*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --cream:#F5EFE6;
  --ink:#1C1814;
  --orange:#E85D3A;
  --navy:#16324F;
  --lime:#B8E600;
  --sand:#E0D4C3;
  --graphite:#2B2B2B;
  --red:#D1322B;
  --blue:#2E5A88;
  --line:#3A3A3A;
  --font-head:"Archivo Black","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"Roboto Mono","SFMono-Regular",Consolas,monospace;
  --rail-width:264px;
  --header-h:64px;
}
html{scroll-behavior:smooth;background:var(--cream)}
body{font-family:var(--font-body);background:var(--cream);color:var(--ink);line-height:1.6;overflow-x:hidden;padding-left:var(--rail-width);-webkit-font-smoothing:antialiased}
::selection{background:var(--lime);color:var(--ink)}
a{color:var(--navy);transition:color .2s}
a:hover{color:var(--red)}
img{display:block;max-width:100%}
ul{list-style:none}
:focus{outline:none}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px}
body::before{content:"";position:fixed;top:0;left:var(--rail-width);bottom:0;width:2px;background:repeating-linear-gradient(to bottom,var(--line) 0 6px,transparent 6px 14px);pointer-events:none;z-index:0}
.skip-link{position:fixed;top:.75rem;left:.75rem;z-index:300;padding:.65rem 1.1rem;background:var(--ink);color:var(--cream);font-family:var(--font-mono);font-size:.78rem;text-decoration:none;letter-spacing:.06em;transform:translateY(-220%);transition:transform .2s}
.skip-link:focus{transform:translateY(0);color:var(--lime)}
.scroll-progress{position:fixed;top:0;left:0;height:5px;width:0;background:linear-gradient(90deg,var(--lime),var(--orange));z-index:300;pointer-events:none}
.container{width:100%;max-width:1260px;margin-inline:auto;padding-inline:clamp(1rem,4vw,2.5rem)}
.section{padding-block:2.5rem}
.section-tight{padding-block:1rem}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.grid{display:grid;gap:1.5rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--sand);border:1px solid var(--line);border-radius:0;padding:1.5rem;transition:background .2s,border-color .2s,transform .2s;position:relative}
.card:hover{background:#E8DAC7;border-color:var(--orange);transform:translateY(-3px)}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;border-bottom:1px solid rgba(58,58,58,.3);padding-bottom:.75rem;margin-bottom:1rem}
.card-title{font-family:var(--font-head);font-size:1.25rem;line-height:1.3}
.card-meta{font-family:var(--font-mono);font-size:.75rem;color:var(--blue);white-space:nowrap}
.card-body{font-size:.95rem}
.card-foot{border-top:1px solid rgba(58,58,58,.3);padding-top:.75rem;margin-top:1rem;display:flex;justify-content:space-between;gap:.5rem;font-family:var(--font-mono);font-size:.8rem}
.score-value{font-family:var(--font-mono);font-size:1.5rem;font-weight:700;color:var(--red);letter-spacing:.02em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:.8rem 1.4rem;background:transparent;border:1px solid var(--line);border-radius:0;font-family:var(--font-head);font-size:.95rem;font-weight:700;line-height:1.2;color:var(--ink);text-decoration:none;cursor:pointer;transition:background .2s,color .2s,border-color .2s,box-shadow .2s}
.btn:hover,.btn:focus-visible{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.btn-primary{background:var(--orange);border-color:var(--orange);color:var(--cream)}
.btn-primary:hover{background:var(--red);border-color:var(--red)}
.btn-outline-navy{background:var(--navy);border-color:var(--navy);color:var(--cream)}
.btn-outline-navy:hover{background:var(--cream);color:var(--navy);border-color:var(--cream)}
.btn-sm{padding:.5rem .95rem;font-size:.8rem}
.tag{display:inline-flex;align-items:center;gap:.45rem;padding:.28rem .75rem;border:1px solid var(--line);font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;background:transparent;color:var(--ink)}
.tag-live{background:var(--lime);border-color:var(--lime);font-weight:700}
.tag-orange{background:var(--orange);border-color:var(--orange);color:var(--cream)}
.tag-navy{background:var(--navy);border-color:var(--navy);color:var(--cream)}
