/* =========================================================================
   EmersonUPS.in — design system
   Palette: enterprise navy + gold, with electric-blue live cue
   Type: Space Grotesk (display) · Inter (body) · IBM Plex Mono (data)
   ========================================================================= */

:root{
  --navy:#10182F;          /* brand navy */
  --navy-900:#0A0F1E;      /* deep hero/footer */
  --navy-800:#111A33;
  --navy-700:#1A2544;
  --ink:#10182F;           /* headings */
  --gold:#D4AF37;          /* premium accent */
  --gold-soft:#E4C766;
  --blue:#4F7DF3;          /* "live power" cue */
  --paper:#F6F8FC;         /* light section bg */
  --paper-2:#EEF2F9;
  --white:#FFFFFF;
  --slate:#586179;         /* muted body text */
  --slate-light:#9AA3B8;
  --line:rgba(16,24,47,.10);
  --line-strong:rgba(16,24,47,.16);
  --line-dark:rgba(255,255,255,.12);
  --shadow-sm:0 1px 2px rgba(16,24,47,.05);
  --shadow:0 12px 30px rgba(16,24,47,.09);
  --shadow-lg:0 28px 60px rgba(16,24,47,.16);
  --radius:16px;
  --radius-sm:11px;
  --radius-lg:22px;
  --container:1200px;
  --pad:clamp(20px,5vw,40px);
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --display:'Space Grotesk',var(--sans);
  --mono:'IBM Plex Mono','SFMono-Regular',Menlo,monospace;
  --sp:clamp(64px,9vw,120px); /* section vertical rhythm */
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);
  line-height:1.65;font-size:16.5px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;line-height:1.12;letter-spacing:-.02em;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(2.2rem,5.4vw,3.7rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.6vw,2.5rem)}
h3{font-size:clamp(1.15rem,2vw,1.35rem)}
p{margin:0 0 1rem}
strong{font-weight:600;color:var(--ink)}
::selection{background:var(--gold);color:var(--navy)}

.container{max-width:var(--container);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:var(--sp)}
.section--tight{padding-block:clamp(48px,6vw,80px)}
.section--paper{background:var(--paper)}
.section--navy{background:var(--navy);color:#DDE3F2}
.section--navy h1,.section--navy h2,.section--navy h3{color:#fff}

/* ---- eyebrow / kicker ---- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);
  font-size:.72rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;
  color:var(--slate);margin:0 0 16px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--gold);display:inline-block}
.section--navy .eyebrow{color:var(--gold-soft)}
.eyebrow--center{justify-content:center}

.lead{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--slate);max-width:60ch;line-height:1.6}
.section--navy .lead{color:#AEB8D2}
.measure{max-width:66ch}
.center{text-align:center}
.center .lead,.center .eyebrow{margin-inline:auto}

/* ---- waveform signature ---- */
.wave{display:block;width:100%;max-width:280px;height:34px;overflow:visible}
.wave path{fill:none;stroke:var(--gold);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.wave--draw path{stroke-dasharray:620;stroke-dashoffset:620;animation:wavedraw 1.9s .3s ease forwards}
@keyframes wavedraw{to{stroke-dashoffset:0}}
@media (prefers-reduced-motion:reduce){.wave--draw path{animation:none;stroke-dashoffset:0}}

/* ---- buttons ---- */
.btn{
  --bg:var(--gold);--fg:var(--navy);
  display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:.98rem;
  padding:14px 24px;border-radius:11px;border:1.5px solid transparent;cursor:pointer;
  background:var(--bg);color:var(--fg);transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease;
  font-family:var(--sans);line-height:1;white-space:nowrap;
}
.btn svg{width:18px;height:18px;stroke:currentColor;fill:none}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(212,175,55,.32)}
.btn--gold{background:var(--gold);color:var(--navy)}
.btn--gold:hover{background:var(--gold-soft)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn--ghost:hover{background:rgba(255,255,255,.08);box-shadow:none;border-color:#fff}
.btn--dark{background:var(--navy);color:#fff}
.btn--dark:hover{background:var(--navy-700);box-shadow:0 10px 24px rgba(16,24,47,.28)}
.btn--outline{background:transparent;color:var(--navy);border-color:var(--line-strong)}
.btn--outline:hover{border-color:var(--navy);background:transparent;box-shadow:none}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}
.btn-row--center{justify-content:center}

