/* ============================================================================
   STIXSWORLDHD // ZONE OPS — Field Install Terminal
   Design system: irradiated bunker concrete + sodium-vapor signage + dosimeter
   Author styling for: StixsworldHD (StixsmasterHD4k)
   ========================================================================== */

:root{
  /* --- surfaces (warm irradiated dark) --- */
  --void:#13110c;          /* page base */
  --bunker:#1a160f;        /* raised panel */
  --bunker-2:#211c13;      /* panel header / hover */
  --inset:#0c0a06;         /* terminal / code well */
  --steel:#332c1f;         /* hairline borders */
  --steel-2:#4a4030;       /* brighter borders */

  /* --- ink --- */
  --bone:#f3ecdb;          /* high-emphasis headings */
  --ash:#c7bba1;           /* body */
  --ash-dim:#8c8268;       /* muted captions */
  --ash-faint:#5f5946;     /* dividers, faint labels */

  /* --- hazard coding (each color MEANS something) --- */
  --amber:#ffb22e;         /* primary signage / active protocol */
  --amber-deep:#c9831a;    /* amber pressed/edge */
  --rust:#df4a1c;          /* DANGER / critical / "not no man's sky" */
  --rust-deep:#a8350f;
  --toxin:#aecb3a;         /* LIVE / verified / success (emission green) */
  --toxin-deep:#7f9a24;

  /* --- type --- */
  --display:"Saira Condensed","Arial Narrow",sans-serif;
  --body:"Saira","Segoe UI",system-ui,sans-serif;
  --mono:"IBM Plex Mono","SFMono-Regular",ui-monospace,Consolas,monospace;

  --maxw:1180px;
  --rail-w:64px;
  --radius:3px;

  --shadow:0 24px 60px -28px rgba(0,0,0,.85);
  --hazard:repeating-linear-gradient(-45deg,#1d180f 0 14px,#000 14px 16px,var(--amber) 16px 30px,#000 30px 32px);
}

/* ----------------------------------------------------------------- reset */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  background:var(--void);
  color:var(--ash);
  font-family:var(--body);
  font-size:17px;
  line-height:1.62;
  font-weight:400;
  letter-spacing:.005em;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
/* subtle film-grain + sodium haze backdrop, fixed */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(120% 80% at 82% -10%, rgba(255,178,46,.10), transparent 60%),
    radial-gradient(90% 70% at -10% 110%, rgba(174,203,58,.05), transparent 55%),
    radial-gradient(60% 50% at 50% 50%, rgba(0,0,0,0), rgba(0,0,0,.55) 100%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img{max-width:100%;display:block}
a{color:var(--amber);text-decoration:none}
a:hover{color:var(--bone)}
::selection{background:var(--amber);color:#1a1407}

/* keyboard focus */
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}

/* skip link */
.skip{position:absolute;left:-999px;top:0;z-index:200;background:var(--amber);color:#1a1407;
  padding:.6rem 1rem;font-family:var(--display);font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.skip:focus{left:8px;top:8px}

/* ---------------------------------------------------------------- layout */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(18px,4vw,40px);position:relative;z-index:1}
main{position:relative;z-index:1;padding-right:var(--rail-w)}
.band{padding:clamp(48px,7vw,92px) 0}
.band--tight{padding:clamp(30px,4vw,52px) 0}
.band--alt{background:
  linear-gradient(var(--bunker),var(--bunker));
  border-top:1px solid var(--steel);border-bottom:1px solid var(--steel)}
.stack > * + *{margin-top:1.05rem}
.lede{font-size:clamp(1.06rem,1.6vw,1.22rem);color:var(--ash);max-width:64ch}
.muted{color:var(--ash-dim)}
.center{text-align:center}
.mono{font-family:var(--mono)}
.nowrap{white-space:nowrap}

