/* ==========================================================================
   ZSmyth LLC — referral collateral site
   Brand tokens pulled from zsmyth.com: Manrope, monochrome, pill buttons,
   line icons (never emojis), Z-capsule mark.
   ========================================================================== */

:root{
  --ink:#0B0B0D;
  --black:#000000;
  --white:#FFFFFF;
  --body:#33373D;
  --muted:#6B6F76;
  --light:#9A9EA6;
  --on-dark:#B7BAC0;
  --line:#E4E5E8;
  --wash:#F7F7F8;
  --radius-lg:28px;
  --radius:20px;
  --radius-sm:14px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  color:var(--body);background:var(--white);line-height:1.62;
  font-weight:400;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}

.wrap{max-width:1060px;margin:0 auto;padding:0 32px}
.narrow{max-width:780px}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1060px;margin:0 auto;padding:0 32px;min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:26px;width:auto}
.brand span{font-weight:700;font-size:16.5px;color:var(--ink);letter-spacing:-.01em}
.nav-right{display:flex;align-items:center;gap:18px}
.nav-back{font-size:14px;font-weight:600;color:var(--muted);display:inline-flex;align-items:center;gap:6px;transition:color .15s}
.nav-back:hover{color:var(--ink)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;border-radius:999px;padding:15px 34px;font-size:15px;font-weight:600;letter-spacing:-.01em;transition:transform .16s ease,opacity .16s ease;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-dark{background:var(--black);color:var(--white)}
.btn-dark:hover{opacity:.87}
.btn-light{background:var(--white);color:var(--ink)}
.btn-light:hover{opacity:.9}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--ink)}
.btn-sm{padding:11px 24px;font-size:14px}

/* ---------- hero ---------- */
.hero{background:var(--ink);color:var(--white);padding:96px 0 104px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 70% 90% at 22% 0%,rgba(255,255,255,.07),transparent 62%);pointer-events:none}
.hero .wrap{position:relative;z-index:2}
.eyebrow{font-size:11.5px;letter-spacing:.19em;text-transform:uppercase;color:var(--light);font-weight:600;margin-bottom:22px}
.hero h1{font-size:56px;font-weight:500;line-height:1.06;letter-spacing:-.032em;color:var(--white);max-width:16ch;margin-bottom:26px}
.hero h1.long{max-width:20ch;font-size:48px}
.hero .lede{font-size:19px;color:var(--on-dark);max-width:640px;font-weight:400}
.hero .lede + .lede{margin-top:14px;font-size:17px;color:var(--light)}
.hero-meta{margin-top:34px;font-size:14px;color:var(--light);display:flex;flex-wrap:wrap;gap:8px 18px}
.hero-meta a{color:var(--on-dark);font-weight:600;border-bottom:1px solid rgba(183,186,192,.35);padding-bottom:1px}
.hero-meta a:hover{color:var(--white)}

/* ---------- sections ---------- */
section{padding:84px 0}
section.tight{padding:60px 0}
section.wash{background:var(--wash)}
.sec-label{font-size:11.5px;letter-spacing:.19em;text-transform:uppercase;color:var(--light);font-weight:600;margin-bottom:18px}
h2{font-size:38px;font-weight:500;line-height:1.14;letter-spacing:-.028em;color:var(--ink);margin-bottom:18px;max-width:20ch}
h2.wide{max-width:30ch}
h3{font-size:22px;font-weight:600;letter-spacing:-.018em;color:var(--ink)}
.lead{font-size:18px;color:var(--body);max-width:660px}
.lead + .lead{margin-top:14px}

/* ---------- chooser ---------- */
.chooser{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:44px}
.choose{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:34px 34px 30px;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease}
.choose:hover{border-color:var(--ink);transform:translateY(-3px);box-shadow:0 14px 40px rgba(11,11,13,.07)}
.choose .ico{width:38px;height:38px;color:var(--ink);margin-bottom:20px}
.choose .ico svg{width:100%;height:100%;display:block}
.choose h3{margin-bottom:10px;font-size:23px}
.choose p{font-size:15.5px;color:var(--muted);flex:1;margin-bottom:22px}
.choose .cta{font-size:15px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:8px}
.choose:hover .cta svg{transform:translateX(3px)}
.choose .cta svg{width:16px;height:16px;transition:transform .18s ease}

/* ---------- dark feature card ---------- */
.feature{background:var(--ink);color:var(--white);border-radius:var(--radius-lg);padding:52px 56px}
.feature .sec-label{color:var(--light)}
.feature h2,.feature h3{color:var(--white)}
.feature p{color:var(--on-dark);font-size:17px;max-width:66ch}
.feature p + p{margin-top:16px}
.feature strong{color:var(--white);font-weight:600}

