:root{
  --lime:#80ff00;
  --neon:#00ff00;
  --ink:#1f2617;
  --ink-deep:#12160e;
  --paper:#f2ffde;
  --line:rgba(128,255,0,.28);
  --glass:rgba(24,31,18,.58);
  --rad:10px;
}
*{box-sizing:border-box}
html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
  overflow-x:clip;
}
body{
  margin:0;
  overflow-x:clip;
  max-width:100%;
  background:var(--ink);
  color:#dcefc6;
  font-family:"Plus Jakarta Sans","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.65;
  letter-spacing:.01em;
  background-image:
    radial-gradient(rgba(128,255,0,.14) 1px,transparent 1px),
    radial-gradient(rgba(0,255,0,.09) 1px,transparent 1px);
  background-size:22px 22px,66px 66px;
  background-position:0 0,11px 11px;
}
img{max-width:100%;height:auto}
a{color:var(--neon)}
button,input{font:inherit}
dl-group{display:block}

.skip{
  position:absolute;left:10px;top:-60px;z-index:120;
  background:var(--neon);color:var(--ink);font-weight:800;
  padding:10px 16px;border-radius:var(--rad);text-decoration:none;
}
.skip:focus{top:10px}

/* 顶部 */
.masthead{
  position:sticky;top:0;z-index:80;
  max-width:100%;
  background:rgba(18,22,14,.9);
  backdrop-filter:blur(12px) saturate(140%);
  -webkit-backdrop-filter:blur(12px) saturate(140%);
  border-bottom:2px solid var(--lime);
}
.bar{
  display:flex;align-items:center;gap:10px;
  padding:8px 14px;max-width:1180px;margin:0 auto;
  min-width:0;
}
.brand{
  display:inline-flex;align-items:center;gap:8px;
  min-height:44px;padding:4px 12px 4px 8px;max-width:56vw;min-width:0;
  border:2px solid var(--lime);border-radius:var(--rad);
  background:rgba(128,255,0,.1);
  color:var(--lime);text-decoration:none;font-weight:800;
  transform:rotate(-1.4deg);
}
.brand-i{width:34px;height:34px;border-radius:6px;object-fit:cover;flex:0 0 auto}
.brand-dot{width:14px;height:14px;border-radius:50%;background:var(--neon);flex:0 0 auto;box-shadow:0 0 0 3px rgba(0,255,0,.22)}
.brand-t{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:17px}

.drop{position:relative;flex:0 0 auto}
.drop>summary{
  list-style:none;display:inline-flex;align-items:center;gap:6px;
  min-height:44px;padding:0 14px;cursor:pointer;
  border:2px dashed var(--neon);border-radius:999px;
  color:var(--neon);font-weight:700;font-size:16px;letter-spacing:.06em;
  background:transparent;
}
.drop>summary::-webkit-details-marker{display:none}
.drop-ico{font-size:15px;transform:translateY(-1px);line-height:1}
.drop[open]>summary{background:rgba(0,255,0,.16)}
.drop-panel{
  position:absolute;left:0;top:calc(100% + 10px);z-index:90;
  width:min(78vw,320px);padding:14px;
  background:rgba(26,33,20,.96);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border:2px solid var(--lime);border-radius:var(--rad);
  box-shadow:7px 7px 0 rgba(0,255,0,.3);
  transform:rotate(-.7deg);
}
.drop-panel dl{margin:0 0 10px}
.drop-panel dl:last-child{margin-bottom:0}
.drop-panel dt{font-size:15px;letter-spacing:.2em;color:var(--neon);font-weight:700}
.drop-panel dd{margin:0}
.drop-panel a{
  display:flex;align-items:center;min-height:40px;
  padding:4px 6px;color:#e2ffc4;text-decoration:none;font-size:16px;
  border-bottom:1px dashed rgba(128,255,0,.25);
}
.drop-panel a:hover{background:rgba(128,255,0,.16);color:#fff}

