:root{
  --ink:#14182B;
  --ink-soft:#43475C;
  --ink-faint:#8689A0;
  --paper:#FAF9F6;
  --paper-raised:#FFFFFF;
  --paper-sunken:#F1EFE9;
  --line:#E4E1D8;
  --line-strong:#D2CFC3;
  --alert:#E8553A;
  --alert-bg:#FCEAE6;
  --alert-deep:#9C3322;
  --ok:#2F9E6E;
  --ok-bg:#E7F4ED;
  --ok-deep:#1F6E4B;
  --navy-deep:#0B0E1C;
  --max:1160px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
h1,h2,h3,h4{
  font-family:'Inter Tight',sans-serif;
  margin:0;
  letter-spacing:-0.02em;
  color:var(--ink);
}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px;}
.eyebrow{
  font-size:13px;
  font-weight:600;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:var(--ink-faint);
}

/* ---- Buttons ---- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 24px;
  border-radius:8px;
  font-size:15px;
  font-weight:600;
  font-family:'Inter',sans-serif;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--ink);
  color:var(--paper);
}
.btn-primary:hover{transform:translateY(-1px); box-shadow:0 6px 16px rgba(20,24,43,0.18);}
.btn-ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:var(--paper-sunken);}
.btn-sm{padding:9px 16px;font-size:13.5px;}

/* ---- Nav ---- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,249,246,0.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
nav{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.logo{
  display:flex;align-items:center;gap:9px;
  font-family:'Inter Tight',sans-serif;
  font-weight:700;
  font-size:18px;
}
.logo-mark{
  width:32px;height:32px;border-radius:7px;
  overflow:hidden;
  flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.logo-mark img{width:100%;height:100%;object-fit:cover;display:block;}
.nav-links{display:flex;align-items:center;gap:36px;}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--ink-soft);}
.nav-links a:hover{color:var(--ink);}
.nav-links a.current{color:var(--ink);}
.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-mobile-hide{display:flex;}

.nav-burger{
  display:none;
  width:38px;height:38px;
  align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line-strong);
  border-radius:8px;
  font-size:20px;color:var(--ink);
  cursor:pointer;
  flex-shrink:0;
}
.nav-mobile-panel{
  display:none;
  position:absolute;
  top:100%;left:0;right:0;
  background:var(--paper-raised);
  border-bottom:1px solid var(--line);
  padding:8px 20px 20px;
  flex-direction:column;
  gap:2px;
}
.nav-mobile-panel.open{display:flex;}
.nav-mobile-panel a{
  font-size:15.5px;font-weight:500;color:var(--ink-soft);
  padding:12px 4px;
  border-bottom:1px solid var(--line);
}
.nav-mobile-panel a:last-child{border-bottom:none;}
.nav-mobile-panel a.current{color:var(--ink);}

/* ---- Footer ---- */
footer{border-top:1px solid var(--line);padding:48px 0 32px;}
.foot-top{
  display:flex;justify-content:space-between;align-items:flex-start;
  flex-wrap:wrap;gap:32px;
  padding-bottom:36px;
}
.foot-links{display:flex;gap:48px;flex-wrap:wrap;}
.foot-col h4{font-size:13px;color:var(--ink-faint);margin-bottom:14px;font-weight:600;}
.foot-col a{display:block;font-size:14px;color:var(--ink-soft);margin-bottom:10px;}
.foot-col a:hover{color:var(--ink);}
.foot-bottom{
  border-top:1px solid var(--line);
  padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--ink-faint);
  flex-wrap:wrap;gap:12px;
}

@media (max-width:860px){
  .wrap{padding:0 20px;}
  .nav-links{display:none;}
  .nav-burger{display:flex;}
  header{position:relative;}
}