@import url('https://fonts.googleapis.com/css2?family=Crimson+Text:wght@400;600;700&family=EB+Garamond:wght@400;500;600;700;800&display=swap');

:root{
  --ink:#000000;
  --green:#00ff80;
  --blue:#0000ff;
  --paper:#e7e5df;
  --paper-2:#d5d2ca;
  --white:#ffffff;
  --bar:7px;
}

*{box-sizing:border-box}

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

body{
  margin:0;
  background-color:var(--paper);
  background-image:
    linear-gradient(90deg,rgba(0,0,0,.075) 1px,transparent 1px),
    linear-gradient(rgba(0,0,0,.075) 1px,transparent 1px);
  background-size:56px 56px;
  color:var(--ink);
  font-family:"EB Garamond","Crimson Text",Georgia,"Songti SC","Times New Roman",serif;
  font-size:18px;
  line-height:1.66;
  font-weight:400;
}

img{max-width:100%;height:auto;display:block}

a{color:var(--blue);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{background:var(--green);color:var(--ink)}

p{margin:0 0 1em}

/* ---------- 顶部细条 ---------- */
.ticker{
  background:var(--ink);
  color:var(--green);
  border-bottom:3px solid var(--ink);
  overflow:hidden;
}
.ticker-in{
  display:flex;
  align-items:center;
  gap:12px;
  max-width:1280px;
  margin:0 auto;
  padding:10px 16px;
  font-size:16px;
  font-weight:700;
  letter-spacing:.06em;
  white-space:nowrap;
}
.ticker-in .dot{
  width:12px;height:12px;
  background:var(--green);
  flex:0 0 auto;
}

/* ---------- 页头 ---------- */
.mast{
  background:var(--white);
  border-bottom:var(--bar) solid var(--ink);
}
.brand-row{
  display:flex;
  align-items:center;
  gap:14px;
  max-width:1280px;
  margin:0 auto;
  padding:18px 16px 12px;
  border-bottom:3px solid var(--ink);
}
.logo{display:block;flex:0 0 auto;text-decoration:none;line-height:0}
.logo-img{width:44px;height:44px;object-fit:contain;border:3px solid var(--ink)}
.brand{
  margin:0;
  font-size:clamp(26px,5.2vw,50px);
  line-height:1.02;
  font-weight:800;
  letter-spacing:-.02em;
}

/* 导航 */
.nav{background:var(--ink)}
.nav ol{
  display:flex;
  flex-wrap:wrap;
  list-style:none;
  margin:0 auto;
  padding:0;
  max-width:1280px;
}
.nav ol > li{
  position:relative;
  border-right:3px solid #2b2b2b;
  display:flex;
  align-items:stretch;
  flex-wrap:wrap;
}
.nav ol > li > a{
  display:flex;
  align-items:center;
  padding:12px 16px;
  min-height:48px;
  color:var(--green);
  font-weight:700;
  font-size:16px;
  text-decoration:none;
}
.nav ol > li > a:hover,
.nav ol > li.open > a{background:var(--green);color:var(--ink)}

.dd{
  display:flex;
  align-items:center;
  justify-content:center;
  width:42px;
  min-height:48px;
  padding:0;
  border:0;
  border-left:2px solid #2b2b2b;
  background:var(--ink);
  cursor:pointer;
}
.dd i{
  width:0;height:0;
  border-left:6px solid transparent;
  border-right:6px solid transparent;
  border-top:7px solid var(--green);
}
.dd:hover{background:var(--green)}
.dd:hover i{border-top-color:var(--ink)}

.sub{
  display:none;
  flex:1 1 100%;
  border-top:3px solid #2b2b2b;
  background:#101010;
}
.has-sub:hover .sub,
.has-sub.open .sub,
.has-sub:focus-within .sub{display:block}
.sub a{
  display:block;
  padding:12px 16px;
  min-height:46px;
  color:var(--green);
  font-weight:700;
  font-size:16px;
  text-decoration:none;
  border-bottom:2px solid #2b2b2b;
}
.sub a:last-child{border-bottom:0}

