:root{
  --ink:#0b0e1a;
  --ink-2:#121629;
  --panel:#171b30;
  --panel-2:#1d2238;
  --line:#2c3350;
  --gold:#c9a24b;
  --gold-soft:#e0c274;
  --parchment:#ece3cf;
  --text:#d9dcea;
  --muted:#8b90ab;
  --arts:#c9a24b;
  --performing:#c47a5a;
  --sciences:#5a8fa8;
  --humanities:#8a7bb0;
  --serif:'Cormorant Garamond',Georgia,serif;
  --body:'Spectral',Georgia,serif;
  --sans:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:
    radial-gradient(1100px 600px at 50% -10%, #1a1f3a 0%, transparent 60%),
    linear-gradient(180deg, #0b0e1a 0%, #0a0c16 100%);
  color:var(--text);
  font-family:var(--body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  overflow-x:hidden;
}

/* starfield */
.starfield{position:fixed;inset:0;z-index:0;pointer-events:none}
.starfield i{position:absolute;background:#fff;border-radius:50%;opacity:.5;animation:tw 4s infinite ease-in-out}
@keyframes tw{0%,100%{opacity:.15}50%{opacity:.8}}

/* hero */
.hero{position:relative;z-index:1;text-align:center;padding:clamp(4rem,10vh,7rem) 1.5rem 3rem}
.hero-inner{max-width:820px;margin:0 auto}
.mark{width:74px;height:74px;color:var(--gold);margin-bottom:1.6rem;animation:spin 90s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.kicker{font-family:var(--sans);text-transform:uppercase;letter-spacing:.42em;font-size:.72rem;color:var(--gold-soft);margin-bottom:1rem;padding-left:.42em}
.hero h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.7rem,7vw,5rem);line-height:1.02;letter-spacing:.01em;color:var(--parchment)}
.subtitle{max-width:600px;margin:1.4rem auto 0;color:var(--muted);font-size:clamp(1rem,2vw,1.18rem);font-weight:300}

/* section shells */
.section-title{font-family:var(--serif);font-weight:500;font-size:clamp(1.7rem,4vw,2.5rem);color:var(--parchment);text-align:center;letter-spacing:.01em}
.lineage{position:relative;z-index:1;max-width:960px;margin:2rem auto;padding:2rem 1.5rem 3.5rem}

/* lineage tree */
.tree{margin-top:2.6rem;display:flex;flex-direction:column;align-items:center;gap:0}
.gen{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap;position:relative}
.node{
  background:linear-gradient(180deg,var(--panel),var(--panel-2));
  border:1px solid var(--line);border-radius:12px;
  padding:.85rem 1.25rem;text-align:center;min-width:150px;max-width:260px;
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.node.prime{border-color:#3a3350;opacity:.9}
.node.mnemo{border-color:var(--gold);box-shadow:0 0 0 1px rgba(201,162,75,.35),0 10px 30px rgba(201,162,75,.12)}
.node.zeus{border-color:#4a5478}
.node .n-name{font-family:var(--serif);font-size:1.4rem;color:var(--parchment);font-weight:600;line-height:1.1}
.node .n-role{font-family:var(--sans);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-soft);margin-top:.3rem}
.node .n-note{font-size:.82rem;color:var(--muted);margin-top:.5rem;font-weight:300;display:none}
.node.mnemo .n-note{display:block}
.connector{width:1px;height:34px;background:linear-gradient(var(--line),transparent 90%);position:relative}
.connector::after{content:"";position:absolute;top:0;left:50%;width:5px;height:5px;border-radius:50%;background:var(--gold);transform:translateX(-50%)}
.union{font-family:var(--sans);font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);padding:.4rem 0}
.fan{display:flex;justify-content:center;gap:.5rem;flex-wrap:wrap;max-width:760px}
.fan .leaf{font-family:var(--serif);font-size:.98rem;color:var(--text);background:var(--ink-2);border:1px solid var(--line);border-radius:20px;padding:.3rem .85rem;cursor:pointer;transition:.2s}
.fan .leaf:hover{border-color:var(--gold);color:var(--parchment);transform:translateY(-2px)}
.fan-label{font-family:var(--sans);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-soft);margin:.2rem 0 .9rem}

/* board */
.board{position:relative;z-index:1;max-width:1180px;margin:0 auto;padding:2rem 1.5rem 4rem}
.board-head{text-align:center;margin-bottom:2.4rem}
.board-sub{color:var(--muted);margin-top:.7rem;font-weight:300}
.filters{display:flex;justify-content:center;flex-wrap:wrap;gap:.6rem;margin-top:1.6rem}
.chip{
  font-family:var(--sans);font-size:.8rem;font-weight:500;letter-spacing:.02em;
  background:var(--panel);border:1px solid var(--line);color:var(--muted);
  padding:.5rem 1.1rem;border-radius:30px;cursor:pointer;transition:.2s;display:flex;align-items:center;gap:.5rem;
}
.chip:hover{color:var(--text);border-color:#3c4468}
.chip .dot{width:9px;height:9px;border-radius:50%;background:currentColor}
.chip.active{background:var(--parchment);color:var(--ink);border-color:var(--parchment)}
.chip[data-cat="all"].active{background:var(--gold);color:var(--ink);border-color:var(--gold)}
.count{font-family:var(--sans);font-size:.78rem;color:var(--muted);margin-top:1.2rem;letter-spacing:.04em}

/* grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.4rem}
.card{
  position:relative;background:linear-gradient(180deg,var(--panel),var(--panel-2));
  border:1px solid var(--line);border-radius:16px;padding:1.6rem 1.5rem;cursor:pointer;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),border-color .25s,box-shadow .25s,opacity .3s;
  overflow:hidden;
}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--catcolor);opacity:.85}
.card:hover{transform:translateY(-5px);border-color:var(--catcolor);box-shadow:0 18px 40px rgba(0,0,0,.45)}
.card.hidden{display:none}
.card .c-emblem{font-family:var(--sans);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.card .c-name{font-family:var(--serif);font-size:2.05rem;font-weight:600;color:var(--parchment);line-height:1.02;margin-top:.35rem}
.card .c-epithet{font-family:var(--body);font-style:italic;font-size:.92rem;color:var(--gold-soft);margin-top:.15rem}
.card .c-arrow{display:flex;align-items:center;gap:.6rem;margin:1.1rem 0;font-family:var(--sans);font-size:.7rem;letter-spacing:.05em;color:var(--muted)}
.card .c-arrow b{color:var(--text);font-weight:500}
.card .c-arrow .ar{color:var(--catcolor)}
.card .c-modern{font-family:var(--serif);font-size:1.35rem;color:var(--parchment);line-height:1.15}
.card .c-tag{display:inline-flex;align-items:center;gap:.45rem;margin-top:1.15rem;font-family:var(--sans);font-size:.7rem;letter-spacing:.03em;color:var(--catcolor);border:1px solid var(--catcolor);padding:.28rem .7rem;border-radius:20px}
.card .c-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--catcolor)}
.card .eldest{position:absolute;top:1.5rem;right:1.4rem;font-family:var(--sans);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);border:1px solid var(--gold);border-radius:4px;padding:.15rem .4rem;opacity:.8}

/* modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(6,8,16,.72);backdrop-filter:blur(4px);z-index:40;animation:fade .25s}
.modal{position:fixed;z-index:50;top:50%;left:50%;transform:translate(-50%,-50%);
  width:min(560px,92vw);max-height:88vh;overflow-y:auto;
  background:linear-gradient(180deg,var(--panel-2),var(--ink-2));border:1px solid var(--line);
  border-radius:18px;padding:2.4rem;box-shadow:0 30px 90px rgba(0,0,0,.6);animation:pop .3s cubic-bezier(.2,.8,.3,1)}
@keyframes fade{from{opacity:0}}
@keyframes pop{from{opacity:0;transform:translate(-50%,-46%) scale(.96)}}
.modal-close{position:absolute;top:1.1rem;right:1.3rem;background:none;border:none;color:var(--muted);font-size:1.9rem;line-height:1;cursor:pointer;transition:.2s}
.modal-close:hover{color:var(--parchment)}
.m-emblem{font-family:var(--sans);font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.m-name{font-family:var(--serif);font-size:3rem;font-weight:600;color:var(--parchment);line-height:1;margin-top:.3rem}
.m-epithet{font-style:italic;color:var(--gold-soft);font-size:1.05rem;margin-top:.2rem}
.m-tag{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.1rem;font-family:var(--sans);font-size:.72rem;letter-spacing:.03em;padding:.3rem .8rem;border-radius:20px}
.m-tag .dot{width:8px;height:8px;border-radius:50%}
.m-row{display:flex;gap:2rem;margin:1.8rem 0;flex-wrap:wrap}
.m-cell{flex:1;min-width:150px}
.m-cell .lab{font-family:var(--sans);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:.35rem}
.m-cell .val{font-family:var(--serif);font-size:1.4rem;color:var(--parchment);line-height:1.15}
.m-block .lab{font-family:var(--sans);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:1.4rem 0 .5rem}
.m-block p{color:var(--text);font-weight:300;font-size:1.02rem}
.m-latitude{margin-top:1.4rem;padding-top:1.3rem;border-top:1px solid var(--line);color:var(--muted);font-style:italic;font-size:.94rem}

.foot{position:relative;z-index:1;text-align:center;padding:2.5rem 1.5rem 4rem;color:var(--muted);font-size:.85rem;font-weight:300;max-width:680px;margin:0 auto}
.foot em{color:var(--gold-soft)}

@media(max-width:560px){
  .modal{padding:1.8rem 1.4rem}
  .m-name{font-size:2.3rem}
  .node{min-width:130px}
}