/* Second Shift Accounting — design system v2: "the ledger, refined."
   Paper + ink + one deep-green accent. Plex Serif headlines, Plex Sans body. */
:root{
  --paper:#fbf9f3; --card:#ffffff; --ink:#15212e; --ink-soft:#1e2c3d;
  --muted:#5b6570; --line:#e7ddc8; --line-soft:#efe8d6;
  --accent:#1b6b3a; --accent-deep:#14532d; --accent-soft:#e9f2ec;
  --dark:#101b28; --dark-ink:#f4f1e8; --dark-muted:#c9c2b2;
  --ring:#1a73e8; --err:#b3261e;
  --r:.6rem; --head-h:4.25rem;
  --serif:"IBM Plex Serif",Georgia,"Times New Roman",serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--head-h) + .75rem)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);
  font-size:clamp(1rem,.96rem + .2vw,1.0625rem);line-height:1.6;-webkit-text-size-adjust:100%}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.18;letter-spacing:-.01em;
  text-wrap:balance;margin:0 0 .7rem}
h1{font-size:clamp(2.1rem,1.4rem + 3.2vw,3.1rem)}
h2{font-size:clamp(1.55rem,1.25rem + 1.5vw,2.05rem)}
h3{font-size:1.12rem;font-family:var(--sans);font-weight:600}
p{margin:0 0 1rem;max-width:65ch}
a{color:inherit}
img{max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:.25rem}
.skip{position:absolute;left:.75rem;top:-4rem;z-index:100;background:var(--ink);color:#fff;
  padding:.7rem 1.1rem;border-radius:.5rem;text-decoration:none;min-height:44px}
.skip:focus{top:.75rem}
.wrap{width:min(100% - 2.5rem,70rem);margin-inline:auto}
section{padding:clamp(2.75rem,6vw,4.75rem) 0}
/* kickers: small caps with a ledger rule */
.kicker{display:flex;align-items:center;gap:.6rem;font-size:.78rem;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 .7rem}
.kicker::before{content:"";width:1.75rem;height:2px;background:var(--accent);flex:none}
.secnum{font-variant-numeric:tabular-nums;color:var(--muted);letter-spacing:.1em;margin-right:.35rem}
.lede{font-size:clamp(1.05rem,1rem + .35vw,1.2rem);color:var(--muted);max-width:58ch}
/* header */
.site-head{position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--paper) 93%,transparent);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);min-height:var(--head-h)}
.head-in{display:flex;align-items:center;gap:1rem;min-height:var(--head-h)}
.brand{font-family:var(--serif);font-weight:600;font-size:1.12rem;text-decoration:none;margin-right:auto}
.brand small{display:block;font-family:var(--sans);font-size:.62rem;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--accent);line-height:1}
.nav-links{display:none;list-style:none;margin:0;padding:0}
.nav-links a{text-decoration:none;padding:.6rem .45rem;display:block;font-size:.95rem}
.nav-links a:hover{color:var(--accent)}
.head-cta{display:none}
.nav-toggle{margin-left:auto;background:none;border:1px solid var(--line);border-radius:.5rem;
  min-width:44px;min-height:44px;cursor:pointer;color:var(--ink);display:inline-flex;
  align-items:center;justify-content:center}
.nav-toggle svg{width:22px;height:22px}
.nav-links.open{display:block;position:absolute;top:var(--head-h);left:0;right:0;background:var(--card);
  border-bottom:1px solid var(--line);padding:.5rem 1.25rem 1rem;box-shadow:0 12px 24px rgb(0 0 0/.08)}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:44px;
  padding:.8rem 1.5rem;border-radius:.55rem;font-weight:600;text-decoration:none;
  border:2px solid transparent;cursor:pointer;font-size:1rem;line-height:1.2;font-family:var(--sans)}
.btn svg{width:16px;height:16px;flex:none}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-soft)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-gold{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-gold:hover{background:var(--accent-deep)}
.btn-sm{padding:.6rem 1rem;min-height:44px;font-size:.93rem}
.cta-row{display:flex;flex-wrap:wrap;gap:.75rem;margin:1.4rem 0 .9rem}
.cta-box{background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:clamp(1.25rem,4vw,2rem);margin-top:1.5rem}
.micro{font-size:.87rem;color:var(--muted)}
/* hero */
.hero{padding-top:clamp(2.25rem,5vw,3.75rem);animation:rise .45s ease-out}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.hero-grid{display:grid;gap:2rem}
