/* Canonical public header and footer for every WhichM365 route. */
.site-shell-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: block;
  width: 100%;
  margin: 0;
  padding: .75rem clamp(.65rem, 2vw, 1.5rem) 0;
  color: var(--color-text-primary, #F7F7F4);
  background: linear-gradient(180deg, rgba(7, 8, 12, .96), rgba(7, 8, 12, 0));
  box-shadow: none;
}

.site-shell-nav {
  position: relative;
  display: flex;
  align-items: center;
  width: min(100%, 1440px);
  min-height: 60px;
  margin: 0 auto;
  padding: .5rem .55rem .5rem .65rem;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 24px;
  background: rgba(16, 16, 18, .84);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .28);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.site-shell-brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  min-width: 0;
  color: var(--color-text-primary, #F7F7F4);
  text-decoration: none;
}

.site-shell-mark {
  display: grid;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  color: var(--color-on-accent, #07080C);
  background: linear-gradient(135deg, var(--color-accent, #FF5C35), #FF7656);
  box-shadow: 0 10px 25px rgba(255, 92, 53, .24);
  font-weight: 800;
}

.site-shell-brand-copy {
  display: grid;
  gap: .02rem;
  min-width: 0;
  line-height: 1.15;
}

.site-shell-brand-copy strong {
  color: inherit;
  font-size: .96rem;
  letter-spacing: -.02em;
}

.site-shell-brand-copy small {
  color: var(--color-text-muted, #A6A6A3);
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.site-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
  width: min(100%, 1080px);
  margin: 0 auto 1.25rem;
  color: var(--color-text-muted, #A6A6A3);
  font-size: .74rem;
  font-weight: 700;
}

.site-breadcrumbs a { color: inherit; text-decoration: none; }
.site-breadcrumbs a:hover { color: var(--color-text-primary, #F7F7F4); text-decoration: underline; }
.site-breadcrumbs [aria-current="page"] { color: var(--color-text-primary, #F7F7F4); }

.site-shell-links {
  display: flex;
  align-items: center;
  gap: .2rem;
  margin-left: auto;
}

.site-shell-links a,
.site-shell-theme {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: .58rem .72rem;
  border: 1px solid transparent;
  border-radius: 14px;
  color: var(--color-text-secondary, #D4D4D0);
  background: transparent;
  font: inherit;
  font-size: .76rem;
  font-weight: 700;
  line-height: 1.15;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.site-shell-links .site-shell-search { gap: .3rem; }

.site-shell-links a:hover,
.site-shell-theme:hover {
  border-color: rgba(255, 255, 255, .1);
  color: var(--color-text-primary, #F7F7F4);
  background: rgba(255, 255, 255, .06);
}

.site-shell-links a[aria-current="page"] {
  border-color: transparent;
  color: var(--color-on-accent, #07080C);
  background: var(--color-accent, #FF5C35);
}

.site-shell-links .site-shell-advisor {
  border-color: rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .055);
}

.site-shell-links .site-shell-advisor-ai {
  border-color: rgba(255, 92, 53, .32);
  color: var(--color-text-primary, #F7F7F4);
  background: rgba(255, 92, 53, .11);
}

.site-shell-links .site-shell-advisor[aria-current="page"] {
  border-color: transparent;
  color: var(--color-on-accent, #07080C);
  background: var(--color-accent, #FF5C35);
}

.site-shell-theme {
  gap: .35rem;
  border-color: rgba(255, 255, 255, .1);
}

.site-shell-menu {
  display: none;
  width: 46px;
  height: 46px;
  margin-left: auto;
  padding: 11px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 15px;
  color: var(--color-text-primary, #F7F7F4);
  background: rgba(255, 255, 255, .055);
  cursor: pointer;
}

.site-shell-menu span {
  display: block;
  height: 2px;
  margin: 4px 0;
  border-radius: 999px;
  background: currentColor;
}

.site-shell-header a:focus-visible,
.site-shell-header button:focus-visible,
.site-shell-footer a:focus-visible {
  outline: 3px solid var(--color-focus, #7CC4FF);
  outline-offset: 3px;
}

.site-shell-footer {
  display: grid;
  gap: 1.15rem;
  width: min(calc(100% - 2rem), 1180px);
  margin: 4rem auto 0;
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--color-border, rgba(255, 255, 255, .12));
  color: var(--color-text-muted, #A6A6A3);
  background: transparent;
  box-shadow: none;
  font-size: .78rem;
  line-height: 1.6;
  text-align: left;
}

