/* ============================================================
   HardcoreSND — COMMAND design system
   Tactical command console. Graphite monochrome base.
   Cyan = live signal. Red = alarm / pressure (rare on purpose).
   Static, self-contained. Fonts: self-host woff2 in production.
   ============================================================ */

/* ---- 1. TOKENS ---- */
:root{
  /* surfaces */
  --bg:#080a0e;            /* canvas */
  --bg-2:#0b0d12;          /* secondary canvas */
  --panel:#0e1117;         /* card / console */
  --panel-2:#11151c;       /* inset cell */
  --panel-3:#151a22;       /* raised */

  /* ink */
  --ink:#eef1f5;
  --muted:#aab3c0;
  --dim:#6b7585;
  --faint:rgba(238,241,245,.06);

  /* hairlines */
  --line:rgba(238,241,245,.12);
  --line-2:rgba(238,241,245,.22);
  --line-3:rgba(238,241,245,.32);

  /* signal colors */
  --cyan:#3fe4ff;          /* live / info / scanner */
  --cyan-deep:#0d94b0;
  --red:#ff3142;           /* alarm / pressure / proof gap */
  --red-deep:#c11427;
  --green:#54e08a;         /* online / success ONLY */
  --amber:#ffc24a;         /* caution */

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

  /* type scale (fluid) */
  --t-hero:clamp(4.2rem,10vw,9.6rem);
  --t-h2:clamp(2.5rem,4.6vw,4.4rem);
  --t-h3:clamp(1.6rem,2.4vw,2.3rem);
  --t-h4:1.4rem;
  --t-lead:clamp(1.02rem,1.2vw,1.18rem);
  --t-body:1.04rem;
  --t-small:.92rem;

  /* tracking */
  --track-eyebrow:.34em;
  --track-label:.16em;
  --track-meta:.1em;

  /* spacing */
  --s1:.25rem; --s2:.5rem; --s3:.75rem; --s4:1rem; --s5:1.5rem;
  --s6:2rem; --s7:3rem; --s8:4rem; --s9:6rem; --s10:8rem;

  /* radius (sharp by design) */
  --r0:0; --r1:2px; --r2:4px;

  /* motion */
  --ease:cubic-bezier(.4,0,.2,1);
  --dur-quick:.16s; --dur:.3s; --dur-slow:.5s;

  /* layout */
  --wrap:min(1240px,calc(100vw - 40px));
  --rail:56px;
}

/* ---- 2. RESET / BASE ---- */
*{box-sizing:border-box;}
[hidden]{display:none!important;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}*,*::before,*::after{animation:none!important;transition:none!important;}}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;
}
/* tactical canvas: faint grid + cool wash, NO full-screen gradient banding */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.55;
  background:
    linear-gradient(90deg,rgba(238,241,245,.022) 1px,transparent 1px),
    linear-gradient(0deg,rgba(238,241,245,.022) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(circle at 62% 16%,#000,transparent 88%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-3;pointer-events:none;
  background:radial-gradient(circle at 72% 6%,rgba(63,228,255,.06),transparent 36rem),linear-gradient(180deg,#090b10,#070809);
}
a{color:inherit;text-decoration:none;}
button{font:inherit;}
img,svg{max-width:100%;display:block;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.skip-link{position:absolute;left:-999px;}
.skip-link:focus{left:1rem;top:1rem;z-index:99;background:var(--cyan);color:#06222b;padding:.6rem .9rem;font:700 .8rem var(--mono);}

/* ---- 3. PRIMITIVES ---- */
.wrap{width:var(--wrap);margin:0 auto;}
h1,h2,h3,h4{margin:0;font-family:var(--display);font-weight:800;text-transform:uppercase;line-height:.95;letter-spacing:.005em;}
.mono{font-family:var(--mono);}

