/* =========================================================================
   thinkbridge design language: "Clear Glass"
   Monochrome. Mulish. A web approximation of Apple's Liquid Glass material
   (Apple publishes no official web CSS for it).
   Radius system: interactive = pill · tiles = 22px · panels = 32px · chapters = 44px
   ========================================================================= */
:root{
  --bg:#f4f4f6;
  --bg-2:#ebebef;
  --ink:#0c0c0e;
  --ink-2:#222226;
  --gray:#66666d;
  --gray-2:#9d9da5;
  --gray-3:#c6c6cc;
  --soft:#85858c;            /* two-tone headline tails: 3.4:1, readable at display sizes */
  --line:rgba(12,12,14,.08);

  --night:var(--brand-darkest);
  --night-gray:#b9b0c4;
  --night-line:rgba(255,255,255,.1);

  --r-pill:999px;
  --r-tile:22px;
  --r-panel:32px;
  --r-chapter:44px;

  --maxw:1200px;
  --ease:cubic-bezier(.16,1,.3,1);
  --font:"Mulish",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  interpolate-size:allow-keywords;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink-2);font-family:var(--font);font-size:18px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4,p{margin:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
svg{display:block}
.ph,.ph-light,.ph-fill{line-height:1}

/* film grain, fixed so it never repaints on scroll */
body::after{
  content:"";position:fixed;inset:0;z-index:90;pointer-events:none;opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
@media (max-width:640px){.wrap{padding:0 16px}}
.section{position:relative;padding:150px 0}
@media (max-width:900px){.section{padding:100px 0}}

/* ---------- type ---------- */
.eyebrow{display:block;font-size:14px;font-weight:700;color:var(--gray);letter-spacing:.01em}
.chapter .eyebrow{color:var(--night-gray)}
/* one size for every section heading; the two statement moments below are the only exceptions */
.h2{font-weight:800;letter-spacing:-.035em;line-height:1.06;font-size:clamp(34px,4.4vw,58px);color:var(--ink);max-width:18ch}
.eyebrow + .h2{margin-top:16px}
.chapter .h2{color:#fff}
.lede{margin-top:22px;font-size:clamp(18px,1.5vw,21px);line-height:1.5;color:var(--gray);max-width:52ch}
.chapter .lede{color:var(--night-gray)}
.soft{color:var(--soft)}
::selection{background:var(--brand);color:#fff}
html{accent-color:var(--ink);caret-color:var(--ink)}

:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:12px}
.chapter :focus-visible,.cta :focus-visible,.case-big :focus-visible{outline-color:#fff}

/* =========================================================================
   Glass material (web approximation)
   ========================================================================= */
.glass{
  position:relative;isolation:isolate;border-radius:var(--r-panel);
  background:linear-gradient(135deg,rgba(255,255,255,.78),rgba(255,255,255,.42));
  -webkit-backdrop-filter:blur(26px) saturate(170%);backdrop-filter:blur(26px) saturate(170%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.95),
    inset 0 -1px 0 rgba(12,12,14,.03),
    0 1px 2px rgba(12,12,14,.04),
    0 24px 60px -28px rgba(12,12,14,.22);
}
/* specular sheen */
.glass::before{
  content:"";position:absolute;inset:0;border-radius:inherit;z-index:-1;pointer-events:none;
  background:
    radial-gradient(120% 70% at 12% -10%,rgba(255,255,255,.95),transparent 46%),
    linear-gradient(100deg,rgba(255,255,255,.35),transparent 38%,transparent 70%,rgba(255,255,255,.25));
}
/* refractive rim */
.glass::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;padding:1px;
  background:linear-gradient(155deg,rgba(255,255,255,1),rgba(255,255,255,.2) 30%,rgba(12,12,14,.08) 65%,rgba(255,255,255,.75));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
          mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);
}
.glass-dark{
  position:relative;isolation:isolate;border-radius:var(--r-panel);
  background:linear-gradient(150deg,rgba(255,255,255,.1),rgba(255,255,255,.025));
  -webkit-backdrop-filter:blur(26px) saturate(160%);backdrop-filter:blur(26px) saturate(160%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.16),0 30px 70px -35px rgba(0,0,0,.7);
}
.glass-dark::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;padding:1px;
  background:linear-gradient(155deg,rgba(255,255,255,.45),rgba(255,255,255,.06) 35%,rgba(255,255,255,.02) 65%,rgba(255,255,255,.22));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
          mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);
}
@media (prefers-reduced-transparency:reduce){
  .glass{background:#fbfbfc;-webkit-backdrop-filter:none;backdrop-filter:none}
  .glass-dark{background:var(--brand-dark);-webkit-backdrop-filter:none;backdrop-filter:none}
}

