/* ==========================================================
   PROMETHEUS ZERO — pages.css
   Components for the inner pages: product, shop, checkout,
   onboarding, custom builds, research, legal, footer.
   Builds on the tokens in site.css.
   ========================================================== */

/* author display rules (flex/grid) would otherwise defeat [hidden] */
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--live);outline-offset:3px}
.paper-bg :focus-visible{outline-color:var(--ink)}

.skip{position:absolute;left:16px;top:-60px;z-index:2000;background:var(--live);color:var(--ink);
  padding:10px 14px;font-family:var(--f-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.skip:focus{top:12px}

.u-live{color:var(--live)}
.u-gold{color:var(--gold)}
.u-mono{font-family:var(--f-mono)}
.stack-lg>*+*{margin-top:clamp(56px,7vw,96px)}

/* ── page header ──────────────────────────────────────────── */
.phead{position:relative;padding:clamp(128px,17vh,180px) 0 clamp(48px,6vw,84px);overflow:hidden;
  border-bottom:1px solid var(--ink-line)}
.phead__grid{position:absolute;inset:0;z-index:0;opacity:.42;
  background-image:linear-gradient(var(--ink-line) 1px,transparent 1px),
                   linear-gradient(90deg,var(--ink-line) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 95% at 82% 0%,#000 4%,transparent 68%);
  -webkit-mask-image:radial-gradient(ellipse 80% 95% at 82% 0%,#000 4%,transparent 68%)}
.phead>.wrap{position:relative;z-index:1}
.crumbs{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:26px;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gray-2)}
.crumbs a{color:var(--gray);transition:color .3s}
.crumbs a:hover{color:var(--paper)}
.crumbs span[aria-hidden]{opacity:.5}
.phead h1{font-size:clamp(40px,6vw,84px);margin-bottom:22px;max-width:15ch}
.phead .lead{max-width:58ch}
.phead__meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}

.sec-head{display:grid;grid-template-columns:1fr auto;gap:clamp(20px,4vw,56px);align-items:end;
  margin-bottom:clamp(32px,4vw,56px)}
.sec-head .mono-label{margin-bottom:20px}
.sec-head h2{font-size:clamp(30px,4vw,54px);max-width:16ch}
.sec-head .lead{max-width:44ch}

/* ── chips ────────────────────────────────────────────────── */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid var(--ink-line);
  font-family:var(--f-mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--paper-3)}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--live);font-style:normal}
.chip--no i{background:var(--down-deep)}

/* ── home: product strip under the hero ──────────────────── */
.strip{border-bottom:1px solid var(--ink-line);background:var(--ink-1)}
.strip a{display:flex;align-items:center;gap:16px;padding:17px 0;font-family:var(--f-mono);
  font-size:12px;letter-spacing:.06em;color:var(--gray)}
.strip .tag{flex:none;border:1px solid color-mix(in srgb,var(--live) 50%,var(--ink-line));color:var(--live);
  padding:4px 9px;font-size:10px;letter-spacing:.18em;text-transform:uppercase}
.strip b{color:var(--paper);font-weight:500}
.strip .go{margin-left:auto;flex:none;color:var(--paper-3);display:inline-flex;gap:8px;align-items:center}
.strip .go .arrow{transition:transform .45s var(--ease)}
.strip a:hover .go .arrow{transform:translateX(5px)}

/* ── product hero ─────────────────────────────────────────── */
.pd{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.pd h1{max-width:10ch}
.pd h1 .ver{display:block;font-family:var(--f-mono);font-size:clamp(12px,1vw,14px);font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--live);margin-top:14px}
.pd .chips{margin:28px 0 34px}
.pd__cta{display:flex;gap:12px;flex-wrap:wrap}
.pd__note{margin-top:18px;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;color:var(--gray-2)}
.pd__viz .prj__viz{border:1px solid var(--ink-line);min-height:clamp(300px,34vw,440px)}

