/* =========================================================
   Adair, LLC — Business Development / Product Development / R&D
   Shared stylesheet
========================================================= */
:root{
  --navy:#07101f;
  --navy-2:#0b1628;
  --navy-3:#111f35;
  --navy-4:#172842;
  --gold:#c9a84c;
  --gold-2:#e4c979;
  --gold-3:#8f7736;
  --ivory:#f7f2e8;
  --muted:rgba(247,242,232,.68);
  --faint:rgba(247,242,232,.08);
  --fainter:rgba(247,242,232,.045);
  --border:rgba(201,168,76,.23);
  --border-soft:rgba(247,242,232,.11);
  --shadow:0 24px 80px rgba(0,0,0,.38);
  --radius:0;
  --max:1240px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--navy)}
body{font-family:'DM Sans',system-ui,-apple-system,Segoe UI,sans-serif;background:var(--navy);color:var(--ivory);font-weight:300;line-height:1.7;overflow-x:hidden}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
ul{list-style:none}
h1,h2,h3,h4{font-family:'Cormorant Garamond',Georgia,serif;font-weight:400;line-height:1.08;letter-spacing:-.02em}
p{color:var(--muted)}
::selection{background:var(--gold);color:var(--navy)}

/* Background system */
.site-bg{position:fixed;inset:0;z-index:-2;background:
  radial-gradient(ellipse 70% 55% at 78% 12%,rgba(201,168,76,.10),transparent 58%),
  radial-gradient(ellipse 60% 70% at 8% 78%,rgba(23,40,66,.75),transparent 65%),
  linear-gradient(135deg,#07101f 0%,#0b1628 45%,#07101f 100%)}
.site-bg::after{content:'';position:absolute;inset:0;background-image:
  linear-gradient(rgba(201,168,76,.04) 1px,transparent 1px),
  linear-gradient(90deg,rgba(201,168,76,.04) 1px,transparent 1px);background-size:82px 82px;mask-image:radial-gradient(ellipse at 60% 20%,rgba(0,0,0,.82),transparent 70%)}

/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:1.35rem 4vw;transition:background .35s ease,padding .35s ease,border-color .35s ease;isolation:isolate}
.site-header.scrolled{background:rgba(7,16,31,.92);backdrop-filter:blur(18px);border-bottom:1px solid var(--border);padding:1rem 4vw}
.brand-mark{display:flex;align-items:center;gap:.85rem;min-width:0}
.brand-symbol{width:42px;height:42px;border:1px solid var(--gold);display:grid;place-items:center;font-family:'Cormorant Garamond',serif;font-size:1.35rem;color:var(--gold);background:rgba(201,168,76,.06);box-shadow:inset 0 0 0 1px rgba(247,242,232,.04)}
.brand-copy{display:flex;flex-direction:column;line-height:1}
.brand-name{font-family:'Cormorant Garamond',serif;font-size:1.52rem;letter-spacing:.035em;color:var(--ivory);white-space:nowrap}
.brand-tag{font-size:.58rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);white-space:nowrap;margin-top:.22rem}
.nav-links{display:flex;align-items:center;gap:2.25rem}
.nav-links a{font-size:.73rem;letter-spacing:.145em;text-transform:uppercase;color:rgba(247,242,232,.66);font-weight:500;position:relative;transition:color .25s ease}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-.45rem;width:0;height:1px;background:var(--gold);transition:width .25s ease}
.nav-links a:hover,.nav-links a.active{color:var(--ivory)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links .nav-cta{border:1px solid var(--gold);color:var(--gold);padding:.72rem 1.25rem;transition:background .25s ease,color .25s ease,transform .25s ease}
.nav-links .nav-cta:hover{background:var(--gold);color:var(--navy);transform:translateY(-1px)}
.nav-links .nav-cta::after{display:none}
.hamburger{display:none;position:relative;z-index:102;width:42px;height:42px;background:transparent;border:1px solid rgba(247,242,232,.18);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.hamburger span{width:20px;height:1px;background:var(--ivory);transition:transform .25s ease,opacity .25s ease}
.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(4px,4px)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(4px,-4px)}