.find{display:flex;gap:6px;margin-left:auto;align-items:center;min-width:0}
.find-in{
  min-height:44px;width:clamp(112px,24vw,210px);min-width:0;
  padding:0 14px;border-radius:999px;
  border:2px solid rgba(128,255,0,.55);
  background:rgba(0,0,0,.35);color:var(--paper);
  font-size:16px;
}
.find-in::placeholder{color:#9dbb7d}
.find-in:focus{outline:2px solid var(--neon);outline-offset:2px}
.find-btn{
  min-height:44px;min-width:44px;padding:0 12px;flex:0 0 auto;
  border-radius:999px;border:2px solid var(--neon);
  background:var(--lime);color:var(--ink);font-weight:800;cursor:pointer;
}

/* 跑马灯 */
.ticker{
  overflow:hidden;border-bottom:1px solid rgba(0,255,0,.4);
  background:repeating-linear-gradient(45deg,rgba(0,255,0,.08) 0 7px,transparent 7px 14px);
}
.tick{
  display:flex;align-items:center;gap:22px;white-space:nowrap;
  width:max-content;
  padding:5px 0;font-size:15px;letter-spacing:.16em;
  color:var(--neon);text-transform:uppercase;
}
.tick i{font-style:normal;color:rgba(128,255,0,.75)}
@media (prefers-reduced-motion:no-preference){
  .tick{animation:slide 28s linear infinite}
  .tail .tick{animation-duration:40s;animation-direction:reverse}
}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* 版面 */
.stage{
  display:grid;grid-template-columns:224px minmax(0,1fr);
  gap:26px;align-items:start;
  max-width:1180px;margin:0 auto;padding:24px 16px 64px;
}
.sheet{min-width:0;max-width:100%}

/* 侧栏 */
.rail{
  position:sticky;top:118px;min-width:0;
  padding:12px;border:2px solid rgba(128,255,0,.38);border-radius:var(--rad);
  background:rgba(128,255,0,.06);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  transform:rotate(-.5deg);
}
.rail-h{
  margin:0 0 8px;font-size:16px;letter-spacing:.14em;font-weight:700;color:#eaffcf;
}
.rail-h span{
  display:inline-block;padding:2px 9px;border-radius:4px;
  background:var(--lime);color:var(--ink);transform:rotate(-1.2deg);
}
.rail-nav ol{list-style:none;margin:0 0 14px;padding:0;display:grid;gap:6px;min-width:0}
.rail-nav a{
  display:flex;align-items:center;gap:8px;min-height:40px;
  padding:5px 8px;border-radius:6px;
  color:#dfffb8;text-decoration:none;font-size:16px;
  border-bottom:1px dashed rgba(128,255,0,.26);
}
.rail-nav a b{color:var(--neon);font-size:15px;letter-spacing:.08em}
.rail-nav a:hover{background:rgba(128,255,0,.18);color:#fff}
.rail-up{
  display:flex;align-items:center;justify-content:center;
  min-height:44px;border:2px solid rgba(0,255,0,.55);border-radius:999px;
  color:var(--neon);text-decoration:none;font-weight:700;
}
.rail-up:hover{background:rgba(0,255,0,.16)}

