:root {
  --orange: #ff4f16;
  --orange-2: #ff7a00;
  --yellow: #ffd447;
  --green: #0b5d3b;
  --green-2: #083f2c;
  --ink: #13231c;
  --cream: #fff8e9;
  --paper: #fffdf6;
  --line: rgba(19, 35, 28, .14);
  --shadow: 0 18px 60px rgba(72, 43, 13, .12);
  --radius: 26px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit}.wrap{width:min(1180px,calc(100% - 40px));margin:auto}.topbar{background:var(--green-2);color:#fff;font-size:.78rem;letter-spacing:.08em}.topbar .wrap{display:flex;justify-content:space-between;padding:7px 0}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,246,.92);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-weight:950}.brand-mark{width:44px;height:44px}.brand small{display:block;color:var(--orange);font-size:.62rem;letter-spacing:.12em}.navlinks{display:flex;gap:22px;align-items:center;font-size:.9rem;font-weight:700}.navlinks a{position:relative}.navlinks a::after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:3px;background:var(--orange);border-radius:9px;transition:.25s}.navlinks a:hover::after,.navlinks a.active::after{right:0}.nav-cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 19px;font-weight:850;border:0;cursor:pointer}.nav-cta,.button.primary{background:var(--orange);color:#fff;box-shadow:0 8px 24px rgba(255,79,22,.26)}.button.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.menu{display:none;background:none;border:0;font-size:1.5rem}.hero{min-height:700px;position:relative;isolation:isolate;overflow:hidden;color:#fff;display:grid;align-items:center}.hero::before{content:"";position:absolute;inset:0;z-index:-3;background:url('images/hero.jpg') center/cover}.hero::after{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(6,43,28,.94) 0%,rgba(6,43,28,.72) 48%,rgba(6,43,28,.12) 100%),linear-gradient(0deg,rgba(10,36,22,.58),transparent 60%)}.hero-orb{position:absolute;width:460px;height:460px;border-radius:50%;right:-100px;top:40px;background:rgba(255,94,16,.88);mix-blend-mode:multiply;z-index:-1}.eyebrow{display:inline-flex;gap:10px;align-items:center;text-transform:uppercase;font-size:.76rem;letter-spacing:.15em;font-weight:900}.eyebrow::before{content:"";width:28px;height:3px;background:var(--yellow)}.hero h1{font-size:clamp(3.5rem,8vw,7rem);line-height:.94;margin:20px 0 24px;letter-spacing:-.06em;max-width:820px}.hero h1 span{color:var(--yellow)}.hero p{font-size:1.15rem;max-width:640px;color:rgba(255,255,255,.86)}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.status-card{position:absolute;right:max(20px,calc((100vw - 1180px)/2));bottom:44px;width:330px;background:rgba(255,255,255,.94);color:var(--ink);padding:24px;border-radius:22px;box-shadow:var(--shadow)}.status-card strong{font-size:1.55rem;display:block;color:var(--orange)}.status-card small{color:#597065}.ticker{background:var(--orange);color:#fff;overflow:hidden;white-space:nowrap;padding:12px 0;font-weight:900}.ticker span{display:inline-block;padding-left:100%;animation:ticker 22s linear infinite}@keyframes ticker{to{transform:translateX(-100%)}}section{padding:90px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:36px}.section-head h2,.page-hero h1{font-size:clamp(2.4rem,5vw,4.8rem);line-height:1.04;letter-spacing:-.05em;margin:10px 0}.section-head p{max-width:520px;color:#617168}.kicker{font-size:.75rem;font-weight:950;letter-spacing:.16em;color:var(--orange);text-transform:uppercase}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 10px 34px rgba(47,35,17,.05)}.card.orange{background:var(--orange);color:#fff;border:0}.card.green{background:var(--green);color:#fff;border:0}.card h3{margin:8px 0;font-size:1.35rem}.card p{color:#657168;margin:0}.card.orange p,.card.green p{color:rgba(255,255,255,.8)}.number{font-size:3.4rem;font-weight:950;line-height:1;color:var(--orange)}.number small{font-size:.9rem}.photo-panel{min-height:490px;border-radius:34px;overflow:hidden;position:relative;background:center/cover}.photo-panel::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,38,25,.82),transparent 65%)}.photo-panel .caption{position:absolute;z-index:2;left:34px;right:34px;bottom:30px;color:#fff}.photo-panel h3{font-size:2.1rem;margin:0}.split{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}.chips{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.chip{background:#fff3d2;color:#864110;border-radius:999px;padding:7px 12px;font-size:.78rem;font-weight:850}.route-card{display:flex;align-items:center;gap:18px}.route-icon{flex:0 0 52px;height:52px;border-radius:17px;display:grid;place-items:center;background:var(--cream);font-size:1.5rem}.map-list{display:grid;gap:14px}.map-item{display:grid;grid-template-columns:56px 1fr