/* ===========================================================
   乐冠国际站 · 共享样式 /assets/site.css
   结构：tokens → reset → typography → layout → components
        → header → footer → utilities → responsive → motion
   =========================================================== */

:root{
  --jade:#123B32;
  --jade-deep:#0C2A24;
  --fog:#6E8790;
  --gold:#E0A83B;
  --gold-soft:#EFB954;
  --coral:#F26B4E;
  --coral-ink:#A63C21;
  --apricot:#F7E4C4;
  --celadon:#A8C8B8;
  --paper:#FAF7F0;
  --charcoal:#1E2624;
  --bronze:#8A5A1F;
  --mist:#EDF1F1;
  --glass:rgba(255,255,255,.62);

  --line:rgba(18,59,50,.14);
  --line-strong:rgba(18,59,50,.24);
  --line-light:rgba(250,247,240,.16);

  --radius:14px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(18,59,50,.06),0 14px 34px -22px rgba(18,59,50,.55);

  --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono","SFMono-Regular",Menlo,Consolas,"Courier New",monospace;

  --ease:cubic-bezier(.22,.7,.3,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--charcoal);
  font-family:var(--font-body);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,dl,dd,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg,video{display:block;max-width:100%;height:auto}
[hidden]{display:none !important}
::selection{background:rgba(224,168,59,.35);color:var(--jade-deep)}
:focus-visible{outline:2px solid var(--coral);outline-offset:3px;border-radius:4px}

/* ---------- typography helpers ---------- */
.mono{font-family:var(--font-mono);font-size:13px;letter-spacing:.05em}
.title-xl{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(30px,4.6vw,48px);
  line-height:1.22;
  letter-spacing:.015em;
  color:var(--jade);
}
.title-lg{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(23px,3vw,32px);
  line-height:1.32;
  letter-spacing:.015em;
  color:var(--jade);
}
.kicker{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--bronze);
}

/* ---------- layout ---------- */
.wrap{width:min(100% - 32px,1240px);margin-inline:auto}
@media (min-width:768px){.wrap{width:min(100% - 64px,1240px)}}

.section{position:relative;padding:clamp(40px,6vw,76px) 0}
.section--paper{background:var(--paper)}
.section--apricot{background:var(--apricot)}
.section--mist{background:var(--mist)}
.section--jade{background:var(--jade);color:rgba(250,247,240,.86)}
.section--jade .title-lg,.section--jade .title-xl{color:var(--paper)}
.section--jade .kicker{color:var(--gold)}

.section-head{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.85fr);
  gap:14px 36px;
  align-items:end;
  margin-bottom:clamp(22px,3vw,34px);
}
.section-head__title{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(23px,3vw,32px);
  line-height:1.32;
  color:var(--jade);
  letter-spacing:.015em;
}
.section-head__note{font-size:15px;color:rgba(30,38,36,.72);max-width:46ch}
.section--jade .section-head__title{color:var(--paper)}
.section--jade .section-head__note{color:rgba(250,247,240,.72)}

.grid{display:grid;gap:20px}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}

.split{
  display:grid;
  grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:clamp(24px,4vw,56px);
  align-items:start;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5em;
  padding:12px 20px;
  border:1px solid transparent;
  border-radius:999px;
  font-family:var(--font-body);
  font-size:14px;
  font-weight:600;
  line-height:1;
  letter-spacing:.04em;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn--gold{background:var(--gold);color:var(--jade-deep);border-color:rgba(30,38,36,.16)}
.btn--gold:hover{background:var(--gold-soft);transform:translateY(-1px)}
.btn--ink{background:var(--jade);color:var(--paper);border-color:rgba(18,59,50,.4)}
.btn--ink:hover{background:var(--jade-deep);color:var(--gold)}
.btn--ghost{background:transparent;color:var(--jade);border-color:var(--line-strong)}
.btn--ghost:hover{border-color:var(--gold);color:var(--bronze);background:rgba(247,228,196,.55)}
.btn--sm{font-size:12px;padding:8px 14px;letter-spacing:.06em}