.breadcrumbs{display:flex;flex-wrap:wrap;padding-block:1.1rem;font-family:var(--font-mono);font-size:.8rem}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:.5rem 1rem;list-style:none}
.breadcrumbs li{display:inline-flex}
.breadcrumbs li+li::before{content:"/";margin-right:1rem;color:var(--line)}
.breadcrumbs a{color:var(--navy);text-decoration:none;position:relative}
.breadcrumbs a::after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:100%;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .2s}
.breadcrumbs a:hover{color:var(--orange)}
.breadcrumbs a:hover::after{transform:scaleX(1)}
.breadcrumbs [aria-current="page"]{color:var(--orange);font-weight:700}
.prose{max-width:72ch;font-size:1rem;line-height:1.85}
.prose p{margin-bottom:1.2em}
.prose h2{font-family:var(--font-head);font-size:1.6rem;margin:2.4em 0 .8em;line-height:1.2}
.prose h3{font-family:var(--font-head);font-size:1.15rem;margin:1.8em 0 .6em}
.prose ul{margin:0 0 1.2em;padding-left:1.4em;list-style:square}
.prose ul li{margin-bottom:.4em}
.section-head{display:flex;align-items:baseline;flex-wrap:wrap;gap:.75rem 1.25rem;border-bottom:2px solid var(--line);padding-bottom:.75rem;margin-bottom:2rem}
.section-index{font-family:var(--font-mono);font-size:.8rem;color:var(--orange);letter-spacing:.15em}
.section-title{font-family:var(--font-head);font-size:clamp(1.6rem,3vw,2.6rem);line-height:1.05;margin:0}
.section-sub{margin-left:auto;font-size:.85rem;color:#7A705F;font-family:var(--font-mono)}
.media-frame{position:relative;aspect-ratio:4/3;background:var(--sand);border:1px solid var(--line);overflow:hidden;display:flex}
.media-frame-wide{aspect-ratio:16/7}
.media-frame img{width:100%;height:100%;object-fit:cover;display:block;position:relative;z-index:1}
.media-frame::before{content:attr(data-media-label);position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:1rem;text-align:center;font-family:var(--font-mono);font-size:.8rem;color:var(--blue);background:repeating-linear-gradient(45deg,rgba(58,58,58,.05) 0 12px,transparent 12px 24px)}
.media-placeholder{aspect-ratio:4/3;width:100%;display:flex;align-items:center;justify-content:center;background:repeating-linear-gradient(45deg,var(--sand) 0 14px,#D8CBB8 14px 28px);border:1px dashed var(--line);font-family:var(--font-mono);font-size:.78rem;color:rgba(28,24,20,.55)}
.speed-strip{height:10px;background:repeating-linear-gradient(115deg,var(--orange) 0 18px,var(--navy) 18px 34px,var(--lime) 34px 46px)}
.site-header{position:fixed;top:0;left:0;z-index:100;width:var(--rail-width);height:100vh;background:var(--cream);border-right:1px solid var(--line);padding:1.5rem 1.25rem 1.25rem;display:flex;flex-direction:column}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:flex;align-items:center;gap:.85rem;text-decoration:none;color:inherit}
.brand:hover{color:inherit}
.brand-mark{flex:0 0 auto;width:42px;height:42px;display:grid;place-items:center;background:var(--navy);color:var(--lime);border:2px solid var(--ink);box-shadow:3px 3px 0 var(--orange);font-family:var(--font-mono);font-weight:700;font-size:.68rem;letter-spacing:.06em}
.brand-text{display:flex;flex-direction:column;min-width:0}
.brand-name{font-family:var(--font-head);font-size:1.28rem;font-weight:900;line-height:1.1;letter-spacing:.01em}
.brand-sub{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.16em;color:#8A7F6D;margin-top:.18rem}
.nav-toggle{display:none;align-items:center;gap:.55rem;padding:.55rem .85rem;background:transparent;border:1px solid var(--line);border-radius:0;font-family:var(--font-mono);font-size:.78rem;color:var(--ink);cursor:pointer;position:relative;z-index:130;transition:color .2s,border-color .2s}
.nav-toggle:hover{border-color:var(--orange);color:var(--orange)}
.nav-toggle-label{letter-spacing:.08em}
.nav-toggle-icon{display:inline-block;width:18px;height:12px;position:relative}
.nav-toggle-icon::before,.nav-toggle-icon::after{content:"";position:absolute;left:0;width:100%;height:2px;background:currentColor;transition:top .2s,transform .25s}
