/* Footer sourced from Lobby/styles.css. Shared workbench/catalog chrome. */
/* ---------- Rodapé Unificado InteraEnge ---------- */
.site-page .foot{border-top:1px solid var(--rule);max-width:96rem;margin-top:2rem}
.catalog-page #catalog-main{padding:0;max-width:96rem}
.catalog-page #ie-chapter-map .ie-top{display:none}
.catalog-tabs{display:flex;gap:1.5rem;overflow-x:auto;padding:.35rem clamp(1rem,3vw,2.5rem);border-bottom:1px solid var(--rule)}
.catalog-tabs a{display:inline-flex;align-items:center;min-height:46px;flex:none;text-decoration:none;font-size:.88rem;border-bottom:2px solid transparent;color:var(--ink-2)}
.catalog-tabs a[aria-current=page]{border-color:var(--accent);color:var(--accent);font-weight:600}
.catalog-tabs a:hover{color:var(--accent)}
.tabs .exercises-nav{gap:.5rem;margin-left:auto;color:var(--accent);font-weight:600}
.site-page .tabs{overflow:visible;gap:1rem}
.lab-tabs{display:flex;gap:1.35rem;flex:1;min-width:0;overflow-x:auto;scrollbar-width:thin}
.tabs .exercises-nav{flex-shrink:0}
.site-page .foot-links a{min-height:32px}
@media(max-width:640px){.catalog-page .top{gap:.6rem;padding-inline:1rem}.catalog-page .brand span{display:none}.catalog-page .product{padding-left:.65rem}.catalog-page .product-name{font-size:.8rem}.catalog-page .back span{display:none}.catalog-page .back{padding:.4rem}.catalog-page .theme{width:36px;padding:.4rem}.catalog-page .theme-label{display:none}.catalog-tabs{gap:1.2rem}.tabs .exercises-nav{margin-left:0}}
@media(prefers-reduced-motion:reduce){.site-page .foot a,.site-page .foot svg{transition:none}.site-page .foot a:hover{transform:none}}
.foot {
  max-width: 82rem;
  margin: 0 auto;
  padding: 4rem clamp(1rem, 4vw, 3rem) 3.5rem;
  color: var(--ink-2);
  font-size: .9rem;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 2.5rem 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2rem;
}
.foot-col {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.foot-brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
  font: 500 1.05rem/1 var(--mono);
  color: var(--ink);
  letter-spacing: .02em;
}
.foot-desc {
  font-size: .88rem;
  color: var(--ink-3);
  line-height: 1.55;
  margin: 0;
  max-width: 32ch;
}
.foot-heading {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 600;
  margin: 0 0 .2rem;
}
.foot-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.foot-links a {
  text-decoration: none;
  color: var(--ink-2);
  font-size: .88rem;
  transition: color .15s ease, transform .15s ease;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
}
.foot-links a:hover {
  color: var(--accent);
  transform: translateX(2px);
}
.foot-sim-icon {
  width: 1.05rem;
  height: 1.05rem;
  flex-shrink: 0;
  fill: none;
  stroke: var(--ink-3);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke .15s ease;
}
.foot-links a:hover .foot-sim-icon {
  stroke: var(--accent);
}
.foot-contact {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  margin-top: .15rem;
}
.foot-contact-label {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
}
.foot-email-link {
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--ink-2);
  text-decoration: none;
  word-break: break-all;
  line-height: 1.4;
  transition: color .15s ease;
}
.foot-email-link:hover {
  color: var(--accent);
  text-decoration: underline;
}
.foot-linkedin-link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  color: var(--ink-3);
  text-decoration: none;
  font-family: var(--mono);
  font-size: .78rem;
  line-height: 1.4;
  margin-top: .35rem;
  transition: color .15s ease;
}
.foot-linkedin-link:hover {
  color: var(--accent);
  text-decoration: underline;
}
.foot-linkedin-link svg {
  flex-shrink: 0;
  opacity: .85;
  transition: opacity .15s ease;
}
.foot-linkedin-link:hover svg {
  opacity: 1;
}
.foot-dev {
  font-size: .9rem;
  color: var(--ink);
  margin: 0;
  line-height: 1.4;
}
.foot-dev strong {
  color: var(--accent);
  font-weight: 600;
}
.foot-social {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  margin-top: .2rem;
}
.foot-social-btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .5rem .8rem;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 3px;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--mono);
  font-size: .78rem;
  transition: all .18s cubic-bezier(0.16, 1, 0.3, 1);
  width: fit-content;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.foot-social-btn:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
  transform: translateY(-1px);
}
.foot-social-btn svg {
  flex-shrink: 0;
}
.foot-bottom {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  font-size: .82rem;
  color: var(--ink-3);
  line-height: 1.5;
}
.foot-bottom p {
  margin: 0 0 .3rem;
}
.foot-copy {
  margin-top: .6rem !important;
  font-family: var(--mono);
  font-size: .76rem;
  color: var(--ink-3);
}

@media (max-width: 860px) {
  .foot-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 520px) {
  .foot-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}