:root{
  --ink:#0C1613;
  --slab:#131A18;
  --panel:#17332B;
  --signal:#FF6A1A;
  --cyan:#2BE8D0;
  --gold:#E8C170;
  --home-white:#E9F0EC;
  --mute:#8FA39C;
  --line:#26514A;
  --newsprint:#F2F5F2;
  --ink-on-paper:#17211E;
  --alert:#8E2F3C;
  --glass:rgba(233,240,236,.08);
  --rail:92px;
  --bar:66px;
  --radius:12px;
  --wrap:1280px;
  --font-display:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-serif:"Songti SC","Source Han Serif SC","Noto Serif CJK SC","SimSun",serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono","SFMono-Regular",Menlo,Consolas,"Courier New",monospace;
  --ease:cubic-bezier(.22,.68,0,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding-left:var(--rail);
  background:
    repeating-linear-gradient(115deg,rgba(43,232,208,.045) 0 1px,transparent 1px 104px),
    radial-gradient(1100px 620px at 84% -12%,rgba(23,51,43,.92),transparent 68%),
    var(--ink);
  color:var(--home-white);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
img,svg{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:4px}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:4px}
::selection{background:var(--signal);color:#140A04}

/* ---------- utilities ---------- */
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:clamp(16px,4vw,44px)}
.mono{font-family:var(--font-mono);letter-spacing:.06em}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--mute);margin:0 0 14px;
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--signal);flex:none}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  padding:5px 11px;border:1px solid var(--line);border-radius:999px;
  color:var(--mute);background:rgba(233,240,236,.04);
}
.chip--cyan{color:var(--cyan);border-color:rgba(43,232,208,.42)}
.chip--gold{color:var(--gold);border-color:rgba(232,193,112,.42)}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-display);font-weight:800;font-size:15px;letter-spacing:.02em;
  padding:13px 22px;border-radius:10px;border:1px solid transparent;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn--signal{background:var(--signal);color:#140A04;box-shadow:0 12px 28px rgba(255,106,26,.24)}
.btn--signal:hover{box-shadow:0 18px 36px rgba(255,106,26,.32)}
.btn--ghost{border-color:var(--line);color:var(--home-white);background:rgba(233,240,236,.04)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}

.section-head{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin:0 0 26px}
.section-head__num{font-family:var(--font-mono);font-size:13px;letter-spacing:.22em;color:var(--cyan)}
.section-head__title{margin:0;font-family:var(--font-display);font-weight:900;font-size:clamp(24px,3vw,32px);letter-spacing:-.02em;line-height:1.2}
.section-head__aside{margin-left:auto;font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--mute)}

.page-head{max-width:var(--wrap);margin:0 auto;padding:clamp(30px,6vw,76px) clamp(16px,4vw,44px) clamp(22px,3vw,40px)}
.page-head__title{
  margin:0 0 18px;font-family:var(--font-display);font-weight:900;
  font-size:clamp(34px,7.5vw,88px);line-height:.96;letter-spacing:-.03em;
}
.page-head__lede{max-width:58ch;color:var(--mute);font-size:17px;margin:0}

.breadcrumb{padding:20px clamp(16px,4vw,44px) 0;max-width:var(--wrap);margin:0 auto}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--mute)}
.breadcrumb li::after{content:"/";margin-left:8px;color:var(--line)}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a{color:var(--mute)}
.breadcrumb a:hover{color:var(--cyan)}

.media{
  position:relative;overflow:hidden;border-radius:var(--radius);
  border:1px solid var(--line);aspect-ratio:16/10;
  background:linear-gradient(140deg,#16261F,#0A1310);
}
.media img{width:100%;height:100%;object-fit:cover}
.media--cut{border-radius:0;clip-path:polygon(0 0,100% 0,100% calc(100% - 38px),calc(100% - 38px) 100%,0 100%)}
.media--tall{aspect-ratio:3/4}
.media__caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:26px 16px 12px;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  color:var(--home-white);background:linear-gradient(180deg,transparent,rgba(8,15,13,.9));
}

.has-js [data-reveal]{
  opacity:0;transform:translate3d(0,16px,0);
  transition:opacity .6s var(--ease) var(--reveal-delay,0ms),transform .6s var(--ease) var(--reveal-delay,0ms);
}
.has-js [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;top:0;left:50%;z-index:200;
  transform:translate(-50%,-120%);
  padding:10px 20px;border-radius:0 0 10px 10px;
  background:var(--signal);color:#140A04;
  font-family:var(--font-display);font-weight:800;font-size:14px;
  transition:transform .2s var(--ease);
}
.skip-link:focus-visible{transform:translate(-50%,0);text-decoration:none}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60}