/* ------------------------------------------------------------ typography */
h1,h2,h3,h4{font-family:var(--display);color:var(--bone);font-weight:700;
  line-height:1.02;letter-spacing:-.01em;margin:0}
h1{font-size:clamp(2.7rem,7vw,5.4rem);font-weight:800;text-transform:uppercase}
h2{font-size:clamp(1.9rem,4vw,3.1rem);font-weight:800;text-transform:uppercase;letter-spacing:.005em}
h3{font-size:clamp(1.25rem,2.2vw,1.7rem);font-weight:700}
h4{font-size:1.05rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--amber)}
p{margin:0}
strong,b{color:var(--bone);font-weight:600}
em{color:var(--amber);font-style:normal;font-weight:600}
code{font-family:var(--mono);font-size:.86em;background:var(--inset);border:1px solid var(--steel);
  border-radius:3px;padding:.08em .42em;color:var(--amber);white-space:nowrap}
hr.rule{border:0;height:1px;background:var(--steel);margin:2.4rem 0}

/* the diagonal hazard tape */
.hazard-tape{height:13px;background:var(--hazard);background-size:auto 100%;
  border-top:1px solid #000;border-bottom:1px solid #000}

/* ---------------------------------------------------- placard / eyebrow */
.placard{display:inline-flex;align-items:stretch;font-family:var(--display);text-transform:uppercase;
  letter-spacing:.14em;font-weight:700;font-size:.74rem;border:1px solid var(--steel-2);
  background:var(--bunker);border-radius:2px;overflow:hidden;line-height:1;color:var(--ash)}
.placard b{background:var(--amber);color:#19120a;padding:.5em .72em;display:flex;align-items:center;
  font-weight:800;letter-spacing:.1em}
.placard span{padding:.5em .8em;display:flex;align-items:center}
.placard--rust b{background:var(--rust);color:#1a0c06}
.placard--toxin b{background:var(--toxin);color:#161a06}

/* ---------------------------------------------------------------- header */
.statusbar{position:sticky;top:0;z-index:90;background:rgba(13,11,7,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--steel)}
.statusbar .wrap{display:flex;align-items:center;gap:18px;height:62px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);text-transform:uppercase;
  letter-spacing:.04em;line-height:1;color:var(--bone);font-weight:800;white-space:nowrap}
.brand .trefoil{width:26px;height:26px;flex:none;filter:drop-shadow(0 0 6px rgba(255,178,46,.5))}
.brand small{display:block;font-size:.6rem;letter-spacing:.26em;color:var(--amber);font-weight:600;margin-top:3px}
.brand .bt{font-size:1.06rem}

.nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav a{font-family:var(--display);text-transform:uppercase;letter-spacing:.07em;font-weight:600;
  font-size:.82rem;color:var(--ash-dim);padding:.55rem .7rem;border-radius:2px;position:relative}
.nav a:hover{color:var(--bone)}
.nav a.is-active{color:#19120a;background:var(--amber)}

/* dose readout chip in the bar */
.dose-chip{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.7rem;
  color:var(--ash-dim);border:1px solid var(--steel);background:var(--inset);
  padding:.34rem .55rem;border-radius:2px;letter-spacing:.04em;white-space:nowrap}
.dose-chip .lamp{width:8px;height:8px;border-radius:50%;background:var(--amber);
  box-shadow:0 0 8px var(--amber);animation:pulse 1.7s infinite ease-in-out}
.dose-chip[data-state="stable"] .lamp{background:var(--toxin);box-shadow:0 0 8px var(--toxin)}
.dose-chip b{color:var(--bone);font-weight:600}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@media (prefers-reduced-motion:reduce){.dose-chip .lamp{animation:none}}

/* hamburger */
.navtoggle{display:none;margin-left:auto;background:var(--bunker);border:1px solid var(--steel-2);
  color:var(--amber);width:42px;height:38px;border-radius:2px;cursor:pointer;align-items:center;justify-content:center}
.navtoggle svg{width:20px;height:20px}

