/* ============================================================
   K GROUP — "THE LINE"
   ink-navy · technical paper · petrol-teal + brass-amber
   Sora (display) / Inter (body) / IBM Plex Mono (data)
   ============================================================ */

:root{
  --ink:#0E1520;--ink-2:#141C28;--ink-3:#1C2735;
  --paper:#ECEDE8;--paper-2:#F5F5F0;--line:#D5D7CF;
  --body:#273040;--steel:#68727F;
  --teal:#0F7C86;--teal-2:#0B646D;--teal-lum:#2CD4C6;--amber:#E6A23C;
  --on-dark:#E7EAE5;--on-dark-mut:#8A96A1;
  --maxw:1280px;--gutter:clamp(1.25rem,4vw,3.5rem);--ease:cubic-bezier(.22,.61,.36,1);
  --disp:"Sora",system-ui,sans-serif;--sans:"Inter",system-ui,sans-serif;--mono:"IBM Plex Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{font-family:var(--sans);background:var(--paper);color:var(--body);font-size:clamp(1rem,.96rem + .18vw,1.08rem);
  line-height:1.62;font-weight:400;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:inherit;text-decoration:none}
svg{display:block}img{max-width:100%;display:block}

.h-xl,.h2,.h3{font-family:var(--disp);color:var(--ink);letter-spacing:-.02em;line-height:1.04;font-weight:700;text-wrap:balance}
.h-xl{font-size:clamp(2.4rem,1.3rem + 4.9vw,4.9rem);line-height:1.0;letter-spacing:-.03em}
.h2{font-size:clamp(1.9rem,1.2rem + 2.6vw,3.2rem)}
.h3{font-size:clamp(1.2rem,1.05rem + .7vw,1.5rem);letter-spacing:-.015em}
.tealword{color:var(--teal)}
.band--dark .tealword,.hero .tealword,.cta .tealword{color:var(--teal-lum)}
.eyebrow{display:inline-flex;align-items:center;gap:.7em;font-family:var(--mono);font-weight:500;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--teal)}
.eyebrow::before{content:"";width:1.9rem;height:2px;background:var(--teal);flex:none}
.band--dark .eyebrow,.hero .eyebrow,.cta .eyebrow{color:var(--teal-lum)}
.band--dark .eyebrow::before,.hero .eyebrow::before,.cta .eyebrow::before{background:var(--teal-lum)}
.mono{font-family:var(--mono);font-weight:500}
.lead{font-size:clamp(1.06rem,1rem + .4vw,1.25rem);line-height:1.55}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.band{padding-block:clamp(4rem,8vw,7.5rem);position:relative}
.band--tight{padding-block:clamp(3rem,5.5vw,5rem)}
.band--paper2{background:var(--paper-2)}
.band--dark{background:var(--ink);color:var(--on-dark)}
.band--dark .h-xl,.band--dark .h2,.band--dark .h3{color:#fff}
.sec-head{max-width:56rem;display:flex;flex-direction:column;gap:1.1rem}
.sec-head p{color:var(--steel);max-width:46rem;font-size:1.07rem}
.band--dark .sec-head p{color:var(--on-dark-mut)}
.h2--sm{font-size:clamp(1.5rem,1.1rem + 1.6vw,2.2rem)}
.dotgrid{background-image:radial-gradient(var(--line) 1px,transparent 1px);background-size:26px 26px}

.btn{display:inline-flex;align-items:center;gap:.6em;font-family:var(--disp);font-weight:600;font-size:.88rem;letter-spacing:-.01em;
  padding:.95rem 1.6rem;border:1.5px solid transparent;border-radius:3px;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)}
.btn .arw{transition:transform .2s var(--ease)}.btn:hover .arw{transform:translateX(4px)}
.btn--teal{background:var(--teal);color:#fff;border-color:var(--teal)}
.btn--teal:hover{background:var(--teal-2);border-color:var(--teal-2);transform:translateY(-2px)}
.btn--line{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--line:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-2px)}
.btn--line-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.32)}
.btn--line-light:hover{border-color:var(--teal-lum);color:var(--teal-lum);transform:translateY(-2px)}
.btn--white{background:#fff;color:var(--ink);border-color:#fff}
.btn--white:hover{background:var(--teal-lum);border-color:var(--teal-lum);color:var(--ink);transform:translateY(-2px)}

