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

:root{
  --ink:#192617;
  --ink-2:#203320;
  --ink-3:#2b4229;
  --green:#87ff71;
  --yellow:#ffce5c;
  --paper:#eef9e8;
  --r:10px;
  --pad:clamp(14px,4vw,32px);
  --font:"Chakra Petch","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --display:"Russo One","Chakra Petch","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}

*{box-sizing:border-box}

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

body{
  margin:0;
  background-color:var(--ink);
  background-image:radial-gradient(var(--ink-3) 1px,transparent 1px);
  background-size:22px 22px;
  color:var(--paper);
  font-family:var(--font);
  font-size:17px;
  line-height:1.72;
  overflow-x:hidden;
}

a{color:var(--green)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{line-height:1.28}

/* ---------- 顶部公告 ---------- */
.masthead{
  background:rgba(25,38,23,.94);
  border-bottom:3px dashed rgba(135,255,113,.45);
}

.ticker{
  margin:0;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:5px 12px;
  background:var(--yellow);
  color:var(--ink);
  font-weight:700;
  font-size:13px;
  letter-spacing:.2em;
}

.ticker__dot{
  width:9px;height:9px;
  background:var(--ink);
  transform:rotate(45deg);
}

.masthead__row{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:10px;
  padding:9px var(--pad);
  max-width:1240px;
  margin:0 auto;
}

.menu ul{
  display:flex;
  flex-wrap:wrap;
  gap:2px;
  list-style:none;
  margin:0;
  padding:0;
}

.menu--end ul{justify-content:flex-end}

.menu a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 10px;
  font-size:15px;
  font-weight:600;
  color:var(--paper);
  text-decoration:none;
  border-radius:8px;
}

.menu a:hover,
.menu a:focus-visible{
  background:var(--green);
  color:var(--ink);
}

.mark{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:46px;
  padding:4px 14px;
  background:var(--ink-2);
  border:3px solid var(--green);
  border-radius:999px;
  color:var(--paper);
  font-family:var(--display);
  font-size:19px;
  letter-spacing:.05em;
  text-decoration:none;
}

.mark__name{white-space:nowrap}
.mark__img{
  width:28px;height:28px;
  border-radius:50%;
  object-fit:cover;
}

/* ---------- 二级粘性锚点条 ---------- */
.railbar{
  position:sticky;
  top:0;
  z-index:30;
  background:var(--ink);
  border-bottom:4px solid var(--yellow);
}

.railbar__in{
  display:flex;
  gap:7px;
  overflow-x:auto;
  padding:7px var(--pad);
  max-width:1240px;
  margin:0 auto;
}

.railbar__in a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 15px;
  white-space:nowrap;
  border-radius:999px;
  background:var(--green);
  color:var(--ink);
  font-size:14px;
  font-weight:700;
  text-decoration:none;
}

.railbar__in a:nth-child(even){background:var(--yellow)}
.railbar__in a[aria-current="true"]{
  outline:3px solid var(--paper);
  outline-offset:2px;
}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  gap:clamp(16px,3vw,28px);
  min-height:70vh;
  padding:clamp(26px,6vw,64px) var(--pad) 0;
}

.hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:16px;
  background:var(--yellow);
  clip-path:polygon(0 100%,100% 12%,100% 100%);
}

.hero__copy{max-width:1240px;width:100%;margin:0 auto}

.hero__eyebrow{
  display:inline-block;
  margin:0 0 14px;
  padding:4px 12px;
  background:var(--green);
  color:var(--ink);
  font-weight:700;
  font-size:13px;
  letter-spacing:.22em;
  border-radius:3px;
  transform:rotate(-1.6deg);
}

.hero h1{
  margin:0 0 14px;
  font-family:var(--display);
  font-size:clamp(1.95rem,7vw,3.9rem);
  font-weight:700;
  letter-spacing:.01em;
  text-align:left;
  color:var(--paper);
}

.hero__desc{
  margin:0 0 22px;
  max-width:46ch;
  font-size:clamp(15px,2vw,17px);
  color:#cfe8c6;
}

