/* =========================================================================
   QUANTUM FIELD — DESIGN SYSTEM
   The single source of truth for tokens, typography, chrome, and the shared
   component vocabulary. Every page loads this first; page-specific CSS layers
   on top. Identity is enforced here so it cannot drift across pages.
   ========================================================================= */

:root{
  /* ---- core palette ---- */
  --graphite:#171A21;
  --graphite-2:#1F232C;
  --indigo:#3848C8;
  --violet:#7565FF;
  --platinum:#B8BCC8;
  --platinum-soft:#E6E8EE;
  --paper:#FFFFFF;
  --paper-2:#FCFCFD;
  --paper-3:#FAFAFC;

  /* ---- brand dark stage (from the QField identity system) ---- */
  --stage:#12141A;
  --stage-2:#0F1117;
  --stage-3:#171A22;
  --paper-inv:#F3F4F8;
  --ink-soft:#A6ACBE;
  --violet-lift:#8E80FF;
  --indigo-deep:#4657D6;
  --grad-dark:linear-gradient(105deg,#6E7CF0 6%,#9A8BFF 94%);

  /* ---- inverse ink + hairlines (for dark surfaces: 404, dark bands) ---- */
  --d-ink-70:rgba(243,244,248,.72);
  --d-ink-46:rgba(243,244,248,.46);
  --d-hair:rgba(243,244,248,.15);
  --d-hair-soft:rgba(243,244,248,.08);

  /* ---- ink scale (graphite at opacity) ---- */
  --ink-85:rgba(23,26,33,.85);
  --ink-70:rgba(23,26,33,.72);
  --ink-60:rgba(23,26,33,.60);
  --ink-45:rgba(23,26,33,.45);
  --ink-38:rgba(23,26,33,.38);

  /* ---- hairlines ---- */
  --hairline:rgba(23,26,33,.12);
  --hairline-soft:rgba(23,26,33,.07);

  /* ---- status semantics (shared across docs + UI) ---- */
  --shipped:#1F8A5B;
  --partial:#B7791F;
  --roadmap:#3848C8;
  --vision:#7565FF;

  /* ---- gradient signature ---- */
  --field-grad:linear-gradient(96deg,var(--indigo) 8%,var(--violet) 92%);
  --field-grad-135:linear-gradient(135deg,var(--indigo),var(--violet));

  /* ---- type ---- */
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  --mono:'JetBrains Mono','SFMono-Regular',ui-monospace,Menlo,Consolas,'Liberation Mono',monospace;

  /* ---- rhythm ---- */
  --maxw:1180px;
  --maxw-read:820px;
  --gutter:clamp(24px,5vw,72px);
  --radius:12px;
  --radius-lg:16px;

  /* ---- motion ---- */
  --ease-out:cubic-bezier(.19,1,.22,1);
  --ease-io:cubic-bezier(.65,.05,.36,1);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth;scroll-padding-top:76px;}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--graphite);
  line-height:1.6;
  font-size:16px;
  overflow-x:hidden;
  -webkit-tap-highlight-color:transparent;
  font-feature-settings:"kern" 1,"liga" 1,"calt" 1;
}
::selection{background:rgba(117,101,255,.18);color:var(--graphite);}

.display{font-family:var(--serif);font-optical-sizing:auto;}
.mono{font-family:var(--mono);}
.wrap{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}
.wrap-read{position:relative;z-index:2;max-width:var(--maxw-read);margin:0 auto;padding:0 var(--gutter);}

a{color:var(--indigo);text-decoration:none;}
img,svg{display:block;}

/* =========================================================================
   AMBIENT FIELD — the persistent background atmosphere
   ========================================================================= */
.field-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(115% 75% at 50% -6%, rgba(117,101,255,.06), transparent 46%),
    radial-gradient(90% 70% at 6% 98%, rgba(56,72,200,.045), transparent 52%),
    linear-gradient(180deg,#FFFFFF 0%, #FDFDFE 60%, #FAFAFC 100%);
}
#field-canvas{position:fixed;inset:0;z-index:0;opacity:.8;pointer-events:none;}

