/* tokens */
:root{
  --c-white:#FFFFFF;
  --c-black:#0A0A0A;
  --c-ink:#000000;
  --c-gray-50:#F5F5F5;
  --c-gray-100:#ECECEC;
  --c-gray-200:#E0E0E0;
  --c-gray-300:#D2D2D2;
  --c-gray-400:#B3B3B3;
  --c-gray-600:#6E6E6E;
  --c-gray-700:#444444;
  --c-gray-800:#2A2A2A;

  --bg-page:var(--c-white);
  --bg-muted:var(--c-gray-50);
  --bg-inverse:var(--c-black);
  --text-primary:var(--c-black);
  --text-secondary:#565656;
  --text-muted:var(--c-gray-600);
  --text-inverse:var(--c-white);
  --border:var(--c-gray-200);
  --border-strong:var(--c-gray-300);
  --error:#C0392B;

  --white-a-12:rgba(255,255,255,.12);
  --white-a-20:rgba(255,255,255,.2);
  --white-a-40:rgba(255,255,255,.4);
  --white-a-64:rgba(255,255,255,.64);

  --font-body:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --font-logo:"Bodoni Moda",Didot,"Times New Roman",serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;

  --fs-body:1.0625rem;
  --fs-small:.9375rem;
  --fs-caption:.8125rem;
  --fs-overline:.75rem;

  --container:1560px;
  --container-pad:clamp(22px,5vw,92px);
  --band-y:clamp(72px,9vw,146px);

  --radius-sm:4px;
  --radius-md:10px;
  --radius-pill:999px;

  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-emph:cubic-bezier(.16,1,.3,1);
  --dur-fast:150ms;
  --dur-base:260ms;

  --z-sticky:900;
  --z-overlay:1000;
}

/* base */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--text-primary);
  font-family:var(--font-body);
  font-size:var(--fs-body);
  line-height:1.5;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
h1,h2,h3,h4,h5,p,figure,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
svg{display:block}
img{max-width:100%;display:block}
table{border-collapse:collapse;width:100%}
::selection{background:var(--c-black);color:var(--c-white)}
:focus-visible{outline:2px solid var(--c-black);outline-offset:3px}

.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  z-index:var(--z-overlay);
  background:var(--c-black);
  color:#fff;
  padding:12px 18px;
  font:600 var(--fs-caption)/1 var(--font-body);
  letter-spacing:.04em;
}
.skip-link:focus{left:0}

/* layout */
.container{
  width:100%;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:var(--container-pad);
}
.band{padding-block:var(--band-y)}
.band--tight{padding-block:clamp(56px,6vw,96px)}
.band--muted{background:var(--bg-muted)}
.band--inverse{background:var(--bg-inverse);color:var(--text-inverse)}
.band--line{border-top:1px solid var(--border)}
.rule{height:1px;background:var(--border);border:0;width:100%}
[id]{scroll-margin-top:96px}

/* type */
.overline{
  display:inline-flex;
  align-items:center;
  gap:.85em;
  font:500 var(--fs-overline)/1 var(--font-body);
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--text-secondary);
}
.overline::before{
  content:"";
  inline-size:24px;
  block-size:1px;
  background:currentColor;
  opacity:.5;
}
.overline--plain::before{display:none}
.band--inverse .overline{color:var(--white-a-64)}

.index-mark{
  font:500 var(--fs-caption)/1 var(--font-mono);
  letter-spacing:.14em;
  color:var(--text-muted);
  text-transform:uppercase;
}

