/* Resilient Brain Center — heritage luxury (Libre Baskerville) */
@font-face{font-family:"Libre Baskerville";font-style:normal;font-weight:400;font-display:swap;src:url("/assets/fonts/LibreBaskerville-Regular.woff2") format("woff2")}
@font-face{font-family:"Libre Baskerville";font-style:italic;font-weight:400;font-display:swap;src:url("/assets/fonts/LibreBaskerville-Italic.woff2") format("woff2")}
@font-face{font-family:"Libre Baskerville";font-style:normal;font-weight:700;font-display:swap;src:url("/assets/fonts/LibreBaskerville-Bold.woff2") format("woff2")}

:root{
  --ink:#1A2A24;
  --muted:#5A6B63;
  --green:#0B3D2E;
  --green-m:#145C45;
  --green-d:#072820;
  --gold:#B08D57;
  --gold-l:#C9A76A;
  --cream:#F7F3EB;
  --ivory:#FBF8F2;
  --alt:#EFE9DE;
  --line:#D9D0C0;
  --card:#FFFdf8;
  --ok:#1D6B3A;
  --err:#A3271E;
  --r:4px;
  --serif:"Libre Baskerville","Baskerville","Baskerville Old Face",Georgia,"Times New Roman",serif;
  --ui:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:17px/1.7 var(--serif);color:var(--ink);background:var(--ivory);-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--serif);color:var(--green);line-height:1.25;margin:0 0 .55em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.85rem,4.6vw,2.85rem);font-weight:700}
h2{font-size:clamp(1.45rem,3.2vw,2rem)}
h3{font-size:1.12rem}
a{color:var(--green-m)}a:hover{color:var(--green)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}.narrow{max-width:720px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:9;font-family:var(--ui)}

/* Header */
.site-header{border-bottom:1px solid var(--line);background:rgba(251,248,242,.94);backdrop-filter:saturate(1.2) blur(8px);position:sticky;top:0;z-index:5}
.bar{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--green);font-family:var(--serif);font-weight:700;font-size:1.05rem;letter-spacing:.01em}
.brand img{border-radius:8px}
.btn{display:inline-block;background:var(--green);color:#F7F3EB;border:0;border-radius:999px;padding:14px 26px;font:600 .95rem var(--ui);letter-spacing:.02em;cursor:pointer;text-decoration:none;width:100%;text-align:center;transition:background .15s ease}
.btn:hover{background:var(--green-d);color:#fff}.btn-sm{padding:9px 18px;width:auto;font-size:.85rem}.btn[disabled]{opacity:.7}
.btn-ghost{background:transparent;color:var(--green);border:1.5px solid var(--green);padding:12px 24px}.btn-ghost:hover{background:var(--alt);color:var(--green)}
.btn-light{background:var(--cream);color:var(--green)}.btn-light:hover{background:#fff}
.btn-inline{width:auto}

/* Hero */
.hero{padding:56px 0 48px;background:linear-gradient(180deg,var(--cream) 0%,var(--ivory) 100%);position:relative}
.hero::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.55}
.hero-grid{display:grid;gap:40px}
.eyebrow{font-family:var(--ui);text-transform:uppercase;letter-spacing:.18em;font-size:.72rem;font-weight:600;color:var(--gold);margin:0 0 14px}
.descriptor{font-weight:400;font-style:italic;color:var(--muted);font-size:1.05rem}
.lead{font-size:1.05rem;color:var(--ink)}
.tagline{font-family:var(--serif);font-style:italic;font-size:1.25rem;color:var(--green-m);margin-top:1.2em}
.rule{display:block;width:48px;height:1px;background:var(--gold);margin:18px 0;border:0}
.hero-media{margin:0;border-radius:2px;overflow:hidden;border:1px solid var(--line);box-shadow:0 18px 40px rgba(11,61,46,.08)}
.hero-media img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover}
.hero-split{display:grid;gap:28px}
@media(min-width:960px){.hero{padding:72px 0 64px}.hero-grid{grid-template-columns:1.1fr .9fr;align-items:start}.hero-split{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px}}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.form-card{box-shadow:0 16px 40px rgba(11,61,46,.07);scroll-margin-top:90px;border-top:3px solid var(--green)}
.field{margin-bottom:14px}label{display:block;font-family:var(--ui);font-weight:600;font-size:.92rem;margin-bottom:5px;color:var(--ink)}
input[type=text],input[type=email]{width:100%;padding:12px 14px;border:1px solid #A8B5AE;border-radius:3px;font-size:1rem;font-family:var(--ui);background:#fff;color:var(--ink)}
fieldset{border:0;padding:0;margin:0 0 14px}legend{font-family:var(--ui);font-weight:600;font-size:.92rem;margin-bottom:6px}
.checks label{font-weight:400;font-family:var(--ui);font-size:.95rem;display:flex;gap:8px;align-items:center;margin:5px 0}
.checks input{width:18px;height:18px;accent-color:var(--green)}
.opt,.help,.small{color:var(--muted);font-weight:400;font-size:.9rem;font-family:var(--ui)}.help{margin:4px 0 12px}
.hp{position:absolute;left:-10000px}
.status{margin-top:12px;font-weight:600;font-family:var(--ui)}.status.ok{color:var(--ok)}.status.err{color:var(--err)}

