@charset "utf-8";

@font-face{font-family:"Chiguang";src:url("fonts/disp-chiguang-black.woff2") format("woff2");font-weight:900;font-display:swap;}
@font-face{font-family:"Chiguang";src:url("fonts/disp-chiguang-mid.woff2") format("woff2");font-weight:600;font-display:swap;}

@font-face{font-family:"SongheiBody";src:url("fonts/body-songhei.woff2") format("woff2");font-weight:400;font-display:swap;}

:root{

  --abyss:#04070a;
  --deep:#070c11;
  --stone:#0d141a;
  --silt:#18232c;
  --ash:#39505f;
  --mist:#8ea6b4;
  --bone:#dfe7ea;
  --paper:#f2efe7;

  --tide:#37f5d0;
  --tide-dim:#0e8f7c;
  --tide-glow:rgba(55,245,208,.14);

  --hand:#ff7a4d;
  --chiral:#ffd166;

  --f-disp:"Chiguang","PingFang SC",sans-serif;
  --f-heavy:"Chiguang","PingFang SC",sans-serif;
  --f-thin:"SongheiBody","PingFang SC",serif;
  --f-long:"SongheiBody","PingFang SC",serif;
  --f-mono:ui-monospace,"SFMono-Regular",Menlo,monospace;

  --gut:clamp(20px,5vw,88px);
  --maxw:1440px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  background:var(--abyss);color:var(--bone);

  font-family:var(--f-long);font-weight:400;
  line-height:1.8;letter-spacing:.015em;
  overflow-x:hidden;
}

.star-t,.ev-title,.mm-t,.vb,.cv-t,.eo-t,.rl-t,.foot-line{font-weight:600;}
body.booting{overflow:hidden;height:100vh;}
img,svg,canvas{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
::selection{background:var(--tide);color:var(--abyss);}
:focus-visible{outline:2px solid var(--tide);outline-offset:3px;}

#field{position:fixed;inset:0;width:100%;height:100%;z-index:0;opacity:.85;}
.veil{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(120% 80% at 50% -10%,var(--tide-glow) 0%,transparent 55%),
    radial-gradient(90% 70% at 8% 110%,rgba(255,122,77,.07) 0%,transparent 60%),
    linear-gradient(180deg,rgba(4,7,10,.2) 0%,rgba(4,7,10,0) 30%,rgba(4,7,10,.55) 100%);
}
.grain{
  position:fixed;inset:-50%;z-index:2;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 6s steps(5) infinite;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}
  40%{transform:translate(2%,-3%)}60%{transform:translate(-2%,-2%)}80%{transform:translate(3%,1%)}
}
main{position:relative;z-index:3;}

#boot{
  position:fixed;inset:0;z-index:90;background:var(--abyss);
  display:grid;place-items:center;
  transition:opacity .9s ease,visibility .9s;
}
body.booted #boot{opacity:0;visibility:hidden;}
.boot-inner{width:min(560px,84vw);}
.boot-mark{display:flex;align-items:baseline;gap:.9em;margin-bottom:2.4rem;}
.boot-mark-cn{
  font-family:var(--f-disp);font-size:clamp(2.4rem,7vw,4rem);
  letter-spacing:.28em;color:var(--bone);line-height:1;
  text-shadow:0 0 40px var(--tide-glow);
}
.boot-mark-en{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.34em;color:var(--tide-dim);}
.boot-log{
  font-family:var(--f-mono);font-size:.66rem;line-height:2.1;
  color:var(--ash);height:8.4em;overflow:hidden;margin-bottom:1.4rem;
}
.boot-log b{color:var(--tide);font-weight:400;}
.boot-bar{height:1px;background:var(--silt);position:relative;overflow:hidden;}
.boot-bar i{position:absolute;inset:0 100% 0 0;background:var(--tide);box-shadow:0 0 12px var(--tide);transition:right .25s linear;}
.boot-meta{display:flex;justify-content:space-between;margin-top:.7rem;font-family:var(--f-mono);font-size:.6rem;letter-spacing:.2em;color:var(--ash);}
.boot-meta #boot-pct{color:var(--tide);}
.boot-skip{
  position:absolute;bottom:clamp(20px,5vh,48px);right:var(--gut);
  background:none;border:1px solid var(--silt);color:var(--ash);
  font-family:var(--f-mono);font-size:.58rem;letter-spacing:.24em;
  padding:.6em 1.3em;cursor:pointer;transition:.3s;
}
.boot-skip:hover{border-color:var(--tide);color:var(--tide);}

