*,*::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}
img,svg{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0}

:root{
  --midnight:#061428;
  --deep:#0C2542;
  --violet:#2A3A72;
  --cyan:#4FE3D0;
  --cyan-deep:#1F9C9C;
  --lemon:#EDE94A;
  --amber:#FF9A5A;
  --ice:#E9F5F7;
  --frost:#F7FBFB;
  --steel:#8FA9BC;
  --slate:#5C7385;

  --line:rgba(143,169,188,.34);
  --line-strong:rgba(143,169,188,.62);
  --hairline:1px solid var(--line);
  --shadow-hard:8px 8px 0 rgba(4,14,28,.92);
  --shadow-hard-cyan:8px 8px 0 rgba(31,156,156,.34);

  --font-display:"Source Han Serif SC","Noto Serif SC","Songti SC",Georgia,serif;
  --font-narrow:"Archivo Narrow","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Inter","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --wrap:1240px;
  --rail:272px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:220ms;
}

body{
  min-height:100vh;
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  color:var(--ice);
  background-color:var(--midnight);
  background-image:
    radial-gradient(1100px 520px at 10% -6%, rgba(42,58,114,.55), transparent 70%),
    radial-gradient(900px 460px at 98% 2%, rgba(31,156,156,.18), transparent 72%);
  background-repeat:no-repeat;
}
body.nav-open{overflow:hidden}

h1,h2{font-family:var(--font-display);font-weight:600;letter-spacing:-.01em;line-height:1.15}
h1{font-size:clamp(34px,5.2vw,72px)}
h2{font-size:clamp(26px,3.4vw,44px)}
h3,h4{font-family:var(--font-narrow);font-weight:600;letter-spacing:.02em;line-height:1.32}
h3{font-size:clamp(17px,1.8vw,22px)}
h4{font-size:clamp(15px,1.5vw,18px)}

:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.display-title{font-family:var(--font-display);font-weight:600;font-size:clamp(34px,5.2vw,72px);letter-spacing:-.01em;line-height:1.08}
.narrow-title{font-family:var(--font-narrow);font-weight:600;font-size:clamp(14px,1.5vw,20px);letter-spacing:.02em;line-height:1.35}
.micro-label{font-family:var(--font-narrow);font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--steel)}
.mono{font-family:var(--font-mono);letter-spacing:.04em}
.lede{font-size:clamp(17px,1.9vw,20px);max-width:56ch;color:var(--ice)}
.muted{color:var(--steel)}
.warm{color:var(--amber)}
.cyan{color:var(--cyan)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 clamp(16px,4vw,40px)}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(6,20,40,.94);
  border-bottom:1px solid var(--line);
}
@supports (backdrop-filter:blur(8px)){
  .site-header{backdrop-filter:blur(10px);background:rgba(6,20,40,.82)}
}
.skip-link{
  position:absolute;
  left:16px;
  top:-72px;
  z-index:80;
  padding:10px 16px;
  background:var(--lemon);
  color:var(--midnight);
  border:2px solid var(--midnight);
  font-family:var(--font-narrow);
  font-weight:600;
  letter-spacing:.04em;
  text-decoration:none;
  transition:top var(--t) var(--ease);
}
.skip-link:focus{top:8px}

.brandbar{
  height:44px;
  overflow:hidden;
  border-bottom:var(--hairline);
  background:linear-gradient(90deg,rgba(42,58,114,.6),rgba(6,20,40,0) 64%);
  transition:height var(--t) var(--ease),opacity var(--t) var(--ease);
}
.brandbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:44px}
.brandbar__sign{display:flex;align-items:center;gap:10px;font-family:var(--font-narrow);font-size:13px;letter-spacing:.06em;color:var(--steel);white-space:nowrap}
.brandbar__name{color:var(--cyan);font-weight:600}
.brandbar__dot{width:6px;height:6px;background:var(--cyan);box-shadow:0 0 10px rgba(79,227,208,.9)}
.brandbar__utility{display:flex;align-items:center;gap:12px}
.utility-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:4px 10px;
  border:1px solid var(--line);
  text-decoration:none;
  transition:border-color var(--t) var(--ease);
}
.utility-link:hover{border-color:var(--cyan)}
.utility-link:hover .micro-label{color:var(--cyan)}
.utility-link__mark{width:6px;height:6px;background:var(--amber);box-shadow:0 0 8px rgba(255,154,90,.9)}

