*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg{display:block;max-width:100%}
img{height:auto}
button{font:inherit;color:inherit}
a{color:inherit}

:root{
  --ink-deep:#0B1F2A;
  --ink-deeper:#071620;
  --teal-deep:#113B3A;
  --brass:#B27A3C;
  --brass-bright:#D9A05B;
  --amber:#E08A2E;
  --mint:#56B99B;
  --wine:#6E2E3E;
  --ivory:#F2E8D8;
  --graphite:#1B2228;
  --line:rgba(178,122,60,.36);
  --line-soft:rgba(242,232,216,.13);
  --rail-w:268px;
  --topbar-h:64px;
  --font-display:Georgia,"Songti SC","Noto Serif SC","Source Han Serif SC",serif;
  --font-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"Cascadia Mono","Roboto Mono",Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
}

html{scroll-behavior:smooth}
body{
  min-height:100vh;
  padding-left:0;
  color:var(--ivory);
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.75;
  background-color:var(--ink-deep);
  background-image:
    linear-gradient(rgba(242,232,216,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(242,232,216,.035) 1px,transparent 1px);
  background-size:64px 64px;
  background-position:-1px -1px;
  -webkit-font-smoothing:antialiased;
}
body[data-lock="true"]{overflow:hidden}

:focus-visible{outline:2px solid var(--brass-bright);outline-offset:3px}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;
  top:12px;
  left:12px;
  z-index:200;
  padding:10px 16px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  color:#14100a;
  text-decoration:none;
  background:linear-gradient(140deg,var(--brass-bright),var(--brass));
  border-radius:2px;
  transform:translateY(-220%);
  transition:transform .18s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ---------- header / side rail ---------- */
.site-header{
  position:fixed;
  top:0;
  left:0;
  bottom:0;
  z-index:60;
  width:var(--rail-w);
  display:flex;
  flex-direction:column;
  gap:16px;
  padding:26px 22px 22px;
  overflow-y:auto;
  overflow-x:hidden;
  overscroll-behavior:contain;
  scrollbar-width:thin;
  scrollbar-color:rgba(178,122,60,.5) transparent;
  color:var(--ivory);
  border-right:1px solid var(--line);
  background-color:var(--ink-deep);
  background-image:
    repeating-linear-gradient(180deg,rgba(217,160,91,.42) 0 1px,transparent 1px 14px),
    linear-gradient(180deg,#102c38 0%,var(--ink-deep) 44%,#06141c 100%);
  background-size:6px 100%,100% 100%;
  background-position:right top,0 0;
  background-repeat:no-repeat,no-repeat;
}

.brand{
  display:flex;
  align-items:center;
  gap:14px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line-soft);
  text-decoration:none;
}
.brand__dial{
  position:relative;
  flex:0 0 54px;
  width:54px;
  height:54px;
  border-radius:50%;
  border:1px solid rgba(178,122,60,.55);
  background:radial-gradient(circle at 50% 50%,rgba(217,160,91,.18),transparent 68%);
}
.brand__dial::before{
  content:"";
  position:absolute;
  inset:3px;
  border-radius:50%;
  background:repeating-conic-gradient(from 0deg,rgba(217,160,91,.9) 0deg 2.4deg,transparent 2.4deg 15deg);
  -webkit-mask:radial-gradient(circle,transparent 0 63%,#000 64%);
  mask:radial-gradient(circle,transparent 0 63%,#000 64%);
  animation:dial-spin 26s linear infinite;
}
.brand__dial::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  width:2px;
  height:16px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brass-bright),rgba(217,160,91,0));
  transform:translate(-50%,-100%) rotate(36deg);
  transform-origin:50% 100%;
}
@keyframes dial-spin{to{transform:rotate(360deg)}}
.brand__type{display:flex;flex-direction:column;gap:3px;min-width:0}
.brand__mark{
  font-family:var(--font-display);
  font-size:18px;
  font-weight:700;
  line-height:1.25;
  letter-spacing:.04em;
}
.brand__sub{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:rgba(217,160,91,.88);
  white-space:nowrap;
}

.rail__cta{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 14px;
  text-decoration:none;
  color:#14100a;
  font-family:var(--font-mono);
  background:linear-gradient(140deg,var(--brass-bright),var(--brass) 68%,#8a5c2b);
  clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);
  transition:filter .2s var(--ease);
}
.rail__cta:hover{filter:brightness(1.08)}
.rail__cta-k{font-size:12px;letter-spacing:.16em;font-weight:600}
.rail__cta-v{font-size:10.5px;letter-spacing:.1em;opacity:.68}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  flex:0 0 auto;
  padding:9px 12px;
  color:var(--ivory);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.16em;
  background:rgba(178,122,60,.14);
  border:1px solid var(--line);
  border-radius:2px;
  cursor:pointer;
}
.nav-toggle__bars{position:relative;display:block;width:16px;height:9px}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  height:1.5px;
  background:var(--brass-bright);
  transition:top .2s var(--ease),bottom .2s var(--ease),transform .2s var(--ease);
}
.nav-toggle__bars::before{top:0}
.nav-toggle__bars::after{bottom:0}
.site-header[data-open="true"] .nav-toggle__bars::before{top:3.5px;transform:rotate(45deg)}
.site-header[data-open="true"] .nav-toggle__bars::after{bottom:3.5px;transform:rotate(-45deg)}

