/* EYETECH ONE 2026 · Option A "Midnight" (same system as eyelivio.com, EYETECH ONE blue instead of lime) */
@font-face{font-family:"ET Ext";font-weight:700;src:local("HelveticaNeueLTStd-BdEx"),local("Helvetica Neue LT Std 73 Bold Extended")}
@font-face{font-family:"ET Ext";font-weight:300;src:local("HelveticaNeueLTStd-LtEx"),local("Helvetica Neue LT Std 43 Light Extended")}
:root{
  --void:#040810;--deep:#071226;--card:#0b1a31;
  --blue:#0072BC;--sky:#3AA8FF;--ice:#BFE4FF;--grey:#9AA6B2;
  --txt:#fff;--soft:rgba(255,255,255,.72);--faint:rgba(255,255,255,.48);--hair:rgba(255,255,255,.12);
  --ext:"ET Ext","Archivo",system-ui,sans-serif;--r:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--ext);font-stretch:125%;font-weight:300;color:var(--txt);background:var(--void);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
b,strong{font-weight:700}
.wrap{max-width:1240px;margin:0 auto;padding:0 28px}
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:999px;font-weight:700;font-size:14px;letter-spacing:.02em;padding:16px 28px;border:0;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s}
.btn-blue{background:var(--sky);color:var(--void)}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(58,168,255,.35)}
.btn-ghost{border:1px solid rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn .ar{transition:transform .25s}.btn:hover .ar{transform:translateX(4px)}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--sky);font-weight:700}
.eyebrow:before{content:"";width:30px;height:1px;background:var(--sky)}
.h2{font-size:clamp(30px,3.6vw,50px);line-height:1.08;letter-spacing:-.015em;margin:20px 0 0;font-weight:700}
.h2 .light{font-weight:300;color:rgba(255,255,255,.78)}
.section{padding:140px 0}
.lead{color:var(--soft);font-size:17px;max-width:520px}

/* hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;background:radial-gradient(120% 90% at 75% 45%,#0a2246 0%,var(--void) 62%)}
#iris{position:absolute;inset:0;width:100%;height:100%}
.hero .wrap{position:relative;z-index:2;width:100%}
.hero-copy{max-width:600px;padding:120px 0 80px}
.hero h1{font-size:clamp(40px,5.6vw,78px);line-height:1.02;letter-spacing:-.02em;margin:26px 0 0;font-weight:700}
.hero h1 .light{display:block;font-weight:300;color:rgba(255,255,255,.8)}
.hero p{color:var(--soft);font-size:18px;max-width:480px;margin:28px 0 40px}
.hero .ctas{display:flex;gap:14px;flex-wrap:wrap}
.scroll-cue{position:absolute;left:50%;bottom:34px;z-index:2;transform:translateX(-50%);font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:var(--faint);display:flex;flex-direction:column;align-items:center;gap:12px}
.scroll-cue i{width:1px;height:44px;background:linear-gradient(var(--sky),transparent);animation:cue 2.2s ease-in-out infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
.rise{opacity:0;transform:translateY(16px);animation:rise .9s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes rise{to{opacity:1;transform:none}}

/* facts */
.facts{border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);background:var(--deep)}
.facts .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:52px 28px;border-left:1px solid var(--hair)}
.fact:first-child{border-left:0;padding-left:0}
.fact .n{font-size:clamp(34px,3.4vw,48px);font-weight:700;letter-spacing:-.02em;line-height:1}
.fact .n small{font-size:.45em;color:var(--sky);margin-left:4px}
.fact .l{font-size:13px;color:var(--soft);margin-top:12px;letter-spacing:.02em}