/* ---------- 主区 ---------- */
main{padding:0 0 var(--bar)}
.wrap{
  display:grid;
  grid-template-columns:minmax(0,1fr) 306px;
  align-items:start;
  max-width:1280px;
  margin:0 auto;
  background:var(--paper);
  border-left:var(--bar) solid var(--ink);
  border-right:var(--bar) solid var(--ink);
  border-bottom:var(--bar) solid var(--ink);
}

/* Hero */
.hero{
  grid-column:1 / -1;
  display:grid;
  grid-template-columns:minmax(0,1fr) 240px;
  gap:24px;
  align-items:center;
  min-height:70vh;
  padding:clamp(22px,4.4vw,56px);
  background:var(--green);
  border-bottom:var(--bar) solid var(--ink);
  position:relative;
}
.hero-in{
  border:4px solid var(--ink);
  background:var(--white);
  border-radius:10px;
  padding:clamp(18px,3vw,34px);
  position:relative;
  text-align:left;
}
.hero h1{
  margin:0 0 .4em;
  font-size:clamp(30px,5.4vw,58px);
  line-height:1.06;
  font-weight:800;
  letter-spacing:-.025em;
  max-width:22ch;
}
.lead{
  font-size:clamp(18px,2.1vw,22px);
  line-height:1.55;
  font-weight:600;
  max-width:46ch;
  margin-bottom:.6em;
}
.sub{
  max-width:52ch;
  color:#1c1c1c;
}
.hero .sub{display:block;border:0;background:transparent;flex:0 0 auto}
.badge{
  position:absolute;
  top:-16px;
  right:-12px;
  background:var(--ink);
  color:var(--green);
  padding:7px 13px;
  font-size:16px;
  font-weight:700;
  letter-spacing:.04em;
  transform:rotate(-3deg);
  border:3px solid var(--white);
}
.hero-art{justify-self:center}
.glyph{width:100%;max-width:230px;height:auto}

/* 正文 */
.col{padding:0 26px;min-width:0}
.col > div{
  padding:36px 0 44px;
  border-top:var(--bar) solid var(--ink);
  scroll-margin-top:100px;
}
.col > div:first-child{border-top:0}
.col > div:nth-child(even){
  background:var(--white);
  box-shadow:0 -8px 0 0 var(--green),0 8px 0 0 var(--green);
  margin:0 -26px;
  padding:36px 26px 44px;
}
.col h2{
  font-size:clamp(24px,3.4vw,36px);
  line-height:1.14;
  font-weight:800;
  margin:0 0 .3em;
  letter-spacing:-.02em;
}
.col h3{
  font-size:clamp(20px,2.4vw,25px);
  font-weight:700;
  margin:1.4em 0 .4em;
}
.col ul,.col ol{padding-left:1.3em}
.col li{margin-bottom:.5em}
.col blockquote{
  margin:1.4em 0;
  padding:14px 18px;
  border-left:10px solid var(--blue);
  background:var(--white);
  border-radius:10px;
  font-size:inherit;
}
.col table{width:100%;border-collapse:collapse;margin:1.2em 0}
.col th,.col td{
  border:3px solid var(--ink);
  padding:10px 12px;
  text-align:left;
  vertical-align:top;
}
.col th{background:var(--ink);color:var(--green)}
.col img{border:4px solid var(--ink);margin:1.2em 0}

hr{
  border:0;
  border-top:6px solid var(--ink);
  margin:12px 0 22px;
}

/* 侧栏 */
.side{
  border-left:var(--bar) solid var(--ink);
  background:var(--white);
  padding:26px 18px;
  position:sticky;
  top:0;
}
.side h2{
  font-size:20px;
  font-weight:800;
  margin:0;
  letter-spacing:.08em;
}
.side-list{
  list-style:none;
  margin:0;
  padding:0;
}
.side-list a{
  display:block;
  padding:11px 4px;
  min-height:44px;
  border-bottom:2px solid var(--ink);
  color:var(--blue);
  font-weight:700;
  font-size:16px;
  text-decoration:none;
}
.side-list a:hover{background:var(--green);color:var(--ink)}

