*{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%}
body{min-height:100vh;display:flex;flex-direction:column;background:#fff;color:#17343b;font-family:"Segoe UI",Arial,sans-serif}
.clean-header{border-top:10px solid #1d3f3a;border-bottom:1px solid #d9e1e1;background:#fff}
.clean-header-inner{width:min(1680px,calc(100% - 72px));height:116px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:36px}
.clean-logo{display:flex;align-items:center;flex:0 0 auto}.clean-logo img{display:block;width:118px;height:auto;max-height:92px;object-fit:contain}
.clean-nav{display:flex;align-items:center;justify-content:flex-end;gap:31px;white-space:nowrap}.clean-nav a{color:#102f36;text-decoration:none;font-size:16px;font-weight:700}.clean-nav a:hover{color:#0a7d82}
.clean-search{width:46px;height:46px;border:1px solid #ccd8d8;border-radius:12px;background:#fff;color:#17343b;font-size:27px;line-height:1;cursor:pointer}
.clean-main{min-height:0;flex:1 1 auto}.clean-intro{width:min(1480px,calc(100% - 150px));margin:0 auto;padding:72px 0 76px}
.clean-eyebrow{margin:0 0 28px;color:#087f84;font-size:17px;font-weight:800;letter-spacing:.11em}.clean-statement{max-width:1180px;margin:0;color:#244a52;font-size:25px;font-weight:400;line-height:1.55;letter-spacing:.002em}
.quiet-footer{width:100%;min-height:56px;padding:0 30px;border-top:1px solid #d9e1e1;display:flex;align-items:center;justify-content:space-between;gap:24px;background:#fff;color:#627b83;font-size:14px;font-weight:400;flex:0 0 auto}
@media(max-width:1200px){.clean-nav{gap:18px}.clean-nav a{font-size:14px}.clean-header-inner{width:calc(100% - 40px)}}
@media(max-width:900px){.clean-header-inner{height:auto;padding:18px 0;align-items:flex-start}.clean-nav{flex-wrap:wrap;gap:14px 18px}.clean-logo img{width:92px}.clean-intro{width:calc(100% - 48px);padding:58px 0 66px}.clean-statement{font-size:22px}}
@media(max-width:700px){.quiet-footer{padding:18px 24px;min-height:0;flex-direction:column;align-items:flex-start;gap:8px;font-size:14px}}
/* 2026-09-29 Bottom Site navigation v2 — architectural rail, not a boxed menu */
@media(min-width:1201px){
.clean-header{border-bottom:1px solid #d9e1e1}
.clean-header-inner{position:relative;height:84px;align-items:center}
.clean-nav{position:relative;align-self:stretch;display:flex;align-items:center;gap:0;padding:0 0 0 34px}
.clean-nav::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,#087f84 0%,#087f84 28%,#b9d1d1 28%,#b9d1d1 100%)}
.clean-nav a{height:100%;display:flex;align-items:center;padding:0 14px;color:#102f36;font-size:15px;font-weight:700;position:relative;transition:color .18s ease,background .18s ease,box-shadow .18s ease,text-shadow .18s ease}
.clean-nav a+a{border-left:1px solid #edf1f1}
.clean-nav a:hover,.clean-nav a:focus-visible{color:#087f84;background:#eefafa;box-shadow:0 0 22px rgba(8,127,132,.38),inset 0 0 16px rgba(8,127,132,.12);text-shadow:0 0 12px rgba(8,127,132,.28)}
.clean-nav a:first-child{color:#087f84}
.clean-nav a:first-child::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:4px;background:#087f84}
.clean-search{margin-left:12px;width:38px;height:38px;border:1px solid #cbd8d8;border-radius:50%;background:#fff;box-shadow:0 3px 12px rgba(16,47,54,.07);transition:border-color .16s ease,transform .16s ease}
.clean-search:hover{border-color:#087f84;transform:translateY(-1px)}
}
/* 2026-09-29 Bottom Site repository intro — bring text margins inward */
@media(min-width:901px){
.clean-intro{width:min(1280px,calc(100% - 260px));}
.clean-statement{max-width:1120px;}
}

/* 2026-09-29 Bottom Site repository intro — final reading-width refinement */
@media(min-width:901px){
.clean-intro{width:min(1220px,calc(100% - 320px));}
.clean-statement{max-width:1060px;}
}

/* 2026-09-29 Bottom Site repository intro — preserve left edge, pull only right edge inward */
@media(min-width:901px){
.clean-intro{width:auto;max-width:none;margin-left:75px;margin-right:150px;}
.clean-statement{max-width:none;width:100%;}
}

/* 2026-09-29 Bottom Site repository intro — approved editorial column */
@media(min-width:901px){
.clean-intro{
  width:min(980px,calc(100% - 180px));
  max-width:980px;
  margin-left:88px;
  margin-right:auto;
}
.clean-intro .clean-eyebrow{max-width:980px;}
.clean-statement{
  width:100%;
  max-width:980px;
}
}

/* 2026-09-29 Bottom Site repository intro — match Helen visual reference */
@media(min-width:901px){
.clean-intro{
  width:760px!important;
  max-width:760px!important;
  margin-left:44px!important;
  margin-right:auto!important;
}
.clean-intro .clean-eyebrow{
  width:760px!important;
  max-width:760px!important;
}
.clean-statement{
  width:760px!important;
  max-width:760px!important;
  font-size:clamp(1.35rem,1.55vw,1.75rem)!important;
  line-height:1.48!important;
}
}

/* 2026-09-29 Bottom Site repository intro — center approved editorial block */
@media(min-width:901px){
.clean-intro{
  width:760px!important;
  max-width:760px!important;
  margin-left:auto!important;
  margin-right:auto!important;
}
}