/* ReVoltX site styles */
html,body{margin:0}
img{max-width:100%}
:root{
  color-scheme: dark;
  --ink:#081721;        /* logo ground */
  --deep:#0D2230;       /* raised panels */
  --line:#1E3645;       /* rules, borders */
  --paper:#E7EEF1;      /* primary text */
  --muted:#93A8B3;      /* secondary text */
  --blue:#2AA8E0;       /* logo X, lifted for contrast */
  --blue-deep:#0092C8;
  --green:#22A36B;      /* logo cell, lifted */
  --green-deep:#006440;
  --co:#D2566D; --ni:#2FB283; --mn:#EBC3CB; --li:#F3F5F6;  /* the salts' own colours */
  --display:"Saira Condensed","Arial Narrow",Arial,sans-serif;
  --body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1160px;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--ink);color:var(--paper);font-family:var(--body);font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--blue)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.02;letter-spacing:.005em;text-wrap:balance;margin:0}
h1{font-size:clamp(44px,7vw,88px);font-weight:700}
h2{font-size:clamp(34px,4.6vw,56px)}
h3{font-size:clamp(22px,2.2vw,27px);line-height:1.15}
p{margin:0}
.lede{font-size:clamp(18px,1.6vw,20px);color:var(--muted);max-width:62ch}
.prose{max-width:66ch;display:grid;gap:1em}
.eyebrow{font-family:var(--mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.mono{font-family:var(--mono)}
.muted{color:var(--muted)}
sub{font-size:.72em;line-height:0}

/* header */
.top{position:sticky;position:-webkit-sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--ink) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:24px;min-height:64px}
.top .brand{flex:none;display:block;line-height:0}
.top .brand img{height:30px;width:auto}
.nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;margin-left:auto}
.nav::-webkit-scrollbar{display:none}
.nav a{flex:none;color:var(--muted);text-decoration:none;font-size:14.5px;padding:8px 10px;border-radius:4px}
.nav a:hover{color:var(--paper)}
.nav a.on{color:var(--paper);box-shadow:inset 0 -2px 0 var(--blue)}
.nav a.cta{color:var(--ink);background:var(--blue);font-weight:600;margin-left:6px}
@media (max-width:760px){
  .top .wrap{flex-wrap:wrap;gap:0;padding-block:10px 0}
  .nav{margin-left:0;width:100%;padding-block:6px 4px}
  .nav a{padding:6px 10px 8px}
}

/* sections */
section{padding-block:clamp(72px,10vw,128px);border-top:1px solid var(--line)}
section.first{border-top:0;padding-top:clamp(40px,6vw,72px)}
.head{display:grid;gap:16px;margin-bottom:clamp(36px,5vw,56px);max-width:820px}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(32px,5vw,64px);align-items:center}
.hero .copy{display:grid;gap:24px}
.hero h1 span{color:var(--blue)}
.hero .sub{font-size:clamp(18px,1.7vw,21px);color:var(--paper);max-width:40ch}
.hero .sub b{font-weight:500;color:var(--paper)}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px/1 var(--body);padding:14px 20px;border-radius:4px;text-decoration:none;border:1px solid var(--blue);color:var(--paper);background:transparent;cursor:pointer}
.btn.solid{background:var(--blue);color:var(--ink)}
.btn:hover{border-color:var(--paper)}
.btn.solid:hover{background:var(--paper);border-color:var(--paper)}
.flow{width:100%;height:auto;display:block}
.flow text{font-family:var(--mono);fill:var(--muted);font-size:12.5px}
.flow .lbl{fill:var(--paper);font-size:13.5px}
.flow .big{font-family:var(--display);font-size:22px;font-weight:600;fill:var(--paper);letter-spacing:.02em}
@media (max-width:860px){.hero{grid-template-columns:1fr}}

