/* ============================================================================
   steddi × qalarc — independent analysis
   Design system v3 "rail measurement blueprint"
   Palette: red / maroon signal.  No green, no gold (that is tradez.au).
   Art direction: engineering drawing — fine grid, dimension lines, rail
   cross-section line art, datum crosshairs, mono annotations, 655 nm laser.
   Fonts: Sora (display, matches the qalarc wordmark) · Inter · JetBrains Mono
   ========================================================================= */

/* ---------- 1. TOKENS ---------------------------------------------------- */
:root{
  --bg:#0f0b0d;
  --bg-2:#140e11;
  --surface:#191217;
  --surface-2:#20161c;
  --line:#2c1f26;
  --line-2:#3d2a33;
  --ink:#f1e8e6;
  --ink-2:#d9cbc8;
  --muted:#a59195;
  --maroon:#7c2736;
  --maroon-deep:#5a1c28;
  --red:#d94a3d;
  --red-bright:#ff6a55;
  --laser:#ff3b2f;           /* 655 nm Class 2 — the steddi laser */
  --red-soft:rgba(217,74,61,.14);
  --red-glow:rgba(255,59,47,.12);

  --accent-grad:linear-gradient(135deg,#a93546,#d94a3d);
  --text-grad:linear-gradient(100deg,var(--red),var(--red-bright));

  --sans:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --display:'Sora','Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;

  --wrap:1120px;
  --prose:68ch;
  --nav-h:60px;
  --r:10px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. RESET ----------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 24px)}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font:400 16px/1.65 var(--sans);
  font-feature-settings:"kern" 1,"liga" 1;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;line-height:1.18;letter-spacing:-.015em;margin:0}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
hr{border:0;border-top:1px solid var(--line);margin:44px 0}
::selection{background:var(--red-soft);color:var(--ink)}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:3px}

/* ---------- 3. BLUEPRINT BACKGROUND -------------------------------------- */
/* (a) fine grid: 8px minor + 96px major, fixed, behind everything */
.bp-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(241,232,230,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(241,232,230,.03) 1px,transparent 1px),
    linear-gradient(rgba(217,74,61,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(217,74,61,.06) 1px,transparent 1px);
  background-size:8px 8px,8px 8px,96px 96px,96px 96px;
  animation:bpdrift 30s linear infinite;
}
@keyframes bpdrift{to{background-position:8px 8px,8px 8px,96px 96px,96px 96px}}

/* radial vignette so the grid fades at the edges and text always wins */
.bp-vignette{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(900px 520px at 74% 6%,var(--red-glow),transparent 68%),
    radial-gradient(720px 460px at 8% 88%,rgba(124,39,54,.14),transparent 70%),
    radial-gradient(120% 90% at 50% 40%,transparent 40%,rgba(15,11,13,.72) 100%);
}

/* (g) grain */
.bp-grain{
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* (d) datum crosshairs — "+" marks at grid intersections */
.bp-datum{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.08}
.bp-datum i{position:absolute;width:12px;height:12px;display:block}
.bp-datum i::before,.bp-datum i::after{content:"";position:absolute;background:var(--red)}
.bp-datum i::before{left:0;top:5.5px;width:12px;height:1px}
.bp-datum i::after{top:0;left:5.5px;height:12px;width:1px}

/* (e) mono annotations — blueprint notes */
.bp-note{
  position:fixed;z-index:1;pointer-events:none;
  font:400 9.5px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;
  color:var(--red-bright);opacity:.28;white-space:nowrap;
}
.bp-note.v{writing-mode:vertical-rl}

/* (c) rail cross-section line art — bleeds off frame at the hero edge */
.bp-rail{
  position:absolute;pointer-events:none;z-index:0;
  right:-90px;bottom:-140px;width:min(560px,52vw);
}
.bp-rail svg{width:100%;height:auto}
.bp-rail .st{fill:none;stroke:#d94a3d;stroke-width:1.5;opacity:.14;stroke-linejoin:round}
.bp-rail .th{fill:none;stroke:#d94a3d;stroke-width:1;opacity:.11}
.bp-rail .lb{fill:#ff6a55;opacity:.3;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.14em}