.eyebrow{margin:0;font:600 .72rem/1.3 var(--mono);letter-spacing:var(--track-eyebrow);text-transform:uppercase;color:var(--cyan);}
.eyebrow.dim{color:var(--dim);}

/* ruled label row — the system's signature divider */
.rule{display:flex;align-items:center;gap:.8rem;font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--dim);}
.rule::after{content:"";flex:1;height:1px;background:var(--line);}
.rule b{color:var(--cyan);font-weight:600;}
.rule .end{color:var(--dim);}

/* corner brackets utility — "frame online" */
.bracketed{position:relative;}
.bracketed::before,.bracketed::after{content:"";position:absolute;width:12px;height:12px;border-color:var(--cyan);z-index:3;pointer-events:none;}
.bracketed::before{top:-1px;left:-1px;border-top:1.5px solid;border-left:1.5px solid;}
.bracketed::after{bottom:-1px;right:-1px;border-bottom:1.5px solid;border-right:1.5px solid;}

/* status dot */
.dot{display:inline-flex;align-items:center;gap:.42rem;color:var(--green);font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;}
.dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 12px rgba(84,224,138,.7);animation:blink 2.2s infinite;}
.dot.red{color:var(--red);}
.dot.red::before{background:var(--red);box-shadow:0 0 12px rgba(255,49,66,.7);}
.dot.cyan{color:var(--cyan);}
.dot.cyan::before{background:var(--cyan);box-shadow:0 0 12px rgba(63,228,255,.7);}
@keyframes blink{50%{opacity:.35;}}

/* chip */
.chip{display:inline-flex;align-items:center;gap:.4rem;font:600 .62rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--dim);border:1px solid var(--line-2);padding:.45rem .6rem;border-radius:var(--r2);}
.chip.cyan{color:var(--cyan);border-color:rgba(63,228,255,.4);}
.chip.red{color:var(--red);border-color:rgba(255,49,66,.4);}

/* ---- 4. BUTTONS ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  min-height:46px;padding:.78rem 1.05rem;border:1px solid var(--line-2);background:transparent;color:var(--ink);
  font:700 .72rem/1 var(--mono);letter-spacing:.13em;text-transform:uppercase;cursor:pointer;border-radius:var(--r1);
  transition:border-color var(--dur-quick) var(--ease),background var(--dur-quick) var(--ease),color var(--dur-quick) var(--ease);
}
.btn:hover{border-color:var(--cyan);background:rgba(63,228,255,.07);}
.btn:active{transform:translateY(0);background:rgba(63,228,255,.12);}
.btn.primary{background:var(--red);border-color:var(--red);color:#fff;}
.btn.primary:hover{background:#ff4555;border-color:#ff4555;}
.btn.cyan{border-color:rgba(63,228,255,.5);color:#eafdff;background:rgba(63,228,255,.07);}
.btn.cyan:hover{background:rgba(63,228,255,.14);}
.btn.ghost{border-color:var(--line);}
.btn.sm{min-height:40px;padding:.6rem .8rem;font-size:.68rem;}
.btn.block{width:100%;}

