@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@400;500;600;700&family=Quicksand:wght@300;400;500;600;700&display=swap');

:root{
  --ink:#172623;
  --ink-2:#20342d;
  --teal:#5cc6b0;
  --teal-deep:#2f8375;
  --sand:#d4c4a8;
  --paper:#f7efe2;
  --clay:#c67b5c;
  --olive:#6b7b3c;
  --line:rgba(23,38,35,.16);
  --line-soft:rgba(23,38,35,.1);
  --font:'Quicksand',"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --hand:'Caveat',"PingFang SC","Microsoft YaHei",cursive;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.7;
  color:var(--ink);
  background:
    radial-gradient(1100px 620px at 88% -8%, rgba(92,198,176,.2), transparent 62%),
    radial-gradient(900px 700px at 4% 108%, rgba(198,123,92,.16), transparent 60%),
    var(--paper);
  background-attachment:fixed;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.34;
  background-image:
    radial-gradient(rgba(23,38,35,.08) 1px, transparent 1px),
    radial-gradient(rgba(212,196,168,.42) 1px, transparent 1px);
  background-size:5px 5px, 9px 9px;
  background-position:0 0, 3px 4px;
}

a{color:var(--teal-deep)}
img{max-width:100%}

::selection{background:rgba(92,198,176,.45)}

:focus-visible{outline:2px solid var(--teal-deep);outline-offset:3px}

.railhead{
  position:fixed;
  top:0;left:0;bottom:0;
  width:238px;
  z-index:30;
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:20px 16px;
  color:#e8ddc9;
  background:linear-gradient(158deg,#172623 0%,#1e342c 55%,#26473c 100%);
  border-right:1px solid rgba(212,196,168,.22);
  overflow:hidden;
}

.railhead::after{
  content:"";
  position:absolute;
  inset:auto -50px -70px -50px;
  height:200px;
  background:radial-gradient(closest-side, rgba(92,198,176,.26), transparent);
  pointer-events:none;
}

.brand{
  position:relative;
  z-index:1;
  flex:0 0 auto;
  width:46px;
  height:46px;
  display:grid;
  place-items:center;
  border-radius:14px 6px 14px 6px;
  background:var(--sand);
  color:#172623;
  font-family:var(--hand);
  font-size:26px;
  font-weight:700;
  line-height:1;
  text-decoration:none;
  border:1px solid rgba(255,255,255,.35);
}

.brand img{width:100%;height:100%;object-fit:contain;border-radius:inherit}

.menu{
  position:relative;
  z-index:1;
  flex:1 1 auto;
  min-height:0;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
  gap:2px;
  padding-right:2px;
  scrollbar-width:thin;
}

.menu p{margin:0}

.menu a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:10px 11px;
  border-radius:10px 4px 10px 4px;
  border:1px solid transparent;
  color:#d9cfbc;
  font-size:16px;
  line-height:1.35;
  text-decoration:none;
  transition:background .2s ease-out, color .2s ease-out, border-color .2s ease-out;
}

.menu a span::before{
  content:"";
  display:inline-block;
  width:6px;
  height:6px;
  margin-right:9px;
  border-radius:50%;
  background:rgba(212,196,168,.55);
  vertical-align:middle;
  transition:background .2s ease-out, transform .2s ease-out;
}

.menu a:hover,.menu a:focus-visible{
  background:rgba(92,198,176,.14);
  border-color:rgba(92,198,176,.42);
  color:#fff;
}

.menu a:hover span::before{background:var(--teal);transform:scale(1.4)}

.menu a[aria-current]{
  background:rgba(212,196,168,.16);
  border-color:rgba(212,196,168,.42);
  color:#fff;
}

.menu a[aria-current] span::before{background:var(--teal)}

.head-cta{
  position:relative;
  z-index:1;
  display:block;
  min-height:46px;
  padding:13px 12px;
  text-align:center;
  border-radius:12px;
  background:linear-gradient(120deg,var(--teal),#8bd9c8);
  color:#0e211c;
  font-size:16px;
  font-weight:700;
  text-decoration:none;
  border:1px solid rgba(255,255,255,.35);
}

main{position:relative;z-index:1}

@media (min-width:901px){
  main{margin-left:238px}
}

.hero{
  position:relative;
  min-height:45vh;
  display:flex;
  align-items:flex-end;
  justify-content:flex-end;
  overflow:hidden;
  isolation:isolate;
  background:linear-gradient(140deg,#2c4d43,#172623);
}