/* NAV */
.nav{position:sticky;top:0;z-index:70;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(11px);border-bottom:1px solid transparent;transition:border-color .3s var(--ease)}
.nav.is-stuck{border-bottom-color:var(--line)}
.nav__in{display:flex;align-items:center;height:74px;gap:2rem}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--disp);font-weight:700;font-size:1.18rem;letter-spacing:-.02em;color:var(--ink)}
.brand__mark{width:38px;height:38px;flex:none}
.brand small{display:block;font-family:var(--mono);font-weight:500;font-size:.58rem;letter-spacing:.2em;color:var(--steel);text-transform:uppercase;line-height:1;margin-top:3px}
.nav__links{display:flex;align-items:center;gap:.15rem;margin-left:auto}
.nav__links a{position:relative;font-weight:500;font-size:.92rem;color:var(--ink);padding:.55rem .85rem;transition:color .2s var(--ease)}
.nav__links a::after{content:"";position:absolute;left:.85rem;right:.85rem;bottom:.35rem;height:2px;background:var(--teal);transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease)}
.nav__links a:hover{color:var(--teal)}.nav__links a:hover::after{transform:scaleX(1)}
.nav__cta{margin-left:.9rem;background:var(--teal);color:#fff !important;padding:.62rem 1.15rem;border-radius:3px;font-family:var(--disp);font-weight:600;font-size:.86rem;display:inline-flex;align-items:center;gap:.45em;transition:background .2s var(--ease),transform .2s var(--ease)}
.nav__cta::after{display:none}.nav__cta:hover{background:var(--teal-2);color:#fff !important;transform:translateY(-1px)}
.nav__toggle{display:none}

/* HERO */
.hero{background:var(--ink);color:var(--on-dark);position:relative;overflow:hidden;padding-top:clamp(3rem,6vw,5rem)}
.hero::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(90% 70% at 82% -8%,rgba(44,212,198,.16),transparent 55%),radial-gradient(70% 60% at 6% 108%,rgba(230,162,60,.08),transparent 60%),linear-gradient(180deg,#111A26,#0B111A)}
.hero::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:clamp(60px,7vw,96px) clamp(60px,7vw,96px);
  -webkit-mask-image:linear-gradient(180deg,transparent,#000 25%,#000 88%,transparent);mask-image:linear-gradient(180deg,transparent,#000 25%,#000 88%,transparent)}
.hero__in{position:relative;z-index:2}
.hero h1{color:#fff;margin-top:clamp(1.3rem,3vw,2.1rem);max-width:17ch}
.hero__lead{display:grid;grid-template-columns:1.5fr 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:end;margin-top:clamp(1.6rem,3vw,2.3rem)}
.hero__sub{color:var(--on-dark-mut);font-size:clamp(1.05rem,1rem + .4vw,1.22rem);line-height:1.55;max-width:46ch}
.hero__sub b{color:#fff;font-weight:500}
.hero__actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.7rem}
.hero__proof{position:relative;z-index:2;display:flex;flex-wrap:wrap;margin-top:clamp(2.4rem,5vw,3.6rem);border-top:1px solid var(--ink-3)}
.hpr{padding:1.3rem 1.6rem 0 0;margin-right:1.6rem;border-right:1px solid var(--ink-3)}
.hpr:last-child{border-right:0;margin-right:0}
.hpr b{font-family:var(--disp);font-weight:700;font-size:1.5rem;color:#fff;display:block;line-height:1}
.hpr b .u{color:var(--teal-lum)}
.hpr span{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--on-dark-mut);margin-top:.5rem;display:block}
@media (max-width:820px){.hero__lead{grid-template-columns:1fr;gap:1.3rem}}
@media (max-width:560px){.hpr{margin-right:0;padding-right:1rem;flex:1 0 45%;border-bottom:1px solid var(--ink-3);padding-bottom:1rem}.hpr:nth-child(2n){border-right:0}}

.schematic{position:relative;z-index:2;margin-top:clamp(2.6rem,5vw,4rem)}
.schematic svg{width:100%;height:auto;display:block;overflow:visible}
.sch-rail{fill:none;stroke:var(--ink-3);stroke-width:2}
.sch-web{fill:none;stroke:var(--teal-lum);stroke-width:2.4;stroke-linecap:round;filter:drop-shadow(0 0 6px rgba(44,212,198,.35))}
.sch-flow{fill:none;stroke:var(--teal-lum);stroke-width:2.6;stroke-linecap:round;stroke-dasharray:5 30;animation:flow 2.8s linear infinite}
.sch-roller{fill:#0B111A;stroke:var(--on-dark-mut);stroke-width:2}
.sch-roller-core{fill:var(--on-dark-mut)}
.sch-part{fill:none;stroke:var(--on-dark-mut);stroke-width:2;stroke-linejoin:round}
.sch-amber{fill:var(--amber)}
.sch-label{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;fill:var(--on-dark-mut)}
.sch-idx{font-family:var(--mono);font-size:10px;fill:var(--teal-lum);letter-spacing:.1em}
@keyframes flow{to{stroke-dashoffset:-70}}

