/* topbar.css — Kartel RPM header + nav + mobile drawer */

.mast {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
  /* no backdrop-filter / no transform / no filter — overlay must not be trapped */
}

.mast-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding: 12px 0;
}

.logomark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 0.06em;
  color: var(--chalk);
  text-transform: uppercase;
  white-space: nowrap;
}
.logomark:hover { color: var(--accent); }
.logomark-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 1px;
  transform: rotate(45deg);
}
.logomark-tag {
  color: var(--brand);
  font-size: 18px;
}

.nav-primary { display: none; }
.nav-primary ul {
  list-style: none;
  display: flex;
  gap: 22px;
  margin: 0;
  padding: 0;
}
.nav-primary a {
  color: var(--chalk);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
  position: relative;
  padding: 6px 2px;
}
.nav-primary a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--accent);
  transition: right var(--t);
}
.nav-primary a:hover,
.nav-primary a[aria-current="page"] { color: var(--accent); }
.nav-primary a:hover::after,
.nav-primary a[aria-current="page"]::after { right: 0; }

.mast-cta { display: none; }

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 0 10px;
  background: transparent;
  border: 1px solid var(--brand);
  border-radius: 2px;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transition: transform var(--t), opacity var(--t);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.drawer {
  position: fixed;
  inset: 0;
  z-index: 1010;
  background: var(--ink);
  padding: 96px 24px 32px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 280ms ease;
  visibility: hidden;
}
.drawer[data-open="true"] {
  transform: translateX(0);
  visibility: visible;
}
.drawer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}
.drawer-nav li { border-bottom: 1px solid var(--line); }
.drawer-nav a {
  display: block;
  padding: 18px 4px;
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--chalk);
  letter-spacing: 0.05em;
}
.drawer-nav a:hover { color: var(--accent); }
.drawer-footer {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}
.drawer-footer a { color: var(--accent); }

body[data-locked="true"] { overflow: hidden; }

@media (min-width: 1024px) {
  .nav-primary { display: block; }
  .mast-cta { display: inline-flex; padding: 10px 18px; font-size: 14px; min-height: 44px; }
  .nav-toggle { display: none; }
  .drawer { display: none; }
}

/* breadcrumbs */
.crumb {
  font-size: 13px;
  color: var(--muted);
  padding: 18px 0 0;
}
.crumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}
.crumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--line);
}
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--accent); }
.crumb [aria-current="page"] { color: var(--chalk); }