/* Xevrion Indigo Pulse — light enterprise chrome */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--text);background:var(--canvas);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:var(--violet);text-decoration-thickness:1px;text-underline-offset:0.18em}
a:hover{color:var(--violet-deep)}
:focus-visible{outline:2px solid var(--violet);outline-offset:3px}
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;padding:0.75rem 1rem;background:var(--violet);color:#fff;font-weight:600;border-radius:0 0 var(--radius-md) 0}
.skip-link:focus{left:0}
.wrap{width:min(100% - 2.5rem,var(--max-w));margin-inline:auto}
.wrap-wide{width:min(100% - 2.5rem,var(--max-w-wide));margin-inline:auto}
.wrap-narrow{width:min(100% - 2.5rem,var(--max-w-narrow));margin-inline:auto}
.mono{font-family:var(--font-mono);font-size:0.9em}
.text-sec{color:var(--text-muted)}
.text-faint{color:var(--text-faint)}
.text-violet{color:var(--violet)}
.note{font-size:var(--text-sm);color:var(--text-faint);line-height:1.5}
.pill{display:inline-flex;align-items:center;gap:0.35rem;padding:0.28rem 0.7rem;border-radius:var(--radius-full);font-size:0.75rem;font-weight:600;letter-spacing:0.02em;background:var(--indigo-soft);color:var(--indigo);border:1px solid var(--border)}
.pill-violet{background:var(--violet-soft);color:var(--violet-deep);border-color:transparent}
.pill-success{background:var(--success-soft);color:var(--success);border-color:transparent}
.pill-copper,.pill-cyan{background:var(--violet-soft);color:var(--violet-deep);border-color:transparent}
.icon{display:inline-flex;width:2.5rem;height:2.5rem;align-items:center;justify-content:center;border-radius:var(--radius-md);background:var(--violet-soft);color:var(--violet);margin-bottom:0.85rem}
.icon svg{width:1.25rem;height:1.25rem}
.icon.cyan,.icon.success{background:var(--success-soft);color:var(--success)}

/* Mesh / grain / lattice */
.mesh{position:relative;overflow:hidden}
.mesh::before{content:"";position:absolute;inset:-20% -10% auto;height:70%;background:
  radial-gradient(ellipse 60% 50% at 70% 20%,var(--mesh-a),transparent 70%),
  radial-gradient(ellipse 50% 40% at 15% 60%,var(--mesh-b),transparent 65%),
  radial-gradient(ellipse 40% 30% at 50% 90%,var(--mesh-c),transparent 60%);
  pointer-events:none;z-index:0}
.mesh > *{position:relative;z-index:1}
.lattice::after{content:"";position:absolute;inset:0;background-image:
  linear-gradient(var(--border-soft) 1px,transparent 1px),
  linear-gradient(90deg,var(--border-soft) 1px,transparent 1px);
  background-size:48px 48px;mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 20%,transparent 75%);
  pointer-events:none;opacity:0.7;z-index:0}
.grain::after{content:"";position:absolute;inset:0;opacity:0.035;pointer-events:none;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.ribbon{position:absolute;width:55%;height:120%;right:-8%;top:-10%;background:linear-gradient(135deg,rgba(99,91,255,0.22),rgba(99,91,255,0.04) 40%,transparent 70%);
  transform:rotate(-12deg);filter:blur(40px);pointer-events:none;z-index:0;border-radius:40%}
.ribbon-left{left:-10%;right:auto;transform:rotate(14deg)}
.cursor-glow{position:relative}
.glow-spot{position:absolute;width:280px;height:280px;margin:-140px 0 0 -140px;border-radius:50%;
  background:radial-gradient(circle,var(--violet-glow),transparent 70%);pointer-events:none;opacity:0;transition:opacity 0.3s;z-index:0;mix-blend-mode:multiply}

