:root{
  --ground:#F3F6F9;
  --surface:#FFFFFF;
  --ink:#0E1A2B;
  --muted:#51627A;
  --line:#D6DEE7;
  --cyan:#1F7FB3;
  --cyan-soft:#E3F1F9;
  --signal:#F2C94C;
  --signal-ink:#6B5200;
  --danger:#B8432F;
  --ok:#2E7D5B;
  --hero:#070D16;
  --hero-ink:#EAF2FA;
  --hero-muted:#9FB3C8;
  --display:"Oswald","Arial Narrow",Impact,sans-serif;
  --body:"Source Sans 3","Open Sans","Segoe UI",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0B121C; --surface:#111C2A; --ink:#E5EDF5; --muted:#95A6BA; --line:#223349;
    --cyan:#5CC2F0; --cyan-soft:#12293D; --signal-ink:#F2C94C; --danger:#F08A73; --ok:#6FD3A4;
  }
}
:root[data-theme="dark"]{
  --ground:#0B121C; --surface:#111C2A; --ink:#E5EDF5; --muted:#95A6BA; --line:#223349;
  --cyan:#5CC2F0; --cyan-soft:#12293D; --signal-ink:#F2C94C; --danger:#F08A73; --ok:#6FD3A4;
}
*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);font:400 17px/1.6 var(--body);-webkit-font-smoothing:antialiased}
a{color:var(--cyan);text-underline-offset:3px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--signal);outline-offset:3px;border-radius:2px}
.wrap{max-width:1120px;margin:0 auto;padding-inline:clamp(16px,4vw,40px)}
h1,h2,h3{font-family:var(--display);font-weight:500;letter-spacing:.01em;text-wrap:balance;margin:0}
h2{font-size:clamp(30px,4.2vw,46px);line-height:1.08;text-transform:uppercase}
h3{font-size:21px;line-height:1.2;text-transform:uppercase;letter-spacing:.03em}
p{margin:0}
.eyebrow{font:500 12.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
.lede{font-size:19px;color:var(--muted);max-width:62ch}
section{padding-block:clamp(64px,9vw,112px)}
.sec-head{display:grid;gap:14px;margin-bottom:44px;max-width:760px}
.bar{display:block;width:72px;height:5px;background:var(--signal)}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--hero);color:var(--hero-ink);overflow:hidden;padding-block:0}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.9}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,13,22,.92) 0%,rgba(7,13,22,.6) 55%,rgba(7,13,22,.15) 100%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;padding-block:clamp(72px,11vw,136px) clamp(56px,8vw,96px);display:grid;gap:26px}
.hero .eyebrow{color:var(--signal)}
.hero h1{font-size:clamp(46px,8.4vw,104px);line-height:.95;text-transform:uppercase;max-width:11ch}
.hero h1 span{display:block}
.hero h1 .u{display:inline;background:linear-gradient(transparent 88%,var(--signal) 88%);}
.hero .lede{color:var(--hero-muted);font-size:clamp(18px,2vw,21px);max-width:54ch}
.hero .lede b{color:var(--hero-ink);font-weight:600}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px/1 var(--body);letter-spacing:.02em;padding:14px 20px;border-radius:3px;text-decoration:none;border:1.5px solid transparent;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--signal);color:#1A1400}
.btn.ghost{border-color:rgba(234,242,250,.35);color:var(--hero-ink)}
.btn.ghost:hover{background:rgba(234,242,250,.08)}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:22px;padding-top:22px;border-top:1px solid rgba(159,179,200,.25);font:400 13px/1.4 var(--mono);color:var(--hero-muted)}
.hero-facts b{color:var(--hero-ink);font-weight:500}

/* ---------- primer ---------- */
.primer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,64px);align-items:start}
.primer-text{display:grid;gap:18px;font-size:18px}
.primer-text p{max-width:60ch}
.pull{font-family:var(--display);font-size:clamp(24px,2.8vw,30px);line-height:1.2;text-transform:uppercase;border-left:5px solid var(--signal);padding-left:18px;color:var(--ink)}
.glossary{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:26px 26px 10px}
.glossary h3{font-size:15px;color:var(--muted);margin-bottom:14px}
.glossary dl{margin:0;display:grid}
.glossary dt{font:500 14px/1.3 var(--mono);color:var(--cyan);padding-top:14px;border-top:1px solid var(--line)}
.glossary dt:first-of-type{border-top:0;padding-top:0}
.glossary dd{margin:6px 0 16px;color:var(--muted);font-size:15.5px;line-height:1.5}