/* problem block */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,72px)}
.split > div{display:grid;gap:14px;align-content:start}
@media (max-width:760px){.split{grid-template-columns:1fr}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.step{background:var(--ink);padding:28px 24px 30px;display:grid;gap:12px;align-content:start}
.step .n{font-family:var(--mono);font-size:13px;color:var(--blue)}
.step p{color:var(--muted);font-size:15.5px}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* why */
.why{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3vw,40px)}
.why div{display:grid;gap:12px;align-content:start;padding-top:20px;border-top:2px solid var(--blue)}
.why p{color:var(--muted)}
@media (max-width:820px){.why{grid-template-columns:1fr}}

/* facts */
.facts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-block:1px solid var(--line);margin-top:clamp(56px,7vw,88px)}
.fact{padding:26px 20px 24px;display:grid;gap:6px;align-content:start;border-left:1px solid var(--line)}
.fact:first-child{border-left:0;padding-left:0}
.fact b{font-family:var(--display);font-size:clamp(30px,3.2vw,40px);font-weight:600;line-height:1;font-variant-numeric:tabular-nums}
.fact span{color:var(--muted);font-size:14.5px;line-height:1.45}
@media (max-width:900px){.fact:last-child{grid-column:1/-1}.facts{grid-template-columns:repeat(2,minmax(0,1fr))}.fact{border-left:0;padding-left:0;border-top:1px solid var(--line)}.fact:nth-child(-n+2){border-top:0}}

/* cta row */
.ctas{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:clamp(40px,5vw,64px)}
.ctas a{display:grid;gap:8px;padding:24px;background:var(--deep);border:1px solid var(--line);border-radius:6px;text-decoration:none;color:var(--paper)}
.ctas a:hover{border-color:var(--blue)}
.ctas .who{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ctas .go{font-family:var(--display);font-size:26px;font-weight:600;color:var(--paper)}
.ctas .go::after{content:" →";color:var(--blue)}
.ctas p{color:var(--muted);font-size:15px}
@media (max-width:820px){.ctas{grid-template-columns:1fr}}

/* story arc */
.arc{display:grid;gap:0;border-top:1px solid var(--line)}
.arc > div{display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px;padding-block:24px;border-bottom:1px solid var(--line)}
.arc .k{font-family:var(--mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);padding-top:4px}
.arc p{max-width:68ch}
@media (max-width:640px){.arc > div{grid-template-columns:1fr;gap:6px}}

/* team */
.team{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,2.5vw,32px);margin-top:clamp(56px,7vw,80px)}
.person{display:grid;gap:14px;align-content:start}
.person img{width:132px;height:132px;border-radius:50%;object-fit:cover;border:1px solid var(--line);background:var(--deep)}
.person h3{font-size:24px}
.person .role{font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.person ul{margin:0;padding:0;list-style:none;display:grid;gap:6px;font-size:15px;color:var(--muted)}
.person ul b{color:var(--paper);font-weight:500}
@media (max-width:900px){.team{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:460px){.person img{width:104px;height:104px}.person h3{font-size:21px}.person .role{font-size:11px}}

.mv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:clamp(56px,7vw,80px)}
.mv div{padding:28px;background:var(--deep);border:1px solid var(--line);border-radius:6px;display:grid;gap:12px;align-content:start}
.mv p{font-size:18px}
.entity{margin-top:16px;padding:24px 28px;border:1px dashed var(--line);border-radius:6px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:24px;align-items:center}
.entity .pair{font-family:var(--mono);font-size:13.5px;line-height:1.7;white-space:nowrap}
.entity .pair span{color:var(--blue)}
@media (max-width:760px){.mv{grid-template-columns:1fr}.entity{grid-template-columns:1fr}}