/* ------------------------------------------------------------- dose rail */
.doserail{position:fixed;top:0;right:0;width:var(--rail-w);height:100vh;z-index:80;
  border-left:1px solid var(--steel);background:linear-gradient(var(--void),#0a0805);
  display:flex;flex-direction:column;align-items:center;padding:74px 0 18px}
.doserail .cap{font-family:var(--display);font-size:.6rem;letter-spacing:.18em;color:var(--ash-faint);
  writing-mode:vertical-rl;transform:rotate(180deg);text-transform:uppercase;margin-bottom:14px}
.doserail .tube{flex:1;width:12px;border:1px solid var(--steel-2);background:var(--inset);
  border-radius:6px;position:relative;overflow:hidden;min-height:120px}
.doserail .fill{position:absolute;left:0;right:0;bottom:0;height:0%;
  background:linear-gradient(var(--toxin),var(--amber) 55%,var(--rust));transition:height .12s linear}
.doserail .ticks{position:absolute;inset:0;background-image:repeating-linear-gradient(to top,transparent 0 23px,rgba(0,0,0,.5) 23px 24px)}
.doserail .read{font-family:var(--mono);font-size:.58rem;color:var(--amber);margin-top:12px;
  writing-mode:vertical-rl;transform:rotate(180deg);letter-spacing:.1em}

/* ----------------------------------------------------------------- hero */
.hero{position:relative;padding:clamp(60px,10vw,120px) 0 clamp(40px,6vw,72px);overflow:hidden}
.hero .ghost{position:absolute;right:-6%;top:-8%;width:min(560px,60vw);opacity:.06;z-index:0;
  animation:spin 90s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.hero .ghost{animation:none}}
.hero .wrap{position:relative;z-index:1}
.hero h1{margin:.5rem 0 .3rem;text-shadow:0 0 38px rgba(255,178,46,.12)}
.hero h1 .hl{color:var(--amber)}
.hero .sub{font-family:var(--display);text-transform:uppercase;letter-spacing:.18em;
  color:var(--ash-dim);font-weight:600;font-size:clamp(.8rem,1.4vw,1rem)}
.hero .lede{margin-top:1.3rem}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:1.8rem}
.metabox{font-family:var(--mono);font-size:.72rem;border:1px solid var(--steel);background:var(--bunker);
  padding:.5rem .7rem;border-radius:2px;color:var(--ash-dim);letter-spacing:.03em}
.metabox b{color:var(--amber);font-weight:600}

/* ---------------------------------------------------------------- buttons */
.btnrow{display:flex;flex-wrap:wrap;gap:12px;margin-top:2rem}
.btn{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--display);font-weight:700;
  text-transform:uppercase;letter-spacing:.07em;font-size:.92rem;padding:.85rem 1.35rem;border-radius:2px;
  border:1px solid var(--steel-2);background:var(--bunker-2);color:var(--bone);cursor:pointer;
  transition:transform .12s ease,background .15s ease,border-color .15s ease}
.btn:hover{transform:translateY(-2px);border-color:var(--ash-faint);color:var(--bone)}
.btn .ic{width:18px;height:18px;flex:none}
.btn--amber{background:var(--amber);border-color:var(--amber);color:#19120a}
.btn--amber:hover{background:#ffc257;color:#19120a}
.btn--rust{background:var(--rust);border-color:var(--rust);color:#1c0d06}
.btn--rust:hover{background:#f0571f;color:#1c0d06}
.btn--ghost{background:transparent}
.btn--sm{padding:.55rem .85rem;font-size:.78rem}

/* ----------------------------------------------------------------- panels */
.panel{background:var(--bunker);border:1px solid var(--steel);border-radius:var(--radius);
  position:relative;box-shadow:var(--shadow)}
.panel::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--amber),transparent 70%)}
.panel .pad{padding:clamp(20px,3vw,34px)}
.panel--rust::before{background:linear-gradient(90deg,var(--rust),transparent 70%)}
.panel--toxin::before{background:linear-gradient(90deg,var(--toxin),transparent 70%)}
.panel--plain::before{display:none}

