/* ============================================================
   DURLEȘTEANU SOLUTIONS — Swiss Grid design system
   Implements DESIGN.md. Zero hardcoded hex outside :root.
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Familjen+Grotesk:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* Backgrounds — cool, unbranded */
  --bg:#F4F6F8; --surface:#FFFFFF; --surface-alt:#E9EDF1; --surface-hover:#0D1117;
  /* Borders */
  --border:#0D1117; --border-hover:#0B5CAD; --hair:#CFD6DE;
  /* Text */
  --text:#0D1117; --text-secondary:#454F5B; --text-tertiary:#636E7A; --text-invert:#F4F6F8;
  --text-tertiary-inv:#8A94A1;   /* tertiary on ink ground — 5.9:1 */
  /* Accent — structural / interactive */
  --accent:#0B5CAD; --accent-hover:#08467F;
  /* RGB */
  --bg-rgb:244,246,248; --ink-rgb:13,17,23; --accent-rgb:11,92,173;
  /* Inverted plane (colophon). Small inversions — marquee, buttons, cell
     hover, the audit plate — keep using --text/--text-invert directly. */
  --plane-bg:#0D1117; --plane-fg:#F4F6F8; --plane-fg-dim:#8A94A1;
  --plane-hair:rgba(232,236,241,.14);
  /* State vocabulary — colour reports a state, never decorates */
  --verified:#0F6E4F; --attention:#B45309; --critical:#B42318;
  --success:var(--verified); --error:var(--critical); --warning:var(--attention);
  /* Type */
  --font-display:'Familjen Grotesk','Helvetica Neue',Helvetica,Arial,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,'SFMono-Regular',Menlo,monospace;
  /* Layout */
  --pad:40px; --key:210px; --max:1300px;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;overflow-x:clip}
body{background:var(--bg);color:var(--text);font-family:var(--font-display);font-size:16px;line-height:1.5;overflow-x:clip}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.sheet{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}

/* ---------- document header ---------- */
.dochead{border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:50;transition:border-color .22s ease}
.dochead-inner{max-width:var(--max);margin:0 auto;padding:16px var(--pad);display:flex;justify-content:space-between;align-items:baseline;gap:16px 24px;flex-wrap:wrap;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;transition:padding .22s ease}
.dochead.is-scrolled{border-color:var(--accent)}
.dochead.is-scrolled .dochead-inner{padding-top:9px;padding-bottom:9px}
.dochead b{font-weight:600;letter-spacing:.06em}
.dochead .meta{color:var(--text-tertiary);display:flex;gap:12px 22px;flex-wrap:wrap;align-items:baseline}
.dochead .meta em{font-style:normal;color:var(--text)}

/* easter egg */
.rev{position:relative;cursor:help;border-bottom:1px dotted var(--text-tertiary)}
.rev::after{content:attr(data-tip);position:absolute;left:0;top:calc(100% + 9px);white-space:nowrap;background:var(--text);color:var(--text-invert);font-size:10px;letter-spacing:.06em;padding:7px 11px;opacity:0;pointer-events:none;transition:opacity .2s ease;text-transform:none;z-index:60}
.rev:hover::after,.rev:focus-visible::after{opacity:1}

/* language toggle */
.lang{display:inline-flex;gap:0;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em}
.lang button{background:none;border:0;padding:2px 6px;cursor:pointer;color:var(--text-tertiary);font:inherit;text-transform:uppercase;transition:color .16s ease}
.lang button[aria-current="true"]{color:var(--text);font-weight:600}
.lang button:hover{color:var(--accent)}

/* ---------- the spine ---------- */
.band{border-bottom:1px solid var(--border)}
.band-inner{max-width:var(--max);margin:0 auto;padding:0 var(--pad);display:grid;grid-template-columns:var(--key) 1fr;gap:0}
.band-key{font-family:var(--font-mono);font-size:11px;letter-spacing:.11em;text-transform:uppercase;color:var(--text-tertiary);padding:30px 24px 30px 0;line-height:1.7}
.band-key i{font-style:normal;color:var(--accent);font-weight:600;display:block}
.band-val{padding:30px 0 42px;min-width:0}