/* flowsheet */
.sheet{display:grid;border-top:1px solid var(--line)}
.stage{display:grid;grid-template-columns:72px minmax(0,1.1fr) minmax(0,1fr);gap:24px;padding-block:28px;border-bottom:1px solid var(--line)}
.stage .n{font-family:var(--display);font-size:44px;font-weight:600;line-height:.9;color:var(--blue)}
.stage h3{margin-bottom:10px}
.stage p{color:var(--muted)}
.stage .out{display:grid;gap:8px;align-content:start}
.stage .out .eyebrow{color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-family:var(--mono);font-size:13px;padding:5px 10px;border:1px solid var(--line);border-radius:3px;color:var(--paper);background:var(--deep);white-space:nowrap}
.chip i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:7px;vertical-align:1px}
@media (max-width:760px){.stage{grid-template-columns:48px minmax(0,1fr)}.stage .out{grid-column:2}.stage .n{font-size:34px}}
.distinct{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3vw,40px);margin-top:clamp(48px,6vw,72px)}
.distinct div{display:grid;gap:10px;align-content:start}
.distinct p{color:var(--muted)}
@media (max-width:820px){.distinct{grid-template-columns:1fr}}

/* compliance */
.reg{display:grid;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.reg > div{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,2fr) auto;gap:20px;align-items:center;padding:20px 24px;border-top:1px solid var(--line);background:var(--deep)}
.reg > div:first-child{border-top:0}
.reg b{font-weight:600}
.reg p{color:var(--muted);font-size:15px}
.pill{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:5px 10px;border-radius:999px;white-space:nowrap;justify-self:end}
.pill.ok{color:#9BE3C1;background:rgba(34,163,107,.16);border:1px solid rgba(34,163,107,.5)}
.pill.prog{color:#9FD8F3;background:rgba(42,168,224,.13);border:1px solid rgba(42,168,224,.45)}
.pill.next{color:var(--muted);border:1px solid var(--line)}
@media (max-width:760px){.reg > div{grid-template-columns:1fr;gap:8px}.pill{justify-self:start}}
.pillars{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:clamp(48px,6vw,72px)}
.pillars div{display:grid;gap:10px;align-content:start;padding:26px;border:1px solid var(--line);border-radius:6px}
.pillars .eyebrow{color:var(--green)}
.pillars p{color:var(--muted);font-size:15.5px}
@media (max-width:820px){.pillars{grid-template-columns:1fr}}
.note{margin-top:24px;font-size:15px;color:var(--muted);max-width:70ch}

/* facility */
.fac{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,64px)}
.fac ul{margin:0;padding:0;list-style:none;display:grid;gap:0;border-top:1px solid var(--line)}
.fac li{padding:16px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:150px minmax(0,1fr);gap:16px}
.fac li span{font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding-top:3px}
@media (max-width:820px){.fac{grid-template-columns:1fr}}
@media (max-width:480px){.fac li{grid-template-columns:1fr;gap:4px}}
.photos{display:grid;grid-template-columns:2fr 1fr 1fr;gap:12px;margin-top:clamp(40px,5vw,56px)}
.photo{aspect-ratio:4/3;max-width:100%;border:1px dashed var(--line);border-radius:6px;display:grid;place-items:center;text-align:center;padding:16px;background:repeating-linear-gradient(135deg,transparent 0 14px,rgba(30,54,69,.35) 14px 15px)}
.photo span{font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.photo:first-child{aspect-ratio:auto}
@media (max-width:760px){.photos{grid-template-columns:1fr 1fr}.photo:first-child{grid-column:1/-1;aspect-ratio:16/9}}

/* partners */
.aud{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.aud div{padding:26px;background:var(--deep);border:1px solid var(--line);border-radius:6px;display:grid;gap:10px;align-content:start}
.aud p{color:var(--muted);font-size:15.5px}
@media (max-width:820px){.aud{grid-template-columns:1fr}}
.how{margin-top:clamp(48px,6vw,72px)}
.how h3{margin-bottom:24px}