/* ---------- breadcrumb ---------- */
.breadcrumb{padding:18px 0 0}
.breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.05em;
  color:var(--fog);
}
.breadcrumb__list li{display:flex;align-items:center;gap:8px}
.breadcrumb__list li:not(:last-child)::after{content:"/";color:rgba(110,135,144,.55)}
.breadcrumb__list a{color:var(--fog);border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.breadcrumb__list a:hover{color:var(--bronze);border-color:rgba(138,90,31,.45)}
.breadcrumb__list a[aria-current="page"],.breadcrumb__list [aria-current="page"]{color:var(--charcoal);border:0}

/* ---------- prose ---------- */
.prose{max-width:68ch;font-size:16px;line-height:1.8;color:var(--charcoal)}
.prose > * + *{margin-top:1em}
.prose h2{
  font-family:var(--font-display);
  font-size:clamp(21px,2.4vw,26px);
  line-height:1.4;
  color:var(--jade);
  margin-top:1.7em;
}
.prose h3{font-size:18px;font-weight:600;color:var(--jade);margin-top:1.5em}
.prose a{color:var(--bronze);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.prose a:hover{color:var(--coral-ink)}
.prose ul,.prose ol{list-style:disc;padding-left:1.25em}
.prose ol{list-style:decimal}
.prose li + li{margin-top:.4em}
.prose li::marker{color:var(--gold)}
.prose blockquote{
  border-left:3px solid var(--gold);
  padding:4px 0 4px 16px;
  color:rgba(30,38,36,.78);
  font-family:var(--font-display);
}
.prose code{font-family:var(--font-mono);font-size:.9em;background:rgba(247,228,196,.7);padding:1px 5px;border-radius:4px}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* ---------- cards & index ---------- */
.dossier{
  background:#fff;
  border-radius:var(--radius);
  padding:clamp(18px,2.4vw,26px);
  box-shadow:var(--shadow-1);
}
.dossier__head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}
.dossier__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;color:var(--bronze)}
.dossier__title{font-family:var(--font-display);font-size:19px;font-weight:600;color:var(--jade);line-height:1.4}

.index-card{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:20px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.74);
  border:1px solid var(--line);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.index-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);border-color:rgba(224,168,59,.62)}
.index-card__num{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--bronze)}

/* ---------- tags ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 9px;
  border-radius:6px;
  border:1px solid rgba(138,90,31,.2);
  background:rgba(247,228,196,.9);
  color:var(--bronze);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  line-height:1.6;
}
.tag--celadon{background:rgba(168,200,184,.38);border-color:rgba(18,59,50,.18);color:var(--jade)}
.tag--apricot{background:var(--apricot);border-color:rgba(138,90,31,.18);color:var(--bronze)}
.tag--coral{background:rgba(242,107,78,.14);border-color:rgba(166,60,33,.26);color:var(--coral-ink)}

/* ---------- ledger / timeline ---------- */
.ledger{position:relative;padding-left:26px}
.ledger::before{
  content:"";
  position:absolute;
  left:6px;
  top:6px;
  bottom:6px;
  width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(168,200,184,.75));
}
.ledger__item{position:relative;padding-bottom:26px}
.ledger__item::before{
  content:"";
  position:absolute;
  left:-24px;
  top:7px;
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--paper);
  border:2px solid var(--gold);
  box-shadow:0 0 0 4px var(--paper);
}
.ledger__item:last-child{padding-bottom:0}

/* ---------- disclosure ---------- */
.disclosure{border-top:1px solid var(--line)}
.disclosure__summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 4px;
  cursor:pointer;
  font-weight:600;
  color:var(--jade);
  list-style:none;
}
.disclosure__summary::-webkit-details-marker{display:none}
.disclosure__summary::after{
  content:"+";
  font-family:var(--font-mono);
  font-size:18px;
  line-height:1;
  color:var(--bronze);
}
.disclosure[open] .disclosure__summary::after{content:"–"}
.disclosure__body{padding:0 4px 18px;color:rgba(30,38,36,.8);font-size:15px}