.h-hero{
  font-size:clamp(3rem,10vw,9.5rem);
  line-height:.94;
  letter-spacing:-.025em;
  font-weight:600;
}
.h-1{
  font-size:clamp(2.5rem,6.4vw,5.5rem);
  line-height:1;
  letter-spacing:-.022em;
  font-weight:600;
}
.h-2{
  font-size:clamp(1.9rem,3.9vw,3.1rem);
  line-height:1.06;
  letter-spacing:-.016em;
  font-weight:600;
}
.h-3{
  font-size:clamp(1.4rem,2.4vw,1.95rem);
  line-height:1.14;
  letter-spacing:-.011em;
  font-weight:600;
}
.h-4{
  font-size:clamp(1.12rem,1.5vw,1.3rem);
  line-height:1.25;
  letter-spacing:-.006em;
  font-weight:600;
}
.lede{
  font-size:clamp(1.09rem,1.45vw,1.35rem);
  line-height:1.52;
  color:var(--text-secondary);
  max-width:60ch;
}
.lede strong{color:var(--text-primary);font-weight:600}
.band--inverse .lede{color:var(--white-a-64)}
.band--inverse .lede strong{color:#fff}
.prose p{
  color:var(--text-secondary);
  line-height:1.64;
  max-width:68ch;
}
.prose p + p{margin-top:1.05em}
.prose strong{color:var(--text-primary);font-weight:600}
.measure{max-width:64ch}
.measure-sm{max-width:50ch}
.measure-xs{max-width:38ch}

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.65em;
  font:600 var(--fs-caption)/1 var(--font-body);
  letter-spacing:.06em;
  text-transform:uppercase;
  padding:15px 27px;
  border:1px solid var(--c-black);
  border-radius:var(--radius-pill);
  background:var(--c-black);
  color:#fff;
  white-space:nowrap;
  transition:background var(--dur-base) var(--ease),color var(--dur-base) var(--ease);
}
.btn:hover{background:transparent;color:var(--c-black)}
.btn .arrow{transition:transform var(--dur-base) var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn--outline{background:transparent;color:var(--c-black)}
.btn--outline:hover{background:var(--c-black);color:#fff}
.btn--inverse{background:#fff;color:var(--c-black);border-color:#fff}
.btn--inverse:hover{background:transparent;color:#fff}
.btn--lg{padding:18px 34px;font-size:var(--fs-small)}
.btn--sm{padding:11px 19px;font-size:var(--fs-overline)}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:.6em;
  font:600 var(--fs-caption)/1 var(--font-body);
  letter-spacing:.06em;
  text-transform:uppercase;
  padding-bottom:5px;
  border-bottom:1px solid var(--border-strong);
  color:var(--text-primary);
  transition:border-color var(--dur-base) var(--ease);
}
.link-arrow:hover{border-color:var(--c-black)}
.link-arrow .arrow{transition:transform var(--dur-base) var(--ease)}
.link-arrow:hover .arrow{transform:translateX(4px)}
.band--inverse .link-arrow{color:#fff;border-bottom-color:var(--white-a-20)}
.band--inverse .link-arrow:hover{border-bottom-color:#fff}
.arrow{inline-size:16px;block-size:16px;flex:none}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:var(--z-sticky);
  background:var(--bg-page);
  border-bottom:1px solid var(--border);
}
.nav{
  display:flex;
  align-items:center;
  gap:clamp(18px,2.4vw,42px);
  height:70px;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:var(--container-pad);
}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none}
.brand__mark{inline-size:28px;block-size:28px;color:var(--c-ink);flex:none}
.brand__name{
  font-family:var(--font-logo);
  font-weight:700;
  font-size:1.3rem;
  letter-spacing:.15em;
  text-transform:uppercase;
  line-height:1;
  padding-left:.15em;
}
.nav__links{display:flex;align-items:center;gap:clamp(16px,2vw,34px);margin-inline:auto}
.nav__link{
  position:relative;
  display:block;
  padding:7px 0;
  font:500 var(--fs-overline)/1 var(--font-body);
  letter-spacing:.16em;
  text-transform:uppercase;
}
.nav__link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  height:1px;
  width:0;
  background:currentColor;
  transition:width var(--dur-base) var(--ease);
}
.nav__link:hover::after,.nav__link:focus-visible::after{width:100%}
.nav__link[aria-current="page"]::after{width:100%}
.nav__cta{flex:none}
.nav__toggle{
  display:none;
  inline-size:44px;
  block-size:44px;
  align-items:center;
  justify-content:center;
  margin-left:auto;
}
.nav__toggle svg{inline-size:22px;block-size:22px}

