@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,300;0,400;0,500;0,700;1,400&display=swap');

:root{
  --ink:#172623;
  --ink-deep:#0e1a17;
  --sand:#d4c4a8;
  --sand-soft:#ece2cf;
  --mint:#5cc6b0;
  --clay:#c67b5c;
  --line:rgba(212,196,168,.2);
  --line-soft:rgba(212,196,168,.1);
  --shadow:0 16px 36px -20px rgba(0,0,0,.85);
  --r:4px;
}

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

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

body{
  margin:0;
  min-height:100vh;
  max-width:100%;
  overflow-x:clip;
  background:
    radial-gradient(880px 520px at 84% -10%,rgba(92,198,176,.17),transparent 62%),
    radial-gradient(720px 460px at 4% 26%,rgba(198,123,92,.13),transparent 60%),
    var(--ink);
  color:var(--sand-soft);
  font-family:Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.68;
  letter-spacing:.012em;
  -webkit-font-smoothing:antialiased;
}

body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:6;
  pointer-events:none;
  opacity:.055;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

a{color:var(--mint);text-decoration:none}
a:hover{color:var(--sand-soft)}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:2px}

.masthead{
  max-width:1180px;
  margin:0 auto;
  padding:18px 22px 0;
}

.brandrow{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  min-width:0;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
}

.logo{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  max-width:100%;
  font-size:23px;
  font-weight:500;
  letter-spacing:.07em;
  color:var(--sand);
  overflow-wrap:anywhere;
}
.logo::before{
  content:"";
  flex:0 0 auto;
  width:15px;
  height:15px;
  margin-right:10px;
  border-radius:56% 44% 40% 60%;
  background:linear-gradient(140deg,var(--mint),var(--clay));
}

.find{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:6px;
  min-width:0;
  max-width:100%;
  padding:2px 2px 2px 12px;
  border:1px solid var(--line);
  border-radius:var(--r);
  background:rgba(255,255,255,.05);
}
.find input{
  width:120px;
  min-width:0;
  flex:1 1 auto;
  min-height:40px;
  padding:0;
  border:0;
  background:none;
  color:var(--sand-soft);
  font:inherit;
  font-size:16px;
}
.find input::placeholder{color:rgba(212,196,168,.52)}
.find button{
  flex:0 0 auto;
  min-height:40px;
  min-width:52px;
  padding:0 12px;
  border:0;
  border-radius:2px;
  background:rgba(92,198,176,.18);
  color:var(--mint);
  font:inherit;
  font-size:16px;
  cursor:pointer;
}
.find button:hover{background:rgba(92,198,176,.32);color:var(--sand-soft)}

.primary{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:2px;
  min-width:0;
  margin:0 -22px;
  padding:3px 22px;
  background:rgba(14,26,23,.94);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}

.primary > a,
.drop summary{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 12px;
  border-radius:var(--r);
  color:var(--sand);
  font-size:16px;
  letter-spacing:.02em;
}
.primary > a:hover,
.drop summary:hover{background:rgba(92,198,176,.14);color:var(--mint)}

.drop{position:relative}
.drop summary{list-style:none;cursor:pointer;gap:7px}
.drop summary::-webkit-details-marker{display:none}
.drop summary::after{
  content:"";
  width:6px;
  height:6px;
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translate(-1px,-1px);
}
.drop[open] summary{background:rgba(92,198,176,.14);color:var(--mint)}
.drop[open] summary::after{transform:rotate(-135deg) translate(-2px,-1px)}

.dropbody{
  display:flex;
  flex-direction:column;
  gap:2px;
  padding:6px;
  border:1px solid var(--line);
  border-radius:var(--r);
  background:var(--ink-deep);
  box-shadow:var(--shadow);
}
.dropbody a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 12px;
  border-radius:var(--r);
  color:var(--sand-soft);
  font-size:16px;
}
.dropbody a:hover{background:rgba(92,198,176,.16);color:var(--mint)}

main{
  max-width:1180px;
  margin:0 auto;
  padding:38px 22px 72px;
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:22px;
}
main > *{min-width:0}