/* ---------- hero ---------- */
.hero{background-image:radial-gradient(rgba(var(--ink-rgb),.07) 1px,transparent 1px);background-size:24px 24px;position:relative}
.hero .band-inner{position:relative;z-index:2}
#plot{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}
.thesis{font-weight:700;letter-spacing:-.042em;line-height:.93;font-size:clamp(2.7rem,6.4vw,5.4rem);max-width:15ch;margin:-6px 0 0}
.h1-line{display:block;overflow:hidden}
.h1-line>span{display:block;transform:translateY(102%)}
.lede{font-size:1.16rem;line-height:1.5;color:var(--text-secondary);max-width:46ch;margin-top:30px}
.acts{display:flex;gap:26px;align-items:center;margin-top:38px;flex-wrap:wrap}
.stamp{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--text-tertiary);margin-top:44px;padding-top:16px;border-top:1px solid var(--hair);display:flex;flex-wrap:wrap;gap:6px 18px;text-transform:uppercase}

/* ---------- buttons & links ---------- */
.btn{font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;padding:15px 26px;background:var(--text);color:var(--text-invert);border:1px solid var(--text);border-radius:0;cursor:pointer;display:inline-block;transition:background .18s ease,color .18s ease,border-color .18s ease}
.btn:hover{background:var(--accent);border-color:var(--accent)}
.btn:active{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn:disabled{background:var(--hair);border-color:var(--hair);color:var(--text-tertiary);cursor:not-allowed}
.btn-ghost{font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;background:transparent;color:var(--text);border:0;border-bottom:1px solid var(--text);padding:0 0 3px;border-radius:0;cursor:pointer;display:inline-block;transition:color .18s ease,border-color .18s ease}
.btn-ghost:hover{color:var(--accent);border-color:var(--accent)}
.lnk{position:relative;display:inline-block}
.lnk::after{content:'';position:absolute;left:0;bottom:-2px;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .26s cubic-bezier(.65,0,.35,1)}
.lnk:hover::after{transform:scaleX(1);transform-origin:left}
.lnk:hover{color:var(--accent)}
.magnet{transition:transform .28s cubic-bezier(.16,1,.3,1)}

/* ---------- marquee ---------- */
.marquee{background:var(--text);color:var(--text-invert);overflow:hidden;padding:20px 0;border-bottom:1px solid var(--border)}
.marquee-track{display:flex;gap:48px;width:max-content;animation:slide 34s linear infinite;font-family:var(--font-mono);font-size:13px;letter-spacing:.16em;text-transform:uppercase;white-space:nowrap}
.marquee-track span i{font-style:normal;color:var(--accent);margin-left:48px}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- figure ---------- */
.fig-wrap{display:grid;grid-template-columns:1fr 330px;gap:44px;align-items:start}
figure{border:1px solid var(--border);background:var(--surface)}
figure svg{display:block;width:100%;height:auto;padding:26px 24px 10px}
figcaption{font-family:var(--font-mono);font-size:11px;color:var(--text-secondary);letter-spacing:.02em;border-top:1px solid var(--hair);padding:14px 24px;line-height:1.6}
.fig-side p{font-size:.945rem;color:var(--text-secondary);margin-bottom:16px}
.lbl{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--text-tertiary);display:block;margin-bottom:12px}
.fig path{stroke-dasharray:var(--len);stroke-dashoffset:var(--len)}
.fig.in path{animation:draw 1.05s cubic-bezier(.65,0,.35,1) forwards}
.fig.in .ev{animation-delay:.72s}
@keyframes draw{to{stroke-dashoffset:0}}
.fig .fade{opacity:0;transition:opacity .5s ease .5s}
.fig.in .fade{opacity:1}

/* ---------- spec table ---------- */
.spec{width:100%;border-collapse:collapse;font-family:var(--font-mono);font-size:13px}
.spec th{text-align:left;font-weight:500;font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--text-tertiary);padding:0 20px 11px 0;border-bottom:1px solid var(--border)}
.spec td{padding:15px 20px 15px 0;border-bottom:1px solid var(--hair);vertical-align:top;font-variant-numeric:tabular-nums}
.spec tr:last-child td{border-bottom:0}
.spec tbody tr{transition:background .18s ease}
.spec tbody tr:hover{background:var(--surface-alt)}
.spec .par{font-family:var(--font-display);font-size:15px;font-weight:500;letter-spacing:-.01em}
.spec .val{font-weight:600;font-size:14px;white-space:nowrap}
.spec .val--signal{color:var(--accent)}

