:where(#zx-page) blockquote{border-left:0;padding:0;margin:0;font-size:inherit;line-height:inherit}
:where(#zx-page) label{margin-bottom:0;font-weight:inherit}
:where(#zx-page) ul,:where(#zx-page) ol{margin-bottom:0}

:root{
  --ink:#1d1724;--ink-soft:#5d5866;--paper:#F4F5F6;--paper-deep:#EAEBEE;--white:#fffdf9;--line:#dcd4c8;
  --accent:#bb1450;--accent-dark:#8f0f3d;--accent-soft:#fde8f0;--focus:#006da3;--max:1200px;
  --shadow:0 24px 70px rgba(29,23,36,.16);--serif:"Newsreader",Georgia,serif;--sans:"Inter",system-ui,sans-serif;
  --zw-green:#1f7a3a;--zw-yellow:#f2c200;--zw-red:#c8102e;--zw-black:#111;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);overflow-x:hidden;color:#1a141f;font:400 15.5px/1.72 "Inter",sans-serif}
#zx-page{color:var(--ink);font:400 17px/1.7 var(--sans);-webkit-font-smoothing:antialiased}
:where(#zx-page) img{max-width:100%;display:block}
:where(#zx-page) a{color:inherit}
:where(#zx-page) :is(button,input,select){font:inherit;color:inherit}
:where(#zx-page) :is(h1,h2,h3){font-family:var(--serif);font-weight:400;line-height:1.08;letter-spacing:-.015em;margin:0}
:where(#zx-page) h1{font-size:clamp(40px,5.4vw,68px)}
:where(#zx-page) h2{font-size:clamp(30px,3.6vw,44px)}
:where(#zx-page) h3{font-size:24px;line-height:1.2}
:where(#zx-page) :is(h1,h2,h3) em{font-style:italic;color:var(--accent)}
:where(#zx-page) p{margin:0}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.zx-wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.zx-sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.zx-eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--accent);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;line-height:1}
.zx-eyebrow::before{content:"";width:7px;height:7px;background:currentColor;flex:none}
.zw-rule{display:block;width:64px;height:4px;background:linear-gradient(90deg,var(--zw-green) 0 25%,var(--zw-yellow) 25% 50%,var(--zw-red) 50% 75%,var(--zw-black) 75% 100%)}



.zx-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:0 20px;border:1px solid var(--ink);background:transparent;color:var(--ink);font:600 14px/1 var(--sans);text-decoration:none;cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;border-radius:0}
.zx-btn:hover{transform:translateY(-2px)}
.zx-btn--dark{background:var(--ink);color:#fff}
.zx-btn--accent{background:var(--accent);border-color:var(--accent);color:#fff}
.zx-btn--accent:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.zx-btn--light{border-color:rgba(255,255,255,.4);color:#fff}
.zx-btn--block{width:100%}
.zx-btn svg{width:16px;height:16px;flex:none}
@media (prefers-reduced-motion:reduce){.zx-btn:hover{transform:none}}

/* header */
.zx-hdr{position:sticky;top:0;z-index:50;background:rgba(244,245,246,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.zx-hdr__in{display:flex;align-items:center;gap:28px;height:68px}
.zx-brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.zx-brand img{height:28px;width:auto}
.zx-brand span{font-size:10px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);border-left:1px solid var(--line);padding-left:12px;line-height:1.6}
.zx-nav{display:flex;gap:26px;margin-left:auto}
.zx-nav a{font-size:14px;font-weight:500;color:var(--ink-soft);text-decoration:none}
.zx-nav a:hover{color:var(--ink)}
.zx-hdr .zx-btn{min-height:40px;padding:0 16px}
@media (max-width:900px){.zx-nav{display:none}.zx-hdr__in{justify-content:space-between}}

