/*
  Copyright (c) 2026 Pierre Barre. All rights reserved.
  Shared marketing-site header and footer geometry.
*/

html {
  scrollbar-gutter: stable;
}

header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  height: auto;
  border-bottom: 1px solid transparent;
  background: transparent;
  transition: background .3s ease, border-color .3s ease;
}

header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(10, 10, 9, .96);
  backdrop-filter: blur(8px);
}

.bar {
  width: 100%;
  max-width: 1180px;
  height: 72px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  flex: none;
  align-items: center;
  gap: 13px;
  color: var(--text);
}

.brand svg {
  display: block;
  color: var(--text);
}

.brand .mark {
  width: 36px;
  height: 36px;
  filter: drop-shadow(0 0 12px rgba(255, 255, 255, .18));
  transition: filter .2s;
}

.brand:hover .mark {
  filter: drop-shadow(0 0 18px rgba(255, 255, 255, .35));
}

.brand .wm {
  width: 84px;
  height: 18.1px;
}

nav {
  display: flex;
  flex: none;
  align-items: center;
  gap: 6px;
}

nav a {
  padding: 8px 13px;
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -.005em;
  text-decoration: none;
  transition: color .15s, background .15s;
}

nav a:hover {
  color: var(--text);
  background: var(--panel-hover);
}

nav a[aria-current="page"] {
  color: var(--text);
}

nav a.gh {
  display: flex;
  align-items: center;
  gap: 7px;
}

nav a.gh svg {
  display: block;
  opacity: .9;
}

nav a.gh span {
  font-family: var(--mono);
  font-size: 12.5px;
}

nav a.cta {
  margin-left: 14px;
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--text);
  color: #0a0a09;
  font-size: 14px;
  font-weight: 600;
  transition: transform .15s, box-shadow .15s, background .15s;
}

nav a.cta:hover {
  background: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(255, 255, 255, .22);
}

footer {
  border-top: 1px solid var(--line);
}

footer .wrap {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 30px 32px 38px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-dim);
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.5;
  letter-spacing: 0;
}

footer a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--line-bright);
  text-underline-offset: 3px;
}

footer a:hover {
  text-decoration-color: var(--accent);
}

@media (max-width: 640px) {
  .bar {
    width: 100%;
    height: 60px;
    padding: 0 20px;
  }

  nav {
    gap: 2px;
  }

  nav a:not(.cta):not(.keep) {
    display: none;
  }

  footer .wrap {
    width: 100%;
  }
}

@media (max-width: 430px) {
  .brand {
    gap: 10px;
  }

  .brand .wm {
    width: 72px;
  }

  nav a.gh {
    padding-right: 8px;
    padding-left: 8px;
  }

  nav a.cta {
    margin-left: 4px;
    padding: 9px 16px;
  }
}