/* ── modules ──────────────────────────────────────────────── */
.mods{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--ink-line);
  border:1px solid var(--ink-line)}
.mod{background:var(--ink);padding:clamp(24px,2.8vw,38px);display:flex;flex-direction:column}
.mod__n{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.2em;color:var(--live);margin-bottom:22px}
.mod h3{font-family:var(--f-display);font-weight:500;font-size:clamp(22px,2vw,28px);letter-spacing:-.03em;margin-bottom:6px}
.mod__tag{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--gray);margin-bottom:18px}
.mod p{color:var(--gray);font-size:14.5px;line-height:1.65;margin-bottom:18px}
.ticks{list-style:none;display:grid;gap:9px}
.ticks li{position:relative;padding-left:22px;color:var(--paper-3);font-size:14px;line-height:1.5}
.ticks li::before{content:"";position:absolute;left:2px;top:.55em;width:9px;height:5px;
  border-left:1.5px solid var(--live);border-bottom:1.5px solid var(--live);transform:rotate(-45deg)}
.paper-bg .ticks li{color:#3a3935}
.paper-bg .ticks li::before{border-color:#5d7a17}
.crosses li::before,.crosses li::after{content:"";position:absolute;left:1px;top:.78em;width:11px;height:1.5px;
  border:0;background:var(--down-deep);transform:rotate(45deg)}
.crosses li::after{transform:rotate(-45deg)}
.paper-bg .crosses li::before{background:var(--down-deep)}

/* ── flow (horizontal steps) ──────────────────────────────── */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2vw,28px);counter-reset:flow}
.flow li{list-style:none;position:relative;padding-top:22px;border-top:1px solid var(--ink-line)}
.flow li::before{counter-increment:flow;content:"0" counter(flow);position:absolute;top:-1px;left:0;
  padding-top:14px;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.18em;color:var(--live);
  border-top:1px solid var(--live);width:36px}
.flow h4{font-family:var(--f-display);font-weight:500;font-size:19px;letter-spacing:-.025em;margin:18px 0 8px}
.flow p{color:var(--gray);font-size:14px;line-height:1.62}
.paper-bg .flow li{border-color:var(--paper-line)}
.paper-bg .flow li::before{color:#5d7a17;border-color:var(--ink)}
.paper-bg .flow p{color:var(--gray-2)}

/* ── two-list comparison ──────────────────────────────────── */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--paper-line);border:1px solid var(--paper-line)}
.duo>div{background:var(--paper);padding:clamp(22px,2.6vw,34px)}
.duo h3{font-family:var(--f-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--gray-2);
  margin-bottom:18px}

/* ── pricing ──────────────────────────────────────────────── */
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(16px,2vw,24px)}
.plan{position:relative;border:1px solid var(--ink-line);background:var(--ink-1);
  padding:clamp(24px,2.8vw,36px);display:flex;flex-direction:column}
.plan--pick{border-color:color-mix(in srgb,var(--live) 46%,var(--ink-line));
  background:linear-gradient(170deg,color-mix(in srgb,var(--live) 5%,transparent),transparent 58%),var(--ink-1)}
.plan__kick{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:26px;
  font-family:var(--f-mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--gray-2)}
.plan--pick .plan__kick b{color:var(--live);font-weight:500}
.plan h3{font-family:var(--f-display);font-weight:500;font-size:24px;letter-spacing:-.03em;margin-bottom:14px}
.plan__price{display:flex;align-items:baseline;gap:10px;margin-bottom:6px}
.plan__price strong{font-family:var(--f-display);font-weight:500;font-size:clamp(48px,5vw,68px);
  letter-spacing:-.05em;line-height:1}
.plan__price span{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;color:var(--gray)}
.plan__sub{font-size:14px;color:var(--gray);margin-bottom:24px;min-height:3em}
.plan .ticks{margin-bottom:30px;padding-top:22px;border-top:1px solid var(--ink-line)}
.plan .btn{margin-top:auto}
.plans__foot{margin-top:22px}