/* =========================== header =========================== */
.site-header{position:sticky;top:0;z-index:100;transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;border-bottom:1px solid transparent}
.site-header.is-solid{background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(14px);box-shadow:var(--shadow-sm);border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:700;font-size:1.24rem;letter-spacing:-.02em;color:var(--ink)}
.brand .dot{width:11px;height:11px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(212,175,55,.2);flex:none}
.site-header:not(.is-solid) .brand{color:#fff}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:40px;
  font-size:.93rem;font-weight:500;color:var(--slate);padding:0 14px;border-radius:9px;
  transition:color .15s ease,background .15s ease;white-space:nowrap;
}
.nav-links a:hover{color:var(--ink);background:var(--paper)}
.nav-links a.active{color:var(--ink);font-weight:600}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:7px;height:2px;background:var(--gold);border-radius:2px}
.site-header:not(.is-solid) .nav-links a{color:rgba(255,255,255,.82)}
.site-header:not(.is-solid) .nav-links a:hover{color:#fff;background:rgba(255,255,255,.1)}
.site-header:not(.is-solid) .nav-links a.active{color:#fff}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-phone{font-family:var(--mono);font-size:.9rem;font-weight:500;color:var(--ink);display:flex;align-items:center;gap:7px;white-space:nowrap}
.nav-phone svg{width:16px;height:16px;stroke:var(--gold)}
.site-header:not(.is-solid) .nav-phone{color:#fff}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;color:var(--ink)}
.site-header:not(.is-solid) .nav-toggle{color:#fff}
.nav-toggle svg{width:26px;height:26px}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--navy);color:#fff;padding:12px 18px;border-radius:0 0 8px 0;font-weight:600}
.skip:focus{left:0}

/* =========================== hero =========================== */
.hero{position:relative;background:var(--navy-900);color:#fff;overflow:hidden;isolation:isolate;margin-top:-74px;padding-top:74px}
.hero__media{position:absolute;inset:0;z-index:-2}
.hero__media img{width:100%;height:100%;object-fit:cover;opacity:.42}
.hero__media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,var(--navy-900) 8%,rgba(10,15,30,.86) 42%,rgba(10,15,30,.35) 100%),
             linear-gradient(0deg,var(--navy-900),transparent 55%);}
.hero__glow{position:absolute;top:-20%;right:-10%;width:60%;height:120%;z-index:-1;
  background:radial-gradient(closest-side,rgba(79,125,243,.22),transparent 70%);pointer-events:none}
.hero__inner{padding-block:clamp(72px,12vw,132px);max-width:760px}
.hero h1{color:#fff;margin-bottom:.35em}
.hero h1 .hl{color:var(--gold)}
.hero__sub{font-size:clamp(1.05rem,1.7vw,1.28rem);color:#B8C1DA;max-width:56ch;margin-bottom:2rem}
.hero .btn-row{margin-bottom:2.4rem}
.hero--page .hero__inner{padding-block:clamp(64px,9vw,104px);max-width:820px}
.hero--page h1{font-size:clamp(2rem,4.6vw,3.1rem)}

/* breadcrumb */
.crumbs{font-family:var(--mono);font-size:.76rem;letter-spacing:.06em;color:#8C96B4;margin-bottom:18px;text-transform:uppercase}
.crumbs a{color:#8C96B4}.crumbs a:hover{color:var(--gold-soft)}
.crumbs span{color:var(--gold-soft)}

/* stat strip */
.stats{display:flex;flex-wrap:wrap;gap:0;border:1px solid var(--line-dark);border-radius:var(--radius);overflow:hidden;max-width:720px}
.stats .stat{flex:1 1 140px;padding:20px 22px;border-right:1px solid var(--line-dark)}
.stats .stat:last-child{border-right:0}
.stat__n{font-family:var(--display);font-weight:700;font-size:clamp(1.5rem,3vw,2rem);color:#fff;letter-spacing:-.02em}
.stat__l{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:#8f9ab8;margin-top:4px}