.hero-points{list-style:none;margin:1.3rem 0 0;padding:0;display:grid;gap:.55rem}
.hero-points li{display:flex;gap:.65rem;align-items:flex-start;font-size:.97rem}
.hero-points svg{width:20px;height:20px;flex:none;color:var(--accent);margin-top:.15rem}
.checks{list-style:none;margin:1rem 0 0;padding:0;display:grid;gap:.5rem}
.checks li{display:flex;gap:.6rem;align-items:flex-start}
.checks svg{width:19px;height:19px;flex:none;color:var(--accent);margin-top:.2rem}
.ticks{list-style:none;margin:1rem 0 0;padding:0;display:grid;gap:.5rem}
.ticks li{display:flex;gap:.6rem;align-items:flex-start}
.ticks svg{width:19px;height:19px;flex:none;color:var(--accent);margin-top:.2rem}
/* shift timeline: the brand concept, CSS-only */
.shift{margin:1.6rem 0 0;padding:1.1rem 1.2rem;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r)}
.shift ol{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}
.shift li{display:grid;grid-template-columns:4.2rem 1fr;gap:.7rem;align-items:start;font-size:.92rem}
.shift time{font-variant-numeric:tabular-nums;font-weight:600;color:var(--accent);white-space:nowrap}
.shift p{margin:0;color:var(--muted)}
.shift .now{position:relative}
.portrait-slot{border:1px solid var(--line);border-radius:var(--r);background:var(--card);
  padding:1.4rem;text-align:center;color:var(--muted);font-size:.92rem}
.portrait-slot .ph{font-family:var(--serif);font-size:2rem;color:var(--line);display:block;margin-bottom:.3rem}
.portrait-slot strong{display:block;color:var(--ink);margin-bottom:.25rem;font-size:.95rem}
/* dark band */
.sec,.on-dark{background:var(--dark);color:var(--dark-ink)}
.sec .kicker,.on-dark .kicker{color:#8fd0a4}
.sec .kicker::before,.on-dark .kicker::before{background:#8fd0a4}
.sec h2,.on-dark h2{color:#fff}
.sec .lede,.on-dark .lede,.sec .micro,.on-dark .micro{color:var(--dark-muted)}
.sec-grid{list-style:none;margin:1.5rem 0 0;padding:0;display:grid;gap:1rem}
.sec-grid li{background:#ffffff08;border:1px solid #ffffff1c;border-radius:var(--r);padding:1.15rem 1.25rem}
.sec-grid strong{display:block;margin-bottom:.25rem;color:#fff;font-size:1rem}
.sec-grid p{margin:0;color:var(--dark-muted);font-size:.94rem;max-width:60ch}
.band{background:var(--card);border-block:1px solid var(--line)}
/* cards */
.cards{display:grid;gap:1rem;margin-top:1.5rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.35rem 1.35rem 1.15rem}
.card h3{margin-bottom:.4rem}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.card .who{display:inline-block;margin-top:.75rem;font-size:.78rem;font-weight:600;color:var(--accent);
  text-transform:uppercase;letter-spacing:.06em}
.card.featured{border:2px solid var(--ink);position:relative}
.tag{position:absolute;top:-.85rem;left:1.1rem;background:var(--ink);color:#fff;font-size:.76rem;
  font-weight:600;padding:.28rem .75rem;border-radius:99px;letter-spacing:.05em}
.price{font-size:1.55rem;font-weight:600;margin:.4rem 0;font-variant-numeric:tabular-nums;font-family:var(--sans)}
.price small{font-size:.92rem;font-weight:400;color:var(--muted)}
.fine{font-size:.85rem;color:var(--muted);margin-top:1.2rem}
.split{display:grid;gap:1rem;margin-top:1.5rem}
.split .card ul{margin:.5rem 0 0;padding-left:1.15rem;color:var(--muted);font-size:.95rem}
.split .card li{margin-bottom:.4rem}
.split .card li::marker{color:var(--accent)}
.no h3{color:var(--err)}
.muted-list{margin:.5rem 0 0;padding-left:1.15rem;color:var(--muted);font-size:.95rem}
.muted-list li{margin-bottom:.4rem}
/* tool pills */
.tools{display:flex;flex-wrap:wrap;gap:.45rem;list-style:none;padding:0;margin:.8rem 0 0}
.tools li{border:1px solid var(--line);border-radius:999px;padding:.32rem .8rem;font-size:.83rem;
  white-space:nowrap;background:var(--paper)}
.tools a{text-decoration:none}
.tools a:hover{border-color:var(--accent);color:var(--accent)}
/* proof slots */
.slot{border:1px dashed var(--line);border-radius:var(--r);background:var(--card);
  padding:1.5rem;text-align:center;color:var(--muted)}
.slot strong{display:block;color:var(--ink);margin-bottom:.3rem;font-size:.98rem}
.slot .lbl{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase;