/* IMPACT */
.impact{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(2.5rem,5vw,3.5rem)}
.pill{background:var(--paper);padding:2rem 1.6rem 2.2rem;display:flex;flex-direction:column;gap:.6rem;transition:background .25s var(--ease)}
.pill:hover{background:#fff}
.pill__n{font-family:var(--disp);font-weight:700;font-size:clamp(2.4rem,1.6rem + 2.6vw,3.4rem);line-height:1;color:var(--ink);letter-spacing:-.03em}
.pill__n .u{color:var(--teal)}
.pill__l{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin-top:.3rem}
.pill__d{color:var(--steel);font-size:.94rem;line-height:1.5}
@media (max-width:820px){.impact{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.impact{grid-template-columns:1fr}}

/* SOLUTIONS BY DISCIPLINE */
.solgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(2.5rem,5vw,3.5rem)}
.dcard{background:var(--paper-2);padding:2rem 1.8rem 2.1rem;display:flex;flex-direction:column;gap:.85rem;min-height:264px;position:relative;transition:background .25s var(--ease)}
.dcard:hover{background:#fff}
.dcard__ico{width:40px;height:40px;color:var(--teal)}.dcard__ico svg{width:100%;height:100%}
.dcard:hover .dcard__ico{color:var(--teal-2)}
.dcard__out{font-family:var(--disp);font-weight:700;font-size:1.35rem;line-height:1.1;color:var(--ink);letter-spacing:-.02em;margin-top:.3rem}
.dcard:hover .dcard__out{color:var(--teal)}
.dcard__d{color:var(--steel);font-size:.94rem;line-height:1.5}
.dcard__meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:1rem;border-top:1px solid var(--line)}
.dcard__tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--steel)}
.dcard__arw{color:var(--line);transition:color .25s var(--ease),transform .25s var(--ease)}
.dcard:hover .dcard__arw{color:var(--teal);transform:translateX(3px)}
.dcard__bar{position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--teal);transform:scaleY(0);transform-origin:top;transition:transform .3s var(--ease)}
.dcard:hover .dcard__bar{transform:scaleY(1)}
@media (max-width:900px){.solgrid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.solgrid{grid-template-columns:1fr}.dcard{min-height:auto}}

/* COVERAGE */
.cov{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(2rem,6vw,5rem);align-items:center}
.cov__head .h2{max-width:15ch}
.cov__head p{color:var(--on-dark-mut);margin-top:1.1rem;max-width:42ch}
.cov__list{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:1.6rem}
.cov__city{font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:var(--on-dark);border:1px solid var(--ink-3);padding:.5rem .85rem;border-radius:3px}
.cov__city.hq{border-color:var(--teal-lum);color:var(--teal-lum)}
.cov__map{position:relative}.cov__map svg{width:100%;height:auto;overflow:visible}
.cov-grid{stroke:var(--ink-3);stroke-width:1;opacity:.5}
.cov-link{stroke:var(--teal-lum);stroke-width:1.4;opacity:.5;stroke-dasharray:3 6;animation:flow 3.4s linear infinite}
.cov-node{fill:var(--teal-lum)}.cov-node-hq{fill:var(--amber)}
.cov-ring{fill:none;stroke:var(--teal-lum);stroke-width:1.4;transform-origin:center;transform-box:fill-box;animation:ping 3s var(--ease) infinite}
.cov-label{font-family:var(--mono);font-size:11px;fill:var(--on-dark-mut);letter-spacing:.06em}
@keyframes ping{0%{opacity:.9;transform:scale(.4)}80%,100%{opacity:0;transform:scale(2.4)}}
@media (max-width:820px){.cov{grid-template-columns:1fr;gap:2rem}}