/* =========================================================================
   NAV CHROME
   ========================================================================= */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.72);
  backdrop-filter:saturate(150%) blur(14px);
  -webkit-backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease, background .3s ease;
}
.nav.scrolled{border-bottom-color:var(--hairline);background:rgba(255,255,255,.86);}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:14px var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand-lockup{display:flex;align-items:center;gap:12px;text-decoration:none;}
.brand-lockup .lt{font-family:var(--sans);font-weight:500;font-size:14px;letter-spacing:.02em;color:var(--graphite);}
.brand-lockup .lt span{color:var(--ink-38);font-weight:400;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  font-family:var(--sans);font-size:13.5px;font-weight:500;letter-spacing:.01em;
  color:var(--ink-60);padding:8px 14px;border-radius:9px;position:relative;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--graphite);background:rgba(23,26,33,.04);}
.nav-links a.active{color:var(--indigo);}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:1.5px;
  background:var(--field-grad);border-radius:2px;
}
.nav-cta{
  font-family:var(--sans);font-size:13.5px;font-weight:500;
  color:#fff;background:var(--graphite);padding:9px 16px;border-radius:9px;
  display:inline-flex;align-items:center;gap:8px;position:relative;overflow:hidden;
  transition:background .2s ease,transform .2s ease,box-shadow .25s ease;
}
.nav-cta::before{content:"";position:absolute;top:0;left:-70%;width:44%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.16),transparent);transform:skewX(-18deg);transition:left .55s var(--ease-out);}
.nav-cta:hover::before{left:130%;}
.nav-cta:hover{background:var(--indigo);transform:translateY(-1px);box-shadow:0 8px 20px -8px rgba(56,72,200,.45);}
/* mobile navigation: the canonical drawer lives in chrome.css (one system,
   both navbars) — legacy .nav-toggle dropdown removed in the unification pass */

/* =========================================================================
   SHARED TYPE PRIMITIVES
   ========================================================================= */
.eyebrow{
  font-family:var(--sans);font-size:11.5px;font-weight:500;
  letter-spacing:.30em;text-transform:uppercase;color:var(--indigo);
  display:flex;align-items:center;gap:14px;
}
.eyebrow--rule::after{content:"";flex:0 0 48px;height:1px;background:linear-gradient(90deg,var(--violet),transparent);}
.section-index{
  font-family:var(--sans);font-size:11px;font-weight:600;
  letter-spacing:.26em;text-transform:uppercase;color:var(--ink-38);
}
.grad-text{
  background:var(--field-grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.rule{height:1px;background:var(--hairline);border:0;}

/* status chips (shared with the architecture doc vocabulary) */
.st{font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.10em;
  padding:3px 8px;border-radius:5px;color:#fff;white-space:nowrap;display:inline-block;}
.st.s{background:var(--shipped);} .st.p{background:var(--partial);}
.st.r{background:var(--roadmap);} .st.v{background:var(--vision);}

/* code chip */
code{font-family:var(--mono);font-size:.87em;color:var(--indigo);
  background:rgba(56,72,200,.06);padding:1.5px 6px;border-radius:5px;}

/* =========================================================================
   FOOTER CHROME — moved to chrome.css (the canonical dark footer, identical
   on every page). Nothing footer-related may be defined here.
   ========================================================================= */

/* =========================================================================
   SCROLL-REVEAL — quiet, gated by JS adding .in
   ========================================================================= */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out);}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.06s} .reveal.d2{transition-delay:.14s}
.reveal.d3{transition-delay:.22s} .reveal.d4{transition-delay:.30s}

/* page-load rise (above the fold, runs immediately) */
.rise{opacity:0;transform:translateY(18px);animation:rise .95s var(--ease-out) forwards;}
.r1{animation-delay:.05s}.r2{animation-delay:.16s}.r3{animation-delay:.28s}.r4{animation-delay:.40s}
@keyframes rise{to{opacity:1;transform:none;}}

