@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@300;400;500;600;700&family=Orbitron:wght@400;500;600;700&display=swap');

:root{
  --ink:#0d0d0d;
  --ink-2:#141020;
  --ink-3:#1b1430;
  --violet:#8000ff;
  --magenta:#ff00ff;
  --paper:#ece9ff;
  --dim:#a89ecb;
  --line:rgba(128,0,255,.3);
  --dock-h:74px;
  --font-d:'Orbitron','Exo 2',"PingFang SC","Microsoft YaHei",sans-serif;
  --font-b:'Exo 2',"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-b);
  font-size:17px;
  line-height:1.78;
  overflow-x:hidden;
  padding-bottom:calc(var(--dock-h) + 40px);
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(62vw 62vw at 10% -12%, rgba(128,0,255,.34), rgba(13,13,13,0) 70%),
    radial-gradient(54vw 54vw at 94% 4%, rgba(255,0,255,.22), rgba(13,13,13,0) 72%),
    linear-gradient(180deg, rgba(13,13,13,0) 55%, rgba(13,13,13,.92) 100%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:5;
  pointer-events:none;
  opacity:.5;
  background:repeating-linear-gradient(180deg, rgba(0,0,0,.45) 0 1px, rgba(0,0,0,0) 1px 3px);
}
img{max-width:100%;height:auto;display:block}
a{color:#ff8dff}
:focus-visible{outline:2px solid var(--magenta);outline-offset:3px}
::selection{background:var(--magenta);color:#0d0d0d}

.shell{position:relative;z-index:2}

/* 首屏 */
.hero{
  position:relative;
  min-height:100vh;
  min-height:100svh;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  align-items:center;
  gap:clamp(20px,4vw,56px);
  padding:clamp(70px,10vh,120px) clamp(18px,5vw,64px) clamp(90px,12vh,130px);
}
.hero__copy{max-width:36ch}
.hero__kick{
  margin:0;
  font-family:var(--mono);
  font-size:1rem;
  letter-spacing:.42em;
  text-transform:uppercase;
  color:var(--magenta);
  text-shadow:0 0 12px rgba(255,0,255,.8);
}
.hero__h1{
  font-family:var(--font-d);
  font-size:clamp(2rem,6vw,3.75rem);
  line-height:1.16;
  letter-spacing:.01em;
  margin:.4em 0 .85em;
  color:#fff;
  text-shadow:0 0 14px rgba(255,0,255,.75), 0 0 42px rgba(128,0,255,.6);
  animation:glitch 6.5s infinite;
}
@keyframes glitch{
  0%,90%,100%{transform:translate3d(0,0,0)}
  91%{transform:translate3d(-4px,2px,0) skewX(-2.4deg)}
  93%{transform:translate3d(4px,-2px,0) skewX(2.4deg)}
  95%{transform:translate3d(-2px,1px,0)}
  97%{transform:translate3d(2px,0,0)}
}
.hero__go{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 30px;
  border-radius:999px;
  font-family:var(--font-d);
  font-size:1rem;
  letter-spacing:.16em;
  color:#fff;
  text-decoration:none;
  background:linear-gradient(100deg,var(--violet),var(--magenta));
  box-shadow:0 0 26px rgba(128,0,255,.6);
}
.hero__go:hover{box-shadow:0 0 34px rgba(255,0,255,.85)}
.hero__art{position:relative;height:min(64vh,520px)}
.hero__fig{
  position:absolute;
  margin:0;
  border-radius:4px;
  overflow:hidden;
  background:var(--ink-2);
  transform:translate3d(0,var(--py,0px),0);
  will-change:transform;
}
.hero__fig--a{width:64%;height:76%;top:0;left:0;box-shadow:0 0 46px rgba(128,0,255,.55)}
.hero__fig--b{width:52%;height:56%;right:0;bottom:0;box-shadow:0 0 46px rgba(255,0,255,.45)}
.hero__fig .shot{width:100%;height:100%;object-fit:cover;filter:saturate(1.12) contrast(1.06)}