/* Layout */
main{position:relative;z-index:1}
.container{width:min(var(--max),100%);margin:0 auto;padding:0 4vw}
.section{padding:7rem 0;position:relative}
.section.alt{background:rgba(11,22,40,.72);border-top:1px solid rgba(201,168,76,.09);border-bottom:1px solid rgba(201,168,76,.09)}
.section.compact{padding:5rem 0}
.eyebrow,.section-label,.page-label{display:inline-flex;align-items:center;gap:.75rem;font-size:.68rem;letter-spacing:.25em;text-transform:uppercase;color:var(--gold);font-weight:600}
.eyebrow::before,.section-label::before,.page-label::before{content:'';width:2.35rem;height:1px;background:var(--gold)}
.section-head{display:flex;justify-content:space-between;gap:3rem;align-items:end;margin-bottom:3rem}
.section-head .section-title{margin:0;max-width:760px}
.section-title{font-size:clamp(2.25rem,4.4vw,4.15rem);margin-top:.85rem}
.section-title em,h1 em{font-style:italic;color:var(--gold-2)}
.section-sub{font-size:.98rem;line-height:1.9;max-width:560px;color:var(--muted)}
.gold-line{width:3.4rem;height:1px;background:var(--gold);margin:1.7rem 0}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.65rem;min-height:48px;padding:.95rem 1.55rem;border:1px solid transparent;font-family:'DM Sans',sans-serif;font-size:.72rem;letter-spacing:.15em;text-transform:uppercase;font-weight:600;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;white-space:nowrap}
.btn svg{width:15px;height:15px;transition:transform .25s ease}
.btn:hover svg{transform:translateX(4px)}
.btn-gold{background:var(--gold);color:var(--navy)}
.btn-gold:hover{background:var(--gold-2);transform:translateY(-2px);box-shadow:0 10px 26px rgba(201,168,76,.25)}
.btn-outline{border-color:rgba(247,242,232,.25);color:var(--ivory);background:rgba(247,242,232,.02)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-row{display:flex;gap:1rem;flex-wrap:wrap;align-items:center}

/* Hero */
.hero{min-height:100svh;display:flex;align-items:center;padding:9rem 0 5.5rem;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 55% 60% at 73% 48%,rgba(201,168,76,.08),transparent 62%);pointer-events:none}
.hero-grid{position:absolute;right:4vw;top:50%;width:min(440px,34vw);height:min(540px,52vh);transform:translateY(-48%);border:1px solid var(--border);background:linear-gradient(145deg,rgba(247,242,232,.08),rgba(247,242,232,.02));box-shadow:var(--shadow);display:grid;grid-template-rows:1fr 1fr 1fr;gap:1px;background-color:var(--border)}
.hero-grid-card{background:rgba(7,16,31,.72);padding:1.65rem;display:flex;align-items:center;gap:1.1rem;transition:background .25s ease}
.hero-grid-card:hover{background:rgba(17,31,53,.86)}
.hero-grid-num{font-family:'Cormorant Garamond',serif;font-size:2.6rem;color:rgba(201,168,76,.28);line-height:1;min-width:58px}
.hero-grid-label{font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin-bottom:.35rem;font-weight:600}
.hero-grid-title{font-family:'Cormorant Garamond',serif;font-size:1.35rem;line-height:1.2}
.hero-content{position:relative;z-index:2;width:min(100%,var(--max));margin:0 auto;padding:0 4vw}
.hero-copy{max-width:760px}
.hero .eyebrow{margin-bottom:2.25rem;opacity:0;animation:fadeSlide .8s ease .12s forwards}
.hero h1{font-size:clamp(3.8rem,8.5vw,8rem);font-weight:300;max-width:880px;margin-bottom:1.65rem;opacity:0;animation:fadeSlide .8s ease .28s forwards}
.hero-sub{font-size:1.06rem;line-height:1.9;max-width:610px;margin-bottom:2.5rem;opacity:0;animation:fadeSlide .8s ease .44s forwards}
.hero-actions{opacity:0;animation:fadeSlide .8s ease .6s forwards}
.hero-note{display:flex;align-items:center;gap:.8rem;margin-top:2.25rem;color:rgba(247,242,232,.54);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;opacity:0;animation:fadeIn .8s ease .8s forwards}
.hero-note::before{content:'';width:34px;height:1px;background:var(--border)}
@keyframes fadeSlide{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* Generic cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.card-grid.two{grid-template-columns:repeat(2,1fr)}
.card-grid.four{grid-template-columns:repeat(4,1fr)}
.card{border:1px solid var(--border);background:rgba(247,242,232,.055);padding:2.3rem;position:relative;overflow:hidden;transition:transform .3s ease,border-color .3s ease,background .3s ease,box-shadow .3s ease}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--gold),transparent);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.card:hover{transform:translateY(-5px);border-color:rgba(201,168,76,.42);background:rgba(247,242,232,.075);box-shadow:0 18px 55px rgba(0,0,0,.24)}
.card:hover::before{transform:scaleX(1)}
.card-kicker{font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:1rem}
.card h3{font-size:1.55rem;margin-bottom:.78rem}
.card p{font-size:.9rem;line-height:1.86}
.card-number{position:absolute;right:1.6rem;top:1.35rem;font-family:'Cormorant Garamond',serif;font-size:3.7rem;color:rgba(201,168,76,.085);line-height:1;pointer-events:none}
.icon-box{width:48px;height:48px;border:1px solid rgba(201,168,76,.55);display:grid;place-items:center;color:var(--gold);margin-bottom:1.35rem;background:rgba(201,168,76,.06)}
.icon-box svg{width:22px;height:22px}

/* Metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(11,22,40,.78)}
.metric{padding:2.5rem 2rem;text-align:center;border-right:1px solid var(--border)}
.metric:last-child{border-right:0}
.metric-value{font-family:'Cormorant Garamond',serif;font-size:clamp(2.3rem,4vw,3.4rem);line-height:1;color:var(--gold-2);margin-bottom:.65rem}
.metric-label{font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(247,242,232,.62);font-weight:600}

/* Split / feature */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:5rem;align-items:center}
.split.reverse{grid-template-columns:1.05fr .95fr}
.lead{font-family:'Cormorant Garamond',serif;font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.35;color:var(--ivory);font-weight:300}
.text-stack{display:flex;flex-direction:column;gap:1.35rem}
.check-list{display:grid;gap:.95rem;margin-top:1.4rem}
.check-item{display:flex;gap:.8rem;align-items:flex-start;color:var(--muted);font-size:.92rem}
.check-item::before{content:'';width:7px;height:7px;background:var(--gold);margin-top:.68rem;flex:0 0 7px;box-shadow:0 0 0 4px rgba(201,168,76,.1)}
.panel{border:1px solid var(--border);background:linear-gradient(145deg,rgba(247,242,232,.08),rgba(247,242,232,.035));box-shadow:var(--shadow);padding:2.5rem}
.panel-title{font-family:'Cormorant Garamond',serif;font-size:2rem;margin-bottom:.8rem}
.panel-row{display:flex;justify-content:space-between;gap:1.25rem;border-top:1px solid rgba(201,168,76,.16);padding:1.25rem 0}
.panel-row:first-of-type{margin-top:1.5rem}
.panel-row:last-child{padding-bottom:0}
.panel-row span:first-child{font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:600}
.panel-row span:last-child{text-align:right;color:var(--muted);font-size:.88rem;max-width:300px}

/* Process */
.process{display:grid;gap:1px;background:var(--border);border:1px solid var(--border)}
.process-step{display:grid;grid-template-columns:120px 1fr 1.2fr;gap:2rem;align-items:start;background:var(--navy);padding:2rem;transition:background .25s ease}
.process-step:hover{background:var(--navy-2)}
.process-num{font-family:'Cormorant Garamond',serif;font-size:3rem;color:rgba(201,168,76,.35);line-height:1}
.process-step h3{font-size:1.55rem}
.process-step p{font-size:.91rem;line-height:1.82}