.navband{border-bottom:0}
.navband__inner{display:flex;align-items:center;gap:24px;height:64px}
.brandmark{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--ice);font-family:var(--font-narrow);font-size:17px;font-weight:600;letter-spacing:.08em;white-space:nowrap}
.brandmark__glyph{
  width:20px;height:20px;
  border:3px solid var(--cyan);
  background:linear-gradient(135deg,var(--cyan) 0 50%,transparent 50% 100%);
  box-shadow:0 0 14px rgba(79,227,208,.45);
}
.brandmark__text{line-height:1}
.brandmark__rule{
  width:34px;height:2px;
  background-image:repeating-linear-gradient(90deg,var(--steel) 0 4px,transparent 4px 8px);
}

.site-nav{display:flex;align-items:center;margin-left:auto}
.site-nav__list{display:flex;align-items:center;gap:2px;list-style:none;margin:0}
.site-nav__item{list-style:none}
.site-nav__link{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  color:var(--ice);
  text-decoration:none;
  font-family:var(--font-narrow);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid transparent;
  transition:color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.site-nav__link:hover{color:var(--cyan);border-color:var(--line-strong)}
.site-nav__link[aria-current="page"]{color:var(--cyan)}
.site-nav__link[aria-current="page"]::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--cyan);
}
.site-nav__link[aria-current="page"]::before{
  content:"";position:absolute;right:3px;bottom:1px;width:6px;height:6px;background:var(--cyan);
  box-shadow:0 0 10px rgba(79,227,208,.9);
}
.site-nav__foot{display:none}
.site-nav__foot-link{font-family:var(--font-narrow);font-size:15px;font-weight:600;letter-spacing:.02em;color:var(--cyan);text-decoration:none}
.site-nav__foot-link:hover{color:var(--lemon)}
.site-nav__cta{width:100%;justify-content:center;margin-top:6px}

.nav-toggle{
  display:none;
  position:relative;
  z-index:2;
  align-items:center;
  gap:10px;
  margin-left:auto;
  padding:9px 14px;
  border:2px solid var(--line-strong);
  color:var(--ice);
  font-family:var(--font-narrow);
  font-weight:600;
  letter-spacing:.08em;
  cursor:pointer;
  transition:border-color var(--t) var(--ease),color var(--t) var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle__bars{position:relative;display:inline-block;width:16px;height:2px;background:currentColor;transition:background var(--t) var(--ease)}
.nav-toggle__bars::before,.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;
  transition:transform var(--t) var(--ease);
}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}
.nav-toggle__label{font-size:13px}
.site-header[data-open] .nav-toggle__bars{background:transparent}
.site-header[data-open] .nav-toggle__bars::before{transform:translateY(5px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bars::after{transform:translateY(-5px) rotate(-45deg)}

.site-header[data-condensed] .brandbar{height:0;opacity:0}
.site-header[data-open] .brandbar{height:44px;opacity:1}