/* ── notices ──────────────────────────────────────────────── */
.notice{display:grid;grid-template-columns:auto 1fr;gap:16px;padding:18px 20px;
  border:1px solid color-mix(in srgb,var(--gold) 42%,var(--ink-line));
  background:color-mix(in srgb,var(--gold) 5%,transparent)}
.notice__ic{width:28px;height:28px;border:1px solid var(--gold);border-radius:50%;display:grid;place-items:center;
  color:var(--gold);font-family:var(--f-mono);font-size:13px;font-weight:600;line-height:1}
.notice h4{font-family:var(--f-mono);font-size:11px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold);margin-bottom:6px}
.notice p{color:var(--paper-3);font-size:14px;line-height:1.62}
.notice p+p{margin-top:8px}
.notice--safe{border-color:color-mix(in srgb,var(--up-deep) 40%,var(--ink-line));
  background:color-mix(in srgb,var(--up-deep) 4%,transparent)}
.notice--safe .notice__ic{border-color:var(--up-deep);color:var(--up-deep)}
.notice--safe h4{color:var(--up-deep)}

/* ── FAQ ──────────────────────────────────────────────────── */
.faq{border-top:1px solid var(--ink-line)}
.faq details{border-bottom:1px solid var(--ink-line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 0;display:flex;align-items:baseline;
  justify-content:space-between;gap:24px;font-family:var(--f-display);font-weight:500;
  font-size:clamp(17px,1.5vw,20px);letter-spacing:-.02em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);font-size:18px;color:var(--live);flex:none;
  transition:transform .35s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details>div{padding:0 0 24px;max-width:72ch}
.faq details p{color:var(--gray);font-size:15px;line-height:1.68}
.faq details p+p{margin-top:10px}
.faq a{color:var(--paper);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--gray-2)}

/* ── forms ────────────────────────────────────────────────── */
.form{display:grid;gap:20px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form__group{display:grid;gap:14px;padding-top:26px;border-top:1px solid var(--ink-line)}
.form__group:first-child{padding-top:0;border-top:0}
.form__legend{font-family:var(--f-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--paper-3)}
.form__legend b{color:var(--live);font-weight:500;margin-right:10px}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field>label,.lbl{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--gray)}
.field>label .opt{color:var(--gray-2);letter-spacing:.06em;text-transform:none}
.field input,.field select,.field textarea{width:100%;background:var(--ink);border:1px solid var(--ink-line);
  color:var(--paper);font:inherit;font-size:15px;padding:14px 15px;border-radius:0;
  transition:border-color .25s,box-shadow .25s;-webkit-appearance:none;appearance:none}
.field input::placeholder,.field textarea::placeholder{color:#5a574f}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--live);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--live) 16%,transparent)}
.field select{padding-right:42px;cursor:pointer;
  background:var(--ink) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%238A8782' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 16px center}
.field textarea{min-height:128px;resize:vertical;line-height:1.55}
.field__hint{font-size:12.5px;color:var(--gray-2);line-height:1.5}
.field__msg{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.06em;color:var(--down-deep)}
.field__msg:empty{display:none}
.field.bad input,.field.bad select,.field.bad textarea{border-color:var(--down-deep)}

.seg{display:grid;grid-template-columns:1fr 1fr;gap:12px;position:relative}
.seg input{position:absolute;opacity:0;pointer-events:none}
.opt-card{display:flex;flex-direction:column;gap:4px;padding:18px 18px 16px;border:1px solid var(--ink-line);
  background:var(--ink);cursor:pointer;transition:border-color .25s,background .25s;height:100%}
.opt-card:hover{border-color:var(--ink-3)}
.opt-card__top{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.opt-card b{font-family:var(--f-display);font-weight:500;font-size:18px;letter-spacing:-.02em}
.opt-card strong{font-family:var(--f-display);font-weight:500;font-size:26px;letter-spacing:-.04em}
.opt-card span{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray)}
.seg input:checked+.opt-card{border-color:var(--live);background:color-mix(in srgb,var(--live) 6%,var(--ink))}
.seg input:checked+.opt-card span{color:var(--live)}
.seg input:focus-visible+.opt-card{outline:2px solid var(--live);outline-offset:2px}

