/* ================= 1. RESET ================= */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0}
img,svg,picture,video{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6,p,figure,dl,dd,blockquote{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}

/* ================= 2. TOKENS ================= */
:root{
  --ink-900:#081826;
  --ink-800:#0E2438;
  --ink-700:#123049;
  --line:#1C3B57;
  --line-soft:rgba(28,59,87,.62);
  --signal:#FF6A2B;
  --signal-soft:rgba(255,106,43,.12);
  --cyan:#2FE3D0;
  --paper:#F7F2E8;
  --mist:#A9B7C6;
  --violet:#8B6CFF;
  --green:#49D49D;
  --font-display:"Barlow Condensed","Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,"Noto Sans Mono CJK SC",Menlo,Consolas,monospace;
  --shell:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:.3s;
  --radius:4px;
  --pad-x:clamp(16px,4vw,40px);
}

/* ================= 3. BASE TYPOGRAPHY ================= */
body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.65;
  color:var(--paper);
  background-color:var(--ink-900);
  background-image:
    linear-gradient(rgba(28,59,87,.34) 1px,transparent 1px),
    linear-gradient(90deg,rgba(28,59,87,.34) 1px,transparent 1px);
  background-size:96px 96px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.nav-open{overflow:hidden}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:800;letter-spacing:-.005em}
h1{font-size:clamp(36px,5.2vw,64px);line-height:1.02;font-weight:900}
h2{font-size:clamp(27px,3.4vw,40px);line-height:1.1}
h3{font-size:clamp(20px,2.2vw,26px);line-height:1.25}
h4{font-size:clamp(17px,1.6vw,20px);line-height:1.3}
p{font-size:16px}
strong{font-weight:700;color:var(--paper)}
small{font-size:13px}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:2px}
::selection{background:rgba(255,106,43,.34);color:var(--paper)}

/* ================= 4. UTILITIES ================= */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad-x)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.06em}
.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}
.stack{display:flex;flex-direction:column;gap:clamp(14px,2vw,22px)}
.section{padding-block:clamp(32px,4.5vw,64px)}
.content-shell{padding-block:clamp(36px,5.5vw,80px)}
.prose{max-width:72ch;color:#E9E2D6}
.prose p+p{margin-top:1em}
.prose h2{margin-top:1.6em;margin-bottom:.5em}
.prose h3{margin-top:1.4em;margin-bottom:.4em}
.prose ul,.prose ol{margin:1em 0;padding-left:1.2em;list-style:disc}
.prose li+li{margin-top:.4em}
.rule{height:1px;border:0;background:var(--line);margin-block:clamp(20px,3vw,32px)}
.eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan)}
.lead{font-size:clamp(16px,1.7vw,19px);line-height:1.7;color:#D2DDE7;max-width:64ch}

/* ================= 5. SKIP LINK ================= */
.skip-link{
  position:absolute;left:12px;top:-64px;z-index:200;
  padding:10px 16px;border-radius:var(--radius);
  background:var(--signal);color:#08131F;
  font-size:14px;font-weight:700;text-decoration:none;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px}

/* ================= 6. HEADER ================= */
.site-header{position:relative;z-index:40}

/* 6.1 HUD bar */
.hud-bar{
  background:var(--ink-900);
  border-bottom:1px solid var(--line);
}
.hud-bar__inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:clamp(10px,2vw,24px);
  min-height:36px;padding-block:6px;flex-wrap:wrap;
}
.hud-brand{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--paper);min-width:0}
.hud-brand__glyph{
  width:10px;height:10px;flex:0 0 auto;
  border:1px solid var(--signal);position:relative;
}
.hud-brand__glyph::after{
  content:"";position:absolute;inset:3px;background:var(--signal);
}
.hud-brand__name{font-weight:600;letter-spacing:.04em}
.hud-brand__sep{color:var(--line);font-size:11px}
.hud-brand__note{color:var(--mist);font-size:12px}
.hud-sync{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;color:var(--mist);letter-spacing:.02em;
}
.sync-dot{
  width:7px;height:7px;flex:0 0 auto;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 3px rgba(73,212,157,.16);
  animation:dot-pulse 3.4s var(--ease) infinite;
}
.hud-meta{display:flex;gap:clamp(10px,2vw,20px);font-size:10.5px;color:rgba(169,183,198,.72);letter-spacing:.14em}
@keyframes dot-pulse{
  0%,100%{opacity:.55;box-shadow:0 0 0 3px rgba(73,212,157,.10)}
  50%{opacity:1;box-shadow:0 0 0 5px rgba(73,212,157,.20)}
}

