*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:4.5rem;
}
body,h1,h2,h3,h4,h5,h6,p,figure,blockquote,ul,ol,dl,dd{margin:0}
ul,ol{list-style:none;padding:0}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0}
table{border-collapse:collapse;width:100%}
hr{border:0}

:root{
  --ink:#0B0D12;
  --paper:#F7F5F1;
  --paper-2:#ECEAE4;
  --red:#D01E28;
  --red-deep:#8E1119;
  --gold:#D9A521;
  --gold-light:#F2D48A;
  --ink-blue:#14243D;
  --grass:#2E7D52;
  --slate:#5A6474;
  --line:#D8D3C8;

  --ink-06:rgba(11,13,18,.06);
  --ink-12:rgba(11,13,18,.12);
  --paper-08:rgba(247,245,241,.08);
  --paper-14:rgba(247,245,241,.14);
  --paper-70:rgba(247,245,241,.7);
  --gold-30:rgba(217,165,33,.3);
  --red-12:rgba(208,30,40,.12);

  --rail-w:15.5rem;
  --maxw:78rem;
  --gutter:clamp(1.1rem,4vw,3rem);
  --shadow-1:0 1px 2px rgba(11,13,18,.06);
  --shadow-2:0 4px 12px rgba(11,13,18,.1);
  --shadow-3:0 10px 26px rgba(11,13,18,.16);

  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --ease:cubic-bezier(.2,.7,.3,1);
}

body{
  min-height:100vh;
  background-color:var(--paper);
  background-image:radial-gradient(var(--ink-06) 1px,transparent 1px);
  background-size:18px 18px;
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
@media (min-width:768px){ body{font-size:17px} }

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-display);
  font-weight:900;
  line-height:1.14;
  letter-spacing:-.012em;
  color:var(--ink);
}
.num,.numeric{
  font-family:var(--font-mono);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  letter-spacing:.08em;
}
.slant{transform:skewX(-2deg)}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:1px}

.skip-link{
  position:absolute;
  inset-inline-start:0;
  top:0;
  z-index:200;
  transform:translateY(-140%);
  background:var(--red);
  color:#fff;
  font-size:.82rem;
  font-weight:700;
  letter-spacing:.06em;
  padding:.6rem 1rem;
  border-end-end-radius:2px;
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--ink);
  color:var(--paper);
  border-block-end:1px solid var(--gold-30);
  box-shadow:0 1px 0 rgba(11,13,18,.25);
}
.header-bar{
  display:flex;
  align-items:center;
  gap:.7rem;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:.7rem var(--gutter);
}
.brand{
  display:flex;
  align-items:center;
  gap:.6rem;
  margin-inline-end:auto;
  flex:0 1 auto;
  min-width:0;
}
.brand-mark{
  flex:0 0 auto;
  width:1.6rem;
  height:1.6rem;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--red),var(--red-deep));
  border:1px solid var(--gold-30);
  transform:rotate(45deg);
}
.brand-mark i{
  display:block;
  width:.42rem;
  height:.42rem;
  background:var(--gold-light);
}
.brand-text{display:block;min-width:0}
.brand-name{
  display:block;
  font-family:var(--font-display);
  font-weight:900;
  font-size:1rem;
  line-height:1.2;
  color:#fff;
  letter-spacing:.02em;
}
.brand-line{
  display:block;
  font-family:var(--font-mono);
  font-size:.6rem;
  line-height:1.5;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:rgba(242,212,138,.85);
}
.brand-signature{display:none}
.header-quick{display:none}

.quick-link{
  display:block;
  padding:.5rem .72rem;
  font-size:.8rem;
  font-weight:500;
  color:var(--paper-70);
  border:1px solid var(--paper-14);
  border-radius:2px;
  transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);
}
.quick-link:hover{color:#fff;border-color:var(--gold);background:rgba(217,165,33,.1)}
.quick-link--accent{
  background:linear-gradient(115deg,var(--red),var(--red-deep));
  border-color:var(--red-deep);
  color:#fff;
  font-weight:700;
}
.quick-link--accent:hover{
  background:linear-gradient(115deg,#e02a34,var(--red));
  border-color:var(--gold);
  color:#fff;
}

.nav-toggle{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:.5rem .7rem;
  color:var(--paper);
  border:1px solid var(--paper-14);
  border-radius:2px;
  font-size:.72rem;
  letter-spacing:.14em;
  cursor:pointer;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--gold);background:rgba(217,165,33,.1)}
.nav-toggle-bars{display:grid;gap:3px;width:16px}
.nav-toggle-bars span{
  display:block;
  height:2px;
  background:currentColor;
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.nav-toggle-text{font-family:var(--font-mono)}