.hero__art{
  position:relative;
  width:100%;
  max-width:1240px;
  height:clamp(150px,25vh,250px);
  margin:0 auto;
  background:var(--ink-3);
  border-radius:var(--r) var(--r) 0 0;
  overflow:hidden;
}

.hero__img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.92;
  mix-blend-mode:luminosity;
}

.blob{position:absolute;display:block;pointer-events:none}
.blob--tri{
  width:118px;height:118px;
  left:6%;top:12%;
  background:var(--yellow);
  clip-path:polygon(50% 0,100% 100%,0 100%);
  transform:rotate(-13deg);
  animation:spin-slow 26s linear infinite;
}
.blob--dot{
  width:132px;height:132px;
  right:5%;top:8%;
  background-image:radial-gradient(var(--green) 2px,transparent 2px);
  background-size:14px 14px;
  transform:rotate(9deg);
  animation:drift 7s ease-in-out infinite;
}
.blob--wave{
  width:190px;height:56px;
  left:26%;bottom:9%;
  border-radius:28px;
  background:repeating-radial-gradient(circle at 50% 130%,var(--green) 0 3px,transparent 3px 13px);
  transform:rotate(-5deg);
  opacity:.85;
}

@keyframes spin-slow{to{transform:rotate(347deg)}}
@keyframes drift{0%,100%{transform:translateY(0) rotate(9deg)}50%{transform:translateY(-10px) rotate(9deg)}}

/* ---------- 主体两栏 ---------- */
.shell{
  display:grid;
  grid-template-columns:228px minmax(0,1fr);
  gap:clamp(16px,3vw,34px);
  max-width:1240px;
  margin:0 auto;
  padding:clamp(22px,5vw,52px) var(--pad);
}

.side{
  align-self:start;
  position:sticky;
  top:70px;
  background:var(--ink-2);
  border-radius:var(--r);
  padding:16px 14px;
}

.side h2{
  margin:0 0 8px;
  font-family:var(--display);
  font-size:16px;
  letter-spacing:.16em;
  color:var(--yellow);
}

.side hr{
  border:0;
  border-top:3px dotted var(--green);
  margin:0 0 12px;
}

.side ul{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:2px;
}

.side a{
  display:flex;
  align-items:center;
  min-height:42px;
  padding:3px 9px;
  color:var(--paper);
  font-size:15px;
  text-decoration:none;
  border-left:3px solid transparent;
  border-radius:0 6px 6px 0;
}

.side a:hover,
.side a:focus-visible{
  border-left-color:var(--yellow);
  color:var(--green);
  background:rgba(135,255,113,.08);
}

.content{min-width:0}

.content > article{
  background:var(--ink-2);
  border-radius:var(--r);
  padding:clamp(18px,3vw,32px);
  margin-bottom:clamp(16px,3vw,26px);
  scroll-margin-top:96px;
  animation:rise .5s ease both;
}

.content > article:nth-child(even){background:#1d2f1d}
.content > article:nth-child(2){animation-delay:.05s}
.content > article:nth-child(3){animation-delay:.1s}
.content > article:nth-child(4){animation-delay:.15s}
.content > article:nth-child(5){animation-delay:.2s}
.content > article:nth-child(6){animation-delay:.25s}
.content > article:nth-child(7){animation-delay:.3s}

@keyframes rise{
  from{opacity:0;transform:translateY(14px)}
  to{opacity:1;transform:none}
}

.content h2{
  margin:0 0 10px;
  font-family:var(--display);
  font-size:clamp(1.28rem,3vw,1.85rem);
  color:var(--green);
}

.content h2 + hr{
  border:0;
  height:6px;
  margin:0 0 18px;
  background:repeating-linear-gradient(90deg,var(--yellow) 0 12px,transparent 12px 24px);
}

.content h3{
  margin:1.5em 0 .5em;
  font-size:1.14rem;
  color:var(--yellow);
}