/* 6.2 Command bar */
.cmd-bar{
  position:relative;z-index:60;
  background:linear-gradient(180deg,rgba(14,36,56,.98),rgba(11,30,47,.98));
  border-bottom:1px solid var(--line);
}
.cmd-bar__inner{
  display:flex;align-items:center;gap:clamp(10px,2vw,26px);
  min-height:68px;padding-block:10px;
}
.brand{
  display:inline-flex;align-items:center;gap:11px;
  text-decoration:none;flex:0 0 auto;color:var(--paper);
}
.brand__mark{
  width:26px;height:26px;flex:0 0 auto;position:relative;
  border:1px solid var(--signal);
  transition:transform .35s var(--ease),border-color .2s var(--ease);
}
.brand__mark::before{
  content:"";position:absolute;left:50%;top:50%;width:16px;height:1px;
  background:var(--cyan);transform:translate(-50%,-50%);
}
.brand__mark::after{
  content:"";position:absolute;left:50%;top:50%;width:5px;height:5px;
  background:var(--signal);transform:translate(-50%,-50%);
}
.brand:hover .brand__mark{transform:rotate(45deg);border-color:var(--cyan)}
.brand__text{display:flex;flex-direction:column;line-height:1.1}
.brand__name{font-family:var(--font-display);font-weight:900;font-size:19px;letter-spacing:.01em}
.brand__sub{font-size:9.5px;letter-spacing:.2em;color:var(--mist);margin-top:4px}

.primary-nav{margin-left:auto}
.primary-nav__list{display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  padding:9px 10px;border-radius:3px;
  color:var(--mist);font-size:14.5px;font-weight:500;letter-spacing:.02em;
  text-decoration:none;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav-link__idx{font-size:10px;color:rgba(169,183,198,.55);letter-spacing:.08em}
.nav-link:hover{color:var(--paper);background:rgba(47,227,208,.08)}
.nav-link[aria-current="page"]{color:var(--signal)}
.nav-link[aria-current="page"] .nav-link__idx{color:rgba(255,106,43,.72)}
.nav-link[aria-current="page"]::after{
  content:"";position:absolute;left:10px;right:10px;bottom:1px;height:2px;
  background:var(--signal);
  box-shadow:0 0 10px rgba(255,106,43,.85);
  animation:signal-breathe 3.6s var(--ease) infinite;
}
@keyframes signal-breathe{0%,100%{opacity:.5}50%{opacity:1}}

.cmd-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.find-toggle{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 12px;border:1px solid var(--line);border-radius:3px;
  font-size:13.5px;color:var(--mist);
  transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);
}
.find-toggle:hover,.find-toggle[aria-expanded="true"]{color:var(--cyan);border-color:rgba(47,227,208,.55);background:rgba(47,227,208,.07)}
.find-toggle__icon{
  position:relative;width:12px;height:12px;flex:0 0 auto;
  border:1px solid currentColor;border-radius:50%;
}
.find-toggle__icon::after{
  content:"";position:absolute;right:-4px;bottom:-3px;width:5px;height:1px;
  background:currentColor;transform:rotate(45deg);
}
.find-toggle__text{letter-spacing:.04em}

/* 6.3 Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 18px;border:1px solid transparent;border-radius:3px;
  font-family:var(--font-body);font-size:14px;font-weight:700;letter-spacing:.03em;
  text-decoration:none;white-space:nowrap;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.btn--signal{
  background:var(--signal);color:#0A1522;
  box-shadow:0 10px 24px -14px rgba(255,106,43,.9);
}
.btn--signal:hover{background:#FF8347;transform:translateY(-1px);box-shadow:0 14px 26px -14px rgba(255,106,43,1)}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--paper)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(47,227,208,.07)}
.btn--quiet{background:rgba(247,242,232,.06);border-color:var(--line-soft);color:var(--paper)}
.btn--quiet:hover{background:rgba(247,242,232,.12);border-color:var(--mist)}