#hud-nav{position:fixed;left:var(--gut);top:50%;transform:translateY(-50%);z-index:40;opacity:0;transition:opacity .8s .4s;}
body.booted #hud-nav{opacity:1;}
#hud-nav ol{list-style:none;display:flex;flex-direction:column;gap:1.05rem;}
#hud-nav a{display:flex;align-items:center;gap:.7rem;font-family:var(--f-mono);font-size:.58rem;letter-spacing:.2em;color:var(--ash);transition:.35s;}
#hud-nav a::before{content:"";width:14px;height:1px;background:currentColor;transition:.35s;}
#hud-nav a:hover,#hud-nav a.on{color:var(--tide);}
#hud-nav a.on::before{width:34px;box-shadow:0 0 10px var(--tide);}
#hud-corner{position:fixed;right:var(--gut);top:clamp(18px,4vh,40px);z-index:40;display:grid;grid-template-columns:auto auto;gap:.2rem .8rem;font-family:var(--f-mono);font-size:.58rem;letter-spacing:.18em;opacity:0;transition:opacity .8s .5s;}
body.booted #hud-corner{opacity:1;}
.hud-k{color:var(--ash);}
.hud-v{color:var(--tide);text-align:right;font-variant-numeric:tabular-nums;}
#hud-edge{position:fixed;left:var(--gut);bottom:clamp(16px,3.4vh,34px);z-index:40;font-family:var(--f-mono);font-size:.56rem;letter-spacing:.24em;color:var(--ash);opacity:0;transition:opacity .8s .6s;}
body.booted #hud-edge{opacity:1;}
@media(max-width:1080px){#hud-nav,#hud-edge{display:none;}}

.sec{position:relative;padding:clamp(88px,14vh,190px) var(--gut);max-width:var(--maxw);margin-inline:auto;}
.sec-head{margin-bottom:clamp(40px,6vh,80px);max-width:52ch;}
.sec-no{font-family:var(--f-mono);font-size:.6rem;letter-spacing:.36em;color:var(--tide-dim);display:block;margin-bottom:1.1rem;}
.sec-title{font-size:clamp(2rem,5.4vw,4.1rem);line-height:1.06;letter-spacing:.02em;}

.sec-title span{font-family:var(--f-disp);font-weight:600;color:var(--mist);letter-spacing:.04em;}
.sec-title em{font-family:var(--f-disp);font-weight:900;font-style:normal;color:var(--bone);letter-spacing:.06em;}
.sec-sub{margin-top:1.2rem;font-size:clamp(.9rem,1.7vw,1.06rem);color:var(--mist);max-width:44ch;line-height:1.85;}

.reveal{opacity:0;transform:translateY(26px);transition:opacity 1s cubic-bezier(.16,1,.3,1),transform 1s cubic-bezier(.16,1,.3,1);}
.reveal.in{opacity:1;transform:none;}
.reveal[data-d="1"]{transition-delay:.05s}.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.27s}.reveal[data-d="4"]{transition-delay:.4s}
.reveal[data-d="5"]{transition-delay:.52s}.reveal[data-d="6"]{transition-delay:.64s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1!important;transform:none!important;}.grain{animation:none}}

.sec-hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding-top:clamp(110px,18vh,180px);}

.hero-plate{
  position:absolute;left:0;top:0;
  width:100%;height:96vh;max-height:940px;z-index:1;pointer-events:none;
  background:url("img/hero.jpg") center 28% / cover no-repeat;

  mix-blend-mode:screen;
  opacity:.62;filter:saturate(.7) contrast(1.14) brightness(.9);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.35) 0%,rgba(0,0,0,.9) 34%,rgba(0,0,0,.5) 72%,transparent 100%),
              linear-gradient(90deg,rgba(0,0,0,.25) 0%,rgba(0,0,0,1) 46%,rgba(0,0,0,1) 100%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.35) 0%,rgba(0,0,0,.9) 34%,rgba(0,0,0,.5) 72%,transparent 100%),
             linear-gradient(90deg,rgba(0,0,0,.25) 0%,rgba(0,0,0,1) 46%,rgba(0,0,0,1) 100%);
  -webkit-mask-composite:source-in;mask-composite:intersect;
  animation:plate-drift 26s ease-in-out infinite alternate;
}
@keyframes plate-drift{from{background-position:center 26%}to{background-position:center 32%}}
@media(prefers-reduced-motion:reduce){.hero-plate{animation:none}}
.sec-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:46%;z-index:-1;
  pointer-events:none;
  background:linear-gradient(180deg,transparent 0%,rgba(4,7,10,.72) 62%,var(--abyss) 100%);
}
.hero-strands{position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.5;}
.hero-strands svg{width:100%;height:100%;}
.hero-strands path{fill:none;stroke:var(--tide);stroke-width:.6;opacity:.3;}