.check{display:grid;grid-template-columns:20px 1fr;gap:12px;align-items:start;font-size:13.5px;
  line-height:1.55;color:var(--gray);cursor:pointer}
.check input{-webkit-appearance:none;appearance:none;width:20px;height:20px;margin:1px 0 0;
  border:1px solid var(--ink-line);background:var(--ink);display:grid;place-items:center;cursor:pointer;
  transition:background .2s,border-color .2s}
.check input:checked{background:var(--live);border-color:var(--live)}
.check input:checked::after{content:"";width:10px;height:5px;border-left:2px solid var(--ink);
  border-bottom:2px solid var(--ink);transform:translateY(-1px) rotate(-45deg)}
.check a{color:var(--paper);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--gray-2)}
.check.bad input{border-color:var(--down-deep)}
.check .field__msg{display:block;margin-top:6px}

.hp{position:absolute!important;left:-10000px!important;top:auto;width:1px;height:1px;overflow:hidden}
.form__err{border:1px solid var(--down-deep);background:color-mix(in srgb,var(--down-deep) 9%,transparent);
  color:var(--paper);padding:13px 15px;font-size:14px;line-height:1.5}
.form__foot{display:flex;align-items:center;justify-content:space-between;gap:16px 24px;flex-wrap:wrap;
  padding-top:6px}
.form__foot small{font-family:var(--f-mono);font-size:11px;letter-spacing:.06em;color:var(--gray-2);max-width:40ch;line-height:1.6}
.btn[disabled]{opacity:.6;cursor:progress;transform:none!important}
.btn--live{background:var(--live);color:var(--ink);font-weight:600}
.btn--live:hover{background:#cdf06f;transform:translateY(-2px)}
.btn--block{width:100%}

/* ── checkout ─────────────────────────────────────────────── */
.checkout{display:grid;grid-template-columns:1.22fr .78fr;gap:clamp(28px,4.4vw,72px);align-items:start}
.summary{position:sticky;top:104px;border:1px solid var(--ink-line);background:var(--ink-1)}
.summary__hd{padding:20px 22px;border-bottom:1px solid var(--ink-line);font-family:var(--f-mono);
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--gray)}
.summary__item{padding:22px;border-bottom:1px solid var(--ink-line)}
.summary__item b{display:block;font-family:var(--f-display);font-weight:500;font-size:19px;letter-spacing:-.02em;margin-bottom:4px}
.summary__item span{font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;color:var(--gray)}
.summary__row{display:flex;justify-content:space-between;gap:12px;padding:13px 22px;
  border-bottom:1px solid var(--ink-line);font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;color:var(--gray)}
.summary__row strong{color:var(--paper);font-weight:500}
.summary__row--due strong{color:var(--live)}
.summary__row--total{padding:18px 22px}
.summary__row--total strong{font-family:var(--f-display);font-size:28px;letter-spacing:-.04em}
.summary__body{padding:20px 22px}
.summary__body .notice{margin-top:16px}
.mini-steps{list-style:none;display:grid;gap:12px;counter-reset:ms}
.mini-steps li{display:grid;grid-template-columns:26px 1fr;gap:10px;font-size:13.5px;color:var(--gray);line-height:1.5}
.mini-steps li::before{counter-increment:ms;content:counter(ms);width:22px;height:22px;border:1px solid var(--ink-line);
  display:grid;place-items:center;font-family:var(--f-mono);font-size:10.5px;color:var(--live)}
.mini-steps b{color:var(--paper-3);font-weight:500}

/* ── confirmation / onboarding ───────────────────────────── */
.confirm{border:1px solid color-mix(in srgb,var(--live) 40%,var(--ink-line));
  background:linear-gradient(160deg,color-mix(in srgb,var(--live) 6%,transparent),transparent 60%),var(--ink-1);
  padding:clamp(24px,3vw,40px);display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
.confirm__lbl{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);margin-bottom:10px}
.ref{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.ref__code{font-family:var(--f-mono);font-weight:500;font-size:clamp(28px,3.6vw,44px);letter-spacing:.06em;color:var(--live)}
.ref__copy{border:1px solid var(--ink-line);padding:8px 12px;font-family:var(--f-mono);font-size:10.5px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--paper-3);transition:border-color .25s,color .25s}
.ref__copy:hover{border-color:var(--paper);color:var(--paper)}
.ref__copy.done{border-color:var(--live);color:var(--live)}
.confirm__plan{text-align:right}
.confirm__plan b{display:block;font-family:var(--f-display);font-weight:500;font-size:20px;letter-spacing:-.02em}
.confirm__plan span{font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;color:var(--gray)}
.confirm__plan strong{display:block;font-family:var(--f-display);font-weight:500;font-size:34px;letter-spacing:-.04em;margin-top:6px}