.scroll-progress{position:absolute;left:0;right:0;bottom:-1px;height:3px;background:rgba(143,169,188,.16);pointer-events:none}
.scroll-progress__fill{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--cyan-deep),var(--cyan) 62%,var(--lemon));
  box-shadow:0 0 12px rgba(79,227,208,.55);
  transition:width 120ms linear;
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:96px;
  background:linear-gradient(180deg,var(--deep),var(--midnight) 62%);
  border-top:3px solid var(--cyan-deep);
  color:var(--steel);
}
.footer__scale{
  height:12px;
  border-bottom:var(--hairline);
  background-image:repeating-linear-gradient(90deg,var(--line-strong) 0 1px,transparent 1px 24px);
}
.footer__grid{
  display:grid;
  grid-template-columns:1.4fr repeat(3,minmax(0,1fr));
  gap:clamp(24px,4vw,56px);
  padding:clamp(40px,6vw,72px) 0 32px;
}
.footer__brand{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.footer__brand-name{font-family:var(--font-display);font-size:24px;font-weight:600;letter-spacing:.02em;color:var(--ice)}
.footer__tagline{max-width:34ch;font-size:14px;line-height:1.7;color:var(--steel)}
.footer__cta{margin-top:4px}
.footer__col{display:flex;flex-direction:column;gap:14px}
.footer__heading{font-family:var(--font-narrow);font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--cyan);line-height:1.4}
.footer__list{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer__item{list-style:none}
.footer__link{font-size:14px;color:var(--steel);text-decoration:none;transition:color var(--t) var(--ease)}
.footer__link:hover{color:var(--cyan)}
.footer__contact{padding:20px 0;border-top:var(--hairline);display:flex;flex-direction:column;gap:8px}
.footer__contact-line{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;color:var(--steel);word-break:break-word}
.footer__note{font-size:12.5px;color:var(--slate);max-width:70ch}
.footer__baseline{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding:16px 0 28px;border-top:var(--hairline);
}
.footer__legal{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;color:var(--slate)}

.to-top{
  position:fixed;right:clamp(12px,2vw,28px);bottom:clamp(12px,2vw,28px);z-index:40;
  width:46px;height:46px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--deep);border:2px solid var(--cyan);color:var(--cyan);cursor:pointer;
  box-shadow:6px 6px 0 rgba(4,14,28,.85);
  transition:background var(--t) var(--ease),color var(--t) var(--ease);
}
.to-top[hidden]{display:none}
.to-top:hover{background:rgba(79,227,208,.16);color:var(--lemon);border-color:var(--lemon)}
.to-top__arrow{font-family:var(--font-mono);font-size:18px;line-height:1}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 20px;border:2px solid var(--cyan);background:transparent;color:var(--cyan);
  font-family:var(--font-narrow);font-size:15px;font-weight:600;letter-spacing:.04em;
  text-decoration:none;cursor:pointer;
  transition:background var(--t) var(--ease),box-shadow var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.btn:hover{background:rgba(79,227,208,.12);box-shadow:var(--shadow-hard-cyan)}
.btn:active{background:var(--lemon);border-color:var(--lemon);color:var(--midnight)}
.btn--signal{background:var(--lemon);border-color:var(--lemon);color:var(--midnight)}
.btn--signal:hover{background:var(--lemon);box-shadow:8px 8px 0 rgba(237,233,74,.24)}
.btn--signal:active{background:var(--cyan);border-color:var(--cyan)}
.btn--ghost{border-color:var(--line-strong);color:var(--ice)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn--amber{border-color:var(--amber);color:var(--amber)}
.btn--amber:hover{background:rgba(255,154,90,.14);box-shadow:8px 8px 0 rgba(255,154,90,.22)}
.btn--block{width:100%}

/* ---------- breadcrumb ---------- */
.breadcrumb{font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--steel)}
.breadcrumb__list{display:flex;flex-wrap:wrap;gap:8px;list-style:none}
.breadcrumb__item{display:flex;align-items:center;gap:8px;list-style:none}
.breadcrumb__item + .breadcrumb__item::before{content:"/";color:rgba(143,169,188,.5)}
.breadcrumb__link{color:var(--steel);text-decoration:none;transition:color var(--t) var(--ease)}
.breadcrumb__link:hover{color:var(--cyan)}
.breadcrumb__current{color:var(--ice)}
.breadcrumb--ice{color:var(--slate)}
.breadcrumb--ice .breadcrumb__link{color:var(--slate)}
.breadcrumb--ice .breadcrumb__link:hover{color:var(--cyan-deep)}
.breadcrumb--ice .breadcrumb__current{color:var(--deep)}