/* focus visibility — quality floor */
a:focus-visible,button:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--indigo);outline-offset:3px;border-radius:4px;
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .reveal,.rise{opacity:1!important;transform:none!important;}
  #field-canvas{display:none;}
}

@media print{
  .nav,.site-foot,#field-canvas,.field-bg,.nav-toggle,.qf-rail,.qf-btt{display:none!important;}
  body{background:#fff!important;color:#000!important;}
  .reveal,.rise{opacity:1!important;transform:none!important;}
  a{color:#000!important;}
}

html{overflow-x:clip;}

/* =========================================================================
   MOBILE-FIRST ENHANCEMENT LAYER — v-final
   Touch ergonomics, drawer nav, and interactive-module polish.
   ========================================================================= */

/* —— 44px touch floor on all interactive controls (mobile) —— */
@media (max-width:820px){
  .nav-links a, .nav-cta, .foot-col a,
  .gl-chip, .tap-toc a, .run-btn, .seg button, .seg .seg-btn,
  button, [role="button"]{
    min-height:44px; display:inline-flex; align-items:center;
  }
  .foot-col a{min-height:40px;}
  /* larger tap padding on filter chips + toc */
  .gl-chip{padding:11px 17px;}
  .tap-toc a{padding:11px 15px;}
}

/* —— mobile drawer: canonical styles live in chrome.css —— */

/* —— safe-area insets for notched phones —— */
@supports(padding:max(0px)){
  .topbar .nav-inner,.nav-inner{padding-left:max(var(--gutter),env(safe-area-inset-left));padding-right:max(var(--gutter),env(safe-area-inset-right));}
  .qf-btt{bottom:max(22px,env(safe-area-inset-bottom));}
}

/* —— momentum scroll on any horizontal scrollers —— */
.seq,.tap-toc,pre,table,.mq{-webkit-overflow-scrolling:touch;}

/* —— larger, thumb-friendly verify controls on mobile —— */
@media (max-width:640px){
  .run-btn{width:100%;justify-content:center;min-height:52px;font-size:15px;}
  .seg{width:100%;}
  .seg button,.seg .seg-btn{flex:1;justify-content:center;min-height:46px;}
}

/* =========================================================================
   VERIFICATION PIPELINE — animated flow diagram (dark cinematic band)
   Custom-adapted for verify.html. Self-contained, prefixed .vpipe-*
   ========================================================================= */
.vpipe{position:relative;background:linear-gradient(180deg,#141824,#0E1016);color:rgba(233,235,240,.82);
  padding:clamp(56px,8vw,104px) 0;overflow:hidden;border-top:1px solid rgba(233,235,240,.10);border-bottom:1px solid rgba(233,235,240,.10);}
.vpipe::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(80% 60% at 82% -8%,rgba(117,101,255,.12),transparent 55%),radial-gradient(70% 55% at 4% 108%,rgba(56,72,200,.10),transparent 55%);}
.vpipe .wrap{position:relative;z-index:2;}
.vpipe-head{max-width:70ch;margin-bottom:clamp(26px,3.5vw,40px);}
.vpipe-eyebrow{display:inline-flex;align-items:center;gap:11px;font-family:var(--mono,'JetBrains Mono',monospace);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--violet-lift,#8E80FF);margin-bottom:20px;}
.vpipe-eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--violet,#7565FF),transparent);}
.vpipe h2{font-family:var(--serif,'Fraunces',serif);font-weight:300;font-size:clamp(27px,4.4vw,46px);line-height:1.05;letter-spacing:-.018em;color:#fff;}
.vpipe h2 em{font-style:italic;font-weight:400;background:linear-gradient(96deg,var(--indigo,#3848C8),var(--violet,#7565FF));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.vpipe-lede{margin-top:18px;font-size:clamp(14.5px,1.6vw,17px);line-height:1.62;color:rgba(228,230,238,.58);max-width:66ch;}
.vpipe-lede b{color:rgba(233,235,240,.85);font-weight:500;}