/* =========================== layout helpers =========================== */
.grid{display:grid;gap:22px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,64px);align-items:center}
.split--media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;object-fit:cover;aspect-ratio:4/3}
.sec-head{max-width:62ch;margin-bottom:44px}
.sec-head.center{margin-inline:auto}

/* ---- cards ---- */
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(212,175,55,.5)}
.card__ic{width:46px;height:46px;border-radius:12px;background:var(--navy);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card__ic svg{width:23px;height:23px;stroke:var(--gold);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{margin-bottom:8px}
.card p{color:var(--slate);font-size:.96rem;margin:0}
.card--link{cursor:pointer}
.card__more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-weight:600;font-size:.9rem;color:var(--navy)}
.card__more svg{width:16px;height:16px;transition:transform .2s ease}
.card:hover .card__more svg{transform:translateX(4px)}

/* product card */
.pcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(212,175,55,.5)}
.pcard__top{display:flex;align-items:center;justify-content:space-between;padding:16px 20px 0}
.tag{font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);background:rgba(79,125,243,.1);padding:5px 9px;border-radius:6px;font-weight:500}
.pcard__body{padding:12px 20px 20px;display:flex;flex-direction:column;flex:1}
.pcard__body h3{font-size:1.08rem;margin-bottom:8px}
.pcard__body p{color:var(--slate);font-size:.92rem;margin:0 0 16px;flex:1}
.spec-chips{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}
.spec-chips span{font-family:var(--mono);font-size:.7rem;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:5px 9px}
.pcard__cta{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:.9rem;color:var(--navy);margin-top:auto}
.pcard__cta svg{width:15px;height:15px;transition:transform .2s ease}
.pcard:hover .pcard__cta svg{transform:translateX(4px)}

/* feature list */
.flist{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.flist li{display:flex;gap:12px;align-items:flex-start;color:var(--slate);font-size:.98rem}
.flist svg{flex:none;width:22px;height:22px;stroke:var(--gold);fill:none;stroke-width:2;margin-top:1px}
.flist strong{color:var(--ink)}

/* chips row */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips .chip{font-size:.9rem;font-weight:500;color:var(--navy);background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 16px;transition:border-color .15s ease,transform .15s ease}
.chips .chip:hover{border-color:var(--gold);transform:translateY(-2px)}
.section--navy .chip{color:#fff;background:rgba(255,255,255,.05);border-color:var(--line-dark)}

/* table */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm)}
table.data{border-collapse:collapse;width:100%;min-width:640px;font-size:.94rem}
table.data thead th{background:var(--navy);color:#fff;text-align:left;font-family:var(--mono);font-weight:500;font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;padding:14px 18px}
table.data td{padding:14px 18px;border-top:1px solid var(--line);vertical-align:top;color:var(--slate)}
table.data tbody tr:nth-child(even){background:var(--paper)}
table.data td:first-child{font-weight:600;color:var(--navy);font-family:var(--mono);font-size:.86rem;white-space:nowrap}

/* numbered steps */
.steps{display:grid;gap:22px;counter-reset:step}
.steps .step{position:relative;padding-left:66px}
.steps .step::before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:0;top:-4px;font-family:var(--mono);font-size:.9rem;font-weight:600;color:var(--gold);width:46px;height:46px;border:1px solid var(--line-strong);border-radius:12px;display:flex;align-items:center;justify-content:center}
.steps .step h3{margin-bottom:5px}
.steps .step p{color:var(--slate);margin:0;font-size:.96rem}

/* accordion */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq details[open]{border-color:rgba(212,175,55,.5);box-shadow:var(--shadow)}
.faq summary{cursor:pointer;list-style:none;padding:19px 22px;font-family:var(--display);font-weight:600;font-size:1.05rem;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:18px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:12px;height:12px;border-right:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(45deg);transition:transform .22s ease;margin-top:-4px}
.faq details[open] summary::after{transform:rotate(225deg);margin-top:4px}
.faq .faq__a{padding:0 22px 20px;color:var(--slate);font-size:.98rem;max-width:78ch}

/* cta band */
.cta-band{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-700) 100%);border-radius:var(--radius-lg);padding:clamp(38px,6vw,68px);color:#fff;position:relative;overflow:hidden}
.cta-band .wave{position:absolute;right:-20px;bottom:-8px;max-width:340px;opacity:.5}
.cta-band h2{color:#fff;max-width:20ch}
.cta-band p{color:#B8C1DA;max-width:52ch}

