/* ============================================================
   Maxillo Clinic — shared marketing chrome (nav + footer)
   extracted from the original design, loaded on every public page
   ============================================================ */

/* ============ HEADER ============ */
.nav{
  position:sticky; top:0; z-index:60;
  background:var(--cream);
  border-bottom:1px solid var(--line-nav);
  box-shadow:none;
  transition:border-color .3s, background .3s, box-shadow .3s;
}
.nav.stuck{
  border-color:transparent;
  background:var(--surface);
  box-shadow:var(--shadow-nav);
}
.nav__in{ display:flex; align-items:center; gap:24px; height:78px; }
.nav__actions{ display:flex; align-items:center; gap:10px; margin-inline-start:auto; flex-shrink:0; }
.nav__cta{ display:flex; align-items:center; gap:10px; }
.nav__cta .btn{ min-height:38px; }
.nav__cta .btn .arr{ width:1.45em; height:1.45em; }
@media (max-width:560px){
  .nav__portal{ padding-inline:.65em; gap:0; }
  .nav__portal-label{ display:none; }
}
.brand{ display:flex; align-items:center; gap:11px; font-family:var(--font-display); font-weight:900; font-size:1.32rem; letter-spacing:-.02em; }
.brand .mark{ width:34px;height:34px;border-radius:var(--radius-s); background:var(--ink); color:#fff; display:grid;place-items:center; font-size:1rem; font-weight:900; }
.brand .brand-logo{ width:auto; height:34px; border-radius:var(--radius-s); }
.brand small{ font-family:var(--font-mono); font-weight:400; font-size:.6rem; letter-spacing:.14em; color:var(--ink-3); display:block; margin-top:2px; direction:ltr; text-align:right; }
.navlinks{ display:flex; align-items:center; justify-content:center; gap:34px; flex:1; font-size:.96rem; font-weight:500; }
.navlinks ul.navlinks__list{ display:flex; align-items:center; gap:34px; list-style:none; margin:0; padding:0; }
.navlinks a{ color:var(--ink-2); transition:color .25s; position:relative; }
.navlinks a:hover,.navlinks a.active,.navlinks .current-menu-item > a{ color:var(--ink); }
.navlinks a::after{ content:""; position:absolute; bottom:-6px; right:0; width:0; height:2px; background:var(--tan); transition:width .3s var(--ease); }
.navlinks a:hover::after{ width:100%; }
@media (max-width:1000px){ .navlinks{ display:none; } }

/* burger + mobile sheet menu */
.nav__burger{
  display:none;
  width:44px; height:44px; padding:0;
  border:1px solid var(--line-soft); border-radius:var(--radius-s);
  background:var(--surface); color:var(--ink);
  place-items:center; flex-shrink:0;
  transition:background .25s var(--ease), border-color .25s var(--ease);
}
.nav__burger:hover{ background:var(--cream-deep); border-color:var(--line); }
.nav__burger-lines{
  display:grid; gap:5px; width:18px;
}
.nav__burger-lines span{
  display:block; height:2px; border-radius:999px;
  background:currentColor; transition:transform .3s var(--ease), opacity .3s var(--ease);
}
.nav__burger[aria-expanded="true"] .nav__burger-lines span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded="true"] .nav__burger-lines span:nth-child(2){ opacity:0; }
.nav__burger[aria-expanded="true"] .nav__burger-lines span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

@media (max-width:1000px){
  .nav__burger{ display:grid; }
  .nav__cta .btn-primary{ display:none; }
}

