:root{
  --ink:#000;
  --blue:#3bb1ff;
  --red:#ff5252;
  --paper:#fbf7ee;
  --card:#fff;
  --line:3px solid #000;
  --sh:5px 5px 0 #000;
  --serif:"Noto Serif TC","Songti SC",Georgia,serif;
  --sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.78;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700}
a{color:var(--ink)}
:focus-visible{outline:3px solid var(--red);outline-offset:2px}

/* 顶部：品牌独占一行，菜单独立一行，菜单容器为 aside */
.mast{position:sticky;top:0;z-index:50;background:var(--ink);border-bottom:var(--line)}
.mast-brand{padding:6px 16px}
.brand{
  display:inline-flex;align-items:center;gap:10px;min-height:44px;
  text-decoration:none;color:#fff;font-family:var(--serif);
  font-size:21px;font-weight:700;letter-spacing:.08em;
}
.brand-mark{
  display:grid;place-items:center;width:34px;height:34px;
  background:var(--red);color:var(--ink);border:3px solid #fff;
  font-size:16px;font-weight:700;line-height:1;box-shadow:3px 3px 0 var(--blue);
}
.brand-name{border-bottom:3px solid var(--blue);padding-bottom:2px}
.mast-nav{background:var(--blue);border-top:var(--line);padding:8px 14px}
.mast-nav ul{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.mast-nav a{
  display:inline-flex;align-items:center;gap:7px;min-height:40px;
  padding:6px 13px;background:#fff;border:3px solid #000;
  box-shadow:3px 3px 0 #000;text-decoration:none;font-weight:700;font-size:16px;
  transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
}
.ico{display:block;width:10px;height:10px;background:var(--red);border:2px solid #000}
.mast-nav a:hover,.mast-nav a:focus-visible{
  background:var(--red);transform:translate(-2px,-2px);box-shadow:5px 5px 0 #000;
}

/* 顶部大图区：紧凑高度，底部斜切 */
.hero{
  position:relative;display:grid;place-items:center;overflow:hidden;
  min-height:45vh;padding:34px 18px 52px;text-align:center;
  background:var(--blue);border-bottom:3px solid #000;
  clip-path:polygon(0 0,100% 0,100% 85%,0 100%);
}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}
.hero-in{position:relative;z-index:1;max-width:820px;animation:rise .55s ease-out both}
.hero h1{
  margin:0 0 12px;font-size:clamp(30px,6vw,56px);line-height:1.16;
  letter-spacing:.02em;color:#fff;text-shadow:4px 4px 0 #000;
}
.hero-desc{
  display:inline-block;margin:0;padding:8px 14px;background:#fff;
  border:3px solid #000;box-shadow:4px 4px 0 #000;font-size:16px;line-height:1.6;
}

/* 正文区：左文右栏 */
.wrap{
  display:grid;grid-template-columns:minmax(0,1fr) 296px;gap:24px;
  align-items:start;max-width:1160px;margin:0 auto;padding:32px 18px 58px;
}
.col{min-width:0}
.doc{
  background:var(--card);border:var(--line);box-shadow:7px 7px 0 #000;
  padding:24px;animation:rise .5s ease-out both;
}
.doc article{
  position:relative;padding:0 0 8px;
  scroll-margin-top:150px;
}
.doc article + article{
  margin-top:26px;padding-top:22px;border-top:3px solid #000;
}
.doc article::after{
  content:"";display:block;height:8px;margin-top:18px;
  background:var(--red);border:3px solid #000;
}
.doc h2{
  position:relative;margin:0 0 10px;padding-left:22px;
  font-size:clamp(21px,3.2vw,29px);line-height:1.32;letter-spacing:.01em;
}
.doc h2::before{
  content:"";position:absolute;left:0;top:.42em;width:12px;height:12px;
  background:var(--blue);border:3px solid #000;
}
.doc h3{
  position:relative;margin:22px 0 8px;padding-left:18px;
  font-size:clamp(18px,2.4vw,22px);line-height:1.4;
}
.doc h3::before{
  content:"";position:absolute;left:0;top:.5em;width:9px;height:9px;
  background:var(--red);border:2px solid #000;
}
.doc hr{border:0;height:3px;background:#000;margin:0 0 18px}
.doc p{margin:0 0 14px}
.doc ul,.doc ol{margin:0 0 16px;padding-left:1.3em}
.doc li{margin:6px 0}
.doc li::marker{color:var(--red);font-weight:700}
.doc a{
  font-weight:700;text-decoration:underline;text-decoration-thickness:2px;
  text-underline-offset:3px;
}
.doc a:hover{background:var(--blue)}
.doc blockquote{
  margin:18px 0;padding:12px 16px;background:#eef7ff;
  border:3px solid #000;border-left:9px solid var(--red);
  font-family:var(--serif);font-size:17px;
}
.doc blockquote p:last-child{margin:0}
.doc table{width:100%;border-collapse:collapse;margin:16px 0;font-size:16px}
.doc th,.doc td{border:3px solid #000;padding:8px 10px;text-align:left;vertical-align:top}
.doc th{background:var(--blue);font-weight:700}
.doc img{margin:16px 0;border:3px solid #000;box-shadow:var(--sh)}
.doc strong{font-weight:700;background:#ffe9a8;padding:0 2px}
.doc code{
  font-family:ui-monospace,Menlo,Consolas,monospace;
  background:#000;color:#fff;padding:1px 5px;font-size:15px;
}