/* ---- 5. HEADER ---- */
.topbar{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line);background:rgba(8,10,14,.86);backdrop-filter:blur(12px);}
.announce{border-bottom:1px solid var(--faint);font:600 .64rem/1 var(--mono);letter-spacing:var(--track-meta);text-transform:uppercase;color:var(--dim);}
.announce .wrap{display:flex;gap:.4rem 1.2rem;justify-content:center;flex-wrap:wrap;padding:.5rem 1rem;}
.announce b{color:var(--cyan);font-weight:600;}
.nav{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:1rem;}
.brand{display:flex;align-items:center;gap:.7rem;}
.brand-mark{position:relative;width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line-2);background:var(--panel);font:700 .8rem/1 var(--mono);letter-spacing:-.04em;color:#fff;}
.brand-mark::before,.brand-mark::after{content:"";position:absolute;width:7px;height:7px;border-color:var(--cyan);}
.brand-mark::before{top:-1px;left:-1px;border-top:1.5px solid;border-left:1.5px solid;}
.brand-mark::after{bottom:-1px;right:-1px;border-bottom:1.5px solid;border-right:1.5px solid;}
.brand-name{font-family:var(--display);font-weight:900;font-size:1.12rem;letter-spacing:.04em;text-transform:uppercase;line-height:1;}
.brand-name small{display:block;font:500 .54rem/1 var(--mono);letter-spacing:.24em;color:var(--dim);margin-top:.26rem;}
.nav-links{display:flex;align-items:center;gap:0;font:600 .72rem/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);}
.nav-links a{padding:.55rem .8rem;border-left:1px solid var(--line);}
.nav-links a:first-child{border-left:0;}
.nav-links a:hover,.nav-links a[aria-current=page]{color:#fff;background:rgba(238,241,245,.05);}
.nav-links .cta{color:#fff;background:rgba(63,228,255,.1);border-left:1px solid rgba(63,228,255,.3);}
.nav-links .cta:hover{background:rgba(63,228,255,.18);}

/* ---- 6. SECTIONS / LAYOUT ---- */
main{display:block;}
.section{position:relative;padding:clamp(3.4rem,6vw,5rem) 0;border-top:1px solid var(--line);}
.section.flush{border-top:0;}
.block-head{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1fr);gap:clamp(1.4rem,4vw,3rem);align-items:end;}
.block-head.stack{grid-template-columns:1fr;}
.block-head h2{font-size:var(--t-h2);letter-spacing:-.005em;line-height:.94;padding-bottom:.18em;}
.block-head p{margin:0;color:var(--muted);max-width:56ch;font-size:var(--t-body);line-height:1.62;}
.section .rule{margin-bottom:1.6rem;}

/* coordinate rail */
.rail{border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between;padding:.4rem 0;}
.rail .tick,.rail .crum{font:600 .58rem/1 var(--mono);letter-spacing:.2em;color:var(--dim);writing-mode:vertical-rl;transform:rotate(180deg);text-transform:uppercase;}
.rail .tick b,.rail .crum b{color:var(--cyan);}

/* ---- 7. CARDS / GRIDS ---- */
.grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);}
.grid.c2{grid-template-columns:repeat(2,1fr);}
.grid.c3{grid-template-columns:repeat(3,1fr);}
.grid.c4{grid-template-columns:repeat(4,1fr);}
.tile{display:block;background:var(--panel);padding:1.2rem;min-height:186px;position:relative;transition:background var(--dur-quick) var(--ease);}
.tile:hover{background:rgba(63,228,255,.06);}
.tile .n{font:600 .66rem/1 var(--mono);letter-spacing:.18em;color:var(--cyan);}
.tile .n.red{color:var(--red);}
.tile b{display:block;margin-top:1.3rem;font-family:var(--display);font-weight:700;font-size:1.4rem;text-transform:uppercase;line-height:1;}
.tile span{display:block;margin-top:.5rem;color:var(--muted);font-size:var(--t-small);line-height:1.4;}
.tile .go{position:absolute;right:1rem;bottom:1rem;font:600 .7rem/1 var(--mono);color:var(--dim);}
.tile:hover .go{color:var(--cyan);}

/* stat row */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(0,max-content));border-top:1px solid var(--line);}
.stat{padding:.95rem 1.4rem .2rem 0;}
.stat:not(:first-child){padding-left:1.4rem;border-left:1px solid var(--line);}
.stat b{display:block;font-family:var(--display);font-weight:800;font-size:2rem;line-height:1;color:#fff;}
.stat span{display:block;margin-top:.3rem;font:600 .6rem/1.3 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--dim);}
.stat em{color:var(--cyan);font-style:normal;}