/* ---------- record cells ---------- */
.sub{color:var(--text-secondary);max-width:58ch;font-size:1rem;margin-bottom:30px}
.cell{display:grid;grid-template-columns:78px 1fr 290px;gap:28px;padding:26px 0;border-top:1px solid var(--hair);align-items:start;transition:background .2s ease,color .2s ease,padding .2s ease}
.cell:first-of-type{border-top:1px solid var(--border)}
.cell:hover{background:var(--surface-hover);color:var(--text-invert);padding-left:18px;padding-right:18px}
.cell:hover .cell-meta,.cell:hover .tag{color:var(--text-tertiary-inv)}
.cell:hover .cell-body p,.cell:hover .cell-out{color:var(--text-invert)}
.cell:hover .cell-out b{color:var(--text-invert)}
.cell-id{font-family:var(--font-mono);font-size:11px;letter-spacing:.09em;color:var(--accent);font-weight:600;padding-top:3px}
.cell h3{font-size:1.16rem;font-weight:600;letter-spacing:-.022em;margin-bottom:9px;line-height:1.25}
.cell-body p{font-size:.945rem;color:var(--text-secondary);max-width:56ch;transition:color .2s ease}
.cell-out{font-family:var(--font-mono);font-size:12px;line-height:2.1;color:var(--text-secondary);transition:color .2s ease}
.cell-out b{color:var(--text);font-weight:600;transition:color .2s ease}
.tag{font-family:var(--font-mono);font-size:10.5px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--text-tertiary);display:block;margin-bottom:9px;transition:color .2s ease}

/* ---------- person ---------- */
.who{display:grid;grid-template-columns:1fr;gap:34px;align-items:start}
.who:has(> .pic){grid-template-columns:154px 1fr}   /* two columns once a portrait is added */
.pic{width:154px;aspect-ratio:5/6;border:1px solid var(--border);background:repeating-linear-gradient(45deg,var(--surface-alt),var(--surface-alt) 6px,var(--hair) 6px,var(--hair) 12px);display:flex;align-items:flex-end;justify-content:center;padding:10px;font-family:var(--font-mono);font-size:10px;color:var(--text-tertiary);letter-spacing:.06em}
.who h3{font-size:1.5rem;font-weight:600;letter-spacing:-.03em;margin-bottom:5px}
.who .role{font-family:var(--font-mono);font-size:11px;letter-spacing:.11em;text-transform:uppercase;color:var(--accent);margin-bottom:20px}
.who p{color:var(--text-secondary);max-width:56ch;margin-bottom:13px;font-size:.97rem}

