/* Same tokens as thehealint.com (hi-home/src/app/globals.css). Change them there first. */
:root{
  --surface:#fff;--surface-alt:#f3f8f7;--surface-card:#f7f9fc;--surface-deep:#071a24;
  --fg:#0c1821;--fg-strong:#071a24;--fg-muted:#53636d;--cream:#f5f2ec;
  --btn:#071a24;--btn-fg:#fff;
  --teal:#00a98f;--teal-ink:#006b5a;--teal-wash:#e6f6f2;
  --intel:#4f6bff;--intel-ink:#3a52e0;--intel-wash:#edf0ff;
  --hairline:rgb(12 24 33/.08);--hairline-strong:rgb(12 24 33/.14);
  --radius-chip:2px;--radius-card:4px;
  --ease-enter:cubic-bezier(.22,1,.36,1);
  --serif:'Newsreader',ui-serif,Georgia,serif;
  --sans:'Geist',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
  color-scheme:light}
[data-theme=dark]{
  --surface:#0c0e10;--surface-alt:#121517;--surface-card:#15191b;--surface-deep:#050607;
  --fg:#e9edef;--fg-strong:#f4f7f8;--fg-muted:#8a9499;--cream:#e9edef;
  --btn:#e9edef;--btn-fg:#0c0e10;
  --teal-ink:#2ed3b4;--intel-ink:#8b9dff;--teal-wash:#0e2a25;--intel-wash:#16192e;
  --hairline:rgb(233 237 239/.1);--hairline-strong:rgb(233 237 239/.18);color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{margin:0;background:var(--surface);color:var(--fg);font:clamp(1rem,.97rem + .13vw,1.0625rem)/1.55 var(--sans);transition:background-color .32s var(--ease-enter),color .32s var(--ease-enter);-webkit-text-size-adjust:100%}
a{color:var(--teal-ink)}
img{max-width:100%;height:auto}
::selection{background:var(--teal-wash);color:var(--teal-ink)}
:focus-visible{outline:2px solid var(--teal-ink);outline-offset:2px;border-radius:4px}
.on-deep :focus-visible{outline-color:var(--teal)}
.skip{position:absolute;left:-999px;top:8px;background:var(--btn);color:var(--btn-fg);padding:8px 12px;border-radius:var(--radius-chip);z-index:100}
.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.muted{color:var(--fg-muted)}
.eyebrow{font:500 .75rem/1.5 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--teal-ink);margin:0}
.bar{max-width:85rem;margin:0 auto;padding:0 clamp(16px,4vw,40px);display:flex;align-items:center;gap:24px}

/* Header: transparent at the top, frosted once scrolled, like the main site */
.site-header{position:fixed;inset:0 0 auto 0;z-index:50;border-bottom:1px solid transparent;transition:background-color .42s var(--ease-enter),backdrop-filter .42s var(--ease-enter),border-color .42s var(--ease-enter)}
.site-header.scrolled,.site-header.open{border-bottom-color:var(--hairline);background:color-mix(in srgb,var(--surface) 72%,transparent);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px)}
.site-header .bar{height:4.5rem}
header+main{padding-top:4.5rem}
.brand{display:flex;align-items:baseline;gap:12px;text-decoration:none;color:var(--fg)}
.wm{font:500 1.375rem/1 var(--sans);letter-spacing:-.03em;display:inline-flex;align-items:baseline;user-select:none}
.wm .the{opacity:.7;transition:opacity .42s var(--ease-enter)}
.wm .i{position:relative;display:inline-block}
.wm .i i{position:absolute;left:50%;top:-.30em;width:.16em;height:.16em;margin-left:-.08em;border-radius:50%;background:var(--fg);transition:background-color .42s var(--ease-enter),box-shadow .42s var(--ease-enter)}
.brand:hover .the{opacity:1}
.brand:hover .wm .i i{background:var(--teal);box-shadow:0 0 0 .14em rgb(0 169 143/.22)}
.brand .tag{font:500 .75rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--teal-ink)}
.primary{display:flex;gap:32px;margin-left:24px}
.primary a{color:var(--fg-muted);text-decoration:none;font-size:.9375rem;padding:8px 0;transition:color .16s}
.primary a:hover,.primary a[aria-current=page]{color:var(--fg)}
.primary a[aria-current=page]{box-shadow:0 1px 0 var(--teal-ink)}