.vpipe-ctl{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin:clamp(24px,3.4vw,36px) 0 clamp(16px,2.4vw,24px);}
.vpipe-ctl .lbl{font-family:var(--mono,monospace);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(228,230,238,.34);margin-right:4px;}
.vp-scen{font-family:var(--sans,'Inter',sans-serif);font-size:13px;font-weight:500;color:rgba(228,230,238,.58);background:rgba(255,255,255,.03);border:1px solid rgba(233,235,240,.12);border-radius:11px;padding:11px 16px;cursor:pointer;min-height:44px;display:inline-flex;align-items:center;gap:9px;transition:color .25s,border-color .25s,background .25s,transform .2s cubic-bezier(.19,1,.22,1);}
.vp-scen .sd{width:7px;height:7px;border-radius:50%;background:#8A90A0;transition:background .3s,box-shadow .3s;flex:none;}
.vp-scen:hover{color:#fff;border-color:rgba(233,235,240,.22);transform:translateY(-1px);}
.vp-scen.on{color:#fff;background:rgba(117,101,255,.10);border-color:rgba(117,101,255,.42);}
.vp-scen.on .sd{background:var(--violet,#7565FF);box-shadow:0 0 0 4px rgba(117,101,255,.18);}
.vp-scen.on.deny{background:rgba(229,100,107,.08);border-color:rgba(229,100,107,.4);}
.vp-scen.on.deny .sd{background:#E5646B;box-shadow:0 0 0 4px rgba(229,100,107,.18);}
.vp-spacer{flex:1;}
.vp-replay{font-family:var(--mono,monospace);font-size:12px;color:rgba(228,230,238,.58);background:none;border:1px solid rgba(233,235,240,.12);border-radius:10px;padding:11px 16px;cursor:pointer;min-height:44px;display:inline-flex;align-items:center;gap:9px;transition:color .25s,border-color .25s;}
.vp-replay:hover{color:#fff;border-color:var(--violet,#7565FF);}
.vp-replay svg{width:14px;height:14px;transition:transform .5s cubic-bezier(.19,1,.22,1);}
.vp-replay:hover svg{transform:rotate(-180deg);}

.vpipe-stage{position:relative;border:1px solid rgba(233,235,240,.10);border-radius:18px;background:linear-gradient(180deg,#141824,#0E1016);overflow:hidden;box-shadow:0 40px 90px -50px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.03);}
.vpipe-bar{display:flex;align-items:center;gap:8px;padding:13px 20px;border-bottom:1px solid rgba(233,235,240,.10);background:rgba(0,0,0,.2);}
.vpipe-bar .dots{display:flex;gap:6px;} .vpipe-bar .dots i{width:10px;height:10px;border-radius:50%;display:block;}
.vpipe-bar .dots i:nth-child(1){background:#FF5F57;}.vpipe-bar .dots i:nth-child(2){background:#FEBC2E;}.vpipe-bar .dots i:nth-child(3){background:#28C840;}
.vpipe-bar .fn{margin-left:8px;font-family:var(--mono,monospace);font-size:11px;color:rgba(228,230,238,.34);}
.vpipe-bar .live{margin-left:auto;font-family:var(--mono,monospace);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(228,230,238,.34);display:flex;align-items:center;gap:8px;}
.vpipe-bar .live .lp{width:6px;height:6px;border-radius:50%;background:#2FB57F;box-shadow:0 0 8px #2FB57F;animation:vpBlink 1.6s ease-in-out infinite;}
@keyframes vpBlink{0%,100%{opacity:1;}50%{opacity:.3;}}