/* ---------- colophon ---------- */
.colo{background:var(--plane-bg);color:var(--plane-fg)}
.colo .band-inner{padding-top:52px;padding-bottom:26px}
.colo .band-key{color:var(--plane-fg-dim);padding-top:0}
.colo .band-val{padding:0}
.colo-in{display:grid;grid-template-columns:1fr 1fr;gap:52px;padding-bottom:34px;border-bottom:1px solid var(--plane-hair)}
.colo .spec td{border-bottom-color:var(--plane-hair);color:var(--plane-fg)}
.colo .spec td:first-child{color:var(--plane-fg-dim);width:150px}
.colo p{font-size:.895rem;line-height:1.65;color:var(--plane-fg-dim);margin-bottom:13px;max-width:48ch}
.colo p b{color:var(--plane-fg);font-weight:600}
.colo .lnk:hover{color:var(--accent)}
.colo-end{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--plane-fg-dim);padding-top:22px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:34px;transform:translate(-50%,14px);background:var(--text);color:var(--text-invert);font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;padding:13px 20px;opacity:0;pointer-events:none;transition:opacity .24s ease,transform .24s ease;z-index:90}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ---------- placeholder note ---------- */
.todo{font-family:var(--font-mono);font-size:11px;line-height:1.95;color:var(--text-secondary);background:var(--surface-alt);border:1px solid var(--hair);padding:18px 22px;margin:34px auto;max-width:var(--max)}
.todo b{color:var(--accent)}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s cubic-bezier(.16,1,.3,1)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal][data-delay="1"]{transition-delay:.08s}
[data-reveal][data-delay="2"]{transition-delay:.16s}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .fig-wrap{grid-template-columns:1fr;gap:30px}
  .cell{grid-template-columns:62px 1fr;gap:20px}
  .cell-out{grid-column:2;border-top:1px solid var(--hair);padding-top:14px;margin-top:4px}
  .cell:hover .cell-out{border-top-color:var(--text-secondary)}
}
/* Swedish offer — shown by app.js only to Swedish-preferring browsers on English pages */
.lang-offer{background:var(--surface-alt);border-bottom:1px solid var(--border)}
.lang-offer-inner{max-width:var(--max);margin:0 auto;padding:10px var(--pad);display:flex;align-items:center;gap:8px 18px;flex-wrap:wrap;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-secondary)}
.lang-offer a{color:var(--accent);text-decoration:none;font-weight:600}
.lang-offer a:hover{color:var(--accent-hover);text-decoration:underline}
.lang-offer button{margin-left:auto;background:none;border:0;padding:2px 6px;cursor:pointer;color:var(--text-tertiary);font:inherit;font-size:16px;line-height:1}
.lang-offer button:hover{color:var(--text)}

@media (max-width:820px){
  :root{--pad:22px}
  .band-inner{grid-template-columns:1fr}
  .band-key{padding:22px 0 0}
  .band-key i{display:inline;margin-right:9px}
  .band-key br{display:none}           /* "05 Point of contact" on one line */
  .band-val{padding:14px 0 38px}
  .colo .band-inner{padding-top:38px}
  .colo-in{grid-template-columns:1fr;gap:34px}
  .who{grid-template-columns:1fr;gap:22px}
  .thesis{max-width:none}
  .dochead-inner a,.lang button,.lang-offer a,.lang-offer button{min-height:44px;display:inline-flex;align-items:center}
  .btn{padding:16px 24px}
  #plot{display:none}
}
@media (max-width:620px){
  .spec{font-size:12px}
  .spec td,.spec th{padding-right:12px}
  .acts{gap:18px}
}

/* ---------- 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}
  .h1-line>span{transform:none!important}
  [data-reveal]{opacity:1;transform:none}
  .marquee-track{animation:none;transform:none}
  .fig path{stroke-dashoffset:0!important}
  .fig .fade{opacity:1}
  .magnet{transform:none!important}
}

/* ---------- figure strokes ---------- */
.fig .box{stroke:var(--text);fill:none;stroke-width:1}
.fig .box-hi{stroke:var(--text);fill:none;stroke-width:2.4}
.fig .ink{stroke:var(--text);fill:none;stroke-width:1.5;stroke-linecap:square}
.fig .ev{stroke:var(--accent);fill:none;stroke-width:1.2;stroke-linecap:square}
.fig .frame{stroke:var(--accent);fill:none;stroke-width:1.4}
.fig .t-stage{font-family:var(--font-display);font-size:13.5px;font-weight:600;fill:var(--text)}
.fig .t-meta{font-family:var(--font-mono);font-size:8.5px;fill:var(--text-tertiary)}
.fig .t-ev{font-family:var(--font-mono);font-size:8.5px;fill:var(--accent)}
.fig .t-num{font-family:var(--font-mono);font-size:9px;letter-spacing:1px;fill:var(--text-tertiary)}
.fig .t-store{font-family:var(--font-mono);font-size:11px;letter-spacing:2.6px;fill:var(--accent)}
.fig .t-rep{font-family:var(--font-display);font-size:14px;font-weight:600;fill:var(--text-invert)}
.fig .t-repm{font-family:var(--font-mono);font-size:9px;letter-spacing:1.6px;fill:var(--plane-fg-dim)}
.fig .plate{fill:var(--text)}

