/* ==========================================================================
   ClassKit Global - Account & Authentication Styles
   Google One-Tap Modal, Navbar User Dropdown, and PayPal Checkout Modal
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Google Auth Modal
   -------------------------------------------------------------------------- */
.auth-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease-out;
  padding: 16px;
}

.auth-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.auth-modal-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-surface);
  border-radius: var(--radius-xl, 16px);
  border: 1px solid var(--border-medium);
  box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.25);
  overflow: hidden;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.auth-modal-overlay.active .auth-modal-card {
  transform: translateY(0) scale(1);
}

.auth-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  transition: all 0.15s ease;
  z-index: 2;
}

.auth-modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-main);
  transform: scale(1.05);
}

.auth-modal-header {
  padding: 28px 24px 20px;
  text-align: center;
  background: linear-gradient(180deg, var(--primary-soft) 0%, var(--bg-surface) 100%);
  border-bottom: 1px solid var(--border-light);
}

.auth-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  background: #FFFFFF;
  border: 1px solid var(--primary-border);
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  box-shadow: var(--shadow-xs);
}

.auth-modal-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.auth-modal-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.auth-modal-body {
  padding: 24px;
}

.auth-benefits-list {
  list-style: none;
  padding: 0;
  margin: 0 0 22px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.auth-benefits-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.auth-benefits-item svg {
  flex-shrink: 0;
  color: var(--accent-stem);
}

.google-btn-wrapper {
  display: flex;
  justify-content: center;
  margin: 18px 0 10px;
  min-height: 44px;
}

.auth-modal-footer {
  padding: 12px 24px 20px;
  text-align: center;
  font-size: 11px;
  color: var(--text-light);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   2. Navbar User Profile & Dropdown
   -------------------------------------------------------------------------- */
.nav-user-container {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.nav-user-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 4px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.16s ease;
  user-select: none;
}

.nav-user-pill:hover {
  background: var(--bg-subtle);
  border-color: var(--text-light);
  box-shadow: var(--shadow-xs);
}

.nav-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--primary-soft);
  border: 1.5px solid var(--primary-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}

.nav-user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-user-chevron {
  width: 14px;
  height: 14px;
  color: var(--text-muted);
  transition: transform 0.18s ease;
}

.nav-user-container.open .nav-user-chevron {
  transform: rotate(180deg);
}

/* Floating Dropdown Menu */
.nav-user-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 280px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg, 12px);
  box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.15), 0 4px 8px -2px rgba(15, 23, 42, 0.05);
  padding: 8px 0;
  display: none;
  z-index: 999;
  transform-origin: top right;
  animation: userMenuPop 0.18s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.nav-user-container.open .nav-user-menu {
  display: block;
}

@keyframes userMenuPop {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(-6px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.nav-user-menu-header {
  padding: 10px 16px 12px;
  border-bottom: 1px solid var(--border-light);
}

.nav-menu-user-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}

.nav-menu-user-email {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  word-break: break-all;
}

.nav-menu-plan-status {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}

.plan-status-pro {
  background: var(--pro-gold-soft);
  color: var(--pro-gold-text);
  border: 1px solid var(--pro-gold-border);
}

.plan-status-free {
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border-light);
}

/* Paper Size Selector in Dropdown */
.nav-menu-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-light);
  padding: 10px 16px 6px;
}

.nav-menu-paper-group {
  padding: 0 16px 10px;
  display: flex;
  gap: 6px;
}

.paper-size-pill-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px 4px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  background: var(--bg-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.paper-size-pill-btn:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.paper-size-pill-btn.active {
  background: var(--primary-soft);
  color: var(--primary);
  border-color: var(--primary-border);
  font-weight: 700;
}

.nav-menu-divider {
  height: 1px;
  background: var(--border-light);
  margin: 4px 0;
}

.nav-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.14s ease, color 0.14s ease;
}

.nav-menu-item:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.nav-menu-item svg {
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

.nav-menu-item:hover svg {
  color: var(--text-main);
}

.nav-menu-item.logout-item {
  color: var(--danger);
}

.nav-menu-item.logout-item:hover {
  background: var(--danger-soft);
  color: var(--danger);
}

.nav-menu-item.logout-item svg {
  color: var(--danger);
}

/* --------------------------------------------------------------------------
   3. PayPal Checkout Modal
   -------------------------------------------------------------------------- */
.paypal-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease-out;
  padding: 16px;
}

.paypal-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.paypal-modal-card {
  width: 100%;
  max-width: 480px;
  background: var(--bg-surface);
  border-radius: var(--radius-xl, 16px);
  border: 1px solid var(--border-medium);
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
  overflow: hidden;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.paypal-modal-overlay.active .paypal-modal-card {
  transform: translateY(0) scale(1);
}

.paypal-plan-banner {
  padding: 24px 24px 18px;
  background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
  border-bottom: 1px solid #FDE68A;
  text-align: center;
}

.paypal-plan-title {
  font-size: 20px;
  font-weight: 800;
  color: #92400E;
  margin-bottom: 4px;
}

.paypal-plan-price {
  font-size: 28px;
  font-weight: 900;
  color: #0F172A;
  margin-bottom: 4px;
}

.paypal-plan-features {
  font-size: 12px;
  color: #78350F;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 8px;
}

.paypal-body {
  padding: 24px;
}

.paypal-btn-box {
  min-height: 120px;
  margin-top: 14px;
}

.paypal-footer-note {
  text-align: center;
  font-size: 11px;
  color: var(--text-light);
  line-height: 1.5;
  margin-top: 14px;
}