/* 右侧栏 */
.rail{
  position:sticky;top:150px;background:#fff;border:var(--line);
  box-shadow:var(--sh);padding:16px;
}
.rail h2{margin:0 0 8px;font-size:18px;letter-spacing:.14em}
.rail hr{border:0;height:3px;background:#000;margin:0 0 12px}
.rail ul{list-style:none;margin:0;padding:0;display:grid;gap:7px}
.rail a{
  display:flex;align-items:center;min-height:44px;padding:7px 10px;
  background:var(--paper);border:3px solid #000;text-decoration:none;
  font-weight:700;font-size:16px;
  transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
}
.rail a:hover,.rail a:focus-visible{
  background:var(--blue);transform:translate(-2px,-2px);box-shadow:3px 3px 0 #000;
}

/* 页脚：四栏，仅 p 与 small */
.foot{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px 18px;
  background:var(--ink);color:#fff;border-top:var(--line);
  padding:26px 18px 14px;
}
.foot p{margin:0;font-size:16px;line-height:1.6}
.f-brand{font-family:var(--serif);font-size:20px;font-weight:700;color:var(--blue)}
.foot a{
  display:inline-block;min-height:40px;padding:8px 0;margin:0 12px 4px 0;
  color:#fff;text-decoration:none;border-bottom:3px solid var(--red);
}
.foot a:hover{color:var(--blue)}
.foot small{
  grid-column:1/-1;display:block;margin-top:6px;padding-top:10px;
  border-top:3px solid #fff;color:#c9c9c9;font-size:15px;
}

/* 回顶浮动按钮 */
.jump{
  position:fixed;right:14px;bottom:14px;z-index:60;
  display:inline-flex;align-items:center;min-height:46px;padding:8px 14px;
  background:var(--red);border:3px solid #000;box-shadow:4px 4px 0 #000;
  text-decoration:none;font-weight:700;font-size:16px;
  transition:transform .12s ease,box-shadow .12s ease;
}
.jump:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 #000}

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

@supports (animation-timeline:view()){
  .doc article{
    animation:riseSec linear both;
    animation-timeline:view();
    animation-range:entry 8% cover 30%;
  }
  @keyframes riseSec{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
}

@media (max-width:900px){
  .wrap{grid-template-columns:1fr}
  .rail{position:static}
}
@media (max-width:640px){
  body{font-size:16px}
  .mast-brand{padding:4px 12px}
  .mast-nav{padding:7px 10px}
  .mast-nav ul{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}
  .mast-nav a{white-space:nowrap}
  .up{display:none}
  .wrap{padding:22px 13px 48px}
  .doc{padding:16px;box-shadow:5px 5px 0 #000}
  .doc article{scroll-margin-top:132px}
  .foot{grid-template-columns:repeat(2,minmax(0,1fr));padding:22px 13px 12px}
  .hero{padding:28px 14px 44px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-in,.doc,.doc article{animation:none!important}
  .mast-nav a:hover,.rail a:hover,.jump:hover{transform:none}
}
</｜DSML｜ parameter>
</｜DSML｜ invoke>
</｜DSML｜ calls>

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