.section{padding:64px 0}.alt{background:var(--cream)}.intro{color:var(--muted);max-width:640px}
.grid{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:18px}
.grid p,.two p{margin:0;color:var(--muted)}
.two{display:grid;gap:24px;margin-top:20px}
.timeline{list-style:none;padding:0;margin:28px 0 0;border-left:1px solid var(--gold)}
.timeline li{padding:0 0 22px 22px;position:relative}
.timeline li::before{content:"";position:absolute;left:-4.5px;top:8px;width:8px;height:8px;border-radius:50%;background:var(--green);border:1px solid var(--gold)}
.timeline strong{display:block;color:var(--green);font-family:var(--serif)}
.note{margin:0;font-style:italic;font-size:1.12rem;border-left:2px solid var(--gold);padding-left:18px}
.note footer{font-size:.95rem;font-style:normal;color:var(--muted);margin-top:8px;font-family:var(--ui)}
details{border-bottom:1px solid var(--line);padding:14px 0}summary{cursor:pointer;font-weight:700;color:var(--green)}
.site-footer{background:var(--green);color:#E8E2D6;padding:48px 0 36px;font-size:.92rem;font-family:var(--ui)}.site-footer a{color:#F7F3EB}.f-brand{font-family:var(--serif);font-size:1.15rem;color:#F7F3EB;font-weight:700}
.legal h2{margin-top:1.5em;font-size:1.35rem}
@media(min-width:760px){.grid{grid-template-columns:repeat(3,1fr)}.two{grid-template-columns:1fr 1fr}}

.note .creds{font-family:var(--ui);font-size:.85rem;color:var(--muted);margin-top:6px;font-style:normal}
.bio{display:flex;gap:22px;align-items:flex-start;margin:28px 0 12px}.bio h3,.bio h1{margin-top:0}
.headshot{position:relative;flex:0 0 120px;width:120px;height:120px;border-radius:50%;overflow:hidden;background:var(--green);display:flex;align-items:center;justify-content:center}
.headshot .mono{color:#fff;font:700 2.2rem var(--serif);letter-spacing:.04em}.headshot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.highlights{padding-left:1.2em;margin:8px 0 16px}.highlights li{margin:4px 0}
@media(max-width:560px){.bio{flex-direction:column;align-items:center;text-align:center}.headshot{flex-basis:96px;width:96px;height:96px}}
.featured{font:600 .78rem var(--ui);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:4px 0 16px}
.featured em{font-family:var(--serif);text-transform:none;letter-spacing:0;font-size:1rem;color:var(--green);font-style:italic}