/* Bands */
.band-paper{background:var(--surface);border-block:1px solid var(--border)}
.band-paper .section-kicker{color:var(--violet)}
.band-surface{background:var(--canvas-deep)}
.band-muted{background:var(--elevated-2)}
.band-ink,.bleed-dark,.band-dark{background:var(--dark);color:var(--text-on-dark);border:none}
.band-ink a,.bleed-dark a,.band-dark a{color:#A5A0FF}
.band-ink .section-kicker,.bleed-dark .section-kicker{color:#A5A0FF}
.band-ink .muted,.bleed-dark .muted,.display-sentence .muted{color:var(--text-on-dark-muted)}
.band-ink h2,.bleed-dark h2,.band-ink .display-sentence,.bleed-dark .display-sentence{color:var(--text-on-dark)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;height:var(--header-h);display:flex;align-items:center;
  background:rgba(246,249,252,0.82);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);
  border-bottom:1px solid transparent;transition:border-color var(--dur-fast),background var(--dur-fast)}
.site-header.is-scrolled{border-bottom-color:var(--border);background:rgba(246,249,252,0.94)}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;width:min(100% - 2.5rem,var(--max-w));margin-inline:auto}
.logo{display:inline-flex;align-items:center;gap:0.65rem;color:var(--ink);text-decoration:none;font-weight:600;letter-spacing:-0.02em}
.logo:hover{color:var(--ink)}
.logo-svg,.logo-mark{width:1.85rem;height:1.85rem;flex-shrink:0}
.logo .product{font-weight:500;color:var(--text-faint);font-size:0.85em;padding:0.15rem 0.45rem;border:1px solid var(--border);border-radius:var(--radius-sm);margin-left:0.15rem}
.nav{display:none;align-items:center;gap:0.15rem}
.nav a{color:var(--text-muted);text-decoration:none;font-size:0.9rem;font-weight:500;padding:0.45rem 0.7rem;border-radius:var(--radius-sm);transition:color var(--dur-fast),background var(--dur-fast)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink);background:var(--indigo-soft)}
.nav-cta{margin-left:0.5rem !important}
.nav-item{position:relative}
.nav-item > button{appearance:none;border:0;background:transparent;color:var(--text-muted);font:inherit;font-size:0.9rem;font-weight:500;padding:0.45rem 0.7rem;border-radius:var(--radius-sm);cursor:pointer}
.nav-item > button:hover,.nav-item:focus-within > button{color:var(--ink);background:var(--indigo-soft)}
.mega{position:absolute;top:calc(100% + 0.5rem);left:0;min-width:20rem;padding:0.5rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity var(--dur-fast),transform var(--dur-fast),visibility var(--dur-fast);display:grid;gap:0.15rem;z-index:60}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:none}
.mega a{display:block;padding:0.7rem 0.85rem;border-radius:var(--radius-md);color:var(--ink);text-decoration:none}
.mega a:hover{background:var(--canvas)}
.mega a strong{display:block;font-size:0.9rem;font-weight:600}
.mega a span{display:block;font-size:0.78rem;color:var(--text-faint);font-weight:400;margin-top:0.15rem}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);color:var(--ink);cursor:pointer}
.nav-toggle svg{width:1.25rem;height:1.25rem}
@media (min-width:980px){
  .nav-desktop{display:flex}
  .nav-toggle{display:none}
}
.nav-drawer{position:fixed;inset:0;z-index:80;background:rgba(10,37,64,0.35);opacity:0;visibility:hidden;transition:opacity var(--dur-normal),visibility var(--dur-normal)}
.nav-drawer[data-open="true"]{opacity:1;visibility:visible}
.nav-panel{position:absolute;top:0;right:0;width:min(100%,22rem);height:100%;background:var(--surface);padding:5rem 1.5rem 2rem;overflow:auto;transform:translateX(100%);transition:transform var(--dur-normal) var(--ease);display:flex;flex-direction:column;gap:0.25rem;box-shadow:var(--shadow-lg)}
.nav-drawer[data-open="true"] .nav-panel{transform:none}
.nav-panel a{color:var(--ink);text-decoration:none;font-weight:500;padding:0.75rem 0.85rem;border-radius:var(--radius-md)}
.nav-panel a:hover{background:var(--canvas)}
.nav-panel .drawer-label{font-size:0.7rem;font-weight:600;letter-spacing:var(--track-label);text-transform:uppercase;color:var(--text-faint);margin:1rem 0.85rem 0.35rem}
.nav-panel .btn{margin-top:1rem;justify-content:center}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:0.4rem;padding:0.65rem 1.15rem;border-radius:var(--radius-md);font-weight:600;font-size:0.9rem;line-height:1.2;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background var(--dur-fast),color var(--dur-fast),box-shadow var(--dur-fast),border-color var(--dur-fast),transform var(--dur-fast)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--violet);color:#fff;box-shadow:0 1px 0 rgba(255,255,255,0.15) inset,0 4px 12px var(--glow-violet)}
.btn-primary:hover{background:var(--violet-deep);color:#fff}
.btn-secondary{background:var(--surface);color:var(--ink);border-color:var(--border);box-shadow:var(--shadow-sm)}
.btn-secondary:hover{background:var(--canvas-deep);color:var(--ink);border-color:var(--border-strong)}
.btn-cyan,.btn-success{background:var(--success);color:#fff}
.btn-cyan:hover,.btn-success:hover{filter:brightness(0.95);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:transparent}
.btn-ghost:hover{background:var(--indigo-soft)}
.btn-on-dark{background:rgba(246,249,252,0.1);color:#fff;border-color:rgba(246,249,252,0.18)}
.btn-on-dark:hover{background:rgba(246,249,252,0.16);color:#fff}
.btn-lg{padding:0.85rem 1.4rem;font-size:0.95rem;border-radius:var(--radius-lg)}
.btn-sm{padding:0.4rem 0.75rem;font-size:0.8rem}

