/* === PRICING === */
.pricing-toggle { display: flex; gap: 0; border: 1.5px solid var(--clr-border); border-radius: var(--radius-sm); overflow: hidden; margin: 0 auto 3rem; width: fit-content; }
.pricing-toggle button { padding: var(--space-2) var(--space-6); border: none; background: white; font-family: var(--font-body); font-size: 0.9rem; font-weight: 600; cursor: pointer; transition: all var(--duration-fast); color: var(--clr-muted-fg); }
.pricing-toggle button.active { background: var(--clr-primary); color: white; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); align-items: start; }
.pricing-card { background: var(--clr-card); border: 1.5px solid var(--clr-border); border-radius: 1rem; padding: var(--space-8); transition: all var(--duration-base); }
.pricing-card.popular { border-color: var(--clr-primary); box-shadow: var(--shadow-md); }
.pricing-card-top { margin-bottom: var(--space-6); }
.pricing-plan-name { font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; }
.pricing-price { display: flex; align-items: baseline; gap: 0.25rem; margin: var(--space-4) 0 0.25rem; }
.pricing-price .amount { font-size: 2.5rem; font-weight: 900; font-family: var(--font-display); }
.pricing-price .period { color: var(--clr-muted-fg); font-size: 0.9rem; }
.pricing-billed { font-size: 0.8rem; color: var(--clr-muted-fg); height: 1.2rem; }
.pricing-features { list-style: none; display: flex; flex-direction: column; gap: 0.65rem; margin: var(--space-6) 0; }
.pricing-features li { display: flex; align-items: center; gap: var(--space-2); font-size: 0.88rem; }
.pricing-features .check { color: var(--clr-primary); font-weight: 700; }
.pricing-features .cross { color: var(--clr-border); font-weight: 700; }
.pricing-features .feat-disabled { color: var(--clr-muted-fg); opacity: 0.5; }

/* === MODAL === */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 300; display: flex; align-items: center; justify-content: center; padding: var(--space-6); opacity: 0; pointer-events: none; transition: opacity 0.2s; }
.modal-overlay.open { opacity: 1; pointer-events: auto; }
.modal { background: var(--clr-card); border-radius: 1.25rem; padding: var(--space-8); max-width: 600px; width: 100%; max-height: 85vh; overflow-y: auto; box-shadow: var(--shadow-lg); transform: scale(0.95); transition: transform 0.2s; }
.modal-overlay.open .modal { transform: scale(1); }
.modal-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: var(--space-6); }
.modal-close { background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--clr-muted-fg); line-height: 1; padding: 0; }

/* === TOAST === */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 500; display: flex; flex-direction: column; gap: var(--space-2); }
.toast { background: var(--clr-foreground); color: white; padding: var(--space-3) var(--space-5); border-radius: var(--radius-sm); font-size: 0.88rem; font-weight: 500; box-shadow: var(--shadow-md); animation: slideUp 0.3s ease; }
.toast.success { background: var(--clr-primary); }
.toast.error { background: var(--clr-destructive); }

/* === EMPTY STATE === */
.empty-state { text-align: center; padding: 3rem var(--space-8); }
.empty-state-icon { font-size: 3rem; margin-bottom: var(--space-4); }
.empty-state h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: var(--space-2); }
.empty-state p { color: var(--clr-muted-fg); font-size: 0.9rem; margin-bottom: var(--space-6); }

/* === LOADING SPINNER === */
.spinner { width: 40px; height: 40px; border: 3px solid var(--clr-border); border-top-color: var(--clr-primary); border-radius: 50%; animation: spin 0.7s linear infinite; margin: 0 auto; }
.loading-overlay { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); padding: var(--space-8); }

/* === Z-INDEX SCALE === */
/* Stacking context: base (0) → dropdown (100) → sticky (150) → overlay (200-300) → modal (500) → toast (600+) */
.nav-fixed { z-index: 100; }
.sticky { z-index: 150; }
.modal-overlay { z-index: 300; }
.toast-container { z-index: 600; }

/* === ANIMATIONS === */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes bounce { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-6px); } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes pricingPulse { 0%, 100% { transform: scale(1.03); } 50% { transform: scale(1.05); } }

@media (prefers-reduced-motion: reduce) {
  .page-header, #xpStrip, #statCards, .card, .quick-action-card { animation: none !important; }
}

/* === MAIN CONTENT SIDEBAR FIX (for desktop) === */
@media (min-width: 901px) {
  .main-content {
    margin-left: 260px !important;
    width: calc(100% - 260px) !important;
  }
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .main-content { margin-left: 0; padding: var(--space-5); padding-top: 5rem; }
  .sidebar { display: none; }
  .nav-fixed { display: flex; }
  .hero-inner { grid-template-columns: 1fr; gap: var(--space-8); }
  .hero-headline { font-size: 2.5rem; }
  .hero-img { height: 320px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.popular { transform: none; }
  .totals-bar { grid-template-columns: repeat(2, 1fr); }
  .rings-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .hero-inner { padding: var(--space-8) var(--space-4); }
  .hero-headline { font-size: 2rem; }
  .rings-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .onboarding-card { padding: var(--space-6); }
  .nav-links { display: none; }
  .hamburger { display: block; }
  .hero-actions { flex-direction: column; }
  .goal-grid { grid-template-columns: 1fr; }
  .skill-grid { grid-template-columns: repeat(2, 1fr); }
  .chat-layout { height: calc(100vh - 4rem); }
}

/* === FAQ ACCORDION === */
.faq-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  padding: var(--space-5) 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-foreground);
}
.faq-btn:focus-visible { outline: 2px solid var(--color-green); outline-offset: 2px; }

/* === MOBILE NAV for app pages === */
.mobile-topbar { display: none; position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: var(--clr-sidebar); backdrop-filter: blur(20px); border-bottom: 1px solid var(--clr-sidebar-border); height: 4rem; padding: 0 var(--space-5); align-items: center; justify-content: space-between; color: var(--clr-sidebar-text); }
.mobile-topbar .logo, .mobile-topbar a { color: var(--clr-sidebar-logo); }
.mobile-topbar .mobile-menu-btn { color: var(--clr-sidebar-muted); }
@media (max-width: 900px) { .mobile-topbar { display: flex; } }
.mobile-menu-btn { background: none; border: none; font-size: 1.4rem; cursor: pointer; }
.mobile-sidebar-overlay { display: none; position: fixed; inset: 0; z-index: 200; }
.mobile-sidebar-overlay.open { display: block; }
.mobile-sidebar-overlay .sidebar { display: flex; transform: translateX(-100%); transition: transform 0.3s; z-index: 201; }
.mobile-sidebar-overlay.open .sidebar { transform: translateX(0); }