.rail{
  align-self:start;
  min-width:0;
  max-width:100%;
  padding:16px 14px;
  border:1px solid var(--line);
  border-radius:var(--r);
  background:rgba(255,255,255,.03);
  box-shadow:var(--shadow);
}
.rail-title{
  margin:0;
  font-size:16px;
  font-weight:500;
  letter-spacing:.16em;
  color:var(--mint);
}
.rail .subtitle{
  margin:2px 0 12px;
  font-size:16px;
  color:rgba(212,196,168,.6);
}
.rail ol{
  list-style:none;
  display:flex;
  gap:2px;
  min-width:0;
  max-width:100%;
  margin:0;
  padding:0 0 2px;
  overflow-x:auto;
  scrollbar-width:thin;
  -webkit-overflow-scrolling:touch;
}
.rail a{
  display:flex;
  align-items:center;
  gap:9px;
  min-height:40px;
  padding:0 8px;
  border-radius:var(--r);
  color:var(--sand-soft);
  font-size:16px;
  white-space:nowrap;
}
.rail a:hover{background:rgba(92,198,176,.14);color:var(--mint)}
.rail .num{
  font-size:16px;
  color:rgba(92,198,176,.75);
  font-variant-numeric:tabular-nums;
}

article{min-width:0;max-width:100%;overflow-wrap:break-word}

.hero{
  position:relative;
  overflow:hidden;
  min-height:56vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  padding:48px 16px 60px;
  border-bottom:1px solid var(--line);
  scroll-margin-top:76px;
}

.ghost{
  position:absolute;
  top:50%;
  left:0;
  right:0;
  transform:translateY(-52%);
  font-size:clamp(38px,11vw,110px);
  font-weight:700;
  line-height:1;
  letter-spacing:.06em;
  text-align:center;
  white-space:nowrap;
  color:transparent;
  -webkit-text-stroke:1px rgba(212,196,168,.18);
  pointer-events:none;
  -webkit-user-select:none;
  user-select:none;
}

.hero h1{
  position:relative;
  margin:0;
  max-width:min(22ch,100%);
  font-size:clamp(28px,8vw,50px);
  line-height:1.22;
  font-weight:500;
  letter-spacing:.02em;
  color:var(--sand-soft);
  text-wrap:balance;
  overflow-wrap:break-word;
}
.hero h1::after{
  content:"";
  display:block;
  width:44px;
  height:4px;
  margin:20px auto 0;
  border-radius:2px;
  background:linear-gradient(90deg,var(--mint),var(--clay));
}

article > section{
  padding:36px 0;
  border-bottom:1px solid var(--line-soft);
  scroll-margin-top:76px;
  min-width:0;
}
article > section:last-of-type{border-bottom:0;padding-bottom:8px}

article h2{
  margin:0 0 12px;
  font-size:clamp(22px,3.4vw,29px);
  line-height:1.32;
  font-weight:500;
  color:var(--sand);
  letter-spacing:.01em;
  overflow-wrap:break-word;
}
article h2 + p{margin-top:0}
article h3{
  margin:26px 0 8px;
  font-size:19px;
  font-weight:500;
  color:var(--sand-soft);
}
article h4{
  margin:20px 0 6px;
  font-size:17px;
  font-weight:500;
  color:var(--mint);
}

article p{margin:0 0 14px}
article a{
  color:var(--mint);
  text-decoration:underline;
  text-decoration-thickness:1px;
  text-underline-offset:3px;
  text-decoration-color:rgba(92,198,176,.45);
}
article a:hover{color:var(--sand-soft);text-decoration-color:var(--sand)}

article ul,
article ol{margin:0 0 16px;padding-left:22px}
article li{margin:0 0 7px}
article li::marker{color:var(--mint)}

article strong{color:var(--sand);font-weight:500}

article blockquote{
  margin:18px 0;
  padding:4px 0 4px 16px;
  border-left:3px solid var(--clay);
  color:rgba(236,226,207,.82);
}
article blockquote p:last-child{margin-bottom:0}

article hr{
  height:1px;
  margin:26px 0;
  border:0;
  background:var(--line);
}

article img{
  display:block;
  max-width:100%;
  height:auto;
  margin:16px 0;
  border-radius:var(--r);
  box-shadow:var(--shadow);
}
article figure{margin:18px 0;max-width:100%}
article figcaption{
  margin-top:8px;
  font-size:16px;
  color:rgba(212,196,168,.6);
}