/* rivets */
.rivet{position:absolute;width:6px;height:6px;border-radius:50%;background:#000;
  box-shadow:inset 0 0 0 1px var(--steel-2),0 1px 0 rgba(255,255,255,.04)}
.rivet.tl{top:9px;left:9px}.rivet.tr{top:9px;right:9px}
.rivet.bl{bottom:9px;left:9px}.rivet.br{bottom:9px;right:9px}

/* ---------------------------------------------------------------- callouts */
.note{border:1px solid var(--steel-2);border-left-width:4px;background:var(--bunker);
  border-radius:3px;padding:1.05rem 1.2rem;position:relative}
.note .nh{font-family:var(--display);text-transform:uppercase;letter-spacing:.1em;font-weight:700;
  font-size:.82rem;display:flex;align-items:center;gap:.5rem;margin-bottom:.4rem}
.note .nh .ic{width:18px;height:18px;flex:none}
.note p{color:var(--ash)}
.note--danger{border-left-color:var(--rust);background:linear-gradient(180deg,rgba(223,74,28,.10),transparent 60%)}
.note--danger .nh{color:var(--rust)}
.note--info{border-left-color:var(--amber)}
.note--info .nh{color:var(--amber)}
.note--live{border-left-color:var(--toxin);background:linear-gradient(180deg,rgba(174,203,58,.09),transparent 60%)}
.note--live .nh{color:var(--toxin)}

/* the big NOT-no-mans-sky beacon */
.beacon{border:2px solid var(--rust);border-radius:4px;background:
  linear-gradient(180deg,rgba(223,74,28,.16),rgba(223,74,28,.03));position:relative;overflow:hidden}
.beacon::before{content:"";position:absolute;inset:0;opacity:.5;background:
  repeating-linear-gradient(-45deg,transparent 0 22px,rgba(223,74,28,.12) 22px 24px)}
.beacon .pad{position:relative;padding:clamp(22px,3.4vw,40px)}
.beacon h3{color:var(--bone);display:flex;align-items:center;gap:.7rem;
  text-transform:uppercase;font-size:clamp(1.2rem,2.6vw,1.9rem)}
.beacon h3 .ic{width:34px;height:34px;flex:none;color:var(--rust)}
.vs{display:grid;grid-template-columns:1fr auto 1fr;gap:0;margin-top:1.4rem;border:1px solid var(--steel-2);
  border-radius:3px;overflow:hidden}
.vs .col{padding:1.1rem 1.2rem;background:var(--bunker)}
.vs .col h5{margin:0 0 .5rem;font-family:var(--display);text-transform:uppercase;letter-spacing:.06em;
  font-size:.95rem}
.vs .yes h5{color:var(--toxin)}
.vs .no h5{color:var(--rust)}
.vs .col p{font-size:.92rem;color:var(--ash-dim)}
.vs .col .ex{font-family:var(--mono);font-size:.82rem;color:var(--bone);margin-top:.5rem;display:block}
.vs .mid{display:flex;align-items:center;justify-content:center;background:var(--inset);
  font-family:var(--display);font-weight:800;color:var(--ash-faint);padding:0 1rem;font-size:1.1rem;border-left:1px solid var(--steel);border-right:1px solid var(--steel)}
@media (max-width:680px){.vs{grid-template-columns:1fr}.vs .mid{padding:.5rem;border:0;border-top:1px solid var(--steel);border-bottom:1px solid var(--steel)}}