.eyebrow{display:flex;align-items:center;gap:1rem;font-family:var(--f-mono);font-size:.6rem;letter-spacing:.32em;color:var(--ash);margin-bottom:clamp(20px,4vh,40px);}
.eyebrow em{font-style:normal;color:var(--tide);display:flex;align-items:center;gap:.5em;}
.eyebrow em::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--tide);box-shadow:0 0 10px var(--tide);animation:pulse 2.2s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}

.hero-title{display:flex;flex-direction:column;gap:.04em;}
.ht-line{display:block;overflow:hidden;}
.ht-cn{font-family:var(--f-disp);font-weight:900;font-size:clamp(3.1rem,13vw,11rem);line-height:.94;letter-spacing:.01em;display:inline-block;
  background:linear-gradient(172deg,var(--paper) 8%,var(--mist) 62%,var(--ash) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.ht-big{letter-spacing:.02em;text-shadow:none;}
.ht-line[data-d="2"] .ht-cn{background:linear-gradient(172deg,var(--tide) 0%,var(--paper) 46%,var(--mist) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;}
.ht-en{font-family:var(--f-mono);font-size:clamp(.56rem,1.1vw,.72rem);letter-spacing:.42em;color:var(--tide-dim);vertical-align:super;margin-left:1.4em;}

.hero-copy{margin-top:clamp(26px,4.4vh,46px);max-width:46ch;font-size:clamp(.92rem,1.75vw,1.1rem);color:var(--mist);line-height:1.95;}
.hero-updated{margin-top:1.1rem;font-family:var(--f-mono);font-size:.58rem;letter-spacing:.16em;color:var(--ash);max-width:60ch;line-height:2;}
.hero-scroll{margin-top:clamp(34px,6vh,64px);display:flex;align-items:center;gap:.9rem;font-family:var(--f-mono);font-size:.58rem;letter-spacing:.26em;color:var(--ash);}
.hero-scroll i{width:1px;height:38px;background:linear-gradient(180deg,var(--tide),transparent);position:relative;}
.hero-scroll i::after{content:"";position:absolute;top:0;left:-1px;width:3px;height:9px;background:var(--tide);box-shadow:0 0 10px var(--tide);animation:drop 2s cubic-bezier(.6,0,.4,1) infinite;}
@keyframes drop{0%{top:0;opacity:0}18%{opacity:1}100%{top:32px;opacity:0}}

.hero-signals{margin-top:clamp(56px,9vh,110px);display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:1px;background:var(--silt);border-block:1px solid var(--silt);}
.sig{background:var(--abyss);padding:clamp(18px,2.6vw,30px) clamp(14px,2vw,24px);position:relative;transition:background .5s;}
.sig:hover{background:var(--deep);}
.sig-v{font-family:var(--f-disp);font-size:clamp(1.9rem,4.2vw,3.15rem);line-height:1;color:var(--bone);font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.sig.core .sig-v{color:var(--tide);text-shadow:0 0 34px var(--tide-glow);}
.sig-l{margin-top:.7rem;font-size:.74rem;line-height:1.7;color:var(--mist);}
.sig-n{margin-top:.4rem;font-family:var(--f-mono);font-size:.55rem;letter-spacing:.1em;color:var(--tide-dim);}