.nav-toggle-icon::before{top:0}
.nav-toggle-icon::after{top:10px}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before{top:5px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after{top:5px;transform:rotate(-45deg)}
.site-nav{margin-top:2rem;flex:1}
.nav-list{display:flex;flex-direction:column}
.nav-item{border-top:1px solid rgba(58,58,58,.3)}
.nav-item:last-child{border-bottom:1px solid rgba(58,58,58,.3)}
.nav-link{display:flex;align-items:center;gap:.9rem;padding:.95rem .4rem;color:var(--ink);text-decoration:none;position:relative;transition:background .2s,color .2s,padding-left .2s}
.nav-link:hover{background:var(--sand);color:var(--orange);padding-left:.8rem}
.nav-index{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;color:var(--blue);width:2ch}
.nav-name{font-weight:600;letter-spacing:.04em}
.nav-link[aria-current="page"]{background:var(--navy);color:var(--cream);box-shadow:inset 5px 0 0 var(--lime)}
.nav-link[aria-current="page"] .nav-index{color:var(--lime)}
.nav-link[aria-current="page"] .nav-name{color:var(--cream)}
.header-meta{border-top:1px solid var(--line);padding-top:1.1rem}
.meta-line{display:block;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.05em;color:var(--navy);margin-bottom:.9rem}
.meta-line::before{content:"";display:inline-block;width:8px;height:8px;margin-right:.5rem;background:var(--lime);border:1px solid var(--line)}
.header-meta .btn{width:100%}
.site-footer{background:var(--graphite);color:var(--cream);margin-top:4rem}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:2.5rem;padding-top:3rem;padding-bottom:1.5rem}
.footer-brand{min-width:0}
.footer-brand .brand{color:var(--cream)}
.footer-brand .brand:hover{color:var(--cream)}
.brand-invert .brand-mark{border-color:var(--cream);box-shadow:3px 3px 0 var(--lime)}
.brand-invert .brand-name{color:var(--cream)}
.brand-invert .brand-sub{color:rgba(245,239,230,.55)}
.footer-desc{color:rgba(245,239,230,.75);font-size:.9rem;line-height:1.75;margin:1.25rem 0 1.5rem}
.footer-col{min-width:0}
.footer-contact{min-width:0}
.footer-heading{font-family:var(--font-head);font-size:1rem;font-weight:900;letter-spacing:.14em;color:var(--lime);margin-bottom:1.1rem;padding-bottom:.5rem;border-bottom:1px solid rgba(245,239,230,.16)}
.footer-links li+li{margin-top:.55rem}
.footer-links a{color:rgba(245,239,230,.78);text-decoration:none;position:relative;padding-bottom:2px;transition:color .2s}
.footer-links a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .2s}
.footer-links a:hover{color:var(--lime)}
.footer-links a:hover::after{transform:scaleX(1)}
.footer-meta{font-family:var(--font-mono);font-size:.8rem;line-height:1.75;color:rgba(245,239,230,.7);margin-bottom:.25rem}
.footer-bottom{border-top:1px solid rgba(245,239,230,.16);padding-top:1.25rem;padding-bottom:1.25rem;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem;font-family:var(--font-mono);font-size:.78rem;color:rgba(245,239,230,.62)}
.copyright{letter-spacing:.06em}
.footer-status::before{content:"";display:inline-block;width:7px;height:7px;margin-right:.45rem;background:var(--lime)}
@media (max-width:1024px){
  body{padding-left:0;padding-top:var(--header-h)}
  body::before{display:none}
  .site-header{width:100%;height:auto;padding:0;border-right:0;border-bottom:2px solid var(--line)}
  .header-top{padding:.75rem 1.25rem;position:relative;z-index:130}
  .site-nav{position:fixed;top:0;right:0;width:min(82vw,360px);height:100vh;margin:0;padding:5rem 1.5rem 2rem;background:var(--cream);border-left:2px solid var(--line);box-shadow:-18px 0 36px rgba(28,24,20,.18);transform:translateX(105%);transition:transform .32s ease;overflow-y:auto;z-index:120}
  .site-nav[data-open="true"]{transform:translateX(0)}
  .site-nav .nav-link{padding:1.1rem .5rem;font-size:1.02rem}
  .nav-toggle{display:inline-flex}
  .header-meta{display:none}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section{padding-block:1.5rem}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}