/* ambient silver light behind glass, so the material has something to refract */
.ambient{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.orb{position:absolute;border-radius:50%;opacity:.9;animation:drift 26s ease-in-out infinite alternate}
.orb.a{width:520px;height:520px;background:radial-gradient(circle,#d4d4da 0,rgba(212,212,218,0) 70%)}
.orb.b{width:420px;height:420px;background:radial-gradient(circle,#c3c3ca 0,rgba(195,195,202,0) 70%);animation-duration:32s;animation-delay:-8s}
.orb.c{width:360px;height:360px;background:radial-gradient(circle,#fff 0,rgba(255,255,255,0) 70%);animation-duration:20s}
.chapter .orb.a{background:radial-gradient(circle,rgba(255,255,255,.13) 0,transparent 70%)}
.chapter .orb.b{background:radial-gradient(circle,rgba(255,255,255,.08) 0,transparent 70%)}
@keyframes drift{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(80px,-60px,0) scale(1.15)}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;height:54px;padding:0 26px;border-radius:var(--r-pill);
  font-size:16.5px;font-weight:700;white-space:nowrap;
  transition:transform .16s var(--ease),box-shadow .3s var(--ease),background .2s;
}
.btn i{font-size:18px;transition:transform .25s var(--ease)}
/* hover movement only with a real mouse: on touch a tap would leave it stuck */
@media (hover:hover) and (pointer:fine){.btn:hover i{transform:translateX(4px)}}
.btn-ink{background:var(--brand);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 14px 30px -12px rgba(12,12,14,.5)}
@media (hover:hover) and (pointer:fine){.btn-ink:hover{transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 20px 40px -14px rgba(12,12,14,.55)}}
.btn-glass{border-radius:var(--r-pill);color:var(--ink)}
@media (hover:hover) and (pointer:fine){.btn-glass:hover{transform:translateY(-2px)}}
.btn-sm{height:42px;padding:0 18px;font-size:14.5px}
.chapter .btn-ink,.cta .btn-ink{background:#fff;color:var(--brand);box-shadow:0 14px 30px -12px rgba(0,0,0,.6)}

.link{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:16px;color:var(--ink)}
.link i{transition:transform .25s var(--ease)}
@media (hover:hover) and (pointer:fine){.link:hover i{transform:translate(3px,-3px)}}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none}