/* careers */
.job{border:1px solid var(--line);border-radius:6px;background:var(--deep);overflow:hidden}
.job summary{list-style:none;cursor:pointer;padding:24px 28px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center}
.job summary::-webkit-details-marker{display:none}
.job summary h3{font-size:28px}
.job summary .meta{color:var(--muted);font-size:14.5px;margin-top:6px}
.job summary .tog{font-family:var(--mono);font-size:13px;color:var(--blue);white-space:nowrap}
.job summary .tog::before{content:"View role +"}
.job[open] summary .tog::before{content:"Close −"}
.job .body{padding:0 28px 28px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;border-top:1px solid var(--line);padding-top:24px}
.job .body h4{font-family:var(--mono);font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin:0 0 10px;font-weight:500}
.job .body ul{margin:0;padding-left:18px;display:grid;gap:6px;color:var(--muted);font-size:15.5px}
.job .body ul b{color:var(--paper);font-weight:500}
.job .apply{grid-column:1/-1;padding:18px 20px;border:1px solid var(--line);border-radius:4px;background:var(--ink)}
@media (max-width:760px){.job .body{grid-template-columns:1fr}.job summary{grid-template-columns:1fr}}
.open{margin-top:16px;padding:22px 28px;border:1px dashed var(--line);border-radius:6px;color:var(--muted)}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(32px,5vw,64px)}
form{display:grid;gap:18px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:560px){.row2{grid-template-columns:1fr}}
label{display:grid;gap:6px;font-size:14px;color:var(--muted)}
input,select,textarea{font:inherit;font-size:16px;color:var(--paper);background:var(--deep);border:1px solid var(--line);border-radius:4px;padding:12px 14px;width:100%}
textarea{min-height:140px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--blue)}
.formnote{font-size:14px;color:var(--muted)}
.sent{padding:20px;border:1px solid rgba(42,168,224,.45);border-radius:6px;background:rgba(42,168,224,.08);display:grid;gap:12px}
.sent pre{margin:0;white-space:pre-wrap;font-family:var(--mono);font-size:13.5px;color:var(--paper);background:var(--ink);padding:14px;border-radius:4px;border:1px solid var(--line);max-height:260px;overflow:auto}
.card{display:grid;gap:22px;align-content:start}
.card > div{display:grid;gap:6px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.card .eyebrow{color:var(--muted)}
.card .v{font-size:18px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.cp{font:500 12.5px/1 var(--mono);color:var(--blue);background:none;border:1px solid var(--line);border-radius:3px;padding:6px 8px;cursor:pointer}
.cp:hover{border-color:var(--blue)}
@media (max-width:820px){.contact{grid-template-columns:1fr}}