.mobile-menu{
  position:fixed;
  inset:0;
  z-index:var(--z-overlay);
  display:flex;
  flex-direction:column;
  padding:0 var(--container-pad) 44px;
  background:var(--c-black);
  color:#fff;
  transform:translateY(-100%);
  visibility:hidden;
  transition:transform 340ms var(--ease-emph),visibility 340ms;
}
.mobile-menu.is-open{transform:translateY(0);visibility:visible}
.mobile-menu__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:70px;
  border-bottom:1px solid var(--white-a-12);
}
.mobile-menu__close{inline-size:44px;block-size:44px;display:grid;place-items:center;color:#fff}
.mobile-menu__close svg{inline-size:24px;block-size:24px}
.mobile-menu__links{display:flex;flex-direction:column;margin-block:auto}
.mobile-menu__link{
  display:flex;
  align-items:baseline;
  gap:16px;
  padding:14px 0;
  border-bottom:1px solid var(--white-a-12);
  font-size:clamp(1.7rem,7vw,2.6rem);
  font-weight:600;
  letter-spacing:-.018em;
  line-height:1.1;
}
.mobile-menu__link .i{
  font:500 var(--fs-caption)/1 var(--font-mono);
  letter-spacing:.12em;
  color:var(--white-a-40);
}
.mobile-menu__foot{margin-top:32px;display:flex}

/* monogram band */
.mono-band{
  display:flex;
  align-items:center;
  gap:clamp(16px,3vw,32px);
  max-width:var(--container);
  margin-inline:auto;
  padding:clamp(18px,2.4vw,30px) var(--container-pad);
}
.mono-band .ln{height:1px;background:var(--border);flex:1}
.mono-band .mark{inline-size:30px;block-size:30px;color:var(--c-ink);flex:none}

/* hero */
.hero{padding-bottom:clamp(56px,7vw,104px)}
.hero__inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:clamp(22px,2.6vw,34px)}
.hero__lead{align-self:center}
.hero__rule{width:min(100%,1180px)}
.hero__giant{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:.1em;
  width:100%;
}
.hero__sub{
  max-width:58ch;
  color:var(--text-secondary);
  font-size:clamp(1.08rem,1.4vw,1.3rem);
  line-height:1.56;
}
.hero__sub strong{color:var(--text-primary);font-weight:600}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.hero__title{display:flex;flex-direction:column;gap:clamp(12px,1.6vw,22px);width:100%}

.marks{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:10px 0;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.marks__item{
  flex:1 1 220px;
  padding:clamp(20px,2.4vw,30px) clamp(16px,2vw,28px);
  display:flex;
  flex-direction:column;
  gap:7px;
  min-width:0;
}
.marks__item + .marks__item{border-left:1px solid var(--border)}
.marks__k{
  font:500 var(--fs-overline)/1 var(--font-mono);
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.marks__v{font-size:var(--fs-small);font-weight:500;line-height:1.45}

/* page head */
.page-head{padding-block:clamp(48px,6vw,96px) clamp(40px,5vw,72px)}
.page-head__grid{display:grid;gap:clamp(24px,4vw,64px)}
@media(min-width:960px){
  .page-head__grid{grid-template-columns:1.25fr .75fr;align-items:end}
}
.page-head h1{margin-top:20px}
.page-head__lede{margin-top:clamp(22px,2.6vw,34px);max-width:64ch}
.page-head__aside{
  display:flex;
  flex-direction:column;
  gap:18px;
  padding-left:clamp(0px,2vw,28px);
}
@media(min-width:960px){
  .page-head__aside{border-left:1px solid var(--border);padding-bottom:6px}
}
.page-head__aside p{color:var(--text-secondary);line-height:1.6;font-size:var(--fs-small)}