/* 头图区 */
.lead{
  position:relative;min-height:70vh;overflow:hidden;
  display:flex;flex-direction:column;justify-content:center;gap:14px;
  padding:44px 0 36px;
}
.lead-num{
  position:absolute;right:-14px;top:-6px;z-index:0;
  font-size:clamp(140px,32vw,300px);font-weight:800;line-height:.8;
  color:transparent;-webkit-text-stroke:2px rgba(0,255,0,.26);
  letter-spacing:-.05em;pointer-events:none;
}
.lead-kick{
  position:relative;z-index:2;align-self:flex-start;margin:0;
  padding:3px 12px;border-radius:4px;
  background:var(--neon);color:var(--ink);
  font-weight:800;font-size:16px;letter-spacing:.09em;
  transform:rotate(-2deg);
  box-shadow:3px 3px 0 rgba(0,0,0,.4);
}
.lead h1{
  position:relative;z-index:2;margin:0;
  font-size:clamp(34px,8vw,84px);line-height:1.04;letter-spacing:-.03em;
  color:var(--paper);
  text-shadow:3px 3px 0 rgba(0,0,0,.55);
}
.lead-dek{
  position:relative;z-index:2;margin:0;max-width:44ch;
  font-size:18px;line-height:1.6;color:#c9e8a6;
}
.stickers{position:absolute;inset:0;z-index:1;pointer-events:none}
.st{
  position:absolute;display:grid;place-items:center;
  width:56px;height:56px;border-radius:50%;
  background:var(--lime);color:var(--ink);
  font-size:22px;font-weight:800;
  box-shadow:0 6px 0 rgba(0,0,0,.4);
  transform:rotate(var(--r,0deg));
}
.st:nth-child(even){mix-blend-mode:screen;background:#c7ff70}
.s1{--r:11deg;top:9%;right:5%}
.s2{--r:-13deg;top:58%;right:2%;width:46px;height:46px;font-size:17px;background:#fff}
.s3{--r:7deg;top:34%;right:26%;width:44px;height:44px;font-size:16px}
.s4{--r:-7deg;top:10%;right:40%;width:38px;height:38px;font-size:15px}
@media (prefers-reduced-motion:no-preference){
  .st{animation:jit 5.5s ease-in-out infinite}
  .s2{animation-delay:.6s}
  .s3{animation-delay:1.3s}
  .s4{animation-delay:1.9s}
}
@keyframes jit{
  0%,100%{transform:rotate(var(--r,0deg)) translateY(0)}
  50%{transform:rotate(calc(var(--r,0deg) + 4deg)) translateY(-7px)}
}

/* 正文 */
.prose{
  position:relative;z-index:2;max-width:72ch;min-width:0;
  overflow-wrap:break-word;word-break:break-word;
}
.prose article{
  scroll-margin-top:126px;min-width:0;
  margin:0 0 20px;padding:24px 20px;
  background:var(--glass);
  backdrop-filter:blur(7px) saturate(130%);
  -webkit-backdrop-filter:blur(7px) saturate(130%);
  border:1px solid rgba(128,255,0,.22);
  border-radius:var(--rad);
  transform:rotate(-.2deg);
}
.prose article:nth-child(even){transform:rotate(.3deg)}
.prose h2{
  margin:0 0 14px;font-size:clamp(25px,4.4vw,38px);line-height:1.18;
  letter-spacing:-.01em;color:var(--lime);overflow-wrap:break-word;
}
.prose h2 span,.prose h3 span{display:inline-block;background:linear-gradient(transparent 60%,rgba(0,255,0,.4) 60%)}
.prose h3{margin:1.4em 0 .6em;font-size:21px;line-height:1.3;color:#e9ffc9}
.prose p{margin:0 0 1em;color:#dcefc6}
.prose ul,.prose ol{margin:0 0 1em;padding-left:1.3em}
.prose li{margin:.3em 0}
.prose a{color:var(--neon);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{background:rgba(0,255,0,.16)}
.prose strong{color:#f4ffdf}
.prose img,.prose iframe,.prose video{max-width:100%;height:auto}
.prose img{border-radius:var(--rad);border:2px solid rgba(128,255,0,.4);margin:.4em 0}
.prose figure{margin:0 0 1.2em;max-width:100%}
.prose figcaption{font-size:16px;color:#a9c886;margin-top:6px}
.prose blockquote{
  margin:0 0 1.2em;padding:12px 16px;
  border-left:4px solid var(--lime);border-radius:0 var(--rad) var(--rad) 0;
  background:rgba(128,255,0,.09);color:#e6ffcb;
}
.prose blockquote p:last-child{margin-bottom:0}
.prose hr{border:0;border-top:2px dotted rgba(128,255,0,.4);margin:1.6em 0}
.prose table{
  display:block;width:100%;max-width:100%;overflow-x:auto;
  border-collapse:collapse;margin:0 0 1.2em;font-size:16px;
}
.prose th,.prose td{border:1px solid rgba(128,255,0,.3);padding:8px 10px;text-align:left}
.prose th{background:rgba(128,255,0,.12);color:#f0ffd9}
.prose pre{
  display:block;max-width:100%;overflow-x:auto;
  margin:0 0 1.2em;padding:12px 14px;
  background:rgba(0,0,0,.42);border:1px solid rgba(128,255,0,.3);
  border-radius:var(--rad);line-height:1.55;
}
.prose code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  background:rgba(0,255,0,.14);padding:1px 5px;border-radius:4px;font-size:.94em;
}
.prose pre code{background:none;padding:0;font-size:.92em}
html.rv .prose article{opacity:0;transform:translateY(16px)}
html.rv .prose article.on{
  opacity:1;transform:none;
  transition:opacity .55s ease,transform .55s cubic-bezier(.2,.9,.2,1);
}
.prose article.hit{outline:2px solid var(--neon);outline-offset:4px}