.vpipe-scroll{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:rgba(233,235,240,.16) transparent;}
.vpipe-scroll::-webkit-scrollbar{height:8px;}
.vpipe-scroll::-webkit-scrollbar-thumb{background:rgba(233,235,240,.16);border-radius:8px;}
svg.vpipe-svg{display:block;width:100%;min-width:940px;height:auto;}
.vpipe-svg text{font-family:var(--mono,monospace);fill:rgba(228,230,238,.55);}
.vp-lbl-title{font-family:var(--sans,sans-serif);font-weight:600;fill:#fff;}
.vp-lbl-sub{font-family:var(--mono,monospace);fill:rgba(228,230,238,.34);}
.vp-lbl-tap{font-family:var(--mono,monospace);fill:var(--violet-lift,#8E80FF);}
.vp-ruler-tick{stroke:rgba(233,235,240,.10);stroke-width:1;}
.vp-ruler-tick.major{stroke:rgba(233,235,240,.18);}
.vp-ruler-num{font-family:var(--mono,monospace);fill:rgba(228,230,238,.34);font-size:9px;}

.vp-node .nb{fill:#171B28;stroke:rgba(233,235,240,.16);stroke-width:1.2;transition:stroke .5s ease,fill .5s ease;}
.vp-node.active .nb{stroke:var(--violet,#7565FF);fill:#1B2030;}
.vp-node.pass .nb{stroke:rgba(47,181,127,.6);}
.vp-node.deny .nb{stroke:rgba(229,100,107,.6);}
.vp-node .nr{fill:none;stroke:rgba(233,235,240,.16);stroke-width:1.4;transition:stroke .4s ease;}
.vp-node.active .nr{stroke:var(--violet,#7565FF);}
.vp-node.pass .nr{stroke:#2FB57F;} .vp-node.deny .nr{stroke:#E5646B;}
.vp-node .st-check,.vp-node .st-cross,.vp-node .st-spin{opacity:0;}
.vp-node.pass .st-check{opacity:1;} .vp-node.deny .st-cross{opacity:1;} .vp-node.active .st-spin{opacity:1;}
.vp-node.active .st-idle,.vp-node.pass .st-idle,.vp-node.deny .st-idle{opacity:0;}
.vp-edge{fill:none;stroke:rgba(233,235,240,.16);stroke-width:2;transition:stroke .5s ease;}
.vp-edge.lit{stroke:url(#vpGrad);}
.vp-edge.deny-edge{stroke-dasharray:5 5;opacity:.5;}
.vp-edge.deny-edge.lit{stroke:#E5646B;opacity:1;filter:drop-shadow(0 0 4px rgba(229,100,107,.5));animation:vpDenyPulse 1.4s ease-in-out infinite;}
@keyframes vpDenyPulse{0%,100%{opacity:1;}50%{opacity:.55;}}
.vp-edge-flow{fill:none;stroke:var(--violet-lift,#8E80FF);stroke-width:2.4;stroke-linecap:round;stroke-dasharray:14 200;stroke-dashoffset:214;opacity:0;}
.vp-edge-flow.run{opacity:1;animation:vpDash 1s linear forwards;}
@keyframes vpDash{to{stroke-dashoffset:0;}}
#vpDeny .nb{transition:stroke .4s ease,fill .4s ease;}
#vpDeny.deny .nb{stroke:#E5646B;fill:#22141A;}
.vp-packet{opacity:0;} .vp-packet.show{opacity:1;}
.vp-packet-core{fill:var(--violet-lift,#8E80FF);}
.vp-packet-halo{fill:none;stroke:var(--violet-lift,#8E80FF);stroke-width:1.5;opacity:.5;}
@media (prefers-reduced-motion:reduce){.vp-edge-flow,.vp-packet{transition:none!important;animation:none!important;}.vpipe-bar .live .lp{animation:none;}}