/* =========================================================================
   Nav: floating glass capsule
   ========================================================================= */
.nav.glass{background:linear-gradient(135deg,rgba(255,255,255,.88),rgba(255,255,255,.68));transition:top .6s var(--ease),width .6s var(--ease),background .5s var(--ease),color .5s var(--ease)}
.nav.glass.on-dark{background:linear-gradient(135deg,rgba(44,44,48,.78),rgba(18,18,20,.66));color:#fff}
.nav.on-dark::before{opacity:.12}
.nav.on-dark .logo,.nav.on-dark .nav-top,.nav.on-dark .menu-btn{color:#fff}
.nav.on-dark .nav-top{opacity:.85}
.nav.on-dark .nav-top:hover,.nav.on-dark .nav-top[aria-expanded="true"]{opacity:1;background:rgba(255,255,255,.1)}
.nav.on-dark .nav-inner .btn-ink{background:#fff;color:var(--brand)}
.nav{position:fixed;z-index:80;top:14px;left:50%;transform:translateX(-50%);width:min(1140px,calc(100% - 24px));border-radius:var(--r-pill);transition:top .6s var(--ease),width .6s var(--ease)}
.nav.scrolled{top:10px;width:min(980px,calc(100% - 24px))}
.nav-inner{height:62px;display:flex;align-items:center;gap:24px;padding:0 10px 0 24px}
.logo{display:inline-flex;color:var(--ink)}
.logo svg{height:24px;width:auto;overflow:visible}
.nav-links{display:flex;gap:2px;margin:0 auto;font-size:14.5px;font-weight:600}
.nav-top{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--r-pill);color:var(--ink-2);opacity:.75;font:inherit;transition:opacity .3s,background .3s,transform .16s var(--ease)}
.nav-top:hover,.nav-top[aria-expanded="true"]{opacity:1;background:rgba(12,12,14,.05)}
.nav-top i{font-size:13px;transition:transform .35s var(--ease)}
.nav-top[aria-expanded="true"] i{transform:rotate(180deg)}

/* dropdown panels */
.nav-dd{position:fixed;top:84px;left:0;right:0;z-index:79;pointer-events:none;transition:top .6s var(--ease)}
.nav-dd.scrolled{top:80px}
.dd{position:absolute;top:0;left:50%;opacity:0;pointer-events:none;
  transform:translateX(-50%) translateY(-8px) scale(.985);transform-origin:top center;transition:opacity .28s var(--ease),transform .28s var(--ease)}
.dd.open{opacity:1;pointer-events:auto;transform:translateX(-50%)}
.dd-inner{width:min(720px,calc(100vw - 32px));padding:14px;border-radius:26px;
  background:linear-gradient(135deg,rgba(255,255,255,.97),rgba(255,255,255,.93));
  -webkit-backdrop-filter:blur(26px) saturate(170%);backdrop-filter:blur(26px) saturate(170%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),inset 0 0 0 1px rgba(12,12,14,.06),0 30px 70px -30px rgba(12,12,14,.4)}
.dd-narrow .dd-inner{width:min(360px,calc(100vw - 32px))}
.dd-2col{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.dd-item{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:18px;transition:background .25s var(--ease),transform .35s var(--ease)}
.dd-item:hover{background:rgba(12,12,14,.05)}
.dd-ico{flex:none;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-size:19px;color:var(--ink);background:rgba(12,12,14,.05)}
.dd-txt{display:flex;flex-direction:column;gap:3px;min-width:0}
.dd-txt b{font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink);line-height:1.25}
.dd-txt span{font-size:13.5px;font-weight:500;color:var(--gray);line-height:1.35}
.dd-slim{align-items:center}
.dd-slim .dd-txt b{font-size:15px}
.dd-item .dd-ico .glyph{width:22px;height:22px}
.js .dd .dd-item{opacity:0;transform:translateY(6px);transition:opacity .3s var(--ease),transform .3s var(--ease),background .25s var(--ease)}
.js .dd.open .dd-item{opacity:1;transform:none;transition-delay:calc(var(--n,0) * 22ms)}
/* opened from the keyboard: appear at once, never animate keyboard actions */
.js .dd.instant,.js .dd.instant .dd-item{transition:none}
/* over the dark chapters */
.nav-dd.on-dark .dd-inner{background:linear-gradient(135deg,rgba(34,34,38,.97),rgba(14,14,16,.95));box-shadow:inset 0 1px 0 rgba(255,255,255,.14),inset 0 0 0 1px rgba(255,255,255,.08),0 30px 70px -30px rgba(0,0,0,.9)}
.nav-dd.on-dark .dd-item:hover{background:rgba(255,255,255,.08)}
.nav-dd.on-dark .dd-txt b{color:#fff}
.nav-dd.on-dark .dd-txt span{color:var(--night-gray)}
.nav-dd.on-dark .dd-ico{background:rgba(255,255,255,.08);color:#fff}
.nav-dd.on-dark .glyph circle{fill:#fff}
.nav-dd.on-dark .glyph circle.off{fill:rgba(255,255,255,.28)}
.menu-btn{display:none;width:46px;height:46px;border-radius:50%;place-items:center;font-size:22px;margin-left:auto;transition:transform .16s var(--ease)}
.mobile-menu{display:none}
@media (max-width:980px){
  .nav-dd{display:none}
  .nav-links,.nav-inner .btn{display:none}
  .menu-btn{display:grid}
  .mobile-menu{display:block;position:absolute;left:0;right:0;top:72px;border-radius:28px;padding:10px;opacity:0;transform:translateY(-8px) scale(.98);pointer-events:none;transition:opacity .25s var(--ease),transform .25s var(--ease)}
  .nav.open .mobile-menu{opacity:1;transform:none;pointer-events:auto}
  .mobile-menu{max-height:calc(100dvh - 96px);overflow-y:auto}
  .mobile-menu.glass{background:linear-gradient(135deg,rgba(255,255,255,.97),rgba(255,255,255,.93))}
  .mm-link,.mm-top{display:flex;align-items:center;width:100%;padding:14px 16px;font-size:20px;font-weight:700;border-radius:18px;color:var(--ink);font-family:inherit;text-align:left}
  .mm-top i{margin-left:auto;font-size:15px;transition:transform .35s var(--ease)}
  .mm-top[aria-expanded="true"] i{transform:rotate(180deg)}
  .mm-link:hover,.mm-top:hover{background:rgba(12,12,14,.05)}
  .mm-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s var(--ease)}
  .mm-group.open .mm-panel{grid-template-rows:1fr}
  .mm-panel-in{overflow:hidden;min-height:0}
  .mm-panel a{display:block;padding:11px 16px 11px 30px;font-size:16.5px;font-weight:600;color:var(--gray);border-radius:14px}
  .mm-panel a:hover{background:rgba(12,12,14,.05);color:var(--ink)}
}

