:root{
  --ink:#071417;
  --teal:#0B2E33;
  --teal-soft:#123A40;
  --ochre:#A6402D;
  --ochre-deep:#7A2B20;
  --lime:#B8FF3D;
  --sand:#E4B86A;
  --mist:#F4F0E6;
  --slate:#6E8A8C;
  --clay:#D96C4A;
  --font-head:"PingFang SC","Noto Sans SC","Microsoft YaHei","Heiti SC","Hiragino Sans GB",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  --font-mono:ui-monospace,"Roboto Mono","DIN Alternate","SF Mono",Menlo,Consolas,monospace;
  --edge:3px;
  --shadow-hard:8px 8px 0 var(--ink);
  --shadow-ochre:8px 8px 0 var(--ochre-deep);
  --radius:20px;
  --gutter:clamp(16px,4vw,48px);
  --measure:72ch;
  --ease:180ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{
  scroll-behavior:smooth;
  scroll-padding-top:132px;
  -webkit-text-size-adjust:100%;
}
body{
  margin:0;
  min-height:100vh;
  font-family:var(--font-body);
  font-size:clamp(16px,1.05vw,17px);
  line-height:1.75;
  color:var(--mist);
  background-color:var(--teal);
  background-image:
    repeating-linear-gradient(90deg,rgba(110,138,140,.10) 0 1px,transparent 1px 76px),
    repeating-linear-gradient(0deg,rgba(110,138,140,.08) 0 1px,transparent 1px 76px),
    radial-gradient(120% 80% at 78% -10%,rgba(166,64,45,.40),rgba(11,46,51,0) 62%);
}
h1,h2,h3,h4,h5,h6{
  margin:0;
  font-family:var(--font-head);
  font-weight:900;
  line-height:1.04;
  letter-spacing:-.02em;
}
h1{font-size:clamp(2.5rem,7vw,5.4rem)}
h2{font-size:clamp(1.75rem,3.6vw,3rem)}
h3{font-size:clamp(1.2rem,1.9vw,1.55rem);line-height:1.28;letter-spacing:-.01em}
h4{font-size:1.05rem;line-height:1.4;letter-spacing:0}
p,ul,ol,dl,figure,blockquote{margin:0}
ul,ol{list-style:none;padding:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
img,picture,svg,video{max-width:100%}
img{display:block;height:auto}
::selection{background:var(--lime);color:var(--ink)}
:where(a,button,summary,input,[tabindex]):focus-visible{
  outline:3px solid var(--lime);
  outline-offset:3px;
  border-radius:6px;
}
.container{
  width:min(1240px,calc(100% - var(--gutter) * 2));
  margin-inline:auto;
}
.page-main{display:block;padding-top:clamp(20px,3vw,40px)}
.page-head{padding-block:clamp(14px,2.4vw,30px)}
.section{padding-block:clamp(36px,6vw,84px)}
.section--mist{background:var(--mist);color:#12292c}
.section--mist h2,.section--mist h3{color:#0B2E33}
.section--mist p,.section--mist .lede,.section--mist .prose{color:#2c4a4d}
.section--mist .eyebrow{color:var(--ochre-deep)}
.section--mist .note{color:#4a6668}
.section--ochre{background:var(--ochre);color:var(--mist)}
.section--ochre .eyebrow{color:var(--mist)}
.section--ochre .lede{color:rgba(244,240,230,.92)}
.section--ink{background:var(--ink);color:var(--mist)}
.grid{display:grid;gap:clamp(16px,2.4vw,28px)}
.grid--split{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.grid--split-rev{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.stack > * + *{margin-top:var(--stack,16px)}
.cluster{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--sand);
}
.eyebrow::before{content:"";width:26px;height:4px;border-radius:2px;background:var(--lime)}
.lede{
  font-size:clamp(1rem,1.35vw,1.15rem);
  line-height:1.8;
  max-width:68ch;
  color:rgba(244,240,230,.88);
}
.prose{max-width:var(--measure);font-size:1rem;line-height:1.8}
.prose p + p{margin-top:1em}
.note{font-size:13px;line-height:1.65;color:var(--slate)}
.rule{
  height:3px;border:0;margin-block:clamp(20px,3vw,36px);
  background:repeating-linear-gradient(90deg,var(--sand) 0 14px,transparent 14px 26px);
}
.dot-list li{position:relative;padding-left:20px;margin-top:10px;line-height:1.7}
.dot-list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:8px;height:8px;border-radius:2px;background:var(--lime);transform:rotate(45deg);
}
.score,.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  letter-spacing:-.02em;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:999px;
  font-size:12px;font-weight:800;letter-spacing:.06em;line-height:1.4;
  border:2px solid currentColor;
}
.tag--sand{color:var(--sand);border-color:var(--sand)}