/* ---------- media frame ---------- */
.media-frame{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius);
  background:linear-gradient(140deg,var(--apricot) 0%,#EFEADF 48%,var(--celadon) 100%);
  box-shadow:inset 0 0 0 1px rgba(18,59,50,.08);
}
.media-frame > img,
.media-frame__inner{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:16 / 10;
  object-fit:cover;
}
.media-frame--tall > img,.media-frame--tall .media-frame__inner{aspect-ratio:4 / 5}
.media-frame--square > img,.media-frame--square .media-frame__inner{aspect-ratio:1 / 1}
.media-frame__caption{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  padding:10px 14px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:rgba(30,38,36,.72);
  background:linear-gradient(180deg,rgba(250,247,240,0),rgba(250,247,240,.86));
}

/* ===========================================================
   HEADER
   =========================================================== */
.skip-link{
  position:fixed;
  top:8px;
  left:16px;
  z-index:300;
  padding:10px 16px;
  border-radius:0 0 10px 10px;
  background:var(--jade);
  color:var(--paper);
  font-size:14px;
  transform:translateY(-220%);
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

.site-header{position:relative;z-index:70;background:var(--paper)}

.progress-rail{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:3px;
  z-index:160;
  background:rgba(18,59,50,.09);
  pointer-events:none;
}
.progress-rail__bar{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--gold) 0%,var(--coral) 100%);
  box-shadow:0 0 10px rgba(224,168,59,.5);
}

.header-utility{background:var(--jade);color:rgba(250,247,240,.82)}
.header-utility__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:44px;
}
.quick-dock{
  display:flex;
  align-items:center;
  gap:14px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
}
.quick-dock__label{color:rgba(250,247,240,.45);letter-spacing:.2em}
.quick-dock__list{display:flex;gap:16px}
.quick-dock__list a{
  color:rgba(250,247,240,.86);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.quick-dock__list a:hover{color:var(--gold);border-color:rgba(224,168,59,.7)}

.header-meta{display:flex;align-items:center;gap:14px}
.header-meta__stamp{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:rgba(250,247,240,.55);
}

.masthead{
  padding:clamp(18px,2.6vw,26px) 0 clamp(14px,2vw,20px);
  border-bottom:1px solid rgba(224,168,59,.5);
  background:
    radial-gradient(circle at 50% -40%,rgba(247,228,196,.85),transparent 62%),
    var(--paper);
}
.masthead__inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:14px;
}
.masthead__aside{
  justify-self:start;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.24em;
  color:var(--fog);
}
.masthead__brand{
  justify-self:center;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  text-align:center;
}
.masthead__rule{display:block;width:42px;height:2px;background:var(--gold);margin-bottom:2px}
.masthead__name{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(21px,2.8vw,34px);
  line-height:1.2;
  letter-spacing:.16em;
  color:var(--jade);
}
.masthead__tagline{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--fog);
}
.masthead__brand:hover .masthead__name{color:var(--jade-deep)}
.masthead__brand:hover .masthead__rule{background:var(--coral)}

.nav-toggle{
  display:none;
  justify-self:end;
  align-items:center;
  gap:8px;
  padding:8px 13px;
  border:1px solid var(--line-strong);
  border-radius:999px;
  background:rgba(255,255,255,.6);
  color:var(--jade);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--gold);color:var(--bronze);background:rgba(247,228,196,.6)}
.nav-toggle__bars{position:relative;display:block;width:16px;height:10px}
.nav-toggle__bars span{
  position:absolute;
  left:0;
  width:16px;
  height:2px;
  background:currentColor;
  transition:transform .22s var(--ease);
}
.nav-toggle__bars span:first-child{top:0}
.nav-toggle__bars span:last-child{bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child{transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child{transform:translateY(-4px) rotate(-45deg)}