/* Hero */
.hero{padding:clamp(3rem,8vw,6.5rem) 0 clamp(3.5rem,7vw,5.5rem);position:relative}
.hero-asym{display:grid;gap:2.5rem;align-items:center}
@media (min-width:980px){
  .hero-asym{grid-template-columns:minmax(0,1.05fr) minmax(0,0.95fr);gap:3rem}
}
.eyebrow{display:inline-flex;align-items:center;gap:0.5rem;font-size:0.8rem;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;color:var(--violet);margin:0 0 1.25rem}
.eyebrow .dot{width:0.45rem;height:0.45rem;border-radius:50%;background:var(--violet);box-shadow:0 0 0 4px var(--violet-soft)}
.hero h1,.page-hero h1,.display{font-family:var(--font-display);font-weight:400;font-size:clamp(2.4rem,5.5vw,4.25rem);line-height:var(--leading-tight);letter-spacing:var(--track-tight);color:var(--ink);margin:0 0 1.25rem;max-width:16ch}
.hero h1 em,.page-hero h1 em,.display em{font-style:italic;color:var(--violet)}
.hero .lead,.page-hero .lead{font-size:clamp(1.05rem,1.5vw,1.2rem);color:var(--text-muted);max-width:38rem;margin:0 0 1.75rem;line-height:1.6}
.hero-actions{display:flex;flex-wrap:wrap;gap:0.75rem;margin-bottom:1.5rem}
.hero-meta{display:flex;flex-wrap:wrap;gap:1rem 1.5rem;font-size:0.85rem;color:var(--text-faint)}
.hero-meta strong{color:var(--ink);font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:0.5rem;margin-top:0.5rem}
.chip{display:inline-flex;padding:0.4rem 0.85rem;border-radius:var(--radius-full);border:1px solid var(--border);background:var(--surface);color:var(--text-muted);font-size:0.8rem;font-weight:500;text-decoration:none}
.chip:hover{border-color:var(--violet);color:var(--violet)}
.page-hero{padding:clamp(2.5rem,6vw,4rem) 0 2rem;position:relative}
.page-hero h1{max-width:20ch}

