*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
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;cursor:pointer}

:root{
  --ink:#0B0D0C;
  --ink-1:#0F1312;
  --turquoise:#14332D;
  --gold:#C8A45C;
  --gold-deep:#8E7434;
  --mist:#A89572;
  --peacock:#2F7A68;
  --sunset:#D9774A;
  --rice:#F2E9D8;
  --rice-2:#E5D8BF;
  --copper:#756F64;

  --text:#F2E9D8;
  --text-dim:rgba(242,233,216,.68);
  --text-mute:rgba(168,149,114,.92);
  --hairline:rgba(200,164,92,.26);
  --hairline-soft:rgba(242,233,216,.12);

  --grad-gold:linear-gradient(135deg,#8E7434 0%,#C8A45C 42%,#E4CE9A 58%,#A89572 100%);
  --grad-night:linear-gradient(150deg,rgba(20,51,45,.86),rgba(11,13,12,.92));

  --font-display:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","SimSun",Georgia,serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;

  --gutter:clamp(18px,4vw,48px);
  --width:1200px;
  --header-h:78px;
  --radius-l:26px;
  --radius-m:16px;
  --radius-s:10px;
  --shadow-1:0 18px 40px -26px rgba(0,0,0,.9);
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:280ms;
}

body{
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--ink);
  background-image:
    radial-gradient(1100px 620px at 84% -12%,rgba(47,122,104,.20),transparent 62%),
    radial-gradient(820px 520px at 2% -6%,rgba(217,119,74,.11),transparent 58%),
    linear-gradient(180deg,#0B0D0C 0%,#0B0D0C 55%,#090B0A 100%);
  min-height:100vh;
  overflow-x:hidden;
}
::selection{background:rgba(200,164,92,.34);color:var(--rice)}
:where(a,button,[tabindex]):focus-visible{outline:2px solid var(--gold);outline-offset:3px}
#main-content{display:block;scroll-margin-top:calc(var(--header-h) + 24px)}

h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:700;line-height:1.14;letter-spacing:-.015em}
h1{font-size:clamp(40px,6vw,88px)}
h2{font-size:clamp(28px,3.4vw,44px)}
h3{font-size:clamp(21px,2.2vw,28px)}
h4{font-size:clamp(18px,1.6vw,21px)}
p{max-width:72ch}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.08em}
.container{width:min(var(--width),100% - var(--gutter)*2);margin-inline:auto}
.stack{display:grid;gap:clamp(12px,1.6vw,20px)}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px}

.section{padding-block:clamp(48px,7vw,96px)}
.section--tight{padding-block:clamp(30px,4vw,56px)}
.section--paper{background:linear-gradient(180deg,#F2E9D8 0%,#E8DCC5 100%);color:#1A1D1B}
.section--paper h2,.section--paper h3,.section--paper h4{color:#141715}
.section--paper .lede{color:#4A4F4A}
.section--paper .eyebrow{color:#8A6F32}
.section--paper .note{color:#6A6F68}
.section-head{display:grid;gap:14px;max-width:66ch}
.section-title{font-size:clamp(28px,3.4vw,44px)}

.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--mist)}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),rgba(200,164,92,0))}
.lede{font-size:clamp(17px,1.25vw,19px);color:var(--text-dim);max-width:62ch;line-height:1.8}
.note{font-size:13.5px;color:var(--text-mute);line-height:1.7}
.rule{height:1px;border:0;background:linear-gradient(90deg,rgba(200,164,92,.55),rgba(200,164,92,0))}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 26px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.03em;border:1px solid transparent;text-align:center;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background-color var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn--gold{background:var(--grad-gold);color:#0B0D0C;box-shadow:0 18px 34px -24px rgba(200,164,92,.95)}
.btn--ghost{border-color:rgba(200,164,92,.5);color:var(--rice);background:rgba(242,233,216,.03)}
.btn--ghost:hover{background:rgba(200,164,92,.14);border-color:var(--gold)}
.btn--peacock{background:linear-gradient(140deg,#2F7A68,#1E5648);color:#F2E9D8;border-color:rgba(47,122,104,.9)}
.btn--peacock:hover{background:linear-gradient(140deg,#37907A,#225E4F)}
.btn--small{padding:10px 18px;font-size:13.5px}