/* =========================================================================
   Hero: the lens
   ========================================================================= */
.hero{position:relative;min-height:100dvh;display:flex;flex-direction:column;overflow:hidden}
.lens{
  position:absolute;left:0;top:0;border-radius:50%;pointer-events:none;will-change:transform;z-index:1;
  background:
    radial-gradient(circle at 30% 22%,rgba(255,255,255,.75) 0,rgba(255,255,255,.16) 16%,rgba(255,255,255,0) 40%),
    radial-gradient(circle at 72% 88%,rgba(255,255,255,.45) 0,rgba(255,255,255,0) 34%),
    rgba(255,255,255,.07);
  -webkit-backdrop-filter:saturate(130%) contrast(1.06);backdrop-filter:saturate(130%) contrast(1.06);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.95),
    inset 0 2px 3px rgba(255,255,255,1),
    inset 0 -40px 70px rgba(12,12,14,.07),
    inset 30px 0 60px rgba(255,255,255,.35),
    inset -20px -10px 40px rgba(12,12,14,.04),
    0 0 0 1px rgba(12,12,14,.05),
    0 60px 120px -50px rgba(12,12,14,.4);
}
.lens::after{
  content:"";position:absolute;inset:-1px;border-radius:50%;padding:1.5px;
  background:conic-gradient(from 210deg,rgba(255,255,255,1),rgba(12,12,14,.12),rgba(255,255,255,.9),rgba(12,12,14,.06),rgba(255,255,255,1));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
          mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);
}
.lens.dark{
  background:radial-gradient(circle at 30% 22%,rgba(255,255,255,.2) 0,rgba(255,255,255,.03) 18%,rgba(255,255,255,0) 42%),rgba(255,255,255,.02);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25),inset 0 2px 3px rgba(255,255,255,.35),inset 0 -40px 70px rgba(255,255,255,.03),0 60px 120px -50px rgba(0,0,0,.8);
}
.lens.dark::after{background:conic-gradient(from 210deg,rgba(255,255,255,.55),rgba(255,255,255,.04),rgba(255,255,255,.4),rgba(255,255,255,.02),rgba(255,255,255,.55))}
.lens-tag{position:absolute;right:6%;bottom:9%;padding:9px 16px;border-radius:var(--r-pill);font-size:14px;font-weight:800;color:var(--ink);letter-spacing:-.01em}