/* 正文骨架 */
main{display:block}
.wrap{
  max-width:1180px;
  margin:0 auto;
  padding:10px clamp(18px,5vw,64px) 48px;
  display:grid;
  grid-template-columns:minmax(0,1fr) 258px;
  gap:clamp(20px,3vw,44px);
  align-items:start;
}
.frame{min-width:0}
.rail{
  position:sticky;
  top:24px;
  display:grid;
  gap:14px;
}
.rail__box{
  background:var(--ink-2);
  border-radius:4px;
  padding:16px 14px;
  box-shadow:inset 0 0 0 1px rgba(128,0,255,.1);
}
.rail__h{
  margin:0 0 12px;
  font-family:var(--mono);
  font-size:1rem;
  letter-spacing:.24em;
  color:var(--magenta);
  text-shadow:0 0 10px rgba(255,0,255,.65);
}
.rail__nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.rail__nav li{animation:rise .5s both}
.rail__nav a{
  display:flex;
  align-items:center;
  min-height:40px;
  padding:6px 12px;
  border-radius:999px;
  background:rgba(128,0,255,.12);
  color:var(--paper);
  text-decoration:none;
  font-size:1rem;
  line-height:1.4;
}
.rail__nav a:hover{background:rgba(255,0,255,.2);color:#fff;text-shadow:0 0 10px var(--magenta)}
.rail__box--up{display:grid;justify-items:start;gap:4px}
.rail__up{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:48px;
  height:48px;
  border-radius:999px;
  background:var(--ink-3);
  color:#fff;
  text-decoration:none;
  font-size:1.25rem;
  box-shadow:0 0 18px rgba(128,0,255,.5);
}
.rail__up:hover{background:linear-gradient(120deg,var(--violet),var(--magenta))}

/* 正文排版 */
.prose{font-size:1.0625rem;min-width:0}
.prose > section{
  padding:46px 0;
  border-top:1px solid var(--line);
  scroll-margin-top:24px;
  scroll-margin-bottom:calc(var(--dock-h) + 40px);
}
.prose > section:first-child{border-top:0;padding-top:10px}
.prose h2,.prose h3{font-family:var(--font-d);color:#fff;line-height:1.36;letter-spacing:.01em}
.prose h2{
  font-size:clamp(1.4rem,3.1vw,1.95rem);
  margin:0 0 .75em;
  text-shadow:0 0 16px rgba(128,0,255,.85), 0 0 34px rgba(255,0,255,.35);
}
.prose h3{font-size:clamp(1.15rem,2.2vw,1.35rem);margin:1.6em 0 .6em;color:#f6f2ff}
.prose h2 > span,.prose h3 > span{
  display:inline-block;
  border-left:3px solid var(--magenta);
  padding-left:12px;
}
.prose p{margin:0 0 1.15em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.35em}
.prose li{margin:.35em 0}
.prose li::marker{color:var(--magenta)}
.prose a{color:#ff9bff;text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:#fff;text-shadow:0 0 10px var(--magenta)}
.prose img{border-radius:4px;margin:1.2em 0}
.prose figure{margin:1.4em 0}
.prose blockquote{
  margin:1.4em 0;
  padding:16px 20px;
  background:var(--ink-2);
  border-radius:4px;
  border-left:3px solid var(--violet);
  color:#dfd8ff;
}
.prose blockquote p:last-child{margin:0}
.prose table{width:100%;border-collapse:collapse;margin:1.3em 0;font-size:1rem}
.prose th,.prose td{padding:10px 12px;text-align:left;border-bottom:1px solid rgba(128,0,255,.22)}
.prose th{background:var(--ink-2);color:#fff;font-weight:600}
.prose strong{color:#fff}
.prose code,.prose pre{font-family:var(--mono)}
.prose pre{background:var(--ink-2);border-radius:4px;padding:14px;overflow-x:auto}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* 页脚 */
.foot{
  position:relative;
  border-top:1px solid var(--line);
  margin-top:30px;
  padding:clamp(32px,5vw,64px) clamp(18px,5vw,64px) 26px;
  background:linear-gradient(180deg, rgba(128,0,255,.1), rgba(13,13,13,0) 75%);
}
.foot__main{
  max-width:1180px;
  margin:0 auto;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);
  gap:clamp(20px,4vw,44px);
  align-items:start;
}
.foot__mark{
  display:block;
  font-family:var(--font-d);
  font-size:clamp(2.2rem,8.4vw,4.4rem);
  line-height:1;
  letter-spacing:-.01em;
  color:#fff;
  text-decoration:none;
  text-shadow:0 0 20px rgba(255,0,255,.65), 0 0 64px rgba(128,0,255,.55);
  word-break:break-word;
}
.foot__cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.foot dl{margin:0;background:var(--ink-2);border-radius:4px;padding:14px 12px}
.foot dt{
  font-family:var(--mono);
  font-size:1rem;
  letter-spacing:.22em;
  color:var(--magenta);
  margin-bottom:8px;
}
.foot dd{margin:0}
.foot dd a{
  display:flex;
  align-items:center;
  min-height:40px;
  color:var(--dim);
  text-decoration:none;
  font-size:1rem;
  line-height:1.4;
}
.foot dd a:hover{color:#fff;text-shadow:0 0 10px var(--magenta)}
.foot__base{
  max-width:1180px;
  margin:26px auto 0;
  padding-top:14px;
  border-top:1px solid rgba(128,0,255,.2);
  color:var(--dim);
  font-size:1rem;
}
.foot__base p{margin:0}