/* split band: sticky label column plus content */
.split{display:grid;gap:clamp(28px,4vw,72px)}
@media(min-width:1000px){
  .split{grid-template-columns:minmax(250px,.38fr) minmax(0,1fr)}
  .split__head{position:sticky;top:112px;align-self:start}
}
@media(min-width:1320px){
  .split{grid-template-columns:minmax(300px,.34fr) minmax(0,1fr);gap:clamp(40px,5vw,110px)}
}
.split__head h2{
  margin-top:18px;
  font-size:clamp(1.75rem,2.9vw,2.6rem);
  line-height:1.08;
  letter-spacing:-.018em;
}
.split__head p{margin-top:16px;color:var(--text-secondary);font-size:var(--fs-small);line-height:1.6;max-width:36ch}
.band--inverse .split__head p{color:var(--white-a-64)}

/* numbered editorial rows */
.rows{border-top:1px solid var(--border)}
.row{
  display:grid;
  gap:clamp(14px,2.4vw,40px);
  padding-block:clamp(28px,3.4vw,52px);
  border-bottom:1px solid var(--border);
}
@media(min-width:800px){
  .row{grid-template-columns:72px minmax(0,.9fr) minmax(0,1.3fr);align-items:start}
}
.row__n{
  font:500 var(--fs-caption)/1 var(--font-mono);
  letter-spacing:.12em;
  color:var(--text-muted);
  padding-top:.42em;
}
.row__t{font-size:clamp(1.22rem,1.8vw,1.55rem);font-weight:600;letter-spacing:-.012em;line-height:1.2}
.row__d{color:var(--text-secondary);line-height:1.62;font-size:var(--fs-small)}
.row__d p + p{margin-top:.9em}
.band--inverse .row,.band--inverse .rows{border-color:var(--white-a-12)}
.band--inverse .row__n{color:var(--white-a-40)}
.band--inverse .row__d{color:var(--white-a-64)}

/* bordered card grid */
.cards{display:grid;gap:1px;background:var(--border);border:1px solid var(--border)}
@media(min-width:680px){.cards--2{grid-template-columns:repeat(2,1fr)}}
@media(min-width:680px){.cards--3{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1040px){.cards--3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:680px){.cards--4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1200px){.cards--4{grid-template-columns:repeat(4,1fr)}}
.card{
  background:var(--bg-page);
  padding:clamp(24px,2.6vw,38px);
  display:flex;
  flex-direction:column;
  gap:13px;
  transition:background var(--dur-base) var(--ease);
}
.card:hover{background:var(--bg-muted)}
.card__n{
  font:500 var(--fs-overline)/1 var(--font-mono);
  letter-spacing:.14em;
  color:var(--text-muted);
  text-transform:uppercase;
}
.card__t{font-size:1.2rem;font-weight:600;letter-spacing:-.01em;line-height:1.22}
.card__p{font-size:var(--fs-small);color:var(--text-secondary);line-height:1.6}
.card__list{display:grid;gap:9px;margin-top:4px}
.card__list li{
  font-size:var(--fs-caption);
  color:var(--text-primary);
  padding-left:16px;
  position:relative;
  line-height:1.5;
}
.card__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.56em;
  inline-size:7px;
  block-size:1px;
  background:var(--c-black);
}
.band--inverse .cards{background:var(--white-a-12);border-color:var(--white-a-12)}
.band--inverse .card{background:var(--c-black)}
.band--inverse .card:hover{background:#121212}
.band--inverse .card__n{color:var(--white-a-40)}
.band--inverse .card__p{color:var(--white-a-64)}
.band--inverse .card__list li{color:#fff}
.band--inverse .card__list li::before{background:var(--white-a-40)}
.band--muted .card{background:#fff}
.band--muted .card:hover{background:var(--c-gray-100)}