/* ---------- zones & prose ---------- */
.zone--deep{background:linear-gradient(180deg,var(--deep),rgba(6,20,40,.6))}
.zone--ice{background:var(--ice);color:var(--deep)}
.zone--ice .micro-label{color:var(--slate)}
.zone--ice :focus-visible{outline-color:var(--cyan-deep)}

.prose{max-width:68ch;font-size:17px;line-height:1.75}
.prose > * + *{margin-top:1.05em}
.prose h2{font-size:clamp(22px,2.6vw,30px);margin-top:1.6em}
.prose h3{margin-top:1.5em}
.prose ul,.prose ol{padding-left:1.2em}
.prose li + li{margin-top:.4em}
.prose a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.prose a:hover{color:var(--lemon)}
.prose code{font-family:var(--font-mono);font-size:.92em;padding:2px 6px;background:rgba(79,227,208,.12);color:var(--cyan)}
.prose--ice{color:var(--deep)}
.prose--ice a{color:var(--cyan-deep)}
.prose--ice a:hover{color:#0d5f5f}
.prose--ice code{background:rgba(31,156,156,.12);color:#0d5f5f}
.prose--ice .muted{color:var(--slate)}

/* ---------- layout ---------- */
.grid-rail{display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:clamp(24px,3vw,48px);align-items:start}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,2.6vw,32px)}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.6vw,32px)}
.grid-index{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}

.section{padding:clamp(48px,7vw,96px) 0}
.section--tight{padding:32px 0}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;
  padding-bottom:16px;border-bottom:var(--hairline);margin-bottom:28px;
}
.section__num{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--cyan)}

.scale-rule{
  height:10px;
  border-bottom:var(--hairline);
  background-image:repeating-linear-gradient(90deg,var(--line-strong) 0 1px,transparent 1px 18px);
}

/* ---------- panels ---------- */
.panel{
  position:relative;
  padding:clamp(20px,3vw,32px);
  background:linear-gradient(165deg,rgba(12,37,66,.92),rgba(6,20,40,.96));
  border:3px solid var(--violet);
  box-shadow:var(--shadow-hard);
}
.panel--frame{border-color:var(--cyan)}
.panel--signal{border-color:var(--lemon);box-shadow:8px 8px 0 rgba(237,233,74,.22)}
.panel--ice{background:var(--frost);border-color:#c9dde2;color:var(--deep);box-shadow:8px 8px 0 rgba(6,20,40,.18)}
.panel__cap{
  position:absolute;top:-14px;left:18px;padding:0 10px;background:var(--midnight);
  font-family:var(--font-narrow);font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--cyan);
}
.panel--ice .panel__cap{background:var(--frost);color:var(--slate)}
.panel__corner{
  position:absolute;right:14px;top:14px;width:22px;height:22px;
  border-top:2px solid var(--line-strong);border-right:2px solid var(--line-strong);
}

/* ---------- stats & tags ---------- */
.stat{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:clamp(20px,3vw,34px) 16px}
.stat__value{font-family:var(--font-mono);font-weight:500;font-size:clamp(34px,5.4vw,60px);line-height:1;letter-spacing:.02em;color:var(--amber)}
.stat__value--cyan{color:var(--cyan)}
.stat__unit{font-size:.42em;margin-left:4px;color:var(--steel)}
.stat__label{font-family:var(--font-narrow);font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--steel)}
.stat__note{font-size:13px;color:var(--steel)}

