:root {
  --navy: #0b3762;
  --navy-deep: #052b49;
  --teal: #0aa5b8;
  --teal-dark: #087e98;
  --ink: #102f4e;
  --muted: #5a6f82;
  --pale: #eff8fa;
  --line: #d8e8ed;
  --white: #ffffff;
  --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.55;
}
a { color: inherit; }
.site-header {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 10px max(28px, calc((100vw - var(--max))/2));
  background: rgba(255,255,255,.96);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 0 rgba(8,47,78,.08);
}
.brand img { width: 250px; height: 70px; object-fit: contain; object-position: left center; display:block; }
.site-header nav { display:flex; gap:34px; font-weight:600; color:var(--navy); }
.site-header nav a { text-decoration:none; }
.site-header nav a:hover { color:var(--teal-dark); }
.hero {
  min-height: 690px;
  display:grid;
  grid-template-columns: minmax(0,1.02fr) minmax(0,.98fr);
  background: linear-gradient(115deg, var(--navy-deep), #065a72 54%, #0b6b7d);
  color:white;
}
.hero-copy { padding: 92px 6vw 72px max(38px, calc((100vw - var(--max))/2)); align-self:center; }
.eyebrow { margin:0 0 18px; font-size:.85rem; font-weight:800; letter-spacing:.22em; color:var(--teal-dark); }
.hero .eyebrow, .contact .eyebrow { color:#6ee7ef; }
h1 { margin:0; max-width:740px; font-size:clamp(3rem,5.1vw,5.35rem); line-height:.98; letter-spacing:-.04em; }
.hero-lede { max-width:700px; font-size:clamp(1.15rem,1.8vw,1.65rem); margin:28px 0 30px; color:#f0fbff; }
.hero-facts { display:grid; grid-template-columns:repeat(4,1fr); max-width:780px; border-top:1px solid rgba(255,255,255,.25); border-bottom:1px solid rgba(255,255,255,.25); margin:28px 0 34px; }
.hero-facts div { padding:18px 15px 18px 0; }
.hero-facts strong,.hero-facts span { display:block; }
.hero-facts strong { color:#7de8ef; font-size:.95rem; }
.hero-facts span { font-size:.86rem; color:#e6f3f7; }
.button { display:inline-block; border-radius:999px; padding:15px 25px; background:var(--teal); color:#fff; font-weight:800; text-decoration:none; box-shadow:0 9px 30px rgba(0,0,0,.15); }
.button:hover { transform:translateY(-1px); background:#0bb4c8; }
.hero-image { margin:0; position:relative; min-height:690px; overflow:hidden; background:#d6d9d8; }
.hero-image::after { content:""; position:absolute; inset:0; background:linear-gradient(90deg,rgba(4,50,70,.4),transparent 35%); pointer-events:none; }
.hero-image img { width:100%; height:100%; object-fit:cover; object-position:center; filter:saturate(.82) contrast(1.05); }
.hero-image figcaption { position:absolute; z-index:2; right:24px; bottom:18px; max-width:330px; font-size:.74rem; line-height:1.35; text-align:right; color:white; text-shadow:0 1px 5px rgba(0,0,0,.8); }
.section { max-width:var(--max); margin:0 auto; padding:100px 32px; }
.section h2,.contact h2 { font-size:clamp(2.3rem,4.3vw,4.4rem); letter-spacing:-.035em; line-height:1.05; margin:0 0 28px; color:var(--navy); }
.section h2 span { color:var(--teal-dark); }
.science { display:grid; grid-template-columns:1.08fr .92fr; gap:44px; align-items:center; }
.science h2 { font-size:clamp(2.7rem,3.75vw,3.95rem); white-space:normal; line-height:1.02; max-width:690px; }
.section-copy p { font-size:1.16rem; }
.callout { margin-top:34px; padding:24px 26px; background:var(--pale); border:1px solid var(--line); border-radius:16px; }
.callout strong,.callout span { display:block; }
.callout strong { color:var(--navy); font-size:1.2rem; margin-bottom:4px; }
.science-figure { margin:0; padding:12px; border:1px solid var(--line); border-radius:20px; box-shadow:0 18px 50px rgba(12,49,77,.08); background:white; max-width:560px; justify-self:end; }
.science-figure img { width:100%; height:auto; display:block; border-radius:10px; }
.science-figure figcaption { font-size:.83rem; color:var(--muted); margin-top:12px; }
.why-now { max-width:none; background:linear-gradient(180deg,#fbfeff,#eef8fa); padding-left:max(32px,calc((100vw - var(--max))/2)); padding-right:max(32px,calc((100vw - var(--max))/2)); }
.why-grid { display:grid; grid-template-columns:1.2fr .8fr; gap:40px; align-items:stretch; }