/* ---------------------------------------------------------- terminal/code */
.term{border:1px solid var(--steel-2);border-radius:4px;background:var(--inset);overflow:hidden;
  box-shadow:inset 0 0 30px rgba(0,0,0,.55)}
.term .tbar{display:flex;align-items:center;gap:.5rem;background:var(--bunker-2);
  border-bottom:1px solid var(--steel);padding:.5rem .8rem;font-family:var(--mono);font-size:.7rem;
  letter-spacing:.08em;color:var(--ash-dim);text-transform:uppercase}
.term .tbar .dot{width:9px;height:9px;border-radius:50%;background:var(--steel-2)}
.term .tbar .dot.a{background:var(--rust)}.term .tbar .dot.b{background:var(--amber)}.term .tbar .dot.c{background:var(--toxin)}
.term .tbar .lbl{margin-left:auto;color:var(--amber)}
.term pre{margin:0;padding:1rem 1.1rem;overflow-x:auto;font-family:var(--mono);font-size:.84rem;
  line-height:1.6;color:var(--ash)}
.term pre .pmt{color:var(--toxin)}
.term pre .cm{color:var(--ash-faint)}
.term pre .pa{color:var(--amber)}
.term pre .key{color:var(--bone)}
.term pre .ok{color:var(--toxin)}
.term pre .warn{color:var(--rust)}

/* ------------------------------------------------------------- file tree */
.tree{font-family:var(--mono);font-size:.85rem;line-height:1.72;color:var(--ash);
  background:var(--inset);border:1px solid var(--steel-2);border-radius:4px;
  padding:1.1rem 1.2rem;overflow-x:auto}
.tree .li{white-space:pre;display:block}
.tree .dir{color:var(--amber);font-weight:600}
.tree .file{color:var(--ash)}
.tree .new{color:var(--toxin)}
.tree .game{color:var(--ash-dim)}
.tree .cmt{color:var(--ash-faint)}
.tree .glyph{color:var(--steel-2)}
.tree .tag{font-size:.74rem;border:1px solid var(--steel-2);border-radius:2px;padding:0 .4em;
  margin-left:.5em;color:var(--ash-dim)}
.tree .tag.add{color:var(--toxin);border-color:var(--toxin-deep)}
.tree .tag.gen{color:var(--amber);border-color:var(--amber-deep)}

/* ----------------------------------------------------------- step list */
.steps{counter-reset:step;list-style:none;margin:0;padding:0}
.steps > li{position:relative;padding:0 0 1.6rem 4.2rem;counter-increment:step}
.steps > li:last-child{padding-bottom:0}
.steps > li::before{content:counter(step,decimal-leading-zero);position:absolute;left:0;top:-2px;
  width:3rem;height:3rem;display:flex;align-items:center;justify-content:center;
  font-family:var(--display);font-weight:800;font-size:1.15rem;color:var(--amber);
  background:var(--bunker);border:1px solid var(--steel-2);border-radius:3px}
.steps > li::after{content:"";position:absolute;left:1.5rem;top:3rem;bottom:.4rem;width:1px;
  background:linear-gradient(var(--steel-2),transparent)}
.steps > li:last-child::after{display:none}
.steps .st{font-family:var(--display);text-transform:uppercase;letter-spacing:.04em;font-weight:700;
  color:var(--bone);font-size:1.12rem;margin-bottom:.35rem;display:block}
.steps .sb{color:var(--ash)}
.steps .sb > * + *{margin-top:.7rem}

/* ----------------------------------------------------------- evidence */
.evidence{border:1px solid var(--steel-2);border-radius:4px;background:var(--inset);overflow:hidden}
.evidence .ehead{display:flex;align-items:center;gap:.6rem;padding:.55rem .85rem;background:var(--bunker-2);
  border-bottom:1px solid var(--steel);font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;
  text-transform:uppercase;color:var(--ash-dim)}
.evidence .ehead .rec{width:9px;height:9px;border-radius:50%;background:var(--rust);
  box-shadow:0 0 7px var(--rust);animation:pulse 1.7s infinite}
.evidence .ehead .fn{margin-left:auto;color:var(--amber);text-transform:none}
@media (prefers-reduced-motion:reduce){.evidence .ehead .rec{animation:none}}
.evidence img{width:100%;background:#fff;border-bottom:1px solid var(--steel)}
.evidence figcaption{padding:.7rem .9rem;font-size:.84rem;color:var(--ash-dim)}
.evidence figcaption b{color:var(--amber)}
figure{margin:0}