.tag{
  display:inline-flex;align-items:center;gap:6px;padding:3px 9px;
  border:1px solid var(--line-strong);
  font-family:var(--font-narrow);font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--steel);
}
.tag--cyan{border-color:var(--cyan);color:var(--cyan)}
.tag--warm{border-color:var(--amber);color:var(--amber)}
.tag--hit{background:var(--lemon);border-color:var(--lemon);color:var(--midnight)}

/* ---------- rail timeline ---------- */
.rail{list-style:none;margin:0;padding:0}
.rail__item{position:relative;padding:10px 0 10px 24px;border-left:2px solid var(--line);transition:border-color var(--t) var(--ease)}
.rail__item::before{
  content:"";position:absolute;left:-5px;top:50%;transform:translateY(-50%);
  width:8px;height:8px;background:var(--steel);
  transition:background var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.rail__item.is-active{border-left-color:var(--cyan)}
.rail__item.is-active::before{background:var(--cyan);box-shadow:0 0 14px rgba(79,227,208,.85)}
.rail__link{display:block;font-family:var(--font-narrow);font-size:14px;font-weight:600;letter-spacing:.02em;color:var(--steel);text-decoration:none;transition:color var(--t) var(--ease)}
.rail__link:hover{color:var(--ice)}
.rail__item.is-active .rail__link{color:var(--cyan)}
.rail__time{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;color:rgba(143,169,188,.7)}

/* ---------- ledger table ---------- */
.table-scroll{overflow-x:auto;border:var(--hairline)}
.ledger{width:100%;border-collapse:collapse;font-size:15px}
.ledger caption{text-align:left;padding:0 0 10px;font-family:var(--font-narrow);font-size:12px;letter-spacing:.14em;color:var(--steel)}
.ledger th,.ledger td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.ledger thead th{font-family:var(--font-narrow);font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--steel);border-bottom:2px solid var(--line-strong)}
.ledger td.num{font-family:var(--font-mono);letter-spacing:.04em;text-align:right;white-space:nowrap}
.ledger tbody tr{transition:background var(--t) var(--ease)}
.ledger tbody tr:hover{background:rgba(79,227,208,.07)}
.ledger tbody tr.is-fresh{animation:rowin 120ms var(--ease) 1}
.ledger--ice{color:var(--deep)}
.ledger--ice th,.ledger--ice td{border-bottom-color:#cfe1e6}
.ledger--ice thead th{color:var(--slate);border-bottom-color:#9fb9c6}
.ledger--ice tbody tr:hover{background:rgba(31,156,156,.08)}
@keyframes rowin{from{opacity:.2}to{opacity:1}}

/* ---------- dossier ---------- */
.dossier{
  display:grid;border:3px solid var(--violet);background:rgba(12,37,66,.6);
  box-shadow:var(--shadow-hard);
}
.dossier__part{padding:clamp(18px,2.6vw,28px);border-top:1px solid var(--line)}
.dossier__part:first-child{border-top:0}
.dossier__part--aside{background:rgba(6,20,40,.6)}
.dossier__kicker{display:block;margin-bottom:10px;font-family:var(--font-narrow);font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--cyan)}

/* ---------- figure ---------- */
.figure{margin:0;border:3px solid var(--violet);background:var(--deep);box-shadow:var(--shadow-hard);overflow:hidden}
.figure__frame{
  position:relative;aspect-ratio:16/10;display:grid;place-items:center;overflow:hidden;
  background:
    radial-gradient(120% 90% at 18% 8%, rgba(79,227,208,.22), transparent 60%),
    radial-gradient(90% 80% at 86% 92%, rgba(255,154,90,.16), transparent 66%),
    linear-gradient(160deg,#0C2542,#061428);
}
.figure__frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(143,169,188,.14) 0 1px,transparent 1px 28px),
    repeating-linear-gradient(90deg,rgba(143,169,188,.14) 0 1px,transparent 1px 28px);
}
.figure__frame--tall{aspect-ratio:4/5}
.figure__frame--wide{aspect-ratio:21/9}
.figure__img{width:100%;height:100%;object-fit:cover}
.figure__caption{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding:12px 16px;border-top:var(--hairline);
  font-family:var(--font-narrow);font-size:12px;letter-spacing:.06em;color:var(--steel);
}