.onb{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,80px);align-items:start}
.tl{list-style:none;counter-reset:tl}
.tl li{position:relative;padding:0 0 32px 60px}
.tl li::before{counter-increment:tl;content:"0" counter(tl);position:absolute;left:0;top:-2px;width:38px;height:38px;
  border:1px solid var(--ink-line);background:var(--ink);display:grid;place-items:center;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.06em;color:var(--live);z-index:1}
.tl li::after{content:"";position:absolute;left:19px;top:36px;bottom:0;width:1px;background:var(--ink-line)}
.tl li:last-child{padding-bottom:0}
.tl li:last-child::after{display:none}
.tl h3{font-family:var(--f-display);font-weight:500;font-size:20px;letter-spacing:-.025em;margin-bottom:6px}
.tl p{color:var(--gray);font-size:14.5px;line-height:1.65;max-width:54ch}
.tl p+p{margin-top:8px}
.tl .tl__when{display:inline-block;margin-bottom:8px;font-family:var(--f-mono);font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gray-2)}
.side-stack{display:grid;gap:18px;position:sticky;top:104px}
.contact-card{border:1px solid var(--ink-line);background:var(--ink-1);padding:22px}
.contact-card h3{font-family:var(--f-mono);font-size:11px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gray);margin-bottom:14px}
.contact-card a.big{display:inline-flex;gap:10px;align-items:center;font-family:var(--f-display);font-weight:500;
  font-size:clamp(18px,1.6vw,22px);letter-spacing:-.02em;border-bottom:1px solid var(--ink-line);padding-bottom:6px;
  transition:border-color .3s}
.contact-card a.big:hover{border-color:var(--live)}
.contact-card p{color:var(--gray);font-size:13.5px;line-height:1.6;margin-top:12px}

/* ── capabilities ─────────────────────────────────────────── */
.caps{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--ink-line);border:1px solid var(--ink-line)}
.cap{background:var(--ink);padding:clamp(22px,2.6vw,34px);min-height:230px;display:flex;flex-direction:column;
  transition:background .4s}
.cap:hover{background:var(--ink-1)}
.cap svg{width:38px;height:38px;margin-bottom:auto}
.cap svg .s{stroke:var(--paper-3);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.cap svg .a{stroke:var(--live)}
.cap h3{font-family:var(--f-display);font-weight:500;font-size:20px;letter-spacing:-.025em;margin:30px 0 8px}
.cap p{color:var(--gray);font-size:14px;line-height:1.62}

.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,40px)}
.pillar{border-top:1px solid var(--ink);padding-top:20px}
.pillar h3{font-family:var(--f-display);font-weight:500;font-size:22px;letter-spacing:-.03em;margin-bottom:10px}
.pillar p{color:var(--gray-2);font-size:15px;line-height:1.65}

.enq{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(28px,5vw,80px);align-items:start}
.enq__side{position:sticky;top:104px}
.enq__side h2{font-size:clamp(32px,4vw,52px);margin-bottom:20px;max-width:11ch}

/* ── CTA band ─────────────────────────────────────────────── */
.band{border-top:1px solid var(--ink-line);background:var(--ink-1)}
.band__in{display:flex;align-items:center;justify-content:space-between;gap:24px 40px;flex-wrap:wrap;
  padding-block:clamp(40px,5vw,68px)}
.band h2{font-size:clamp(28px,3.4vw,46px);max-width:17ch}
.band p{color:var(--gray);margin-top:12px;max-width:50ch}
.band__cta{display:flex;gap:12px;flex-wrap:wrap}