.brand-rail{
  position:fixed;top:0;left:0;bottom:0;width:var(--rail);z-index:80;
  display:flex;flex-direction:column;align-items:center;gap:16px;
  padding:20px 0 22px;
  background:linear-gradient(180deg,#0A1411 0%,#102019 52%,#0A1411 100%);
  border-right:1px solid var(--line);
}
.brand-rail__mark{
  display:grid;place-items:center;width:46px;height:46px;
  background:var(--signal);color:#140A04;
  font-family:var(--font-display);font-weight:900;font-size:24px;letter-spacing:-.04em;
  clip-path:polygon(0 0,100% 0,100% 76%,74% 100%,0 100%);
  box-shadow:0 0 0 1px rgba(255,106,26,.5),0 10px 24px rgba(255,106,26,.2);
  transition:transform .3s var(--ease);
}
.brand-rail__mark:hover{transform:translateY(-2px);text-decoration:none}
.brand-rail__rule{width:1px;height:34px;background:linear-gradient(180deg,var(--line),transparent)}
.brand-rail__name{
  writing-mode:vertical-rl;text-orientation:upright;
  font-family:var(--font-display);font-weight:800;font-size:13px;letter-spacing:.24em;
  color:var(--home-white);margin:0;
}
.brand-rail__season{
  writing-mode:vertical-rl;text-orientation:upright;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.3em;color:var(--mute);margin:0;
}
.brand-rail__dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--cyan);margin-bottom:10px;box-shadow:0 0 10px var(--cyan)}
.brand-rail__meta{
  margin:auto 0 0;writing-mode:vertical-rl;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.3em;color:#3E675E;
}

.command-bar{
  display:flex;align-items:center;gap:12px;
  min-height:var(--bar);padding:10px clamp(14px,3vw,36px);
  background:rgba(19,26,24,.9);
  border-bottom:1px solid var(--line);
  transition:padding .25s var(--ease),min-height .25s var(--ease);
}
.nav-toggle{
  display:inline-flex;align-items:center;gap:10px;flex:none;
  padding:10px 16px;border:1px solid var(--line);border-radius:8px;
  background:var(--glass);color:var(--home-white);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;
  transition:border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle[aria-expanded="true"]{border-color:var(--signal);color:var(--signal);background:rgba(255,106,26,.12)}
.nav-toggle__bars{
  width:14px;height:10px;flex:none;color:currentColor;
  background:
    linear-gradient(currentColor,currentColor) 0 0/100% 2px no-repeat,
    linear-gradient(currentColor,currentColor) 0 4px/66% 2px no-repeat,
    linear-gradient(currentColor,currentColor) 0 8px/100% 2px no-repeat;
}
.nav-toggle__label{white-space:nowrap}

.cmd-search{
  display:flex;align-items:center;gap:8px;flex:1 1 220px;max-width:340px;min-width:0;
  height:40px;padding:0 12px;
  border:1px solid var(--line);border-radius:8px;
  background:rgba(233,240,236,.05);
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.cmd-search:focus-within{border-color:var(--cyan);background:rgba(43,232,208,.08)}
.cmd-search__icon{color:var(--mute);font-size:15px;line-height:1;flex:none}
.cmd-search__input{
  flex:1;min-width:0;width:100%;height:100%;
  background:transparent;border:0;color:var(--home-white);
  font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;
  -webkit-appearance:none;appearance:none;
}
.cmd-search__input::placeholder{color:var(--mute);opacity:1}
.cmd-search__input:focus{outline:none}
.cmd-search__input::-webkit-search-cancel-button{-webkit-appearance:none}

.cmd-entry{
  flex:none;margin-left:auto;
  padding:10px 18px;border:1px solid rgba(255,106,26,.5);border-radius:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--signal);
  background:rgba(255,106,26,.08);white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease);
}
.cmd-entry:hover{background:var(--signal);color:#140A04;text-decoration:none;box-shadow:0 10px 24px rgba(255,106,26,.28)}