/* hero */
.zx-hero{padding:64px 0 88px;border-bottom:1px solid var(--line)}
.zx-hero__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,520px);gap:64px;align-items:start}
.zx-hero__copy{padding-top:24px}
.zx-hero__copy .zw-rule{margin-bottom:22px}
.zx-hero h1{margin:18px 0 22px}
.zx-lede{font-size:19px;color:var(--ink-soft);max-width:560px}
.zx-lede strong{color:var(--ink);font-weight:600}
.zx-status{display:inline-flex;align-items:center;gap:12px;margin-top:28px;padding:10px 14px;border:1px solid var(--ink);background:var(--white);font-size:13px;font-weight:600}
.zx-status__dot{width:9px;height:9px;border-radius:50%;background:var(--accent);position:relative}
.zx-status__dot::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:1px solid var(--accent);animation:ping 2s ease-out infinite}
@keyframes ping{from{transform:scale(.5);opacity:1}to{transform:scale(1.6);opacity:0}}
@media (prefers-reduced-motion:reduce){.zx-status__dot::after{animation:none;opacity:0}}
.zx-status small{font-weight:500;color:var(--ink-soft);font-size:13px}
.zx-facts{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:0;margin-top:40px;border-top:1px solid var(--line)}
.zx-facts div{padding:18px 32px 0 0;margin-right:32px;border-right:1px solid var(--line)}
.zx-facts div:last-child{border-right:0;margin-right:0}
.zx-facts b{display:block;font:400 38px/1 var(--serif)}
.zx-facts span{display:block;margin-top:8px;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft)}
.zx-gets{list-style:none;margin:40px 0 0;padding:0;max-width:520px;border-top:1px solid var(--ink)}
.zx-gets li{display:grid;grid-template-columns:28px 1fr;gap:12px;padding:16px 0;border-bottom:1px solid var(--line);font-size:15.5px;line-height:1.5}
.zx-gets li b{display:block;font-weight:600}
.zx-gets li span{color:var(--ink-soft)}
.zx-gets li .zx-gets__n{width:28px;height:28px;display:grid;place-items:center;font:600 11px/1 var(--mono);background:var(--ink);color:#fff;font-style:normal}
@media (max-width:1020px){.zx-gets{display:none}}
@media (max-width:1020px){.zx-hero__grid{grid-template-columns:minmax(0,1fr);gap:40px}.zx-hero__copy{padding-top:0}}
@media (max-width:520px){.zx-hero{padding:36px 0 56px}.zx-facts{grid-template-columns:repeat(3,minmax(0,1fr))}.zx-facts div{padding-right:10px;margin-right:10px}.zx-facts b{font-size:28px}.zx-facts span{font-size:9.5px;letter-spacing:.08em}.zx-lede{font-size:17px}}

/* form card */
.zx-card{background:var(--white);border:1px solid var(--ink);box-shadow:var(--shadow);position:relative;scroll-margin-top:90px}
.zx-card__head{padding:22px 26px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.zx-card__head h2{font-size:28px}
.zx-card__head p{font-size:14px;color:var(--ink-soft);margin-top:6px;line-height:1.5}
.zx-card__tag{flex:none;font:600 10px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;padding:7px 8px;background:var(--accent-soft);color:var(--accent-dark)}
.zx-card__body{padding:22px 26px 26px}
.zx-fld{margin-bottom:18px}
.zx-fld>label,.zx-fld>.zx-lbl{display:flex;justify-content:space-between;gap:12px;font-size:13px;font-weight:600;margin-bottom:7px}
.zx-fld .zx-opt{font-weight:500;color:var(--ink-soft)}
.zx-inp,.zx-sel{width:100%;height:48px;border:1px solid var(--line);background:#fff;padding:0 14px;font-size:16px;border-radius:0;transition:border-color .15s}
.zx-inp:hover,.zx-sel:hover{border-color:#bdb3a5}
.zx-inp:focus,.zx-sel:focus{outline:none;border-color:var(--focus);box-shadow:0 0 0 1px var(--focus)}
.zx-inp[aria-invalid=true],.zx-sel[aria-invalid=true]{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.zx-sel{appearance:none;-webkit-appearance:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%231d1724' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 14px center;padding-right:36px}
.zx-row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.zx-phone{display:grid;grid-template-columns:132px 1fr}
.zx-phone .zx-sel{border-right:0}
.zx-err{display:block;color:var(--accent);font-size:13px;font-weight:500;min-height:0;margin-top:6px}
.zx-err:empty{display:none}
.zx-hint{font-size:12.5px;color:var(--ink-soft);margin-top:6px;line-height:1.5}
@media (max-width:520px){.zx-card__head,.zx-card__body{padding-left:18px;padding-right:18px}.zx-row2{grid-template-columns:1fr;gap:0}.zx-phone{grid-template-columns:118px 1fr}.zx-phone .zx-sel{padding:0 28px 0 10px;background-position:right 10px center}}