.tools{margin-left:auto;display:flex;align-items:center;gap:8px}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:44px;min-height:44px;background:transparent;color:var(--fg);border:0;border-radius:var(--radius-chip);padding:0 10px;font:inherit;font-size:.9375rem;cursor:pointer;transition:background-color .22s var(--ease-enter)}
.icon-btn:hover{background:color-mix(in srgb,var(--fg) 6%,transparent)}
.menu{display:none}
.mobile{display:flex;flex-direction:column;padding:8px clamp(16px,4vw,40px) 20px;border-top:1px solid var(--hairline)}
.mobile[hidden]{display:none}
.mobile a{color:var(--fg);text-decoration:none;padding:12px 0;font-size:1.0625rem;border-bottom:1px solid var(--hairline)}

/* Buttons: navy on light, light on dark, square corners, press scale */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:8px 20px;border-radius:var(--radius-chip);background:var(--btn);color:var(--btn-fg);border:1px solid var(--btn);font:500 .9375rem/1.3 var(--sans);text-decoration:none;cursor:pointer;text-align:center;transition:background-color .16s var(--ease-enter),opacity .16s var(--ease-enter),transform .16s var(--ease-enter)}
.btn:hover{opacity:.9}.btn:active{transform:scale(.985)}
.btn.ghost{background:transparent;color:var(--fg);border-color:var(--hairline-strong)}
.btn.ghost:hover{background:var(--surface-alt);opacity:1}
.btn.small{min-height:36px;padding:4px 14px;font-size:.875rem}
.btn.big{min-height:3.25rem;padding:10px 28px;font-size:1rem}

main{min-height:60vh}
.hero{max-width:85rem;margin:0 auto;padding:clamp(48px,8vw,96px) clamp(16px,4vw,40px) 40px}
.hero.small{padding-top:clamp(36px,5vw,64px);padding-bottom:8px}
.hero h1,.prose h1{font:400 clamp(2.5rem,1.6rem + 3.9vw,4rem)/1.05 var(--serif);letter-spacing:-.025em;color:var(--fg-strong);margin:16px 0 0;max-width:18ch}
.hero.small h1{max-width:none;font-size:clamp(2.25rem,1.6rem + 2.6vw,3.25rem)}
.lead{font-size:clamp(1.125rem,1.03rem + .4vw,1.3125rem);line-height:1.5;letter-spacing:-.01em;color:var(--fg-muted);max-width:68ch;margin:24px 0 0}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}
.band{max-width:85rem;margin:0 auto;padding:32px clamp(16px,4vw,40px) 56px}
.band.alt{max-width:none;background:var(--surface-alt);padding:56px 0}
.band.alt>*{max-width:85rem;margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}
.band h2{font:560 clamp(1.625rem,1.35rem + 1.2vw,2rem)/1.2 var(--sans);letter-spacing:-.02em;color:var(--fg-strong);margin:0 0 24px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.grid.three{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.card{display:flex;flex-direction:column;gap:8px;padding:24px;border:1px solid var(--hairline);border-radius:var(--radius-card);background:var(--surface-card);color:var(--fg);text-decoration:none;transition:transform .32s var(--ease-enter),border-color .32s var(--ease-enter),background-color .32s var(--ease-enter)}
.card:hover{transform:translateY(-3px);border-color:var(--teal-ink)}
.card h3{margin:0;font:560 1.25rem/1.2 var(--sans);letter-spacing:-.02em;color:var(--fg-strong)}
.card p{margin:0;color:var(--fg-muted);font-size:.9375rem;line-height:1.5}
.card .meta-line{margin-top:auto;padding-top:12px;font:500 .75rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--teal-ink)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.split h2{margin-top:0}
table{border-collapse:collapse;width:100%;font-size:.9375rem}
th,td{padding:10px 14px;border:1px solid var(--hairline-strong);text-align:left;vertical-align:top}
th{background:var(--surface-alt);font-weight:560}
.table-wrap{overflow-x:auto;margin:20px 0;-webkit-overflow-scrolling:touch}
.doc-layout{max-width:85rem;margin:0 auto;padding:40px clamp(16px,4vw,40px) 80px;display:grid;grid-template-columns:260px minmax(0,1fr);gap:56px;align-items:start}