/* (b) dimension lines with arrowheads + end ticks */
.dim{position:relative;height:26px;margin:26px 0 30px;pointer-events:none;opacity:.55}
.dim::before{content:"";position:absolute;left:0;right:0;top:12px;height:1px;background:var(--red);opacity:.34}
.dim .tick{position:absolute;top:2px;width:1px;height:20px;background:var(--red);opacity:.4}
.dim .tick.l{left:0}
.dim .tick.r{right:0}
.dim .arw{position:absolute;top:7px;width:0;height:0;border-top:5px solid transparent;border-bottom:5px solid transparent}
.dim .arw.l{left:1px;border-right:9px solid var(--red);opacity:.4}
.dim .arw.r{right:1px;border-left:9px solid var(--red);opacity:.4}
.dim .val{
  position:absolute;left:50%;top:-2px;transform:translateX(-50%);
  background:var(--bg);padding:0 10px;
  font:400 10px/1 var(--mono);letter-spacing:.2em;color:var(--red-bright);opacity:.62;text-transform:uppercase;
}
.dim-v{position:fixed;z-index:0;pointer-events:none;width:26px;opacity:.5}
.dim-v::before{content:"";position:absolute;top:0;bottom:0;left:12px;width:1px;background:var(--red);opacity:.3}
.dim-v .tick{position:absolute;left:2px;height:1px;width:20px;background:var(--red);opacity:.4}
.dim-v .tick.t{top:0}
.dim-v .tick.b{bottom:0}
.dim-v .val{
  position:absolute;top:50%;left:13px;transform:translateY(-50%) rotate(90deg);transform-origin:left center;
  background:var(--bg);padding:0 8px;
  font:400 9.5px/1 var(--mono);letter-spacing:.2em;color:var(--red-bright);opacity:.5;white-space:nowrap;
}

/* (f) the 655 nm laser scanline — this is literally the steddi Class 2 laser
   sweeping the rail head.  v3.1: FIXED to the viewport so the beam travels
   down the entire page, wherever you've scrolled.  2px red beam, 11 s cycle. */
.laser{
  position:fixed;left:0;right:0;top:0;height:2px;z-index:55;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,59,47,0) 6%,var(--laser) 48%,rgba(255,59,47,.9) 52%,transparent 94%,transparent);
  box-shadow:0 0 14px rgba(255,59,47,.5),0 0 34px rgba(255,59,47,.2);
  opacity:0;
  animation:laserPage 11s linear infinite;
}
@keyframes laserPage{
  0%{transform:translateY(-4vh);opacity:0}
  5%{opacity:.55}
  90%{opacity:.55}
  100%{transform:translateY(104vh);opacity:0}
}

/* (g) laser-tracker crosshair — a measurement HUD following the pointer.
     v3.2: made properly visible (was 0.15 opacity = invisible). */
.xh{position:fixed;inset:0;z-index:55;pointer-events:none;display:none}
.xh .lx,.xh .ly{position:absolute;background:var(--red);opacity:.38;
  box-shadow:0 0 6px rgba(255,59,47,.45)}
.xh .lx{left:0;right:0;height:1px}
.xh .ly{top:0;bottom:0;width:1px}
.xh .xl{
  position:absolute;font:600 10px/1 var(--mono);letter-spacing:.14em;
  color:var(--red-bright);white-space:nowrap;
  background:rgba(15,11,13,.78);border:1px solid rgba(217,74,61,.45);
  border-radius:4px;padding:4px 7px;transform:translate(16px,18px);
}
@media (hover:hover) and (pointer:fine){.xh{display:block}}

/* (h) laser illumination — a soft red pool that follows the pointer and
       brightens the blueprint scene beneath it. */
.bp-spot{
  position:fixed;left:0;top:0;width:560px;height:560px;z-index:1;
  pointer-events:none;border-radius:50%;
  background:radial-gradient(circle,
    rgba(255,59,47,.085) 0%,rgba(217,74,61,.05) 34%,transparent 68%);
  transform:translate(-50%,-50%);will-change:transform;
}
@media (hover:none),(pointer:coarse){.bp-spot{display:none}}