/* ---------- v3: motion & futurist layer ---------- */
body{background-image:linear-gradient(rgba(42,168,224,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(42,168,224,.045) 1px,transparent 1px);background-size:56px 56px;background-attachment:fixed}
.top::after{content:"";position:absolute;left:0;bottom:-1px;height:2px;width:calc(var(--prog,0)*100%);background:linear-gradient(90deg,var(--green),var(--blue));box-shadow:0 0 12px var(--blue)}
section.first{position:relative;overflow:hidden}
#ions{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.8}
section.first .wrap{position:relative}
.hero h1 span{background:linear-gradient(100deg,var(--blue) 0%,#7FD3F5 30%,var(--green) 55%,var(--blue) 80%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 7s ease-in-out infinite alternate;filter:drop-shadow(0 0 22px rgba(42,168,224,.25))}
@keyframes sheen{to{background-position:100% 0}}
.eyebrow::before{content:"";display:inline-block;width:6px;height:6px;background:currentColor;margin-right:10px;vertical-align:1px;box-shadow:0 0 8px currentColor;animation:blink 2.6s steps(2,jump-none) infinite}
@keyframes blink{50%{opacity:.25}}
.flow .arrows path{stroke-dasharray:5 5;animation:dash 1.4s linear infinite}
@keyframes dash{to{stroke-dashoffset:-20}}
.flow .reactor{animation:glow 3.2s ease-in-out infinite}
@keyframes glow{50%{filter:drop-shadow(0 0 10px rgba(42,168,224,.7))}}
.flow .xtal polygon{animation:pulse 3.6s ease-in-out infinite}
.flow .xtal polygon:nth-child(2){animation-delay:.9s}.flow .xtal polygon:nth-child(3){animation-delay:1.8s}.flow .xtal polygon:nth-child(4){animation-delay:2.7s}
@keyframes pulse{50%{filter:drop-shadow(0 0 9px currentColor) brightness(1.25)}}
.ticker{border-block:1px solid var(--line);overflow:hidden;background:rgba(13,34,48,.6);margin-block:clamp(40px,6vw,64px) clamp(64px,8vw,96px)}
.ticker .track{display:flex;width:max-content;animation:tick 48s linear infinite}
.ticker span{font-family:var(--mono);font-size:13px;letter-spacing:.1em;color:var(--muted);padding:14px 22px;white-space:nowrap}
.ticker span b{color:var(--blue);font-weight:500}
@keyframes tick{to{transform:translateX(-50%)}}
.steps{position:relative;overflow:hidden}
.steps::before{content:"";position:absolute;top:0;left:-30%;height:2px;width:30%;z-index:1;background:linear-gradient(90deg,transparent,var(--blue),transparent);animation:scan 5s linear infinite}
@keyframes scan{to{left:100%}}
.step{transition:background .3s}
.step:hover{background:var(--deep)}
.ctas a,.aud div,.pillars div,.mv div{transition:border-color .3s,box-shadow .3s,transform .3s}
.ctas a:hover,.aud div:hover,.pillars div:hover{border-color:var(--blue);box-shadow:0 0 0 1px rgba(42,168,224,.25),0 12px 40px -12px rgba(42,168,224,.35);transform:translateY(-2px)}
.fact b{text-shadow:0 0 24px rgba(42,168,224,.35)}
.pill.prog{position:relative;overflow:hidden}
.pill.prog::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(159,216,243,.35),transparent);transform:translateX(-100%);animation:shimmer 2.8s ease-in-out infinite}
@keyframes shimmer{to{transform:translateX(100%)}}

/* co-founder ring: no first, no last */
.council{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(170px,21vw,260px);row-gap:clamp(56px,7vw,88px);margin-top:clamp(64px,8vw,96px);align-items:stretch}
.hub{position:absolute;left:50%;top:50%;width:clamp(150px,17vw,210px);aspect-ratio:1;max-width:100%;transform:translate(-50%,-50%);display:grid;place-items:center}
.hub svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.hub .o1{fill:none;stroke:var(--line);stroke-width:1}
.hub .o2{fill:rgba(13,34,48,.8);stroke:rgba(42,168,224,.35);stroke-width:1;stroke-dasharray:3 5}
.hub .spin{transform-origin:100px 100px;animation:orbit 24s linear infinite}
.hub .spin.rev{animation-duration:16s;animation-direction:reverse}
@keyframes orbit{to{transform:rotate(360deg)}}
.hubtx{position:relative;text-align:center;display:grid;gap:2px}
.hubtx b{font-family:var(--display);font-size:clamp(20px,2.2vw,28px);line-height:1;font-weight:600;white-space:nowrap}
.hubtx span{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);line-height:1.3}
.member{display:flex;align-items:center;gap:20px;position:relative;z-index:1}
.member:nth-child(even){flex-direction:row-reverse;text-align:right}
.member .ph{flex:none;position:relative;border-radius:50%;padding:4px;background:conic-gradient(from var(--a,0deg),var(--blue),transparent 30%,var(--green) 55%,transparent 80%,var(--blue));animation:ring 8s linear infinite}
@property --a{syntax:"<angle>";initial-value:0deg;inherits:false}
@keyframes ring{to{--a:360deg}}
.member img{display:block;width:124px;height:124px;border-radius:50%;object-fit:cover;border:3px solid var(--ink);background:var(--deep)}
.member .tx{display:grid;gap:6px}
.member h3{font-size:24px}
.member .role{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.member ul{margin:4px 0 0;padding:0;list-style:none;display:grid;gap:4px;font-size:14.5px;color:var(--muted)}
.member ul b{color:var(--paper);font-weight:500}
@media (max-width:860px){
  .council{column-gap:16px;row-gap:150px;align-items:start}
  .member{justify-content:flex-start}
  .hub{width:124px}
  .member,.member:nth-child(even){flex-direction:column;text-align:center;gap:12px}
  .member img{width:96px;height:96px}
  .member h3{font-size:20px}
  .member .role{font-size:10.5px}
  .member ul{font-size:13.5px}
}
.apply{display:grid;gap:12px}
.applynote{font-size:14.5px;color:#9FD8F3}
#gen-note{margin-top:10px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}
footer{border-top:1px solid var(--line);padding-block:48px 56px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px;align-items:end}
footer img{width:260px;max-width:100%;height:auto}
footer p{color:var(--muted);font-size:14px}
.card .v a{color:var(--paper);text-decoration:none;border-bottom:1px solid var(--line)}
.card .v a:hover{border-color:var(--blue)}