/* Sections */
.section{padding:clamp(3.5rem,7vw,5.5rem) 0}
.section-sm{padding:clamp(2rem,4vw,3rem) 0 4rem}
.section h2{font-family:var(--font-display);font-weight:400;font-size:clamp(1.85rem,3.5vw,2.75rem);letter-spacing:var(--track-tight);line-height:var(--leading-snug);margin:0 0 1rem;color:var(--ink);max-width:22ch}
.section-kicker{font-size:0.75rem;font-weight:600;letter-spacing:var(--track-label);text-transform:uppercase;color:var(--violet);margin:0 0 0.75rem}
.section-lead{font-size:1.1rem;color:var(--text-muted);max-width:40rem;margin:0 0 2.5rem;line-height:1.6}
.display-sentence{font-family:var(--font-display);font-size:clamp(1.75rem,3.5vw,2.75rem);line-height:1.25;letter-spacing:var(--track-tight);max-width:22ch;margin:0;color:var(--ink)}
.display-sentence em{font-style:italic;color:var(--violet)}
.proof-mono{padding:clamp(3rem,6vw,5rem) 0;text-align:center;background:var(--surface);border-block:1px solid var(--border)}
.proof-mono .display-sentence{margin-inline:auto;text-align:center;max-width:24ch}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease)}
.reveal.is-in{opacity:1;transform:none}
.reveal-delay-1{transition-delay:80ms}
.reveal-delay-2{transition-delay:160ms}
.reveal-delay-3{transition-delay:240ms}
.reveal-delay-4{transition-delay:320ms}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* Cards / bento */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-card);transition:box-shadow var(--dur-normal),border-color var(--dur-fast),transform var(--dur-normal)}
.card h3{margin:0 0 0.5rem;font-size:1.1rem;font-weight:600;letter-spacing:-0.02em;color:var(--ink)}
.card p{margin:0;color:var(--text-muted);font-size:0.95rem;line-height:1.55}
.card-lift{transform-style:preserve-3d;perspective:800px}
.card-lift:hover{box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.feature-card{padding:1.75rem}
.bento{display:grid;gap:1rem;grid-template-columns:1fr}
@media (min-width:720px){
  .bento{grid-template-columns:repeat(12,1fr)}
  .bento .span-8{grid-column:span 8}
  .bento .span-6{grid-column:span 6}
  .bento .span-4{grid-column:span 4}
  .bento .span-3{grid-column:span 3}
  .bento .tall{min-height:16rem}
}
.grid-2,.grid-3,.grid-4{display:grid;gap:1.15rem}
@media (min-width:640px){.grid-2{grid-template-columns:1fr 1fr}}
@media (min-width:860px){
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(4,1fr)}
}
.tactile{background:var(--canvas-deep);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.5rem}
.tactile h3{margin:0 0 0.5rem;font-size:1.05rem;color:var(--ink)}
.tactile p{margin:0;color:var(--text-muted);font-size:0.95rem}

/* Stats */
.stat-grid{display:grid;gap:1.15rem}
@media (min-width:720px){.stat-grid{grid-template-columns:repeat(3,1fr)}}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.5rem}
.stat-value{font-family:var(--font-display);font-size:clamp(2rem,3vw,2.75rem);letter-spacing:var(--track-tight);color:var(--ink);margin:0 0 0.5rem;line-height:1}
.stat-value.cyan,.stat-value.violet{color:var(--violet)}
.stat-label{font-size:0.9rem;color:var(--text-muted);margin:0 0 0.75rem;line-height:1.5}
.stat-source{font-size:0.75rem;color:var(--text-faint);margin:0}

/* Pricing */
.price-grid{display:grid;gap:1.15rem}
@media (min-width:900px){.price-grid{grid-template-columns:repeat(3,1fr);align-items:stretch}}
.price-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.75rem;display:flex;flex-direction:column;gap:0.75rem;box-shadow:var(--shadow-card)}
.price-card.featured{border-color:var(--violet);box-shadow:var(--shadow-violet);position:relative}
.price-card .tier{font-size:0.8rem;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;color:var(--violet);margin:0}
.price-card .amount{font-family:var(--font-display);font-size:2.5rem;letter-spacing:var(--track-tight);margin:0;color:var(--ink);line-height:1}
.price-card .amount small{font-family:var(--font-sans);font-size:0.95rem;color:var(--text-faint);font-weight:500}
.price-card .setup{font-size:0.875rem;color:var(--text-muted);margin:0}
.price-card ul{list-style:none;padding:0;margin:0.5rem 0 1rem;flex:1;display:flex;flex-direction:column;gap:0.45rem}
.price-card li{font-size:0.9rem;color:var(--text-muted);padding-left:1.25rem;position:relative}
.price-card li::before{content:"";position:absolute;left:0;top:0.45rem;width:0.5rem;height:0.5rem;border-radius:50%;background:var(--violet)}
.price-toggle{display:inline-flex;padding:0.25rem;background:var(--canvas-deep);border:1px solid var(--border);border-radius:var(--radius-full);gap:0.15rem;margin:1.25rem 0 0.5rem}
.price-toggle button{appearance:none;border:0;background:transparent;padding:0.45rem 1rem;border-radius:var(--radius-full);font:inherit;font-size:0.85rem;font-weight:600;color:var(--text-muted);cursor:pointer}
.price-toggle button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-sm)}

