/* ADV Solution Media — shared styles */
:root{
  --ink:#141A22;        /* deep slate ink */
  --ink-soft:#1E2831;
  --paper:#F7F6F3;      /* warm paper */
  --paper-2:#EFEDE7;
  --teal:#1F6F6B;       /* ledger teal accent */
  --teal-deep:#164E4B;
  --graphite:#4A5159;   /* secondary text */
  --line:#E2E0DA;       /* hairline */
  --line-ink:#2C3742;   /* hairline on dark */
  --white:#FFFFFF;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  font-size:17px;
}
.wrap{max-width:1120px;margin:0 auto;padding:0 40px}
@media(max-width:640px){.wrap{padding:0 24px}}

/* type */
h1,h2,h3,h4{font-family:"Fraunces","Georgia",serif;font-weight:500;line-height:1.1;letter-spacing:-0.01em;color:var(--ink)}
.serif{font-family:"Fraunces","Georgia",serif}
.mono{font-family:"IBM Plex Mono","SF Mono",monospace}
.eyebrow{
  font-family:"IBM Plex Mono","SF Mono",monospace;
  font-size:11px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--teal);font-weight:500;
}
a{color:inherit}

/* ledger mark (signature) */
.ledger{display:inline-flex;align-items:center;gap:5px;height:10px}
.ledger i{display:block;width:2px;background:var(--teal);border-radius:1px}
.ledger i:nth-child(1){height:5px}
.ledger i:nth-child(2){height:9px}
.ledger i:nth-child(3){height:6px}
.ledger i:nth-child(4){height:10px;background:var(--teal-deep)}
.ledger i:nth-child(5){height:4px}

/* header */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(247,246,243,0.85);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}
.brand .logo{display:flex;align-items:center;gap:6px}
.brand .bmark{
  width:30px;height:30px;border:1.5px solid var(--ink);border-radius:6px;
  display:flex;align-items:center;justify-content:center;
}
.brand .name{font-family:"Fraunces","Georgia",serif;font-size:17px;font-weight:600;letter-spacing:-0.01em}
.brand .name span{color:var(--teal)}
.navlinks{display:flex;gap:34px;align-items:center}
.navlinks a{
  font-size:14px;text-decoration:none;color:var(--graphite);font-weight:500;
  transition:color .18s;position:relative;padding:4px 0;
}
.navlinks a:hover{color:var(--ink)}
.navlinks a.active{color:var(--ink)}
.navlinks a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--teal);
}
.nav-cta{
  font-size:13px !important;font-weight:600 !important;color:var(--white) !important;
  background:var(--ink);padding:10px 18px;border-radius:6px;transition:background .18s;
}
.nav-cta:hover{background:var(--teal-deep)}
.burger{display:none}

@media(max-width:820px){
  .navlinks{display:none}
  .burger{display:flex;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px}
  .burger span{width:22px;height:2px;background:var(--ink);border-radius:2px}
  .navlinks.open{
    display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;
    background:var(--paper);border-bottom:1px solid var(--line);padding:20px 24px;gap:18px;
  }
}

/* buttons */
.btn{
  display:inline-block;font-size:14px;font-weight:600;text-decoration:none;
  padding:14px 26px;border-radius:7px;transition:all .18s;cursor:pointer;border:none;
}
.btn-ink{background:var(--ink);color:var(--white)}
.btn-ink:hover{background:var(--teal-deep);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line-ink)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-teal{background:var(--teal);color:var(--white)}
.btn-teal:hover{background:var(--teal-deep);transform:translateY(-1px)}

/* hero */
.hero{padding:96px 0 80px;position:relative;overflow:hidden}
.hero-eyebrow{margin-bottom:26px;display:flex;align-items:center;gap:14px}
.hero h1{font-size:clamp(40px,6.2vw,72px);letter-spacing:-0.025em;max-width:14ch;margin-bottom:28px}
.hero h1 em{font-style:italic;color:var(--teal)}
.hero .lede{font-size:clamp(18px,2.2vw,21px);color:var(--graphite);max-width:56ch;margin-bottom:40px;line-height:1.6}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;align-items:center}

/* section frame */
.section{padding:88px 0;border-top:1px solid var(--line)}
.section.dark{background:var(--ink);color:var(--paper);border-top:none}
.section.dark h1,.section.dark h2,.section.dark h3{color:var(--white)}
.section.dark .eyebrow{color:#6FB5B0}
.sec-head{margin-bottom:52px;max-width:60ch}
.sec-head .eyebrow{margin-bottom:18px;display:block}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);margin-bottom:18px}
.sec-head p{color:var(--graphite);font-size:18px}
.section.dark .sec-head p{color:#A9B4BD}