/* SERVICE */
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(2.5rem,5vw,3.5rem)}
.svc__card{background:var(--paper);padding:2rem 1.6rem 2.2rem;position:relative;border-top:3px solid transparent;transition:background .25s var(--ease),border-color .25s var(--ease)}
.svc__card:hover{background:#fff;border-top-color:var(--teal)}
.svc__ico{width:34px;height:34px;color:var(--teal);margin-bottom:1.1rem}.svc__ico svg{width:100%;height:100%}
.svc__num{font-family:var(--mono);font-size:.7rem;color:var(--teal);letter-spacing:.08em}
.svc__card h3{margin:.5rem 0 .6rem}
.svc__card p{color:var(--steel);font-size:.95rem}
@media (max-width:900px){.svc{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.svc{grid-template-columns:1fr}}

/* CASES */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,2.2vw,1.6rem);margin-top:clamp(2.5rem,5vw,3.5rem)}
.case{border:1px solid var(--ink-3);background:var(--ink-2);border-radius:4px;padding:clamp(1.6rem,3vw,2.1rem);display:flex;flex-direction:column;gap:.9rem;transition:transform .28s var(--ease),border-color .28s var(--ease)}
.case:hover{transform:translateY(-3px);border-color:var(--teal-lum)}
.case__tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-lum)}
.case__metric{font-family:var(--disp);font-weight:700;font-size:clamp(1.8rem,1.3rem + 1.6vw,2.5rem);color:#fff;line-height:1;letter-spacing:-.02em}
.case__metric .u{color:var(--teal-lum)}
.case__d{color:var(--on-dark-mut);font-size:.95rem;line-height:1.5}
.case__who{font-family:var(--mono);font-size:.72rem;color:var(--on-dark-mut);margin-top:auto;padding-top:.9rem;border-top:1px solid var(--ink-3)}
@media (max-width:820px){.cases{grid-template-columns:1fr}}

/* PRINCIPALS */
.reg__meta{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;flex-wrap:wrap;margin-bottom:2.2rem}
.reg__count{text-align:right}
.reg__count b{font-family:var(--disp);font-weight:700;font-size:2.8rem;color:var(--ink);line-height:1;letter-spacing:-.03em;display:block}
.reg__count b .u{color:var(--teal)}
.reg__count span{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel);margin-top:.3rem;display:block}
.reg__header{display:grid;grid-template-columns:2.6rem 1.7fr 1fr 1.5fr;gap:1rem;padding:.7rem 0;border-bottom:2px solid var(--ink);font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel)}
.principal{display:grid;grid-template-columns:2.6rem 1.7fr 1fr 1.5fr;gap:1rem;align-items:baseline;padding:1.1rem 0;border-bottom:1px solid var(--line);position:relative;transition:padding-left .28s var(--ease)}
.principal::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--teal);transform:scaleY(0);transform-origin:top;transition:transform .28s var(--ease)}
.principal:hover{padding-left:1.3rem}.principal:hover::before{transform:scaleY(1)}
.principal__idx{font-family:var(--mono);font-size:.82rem;color:var(--steel)}.principal:hover .principal__idx{color:var(--teal)}
.principal__name{font-family:var(--disp);font-weight:600;font-size:1.16rem;letter-spacing:-.01em;color:var(--ink)}.principal:hover .principal__name{color:var(--teal)}
.principal__origin{font-family:var(--mono);font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;color:var(--steel)}.principal__origin .flag{color:var(--ink)}
.principal__disc{color:var(--body);font-size:.96rem}
.reg__note{color:var(--steel);font-size:.9rem;margin-top:1.6rem;display:flex;gap:.6em;align-items:baseline}
.reg__note::before{content:"";width:1.4rem;height:2px;background:var(--teal);flex:none;position:relative;top:.55em}
@media (max-width:760px){.reg__header{display:none}.principal{grid-template-columns:1.8rem 1fr;grid-template-areas:"idx name" ". disc" ". origin";gap:.2rem 1rem}
  .principal__idx{grid-area:idx}.principal__name{grid-area:name;font-size:1.16rem}.principal__disc{grid-area:disc;margin-top:.35rem}.principal__origin{grid-area:origin;margin-top:.25rem}}

/* CUSTOMERS */
.cust{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(2.2rem,4vw,3rem)}
.cust__cell{background:var(--paper);min-height:104px;padding:1.5rem;display:flex;align-items:center;font-family:var(--disp);font-weight:600;font-size:1.02rem;letter-spacing:-.01em;color:var(--ink);transition:background .22s var(--ease),color .22s var(--ease);position:relative}
.cust__cell:hover{background:var(--ink);color:#fff}
.cust__cell:hover::after{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--teal-lum)}
.cust__cell--more{font-family:var(--mono);font-weight:500;font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--steel)}
@media (max-width:900px){.cust{grid-template-columns:repeat(3,1fr)}}
@media (max-width:620px){.cust{grid-template-columns:1fr 1fr}.cust__cell{min-height:88px;font-size:.94rem}}