.tag--lime{color:var(--ink);background:var(--lime);border-color:var(--lime)}
.tag--ochre{color:var(--mist);background:var(--ochre);border-color:var(--ochre)}
.tag--ink{color:var(--ink);border-color:var(--ink)}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 26px;border-radius:999px;
  font-family:var(--font-body);font-size:15px;font-weight:800;line-height:1;
  background:var(--mist);color:var(--ink);
  border:3px solid var(--ink);
  box-shadow:6px 6px 0 var(--ochre-deep);
  cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease);
}
.btn:hover{transform:translate(-2px,-2px);box-shadow:9px 9px 0 var(--ochre-deep)}
.btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ochre-deep)}
.btn--lime{background:var(--lime);color:var(--ink);box-shadow:6px 6px 0 var(--ink)}
.btn--lime:hover{box-shadow:9px 9px 0 var(--ink)}
.btn--ghost{
  background:transparent;color:var(--mist);
  border-color:var(--mist);box-shadow:6px 6px 0 rgba(244,240,230,.24);
}
.btn--ghost:hover{background:var(--mist);color:var(--ink);box-shadow:9px 9px 0 var(--ochre)}
.btn--block{display:flex;width:100%;justify-content:center}
.btn-arrow{font-family:var(--font-mono);font-weight:700;font-size:14px}
.panel{
  padding:clamp(18px,2.4vw,28px);
  border:var(--edge) solid var(--ink);
  border-radius:var(--radius);
  background:var(--mist);color:var(--ink);
  box-shadow:8px 8px 0 rgba(7,20,23,.38);
}
.panel--ink{background:var(--teal);color:var(--mist);border-color:var(--mist);box-shadow:8px 8px 0 var(--ochre)}
.panel--ochre{background:var(--ochre);color:var(--mist);border-color:var(--ink);box-shadow:8px 8px 0 var(--ink)}
.media-frame{
  position:relative;overflow:hidden;
  aspect-ratio:16/10;
  border:var(--edge) solid var(--ink);
  border-radius:18px;
  background:
    linear-gradient(150deg,var(--teal) 0%,var(--teal-soft) 46%,var(--ochre-deep) 100%);
  box-shadow:8px 8px 0 rgba(7,20,23,.4);
}
.media-frame > img,.media-frame > picture > img{
  display:block;width:100%;height:100%;object-fit:cover;
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--square{aspect-ratio:1/1}
.media-frame__caption{
  position:absolute;left:14px;right:14px;bottom:14px;
  padding:8px 12px;border-radius:10px;
  background:rgba(7,20,23,.84);
  border:2px solid rgba(184,255,61,.5);
  color:var(--mist);font-size:12.5px;font-weight:700;line-height:1.5;
}
.breadcrumb{padding-block:6px 14px}
.breadcrumb-list{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.breadcrumb-list li{display:flex;align-items:center;gap:8px}
.breadcrumb-list li + li::before{
  content:"/";font-family:var(--font-mono);color:var(--sand);
}
.breadcrumb-link{
  color:var(--mist);
  border-bottom:2px solid transparent;
  transition:color var(--ease),border-color var(--ease);
}
.breadcrumb-link:hover{color:var(--lime);border-bottom-color:var(--lime)}
.breadcrumb-current{color:var(--sand)}
.breadcrumb--light .breadcrumb-link{color:#12292c}
.breadcrumb--light .breadcrumb-link:hover{color:var(--ochre-deep);border-bottom-color:var(--ochre-deep)}
.breadcrumb--light .breadcrumb-current{color:var(--ochre-deep)}
.skip-link{
  position:fixed;top:10px;left:10px;z-index:200;
  padding:12px 22px;border-radius:999px;
  background:var(--lime);color:var(--ink);
  font-weight:800;font-size:14px;
  transform:translateY(-180%);
  transition:transform var(--ease);
}
.skip-link:focus{transform:translateY(0)}
.site-header{
  position:sticky;top:0;z-index:80;
  padding:clamp(10px,1.6vw,18px) clamp(12px,3vw,28px) 0;
  background:linear-gradient(180deg,rgba(7,20,23,.92),rgba(7,20,23,.74) 56%,rgba(7,20,23,0));
  transition:background var(--ease),padding var(--ease);
}
.site-header[data-scrolled="true"]{
  padding-top:8px;
  background:linear-gradient(180deg,rgba(7,20,23,.99),rgba(7,20,23,.9) 74%,rgba(7,20,23,.5));
}
.header-shell{
  position:relative;
  width:min(1300px,100%);
  margin-inline:auto;
  display:flex;align-items:center;justify-content:space-between;
  gap:clamp(10px,1.4vw,18px);
}
.brand-capsule{
  flex:0 0 auto;
