/* ============================================================
   Carolus Advisory — shared stylesheet
   White + near-black, strictly monochrome. Inter for everything;
   Jost only for the CAROLUS / ADVISORY logo lockup.
   ============================================================ */

:root{
  --ink:#0a0a0a;
  --ink-soft:#424245;
  --ink-faint:#6e6e73;
  --bg:#ffffff;
  --bg-alt:#f5f5f7;
  --line:rgba(0,0,0,.09);
  --line-strong:#d2d2d7;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --brand:"Jost",var(--sans);
  --radius:20px;
  --pill:980px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  font-size:1.0625rem;
  background:var(--bg);
  color:var(--ink);
  font-weight:400;
  line-height:1.6;
  letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--ink);color:#fff}
.wrap{max-width:1120px;margin:0 auto;padding:0 32px}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:6px}
.eyebrow{font-size:.9375rem;font-weight:500;letter-spacing:-.005em;color:var(--ink-faint)}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  padding:18px 0;transition:padding .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease);
  border-bottom:1px solid transparent;
}
header.scrolled{
  padding:12px 0;background:rgba(255,255,255,.78);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between}
/* logo lockup — mark + Jost wordmark, matching the brand artwork */
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:30px;height:30px;color:var(--ink);flex:none}
.brand .name{font-family:var(--brand);font-weight:400;letter-spacing:.34em;font-size:.94rem;text-transform:uppercase}
.brand .name b{font-weight:400}
.brand .sub{font-family:var(--brand);font-size:.62rem;letter-spacing:.34em;color:var(--ink-faint);text-transform:uppercase;margin-left:2px}
.navlinks{display:flex;gap:32px;align-items:center}
.navlinks a{font-size:.875rem;color:var(--ink-soft);transition:color .2s}
.navlinks a:hover{color:var(--ink)}
.navlinks a[aria-current="page"]{color:var(--ink);font-weight:500}
.navlinks .pill{
  background:var(--ink);color:#fff;font-weight:500;border-radius:var(--pill);padding:8px 18px;
  transition:background .2s;
}
.navlinks .pill:hover{background:#2c2c2e;color:#fff}
.navlinks .pill[aria-current="page"]{color:#fff}

/* hamburger — hidden until the nav collapses on small screens */
.menu-toggle{
  display:none;width:34px;height:30px;position:relative;flex:none;
  background:none;border:none;color:var(--ink);cursor:pointer;
}
.menu-toggle span{
  position:absolute;left:6px;right:6px;height:1.5px;background:currentColor;border-radius:1px;
  transition:transform .35s var(--ease),opacity .2s var(--ease);
}
.menu-toggle span:nth-child(1){top:10px}
.menu-toggle span:nth-child(2){top:15px}
.menu-toggle span:nth-child(3){top:20px}
header.nav-open .menu-toggle span:nth-child(1){transform:translateY(5px) rotate(45deg)}
header.nav-open .menu-toggle span:nth-child(2){opacity:0}
header.nav-open .menu-toggle span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  font-family:var(--sans);font-size:.9375rem;font-weight:500;letter-spacing:-.01em;line-height:1.2;
  padding:14px 26px;border-radius:var(--pill);transition:background .2s,color .2s;display:inline-block;
}
button.btn{border:none;cursor:pointer}
button.btn:disabled{opacity:.5;cursor:default}
.btn-solid{background:var(--ink);color:#fff}
.btn-solid:hover{background:#2c2c2e}
.btn-text{color:var(--ink);padding:14px 6px}
.btn-text::after{content:"\2192";display:inline-block;margin-left:8px;transition:transform .25s var(--ease)}
.btn-text:hover::after{transform:translateX(4px)}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}