.tail{
  margin-top:26px;border-top:2px solid var(--line);border-bottom:2px solid var(--line);
  overflow:hidden;
}
.tail .tick{color:var(--lime);opacity:.75;font-size:15px}

/* 页脚 */
.foot{
  margin-top:34px;padding:18px 16px 26px;
  border-top:2px solid var(--lime);
  background:rgba(0,255,0,.05);
}
.foot-nav{display:flex;flex-wrap:wrap;gap:18px 34px;justify-content:center;max-width:1180px;margin:0 auto}
.foot-nav dl{margin:0;min-width:96px}
.foot-nav dt{font-size:15px;letter-spacing:.2em;color:var(--neon);font-weight:700}
.foot-nav dd{margin:0}
.foot-nav a{
  display:inline-flex;align-items:center;min-height:40px;
  color:#d7f2b4;text-decoration:none;font-size:16px;
  border-bottom:1px solid rgba(128,255,0,.3);
}
.foot-nav a:hover{color:#fff;background:rgba(128,255,0,.16)}
.foot-base{margin:16px 0 0;text-align:center;font-size:16px;color:#a9c48c}

/* 窄屏 */
@media (max-width:860px){
  body{font-size:16px}
  .stage{grid-template-columns:minmax(0,1fr);gap:16px;padding:16px 12px 44px}
  .rail{position:static;order:2;transform:none}
  .rail-nav ol{
    display:flex;gap:6px;overflow-x:auto;margin-bottom:10px;
    padding-bottom:4px;scrollbar-width:thin;
  }
  .rail-nav li{flex:0 0 auto}
  .rail-nav a{white-space:nowrap;border:1px solid rgba(128,255,0,.32);border-radius:999px}
  .lead{min-height:0;padding:26px 0 22px}
  .lead-num{font-size:clamp(104px,38vw,170px);right:-6px;top:0}
  .lead h1{font-size:clamp(30px,9vw,44px)}
  .lead-dek{font-size:17px}
  .st{width:44px;height:44px;font-size:17px}
  .s1{top:4%;right:3%}
  .s2{top:62%;right:1%;width:38px;height:38px;font-size:15px}
  .s3{display:none}
  .s4{top:6%;right:34%;width:32px;height:32px;font-size:14px}
  .prose article{padding:18px 14px;scroll-margin-top:150px}
  .bar{flex-wrap:wrap;gap:8px;padding:8px 10px}
  .brand{max-width:62vw}
  .drop{position:static}
  .drop-panel{
    left:10px;right:10px;width:auto;max-width:calc(100% - 20px);
    top:auto;position:absolute;margin-top:8px;
    transform:rotate(-.7deg);
  }
  .masthead{position:sticky}
  .bar{position:relative}
  .find{order:3;width:100%;margin-left:0;flex-wrap:nowrap}
  .find-in{width:100%;flex:1 1 auto}
  .foot-nav{gap:12px 22px;justify-content:flex-start}
  .foot-nav dl{min-width:88px}
}
@media (max-width:400px){
  .lead-num{font-size:clamp(92px,34vw,140px)}
  .st.s2,.st.s4{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .tick,.st{animation:none}
  html.rv .prose article{opacity:1;transform:none}
}

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