.zx-seg{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--ink)}
.zx-seg label{position:relative;cursor:pointer}
.zx-seg input{position:absolute;opacity:0;inset:0;cursor:pointer}
.zx-seg span{display:flex;align-items:center;justify-content:center;min-height:44px;padding:6px 4px;font:600 12px/1.2 var(--mono);letter-spacing:.02em;text-transform:uppercase;text-align:center;border-right:1px solid var(--ink);transition:background .15s,color .15s}
.zx-seg label:last-child span{border-right:0}
.zx-seg input:checked+span{background:var(--ink);color:#fff}
.zx-seg input:focus-visible+span{outline:2px solid var(--focus);outline-offset:-4px}

.zx-tabs{display:inline-grid;grid-template-columns:1fr 1fr;border:1px solid var(--ink);margin-bottom:10px}
.zx-tabs [role=tab]{border:0;background:transparent;padding:0 14px;min-height:34px;font:600 11px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;cursor:pointer}
.zx-tabs [role=tab]+button{border-left:1px solid var(--ink)}
.zx-tabs [role=tab][aria-selected=true]{background:var(--ink);color:#fff}

/* ranked subject chips (runtime markup) */
.zx-chips{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
.zw-chip{display:grid;grid-template-columns:26px 1fr auto;grid-template-areas:"s n r" "s c r";column-gap:9px;align-items:center;text-align:left;padding:8px 10px 8px 8px;background:#fff;border:1px solid var(--line);cursor:pointer;min-height:50px;transition:border-color .15s,background .15s,opacity .15s;border-radius:0}
.zw-chip:hover{border-color:var(--c)}
.zw-chip__short{grid-area:s;width:26px;height:26px;display:grid;place-items:center;font:600 11px/1 var(--mono);color:var(--c);background:color-mix(in srgb,var(--c) 12%,#fff)}
.zw-chip__name{grid-area:n;font-size:13px;font-weight:600;line-height:1.2}
.zw-chip__code{grid-area:c;font:500 10.5px/1.3 var(--mono);color:var(--ink-soft)}
.zw-chip__rank{grid-area:r;width:22px;height:22px;border:1px solid var(--line);display:grid;place-items:center;font:600 11px/1 var(--mono)}
.zw-chip[aria-pressed=true]{border-color:var(--c);background:color-mix(in srgb,var(--c) 7%,#fff);box-shadow:inset 3px 0 0 var(--c)}
.zw-chip[aria-pressed=true] .zw-chip__short{background:var(--c);color:#fff}
.zw-chip[aria-pressed=true] .zw-chip__rank{background:var(--c);border-color:var(--c);color:#fff}
.zw-chip.is-full{opacity:.45}
.zw-chip.is-shake{animation:shake .35s}
@keyframes shake{25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
@media (prefers-reduced-motion:reduce){.zw-chip.is-shake{animation:none}}
@media (max-width:520px){.zw-chip{grid-template-columns:minmax(0,1fr) 22px;grid-template-areas:"n r" "c r";padding:8px 8px 8px 10px;column-gap:6px}.zw-chip__short{display:none}.zw-chip__name{font-size:12.5px}}
@media (max-width:340px){.zx-chips{grid-template-columns:1fr}}
.zx-picks{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;min-height:24px;font-size:12.5px;color:var(--ink-soft)}
.zx-picks b{font:600 11px/1 var(--mono);padding:6px 8px;background:var(--ink);color:#fff;font-weight:600}
details.zx-more{margin-top:10px}
details.zx-more summary{cursor:pointer;font-size:13px;font-weight:600;color:var(--ink-soft);list-style:none}
details.zx-more summary::-webkit-details-marker{display:none}
details.zx-more summary::before{content:"+ "}
details.zx-more[open] summary::before{content:"– "}
details.zx-more .zx-inp{margin-top:8px}