/* Timeline / page hero */
.page-hero{padding:11rem 0 5.5rem;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 55% 65% at 80% 48%,rgba(201,168,76,.075),transparent 65%);pointer-events:none}
.page-hero-inner{position:relative;z-index:1;width:min(var(--max),100%);margin:0 auto;padding:0 4vw;display:grid;grid-template-columns:1.04fr .72fr;gap:5rem;align-items:end}
.page-hero h1{font-size:clamp(3rem,6vw,5.8rem);font-weight:300;margin-top:1rem;margin-bottom:1.2rem}
.page-hero p{font-size:1.02rem;line-height:1.9;max-width:650px}
.page-card{border:1px solid var(--border);background:rgba(247,242,232,.055);padding:2rem;box-shadow:var(--shadow)}
.page-card .label{font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:.65rem}
.page-card .big{font-family:'Cormorant Garamond',serif;font-size:2rem;line-height:1.2}

/* Services */
.service-detail{display:grid;grid-template-columns:1fr 1.15fr;gap:2.5rem;border:1px solid var(--border);background:rgba(247,242,232,.045);padding:2.25rem;margin-bottom:1.25rem}
.service-detail h3{font-size:1.8rem;margin-bottom:.8rem}
.service-detail p{font-size:.92rem;line-height:1.85}
.service-tags{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:1.25rem}
.tag{border:1px solid rgba(201,168,76,.28);color:var(--gold-2);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;padding:.45rem .65rem;background:rgba(201,168,76,.055);font-weight:600}

/* CTA */
.cta{padding:7rem 0;text-align:center;position:relative;overflow:hidden}
.cta::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 58% 80% at 50% 50%,rgba(201,168,76,.09),transparent 70%);pointer-events:none}
.cta-inner{position:relative;z-index:1;width:min(860px,100%);margin:0 auto;padding:0 4vw}
.cta h2{font-size:clamp(2.5rem,5vw,4.6rem);font-weight:300;margin:1rem 0 1.2rem}
.cta p{max-width:560px;margin:0 auto 2.3rem;font-size:1rem;line-height:1.9}

/* Contact */
.contact-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:5rem;align-items:start}
.contact-sidebar{position:sticky;top:7.5rem}
.info-block{border-bottom:1px solid rgba(201,168,76,.16);padding:0 0 1.5rem;margin-bottom:1.5rem}
.info-label{font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:.55rem}
.info-value{color:var(--ivory);line-height:1.7}
.info-value a{color:var(--ivory);transition:color .25s ease}
.info-value a:hover{color:var(--gold)}
.form-wrap{border:1px solid var(--border);background:rgba(247,242,232,.06);padding:2.6rem;box-shadow:var(--shadow)}
.form-title{font-size:2.25rem;margin-bottom:.5rem}
.form-subtitle{font-size:.9rem;margin-bottom:2.1rem}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.15rem}
.form-group{display:flex;flex-direction:column;gap:.42rem}
.form-group.full{grid-column:1/-1}
label{font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-weight:600}
.req{color:#f2a0a0;margin-left:2px}
input,select,textarea{width:100%;background:rgba(7,16,31,.62);border:1px solid rgba(201,168,76,.22);color:var(--ivory);font-family:'DM Sans',sans-serif;font-size:.92rem;font-weight:300;padding:.88rem 1rem;outline:none;border-radius:0;transition:border-color .22s ease,background .22s ease;appearance:none;-webkit-appearance:none}
input:focus,select:focus,textarea:focus{border-color:var(--gold);background:rgba(7,16,31,.9)}
textarea{min-height:160px;resize:vertical}
input::placeholder,textarea::placeholder{color:rgba(247,242,232,.28)}
select{cursor:pointer;background-image: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 1l5 5 5-5' stroke='%23c9a84c' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;padding-right:2.6rem}
select option{background:#0b1628;color:#f7f2e8}
.hp-field{display:none!important}
.form-actions{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:1.8rem;flex-wrap:wrap}
.form-note{font-size:.78rem;line-height:1.55;color:rgba(247,242,232,.56)}
.alert{border:1px solid;margin-bottom:1.7rem;padding:1rem 1.2rem;font-size:.9rem;line-height:1.7}
.alert-success{border-color:rgba(120,200,120,.45);background:rgba(120,200,120,.07);color:#a6e8a6}
.alert-error{border-color:rgba(230,100,100,.45);background:rgba(230,100,100,.07);color:#ffb0b0}
.alert ul{padding-left:1.2rem;list-style:disc;margin-top:.5rem}