.site-nav{
  position:absolute;left:0;right:0;top:100%;z-index:6;
  padding:0 clamp(14px,3vw,36px);
  background:rgba(16,26,23,.96);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:0 30px 60px rgba(0,0,0,.55);
  max-height:0;opacity:0;visibility:hidden;overflow:hidden;
  transition:max-height .34s var(--ease),opacity .24s linear,visibility .34s linear,padding .34s var(--ease);
}
.site-nav[data-open]{
  max-height:min(72vh,560px);opacity:1;visibility:visible;overflow:auto;
  padding-top:22px;padding-bottom:26px;
}
.site-nav__title{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.3em;
  text-transform:uppercase;color:var(--mute);margin:0 0 16px;
}
.site-nav__range{color:var(--signal);letter-spacing:.12em;margin-left:10px}
.site-nav__list{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 20px;
  border-top:1px solid rgba(38,81,74,.55);
}
.site-nav__link{
  display:flex;align-items:center;gap:14px;
  padding:15px 6px;
  border-bottom:1px solid rgba(38,81,74,.45);
  color:var(--home-white);
  font-family:var(--font-display);font-weight:800;font-size:clamp(16px,1.4vw,19px);letter-spacing:-.01em;
  transition:color .2s var(--ease),background .2s var(--ease),padding-left .2s var(--ease);
}
.site-nav__link:hover{color:var(--cyan);background:rgba(43,232,208,.07);padding-left:12px;text-decoration:none}
.site-nav__index{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--mute);min-width:22px}
.site-nav__link[aria-current="page"]{color:var(--signal);background:rgba(255,106,26,.08)}
.site-nav__link[aria-current="page"] .site-nav__index{color:var(--signal)}
.site-nav__link[aria-current="page"]::before{content:"";width:16px;height:2px;background:var(--signal);flex:none}
.site-nav__empty{padding:20px 6px 4px;color:var(--mute);font-size:15px}

.ticker{
  display:flex;align-items:center;gap:14px;
  height:40px;padding:0 clamp(14px,3vw,36px);
  background:linear-gradient(90deg,rgba(255,106,26,.16),rgba(19,26,24,.92) 42%);
  border-bottom:1px solid var(--line);
  font-size:13px;color:var(--mute);overflow:hidden;
  transition:height .25s var(--ease);
}
.ticker[data-closed]{display:none}
.ticker__tag{
  flex:none;padding:3px 10px;border-radius:999px;
  background:var(--signal);color:#140A04;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;
}
.ticker__list{display:flex;gap:26px;flex:1;min-width:0;overflow:hidden}
.ticker__list li{display:flex;gap:8px;white-space:nowrap}
.ticker__time{font-family:var(--font-mono);color:var(--cyan);letter-spacing:.06em}
.ticker__link{
  flex:none;margin-left:auto;color:var(--signal);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
}
.ticker__close{
  flex:none;width:26px;height:26px;border-radius:6px;
  color:var(--mute);font-size:17px;line-height:1;
  border:1px solid var(--line);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.ticker__close:hover{color:var(--signal);border-color:var(--signal)}

.scroll-progress{position:absolute;left:0;right:0;bottom:0;height:2px;pointer-events:none;z-index:7}
.scroll-progress span{
  display:block;height:100%;
  background:linear-gradient(90deg,var(--cyan),var(--signal));
  transform:scaleX(0);transform-origin:0 50%;
}

.site-header[data-condensed] .command-bar{min-height:52px;padding-top:6px;padding-bottom:6px}
.site-header[data-condensed] .ticker{height:30px}
.site-header[data-condensed] .ticker__list li:not(:first-child){display:none}

/* ---------- footer ---------- */
.site-footer{
  position:relative;overflow:hidden;
  margin-top:clamp(48px,8vw,100px);
  background:
    radial-gradient(880px 320px at 14% 0%,rgba(255,106,26,.1),transparent 66%),
    radial-gradient(700px 300px at 88% 10%,rgba(43,232,208,.08),transparent 70%),
    linear-gradient(180deg,#0B1512,#0A1310 62%,#080F0D);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;inset:0 0 auto 0;height:2px;
  background:linear-gradient(90deg,var(--signal),var(--cyan) 46%,transparent 88%);
}
.footer-grid{
  display:grid;grid-template-columns:1fr 1.4fr 1fr;
  gap:clamp(20px,3vw,44px);
  max-width:var(--wrap);margin:0 auto;
  padding:clamp(40px,6vw,78px) clamp(16px,4vw,44px) clamp(26px,4vw,44px);
}
.footer-col{min-width:0}
.footer-col--brand{display:flex;flex-direction:column;gap:12px}
.footer-mark{
  display:grid;place-items:center;width:44px;height:44px;
  background:var(--signal);color:#140A04;
  font-family:var(--font-display);font-weight:900;font-size:22px;letter-spacing:-.04em;
  clip-path:polygon(0 0,100% 0,100% 76%,74% 100%,0 100%);
}
.footer-mark:hover{text-decoration:none}
.footer-brand{font-family:var(--font-display);font-weight:900;font-size:19px;letter-spacing:-.01em;margin:0}
.footer-slogan{font-family:var(--font-mono);font-size:12px;letter-spacing:.26em;color:var(--cyan);margin:0}
.footer-icp{
  margin:auto 0 0;padding-top:18px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:#59827A;
}