/* ── shop ─────────────────────────────────────────────────── */
.prod{display:grid;grid-template-columns:.9fr 1.1fr;border:1px solid var(--ink-line);background:var(--ink-1)}
.prod__info{padding:clamp(24px,3vw,44px);border-right:1px solid var(--ink-line);display:flex;flex-direction:column}
.prod__info h2{font-size:clamp(34px,3.8vw,52px);margin:18px 0 6px}
.prod__info .prj__tag{margin-bottom:18px}
.prod__info p{color:var(--gray);font-size:15px;line-height:1.66;margin-bottom:24px}
.prod__info .btn{align-self:flex-start;margin-top:auto}
.prod__plans{display:grid;grid-template-rows:1fr 1fr}
.prod__plan{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;padding:clamp(22px,2.6vw,34px);
  border-bottom:1px solid var(--ink-line);transition:background .35s}
.prod__plan:last-child{border-bottom:0}
.prod__plan:hover{background:var(--ink-2)}
.prod__plan b{display:block;font-family:var(--f-display);font-weight:500;font-size:22px;letter-spacing:-.03em;margin-bottom:4px}
.prod__plan span{font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;color:var(--gray)}
.prod__plan strong{font-family:var(--f-display);font-weight:500;font-size:clamp(34px,3.4vw,46px);letter-spacing:-.05em}
.prod__plan .go{display:flex;align-items:center;gap:18px}
.prod__plan .arrow{font-family:var(--f-mono);color:var(--live);transition:transform .45s var(--ease)}
.prod__plan:hover .arrow{transform:translateX(5px)}

/* ── research list ────────────────────────────────────────── */
.plist{border-top:1px solid var(--ink-line)}
.pcard{display:grid;grid-template-columns:150px 1fr auto;gap:clamp(18px,3vw,40px);align-items:baseline;
  padding:30px 0;border-bottom:1px solid var(--ink-line)}
.pcard time,.pcard .when{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray-2)}
.pcard h2{font-family:var(--f-display);font-weight:500;font-size:clamp(22px,2.3vw,30px);letter-spacing:-.03em;
  line-height:1.15;margin-bottom:10px;transition:color .3s}
.pcard p{color:var(--gray);font-size:15px;line-height:1.62;max-width:64ch}
.pcard .tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}
.pcard .go{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--paper-3);
  white-space:nowrap}
a.pcard:hover h2{color:var(--live)}
.pcard--draft h2{color:var(--gray)}
.pcard--draft .go{color:var(--gray-2)}

/* ── article + legal ──────────────────────────────────────── */
.art{background:var(--paper);color:var(--ink)}
.art__grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:clamp(32px,6vw,96px);
  padding-block:clamp(56px,7vw,100px);align-items:start}
.art__grid--legal{grid-template-columns:220px minmax(0,1fr)}
.art-meta{display:flex;gap:10px 22px;flex-wrap:wrap;margin-top:28px;font-family:var(--f-mono);font-size:11px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--gray)}
.art-meta b{color:var(--paper-3);font-weight:500}

.prose{font-size:clamp(16.5px,1.22vw,18px);line-height:1.76;color:#2b2a27;max-width:70ch}
.prose>*:first-child{margin-top:0}
.prose h2{font-family:var(--f-display);font-weight:500;font-size:clamp(24px,2.2vw,31px);letter-spacing:-.028em;
  line-height:1.16;color:var(--ink);margin:2.1em 0 .65em}
.prose h3{font-family:var(--f-display);font-weight:500;font-size:21px;letter-spacing:-.02em;color:var(--ink);margin:1.8em 0 .5em}
.prose p{margin:0 0 1.15em}
.prose a{color:var(--ink);text-decoration:underline;text-decoration-color:#8fa94a;text-decoration-thickness:1.5px;
  text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--ink)}
.prose strong{color:var(--ink);font-weight:600}
.prose em{font-style:italic}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.25em}
.prose li{margin:.4em 0}
.prose li::marker{color:var(--gray)}
.prose table{width:100%;border-collapse:collapse;margin:1.6em 0 1.8em;font-family:var(--f-mono);font-size:13.5px}
.prose th,.prose td{border-bottom:1px solid var(--paper-line);padding:11px 12px;text-align:left;vertical-align:top}
.prose th{font-size:10.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--gray-2)}
.prose td:last-child{text-align:right;color:var(--ink);font-weight:500}
.prose code{font-family:var(--f-mono);font-size:.86em;background:var(--paper-2);padding:.12em .38em}
.prose blockquote{margin:1.6em 0;padding:4px 0 4px 20px;border-left:2px solid var(--ink);
  font-family:var(--f-display);font-size:1.16em;line-height:1.5;color:var(--ink)}
.prose hr{border:0;height:1px;background:var(--paper-line);margin:2.4em 0}
.table-wrap{overflow-x:auto}

