/* =========================================================
   Forward Yield — site styles
   ========================================================= */

:root{
  --ink:#121418;
  --deep:#1B1F26;
  --paper:#F4F4F1;
  --card:#FFFFFF;
  --brass:#F0A028;
  --brass-text:#9A5B00;   /* brass for text on light backgrounds (AA contrast) */
  --crimson:#C93A26;
  --brass-soft:#FBEBD0;
  --muted:#676D74;
  --line:#E1E3E0;
  --max:1080px;
  --max-wide:1180px;   /* header + hero */
  --header-h:72px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
[id]{scroll-margin-top:var(--header-h)}
ul,ol{list-style:none}
abbr[title]{text-decoration:none;cursor:help}
address{font-style:normal}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.mono{font-family:'IBM Plex Mono',monospace}

/* ---------- Focus & skip link ---------- */
a:focus-visible,button:focus-visible{outline:3px solid var(--brass-text);outline-offset:3px;border-radius:4px}
.hero a:focus-visible,.how a:focus-visible,.cta a:focus-visible,.site-footer a:focus-visible{outline-color:var(--brass)}

.skip-link{
  position:absolute;left:16px;top:-100px;z-index:100;
  background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;
  font-weight:600;font-size:14px;text-decoration:none;
}
.skip-link:focus{top:12px}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:20;
  background:rgba(244,244,241,0.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 24px;max-width:var(--max-wide);margin:0 auto}
.logo{font-family:'Fraunces',serif;font-weight:650;font-size:20px;color:var(--ink);text-decoration:none;letter-spacing:-0.01em}
.logo span{color:var(--brass)}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:500}
.nav-links a:hover{color:var(--ink)}
@media(max-width:680px){.nav-links a:not(.btn){display:none}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;background:var(--deep);color:#fff;
  padding:12px 24px;border-radius:8px;text-decoration:none;
  font-weight:600;font-size:14.5px;border:none;cursor:pointer;
  transition:background .15s ease, transform .15s ease;
}
.nav-links a.btn{color:#fff}
.btn:hover{background:#2A2F38;transform:translateY(-1px)}
.btn.brass{background:var(--brass);color:var(--ink)}
.btn.brass:hover{background:#D88E15}
.btn.ghost{background:transparent;border:1.5px solid rgba(245,246,244,0.35);color:#F5F6F4}
.btn.ghost:hover{border-color:var(--brass);background:transparent}

/* =========================================================
   HERO — from Claude Design "Forward Yield Hero"
   ========================================================= */
.hero{
  position:relative;background:var(--ink);color:#F5F6F4;
  display:flex;align-items:center;
  min-height:calc(100vh - var(--header-h) - 4px);
  min-height:calc(100svh - var(--header-h) - 4px);
}
.hero-inner{
  width:100%;max-width:var(--max-wide);margin:0 auto;padding:88px 24px 96px;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));
  gap:56px;align-items:center;
}
.kicker{
  font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:0.18em;
  text-transform:uppercase;color:var(--brass);margin-bottom:22px;display:block;
}
h1{
  font-family:'Fraunces',serif;font-weight:600;
  font-size:clamp(40px,5.6vw,66px);line-height:1.06;letter-spacing:-0.015em;
  max-width:13ch;text-wrap:pretty;
}
h1 em{font-style:italic;color:var(--brass)}
.hero-lede{max-width:52ch;margin:26px 0 34px;font-size:17.5px;color:#C3C8CF;text-wrap:pretty}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero .btn{padding:14px 24px}
.hero .btn.ghost{padding:12.5px 24px}

/* Chart card */
.hero-chart{
  background:var(--deep);border:1px solid rgba(245,246,244,0.10);border-radius:16px;
  padding:24px 24px 18px;display:flex;flex-direction:column;gap:14px;
}
.hero-chart-head{
  display:flex;justify-content:space-between;align-items:baseline;gap:12px;
  font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:0.14em;
  text-transform:uppercase;color:#C3C8CF;
}
.hero-chart-tag{color:var(--brass)}
.hero-chart-frame{width:100%;aspect-ratio:560/380}
.fy-chart{display:block;width:100%;height:100%;overflow:visible}

