:root{
  --ink:#0E0B1F;
  --gold:#F2C14E;
  --cyan:#4ADEDE;
  --fg:#ECE8F7;
  --dim:#9C94BC;
  --line:rgba(242,193,78,.22);
  --soft:rgba(255,255,255,.05);
  --rail:224px;
  --fd:'Poiret One','Didact Gothic',system-ui,sans-serif;
  --fb:'Didact Gothic',system-ui,-apple-system,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
}

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

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

body{
  margin:0;
  padding-left:var(--rail);
  background:var(--ink);
  color:var(--fg);
  font-family:var(--fb);
  font-size:17px;
  line-height:1.72;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(58vw 58vw at 88% -12%,rgba(74,222,222,.16),transparent 62%),
    radial-gradient(52vw 52vw at 2% 104%,rgba(242,193,78,.14),transparent 60%);
}

main,.rail,.foot{position:relative;z-index:1}

a{color:var(--cyan)}

::selection{background:rgba(242,193,78,.35);color:#fff}

/* ---------- 左侧竖排导航 ---------- */
.rail{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--rail);
  display:flex;
  flex-direction:column;
  gap:16px;
  padding:22px 18px 26px;
  border-right:1px solid var(--line);
  background:linear-gradient(180deg,rgba(14,11,31,.92),rgba(14,11,31,.99));
  z-index:30;
}

.mark{
  flex:none;
  width:46px;
  height:46px;
  display:grid;
  place-items:center;
  border:1px solid var(--gold);
  border-radius:14px;
  color:var(--gold);
  font-family:var(--fd);
  font-size:24px;
  line-height:1;
  text-decoration:none;
  letter-spacing:.06em;
  background:linear-gradient(140deg,rgba(242,193,78,.16),transparent);
  transition:transform .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.mark:hover{
  transform:rotate(-8deg) scale(1.06);
  border-color:var(--cyan);
  box-shadow:0 0 24px rgba(74,222,222,.35);
}

.rail-d{flex:1;min-width:0;display:flex;flex-direction:column}

.rail-sum{
  list-style:none;
  display:flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:4px 2px;
  cursor:pointer;
  color:var(--dim);
  font-size:14px;
  letter-spacing:.24em;
}
.rail-sum::-webkit-details-marker{display:none}

.bars{
  width:16px;
  height:9px;
  border-top:1px solid var(--gold);
  border-bottom:1px solid var(--gold);
}

.rail-menu{
  list-style:none;
  margin:6px 0 0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:2px;
}

.rail-menu li{display:block;min-width:0}

.rail-link{
  display:flex;
  align-items:center;
  gap:9px;
  min-height:44px;
  padding:6px 8px;
  border-radius:10px;
  color:var(--fg);
  font-size:15px;
  line-height:1.35;
  text-decoration:none;
  transition:color .3s ease,background .3s ease,transform .3s ease;
}
.rail-link:hover,.rail-link:focus-visible{
  color:var(--cyan);
  background:rgba(74,222,222,.1);
  transform:translateX(5px);
}

.dot{
  flex:none;
  width:6px;
  height:6px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--gold),var(--cyan));
}

.rail-contact{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:0 10px;
  margin-top:auto;
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--gold);
  font-size:14px;
  letter-spacing:.14em;
  text-decoration:none;
  transition:border-color .3s ease,color .3s ease,background .3s ease;
}
.rail-contact:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(74,222,222,.08)}

/* ---------- 文字 Hero ---------- */
.hero{
  min-height:45vh;
  display:flex;
  align-items:flex-end;
  justify-content:flex-end;
  padding:clamp(26px,5vw,56px) clamp(20px,5vw,72px) clamp(22px,3.4vw,44px);
}

.hero-in{
  width:100%;
  max-width:920px;
  text-align:right;
  will-change:transform;
}

.badge{
  display:inline-block;
  margin:0 0 18px;
  padding:6px 16px;
  border:1px solid rgba(242,193,78,.5);
  border-radius:999px;
  color:var(--gold);
  font-size:13px;
  letter-spacing:.28em;
  background:rgba(242,193,78,.08);
  animation:float 7s ease-in-out infinite;
}