/* ---------- state vocabulary ----------
   blue = structural/interactive · green = verified evidence
   amber = pending, unsubstantiated · red = risk disclosure           */
.fig .ev,.fig .frame{stroke:var(--verified)}
.fig .t-ev,.fig .t-store{fill:var(--verified)}
[data-placeholder]{box-shadow:inset 2px 0 0 var(--attention);padding-left:9px}
.pic[data-placeholder]{box-shadow:inset 3px 0 0 var(--attention)}
.spec .val--signal{color:var(--attention)}
/* in the table an inset bar stacks into a false column rule — mark inline instead */
td[data-placeholder]{box-shadow:none;padding-left:0;text-decoration:underline dotted var(--attention);
  text-decoration-thickness:1.5px;text-underline-offset:5px}
.todo{border-left:3px solid var(--attention)}
.todo b{color:var(--attention)}

/* ---------- enquiry form ---------- */
.enq{margin-top:26px;max-width:620px}
.enq-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.fld{display:block;margin-bottom:18px}
.fld>span{display:block;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.11em;
  text-transform:uppercase;color:var(--text-tertiary);margin-bottom:7px}
.fld input,.fld select,.fld textarea{
  width:100%;font-family:var(--font-display);font-size:.95rem;color:var(--text);
  background:var(--surface);border:1px solid var(--hair);border-radius:0;
  padding:11px 12px;transition:border-color .1s linear}
.fld textarea{resize:vertical;min-height:96px;font-family:var(--font-display)}
.fld select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text) 50%),
  linear-gradient(135deg,var(--text) 50%,transparent 50%);
  background-position:calc(100% - 17px) 55%,calc(100% - 12px) 55%;
  background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:38px}
.fld input:hover,.fld select:hover,.fld textarea:hover{border-color:var(--text-tertiary)}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:2px solid var(--accent);
  outline-offset:1px;border-color:var(--accent)}
/* :user-invalid only matches after the visitor has interacted, so empty
   required fields are not flagged red on first paint */
.fld input:user-invalid,.fld textarea:user-invalid,.fld select:user-invalid{border-color:var(--critical)}
.consent{font-size:.875rem;color:var(--text-secondary);margin:0 0 22px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.enq-note{font-family:var(--font-mono);font-size:11px;color:var(--text-tertiary);margin-top:16px;line-height:1.7}
button.btn{font-family:var(--font-mono)}

/* ---------- legal prose ---------- */
.prose{max-width:66ch}
.prose h2{font-size:1.12rem;font-weight:600;letter-spacing:-.02em;margin:32px 0 10px;
  padding-top:18px;border-top:1px solid var(--hair)}
.prose h2:first-of-type{margin-top:22px}
.prose p{color:var(--text-secondary);margin-bottom:13px;font-size:.97rem}
.prose .spec{margin:18px 0}
.prose .draft{font-family:var(--font-mono);font-size:11px;line-height:1.8;
  color:var(--attention);letter-spacing:.04em;margin-bottom:8px}
.dochead b a:hover{color:var(--accent)}
.lang a{padding:2px 6px;color:var(--text-tertiary);text-transform:uppercase;transition:color .1s linear}
.lang a[aria-current="true"]{color:var(--text);font-weight:600}
.lang a:hover{color:var(--accent)}

@media (max-width:620px){
  .enq-grid{grid-template-columns:1fr;gap:0}
  .fld input,.fld select,.fld textarea{font-size:16px}  /* prevents iOS zoom-on-focus */
}

/* ---------- form status ---------- */
.enq-status{font-family:var(--font-mono);font-size:12px;line-height:1.7;margin-bottom:18px;
  padding:11px 14px;border-left:3px solid var(--text-tertiary);background:var(--surface-alt)}
.enq-status.is-pending{border-left-color:var(--text-tertiary);color:var(--text-secondary)}
.enq-status.is-ok{border-left-color:var(--verified);color:var(--verified)}
.enq-status.is-fail{border-left-color:var(--critical);color:var(--critical)}
.enq button[disabled]{opacity:.55;cursor:progress}