/* Ticker */
.ticker{overflow:hidden;border-block:1px solid var(--border);background:var(--surface);padding:0.85rem 0}
.ticker-track{display:flex;gap:2.5rem;width:max-content;animation:ticker 40s linear infinite}
.ticker span{display:inline-flex;align-items:center;gap:0.5rem;font-size:0.8rem;font-weight:500;color:var(--text-muted);white-space:nowrap}
.ticker i{width:0.4rem;height:0.4rem;border-radius:50%;background:var(--violet);display:inline-block}
@keyframes ticker{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.ticker-track{animation:none}}

/* Tabs / FAQ / tables */
.tabs{display:flex;flex-wrap:wrap;gap:0.35rem;padding:0.3rem;background:var(--canvas-deep);border:1px solid var(--border);border-radius:var(--radius-lg);margin:1.5rem 0}
.tabs [role="tab"]{appearance:none;border:0;background:transparent;padding:0.6rem 1rem;border-radius:var(--radius-md);font:inherit;font-size:0.875rem;font-weight:600;color:var(--text-muted);cursor:pointer}
.tabs [role="tab"][aria-selected="true"]{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-sm)}
.faq{display:flex;flex-direction:column;gap:0.65rem}
.faq details{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:0}
.faq summary{padding:1rem 1.15rem;cursor:pointer;font-weight:600;color:var(--ink);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq-body{padding:0 1.15rem 1.15rem;color:var(--text-muted);font-size:0.95rem}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--surface)}
table{width:100%;border-collapse:collapse;font-size:0.9rem}
th,td{padding:0.85rem 1.1rem;text-align:left;border-bottom:1px solid var(--border)}
th{background:var(--canvas-deep);font-weight:600;color:var(--ink);font-size:0.8rem;letter-spacing:0.02em}
td{color:var(--text-muted)}
tr:last-child td{border-bottom:0}

/* Mock UI / product stage */
.mock{border:1px solid var(--border);border-radius:var(--radius-xl);overflow:hidden;background:var(--surface);box-shadow:var(--shadow-lg);margin:0}
.mock-chrome{display:flex;align-items:center;gap:0.4rem;padding:0.7rem 1rem;background:var(--canvas-deep);border-bottom:1px solid var(--border)}
.mock-dot{width:0.55rem;height:0.55rem;border-radius:50%;background:var(--border-strong)}
.mock-dot:nth-child(1){background:#FF5F57}
.mock-dot:nth-child(2){background:#FEBC2E}
.mock-dot:nth-child(3){background:#28C840}
.mock-title{margin-left:auto;font-size:0.75rem;font-weight:500;color:var(--text-faint)}
.mock-body{padding:1rem;min-height:14rem;background:linear-gradient(180deg,#fff,var(--canvas))}
.mock-row{display:flex;gap:0.75rem;min-height:12rem}
.mock-sidebar{width:32%;padding:0.75rem;background:var(--canvas-deep);border-radius:var(--radius-md);border:1px solid var(--border)}
.mock-main{flex:1;display:grid;gap:0.65rem}
.mock-card-mini{padding:0.75rem;border:1px solid var(--border);border-radius:var(--radius-md);background:#fff}
.mock-line{height:0.45rem;border-radius:2px;background:var(--border);opacity:0.9}
.mock-line.w90{width:90%}.mock-line.w80{width:80%}.mock-line.w60{width:60%}.mock-line.w40{width:40%}
.mock-bar{height:0.55rem;border-radius:3px;background:var(--canvas-deep);overflow:hidden}
.mock-bar i{display:block;height:100%;width:var(--w,50%);background:linear-gradient(90deg,var(--violet),#8B85FF);border-radius:3px}
.mock-pill{display:inline-flex;padding:0.2rem 0.5rem;font-size:0.65rem;font-weight:600;border-radius:var(--radius-full);background:var(--violet-soft);color:var(--violet-deep)}
.viewport{position:relative}
.viewport-float{position:absolute;right:4%;bottom:8%;max-width:14rem;padding:0.9rem 1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
.viewport-float h4{margin:0 0 0.25rem;font-size:0.85rem;color:var(--ink)}
.viewport-float p{margin:0;font-size:0.75rem;color:var(--text-faint)}

