/* Society AI look: tokens taken from society-ai.org (paper #f7faff, ink #09214a, blue #087cff, DM Sans + Manrope, 24px radius) */
:root{--ink:#09214a;--muted:#5a6f86;--line:#d9e3ee;--paper:#f7faff;--white:#fff;--blue:#087cff;--blue-deep:#0f4aa3;--sky:#eaf2fd;--sky2:#cfe0f7;--navy:#09214a;--radius:24px;--shadow:0 24px 70px rgba(9,33,74,.11);--accent:#087cff}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans',system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.6;font-size:16px}
h1,h2,h3,h4{font-family:Manrope,'DM Sans',sans-serif;line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:8px;background:#fff;padding:8px 12px;z-index:99}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,250,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-family:Manrope,sans-serif;font-weight:800}
.brand img{height:34px;width:auto;display:block}
.brand small{font-weight:600;color:var(--muted);font-size:.8rem;border-left:1px solid var(--line);padding-left:10px}
.site-nav{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}
.site-nav a{color:var(--ink);padding:8px 12px;border-radius:999px;font-weight:600;font-size:.92rem}
.site-nav a:hover,.site-nav a[aria-current]{background:var(--sky);text-decoration:none}
/* buttons / badges */
.btn{display:inline-block;background:var(--blue);color:#fff;padding:12px 22px;border-radius:999px;font-weight:700;font-family:Manrope,sans-serif;border:0;cursor:pointer}
.btn:hover{background:var(--blue-deep);text-decoration:none}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--sky2)}
.btn.ghost:hover{background:var(--sky)}
.badge{display:inline-block;font-size:.76rem;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--sky);color:var(--blue-deep);letter-spacing:.02em}
.badge.upcoming{background:#e3f6ec;color:#17693f}.badge.concluded{background:#eceff4;color:#4a5b72}.badge.planning{background:#fff1de;color:#8a4d00}
.badge.tba,.badge.to-confirm,.badge.tentative{background:#fff1de;color:#8a4d00}.badge.confirmed{background:#e3f6ec;color:#17693f}
/* hero */
.hero{padding:64px 0 40px;background:radial-gradient(900px 400px at 85% -10%,#dbe9ff 0,transparent 60%),var(--paper)}
.eyebrow{font-family:Manrope,sans-serif;font-weight:800;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);max-width:18ch;margin:.3em 0 .4em}
.hero p.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.stats{display:flex;gap:28px;flex-wrap:wrap;margin-top:32px}
.stat b{display:block;font-family:Manrope,sans-serif;font-size:2rem;color:var(--ink)}.stat span{color:var(--muted);font-size:.9rem}
/* sections */
section.block{padding:48px 0}
section.block>.wrap>h2{font-size:clamp(1.5rem,3vw,2.1rem)}
section.alt{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sub{color:var(--muted);max-width:68ch;margin-bottom:24px}
/* cards */
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(min(290px,100%),1fr))}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;border-top:5px solid var(--accent)}
.card h3{font-size:1.25rem;margin:0}
.card .full{color:var(--muted);font-size:.9rem}
.card dl{margin:4px 0;display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:.92rem}
.card dt{color:var(--muted)}.card dd{margin:0;font-weight:600}
.card .btn{margin-top:auto;align-self:flex-start}
.card.ghostcard{border-top-style:dashed;background:transparent;box-shadow:none;justify-content:center;text-align:center}
/* timeline */
.timeline{list-style:none;margin:0;padding:0;border-left:3px solid var(--sky2)}
.timeline li{position:relative;padding:0 0 22px 24px}
.timeline li::before{content:"";position:absolute;left:-8px;top:6px;width:13px;height:13px;border-radius:50%;background:var(--accent,var(--blue));border:3px solid var(--paper)}
.timeline b{font-family:Manrope,sans-serif}
/* feature list */
.features{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));counter-reset:f;padding:0;list-style:none;margin:0}
.features li{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:16px 18px;font-weight:600;counter-increment:f}
.features li::before{content:counter(f,decimal-leading-zero);display:block;color:var(--blue);font-family:Manrope,sans-serif;font-weight:800;font-size:.8rem;margin-bottom:2px}
.features li span{display:block;font-weight:400;color:var(--muted);font-size:.88rem}
/* conference page */
.chero{padding:48px 0 32px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff,var(--paper));border-top:6px solid var(--accent)}
.chero h1{font-size:clamp(1.9rem,4.5vw,3rem);margin:.2em 0 .1em}
.chero .full{font-family:Manrope,sans-serif;font-weight:700;font-size:1.1rem;color:var(--ink)}
.chero .theme{font-size:1.1rem;color:var(--muted);margin:.8em 0 0;max-width:70ch}
.facts{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px}
.fact{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:12px 18px;min-width:180px}
.fact small{display:block;color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
.fact b{font-family:Manrope,sans-serif}
.layout>*{min-width:0}
.layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:36px;padding:32px 0 64px}
.toc{position:sticky;top:84px;align-self:start;display:flex;flex-direction:column;gap:2px;font-size:.92rem}
.toc a{padding:7px 12px;border-radius:12px;color:var(--ink);font-weight:600}
.toc a:hover{background:var(--sky);text-decoration:none}
.toc a b{color:var(--blue);font-family:Manrope,sans-serif;margin-right:8px;font-size:.78rem}
.sec{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px;margin-bottom:22px}
.sec h2{font-size:1.4rem;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.sec h2 .n{font-size:.8rem;color:var(--blue);font-weight:800}
.tbacard{background:var(--paper);border:1.5px dashed var(--sky2);border-radius:18px;padding:18px 20px;color:var(--muted);font-weight:600}
table{width:100%;border-collapse:collapse;font-size:.95rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}
.tablewrap{overflow-x:auto}
.tracks{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(min(260px,100%),1fr));padding:0;list-style:none;margin:16px 0 0;counter-reset:t}
.tracks li{border:1px solid var(--line);border-radius:16px;padding:14px 16px;background:var(--paper);counter-increment:t}
.tracks li::before{content:counter(t,decimal-leading-zero);color:var(--blue);font-family:Manrope,sans-serif;font-weight:800;font-size:.78rem;display:block}
.tracks b{display:block;font-family:Manrope,sans-serif}.tracks span,.tracks ul{font-size:.88rem;color:var(--muted)}
.tracks ul{margin:6px 0 0;padding-left:18px}
.people{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(min(240px,100%),1fr))}
.person{border:1px solid var(--line);border-radius:18px;padding:16px;background:var(--paper)}
.person .role{font-size:.78rem;color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.person b{font-family:Manrope,sans-serif;display:block;margin:2px 0}.person span{color:var(--muted);font-size:.9rem}
ul.plain{padding-left:20px;margin:8px 0}
.note{color:var(--muted);font-size:.9rem;margin-top:12px}
footer.site-footer{background:var(--navy);color:#cfe0f7;padding:40px 0;font-size:.92rem}
footer.site-footer a{color:#8fd3ff}footer.site-footer .wrap{display:flex;gap:24px;flex-wrap:wrap;justify-content:space-between}
.draft-bar{background:#fff1de;color:#8a4d00;text-align:center;font-size:.85rem;font-weight:700;padding:6px 12px}
@media(max-width:860px){.layout{grid-template-columns:minmax(0,1fr)}.toc{position:static;flex-direction:row;flex-wrap:wrap;gap:6px}.toc a{background:var(--sky);padding:6px 10px}.site-header .wrap{height:auto;padding:10px 20px;flex-wrap:wrap}.site-nav{margin-left:0}.brand small{display:none}}