/* RowBranch · design tokens + shared layout widths
   Single source of truth for colours, type, and page widths.
   Loaded before each page's own <style>, which holds only page-specific components.
   Change a colour or a width here and it applies across the whole site. */

:root{
  /* colour */
  --paper:#FAFAF7;
  --ink:#0E3236;
  --body:#42605F;
  --muted:#7B9190;
  --faint:#A9BBBA;
  --brass:#B0802A;
  --line:#E7EBE7;
  --water:#F0F4F2;
  --ok:#1E7A5F;

  /* type */
  --display:'Bricolage Grotesque',sans-serif;
  --sans:'Instrument Sans',sans-serif;
  --mono:'Spline Sans Mono',monospace;

  /* layout widths */
  --wrap:1120px;   /* marketing, card, and table pages */
  --narrow:680px;  /* centred prose blocks */
  --read:940px;    /* article + tool column (generous, still readable) */
}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
.narrow{max-width:var(--narrow);margin-left:auto;margin-right:auto}
.col{max-width:var(--read);margin:0 auto}

/* ---- base ---- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--paper);color:var(--body);font-size:17px;line-height:1.72;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--display);color:var(--ink);letter-spacing:-.025em;font-weight:700}
a{color:inherit}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--brass);font-weight:500}

/* ---- rows mark (the signature) ---- */
.mark{display:inline-flex;flex-direction:column;gap:4px;align-items:flex-start}
.mark span{height:2px;background:var(--ink);border-radius:2px;display:block}
.mark span:nth-child(1){width:16px}
.mark span:nth-child(2){width:26px}
.mark span:nth-child(3){width:20px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--brass);display:inline-block}
.rows-div{display:flex;flex-direction:column;gap:5px;align-items:center;margin:0 auto;width:fit-content}
.rows-div i{height:2px;background:var(--line);border-radius:2px;display:block}
.rows-div i:nth-child(1){width:34px}
.rows-div i:nth-child(2){width:54px}
.rows-div i:nth-child(3){width:40px}
.rows-div b{width:6px;height:6px;border-radius:50%;background:var(--brass);margin-top:2px}

/* ---- nav ---- */
nav{position:sticky;top:0;z-index:50;background:rgba(250,250,247,.86);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .3s}
nav.scrolled{border-color:var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:80px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--display);font-weight:800;font-size:20px;color:var(--ink);letter-spacing:-.02em}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{text-decoration:none;color:var(--body);font-size:15px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--brass)}
@media(max-width:720px){.nav-links{display:none}}

/* ---- buttons ---- */
.btn{display:inline-block;font-family:var(--sans);font-weight:600;font-size:15px;padding:13px 26px;border-radius:100px;text-decoration:none;border:none;cursor:pointer;transition:transform .15s ease,background .2s,color .2s}
.btn.solid{background:var(--ink);color:var(--paper)}
.btn.solid:hover{background:#0a2528;transform:translateY(-1px)}
.btn.text{color:var(--ink);padding:13px 4px}
.btn.text:hover{color:var(--brass)}

/* ---- footer ---- */
footer{border-top:1px solid var(--line);padding:56px 0 48px;color:var(--muted);font-size:14px;margin-top:64px}
.foot-top{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap;padding-bottom:36px;border-bottom:1px solid var(--line)}
.foot-brand .brand{font-size:19px;margin-bottom:14px}
.foot-brand p{max-width:300px;font-size:14px;color:var(--muted);line-height:1.65}
.foot-nav{display:flex;flex-wrap:wrap;gap:12px 30px;align-items:flex-start}
.foot-nav a{color:var(--body);text-decoration:none;font-size:14.5px}
.foot-nav a:hover{color:var(--brass)}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:26px;font-family:var(--mono);font-size:12.5px;letter-spacing:.03em;color:var(--muted)}
.foot-bottom a{color:var(--muted);text-decoration:none}
.foot-bottom a:hover{color:var(--ink)}
.legal{margin-top:20px;font-size:11.5px;line-height:1.6;color:var(--faint);max-width:680px}

/* ---- faq (shared accordion) ---- */
.faq{max-width:var(--read);margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{list-style:none;cursor:pointer;padding:22px 0;font-family:var(--display);font-weight:500;font-size:18px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--sans);color:var(--brass);font-size:22px;font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{padding:0 0 22px;color:var(--body);font-size:15.5px;line-height:1.7}

/* ---- accessibility ---- */
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}