.nav{display:none;gap:20px;align-items:center}.nav a{color:var(--green);text-decoration:none;font-weight:600;font-size:.82rem;font-family:var(--ui);letter-spacing:.04em;text-transform:uppercase}
.nav a:hover{color:var(--gold)}
@media(min-width:1100px){.nav{display:flex}}
.chips{list-style:none;padding:0;margin:20px 0;display:flex;flex-wrap:wrap;gap:8px}
.chips li{background:transparent;border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:.8rem;font-weight:600;font-family:var(--ui);letter-spacing:.04em;color:var(--green);text-transform:uppercase}
.ticks{list-style:none;padding:0;margin:16px 0}.ticks li{position:relative;padding:0 0 14px 28px;font-size:1.02rem}
.ticks li::before{content:"";position:absolute;left:2px;top:10px;width:12px;height:7px;border-left:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(-45deg)}
.callout{font-style:italic;font-size:1.15rem;border-left:2px solid var(--gold);padding-left:18px;color:var(--green);margin:12px 0 0}
.sx{margin:12px 0 0;padding-left:1.1em;color:var(--ink);font-size:.92rem;font-family:var(--ui)}.sx li{margin:3px 0}
.card-cta{background:var(--green);border-color:var(--green)}.card-cta h3,.card-cta p{color:#F7F3EB!important}.card-cta .btn{background:var(--cream);color:var(--green);margin-top:14px}.card-cta .btn:hover{background:#fff}
.steps{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:16px}.steps .card{position:relative;padding-top:56px}
.steps p{margin:0;color:var(--muted)}
.num{position:absolute;top:18px;left:22px;width:28px;height:28px;border-radius:50%;background:var(--green);color:var(--cream);font-weight:700;font-family:var(--serif);display:flex;align-items:center;justify-content:center;font-size:.9rem;border:1px solid var(--gold)}
.tests li{border-top:2px solid var(--gold);padding-top:14px}.note-sm{margin-top:18px}
.table-wrap{overflow-x:auto;margin-top:20px}
.compare{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--r);overflow:hidden;font-size:.98rem}
.compare th,.compare td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-family:var(--ui)}
.compare thead th{background:var(--green);color:var(--cream);font-family:var(--ui);letter-spacing:.04em;text-transform:uppercase;font-size:.78rem}
.compare tbody th{color:var(--green);font-family:var(--serif);white-space:nowrap}
.compare td:last-child{font-weight:600;color:var(--green-m);font-family:var(--serif)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.two .card p{color:var(--muted)}.travel{margin-top:22px;border-left:2px solid var(--gold)}.travel p{margin:0;color:var(--muted)}
.selfcheck .checks label{align-items:flex-start;margin:6px 0}.selfcheck .checks input{margin-top:4px;flex:0 0 18px}
.sc-result{margin-top:16px}.sc-result p{margin:0 0 8px}.sc-result p:first-child{font-weight:700;color:var(--green)}
.center{text-align:center;margin-top:28px}
@media(min-width:760px){.two-col{columns:2;column-gap:28px}.two-col label{break-inside:avoid}.steps{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.steps{grid-template-columns:repeat(3,1fr)}}
.btn-sm{white-space:nowrap}@media(max-width:400px){.brand span{font-size:.95rem}}
@media(max-width:560px){.compare{font-size:.88rem}.compare th,.compare td{padding:10px 8px}.compare tbody th{white-space:normal}}

.nav a[aria-current=page]{color:var(--gold);text-decoration:underline;text-underline-offset:8px;text-decoration-thickness:1px}
.dd{position:relative}.dd>a{display:inline-block;padding:24px 0}
.dd-menu{display:none;position:absolute;top:100%;left:-16px;min-width:270px;list-style:none;margin:0;padding:10px;background:var(--card);border:1px solid var(--line);border-radius:4px;box-shadow:0 16px 36px rgba(11,61,46,.12)}
.dd:hover .dd-menu,.dd:focus-within .dd-menu{display:block}
.dd-menu a{display:block;padding:9px 12px;border-radius:3px;font-weight:500!important;text-transform:none;letter-spacing:0;font-size:.9rem}.dd-menu a:hover{background:var(--alt)}
.dd-all{border-top:1px solid var(--line);margin-top:4px;padding-top:4px}
.bar-r{display:flex;align-items:center;gap:10px}
.mnav{border:0;padding:0;position:static}.mnav summary{list-style:none;border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:.85rem;background:var(--card);font-family:var(--ui);color:var(--green);letter-spacing:.06em;text-transform:uppercase}
.mnav summary::-webkit-details-marker{display:none}.mnav summary::after{content:" ☰"}
.mnav[open] summary::after{content:" ✕"}
.mnav-panel{position:absolute;left:0;right:0;top:72px;background:var(--card);border-bottom:1px solid var(--line);box-shadow:0 14px 28px rgba(11,61,46,.1);padding:10px 22px 20px;display:flex;flex-direction:column;max-height:calc(100vh - 72px);overflow-y:auto}
.mnav-panel a{padding:12px 0;color:var(--green);text-decoration:none;font-weight:600;font-family:var(--ui);border-bottom:1px solid var(--alt)}
.mnav-panel a.sub{padding-left:16px;font-weight:500}.mnav-panel a[aria-current=page]{color:var(--gold)}
.mnav-panel .btn{margin-top:14px;color:var(--cream);border:0;text-align:center}
@media(min-width:1100px){.mnav{display:none}}
@media(max-width:520px){.bar-r .btn-sm{display:none}}
.crumbs{background:var(--cream);border-bottom:1px solid var(--line);font-size:.85rem;font-family:var(--ui)}.crumbs ol{list-style:none;margin:0;padding:12px 0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--muted)}.crumbs [aria-current]{color:var(--muted)}
.page-hero{padding:48px 0 40px}@media(min-width:960px){.page-hero{padding:72px 0 56px}}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 6px}
.prose p{margin:0 0 1.15em}.prose .two{margin-top:24px}
.prose h2{margin-top:1.6em}.prose h3{margin-top:1.3em}
.redflag{border:1px solid #E2C9A0;background:#FFF8EC;border-left:3px solid var(--gold);border-radius:var(--r);padding:22px}
.redflag h2,.h-sm{font-size:1.2rem}.redflag p{margin:0 0 8px}.redflag p:last-child{margin:0}
.cta-band{background:var(--green);color:#E8E2D6}.cta-band h2{color:#F7F3EB}.center-txt{text-align:center}
.tagline-light{color:#C9B896;margin-bottom:0}
.more{margin-top:12px!important;font-family:var(--ui)}.more a{font-weight:600}
.grid .card h3 a{color:var(--green);text-decoration:none}.grid .card h3 a:hover{text-decoration:underline}
.refs{padding-top:32px}.ref-list{padding-left:1.2em;font-size:.9rem;color:var(--muted);font-family:var(--ui)}.ref-list li{margin:0 0 10px;overflow-wrap:anywhere}
.cta-row{margin-top:16px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}.cta-row p{margin:0}
.cta-btns{display:flex;flex-wrap:wrap;gap:10px}.card-cta .cta-btns .btn{margin-top:0}
.card-cta .btn-outline-light{background:transparent!important;color:#F7F3EB;border:1.5px solid #F7F3EB;padding:12px 24px}
.f-cols{display:grid;gap:24px;margin-bottom:16px;padding-bottom:20px;border-bottom:1px solid rgba(247,243,235,.18)}
@media(min-width:760px){.f-cols{grid-template-columns:1.3fr 1fr 1fr 1fr}}
.f-h{font-weight:700;color:#F7F3EB;margin:0 0 10px;font-family:var(--ui);letter-spacing:.08em;text-transform:uppercase;font-size:.75rem}
.f-tag{font-family:var(--serif);font-style:italic;margin:0 0 8px;color:#C9B896}.f-links{list-style:none;padding:0;margin:0}.f-links li{margin:5px 0}
.timeline li p{margin:0}