/* ---------- 页脚 ---------- */
.foot{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  background:var(--ink);
  color:var(--white);
  border-top:var(--bar) solid var(--blue);
}
.foot > div{
  padding:26px 20px 30px;
  border-right:3px solid #2f2f2f;
  min-width:0;
}
.foot > div:last-of-type{border-right:0}
.foot h2{
  margin:0;
  font-size:17px;
  letter-spacing:.12em;
  color:var(--green);
  font-weight:800;
}
.foot hr{border-top:3px solid #3a3a3a;margin:10px 0 16px}
.big{
  margin:0;
  font-size:clamp(26px,4vw,44px);
  line-height:1.02;
  font-weight:800;
  color:var(--green);
  letter-spacing:-.02em;
  word-break:break-word;
}
.f-list{list-style:none;margin:0;padding:0}
.f-list a{
  display:block;
  padding:10px 0;
  min-height:42px;
  color:var(--white);
  font-weight:600;
  text-decoration:none;
  border-bottom:2px solid #2f2f2f;
}
.f-list a:hover{color:var(--ink);background:var(--green)}
.host{font-size:16px;color:#c9c9c9;word-break:break-all;margin:0}
.foot-base{
  grid-column:1 / -1;
  border-top:3px solid #2f2f2f;
  padding:18px 16px;
  text-align:center;
}
.foot-base p{margin:0;font-size:16px;color:#bdbdbd;letter-spacing:.06em}

/* 回到顶部 */
.top{
  position:fixed;
  right:14px;
  bottom:14px;
  z-index:30;
  min-height:46px;
  padding:10px 14px;
  border:4px solid var(--ink);
  background:var(--green);
  color:var(--ink);
  font:700 16px/1.2 inherit;
  font-family:inherit;
  cursor:pointer;
  border-radius:10px;
}
.top:hover{background:var(--blue);color:var(--white);border-color:var(--blue)}

/* 滚动显现 */
.rv{opacity:0;transform:translateY(16px)}
.rv.on{opacity:1;transform:none}

/* ---------- 断点 ---------- */
@media (max-width:1000px){
  .wrap{grid-template-columns:minmax(0,1fr)}
  .side{
    grid-column:1;
    border-left:0;
    border-top:var(--bar) solid var(--ink);
    position:static;
  }
  .side-list{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
  .foot{grid-template-columns:1fr 1fr}
  .foot > div:nth-child(2){border-right:0}
  .foot > div{border-bottom:3px solid #2f2f2f}
}

@media (max-width:820px){
  .hero{grid-template-columns:minmax(0,1fr);min-height:0;padding:24px 18px 30px}
  .hero-art{display:none}
  .nav ol > li{flex:1 1 50%;border-bottom:3px solid #2b2b2b}
  .nav ol > li > a{flex:1 1 auto;padding:13px 14px;min-height:50px}
  .sub{
    display:block;
    flex:1 1 100%;
    background:#101010;
    border-top:2px solid #2b2b2b;
  }
  .dd{display:none}
  .col{padding:0 18px}
  .col > div:nth-child(even){margin:0 -18px;padding:32px 18px 40px}
  .ticker-in{font-size:16px}
}

@media (max-width:560px){
  body{font-size:17px}
  .brand-row{padding:16px 14px 10px}
  .foot{grid-template-columns:1fr}
  .foot > div{border-right:0}
  .side-list{grid-template-columns:1fr}
  .hero-in{border-width:3px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none}
}

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