.art__aside{position:sticky;top:104px;display:grid;gap:16px}
.aside-card{border:1px solid var(--paper-line);padding:22px;background:var(--paper)}
.aside-card--ink{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.aside-card h3{font-family:var(--f-mono);font-size:10.5px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gray-2);margin-bottom:12px}
.aside-card--ink h3{color:var(--gray)}
.aside-card b{display:block;font-family:var(--f-display);font-weight:500;font-size:22px;letter-spacing:-.03em;margin-bottom:8px}
.aside-card p{font-size:13.5px;line-height:1.6;color:var(--gray-2);margin-bottom:16px}
.aside-card--ink p{color:var(--gray)}
.toc{list-style:none;display:grid;gap:8px}
.toc a{font-size:13.5px;color:var(--gray-2);line-height:1.4;transition:color .25s}
.toc a:hover{color:var(--ink)}

.doc-nav{position:sticky;top:104px;display:grid;gap:2px}
.doc-nav a{display:block;padding:10px 0;border-bottom:1px solid var(--paper-line);font-family:var(--f-mono);
  font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-2);transition:color .25s}
.doc-nav a:hover,.doc-nav a.on{color:var(--ink)}
.doc-nav a.on{border-color:var(--ink)}

.post-foot{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--paper-line);border:1px solid var(--paper-line);margin-top:48px}
.post-foot a,.post-foot span{background:var(--paper);padding:20px;display:block}
.post-foot small{display:block;font-family:var(--f-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gray-2);margin-bottom:6px}
.post-foot b{font-family:var(--f-display);font-weight:500;letter-spacing:-.02em}
.fineprint{margin-top:40px;padding-top:20px;border-top:1px solid var(--paper-line);font-size:13px;line-height:1.65;
  color:var(--gray-2)}
.fineprint a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}

/* ── footer ───────────────────────────────────────────────── */
.site-ftr{background:var(--ink);border-top:1px solid var(--ink-line);position:relative;overflow-x:clip}
.ftr__cols{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:clamp(24px,3vw,48px);
  padding:clamp(52px,6vw,84px) 0 clamp(36px,4vw,56px)}
.ftr__about p{color:var(--gray-2);font-size:14px;line-height:1.65;max-width:34ch;margin-top:18px}
.ftr__about .mailto-sm{display:inline-block;margin-top:18px;color:var(--paper);font-family:var(--f-display);
  font-size:17px;letter-spacing:-.02em;border-bottom:1px solid var(--ink-line);padding-bottom:4px;transition:border-color .3s}
.ftr__about .mailto-sm:hover{border-color:var(--live)}
.ftr__col h2{font-family:var(--f-mono);font-size:10.5px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gray-2);margin-bottom:16px}
.ftr__col a{display:block;color:var(--gray);font-size:14px;padding:5px 0;transition:color .25s}
.ftr__col a:hover{color:var(--paper)}
.ftr__col a.hl{color:var(--live)}
.ftr__risk{padding:18px 0;border-top:1px solid var(--ink-line);font-size:12px;line-height:1.65;color:var(--gray-2);max-width:96ch}
.ftr__risk a{color:var(--gray);text-decoration:underline;text-underline-offset:2px}
.site-ftr .ftr{padding-top:clamp(28px,3vw,40px)}


/* ── development notice (collapses once the page scrolls) ─── */
.devnote{background:color-mix(in srgb,var(--gold) 9%,var(--ink));border-bottom:1px solid color-mix(in srgb,var(--gold) 26%,var(--ink-line));
  overflow:hidden;max-height:40px;transition:max-height .45s var(--ease),opacity .3s,border-color .3s}
.devnote__in{display:flex;align-items:center;justify-content:center;gap:10px;min-height:30px;padding-block:6px;
  font-family:var(--f-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);text-align:center}
.devnote__dot{width:6px;height:6px;border-radius:50%;background:var(--gold);flex:none}
.devnote__sep{opacity:.5}
.nav.scrolled .devnote{max-height:0;opacity:0;border-bottom-color:transparent}
body.has-devnote .hero{padding-top:calc(clamp(104px,12vh,132px) + 30px)}
body.has-devnote .phead{padding-top:calc(clamp(128px,17vh,180px) + 30px)}
@media(max-width:560px){ .devnote__in{font-size:9.5px;letter-spacing:.1em;gap:7px} }