.why-copy p { font-size:1.16rem; max-width:800px; }
blockquote { margin:0; padding:34px; background:rgba(255,255,255,.72); border:1px solid var(--line); border-radius:18px; }
blockquote strong,blockquote span { display:block; }
blockquote strong { color:var(--navy); font-size:1.8rem; line-height:1.05; }
blockquote span { color:var(--teal-dark); font-size:2.15rem; line-height:1.03; font-weight:800; margin-top:10px; }
.foundation-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin:38px 0 44px; }
.foundation-grid article { background:white; padding:24px; border:1px solid var(--line); border-radius:16px; }
.foundation-grid h3 { color:var(--navy); margin:0 0 8px; }
.foundation-grid p { margin:0; color:var(--muted); }
.pathway { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }
.path-step { min-height:150px; display:flex; align-items:flex-start; gap:14px; padding:22px; background:white; border:1px solid var(--line); border-radius:14px; }
.path-step.done { background:var(--navy); color:white; }
.path-step b { width:34px; height:34px; flex:0 0 34px; display:grid; place-items:center; border-radius:50%; background:var(--teal); color:white; }
.path-step span,.path-step strong { display:block; }
.path-step strong { margin:4px 0 8px; color:var(--navy); }
.path-step.done strong { color:white; }
.path-step span { font-size:.92rem; }
.opportunity { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.opportunity p { font-size:1.1rem; }
.organism-cards { display:grid; gap:12px; }
.organism-cards div { padding:22px 24px; border:1px solid var(--line); border-radius:14px; background:#fbfeff; }
.organism-cards strong,.organism-cards span { display:block; }
.organism-cards strong { color:var(--navy); font-size:1.2rem; }
.organism-cards span { color:var(--muted); }
.about { border-top:1px solid var(--line); display:grid; grid-template-columns:1.35fr .65fr; gap:70px; align-items:center; }
.about p { font-size:1.05rem; }
.vfs-card { text-decoration:none; display:block; padding:22px; border:1px solid var(--line); border-radius:18px; background:white; box-shadow:0 12px 35px rgba(13,48,73,.06); }
.vfs-card img { display:block; width:100%; max-height:190px; object-fit:contain; margin-bottom:10px; }
.vfs-card span { display:block; text-align:center; color:var(--navy); font-weight:800; }
.contact { background:linear-gradient(120deg,var(--navy-deep),#076879); color:white; padding:72px max(32px,calc((100vw - var(--max))/2)); display:flex; justify-content:space-between; align-items:center; gap:40px; }
.contact h2 { color:white; margin-bottom:16px; }
.contact p:not(.eyebrow) { max-width:780px; font-size:1.08rem; }
.button.light { background:white; color:var(--navy); white-space:nowrap; }
footer { max-width:var(--max); margin:0 auto; padding:25px 32px 38px; display:flex; justify-content:space-between; gap:20px; font-size:.78rem; color:#6b7b88; }
@media (max-width: 900px) {
  .site-header { height:auto; align-items:flex-start; padding:8px 20px; }
  .brand img { width:190px; height:58px; }
  .site-header nav { display:none; }
  .hero { grid-template-columns:1fr; }
  .hero-copy { padding:64px 28px 48px; }
  .hero-image { min-height:420px; }
  .hero-facts { grid-template-columns:1fr 1fr; }
  .science,.why-grid,.opportunity,.about { grid-template-columns:1fr; gap:34px; }
  .science h2 { white-space:normal; }
  .section { padding:70px 25px; }
  .foundation-grid,.pathway { grid-template-columns:1fr; }
  .contact { flex-direction:column; align-items:flex-start; }
  footer { flex-direction:column; }
}
@media (max-width: 520px) {
  h1 { font-size:2.7rem; }
  .hero-facts { grid-template-columns:1fr; }
  .hero-facts div { border-bottom:1px solid rgba(255,255,255,.15); }
  blockquote span { font-size:1.7rem; }
}


/* Rev 3: restrained broader-potential treatment */
.organism-line { display:flex; flex-wrap:wrap; gap:.7rem 1rem; align-items:center; margin-top:1.4rem; padding:1.1rem 1.25rem; border:1px solid var(--line); border-radius:18px; background:var(--pale); color:var(--navy); }
.organism-line span { color:var(--teal); }
@media (max-width: 700px) { .organism-line { gap:.55rem .7rem; } }