.site-nav{min-height:0}
.nav-list{display:flex;flex-direction:column;gap:1px}
.nav-list a{
  position:relative;
  display:flex;
  align-items:baseline;
  gap:11px;
  padding:10px 12px 10px 13px;
  color:rgba(242,232,216,.74);
  font-size:15px;
  letter-spacing:.03em;
  text-decoration:none;
  border-left:1px solid transparent;
  transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);
}
.nav-list a::before{
  content:attr(data-index);
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.08em;
  color:rgba(178,122,60,.8);
  transition:color .2s var(--ease);
}
.nav-list a:hover{color:var(--ivory);background:rgba(178,122,60,.11)}
.nav-list a:hover::before{color:var(--brass-bright)}
.nav-list a[aria-current="page"]{
  color:var(--ivory);
  background:linear-gradient(90deg,rgba(178,122,60,.26),rgba(178,122,60,.02));
  border-left-color:var(--brass-bright);
}
.nav-list a[aria-current="page"]::before{color:var(--brass-bright)}
.nav-list a[aria-current="page"]::after{
  content:"";
  position:absolute;
  right:12px;
  top:50%;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--brass-bright);
  transform:translateY(-50%);
  box-shadow:0 0 0 3px rgba(217,160,91,.18);
}

.rail__gauge{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:auto;
  padding-top:16px;
  border-top:1px solid var(--line-soft);
}
.rail__gauge-track{
  position:relative;
  display:block;
  flex:0 0 5px;
  width:5px;
  height:70px;
  border-radius:3px;
  background:rgba(242,232,216,.1);
  overflow:hidden;
}
.rail__gauge-fill{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:0;
  border-radius:3px;
  background:linear-gradient(180deg,var(--brass-bright),var(--brass));
  transition:height .12s linear;
}
.rail__gauge-meta{display:flex;flex-direction:column;gap:4px}
.rail__gauge-label{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.2em;
  color:rgba(242,232,216,.5);
}
.rail__gauge-num{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.06em;
  color:var(--brass-bright);
}

/* ---------- footer ---------- */
.site-footer{
  position:relative;
  margin-top:80px;
  color:var(--ivory);
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,#0a2029 0%,var(--teal-deep) 52%,#0c2c2b 100%);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:6px;
  background:repeating-linear-gradient(90deg,rgba(217,160,91,.62) 0 1px,transparent 1px 11px);
  opacity:.75;
  pointer-events:none;
}
.footer__inner{
  max-width:1200px;
  margin:0 auto;
  padding:58px 32px 44px;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1.55fr);
  gap:44px 56px;
}
.footer__plate{
  position:relative;
  padding:24px 22px 26px;
  border:1px solid var(--line-soft);
  background:linear-gradient(150deg,rgba(11,31,42,.62),rgba(7,22,32,.24));
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,16px 100%,0 calc(100% - 16px));
}
.footer__brand{
  font-family:var(--font-display);
  font-size:19px;
  line-height:1.5;
  letter-spacing:.03em;
  color:var(--ivory);
}
.footer__status{
  display:flex;
  align-items:center;
  gap:9px;
  margin-top:14px;
  padding-top:14px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  color:rgba(242,232,216,.72);
}
.footer__dot{
  flex:0 0 7px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--mint);
  box-shadow:0 0 0 3px rgba(86,185,155,.18);
}
.footer-contact{
  display:flex;
  flex-direction:column;
  gap:9px;
  margin-top:16px;
  font-size:14px;
  line-height:1.6;
  color:rgba(242,232,216,.8);
}
.footer-contact__row{display:flex;align-items:baseline;gap:10px}
.footer-contact__key{
  flex:0 0 42px;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.14em;
  color:rgba(217,160,91,.9);
}
.footer__cols{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(148px,1fr));
  gap:32px 28px;
}
.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  font-weight:500;
  letter-spacing:.2em;
  color:var(--brass-bright);
  text-transform:uppercase;
}
.footer-list{display:flex;flex-direction:column;gap:9px}
.footer-list a{
  font-size:14.5px;
  color:rgba(242,232,216,.78);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.footer-list a:hover{color:var(--ivory);border-bottom-color:var(--brass)}
.footer__base{
  max-width:1200px;
  margin:0 auto;
  padding:18px 32px 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 28px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
  color:rgba(242,232,216,.6);
}
.footer__meta{display:flex;flex-wrap:wrap;gap:8px 20px}
.footer__meta a{color:rgba(242,232,216,.74);text-decoration:none}
.footer__meta a:hover{color:var(--brass-bright)}

