:root{--green:#2e6f40;--forest:#174d35;--deep:#0a3030;--ink:#17322a;--blue:#43a9b9;--gold:#e1a63a;--coral:#d76637;--paper:#f5f8f3;--mist:#dceee9;--cream:#f5ead1;--line:rgba(23,50,42,.18);--serif:"Newsreader",Georgia,serif;--sans:"DM Sans",Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 var(--sans)}a{color:inherit}.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(24px,5vw,80px);border-bottom:1px solid var(--line);position:relative;z-index:20}.brand{display:flex;align-items:center;gap:14px;text-decoration:none}.brand img{width:128px}.brand span{font-size:.68rem;text-transform:uppercase;letter-spacing:.15em;border-left:1px solid var(--line);padding-left:14px;color:#537067}.site-header nav{display:flex;gap:30px}.site-header nav a{text-decoration:none;font-size:.84rem;font-weight:600}.site-header nav 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/* Learning Lab identity and linked pathways */
.brand>img{width:128px}.brand .lab-identity{display:flex;align-items:center;gap:9px;font-size:.68rem;text-transform:uppercase;letter-spacing:.15em;border-left:1px solid var(--line);padding-left:14px;color:#537067}.brand .lab-identity img{width:34px;height:34px;border-radius:50%}.brand .lab-identity b{font-weight:600}
.hero-visual>img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:52% center;display:block;border-radius:50% 50% 48% 52%;filter:saturate(1.03);box-shadow:0 28px 70px rgba(15,55,44,.18)}
.cycle-emblem{width:min(360px,70vw);margin:65px auto -25px;position:relative;z-index:2}.cycle-emblem img{display:block;width:100%;border-radius:50%;box-shadow:0 20px 55px rgba(10,48,48,.15)}
.pathways>a{grid-column:span 2;text-decoration:none;display:block;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.pathways>a:nth-child(4){grid-column:2/span 2}.pathways>a article{grid-column:auto;border:0;padding:28px;min-height:275px;height:100%;transition:background .25s ease,transform .25s ease}.pathways>a:hover article{background:var(--mist);transform:translateY(-3px)}.pathways article>b{display:block;margin-top:24px;font-size:.72rem;color:var(--green)}
@media(max-width:1000px){.pathways>a,.pathways>a:nth-child(4){grid-column:auto}}
@media(max-width:600px){.brand .lab-identity{display:none}}

/* Shared Lab signature system */
.hero-lab-signature{display:flex;align-items:center;gap:18px;margin:0 0 28px}.hero-lab-signature img{width:88px;height:88px;border-radius:50%;box-shadow:0 12px 30px rgba(15,55,44,.12)}.hero-lab-signature p{margin:0;line-height:1.2}.hero-lab-signature span,.hero-lab-signature strong{display:block}.hero-lab-signature span{font-size:.66rem;text-transform:uppercase;letter-spacing:.16em;color:#607970}.hero-lab-signature strong{margin-top:7px;font:400 1.2rem var(--serif);color:var(--green)}.footer-lab{display:flex;align-items:center;gap:15px}.footer-lab>img{width:48px;height:48px;border-radius:50%}.footer-lab span{display:block}

/* Calm, unified site header */
.brand>img{width:180px;max-height:66px;object-fit:contain}
@media(max-width:600px){.brand>img{width:148px;max-height:56px}}
@media(max-width:600px){.hero-lab-signature img{width:72px;height:72px}.hero-lab-signature{margin-bottom:24px}}

/* Strategic partnership invitation */
.partner-invitation{padding:58px clamp(24px,7vw,112px);display:grid;grid-template-columns:.8fr 1.2fr;gap:9vw;align-items:center;background:var(--deep);color:#fff;border-top:1px solid rgba(255,255,255,.16)}.partner-invitation .eyebrow{color:#8ed2c1;margin-bottom:15px}.partner-invitation h2{font:400 clamp(2.2rem,4vw,4.1rem)/1 var(--serif);letter-spacing:-.04em;margin:0}.partner-invitation>div:last-child>p{font:300 1.15rem/1.55 var(--serif);color:#c7dbd5;margin:0 0 24px;max-width:760px}.partner-button{background:var(--gold);color:var(--deep)}.partner-button:hover{background:#f0bd58}.participation-levels{display:grid;grid-template-columns:1fr 1fr;margin-top:55px;border:1px solid var(--line)}.participation-levels>a{min-height:245px;padding:34px;text-decoration:none;display:flex;flex-direction:column;background:var(--paper)}.participation-levels>a+ a{border-left:1px solid var(--line);background:var(--deep);color:#fff}.participation-levels span{font-size:.68rem;text-transform:uppercase;letter-spacing:.13em;color:var(--green)}.participation-levels>a+ a span{color:#8ed2c1}.participation-levels h3{font:400 1.8rem var(--serif);margin:20px 0 12px}.participation-levels p{font-size:.9rem;color:#526d64;max-width:620px}.participation-levels>a+ a p{color:#bfd1cc}.participation-levels b{margin-top:auto;padding-top:20px;font-size:.72rem;color:var(--green)}.participation-levels>a+ a b{color:#fff}
@media(max-width:900px){.partner-invitation,.participation-levels{grid-template-columns:1fr}.partner-invitation{gap:28px}.participation-levels>a+ a{border-left:0;border-top:1px solid var(--line)}}

/* Primary community invitation */
.site-header nav{align-items:center;gap:clamp(14px,1.4vw,26px)}.site-header nav a{white-space:nowrap}.site-header nav .nav-join{min-height:42px;padding:0 17px;display:inline-flex;align-items:center;background:var(--green);color:#fff;border:1px solid var(--green)}.site-header nav .nav-join:hover{background:var(--forest);color:#fff;border-color:var(--forest)}
@media(max-width:1000px){.site-header nav .nav-join{min-height:auto;padding:10px 15px}}

/* Early-stage community pathway */
.pathways>a.community-pathway{background:linear-gradient(145deg,rgba(245,234,209,.72),rgba(220,238,233,.62))}.pathways>a.community-pathway article{border-top:4px solid var(--gold)}.contribution-marker{display:inline-flex!important;align-items:baseline;gap:7px;width:auto;margin:22px 0 0!important;padding:8px 12px;background:var(--deep);color:#fff!important;font-size:.66rem!important;line-height:1.2;text-transform:uppercase;letter-spacing:.08em}.contribution-marker strong{font:400 1.25rem var(--serif);letter-spacing:0;color:#fff}