/* CTA */
.cta{background:var(--ink);color:var(--on-dark);position:relative;overflow:hidden;padding-block:clamp(3.8rem,7vw,6rem)}
.cta::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:radial-gradient(80% 120% at 88% 50%,rgba(44,212,198,.14),transparent 60%)}
.cta__in{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .9fr;gap:clamp(1.8rem,4vw,3.5rem);align-items:center}
.cta h2{color:#fff}
.cta p{color:var(--on-dark-mut);margin-top:1.1rem;max-width:42ch}
.cta__side{display:flex;flex-direction:column;align-items:flex-start;gap:1rem}
.cta__note{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--on-dark-mut);margin-top:.3rem}
@media (max-width:820px){.cta__in{grid-template-columns:1fr}.cta__side{margin-top:.4rem}}

/* FOOTER */
.foot{background:var(--ink-2);color:var(--on-dark);padding-block:clamp(3.5rem,6vw,5rem) 2rem}
.foot__top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:2.5rem}
.foot__brand p{color:var(--on-dark-mut);font-size:.92rem;margin-top:1.2rem;max-width:30ch;line-height:1.6}
.foot__addr{font-style:normal;color:var(--on-dark-mut);font-size:.9rem;margin-top:1.3rem;line-height:1.85}
.foot__addr a{color:#fff}.foot__addr a:hover{color:var(--teal-lum)}
.foot__col h4{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--on-dark-mut);margin-bottom:1.1rem}
.foot__col a{display:block;font-size:.94rem;color:#fff;padding:.34rem 0;transition:color .2s var(--ease),padding-left .2s var(--ease)}
.foot__col a:hover{color:var(--teal-lum);padding-left:.35rem}
.foot__bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;align-items:center;margin-top:clamp(3rem,5vw,4rem);padding-top:1.6rem;border-top:1px solid var(--ink-3)}
.foot__bottom p{color:var(--on-dark-mut);font-size:.78rem}
.foot__bottom a{font-family:var(--mono);font-size:.76rem;color:#fff}.foot__bottom a:hover{color:var(--teal-lum)}
@media (max-width:820px){.foot__top{grid-template-columns:1fr 1fr}.foot__brand{grid-column:1/-1}}
@media (max-width:520px){.foot__top{grid-template-columns:1fr}}