/* innovation */
.innov{display:grid;grid-template-columns:1fr 1.05fr;gap:90px;align-items:center}
.steps{list-style:none;padding:0;margin:44px 0 0;display:grid;gap:4px}
.steps li{display:grid;grid-template-columns:52px 1fr;gap:6px 18px;padding:22px 22px;border-radius:16px;cursor:pointer;transition:background .35s;position:relative}
.steps li .k{grid-row:span 2;font-size:12px;font-weight:700;color:var(--faint);letter-spacing:.1em;padding-top:4px;transition:color .35s}
.steps li h3{margin:0;font-size:18px;font-weight:700}
.steps li p{margin:0;font-size:14px;color:var(--soft);max-height:0;overflow:hidden;opacity:0;transition:max-height .5s,opacity .5s}
.steps li .bar{position:absolute;left:22px;right:22px;bottom:8px;height:2px;background:var(--hair);border-radius:2px;overflow:hidden;opacity:0}
.steps li .bar i{display:block;height:100%;width:0;background:var(--sky)}
.steps li.on{background:var(--card)}
.steps li.on .k{color:var(--sky)}
.steps li.on p{max-height:120px;opacity:1}
.steps li.on .bar{opacity:1}
.steps li.on .bar i{animation:fill 5s linear forwards}
@keyframes fill{to{width:100%}}
.diagram{background:linear-gradient(160deg,var(--card),var(--deep));border:1px solid var(--hair);border-radius:28px;padding:36px;aspect-ratio:1/1;position:relative;overflow:hidden}
.diagram svg{width:100%;height:100%}
.diagram .cap{position:absolute;left:36px;bottom:30px;font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--faint)}
.heat path{stroke:#FF8A3D;stroke-width:3;fill:none;stroke-linecap:round;opacity:0;transition:opacity .6s}
.s1 .heat path{opacity:.9;animation:waft 2.4s ease-in-out infinite}
.heat path:nth-child(2){animation-delay:.4s!important}.heat path:nth-child(3){animation-delay:.8s!important}
@keyframes waft{0%{transform:translateY(14px);opacity:0}40%{opacity:.9}100%{transform:translateY(-22px);opacity:0}}
.gland{fill:#12305a;stroke:#2b5d96;stroke-width:2;transition:fill .8s}
.s1 .gland,.s2 .gland,.s3 .gland{fill:#1d4f8a}
.oil{fill:#F6C453;opacity:0;transition:opacity .6s}
.s2 .oil,.s3 .oil{opacity:1}
.s2 .oil{animation:flow 1.8s ease-in-out infinite}
@keyframes flow{0%{transform:translateY(0)}100%{transform:translateY(-26px)}}
.film{fill:none;stroke:var(--sky);stroke-width:6;stroke-linecap:round;stroke-dasharray:520;stroke-dashoffset:520;transition:stroke-dashoffset 1.6s ease}
.s3 .film{stroke-dashoffset:0}
.film2{stroke:#F6C453;stroke-width:3}

/* brand */
.brand-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;flex-wrap:wrap;margin-bottom:60px}
.brand-head .lead{margin:0}
.ebrand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:15px;letter-spacing:.04em}
.ebrand .ring{width:26px;height:26px;border-radius:50%;border:3px solid #06D100;box-shadow:inset 0 0 0 3px #003256}
.prods{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.prod{background:#fff;color:#003256;border-radius:var(--r);overflow:hidden;transition:transform .45s cubic-bezier(.2,.7,.2,1),box-shadow .45s}
.prod:hover{transform:translateY(-8px);box-shadow:0 30px 60px rgba(0,0,0,.45)}
.prod .im{aspect-ratio:1/1;overflow:hidden}
.prod .im img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.prod:hover .im img{transform:scale(1.05)}
.prod .tx{padding:20px 22px 24px}
.prod h3{margin:0;font-size:15px;line-height:1.3}
.prod span{display:inline-flex;gap:6px;margin-top:10px;font-size:12px;font-weight:700;color:#0072BC}
.brand-cta{margin-top:44px;display:flex;justify-content:center}