.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;border:1px solid var(--hairline);font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--mist);text-transform:uppercase}
.tag--gold{color:var(--gold);border-color:rgba(200,164,92,.5);background:rgba(200,164,92,.10)}
.tag--peacock{color:#8FD3C1;border-color:rgba(47,122,104,.62);background:rgba(47,122,104,.16)}
.tag--sunset{color:#F0A987;border-color:rgba(217,119,74,.55);background:rgba(217,119,74,.13)}

.grid{display:grid;gap:clamp(18px,2.2vw,30px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--7-5{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.grid--8-4{grid-template-columns:minmax(0,8fr) minmax(0,4fr)}

.card{position:relative;padding:clamp(20px,2.4vw,30px);border-radius:var(--radius-m);border:1px solid var(--hairline-soft);background:linear-gradient(155deg,rgba(242,233,216,.055),rgba(242,233,216,.014));box-shadow:var(--shadow-1)}
.card--paper{background:linear-gradient(160deg,#F2E9D8,#E3D5BB);color:#1A1D1B;border-color:rgba(11,13,12,.12)}
.card-index{font-family:var(--font-mono);font-size:12px;letter-spacing:.2em;color:var(--gold)}
.card-title{font-family:var(--font-display);font-size:clamp(20px,1.8vw,25px);margin-top:12px;line-height:1.25}
.card-body{margin-top:10px;color:var(--text-dim);font-size:15.5px;line-height:1.75}
.card--paper .card-body{color:#3A3F3B}
.card--paper .card-index{color:#8A6F32}

.media-frame{position:relative;overflow:hidden;border-radius:var(--radius-m);border:1px solid var(--hairline-soft);aspect-ratio:4/3;
  background:
    radial-gradient(120% 120% at 18% 0%,rgba(47,122,104,.30),transparent 62%),
    linear-gradient(160deg,#14332D 0%,#0B0D0C 72%);}
.media-frame img,.media-frame svg{width:100%;height:100%;object-fit:cover}
.media-frame::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(11,13,12,0) 42%,rgba(11,13,12,.62) 100%)}
.media-frame--wide{aspect-ratio:16/9}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--square{aspect-ratio:1/1}
.media-frame--portrait{aspect-ratio:5/6}
.figure-grid{display:grid;gap:clamp(14px,1.8vw,22px);grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.media-caption{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;color:var(--mist);margin-top:12px}

.breadcrumbs{padding-top:clamp(18px,3vw,32px)}
.breadcrumbs-list{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-mute)}
.breadcrumbs-list li{display:flex;align-items:center;gap:10px}
.breadcrumbs-list li:not(:last-child)::after{content:"/";color:rgba(117,111,100,.9)}
.breadcrumbs-list a:hover{color:var(--rice)}
.breadcrumbs-list [aria-current="page"]{color:var(--rice)}

.skip-link{position:fixed;top:10px;left:50%;z-index:200;transform:translate(-50%,-160%);background:var(--grad-gold);color:#0B0D0C;padding:10px 20px;border-radius:999px;font-size:14px;font-weight:600;transition:transform var(--dur) var(--ease)}
.skip-link:focus,.skip-link:focus-visible{transform:translate(-50%,0)}

.scroll-progress{position:fixed;inset:0 0 auto 0;height:2px;z-index:120;background:rgba(200,164,92,.14);pointer-events:none}
.scroll-progress-bar{display:block;height:100%;width:100%;transform:scaleX(0);transform-origin:0 50%;background:linear-gradient(90deg,var(--peacock),var(--gold) 55%,var(--sunset));transition:transform 120ms linear}