.zx-check{display:grid;grid-template-columns:20px 1fr;gap:10px;align-items:start;font-size:13.5px;line-height:1.5;color:var(--ink-soft);cursor:pointer}
.zx-check input{width:18px;height:18px;margin:1px 0 0;accent-color:var(--accent)}
.zx-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.zx-submit{margin-top:20px}
.zx-submit .zx-btn{min-height:54px;font-size:15px}
.zx-fine{font-size:12px;color:var(--ink-soft);margin-top:10px;text-align:center}
form[data-state=submitting] .zx-btn--accent{opacity:.7;pointer-events:none}
form[data-state=submitting] .zx-btn--accent .zx-lbl-go{display:none}
.zx-lbl-wait{display:none}
form[data-state=submitting] .zx-btn--accent .zx-lbl-wait{display:inline}

/* done state */
.zx-done{display:none;padding:26px}
.zx-card.is-done .zx-card__body,.zx-card.is-done .zx-card__head{display:none}
.zx-card.is-done .zx-done{display:block}
.zx-done__mark{width:44px;height:44px;background:var(--accent);display:grid;place-items:center;color:#fff;margin-bottom:18px}
.zx-done h2{font-size:32px}
.zx-done>p{color:var(--ink-soft);margin-top:10px;font-size:15.5px}
.zx-done__picks{margin:18px 0;border-top:1px solid var(--line)}
.zx-done__picks li{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:600}
.zx-done__picks li span{font:600 11px/1 var(--mono);width:24px;height:24px;display:grid;place-items:center;background:var(--c,var(--ink));color:#fff}
.zx-done__picks{list-style:none;padding:0}
.zx-share{display:grid;gap:8px;margin:18px 0 24px}
.zx-fu{border-top:1px solid var(--ink);padding-top:18px}
.zx-fu h3{font-size:20px}
.zx-fu>p{font-size:13.5px;color:var(--ink-soft);margin:4px 0 14px}
.zx-fu__q{margin-bottom:14px}
.zx-fu__q>span{display:block;font-size:12.5px;font-weight:600;margin-bottom:7px}
.zx-fu__opts{display:flex;flex-wrap:wrap;gap:6px}
.zx-fu__opts button{border:1px solid var(--line);background:#fff;padding:7px 10px;font-size:13px;cursor:pointer;border-radius:0}
.zx-fu__opts button:hover{border-color:var(--ink)}
.zx-fu__opts button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.zx-fu__saved{font-size:12.5px;color:var(--zw-green);font-weight:600;min-height:18px}

/* sections */
.zx-sec{padding:96px 0;border-bottom:1px solid var(--line)}
.zx-sec__head{max-width:760px;margin-bottom:48px}
.zx-sec__head h2{margin:16px 0 14px}
.zx-sec__head p{font-size:18px;color:var(--ink-soft)}
@media (max-width:640px){.zx-sec{padding:64px 0}.zx-sec__head{margin-bottom:32px}}