.pipe-head{display:flex;align-items:center;gap:16px;margin:90px 0 26px}
.pipe-head .eyebrow{color:#FF8A3D}.pipe-head .eyebrow:before{background:#FF8A3D}
.pipe-head:after{content:"";flex:1;height:1px;background:var(--hair)}
.pipe{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.pcard2{display:grid;grid-template-columns:44% 1fr;background:var(--card);border:1px solid var(--hair);border-radius:var(--r);overflow:hidden;transition:border-color .4s,transform .45s cubic-bezier(.2,.7,.2,1)}
.pcard2:hover{border-color:rgba(255,138,61,.55);transform:translateY(-6px)}
.pcard2 .im{background:#fff;aspect-ratio:1/1;overflow:hidden}
.pcard2 .im img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.pcard2:hover .im img{transform:scale(1.05)}
.pcard2 .tx{padding:30px 30px 28px;display:flex;flex-direction:column}
.soon{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#FF8A3D;border:1px solid rgba(255,138,61,.4);border-radius:999px;padding:7px 12px}
.soon i{width:7px;height:7px;border-radius:50%;background:#FF8A3D;animation:blink 1.6s ease-in-out infinite}
@keyframes blink{50%{opacity:.25}}
.pcard2 h3{margin:22px 0 0;font-size:20px;line-height:1.2}
.pcard2 p{color:var(--soft);font-size:14px;margin:12px 0 0}
.pcard2 span.lk{margin-top:auto;padding-top:20px;font-size:13px;font-weight:700;color:var(--sky)}

/* made in usa */
.usa{background:var(--deep);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
.usa-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}
.route{position:relative;aspect-ratio:1/1;border-radius:28px;overflow:hidden;background:radial-gradient(circle at 50% 50%,#0c2547,var(--deep) 70%);border:1px solid var(--hair)}
.route svg{width:100%;height:100%}
.dotgrid circle{fill:rgba(255,255,255,.07)}
.state{fill:rgba(58,168,255,.07);stroke:rgba(58,168,255,.75);stroke-width:1.3;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1}
.in .state{transition:stroke-dashoffset 2.6s cubic-bezier(.4,0,.2,1);stroke-dashoffset:0}
.sname{fill:rgba(255,255,255,.28);font-family:var(--ext);font-size:10px;letter-spacing:.32em}
.path{fill:none;stroke:var(--sky);stroke-width:2;stroke-dasharray:6 8;stroke-dashoffset:0}
.in .path{animation:dash 3s linear infinite}
@keyframes dash{to{stroke-dashoffset:-140}}
.trace{fill:none;stroke:var(--sky);stroke-width:2;stroke-dasharray:600;stroke-dashoffset:600;opacity:.5}
.in .trace{transition:stroke-dashoffset 2.4s ease;stroke-dashoffset:0}
.pin circle.c{fill:var(--sky)}
.pin circle.p{fill:none;stroke:var(--sky);stroke-width:1.5;transform-box:fill-box;transform-origin:center;animation:ping 2.6s ease-out infinite}
@keyframes ping{0%{transform:scale(1);opacity:.9}100%{transform:scale(4.5);opacity:0}}
.pin text{fill:#fff;font-family:var(--ext);font-size:15px;font-weight:700}
.pin text.s{fill:var(--soft);font-size:11px;font-weight:300;letter-spacing:.14em}
.checks{list-style:none;padding:0;margin:36px 0 0;display:grid;gap:16px}
.checks li{display:flex;gap:14px;align-items:flex-start;color:var(--soft);font-size:15px}
.checks li:before{content:"";flex:0 0 18px;height:18px;margin-top:3px;border-radius:50%;background:var(--sky) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.2 3L15 7' fill='none' stroke='%23040810' stroke-width='2.4'/%3E%3C/svg%3E") center/12px no-repeat}