/* frame list (input/counter rows) */
.frame-list{display:grid;gap:0;margin-top:1.3rem;}
.frame{display:grid;grid-template-columns:7rem 1fr;gap:1rem;align-items:start;border-top:1px solid var(--line);padding:1rem 0;}
.frame b{color:var(--red);font:700 .7rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.13em;}
.frame span{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(1.2rem,1.9vw,1.7rem);line-height:1.05;letter-spacing:.01em;}

/* ---- 8. SCAN CONSOLE (homepage instrument) ---- */
.console{position:relative;border:1px solid var(--line-2);background:var(--panel);}
.c-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem .9rem;border-bottom:1px solid var(--line);font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--muted);}
.c-body{padding:.85rem;}
.claims{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.claim{background:var(--panel-2);padding:.8rem;text-align:left;color:#fff;cursor:pointer;min-height:88px;transition:background var(--dur-quick) var(--ease);}
.claim:hover{background:rgba(63,228,255,.08);}
.claim.active{background:rgba(255,49,66,.12);box-shadow:inset 3px 0 0 var(--red);}
.claim b{display:block;font-family:var(--display);font-weight:700;font-size:1.12rem;text-transform:uppercase;line-height:1;letter-spacing:.01em;}
.claim span{display:block;margin-top:.4rem;color:var(--muted);font-size:.76rem;line-height:1.32;}
.verdict{margin-top:.85rem;border:1px solid var(--line);background:#0a0d12;padding:.95rem;}
.v-label{display:flex;align-items:center;justify-content:space-between;font:600 .62rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--cyan);margin-bottom:.5rem;}
.v-label .flag{color:var(--red);}
.verdict h3{font-size:1.7rem;letter-spacing:.005em;}
.verdict p{margin:.5rem 0 0;color:var(--muted);font-size:.88rem;line-height:1.5;}
.meters{display:grid;gap:.5rem;margin-top:.9rem;}
.meter{display:grid;grid-template-columns:3.2rem 1fr 2rem;align-items:center;gap:.55rem;font:600 .62rem/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);}
.meter i{display:block;height:6px;background:rgba(238,241,245,.1);overflow:hidden;}
.meter i span{display:block;height:100%;width:var(--v,0%);background:var(--cyan);transition:width var(--dur-slow) var(--ease);}
.meter.flag i span{background:var(--red);}
.meter em{font-style:normal;text-align:right;color:#fff;}
.scan-actions{display:flex;gap:.5rem;margin-top:.9rem;}
.scan-actions .btn{flex:1;}

/* ---- 9. CTA BAND ---- */
.cta-band{padding:0 0 clamp(3rem,5vw,4rem);}
.cta-inner{position:relative;border:1px solid var(--line-2);background:var(--panel);padding:clamp(1.8rem,3.5vw,2.8rem);display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;}
.cta-inner::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--red);}
.cta-inner h2{font-size:clamp(2.2rem,4.4vw,3.6rem);line-height:.94;padding-bottom:.18em;}
.cta-inner p{margin:1rem 0 0;color:var(--muted);max-width:46ch;}
.cta-actions{display:flex;gap:.6rem;flex-wrap:wrap;}

/* manifest (owns / owns) */
.manifest{border:1px solid var(--line-2);background:var(--panel);padding:1.2rem;}
.manifest b{display:block;color:var(--cyan);font:600 .66rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;margin:.9rem 0 .5rem;}
.manifest b:first-child{margin-top:0;}
.manifest ul{margin:0;padding:0;list-style:none;}
.manifest li{border-top:1px solid var(--line);padding:.6rem 0;color:var(--muted);font-size:.94rem;}