/* ---------- chips / filters ---------- */
.chipgroup{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  padding:8px 14px;border:1px solid var(--line-strong);background:transparent;color:var(--ice);
  font-family:var(--font-narrow);font-size:13px;font-weight:600;letter-spacing:.04em;cursor:pointer;
  transition:border-color var(--t) var(--ease),color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.chip:hover{border-color:var(--cyan);color:var(--cyan)}
.chip[aria-pressed="true"]{border-color:var(--lemon);color:var(--lemon);box-shadow:inset 0 0 0 2px rgba(237,233,74,.32)}

/* ---------- frame view ---------- */
.frame-view{
  position:relative;
  padding:clamp(22px,4vw,54px);
  border:3px solid var(--cyan-deep);
  background:linear-gradient(180deg,rgba(12,37,66,.72),rgba(6,20,40,.92));
  box-shadow:var(--shadow-hard);
}
.frame-view::before{content:"";position:absolute;inset:10px;border:1px dashed rgba(79,227,208,.28);pointer-events:none}
.frame-view__ticks{position:absolute;left:10px;right:10px;top:0;height:8px;pointer-events:none;background-image:repeating-linear-gradient(90deg,var(--line-strong) 0 1px,transparent 1px 26px)}
.frame-view__mark{position:absolute;right:16px;bottom:16px;width:10px;height:10px;background:var(--amber);box-shadow:0 0 12px rgba(255,154,90,.85);pointer-events:none}

/* ---------- pinned actions / reveal ---------- */
.pinned-actions{
  position:fixed;left:clamp(12px,2vw,28px);bottom:clamp(12px,2vw,28px);z-index:40;
  display:flex;flex-wrap:wrap;gap:8px;max-width:min(320px,64vw);
}
.pinned-actions__btn{box-shadow:8px 8px 0 rgba(4,14,28,.85)}

[data-reveal]{opacity:0;transform:translateY(10px)}
[data-reveal].is-visible{
  opacity:1;transform:none;
  transition:opacity 420ms var(--ease),transform 420ms var(--ease);
}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:960px){
  .grid-rail{grid-template-columns:1fr}
  .grid-2,.grid-3{grid-template-columns:1fr}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;inset:0;z-index:1;
    display:flex;flex-direction:column;align-items:stretch;
    margin:0;padding:calc(44px + 64px + 26px) clamp(16px,5vw,32px) 40px;
    background:linear-gradient(180deg,rgba(6,20,40,.98),rgba(12,37,66,.99));
    overflow-y:auto;
    visibility:hidden;opacity:0;transform:translateY(-10px);pointer-events:none;
    transition:opacity var(--t) var(--ease),transform var(--t) var(--ease),visibility var(--t);
  }
  .site-header[data-open] .site-nav{visibility:visible;opacity:1;transform:none;pointer-events:auto}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .site-nav__item{border-bottom:var(--hairline)}
  .site-nav__link{display:block;width:100%;padding:17px 4px;font-size:19px}
  .site-nav__link[aria-current="page"]::after{left:4px;right:auto;width:32px;bottom:10px}
  .site-nav__link[aria-current="page"]::before{display:none}
  .site-nav__foot{
    display:flex;flex-direction:column;gap:14px;
    margin-top:28px;padding-top:20px;border-top:1px dashed var(--line);
  }
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .to-top{width:42px;height:42px}
}
@media (max-width:720px){
  body{font-size:16px}
  .brandbar__tagline{display:none}
  .brandbar__utility{gap:8px}
  .utility-link{padding:3px 8px}
  .footer__baseline{flex-direction:column;align-items:flex-start}
  .pinned-actions{left:12px;bottom:12px;max-width:72vw}
}

@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}
}