.content h3 + hr{
  border:0;
  border-top:2px dotted rgba(135,255,113,.5);
  margin:.5em 0 1em;
}

.content p{margin:0 0 1.05em}
.content ul,.content ol{padding-left:1.35em;margin:0 0 1.05em}
.content li{margin:.25em 0}

.content a{
  color:var(--green);
  text-decoration:underline;
  text-decoration-thickness:2px;
  text-underline-offset:3px;
}

.content blockquote{
  margin:1.2em 0;
  padding:14px 18px;
  background:rgba(135,255,113,.1);
  border-left:6px solid var(--green);
  border-radius:0 var(--r) var(--r) 0;
}

.content blockquote p:last-child{margin:0}

.content figure{margin:1.2em 0}
.content img{border-radius:var(--r);margin:1em 0}
.content table{
  width:100%;
  border-collapse:collapse;
  font-size:.95em;
  margin:1em 0;
}
.content th,.content td{
  padding:9px 11px;
  border-bottom:2px dotted rgba(135,255,113,.35);
  text-align:left;
}
.content th{color:var(--yellow)}
.content code{
  font-family:"Chakra Petch",ui-monospace,monospace;
  background:rgba(255,206,92,.14);
  padding:1px 5px;
  border-radius:4px;
}

/* ---------- 页脚 ---------- */
.site-foot{
  margin-top:clamp(28px,6vw,64px);
  background:var(--ink-2);
  border-top:8px solid var(--green);
  padding:clamp(26px,5vw,50px) var(--pad) 0;
}

.foot-head,.foot-cols,.foot-bar{
  max-width:1240px;
  margin-left:auto;
  margin-right:auto;
}

.foot-big{
  margin:0;
  font-family:var(--display);
  font-size:clamp(2.3rem,13vw,6rem);
  line-height:.96;
  letter-spacing:-.02em;
  color:var(--green);
  word-break:break-word;
}

.foot-cols{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
  margin-top:clamp(16px,3vw,30px);
}

.foot-cols dl{margin:0}
.foot-cols dt{
  margin-bottom:6px;
  color:var(--yellow);
  font-size:13px;
  font-weight:700;
  letter-spacing:.18em;
}
.foot-cols dd{margin:0}
.foot-cols a{
  display:flex;
  align-items:center;
  min-height:42px;
  color:var(--paper);
  font-size:15px;
  text-decoration:none;
}
.foot-cols a:hover,
.foot-cols a:focus-visible{color:var(--green)}

.foot-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:clamp(16px,3vw,26px);
  padding:14px 0 22px;
  border-top:2px dashed rgba(135,255,113,.4);
  font-size:14px;
}

.foot-bar a{
  display:inline-flex;
  align-items:center;
  min-height:42px;
  padding:0 16px;
  background:var(--yellow);
  color:var(--ink);
  font-weight:700;
  border-radius:999px;
  text-decoration:none;
}

/* ---------- 断点 ---------- */
@media (max-width:860px){
  .masthead__row{
    grid-template-columns:minmax(0,1fr);
    justify-items:center;
    gap:4px;
  }
  .menu{width:100%}
  .menu ul{justify-content:center}
  .menu--end ul{justify-content:center}
  .menu a{font-size:14px;padding:0 8px}
  .shell{grid-template-columns:minmax(0,1fr)}
  .side{position:static;top:auto}
  .hero{min-height:auto;padding-bottom:6px}
  .hero__art{height:150px}
}

@media (max-width:540px){
  body{font-size:16px}
  .foot-cols{grid-template-columns:1fr 1fr;gap:10px}
  .foot-big{font-size:clamp(2rem,14vw,3rem)}
  .hero__eyebrow{font-size:12px;letter-spacing:.16em}
  .blob--tri{width:84px;height:84px}
  .blob--dot{width:96px;height:96px;background-size:11px 11px}
  .blob--wave{width:130px;height:44px}
  .foot-bar{flex-wrap:wrap}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition:none !important;
  }
}

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