/* ============================================================
   AGR Robotics — layout.css
   Nav · Footer · Container · Breadcrumb
   ============================================================ */

/* --- Container --------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 48px;
}

/* --- Navigation -------------------------------------------- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 68px;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10,14,20,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 8px 30px rgba(0,0,0,0.18);
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-logo img {
  height: 36px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-item {
  position: relative;
}

.nav-item > a {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 8px 12px;
  display: block;
  transition: color 0.2s;
  white-space: nowrap;
}
.nav-item > a:hover,
.nav-item.active > a {
  color: var(--text-primary);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px;
  min-width: 260px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s, visibility 0.18s, transform 0.18s;
  transform: translateX(-50%) translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  border-radius: 8px;
  transition: background 0.15s;
}
.nav-dropdown a:hover {
  background: var(--bg-tertiary);
}

.dd-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--accent);
  flex-shrink: 0;
  opacity: 0.8;
}

.dd-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.dd-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
}
.dd-sub {
  font-size: 11px;
  color: var(--text-muted);
}

/* Standalone nav item (Validation) */
.nav-item.nav-standalone > a {
  color: var(--accent);
}
.nav-item.nav-standalone > a:hover {
  color: var(--accent-hover);
}

/* CTA button */
.nav-cta {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--accent);
  padding: 9px 20px;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 0.2s, box-shadow 0.2s;
}
.nav-cta:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 24px rgba(200,168,75,0.4);
}

/* Mobile toggle */
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.nav-mobile-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform 0.2s, opacity 0.2s;
}

/* --- Breadcrumb -------------------------------------------- */
.breadcrumb {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0;
  margin-top: 68px;
}
.bc-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.bc-inner a {
  color: var(--text-muted);
  transition: color 0.15s;
}
.bc-inner a:hover { color: var(--accent); }
.bc-inner span { color: var(--text-secondary); }
.bc-inner .sep { opacity: 0.4; }

/* --- Footer ------------------------------------------------- */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 64px 48px 40px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand .footer-logo {
  display: block;
  margin-bottom: 18px;
}
.footer-brand .footer-logo img {
  height: 32px;
  width: auto;
}
.footer-tagline {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 240px;
}

.footer-col h3 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 13px;
  color: var(--text-muted);
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--text-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy {
  font-size: 12px;
  color: var(--text-muted);
}
.footer-legal {
  display: flex;
  gap: 20px;
}
.footer-legal a {
  font-size: 12px;
  color: var(--text-muted);
  transition: color 0.15s;
}
.footer-legal a:hover { color: var(--text-secondary); }

/* Social links in footer */
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.footer-social a {
  width: 34px;
  height: 34px;
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s, background 0.15s;
}
.footer-social a:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.footer-social svg {
  width: 14px;
  height: 14px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 1.5;
  transition: stroke 0.15s;
}
.footer-social a:hover svg { stroke: var(--accent); }

/* --- Responsive -------------------------------------------- */
@media (max-width: 1100px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 860px) {
  .site-nav { padding: 0 20px; }
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }

  .container { padding: 0 20px; }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
  footer { padding: 48px 20px 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 520px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ============================================================
   Footer — Group Companies column + Social icons + WA Float
   ============================================================ */

/* Footer top now 6 columns: brand + 4 content + group */
.footer-top {
  grid-template-columns: 1.3fr 1fr 1fr 1fr 1.4fr;
}

.footer-legal-name {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 10px;
  line-height: 1.5;
}

/* Social icon row */
.footer-social {
  display: flex;
  gap: 8px;
  margin-top: 18px;
}

.fsi {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.18s, opacity 0.18s;
  flex-shrink: 0;
}
.fsi:hover { transform: translateY(-2px); opacity: 0.88; }
.fsi svg { width: 15px; height: 15px; }

.fsi-li { background: #0A66C2; color: #fff; }
.fsi-tk { background: #000000; color: #fff; }
.fsi-fb { background: #1877F2; color: #fff; }
.fsi-ig { background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); color: #fff; }
.fsi-wa { background: #25D366; color: #fff; }

/* WhatsApp text button in Company col */
.footer-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 16px;
  padding: 8px 14px;
  background: rgba(37,211,102,0.12);
  border: 1px solid rgba(37,211,102,0.3);
  border-radius: 99px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #25D366;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.footer-wa-btn:hover {
  background: rgba(37,211,102,0.2);
  border-color: rgba(37,211,102,0.5);
}

/* AGR Group column */
.footer-group-col h3 {
  color: var(--accent);
}
.footer-group-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.footer-group-item {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-subtle);
  text-decoration: none;
  transition: padding-left 0.15s;
}
.footer-group-item:hover { padding-left: 4px; }
.footer-group-item:last-of-type { border-bottom: none; }
.footer-group-item--current { cursor: default; }
.footer-group-item--current:hover { padding-left: 0; }

.footer-group-name {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  margin-bottom: 2px;
  line-height: 1.2;
}
.footer-group-item--current .footer-group-name {
  color: var(--accent);
}
.footer-group-item--current .footer-group-name svg { display: none; }
.footer-group-item:not(.footer-group-item--current) .footer-group-name svg {
  opacity: 0.5;
  transition: opacity 0.15s;
}
.footer-group-item:hover .footer-group-name svg { opacity: 1; }

.footer-group-desc {
  font-size: 11px;
  color: var(--text-muted);
}

.footer-group-parent {
  padding-top: 12px;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.6;
}
.footer-group-listed {
  display: inline-block;
  margin-top: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.8;
}

/* Footer bottom — 3 items */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-group-tag {
  font-size: 12px;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.08em;
}

/* ============================================================
   Fixed WhatsApp Float Button
   ============================================================ */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 54px;
  height: 54px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45), 0 2px 8px rgba(0,0,0,0.25);
  z-index: 999;
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
}
.wa-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}
.wa-float:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,211,102,0.55), 0 3px 10px rgba(0,0,0,0.28);
}
.wa-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: rgba(37,211,102,0.2);
  animation: wa-pulse 2.4s ease-in-out infinite;
}
@keyframes wa-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50%       { transform: scale(1.18); opacity: 0; }
}

/* Responsive footer */
@media (max-width: 1200px) {
  .footer-top {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 28px;
  }
  .footer-brand { grid-column: 1 / -1; }
  .footer-group-col { grid-column: span 1; }
}
@media (max-width: 768px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .wa-float { bottom: 18px; right: 18px; width: 48px; height: 48px; }
  .wa-float svg { width: 24px; height: 24px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
}
@media (max-width: 480px) {
  .footer-top { grid-template-columns: 1fr; }
}