/* Module lattice diagram */
.interlock{width:min(100%,320px);margin-inline:auto;height:auto}
.interlock .ring{fill:none;stroke:var(--border-strong);stroke-width:1.5}
.interlock .link{stroke:var(--indigo);stroke-width:2}
.interlock .link-violet{stroke:var(--violet);stroke-width:2}
.interlock .node circle{fill:var(--surface);stroke:var(--border-strong);stroke-width:1.5}
.interlock .node-violet circle{stroke:var(--violet)}
.interlock .node text{font-family:var(--font-sans);font-size:10px;font-weight:600;fill:var(--ink)}
.interlock .pulse{animation:interlock-pulse 2.8s ease-in-out infinite}
@keyframes interlock-pulse{50%{opacity:0.45}}
@media (prefers-reduced-motion:reduce){.interlock .pulse{animation:none}}

/* Diagrams */
.diagram{width:100%;height:auto;border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--surface);padding:1rem}
.ba-grid{display:grid;gap:1rem}
@media (min-width:800px){.ba-grid{grid-template-columns:1fr auto 1fr;align-items:stretch}}
.ba-card{border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.5rem;background:var(--surface)}
.ba-card.before{background:var(--canvas-deep)}
.ba-card.after{border-color:var(--violet);box-shadow:var(--shadow-violet)}
.ba-card h3{margin:0 0 0.75rem;font-size:1rem}
.ba-card ul{margin:0;padding-left:1.1rem;color:var(--text-muted);font-size:0.9rem;line-height:1.6}
.ba-arrow{display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--violet);font-weight:600}

/* Steps / sticky / horizontal */
.steps{display:flex;flex-direction:column;gap:1rem}
.steps article{display:flex;gap:1rem;align-items:flex-start;padding:1.25rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl)}
.steps .n{flex-shrink:0;width:2.25rem;height:2.25rem;border-radius:50%;display:grid;place-items:center;background:var(--violet);color:#fff;font-weight:700;font-size:0.9rem}
.sticky-split{display:grid;gap:2rem}
@media (min-width:960px){
  .sticky-split{grid-template-columns:0.9fr 1.1fr;align-items:start}
  .sticky-col{position:sticky;top:calc(var(--header-h) + 1.5rem)}
}
.h-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(16rem,1fr);gap:1rem;overflow-x:auto;padding-bottom:0.5rem;scroll-snap-type:x mandatory}
.h-scroll > *{scroll-snap-align:start}

/* Forms / checkout */
.form{display:flex;flex-direction:column;gap:1rem}
.form label{display:flex;flex-direction:column;gap:0.4rem;font-size:0.85rem;font-weight:600;color:var(--ink)}
.form input,.form textarea,.form select{appearance:none;font:inherit;font-weight:400;padding:0.75rem 0.9rem;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);color:var(--ink);transition:border-color var(--dur-fast),box-shadow var(--dur-fast)}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px var(--violet-soft)}
.form textarea{min-height:7rem;resize:vertical}
.callout{padding:1.15rem 1.35rem;border-radius:var(--radius-lg);background:var(--violet-soft);border:1px solid transparent;color:var(--ink);font-size:0.95rem}
.callout-warn{background:#FFF7ED;border-color:#FED7AA}
.callout-success{background:var(--success-soft)}
.prose{max-width:42rem;color:var(--text-muted);line-height:1.7}
.prose h2{font-family:var(--font-display);font-weight:400;color:var(--ink);font-size:1.75rem;margin:2rem 0 0.75rem}
.prose ul,.prose ol{padding-left:1.25rem}
.prose li{margin:0.35rem 0}