body.nav-sheet-open{ overflow:hidden; }
.nav-sheet{
  position:fixed; inset:0; z-index:100;
  visibility:hidden; pointer-events:none;
}
.nav-sheet.is-open,
.nav-sheet.is-closing{ visibility:visible; }
.nav-sheet.is-open{ pointer-events:auto; }
.nav-sheet.is-closing{ pointer-events:none; }
.nav-sheet__backdrop{
  position:absolute; inset:0;
  background:rgba(22,51,94,.42);
  opacity:0; transition:opacity .35s var(--ease);
}
.nav-sheet.is-open .nav-sheet__backdrop{ opacity:1; }
.nav-sheet.is-dragging .nav-sheet__panel,
.nav-sheet.is-dragging .nav-sheet__backdrop{ transition:none; }
.nav-sheet__panel{
  position:absolute; left:0; right:0; bottom:0;
  max-height:min(85vh, 560px);
  padding:12px 22px calc(28px + env(safe-area-inset-bottom, 0px));
  border-radius:var(--radius-l) var(--radius-l) 0 0;
  transform:translateY(105%);
  transition:transform .45s var(--ease);
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
  display:flex; flex-direction:column; gap:20px;
}
.nav-sheet.is-open .nav-sheet__panel{ transform:translateY(0); }
.nav-sheet.is-closing .nav-sheet__panel{ transform:translateY(105%); }
.nav-sheet__handle{
  width:40px; height:4px; margin:0 auto 8px;
  border-radius:999px; background:var(--line); flex-shrink:0;
  touch-action:none; cursor:grab;
}
.nav-sheet.is-dragging .nav-sheet__handle{ cursor:grabbing; }
.nav-sheet__head{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  touch-action:none;
}
.nav-sheet__brand{
  font-family:var(--font-display); font-weight:900; font-size:1.15rem;
  letter-spacing:-.02em; color:var(--ink);
}
.nav-sheet__close{
  width:40px; height:40px; padding:0; flex-shrink:0;
  border:1px solid var(--line-soft); border-radius:50%;
  background:var(--surface); color:var(--ink);
  display:grid; place-items:center;
  transition:background .25s var(--ease), border-color .25s var(--ease);
}
.nav-sheet__close:hover{ background:var(--cream-deep); border-color:var(--line); }
.nav-sheet__links{
  display:flex; flex-direction:column; gap:6px;
  font-size:1.05rem; font-weight:600;
}
.nav-sheet__links ul.nav-sheet__list{
  list-style:none; margin:0; padding:0;
  display:flex; flex-direction:column; gap:6px;
}
.nav-sheet__links a{
  display:block; padding:14px 12px; border-radius:var(--radius-s);
  color:var(--ink-2); transition:background .25s var(--ease), color .25s var(--ease);
}
.nav-sheet__links a:hover,
.nav-sheet__links a.active,
.nav-sheet__links .current-menu-item > a{
  color:var(--ink); background:var(--cream-deep);
}
.nav-sheet__cta{
  margin-top:auto; display:flex; flex-direction:column; gap:10px;
  padding-top:8px; border-top:1px solid var(--line-soft);
}
.nav-sheet__cta .btn{ width:100%; justify-content:center; }

/* ============ FOOTER ============ */
.foot{ padding-top:clamp(60px,8vw,120px); }
.foot__grid{
  display:grid;
  grid-template-columns:minmax(0,2fr) repeat(3,minmax(0,1fr)) minmax(0,1fr);
  gap:40px;
  padding-bottom:60px;
}
@media(max-width:1180px){
  .foot__grid{ grid-template-columns:repeat(3,minmax(0,1fr)); }
  .foot__brand{ grid-column:1/-1; }
}
@media(max-width:720px){
  .foot__grid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media(max-width:520px){
  .foot__grid{ grid-template-columns:1fr; }
}
.foot h5{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-3); margin:0 0 18px; direction:ltr; }
.foot ul{ list-style:none; padding:0; margin:0; display:grid; gap:11px; }
.foot a{ color:var(--ink-2); font-size:.95rem; } .foot a:hover{ color:var(--ink); }
.wordmark{ font-family:var(--font-display); font-weight:900; font-size:clamp(5rem,26vw,26rem); line-height:.8; letter-spacing:-.04em; text-align:center; margin-block:10px -.12em; color:var(--ink); }
.foot__bar{ border-top:1px solid var(--line); }
.foot__bar-inner{ display:flex; justify-content:space-between; align-items:center; padding-block:26px; font-size:.82rem; color:var(--ink-3); flex-wrap:wrap; gap:12px; }
.foot__credit{ display:inline-flex; align-items:center; gap:8px; direction:rtl; font-family:var(--font-body); line-height:1; }
.foot__credit-text{ font-family:var(--font-body); font-size:inherit; line-height:1; }
.foot__credit-brand{ font-family:var(--font-mono); font-size:inherit; line-height:1; direction:ltr; letter-spacing:.05em; unicode-bidi:isolate; color:var(--ink-2); display:inline-flex; align-items:center; }
.foot a.foot__credit-brand{ font-size:inherit; }
.foot__credit-brand:hover{ color:var(--ink); }

/* ============ BACK TO TOP ============ */
.back-top{
  position:fixed;
  inset-inline-end:clamp(16px,3vw,28px);
  bottom:calc(20px + env(safe-area-inset-bottom, 0px));
  z-index:50;
  width:48px; height:48px; padding:0;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:var(--ink);
  color:#fff;
  display:grid; place-items:center;
  cursor:pointer;
  opacity:0; visibility:hidden; pointer-events:none;
  transform:translateY(10px);
  transition:opacity .35s var(--ease), visibility .35s, transform .35s var(--ease), background .25s;
}
.back-top.is-visible{
  opacity:1; visibility:visible; pointer-events:auto;
  transform:translateY(0);
}
.back-top:hover{
  background:var(--green-d);
}
.back-top:focus-visible{
  outline:2px solid var(--green);
  outline-offset:3px;
}
.back-top svg{ width:1.15em; height:1.15em; }
@media (max-width:560px){
  .back-top{ width:44px; height:44px; }
}
@media (prefers-reduced-motion: reduce){
  .back-top{ transition:opacity .2s, visibility .2s; transform:none; }
  .back-top:hover{ transform:none; }
}