/* DISCIPLINE PAGES */
.crumb{display:flex;flex-wrap:wrap;gap:.55rem;align-items:center;position:relative;z-index:2;font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:var(--on-dark-mut)}
.crumb a{color:#fff}.crumb a:hover{color:var(--teal-lum)}.crumb .sep{color:var(--ink-3)}.crumb .here{color:var(--teal-lum)}
.dhero{padding-bottom:clamp(3rem,6vw,5rem)}
.dhero__row{display:flex;align-items:center;gap:1.2rem;margin-top:clamp(1.6rem,3vw,2.4rem);position:relative;z-index:2}
.dhero__ico{width:60px;height:60px;flex:none;color:var(--teal-lum);border:1.5px solid var(--ink-3);border-radius:6px;display:grid;place-items:center;background:var(--ink-2)}
.dhero__ico svg{width:32px;height:32px}
.dhero__num{font-family:var(--mono);font-weight:500;font-size:.8rem;color:var(--teal-lum);letter-spacing:.1em}
.dhero h1{margin-top:.9rem;max-width:20ch}
.dhero__tag{position:relative;z-index:2;color:var(--on-dark-mut);font-size:clamp(1.08rem,1rem + .5vw,1.32rem);max-width:54ch;margin-top:1.1rem;line-height:1.5}
.dhero__tag b{color:var(--teal-lum);font-weight:500}
.dhero__actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.dhero__meta{position:relative;z-index:2;display:flex;gap:clamp(1.8rem,4vw,3.2rem);flex-wrap:wrap;margin-top:clamp(2.4rem,4vw,3.4rem);padding-top:1.6rem;border-top:1px solid var(--ink-3)}
.dmeta__n{font-family:var(--disp);font-weight:700;font-size:1.7rem;color:#fff;line-height:1;letter-spacing:-.02em}
.dmeta__n .u{color:var(--teal-lum)}
.dmeta__l{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--on-dark-mut);margin-top:.55rem}
.chal{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(2rem,6vw,5rem);align-items:start}
.chal__head .h2{max-width:15ch}
.chal__intro{color:var(--steel);margin-bottom:1.6rem;font-size:1.06rem;max-width:48ch}
.chal__list{list-style:none;display:flex;flex-direction:column;gap:1.05rem}
.chal__list li{position:relative;padding-left:2rem;color:var(--body)}
.chal__list li::before{content:"";position:absolute;left:0;top:.62em;width:1.1rem;height:2px;background:var(--teal)}
.chal__list li b{font-family:var(--disp);color:var(--ink);font-weight:600;font-size:.98em}
@media (max-width:820px){.chal{grid-template-columns:1fr;gap:1.5rem}}
.sols{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(2.5rem,5vw,3.5rem)}
.sol{background:var(--paper-2);padding:clamp(1.6rem,3vw,2.2rem);position:relative;border-top:3px solid transparent;transition:background .25s var(--ease),border-color .25s var(--ease)}
.sol:hover{background:#fff;border-top-color:var(--teal)}
.sol__top{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}
.sol__idx{font-family:var(--mono);font-size:.78rem;color:var(--teal);letter-spacing:.05em}
.sol__origin{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--steel)}.sol__origin .flag{color:var(--ink)}
.sol__name{font-family:var(--disp);font-weight:700;font-size:1.32rem;line-height:1.06;color:var(--ink);margin:.85rem 0 .2rem;letter-spacing:-.02em}
.sol:hover .sol__name{color:var(--teal)}
.sol__provides{font-family:var(--mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--steel);margin-bottom:.9rem}
.sol__sol{color:var(--body);font-size:.98rem;line-height:1.55}
@media (max-width:680px){.sols{grid-template-columns:1fr}}
.apps{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:clamp(1.8rem,4vw,2.6rem)}
.app{font-family:var(--mono);border:1px solid var(--line);padding:.7rem 1.15rem;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink);background:var(--paper-2);border-radius:3px;transition:border-color .2s var(--ease),color .2s var(--ease)}
.app:hover{border-color:var(--teal);color:var(--teal)}
.other{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(2.2rem,4vw,3rem)}
.odisc{background:var(--paper);padding:1.6rem 1.5rem;display:flex;flex-direction:column;gap:.5rem;min-height:130px;position:relative;transition:background .25s var(--ease)}
.odisc:hover{background:#fff}
.odisc__num{font-family:var(--mono);font-size:.7rem;color:var(--teal);letter-spacing:.08em}
.odisc__name{font-family:var(--disp);font-weight:600;font-size:1.1rem;line-height:1.1;color:var(--ink);margin-top:auto;letter-spacing:-.01em}
.odisc__bar{position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--teal);transform:scaleY(0);transform-origin:top;transition:transform .28s var(--ease)}
.odisc:hover .odisc__bar{transform:scaleY(1)}.odisc:hover .odisc__name{color:var(--teal)}
@media (max-width:820px){.other{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.other{grid-template-columns:1fr}}

/* REVEAL / MOTION */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}.reveal[data-d="2"]{transition-delay:.16s}.reveal[data-d="3"]{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .sch-flow,.cov-link{animation:none;stroke-dasharray:none;opacity:.6}
  .cov-ring{animation:none;opacity:0}
  .btn,.dcard,.sol,.principal,.cust__cell,.svc__card,.case,.nav__cta,.pill{transition:none}
}
a:focus-visible,button:focus-visible{outline:2.5px solid var(--teal);outline-offset:3px;border-radius:2px}
.band--dark a:focus-visible,.hero a:focus-visible,.cta a:focus-visible{outline-color:var(--teal-lum)}

/* NAV RESPONSIVE */
@media (max-width:1040px){
  .nav__links{display:none;position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--paper);border-bottom:1px solid var(--line);padding:.6rem var(--gutter) 1.3rem;gap:0}
  .nav__links.open{display:flex}
  .nav__links a{padding:.9rem .3rem;border-bottom:1px solid var(--line);font-size:.98rem}
  .nav__links a::after{display:none}
  .nav__cta{margin:.9rem 0 0;justify-content:center}
  .nav__toggle{display:inline-flex;flex-direction:column;gap:5px;margin-left:auto;background:none;border:0;cursor:pointer;padding:.5rem}
  .nav__toggle span{width:25px;height:2px;background:var(--ink);transition:transform .3s var(--ease),opacity .3s var(--ease)}
  .nav__toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__toggle.open span:nth-child(2){opacity:0}
  .nav__toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}