/* chemistry spine */
.zx-chem{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start}
.zx-chem__side p{color:var(--ink-soft);margin-top:14px}
.zx-chem__badge{display:inline-grid;grid-template-columns:auto auto;align-items:center;border:1px solid var(--ink);margin-top:28px;background:var(--white)}
.zx-chem__badge b{font:400 44px/1 var(--serif);padding:14px 18px;background:var(--accent);color:#fff}
.zx-chem__badge span{padding:0 18px;font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;line-height:1.5}
.zx-chem__badge small{display:block;font:500 12px/1.4 var(--mono);color:var(--ink-soft);letter-spacing:0;text-transform:none}
.zx-spine{border:1px solid var(--ink);background:var(--white)}
.zx-spine__bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--ink);flex-wrap:wrap}
.zx-spine__bar .zx-tabs{margin:0}
.zx-spine__bar small{font:500 11px/1.3 var(--mono);color:var(--ink-soft)}
.zx-spine ol{list-style:none;margin:0;padding:0;columns:2;column-gap:0}
.zx-spine li{break-inside:avoid;display:grid;grid-template-columns:38px 1fr;gap:6px;padding:13px 16px;border-bottom:1px solid var(--line);font-size:15px;line-height:1.35}
.zx-spine li b{font:500 12px/1.6 var(--mono);color:var(--accent)}
.zx-spine__foot{padding:12px 16px;font-size:12.5px;color:var(--ink-soft);border-top:1px solid var(--ink);margin-top:-1px;background:var(--paper)}
@media (max-width:900px){.zx-chem{grid-template-columns:1fr;gap:32px}}
@media (max-width:560px){.zx-spine ol{columns:1}}

/* loop */
.zx-loop{display:grid;grid-template-columns:repeat(6,1fr);border:1px solid var(--ink);background:var(--white)}
.zx-loop li{list-style:none;padding:22px 18px 26px;border-right:1px solid var(--line);position:relative}
.zx-loop li:last-child{border-right:0}
.zx-loop small{display:block;font:600 11px/1 var(--mono);color:var(--accent);letter-spacing:.04em}
.zx-loop h3{font-size:21px;margin:14px 0 8px}
.zx-loop p{font-size:14px;color:var(--ink-soft);line-height:1.55}
.zx-loop{padding:0;margin:0}
@media (max-width:1020px){.zx-loop{grid-template-columns:repeat(3,1fr)}.zx-loop li:nth-child(3){border-right:0}.zx-loop li:nth-child(-n+3){border-bottom:1px solid var(--line)}}
@media (max-width:600px){.zx-loop{grid-template-columns:1fr}.zx-loop li{border-right:0;border-bottom:1px solid var(--line);padding:18px 18px 20px}.zx-loop li:last-child{border-bottom:0}.zx-loop h3{margin:10px 0 4px}}