  display:inline-flex;align-items:center;gap:12px;
  padding:7px 20px 7px 7px;
  border:var(--edge) solid var(--ink);
  border-radius:999px;
  background:var(--mist);color:var(--ink);
  box-shadow:5px 5px 0 var(--ochre);
  transition:transform var(--ease),box-shadow var(--ease);
}
.brand-capsule:hover{transform:translate(-2px,-2px);box-shadow:8px 8px 0 var(--ochre)}
.brand-mark{
  flex:0 0 auto;
  display:grid;place-items:center;
  width:36px;height:36px;
  border-radius:11px;
  background:var(--ochre);color:var(--mist);
  font-family:var(--font-head);font-weight:900;font-size:1.05rem;line-height:1;
  transform:rotate(-4deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{
  font-family:var(--font-head);font-weight:900;
  font-size:1.02rem;letter-spacing:-.01em;color:var(--ink);
}
.brand-tag{font-size:11.5px;font-weight:600;color:#3f5a5c;letter-spacing:.01em}
.nav-island{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;
  padding:5px 6px 5px 8px;
  border:2px solid rgba(244,240,230,.22);
  border-radius:999px;
  background:rgba(7,20,23,.85);
  box-shadow:6px 6px 0 rgba(7,20,23,.45);
  transition:padding var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-link{
  display:inline-block;
  padding:9px 14px;border-radius:999px;
  font-size:14px;font-weight:700;letter-spacing:.01em;
  color:var(--mist);white-space:nowrap;
  transition:background-color var(--ease),color var(--ease);
}
.nav-link:hover{background:rgba(244,240,230,.12);color:var(--sand)}
.nav-link[aria-current="page"]{background:var(--sand);color:var(--ink)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  margin-left:6px;
  padding:10px 17px;border-radius:999px;
  background:var(--lime);color:var(--ink);
  border:2px solid var(--lime);
  font-size:14px;font-weight:800;letter-spacing:.01em;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease);
}
.nav-cta::after{content:"↗";font-family:var(--font-mono);font-size:13px}
.nav-cta:hover{
  background:var(--ink);color:var(--lime);
  transform:translate(-1px,-1px);
  box-shadow:4px 4px 0 var(--ochre);
}
.nav-toggle{
  display:none;
  align-items:center;gap:9px;
  padding:8px 16px 8px 12px;
  border:var(--edge) solid var(--ink);
  border-radius:999px;
  background:var(--mist);color:var(--ink);
  font-size:14px;font-weight:800;
  box-shadow:4px 4px 0 var(--ochre);
  cursor:pointer;
  transition:box-shadow var(--ease),transform var(--ease);
}
.nav-toggle:hover{transform:translate(-1px,-1px);box-shadow:6px 6px 0 var(--ochre)}
.nav-toggle-bars{position:relative;display:block;width:20px;height:12px}
.nav-toggle-bars::before,.nav-toggle-bars::after{
  content:"";position:absolute;left:0;right:0;height:3px;border-radius:2px;
  background:var(--ink);
  transition:transform var(--ease),top var(--ease),bottom var(--ease);
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{top:4.5px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{bottom:4.5px;transform:rotate(-45deg)}
.scroll-rail{
  width:min(1300px,100%);
  height:3px;
  margin:8px auto 0;
  border-radius:999px;
  background:rgba(244,240,230,.16);
  overflow:hidden;
}
.scroll-rail-fill{
  display:block;height:100%;width:0;
  border-radius:999px;
  background:linear-gradient(90deg,var(--sand),var(--lime));
  transition:width 120ms linear;
}
.site-footer{
  position:relative;
  margin-top:clamp(48px,8vw,110px);
  background:var(--ink);
  color:var(--mist);
  overflow:hidden;
}
.footer-slab{
  height:clamp(22px,4vw,46px);
  background:linear-gradient(90deg,var(--ochre),var(--ochre-deep));
  clip-path:polygon(0 0,100% 0,100% 30%,0 100%);
}
.footer-shell{
  width:min(1240px,100%);
  margin-inline:auto;
  padding:clamp(30px,5vw,62px) var(--gutter) clamp(24px,3vw,40px);
  background-image:repeating-linear-gradient(90deg,rgba(110,138,140,.12) 0 1px,transparent 1px 64px);
}
.footer-top{
  display:grid;
  grid-template-columns:1.25fr .95fr 1fr;
  gap:clamp(24px,4vw,56px);
  padding-bottom:clamp(24px,4vw,44px);
  border-bottom:2px dashed rgba(244,240,230,.22);
}
.footer-brand-block{max-width:34ch}
