/* ==========================================================
   Site header · dropdown mega menus · mobile menu
   Header states: .is-over (floating over the home hero, white text),
   .is-solid (frosted bar + hairline), .is-open (a dropdown or the mobile
   menu is open: solid white), .is-hidden (scrolled away)
   ========================================================== */

:root { --hdr-h: 72px; }

.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__mark { font-size: 30px; }
.brand__name { display: flex; flex-direction: column; font-size: 19px; font-weight: 500; letter-spacing: -.035em; line-height: 1; }
.brand__name small { font-size: 10.5px; font-weight: 400; letter-spacing: .02em; opacity: .7; margin-top: 3px; }
.brand--dark { color: var(--ink); }

.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 70;
  color: var(--ink);
  transition: transform .5s var(--ease-out), color .3s var(--ease);
}
/* the bar surface: a separate layer so it can inset over the hero */
.site-header::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: var(--hdr-h);
  background: rgba(243, 245, 244, .8);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid var(--line);
  transition: opacity .3s var(--ease), background-color .3s var(--ease);
}
.site-header.is-over { color: #fff; transform: translateY(var(--inset)); }
.site-header.is-over::before { opacity: 0; }
.site-header.is-hidden { transform: translateY(-100%); }
.site-header.is-open { color: var(--ink); }
.site-header.is-open::before { opacity: 1; background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; }
/* over the hero the open bar sits inside the hero's inset card */
.site-header.is-over.is-open::before { left: var(--inset); right: var(--inset); border-radius: var(--r-xl) var(--r-xl) 0 0; }

.site-header__inner {
  position: relative;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px;
  height: var(--hdr-h);
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin: 0 auto;
  padding: 0 var(--gutter);
  transition: padding .5s var(--ease-out);
}
.site-header.is-over .site-header__inner { max-width: none; padding: 0 calc(var(--inset) + clamp(20px, 3.4vw, 48px)); }

/* ---------- bar links ---------- */
.bar-nav ul { display: flex; align-items: center; gap: 2px; }
.bar-nav__item {
  position: relative;
  display: inline-flex; align-items: center; gap: 6px;
  height: 40px; padding: 0 12px;
  font-size: 14.5px; letter-spacing: -.01em;
  opacity: .74;
  transition: opacity .25s var(--ease);
}
.bar-nav__item .chev { width: 14px; height: 14px; opacity: .7; transition: transform .35s var(--ease-out); }
.bar-nav__item:hover, .bar-nav__item[aria-expanded="true"], .bar-nav__item.is-active { opacity: 1; }
.bar-nav__item[aria-expanded="true"] .chev { transform: rotate(180deg); }
/* current section: small dot under the label */
.bar-nav__item.is-active::after {
  content: ""; position: absolute; left: 50%; bottom: 3px; width: 4px; height: 4px; margin-left: -2px;
  border-radius: 50%; background: var(--accent);
}
.bar-nav__item[data-dd].is-active::after { margin-left: -9px; }
.site-header.is-over:not(.is-open) .bar-nav__item.is-active::after { background: var(--mint); }

.site-header__end { justify-self: end; display: flex; align-items: center; gap: 10px; }
.hstatus { display: none; align-items: center; gap: 8px; margin-right: 6px; font-size: 13px; opacity: .8; white-space: nowrap; }
.hstatus::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--faint); }
.hstatus.is-open::before { background: #2fb574; box-shadow: 0 0 0 3px rgba(47,181,116,.18); }

.hbtn {
  display: inline-flex; align-items: center; justify-content: center; height: 40px; padding: 0 18px;
  border-radius: 999px;
  background: var(--ink); color: #fff;
  font-size: 14px; font-weight: 500; letter-spacing: -.01em; white-space: nowrap;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}
.hbtn:hover { background: var(--accent); }
.site-header.is-over:not(.is-open) .hbtn { background: #fff; color: var(--ink); }
.site-header.is-over:not(.is-open) .hbtn:hover { background: var(--ice); }
.hbtn--sm { height: 38px; margin-top: 20px; }