/* ---------- taxonomy ---------- */
.taxo{background:var(--surface);border-block:1px solid var(--line)}
.species{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.sp{padding:26px 24px 28px;display:grid;gap:10px;align-content:start;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface)}
.sp:nth-child(3n){border-right:0}
.sp:nth-last-child(-n+3){border-bottom:0}
.sp .tag{font:500 11.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);display:flex;justify-content:space-between}
.sp .tag i{font-style:normal;color:var(--cyan)}
.sp h3{font-size:24px}
.sp p{font-size:15.5px;color:var(--muted);line-height:1.5}
.sp .ex{font-size:14px;color:var(--ink);border-top:1px dashed var(--line);padding-top:10px;margin-top:4px}
.sp .ex b{font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--signal-ink);margin-right:6px}
.cite{margin-top:18px;font-size:14px;color:var(--muted)}

/* ---------- game ---------- */
.game{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(24px,4vw,48px);align-items:start}
.controls{display:grid;gap:22px;background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:26px}
.ctl{display:grid;gap:8px}
.ctl label{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-weight:600;font-size:15.5px}
.ctl label output{font:500 15px/1 var(--mono);color:var(--cyan);font-variant-numeric:tabular-nums}
.ctl small{color:var(--muted);font-size:14px;line-height:1.4}
input[type=range]{width:100%;accent-color:var(--cyan);height:28px}
.board{display:grid;gap:18px}
.hosts{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;background:var(--hero);border-radius:4px;padding:16px}
.host{aspect-ratio:1;border-radius:2px;background:#1B2B40;position:relative;transition:background .25s}
.host.hp{background:#1B2B40;box-shadow:inset 0 0 0 2px var(--signal)}
.host.flag{background:#3A2A12}
.host.flag.hp{background:#4A3510}
.host.real{background:#1E4C6B}
.legend{display:flex;flex-wrap:wrap;gap:8px 18px;font:400 12.5px/1.3 var(--mono);color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:12px;height:12px;border-radius:2px;display:inline-block}
.readout{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.metric{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:16px 18px;display:grid;gap:4px}
.metric .k{font:500 11.5px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.metric .v{font:500 30px/1.1 var(--display);font-variant-numeric:tabular-nums}
.metric .f{font:400 12.5px/1.4 var(--mono);color:var(--muted)}
.verdict{grid-column:1/-1;border-radius:4px;padding:16px 18px;font-size:16px;line-height:1.45;border:1.5px solid var(--line);background:var(--surface)}
.verdict b{font-family:var(--display);font-weight:500;text-transform:uppercase;letter-spacing:.03em;font-size:18px;display:block;margin-bottom:2px}
.verdict.deter{border-color:var(--ok)} .verdict.deter b{color:var(--ok)}
.verdict.attack{border-color:var(--danger)} .verdict.attack b{color:var(--danger)}
.game-note{font-size:15px;color:var(--muted);margin-top:4px}

/* ---------- path ---------- */
.path{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{position:relative;display:grid;gap:10px;align-content:start;padding-top:26px;border-top:3px solid var(--ink)}
.step::before{counter-increment:step;content:"Step " counter(step);font:500 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--cyan)}
.step h3{font-size:20px}
.step p{font-size:15.5px;color:var(--muted);line-height:1.5}
.step a.go{font-weight:600;font-size:15px;text-decoration:none}
.step a.go:hover{text-decoration:underline}
.step .meta{font:400 12.5px/1.3 var(--mono);color:var(--muted)}