/* ---------- v8: cleantech layer ---------- */
mark.hl{color:var(--paper);background:linear-gradient(90deg,rgba(34,163,107,.34),rgba(42,168,224,.30)) no-repeat 0 88%/100% 38%;padding:0 .08em;border-radius:2px;transition:background-size 1.1s cubic-bezier(.2,.7,.2,1)}
.pre mark.hl{background-size:0% 38%}
section{position:relative;overflow-x:clip}
section:not(.first)::before{content:"";position:absolute;top:-1px;left:0;height:1px;width:22%;background:linear-gradient(90deg,transparent,var(--green),var(--blue),transparent);animation:energy 7s linear infinite;opacity:.9}
@keyframes energy{from{transform:translateX(-100%)}to{transform:translateX(560%)}}
h2{background:linear-gradient(180deg,var(--paper) 55%,#B8C9D1);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h1,.hero h1 *{-webkit-background-clip:text}
/* element tiles */
.elems-wrap{display:grid;gap:18px;margin-top:clamp(56px,7vw,88px)}
.elems{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.el{position:relative;aspect-ratio:1/1.05;max-width:100%;border:1px solid var(--line);border-radius:8px;padding:16px 16px 14px;display:grid;grid-template-rows:auto 1fr auto auto;background:radial-gradient(120% 90% at 100% 0%,color-mix(in srgb,var(--c) 16%,transparent),transparent 60%),var(--deep);overflow:hidden;transition:transform .4s,border-color .4s,box-shadow .4s;animation:float 6s ease-in-out infinite}
.el:nth-child(2){animation-delay:-1.5s}.el:nth-child(3){animation-delay:-3s}.el:nth-child(4){animation-delay:-4.5s}
@keyframes float{50%{transform:translateY(-6px)}}
.el::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 40%,rgba(255,255,255,.07) 50%,transparent 60%);transform:translateX(-100%);animation:glint 6s ease-in-out infinite}
.el:nth-child(2)::after{animation-delay:1.5s}.el:nth-child(3)::after{animation-delay:3s}.el:nth-child(4)::after{animation-delay:4.5s}
@keyframes glint{0%,60%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.el:hover{border-color:var(--c);box-shadow:0 0 0 1px color-mix(in srgb,var(--c) 40%,transparent),0 16px 48px -16px color-mix(in srgb,var(--c) 60%,transparent)}
.el .z{font-family:var(--mono);font-size:13px;color:var(--muted)}
.el b{font-family:var(--display);font-weight:600;font-size:clamp(48px,6vw,76px);line-height:1;align-self:center;color:var(--paper);text-shadow:0 0 28px color-mix(in srgb,var(--c) 55%,transparent)}
.el .nm{font-size:15px;font-weight:500}
.el .am{font-family:var(--mono);font-size:12px;color:var(--muted)}
.el .salt{position:absolute;top:14px;right:14px;font-family:var(--mono);font-size:12px;padding:3px 8px;border-radius:999px;border:1px solid color-mix(in srgb,var(--c) 55%,transparent);color:var(--paper)}
@media (max-width:760px){.elems{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* loop */
.loop{display:grid;grid-template-columns:minmax(0,320px) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center;margin-top:clamp(56px,7vw,88px);padding:clamp(24px,4vw,40px);border:1px solid var(--line);border-radius:10px;background:radial-gradient(80% 120% at 0% 50%,rgba(34,163,107,.10),transparent 60%),var(--deep)}
.loopsvg{width:100%;max-width:320px;height:auto;overflow:visible}
.loopsvg .ring{transform-origin:160px 160px;animation:orbit 30s linear infinite}
.loopsvg .spin{transform-origin:160px 160px;animation:orbit 12s linear infinite}
.loopsvg .c1{font-family:var(--display);font-size:24px;font-weight:600;fill:var(--paper)}
.loopsvg .nd{font-family:var(--mono);font-size:11px;letter-spacing:.14em;fill:var(--muted)}
.loop-tx{display:grid;gap:12px;max-width:56ch}
.loop-tx h3{font-size:clamp(26px,3vw,36px)}
.loop-tx p:last-child{color:var(--muted);font-size:17px}
@media (max-width:760px){.loop{grid-template-columns:1fr;justify-items:center}.loopsvg{max-width:240px}}
/* hex texture on facts + ctas */
.facts{position:relative;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='48' viewBox='0 0 56 48'%3E%3Cpath d='M14 1h28l14 23-14 23H14L0 24z' fill='none' stroke='%232AA8E0' stroke-opacity='.07'/%3E%3C/svg%3E")}
/* scroll reveal (only for elements that start below the fold) */
.rv{transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1);transition-delay:calc(var(--i,0)*90ms)}
.rv.pre{opacity:0;transform:translateY(22px)}
@media (prefers-reduced-motion:reduce){.rv.pre{opacity:1;transform:none}.pre mark.hl{background-size:100% 38%}}