/* 6.4 Find panel */
.cmd-find{
  position:absolute;left:0;right:0;top:100%;z-index:45;
  background:linear-gradient(180deg,rgba(14,36,56,.99),rgba(8,24,38,.99));
  border-bottom:1px solid var(--line);
  box-shadow:0 26px 50px -30px rgba(0,0,0,.9);
  max-height:min(70vh,560px);overflow-y:auto;
  animation:find-in .24s var(--ease) both;
}
@keyframes find-in{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.cmd-find__inner{padding-block:20px 24px;display:grid;gap:14px}
.cmd-find__hint{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan)}
.cmd-find__list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:4px 24px}
.cmd-find__list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;font-size:14.5px;color:var(--mist);text-decoration:none;
  border-bottom:1px solid rgba(28,59,87,.45);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.cmd-find__list a::before{
  content:"";width:9px;height:1px;flex:0 0 auto;background:var(--signal);
  transition:width .2s var(--ease);
}
.cmd-find__list a:hover{color:var(--paper);padding-left:4px}
.cmd-find__list a:hover::before{width:18px}

/* 6.5 Entry strip */
.entry-strip{
  background:linear-gradient(180deg,rgba(8,24,38,.92),rgba(8,24,38,.98));
  border-bottom:1px solid var(--line);
  padding-block:13px;
}
.entry-strip__inner{display:flex;align-items:center;gap:20px;justify-content:space-between}
.entry-list{
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));
  gap:8px;flex:1 1 auto;min-width:0;
}
.entry-chip{
  display:flex;align-items:center;gap:8px;
  padding:9px 11px;
  border:1px solid var(--line-soft);border-radius:3px;
  background:rgba(14,36,56,.55);
  color:var(--mist);text-decoration:none;
  font-size:13.5px;letter-spacing:.02em;
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease),transform .2s var(--ease);
}
.entry-chip:hover{
  color:var(--paper);border-color:rgba(47,227,208,.55);
  background:rgba(47,227,208,.07);transform:translateY(-1px);
}
.entry-chip__glyph{
  position:relative;width:16px;height:16px;flex:0 0 auto;
  border:1px solid currentColor;color:var(--cyan);
  transition:color .2s var(--ease);
}
.entry-chip__glyph::before,.entry-chip__glyph::after{content:"";position:absolute}
.entry-chip__glyph--home::before{left:5px;top:5px;width:4px;height:4px;background:currentColor}
.entry-chip__glyph--overview::before{left:4px;top:5px;width:8px;height:1px;background:currentColor}
.entry-chip__glyph--overview::after{left:4px;top:10px;width:5px;height:1px;background:currentColor}
.entry-chip__glyph--solutions::before{left:4px;top:4px;width:3px;height:3px;background:currentColor;box-shadow:5px 0 currentColor,0 5px currentColor,5px 5px currentColor}
.entry-chip__glyph--blog::before{left:3px;top:7px;width:9px;height:1px;background:currentColor;transform:rotate(-38deg)}
.entry-chip__glyph--help::before{left:5px;top:5px;width:5px;height:5px;border:1px solid currentColor;border-radius:50%}
.entry-chip__glyph--consult::before{left:5px;top:4px;width:6px;height:6px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}
.entry-chip__label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.entry-chip__idx{margin-left:auto;font-size:9.5px;letter-spacing:.1em;color:rgba(169,183,198,.6)}
.entry-chip[aria-current="page"]{
  color:var(--paper);
  border-color:var(--signal);
  background:var(--signal-soft);
  box-shadow:inset 0 0 0 1px rgba(255,106,43,.22),0 0 22px -12px rgba(255,106,43,.9);
}
.entry-chip[aria-current="page"] .entry-chip__glyph{color:var(--signal)}
.entry-chip[aria-current="page"] .entry-chip__idx{color:rgba(255,106,43,.85)}
.entry-strip__note{font-size:10px;letter-spacing:.2em;color:rgba(169,183,198,.6);white-space:nowrap}

