/* ============================================================
   HEARTBEAT — public marketing site kit
   Design language extracted from landing.html so every page
   matches the landing standard. Load Inter + JetBrains Mono
   from Google Fonts in each page <head>.
   ============================================================ */
:root{
  --bg:#FBFAF8; --ink:#101216; --ink2:#565D6D; --ink3:#666B73; --line:#E8E5DE; --surface:#fff;
  --teal:#0B6B4F; --teal2:#0B6B4F; --green:#15803D; --amber:#9A4A06; --red:#DC2626; --blue:#1D4ED8; --violet:#7C3AED;
  --green-bg:#E9F7EE; --amber-bg:#FCF1E0; --red-bg:#FCE9E9; --blue-bg:#E9EFFC; --teal-bg:#E6F5F3; --violet-bg:#F0EAFB;
  --shadow:0 1px 2px rgba(16,18,22,.05),0 12px 32px rgba(16,18,22,.08),0 32px 80px rgba(16,18,22,.06);
  --shadow-lg:0 2px 4px rgba(16,18,22,.06),0 24px 64px rgba(16,18,22,.13);
  --ease:cubic-bezier(.22,1,.36,1); --mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:17px/1.6 'Inter',-apple-system,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
::selection{background:var(--teal);color:#fff}
img{max-width:100%}

h1{font-size:clamp(38px,5.4vw,72px);line-height:1.02;letter-spacing:-.032em;font-weight:800}
h2{font-size:clamp(28px,3.6vw,46px);line-height:1.06;letter-spacing:-.026em;font-weight:800}
h3{font-size:clamp(20px,1.7vw,25px);line-height:1.2;letter-spacing:-.015em;font-weight:800}
p{color:var(--ink2)}
.grad{background:linear-gradient(92deg,var(--teal) 0%,var(--green) 40%,var(--amber) 75%,var(--red) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.kicker{font:700 12px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--teal);margin-bottom:18px}
.lead{font-size:clamp(17px,1.35vw,20px);color:var(--ink2);line-height:1.55}
.mono{font-family:var(--mono)}
.wrap{width:min(1200px,92vw);margin:0 auto}
.wrap-wide{width:min(1360px,94vw);margin:0 auto}
.dots{background-image:radial-gradient(circle,#D8D4CB 1.1px,transparent 1.1px);background-size:26px 26px}
.center{text-align:center}
.muted{color:var(--ink3)}

/* pills */
.pill{display:inline-flex;align-items:center;gap:7px;border-radius:99px;padding:6px 14px;font:700 12px/1 var(--mono)}
.pill.g{background:var(--green-bg);color:var(--green)} .pill.a{background:var(--amber-bg);color:var(--amber)}
.pill.r{background:var(--red-bg);color:#B32027} .pill.b{background:var(--blue-bg);color:var(--blue)}
.pill.t{background:var(--teal-bg);color:var(--teal)} .pill.v{background:var(--violet-bg);color:var(--violet)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:99px;padding:14px 26px;font-size:15px;font-weight:700;transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .2s;border:1.5px solid transparent;cursor:pointer}
.btn.dark{background:var(--ink);color:#fff}.btn.dark:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(16,18,22,.22)}
.btn.teal{background:var(--teal);color:#fff}.btn.teal:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(13,148,136,.32)}
.btn.line{border-color:var(--line);color:var(--ink);background:var(--surface)}.btn.line:hover{border-color:var(--ink3)}
.btn.sm{padding:10px 18px;font-size:13.5px}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}

/* ── nav ── */
nav{position:fixed;inset:0 0 auto 0;z-index:90;display:flex;align-items:center;justify-content:space-between;padding:15px clamp(18px,4vw,48px);background:rgba(251,250,248,.82);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
nav.sc{border-color:var(--line)}
.logo{font-weight:800;letter-spacing:.13em;font-size:16px;color:var(--ink);display:flex;align-items:center;gap:9px}
.logo b{color:var(--teal)}
.navlinks{display:flex;gap:4px;align-items:center}
.navlinks a.nl{font-size:14px;color:var(--ink2);padding:8px 12px;border-radius:9px;transition:background .18s,color .18s}
.navlinks a.nl:hover{background:#F1EFE9;color:var(--ink)}
.navlinks a.nl.on{color:var(--teal)}
.navr{display:flex;gap:10px;align-items:center}
.navr .btn{padding:10px 18px;font-size:13.5px}
.navtoggle{display:none;background:none;border:1px solid var(--line);border-radius:9px;padding:7px 10px;cursor:pointer;font-size:15px}

/* ── page hero ── */
.mhero{padding:150px 0 60px;position:relative}
.mhero .kicker{margin-bottom:16px}
.mhero h1{max-width:15ch}
.mhero.center h1{margin-inline:auto}
.mhero .lead{max-width:60ch;margin-top:22px}
.mhero.center .lead{margin-inline:auto}
.mhero .ctas{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.mhero.center .ctas{justify-content:center}
.eyebrow-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.eyebrow-row .pill{background:var(--surface);border:1px solid var(--line);color:var(--ink2)}

/* ── sections ── */
.section{padding:clamp(56px,8vw,104px) 0}
.section.alt{background:#F4F2ED}
.sec-head{max-width:720px;margin:0 auto 44px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.sec-head p{margin-top:14px}

/* feature grid */
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.fcard{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px 24px;box-shadow:var(--shadow);transition:transform .2s var(--ease),box-shadow .2s}
.fcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.fcard .fi{width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;background:var(--teal-bg)}
.fcard h3{font-size:19px;margin-bottom:8px}
.fcard p{font-size:14.5px;line-height:1.55}