.site-nav{
  background:linear-gradient(180deg,var(--apricot) 0%,rgba(247,228,196,.62) 100%);
  border-bottom:1px solid var(--line);
}
.site-nav__list{display:flex;justify-content:center;flex-wrap:wrap}
.site-nav__list li{display:flex}
.site-nav__list a{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:7px;
  padding:13px 18px;
  font-size:15px;
  color:var(--jade);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.site-nav__num{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.08em;
  color:rgba(18,59,50,.42);
  transition:color .2s var(--ease);
}
.site-nav__list a::after{
  content:"";
  position:absolute;
  left:18px;
  right:18px;
  bottom:5px;
  height:2px;
  background:var(--coral);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .24s var(--ease);
}
.site-nav__list a:hover{background:rgba(255,255,255,.5)}
.site-nav__list a:hover::after{transform:scaleX(1)}
.site-nav__list a[aria-current="page"]{
  background:rgba(255,255,255,.62);
  color:var(--jade-deep);
  font-weight:600;
}
.site-nav__list a[aria-current="page"]::after{transform:scaleX(1)}
.site-nav__list a[aria-current="page"] .site-nav__num{color:var(--bronze)}

/* ===========================================================
   FOOTER
   =========================================================== */
.site-footer{
  position:relative;
  overflow:hidden;
  background:var(--jade);
  color:rgba(250,247,240,.82);
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 10% 0%,rgba(224,168,59,.18),transparent 46%),
    radial-gradient(circle at 88% 96%,rgba(168,200,184,.16),transparent 54%);
  pointer-events:none;
}
.footer-skyline{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:64px;
  z-index:0;
  pointer-events:none;
  opacity:.9;
  background-image:
    repeating-linear-gradient(90deg,rgba(224,168,59,.22) 0 7px,transparent 7px 26px),
    linear-gradient(180deg,rgba(250,247,240,0) 0%,rgba(168,200,184,.12) 100%);
  background-size:100% 13px,100% 100%;
  background-repeat:no-repeat,no-repeat;
  background-position:bottom left,bottom left;
}

.footer-ledger{position:relative;z-index:1;padding-top:clamp(32px,4.4vw,52px)}
.ledger-card{
  padding:16px 20px;
  border:1px solid var(--line-light);
  border-radius:var(--radius);
  background:rgba(255,255,255,.07);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
  backdrop-filter:blur(12px) saturate(120%);
}
.ledger-card__head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.ledger-card__kicker{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  color:var(--gold);
}
.ledger-card__title{
  margin-top:4px;
  font-family:var(--font-display);
  font-size:18px;
  letter-spacing:.05em;
  color:var(--paper);
}
.ledger-card__toggle{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:8px 15px;
  border:1px solid rgba(250,247,240,.28);
  border-radius:999px;
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.ledger-card__toggle:hover{border-color:var(--gold);color:var(--gold);background:rgba(224,168,59,.1)}
.ledger-card__toggle-text{white-space:nowrap}
.ledger-card__chev{
  width:8px;
  height:8px;
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translateY(-2px);
  transition:transform .24s var(--ease);
}
.ledger-card__toggle[aria-expanded="true"] .ledger-card__chev{transform:rotate(-135deg) translateY(-1px)}

.ledger-card__panel{
  margin-top:16px;
  padding-top:16px;
  border-top:1px dashed rgba(250,247,240,.24);
}
.version-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px 24px}
.version-list__item dt{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:rgba(250,247,240,.55);
}
.version-list__item dd{
  margin:4px 0 0;
  font-family:var(--font-mono);
  font-size:14px;
  color:var(--paper);
}
.version-list__item dd a{color:var(--gold);border-bottom:1px solid rgba(224,168,59,.5);transition:color .2s,border-color .2s}
.version-list__item dd a:hover{color:var(--coral);border-color:var(--coral)}
.ledger-card__note{margin-top:14px;font-size:13px;color:rgba(250,247,240,.66)}
.ledger-card__note a{color:var(--gold);text-decoration:underline;text-underline-offset:3px}
.ledger-card__note a:hover{color:var(--coral)}