/* (i) the blueprint scene — animated rails + lasers behind everything */
.bp-scene{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.bp-scene svg{display:block;width:100%;height:100%}
.sc-ties{animation:scTies 14s linear infinite}
@keyframes scTies{to{transform:translateX(-90px)}}
.sc-versine{animation:scVersine 36s linear infinite}
@keyframes scVersine{to{transform:translateX(-480px)}}
.sc-laser{opacity:.05;animation:scLaser 4.5s ease-in-out infinite alternate}
.sc-laser.d2{animation-delay:1.5s}
.sc-laser.d3{animation-delay:3s}
@keyframes scLaser{from{opacity:.04}to{opacity:.22}}
.sc-dot{opacity:.1;animation:scLaser 4.5s ease-in-out infinite alternate}
.sc-dot.d2{animation-delay:1.5s}
.sc-dot.d3{animation-delay:3s}
.sc-head{animation:scHead 30s linear infinite}
@keyframes scHead{from{transform:translateX(-60px)}to{transform:translateX(1500px)}}
.sc-led{animation:scLed 1.2s steps(2,end) infinite}
@keyframes scLed{from{opacity:.9}to{opacity:.15}}

/* ---------- 4. NAV ------------------------------------------------------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;height:var(--nav-h);
  background:rgba(15,11,13,.88);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-in{
  max-width:var(--wrap);margin:0 auto;height:100%;padding:0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.nav-logo{display:flex;align-items:center;text-decoration:none;flex:0 0 auto}
.nav-logo img{width:96px;height:auto}
.nav-links{display:flex;align-items:center;gap:26px;list-style:none}
.nav-links a{
  position:relative;text-decoration:none;color:var(--muted);
  font-size:13.5px;font-weight:600;letter-spacing:-.005em;
  padding:4px 0;transition:color .18s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:1.5px;
  background:var(--red);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a[aria-current="page"]{color:var(--red)}
.nav-links a[aria-current="page"]::after{transform:scaleX(1);height:2px}
.nav-links a.ext{font-family:var(--mono);font-size:11.5px;font-weight:400;letter-spacing:.06em}
/* scroll progress — the one dynamic nav element */
.nav-prog{
  position:absolute;left:0;bottom:-1px;height:2px;width:100%;
  background:var(--red);transform:scaleX(0);transform-origin:left;
  box-shadow:0 0 10px rgba(217,74,61,.5);
}

/* ---------- 5. LAYOUT ---------------------------------------------------- */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 26px;position:relative;z-index:2}
main{position:relative;z-index:2}
.prose{max-width:var(--prose)}
.sec{padding:66px 0;position:relative}
.sec + .sec{border-top:1px solid var(--line)}
.sec-head{margin-bottom:30px}
.sec-num{
  font:400 11px/1 var(--mono);letter-spacing:.28em;text-transform:uppercase;
  color:var(--red);display:block;margin-bottom:12px;
}
.sec-title{font-size:clamp(22px,2.6vw,26px);margin-bottom:12px}
.sec-lede{color:var(--ink-2);max-width:var(--prose);margin:0}
.sub{font-family:var(--display);font-size:17px;font-weight:600;margin:34px 0 10px;color:var(--ink)}
.sub .n{font-family:var(--mono);font-size:12px;color:var(--red);margin-right:10px;letter-spacing:.1em}
.sub .st{font-family:var(--mono);font-size:10.5px;font-weight:400;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-left:12px}
.note{color:var(--muted);font-size:14.5px;max-width:var(--prose)}
.tag{
  display:inline-block;font:400 10px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;
  color:var(--red-bright);border:1px solid var(--line-2);border-radius:999px;
  padding:5px 11px;background:var(--red-soft);
}
.hl{color:var(--ink);font-weight:600}
.grad{background:var(--text-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.flag{color:var(--red-bright);font-family:var(--mono);font-size:12.5px;letter-spacing:.06em}