.fy-grid line{stroke:rgba(245,246,244,0.07);stroke-width:1}
.fy-base{stroke:rgba(245,246,244,0.22);stroke-width:1}
.fy-sep{stroke:rgba(245,246,244,0.14);stroke-dasharray:3 5;opacity:0;animation:fyFade .5s ease-out .2s forwards}

.fy-phases text{
  fill:#C3C8CF;font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:0.12em;
  opacity:0;animation:fyRise .5s ease-out forwards;
}
.fy-phases text.hot{fill:var(--brass)}
.fy-phases text:nth-child(1){animation-delay:.4s}
.fy-phases text:nth-child(2){animation-delay:1.3s}
.fy-phases text:nth-child(3){animation-delay:2.2s}

.fy-bars rect{
  fill:rgba(245,246,244,0.16);
  transform-box:fill-box;transform-origin:bottom;transform:scaleY(0);
  animation:fyGrow .6s cubic-bezier(.2,.8,.2,1) forwards;
}
.fy-bars rect.warm{fill:rgba(240,160,40,0.45)}
.fy-bars rect.hot{fill:var(--brass)}
.fy-bars rect:nth-child(1){animation-delay:.40s}
.fy-bars rect:nth-child(2){animation-delay:.62s}
.fy-bars rect:nth-child(3){animation-delay:.84s}
.fy-bars rect:nth-child(4){animation-delay:1.06s}
.fy-bars rect:nth-child(5){animation-delay:1.28s}
.fy-bars rect:nth-child(6){animation-delay:1.50s}
.fy-bars rect:nth-child(7){animation-delay:1.72s}
.fy-bars rect:nth-child(8){animation-delay:1.94s}
.fy-bars rect:nth-child(9){animation-delay:2.16s}
.fy-bars rect:nth-child(10){animation-delay:2.38s}
.fy-bars rect:nth-child(11){animation-delay:2.60s}
.fy-bars rect:nth-child(12){animation-delay:2.82s}

.fy-area{fill:url(#fyFill);opacity:0;animation:fyFade 1s ease-out 2.4s forwards}
.fy-line{
  fill:none;stroke:var(--brass);stroke-width:2.5;stroke-linejoin:round;stroke-linecap:round;
  stroke-dasharray:1;stroke-dashoffset:1;
  filter:drop-shadow(0 0 6px rgba(240,160,40,0.55));
  animation:fyDraw 2.8s cubic-bezier(.45,0,.3,1) .5s forwards;
}
.fy-marker,.fy-ring,.fy-end{transform-box:fill-box;transform-origin:center;opacity:0}
.fy-marker{fill:var(--ink);stroke:var(--brass);stroke-width:2;animation:fyPop .45s ease-out forwards}
.fy-marker-1{animation-delay:1.32s}
.fy-marker-2{animation-delay:2.25s}
.fy-ring{fill:none;stroke:var(--brass);stroke-width:1.5;animation:fyRing 1.2s ease-out 3.4s forwards}
.fy-end{fill:var(--brass);filter:drop-shadow(0 0 6px rgba(240,160,40,0.7));animation:fyPop .5s ease-out 3.3s forwards}

@keyframes fyGrow{from{transform:scaleY(0)}to{transform:scaleY(1)}}
@keyframes fyDraw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
@keyframes fyFade{from{opacity:0}to{opacity:1}}
@keyframes fyRise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes fyPop{0%{opacity:0;transform:scale(0)}60%{opacity:1;transform:scale(1.5)}100%{opacity:1;transform:scale(1)}}
@keyframes fyRing{0%{opacity:.8;transform:scale(1)}100%{opacity:0;transform:scale(4)}}
/* ================= /HERO ================= */

/* ---------- Sections ---------- */
section{padding:88px 0}
.hero{padding:0}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:0.18em;
  text-transform:uppercase;color:var(--brass-text);display:block;margin-bottom:14px;
}
.how .eyebrow,.cta .eyebrow{color:var(--brass)}
h2{
  font-family:'Fraunces',serif;font-weight:600;
  font-size:clamp(28px,4vw,40px);line-height:1.15;letter-spacing:-0.01em;
  max-width:22ch;
}
.lede{max-width:60ch;color:var(--muted);margin-top:18px;font-size:17px}