/* ---------- capability groups ---------- */
.groups{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:44px}
.group{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:32px 32px 26px}
.group-head{display:flex;align-items:flex-start;gap:14px;padding-bottom:18px;margin-bottom:16px;border-bottom:1px solid var(--line)}
.group-head .ico{width:26px;height:26px;flex:none;color:var(--ink);margin-top:2px}
.group-head .ico svg{width:100%;height:100%;display:block}
.group-head h3{font-size:19px;line-height:1.3}
.group ul{list-style:none}
.group li{font-size:15px;color:var(--muted);padding:9px 0 9px 18px;position:relative;line-height:1.55}
.group li + li{border-top:1px solid #F1F1F3}
.group li:before{content:"";position:absolute;left:0;top:17px;width:5px;height:5px;border-radius:50%;background:var(--light)}
.group li strong{color:var(--ink);font-weight:600}

/* arm divider inside a track */
.arm{margin-top:64px}
.arm:first-of-type{margin-top:44px}
.arm-head{display:flex;align-items:center;gap:16px;margin-bottom:6px}
.arm-head .num{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--light)}
.arm-head .rule{height:1px;background:var(--line);flex:1}
.arm h3{font-size:27px;font-weight:500;letter-spacing:-.024em;margin-bottom:8px}
.arm .arm-lead{font-size:16.5px;color:var(--muted);max-width:640px}

/* ---------- signals ---------- */
.signals{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.signal{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px 30px 26px}
.signal .mark{width:22px;height:22px;color:var(--light);margin-bottom:16px}
.signal .mark svg{width:100%;height:100%}
.signal .quote{font-size:18px;font-weight:600;color:var(--ink);line-height:1.36;letter-spacing:-.015em;margin-bottom:12px}
.signal p{font-size:15px;color:var(--muted)}

/* ---------- steps ---------- */
.steps{margin-top:44px;border-top:1px solid var(--line)}
.step{display:grid;grid-template-columns:56px 1fr;gap:24px;padding:28px 0;border-bottom:1px solid var(--line)}
.step .n{font-size:13px;font-weight:700;color:var(--light);letter-spacing:.1em;padding-top:5px}
.step h3{font-size:20px;margin-bottom:7px}
.step p{font-size:16px;color:var(--muted);max-width:62ch}

/* ---------- note / aside ---------- */
.note{margin-top:36px;border-left:2px solid var(--ink);padding:6px 0 6px 26px}
.note h4{font-size:16.5px;font-weight:600;color:var(--ink);margin-bottom:9px;letter-spacing:-.01em}
.note p{font-size:16px;color:var(--muted);max-width:66ch}
.note p + p{margin-top:12px}

/* ---------- fit strip ---------- */
.fit{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:40px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.fit div{padding:26px 30px}
.fit div + div{border-left:1px solid var(--line)}
.fit .lbl{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--light);font-weight:600;margin-bottom:8px}
.fit .val{font-size:17px;color:var(--ink);font-weight:600;letter-spacing:-.015em}

/* ---------- closing CTA ---------- */
.closing{background:var(--ink);color:var(--white);border-radius:var(--radius-lg);padding:60px 56px;text-align:center}
.closing h2{color:var(--white);margin:0 auto 18px;max-width:18ch}
.closing p{color:var(--on-dark);font-size:17.5px;max-width:56ch;margin:0 auto 32px}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:44px 0 60px}
.foot-inner{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.foot-brand img{height:22px}
.foot-brand span{font-weight:700;font-size:15px;color:var(--ink)}
footer .role{font-size:14px;color:var(--muted)}
footer .links{font-size:14.5px;font-weight:600;color:var(--ink);display:flex;gap:20px;flex-wrap:wrap}
footer .links a:hover{opacity:.6}
.fine{margin-top:26px;font-size:13px;color:var(--light)}

/* ---------- private hub extras ---------- */
.private-bar{background:var(--ink);color:var(--white);text-align:center;font-size:13px;letter-spacing:.06em;padding:11px 20px;font-weight:600}
.sendtable{width:100%;border-collapse:collapse;margin-top:32px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.sendtable th{background:var(--wash);text-align:left;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;padding:16px 22px;border-bottom:1px solid var(--line)}
.sendtable td{padding:18px 22px;font-size:15px;color:var(--body);border-bottom:1px solid var(--line);vertical-align:top}
.sendtable tr:last-child td{border-bottom:none}
.sendtable code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;background:var(--wash);padding:3px 8px;border-radius:6px;color:var(--ink)}
.copybox{background:var(--wash);border:1px solid var(--line);border-radius:var(--radius-sm);padding:24px 26px;margin-top:20px;font-size:16px;color:var(--body);line-height:1.7}

@media(max-width:880px){
  .groups,.chooser,.signals{grid-template-columns:1fr}
  .fit{grid-template-columns:1fr}
  .fit div + div{border-left:none;border-top:1px solid var(--line)}
}
@media(max-width:680px){
  .wrap,.nav-inner{padding:0 22px}
  .hero{padding:64px 0 70px}
  .hero h1{font-size:36px}
  .hero h1.long{font-size:32px}
  h2{font-size:29px}
  section{padding:58px 0}
  .feature,.closing{padding:38px 26px;border-radius:22px}
  .group{padding:26px 24px 22px}
  .step{grid-template-columns:1fr;gap:6px}
  .sendtable{display:block;overflow-x:auto}
}