/* ---------- 6. HERO ------------------------------------------------------ */
.hero{position:relative;padding:calc(var(--nav-h) + 78px) 0 60px;overflow:hidden}
.hero-kicker{
  font:400 11px/1 var(--mono);letter-spacing:.3em;text-transform:uppercase;
  color:var(--muted);margin-bottom:22px;display:flex;gap:14px;align-items:center;flex-wrap:wrap;
}
.hero-kicker b{color:var(--red);font-weight:400}
.hero h1{font-size:clamp(30px,4.5vw,46px);margin-bottom:20px;max-width:19ch}
.hero .lede{font-size:17.5px;color:var(--ink-2);max-width:var(--prose)}
.brand-line{
  font-family:var(--display);font-weight:700;letter-spacing:-.03em;
  font-size:clamp(38px,6.4vw,66px);line-height:1;margin:0 0 14px;
}
.brand-line .x{
  font-size:.4em;font-weight:500;color:var(--muted);letter-spacing:.01em;
  margin-left:.5em;vertical-align:.4em;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;
  font-size:14px;font-weight:600;padding:11px 20px;border-radius:8px;
  border:1px solid transparent;transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn-p{background:var(--accent-grad);color:#fff;box-shadow:0 6px 22px rgba(169,53,70,.3)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(217,74,61,.4)}
.btn-s{border-color:var(--line-2);color:var(--ink-2);background:rgba(25,18,23,.6)}
.btn-s:hover{border-color:var(--red);color:var(--ink)}

/* ---------- 7. LISTS (the core content pattern) -------------------------- */
.dots{margin:0 0 4px}
.dots > li{position:relative;padding:0 0 0 24px;margin:0 0 13px;color:var(--ink-2);max-width:var(--prose)}
.dots > li::before{
  content:"";position:absolute;left:2px;top:.62em;
  width:7px;height:7px;border-radius:2px;background:var(--red);opacity:.85;transform:rotate(45deg);
}
.dots.ticks > li::before{
  content:"";width:9px;height:5px;border-radius:0;background:none;transform:rotate(-45deg);
  border-left:1.5px solid var(--red);border-bottom:1.5px solid var(--red);top:.5em;
}
.dots li b,.dots li strong{color:var(--ink);font-weight:600}
.dots.wide > li{max-width:none}

/* definition-style "term — description" */
.defs{margin:6px 0 0}
.defs > li{padding:14px 0;border-bottom:1px solid var(--line);color:var(--ink-2)}
.defs > li:first-child{border-top:1px solid var(--line)}
.defs .term{font-family:var(--display);font-weight:600;color:var(--ink);margin-right:.35em}
.defs .term::after{content:" —";color:var(--red);font-weight:400}

/* linked index list */
.linklist{border-top:1px solid var(--line)}
.linklist li{border-bottom:1px solid var(--line)}
.linklist a{
  display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;
  text-decoration:none;padding:22px 4px;transition:background .2s var(--ease),padding .2s var(--ease);
}
.linklist a:hover{background:rgba(217,74,61,.05);padding-left:12px}
.linklist .ln{font:400 11px/1 var(--mono);color:var(--red);letter-spacing:.2em;flex:0 0 34px}
.linklist .lt{font-family:var(--display);font-size:19px;font-weight:600;color:var(--ink);flex:0 0 auto}
.linklist .ld{color:var(--muted);font-size:14.5px;flex:1 1 260px}
.linklist .lar{color:var(--red);font-size:16px;flex:0 0 auto;transition:transform .2s var(--ease)}
.linklist a:hover .lar{transform:translateX(5px)}

/* project entries (overlap page) */
.proj{padding:30px 0;border-bottom:1px solid var(--line)}
.proj:first-of-type{border-top:1px solid var(--line)}
.proj-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:8px}
.proj-n{font:400 12px/1 var(--mono);color:var(--red);letter-spacing:.18em}
.proj-name{font-family:var(--display);font-size:20px;font-weight:600;text-decoration:none;color:var(--red)}
.proj-name:hover{color:var(--red-bright);text-decoration:underline;text-underline-offset:4px}
.proj-meta{font:400 10.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.proj-what{color:var(--ink-2);margin:0 0 12px;max-width:var(--prose)}
.fit{font:400 11px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;margin-top:12px;display:block}
.fit-high{color:var(--red-bright)}
.fit-med{color:var(--muted)}