/* ---------- books ---------- */
.shelf-sec{background:var(--hero);color:var(--hero-ink)}
.shelf-sec .eyebrow{color:var(--signal)}
.shelf-sec .lede{color:var(--hero-muted)}
.feature{display:grid;grid-template-columns:auto 1fr;gap:clamp(24px,4vw,56px);align-items:center;margin-bottom:56px}
.cover{width:clamp(170px,20vw,230px);aspect-ratio:2/3;max-width:100%;border-radius:2px 6px 6px 2px;padding:22px 18px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 20px 40px rgba(0,0,0,.45),inset 6px 0 0 rgba(0,0,0,.25);position:relative;overflow:hidden}
.cover .ct{font:600 19px/1.05 var(--display);text-transform:uppercase;letter-spacing:.02em}
.cover .ca{font:400 11px/1.35 var(--mono);letter-spacing:.04em;opacity:.85}
.cover .cp{font:500 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;opacity:.75}
.c1{background:#F2C94C;color:#1A1400}
.c2{background:#E8EEF4;color:#0E1A2B}
.c3{background:#1F7FB3;color:#fff}
.c4{background:#2B3A4F;color:#EAF2FA}
.c5{background:#8A3B2C;color:#FBEDE8}
.cover svg{position:absolute;right:-20px;bottom:40px;width:140px;height:140px;opacity:.22}
.feature h3{font-size:clamp(26px,3vw,34px);margin:10px 0 12px}
.feature p{color:var(--hero-muted);max-width:60ch}
.feature ul{margin:16px 0 22px;padding:0;list-style:none;display:grid;gap:8px;color:var(--hero-ink)}
.feature li{padding-left:22px;position:relative}
.feature li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--signal)}
.books{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.book{display:grid;gap:14px;align-content:start;text-decoration:none;color:inherit}
.book .cover{width:100%;padding:18px 14px}
.book .cover .ct{font-size:16px}
.book:hover .cover{transform:translateY(-3px)}
.book .cover{transition:transform .2s}
.book .bm{font-size:14.5px;color:var(--hero-muted);line-height:1.45}
.book .bm b{color:var(--hero-ink);font-weight:600;display:block}

/* ---------- themes ---------- */
.themes{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.theme{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:26px 26px 22px;display:grid;gap:12px;align-content:start}
.theme header{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.theme .new{font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;background:var(--signal);color:#1A1400;padding:5px 7px;border-radius:2px;white-space:nowrap}
.theme > p{color:var(--muted);font-size:16px}
.theme ul{list-style:none;margin:4px 0 0;padding:0;display:grid;gap:10px}
.theme li{font-size:15px;line-height:1.45;padding-top:10px;border-top:1px solid var(--line)}
.theme li a{font-weight:600;text-decoration:none;color:var(--ink)}
.theme li a:hover{color:var(--cyan);text-decoration:underline}
.theme li span{display:block;font:400 12.5px/1.4 var(--mono);color:var(--muted);margin-top:3px}

/* ---------- events ---------- */
.events-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:clamp(24px,4vw,56px)}
.timeline{list-style:none;margin:0;padding:0}
.timeline li{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:18px 0;border-top:1px solid var(--line)}
.timeline li:last-child{border-bottom:1px solid var(--line)}
.timeline time{font:500 13.5px/1.4 var(--mono);color:var(--cyan);font-variant-numeric:tabular-nums}
.timeline .t{font-weight:600}
.timeline .d{color:var(--muted);font-size:15px}
.resources{display:grid;gap:14px;align-content:start}
.res{display:grid;gap:6px;padding:20px;border-radius:4px;background:var(--cyan-soft);text-decoration:none;color:var(--ink)}
.res .k{font:500 11.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cyan)}
.res b{font-size:17px}
.res span{font-size:14.5px;color:var(--muted)}
.res:hover b{text-decoration:underline}

/* ---------- contact ---------- */
.contact{background:var(--signal);color:#1A1400;padding-block:clamp(48px,7vw,80px)}
.contact .wrap{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
.contact h2{font-size:clamp(28px,3.6vw,40px)}
.contact p{font-size:18px;max-width:56ch;margin-top:10px}
.contact .btn{background:#1A1400;color:#F2C94C}
footer.mini{padding-block:28px;font:400 13px/1.5 var(--mono);color:var(--muted)}
footer.mini .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}