/* Problem strip */
.problem{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.prob-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:36px;margin-top:44px}
.prob-item .mono{font-size:13px;color:var(--crimson);margin-bottom:8px;display:block}
.prob-item h3{font-family:'Fraunces',serif;font-size:20px;font-weight:600;margin-bottom:8px}
.prob-item p:not(.mono){color:var(--muted);font-size:15px}

/* Services */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:44px}
.svc{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:28px 26px;transition:border-color .15s ease, transform .15s ease;
}
.svc:hover{border-color:var(--brass);transform:translateY(-2px)}
.svc .mono{font-size:12px;color:var(--muted);display:block;margin-bottom:14px}
.svc h3{font-family:'Fraunces',serif;font-size:21px;font-weight:600;margin-bottom:10px}
.svc p:not(.mono){color:var(--muted);font-size:15px}

/* How we work */
.how{background:var(--deep);color:#F5F6F4}
.how h2{color:#F5F6F4}
.how .lede{color:#AEB4BC}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:44px}
.step{border:1px solid rgba(245,246,244,0.16);border-radius:14px;padding:26px}
.step .mono{color:var(--brass);font-size:12px;letter-spacing:0.14em;display:block;margin-bottom:14px}
.step h3{font-family:'Fraunces',serif;font-size:21px;font-weight:600;margin-bottom:10px}
.step p:not(.mono){color:#AEB4BC;font-size:15px}
.how-note{
  margin-top:36px;padding:22px 26px;border-left:3px solid var(--brass);
  background:rgba(240,160,40,0.08);border-radius:0 12px 12px 0;
  font-size:15.5px;color:#D9DDE2;max-width:70ch;
}

/* Operator */
.op-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:start;margin-top:10px}
@media(max-width:820px){.op-grid{grid-template-columns:1fr}}
.op-facts{display:grid;gap:0;border-top:1px solid var(--line)}
.fact{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--line);font-size:15px}
.fact .k{font-family:'IBM Plex Mono',monospace;font-size:12.5px;letter-spacing:0.06em;color:var(--muted);text-transform:uppercase;padding-top:2px;white-space:nowrap}
.fact .v{text-align:right;font-weight:500;max-width:34ch}
.op-copy p{margin-bottom:16px;color:#3A3F46;font-size:16.5px}
.op-copy strong{color:var(--ink)}

/* CTA */
.cta{background:var(--ink);color:#F5F6F4;text-align:center}
.cta h2{color:#F5F6F4;margin:0 auto}
.cta p{color:#C3C8CF;max-width:52ch;margin:18px auto 32px}
.cta .eyebrow{margin:0 0 14px;max-width:none}
.cta .mono-line{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--brass);margin-top:26px}
.cta a.mail{color:#F5F6F4}
.cta a.mail:hover{color:var(--brass)}

/* Footer */
.site-footer{background:var(--ink);color:#8B9199;border-top:1px solid rgba(245,246,244,0.12);padding:34px 0;font-size:13.5px}
.foot-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;max-width:var(--max);margin:0 auto;padding:0 24px}
.site-footer .logo{font-size:16px;color:#F5F6F4}
.foot-blurb{margin-top:8px;max-width:44ch}
.foot-meta{text-align:right}
.foot-meta p + p{margin-top:6px}
@media(max-width:680px){.foot-meta{text-align:left}}

/* Signature: data-stripe — African pattern, rendered as signal */
.afri-strip{
  height:4px;width:100%;
  background:repeating-linear-gradient(90deg,
    var(--crimson) 0 18px,
    var(--brass) 18px 36px,
    var(--ink) 36px 54px,
    #F4F4F1 54px 60px);
}

/* Scroll reveal: only hides content when JS is running */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease}
.js .reveal.in{opacity:1;transform:none}

/* ---------- Reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .fy-chart *{animation-duration:0s!important;animation-delay:0s!important}
  .js .reveal{opacity:1;transform:none;transition:none}
  .btn,.svc{transition:none}
  .btn:hover,.svc:hover{transform:none}
}