article table{
  display:block;
  width:100%;
  max-width:100%;
  overflow-x:auto;
  margin:18px 0;
  border-collapse:collapse;
  font-size:16px;
  -webkit-overflow-scrolling:touch;
}
article th,
article td{
  padding:10px 12px;
  border-bottom:1px solid var(--line-soft);
  text-align:left;
  vertical-align:top;
}
article th{color:var(--mint);font-weight:500;white-space:nowrap}

article code{
  padding:1px 5px;
  border-radius:3px;
  background:rgba(255,255,255,.08);
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:15px;
  color:var(--sand);
  overflow-wrap:anywhere;
}
article pre{
  overflow-x:auto;
  max-width:100%;
  margin:16px 0;
  padding:14px;
  border-radius:var(--r);
  background:rgba(0,0,0,.36);
  -webkit-overflow-scrolling:touch;
}
article pre code{background:none;padding:0}

.foot{
  margin-top:24px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(92,198,176,.09),rgba(0,0,0,.3));
}

.foot-wrap{
  max-width:1180px;
  margin:0 auto;
  padding:40px 22px 10px;
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:28px;
}
.foot-wrap > *{min-width:0}

.foot-mark{
  margin:0;
  max-width:100%;
  font-size:clamp(34px,7.4vw,74px);
  font-weight:700;
  line-height:1.06;
  letter-spacing:.03em;
  overflow-wrap:anywhere;
  background:linear-gradient(120deg,var(--mint),var(--sand));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.foot-brand address{
  margin-top:14px;
  font-style:normal;
  font-size:16px;
  letter-spacing:.07em;
  color:rgba(236,226,207,.72);
  overflow-wrap:anywhere;
}

.foot-cols{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
.foot-cols > *{min-width:0}

.foot-nav dl{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:0 12px;
  margin:0;
}
.foot-nav dt a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  max-width:100%;
  color:var(--sand-soft);
  font-size:16px;
}
.foot-nav dt a:hover{color:var(--mint);text-decoration:underline;text-underline-offset:3px}
.foot-nav dd{
  margin:0;
  font-size:16px;
  color:rgba(212,196,168,.4);
  font-variant-numeric:tabular-nums;
}

.foot-links{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:4px 18px;
  margin:0;
  padding:0;
  min-width:0;
  align-content:start;
}
.foot-links a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  color:rgba(236,226,207,.78);
  font-size:16px;
}
.foot-links a:hover{color:var(--mint)}

.foot-base{
  max-width:1180px;
  margin:0 auto;
  padding:14px 22px 26px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:8px 18px;
  border-top:1px solid var(--line-soft);
  font-size:16px;
  color:rgba(212,196,168,.58);
}
.foot-base > *{min-width:0;overflow-wrap:anywhere}
.foot-base a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  color:var(--sand);
}

.js [data-rise]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .62s ease-out,transform .62s ease-out;
  will-change:opacity,transform;
}
.js [data-rise].seen{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js [data-rise]{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

@media (max-width:520px){
  .find{width:100%;margin-left:0}
  .find input{width:100%;flex:1 1 auto}
  .hero{min-height:50vh;padding:38px 8px 48px}
  .ghost{font-size:clamp(30px,10vw,64px);letter-spacing:.04em}
  main{padding:26px 18px 60px;gap:18px}
  .masthead{padding:14px 18px 0}
  .primary{margin:0 -18px;padding:3px 18px;gap:0}
  .primary > a,.drop summary{padding:0 10px}
  .foot-wrap{padding:32px 18px 8px;gap:24px}
  .foot-base{padding:14px 18px 26px}
  .foot-cols{grid-template-columns:minmax(0,1fr)}
  .foot-mark{font-size:clamp(28px,9vw,44px)}
}

@media (min-width:620px){
  .foot-cols{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px}
  .foot-wrap{grid-template-columns:minmax(0,1fr);gap:32px}
}

@media (min-width:820px){
  .dropbody{
    position:absolute;
    top:calc(100% + 5px);
    left:0;
    min-width:196px;
    z-index:30;
  }
  .foot-wrap{grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:40px}
}

@media (min-width:900px){
  main{
    grid-template-columns:252px minmax(0,1fr);
    gap:36px;
    padding-top:44px;
  }
  .rail{position:sticky;top:60px;z-index:5}
  .rail ol{flex-direction:column;overflow-x:visible}
  .rail .subtitle{margin-bottom:14px}
  .hero{min-height:64vh}
}

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