/* ---------- hero (home) ---------- */
.hero{position:relative;padding:176px 0 112px;text-align:center}
.hero-mark{display:block;width:72px;height:72px;margin:0 auto 32px;color:var(--ink);opacity:0;animation:rise .9s var(--ease) .05s forwards}
.hero .eyebrow{opacity:0;animation:rise .9s var(--ease) .12s forwards}
.hero h1{
  font-weight:600;line-height:1.04;letter-spacing:-.04em;
  font-size:clamp(2.75rem,6.6vw,5.25rem);margin:18px auto 24px;max-width:13ch;
  opacity:0;animation:rise 1s var(--ease) .2s forwards;
}
.hero h1 em,.page-head h1 em{font-style:normal;color:var(--ink-faint)}
.hero p.lead{
  font-size:1.25rem;color:var(--ink-soft);max-width:42ch;margin:0 auto;
  opacity:0;animation:rise 1s var(--ease) .32s forwards;
}
.hero .actions{display:flex;gap:18px;justify-content:center;align-items:center;margin-top:40px;opacity:0;animation:rise 1s var(--ease) .44s forwards}

/* ---------- interior page header ---------- */
.page-head{position:relative;padding:168px 0 64px}
.page-head .eyebrow{opacity:0;animation:rise .9s var(--ease) .1s forwards}
.page-head h1{
  font-weight:600;line-height:1.05;letter-spacing:-.04em;
  font-size:clamp(2.5rem,5.6vw,4.25rem);margin:16px 0 22px;max-width:17ch;
  opacity:0;animation:rise 1s var(--ease) .2s forwards;
}
.page-head p.lead{
  font-size:1.25rem;color:var(--ink-soft);max-width:52ch;
  opacity:0;animation:rise 1s var(--ease) .32s forwards;
}
.page-head .btn{margin-top:36px;opacity:0;animation:rise 1s var(--ease) .44s forwards}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- section frame ---------- */
section{padding:112px 0}
.rule{height:1px;background:var(--line);width:100%}
.sec-label{display:flex;align-items:center;margin-bottom:18px}
.sec-label .ln{display:none}
.sec-head{
  font-weight:600;font-size:clamp(2rem,4.2vw,3rem);
  line-height:1.08;letter-spacing:-.035em;max-width:20ch;
}

/* ---------- "more" link ---------- */
.morelink{
  display:inline-flex;align-items:center;gap:8px;margin-top:40px;
  font-size:1rem;font-weight:500;color:var(--ink);
}
.morelink:hover{text-decoration:underline;text-underline-offset:4px}
.morelink .ar{transition:transform .25s var(--ease)}
.morelink:hover .ar{transform:translateX(4px)}

/* ---------- services (home teaser grid) ---------- */
.services-intro{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:end;margin-bottom:56px}
.services-intro p{color:var(--ink-soft);max-width:42ch}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc{padding:36px 32px 34px;background:var(--bg-alt);border-radius:var(--radius)}
.svc .num{font-size:.875rem;font-weight:500;color:var(--ink-faint);font-variant-numeric:tabular-nums}
.svc h3{font-weight:600;font-size:1.375rem;letter-spacing:-.025em;margin:14px 0 10px}
.svc p{color:var(--ink-soft);font-size:1rem}
.svc ul{list-style:none;margin-top:22px}
.svc li{font-size:.9375rem;color:var(--ink-soft);padding:11px 0;border-top:1px solid var(--line)}

/* ---------- services (detailed sections) ---------- */
.svc-detail{border-top:1px solid var(--line)}
.svc-detail .wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;align-items:start;padding-top:96px;padding-bottom:96px}
section.svc-detail{padding:0}
.svc-head-col{display:flex;flex-direction:column;gap:12px}
.svc-head-col .num{font-size:.9375rem;font-weight:500;color:var(--ink-faint);font-variant-numeric:tabular-nums}
.svc-head-col h2{font-weight:600;font-size:clamp(2rem,3.6vw,2.75rem);line-height:1.08;letter-spacing:-.035em}
.svc-head-col .tag{font-size:.9375rem;color:var(--ink-faint)}
.svc-body-col p{color:var(--ink-soft);font-size:1.125rem;max-width:56ch}
.svc-body-col p + p{margin-top:20px}
.svc-body-col ul{list-style:none;margin-top:30px;max-width:48ch}
.svc-body-col li{
  font-size:1rem;color:var(--ink);padding:14px 0;border-top:1px solid var(--line);
  display:flex;gap:16px;align-items:baseline;
}
.svc-body-col li::before{
  content:"";width:5px;height:10px;border:solid var(--ink);border-width:0 1.5px 1.5px 0;
  transform:rotate(45deg);flex:none;position:relative;top:-2px;
}
.svc-body-col li a,.form-note a,.form-intro a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--line-strong)}
.svc-body-col li a:hover,.form-note a:hover,.form-intro a:hover{text-decoration-color:var(--ink)}