.menu-toggle {
  display: none; align-items: center; gap: 10px;
  height: 40px; padding: 0 6px 0 16px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, currentColor 24%, transparent);
  font-size: 14px; letter-spacing: -.01em;
}
.menu-toggle__label { min-width: 38px; text-align: left; }
.menu-toggle__icon { position: relative; display: block; width: 28px; height: 28px; border-radius: 50%; background: color-mix(in srgb, currentColor 10%, transparent); }
.menu-toggle__icon i { position: absolute; left: 8px; right: 8px; height: 1.5px; border-radius: 2px; background: currentColor; transition: transform .45s var(--ease-out), top .45s var(--ease-out); }
.menu-toggle__icon i:first-child { top: 11px; }
.menu-toggle__icon i:last-child { top: 16px; }
.menu-toggle[aria-expanded="true"] .menu-toggle__icon i:first-child { top: 13.5px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__icon i:last-child { top: 13.5px; transform: rotate(-45deg); }

/* ---------- dropdown stage ---------- */
.dd-stage {
  position: absolute; left: 0; right: 0; top: var(--hdr-h);
  height: 0; overflow: hidden;
  background: var(--surface);
  color: var(--ink);
  border-radius: 0 0 var(--r-xl) var(--r-xl);
  transition: height .45s var(--ease-out), border-color .3s var(--ease);
}
.site-header.is-dd .dd-stage { border-bottom: 1px solid var(--line); }
.site-header.is-over .dd-stage { left: var(--inset); right: var(--inset); }
.dd { position: absolute; left: 0; right: 0; top: 0; visibility: hidden; opacity: 0; transition: opacity .22s var(--ease), visibility 0s .22s; }
.dd.is-active { visibility: visible; opacity: 1; transition: opacity .3s var(--ease) .05s, visibility 0s; }
.dd > .wrap { padding-top: 28px; padding-bottom: 26px; border-top: 1px solid var(--line); }
.dd [style*="--d"] { opacity: 0; transform: translateY(8px); transition: opacity .45s var(--ease-out), transform .55s var(--ease-out); }
.dd.is-active [style*="--d"] { opacity: 1; transform: none; transition-delay: var(--d); }

.dd-scrim { position: fixed; inset: 0; z-index: 60; background: rgba(12, 26, 29, .26); opacity: 0; pointer-events: none; transition: opacity .4s var(--ease); }
.dd-scrim.is-on { opacity: 1; pointer-events: auto; }

.dd__grid { display: grid; gap: clamp(24px, 3vw, 44px); }
.dd__grid--treat { grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, .95fr); }
.dd__grid--team { grid-template-columns: minmax(0, 3.2fr) minmax(0, 1fr); }
.dd__grid--studio { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) minmax(0, 1fr); }
.dd__grid--journal { grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, .8fr); }
.dd__label { font-size: 13px; color: var(--muted); padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.dd__col--side { padding-left: clamp(20px, 2.5vw, 36px); border-left: 1px solid var(--line); }

/* item rows: title, one-line summary, mono meta */
.ddi li a { display: flex; flex-direction: column; gap: 2px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.ddi__t { font-size: 15.5px; letter-spacing: -.015em; transition: color .25s var(--ease); }
.ddi__s { font-size: 13px; color: var(--ink-2); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.ddi__m { font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.ddi li a:hover .ddi__t { color: var(--accent); }
.ddi--two { display: grid; grid-template-columns: 1fr 1fr; column-gap: 28px; }
.ddl li a { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; transition: color .25s var(--ease); }
.ddl li a:hover { color: var(--accent); }
.dd__col--side .link-arrow { margin-top: 18px; font-size: 14px; }

.dd__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 32px; margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 13.5px; color: var(--ink-2); }
.dd__foot .link-arrow { color: var(--ink); font-size: 14px; margin-right: auto; }
.dd__foot a:not(.link-arrow):hover { color: var(--accent); }