/* leadership */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:60px}
.person{border:1px solid var(--hair);border-radius:var(--r);padding:34px 30px;transition:border-color .35s,background .35s}
.person:hover{border-color:rgba(58,168,255,.5);background:var(--card)}
.mono{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:18px;background:linear-gradient(140deg,var(--blue),#012a52);margin-bottom:26px}
.person h3{margin:0;font-size:18px}
.person .role{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--sky);margin-top:8px;font-weight:700}
.person p{color:var(--soft);font-size:14px;margin:16px 0 0}
.more{display:inline-flex;gap:8px;margin-top:40px;font-size:14px;font-weight:700;color:var(--sky)}
.more .ar{transition:transform .25s}.more:hover .ar{transform:translateX(4px)}

/* partners */
.partners{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:60px}
.pcard{position:relative;border-radius:var(--r);padding:40px 34px 36px;background:var(--card);overflow:hidden;min-height:300px;display:flex;flex-direction:column;transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.pcard:before{content:"";position:absolute;inset:auto -40% -60% auto;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(58,168,255,.35),transparent 65%);transition:transform .6s}
.pcard:hover{transform:translateY(-6px)}
.pcard:hover:before{transform:scale(1.4)}
.pcard .ic{width:46px;height:46px;border-radius:12px;border:1px solid var(--hair);display:grid;place-items:center;margin-bottom:auto}
.pcard .ic svg{width:22px;height:22px;stroke:var(--sky);fill:none;stroke-width:1.6}
.pcard h3{margin:40px 0 0;font-size:20px;position:relative}
.pcard p{color:var(--soft);font-size:14px;margin:12px 0 22px;position:relative}
.pcard span{font-size:13px;font-weight:700;color:var(--sky);position:relative}

/* closing */
.closing{text-align:center;padding:150px 0;background:radial-gradient(70% 90% at 50% 100%,#0a2a55,var(--void) 70%)}
.closing .h2{max-width:820px;margin:20px auto 0}
.closing .ctas{display:flex;gap:14px;justify-content:center;margin-top:44px;flex-wrap:wrap}

/* footer */
footer{border-top:1px solid var(--hair);padding:80px 0 40px;font-size:13px;color:var(--soft)}
.fgrid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px}
footer .logo{width:200px;margin-bottom:22px}
footer h4{color:#fff;font-size:12px;letter-spacing:.2em;text-transform:uppercase;margin:0 0 18px}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
footer a:hover{color:#fff}
.legal{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--hair);margin-top:60px;padding-top:28px;color:var(--faint);font-size:12px}
.legal ul{display:flex;gap:22px;flex-wrap:wrap}

/* reveal */
.rv{opacity:0;transform:translateY(34px);transition:opacity 1s cubic-bezier(.2,.7,.2,1),transform 1s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.1s}.rv.d2{transition-delay:.2s}.rv.d3{transition-delay:.3s}

@media (max-width:980px){
  .hero{align-items:flex-end}
  .hero-copy{padding:0 0 120px}
  .scroll-cue{display:none}
  .innov,.usa-grid{grid-template-columns:1fr;gap:56px}
  .prods{grid-template-columns:repeat(2,1fr)}
  .pipe{grid-template-columns:1fr}
  .team,.partners{grid-template-columns:1fr}
  .facts .wrap{grid-template-columns:repeat(2,1fr)}
  .fact{padding:36px 20px}.fact:nth-child(3){border-left:0;padding-left:0}
  .fact:nth-child(n+3){border-top:1px solid var(--hair)}
  .fgrid{grid-template-columns:1fr 1fr}
  .section{padding:100px 0}
}
@media (max-width:600px){
  .wrap{padding:0 20px}
  .hero p{font-size:16px}
  .pcard2{grid-template-columns:1fr}
  .prods{gap:14px}.prod .tx{padding:14px 14px 18px}.prod h3{font-size:13px}
  .fgrid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation:none!important;transition:none!important}
  .rv,.rise{opacity:1;transform:none}
}