.kin{
  margin:0;
  font-family:var(--fd);
  font-weight:400;
  font-size:clamp(2.05rem,7vw,5rem);
  line-height:1.08;
  letter-spacing:.02em;
  background:linear-gradient(100deg,var(--gold) 8%,#ffffff 42%,var(--cyan) 68%,var(--gold) 96%);
  background-size:230% 100%;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  -webkit-text-fill-color:transparent;
  animation:sheen 11s linear infinite;
}

.kin span{
  display:inline-block;
  opacity:0;
  transform:translateY(.42em) rotate(4deg);
  animation:pop .68s cubic-bezier(.2,.8,.25,1) forwards;
  animation-delay:calc(var(--i) * 42ms + 120ms);
}

.kin::after{
  content:"";
  display:inline-block;
  width:.07em;
  height:.86em;
  margin-left:.1em;
  vertical-align:-.06em;
  background:var(--cyan);
  animation:blink 1.1s steps(1) infinite;
}

.lede{
  margin:18px 0 0 auto;
  max-width:46ch;
  color:var(--dim);
  font-size:16px;
  line-height:1.8;
}

@keyframes pop{to{opacity:1;transform:none}}
@keyframes sheen{to{background-position:230% 0}}
@keyframes blink{50%{opacity:0}}
@keyframes float{50%{transform:translateY(-7px)}}
@keyframes rise{
  from{opacity:0;transform:translateY(26px)}
  to{opacity:1;transform:none}
}

/* ---------- 版心：aside 在左 ---------- */
.wrap{
  display:grid;
  grid-template-columns:236px minmax(0,1fr);
  gap:clamp(22px,3.4vw,52px);
  max-width:1180px;
  margin:0 auto;
  padding:0 clamp(20px,5vw,72px) 84px;
}

.side{
  align-self:start;
  position:sticky;
  top:26px;
  padding:16px 14px;
  border-left:2px solid rgba(242,193,78,.4);
  background:linear-gradient(90deg,rgba(242,193,78,.06),transparent);
}

.side-h{
  margin:0 0 8px;
  font-size:13px;
  font-weight:400;
  letter-spacing:.3em;
  color:var(--gold);
}

hr{
  border:0;
  height:1px;
  margin:0 0 14px;
  background:linear-gradient(90deg,var(--gold),var(--cyan),transparent);
  opacity:.65;
}

.side-list{
  list-style:none;
  margin:0;
  padding:0;
}

.side-link{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:40px;
  padding:4px 2px;
  color:var(--dim);
  font-size:14.5px;
  text-decoration:none;
  transition:color .25s ease,transform .25s ease;
}
.side-link:hover{color:var(--cyan);transform:translateX(4px)}

.top{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  margin-top:14px;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--gold);
  font-size:13px;
  text-decoration:none;
  transition:color .25s ease,border-color .25s ease;
}
.top:hover{color:var(--cyan);border-color:var(--cyan)}

/* ---------- 正文 ---------- */
.body{min-width:0}

.prose{
  max-width:70ch;
  font-size:17.5px;
}

.prose article{
  position:relative;
  margin:0 0 26px;
  padding:clamp(20px,2.8vw,34px);
  border:1px solid var(--soft);
  border-radius:18px;
  background:rgba(255,255,255,.028);
  scroll-margin-top:26px;
  opacity:0;
  transform:translateY(24px);
}
.prose article.in{animation:rise .72s cubic-bezier(.2,.8,.25,1) forwards}

.prose article::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:3px;
  border-radius:0 0 18px 18px;
  background:linear-gradient(90deg,var(--gold),var(--cyan));
  transform:scaleX(.28);
  transform-origin:left;
  transition:transform .55s cubic-bezier(.2,.8,.25,1);
}
.prose article:hover::after{transform:scaleX(1)}

.prose h2{
  margin:0 0 10px;
  font-family:var(--fd);
  font-weight:400;
  font-size:clamp(1.45rem,2.9vw,2.05rem);
  line-height:1.28;
  letter-spacing:.01em;
  background:linear-gradient(96deg,var(--gold),var(--cyan));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  -webkit-text-fill-color:transparent;
}

.prose h3{
  margin:24px 0 8px;
  font-size:1.15rem;
  font-weight:400;
  color:var(--gold);
  letter-spacing:.04em;
}

.prose h2 + hr{margin:0 0 18px}

.prose p{
  margin:0 0 16px;
  line-height:1.85;
  color:#DCD8EC;
}

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

.prose a{
  color:var(--cyan);
  text-decoration:none;
  border-bottom:1px solid rgba(74,222,222,.45);
  transition:color .25s ease,border-color .25s ease;
}
.prose a:hover{color:var(--gold);border-color:var(--gold)}