/* --------------------------------------------------------------- grids */
.grid{display:grid;gap:18px}
.grid.g2{grid-template-columns:repeat(2,1fr)}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.gauto{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
@media (max-width:860px){.grid.g2,.grid.g3{grid-template-columns:1fr}}

/* mod card */
.modcard{display:flex;flex-direction:column;background:var(--bunker);border:1px solid var(--steel);
  border-radius:var(--radius);overflow:hidden;position:relative;transition:transform .14s ease,border-color .14s ease}
.modcard:hover{transform:translateY(-3px);border-color:var(--steel-2)}
.modcard .strip{height:4px;background:var(--amber)}
.modcard.hue-rust .strip{background:var(--rust)}
.modcard.hue-toxin .strip{background:var(--toxin)}
.modcard.hue-bone .strip{background:var(--ash-dim)}
.modcard .body{padding:1.1rem 1.2rem 1.25rem;display:flex;flex-direction:column;flex:1}
.modcard .cat{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ash-dim);display:flex;align-items:center;gap:.5rem}
.modcard .cat .v{margin-left:auto;color:var(--amber)}
.modcard h3{margin:.55rem 0 .15rem;font-size:1.22rem;color:var(--bone);line-height:1.05}
.modcard .tl{font-size:.92rem;color:var(--ash-dim);flex:1}
.modcard .foot{margin-top:1rem;display:flex;align-items:center;gap:.6rem;font-family:var(--mono);
  font-size:.72rem;color:var(--ash-faint)}
.modcard .foot .arrow{margin-left:auto;color:var(--amber);font-family:var(--display);font-weight:700;
  text-transform:uppercase;letter-spacing:.06em;font-size:.78rem}
.modcard:hover .foot .arrow{color:var(--bone)}
.modcard .dll{color:var(--ash-dim)}

/* ----------------------------------------------------------- spec table */
.spectable{width:100%;border-collapse:collapse;font-size:.9rem;border:1px solid var(--steel)}
.spectable caption{text-align:left;font-family:var(--display);text-transform:uppercase;letter-spacing:.08em;
  color:var(--amber);font-weight:700;padding:0 0 .7rem;font-size:.9rem}
.spectable th,.spectable td{text-align:left;padding:.62rem .8rem;border-bottom:1px solid var(--steel);
  vertical-align:top}
.spectable thead th{background:var(--bunker-2);font-family:var(--display);text-transform:uppercase;
  letter-spacing:.06em;font-size:.78rem;color:var(--ash);border-bottom:1px solid var(--steel-2)}
.spectable tbody tr:nth-child(even){background:rgba(255,255,255,.012)}
.spectable td code{white-space:normal}
.spectable .yes{color:var(--toxin);font-weight:600}
.spectable .no{color:var(--ash-faint)}

/* pill / badge */
.pill{display:inline-flex;align-items:center;gap:.4em;font-family:var(--mono);font-size:.72rem;
  border:1px solid var(--steel-2);border-radius:20px;padding:.18rem .65rem;color:var(--ash-dim);letter-spacing:.04em}
.pill .d{width:7px;height:7px;border-radius:50%;background:var(--amber)}
.pill.live .d{background:var(--toxin)}
.pill.cfg .d{background:var(--amber)}
.pill.none .d{background:var(--ash-faint)}

/* feature list */
.flist{list-style:none;margin:0;padding:0}
.flist li{position:relative;padding:.5rem 0 .5rem 1.9rem;border-bottom:1px solid var(--steel)}
.flist li:last-child{border-bottom:0}
.flist li::before{content:"";position:absolute;left:.1rem;top:.95rem;width:9px;height:9px;
  background:var(--amber);clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%)}
.flist.rust li::before{background:var(--rust)}
.flist.toxin li::before{background:var(--toxin)}
.flist b{color:var(--bone)}