/* 底部固定药丸导航 */
.dock{
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  z-index:80;
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px clamp(12px,3vw,26px) calc(10px + env(safe-area-inset-bottom));
  background:rgba(13,13,13,.88);
  backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  box-shadow:0 -10px 32px rgba(128,0,255,.28);
}
.dock__brand{
  flex:0 0 auto;
  font-family:var(--font-d);
  font-size:1rem;
  color:#fff;
  text-decoration:none;
  letter-spacing:.04em;
  text-shadow:0 0 12px var(--magenta);
}
.dock__nav{flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none}
.dock__nav::-webkit-scrollbar{display:none}
.dock__nav ul{list-style:none;display:flex;gap:8px;margin:0;padding:2px}
.dock__nav li{animation:rise .5s both}
.dock__nav a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(128,0,255,.14);
  color:var(--paper);
  text-decoration:none;
  white-space:nowrap;
  font-size:1rem;
  line-height:1.4;
}
.dock__nav a:hover,.dock__nav a:focus-visible{
  border-color:var(--magenta);
  color:#fff;
  box-shadow:0 0 16px rgba(255,0,255,.6);
  text-shadow:0 0 8px var(--magenta);
}
@keyframes rise{
  from{opacity:0;transform:translateY(9px)}
  to{opacity:1;transform:none}
}
.dock__nav li:nth-child(1),.rail__nav li:nth-child(1){animation-delay:.04s}
.dock__nav li:nth-child(2),.rail__nav li:nth-child(2){animation-delay:.1s}
.dock__nav li:nth-child(3),.rail__nav li:nth-child(3){animation-delay:.16s}
.dock__nav li:nth-child(4),.rail__nav li:nth-child(4){animation-delay:.22s}
.dock__nav li:nth-child(5),.rail__nav li:nth-child(5){animation-delay:.28s}
.dock__nav li:nth-child(6),.rail__nav li:nth-child(6){animation-delay:.34s}
.dock__nav li:nth-child(7),.rail__nav li:nth-child(7){animation-delay:.4s}

@media (max-width:960px){
  .wrap{grid-template-columns:minmax(0,1fr)}
  .rail{position:static;top:auto;grid-template-columns:minmax(0,1fr) 140px;align-items:start}
  .hero{grid-template-columns:minmax(0,1fr);padding-top:64px;min-height:92svh}
  .hero__copy{max-width:none;order:1}
  .hero__art{order:2;height:min(45vh,340px)}
  .hero__fig--a{width:58%;height:74%}
  .hero__fig--b{width:52%;height:58%}
  .foot__main{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:720px){
  .rail{grid-template-columns:minmax(0,1fr)}
  .rail__nav ul{flex-direction:row;flex-wrap:wrap}
  .foot__cols{grid-template-columns:minmax(0,1fr)}
  .prose > section{padding:38px 0}
}
@media (max-width:420px){
  .hero__art{height:280px}
  .hero__go{padding:0 24px}
  .dock__brand{max-width:96px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001s !important;
    animation-iteration-count:1 !important;
    transition-duration:.001s !important;
  }
}

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