/* =========================================================
   ADVERSTATION — shared stylesheet
   Light, modern, editorial-tech aesthetic.
   No external dependencies. Safe, self-contained.
   ========================================================= */

:root{
  --bg:#f6f5f1;            /* warm off-white */
  --bg-soft:#efede7;
  --surface:#ffffff;
  --ink:#16140f;           /* near-black warm */
  --ink-soft:#54504a;
  --muted:#8a857c;
  --line:rgba(22,20,15,0.10);
  --line-soft:rgba(22,20,15,0.06);
  --brand:#1a4d3c;         /* deep emerald */
  --brand-2:#246b53;
  --accent:#e8702a;        /* warm signal orange */
  --accent-soft:rgba(232,112,42,0.10);
  --brand-soft:rgba(26,77,60,0.07);
  --radius:18px;
  --maxw:1180px;
  --shadow:0 18px 50px -24px rgba(22,20,15,0.28);
  --shadow-sm:0 6px 22px -12px rgba(22,20,15,0.22);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:"Hanken Grotesk",-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px;position:relative}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace}

h1,h2,h3,h4{font-family:"Fraunces",Georgia,serif;font-weight:500;line-height:1.05;letter-spacing:-.015em;color:var(--ink)}
.serif-i{font-style:italic;color:var(--brand)}
.accent-i{font-style:italic;color:var(--accent)}

.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--brand);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--brand);opacity:.5}
.eyebrow.center{justify-content:center}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:inherit;font-size:15px;font-weight:600;
  padding:13px 24px;border-radius:100px;border:1px solid var(--brand);background:var(--brand);color:#fff;
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px -10px rgba(26,77,60,0.5)}
.btn-accent{background:var(--accent);border-color:var(--accent)}
.btn-accent:hover{box-shadow:0 12px 30px -10px rgba(232,112,42,0.55)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand);box-shadow:none;background:var(--brand-soft)}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:60;background:rgba(246,245,241,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line-soft)}
nav.site{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-family:"Fraunces",serif;font-size:22px;font-weight:600;letter-spacing:-.02em}
.brand .mark{width:30px;height:30px;border-radius:8px;background:var(--brand);position:relative;flex:none}
.brand .mark::before{content:"";position:absolute;inset:7px;border-radius:50%;border:2px solid var(--accent)}
.brand .mark::after{content:"";position:absolute;left:50%;top:50%;width:5px;height:5px;border-radius:50%;background:var(--accent);transform:translate(-50%,-50%)}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:14.5px;color:var(--ink-soft);transition:color .2s;position:relative}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--brand);font-weight:600}
.menu-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:var(--surface);font-size:18px;cursor:pointer}

/* ---------- hero ---------- */
.hero{padding:96px 0 80px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(40px,6.4vw,74px);max-width:15ch}
.hero p.lead{margin-top:26px;max-width:50ch;font-size:clamp(17px,2.1vw,20px);color:var(--ink-soft)}
.hero-cta{margin-top:36px;display:flex;gap:13px;flex-wrap:wrap}
.hero-trust{margin-top:40px;display:flex;flex-wrap:wrap;gap:10px}
.tag{font-family:"IBM Plex Mono",monospace;font-size:12.5px;color:var(--ink-soft);background:var(--surface);border:1px solid var(--line);border-radius:100px;padding:8px 14px}
.tag b{color:var(--accent);font-weight:600}

/* hero visual (pure CSS/SVG infographic) */
.hero-viz{position:relative}
.viz-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;position:relative}
.viz-card h4{font-size:14px;font-family:"IBM Plex Mono",monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:500;margin-bottom:18px}

/* atmosphere */
.hero::before{content:"";position:absolute;top:-22%;right:-12%;width:60vw;height:60vw;max-width:760px;max-height:760px;
  background:radial-gradient(circle,var(--brand-soft) 0%,transparent 62%);z-index:0;pointer-events:none}
.hero .wrap{position:relative;z-index:1}

/* ---------- sections ---------- */
section.block{padding:88px 0;position:relative}
section.block.tint{background:var(--bg-soft)}
.sec-head{max-width:62ch}
.sec-head.center{margin:0 auto;text-align:center}
.sec-head h2{font-size:clamp(30px,4.4vw,48px);margin-top:16px}
.sec-head p{margin-top:16px;color:var(--ink-soft)}

/* ---------- stat / infographic strip ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:54px}
.metric{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow-sm)}
.metric .big{font-family:"Fraunces",serif;font-size:40px;color:var(--brand);line-height:1}
.metric .lbl{margin-top:10px;font-size:14px;color:var(--ink-soft)}
.metric .src{margin-top:8px;font-family:"IBM Plex Mono",monospace;font-size:10.5px;color:var(--muted);letter-spacing:.04em}

/* ---------- services ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:54px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s;position:relative;overflow:hidden}
.svc:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--brand)}
.svc .ic{width:50px;height:50px;border-radius:13px;background:var(--brand-soft);display:grid;place-items:center;margin-bottom:18px}
.svc .ic svg{width:26px;height:26px;stroke:var(--brand);fill:none;stroke-width:1.6}
.svc.hero-svc .ic{background:var(--accent-soft)}
.svc.hero-svc .ic svg{stroke:var(--accent)}
.svc .pill{position:absolute;top:18px;right:18px;font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:5px 10px;border-radius:100px}
.svc h3{font-size:22px;margin-bottom:10px}
.svc p{font-size:15px;color:var(--ink-soft)}
.svc ul{margin-top:14px;list-style:none;display:flex;flex-direction:column;gap:7px}
.svc ul li{font-size:13.5px;color:var(--ink-soft);padding-left:18px;position:relative}
.svc ul li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--accent)}
/* clickable service cards (anchor) */
a.svc{display:block;text-decoration:none;color:inherit}
.card-link{display:inline-block;margin-top:18px;font-size:13px;letter-spacing:.04em;color:var(--brand);font-weight:500;transition:gap .2s,color .2s}
a.svc:hover .card-link{color:var(--accent)}