/* ---------- v9: flip cards for the four metals ---------- */
.elems{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.el{aspect-ratio:auto;padding:0;border:0;background:none;overflow:visible;display:block;cursor:pointer;perspective:1400px;animation:float 7s ease-in-out infinite;outline:none}
.el::after{display:none}
.el:hover{box-shadow:none}
.el:focus-visible .face{outline:2px solid var(--blue);outline-offset:3px}
.flip{display:grid;transform-style:preserve-3d;transition:transform .9s cubic-bezier(.2,.75,.2,1)}
.el.on .flip{transform:rotateY(180deg)}
.face{grid-area:1/1;backface-visibility:hidden;-webkit-backface-visibility:hidden;border:1px solid var(--line);border-radius:10px;padding:20px 22px;background:radial-gradient(120% 100% at 100% 0%,color-mix(in srgb,var(--c) 17%,transparent),transparent 62%),var(--deep);position:relative;overflow:hidden;transition:border-color .4s,box-shadow .4s}
.el:hover .face{border-color:color-mix(in srgb,var(--c) 70%,var(--line));box-shadow:0 0 0 1px color-mix(in srgb,var(--c) 30%,transparent),0 18px 50px -18px color-mix(in srgb,var(--c) 60%,transparent)}
.front{display:grid;grid-template-rows:auto 1fr auto;min-height:250px}
.front::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 40%,rgba(255,255,255,.07) 50%,transparent 60%);transform:translateX(-100%);animation:glint 7s ease-in-out infinite;pointer-events:none}
.el:nth-child(2) .front::after{animation-delay:1.7s}.el:nth-child(3) .front::after{animation-delay:3.4s}.el:nth-child(4) .front::after{animation-delay:5.1s}
.front .etop{display:flex;justify-content:space-between;align-items:start;gap:10px}
.front .z{font-family:var(--mono);font-size:13px;color:var(--muted)}
.chipset{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px}
.chipset span{font-family:var(--mono);font-size:12px;padding:3px 8px;border-radius:999px;border:1px solid color-mix(in srgb,var(--c) 55%,transparent);color:var(--paper);white-space:nowrap}
.sym{font-family:var(--display);font-weight:600;font-size:clamp(64px,8vw,104px);line-height:1;align-self:center;color:var(--paper);text-shadow:0 0 34px color-mix(in srgb,var(--c) 55%,transparent)}
.front .bot{display:flex;justify-content:space-between;align-items:end;gap:12px}
.front .bot > div{display:grid;gap:2px}
.front .nm{font-size:16px;font-weight:500}
.front .am{font-family:var(--mono);font-size:12px;color:var(--muted)}
.hint{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);white-space:nowrap}
.hint i{font-style:normal;display:inline-block;margin-left:4px;transition:transform .5s}
.el:hover .front .hint i{transform:rotate(180deg)}
.back{transform:rotateY(180deg);display:grid;grid-template-rows:auto 1fr;gap:12px}
.bh{display:flex;align-items:baseline;gap:10px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.bs{font-family:var(--display);font-size:30px;font-weight:600;line-height:1;color:var(--paper);text-shadow:0 0 18px color-mix(in srgb,var(--c) 55%,transparent)}
.bn{font-family:var(--display);font-size:20px;font-weight:600;flex:1}
.back ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;align-content:start}
.back li{display:grid;grid-template-columns:118px minmax(0,1fr);gap:12px;align-items:start}
.back .f{font-family:var(--mono);font-size:14px;color:var(--paper);padding:4px 8px;border-radius:4px;border:1px solid color-mix(in srgb,var(--c) 45%,transparent);background:color-mix(in srgb,var(--c) 10%,transparent);text-align:center;white-space:nowrap}
.back .d{display:grid;gap:1px;font-size:13.5px;line-height:1.4}
.back .d b{font-weight:500;color:var(--paper)}
.back .d span{color:var(--muted)}
.back .d .u{color:#B9CBD3}
.elems-note{font-size:13px;color:var(--muted)}
@media (max-width:760px){.elems{grid-template-columns:1fr}.front{min-height:200px}.back li{grid-template-columns:104px minmax(0,1fr)}.back .f{font-size:12.5px}}
@media (prefers-reduced-motion:reduce){.flip{transition:none}}