.hero-media{
  position:absolute;
  inset:0;
  margin:0;
  z-index:-1;
}

.hero-fallback{display:block;width:100%;height:100%;background:linear-gradient(150deg,#35604f,#172623 72%)}

.hero-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transform:scale(1.04);
  filter:saturate(.9);
  will-change:transform;
}

.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(268deg, rgba(15,28,24,.9) 0%, rgba(15,28,24,.62) 42%, rgba(15,28,24,.2) 78%, rgba(15,28,24,.1) 100%);
}

.hero-copy{
  position:relative;
  z-index:1;
  text-align:right;
  padding:clamp(22px,4vw,54px);
  max-width:min(760px,100%);
  color:#f8f2e6;
}

.hero-copy h1{
  margin:0 0 10px;
  font-size:clamp(27px,4.6vw,46px);
  line-height:1.24;
  letter-spacing:.01em;
  text-shadow:0 3px 20px rgba(0,0,0,.45);
}

.hero-copy h1::after{
  content:"";
  display:block;
  width:76px;
  height:4px;
  margin:14px 0 0 auto;
  border-radius:2px;
  background:linear-gradient(90deg,var(--teal),var(--sand));
}

.hero-copy p{
  margin:0 0 0 auto;
  max-width:44ch;
  font-size:16px;
  color:rgba(248,242,230,.9);
  text-shadow:0 2px 12px rgba(0,0,0,.4);
}

.band{
  height:16px;
  background:linear-gradient(90deg,var(--clay),var(--sand) 46%,var(--teal));
  clip-path:polygon(0 62%,100% 0,100% 44%,0 100%);
}

.shell{
  max-width:1160px;
  margin:0 auto;
  padding:clamp(22px,3.4vw,52px) clamp(16px,3vw,34px) clamp(34px,4vw,60px);
  display:grid;
  grid-template-columns:minmax(0,1fr) 250px;
  gap:clamp(20px,3vw,42px);
  align-items:start;
}

.rail{
  position:sticky;
  top:26px;
  border:1px solid var(--line);
  border-radius:10px;
  background:rgba(255,251,243,.78);
  padding:14px 12px 8px;
}

.rail h2{
  margin:0 0 8px;
  font-size:16px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--teal-deep);
}

.rail h2 span{display:inline-block;padding-bottom:5px;border-bottom:2px solid var(--sand)}

.rail p{margin:0}

.rail a{
  display:block;
  min-height:42px;
  padding:9px 6px;
  font-size:16px;
  color:#24443b;
  text-decoration:none;
  border-bottom:1px dashed var(--line-soft);
  transition:color .18s ease-out, padding-left .18s ease-out;
}

.rail a:hover{color:var(--teal-deep);padding-left:12px}

.rail p:last-child a{border-bottom:0}

.prose{min-width:0}

.prose article{
  background:rgba(255,252,246,.82);
  border:1px solid var(--line);
  border-radius:10px;
  padding:clamp(16px,2.4vw,28px);
  margin:0 0 20px;
  scroll-margin-top:92px;
  animation:rise .6s cubic-bezier(.2,.7,.3,1) both;
}

.prose article:nth-child(1){animation-delay:.02s}
.prose article:nth-child(2){animation-delay:.07s}
.prose article:nth-child(3){animation-delay:.12s}
.prose article:nth-child(4){animation-delay:.17s}
.prose article:nth-child(5){animation-delay:.22s}
.prose article:nth-child(6){animation-delay:.27s}
.prose article:nth-child(7){animation-delay:.32s}

.prose article:nth-of-type(3n){border-radius:4px 10px 4px 10px}

@keyframes rise{
  from{opacity:0;transform:translateY(16px)}
  to{opacity:1;transform:none}
}

.prose h2{
  margin:0 0 12px;
  font-size:clamp(20px,2.5vw,26px);
  line-height:1.36;
  color:#1b322b;
}

.prose h2 span{position:relative;display:inline-block;padding-bottom:4px}

.prose h2 span::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:3px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--teal),rgba(92,198,176,0));
}

.prose h3{margin:18px 0 8px;font-size:18px;line-height:1.45;color:#1b322b}

.prose p{margin:0 0 14px}
.prose p:last-child{margin-bottom:0}
.prose a{color:var(--teal-deep);text-underline-offset:3px}