/* ---------- process steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:54px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
.step{padding:30px 26px;border-right:1px solid var(--line);position:relative}
.step:last-child{border-right:none}
.step .num{font-family:"IBM Plex Mono",monospace;font-size:13px;color:#fff;background:var(--brand);width:34px;height:34px;border-radius:9px;display:grid;place-items:center;margin-bottom:16px}
.step h3{font-size:19px;margin-bottom:8px}
.step p{font-size:14px;color:var(--ink-soft)}

/* ---------- pilot band ---------- */
.band{background:linear-gradient(135deg,var(--brand),var(--brand-2));border-radius:24px;padding:56px 48px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:36px;flex-wrap:wrap;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.band::after{content:"";position:absolute;right:-60px;bottom:-60px;width:280px;height:280px;border-radius:50%;border:1px solid rgba(255,255,255,.18)}
.band::before{content:"";position:absolute;right:10px;bottom:10px;width:180px;height:180px;border-radius:50%;border:1px solid rgba(255,255,255,.12)}
.band h2{color:#fff;font-size:clamp(26px,3.6vw,40px);max-width:18ch;position:relative;z-index:1}
.band p{color:rgba(255,255,255,.85);margin-top:14px;max-width:42ch;position:relative;z-index:1}
.band .btn{position:relative;z-index:1}
.band .btn-accent{color:#fff}

/* ---------- why / features ---------- */
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:34px 50px;margin-top:54px}
.why{display:flex;gap:16px;align-items:flex-start}
.why .mk{flex:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center}
.why .mk svg{width:22px;height:22px;stroke:var(--brand);fill:none;stroke-width:1.6}
.why h3{font-size:19px;margin-bottom:5px}
.why p{font-size:14.5px;color:var(--ink-soft)}

/* ---------- proof / honesty ---------- */
.proof{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:48px 42px;margin-top:48px;box-shadow:var(--shadow-sm);text-align:center;max-width:760px;margin-left:auto;margin-right:auto}
.proof p.big{font-family:"Fraunces",serif;font-size:clamp(22px,3vw,30px);line-height:1.32;color:var(--ink)}
.proof p.sub{color:var(--ink-soft);margin-top:14px;font-size:15.5px}

/* ---------- calendly / booking ---------- */
.booking{background:var(--bg-soft)}
.cal-wrap{background:var(--surface);border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow);margin-top:40px}
.cal-head{padding:30px 34px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.cal-head h3{font-size:22px}
.cal-head p{font-size:14.5px;color:var(--ink-soft);margin-top:4px}
.calendly-inline-widget{min-width:320px;height:680px}
.cal-fallback{padding:30px 34px;text-align:center;font-size:14.5px;color:var(--ink-soft)}

/* ---------- contact form (no <form>, JS mailto) ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:46px;margin-top:48px;align-items:start}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-family:"IBM Plex Mono",monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;font-family:inherit;font-size:15.5px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:13px 15px;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.field textarea{min-height:120px;resize:vertical}
.contact-info .ci{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px}
.contact-info .ci .mk{flex:none;width:40px;height:40px;border-radius:11px;background:var(--brand-soft);display:grid;place-items:center}
.contact-info .ci .mk svg{width:20px;height:20px;stroke:var(--brand);fill:none;stroke-width:1.6}
.contact-info .ci h4{font-size:15px;font-family:"Hanken Grotesk",sans-serif;font-weight:700}
.contact-info .ci p{font-size:14.5px;color:var(--ink-soft)}

/* ---------- page hero (inner pages) ---------- */
.page-hero{padding:80px 0 30px;position:relative}
.page-hero h1{font-size:clamp(36px,5.4vw,62px);max-width:18ch}
.page-hero p{margin-top:20px;max-width:56ch;font-size:clamp(17px,2vw,19px);color:var(--ink-soft)}

/* ---------- footer ---------- */
footer.site{border-top:1px solid var(--line);padding:56px 0 40px;margin-top:20px;background:var(--bg-soft)}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid var(--line)}
.foot-top p{font-size:14.5px;color:var(--ink-soft);margin-top:14px;max-width:34ch}
.foot-col h4{font-family:"Hanken Grotesk",sans-serif;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:14px}
.foot-col a{display:block;font-size:14.5px;color:var(--ink-soft);margin-bottom:9px;transition:color .2s}
.foot-col a:hover{color:var(--brand)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-top:26px}
.foot-bot .small{font-size:13px;color:var(--muted)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-viz{max-width:480px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .svc-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .step:nth-child(2){border-right:none}
  .step:nth-child(1),.step:nth-child(2){border-bottom:1px solid var(--line)}
  .contact-grid{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;gap:16px;background:var(--bg);padding:22px 26px;border-bottom:1px solid var(--line);z-index:60}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .metrics,.svc-grid,.steps,.why-grid{grid-template-columns:1fr}
  .step{border-right:none;border-bottom:1px solid var(--line)}
  .step:last-child{border-bottom:none}
  .band{padding:38px 26px}
  .proof{padding:34px 24px}
  .foot-top{grid-template-columns:1fr}
  section.block{padding:64px 0}
}