.footer-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.5fr;
  gap:clamp(24px,3vw,40px);
  padding:clamp(30px,4vw,48px) 0;
}
.footer-col{min-width:0}
.footer-col--brand{display:flex;flex-direction:column;gap:10px}
.footer-col--contact{display:flex;flex-direction:column;gap:12px}
.footer-col__title{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  color:var(--gold);
  margin-bottom:12px;
}
.footer-brand{
  font-family:var(--font-display);
  font-size:20px;
  letter-spacing:.16em;
  color:var(--paper);
}
.footer-brand__note{
  font-size:13px;
  line-height:1.75;
  color:rgba(250,247,240,.6);
  max-width:28ch;
}
.footer-links{display:grid;gap:9px;font-size:14px}
.footer-links a{
  color:rgba(250,247,240,.78);
  border-bottom:1px solid transparent;
  padding-bottom:1px;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.footer-links a:hover{color:var(--gold);border-color:rgba(224,168,59,.6)}

.contact-list{display:grid;gap:12px}
.contact-list__row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.contact-list__val{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.03em;
  color:rgba(250,247,240,.88);
  word-break:break-all;
}
.contact-list__addr{
  font-size:13px;
  line-height:1.75;
  color:rgba(250,247,240,.7);
}
.copy-btn{
  padding:3px 9px;
  border:1px solid rgba(250,247,240,.3);
  border-radius:6px;
  background:transparent;
  color:rgba(250,247,240,.78);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.copy-btn:hover{border-color:var(--gold);color:var(--gold)}
.copy-btn.is-done{border-color:var(--celadon);color:var(--celadon)}

.footer-base{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px 24px;
  flex-wrap:wrap;
  padding:20px 0 30px;
  border-top:1px solid var(--line-light);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:rgba(250,247,240,.55);
}
.footer-base__copy{color:rgba(250,247,240,.6)}
.footer-legal{display:flex;flex-wrap:wrap;gap:16px}
.footer-legal a{color:rgba(250,247,240,.72);border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.footer-legal a:hover{color:var(--gold);border-color:rgba(224,168,59,.6)}
.footer-base__icp{color:rgba(250,247,240,.42)}

/* ===========================================================
   UTILITIES
   =========================================================== */
.to-top{
  position:fixed;
  right:18px;
  bottom:22px;
  z-index:100;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 15px;
  border:1px solid rgba(250,247,240,.22);
  border-radius:999px;
  background:var(--jade);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  box-shadow:0 12px 28px -14px rgba(12,42,36,.9);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.to-top:hover{background:var(--jade-deep);color:var(--gold)}

html.js [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .55s var(--ease),transform .55s var(--ease);
}
html.js [data-reveal].is-revealed{opacity:1;transform:none}

[data-spy-link].is-current{
  color:var(--jade-deep);
  background:rgba(224,168,59,.18);
  box-shadow:inset 2px 0 0 var(--gold);
}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width:980px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-col--contact{grid-column:1 / -1}
  .ledger-card__head{align-items:flex-start}
}
@media (max-width:900px){
  .split{grid-template-columns:1fr}
  .section-head{grid-template-columns:1fr}
  .masthead__aside{display:none}
  .nav-toggle{display:inline-flex}
  .site-nav{display:none}
  .site-nav[data-open]{display:block}
  .site-nav__list{
    width:100%;
    flex-direction:column;
    flex-wrap:nowrap;
    padding:6px 16px;
  }
  .site-nav__list li{width:100%}
  .site-nav__list li + li{border-top:1px solid rgba(18,59,50,.1)}
  .site-nav__list a{
    display:flex;
    align-items:baseline;
    width:100%;
    padding:14px 4px;
    font-size:16px;
  }
  .site-nav__list a::after{display:none}
  .site-nav__list a:hover{background:transparent;color:var(--bronze)}
  .site-nav__list a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--coral);background:rgba(255,255,255,.5)}
}
@media (max-width:760px){
  .quick-dock__label{display:none}
  .header-meta__stamp{display:none}
  .quick-dock__list{gap:12px;font-size:11px}
  .footer-base{justify-content:flex-start}
}
@media (max-width:560px){
  .quick-dock{display:none}
  .header-utility__inner{justify-content:flex-end}
  .masthead__tagline{display:none}
  .masthead__rule{margin-bottom:6px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-col--contact{grid-column:auto}
  .footer-base{font-size:11px;letter-spacing:.04em}
  .footer-legal{gap:12px}
  .nav-toggle__text{display:none}
  .to-top{right:12px;bottom:14px;padding:9px 12px}
}

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