.back .d b{font:500 13.5px/1.4 var(--body);color:var(--paper);text-shadow:none;align-self:auto}

/* ---------- v10: four metals in one row, equal size ---------- */
.elems{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;align-items:stretch}
.el{display:grid}
.flip{height:100%}
.face{padding:18px 18px 16px}
.front{min-height:340px}
.sym{font-size:clamp(56px,6.4vw,88px)}
.chipset{flex-direction:column;align-items:flex-end;gap:5px}
.chipset span{font-size:11.5px;padding:2px 8px}
.front .bot{flex-wrap:wrap;row-gap:6px}
.bh{flex-wrap:wrap;gap:4px 10px}
.bs{font-size:26px}.bn{font-size:17px}
.bh .hint{flex-basis:100%}
.back ul{gap:12px}
.back li{grid-template-columns:1fr;gap:5px}
.back .f{justify-self:start;font-size:12.5px;padding:3px 8px}
.back .d{font-size:12.5px;line-height:1.4}
.back .d b{font-size:12.5px}
@media (max-width:1000px){.elems{grid-template-columns:repeat(2,minmax(0,1fr))}.front{min-height:300px}}
@media (max-width:520px){.elems{grid-template-columns:1fr}.front{min-height:240px}.chipset{flex-direction:row}}

.el{grid-template-rows:1fr;animation-delay:0s!important}
.flip{height:auto}

.elems{grid-auto-rows:1fr}
.front .bot{flex-direction:column;align-items:flex-start;gap:8px}