/* Clinic Revenue Guides — one stylesheet, no framework. */
:root{
  --ink:#1c2632; --ink-2:#3d4a58; --muted:#66727f;
  --navy:#14304d; --navy-2:#1d4166; --teal:#1f7a74; --teal-2:#2b958d; --teal-wash:#e6f2f0;
  --paper:#fbfaf6; --paper-2:#f3f0e8; --line:#e2ddd2; --white:#fff;
  --serif:"Source Serif 4","Iowan Old Style","Charter","Georgia",serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap:1120px; --radius:10px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.62 var(--sans)}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-underline-offset:3px}
a:hover{color:var(--navy)}
:focus-visible{outline:3px solid var(--teal-2);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:10px 14px;z-index:10}
.skip:focus{left:12px;top:12px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.narrow{max-width:740px}
h1,h2,h3{font-family:var(--serif);color:var(--navy);line-height:1.18;font-weight:600;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.4vw,3.2rem);margin:.2em 0 .45em}
h2{font-size:clamp(1.55rem,2.8vw,2.1rem);margin:0 0 .6em}
h3{font-size:1.2rem;margin:0 0 .4em}
p{margin:0 0 1em}
.eyebrow{font:600 .78rem/1.2 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--teal);margin:0 0 .6rem}
.lede{font-size:1.18rem;color:var(--ink-2);max-width:40em}
.muted{color:var(--muted)}
.small{font-size:.9rem}
/* header */
.site-header{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy)}
.brand img{width:34px;height:34px}
.brand span{font:600 1.12rem/1 var(--serif);letter-spacing:-.01em}
.nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.nav a{color:var(--ink-2);text-decoration:none;padding:8px 10px;border-radius:6px;font-size:.95rem}
.nav a:hover,.nav a[aria-current=page]{color:var(--navy);background:var(--paper-2)}
.nav a.nav-kit{color:var(--white);background:var(--navy)}
.nav a.nav-kit:hover{background:var(--navy-2);color:#fff}
.menu-btn{display:none}
@media (max-width:820px){
  .menu-btn{display:inline-flex;align-items:center;gap:6px;background:none;border:1px solid var(--line);border-radius:6px;padding:8px 12px;font:inherit;color:var(--navy);cursor:pointer}
  .nav{display:none;position:absolute;left:0;right:0;top:66px;background:var(--paper);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 16px 16px}
  .nav.open{display:flex}
  .nav a{padding:12px 10px}
}
/* sections */
section{padding:64px 0}
.band{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band-navy{background:var(--navy);color:#e9eef4}
.band-navy h2,.band-navy h3{color:#fff}
.band-navy a{color:#9fe0d8}
.rule{height:1px;background:var(--line);border:0;margin:40px 0}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font:600 1rem/1 var(--sans);text-decoration:none;padding:15px 22px;border-radius:8px;border:1px solid transparent;cursor:pointer}
.btn-buy{background:var(--teal);color:#fff}
.btn-buy:hover{background:#17635e;color:#fff}
.btn-ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-ghost:hover{background:var(--navy);color:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:20px 0 10px}
.price{font:600 1.6rem/1 var(--serif);color:var(--navy)}
.price-note{font-size:.88rem;color:var(--muted)}
.lock{width:14px;height:14px;flex:none}
/* hero */
.hero{padding:56px 0 64px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero-art{position:relative}
.hero-art img{border-radius:6px;box-shadow:0 1px 2px rgba(20,48,77,.08),0 18px 40px -16px rgba(20,48,77,.35)}
.hero-art .stack{position:absolute;width:52%;right:-8px;bottom:-26px;transform:rotate(3deg);border:1px solid var(--line)}
.checks{list-style:none;padding:0;margin:0 0 1em}
.checks li{position:relative;padding-left:28px;margin:.45em 0}
.checks li::before{content:"";position:absolute;left:2px;top:.55em;width:14px;height:8px;border-left:2.5px solid var(--teal);border-bottom:2.5px solid var(--teal);transform:rotate(-45deg)}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-art{max-width:460px;margin:0 auto 20px}}
/* note from jenny */
.note{display:grid;grid-template-columns:240px 1fr;gap:40px;align-items:start}
.note figure{margin:0}
.note img{border-radius:8px;aspect-ratio:5/7;object-fit:cover;width:100%}
.note figcaption{font-size:.85rem;color:var(--muted);margin-top:8px}
.note-body p{font-family:var(--serif);font-size:1.16rem;line-height:1.65;color:var(--ink)}
.sig{font:italic 600 1.5rem/1 var(--serif);color:var(--navy);margin:.4em 0 .2em}
@media (max-width:760px){.note{grid-template-columns:1fr}.note figure{max-width:220px}}
/* cards */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:960px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column}
.card h3{font-size:1.12rem}
.card p{color:var(--ink-2);font-size:.97rem}
.card .meta{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:10px;padding-top:12px;border-top:1px solid var(--line)}
