:root{
/* Utopia Therapeutics brand — sampled from the logo. See references/brand/BRAND.md */
--brand-teal:#008D9E;   /* logo teal — large text 24px+, rules, accents ONLY (3.96:1) */
--accent:#007C8B;       /* teal ink — links + buttons (4.93:1, AA both directions) */
--accent-d:#00626E;     /* teal deep — hover (7.07:1) */
--muted:#636469;        /* logo charcoal (5.90:1) */
--ink:#3D3E41;          /* body copy — darkened brand charcoal (10.69:1) */
--soft:#F8F8F8;         /* the logo's own ground */
--line:#e3e5e7;--bg:#fff;--warn-bg:#fff8e6;--warn-br:#e8c877;--max:68rem}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
.wrap{max-width:var(--max);margin:0 auto;padding:0 1.25rem}
h1,h2,h3{line-height:1.25;letter-spacing:-.01em;margin:0 0 .6em}
h1{font-size:clamp(2rem,5vw,2.9rem);color:#2f3033}h2{font-size:clamp(1.4rem,3vw,1.85rem);margin-top:2.2em;color:var(--brand-teal)}
h3{font-size:1.15rem;margin-top:1.8em}p{margin:0 0 1.1em}
a{color:var(--accent-d)}a:hover{color:var(--accent)}
.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;background:#fff;padding:.6rem 1rem;z-index:10}
header.site{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}
.brand .lock{display:block}
.bar{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between;padding-top:.9rem;padding-bottom:.9rem}
.brand{text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:.7rem;line-height:1.25}
.brand img{width:38px;height:38px;flex:none}
.brand strong{display:block;font-size:1.1rem;letter-spacing:.02em;text-transform:uppercase;font-weight:600}
.brand span{display:block;font-size:.7rem;color:var(--brand-teal);text-transform:uppercase;letter-spacing:.16em;font-weight:600}
header nav{display:flex;flex-wrap:wrap;gap:1.4rem}
header nav a{text-decoration:none;color:var(--muted);font-size:.95rem}
header nav a:hover,header nav a[aria-current]{color:var(--accent-d);font-weight:600}
.hero{background:var(--soft);border-bottom:3px solid var(--brand-teal);padding:3.4rem 0 3rem}
/* --- Video hero (home + about). Full-bleed looping clip behind the headline. ------------- */
.vhero{position:relative;isolation:isolate;border-bottom:3px solid var(--brand-teal);overflow:hidden;
  min-height:clamp(26rem,68vh,34rem);display:flex;align-items:flex-end;
  background:#0d1113}
.vhero::before{content:"";position:absolute;inset:0;z-index:-3;
  background:url(/img/hero-poster.webp) center/cover no-repeat;filter:brightness(.62) saturate(1.06)}
.vhero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;
  filter:brightness(.62) saturate(1.06)}
/* Scrim: the clip is a bright misty sunrise, so white text needs a real dark wash, heaviest
   at the bottom where the copy sits. Measured >7:1 on the headline. */
.vhero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(to top,rgba(10,14,16,.80) 0%,rgba(10,14,16,.62) 42%,rgba(10,14,16,.50) 74%,rgba(10,14,16,.46) 100%)}
.vhero>.wrap{padding-top:4.5rem;padding-bottom:2.8rem;width:100%}
.vhero h1{color:#fff;text-shadow:0 1px 24px rgba(0,0,0,.34)}
.vhero .eyebrow{color:#8FE3ED}
.vhero p.lede{color:#EDEFF0;font-size:1.2rem;max-width:44rem}
.vhero .btn.alt{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.55);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.vhero .btn.alt:hover{background:rgba(255,255,255,.20);color:#fff}
@media (max-width:34rem){.vhero .btn{display:block;text-align:center}
  .vhero .btn.alt{margin-left:0;margin-top:.7rem}}
@media (prefers-reduced-motion:reduce){.vhero video{display:none}}
.hero .eyebrow{margin:0 0 .6rem;font-size:.82rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-teal)}
.hero p.lede{font-size:1.2rem;color:var(--muted);max-width:44rem}
section.pad{padding:2.6rem 0}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:.8rem 1.5rem;border-radius:6px;font-weight:600}
.btn:hover{background:var(--accent-d);color:#fff}
.btn.alt{background:#fff;color:var(--accent-d);border:1.5px solid var(--accent);margin-left:.5rem}
.notice{background:var(--warn-bg);border:1px solid var(--warn-br);border-radius:8px;padding:1.1rem 1.3rem;margin:1.8rem 0}
.notice p{margin:0}.notice p+p{margin-top:.7rem}
.card{border:1px solid var(--line);border-top:3px solid var(--brand-teal);border-radius:10px;padding:1.5rem 1.6rem;margin:1.3rem 0;background:#fff}
.grid{display:grid;gap:1.3rem;grid-template-columns:repeat(auto-fit,minmax(17rem,1fr))}
.muted{color:var(--muted)}.small{font-size:.9rem}
ul.plain{list-style:none;padding:0;margin:.5rem 0}ul.plain li{margin:.35rem 0}
dl.meta{display:grid;grid-template-columns:auto 1fr;gap:.4rem 1.1rem;margin:1.1rem 0}
dl.meta dt{color:var(--muted);font-size:.9rem}dl.meta dd{margin:0;font-weight:600}
footer.site{border-top:3px solid var(--brand-teal);background:var(--soft);margin-top:3.5rem;padding:2.4rem 0 1.6rem}
.cols{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr))}
footer address{font-style:normal;margin-top:.6rem;line-height:1.8;font-size:.95rem}
.end{border-top:1px solid var(--line);margin-top:1.8rem;padding-top:1.1rem}
.band{margin:0;line-height:0;border-bottom:3px solid var(--brand-teal)}
.band img{display:block;width:100%;height:auto;object-fit:cover}
.svc{display:grid;gap:1.8rem;grid-template-columns:1fr;margin:2.4rem 0 3rem;padding-bottom:2.4rem;border-bottom:1px solid var(--line)}
.svc:last-of-type{border-bottom:0}
.svc img{display:block;width:100%;height:auto;border-radius:10px}
.svc h2{margin-top:0}
.svc .code{display:inline-block;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:.25rem .7rem;margin-bottom:.9rem}
@media(min-width:52rem){.svc{grid-template-columns:1fr 1fr;align-items:center;gap:2.6rem}
.svc.flip>figure{order:2}}
figure.inline{margin:2rem 0 2.4rem;line-height:0}
figure.inline img{display:block;width:100%;height:auto;border-radius:10px}
@media (prefers-reduced-motion:no-preference){a{transition:color .15s}}