/* stat row */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.stat{padding:30px 28px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .v{font-family:"Fraunces","Georgia",serif;font-size:23px;color:var(--ink);margin-bottom:6px}
.stat .l{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--graphite)}
@media(max-width:820px){.stats{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:none}.stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}}
@media(max-width:460px){.stats{grid-template-columns:1fr}.stat{border-right:none;border-bottom:1px solid var(--line)}.stat:last-child{border-bottom:none}}

/* card grid */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:32px 28px;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(20,26,34,0.06)}
.card .k{margin-bottom:20px;display:flex;align-items:center;gap:8px}
.card h3{font-size:21px;margin-bottom:12px}
.card p{color:var(--graphite);font-size:15.5px}
@media(max-width:860px){.cards{grid-template-columns:1fr}}

/* two-col feature */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feature.reverse .fig{order:-1}
.feature h2{font-size:clamp(26px,3.4vw,36px);margin-bottom:20px}
.feature p{color:var(--graphite);margin-bottom:16px}
.feature .fig{background:var(--ink);border-radius:16px;min-height:340px;position:relative;overflow:hidden}
@media(max-width:820px){.feature{grid-template-columns:1fr;gap:32px}.feature.reverse .fig{order:0}}

/* list */
.clean-list{list-style:none;display:flex;flex-direction:column;gap:16px}
.clean-list li{display:flex;gap:14px;align-items:flex-start;font-size:16px}
.clean-list .m{flex:0 0 auto;margin-top:9px}

/* process (numbered — real sequence) */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.step .n{font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--teal);letter-spacing:.1em;padding-bottom:14px;margin-bottom:16px;border-bottom:1px solid var(--line)}
.step h4{font-size:18px;margin-bottom:10px}
.step p{color:var(--graphite);font-size:14.5px}
@media(max-width:820px){.process{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.process{grid-template-columns:1fr}}

/* CTA band */
.cta-band{background:var(--ink);color:var(--paper);border-radius:20px;padding:64px 56px;text-align:center;position:relative;overflow:hidden}
.cta-band h2{color:var(--white);font-size:clamp(28px,4vw,40px);margin-bottom:18px}
.cta-band p{color:#A9B4BD;max-width:52ch;margin:0 auto 34px;font-size:18px}
@media(max-width:640px){.cta-band{padding:44px 28px}}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:start}
.contact-info .row{padding:22px 0;border-bottom:1px solid var(--line)}
.contact-info .row:first-child{padding-top:0}
.contact-info .lbl{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--graphite);margin-bottom:8px}
.contact-info .val{font-size:18px;color:var(--ink)}
.contact-info a.val{color:var(--teal);text-decoration:none}
.contact-info a.val:hover{text-decoration:underline}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr;gap:36px}}

/* footer */
footer.site{background:var(--ink);color:var(--paper);padding:64px 0 32px}
footer.site h1,footer.site h2,footer.site h3{color:var(--white)}
.foot-top{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--line-ink)}
.foot-brand .name{font-family:"Fraunces",serif;font-size:20px;font-weight:600;margin-bottom:14px;color:var(--white)}
.foot-brand p{color:#9AA5AE;font-size:15px;max-width:38ch}
.foot-col h4{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#6FB5B0;margin-bottom:18px;font-weight:500}
.foot-col a{display:block;color:#B8C2CB;text-decoration:none;font-size:15px;margin-bottom:12px;transition:color .18s}
.foot-col a:hover{color:var(--white)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;padding-top:26px;gap:16px;flex-wrap:wrap}
.foot-bot p{color:#7C8791;font-size:13px}
.foot-bot .mono{font-size:12px;color:#7C8791}
@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}}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}
::selection{background:rgba(31,111,107,0.2)}

/* page hero (inner pages) */
.page-hero{padding:72px 0 56px;border-bottom:1px solid var(--line)}
.page-hero .eyebrow{margin-bottom:20px;display:block}
.page-hero h1{font-size:clamp(34px,5vw,58px);letter-spacing:-0.02em;margin-bottom:20px;max-width:18ch}
.page-hero p{font-size:20px;color:var(--graphite);max-width:56ch}

/* prose */
.prose{max-width:68ch}
.prose h3{font-size:24px;margin:40px 0 14px}
.prose p{color:var(--graphite);margin-bottom:18px}
.prose p strong{color:var(--ink);font-weight:600}