/* 6.6 Scroll rail */
.scroll-rail{
  position:fixed;left:0;right:0;top:0;height:2px;z-index:90;
  background:rgba(28,59,87,.5);pointer-events:none;
}
.scroll-rail__fill{
  display:block;height:100%;width:100%;
  background:linear-gradient(90deg,var(--cyan),var(--signal));
  transform:scaleX(0);transform-origin:left center;
  transition:transform .1s linear;
}

/* 6.7 Mobile nav toggle */
.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:9px 12px;border:1px solid var(--line);border-radius:3px;
  color:var(--paper);font-size:13.5px;letter-spacing:.04em;
  position:relative;z-index:70;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle__bars{display:flex;flex-direction:column;gap:3px;width:16px}
.nav-toggle__bars span{display:block;height:1.5px;background:currentColor;transition:transform .25s var(--ease),opacity .25s var(--ease)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1){transform:translateY(4.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3){transform:translateY(-4.5px) rotate(-45deg)}

/* ================= 7. CONTENT COMPONENTS ================= */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--mist);margin-bottom:var(--pad-x)}
.crumb{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;
  color:var(--mist);text-decoration:none;
}
.crumb:hover{color:var(--cyan)}
.crumb[aria-current="page"]{color:var(--paper)}
.crumb+.crumb::before{content:"/";margin-right:8px;color:var(--line)}

.grid-auto{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(14px,2vw,24px)}
.panel{
  background:rgba(14,36,56,.82);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(18px,2.4vw,28px);
}
.card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  background:rgba(14,36,56,.7);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(16px,2.2vw,24px);
  transition:border-color .22s var(--ease),background-color .22s var(--ease),transform .22s var(--ease);
}
.card::before{
  content:"";position:absolute;left:-1px;top:16px;width:2px;height:22px;
  background:var(--cyan);opacity:.5;
  transition:height .22s var(--ease),background-color .22s var(--ease),opacity .22s var(--ease);
}
.card:hover{border-color:rgba(47,227,208,.5);background:rgba(18,48,73,.86);transform:translateY(-2px)}
.card:hover::before{height:44px;background:var(--signal);opacity:1}
.card__meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--mist);text-transform:uppercase}
.card__title{font-family:var(--font-display);font-size:20px;font-weight:800;line-height:1.25;color:var(--paper)}
.card__text{font-size:14.5px;line-height:1.7;color:#C6D2DC}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 9px;border:1px solid var(--line-soft);border-radius:2px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;
  color:var(--mist);text-transform:uppercase;
  background:rgba(8,24,38,.5);
}
.tag--violet{color:var(--violet);border-color:rgba(139,108,255,.45)}
.tag--cyan{color:var(--cyan);border-color:rgba(47,227,208,.45)}

.status-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 11px;border-radius:999px;
  border:1px solid var(--line-soft);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  color:var(--mist);background:rgba(8,24,38,.6);
}
.status-chip::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--mist);
}
.status-chip--sync{color:var(--cyan);border-color:rgba(47,227,208,.4)}
.status-chip--sync::before{background:var(--green);box-shadow:0 0 8px rgba(73,212,157,.9)}
.status-chip--live{color:var(--signal);border-color:rgba(255,106,43,.45)}
.status-chip--live::before{background:var(--signal);box-shadow:0 0 8px rgba(255,106,43,.9);animation:dot-pulse 3.4s var(--ease) infinite}