/* vote band */
.zx-dark{background:var(--ink);color:#fff;border-bottom:0}
.zx-dark .zx-eyebrow{color:#ff5c86}
.zx-dark h2 em{color:#ff5c86}
.zx-dark .zx-sec__head p{color:rgba(255,255,255,.6)}
.zx-vote{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:56px;align-items:start}
.zx-vote__side p{color:rgba(255,255,255,.6);margin-top:14px}
.zx-vote__side .zx-btn{margin-top:28px}
.zx-vote__chem{margin-top:32px;border-top:1px solid rgba(255,255,255,.18)}
.zx-vote__chem div{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:14px}
.zx-vote__chem b{font:500 12px/1.6 var(--mono);color:#ff5c86}
.zx-board{border:1px solid rgba(255,255,255,.3)}
.zx-board__bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.3)}
.zx-board__bar .zx-tabs{margin:0;border-color:rgba(255,255,255,.5);grid-template-columns:repeat(3,1fr)}
.zx-board__bar .zx-tabs [role=tab]{color:#fff}
.zx-board__bar .zx-tabs [role=tab]+button{border-color:rgba(255,255,255,.5)}
.zx-board__bar .zx-tabs [role=tab][aria-selected=true]{background:#fff;color:var(--ink)}
.zx-board__bar small{font:500 11px/1.3 var(--mono);color:rgba(255,255,255,.55)}
.zw-tally__list{list-style:none;margin:0;padding:0}
.zw-tally__row{display:grid;grid-template-columns:34px minmax(0,1.3fr) minmax(0,1.6fr) 104px;gap:14px;align-items:center;padding:13px 16px;border-bottom:1px solid rgba(255,255,255,.1)}
.zw-tally__row:last-child{border-bottom:0}
.zw-tally__pos{font:500 12px/1 var(--mono);color:rgba(255,255,255,.45)}
.zw-tally__name{font-size:15px;font-weight:600;line-height:1.25}
.zw-tally__name small{display:block;font:500 11px/1.5 var(--mono);color:rgba(255,255,255,.5)}
.zw-tally__bar{height:10px;background:rgba(255,255,255,.08)}
.zw-tally__bar i{display:block;height:100%;width:var(--p);background:color-mix(in srgb,var(--c) 55%,#fff);transform-origin:left;animation:grow .9s cubic-bezier(.2,.7,.2,1) both}
@keyframes grow{from{transform:scaleX(0)}}
@media (prefers-reduced-motion:reduce){.zw-tally__bar i{animation:none}}
.zw-tally__n{text-align:right;font:400 24px/1 var(--serif)}
.zw-tally__n small{display:block;font:500 10.5px/1.6 var(--mono);color:rgba(255,255,255,.5);margin-top:4px}
.zw-tally__demo{padding:10px 16px;font:500 11px/1.4 var(--mono);color:var(--zw-yellow);border-top:1px dashed rgba(242,194,0,.5)}
.zw-tally--locked{padding:48px 24px;text-align:center}
.zx-lock__box{width:64px;height:64px;margin:0 auto 18px;border:1px solid rgba(255,255,255,.4);display:grid;place-items:center}
.zx-lock__box svg{width:28px;height:28px}
.zx-lock h3{font-size:28px}
.zx-lock p{color:rgba(255,255,255,.6);margin:10px auto 0;max-width:420px;font-size:15px}
.zx-lock__meter{max-width:320px;height:6px;margin:22px auto 8px;background:rgba(255,255,255,.1)}
.zx-lock__meter i{display:block;height:100%;background:#ff5c86;width:var(--p)}
.zx-lock small{font:500 11px/1 var(--mono);color:rgba(255,255,255,.5)}
@media (max-width:900px){.zx-vote{grid-template-columns:1fr;gap:36px}}
@media (max-width:560px){.zw-tally__row{grid-template-columns:24px minmax(0,1fr) auto;row-gap:8px;padding:12px}.zw-tally__n small{white-space:nowrap}.zw-tally__bar{grid-column:2/4;grid-row:2}.zw-tally__n{font-size:20px}.zw-tally__n small{font-size:9.5px}}

/* why now */
.zx-stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.zx-stats div{padding:30px 28px 30px 0;border-right:1px solid var(--line)}
.zx-stats div+div{padding-left:28px}
.zx-stats div:last-child{border-right:0}
.zx-stats .zx-stats__n{display:block;margin:0;font:400 clamp(48px,6vw,76px)/1 var(--serif);letter-spacing:-.02em;color:var(--ink)}
.zx-stats .zx-stats__n em{font-style:normal;color:var(--accent)}
.zx-stats h3{font:600 15px/1.4 var(--sans);margin:14px 0 6px}
.zx-stats p{font-size:14.5px;color:var(--ink-soft);line-height:1.55}
.zx-source{font:500 11.5px/1.5 var(--mono);color:var(--ink-soft);margin-top:16px}
.zx-pull{margin-top:48px;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:end}
.zx-pull blockquote{margin:0;font:400 clamp(26px,3vw,36px)/1.25 var(--serif)}
.zx-pull blockquote em{color:var(--accent)}
.zx-pull p{color:var(--ink-soft);font-size:15.5px}
@media (max-width:820px){.zx-stats{grid-template-columns:1fr}.zx-stats div,.zx-stats div+div{padding:24px 0;border-right:0;border-bottom:1px solid var(--line)}.zx-stats div:last-child{border-bottom:0}.zx-pull{grid-template-columns:1fr;gap:20px}}