.vpipe-below{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(16px,2.6vw,26px);margin-top:clamp(20px,2.8vw,28px);}
@media (max-width:820px){.vpipe-below{grid-template-columns:1fr;}}
.vp-panel{border:1px solid rgba(233,235,240,.10);border-radius:14px;background:rgba(255,255,255,.02);padding:clamp(18px,2.4vw,24px);}
.vp-panel h3{font-family:var(--sans,sans-serif);font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:rgba(228,230,238,.34);margin-bottom:16px;}
.vp-readout{min-height:120px;}
.vp-ro{display:flex;gap:12px;align-items:flex-start;padding:9px 0;border-bottom:1px solid rgba(233,235,240,.10);opacity:0;transform:translateX(-6px);transition:opacity .4s ease,transform .4s ease;}
.vp-ro.show{opacity:1;transform:none;} .vp-ro:last-child{border-bottom:0;}
.vp-ro-k{width:19px;height:19px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;font-size:10px;font-family:var(--mono,monospace);margin-top:1px;}
.vp-ro-k.ok{background:rgba(47,181,127,.16);color:#2FB57F;}
.vp-ro-k.no{background:rgba(229,100,107,.16);color:#E5646B;}
.vp-ro-txt{font-size:13px;line-height:1.5;color:rgba(233,235,240,.82);}
.vp-ro-txt .h{font-family:var(--mono,monospace);font-size:11px;color:var(--violet-lift,#8E80FF);}
.vp-ro-txt b{color:#fff;font-weight:600;} .vp-ro-txt.no b{color:#E5646B;} .vp-ro-txt.ok b{color:#2FB57F;}
.vp-legend{display:flex;flex-direction:column;gap:12px;}
.vp-lg{display:flex;gap:11px;align-items:flex-start;}
.vp-lg-sw{width:25px;height:25px;border-radius:7px;flex:none;display:flex;align-items:center;justify-content:center;border:1px solid rgba(233,235,240,.16);}
.vp-lg-sw.gate{background:rgba(117,101,255,.12);}.vp-lg-sw.pass{background:rgba(47,181,127,.14);}.vp-lg-sw.deny{background:rgba(229,100,107,.14);}.vp-lg-sw.log{background:rgba(228,184,92,.12);}
.vp-lg .t{font-size:12.5px;color:#fff;font-weight:500;margin-bottom:2px;}
.vp-lg .d{font-size:11.5px;color:rgba(228,230,238,.34);line-height:1.45;}
.vp-verdict{margin-top:18px;padding:15px 17px;border-radius:11px;border:1px solid rgba(233,235,240,.10);display:flex;gap:12px;align-items:center;transition:background .5s,border-color .5s;background:rgba(255,255,255,.02);}
.vp-verdict[data-v=pass]{background:rgba(47,181,127,.08);border-color:rgba(47,181,127,.35);}
.vp-verdict[data-v=deny]{background:rgba(229,100,107,.07);border-color:rgba(229,100,107,.32);}
.vp-vic{width:32px;height:32px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;background:#171B28;font-size:15px;transition:background .5s;}
.vp-verdict[data-v=pass] .vp-vic{background:#1F8A5B;color:#fff;} .vp-verdict[data-v=deny] .vp-vic{background:#C0454C;color:#fff;}
.vp-vt{font-family:var(--serif,serif);font-weight:400;font-size:18px;color:#fff;margin-bottom:2px;}
.vp-verdict[data-v=pass] .vp-vt{color:#2FB57F;} .vp-verdict[data-v=deny] .vp-vt{color:#E5646B;}
.vp-vd{font-size:12px;color:rgba(228,230,238,.55);line-height:1.45;}

/* verification pipeline — tamper toggle */
.vp-tamper{font-family:var(--sans,'Inter',sans-serif);font-size:13px;font-weight:500;color:rgba(228,230,238,.58);background:rgba(255,255,255,.03);border:1px solid rgba(233,235,240,.12);border-radius:11px;padding:11px 16px;cursor:pointer;min-height:44px;display:inline-flex;align-items:center;gap:9px;transition:color .25s,border-color .25s,background .25s,transform .2s cubic-bezier(.19,1,.22,1);}
.vp-tamper .td{width:8px;height:8px;border-radius:50%;background:#8A90A0;transition:background .25s,box-shadow .25s;flex:none;}
.vp-tamper:hover{color:#fff;border-color:rgba(233,235,240,.22);transform:translateY(-1px);}
.vp-tamper.on{color:#fff;background:linear-gradient(100deg,rgba(192,69,76,.9),rgba(229,100,107,.9));border-color:transparent;}
.vp-tamper.on .td{background:#fff;box-shadow:0 0 0 4px rgba(229,100,107,.3);}