.stars-wrap{display:grid;gap:1px;background:var(--silt);border:1px solid var(--silt);}
.star{background:var(--deep);padding:clamp(26px,4vw,52px);display:grid;grid-template-columns:minmax(0,1fr);gap:1rem;position:relative;overflow:hidden;transition:background .6s;}
.star:hover{background:var(--stone);}
.star::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--tide);transform:scaleY(0);transform-origin:top;transition:transform .8s cubic-bezier(.16,1,.3,1);}
.star.in::before{transform:scaleY(1);}
.star-tag{font-family:var(--f-mono);font-size:.58rem;letter-spacing:.3em;color:var(--tide-dim);text-transform:uppercase;}
.star-t{font-family:var(--f-heavy);font-size:clamp(1.35rem,3.2vw,2.4rem);line-height:1.3;color:var(--paper);letter-spacing:.03em;}
.star-c{font-size:clamp(.86rem,1.6vw,1rem);color:var(--mist);max-width:56ch;line-height:1.95;}
@media(min-width:900px){.star{grid-template-columns:180px minmax(0,1fr);gap:clamp(24px,4vw,60px);align-items:start;}.star-tag{padding-top:.7em;}.star-t{grid-column:2;}.star-c{grid-column:2;}}

.sec-timeline{position:relative;}
.tl-rail{position:absolute;left:calc(var(--gut) + 5px);top:clamp(180px,26vh,320px);bottom:clamp(88px,14vh,190px);width:1px;background:var(--silt);}
.tl-rail i{position:absolute;inset:0 0 100% 0;background:linear-gradient(180deg,var(--tide),var(--tide-dim));box-shadow:0 0 12px var(--tide-glow);transition:bottom .12s linear;}
.tl-list{display:flex;flex-direction:column;gap:1px;padding-left:0;}
@media(min-width:820px){.tl-list{padding-left:clamp(44px,7vw,96px);}}
@media(max-width:819px){.tl-rail{display:none;}}

.ev{position:relative;background:var(--deep);border:1px solid var(--silt);border-bottom:none;transition:background .55s;}
.ev:last-child{border-bottom:1px solid var(--silt);}
.ev.open{background:var(--stone);}
.ev-node{position:absolute;left:calc(-1 * clamp(44px,7vw,96px) - 5px);top:clamp(26px,3vw,38px);width:11px;height:11px;border-radius:50%;background:var(--abyss);border:1px solid var(--ash);transition:.5s;}
.ev.in .ev-node{border-color:var(--tide);box-shadow:0 0 0 4px rgba(55,245,208,.1),0 0 14px var(--tide);}
.ev.open .ev-node{background:var(--tide);}
@media(max-width:819px){.ev-node{display:none;}}

.ev-head{width:100%;background:none;border:0;color:inherit;font:inherit;text-align:left;cursor:pointer;display:grid;gap:clamp(14px,2vw,26px);padding:clamp(24px,3.4vw,42px) clamp(20px,3vw,42px);}
@media(min-width:1000px){.ev-head{grid-template-columns:118px minmax(0,1fr) auto;align-items:start;}}
.ev-meta{display:flex;flex-direction:column;gap:.34rem;}
.ev-no{font-family:var(--f-disp);font-size:clamp(1.5rem,3vw,2.3rem);line-height:1;color:var(--ash);letter-spacing:.02em;transition:color .5s;}
.ev.in .ev-no{color:var(--tide-dim);}
.ev.open .ev-no{color:var(--tide);}
.ev-date{font-family:var(--f-mono);font-size:.6rem;letter-spacing:.16em;color:var(--mist);}
.ev-city{font-family:var(--f-mono);font-size:.56rem;letter-spacing:.12em;color:var(--ash);}

.ev-main{display:flex;flex-direction:column;gap:.7rem;min-width:0;}
.ev-tag{font-family:var(--f-mono);font-size:.55rem;letter-spacing:.26em;color:var(--tide-dim);text-transform:uppercase;}
.ev-title{font-family:var(--f-heavy);font-size:clamp(1.18rem,2.7vw,1.95rem);line-height:1.35;color:var(--paper);letter-spacing:.02em;}
.ev-sub{font-size:.86rem;line-height:1.9;color:var(--mist);max-width:58ch;}
.ev-memory{margin-top:.35rem;display:flex;gap:.7rem;align-items:flex-start;font-family:var(--f-thin);font-size:clamp(.94rem,1.9vw,1.18rem);line-height:1.7;color:var(--bone);}
.ev-memory::before{content:"";flex:none;width:16px;height:1px;background:var(--tide);margin-top:.85em;}