/* ---------- shared: skip link, header, menus, footer (home + inner pages) ---------- */
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:#fff;color:#040810;padding:10px 16px;border-radius:10px;font-weight:700;font-size:14px}
.skip:focus{top:12px}
header{position:fixed;inset:0 0 auto 0;z-index:40;color:#fff;transition:background .35s,border-color .35s;border-bottom:1px solid transparent}
header.stuck{background:rgba(4,8,16,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-color:rgba(255,255,255,.12)}
.nav{display:flex;align-items:center;gap:36px;height:88px;transition:height .35s}
header.stuck .nav{height:70px}
.logo{display:block;width:210px;aspect-ratio:1426/206;background:url(../img/ETECHONE_logo-W.png) center bottom/100% auto no-repeat;flex:0 0 auto}
.nav nav{margin-left:auto}
.menu{display:flex;gap:30px;list-style:none;margin:0;padding:0;font-size:13px;letter-spacing:.03em}
.menu>li{position:relative}
.menu a.top{display:flex;align-items:center;gap:7px;opacity:.82;transition:opacity .2s;position:relative;padding:10px 0}
.menu a.top:after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:#3AA8FF;transform:scaleX(0);transform-origin:left;transition:transform .3s}
.menu a.top:hover,.menu a.top.on{opacity:1}
.menu a.top:hover:after,.menu a.top.on:after{transform:scaleX(1)}
.chev{width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.6;transition:transform .3s}
.dd:hover .chev,.dd:focus-within .chev{transform:rotate(225deg) translate(-2px,0)}
.sub{position:absolute;top:100%;left:-18px;min-width:230px;list-style:none;margin:10px 0 0;padding:10px;background:rgba(7,18,38,.96);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.12);border-radius:16px;box-shadow:0 30px 60px rgba(0,0,0,.4);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .25s,transform .25s,visibility .25s}
.sub:before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px}
.dd:hover .sub,.dd:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:11px 14px;border-radius:10px;font-size:13px;color:rgba(255,255,255,.82);transition:background .2s,color .2s}
.sub a:hover{background:rgba(58,168,255,.12);color:#fff}
.menu .mob{display:none}
.nav-cta{padding:11px 20px!important;font-size:12px!important}
.burger{display:none;margin-left:auto;background:none;border:0;width:40px;height:40px;cursor:pointer}
.burger span{display:block;height:1.5px;background:#fff;margin:7px 6px;transition:transform .3s,opacity .3s}
.menu-open .burger span:nth-child(1){transform:translateY(8.5px) rotate(45deg)}
.menu-open .burger span:nth-child(2){opacity:0}
.menu-open .burger span:nth-child(3){transform:translateY(-8.5px) rotate(-45deg)}
footer .logo{width:200px;margin-bottom:22px}
.ftag{max-width:280px;margin:0}
.faddr{margin:18px 0 0}

@media (max-width:1060px){
  .nav nav,.nav-cta{display:none}
  .burger{display:block}
  .menu-open header{background:#040810}
  .menu-open .nav nav{display:block;position:fixed;inset:70px 0 0 0;background:#040810;overflow-y:auto;padding:10px 28px 40px}
  .menu-open .menu{flex-direction:column;gap:0;font-size:20px}
  .menu-open .menu .mob{display:block}
  .menu-open .menu>li{border-bottom:1px solid rgba(255,255,255,.12)}
  .menu-open .menu a.top{padding:18px 0;opacity:1}
  .menu-open .menu a.top:after{display:none}
  .menu-open .chev{display:none}
  .menu-open .sub{position:static;opacity:1;visibility:visible;transform:none;background:none;border:0;box-shadow:none;padding:0 0 14px;margin:-6px 0 0;min-width:0;backdrop-filter:none;-webkit-backdrop-filter:none}
  .menu-open .sub a{font-size:15px;padding:9px 0 9px 16px;color:rgba(255,255,255,.7);border-left:1px solid rgba(255,255,255,.15);border-radius:0}
  body.menu-open{overflow:hidden}
}
@media (max-width:600px){ .logo{width:170px} }