@media (max-width:900px){
  .primer-grid,.game,.events-grid{grid-template-columns:1fr}
  .species{grid-template-columns:1fr 1fr}
  .sp:nth-child(3n){border-right:1px solid var(--line)}
  .sp:nth-child(2n){border-right:0}
  .sp:nth-last-child(-n+3){border-bottom:1px solid var(--line)}
  .sp:nth-last-child(-n+2){border-bottom:0}
  .path{grid-template-columns:1fr 1fr;row-gap:34px}
  .books{grid-template-columns:repeat(2,1fr)}
  .themes{grid-template-columns:1fr}
}
@media (max-width:600px){
  .species{grid-template-columns:1fr}
  .sp{border-right:0!important;border-bottom:1px solid var(--line)!important}
  .sp:last-child{border-bottom:0!important}
  .path{grid-template-columns:1fr}
  .feature{grid-template-columns:1fr}
  .readout{grid-template-columns:1fr}
  .timeline li{grid-template-columns:1fr;gap:4px}
  .contact .wrap{grid-template-columns:1fr}
  .hosts{gap:4px;padding:12px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* ---------- site chrome ---------- */
html{scroll-padding-top:64px}
.topnav{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:rgba(7,13,22,.94);backdrop-filter:blur(6px);border-bottom:1px solid rgba(159,179,200,.18)}
.topnav .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-block:12px}
.topnav .brand{font:500 17px/1 var(--display);text-transform:uppercase;letter-spacing:.04em;color:var(--hero-ink);text-decoration:none;white-space:nowrap}
.topnav .brand b{color:var(--signal);font-weight:500}
.topnav .links{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.topnav .links a{color:var(--hero-muted);text-decoration:none;font:600 14.5px/1 var(--body);padding:9px 11px;border-radius:3px;white-space:nowrap}
.topnav .links a:hover,.topnav .links a[aria-current=page]{color:var(--hero-ink);background:rgba(234,242,250,.08)}
.pagehead{background:var(--hero);color:var(--hero-ink);padding-block:clamp(48px,7vw,84px) clamp(36px,5vw,56px)}
.pagehead .wrap{display:grid;gap:16px}
.pagehead .eyebrow{color:var(--signal)}
.pagehead h1{font-size:clamp(38px,6vw,68px);line-height:1;text-transform:uppercase;max-width:18ch}
.pagehead .lede{color:var(--hero-muted)}
.pubs-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.pubs-nav a{font:500 13px/1 var(--mono);text-decoration:none;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:9px 12px;border-radius:3px}
.pubs-nav a:hover{border-color:var(--cyan);color:var(--cyan)}
.pubgroup{display:grid;grid-template-columns:260px 1fr;gap:clamp(20px,4vw,48px);padding-block:36px;border-top:1px solid var(--line)}
.pubgroup h2{font-size:26px}
.pubgroup .gdesc{color:var(--muted);font-size:15.5px;margin-top:10px}
.publist{list-style:none;margin:0;padding:0;display:grid;gap:18px}
.publist li{display:grid;gap:3px}
.publist .pt{font-weight:600;font-size:17px;line-height:1.4}
.publist .pt a{color:var(--ink);text-decoration:none}
.publist .pt a:hover{color:var(--cyan);text-decoration:underline}
.publist .pa{color:var(--muted);font-size:15px}
.publist .pv{font:400 13px/1.4 var(--mono);color:var(--muted)}
.prose{max-width:68ch;display:grid;gap:16px;font-size:17.5px}
.twocol{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(28px,5vw,64px);align-items:start}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:24px 26px}
.toc h3{font-size:16px;color:var(--muted);margin-bottom:12px}
.toc ol{margin:0;padding:0;list-style:none;display:grid;gap:14px}
.toc .part{font:500 12px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cyan)}
.toc ul{margin:6px 0 0;padding-left:18px;font-size:15.5px}
.apps{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.app{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:22px;display:grid;gap:8px;align-content:start}
.app .k{font:500 11.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cyan)}
.app p{color:var(--muted);font-size:15.5px}
@media (max-width:900px){.pubgroup,.twocol,.apps{grid-template-columns:1fr}}
@media (max-width:600px){.topnav .wrap{flex-direction:column;align-items:flex-start;gap:6px}.topnav .links{max-width:100%}}