/* =========================================================================
   LUSTRE LAYER — refined interaction finish (v-final polish)
   Metallic sheens, electric ripples, plasma glows. Tasteful, restrained,
   fully gated behind prefers-reduced-motion. All prefixed .lx-* / data-lx.
   ========================================================================= */

/* --- shared tokens --- */
:root{
  --lx-sheen:linear-gradient(105deg,transparent 20%,rgba(255,255,255,.55) 48%,rgba(140,125,255,.25) 52%,transparent 80%);
  --lx-plasma:conic-gradient(from 210deg at 50% 50%,rgba(56,72,200,.0),rgba(117,101,255,.16),rgba(140,125,255,.05),rgba(56,72,200,.14),rgba(117,101,255,.0));
  --lx-ease:cubic-bezier(.19,1,.22,1);
}

/* --- 1. RIPPLE: electric ink ripple on tap/click (JS-driven) --- */
.lx-ripple{position:absolute;border-radius:50%;pointer-events:none;transform:translate(-50%,-50%) scale(0);
  background:radial-gradient(circle,rgba(140,125,255,.42),rgba(56,72,200,.14) 45%,transparent 70%);
  mix-blend-mode:screen;z-index:0;animation:lxRipple .62s var(--lx-ease) forwards;}
@keyframes lxRipple{to{transform:translate(-50%,-50%) scale(1);opacity:0;}}
.lx-ripple-host{position:relative;overflow:hidden;}

/* --- 2. SHEEN: metallic sweep across primary surfaces on hover --- */
[data-lx-sheen]{position:relative;overflow:hidden;isolation:isolate;}
[data-lx-sheen]::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:var(--lx-sheen);background-size:250% 100%;background-position:180% 0;
  opacity:0;transition:opacity .3s ease;mix-blend-mode:overlay;}
@media (prefers-reduced-motion:no-preference){
  [data-lx-sheen]:hover::after{opacity:1;animation:lxSheen .9s var(--lx-ease);}
}
@keyframes lxSheen{from{background-position:180% 0;}to{background-position:-80% 0;}}

/* --- 3. LUSTRE EDGE: mirrored metallic top-edge highlight on cards --- */
[data-lx-edge]{position:relative;}
[data-lx-edge]::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;pointer-events:none;z-index:2;
  background:linear-gradient(90deg,transparent,rgba(140,125,255,.0) 8%,rgba(180,170,255,.7) 50%,rgba(140,125,255,.0) 92%,transparent);
  opacity:0;transition:opacity .45s var(--lx-ease);}
[data-lx-edge]:hover::before{opacity:1;}

/* --- 4. PLASMA GLOW: slow lustrous wave behind featured dark panels --- */
.lx-plasma{position:relative;isolation:isolate;}
.lx-plasma::before{content:"";position:absolute;inset:-40%;z-index:-1;pointer-events:none;
  background:var(--lx-plasma);filter:blur(46px);opacity:.5;}
@media (prefers-reduced-motion:no-preference){
  .lx-plasma::before{animation:lxPlasma 22s linear infinite;}
}
@keyframes lxPlasma{to{transform:rotate(360deg);}}

/* --- 5. MAGNETIC LIFT: refined hover elevation for interactive tiles --- */
[data-lx-lift]{transition:transform .5s var(--lx-ease),box-shadow .5s var(--lx-ease),border-color .4s ease;will-change:transform;}
[data-lx-lift]:hover{transform:translateY(-3px);}

/* --- 6. CURSOR AURA: soft violet aura that tracks pointer on dark stages (JS sets --mx/--my) --- */
.lx-aura{position:relative;}
.lx-aura::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;border-radius:inherit;
  background:radial-gradient(200px circle at var(--mx,50%) var(--my,50%),rgba(117,101,255,.10),transparent 60%);
  opacity:0;transition:opacity .4s ease;}
.lx-aura:hover::after{opacity:1;}