.ev-stats{display:grid;grid-template-columns:repeat(2,minmax(78px,1fr));gap:.9rem 1.6rem;}
@media(min-width:1000px){.ev-stats{grid-template-columns:repeat(2,minmax(96px,1fr));}}
.st-v{font-family:var(--f-disp);font-size:clamp(1.05rem,2.1vw,1.6rem);line-height:1;color:var(--bone);font-variant-numeric:tabular-nums;}
.st.core .st-v{color:var(--tide);}
.st-l{margin-top:.3rem;font-size:.66rem;letter-spacing:.04em;color:var(--mist);}
.st-n{margin-top:.14rem;font-family:var(--f-mono);font-size:.52rem;letter-spacing:.06em;color:var(--ash);}

.ev-toggle{position:absolute;right:clamp(20px,3vw,42px);bottom:clamp(18px,2.4vw,28px);font-family:var(--f-mono);font-size:.55rem;letter-spacing:.24em;color:var(--ash);display:flex;align-items:center;gap:.6em;pointer-events:none;transition:.4s;}
.ev-head:hover .ev-toggle{color:var(--tide);}
.ev-toggle i{width:9px;height:1px;background:currentColor;position:relative;}
.ev-toggle i::after{content:"";position:absolute;inset:0;background:currentColor;transform:rotate(90deg);transition:transform .45s cubic-bezier(.16,1,.3,1);}
.ev.open .ev-toggle i::after{transform:rotate(0);}
@media(max-width:999px){.ev-toggle{position:static;justify-content:flex-start;}}

.ev-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .7s cubic-bezier(.16,1,.3,1);}
.ev.open .ev-body{grid-template-rows:1fr;}
.ev-body>div{overflow:hidden;}
.ev-inner{padding:0 clamp(20px,3vw,42px) clamp(28px,3.6vw,48px);display:grid;gap:clamp(24px,3vw,40px);}
@media(min-width:1000px){.ev-inner{grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);}}
.imp-h{font-family:var(--f-mono);font-size:.55rem;letter-spacing:.3em;color:var(--tide-dim);margin-bottom:1.1rem;padding-top:1.4rem;border-top:1px solid var(--silt);}
.mm{display:flex;flex-direction:column;gap:1.3rem;}
.mm-i{display:grid;gap:.4rem;}
.mm-t{font-family:var(--f-heavy);font-size:.95rem;color:var(--paper);letter-spacing:.03em;line-height:1.5;}
.mm-c{font-size:.82rem;line-height:1.92;color:var(--mist);}
.qs{display:flex;flex-direction:column;gap:1.1rem;margin-bottom:1.8rem;}
.q-i{border-left:1px solid var(--tide-dim);padding-left:1rem;}
.q-t{font-family:var(--f-thin);font-size:clamp(.95rem,1.9vw,1.16rem);line-height:1.65;color:var(--bone);}
.q-b{margin-top:.4rem;font-family:var(--f-mono);font-size:.54rem;letter-spacing:.12em;color:var(--ash);}
.q-note{font-size:.76rem;color:var(--ash);line-height:1.8;font-style:italic;}
.vibe{display:flex;flex-wrap:wrap;gap:.5rem .8rem;align-items:baseline;}
.vb{font-family:var(--f-heavy);line-height:1.25;color:var(--mist);transition:color .4s;}
.vb:hover{color:var(--tide);}
.vb[data-w="5"]{font-size:clamp(1.3rem,3vw,2rem);color:var(--paper);}
.vb[data-w="4"]{font-size:clamp(1.05rem,2.3vw,1.5rem);color:var(--bone);}
.vb[data-w="3"]{font-size:clamp(.9rem,1.8vw,1.15rem);}
.vb[data-w="2"]{font-size:.82rem;color:var(--ash);}
.wn{display:flex;flex-direction:column;gap:.6rem;margin-top:1.4rem;}
.wn-i{display:flex;gap:.8rem;align-items:baseline;font-size:.82rem;}
.wn-a{font-family:var(--f-mono);font-size:.55rem;letter-spacing:.14em;color:var(--chiral);flex:none;}
.wn-w{color:var(--bone);border-bottom:1px solid var(--silt);transition:.35s;}
a.wn-w:hover{color:var(--tide);border-color:var(--tide);}
.ev-links{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.6rem;}
.lk{font-family:var(--f-mono);font-size:.56rem;letter-spacing:.2em;color:var(--mist);border:1px solid var(--silt);padding:.65em 1.2em;transition:.35s;display:inline-flex;align-items:center;gap:.6em;}
.lk::after{content:"↗";color:var(--tide-dim);transition:.35s;}
.lk:hover{border-color:var(--tide);color:var(--tide);}
.lk:hover::after{color:var(--tide);transform:translate(2px,-2px);}