/* Media cards / blog */
.media-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.media-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--alt)}
.media-card .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.media-card .pad{padding:20px 22px 24px}
.meta{font-family:var(--ui);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}
.article-hero{margin:0 0 28px;border-radius:2px;overflow:hidden;border:1px solid var(--line)}
.article-hero img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;display:block}
.byline{font-family:var(--ui);color:var(--muted);font-size:.92rem;margin:0 0 1.5em}
.glossary dt{font-weight:700;color:var(--green);margin-top:1em}.glossary dd{margin:4px 0 0;color:var(--muted)}
.study{border-top:1px solid var(--line);padding:22px 0}.study h3{margin-bottom:.35em}.study .doi{font-family:var(--ui);font-size:.88rem}
.figure{margin:0 0 28px}.figure img{width:100%;height:auto;display:block;border-radius:2px;border:1px solid var(--line)}.figure figcaption{font-family:var(--ui);font-size:.85rem;color:var(--muted);margin-top:8px}
.band-media{display:grid;gap:28px;align-items:center}@media(min-width:860px){.band-media{grid-template-columns:1fr 1fr}}
.ornament{text-align:center;color:var(--gold);letter-spacing:.4em;font-size:.7rem;margin:8px 0 0}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}

/* Transparent tools directory */
.tools-disclosure{border:1px solid var(--line);border-left:3px solid var(--gold);background:var(--card);padding:24px;margin-top:28px;font-family:var(--ui);font-size:.95rem}
.tools-disclosure p:last-child{margin-bottom:0}
.tool-card{border-top:2px solid var(--gold);display:flex;flex-direction:column;gap:14px}
.tool-card .eyebrow{color:var(--green-m);margin:0;font-size:.7rem}
.tool-card h3{margin:0}
.tool-card .tool-status{font-size:.82rem;margin-top:auto}
@media(min-width:760px){.tools-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Clinical background band */
.cred-band{background:var(--green);color:#EDE6D6;border-top:1px solid var(--gold);border-bottom:1px solid var(--gold)}
.cred-band h2,.cred-band h3{color:var(--cream)}
.cred-band .eyebrow{color:var(--gold-l)}
.cred-band .intro{color:#D9D2C2}
.creds-grid{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.creds-grid li{padding:6px 28px 8px;border-left:1px solid rgba(201,167,106,.45)}
.creds-grid li:first-child{border-left:0;padding-left:0}
.creds-grid p{margin:0;color:#E4DDCC;font-size:.95rem}
.creds-grid h3{font-size:1.25rem;margin:.15em 0 .45em}
.creds-grid .creds-k{font-family:var(--ui);text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;color:var(--gold-l)}
.cred-band .creds-note{margin-top:26px;color:#B9C4BC;font-size:.8rem}
@media(max-width:760px){.creds-grid{grid-template-columns:1fr}.creds-grid li{border-left:0;padding:18px 0;border-top:1px solid rgba(201,167,106,.35)}.creds-grid li:first-child{border-top:0;padding-top:4px}}