.hero-field{position:absolute;inset:0;width:100%;height:100%}
.hero-steps{position:absolute;inset:0;z-index:2;pointer-events:none}
.hero-steps span{position:absolute;font-size:12.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gray-2);white-space:nowrap;transition:color .5s var(--ease),opacity .5s var(--ease);opacity:.75}
.hero-steps span.on{color:var(--ink);opacity:1}
@media (max-width:900px){
  .hero-steps span{opacity:0;font-size:12px}
  .hero-steps span.on{opacity:1}
}
.hero-grid{position:relative;z-index:2;flex:1;display:flex;align-items:center;width:100%;padding-top:110px;padding-bottom:40px}
.hero-copy{max-width:720px}
.rating{display:inline-flex;align-items:center;gap:10px;padding:8px 16px 8px 12px;border-radius:var(--r-pill);font-size:14px;font-weight:600;color:var(--ink-2)}
.stars{display:inline-flex;gap:1px;font-size:13px;color:var(--ink)}
.hero-title{margin-top:28px;font-size:clamp(40px,4.5vw,66px);font-weight:800;letter-spacing:-.045em;line-height:1;color:var(--ink)}
.hero-sub{margin-top:28px;font-size:clamp(18px,1.5vw,21px);line-height:1.5;color:var(--gray);max-width:48ch}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}
/* =========================================================================
   Gated hook: request your numbers
   ========================================================================= */
.hook{position:relative;z-index:1;margin-top:60px;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hook-title{font-size:clamp(34px,4.4vw,58px);font-weight:800;letter-spacing:-.035em;line-height:1.06;color:var(--ink);max-width:16ch}
.hook-sub{margin-top:14px;font-size:16.5px;line-height:1.5;color:var(--gray);max-width:52ch}

.hook-picks{border:0;padding:0;margin:26px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.pick input{position:absolute;opacity:0;width:0;height:0}
.pick-box{display:flex;align-items:center;gap:10px;padding:13px 14px;border-radius:16px;cursor:pointer;
  background:rgba(255,255,255,.5);box-shadow:inset 0 0 0 1px var(--line);
  font-size:14.5px;font-weight:700;color:var(--gray);transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .16s var(--ease)}
.pick-box i{font-size:19px}
.pick:hover .pick-box{background:#fff;color:var(--ink)}
.pick input:checked + .pick-box{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink);transform:translateY(-1px)}
.pick input:focus-visible + .pick-box{outline:2px solid var(--ink);outline-offset:3px}

.hook-fields{margin-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hook-field{display:flex;flex-direction:column;gap:7px}
.hook-field > span{font-size:14px;font-weight:700;color:var(--ink-2)}
.hook-field input{font:inherit;font-size:16px;color:var(--ink);background:rgba(255,255,255,.7);border:0;box-shadow:inset 0 0 0 1px var(--line);
  border-radius:12px;padding:13px 14px;transition:box-shadow .3s,background .3s}
.hook-field input:focus{outline:0;background:#fff;box-shadow:inset 0 0 0 1.5px var(--ink)}
.hook-field input[aria-invalid="true"]{box-shadow:inset 0 0 0 1.5px var(--ink),0 0 0 3px rgba(12,12,14,.08)}
.hook-err{display:none;font-style:normal;font-size:13.5px;font-weight:600;color:var(--ink)}
.hook-err.on{display:block}
.hook-form .btn{margin-top:18px}
.hook-form .btn.working{opacity:.75;pointer-events:none}
.hook-fine{margin-top:14px;font-size:13.5px;line-height:1.5;color:var(--gray);max-width:46ch}

