/**
 * AITopUp — advisor, a11y, mobile UX
 * @package AITopUp
 */

/* === Mobile UX enhancements (v1.5) === */

.page-header { padding: 2rem 0 0.75rem; }
.page-header h1 { font-size: clamp(1.5rem, 6vw, 2.25rem); }

/* product-card__actions rules defined in product card section above */

/* Advisor wizard */
.advisor-section { padding-top: 0; }

.advisor-app {
  max-width: 40rem;
  margin: 0 auto;
  padding: 1.25rem;
  border-radius: var(--radius);
}

@media (min-width: 640px) {
  .advisor-app { padding: 2rem; }
}

.advisor-app .btn {
  width: 100%;
  min-height: var(--touch-min);
  justify-content: flex-start;
  text-align: left;
  font-size: 1rem;
}

.advisor-app .btn-secondary { padding: 0.875rem 1rem; }

.advisor-result-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

@media (min-width: 640px) {
  .advisor-result-actions { flex-direction: row; flex-wrap: wrap; }
  .advisor-result-actions .btn { width: auto; }
}

/* Override WooCommerce global .button on product cards */
.woocommerce .product-card__actions a.button,
.woocommerce .product-card__actions button.button {
  font-family: var(--font-body) !important;
  font-size: 0.8125rem !important;
  font-weight: 600 !important;
  line-height: 1.25 !important;
  color: var(--btn-primary-fg) !important;
  background: var(--gradient-brand) !important;
  background-size: 200% auto !important;
  border: none !important;
  box-shadow: var(--glow-layered-primary), 0 0 0 1px var(--accent-border), inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
}

.woocommerce .product-card__actions .btn-secondary,
.woocommerce .product-card__actions .product-card__btn.btn-secondary {
  font-family: var(--font-body) !important;
  font-size: 0.8125rem !important;
  font-weight: 600 !important;
  line-height: 1.25 !important;
  color: var(--accent-link) !important;
  background: transparent !important;
  border: 1px solid var(--accent-border) !important;
  box-shadow: none !important;
}

@media (min-width: 640px) {
  .woocommerce a.button,
  .woocommerce button.button,
  .woocommerce input.button { width: auto; }
}

/* Toast notification */
.aitopup-toast {
  position: fixed;
  bottom: calc(5rem + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(1rem);
  z-index: 60;
  padding: 0.75rem 1.25rem;
  border-radius: 9999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-glow);
  color: var(--fg-bright);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-elevated);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  max-width: calc(100vw - 2rem);
  text-align: center;
}

.aitopup-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Reduce heavy blur on mobile for performance */
@media (max-width: 767px) {
  .glass,
  .site-header {
    backdrop-filter: blur(10px) saturate(1.2);
    -webkit-backdrop-filter: blur(10px) saturate(1.2);
  }

  .nav-mobile {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .site-header.is-scrolled {
    backdrop-filter: blur(14px) saturate(1.3);
    -webkit-backdrop-filter: blur(14px) saturate(1.3);
  }
}

/* Hover-only interactions — touch devices use :active */
@media (hover: none) {
  .product-card:hover,
  .need-card:hover,
  .step-card:hover {
    transform: none;
    box-shadow: none;
  }

  .btn:hover { transform: none; }
  .advisor-fab:hover { transform: none; }
}

.site-header {
  padding-top: var(--safe-top);
}

@media (max-width: 767px) {
  .site-header,
  body.admin-bar .site-header {
    top: 0 !important;
    padding-top: 0;
  }
}

/* Theme toggle */
.theme-toggle {
  position: relative;
  overflow: hidden;
}

.theme-toggle-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.25s, transform 0.25s;
}

.theme-toggle.is-dark .theme-toggle-icon--sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.theme-toggle.is-dark .theme-toggle-icon--moon {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.theme-toggle.is-light .theme-toggle-icon--sun {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

.theme-toggle.is-light .theme-toggle-icon--moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.theme-toggle.is-dark:hover,
.theme-toggle.is-light:hover {
  color: var(--color-accent-primary);
  background: var(--accent-surface);
  border-color: var(--border-glow);
  box-shadow: 0 0 10px var(--glow-primary);
}

/* SVG icon system */
.icon {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.icon--primary { color: var(--color-accent-primary); filter: drop-shadow(0 0 4px var(--glow-primary)); }
.icon--secondary { color: var(--color-accent-secondary); filter: drop-shadow(0 0 4px var(--glow-secondary)); }
.icon--tertiary { color: var(--color-accent-tertiary); filter: drop-shadow(0 0 4px var(--glow-tertiary)); }
.icon--sky { color: var(--color-accent-sky); filter: drop-shadow(0 0 4px var(--glow-sky)); }
.icon--muted { color: var(--muted); filter: none; }
.icon--success { color: var(--success); filter: none; }
.icon--hot { color: var(--color-accent-warm); filter: drop-shadow(0 0 5px var(--glow-primary)); }

/* Accessibility & performance — reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .gradient-text,
  .logo-wordmark.gradient-text {
    animation: none;
    background-position: 50% center;
  }

  body::before,
  .mesh-blob,
  .hero-glow,
  .footer-mesh::after,
  .text-display,
  .surface-iridescent,
  .product-card__holo,
  .hero-orbit {
    animation: none;
  }

  .hero-orbit {
    transform: none !important;
  }

  .product-price .price-sale::after,
  .product-price .woocommerce-Price-amount:not(del *)::after {
    animation: none;
  }

  .btn-primary::after {
    display: none;
  }
}

/* Mobile — static mesh for performance */
@media (max-width: 767px) {
  body::before {
    animation: none;
  }