.site-nav{
  position:fixed;
  inset-block:0;
  inset-inline-end:0;
  z-index:55;
  width:min(86vw,20rem);
  display:flex;
  flex-direction:column;
  gap:1.4rem;
  padding:5.2rem 1.25rem 1.6rem;
  background:var(--ink);
  color:var(--paper);
  border-inline-start:1px solid var(--gold-30);
  box-shadow:-18px 0 36px rgba(11,13,18,.34);
  transform:translate3d(100%,0,0);
  transition:transform .3s var(--ease);
  overflow-y:auto;
  overscroll-behavior:contain;
}
.site-nav[data-open]{transform:translate3d(0,0,0)}

.nav-caption{
  padding-inline-start:.8rem;
  font-family:var(--font-mono);
  font-size:.64rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:rgba(247,245,241,.4);
}
.nav-list{display:flex;flex-direction:column;gap:.15rem}
.nav-link{
  position:relative;
  display:flex;
  align-items:baseline;
  gap:.6rem;
  padding:.6rem .7rem .6rem .8rem;
  font-size:.92rem;
  font-weight:500;
  color:rgba(247,245,241,.66);
  border-inline-start:2px solid transparent;
  transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease);
}
.nav-link::before{
  content:attr(data-index);
  font-family:var(--font-mono);
  font-size:.62rem;
  letter-spacing:.06em;
  color:rgba(217,165,33,.65);
}
.nav-link:hover{color:var(--paper);background:var(--paper-08)}
.nav-link[aria-current="page"]{
  color:#fff;
  background:linear-gradient(90deg,var(--red-12),rgba(208,30,40,0));
  border-inline-start-color:var(--red);
}
.nav-link[aria-current="page"]::after{
  content:"";
  position:absolute;
  inset-inline-end:.7rem;
  top:50%;
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--gold);
  transform:translateY(-50%);
}
.nav-foot{display:flex;flex-direction:column;gap:.45rem}
.nav-foot-title{
  padding-inline-start:.8rem;
  margin-block-end:.25rem;
  font-family:var(--font-mono);
  font-size:.64rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:rgba(247,245,241,.4);
}
.nav-action{
  display:block;
  padding:.55rem .8rem;
  font-size:.82rem;
  color:rgba(247,245,241,.82);
  border:1px solid var(--paper-14);
  border-radius:2px;
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.nav-action:hover{color:var(--gold-light);border-color:var(--gold);background:rgba(217,165,33,.08)}

.nav-scrim{
  position:fixed;
  inset:0;
  z-index:50;
  background:rgba(11,13,18,.6);
  opacity:0;
  pointer-events:none;
  transition:opacity .3s var(--ease);
}
.site-header.is-nav-open .nav-scrim{opacity:1;pointer-events:auto}
html.nav-locked,html.nav-locked body{overflow:hidden}

@media (min-width:1024px){
  body{padding-inline-start:var(--rail-w)}
  .site-header{
    position:fixed;
    inset-block:0;
    inset-inline-start:0;
    width:var(--rail-w);
    display:flex;
    flex-direction:column;
    padding:1.7rem 1.3rem 1.4rem;
    border-block-end:0;
    border-inline-end:1px solid var(--gold-30);
    overflow-y:auto;
    overscroll-behavior:contain;
  }
  .header-bar{
    display:block;
    max-width:none;
    margin:0;
    padding:0;
  }
  .brand{margin-inline-end:0}
  .brand-signature{
    display:block;
    margin-block-start:.9rem;
    font-family:var(--font-mono);
    font-size:.68rem;
    letter-spacing:.16em;
    color:var(--gold);
  }
  .header-quick{
    display:flex;
    flex-direction:column;
    gap:.4rem;
    margin-block-start:1.15rem;
  }
  .nav-toggle{display:none}
  .site-nav{
    position:static;
    flex:1 1 auto;
    width:auto;
    transform:none;
    padding:0;
    margin-block-start:1.75rem;
    border-inline-start:0;
    box-shadow:none;
    background:transparent;
    overflow:visible;
    gap:1.2rem;
  }
  .nav-link{font-size:.88rem}
  .nav-foot{margin-block-start:auto}
  .nav-scrim{display:none}
  .skip-link{inset-inline-start:0}
}