/* Footer */
.site-footer{background:#050b16;border-top:1px solid var(--border);padding:4.6rem 0 2rem}
.footer-grid{display:grid;grid-template-columns:1.45fr .8fr .8fr .9fr;gap:3rem;padding-bottom:3rem;border-bottom:1px solid rgba(201,168,76,.18)}
.footer-brand{font-family:'Cormorant Garamond',serif;font-size:2.05rem;line-height:1.1;margin-bottom:.4rem}
.footer-tag{font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:1rem}
.footer-desc{font-size:.86rem;line-height:1.82;max-width:360px}
.footer-title{font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:1.2rem}
.footer-links{display:flex;flex-direction:column;gap:.65rem}
.footer-links a{color:rgba(247,242,232,.62);font-size:.86rem;transition:color .25s ease}
.footer-links a:hover{color:var(--ivory)}
.footer-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-top:2rem;color:rgba(247,242,232,.36);font-size:.76rem}

/* Animation */
.fade-up{opacity:0;transform:translateY(28px);transition:opacity .72s ease,transform .72s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* Utility */
.mt-1{margin-top:1rem}.mt-2{margin-top:2rem}.center{text-align:center}.max-620{max-width:620px}.max-760{max-width:760px}.muted{color:var(--muted)}

@media(max-width:1080px){
  .hero-grid{display:none}
  .hero-copy{max-width:860px}
  .card-grid.four{grid-template-columns:repeat(2,1fr)}
  .split,.split.reverse,.page-hero-inner,.contact-layout{grid-template-columns:1fr;gap:3rem}
  .contact-sidebar{position:static}
  .section-head{align-items:start;flex-direction:column;gap:1.25rem}
}
@media(max-width:900px){
  .hamburger{display:flex}
  .nav-links{position:fixed;inset:0;background:rgba(7,16,31,.97);backdrop-filter:blur(18px);z-index:101;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:1.7rem;opacity:0;pointer-events:none;transform:translateY(-12px);transition:opacity .25s ease,transform .25s ease}
  .nav-links.open{opacity:1;pointer-events:auto;transform:translateY(0)}
  .nav-links a{font-size:1.05rem}
  .nav-links .nav-cta{margin-top:.5rem}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .metric:nth-child(2){border-right:0}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--border)}
  .card-grid,.card-grid.two{grid-template-columns:1fr}
  .process-step{grid-template-columns:1fr;gap:.75rem}
  .service-detail{grid-template-columns:1fr;gap:1.25rem}
}
@media(max-width:620px){
  .site-header{padding:1rem 4vw}.site-header.scrolled{padding:.8rem 4vw}
  .brand-symbol{width:36px;height:36px;font-size:1.1rem}.brand-name{font-size:1.3rem}.brand-tag{font-size:.48rem;letter-spacing:.18em}
  .hero{padding-top:8rem;min-height:auto}
  .hero h1{font-size:clamp(3.1rem,16vw,4.2rem)}
  .hero-sub{font-size:.98rem}
  .btn-row,.hero-actions{align-items:stretch}.btn{width:100%}
  .section{padding:5rem 0}.section.compact{padding:4rem 0}
  .card,.panel,.form-wrap{padding:1.6rem}
  .card-grid.four,.metrics{grid-template-columns:1fr}
  .metric{border-right:0!important;border-bottom:1px solid var(--border)}.metric:last-child{border-bottom:0}
  .form-grid{grid-template-columns:1fr}
  .form-actions{align-items:stretch;flex-direction:column}.form-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .footer-bottom{flex-direction:column;text-align:center}.site-footer{text-align:left}
}