  .mesh-blob {
    animation: none;
    opacity: 0.65;
  }

  .mesh-blob--4 {
    display: none;
  }
}

.page-header h1.font-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.advisor-opt-btn .icon,
.advisor-result-title .icon {
  color: var(--color-accent-primary);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════════
   Neural Blue v2.0.0 — Clean AI-tech gradient system
   ═══════════════════════════════════════════════════════════ */

/* Gradient typography system */
.text-display {
  display: inline;
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: var(--gradient-text);
  background-size: 100% auto;
  background-repeat: no-repeat;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.text-label {
  display: inline;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--gradient-brand);
  background-size: 100% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* Section ambient light zones */
[data-section="hero"] {
  --zone-wash: var(--zone-wash-hero);
}

[data-section="shop"],
.section-muted[data-section="shop"] {
  position: relative;
}

[data-section="shop"]::before,
.section-muted[data-section="shop"]::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: var(--zone-wash-shop);
  opacity: var(--zone-wash-opacity);
}

.site-footer[data-section="footer"]::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: var(--zone-wash-footer);
  opacity: var(--zone-wash-opacity);
  z-index: 0;
}

/* Section dividers — dual-tone chromatic glow */
.section-divider-ultra {
  position: relative;
  height: 1px;
  border: none;
  margin: 0;
  background: transparent;
}

.section-divider-ultra::before,
.section-divider-ultra::after {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  border-radius: 9999px;
}

.section-divider-ultra::before {
  background: linear-gradient(90deg, transparent, var(--color-accent-start), var(--color-accent-end), transparent);
  box-shadow: 0 0 10px var(--glow-primary);
}

.section-divider-ultra::after {
  display: none;
}

/* Premium button system v2 */
.btn-primary-ultra {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: var(--gradient-brand);
  color: var(--btn-primary-fg);
  border: none;
  box-shadow:
    var(--elevation-1),
    0 0 0 1px var(--accent-border),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn-primary-ultra::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, transparent 45%, rgba(255, 255, 255, 0.05) 100%);
  pointer-events: none;
}

.btn-primary-ultra::after {
  display: none;
}

@media (hover: hover) {
  .btn-primary-ultra:hover {
    transform: scale(1.02);
    box-shadow:
      var(--elevation-2),
      0 0 12px var(--glow-primary),
      0 0 0 1px rgba(99, 102, 241, 0.28),
      inset 0 1px 0 rgba(255, 255, 255, 0.25);
  }
}

.btn-primary-ultra:focus-visible {
  outline: none;
  box-shadow:
    var(--elevation-2),
    0 0 0 3px var(--accent-focus-ring),
    0 0 12px var(--glow-primary);
}

.btn-primary-ultra.is-loading {
  pointer-events: none;
  color: transparent;
}

.btn-primary-ultra.is-loading::before {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: btn-loading-stripe 1.2s linear infinite;
}

/* Accent surface utility */
.surface-iridescent {
  background: var(--gradient-brand);
}

/* Dark mode bloom on interactive elements */
[data-theme="dark"] .btn-primary-ultra,
:root:not([data-theme="light"]) .btn-primary-ultra {
  filter: saturate(1.05);
}

[data-theme="dark"] .btn-primary-ultra:hover,
:root:not([data-theme="light"]) .btn-primary-ultra:hover {
  filter: saturate(1.1) brightness(1.05);
}

/* Policy/checkout — lighter effects */
.woocommerce-checkout body::before,
.woocommerce-cart body::before {
  animation: none;
  opacity: 0.35;
}

/* Mobile — simplified holo */
@media (max-width: 1023px) {
  .text-display {
    background-image: var(--gradient-text);
    background-size: 100% auto;
  }
}

@media (max-width: 767px) {
  .product-card__holo {
    display: none;
  }

  .btn-primary-ultra::after {
    display: none;
  }
}

/* Hero orbit tilt disabled on mobile (Neural Blue v2.1.0) */
@media (max-width: 1023px) {
  .hero-orbit {
    transform: none !important;
  }
}

/* Cursor glow disabled — static hero mesh only (Neural Blue v2.1.0) */

/* ===== Interaction feedback =====
 * Every tappable control answers the touch: a short press scale, a visible keyboard focus ring,
 * a spinner while a form submits, and a bump on the cart badge after adding to cart (assets/js/main.js).
 */
.btn,
.woocommerce .button,
.need-chip,
.header-cats__link {
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.12s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.btn:active:not(:disabled):not(.disabled),
.woocommerce .button:active:not(:disabled):not(.disabled),
.need-chip:active,
.header-cats__link:active {
  transform: scale(0.97);
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--accent-link);
  outline-offset: 2px;
}

.btn.is-loading,
.woocommerce .button.is-loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn.is-loading::after,
.woocommerce .button.is-loading::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 1.125rem;
  height: 1.125rem;
  margin: auto;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: #fff;
  border-radius: 50%;
  animation: atu-spin 0.6s linear infinite;
}

.cart-count.is-bumped {
  animation: atu-bump 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

@keyframes atu-bump {
  0%, 100% { transform: scale(1); }
  40% { transform: scale(1.45); }
}

@media (prefers-reduced-motion: reduce) {
  .btn:active,
  .woocommerce .button:active,
  .need-chip:active,
  .header-cats__link:active { transform: none; }
  .cart-count.is-bumped { animation: none; }
  .btn.is-loading::after,
  .woocommerce .button.is-loading::after { animation-duration: 1.6s; }
}