/* Checkout wizard */
.checkout{display:grid;gap:2rem}
@media (min-width:900px){.checkout{grid-template-columns:1fr 20rem;align-items:start}}
.checkout-steps{display:flex;gap:0.5rem;flex-wrap:wrap;margin-bottom:1.5rem}
.checkout-steps .step{display:inline-flex;align-items:center;gap:0.45rem;padding:0.4rem 0.85rem;border-radius:var(--radius-full);font-size:0.8rem;font-weight:600;background:var(--canvas-deep);color:var(--text-faint);border:1px solid var(--border)}
.checkout-steps .step[aria-current="step"]{background:var(--violet-soft);color:var(--violet-deep);border-color:transparent}
.checkout-steps .step.is-done{background:var(--success-soft);color:var(--success)}
.checkout-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.75rem;box-shadow:var(--shadow-card)}
.checkout-panel[hidden]{display:none !important}
.plan-options{display:grid;gap:0.75rem}
.plan-option{display:grid;grid-template-columns:auto 1fr auto;gap:0.85rem;align-items:center;padding:1rem 1.15rem;border:1px solid var(--border);border-radius:var(--radius-lg);cursor:pointer;background:var(--surface);transition:border-color var(--dur-fast),box-shadow var(--dur-fast)}
.plan-option:has(input:checked),.plan-option.is-selected{border-color:var(--violet);box-shadow:var(--shadow-violet)}
.plan-option input{accent-color:var(--violet)}
.plan-option strong{display:block;color:var(--ink)}
.plan-option span{font-size:0.85rem;color:var(--text-muted)}
.plan-option .amt{font-weight:700;color:var(--ink);text-align:right;font-size:0.95rem}
.bank-box{background:var(--canvas-deep);border:1px dashed var(--border-strong);border-radius:var(--radius-lg);padding:1.25rem;font-family:var(--font-mono);font-size:0.85rem;line-height:1.7;color:var(--ink)}
.bank-box dt{color:var(--text-faint);font-family:var(--font-sans);font-size:0.75rem;font-weight:600;text-transform:uppercase;letter-spacing:0.04em;margin-top:0.65rem}
.bank-box dd{margin:0.15rem 0 0}
.checkout-summary{position:sticky;top:calc(var(--header-h) + 1rem);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.35rem;box-shadow:var(--shadow-card)}
.checkout-summary h3{margin:0 0 0.75rem;font-size:0.95rem}
.checkout-summary .row{display:flex;justify-content:space-between;gap:1rem;font-size:0.875rem;padding:0.35rem 0;color:var(--text-muted)}
.checkout-summary .row strong{color:var(--ink)}
.checkout-summary .total{border-top:1px solid var(--border);margin-top:0.75rem;padding-top:0.75rem;font-weight:600;color:var(--ink)}
.form-error{color:var(--danger);font-size:0.85rem;margin:0}
.form-ok{color:var(--success);font-size:0.9rem}

/* Portal chooser */
.portal-grid{display:grid;gap:1.15rem}
@media (min-width:720px){.portal-grid{grid-template-columns:1fr 1fr}}
.portal-card{display:block;padding:2rem;border-radius:var(--radius-xl);border:1px solid var(--border);background:var(--surface);text-decoration:none;color:inherit;box-shadow:var(--shadow-card);transition:box-shadow var(--dur-normal),border-color var(--dur-fast),transform var(--dur-normal)}
.portal-card:hover{border-color:var(--violet);box-shadow:var(--shadow-violet);transform:translateY(-3px);color:inherit}
.portal-card h2{font-family:var(--font-display);font-weight:400;font-size:1.85rem;margin:0.85rem 0 0.5rem;color:var(--ink)}
.portal-card p{margin:0 0 1.25rem;color:var(--text-muted)}
.portal-card .go{font-weight:600;color:var(--violet);font-size:0.9rem}
.portal-card.cyan:hover{border-color:var(--success)}

/* CTA band */
.cta-band{padding:clamp(3.5rem,7vw,5rem) 0;text-align:center;background:var(--dark);color:var(--text-on-dark);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 50% 80% at 50% 120%,rgba(99,91,255,0.35),transparent 60%);pointer-events:none}
.cta-band .wrap{position:relative;z-index:1}
.cta-band h2{font-family:var(--font-display);font-weight:400;font-size:clamp(1.85rem,3.5vw,2.75rem);letter-spacing:var(--track-tight);margin:0 0 0.75rem;color:#fff}
.cta-band p{color:var(--text-on-dark-muted);max-width:36rem;margin:0 auto 1.5rem;font-size:1.05rem}