/* ---- 10. PROSE (Field Manual / Intel articles) ---- */
.page-hero{padding:clamp(2.4rem,4vw,3.6rem) 0 clamp(1.6rem,3vw,2.4rem);border-bottom:1px solid var(--line);}
.breadcrumbs{font:600 .64rem/1 var(--mono);letter-spacing:var(--track-meta);text-transform:uppercase;color:var(--dim);margin-bottom:1rem;}
.breadcrumbs a:hover{color:var(--cyan);}
.breadcrumbs .sep{color:var(--line-3);margin:0 .3rem;}
.page-hero h1{font-size:clamp(2.6rem,5vw,4.6rem);line-height:.95;padding-bottom:.18em;max-width:18ch;}
.page-hero .lede{margin:1.5rem 0 0;color:var(--muted);font-size:var(--t-lead);max-width:60ch;line-height:1.6;}
.content{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(1.6rem,3vw,2.6rem);align-items:start;padding:clamp(2.4rem,4vw,3.4rem) 0;}
.prose{max-width:70ch;font-size:1.06rem;line-height:1.72;color:var(--muted);}
.prose>*+*{margin-top:1.1rem;}
.prose h2{font-size:var(--t-h3);color:var(--ink);margin-top:2.4rem;padding-bottom:.08em;}
.prose h2:first-child{margin-top:0;}
.prose h3{font-size:1.25rem;color:var(--ink);margin-top:1.8rem;font-family:var(--display);}
.prose strong{color:var(--ink);font-weight:600;}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(63,228,255,.35);}
.prose ul,.prose ol{margin:1.1rem 0;padding-left:1.3rem;}
.prose li{margin:.5rem 0;}
.prose li::marker{color:var(--cyan);}
.prose blockquote{margin:1.4rem 0;border-left:3px solid var(--red);background:rgba(255,49,66,.05);padding:.9rem 1.1rem;color:var(--ink);font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:1.3rem;line-height:1.1;letter-spacing:.01em;}
.callout{border:1px solid var(--line-2);background:var(--panel);padding:1.1rem;margin:1.6rem 0;}
.callout .k{font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--cyan);}
.callout p{margin:.6rem 0 0;color:var(--muted);font-size:var(--t-small);}

/* sidebar */
.sidebar{position:sticky;top:84px;display:grid;gap:1rem;}
.side-card{border:1px solid var(--line-2);background:var(--panel);padding:1.1rem;}
.side-card .k{font:600 .62rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--cyan);}
.side-card h4{margin:.6rem 0 .4rem;font-size:1.2rem;}
.side-card p{margin:0 0 .8rem;color:var(--muted);font-size:.88rem;}
.toc{list-style:none;margin:0;padding:0;}
.toc li{border-top:1px solid var(--line);}
.toc a{display:block;padding:.55rem 0;color:var(--muted);font:600 .72rem/1.3 var(--mono);letter-spacing:.04em;}
.toc a:hover{color:var(--cyan);}

/* ---- 11. QUIZ / CHECKLIST (Tools) ---- */
.quiz{border:1px solid var(--line-2);background:var(--panel);}
.quiz-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 1rem;border-bottom:1px solid var(--line);font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--muted);}
.progress{height:4px;background:rgba(238,241,245,.1);overflow:hidden;}
.progress span{display:block;height:100%;width:0;background:var(--cyan);transition:width var(--dur) var(--ease);}
.quiz-body{padding:1.2rem;}
.q-num{font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--cyan);}
.q-text{margin:.7rem 0 1.1rem;font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(1.4rem,2.4vw,2rem);line-height:1.05;letter-spacing:.01em;}
.options{display:grid;gap:.55rem;}
.opt{display:flex;gap:.7rem;align-items:flex-start;border:1px solid var(--line);background:var(--panel-2);padding:.85rem 1rem;cursor:pointer;text-align:left;color:var(--ink);transition:border-color var(--dur-quick) var(--ease),background var(--dur-quick) var(--ease);}
.opt:hover{border-color:rgba(63,228,255,.5);background:rgba(63,228,255,.06);}
.opt.sel{border-color:var(--cyan);background:rgba(63,228,255,.1);}
.opt .mk{flex:none;width:18px;height:18px;border:1px solid var(--line-3);display:grid;place-items:center;margin-top:.1rem;font:700 .7rem/1 var(--mono);color:var(--cyan);}
.opt.sel .mk{border-color:var(--cyan);background:var(--cyan);color:#06222b;}
.opt p{margin:0;font-size:.96rem;line-height:1.4;}
.quiz-foot{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:1.2rem;}
.result{border:1px solid var(--line-2);background:#0a0d12;padding:1.2rem;}
.result .k{font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--cyan);}
.result h3{margin:.6rem 0 .4rem;font-size:clamp(1.8rem,3vw,2.6rem);}
.result p{margin:0;color:var(--muted);}

