/* ==========================================================
   Avennex — chrome
   Header, navigation, footer, assistant trigger.
   ========================================================== */

/* ---------- header ---------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  border-bottom: 1px solid var(--hair);
  background: rgba(13, 11, 24, 0.66);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  transition: background var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}



.header-inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--margin);
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* the read position, drawn as a hairline rather than a bar */
.site-header::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 1px;
  width: var(--read, 0%);
  background: var(--mark-lit);
  transition: width 120ms linear;
}
body:not([data-header-transparent="true"]) .site-header::after { background: var(--mark); }

.logo {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.3rem;
  letter-spacing: -0.022em;
  color: var(--panel-ink);
  display: flex;
  align-items: center;
  gap: 0;
  flex: none;
}
.logo-aven { color: inherit; }
.logo-nex { color: inherit; opacity: 0.55; }
.logo::after {
  content: '';
  width: 5px;
  height: 5px;
  margin-left: 6px;
  background: var(--mark-lit);
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  min-width: 0;
}
.nav-links a {
  position: relative;
  font-family: var(--text);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.006em;
  white-space: nowrap;
  color: var(--panel-ink-2);
  padding-block: 4px;
  transition: color var(--t-fast) var(--ease);
}
.nav-links a:hover { color: var(--panel-ink); }
.nav-links a.active { color: var(--panel-ink); }

/* the current page carries a mark, not an underline */
.nav-links a.active::before {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--mark-lit);
  box-shadow: 0 0 8px rgba(255, 203, 107, 0.7);
  transform: translateX(-50%);
}

.nav-cta {
  color: var(--mark) !important;
  border: 1px solid rgba(246, 184, 75, 0.55);
  padding: 7px 15px !important;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.nav-cta::before { display: none !important; }
.nav-cta:hover {
  background: var(--mark);
  color: var(--mark-ink) !important;
  border-color: var(--mark);
}

/* the name types itself in on first load and refresh, see logo-intro.js */
.logo-intro .site-header .logo-aven,
.logo-intro .site-header .logo-nex { visibility: hidden; }
.logo-typing .site-header .logo-aven,
.logo-typing .site-header .logo-nex { visibility: visible; }
.logo-typing .site-header .logo-char {
  display: inline-block;
  max-width: 0;
  opacity: 0;
  filter: blur(6px);
  transform: translateY(0.4em);
  animation: logo-type 560ms var(--ease-out) forwards;
  animation-delay: calc(300ms + var(--i) * 85ms);
}
.logo-typing .site-header .logo::after { animation: logo-caret 0.42s steps(1) infinite; }

@keyframes logo-type {
  40% { max-width: 1em; }
  100% { max-width: 1em; opacity: 1; filter: none; transform: none; }
}
@keyframes logo-caret { 50% { opacity: 0; } }

.menu-toggle {
  display: none;
  color: var(--panel-ink);
  padding: 6px;
  margin-right: -6px;
}

/* ---------- mobile menu ---------- */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 250;
  background: var(--panel);
  color: var(--panel-ink);
  padding: 96px var(--margin) var(--margin);
  display: flex;
  flex-direction: column;
  gap: 0;
  transform: translateY(-101%);
  transition: transform 460ms var(--ease-out);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateY(0); }

.mobile-menu a {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--panel-ink);
  padding-block: 17px;
  border-bottom: 1px solid var(--panel-hair);
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.mobile-menu a.active { color: var(--mark-lit); }
.mobile-menu a.nav-cta {
  border: 0 !important;
  padding: 17px 0 !important;
  color: var(--mark-lit) !important;
  background: none;
}
.mobile-menu a.nav-cta:hover { background: none; color: var(--mark-lit) !important; }

.mobile-menu-close {
  position: absolute;
  top: 18px;
  right: var(--margin);
  color: var(--panel-ink);
  padding: 6px;
}

/* ---------- footer ---------- */

.site-footer {
  background: linear-gradient(180deg, rgba(13, 11, 24, 0.4), rgba(8, 6, 16, 0.92));
  border-top: 1px solid var(--hair);
  color: var(--panel-ink);
  --rule: var(--panel-rule);
  --hair: var(--panel-hair);
  --ink-3: var(--panel-ink-3);
  padding-top: 84px;
}
.footer-inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--margin);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr;
  gap: var(--gutter);
  padding-bottom: 64px;
}
.footer-col { display: flex; flex-direction: column; align-items: flex-start; }
.footer-col .logo { color: var(--panel-ink); margin-bottom: 16px; }
.footer-brand-text {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--panel-ink-2);
  max-width: 28ch;
}
.footer-col h4 {
  font-family: var(--label);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--panel-ink-3);
  margin-bottom: 18px;
}
.footer-col a:not(.logo) {
  font-size: 0.9rem;
  color: var(--panel-ink-2);
  padding-block: 6px;
  transition: color var(--t-fast) var(--ease);
}
.footer-col a:not(.logo):hover { color: var(--panel-ink); }

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 22px;
}
.footer-social a {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--panel-rule);
  color: var(--panel-ink-2);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.footer-social a:hover { color: var(--panel-ink); border-color: var(--panel-ink); }

.footer-bottom {
  border-top: 1px solid var(--panel-hair);
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 22px var(--margin);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p {
  font-family: var(--label);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--panel-ink-3);
  padding: 0;
}

/* ---------- assistant trigger ---------- */

.chatbot-trigger {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 180;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 18px 11px 16px;
  /* purple under the icon and label so both stay readable, amber only at the far edge */
  background: linear-gradient(110deg, #4C1D95 0%, var(--royal) 38%, #B0569B 70%, var(--mark) 100%);
  background-size: 118% 100%;
  background-position: 0% 50%;
  color: #fff;
  border: 1px solid rgba(255, 203, 107, 0.45);
  font-family: var(--label);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-shadow: 0 1px 2px rgba(20, 8, 40, 0.45);
  box-shadow: 0 12px 34px -8px rgba(124, 58, 237, 0.65), 0 6px 22px -10px rgba(246, 184, 75, 0.55);
}
.chatbot-trigger:hover {
  background-position: 100% 50%;
  border-color: var(--mark-lit);
  transform: translateY(-1px);
}
.chatbot-trigger .glyph {
  width: 16px;
  height: 16px;
  flex: none;
  color: #FFD98A;
}
.chatbot-trigger.is-hidden { display: none; }
.chatbot-trigger { transition: background-position 600ms var(--ease-out), border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease-out), opacity var(--t-fast) var(--ease); }

/* the bar firms up once the page has moved under it */
.site-header.is-solid { box-shadow: 0 1px 0 var(--panel-rule); }

@media (max-width: 1180px) {
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr; }
  .footer-grid .footer-col:last-child { grid-column: 2 / 3; }
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .menu-toggle { display: inline-flex; }
}

@media (max-width: 720px) {
  .site-header { --margin: 18px; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 34px var(--gutter);
    padding-bottom: 44px;
  }
  .footer-grid .footer-col:first-child { grid-column: 1 / -1; }
  .footer-grid .footer-col:last-child { grid-column: auto; }
  .site-footer { padding-top: 56px; }
  .footer-bottom { padding-block: 18px; }
  .chatbot-trigger { right: 14px; bottom: 14px; }
  .mobile-menu a { font-size: 1.4rem; padding-block: 14px; }
}