/* Footer */
.site-footer{background:var(--ink);color:var(--text-on-dark-muted);padding:4rem 0 2rem;margin-top:0;border-top:1px solid transparent}
.site-footer a{color:var(--text-on-dark-muted);text-decoration:none;font-size:0.875rem}
.site-footer a:hover{color:#fff}
.site-footer .logo{color:#fff}
.site-footer .logo:hover{color:#fff}
.site-footer .logo .product{border-color:rgba(246,249,252,0.2);color:var(--text-on-dark-muted)}
.footer-grid{display:grid;gap:2rem;grid-template-columns:1fr}
@media (min-width:720px){.footer-grid{grid-template-columns:1.4fr repeat(4,1fr)}}
.footer-brand p{color:var(--text-on-dark-muted)}
.footer-col{display:flex;flex-direction:column;gap:0.55rem}
.footer-col h4{margin:0 0 0.35rem;font-size:0.75rem;font-weight:600;letter-spacing:var(--track-label);text-transform:uppercase;color:#fff}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--dark-border);font-size:0.8rem}
.footer-bottom p{margin:0}

/* Utility leftovers */
.text-copper{color:var(--violet)}
.btn-cyan{background:var(--success);color:#fff}

/* —— Indigo Pulse refinement: mega columns, breadcrumbs, warmer chrome —— */
.site-header{background:rgba(247,245,242,0.82)}
.site-header.is-scrolled{background:rgba(247,245,242,0.94)}
.btn-on-dark{background:rgba(247,245,242,0.1);border-color:rgba(247,245,242,0.18)}
.btn-on-dark:hover{background:rgba(247,245,242,0.16)}
.site-footer .logo .product{border-color:rgba(247,245,242,0.2)}

.mega.mega-cols{display:grid;grid-template-columns:1fr 1fr;gap:0.35rem 1.25rem;min-width:34rem;padding:0.85rem 1rem}
.mega-col{display:flex;flex-direction:column;gap:0.15rem}
.mega-label{font-size:0.68rem;font-weight:600;letter-spacing:var(--track-label);text-transform:uppercase;color:var(--text-faint);margin:0.35rem 0.85rem 0.4rem;padding:0}
.mega-cols a{padding:0.65rem 0.85rem}

.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:0.4rem 0.55rem;padding:1.15rem 0 0;font-size:0.8rem;color:var(--text-faint)}
.breadcrumbs a{color:var(--text-muted);text-decoration:none;font-weight:500}
.breadcrumbs a:hover{color:var(--violet)}
.breadcrumbs [aria-current="page"]{color:var(--ink);font-weight:600}
.crumb-sep{opacity:0.45;user-select:none}

.hero-visual{position:relative}
.hero-visual .viewport{position:relative}
.section{padding:clamp(4rem,8vw,6.5rem) 0}
.section-sm{padding:clamp(2.5rem,5vw,3.5rem) 0 4.5rem}
.page-hero{padding:clamp(2.75rem,6vw,4.25rem) 0 2.25rem}
.page-hero h1{max-width:18ch}
.lead{font-size:clamp(1.05rem,1.45vw,1.2rem);line-height:1.65;color:var(--text-muted);max-width:38rem}
.prose{font-size:1.05rem;line-height:1.7}
.prose + .prose, .prose p + p{margin-top:1rem}
.card,.tactile{transition:border-color var(--dur-fast),box-shadow var(--dur-normal)}
.benefit-list{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:0.85rem}
.benefit-list li{display:grid;grid-template-columns:auto 1fr;gap:0.75rem;align-items:start;padding:1rem 1.15rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg)}
.benefit-list li strong{display:block;color:var(--ink);font-size:0.95rem;margin-bottom:0.2rem}
.benefit-list li span{color:var(--text-muted);font-size:0.9rem;line-height:1.5}
.benefit-list .tick{width:1.35rem;height:1.35rem;border-radius:50%;background:var(--violet-soft);color:var(--violet);display:grid;place-items:center;flex-shrink:0;margin-top:0.1rem}
.benefit-list .tick svg{width:0.85rem;height:0.85rem}
.diagram-frame{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.25rem 1rem;box-shadow:var(--shadow-card);overflow:auto}
.diagram-frame .diagram,.diagram-frame .interlock{margin:0 auto}
.value-row{display:grid;gap:1.25rem}
@media (min-width:800px){.value-row{grid-template-columns:1.1fr 0.9fr;align-items:center}}
.editorial{max-width:40rem}
.editorial h2{font-family:var(--font-display);font-weight:400;font-size:clamp(1.85rem,3.2vw,2.5rem);letter-spacing:var(--track-tight);margin:0 0 1rem}
.editorial p{color:var(--text-muted);font-size:1.1rem;line-height:1.65;margin:0 0 1rem}
.editorial a{font-weight:600}