.site-shell-footer-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.site-shell-footer-brand p,
.site-shell-footer p {
  max-width: 980px;
  margin: 0;
  color: inherit;
}

.site-shell-footer-brand strong {
  display: block;
  color: var(--color-text-primary, #F7F7F4);
  font-size: .95rem;
}

.site-shell-footer-brand span {
  display: block;
}

.site-shell-footer-nav,
.site-shell-footer-external {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem 1rem;
}

.site-shell-footer a {
  color: var(--color-text-secondary, #D4D4D0);
  font-weight: 700;
  text-decoration: none;
}

.site-shell-footer a:hover {
  color: var(--color-accent, #FF5C35);
}

.site-shell-scope strong,
.site-shell-verification {
  color: var(--color-text-secondary, #D4D4D0);
}

html[data-theme="light"] .site-shell-header {
  color: #15171B;
  background: linear-gradient(180deg, rgba(247, 248, 250, .96), rgba(247, 248, 250, 0));
}

html[data-theme="light"] .site-shell-nav {
  border-color: rgba(15, 23, 42, .1);
  background: rgba(255, 255, 255, .86);
  box-shadow: 0 18px 50px rgba(15, 23, 42, .12);
}

html[data-theme="light"] .site-shell-brand,
html[data-theme="light"] .site-shell-links a,
html[data-theme="light"] .site-shell-theme,
html[data-theme="light"] .site-shell-footer a {
  color: #31343A;
}

html[data-theme="light"] .site-shell-brand-copy small,
html[data-theme="light"] .site-shell-footer {
  color: #646870;
}

html[data-theme="light"] .site-shell-links a:hover,
html[data-theme="light"] .site-shell-theme:hover,
html[data-theme="light"] .site-shell-links .site-shell-advisor {
  border-color: rgba(15, 23, 42, .1);
  color: #15171B;
  background: rgba(15, 23, 42, .05);
}

html[data-theme="light"] .site-shell-links .site-shell-advisor-ai {
  border-color: rgba(216, 63, 28, .25);
  color: #5B1F11;
  background: rgba(216, 63, 28, .08);
}

html[data-theme="light"] .site-shell-links a[aria-current="page"],
html[data-theme="light"] .site-shell-links .site-shell-advisor[aria-current="page"] {
  color: #07080C;
  background: var(--color-accent, #FF5C35);
}

html[data-theme="light"] .site-shell-menu {
  border-color: rgba(15, 23, 42, .12);
  color: #15171B;
  background: rgba(15, 23, 42, .04);
}

@media (max-width: 1120px) {
  .site-shell-brand-copy small { display: none; }
  .site-shell-links a, .site-shell-theme { padding-inline: .58rem; }
}

@media (max-width: 1120px) {
  .site-shell-links { display: none; }
  .site-shell-header { padding: .55rem .65rem 0; }
  .site-shell-nav { min-height: 58px; }
  .site-shell-menu { display: block; }
  .site-shell-header.is-enhanced .site-shell-links {
    position: absolute;
    top: calc(100% + .55rem);
    right: 0;
    left: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .35rem;
    margin: 0;
    padding: .55rem;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 20px;
    background: rgba(16, 16, 18, .98);
    box-shadow: 0 22px 55px rgba(0, 0, 0, .4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(.98);
    transform-origin: top;
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
  }
  .site-shell-header.is-enhanced .site-shell-links.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }
  .site-shell-links a, .site-shell-theme { width: 100%; }
  html[data-theme="light"] .site-shell-header.is-enhanced .site-shell-links {
    border-color: rgba(15, 23, 42, .12);
    background: rgba(255, 255, 255, .99);
  }
}

@media (max-width: 560px) {
  .site-shell-brand-copy small { display: block; }
  .site-shell-header.is-enhanced .site-shell-links { grid-template-columns: 1fr; }
  .site-shell-footer { width: min(calc(100% - 1.25rem), 1180px); }
}

@media (max-width: 360px) {
  .site-shell-brand-copy small { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .site-shell-header.is-enhanced .site-shell-links { transition: none; }
}

@media print {
  .site-shell-header,
  .site-shell-footer { display: none !important; }
}