/* 2026 retroreflective blade: GB green, guide blue, lean-warn orange */
:root{
  --gb:#006b3d;
  --guide:#0b5cad;
  --warn:#e07a22;
  --white:#f4f7fb;
  --ink:#102018;
  --mute:#4d5c56;
  --sans:"Noto Sans SC","PingFang SC",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
section[id]{scroll-margin-top:64px}
body{margin:0;background:#dfe8e2;color:var(--ink);font-family:var(--sans);line-height:1.7}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.skip{position:absolute;left:-999px}
.skip:focus{left:8px;top:8px;background:var(--warn);color:#fff;padding:8px;z-index:40}
.bar{position:sticky;top:0;z-index:30;display:flex;justify-content:space-between;align-items:center;padding:10px 20px;background:#0d1a14;color:#fff}
.nm small{display:block;font-size:11px;font-weight:400;letter-spacing:.12em;color:#9ad4b4}
#nav{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center}
#nav a{font-size:13px;color:#9ad4b4}
#nav a.on{color:#fff}
.go{background:var(--warn)!important;color:#fff!important;padding:6px 12px;font-weight:700}
.menu{display:none;background:transparent;color:#fff;border:1px solid #9ad4b4;padding:6px 10px}
.blade>img{width:100%;height:min(50vh,460px);object-fit:cover;filter:contrast(1.05)}
.signs{width:min(920px,calc(100% - 24px));margin:-40px auto 0;display:grid;gap:8px}
.green,.blue{color:#fff;padding:10px 16px;display:flex;justify-content:space-between;align-items:center;letter-spacing:.06em;text-transform:uppercase;font-weight:900}
.green{background:var(--gb)}
.blue{background:var(--guide)}
.warn-panel{background:var(--white);padding:26px;transform:rotate(-0.6deg);box-shadow:0 8px 0 #0d1a14}
.k{font-size:12px;letter-spacing:.16em;color:var(--warn);margin:0 0 8px}
h1,h2,h3{margin:0 0 10px;line-height:1.2}
h1{font-size:clamp(1.6rem,4vw,2.6rem);font-weight:900}
.evt{margin:16px 0;padding:12px;background:#fff3e4;border-left:8px solid var(--warn)}
.evt p{margin:4px 0 0;color:var(--mute);font-size:14px}
.acts{display:flex;flex-wrap:wrap;gap:8px}
.btn{display:inline-flex;align-items:center;padding:9px 14px;background:var(--gb);color:#fff;border:0;font-weight:700;font-size:14px}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--ink);font-weight:400}
.w{width:min(1040px,calc(100% - 32px));margin:0 auto;padding:64px 0}
.night{background:#cfdad4}
.tri,.g2,.cols{display:grid;gap:14px;margin-top:16px}
.tri{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:1fr 1fr}
.cols{grid-template-columns:repeat(3,1fr)}
.tri article,.g2 article,.cols article{background:var(--white);padding:16px}
.hot{outline:3px solid var(--warn)}
ul{margin:0;padding-left:1.1em}
figure{margin:28px 0 0}
figcaption{font-size:13px;color:var(--mute);margin-top:8px}
footer{background:#0d1a14;color:#9ad4b4}
.end{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:22px 0}
@media(max-width:860px){
  .menu{display:block}
  #nav{display:none;position:absolute;top:52px;left:10px;right:10px;flex-direction:column;background:#0d1a14;padding:10px}
  #nav.open{display:flex}
  .tri,.g2,.cols{grid-template-columns:1fr}
  .warn-panel{transform:none}
  .end{flex-direction:column;align-items:flex-start}
}