/* ---- 12. FOOTER ---- */
.footer{border-top:1px solid var(--line);background:#06070a;padding:clamp(2.4rem,4vw,3.2rem) 0 2rem;}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,.8fr);gap:1.5rem;}
.footer h3{font-size:1.3rem;}
.footer .notice{margin:.7rem 0 0;color:var(--dim);font-size:.86rem;max-width:42ch;line-height:1.55;}
.footer h4{margin:0 0 .7rem;font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--cyan);}
.footer a{display:block;color:var(--muted);padding:.28rem 0;font-size:.92rem;}
.footer a:hover{color:var(--ink);}
.footer-base{margin-top:2rem;padding-top:1.2rem;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font:600 .62rem/1.5 var(--mono);letter-spacing:var(--track-meta);text-transform:uppercase;color:var(--dim);}

/* ---- 14. DOORS / LFG / ECOSYSTEM ---- */
.doors{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.8rem;}
.door{position:relative;display:flex;flex-direction:column;border:1px solid var(--line-2);background:var(--panel);padding:clamp(1.3rem,2.5vw,1.9rem);min-height:340px;transition:border-color var(--dur-quick) var(--ease),background var(--dur-quick) var(--ease);}
.door::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;}
.door.play::before{background:var(--cyan);}
.door.prove::before{background:var(--red);}
.door.bridge::before{background:var(--amber);}
.door.bridge .dk{color:var(--amber);}
.door.bridge .feats li::before{background:var(--amber);}
.door.bridge:hover{border-color:rgba(255,194,74,.5);}
.door:hover{background:var(--panel-2);}
.door.play:hover{border-color:rgba(63,228,255,.5);}
.door.prove:hover{border-color:rgba(255,49,66,.5);}
.door .dk{font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;}
.door.play .dk{color:var(--cyan);}
.door.prove .dk{color:var(--red);}
.door h3{margin:.9rem 0 0;font-size:clamp(1.9rem,2.8vw,2.6rem);line-height:.95;padding-bottom:.14em;}
.door p{margin:.9rem 0 0;color:var(--muted);font-size:var(--t-small);line-height:1.5;}
.door .feats{list-style:none;margin:1.1rem 0 0;padding:0;display:grid;gap:0;}
.door .feats li{border-top:1px solid var(--line);padding:.55rem 0;color:var(--ink);font:600 .76rem/1.3 var(--mono);letter-spacing:.04em;display:flex;gap:.55rem;align-items:center;}
.door .feats li::before{content:"";width:6px;height:6px;flex:none;}
.door.play .feats li::before{background:var(--cyan);}
.door.prove .feats li::before{background:var(--red);}
.door .door-cta{margin-top:auto;padding-top:1.2rem;display:flex;gap:.5rem;flex-wrap:wrap;}