.hook-done{padding:16px 0 4px}
.hook-done:focus{outline:none}
.hook-done-mark{width:52px;height:52px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:24px}
.hook-done h3{margin-top:18px;font-size:26px;font-weight:800;letter-spacing:-.03em;color:var(--ink)}
.hook-done p{margin-top:10px;font-size:16.5px;color:var(--gray);max-width:40ch}

/* the locked preview */
.hook-preview{position:relative;align-self:center;padding:30px 32px 34px;border-radius:var(--r-panel);overflow:hidden;
  background:linear-gradient(150deg,rgba(255,255,255,.75),rgba(255,255,255,.45));box-shadow:inset 0 0 0 1px var(--line)}
.hook-preview::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 80% at 80% 0%,rgba(255,255,255,.7),transparent 60%)}
.hook-preview-label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--gray)}
.hook-preview-label i{font-size:15px;color:var(--ink);transition:transform .5s var(--ease)}
@media (hover:hover) and (pointer:fine){.hook-preview:hover .hook-preview-label i{transform:translateY(-2px) rotate(-8deg)}}
.peek{display:none;margin-top:20px}
.peek.on{display:block}
.js .peek.on{animation:peekIn .45s var(--ease)}
@keyframes peekIn{from{opacity:0;transform:translateY(8px)}}
.blur{filter:blur(7px);-webkit-user-select:none;user-select:none}
.peek-row{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding:13px 0;border-bottom:1px solid var(--line)}
.peek-row span{font-size:15px;font-weight:600;color:var(--gray)}
.peek-row b{font-size:22px;font-weight:900;letter-spacing:-.03em;color:var(--ink);font-variant-numeric:tabular-nums}
.peek-bar{margin-top:20px;height:10px;border-radius:var(--r-pill);background:rgba(12,12,14,.08);overflow:hidden}
.peek-bar i{display:block;height:100%;width:calc(var(--v) * 100%);border-radius:inherit;background:var(--brand);filter:blur(4px)}
.peek-step{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.peek-step span:not(.peek-dot){flex:1;font-size:15px;font-weight:600;color:var(--gray)}
.peek-step b{font-size:19px;font-weight:800;color:var(--ink)}
.peek-dot{width:10px;height:10px;border-radius:50%;background:var(--brand);flex:none}
.peek-line{display:flex;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}
.peek-line span{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:12.5px;font-weight:800;background:rgba(12,12,14,.07);color:var(--ink)}
.peek-line b{font-size:16.5px;font-weight:700;color:var(--ink)}

/* repeat panel under the case studies */
.hook-band{position:relative;z-index:1;margin-top:16px;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:44px 48px;border-radius:var(--r-panel)}
.hook-band > *:not(.band-art){position:relative;z-index:1}
.hook-band h3{font-size:clamp(24px,2.4vw,32px);font-weight:800;letter-spacing:-.03em;line-height:1.14;color:var(--ink);max-width:20ch}
.hook-band p{margin-top:10px;font-size:16.5px;color:var(--gray);max-width:44ch}
/* the hero lens, echoed: an ordered dot field that drifts and breathes */
.band-art{position:absolute;z-index:0;right:-170px;top:50%;width:560px;height:560px;margin-top:-280px;border-radius:50%;
  background-image:radial-gradient(circle,rgba(12,12,14,.2) 1.4px,transparent 2px);background-size:20px 20px;
  -webkit-mask-image:radial-gradient(circle,#000 30%,transparent 66%);mask-image:radial-gradient(circle,#000 30%,transparent 66%);
  animation:bandDrift 18s ease-in-out infinite alternate}
@keyframes bandDrift{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(-26px,10px,0) scale(1.06)}}
.hook-band::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.55) 50%,transparent 65%);
  transform:translateX(-120%);transition:transform 1.4s var(--ease)}
@media (hover:hover) and (pointer:fine){.hook-band:hover::after{transform:translateX(120%)}}
.hook-band .btn{flex:none}
@media (max-width:640px){.hook-band{padding:30px 24px 32px;gap:18px}.band-art{right:-230px;top:auto;bottom:-190px;margin-top:0;width:420px;height:420px}}
@media (prefers-reduced-motion:reduce){.band-art{animation:none}.hook-band::after{display:none}}

