/* Singularity Green Systems — shared stylesheet */

:root{
  --ink:#0f2e24;
  --ink-soft:#3d5c51;
  --ink-mute:#5f7a70;
  --paper:#fbfaf7;
  --line:#e2e0d9;
  --accent:#1d6b52;
  --accent-soft:#f0f5f2;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--paper);
  line-height:1.65;-webkit-font-smoothing:antialiased;
}
.wrap{max-width:1080px;margin:0 auto;padding:0 28px}

/* header */
header{
  position:sticky;top:0;z-index:10;
  background:rgba(251,250,247,.92);backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{font-weight:600;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.brand a{color:inherit;text-decoration:none}
nav{display:flex;gap:28px}
nav a{color:var(--ink-soft);text-decoration:none;font-size:15px}
nav a:hover{color:var(--accent)}

/* home page */
.hero{padding:104px 0 88px;border-bottom:1px solid var(--line)}
.hero h1{
  font-size:clamp(32px,5vw,54px);line-height:1.12;letter-spacing:-.025em;
  font-weight:650;max-width:16ch;
}
.hero .lead{margin-top:26px;font-size:clamp(17px,2vw,20px);color:var(--ink-soft);max-width:52ch}
.btn{
  display:inline-block;margin-top:38px;padding:14px 30px;
  background:var(--accent);color:#fff;text-decoration:none;
  border:0;border-radius:6px;font-size:16px;font-weight:500;cursor:pointer;
  font-family:inherit;
}
.btn:hover{background:#175843}
.btn:disabled{background:#b9c7c1;cursor:not-allowed}

section{padding:88px 0;border-bottom:1px solid var(--line)}
h2{
  font-size:13px;text-transform:uppercase;letter-spacing:.12em;
  color:var(--accent);font-weight:600;margin-bottom:44px;
}
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:44px}
.services h3{font-size:20px;font-weight:600;margin-bottom:14px;letter-spacing:-.01em}
.services p{color:var(--ink-soft);font-size:16px}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:36px;counter-reset:s}
.step{counter-increment:s}
.step::before{
  content:counter(s);display:block;font-size:14px;font-weight:600;
  color:var(--accent);margin-bottom:14px;
  width:32px;height:32px;line-height:32px;text-align:center;
  background:var(--accent-soft);border-radius:50%;
}
.step p{font-size:16px;color:var(--ink)}
.terms-note{
  margin-top:52px;padding:26px 30px;background:var(--accent-soft);
  border-radius:8px;color:var(--ink-soft);font-size:16px;max-width:62ch;
}

/* contact + form */
.contact .intro{font-size:clamp(17px,2vw,20px);margin-bottom:38px}
.contact a{color:var(--accent);text-decoration:none;border-bottom:1px solid rgba(29,107,82,.3)}
.contact a:hover{border-bottom-color:var(--accent)}
form{max-width:560px}
.field{margin-bottom:22px}
.field label{display:block;font-size:14px;font-weight:500;margin-bottom:8px}
.field input,.field textarea{
  width:100%;padding:12px 14px;font-family:inherit;font-size:16px;color:var(--ink);
  background:#fff;border:1px solid var(--line);border-radius:6px;line-height:1.5;
}
.field input:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}
.field textarea{min-height:132px;resize:vertical}
.consent{display:flex;gap:12px;align-items:flex-start;margin-bottom:26px;font-size:15px;color:var(--ink-soft)}
.consent input{margin-top:5px;width:17px;height:17px;flex:0 0 auto;accent-color:var(--accent)}
.consent a{color:var(--accent)}
.form-note{margin-top:26px;font-size:13px;color:var(--ink-mute);max-width:56ch;line-height:1.6}
.form-done{
  margin-top:22px;padding:16px 20px;background:var(--accent-soft);
  border-radius:6px;font-size:16px;color:var(--ink);
}
.form-done[hidden]{display:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* document pages */
.doc{padding:72px 0 88px;max-width:74ch}
.doc h1{font-size:clamp(26px,3.6vw,36px);letter-spacing:-.02em;font-weight:650;margin-bottom:44px}
.doc h2{
  font-size:17px;text-transform:none;letter-spacing:-.01em;color:var(--ink);
  font-weight:600;margin:38px 0 14px;
}
.doc p{margin-bottom:14px;color:var(--ink-soft);font-size:16px}
.doc p.clause{padding-left:0}
.doc a{color:var(--accent)}
.back{display:inline-block;margin-top:46px;font-size:15px;color:var(--accent);text-decoration:none}
.back:hover{text-decoration:underline}

/* footer */
footer{padding:38px 0 56px;border-top:1px solid var(--line)}
/* Small type, muted tone — but it has to stay readable at a glance:
   this paragraph is the one a reviewer is meant to notice. */
.foot-disclaimer{
  font-size:13.5px;line-height:1.65;color:var(--ink-soft);
  max-width:78ch;margin-bottom:20px;
}
.foot-links{font-size:14px;margin-bottom:8px}
.foot-links a{color:var(--ink-soft);text-decoration:none}
.foot-links a:hover{color:var(--accent)}
.foot-copy{font-size:14px;color:var(--ink-mute)}

/* not found */
.nf{padding:120px 0 140px;text-align:center}
.nf h1{font-size:clamp(28px,4vw,40px);letter-spacing:-.02em;margin-bottom:16px}
.nf p{color:var(--ink-soft);font-size:17px;margin-bottom:30px}

@media (max-width:860px){
  .services,.steps{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:560px){
  .wrap{padding:0 20px}
  nav{gap:16px}
  nav a{font-size:14px}
  .bar{height:auto;padding:14px 0;flex-direction:column;align-items:flex-start;gap:10px}
  .hero{padding:56px 0 56px}
  section{padding:56px 0}
  .services,.steps{grid-template-columns:1fr;gap:32px}
  .doc{padding:48px 0 64px}
}