  background:var(--accent-soft);color:var(--accent-deep);border-radius:99px;padding:.28rem .8rem;margin-bottom:.7rem}
.slot p{margin:0;font-size:.9rem}
.proof-strip{border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--r);
  background:var(--card);padding:1.1rem 1.3rem;margin-top:1.5rem;font-size:.94rem;color:var(--muted)}
.proof-strip strong{color:var(--ink)}
/* faq */
details{background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:.95rem 1.2rem;margin-bottom:.65rem}
summary{font-weight:600;cursor:pointer;min-height:44px;display:flex;align-items:center;font-size:.99rem}
details p{margin:.55rem 0 0;color:var(--muted);font-size:.95rem}
.faq-mini{margin-top:2rem}
/* form */
.leadform{background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:var(--r);
  padding:clamp(1.2rem,4vw,2rem);display:grid;gap:1rem;margin-top:1.4rem}
.field{display:grid;gap:.35rem}
.field label{font-weight:600;font-size:.95rem}
.field .opt{font-weight:400;color:var(--muted);font-size:.88rem}
.field input,.field textarea,.field select{font:inherit;font-size:16px;min-height:44px;padding:.65rem .8rem;
  border:1.5px solid var(--line);border-radius:.5rem;background:#fff;color:var(--ink);width:100%}
.field textarea{min-height:7rem;resize:vertical}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:var(--err)}
.ferr{font-size:.87rem;color:var(--err);min-height:1.2em;margin:0}
.status{font-weight:600;padding:.8rem 1rem;border-radius:.5rem}
.status.ok{background:#e6f4ea;color:var(--accent-deep)}
.status.err{background:#fdecea;color:var(--err)}
.turnstile-note{font-size:.85rem;color:var(--muted)}
.btn-block{width:100%}
.narrow{max-width:46rem}
.flush{margin:0}
/* footer */
footer{border-top:1px solid var(--line);padding:2.5rem 0;margin-top:1rem}
.foot-grid{display:grid;gap:1.5rem}
footer .fine{margin:.3rem 0}
footer nav ul{list-style:none;margin:.5rem 0 0;padding:0;display:grid;gap:.4rem}
footer nav a{text-decoration:none;font-size:.93rem}
footer nav a:hover{text-decoration:underline;color:var(--accent)}
footer strong.brand-f{font-family:var(--serif);font-weight:600}
/* blog */
.post-list{list-style:none;margin:1.5rem 0 0;padding:0;display:grid;gap:1rem}
.post-list a{text-decoration:none;display:block}
.post-list a:hover h3{color:var(--accent)}
.prose h2{margin-top:2rem}
.prose ul{color:var(--muted)}
.prose li{margin-bottom:.4rem}
.draft-banner{background:#fff8e1;border:1px solid #d9a400;border-radius:var(--r);
  padding:1rem 1.2rem;font-weight:600;margin-bottom:1.5rem;font-size:.93rem}
.draft-tag{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase;
  background:#fff8e1;color:#8a6d00;border:1px solid #e3c766;border-radius:99px;padding:.25rem .75rem;margin-bottom:.6rem}
/* responsive */
@media (min-width:480px){.cta-row .btn{flex:1 1 auto}.cards{grid-template-columns:repeat(2,1fr)}}
@media (min-width:768px){
  .nav-toggle{display:none}
  .nav-links{display:flex;gap:.2rem;align-items:center}
  .head-cta{display:inline-flex;margin-left:.5rem}
  .hero-grid{grid-template-columns:1.15fr .85fr;align-items:start}
  .split{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:repeat(3,1fr)}
  .leadform{grid-template-columns:1fr 1fr}
  .field.full{grid-column:1/-1}
  .shift ol{grid-template-columns:repeat(3,1fr)}
  .shift li{grid-template-columns:1fr;gap:.25rem}
}
@media (min-width:1024px){.cards.cols3{grid-template-columns:repeat(3,1fr)}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .hero{animation:none}
}
/* long-form justification */
p.just{text-align:justify;hyphens:auto}

/* subscription-model additions */
.step-n{display:inline-flex;align-items:center;justify-content:center;width:1.6rem;height:1.6rem;border-radius:99px;background:var(--accent);color:#fff;font-size:.8rem;font-weight:700;margin-right:.55rem}
.sub-h{margin:2.25rem 0 0}
@media(min-width:768px){.sec-grid.cols3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.cards.cols4{grid-template-columns:repeat(4,1fr)}}

/* brand logo */
.brand img{display:block;height:2.75rem;width:auto}
img.brand-f{display:block;height:2.1rem;width:auto;margin-bottom:.5rem}