.prose ul,.prose ol{
  margin:0 0 16px;
  padding-left:1.25em;
  color:#DCD8EC;
}
.prose li{margin:0 0 8px;line-height:1.75}

.prose strong{color:#fff;font-weight:400;border-bottom:1px solid rgba(242,193,78,.5)}

.prose blockquote{
  margin:18px 0;
  padding:12px 18px;
  border-left:2px solid var(--cyan);
  color:var(--dim);
  background:rgba(74,222,222,.05);
}

.prose img{max-width:100%;height:auto;border-radius:14px}

/* ---------- 页脚 ---------- */
.foot{
  border-top:1px solid var(--line);
  padding:clamp(30px,5vw,62px) clamp(20px,5vw,72px) 26px;
  background:linear-gradient(180deg,transparent,rgba(74,222,222,.055));
}

.foot-cols{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:26px;
  max-width:1180px;
  margin:0 auto;
}

.foot dl{margin:0}

.foot dt{
  margin:0 0 10px;
  font-size:12.5px;
  letter-spacing:.26em;
  color:var(--gold);
}

.foot dd{
  margin:0;
  font-size:14.5px;
  color:var(--dim);
  line-height:1.6;
}

.foot dd a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  color:var(--dim);
  text-decoration:none;
  transition:color .25s ease,transform .25s ease;
}
.foot dd a:hover{color:var(--cyan);transform:translateX(3px)}

.foot-desc{max-width:30ch}

.foot-mark{
  margin:0;
  font-family:var(--fd);
  font-size:clamp(1.5rem,3.4vw,2.5rem);
  line-height:1.1;
  letter-spacing:.04em;
  text-align:right;
  background:linear-gradient(120deg,var(--gold),var(--cyan));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  -webkit-text-fill-color:transparent;
}

.foot-bar{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  max-width:1180px;
  margin:28px auto 0;
  padding-top:16px;
  border-top:1px solid rgba(255,255,255,.07);
  font-size:13.5px;
  color:var(--dim);
}
.foot-bar p{margin:0}
.foot-bar a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  color:var(--dim);
  text-decoration:none;
}
.foot-bar a:hover{color:var(--cyan)}

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

/* ---------- 移动端 ---------- */
@media (max-width:900px){
  body{padding-left:0;padding-top:60px}

  .rail{
    inset:0 0 auto 0;
    width:auto;
    flex-direction:row;
    align-items:center;
    gap:10px;
    padding:8px 12px;
    border-right:0;
    border-bottom:1px solid var(--line);
  }
  .mark{width:42px;height:42px;font-size:20px;border-radius:12px}
  .rail-d{flex:1;min-width:0;display:block}
  .rail-sum{display:none}
  .rail-menu{
    flex-direction:row;
    gap:6px;
    margin:0;
    padding:0 0 2px;
    overflow-x:auto;
    scrollbar-width:none;
  }
  .rail-menu::-webkit-scrollbar{display:none}
  .rail-link{
    min-height:42px;
    padding:0 12px;
    border-radius:10px;
    background:rgba(255,255,255,.055);
    font-size:14.5px;
    white-space:nowrap;
  }
  .rail-link:hover{transform:none}
  .rail-contact{margin-top:0;flex:none;min-height:42px;letter-spacing:.06em}

  .hero{min-height:0;padding:24px 16px 20px;justify-content:flex-end}
  .kin{font-size:clamp(1.95rem,7.6vw,3rem)}
  .lede{font-size:15.5px}

  .wrap{
    grid-template-columns:minmax(0,1fr);
    gap:22px;
    padding:0 16px 56px;
  }
  .side{position:static;padding:12px 12px 12px 14px}
  .side-list{display:flex;flex-wrap:wrap;gap:4px 10px}
  .side-link{min-height:40px;font-size:14px}
  .prose{font-size:17px}
  .prose article{padding:18px 16px;border-radius:16px;scroll-margin-top:74px}

  .foot-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .foot-mark{grid-column:1 / -1;text-align:left;margin-top:6px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .kin span{opacity:1;transform:none}
  .prose article{opacity:1;transform:none}
}
</｜DSML｜ parameter>
</｜DSML｜ invoke>
</｜DSML｜ calls>

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