/* ---------- approach / principles ---------- */
.approach{background:var(--bg-alt)}
.approach-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.approach-note{color:var(--ink-soft);font-size:1.125rem;margin-top:20px;max-width:38ch}
.principles{display:flex;flex-direction:column}
.principle{padding:28px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:40px 1fr;gap:16px;align-items:baseline}
.principle:last-child{border-bottom:1px solid var(--line)}
.principle .k{font-size:.875rem;font-weight:500;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.02em}
.principle h4{font-weight:600;font-size:1.125rem;letter-spacing:-.02em;margin-bottom:6px}
.principle p{color:var(--ink-soft);font-size:1rem}

/* home: construction teaser band */
.trades-teaser .services-intro{margin-bottom:0}

/* ---------- about (home teaser) ---------- */
.about{text-align:center}
.about .mark-lg{width:56px;height:56px;color:var(--ink);margin:0 auto 32px;display:block}
.about p.big{font-weight:600;font-size:clamp(1.75rem,3.4vw,2.5rem);line-height:1.2;letter-spacing:-.035em;max-width:26ch;margin:0 auto}
.about p.body{color:var(--ink-soft);max-width:52ch;margin:24px auto 0}
.about p.body + p.body{margin-top:20px}

/* ---------- about page: founder ---------- */
.portrait{
  display:flex;align-items:center;justify-content:center;width:100%;aspect-ratio:4/5;object-fit:cover;
  background:var(--bg-alt);border-radius:24px;
  font-weight:600;font-size:clamp(3.5rem,7vw,5.5rem);letter-spacing:-.04em;color:#c7c7cc;
}
.founder .sec-head{margin:12px 0 28px}

/* ---------- cta (dark) ---------- */
.cta{background:#000;color:#fff;text-align:center;padding:136px 0}
.cta .mark{width:48px;height:48px;color:#fff;margin:0 auto 32px;display:block}
.cta h2{font-weight:600;font-size:clamp(2.25rem,5vw,3.75rem);line-height:1.06;letter-spacing:-.04em;max-width:16ch;margin:0 auto 18px}
.cta p{color:rgba(255,255,255,.68);font-size:1.125rem;max-width:44ch;margin:0 auto 40px}
.cta .btn-solid{background:#fff;color:var(--ink)}
.cta .btn-solid:hover{background:#e8e8ed}
.cta a:focus-visible{outline-color:#fff}
.cta ::selection{background:#fff;color:var(--ink)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;align-items:start}
.contact-aside .sec-head{margin-bottom:20px}
.contact-aside p{color:var(--ink-soft);max-width:38ch}
.contact-meta{margin-top:40px;border-top:1px solid var(--line)}
.contact-meta .row{padding:18px 0;border-bottom:1px solid var(--line)}
.contact-meta .label{display:block;font-size:.875rem;font-weight:500;color:var(--ink-faint);margin-bottom:4px}
.contact-meta a,.contact-meta span.val{font-size:1.0625rem;color:var(--ink)}
.contact-meta a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--line-strong)}
.contact-meta a:hover{text-decoration-color:var(--ink)}