.footer-col--contact{
  position:relative;
  padding:clamp(20px,2.4vw,28px);
  border:1px solid var(--line);border-left:3px solid var(--signal);
  border-radius:var(--radius);
  background:rgba(23,51,43,.55);
  backdrop-filter:blur(8px);
  box-shadow:0 24px 56px rgba(0,0,0,.35);
}
.footer-kicker{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--gold);margin:0 0 16px;
}
.footer-contact{display:grid;gap:12px;margin:0 0 16px}
.footer-contact li{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.footer-contact__label{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;
  color:var(--mute);min-width:44px;flex:none;
}
.footer-contact__value{font-family:var(--font-mono);font-size:15px;color:var(--cyan);word-break:break-all}
.footer-contact__text{font-size:15px;color:var(--home-white)}
.copy-btn{
  padding:4px 9px;border:1px solid var(--line);border-radius:6px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;color:var(--mute);
  background:rgba(233,240,236,.06);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.copy-btn:hover{color:var(--cyan);border-color:var(--cyan)}
.copy-btn[data-copied]{background:var(--cyan);border-color:var(--cyan);color:#0C1613}
.footer-note{margin:0 0 18px;font-size:14px;line-height:1.7;color:var(--mute)}
.footer-cta{margin-top:2px}

.footer-nav{display:grid;gap:0;margin:0 0 20px}
.footer-nav__link{
  display:block;padding:8px 0;
  border-bottom:1px dashed rgba(38,81,74,.6);
  color:var(--home-white);font-size:15px;
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.footer-nav__link:hover{color:var(--cyan);padding-left:6px;text-decoration:none}
.footer-legal{display:flex;flex-wrap:wrap;gap:8px 18px;margin:0}
.footer-legal a{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--mute)}
.footer-legal a:hover{color:var(--gold)}

.footer-base{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  max-width:var(--wrap);margin:0 auto;
  padding:16px clamp(16px,4vw,44px) 28px;
  border-top:1px solid rgba(38,81,74,.55);
}
.footer-base__meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:#59827A;margin:0}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .site-nav__list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-col--contact{grid-column:1 / -1;order:-1}
}
@media (max-width:900px){
  body{padding-left:0}
  .brand-rail{
    position:static;width:auto;height:auto;
    flex-direction:row;align-items:center;gap:12px;
    padding:10px 16px;
    border-right:0;border-bottom:1px solid var(--line);
  }
  .brand-rail__mark{width:34px;height:34px;font-size:18px}
  .brand-rail__rule{display:none}
  .brand-rail__name{writing-mode:horizontal-tb;font-size:14px;letter-spacing:.08em}
  .brand-rail__season{writing-mode:horizontal-tb;margin-left:auto;font-size:10px;letter-spacing:.18em}
  .brand-rail__dot{margin-bottom:0;margin-right:6px}
  .brand-rail__meta{display:none}
  .site-nav__list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:700px){
  body{font-size:16px}
  .command-bar{gap:8px;padding:8px 14px;min-height:58px}
  .nav-toggle{padding:9px 12px;font-size:11px;letter-spacing:.1em}
  .nav-toggle__label{display:none}
  .cmd-search{flex:1 1 auto;max-width:none;height:38px;padding:0 10px}
  .cmd-search__input{font-size:15px}
  .cmd-entry{padding:9px 12px;font-size:11px;letter-spacing:.06em}
  .ticker{gap:10px;padding:0 14px}
  .ticker__list li:nth-child(n+3){display:none}
  .ticker__link{display:none}
  .site-nav__list{grid-template-columns:1fr}
  .site-nav__link{padding:13px 4px;font-size:16px}
  .footer-grid{grid-template-columns:1fr;padding-top:34px}
  .footer-col--contact{order:0}
  .footer-base{flex-direction:column;gap:6px}
}
@media (max-width:420px){
  .cmd-search__icon{display:none}
  .footer-contact__value{font-size:14px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .has-js [data-reveal]{opacity:1 !important;transform:none !important}
  .scroll-progress span{transition:none}
  .site-nav{transition:none}
}