/* key-cap */
.kbd{display:inline-block;font-family:var(--mono);font-size:.78rem;font-weight:600;color:var(--bone);
  background:linear-gradient(var(--bunker-2),var(--bunker));border:1px solid var(--steel-2);
  border-bottom-width:2px;border-radius:4px;padding:.12em .5em;min-width:1.5em;text-align:center}

/* section heading block */
.sechead{display:flex;flex-direction:column;gap:.9rem;margin-bottom:2.2rem}
.sechead .ttl{max-width:38ch}

/* two-col content */
.cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px);align-items:start}
@media (max-width:900px){.cols{grid-template-columns:1fr}}

/* ----------------------------------------------------------- footer */
.foot-sign{border:1px solid var(--toxin-deep);border-radius:4px;
  background:linear-gradient(180deg,rgba(174,203,58,.10),transparent);position:relative;overflow:hidden}
.foot-sign .pad{padding:clamp(24px,4vw,44px);position:relative}
.foot-sign h3{color:var(--bone);display:flex;align-items:center;gap:.6rem}
.foot-sign h3 .ic{width:28px;height:28px;color:var(--toxin)}
.sitefoot{border-top:1px solid var(--steel);background:#0c0a06;padding:2.6rem 0;margin-top:0}
.sitefoot .wrap{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.sitefoot .fbrand{font-family:var(--display);text-transform:uppercase;letter-spacing:.06em;
  color:var(--bone);font-weight:800;font-size:1.1rem;display:flex;align-items:center;gap:10px}
.sitefoot .fbrand .trefoil{width:24px;height:24px}
.sitefoot .fnav{display:flex;flex-wrap:wrap;gap:6px}
.sitefoot .fnav a{font-family:var(--display);text-transform:uppercase;font-size:.78rem;letter-spacing:.06em;
  color:var(--ash-dim);padding:.3rem .55rem}
.sitefoot .fnav a:hover{color:var(--amber)}
.sitefoot .fmeta{width:100%;font-family:var(--mono);font-size:.72rem;color:var(--ash-faint);
  border-top:1px solid var(--steel);padding-top:1.2rem;line-height:1.7}
.sitefoot .fmeta b{color:var(--ash-dim)}

/* prev/next */
.pager{display:flex;gap:14px;flex-wrap:wrap;margin-top:2.4rem}
.pager a{flex:1;min-width:240px;border:1px solid var(--steel);border-radius:3px;background:var(--bunker);
  padding:1rem 1.2rem;display:flex;flex-direction:column;gap:.2rem;transition:border-color .14s}
.pager a:hover{border-color:var(--steel-2)}
.pager .dir{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ash-faint)}
.pager .ttl{font-family:var(--display);text-transform:uppercase;font-weight:700;color:var(--bone);font-size:1.05rem}
.pager a.next{text-align:right}

/* helpers */
.tagrow{display:flex;flex-wrap:wrap;gap:8px;margin-top:.4rem}

/* -------------------------------------------------- responsive header */
@media (max-width:920px){
  :root{--rail-w:0px}
  .doserail{display:none}
  main{padding-right:0}
  .dose-chip{display:none}
  .nav{position:fixed;inset:62px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--bunker);border-bottom:1px solid var(--steel);padding:8px;
    transform:translateY(-130%);transition:transform .22s ease;box-shadow:var(--shadow)}
  .nav.open{transform:translateY(0)}
  .nav a{padding:.85rem 1rem;border-bottom:1px solid var(--steel)}
  .nav a:last-child{border-bottom:0}
  .navtoggle{display:inline-flex}
}
@media (prefers-reduced-motion:reduce){
  .nav{transition:none}
  .btn,.modcard,.pager a{transition:none}
}

/* reveal-on-scroll (progressive) */
.reveal{opacity:0;transform:translateY(14px)}
.reveal.in{opacity:1;transform:none;transition:opacity .5s ease,transform .5s ease}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}