.contact-form{background:var(--bg-alt);border-radius:24px;padding:40px}
.contact-form .field-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{margin-bottom:22px}
.field label{display:block;font-size:.875rem;font-weight:500;color:var(--ink);margin-bottom:8px}
.field label .req{color:var(--ink-faint)}
.field input,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line-strong);border-radius:12px;
  font-family:var(--sans);font-size:1rem;color:var(--ink);line-height:1.5;letter-spacing:-.011em;
  padding:13px 16px;transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 4px rgba(0,0,0,.06)}
.field input::placeholder,.field textarea::placeholder{color:#a1a1a6}
.field textarea{resize:vertical;min-height:150px}
.form-foot{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:6px}
.form-note{font-size:.875rem;color:var(--ink-faint)}
.form-intro{font-size:.875rem;color:var(--ink-soft);max-width:46ch;margin-bottom:28px}
/* honeypot — keep out of sight and out of the tab order */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ---------- footer ---------- */
footer{background:var(--bg-alt);color:var(--ink-soft);padding:0 0 40px;border-top:1px solid var(--line)}
.foot{display:flex;justify-content:space-between;align-items:center;padding-top:48px;flex-wrap:wrap;gap:28px}
.foot .brand .mark{color:var(--ink)}
.foot-links{display:flex;gap:28px;flex-wrap:wrap}
.foot-links a{font-size:.875rem;color:var(--ink-soft);transition:color .2s}
.foot-links a:hover,.foot-links a[aria-current="page"]{color:var(--ink)}
.foot-base{display:flex;justify-content:space-between;margin-top:36px;padding-top:22px;border-top:1px solid var(--line);flex-wrap:wrap;gap:12px}
.foot-base span{font-size:.8125rem;color:var(--ink-faint)}
.foot-legal{margin-top:14px;max-width:96ch;font-size:.75rem;line-height:1.6;color:var(--ink-faint)}

/* ============================================================
   Responsive
   ============================================================ */
@media(min-width:761px) and (max-width:900px){.navlinks{gap:22px}}

@media(max-width:960px){
  .svc-grid{grid-template-columns:1fr}
}

@media(max-width:860px){
  .approach-grid{grid-template-columns:1fr;gap:40px}
  .contact-grid{grid-template-columns:1fr;gap:48px}
}

@media(max-width:760px){
  .services-intro{grid-template-columns:1fr;gap:20px}
  .svc-detail .wrap{grid-template-columns:1fr;gap:28px;padding-top:64px;padding-bottom:64px}
  .portrait{max-width:320px}

  /* collapse the nav into a hamburger panel */
  .menu-toggle{display:block}
  header.nav-open{background:rgba(255,255,255,.97);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom-color:var(--line)}
  .navlinks{
    position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:4px 0 20px;
    max-height:0;opacity:0;overflow:hidden;pointer-events:none;
    transition:max-height .42s var(--ease),opacity .3s var(--ease);
  }
  header.nav-open .navlinks{max-height:360px;opacity:1;pointer-events:auto}
  .navlinks a:not(.pill){display:block;padding:15px 32px;font-size:1.0625rem;color:var(--ink);border-top:1px solid var(--line)}
  .navlinks a:not(.pill):first-child{border-top:none}
  .navlinks .pill{margin:14px 32px 0;text-align:center;padding:13px;font-size:1rem}
}

@media(max-width:560px){
  .contact-form{padding:28px 22px}
  .contact-form .field-row{grid-template-columns:1fr;gap:0}
}

@media(max-width:480px){
  .wrap{padding:0 22px}
  .hero{padding:140px 0 80px}
  .hero h1{font-size:clamp(2.5rem,11vw,3.25rem)}
  .hero p.lead,.page-head p.lead{font-size:1.125rem}
  .hero .actions{flex-direction:column;gap:10px}
  .hero .actions .btn{width:100%;text-align:center}
  .page-head{padding:132px 0 48px}
  .page-head h1{font-size:clamp(2.25rem,10vw,2.9rem)}
  section{padding:76px 0}
  .svc{padding:30px 24px}
  .svc-detail .wrap{padding-top:56px;padding-bottom:56px}
  .cta{padding:96px 0}
  .principle{grid-template-columns:1fr;gap:6px}
  .foot{flex-direction:column;align-items:flex-start;gap:28px}
  .foot-base{flex-direction:column;align-items:flex-start;margin-top:28px}
  .form-foot{gap:14px}
  .form-foot .btn{width:100%;text-align:center}
}

@media(max-width:360px){
  .wrap{padding:0 18px}
  .brand .name{letter-spacing:.26em;font-size:.88rem}
  .hero h1{font-size:2.35rem}
  .page-head h1{font-size:2.1rem}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}