/* tiles: plain bordered blocks in a flowing grid */
.tiles{display:grid;gap:clamp(18px,2vw,28px)}
@media(min-width:640px){.tiles{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1040px){.tiles--5{grid-template-columns:repeat(5,1fr)}}
@media(min-width:1040px){.tiles--3{grid-template-columns:repeat(3,1fr)}}
.tile{
  display:flex;
  flex-direction:column;
  gap:9px;
  padding-top:18px;
  border-top:1px solid var(--c-black);
}
.tile__k{
  font:500 var(--fs-overline)/1 var(--font-mono);
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.tile__t{font-size:1.06rem;font-weight:600;letter-spacing:-.006em}
.tile__p{font-size:var(--fs-caption);color:var(--text-secondary);line-height:1.56}

/* statement band */
.statement{
  display:grid;
  gap:clamp(24px,3vw,56px);
}
@media(min-width:900px){.statement{grid-template-columns:1.15fr .85fr;align-items:end}}
.statement__text{
  font-size:clamp(1.65rem,3.4vw,2.85rem);
  line-height:1.12;
  letter-spacing:-.018em;
  font-weight:600;
  max-width:26ch;
}
.statement__aside{color:var(--white-a-64);line-height:1.62;font-size:var(--fs-small);max-width:44ch}
.statement__aside p + p{margin-top:1em}
.statement__aside strong{color:#fff;font-weight:600}

/* spec table */
.spec{border-top:1px solid var(--border)}
.spec__row{
  display:grid;
  gap:6px clamp(20px,3vw,56px);
  padding-block:22px;
  border-bottom:1px solid var(--border);
}
@media(min-width:760px){
  .spec__row{grid-template-columns:minmax(180px,.32fr) minmax(0,1fr);align-items:baseline}
}
.spec__k{
  font:500 var(--fs-caption)/1.4 var(--font-body);
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.spec__v{font-size:var(--fs-small);line-height:1.58;color:var(--text-primary)}
.spec__v .note{display:block;margin-top:5px;color:var(--text-secondary)}

/* process steps */
.steps{display:grid;gap:1px;background:var(--border);border:1px solid var(--border)}
@media(min-width:760px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1040px){.steps--3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1140px){.steps--4{grid-template-columns:repeat(4,1fr)}}
.step{
  background:var(--bg-page);
  padding:clamp(24px,2.6vw,36px);
  display:flex;
  flex-direction:column;
  gap:12px;
}
.step__n{
  font:600 var(--fs-caption)/1 var(--font-mono);
  letter-spacing:.14em;
  color:var(--text-muted);
}
.step__t{font-size:1.1rem;font-weight:600;letter-spacing:-.008em}
.step__p{font-size:var(--fs-caption);color:var(--text-secondary);line-height:1.58}

/* question list */
.qa{border-top:1px solid var(--border)}
.qa__item{border-bottom:1px solid var(--border)}
.qa__item summary{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:24px;
  padding-block:24px;
  cursor:pointer;
  list-style:none;
  font-size:clamp(1.04rem,1.4vw,1.2rem);
  font-weight:600;
  letter-spacing:-.008em;
  line-height:1.35;
}
.qa__item summary::-webkit-details-marker{display:none}
.qa__item summary::after{
  content:"";
  flex:none;
  inline-size:13px;
  block-size:13px;
  margin-top:.34em;
  background:var(--c-black);
  clip-path:polygon(44% 0,56% 0,56% 44%,100% 44%,100% 56%,56% 56%,56% 100%,44% 100%,44% 56%,0 56%,0 44%,44% 44%);
  transition:transform var(--dur-base) var(--ease);
}
.qa__item[open] summary::after{clip-path:polygon(0 44%,100% 44%,100% 56%,0 56%)}
.qa__a{padding-bottom:26px;max-width:76ch}
.qa__a p{color:var(--text-secondary);line-height:1.64;font-size:var(--fs-small)}
.qa__a p + p{margin-top:.9em}

/* closing cta */
.cta{display:grid;gap:clamp(28px,4vw,64px)}
@media(min-width:900px){.cta{grid-template-columns:1.1fr .9fr;align-items:end}}
.cta__title{
  font-size:clamp(1.9rem,4.2vw,3.4rem);
  line-height:1.06;
  letter-spacing:-.02em;
  font-weight:600;
  max-width:22ch;
}
.cta__side{display:flex;flex-direction:column;align-items:flex-start;gap:22px}
.cta__side p{color:var(--white-a-64);line-height:1.6;font-size:var(--fs-small);max-width:42ch}