/* ---------- layout primitives ---------- */
.container{max-width:1180px;margin:0 auto;padding:0 32px}
.container--narrow{max-width:800px}
.section{padding:64px 0}
.section__head{display:flex;flex-direction:column;gap:12px;max-width:64ch;margin-bottom:32px}
.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--brass-bright);
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--brass)}

.display{
  font-family:var(--font-display);
  font-weight:700;
  line-height:1.16;
  letter-spacing:-.01em;
  color:var(--ivory);
}
h1.display{font-size:clamp(2rem,4.6vw,3.45rem)}
h2.display{font-size:clamp(1.5rem,3vw,2.25rem)}
h3.display{font-size:clamp(1.15rem,2vw,1.5rem)}
.lead{
  max-width:62ch;
  font-size:clamp(1rem,1.5vw,1.125rem);
  line-height:1.8;
  color:rgba(242,232,216,.82);
}

.prose{max-width:68ch;color:rgba(242,232,216,.86)}
.prose > * + *{margin-top:1.1em}
.prose h2,.prose h3{
  font-family:var(--font-display);
  line-height:1.32;
  color:var(--ivory);
  margin-top:1.7em;
}
.prose h2{font-size:1.5rem}
.prose h3{font-size:1.18rem}
.prose ul{margin:0;padding-left:0}
.prose ul li{position:relative;padding-left:20px;margin-bottom:.5em}
.prose ul li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.78em;
  width:7px;
  height:1px;
  background:var(--brass);
}
.prose a{
  color:var(--brass-bright);
  text-decoration:none;
  border-bottom:1px solid rgba(217,160,91,.4);
}
.prose a:hover{border-bottom-color:var(--brass-bright)}
.prose strong{color:var(--ivory)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 22px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-decoration:none;
  color:#14100a;
  background:linear-gradient(150deg,var(--brass-bright),var(--brass) 62%,#8d5f2c);
  box-shadow:inset 0 0 0 1px rgba(255,245,225,.28);
  border:0;
  border-radius:0;
  clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
  cursor:pointer;
  transition:filter .2s var(--ease),transform .2s var(--ease);
}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--ivory);outline-offset:-4px}
.btn--ghost{
  color:var(--brass-bright);
  background:rgba(178,122,60,.06);
  box-shadow:inset 0 0 0 1px var(--line);
}
.btn--ghost:hover{color:var(--ivory);background:rgba(178,122,60,.16)}
.btn--sm{padding:8px 15px;font-size:11px;letter-spacing:.12em}

/* ---------- breadcrumbs ---------- */
.crumbs{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  color:rgba(242,232,216,.55);
}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li + li::before{content:"/";color:rgba(178,122,60,.7)}
.crumbs a{color:rgba(242,232,216,.72);text-decoration:none}
.crumbs a:hover{color:var(--brass-bright)}
.crumbs [aria-current="page"]{color:var(--brass-bright)}

/* ---------- grid ---------- */
.grid{display:grid;gap:24px}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(232px,1fr))}

.panel{
  position:relative;
  padding:24px;
  border:1px solid var(--line-soft);
  background:linear-gradient(160deg,rgba(17,59,58,.58),rgba(11,31,42,.86));
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,0 100%);
}

/* ---------- tags ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--brass-bright);
  border:1px solid var(--line);
  border-radius:2px;
  background:rgba(178,122,60,.08);
}
.tag--mint{color:var(--mint);border-color:rgba(86,185,155,.5);background:rgba(86,185,155,.1)}
.tag--amber{color:var(--amber);border-color:rgba(224,138,46,.5);background:rgba(224,138,46,.1)}
.tag--wine{color:#F6DCE2;border-color:rgba(110,46,62,.8);background:rgba(110,46,62,.55)}

/* ---------- media frame ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16/10;
  border:1px solid var(--line);
  background:linear-gradient(150deg,#14323f,#0a1c26 72%);
  clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,18px 100%,0 calc(100% - 18px));
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";
  position:absolute;
  top:9px;
  right:9px;
  width:18px;
  height:18px;
  border-top:1px solid rgba(217,160,91,.7);
  border-right:1px solid rgba(217,160,91,.7);
  pointer-events:none;
}
.media-frame--square{aspect-ratio:1/1}
.media-frame--wide{aspect-ratio:21/9}