/* ---------- 8. TABLES ---------------------------------------------------- */
.tbl-wrap{overflow-x:auto;margin:22px 0 6px;border:1px solid var(--line);border-radius:var(--r);background:rgba(25,18,23,.5)}
table th,table td{
  text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);
  font-size:14.2px;vertical-align:top;color:var(--ink-2);
}
table th{
  font:600 10.5px/1.4 var(--mono);letter-spacing:.18em;text-transform:uppercase;
  color:var(--red-bright);background:rgba(124,39,54,.16);
}
table tr:last-child td{border-bottom:0}
table tbody tr:hover td{background:rgba(217,74,61,.045)}
table td b,table td strong{color:var(--ink);font-weight:600}
table td small{display:block;color:var(--muted);font-size:12.5px;margin-top:3px;font-family:var(--mono)}
table td.m,table td .m{font-family:var(--mono);font-size:13.2px}

/* ---------- 9. KPI STRIP ------------------------------------------------- */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kpi{padding:26px 22px;border-right:1px solid var(--line)}
.kpi:last-child{border-right:0}
.kpi-v{
  font:600 clamp(26px,3.4vw,36px)/1 var(--mono);letter-spacing:-.02em;
  background:var(--text-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.kpi-v .u{font-size:.5em;letter-spacing:.04em;margin-left:.15em}
.kpi-l{color:var(--muted);font-size:13px;line-height:1.5;margin-top:11px;max-width:28ch}

/* ---------- 10. MARQUEE -------------------------------------------------- */
.marquee{
  overflow:hidden;position:relative;z-index:2;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg-2);padding:13px 0;
}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:110px;z-index:2;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,var(--bg-2),transparent)}
.marquee::after{right:0;background:linear-gradient(270deg,var(--bg-2),transparent)}
.mq-track{display:flex;width:max-content;animation:mq 46s linear infinite}
.mq-track span{
  font:400 11px/1 var(--mono);letter-spacing:.26em;text-transform:uppercase;
  color:var(--muted);padding:0 22px;white-space:nowrap;
}
.mq-track span::after{content:"\25C6";color:var(--red);margin-left:22px;opacity:.65}
@keyframes mq{to{transform:translateX(-50%)}}

/* ---------- 11. CALLOUT -------------------------------------------------- */
.callout{
  border-left:2px solid var(--red);
  background:linear-gradient(90deg,rgba(217,74,61,.07),transparent 70%);
  padding:20px 24px;margin:28px 0;border-radius:0 var(--r) var(--r) 0;
}
.callout h4{
  font:400 10.5px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;
  color:var(--red-bright);margin-bottom:11px;
}
.callout p{color:var(--ink-2);max-width:var(--prose)}
.callout p:last-child{margin-bottom:0}

/* ---------- 12. TIMELINE (roadmap) --------------------------------------- */
.tl{position:relative;padding-left:34px;margin-top:14px}
.tl::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:1px;background:var(--line-2)}
.tl-item{position:relative;padding:0 0 42px}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:5px;width:15px;height:15px;
  border-radius:50%;background:var(--bg);border:2px solid var(--red);
  box-shadow:0 0 0 4px rgba(217,74,61,.12);
}
.tl-item.now::before{background:var(--red)}
.tl-phase{font:400 10.5px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--red);margin-bottom:9px;display:block}
.tl-item h3{font-size:19px;margin-bottom:10px}
.tl-item p{color:var(--ink-2);max-width:var(--prose)}
.tl-uses{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tl-uses a,.tl-uses span{
  font:400 10.5px/1 var(--mono);letter-spacing:.1em;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:6px 10px;
  text-decoration:none;transition:border-color .18s var(--ease),color .18s var(--ease);
}
.tl-uses a:hover{border-color:var(--red);color:var(--red-bright)}