.ev.is-next{background:transparent;border-style:dashed;border-color:var(--silt);}
.ev.is-next .ev-head{cursor:default;}
.ev-next-note{margin-top:.8rem;font-family:var(--f-thin);font-size:clamp(1rem,2.2vw,1.4rem);color:var(--tide);letter-spacing:.04em;}

.curves{display:grid;gap:1px;background:var(--silt);border:1px solid var(--silt);}
@media(min-width:1080px){.curves{grid-template-columns:repeat(3,1fr);}}
.cv{background:var(--deep);padding:clamp(22px,3vw,36px);display:flex;flex-direction:column;gap:1.1rem;transition:background .6s;}
.cv:hover{background:var(--stone);}
.cv-h{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;}
.cv-t{font-family:var(--f-heavy);font-size:1.02rem;color:var(--paper);letter-spacing:.04em;}
.cv-now{text-align:right;flex:none;}
.cv-nv{font-family:var(--f-disp);font-size:clamp(1.6rem,3.4vw,2.3rem);line-height:1;color:var(--tide);font-variant-numeric:tabular-nums;}
.cv-nn{margin-top:.25rem;font-family:var(--f-mono);font-size:.52rem;letter-spacing:.1em;color:var(--ash);}
.cv-c{font-size:.79rem;line-height:1.88;color:var(--mist);}
.cv-plot{position:relative;height:150px;margin-top:.3rem;}
.cv-plot svg{width:100%;height:100%;overflow:visible;}
.cv-grid{stroke:var(--silt);stroke-width:.5;}
.cv-area{opacity:.14;}
.cv-line{fill:none;stroke:var(--tide);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;
  stroke-dasharray:var(--len);stroke-dashoffset:var(--len);transition:stroke-dashoffset 1.9s cubic-bezier(.16,1,.3,1) .18s;}
.cv.in .cv-line{stroke-dashoffset:0;}
.cv-dot{fill:var(--abyss);stroke:var(--tide);stroke-width:1.3;opacity:0;transition:opacity .5s;}
.cv.in .cv-dot{opacity:1;}
.cv-dot:last-of-type{fill:var(--tide);}
.cv-vals{display:flex;justify-content:space-between;font-family:var(--f-mono);font-size:.52rem;letter-spacing:.04em;color:var(--ash);margin-top:.55rem;font-variant-numeric:tabular-nums;}
.cv-vals b{display:block;color:var(--mist);font-weight:400;font-size:.58rem;}
.cv-vals span:last-child b{color:var(--tide);}
.curves-foot{margin-top:1.6rem;font-family:var(--f-mono);font-size:.58rem;letter-spacing:.14em;color:var(--ash);}

.evos{margin-top:clamp(44px,7vh,86px);display:grid;gap:1px;background:var(--silt);border:1px solid var(--silt);}
@media(min-width:1080px){.evos{grid-template-columns:repeat(3,1fr);}}
.eo{background:var(--deep);padding:clamp(22px,3vw,34px);display:flex;flex-direction:column;gap:1rem;}
.eo-t{font-family:var(--f-heavy);font-size:.98rem;color:var(--paper);letter-spacing:.04em;}
.eo-c{font-size:.78rem;line-height:1.85;color:var(--mist);}
.eo-steps{display:flex;flex-direction:column;gap:.75rem;margin-top:.3rem;}
.eo-s{display:grid;grid-template-columns:88px minmax(0,1fr);gap:.9rem;align-items:baseline;padding-left:.9rem;border-left:1px solid var(--silt);position:relative;}
.eo-s::before{content:"";position:absolute;left:-3px;top:.55em;width:5px;height:5px;border-radius:50%;background:var(--tide-dim);}
.eo-s:last-child::before{background:var(--tide);box-shadow:0 0 8px var(--tide);}
.eo-sl{font-family:var(--f-mono);font-size:.55rem;letter-spacing:.1em;color:var(--ash);}
.eo-sv{font-size:.79rem;color:var(--bone);line-height:1.6;}