/* image cards */
.mcard {
  position: relative; display: flex; flex-direction: column; justify-content: flex-end;
  min-height: 250px;
  border-radius: var(--r-lg); overflow: hidden; isolation: isolate;
  color: #fff; background: var(--surface-2);
}
.mcard img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.mcard::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(5,20,24,.72) 0%, rgba(5,20,24,.2) 48%, rgba(5,20,24,0) 72%); }
.mcard__body { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; }
.mcard__kicker { font-family: var(--mono); font-size: 11.5px; color: rgba(255,255,255,.82); }
.mcard__title { font-size: 19px; line-height: 1.14; letter-spacing: -.03em; max-width: 18ch; }
.mcard__cta { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; margin-top: 12px; height: 36px; padding: 0 14px; border-radius: 999px; background: #fff; color: var(--ink); font-size: 13.5px; font-weight: 500; transition: background-color .25s var(--ease); }
.mcard__cta svg { font-size: 15px; transition: transform .3s var(--ease); }
.mcard:hover .mcard__cta { background: var(--ice); }
.mcard:hover .mcard__cta svg { transform: translateX(3px); }
.mcard--tall { min-height: 100%; }

/* specialists */
.docs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.doc { display: flex; flex-direction: column; }
.doc__img { display: block; aspect-ratio: 4 / 4.4; border-radius: var(--r-md); overflow: hidden; background: var(--surface-2); margin-bottom: 12px; }
.doc__img img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 0%; }
.doc__name { font-size: 15.5px; letter-spacing: -.015em; transition: color .25s var(--ease); }
.doc__role { font-size: 13px; color: var(--ink-2); }
.doc__meta { margin-top: 6px; font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.doc:hover .doc__name { color: var(--accent); }

/* journal */
.post-mini { display: flex; flex-direction: column; gap: 6px; }
.post-mini__img { display: block; aspect-ratio: 4 / 3; border-radius: var(--r-md); overflow: hidden; background: var(--surface-2); margin-bottom: 6px; }
.post-mini__img img { width: 100%; height: 100%; object-fit: cover; }
.post-mini__t { font-size: 16px; line-height: 1.3; letter-spacing: -.02em; transition: color .25s var(--ease); }
.post-mini:hover .post-mini__t { color: var(--accent); }

/* ---------- mobile menu ---------- */
.mnav {
  position: fixed; inset: 0; z-index: 65;
  padding-top: var(--hdr-h);
  overflow-y: auto; overscroll-behavior: contain;
  background: var(--surface);
  visibility: hidden; opacity: 0;
  transition: opacity .35s var(--ease), visibility 0s .35s;
}
.mnav.is-open { visibility: visible; opacity: 1; transition: opacity .35s var(--ease), visibility 0s; }
.mnav__inner { padding-top: 12px; padding-bottom: 32px; display: flex; flex-direction: column; }
.mnav [style*="--d"] { opacity: 0; transform: translateY(10px); transition: opacity .45s var(--ease-out), transform .55s var(--ease-out); }
.mnav.is-open [style*="--d"] { opacity: 1; transform: none; transition-delay: var(--d); }
.mnav__list { border-top: 1px solid var(--line); }
.mnav__list li { border-bottom: 1px solid var(--line); }
.mnav__list a { display: flex; align-items: center; justify-content: space-between; padding: 15px 0; font-size: 28px; letter-spacing: -.035em; transition: color .25s var(--ease); }
.mnav__list a svg { font-size: 20px; color: var(--muted); transition: color .25s var(--ease); }
.mnav__list a.is-active { color: var(--accent); }
.mnav__list a.is-active svg, .mnav__list a:hover svg { color: var(--accent); }
.mnav__book { margin-top: 28px; }
.mnav__foot { display: flex; flex-direction: column; gap: 6px; margin-top: 24px; font-size: 14px; color: var(--ink-2); }

/* ---------- responsive ---------- */
@media (min-width: 1320px) { .hstatus { display: inline-flex; } }
@media (max-width: 1240px) {
  .dd__grid--treat { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .dd__grid--treat .mcard { display: none; }
  .dd__grid--journal { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .dd__grid--journal .dd__col--side { display: none; }
}
@media (max-width: 1060px) {
  .bar-nav, .dd-stage, .dd-scrim { display: none; }
  .menu-toggle { display: inline-flex; }
  .site-header__inner { grid-template-columns: 1fr auto; }
}
@media (min-width: 1061px) { .mnav { display: none; } }
@media (max-width: 720px) {
  :root { --hdr-h: 64px; }
  .site-header.is-over .site-header__inner { padding: 0 calc(var(--inset) + 18px); }
  .hbtn:not(.hbtn--sm) { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .dd [style*="--d"], .mnav [style*="--d"] { opacity: 1; transform: none; }
}