.site-header{position:sticky;top:0;z-index:100;padding:14px 0 0;transition:padding var(--dur) var(--ease)}
.header-shell{
  width:min(var(--width),100% - var(--gutter)*2);
  margin-inline:auto;
  display:flex;align-items:center;gap:clamp(10px,1.6vw,26px);
  padding:9px 10px 9px 18px;
  border-radius:999px;
  border:1px solid var(--hairline);
  background:linear-gradient(135deg,rgba(20,51,45,.80),rgba(11,13,12,.88));
  backdrop-filter:blur(18px) saturate(1.15);
  -webkit-backdrop-filter:blur(18px) saturate(1.15);
  box-shadow:0 22px 46px -32px rgba(0,0,0,.95),inset 0 1px 0 rgba(242,233,216,.07);
  transition:background var(--dur) var(--ease),box-shadow var(--dur) var(--ease),padding var(--dur) var(--ease);
}
.site-header[data-scrolled="true"] .header-shell{
  padding-block:5px;
  background:linear-gradient(135deg,rgba(20,51,45,.94),rgba(9,11,10,.98));
  box-shadow:0 28px 54px -32px #000,inset 0 1px 0 rgba(242,233,216,.05);
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{position:relative;display:block;width:15px;height:34px;border:1px solid var(--gold);border-radius:8px 8px 3px 3px;background:linear-gradient(180deg,rgba(200,164,92,.18),rgba(200,164,92,0))}
.brand-mark::before{content:"";position:absolute;left:50%;top:6px;width:1px;height:22px;transform:translateX(-50%);background:linear-gradient(180deg,rgba(200,164,92,0),var(--gold),rgba(200,164,92,0))}
.brand-text{display:block}
.brand-name{display:block;font-family:var(--font-display);font-size:19px;line-height:1.1;letter-spacing:.03em;color:var(--rice)}
.brand-sub{display:block;margin-top:3px;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.3em;color:var(--mist)}

.nav-panel{display:flex;align-items:center;gap:clamp(6px,1vw,14px);margin-left:auto}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-link{display:inline-block;padding:9px 14px;border-radius:999px;font-size:15px;letter-spacing:.02em;color:var(--text-dim);transition:color var(--dur) var(--ease),background-color var(--dur) var(--ease)}
.nav-link:hover{color:var(--rice);background:rgba(242,233,216,.06)}
.nav-link[aria-current="page"]{color:#0B0D0C;font-weight:600;background:var(--grad-gold);box-shadow:0 10px 22px -16px rgba(200,164,92,.95)}
.header-cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:999px;border:1px solid rgba(47,122,104,.85);background:rgba(47,122,104,.20);color:var(--rice);font-size:14px;letter-spacing:.05em;transition:background-color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease)}
.header-cta:hover{background:var(--peacock);border-color:var(--peacock);transform:translateY(-1px)}

.nav-toggle{display:none;align-items:center;gap:9px;margin-left:auto;padding:9px 15px;border-radius:999px;border:1px solid var(--hairline);color:var(--rice);font-size:13px;letter-spacing:.06em;background:rgba(242,233,216,.04)}
.nav-toggle-bars{display:block;width:16px}
.nav-toggle-bars span{display:block;height:1.5px;border-radius:1px;background:var(--gold);transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.nav-toggle-bars span+span{margin-top:5px}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:first-child{transform:translateY(3.25px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:last-child{transform:translateY(-3.25px) rotate(-45deg)}
.nav-toggle-label{display:inline-block;line-height:1}