/* LFG console */
.lfg{position:relative;border:1px solid var(--line-2);background:var(--panel);}
.lfg-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem .9rem;border-bottom:1px solid var(--line);font:600 .64rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--muted);}
.lfg-body{padding:1.1rem;}
.lfg-channel{display:flex;align-items:center;gap:.6rem;border:1px solid var(--line);background:#0a0d12;padding:.8rem .9rem;font:600 .9rem/1 var(--mono);color:var(--ink);}
.lfg-channel .hash{color:var(--dim);}
.lfg-channel .nm{color:var(--cyan);transition:color var(--dur) var(--ease);}
.lfg-channel .spots{margin-left:auto;font-size:.72rem;color:var(--dim);letter-spacing:.1em;text-transform:uppercase;}
.lfg-modes{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:.9rem;}
.lfg-mode{font:600 .66rem/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line-2);background:transparent;padding:.55rem .7rem;cursor:pointer;border-radius:var(--r1);transition:.14s var(--ease);}
.lfg-mode:hover{border-color:var(--cyan);color:#fff;}
.lfg-mode.on{border-color:var(--cyan);background:rgba(63,228,255,.12);color:#eafdff;}
.lfg-slots{display:grid;grid-template-columns:repeat(6,1fr);gap:.45rem;margin-top:1rem;}
.slot{aspect-ratio:1;border:1px solid var(--line);background:#0a0d12;display:grid;place-items:center;font:700 1rem/1 var(--mono);color:var(--dim);position:relative;overflow:hidden;}
.slot.filled{border-color:rgba(63,228,255,.5);background:rgba(63,228,255,.1);color:var(--cyan);}
.slot.you{border-color:var(--cyan);background:var(--cyan);color:#06222b;}
.signal-row{display:flex;gap:.6rem;align-items:center;margin-top:1.1rem;flex-wrap:wrap;}
.bat{position:relative;}
.bat.pinging::after{content:"";position:absolute;inset:-4px;border:1px solid var(--cyan);animation:ping 1s var(--ease);}
@keyframes ping{from{opacity:.8;transform:scale(1);}to{opacity:0;transform:scale(1.35);}}
.lfg-event{margin-top:1rem;border:1px solid var(--line);border-left:3px solid var(--green);background:#0a0d12;padding:.75rem .9rem;font:600 .72rem/1.4 var(--mono);letter-spacing:.04em;color:var(--muted);text-transform:uppercase;opacity:0;transform:translateY(6px);transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);}
.lfg-event.show{opacity:1;transform:none;}
.lfg-event b{color:var(--green);}

/* ecosystem map */
.eco{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.eco .node{background:var(--panel);padding:1.3rem;}
.eco .node .k{font:600 .62rem/1 var(--mono);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--dim);}
.eco .node h4{margin:.7rem 0 .3rem;font-size:1.5rem;}
.eco .node.front h4{color:var(--ink);}
.eco .node.play h4{color:var(--cyan);}
.eco .node.prove h4{color:var(--red);}
.eco .node p{margin:0;color:var(--muted);font-size:.86rem;line-height:1.45;}
.eco .node ul{list-style:none;margin:.8rem 0 0;padding:0;}
.eco .node li{border-top:1px solid var(--line);padding:.45rem 0;color:var(--muted);font-size:.82rem;}

/* ---- 13. RESPONSIVE ---- */
@media (max-width:1040px){
  .block-head{grid-template-columns:1fr;}
  .grid.c4{grid-template-columns:repeat(2,1fr);}
  .grid.c3{grid-template-columns:1fr;}
  .doors{grid-template-columns:1fr;}
  .eco{grid-template-columns:1fr;}
  .content{grid-template-columns:1fr;}
  .sidebar{position:static;}
}
@media (max-width:680px){
  .nav{flex-direction:column;align-items:flex-start;gap:.6rem;padding:.8rem 0;}
  .nav-links{flex-wrap:wrap;}
  .nav-links a{border-left:0;padding:.5rem .6rem .5rem 0;}
  .grid.c2,.grid.c4{grid-template-columns:1fr;}
  .claims{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .stat{border-left:0!important;padding-left:0!important;border-top:1px solid var(--line);}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .frame{grid-template-columns:1fr;gap:.3rem;}
}
@media (max-width:460px){
  .footer-grid{grid-template-columns:1fr;}
  .btn{width:100%;}
}