/* split (text + visual) */
.split2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.split2.rev .vis{order:-1}
.split2 ul{list-style:none;margin-top:18px;display:grid;gap:12px}
.split2 li{display:flex;gap:11px;font-size:15.5px;color:var(--ink2)}
.split2 li b{color:var(--ink)}
.split2 li .ck{color:var(--teal);font-weight:800;flex:none}

/* mini product mock (reuses landing grammar) */
.mock2{border-radius:18px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-lg);overflow:hidden}
.mock2 .tb{display:flex;align-items:center;gap:8px;padding:12px 18px;border-bottom:1px solid var(--line)}
.mock2 .tb i{width:11px;height:11px;border-radius:50%;background:#E4E1D9}
.mock2 .tb b{font-size:13px;margin-left:8px}
.mock2 .tb .pill{margin-left:auto}
.mrow{display:flex;align-items:center;gap:10px;padding:11px 18px;border-bottom:1px solid #F1EFE9;font-size:13.5px}
.mrow:last-child{border:none}
.mrow .bar{height:8px;border-radius:5px;background:#EDEAE3;flex:1;overflow:hidden}
.mrow .bar i{display:block;height:100%;border-radius:5px}
.mrow small{font:600 11px var(--mono);color:var(--ink3)}
.whybox{margin:14px 18px;border-left:3px solid var(--teal);background:var(--teal-bg);padding:11px 15px;border-radius:0 10px 10px 0;font:12px/1.7 var(--mono);color:#0B5F58}

/* stat band */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:18px}
.stat{padding:26px 20px;text-align:center}
.stat b{font:800 clamp(30px,3.4vw,46px)/1 var(--mono);color:var(--ink)}
.stat b.gn{color:var(--teal)}
.stat span{display:block;font-size:13.5px;color:var(--ink2);margin-top:10px;line-height:1.5}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;align-items:stretch}
.ptier{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px 26px;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.ptier.feat{border:2px solid var(--teal);box-shadow:var(--shadow-lg);position:relative}
.ptier.feat .flag{position:absolute;top:-12px;left:26px;background:var(--teal);color:#fff;font:700 11px var(--mono);letter-spacing:.08em;padding:5px 12px;border-radius:99px}
.ptier .pn{font-weight:800;font-size:20px}
.ptier .pd{color:var(--ink3);font-size:13.5px;margin-top:4px;min-height:40px}
.ptier .pp{font:800 clamp(30px,3vw,40px)/1 var(--mono);margin:16px 0 4px}
.ptier .pp small{font:600 13px var(--mono);color:var(--ink3)}
.ptier ul{list-style:none;margin:18px 0 22px;display:grid;gap:10px}
.ptier li{display:flex;gap:9px;font-size:14px;color:var(--ink2)}
.ptier li .ck{color:var(--teal);font-weight:800;flex:none}
.ptier .btn{margin-top:auto;justify-content:center}

/* comparison table */
.ctable{width:100%;border-collapse:collapse;font-size:14px;background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.ctable th,.ctable td{padding:14px 18px;border-bottom:1px solid #F1EFE9;text-align:left}
.ctable thead th{font:700 11px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink3);background:#FAF8F4}
.ctable td.c{text-align:center}
.ctable .yes{color:var(--teal);font-weight:800}
.ctable .no{color:var(--ink3)}

/* faq */
.faq{max-width:800px;margin:0 auto;display:grid;gap:12px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:4px 20px}
.faq summary{list-style:none;cursor:pointer;font-weight:700;font-size:16px;padding:16px 0;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--teal);font-weight:800;font-size:20px}
.faq details[open] summary::after{content:'–'}
.faq details p{padding:0 0 18px;font-size:14.5px}

/* logos / trust row */
.logos{display:flex;flex-wrap:wrap;gap:14px 34px;align-items:center;justify-content:center;opacity:.8}
.logos span{font:700 15px var(--mono);color:var(--ink3);letter-spacing:.04em}

/* cta band */
.cta-band{background:var(--ink);color:#fff;border-radius:28px;padding:clamp(38px,5vw,66px);text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#B7BCC8;max-width:56ch;margin:16px auto 0}
.cta-band .ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:28px}
.cta-band .btn.line{background:transparent;color:#fff;border-color:#3A3F4B}
.cta-band .btn.line:hover{border-color:#6b7180}

/* breadcrumb */
.crumbs{font:600 13px var(--mono);color:var(--ink3);margin-bottom:14px}
.crumbs a:hover{color:var(--teal)}

/* footer */
footer.site{border-top:1px solid var(--line);padding:56px clamp(18px,4vw,48px) 30px;background:#F4F2ED}
.fcols{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:28px;max-width:1200px;margin:0 auto}
.fcols .brand .logo{margin-bottom:12px}
.fcols .brand p{font-size:13.5px;color:var(--ink3);max-width:30ch}
.fcol h4{font:700 11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink3);margin-bottom:14px}
.fcol a{display:block;font-size:14px;color:var(--ink2);margin-bottom:9px}
.fcol a:hover{color:var(--teal)}
.fbar{max-width:1200px;margin:36px auto 0;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--ink3)}
.fbar a{color:var(--ink3);margin-right:16px}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

@media (max-width:900px){
  .split2{grid-template-columns:1fr}
  .split2.rev .vis{order:0}
  .fcols{grid-template-columns:1fr 1fr}
  .navlinks{display:none}
  .navlinks.open{display:flex;position:absolute;top:60px;left:12px;right:12px;flex-direction:column;align-items:stretch;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow-lg)}
  .navtoggle{display:inline-block}
  .mhero{padding:120px 0 40px}
}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}html{scroll-behavior:auto}}