/* ---------- dial module ---------- */
.dial{
  position:relative;
  display:grid;
  place-items:center;
  aspect-ratio:1/1;
  border-radius:50%;
  border:1px solid var(--line);
  background:radial-gradient(circle at 50% 38%,#16403f,#0b2529 72%);
}
.dial::before{
  content:"";
  position:absolute;
  inset:9px;
  border-radius:50%;
  background:repeating-conic-gradient(from 0deg,rgba(217,160,91,.62) 0deg 1.6deg,transparent 1.6deg 12deg);
  -webkit-mask:radial-gradient(circle,transparent 0 78%,#000 79%);
  mask:radial-gradient(circle,transparent 0 78%,#000 79%);
  pointer-events:none;
}
.dial__value{
  position:relative;
  font-family:var(--font-mono);
  font-size:clamp(1.1rem,2.4vw,1.6rem);
  letter-spacing:.06em;
  color:var(--brass-bright);
  text-align:center;
}

/* ---------- fold ---------- */
.fold{
  border-bottom:1px solid var(--line-soft);
  background:linear-gradient(90deg,rgba(17,59,58,.34),transparent 72%);
}
.fold__sum{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 18px;
  font-weight:600;
  color:var(--ivory);
  cursor:pointer;
  list-style:none;
}
.fold__sum::-webkit-details-marker{display:none}
.fold__sum::after{
  content:"+";
  font-family:var(--font-mono);
  font-size:16px;
  line-height:1;
  color:var(--brass-bright);
}
.fold[open] .fold__sum::after{content:"–"}
.fold[open] .fold__sum{color:var(--brass-bright)}
.fold__body{padding:0 18px 18px;color:rgba(242,232,216,.82)}

/* ---------- timeline ---------- */
.timeline{
  position:relative;
  padding-left:26px;
  border-left:1px solid var(--line);
}
.timeline__item{position:relative;padding-bottom:22px}
.timeline__item:last-child{padding-bottom:0}
.timeline__item::before{
  content:"";
  position:absolute;
  left:-31px;
  top:9px;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--brass-bright);
  box-shadow:0 0 0 3px rgba(178,122,60,.18);
}

/* ---------- responsive ---------- */
@media (min-width:1024px){
  body{padding-left:var(--rail-w)}
}
@media (min-width:1024px) and (max-width:1279px){
  :root{--rail-w:238px}
  .site-header{padding:22px 18px 20px}
  .brand__mark{font-size:17px}
  .brand__dial{flex-basis:46px;width:46px;height:46px}
  .footer__inner{gap:36px 40px}
}
@media (max-width:1023px){
  body{padding-top:var(--topbar-h)}
  .site-header{
    top:0;
    right:0;
    bottom:auto;
    left:0;
    width:auto;
    height:var(--topbar-h);
    flex-direction:row;
    align-items:center;
    gap:12px;
    padding:0 16px;
    overflow:visible;
    border-right:0;
    border-bottom:1px solid var(--line);
    background-image:linear-gradient(180deg,#102c38,#0B1F2A);
    background-size:100% 100%;
    background-position:0 0;
  }
  .brand{padding-bottom:0;border-bottom:0;gap:11px}
  .brand__dial{flex-basis:38px;width:38px;height:38px;border-width:1px}
  .brand__dial::before{inset:2px}
  .brand__dial::after{height:12px}
  .brand__mark{font-size:16px}
  .brand__sub{display:none}
  .rail__cta,.rail__gauge{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .site-nav{
    position:fixed;
    top:var(--topbar-h);
    left:0;
    right:0;
    bottom:0;
    z-index:55;
    padding:18px 16px 44px;
    overflow-y:auto;
    overscroll-behavior:contain;
    background-image:linear-gradient(180deg,#0a1c26,#071620 82%);
    border-top:1px solid var(--line);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s linear;
  }
  .site-header[data-open="true"] .site-nav{
    opacity:1;
    visibility:visible;
    transform:none;
  }
  .nav-list a{
    padding:14px 12px;
    font-size:17px;
    border-left:0;
    border-bottom:1px solid rgba(242,232,216,.08);
  }
  .nav-list a::before{font-size:12px}
  .nav-list a[aria-current="page"]{border-left-color:transparent}
  .footer__inner{grid-template-columns:1fr;padding:44px 20px 34px;gap:32px}
  .footer__base{padding:16px 20px 26px;flex-direction:column;align-items:flex-start}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 20px}
  .section{padding:44px 0}
  .site-footer{margin-top:52px}
  .footer__brand{font-size:17px}
  .footer-contact__row{flex-wrap:wrap}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .brand__dial::before{animation:none}
  .rail__gauge-fill{transition:none}
}