/**
 * AITopUp — footer & FAB
 * @package AITopUp
 */

/* Footer */
.site-footer {
  position: relative;
  background: var(--bg-footer);
  margin-top: auto;
  padding-bottom: calc(6rem + var(--safe-bottom));
}

@media (min-width: 768px) {
  .site-footer { padding-bottom: 0; }
}

/* Footer top divider — 2-color wave */
.footer-aurora {
  position: relative;
  height: 4px;
  overflow: visible;
}

.footer-aurora-wave {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-accent-tertiary),
    var(--color-accent-primary),
    var(--color-accent-secondary),
    var(--color-accent-tertiary),
    transparent
  );
  background-size: 100% auto;
  opacity: 0.55;
  animation: none;
}

.footer-aurora-wave--1 {
  top: 0;
  filter: blur(0);
}

.footer-aurora-wave--2,
.footer-aurora-wave--3 {
  display: none;
}

.footer-aurora-line {
  display: block;
  position: relative;
  z-index: 1;
  height: 1px;
  background: var(--gradient-brand);
  background-size: 100% auto;
  animation: none;
  opacity: 0.75;
}

.footer-aurora-glow {
  position: absolute;
  top: -2px;
  left: 5%;
  right: 5%;
  height: 6px;
  background: var(--gradient-brand);
  background-size: 100% auto;
  filter: blur(10px);
  opacity: 0.35;
  animation: none;
}

/* CTA strip */
.footer-cta-strip {
  border-bottom: 1px solid var(--border);
  background: var(--gradient-footer-cta);
}

.footer-cta-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.75rem 0;
}

@media (min-width: 768px) {
  .footer-cta-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 2rem 0;
  }

  .footer-cta-btn { width: auto; }
}

.footer-cta-badge {
  display: inline-block;
  margin-bottom: 0.5rem;
  padding: 0.2rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-link);
  background: var(--surface-badge);
  border: 1px solid var(--accent-border);
}

.footer-cta-badge.text-label {
  -webkit-text-fill-color: unset;
  background: var(--surface-badge);
  filter: none;
  animation: none;
}

.footer-cta-text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--muted);
  max-width: 28rem;
  line-height: 1.5;
}

.footer-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  min-height: var(--touch-min);
  padding: 0.75rem 1.25rem;
  border-radius: 0.625rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg-bright);
  background: var(--card);
  border: 1px solid var(--color-border-glow);
  white-space: nowrap;
  transition: color 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  box-shadow: var(--shadow-card);
}

.footer-cta-btn svg {
  width: 1rem;
  height: 1rem;
  transition: transform 0.2s;
}

.footer-cta-btn:hover {
  color: var(--accent-link);
  border-color: var(--accent-link);
  box-shadow: 0 0 12px var(--glow-primary);
  transform: translateY(-1px);
}

.footer-cta-btn:hover svg { transform: translateX(3px); }

/* Main footer body */
.footer-main {
  position: relative;
  padding: 3rem 0 2.5rem;
  overflow: hidden;
}

.footer-mesh {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    radial-gradient(circle at 60% 70%, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    radial-gradient(circle at 80% 20%, rgba(255, 200, 160, 0.02) 1px, transparent 1px),
    radial-gradient(circle at 40% 85%, rgba(200, 180, 255, 0.015) 1px, transparent 1px),
    linear-gradient(var(--border-glow) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-glow) 1px, transparent 1px);
  background-size: 80px 80px, 120px 120px, 100px 100px, 90px 90px, 40px 40px, 40px 40px;
  mask-image: radial-gradient(ellipse 70% 80% at 15% 50%, black 10%, transparent 70%);
  opacity: 0.35;
}

.footer-mesh::after {
  content: "";
  position: absolute;
  top: 10%;
  left: -5%;
  width: 50%;
  height: 80%;
  background: radial-gradient(ellipse at center, var(--glow-primary), transparent 65%);
  opacity: 0.12;
  animation: none;
}

.footer-grid {
  position: relative;
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 2.5rem; }
}

@media (min-width: 1024px) {
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; }
}

/* Brand column */
.footer-brand { max-width: 26rem; }

.footer-logo {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1.25rem;
  line-height: 0;
}

.footer-logo-img {
  max-height: 2.25rem;
  max-width: min(12rem, 70vw);
  width: auto;
  height: auto;
}

@media (min-width: 768px) {
  .footer-logo-img {
    max-height: 2.75rem;
    max-width: 13rem;
  }
}

.footer-tagline {
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--muted);
}

.footer-trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.trust-pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--fg);
  background: var(--surface-pill);
  border: 1px solid transparent;
  background-clip: padding-box;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  box-shadow: var(--shadow-card);
  isolation: isolate;
}

.trust-pill::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary), var(--color-accent-tertiary));
  background-size: 200% auto;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.55;
  animation: none;
  pointer-events: none;
}

.trust-pill svg {
  width: 0.75rem;
  height: 0.75rem;
  color: var(--color-accent-primary);
  flex-shrink: 0;
}