.prose ul,.prose ol{margin:0 0 14px;padding-left:1.25em}
.prose li{margin:0 0 6px}

.prose blockquote{
  margin:0 0 16px;
  padding:12px 16px;
  border-left:3px solid var(--clay);
  background:rgba(212,196,168,.32);
  border-radius:0 10px 10px 0;
}

.prose blockquote p:last-child{margin-bottom:0}

.prose figure{margin:0 0 16px}
.prose figure img{border-radius:10px}
.prose figcaption{margin-top:6px;font-size:16px;color:#54695f}
.prose img{height:auto;border:1px solid var(--line)}

.prose table{width:100%;margin:0 0 16px;border-collapse:collapse;font-size:16px}
.prose th,.prose td{border:1px solid var(--line);padding:8px 10px;text-align:left}
.prose th{background:rgba(212,196,168,.4)}
.prose hr{height:1px;border:0;background:var(--line);margin:20px 0}
.prose code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:16px;background:rgba(23,38,35,.07);padding:1px 5px;border-radius:4px}

footer{
  position:relative;
  z-index:1;
  padding:clamp(28px,4vw,50px) clamp(18px,3vw,36px) 18px;
  display:grid;
  grid-template-columns:1.1fr 1.6fr auto;
  gap:16px 24px;
  align-items:start;
  background:linear-gradient(180deg,#132220,#172623);
  color:#e6dcc9;
  border-top:5px solid var(--teal);
}

@media (min-width:901px){
  footer{margin-left:238px}
}

footer p{margin:0}

.f-brand{font-size:22px;font-weight:700;letter-spacing:.02em}
.f-brand a{color:#f4ecdc;text-decoration:none;border-bottom:2px solid var(--teal);padding-bottom:2px}

.f-links a{
  display:inline-block;
  min-height:42px;
  padding:9px 11px;
  margin:0 4px 6px 0;
  font-size:16px;
  color:#cfc5b1;
  text-decoration:none;
  border:1px solid rgba(212,196,168,.24);
  border-radius:10px;
  transition:border-color .18s ease-out, color .18s ease-out;
}

.f-links a:hover{color:#fff;border-color:var(--teal)}

.f-cta{text-align:right}

.f-cta a{
  display:inline-block;
  min-height:46px;
  padding:12px 22px;
  border-radius:10px;
  background:var(--teal);
  color:#0e211c;
  font-weight:700;
  text-decoration:none;
}

footer small{font-size:16px;color:#9fb3aa}
.f-copy{grid-column:1 / 3;align-self:center}
.f-top{grid-column:3;text-align:right}
.f-top a{display:inline-block;min-height:42px;padding:9px 4px;font-size:16px;color:#cfc5b1;text-decoration:none}
.f-top a:hover{color:#fff}

@media (max-width:900px){
  .railhead{
    position:sticky;
    top:0;left:auto;bottom:auto;
    width:auto;
    flex-direction:row;
    align-items:center;
    gap:10px;
    padding:8px 12px;
    border-right:0;
    border-bottom:1px solid rgba(212,196,168,.22);
    overflow:visible;
  }

  .railhead::after{display:none}

  .brand{width:40px;height:40px;border-radius:12px 5px 12px 5px;font-size:22px}

  .menu{flex-direction:row;overflow-x:auto;overflow-y:hidden;gap:4px;padding:0}
  .menu p{flex:0 0 auto}
  .menu a{white-space:nowrap;min-height:42px;padding:9px 12px;border-radius:8px}
  .menu a span::before{display:none}

  .head-cta{display:none}

  main{margin-left:0}

  .hero{min-height:42vh}
  .hero-copy{padding:20px 18px 26px}
  .hero-copy h1::after{width:60px;margin:12px 0 0 auto}

  .shell{grid-template-columns:minmax(0,1fr);padding-top:20px}
  .rail{position:static;top:auto}
  .prose article{scroll-margin-top:78px}

  footer{margin-left:0;grid-template-columns:minmax(0,1fr);gap:14px}
  .f-copy{grid-column:1}
  .f-top{grid-column:1;text-align:left}
  .f-cta{text-align:left}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .prose article{animation:none}
  .menu a,.rail a,.f-links a{transition:none}
}

button[aria-expanded]{min-width:44px;min-height:44px}