/* ---------- 13. FOOTER --------------------------------------------------- */
.foot{position:relative;z-index:2;border-top:1px solid var(--line);background:var(--bg-2);padding:52px 0 30px;margin-top:20px}
.foot-top{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:36px;margin-bottom:38px}
.foot-brand img{width:124px;height:auto;margin-bottom:16px}
.foot-brand p{color:var(--muted);font-size:13.5px;max-width:34ch;margin:0}
.foot h5{font:400 10px/1 var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--red);margin:0 0 14px}
.foot ul li{margin-bottom:9px}
.foot ul a{color:var(--muted);text-decoration:none;font-size:13.5px;transition:color .18s var(--ease)}
.foot ul a:hover{color:var(--red-bright)}
.foot .fp{color:var(--muted);font-size:13px;margin:0 0 7px}
.foot .fp b{color:var(--ink-2);font-weight:600}
.foot-bot{
  border-top:1px solid var(--line);padding-top:22px;
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font:400 11px/1.6 var(--mono);letter-spacing:.06em;color:var(--muted);
}

/* ---------- 14. MOTION --------------------------------------------------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
.mist{animation:mist 1.25s var(--ease) both}       /* index hero entrance */
@keyframes mist{from{filter:blur(18px);opacity:0}to{filter:blur(0);opacity:1}}
.fadein{animation:fadein .5s var(--ease) both}     /* subpage entrance */
@keyframes fadein{from{opacity:0}to{opacity:1}}

/* ---------- 15. RESPONSIVE ----------------------------------------------- */
@media (max-width:960px){
  .kpis{grid-template-columns:repeat(2,1fr)}
  .kpi:nth-child(2){border-right:0}
  .kpi:nth-child(1),.kpi:nth-child(2){border-bottom:1px solid var(--line)}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .wrap{padding:0 18px}
  .nav-in{padding:0 14px;gap:12px}
  .nav-logo img{width:82px}
  .hero{padding-top:calc(var(--nav-h) + 52px)}
  .bp-rail{right:-140px;bottom:-90px;width:78vw}
  .bp-note,.dim-v,.sc-label{display:none}
  .sec{padding:46px 0}
  .linklist a{gap:10px}
  .linklist .lt{flex:1 1 100%}
}
@media (max-width:560px){
  .kpis{grid-template-columns:1fr}
  .kpi{border-right:0;border-bottom:1px solid var(--line)}
  .kpi:last-child{border-bottom:0}
  .foot-top{grid-template-columns:1fr}
}

/* ---------- 17. DIAGRAMS -------------------------------------------------- */
.diag{margin:26px 0 8px;border:1px solid var(--line);border-radius:var(--r);background:rgba(25,18,23,.55);padding:26px 20px 14px;position:relative;overflow-x:auto}
.diag svg{display:block;width:100%;height:auto;min-width:600px;max-width:920px;margin:0 auto}
.diag-cap{font:400 10.5px/1.6 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:12px 0 0}
.diag .ds{fill:none;stroke:var(--red);stroke-width:1.6;opacity:.78;stroke-linejoin:round;stroke-linecap:round}
.diag .dt{fill:none;stroke:var(--red);stroke-width:1;opacity:.42}
.diag .dd{fill:none;stroke:var(--ink-2);stroke-width:1.1;opacity:.45;stroke-dasharray:5 5}
.diag .dc{fill:none;stroke:var(--red);stroke-width:1;opacity:.3;stroke-dasharray:3 6}
.diag .df{fill:rgba(217,74,61,.14);stroke:none}
.diag .dfs{fill:rgba(217,74,61,.07);stroke:var(--red);stroke-width:1;opacity:.8}
.diag .dl{fill:var(--ink-2);font-family:var(--mono);font-size:11px;letter-spacing:.12em;opacity:.9}
.diag .dl2{fill:var(--muted);font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;opacity:.75}
.diag .da{fill:var(--red-bright);font-family:var(--mono);font-size:11px;letter-spacing:.08em}
.diag .dh{fill:var(--ink);font-family:'Sora','Inter',sans-serif;font-size:12px;font-weight:600;letter-spacing:.06em}

/* ---------- 16. REDUCED MOTION ------------------------------------------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important;
  }
  .laser,.xh,.bp-spot{display:none}
  .bp-grid{animation:none}
  .bp-scene *{animation:none!important}
  .reveal{opacity:1;transform:none}
  .mist,.fadein{animation:none;filter:none;opacity:1}
  .mq-track{animation:none}
}