/* Media containers */
.media{
  position:relative;display:block;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--ink-800);width:100%;
}
.media__img,.media img{display:block;width:100%;height:100%;object-fit:cover}
.media--wide{aspect-ratio:16/9}
.media--tall{aspect-ratio:4/5}
.media--square{aspect-ratio:1/1}
.media--placeholder{
  background-image:
    linear-gradient(rgba(28,59,87,.7) 1px,transparent 1px),
    linear-gradient(90deg,rgba(28,59,87,.7) 1px,transparent 1px);
  background-size:32px 32px;
  background-color:rgba(14,36,56,.9);
  display:grid;place-items:center;
}
.media--placeholder::after{
  content:"";width:22px;height:22px;
  border:1px solid rgba(47,227,208,.6);transform:rotate(45deg);
}
.media__cap{
  position:absolute;left:0;right:0;bottom:0;
  padding:10px 12px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  color:var(--paper);
  background:linear-gradient(180deg,transparent,rgba(8,24,38,.92));
}

/* Anchor nav */
.anchor-nav{
  position:sticky;top:24px;
  display:flex;flex-direction:column;gap:2px;
  padding-left:14px;border-left:1px solid var(--line);
}
.anchor-nav__link{
  display:block;margin-left:-16px;padding:7px 0 7px 14px;
  border-left:2px solid transparent;
  font-size:13.5px;color:var(--mist);text-decoration:none;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.anchor-nav__link:hover{color:var(--paper);border-left-color:rgba(47,227,208,.5)}
.anchor-nav__link[aria-current="true"]{color:var(--signal);border-left-color:var(--signal)}

/* Filter buttons */
.filter-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border:1px solid var(--line-soft);border-radius:2px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--mist);background:rgba(8,24,38,.5);
  transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);
}
.filter-btn:hover{color:var(--paper);border-color:rgba(47,227,208,.5)}
.filter-btn.is-active,.filter-btn[aria-pressed="true"]{
  color:var(--signal);border-color:var(--signal);background:var(--signal-soft);
}

/* Reveal */
[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
[data-reveal].is-revealed{opacity:1;transform:none}

/* ================= 8. FOOTER ================= */
.site-footer{
  position:relative;
  background-color:var(--ink-900);
  background-image:
    linear-gradient(rgba(28,59,87,.32) 1px,transparent 1px),
    linear-gradient(90deg,rgba(28,59,87,.32) 1px,transparent 1px);
  background-size:72px 72px;
  border-top:1px solid var(--line);
  padding-top:clamp(34px,5vw,58px);
  color:var(--paper);
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:2px;
  background:linear-gradient(90deg,
    var(--signal) 0%,var(--signal) 16%,
    var(--cyan) 16%,var(--cyan) 23%,
    transparent 23%);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.6fr;
  gap:clamp(20px,3vw,42px);
  padding-bottom:clamp(28px,4vw,46px);
}
.footer-brand__line{font-family:var(--font-display);font-weight:900;font-size:20px;line-height:1.2;letter-spacing:.01em}
.footer-brand__sub{font-size:10px;letter-spacing:.2em;color:var(--cyan);margin-top:9px}
.footer-brand__note{font-size:13px;line-height:1.75;color:var(--mist);margin-top:14px;max-width:34ch}
.footer-brand__stamp{
  display:inline-block;margin-top:16px;
  padding:4px 9px;border:1px solid var(--line-soft);border-radius:2px;
  font-size:10px;letter-spacing:.14em;color:rgba(169,183,198,.75);
}
.footer-col__title{
  display:flex;align-items:center;gap:9px;
  font-family:var(--font-display);font-size:13px;font-weight:800;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--paper);margin-bottom:15px;
}
.footer-col__title::before{
  content:"";width:12px;height:1px;background:var(--signal);
}
.footer-links{display:grid;gap:9px}
.footer-links a{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;color:var(--mist);text-decoration:none;
  transition:color .2s var(--ease);
}
.footer-links a::before{
  content:"";width:5px;height:1px;background:currentColor;opacity:.55;
  transition:width .2s var(--ease),background-color .2s var(--ease),opacity .2s var(--ease);
}
.footer-links a:hover{color:var(--paper)}
.footer-links a:hover::before{width:13px;background:var(--signal);opacity:1}
.footer-contact__line{font-size:13.5px;color:#D2DDE7;line-height:1.6}
.footer-contact__line+.footer-contact__line{margin-top:7px}
.footer-contact__line.mono{font-size:12.5px;letter-spacing:.04em;color:var(--cyan);word-break:break-all}
.footer-contact__note{
  margin-top:13px;padding-left:12px;
  border-left:2px solid var(--line);
  font-size:12.5px;line-height:1.75;color:var(--mist);
}
.footer-base{
  border-top:1px solid var(--line);
  background:rgba(8,24,38,.72);
}
.footer-base__inner{
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:10px 22px;
  padding-block:16px;font-size:12.5px;color:var(--mist);
}
.footer-base__copy{font-size:12.5px}
.footer-base__icp{font-size:11.5px;letter-spacing:.06em;color:rgba(169,183,198,.85)}
.footer-base__tag{font-size:10.5px;letter-spacing:.16em;color:rgba(169,183,198,.55)}