.voices{columns:1;column-gap:1.4rem;}
@media(min-width:760px){.voices{columns:2;}}
@media(min-width:1180px){.voices{columns:3;}}
.vo{break-inside:avoid;margin-bottom:1.4rem;padding:clamp(20px,2.6vw,30px);background:var(--deep);border:1px solid var(--silt);position:relative;transition:.55s;}
.vo:hover{background:var(--stone);border-color:var(--tide-dim);transform:translateY(-3px);}
.vo-q{font-family:var(--f-thin);font-size:clamp(1.02rem,2.1vw,1.34rem);line-height:1.6;color:var(--bone);letter-spacing:.02em;}
.vo-b{margin-top:1rem;padding-top:.8rem;border-top:1px solid var(--silt);display:flex;justify-content:space-between;gap:.8rem;font-family:var(--f-mono);font-size:.53rem;letter-spacing:.12em;color:var(--ash);}
.vo-b em{font-style:normal;color:var(--tide-dim);flex:none;}

.rules{display:grid;gap:1px;background:var(--silt);border:1px solid var(--silt);}
@media(min-width:900px){.rules{grid-template-columns:repeat(2,1fr);}}
.rl{background:var(--deep);padding:clamp(26px,3.6vw,46px);display:flex;flex-direction:column;gap:.9rem;position:relative;overflow:hidden;transition:background .6s;}
.rl:hover{background:var(--stone);}
.rl-n{font-family:var(--f-disp);font-size:clamp(2.6rem,6vw,4.6rem);line-height:.9;color:var(--silt);letter-spacing:.02em;transition:color .6s;}
.rl:hover .rl-n{color:var(--tide-dim);}
.rl-t{font-family:var(--f-heavy);font-size:clamp(1.1rem,2.4vw,1.6rem);color:var(--paper);letter-spacing:.04em;line-height:1.4;}
.rl-c{font-size:.84rem;line-height:1.92;color:var(--mist);max-width:44ch;}
.rules-quote{margin-top:clamp(40px,6vh,76px);padding:clamp(28px,4vw,54px);border:1px solid var(--silt);border-left:2px solid var(--tide);background:linear-gradient(100deg,rgba(55,245,208,.05),transparent 60%);}
.rules-quote p{font-family:var(--f-thin);font-size:clamp(1.15rem,2.8vw,1.95rem);line-height:1.6;color:var(--paper);letter-spacing:.02em;}
.rules-quote cite{display:block;margin-top:1.2rem;font-family:var(--f-mono);font-size:.56rem;letter-spacing:.2em;color:var(--tide-dim);font-style:normal;}

.sec-next{min-height:82svh;display:flex;flex-direction:column;justify-content:center;gap:clamp(50px,9vh,110px);}
.next-body{display:flex;flex-direction:column;gap:1.3rem;align-items:flex-start;}
.nx-tag{font-family:var(--f-mono);font-size:.58rem;letter-spacing:.34em;color:var(--tide-dim);}
.nx-t{font-family:var(--f-disp);font-size:clamp(2.8rem,11vw,8.5rem);line-height:.96;letter-spacing:.02em;
  background:linear-gradient(168deg,var(--tide) 0%,var(--paper) 52%,var(--ash) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.nx-c{font-size:clamp(.9rem,1.8vw,1.06rem);line-height:1.95;color:var(--mist);max-width:44ch;}
.nx-note{margin-top:.6rem;font-family:var(--f-thin);font-size:clamp(1.2rem,3vw,2.1rem);line-height:1.5;color:var(--bone);letter-spacing:.03em;border-top:1px solid var(--silt);padding-top:1.4rem;}
.nx-note b{color:var(--tide);font-weight:400;}

.foot{border-top:1px solid var(--silt);padding-top:clamp(26px,3.6vw,40px);display:flex;flex-wrap:wrap;justify-content:space-between;gap:1.6rem;align-items:flex-end;}
.foot-line{font-family:var(--f-heavy);font-size:clamp(.95rem,2vw,1.25rem);color:var(--paper);letter-spacing:.06em;}
.foot-sub{margin-top:.7rem;font-size:.76rem;color:var(--mist);letter-spacing:.02em;}
.foot-sub b{font-family:var(--f-mono);color:var(--tide);letter-spacing:.1em;font-weight:400;}
.foot-r{display:flex;flex-direction:column;gap:.35rem;text-align:right;font-family:var(--f-mono);font-size:.54rem;letter-spacing:.24em;color:var(--ash);}
.foot-r span:first-child{color:var(--tide-dim);}