.card .meta strong{font:600 1.1rem var(--serif);color:var(--navy)}
.card a.stretch{text-decoration:none;color:inherit}
.prod-card{padding:0;overflow:hidden}
.prod-card .thumb{background:var(--paper-2);padding:18px 18px 0;border-bottom:1px solid var(--line);aspect-ratio:4/3;overflow:hidden}
.prod-card .thumb img{box-shadow:0 8px 20px -10px rgba(20,48,77,.4);border-radius:3px}
.prod-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.tag{display:inline-block;font:600 .72rem/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin-bottom:8px}
/* catalog / product */
.cat-nav{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px}
.cat-nav a{border:1px solid var(--line);background:var(--white);border-radius:99px;padding:8px 14px;text-decoration:none;color:var(--ink-2);font-size:.93rem}
.cat-nav a:hover{border-color:var(--teal);color:var(--navy)}
.cat-section{scroll-margin-top:90px;margin-bottom:48px}
.product-top{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.gallery a{display:block;background:var(--paper-2);border:1px solid var(--line);border-radius:6px;padding:10px}
.gallery a:first-child:last-child{grid-column:1/-1}
.gallery.wide{grid-template-columns:1fr}
.gallery img{border-radius:2px;box-shadow:0 6px 16px -8px rgba(20,48,77,.35)}
.gallery figcaption,.cap{font-size:.84rem;color:var(--muted);margin-top:8px}
@media (max-width:860px){.product-top{grid-template-columns:1fr}}
.why{border-left:3px solid var(--teal);padding:4px 0 4px 16px;font-family:var(--serif);font-style:italic;font-size:1.1rem;color:var(--ink);margin:18px 0}
.why b{font-style:normal;font-family:var(--sans);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);display:block;margin-bottom:4px}
.facts{border-top:1px solid var(--line);margin:22px 0 0;padding:0}
.facts div{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.95rem}
.facts dt{color:var(--muted)} .facts dd{margin:0}
.filelist{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.85rem;background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:14px 16px;list-style:none;margin:0 0 1em;overflow-x:auto}
.filelist li{padding:3px 0;white-space:nowrap}
.assure{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;font-size:.93rem;color:var(--ink-2)}
.assure strong{display:block;color:var(--navy);font-family:var(--serif);font-size:1.05rem;margin-bottom:2px}
@media (max-width:860px){.assure{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.assure{grid-template-columns:1fr}}
/* tables */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--white)}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:600;color:var(--navy);background:var(--paper-2);font-size:.85rem;letter-spacing:.02em}
tr:last-child td{border-bottom:0}
td.num{font-variant-numeric:tabular-nums;white-space:nowrap}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;background:var(--paper-2);padding:1px 5px;border-radius:4px}
/* steps */
.steps{counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding:0 0 22px 56px}
.steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:38px;height:38px;border-radius:50%;background:var(--teal-wash);color:var(--teal);font:600 1.05rem/38px var(--serif);text-align:center}
.steps strong{color:var(--navy)}
/* faq */
details{border-bottom:1px solid var(--line);padding:16px 0}
details:first-of-type{border-top:1px solid var(--line)}
summary{cursor:pointer;font-weight:600;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font:400 1.4rem/1 var(--sans);color:var(--teal)}
details[open] summary::after{content:"–"}
details p{margin:.7em 0 0;color:var(--ink-2)}
/* callout */
.callout{background:var(--teal-wash);border-radius:var(--radius);padding:18px 20px;color:var(--ink)}
.callout.plain{background:var(--paper-2)}
.buybox{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:26px;box-shadow:0 18px 40px -28px rgba(20,48,77,.45)}
.prose h2{margin-top:1.6em}.prose h3{margin-top:1.3em}
.prose ul{padding-left:1.2em}.prose li{margin:.3em 0}
/* footer */
.site-footer{background:var(--navy);color:#c9d4df;padding:48px 0 32px;font-size:.93rem;margin-top:0}
.site-footer a{color:#e6eef5;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot-grid h4{font:600 .78rem/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:#9fe0d8;margin:0 0 12px}
.foot-grid ul{list-style:none;padding:0;margin:0}.foot-grid li{margin:6px 0}
.foot-small{border-top:1px solid rgba(255,255,255,.14);margin-top:32px;padding-top:18px;font-size:.84rem;color:#a9b7c5}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}
.jenny-chip{display:flex;align-items:center;gap:12px}
.jenny-chip img{width:56px;height:56px;border-radius:50%;object-fit:cover}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
td code{white-space:nowrap}
@media (max-width:640px){.gallery[style*="repeat(4"]{grid-template-columns:repeat(2,1fr)!important}}