.toc{position:sticky;top:96px;max-height:calc(100vh - 112px);overflow:auto;font-size:.875rem;padding-right:8px}
.toc summary{cursor:pointer;list-style:none}.toc summary::-webkit-details-marker{display:none}
.toc ol{list-style:none;margin:12px 0 0;padding:0}
.toc li.d3{padding-left:14px}
.toc a{display:block;padding:5px 10px;border-left:1px solid var(--hairline-strong);color:var(--fg-muted);text-decoration:none;transition:color .16s,border-color .16s}
.toc a:hover,.toc a.on{color:var(--fg);border-left-color:var(--teal-ink)}
.prose{min-width:0;max-width:46rem}
.prose h1{max-width:none;font-size:clamp(2.25rem,1.6rem + 2.6vw,3.25rem);margin-top:8px}
.prose h2{font:400 clamp(1.75rem,1.4rem + 1.4vw,2.25rem)/1.1 var(--serif);letter-spacing:-.02em;color:var(--fg-strong);margin:56px 0 16px;padding-top:24px;border-top:1px solid var(--hairline)}
.prose h3{font:560 1.25rem/1.25 var(--sans);letter-spacing:-.02em;color:var(--fg-strong);margin:36px 0 8px}
.prose h4{font:560 1.0625rem/1.3 var(--sans);margin:24px 0 6px}
.prose .anchor{margin-left:8px;text-decoration:none;opacity:0;font:400 1rem var(--mono);color:var(--fg-muted);transition:opacity .16s}
.prose :is(h2,h3,h4):hover .anchor,.anchor:focus{opacity:1}
.prose li{margin:4px 0}
.prose code{background:var(--surface-alt);padding:2px 6px;border-radius:var(--radius-chip);font:.875em var(--mono)}
.prose pre{background:var(--surface-alt);padding:16px;border-radius:var(--radius-card);overflow:auto}
.prose pre code{padding:0;background:none}
.prose blockquote{margin:20px 0;padding:8px 20px;border-left:2px solid var(--teal-ink);background:var(--teal-wash);border-radius:0 var(--radius-card) var(--radius-card) 0}
.prose blockquote p{margin:8px 0}
figure{margin:24px 0}
figure img{display:block;border:1px solid var(--hairline-strong);border-radius:var(--radius-card);cursor:zoom-in;background:#fff;transition:transform .32s var(--ease-enter)}
figure img:hover{transform:scale(1.005)}
figcaption{font-size:.875rem;color:var(--fg-muted);margin-top:10px}
.crumbs{font-size:.875rem;color:var(--fg-muted)}.crumbs a{color:var(--fg-muted)}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.chip{font:500 .75rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;background:var(--teal-wash);color:var(--teal-ink);border-radius:var(--radius-chip);padding:7px 10px}
.chip.alt{background:var(--surface-alt);color:var(--fg-muted);border:1px solid var(--hairline)}
.note{background:var(--surface-alt);border:1px solid var(--hairline);border-radius:var(--radius-card);padding:14px 18px;margin:36px 0}
.pdf{margin-top:64px;border-top:1px solid var(--hairline)}
.pdf-frame{margin:20px 0}
.pdf-frame iframe{width:100%;height:min(78vh,820px);border:1px solid var(--hairline-strong);border-radius:var(--radius-card);background:var(--surface-alt)}
.pdf-item{border:1px solid var(--hairline);border-radius:var(--radius-card);padding:20px;margin:16px 0;background:var(--surface-card)}
.pdf-item header{display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:space-between;align-items:center}
.pdf-item h3{margin:0}.pdf-item p{margin:2px 0}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:48px}
.pager a{display:flex;flex-direction:column;gap:2px;border:1px solid var(--hairline);border-radius:var(--radius-card);padding:16px 18px;text-decoration:none;color:var(--fg);transition:border-color .32s var(--ease-enter),transform .32s var(--ease-enter)}
.pager a:hover{border-color:var(--teal-ink);transform:translateY(-2px)}.pager .next{text-align:right}

/* Footer: the same deep surface and cream text as thehealint.com */
.site-footer{background:var(--surface-deep);color:var(--cream);padding:72px 0 40px;margin-top:0}