.trust-pill:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-1px);
}

.trust-pill:hover::before {
  opacity: 0.9;
}

/* Telegram CTA — glass + gradient border, not generic blue */
.footer-chat-btn {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  max-width: 18rem;
  position: relative;
  background: var(--surface-chat);
  border: 1px solid transparent;
  background-clip: padding-box;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: var(--shadow-card);
}

.footer-chat-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 0.75rem;
  padding: 1px;
  background: conic-gradient(from var(--conic-angle), #229ED9, var(--color-accent-sky), var(--color-accent-secondary), #229ED9);
  animation: none;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.footer-chat-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 104, 255, 0.15), 0 0 12px var(--glow-primary);
}

.footer-chat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, #229ED9, #00a0ff);
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 104, 255, 0.2);
}

.footer-chat-icon svg {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--fg-bright);
}

.footer-chat-label {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  flex: 1;
  min-width: 0;
}

.footer-chat-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg-bright);
}

.footer-chat-sub {
  font-size: 0.7rem;
  color: var(--muted-dim);
}

.footer-chat-arrow {
  width: 1rem;
  height: 1rem;
  color: var(--muted);
  flex-shrink: 0;
  transition: color 0.2s, transform 0.2s;
}

.footer-chat-btn:hover .footer-chat-arrow {
  color: var(--accent-link);
  transform: translate(2px, -2px);
}

/* Link columns */
.footer-col-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-bright);
}

.footer-col-accent {
  display: block;
  width: 3px;
  height: 0.875rem;
  border-radius: 2px;
  background: var(--gradient-primary);
  box-shadow: 0 0 8px var(--glow-primary);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li { margin-bottom: 0.625rem; }

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 0.2s, text-shadow 0.2s;
}

.footer-link-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--muted-dim);
  transition: background 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
}

.footer-links a:hover {
  color: var(--accent-link);
  text-shadow: 0 0 12px var(--glow-primary);
}

.footer-links a:hover .footer-link-dot {
  background: var(--accent-link);
  box-shadow: 0 0 8px var(--glow-primary);
}

.footer-links-support .footer-support-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.footer-support-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.375rem;
  background: var(--surface-badge);
  border: 1px solid var(--accent-border);
  flex-shrink: 0;
}

.footer-support-icon svg {
  width: 0.875rem;
  height: 0.875rem;
  color: var(--accent-link);
}

.footer-links-support a {
  color: var(--muted);
  transition: color 0.2s, text-shadow 0.2s;
}

.footer-links-support a:hover {
  color: var(--accent-link);
  text-shadow: 0 0 12px var(--glow-primary);
}

/* Bottom bar */
.footer-bottom {
  border-top: 1px solid var(--border);
  background: rgba(4, 6, 14, 0.6);
}

.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 0;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-copyright {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted-dim);
  letter-spacing: 0.02em;
}

.footer-copyright-mark {
  color: var(--muted);
  margin-right: 0.15rem;
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-legal a {
  font-size: 0.8125rem;
  color: var(--muted-dim);
  transition: color 0.2s, text-shadow 0.2s;
}

.footer-legal a:hover {
  color: var(--accent-link);
  text-shadow: 0 0 10px var(--glow-primary);
}

.footer-legal-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--muted-dim);
  opacity: 0.5;
}

/* Legacy chat-btn (other templates) */
.chat-btn {
  display: inline-flex;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, #229ED9, #00a0ff);
  color: var(--fg-bright);
  font-size: 0.875rem;
  font-weight: 500;
  transition: box-shadow 0.2s, transform 0.2s;
}

.chat-btn:hover {
  box-shadow: 0 2px 10px rgba(0, 104, 255, 0.2), 0 0 10px var(--glow-primary);
  transform: translateY(-1px);
}

/* FAB — pulsing gradient ring */
.advisor-fab {
  position: fixed;
  bottom: calc(1rem + var(--safe-bottom));
  right: 1rem;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: var(--touch-min);
  padding: 0.75rem 1.25rem;
  border-radius: 9999px;
  background: var(--gradient-brand);
  background-size: 200% auto;
  color: var(--fg-bright);
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--glow-layered-primary), 0 0 0 1px rgba(99, 102, 241, 0.22);
  animation: none;
  transition: transform 0.2s, box-shadow 0.2s;
  isolation: isolate;
  overflow: visible;
}

.advisor-fab-ring {
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  border: 2px solid transparent;
  background: var(--gradient-border-conic) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: none;
  opacity: 0.5;
  pointer-events: none;
}

.advisor-fab-icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.advisor-fab:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-layered-soft), 0 0 0 1px rgba(14, 165, 233, 0.25);
}

@media (min-width: 768px) {
  .advisor-fab { bottom: 1.5rem; right: 1.5rem; }
}

body.single-product .advisor-fab,
body.woocommerce-cart .advisor-fab,
body.woocommerce-checkout .advisor-fab {
  bottom: calc(5rem + var(--safe-bottom));
}

/* On phones these pages are mid-purchase: the bubble covered Add to cart and the sticky buy bar. */
@media (max-width: 767px) {
  body.single-product .advisor-fab,
  body.woocommerce-cart .advisor-fab,
  body.woocommerce-checkout .advisor-fab {
    display: none;
  }
}