/* --- 7. SHIMMER TEXT: subtle traveling lustre on gradient accents (opt-in) --- */
@media (prefers-reduced-motion:no-preference){
  .lx-shimmer{background-size:220% auto;animation:lxShimmer 7s ease-in-out infinite;}
  @keyframes lxShimmer{0%,100%{background-position:0% 50%;}50%{background-position:100% 50%;}}
}

/* --- 8. FOCUS GLOW: accessible, elegant focus-visible ring --- */
[data-lx-focus]:focus-visible,.btn:focus-visible,.vp-scen:focus-visible,.vp-tamper:focus-visible,.vp-replay:focus-visible{
  outline:none;box-shadow:0 0 0 2px var(--paper,#fff),0 0 0 4px var(--violet,#7565FF),0 0 18px -2px rgba(117,101,255,.55);
}

/* --- reduced-motion: strip all motion, keep static refinement --- */
@media (prefers-reduced-motion:reduce){
  .lx-ripple{display:none!important;}
  [data-lx-sheen]::after,.lx-plasma::before,.lx-shimmer{animation:none!important;}
  [data-lx-lift]:hover{transform:none;}
}

/* =========================================================================
   FINE-DETAIL POLISH — bespoke refinements on high-visibility surfaces
   ========================================================================= */

/* verdict box: subtle mirrored-metal inner top highlight when resolved */
.vp-verdict[data-v=pass],.vp-verdict[data-v=deny]{position:relative;overflow:hidden;}
.vp-verdict[data-v=pass]::before,.vp-verdict[data-v=deny]::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent);}

/* pipeline "live trace" dot: refined plasma pulse ring */
@media (prefers-reduced-motion:no-preference){
  .vpipe-bar .live .lp{position:relative;}
  .vpipe-bar .live .lp::after{content:"";position:absolute;inset:-3px;border-radius:50%;
    border:1px solid rgba(47,181,127,.5);opacity:0;animation:lxLiveRing 1.6s ease-out infinite;}
  @keyframes lxLiveRing{0%{transform:scale(.7);opacity:.8;}100%{transform:scale(2.2);opacity:0;}}
}

/* scenario buttons: refined active-state inner glow + smoother transition */
.vp-scen,.vp-tamper{transition:color .25s var(--lx-ease),border-color .25s var(--lx-ease),background .3s var(--lx-ease),transform .2s var(--lx-ease),box-shadow .3s var(--lx-ease);}
.vp-scen.on{box-shadow:inset 0 0 20px -8px rgba(117,101,255,.5),0 4px 16px -8px rgba(117,101,255,.4);}
.vp-scen.on.deny{box-shadow:inset 0 0 20px -8px rgba(229,100,107,.5),0 4px 16px -8px rgba(229,100,107,.35);}

/* pipeline nodes: refined resolved-state glow via drop-shadow */
@media (prefers-reduced-motion:no-preference){
  .vp-node.pass .nb{filter:drop-shadow(0 0 6px rgba(47,181,127,.35));}
  .vp-node.deny .nb{filter:drop-shadow(0 0 6px rgba(229,100,107,.35));}
  .vp-node.active .nb{filter:drop-shadow(0 0 8px rgba(117,101,255,.45));}
}

/* readout rows: refined hover lift for scannability */
.vp-ro{transition:opacity .4s ease,transform .4s ease,background .25s ease;border-radius:6px;}
.vp-ro:hover{background:rgba(255,255,255,.02);}

/* packet: refined luminous core with soft outer bloom */
@media (prefers-reduced-motion:no-preference){
  .vp-packet-core{filter:drop-shadow(0 0 5px rgba(140,125,255,.9));}
}

/* replay button icon: refined spin easing already; add lustre on hover */
.vp-replay,.vp-scen,.vp-tamper{-webkit-tap-highlight-color:transparent;}

/* skip-link: canonical styles live in chrome.css */