.site-footer{
  background:var(--ink);
  color:var(--paper-70);
  border-block-start:3px solid var(--red);
  padding:clamp(2rem,4vw,3.4rem) var(--gutter) 1.4rem;
  font-size:.88rem;
}
.footer-inner{
  display:grid;
  gap:clamp(1.6rem,3vw,2.8rem);
  max-width:var(--maxw);
  margin-inline:auto;
}
.footer-brand-name{
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.15rem;
  color:#fff;
  letter-spacing:.02em;
}
.footer-brand-line{
  margin-block-start:.35rem;
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold);
}
.footer-brand-note{
  margin-block-start:.85rem;
  font-size:.85rem;
  line-height:1.7;
  color:rgba(247,245,241,.6);
  max-width:34ch;
}
.footer-nav{
  display:grid;
  gap:1.4rem;
  grid-template-columns:repeat(auto-fit,minmax(7.5rem,1fr));
}
.footer-col-title{
  font-family:var(--font-mono);
  font-size:.66rem;
  font-weight:400;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--gold);
  margin-block-end:.75rem;
}
.footer-list{display:flex;flex-direction:column;gap:.45rem}
.footer-list a{
  font-size:.87rem;
  color:rgba(247,245,241,.72);
  transition:color .18s var(--ease);
  border-block-end:1px solid transparent;
}
.footer-list a:hover{color:var(--gold-light);border-block-end-color:var(--gold)}
.footer-contact-list{display:flex;flex-direction:column;gap:.55rem}
.footer-contact-list li{
  display:flex;
  flex-wrap:wrap;
  gap:.2rem .7rem;
  padding-block-end:.55rem;
  border-block-end:1px solid var(--paper-08);
}
.contact-key{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.12em;
  color:rgba(247,245,241,.45);
  min-width:4.2rem;
}
.contact-value{color:rgba(247,245,241,.88);word-break:break-word}
.footer-availability{
  margin-block-start:.8rem;
  font-size:.8rem;
  line-height:1.65;
  color:rgba(247,245,241,.55);
}
.footer-base{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.5rem .9rem;
  max-width:var(--maxw);
  margin:clamp(1.6rem,3vw,2.4rem) auto 0;
  padding-block-start:.95rem;
  border-block-start:1px solid var(--paper-08);
  font-size:.76rem;
  color:rgba(247,245,241,.5);
}
.footer-legal{font-family:var(--font-mono);letter-spacing:.08em}
@media (min-width:900px){
  .footer-inner{
    grid-template-columns:minmax(13rem,1fr) minmax(19rem,1.7fr) minmax(15rem,1.15fr);
    align-items:start;
  }
}

.page-shell{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(1.5rem,4vw,3rem) var(--gutter) clamp(2.5rem,6vw,4.5rem);
}
.content-container{max-width:68ch}
.stack{display:flex;flex-direction:column;gap:clamp(.9rem,2vw,1.5rem)}
.cluster{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}
.grid{display:grid;gap:clamp(.9rem,2vw,1.5rem)}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(min(100%,20rem),1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(min(100%,15rem),1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(min(100%,11rem),1fr))}
.rule{height:1px;background:var(--line);margin:0}

.prose{max-width:68ch;font-size:1.0625rem;line-height:1.75}
.prose p+p{margin-block-start:1.2em}
.prose h2{margin-block:1.8em .6em;font-size:clamp(1.35rem,2.4vw,1.9rem)}
.prose h3{margin-block:1.5em .5em;font-size:1.15rem}
.prose ul{list-style:disc;padding-inline-start:1.3em;display:grid;gap:.4em}
.prose ol{list-style:decimal;padding-inline-start:1.4em;display:grid;gap:.4em}
.prose a{color:var(--red);border-block-end:1px solid var(--gold)}
.prose a:hover{color:var(--red-deep)}
.prose strong{font-weight:900}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--red);
}
.eyebrow::before{
  content:"";
  width:1.6rem;
  height:2px;
  background:linear-gradient(90deg,var(--red),var(--gold));
}
.lede{
  font-size:clamp(1rem,1.6vw,1.15rem);
  line-height:1.7;
  color:var(--slate);
  max-width:62ch;
}

.breadcrumbs{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.1em;
  color:var(--slate);
  margin-block-end:1.25rem;
}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:.5rem}
.breadcrumbs li{display:flex;align-items:center;gap:.5rem}
.breadcrumbs li+li::before{content:"/";color:var(--line)}
.breadcrumbs a{border-block-end:1px solid transparent;transition:color .18s var(--ease),border-color .18s var(--ease)}
.breadcrumbs a:hover{color:var(--ink);border-block-end-color:var(--gold)}

.btn{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  padding:.72em 1.15em;
  border:1px solid var(--ink);
  border-radius:2px;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:.9rem;
  font-weight:700;
  letter-spacing:.02em;
  cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.btn--primary{
  background:linear-gradient(115deg,var(--red),var(--red-deep));
  border-color:var(--red-deep);
  color:#fff;
}
.btn--primary:hover{background:linear-gradient(115deg,#e02a34,var(--red));border-color:var(--gold)}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--gold);background:#fff}

.chip{
  display:inline-flex;
  align-items:center;
  gap:.4em;
  padding:.4em .85em;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  color:var(--slate);
  font-size:.78rem;
  line-height:1.5;
  cursor:pointer;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.chip:hover{border-color:var(--gold)}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}