/* teacher */
.zx-teach{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);border:1px solid var(--ink);background:var(--white)}
.zx-teach__id{padding:36px;border-right:1px solid var(--ink);background:var(--paper-deep);display:flex;flex-direction:column;justify-content:space-between;gap:32px}
.zx-mono-av{width:88px;height:88px;background:var(--accent);color:#fff;display:grid;place-items:center;font:400 40px/1 var(--serif)}
.zx-teach__id h3{font-size:34px;margin-top:22px}
.zx-teach__id p{color:var(--ink-soft);margin-top:6px;font-size:15px}
.zx-teach__nums{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.zx-teach__nums div{padding-top:14px}
.zx-teach__nums b{display:block;font:400 30px/1 var(--serif)}
.zx-teach__nums span{display:block;font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin-top:6px;line-height:1.4}
.zx-teach__body{padding:36px 40px}
.zx-teach__body blockquote{margin:0 0 26px;padding-bottom:26px;border-bottom:1px solid var(--line);font:400 23px/1.4 var(--serif)}
.zx-teach__body blockquote:last-of-type{border-bottom:0;margin-bottom:0;padding-bottom:0}
.zx-teach__body cite{display:block;margin-top:12px;font:500 12px/1.4 var(--mono);color:var(--ink-soft);font-style:normal}
.zx-teach__note{margin-top:26px;padding:12px 14px;background:var(--accent-soft);font-size:13px;color:var(--accent-dark)}
@media (max-width:860px){.zx-teach{grid-template-columns:1fr}.zx-teach__id{border-right:0;border-bottom:1px solid var(--ink)}.zx-teach__id,.zx-teach__body{padding:26px 20px}}

/* roadmap + perks */
.zx-road{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;list-style:none;margin:0;padding:0}
.zx-road li{padding:26px 22px 0 0;border-top:2px solid var(--line);position:relative}
.zx-road li::before{content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;background:var(--paper);border:2px solid var(--ink-soft)}
.zx-road li.zx-is-now{border-top-color:var(--accent)}
.zx-road li.zx-is-now::before{background:var(--accent);border-color:var(--accent)}
.zx-road li.zx-is-next::before{border-color:var(--accent)}
.zx-road small{font:600 11px/1 var(--mono);color:var(--accent);letter-spacing:.04em;text-transform:uppercase}
.zx-road h3{font-size:22px;margin:10px 0 8px}
.zx-road p{font-size:14.5px;color:var(--ink-soft);line-height:1.55}
.zx-perks{margin-top:64px;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--ink);background:var(--white)}
.zx-perks div{padding:26px;border-right:1px solid var(--line)}
.zx-perks div:last-child{border-right:0}
.zx-perks b{font:600 11px/1 var(--mono);color:var(--accent)}
.zx-perks h3{font-size:22px;margin:12px 0 6px}
.zx-perks p{font-size:14.5px;color:var(--ink-soft);line-height:1.55}
@media (max-width:900px){.zx-road{grid-template-columns:1fr 1fr;row-gap:36px}.zx-perks{grid-template-columns:1fr}.zx-perks div{border-right:0;border-bottom:1px solid var(--line)}.zx-perks div:last-child{border-bottom:0}}
@media (max-width:520px){.zx-road{grid-template-columns:1fr}}