.site-footer .bar{align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:40px}
.site-footer .wm{font-size:clamp(2rem,1.6rem + 1.2vw,2.5rem);letter-spacing:-.035em;color:var(--cream)}
.site-footer .wm .i i{background:var(--teal)}
.site-footer .strap{font:500 .75rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:rgb(245 242 236/.7);margin:20px 0 0}
.site-footer .line{color:rgb(245 242 236/.55);font-size:1.0625rem;margin:20px 0 0}
.site-footer h2{font:500 .75rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:rgb(245 242 236/.7);margin:0 0 16px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li a{display:inline-flex;align-items:center;min-height:36px;color:rgb(245 242 236/.75);text-decoration:none;font-size:.9375rem;transition:color .16s}
.site-footer li a:hover{color:var(--cream)}
.cols{display:grid;grid-template-columns:repeat(3,minmax(140px,1fr));gap:40px 48px}
.legal{max-width:85rem;margin:48px auto 0;padding:24px clamp(16px,4vw,40px) 0;border-top:1px solid rgb(245 242 236/.1);font-size:.875rem;color:rgb(245 242 236/.55)}
dialog{border:1px solid var(--hairline-strong);border-radius:var(--radius-card);background:var(--surface);color:var(--fg);padding:0;box-shadow:0 24px 64px rgba(0,0,0,.35)}
dialog::backdrop{background:rgba(5,6,7,.6)}
#lightbox{max-width:96vw;max-height:94vh;padding:12px}
#lightbox img{max-width:92vw;max-height:80vh;display:block;margin:auto}
#lightbox p{margin:8px 0 0;color:var(--fg-muted);font-size:.875rem}
#lightbox .close{position:absolute;right:8px;top:8px;background:var(--surface)}
#search{width:min(680px,94vw);margin-top:8vh}
#search form{display:flex;gap:8px;padding:12px;border-bottom:1px solid var(--hairline)}
#search input{flex:1;font:inherit;font-size:1.0625rem;padding:10px 12px;border:1px solid var(--hairline-strong);border-radius:var(--radius-chip);background:var(--surface);color:var(--fg)}
#search-results{max-height:60vh;overflow:auto;padding:8px}
#search-results a{display:block;padding:10px 12px;border-radius:var(--radius-chip);text-decoration:none;color:var(--fg)}
#search-results a:hover,#search-results a:focus{background:var(--teal-wash)}
#search-results small{color:var(--fg-muted);display:block}
#search-results mark{background:var(--teal-wash);color:var(--teal-ink);border-radius:2px}
#search-results p{padding:12px;color:var(--fg-muted);margin:0}

/* Motion: the same fade-up (600ms, ease-enter) the main site uses */
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hero>*,.prose>h1,.prose>.crumbs{animation:fadeUp .6s var(--ease-enter) both}
.hero>*:nth-child(2){animation-delay:80ms}.hero>*:nth-child(3){animation-delay:160ms}.hero>*:nth-child(4){animation-delay:240ms}
.js .reveal{opacity:0;transform:translateY(16px)}
.js .reveal.in{opacity:1;transform:none;transition:opacity .6s var(--ease-enter),transform .6s var(--ease-enter),border-color .32s var(--ease-enter)}
.js .reveal.in.card:hover,.js .reveal.in.pager a:hover{transform:translateY(-3px)}
@media (max-width:900px){
  .doc-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{position:static;max-height:none;border:1px solid var(--hairline);border-radius:var(--radius-card);padding:12px 14px;margin-bottom:28px}
  .split{grid-template-columns:1fr;gap:28px}
  .primary{display:none}.menu{display:inline-flex}
  .cols{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .hide-sm{display:none}
  .pager{grid-template-columns:1fr}.pager .next{text-align:left}
  .brand .tag{display:none}
}
@media print{.site-header,.site-footer,.toc,.pdf,.pager,.actions{display:none}.doc-layout{display:block}header+main{padding-top:0}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.js .reveal{opacity:1;transform:none}}