.site-footer{position:relative;margin-top:clamp(60px,9vw,120px);color:var(--rice);border-top:1px solid rgba(200,164,92,.22);background:linear-gradient(180deg,#10221E 0%,#14332D 46%,#0B1916 100%);overflow:hidden}
.site-footer::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,rgba(200,164,92,0),rgba(200,164,92,.7),rgba(200,164,92,0))}
.footer-shell{width:min(var(--width),100% - var(--gutter)*2);margin-inline:auto;padding:clamp(42px,6vw,78px) 0 0}
.footer-top{display:grid;grid-template-columns:minmax(240px,1.1fr) minmax(0,2.3fr);gap:clamp(28px,4vw,64px);padding-bottom:clamp(30px,4vw,54px);border-bottom:1px solid rgba(242,233,216,.12)}
.footer-brand-name{font-family:var(--font-display);font-size:clamp(24px,2.6vw,32px);letter-spacing:.03em;color:var(--rice)}
.footer-tagline{margin-top:10px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--mist)}
.footer-note{margin-top:18px;max-width:34ch;font-size:14px;line-height:1.75;color:var(--text-dim)}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}
.footer-col-title{margin-bottom:14px;font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}
.footer-links{display:grid;gap:9px}
.footer-links a{display:inline-block;font-size:14.5px;color:var(--text-dim);transition:color var(--dur) var(--ease),transform var(--dur) var(--ease)}
.footer-links a:hover{color:var(--rice);transform:translateX(3px)}
.footer-contact{display:grid;gap:14px}
.footer-contact-item{display:grid;gap:3px}
.footer-contact-label{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.2em;color:var(--mist)}
.footer-contact-value{font-size:14px;line-height:1.65;color:var(--text-dim);overflow-wrap:anywhere}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 22px;padding:22px 0 32px;font-size:12.5px;color:rgba(168,149,114,.86)}
.footer-stamp{font-size:12.5px;letter-spacing:.04em}
.icp{font-family:var(--font-mono);letter-spacing:.06em;color:rgba(168,149,114,.86)}

.account-beacon{position:fixed;right:clamp(14px,2vw,28px);bottom:clamp(14px,2vw,26px);z-index:90;display:inline-flex;align-items:center;gap:9px;padding:11px 18px 11px 15px;border-radius:999px;border:1px solid rgba(200,164,92,.45);background:linear-gradient(140deg,rgba(20,51,45,.97),rgba(11,13,12,.97));color:var(--rice);font-size:13.5px;letter-spacing:.05em;box-shadow:0 20px 42px -26px #000;transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.account-beacon::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--sunset);box-shadow:0 0 0 3px rgba(217,119,74,.18)}
.account-beacon:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:0 26px 48px -26px #000}

[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity 520ms var(--ease),transform 520ms var(--ease)}
[data-reveal].is-visible{opacity:1;transform:none}

@media (max-width:1000px){
  :root{--header-h:66px}
  .site-header{padding-top:10px}
  .nav-toggle{display:inline-flex}
  .nav-panel{
    position:fixed;left:var(--gutter);right:var(--gutter);top:calc(var(--header-h) + 14px);
    flex-direction:column;align-items:stretch;gap:10px;
    margin-left:0;padding:16px;border-radius:22px;
    border:1px solid var(--hairline);
    background:linear-gradient(165deg,rgba(20,51,45,.98),rgba(9,11,10,.99));
    box-shadow:0 34px 64px -34px #000;
    max-height:calc(100vh - var(--header-h) - 40px);overflow:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px) scale(.99);
    transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur) var(--ease);
  }
  .nav-panel[data-open="true"]{opacity:1;visibility:visible;transform:none}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{display:block;padding:13px 16px;border-radius:14px;font-size:16px}
  .nav-link[aria-current="page"]{box-shadow:none}
  .header-cta{padding:13px 18px;font-size:14.5px}
  .footer-top{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 20px}
  .grid--7-5,.grid--8-4,.grid--3,.grid--2{grid-template-columns:minmax(0,1fr)}
}

@media (max-width:600px){
  body{font-size:16px}
  .header-shell{padding:8px 8px 8px 14px;gap:8px}
  .brand-name{font-size:16.5px}
  .brand-sub{font-size:8.5px;letter-spacing:.24em}
  .brand-mark{height:30px;width:13px}
  .nav-toggle{padding:8px 12px;font-size:12px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .account-beacon{right:12px;bottom:12px;padding:9px 15px 9px 13px;font-size:12.5px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  [data-reveal]{opacity:1;transform:none}
  .scroll-progress-bar{transition:none}
  .btn:hover,.account-beacon:hover,.footer-links a:hover{transform:none}
}