/* form */
.form{display:grid;gap:18px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:7px;font-family:var(--mono);letter-spacing:.02em;text-transform:uppercase}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1px solid var(--line-strong);border-radius:10px;font-family:var(--sans);font-size:1rem;color:var(--ink);background:#fff;transition:border-color .15s ease,box-shadow .15s ease}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.18)}
.field textarea{min-height:130px;resize:vertical}

/* contact list */
.cinfo{display:grid;gap:20px}
.cinfo .item{display:flex;gap:16px;align-items:flex-start}
.cinfo .item .ic{width:46px;height:46px;flex:none;border-radius:12px;background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.cinfo .item .ic svg{width:21px;height:21px;stroke:var(--gold);fill:none;stroke-width:1.8}
.cinfo .item h3{font-size:1rem;margin-bottom:3px}
.cinfo .item p,.cinfo .item a{color:var(--slate);font-size:.96rem;margin:0}
.cinfo .item a:hover{color:var(--navy)}

/* dealer grid */
.dealers{columns:4;column-gap:26px;font-size:.9rem}
.dealers span{display:block;padding:7px 0;color:var(--slate);border-bottom:1px solid var(--line);break-inside:avoid;font-family:var(--mono);font-size:.8rem}
.dealers span b{color:var(--ink);font-weight:600;font-family:var(--sans);font-size:.9rem;display:block}

/* logo strip */
.logos{display:flex;flex-wrap:wrap;align-items:center;gap:34px;justify-content:center;opacity:.9}
.logos .lg{font-family:var(--mono);font-size:.82rem;letter-spacing:.05em;color:var(--slate-light);text-transform:uppercase}

/* =========================== footer =========================== */
.site-footer{background:var(--navy-900);color:#9AA5C0;padding-block:64px 30px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--line-dark)}
.site-footer .brand{color:#fff;margin-bottom:16px}
.foot-about p{color:#8E99B8;max-width:38ch;font-size:.92rem}
.foot-col h4{font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-soft);margin:0 0 16px;font-weight:500}
.foot-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.foot-col a{color:#9AA5C0;font-size:.92rem}
.foot-col a:hover{color:#fff}
.foot-contact div{margin-bottom:12px;color:#9AA5C0}
.foot-contact b{color:#fff;font-weight:600;display:block;font-size:.8rem;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;margin-bottom:2px}
.foot-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;padding-top:26px;color:#6F7A99;font-size:.82rem}
.foot-bottom a{color:#8E99B8}.foot-bottom a:hover{color:var(--gold-soft)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* focus visibility */
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:4px}

/* =========================== responsive =========================== */
@media (max-width:1024px){
  .foot-grid{grid-template-columns:1fr 1fr}
  .dealers{columns:3}
}
@media (max-width:900px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .split--reverse .split__media{order:-1}
  .nav-links,.nav-phone{display:none}
  .nav-toggle{display:inline-flex}
  .nav.is-open + .mobile-nav{display:block}
  .dealers{columns:2}
}
@media (max-width:560px){
  .grid--4,.grid--3,.grid--2{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr}
  .stats .stat{flex-basis:50%;border-bottom:1px solid var(--line-dark)}
  .dealers{columns:1}
  h1{font-size:clamp(1.9rem,8vw,2.4rem)}
}

/* mobile nav panel */
.mobile-nav{display:none;position:fixed;inset:74px 0 0;background:var(--navy-900);z-index:99;padding:24px var(--pad);overflow-y:auto}
.mobile-nav.open{display:block}
.mobile-nav ul{list-style:none;margin:0 0 24px;padding:0;display:grid;gap:4px}
.mobile-nav a{display:block;padding:15px 8px;font-family:var(--display);font-size:1.2rem;font-weight:500;color:#fff;border-bottom:1px solid var(--line-dark)}
.mobile-nav a.active{color:var(--gold)}
.mobile-nav .btn{width:100%;justify-content:center;margin-top:8px}
.mobile-nav .m-phone{font-family:var(--mono);color:var(--gold-soft);margin-top:20px;display:block}
body.nav-locked{overflow:hidden}