/* ================= 9. RESPONSIVE ================= */
@media (max-width:1100px){
  .nav-link{padding:8px 7px;font-size:13.5px}
  .nav-link[aria-current="page"]::after{left:7px;right:7px}
  .brand__sub{display:none}
  .entry-strip__note{display:none}
  .entry-chip{padding:8px 9px;font-size:12.5px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:24px}
  .footer-contact{grid-column:1 / -1}
  .footer-contact__note{max-width:60ch}
}

@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .cmd-bar__inner{min-height:60px;gap:10px}
  .cmd-actions .btn--signal{display:none}
  .primary-nav{
    position:fixed;inset:0;z-index:50;
    display:flex;flex-direction:column;justify-content:center;
    margin:0;
    padding:clamp(80px,18vw,120px) var(--pad-x) 44px;
    background:linear-gradient(180deg,rgba(8,24,38,.99),rgba(14,36,56,.99));
    border-top:1px solid var(--line);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility 0s linear var(--dur);
  }
  .primary-nav::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:
      linear-gradient(rgba(28,59,87,.5) 1px,transparent 1px),
      linear-gradient(90deg,rgba(28,59,87,.5) 1px,transparent 1px);
    background-size:56px 56px;
    opacity:.55;
  }
  .primary-nav[data-open]{
    opacity:1;visibility:visible;transform:none;
    transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility 0s;
  }
  .primary-nav__list{
    position:relative;
    flex-direction:column;align-items:stretch;gap:0;
  }
  .nav-link{
    display:flex;width:100%;
    padding:13px 0;gap:14px;
    font-family:var(--font-display);font-size:clamp(23px,6vw,32px);
    font-weight:800;letter-spacing:.02em;
    border-bottom:1px solid rgba(28,59,87,.7);
    border-radius:0;
  }
  .nav-link__idx{font-size:11px;color:var(--cyan);min-width:26px}
  .nav-link:hover{background:transparent;color:var(--paper)}
  .nav-link[aria-current="page"]::after{display:none}
  .nav-link[aria-current="page"] .nav-link__idx{color:var(--signal)}

  .cmd-find{max-height:calc(100vh - 96px)}

  .entry-list{
    grid-template-columns:none;
    grid-auto-flow:column;
    grid-auto-columns:minmax(118px,auto);
    overflow-x:auto;
    scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
    padding-bottom:2px;
  }
  .entry-list::-webkit-scrollbar{display:none}
  .entry-strip__inner{gap:0}

  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-brand{grid-column:1 / -1}
  .footer-contact{grid-column:1 / -1}
}

@media (max-width:720px){
  .hud-meta{display:none}
  .hud-bar__inner{justify-content:space-between;gap:8px}
  .hud-sync{font-size:11.5px}
  .hud-brand__name{font-size:12px}
  .footer-base__inner{justify-content:flex-start;gap:8px 18px}
  .entry-chip__idx{display:none}
  .entry-chip__label{font-size:12.5px}
}

@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .brand__name{font-size:17px}
  .find-toggle__text{display:none}
  .find-toggle{padding:9px 10px}
  .footer-brand__line{font-size:18px}
}

/* ================= 10. 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;
  }
  [data-reveal]{opacity:1;transform:none}
  .scroll-rail__fill{transition:none}
}