/* faq */
.zx-faq{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px}
.zx-faq__side p{color:var(--ink-soft);margin-top:14px}
.zx-faq__side .zx-btn{margin-top:24px}
.zx-qa{border-top:1px solid var(--ink)}
.zx-qa__item{border-bottom:1px solid var(--line)}
.zx-qa__q{width:100%;display:flex;justify-content:space-between;gap:20px;align-items:center;text-align:left;background:none;border:0;padding:22px 0;font:400 22px/1.3 var(--serif);cursor:pointer}
.zx-qa__q .zx-qa__ic{flex:none;width:28px;height:28px;border:1px solid var(--ink);position:relative}
.zx-qa__q .zx-qa__ic::before,.zx-qa__q .zx-qa__ic::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1.5px;background:var(--ink);transform:translate(-50%,-50%);transition:transform .25s}
.zx-qa__q .zx-qa__ic::after{transform:translate(-50%,-50%) rotate(90deg)}
.zx-qa__q[aria-expanded=true] .zx-qa__ic{background:var(--ink)}
.zx-qa__q[aria-expanded=true] .zx-qa__ic::before,.zx-qa__q[aria-expanded=true] .zx-qa__ic::after{background:#fff}
.zx-qa__q[aria-expanded=true] .zx-qa__ic::after{transform:translate(-50%,-50%) rotate(0)}
.zx-qa__a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.zx-qa__a p{padding:0 48px 24px 0;color:var(--ink-soft);font-size:16px}
@media (prefers-reduced-motion:reduce){.zx-qa__a{transition:none}}
@media (max-width:860px){.zx-faq{grid-template-columns:1fr;gap:28px}.zx-qa__q{font-size:19px}.zx-qa__a p{padding-right:0}}

/* final */
.zx-final{padding:104px 0;text-align:center;background:var(--white)}
.zx-final .zw-rule{margin:0 auto 26px}
.zx-final h2{font-size:clamp(34px,4.6vw,58px);max-width:820px;margin:16px auto 18px}
.zx-final p{color:var(--ink-soft);max-width:560px;margin:0 auto}
.zx-final__cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.zx-foot{padding:40px 0 110px;font-size:13px;color:var(--ink-soft)}
.zx-foot__in{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.zx-foot nav{display:flex;gap:20px;flex-wrap:wrap}
.zx-foot a{text-decoration:none}
.zx-foot a:hover{color:var(--ink)}

/* sticky bar */
.zx-sbar{position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--ink);color:#fff;transform:translateY(110%);transition:transform .3s ease}
.zx-sbar.is-on{transform:none}
.zx-sbar__in{display:flex;align-items:center;gap:16px;min-height:64px}
.zx-sbar p{font-size:14px;flex:1;line-height:1.4}
.zx-sbar p small{display:block;color:rgba(255,255,255,.55);font-size:12px}
.zx-sbar .zx-btn{min-height:42px;flex:none}
.zx-sbar__x{background:none;border:0;color:rgba(255,255,255,.6);font-size:22px;width:36px;height:36px;cursor:pointer;flex:none}
@media (max-width:520px){.zx-sbar p small{display:none}.zx-sbar__in{gap:8px}}
@media (prefers-reduced-motion:reduce){.zx-sbar{transition:none}}

/* reveal */
html.zx-js .zx-rv{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
html.zx-js .zx-rv.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.zx-rv{opacity:1;transform:none;transition:none}}


.zx-sbar__in{padding-right:96px}
@media (max-width:520px){.zx-sbar__in{padding-right:84px}}

/* native-build additions */
.zx-chem__side h2,.zx-vote__side h2,.zx-faq__side h2{margin-top:16px}
.zx-teach__body blockquote:first-of-type{margin-top:20px}
.zx-qa__q,.zx-sbar__x,.zx-tabs [role=tab]{cursor:pointer;user-select:none}
.zx-qa__q:focus-visible,.zx-tabs [role=tab]:focus-visible,.zx-sbar__x:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.zx-tabs [role=tab]{display:flex;align-items:center;justify-content:center}
.zx-sbar__x{display:grid;place-items:center}
.zx-card>.w-embed{display:contents}
#zx-page .w-embed:empty{display:none}