.tag{
  display:inline-flex;
  align-items:center;
  gap:.4em;
  padding:.24em .6em;
  border:1px solid var(--line);
  border-radius:2px;
  background:var(--paper);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--slate);
}
.tag--red{color:var(--red);border-color:rgba(208,30,40,.4);background:rgba(208,30,40,.07)}
.tag--gold{color:#8a6508;border-color:rgba(217,165,33,.5);background:rgba(217,165,33,.12)}
.tag--blue{color:var(--ink-blue);border-color:rgba(20,36,61,.35);background:rgba(20,36,61,.08)}
.tag--green{color:var(--grass);border-color:rgba(46,125,82,.4);background:rgba(46,125,82,.09)}

.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:2px;
  box-shadow:var(--shadow-1);
  padding:clamp(1rem,2vw,1.5rem);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-3);border-color:var(--gold)}
.card-title{
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.05rem;
  line-height:1.35;
}
.card-note{font-size:.86rem;line-height:1.7;color:var(--slate);margin-block-start:.5rem}

.media-frame{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/9;
  border:1px solid var(--line);
  border-radius:2px;
  background-color:var(--paper-2);
  background-image:
    linear-gradient(115deg,rgba(217,165,33,.16),transparent 45%),
    radial-gradient(rgba(11,13,18,.14) 1px,transparent 1px);
  background-size:100% 100%,8px 8px;
}
.media-frame::after{
  content:"";
  position:absolute;
  inset-inline:0;
  bottom:0;
  height:34%;
  background:repeating-linear-gradient(90deg,rgba(11,13,18,.14) 0 1px,transparent 1px 14px);
  opacity:.7;
  pointer-events:none;
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--square{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:4/5}
.media-frame>img,.media-frame>svg,.media-frame>picture>img{
  position:relative;
  z-index:1;
  width:100%;
  height:100%;
  object-fit:cover;
}

.data-table-wrap{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:2px;
  background:#fff;
  -webkit-overflow-scrolling:touch;
}
.data-table{min-width:44rem;font-size:.85rem}
.data-table th{
  position:sticky;
  top:0;
  z-index:2;
  background:var(--ink-blue);
  color:#fff;
  font-family:var(--font-mono);
  font-size:.68rem;
  font-weight:400;
  letter-spacing:.1em;
  text-transform:uppercase;
  text-align:left;
  padding:.6rem .7rem;
  white-space:nowrap;
}
.data-table td{
  padding:.55rem .7rem;
  border-block-end:1px solid var(--line);
  color:var(--ink);
}
.data-table tbody tr:nth-child(even){background:var(--paper-2)}
.data-table tbody tr:hover{background:rgba(217,165,33,.12)}
.data-table .num{font-size:.95rem}

.zebra{border:1px solid var(--line);border-radius:2px;overflow:hidden;background:#fff}
.zebra>li{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.4rem .9rem;
  padding:.65rem .85rem;
  border-block-end:1px solid var(--line);
  font-size:.9rem;
}
.zebra>li:last-child{border-block-end:0}
.zebra>li:nth-child(odd){background:var(--paper-2)}

.timeline-line{
  position:relative;
  padding-inline-start:1.4rem;
  border-inline-start:2px solid var(--line);
}
.timeline-line::before{
  content:"";
  position:absolute;
  inset-inline-start:-5px;
  top:0;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--red);
  box-shadow:0 0 0 3px rgba(208,30,40,.16);
}

.quick-dock{
  position:fixed;
  inset-inline-end:1rem;
  bottom:1rem;
  z-index:40;
  display:flex;
  flex-direction:column;
  gap:.4rem;
  padding:.5rem;
  background:rgba(11,13,18,.94);
  border:1px solid var(--gold-30);
  border-radius:2px;
  box-shadow:var(--shadow-3);
}
.quick-dock a{
  font-size:.78rem;
  color:var(--paper-70);
  padding:.35rem .5rem;
  transition:color .18s var(--ease);
}
.quick-dock a:hover{color:var(--gold-light)}

.reading-progress{
  position:fixed;
  inset-block-start:0;
  inset-inline-start:0;
  width:100%;
  height:2px;
  z-index:120;
  pointer-events:none;
  background:transparent;
}
.reading-progress__bar{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--red) 0%,var(--red) 55%,var(--gold) 100%);
  transition:width .1s linear;
}

html.has-js [data-reveal]{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
html.has-js [data-reveal].is-visible{opacity:1;transform:none}

@media (min-width:1024px){
  .reading-progress{inset-inline-start:var(--rail-w);width:calc(100% - var(--rail-w))}
  .quick-dock{inset-inline-end:1.5rem;bottom:1.5rem}
}

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