.footer-brand{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(1.5rem,3vw,2.2rem);line-height:1.05;letter-spacing:-.02em;
  color:var(--mist);
}
.footer-note{
  margin-top:10px;
  font-size:14px;font-weight:700;letter-spacing:.04em;
  color:var(--sand);
}
.footer-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:16px}
.footer-meta li{
  display:flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--slate);
}
.footer-meta li::before{
  content:"";width:7px;height:7px;border-radius:2px;
  background:var(--lime);transform:rotate(45deg);
}
.footer-label{
  display:flex;align-items:center;gap:8px;
  margin-bottom:14px;
  font-size:12px;font-weight:800;letter-spacing:.16em;
  color:var(--sand);
}
.footer-label::before{
  content:"";width:10px;height:10px;border-radius:2px;
  background:var(--lime);transform:rotate(45deg);
}
.footer-links{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:4px 20px;
  counter-reset:flink;
}
.footer-links li{counter-increment:flink}
.footer-link{
  display:flex;align-items:baseline;gap:9px;
  padding:6px 0;
  font-size:14.5px;font-weight:600;
  color:rgba(244,240,230,.84);
  border-bottom:2px solid transparent;
  transition:color var(--ease),border-color var(--ease),transform var(--ease);
}
.footer-link::before{
  content:counter(flink,decimal-leading-zero);
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  color:var(--sand);
}
.footer-link:hover{
  color:var(--lime);
  border-bottom-color:var(--lime);
  transform:translateX(3px);
}
.footer-contact-list li{margin-bottom:14px}
.footer-contact-list li:last-child{margin-bottom:0}
.contact-key{
  display:block;
  font-size:11px;font-weight:800;letter-spacing:.14em;
  color:var(--slate);
}
.contact-val{
  display:block;
  font-family:var(--font-mono);font-size:14px;line-height:1.6;
  color:var(--mist);word-break:break-word;
}
.contact-val--text{font-family:var(--font-body);font-size:13.5px;line-height:1.65;color:rgba(244,240,230,.86)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:12px 24px;
  padding-top:clamp(20px,3vw,30px);
}
.footer-icp{
  padding:5px 13px;border-radius:999px;
  border:2px solid rgba(110,138,140,.55);
  font-family:var(--font-mono);font-size:12.5px;color:var(--slate);
}
.footer-copy{font-size:13px;color:rgba(244,240,230,.74)}
.footer-service{
  flex-basis:100%;
  max-width:76ch;
  font-size:12.5px;line-height:1.65;color:var(--slate);
}
@media (max-width:1100px){
  .nav-link{padding:9px 11px;font-size:13.5px}
  .nav-cta{padding:9px 14px;font-size:13.5px}
}
@media (max-width:960px){
  .nav-toggle{display:inline-flex}
  .nav-island{
    position:absolute;
    z-index:90;
    top:calc(100% + 12px);
    left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    margin-left:0;
    padding:12px;
    border:var(--edge) solid var(--mist);
    border-radius:24px;
    background:var(--ink);
    box-shadow:8px 8px 0 var(--ochre);
    max-height:calc(100vh - 150px);
    overflow:auto;
  }
  .nav-island[data-open]{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{
    padding:14px 16px;border-radius:14px;
    border:2px solid transparent;
    font-size:15.5px;
  }
  .nav-link[aria-current="page"]{border-color:var(--sand)}
  .nav-cta{
    justify-content:center;
    margin-left:0;margin-top:4px;
    padding:14px 18px;border-radius:16px;font-size:15px;
  }
  .grid--split,.grid--split-rev,.grid--3{grid-template-columns:minmax(0,1fr)}
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-brand-block{grid-column:1 / -1;max-width:none}
}
@media (max-width:640px){
  .grid--2{grid-template-columns:minmax(0,1fr)}
  .brand-tag{display:none}
  .brand-capsule{padding:6px 14px 6px 6px;gap:9px}
  .nav-toggle-text{display:none}
  .nav-toggle{padding:9px 13px}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:26px}
  .footer-links{grid-template-columns:minmax(0,1fr)}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%;justify-content:center}
  .cluster .btn{width:auto}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
}