html { scroll-padding-top: 90px; }

.shell-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(224, 219, 206, .88);
  background: rgba(250, 248, 242, .92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.shell-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.shell-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -.025em;
  text-decoration: none;
}

.shell-wordmark:hover { color: var(--ink); }

.shell-wordmark-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  color: #fff;
  background: var(--purple);
  font-size: 10px;
  letter-spacing: -.04em;
}

.shell-primary-nav {
  display: flex;
  align-items: center;
  gap: 25px;
  color: var(--muted);
  font-size: 13px;
}

.shell-primary-nav a {
  position: relative;
  color: inherit;
  text-decoration: none;
  transition: color .16s ease;
}

.shell-primary-nav a:hover,
.shell-primary-nav a[aria-current="page"],
.shell-primary-nav a.is-active { color: var(--ink); }

.shell-primary-nav a[aria-current="page"]::after,
.shell-primary-nav a.is-active::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  border-radius: 999px;
  background: var(--purple);
  content: "";
}

.shell-primary-nav .shell-contact {
  min-height: 38px;
  padding: 8px 16px;
  border-radius: 999px;
  color: #fff;
  background: var(--purple);
}

.shell-primary-nav .shell-contact:hover {
  color: #fff;
  background: var(--purple-hover);
}

.shell-mobile-menu { display: none; position: relative; }

.shell-mobile-menu summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 62px;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: #fff;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
}

.shell-mobile-menu summary::-webkit-details-marker { display: none; }

.shell-mobile-menu nav {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  display: grid;
  width: min(240px, calc(100vw - 32px));
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow);
}

.shell-mobile-menu nav a {
  padding: 11px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

.shell-mobile-menu nav a:hover,
.shell-mobile-menu nav a[aria-current="page"],
.shell-mobile-menu nav a.is-active {
  color: var(--ink);
  background: var(--card-soft);
}

.context-path {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 12px;
}

.context-path a { color: var(--purple); text-decoration: none; }
.context-path a:hover { color: var(--purple-hover); text-decoration: underline; }
.context-path span[aria-hidden="true"] { color: var(--line); }

.shell-footer {
  padding: 52px 0 27px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: var(--paper);
}

.shell-footer-inner {
  display: grid;
  grid-template-columns: minmax(170px, .75fr) minmax(0, 2.25fr);
  align-items: start;
  gap: clamp(34px, 6vw, 76px);
}

.shell-footer-brand { display: grid; gap: 4px; font-size: 12px; }

.shell-footer-name {
  margin-bottom: 5px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}

.shell-footer-name:hover { color: var(--purple); }

.shell-footer-groups {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1.25fr .8fr .65fr;
  gap: 26px;
}

.shell-footer-group {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.shell-footer-group a {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
  text-decoration: none;
}

.shell-footer-group a:hover { color: var(--purple); }

.shell-footer-label {
  margin-bottom: 3px;
  color: var(--ink);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.shell-footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 10px;
}

@media (max-width: 940px) {
  .shell-primary-nav { gap: 18px; }
  .shell-footer-inner { grid-template-columns: 1fr; }
  .shell-footer-groups { grid-template-columns: repeat(5, 1fr); }
}

@media (max-width: 760px) {
  .shell-header-inner { min-height: 66px; }
  .shell-primary-nav { display: none; }
  .shell-mobile-menu { display: block; }
  .shell-footer-groups { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 520px) {
  .shell-wordmark { font-size: 14px; }
  .shell-footer { padding-top: 40px; }
  .shell-footer-groups { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 27px 22px; }
  .shell-footer-meta { align-items: flex-start; flex-direction: column; gap: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  .shell-primary-nav a { transition-duration: .01ms; }
}