/* page to page nav */
.pager{display:grid;gap:1px;background:var(--border);border-top:1px solid var(--border)}
@media(min-width:760px){.pager{grid-template-columns:repeat(2,1fr)}}
.pager__link{
  background:var(--bg-page);
  padding:clamp(28px,3.4vw,52px) var(--container-pad);
  display:flex;
  flex-direction:column;
  gap:11px;
  transition:background var(--dur-base) var(--ease);
}
.pager__link:hover{background:var(--bg-muted)}
.pager__k{
  font:500 var(--fs-overline)/1 var(--font-body);
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.pager__t{font-size:clamp(1.3rem,2.2vw,1.8rem);font-weight:600;letter-spacing:-.014em}
.pager__p{font-size:var(--fs-caption);color:var(--text-secondary);line-height:1.55;max-width:40ch}
.pager__link--next{align-items:flex-start}
@media(min-width:760px){.pager__link--next{align-items:flex-end;text-align:right}}

/* contact */
.contact{display:grid;gap:clamp(44px,5vw,88px)}
@media(min-width:1000px){.contact{grid-template-columns:.86fr 1.14fr}}
.contact__aside{display:flex;flex-direction:column;gap:clamp(28px,3vw,42px)}
.contact__aside .prose p{max-width:44ch}
.detail-list{border-top:1px solid var(--border)}
.detail{
  padding-block:20px;
  border-bottom:1px solid var(--border);
  display:grid;
  gap:7px;
}
.detail__k{
  font:500 var(--fs-overline)/1 var(--font-body);
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.detail__v{font-size:var(--fs-body);font-weight:500;font-style:normal;line-height:1.5}
.detail__v a:hover{text-decoration:underline;text-underline-offset:3px}
.detail__note{font-size:var(--fs-caption);color:var(--text-secondary);line-height:1.5;font-style:normal}
.detail-list{font-style:normal}

.form{display:grid;gap:clamp(22px,2.4vw,30px)}
.form__grid{display:grid;gap:clamp(22px,2.4vw,30px)}
@media(min-width:620px){.form__grid--2{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:9px;min-width:0}
.field--full{grid-column:1/-1}
.label{
  display:flex;
  gap:6px;
  font:500 var(--fs-overline)/1 var(--font-body);
  letter-spacing:.13em;
  text-transform:uppercase;
  color:var(--text-secondary);
}
.label .opt{color:var(--text-muted);letter-spacing:.05em;text-transform:none;font-size:var(--fs-caption)}
.input,.textarea,.select{
  width:100%;
  font:400 var(--fs-body)/1.45 var(--font-body);
  color:var(--text-primary);
  background:transparent;
  border:none;
  border-bottom:1px solid var(--border-strong);
  border-radius:0;
  padding:12px 2px;
  transition:border-color var(--dur-base) var(--ease);
}
.textarea{resize:vertical;min-height:132px}
.select{
  appearance:none;
  -webkit-appearance:none;
  cursor:pointer;
  padding-right:26px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='%230A0A0A' stroke-width='1.6'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 2px center;
}
.input::placeholder,.textarea::placeholder{color:var(--c-gray-400)}
.input:focus,.textarea:focus,.select:focus{outline:none;border-bottom-color:var(--c-black)}
.input:focus-visible,.textarea:focus-visible,.select:focus-visible{outline:2px solid var(--c-black);outline-offset:3px}
.field[data-invalid="true"] .input,
.field[data-invalid="true"] .textarea{border-bottom-color:var(--error)}
.field__error{display:none;font-size:var(--fs-caption);color:var(--error)}
.field[data-invalid="true"] .field__error{display:block}