auto;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px}.map-item .pin{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--orange);color:#fff;font-weight:950}.map-item p{margin:2px 0 0;color:#637269;font-size:.88rem}.map-item a{color:var(--orange);font-weight:900}.band{background:var(--green-2);color:#fff}.band .section-head p{color:rgba(255,255,255,.65)}.page-hero{padding:90px 0 70px;background:var(--cream);position:relative;overflow:hidden}.page-hero::after{content:"🍊";position:absolute;right:8vw;bottom:-65px;font-size:16rem;filter:saturate(1.2);opacity:.18;transform:rotate(-12deg)}.page-hero p{font-size:1.08rem;max-width:650px;color:#607067}.notice{padding:16px 20px;border-radius:18px;background:#fff1c9;border-left:5px solid var(--orange);font-weight:700}.timeline{position:relative;margin-top:28px}.timeline::before{content:"";position:absolute;left:27px;top:10px;bottom:10px;width:2px;background:var(--line)}.event{position:relative;padding:0 0 30px 78px}.event::before{content:"";position:absolute;left:18px;top:7px;width:19px;height:19px;border:5px solid var(--paper);border-radius:50%;background:var(--orange);box-shadow:0 0 0 2px var(--orange)}.event time{color:var(--orange);font-weight:950}.event h3{margin:5px 0}.fact{border-top:1px solid var(--line);padding:18px 0;display:grid;grid-template-columns:140px 1fr;gap:20px}.fact strong{color:var(--orange)}.feature-list{display:grid;gap:12px;margin:24px 0}.feature{display:flex;gap:12px}.feature b{color:var(--orange)}.source-list{font-size:.86rem;color:#64736a}.source-list a{text-decoration:underline}.footer{background:#062f22;color:#fff;padding:60px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(3,.7fr);gap:40px}.footer h4{margin-top:0}.footer a{display:block;color:rgba(255,255,255,.65);margin:8px 0;font-size:.9rem}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;color:rgba(255,255,255,.48);font-size:.78rem;display:flex;justify-content:space-between}.reveal{opacity:0;transform:translateY(24px);transition:.7s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:900px){.navlinks{display:none;position:absolute;top:76px;left:0;right:0;background:var(--paper);padding:22px;flex-direction:column;align-items:flex-start;border-bottom:1px solid var(--line)}.navlinks.open{display:flex}.menu{display:block}.nav-cta{display:none}.hero{min-height:760px}.status-card{left:20px;right:20px;bottom:28px;width:auto}.grid-3{grid-template-columns:1fr 1fr}.split{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero-orb{width:340px;height:340px}.section-head{align-items:start;flex-direction:column}}
@media(max-width:620px){.wrap{width:min(100% - 28px,1180px)}.topbar .wrap span:last-child{display:none}.hero{min-height:720px;align-items:start;padding-top:95px}.hero h1{font-size:3.55rem}.hero p{font-size:1rem}.grid-3,.grid-2{grid-template-columns:1fr}section{padding:68px 0}.map-item{grid-template-columns:48px 1fr}.map-item>a{grid-column:2}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.fact{grid-template-columns:1fr;gap:4px}.photo-panel{min-height:400px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.ticker span{animation:none;padding-left:0}.reveal{opacity:1;transform:none;transition:none}}
.archive-intro{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:34px}.archive-stat{padding:24px;border-radius:22px;background:#fff;border:1px solid var(--line)}.archive-stat strong{display:block;font-size:2.3rem;line-height:1;color:var(--orange)}.archive-stat span{color:#637269;font-size:.86rem}.era{display:grid;grid-template-columns:160px 1fr;gap:34px;padding:42px 0;border-top:1px solid var(--line)}.era-year{font-size:2.7rem;line-height:1;font-weight:950;color:var(--orange);position:sticky;top:110px;align-self:start}.era-year small{display:block;font-size:.72rem;letter-spacing:.12em;margin-top:8px;color:#728078}.edition{padding:0 0 30px;margin-bottom:28px;border-bottom:1px dashed var(--line)}.edition:last-child{border:0;margin-bottom:0}.edition-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}.tag{padding:5px 10px;border-radius:999px;background:#edf5ef;color:var(--green);font-size:.72rem;font-weight:900}.tag.orange{background:#fff0dc;color:#a5440f}.tag.gray{background:#f0f0ec;color:#69726d}.edition h3{font-size:1.45rem;margin:6px 0}.edition p{margin:5px 0;color:#607067}.edition a{display:inline-block;margin-top:10px;color:var(--orange);font-weight:850;font-size:.86rem}.archive-note{background:var(--green-2);color:#fff;border-radius:28px;padding:30px}.archive-note p{color:rgba(255,255,255,.72)}
@media(max-width:700px){.archive-intro{grid-template-columns:1fr}.era{grid-template-columns:1fr;gap:18px}.era-year{position:static}.edition{padding-bottom:24px}}