-label-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}


/* --- Payment Details Forms --- */
.payment-details {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-top: var(--space-3);
  animation: slideUp var(--duration-normal) var(--ease);
}

.payment-details .form-group {
  margin-bottom: var(--space-4);
}

.payment-details .form-group:last-child {
  margin-bottom: 0;
}

.payment-details .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.payment-details .form-group label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: block;
  margin-bottom: var(--space-2);
}


/* --- Admin Login Gate --- */
.admin-login-gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: var(--bg);
}

.admin-login-card {
  background: var(--surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: var(--space-10) var(--space-8);
  width: 100%;
  max-width: 400px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.admin-login-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  font-size: 28px;
}

.admin-login-card h1 {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-2);
}

.admin-login-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

.admin-login-card .form-group {
  margin-bottom: var(--space-5);
  text-align: left;
}

.admin-login-card .form-group label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text);
  display: block;
  margin-bottom: var(--space-2);
}

.admin-login-card .btn {
  width: 100%;
  justify-content: center;
}

.admin-login-error {
  font-size: var(--text-sm);
  color: var(--danger);
  margin-bottom: var(--space-4);
  display: none;
}

.admin-login-error.visible {
  display: block;
}

.admin-login-hint {
  margin-top: var(--space-5);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

@media (max-width: 480px) {
  .payment-details .form-row {
    grid-template-columns: 1fr;
  }
}