.checks{display:flex;flex-wrap:wrap;gap:10px}
.check{position:relative;display:inline-flex}
.check input{position:absolute;inset:0;opacity:0;cursor:pointer}
.check span{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:10px 16px;
  border:1px solid var(--border-strong);
  border-radius:var(--radius-pill);
  font-size:var(--fs-caption);
  color:var(--text-secondary);
  transition:border-color var(--dur-base) var(--ease),color var(--dur-base) var(--ease);
}
.check span::before{
  content:"";
  inline-size:8px;
  block-size:8px;
  border-radius:50%;
  border:1px solid var(--c-gray-400);
  transition:background var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease);
}
.check input:checked + span{border-color:var(--c-black);color:var(--c-black)}
.check input:checked + span::before{background:var(--c-black);border-color:var(--c-black)}
.check input:focus-visible + span{outline:2px solid var(--c-black);outline-offset:2px}

.form__foot{display:flex;flex-wrap:wrap;align-items:center;gap:20px}
.form__note{font-size:var(--fs-caption);color:var(--text-muted);line-height:1.5;max-width:40ch}
.form__success{display:none;border:1px solid var(--c-black);padding:clamp(28px,3vw,44px);background:var(--bg-muted)}
.form__success.is-shown{display:block}
.form__success h2{font-size:1.5rem;font-weight:600;letter-spacing:-.012em;margin-bottom:12px}
.form__success p{color:var(--text-secondary);line-height:1.6;max-width:50ch;font-size:var(--fs-small)}
.form__success a{text-decoration:underline;text-underline-offset:3px;color:var(--text-primary)}

/* footer */
.footer{background:var(--bg-inverse);color:var(--text-inverse);padding-block:clamp(56px,7vw,104px) 32px}
.footer__top{display:grid;gap:clamp(36px,5vw,72px)}
@media(min-width:880px){.footer__top{grid-template-columns:1.15fr .85fr}}
.footer__brand{display:flex;flex-direction:column;gap:20px;max-width:44ch}
.footer__lock{display:inline-flex;align-items:center;gap:13px}
.footer__lock .mark{inline-size:32px;block-size:32px;color:#fff}
.footer__word{
  font-family:var(--font-logo);
  font-weight:700;
  font-size:clamp(1.6rem,2.8vw,2.1rem);
  letter-spacing:.17em;
  text-transform:uppercase;
  line-height:1;
}
.footer__tag{color:var(--white-a-64);line-height:1.58;font-size:var(--fs-small)}
.footer__cols{display:grid;gap:32px}
@media(min-width:520px){.footer__cols{grid-template-columns:repeat(2,1fr)}}
.footer__col h2{
  font:500 var(--fs-overline)/1 var(--font-body);
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--white-a-40);
  margin-bottom:18px;
}
.footer__col ul{display:grid;gap:12px}
.footer__col a{font-size:var(--fs-small);color:var(--white-a-64);transition:color var(--dur-fast) var(--ease)}
.footer__col a:hover{color:#fff}
.footer__meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  align-items:center;
  justify-content:space-between;
  margin-top:clamp(44px,5vw,72px);
  padding-top:24px;
  border-top:1px solid var(--white-a-12);
}
.footer__meta p{font-size:var(--fs-caption);color:#8A8A8A}

/* responsive */
@media(max-width:1060px){
  .nav__links{gap:16px}
  .brand__name{font-size:1.2rem}
}
@media(max-width:900px){
  .nav__links,.nav__cta{display:none}
  .nav__toggle{display:inline-flex}
}
@media(max-width:640px){
  :root{--band-y:clamp(56px,13vw,92px)}
  .hero__inner{align-items:flex-start;text-align:left}
  .hero__lead{align-self:flex-start}
  .hero__giant{flex-direction:column;gap:0}
  .hero__actions{width:100%}
  .hero__actions .btn{flex:1 1 100%}
  .marks__item + .marks__item{border-left:none;border-top:1px solid var(--border)}
  .marks__item{flex-basis:100%}
  .footer__meta{flex-direction:column;align-items:flex-start}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
}

@media print{
  .site-header,.mobile-menu,.pager,.cta,.footer{display:none}
  body{font-size:11pt}
}