/* ============================================================
   Night. Same system, inverted ground. Every value checked to
   AA against both --bg and --surface before being used.
   Applies on system preference unless the visitor has chosen
   day explicitly, and always under [data-theme="dark"].
   ============================================================ */
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){ 
    --bg:#0D1117; --surface:#151A21; --surface-alt:#1A2027; --surface-hover:#E8ECF1;
    --border:#D8DEE6; --border-hover:#5C9DFF; --hair:#2B333D;
    --text:#E8ECF1; --text-secondary:#A8B2BE; --text-tertiary:#8A94A1;
    --text-tertiary-inv:#636E7A; --text-invert:#0D1117;
    --accent:#5C9DFF; --accent-hover:#78AEFF;
    --bg-rgb:13,17,23; --ink-rgb:232,236,241; --accent-rgb:92,157,255;
    --plane-bg:#161C24; --plane-fg:#E8ECF1; --plane-fg-dim:#8A94A1;
    --plane-hair:rgba(232,236,241,.14);
    --verified:#3FB98A; --attention:#E0913A; --critical:#F06A5D;
   }
}
:root[data-theme="dark"]{ 
    --bg:#0D1117; --surface:#151A21; --surface-alt:#1A2027; --surface-hover:#E8ECF1;
    --border:#D8DEE6; --border-hover:#5C9DFF; --hair:#2B333D;
    --text:#E8ECF1; --text-secondary:#A8B2BE; --text-tertiary:#8A94A1;
    --text-tertiary-inv:#636E7A; --text-invert:#0D1117;
    --accent:#5C9DFF; --accent-hover:#78AEFF;
    --bg-rgb:13,17,23; --ink-rgb:232,236,241; --accent-rgb:92,157,255;
    --plane-bg:#161C24; --plane-fg:#E8ECF1; --plane-fg-dim:#8A94A1;
    --plane-hair:rgba(232,236,241,.14);
    --verified:#3FB98A; --attention:#E0913A; --critical:#F06A5D;
   }

/* ---------- day / night toggle ---------- */
.theme{display:inline-flex;gap:0;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em}
.theme button{background:none;border:0;padding:2px 6px;cursor:pointer;color:var(--text-tertiary);
  font:inherit;text-transform:uppercase;transition:color .1s linear}
.theme button[aria-pressed="true"]{color:var(--text);font-weight:600}
.theme button:hover{color:var(--accent)}
.theme button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:820px){ .theme button{min-height:44px;display:inline-flex;align-items:center} }

/* ---------- 404 ---------- */
.nf-title{font-size:clamp(2rem,4.4vw,3.4rem);max-width:18ch}
.nf-links{list-style:none;display:flex;flex-wrap:wrap;gap:10px 26px;margin:32px 0 0;
  padding-top:20px;border-top:1px solid var(--hair);font-family:var(--font-mono);
  font-size:12px;letter-spacing:.06em;text-transform:uppercase}

/* ---------- engagement facts strip ---------- */
.eng-facts{list-style:none;margin-top:26px;padding-top:20px;border-top:1px solid var(--hair);
  display:flex;flex-wrap:wrap;gap:10px 30px;font-family:var(--font-mono);font-size:11.5px;
  color:var(--text-secondary);line-height:1.7}
.eng-facts .lbl{margin:0;color:var(--text-tertiary)}
.eng-facts b{color:var(--text);font-weight:600}
@media (max-width:820px){ .eng-facts{flex-direction:column;gap:7px} }

/* ---------- responsibility matrix ---------- */
.spec.resp td{font-size:12px;line-height:1.55}
.spec.resp td[data-placeholder]{white-space:normal}
@media (max-width:820px){
  .spec.resp thead{position:absolute;left:-9999px}
  .spec.resp tr{display:block;border-top:1px solid var(--border);padding:14px 0}
  .spec.resp td{display:block;border:0;padding:3px 0}
  .spec.resp td:first-child{font-family:var(--font-display);font-size:15px;font-weight:600;margin-bottom:6px}
}

/* ---------- pricing & exit ---------- */
.terms{margin-top:30px;padding-top:22px;border-top:1px solid var(--hair);max-width:70ch}
.lbl-h{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;
  color:var(--text-tertiary);font-weight:500;margin-bottom:12px}
.terms p{font-size:.945rem;color:var(--text-secondary);margin-bottom:12px}