/* ── template support ─────────────────────────────────────── */
fieldset{border:0;padding:0;margin:0;min-width:0}
legend{padding:0}
.phead--compact{padding-bottom:clamp(36px,4vw,56px)}
.phead--compact h1{font-size:clamp(36px,4.8vw,66px)}
.phead--center{min-height:70svh;display:flex;align-items:center}
.phead .post-title{max-width:20ch;font-size:clamp(34px,4.6vw,64px)}
.phead .chips{margin-bottom:22px}
.u-ink{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.mt-s{margin-top:10px}
.mt-m{margin-top:18px}
.mt-l{margin-top:28px}
.mt-xl{margin-top:clamp(48px,6vw,88px)}
.mb-m{margin:0 0 16px}
.mb-l{margin-bottom:28px}
.pt-0{padding-top:0!important}

.notes__ctl .btn{padding:14px 18px;margin-right:4px}
.note--draft{cursor:default;background:transparent;border-style:dashed}
.note--draft:hover{transform:none;background:transparent;border-color:var(--ink-line)}
.note--draft h3{color:var(--paper-3)}

.prj__card h3.h4{font-family:var(--f-display);font-weight:500;font-size:23px;letter-spacing:-.03em;
  margin-top:26px;margin-bottom:5px}
.prj__meta h2{font-size:clamp(28px,3.1vw,42px);letter-spacing:-.035em;margin-bottom:6px}
.prj__meta .pd__cta{margin-top:auto}
.cap .mod__n{margin-bottom:0}
.cap .mod__n.u-gold{color:var(--gold)}

.paper-bg .faq,.paper-bg .faq details{border-color:var(--paper-line)}
.paper-bg .faq summary::after{color:#5d7a17}
.paper-bg .faq details p{color:var(--gray-2)}
.paper-bg .faq a{color:var(--ink);text-decoration-color:var(--gray)}
.paper-bg .prose code,.paper-bg code{font-family:var(--f-mono);font-size:.88em;background:var(--paper-2);padding:.1em .35em}

/* ── responsive ───────────────────────────────────────────── */
@media(max-width:1080px){
  .pd,.checkout,.onb,.enq{grid-template-columns:1fr}
  .summary,.side-stack,.enq__side{position:static}
  .art__grid{grid-template-columns:1fr}
  .art__aside{position:static;grid-template-columns:1fr 1fr}
  .art__grid--legal{grid-template-columns:1fr}
  .doc-nav{position:static;grid-template-columns:repeat(3,1fr);gap:0 16px}
  .caps{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr);row-gap:32px}
  .ftr__cols{grid-template-columns:1fr 1fr}
  .ftr__about{grid-column:1/-1}
}
@media(max-width:860px){
  .sec-head{grid-template-columns:1fr;align-items:start}
  .mods,.duo,.plans,.prod{grid-template-columns:1fr}
  .prod__info{border-right:0;border-bottom:1px solid var(--ink-line)}
  .pillars{grid-template-columns:1fr}
  .pcard{grid-template-columns:1fr;gap:8px}
  .pcard .go{justify-self:start}
  .confirm{grid-template-columns:1fr}
  .confirm__plan{text-align:left}
}
@media(max-width:620px){
  .form__row,.seg{grid-template-columns:1fr}
  .caps,.flow{grid-template-columns:1fr}
  .art__aside{grid-template-columns:1fr}
  .doc-nav{grid-template-columns:1fr}
  .ftr__cols{grid-template-columns:1fr}
  .post-foot{grid-template-columns:1fr}
  .strip .msg{display:none}
  .band__cta .btn,.pd__cta .btn{flex:1 1 100%}
  .prod__plan{grid-template-columns:1fr}
}