@media (max-width:900px){
  .hook{grid-template-columns:1fr;gap:26px;margin-top:44px}
  .hook-preview{order:-1}
  .hook-picks,.hook-fields{grid-template-columns:1fr}
  .hook-band{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){.js .peek.on{animation:none}}
/* =========================================================================
   Chapter (dark inset object): How it works + platform
   ========================================================================= */
.chapter{position:relative;margin:0 16px;border-radius:var(--r-chapter);background:var(--night);color:#fff}
.chapter .ambient{border-radius:inherit}
@media (max-width:640px){.chapter .wrap{padding-left:28px;padding-right:28px}}
/* =========================================================================
   FAQ: centered glass accordion
   ========================================================================= */
.faq{text-align:center}
.faq .h2{margin:0 auto;max-width:none}
.faq-list{position:relative;z-index:1;margin:56px auto 0;max-width:860px;display:grid;gap:10px;text-align:left}
.faq-list details{border-radius:var(--r-tile)}
.faq-list summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:24px 26px 24px 30px;font-size:19.5px;font-weight:700;letter-spacing:-.015em;color:var(--ink)}
.faq-list summary::-webkit-details-marker{display:none}
.plus{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-size:18px;background:rgba(12,12,14,.05);transition:transform .3s var(--ease),background .3s,color .3s}
details[open] .plus{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-list details::details-content{block-size:0;overflow:hidden;transition:block-size .3s var(--ease),content-visibility .3s allow-discrete}
.faq-list details[open]::details-content{block-size:auto}
.ans{padding:0 80px 28px 30px;color:var(--gray);font-size:17px;max-width:66ch}
@media (max-width:640px){.faq-list summary{font-size:17.5px;padding:20px 18px 20px 22px}.ans{padding:0 22px 22px}}
/* =========================================================================
   Closing: dark lens banner
   ========================================================================= */
.cta{position:relative;margin:0 16px;border-radius:var(--r-chapter);background:var(--night);color:#fff;overflow:hidden;min-height:min(92vh,860px);display:grid;place-items:center;text-align:center;padding:120px 24px}
.cta canvas{position:absolute;inset:0;width:100%;height:100%}
.cta-copy{position:relative;z-index:2;isolation:isolate}
.cta-copy::before{content:"";position:absolute;z-index:-1;inset:-70px -110px;background:radial-gradient(closest-side,rgba(var(--brand-darkest-rgb),.92) 55%,rgba(var(--brand-darkest-rgb),0))}
.cta h2{font-size:clamp(46px,7vw,112px);font-weight:900;letter-spacing:-.055em;line-height:.95;max-width:11ch;margin:0 auto}
.cta p{margin:26px auto 0;max-width:36ch;color:var(--night-gray);font-size:clamp(18px,1.6vw,21px)}
.cta .ctas{justify-content:center}
.cta .btn-glass-dark{color:#fff;border-radius:var(--r-pill)}

/* trust marks: each mark drawn inline in its own colours (footer band) */
.mark{height:50px;display:block}
.mark svg,.mark img{height:100%;width:auto;display:block}
.mark text{font-family:inherit;text-anchor:middle}
.mark .logo-iso{height:56px}
.iso-arc{font-size:6.4px;font-weight:700;fill:#1d4d9d}
.iso-word{font-size:36px;font-weight:900;letter-spacing:-1px;fill:#1d4d9d}
.iso-word.knock{fill:none;stroke:var(--bg);stroke-width:7;stroke-linejoin:round}
.iso-num{font-size:16px;font-weight:800;fill:#1d4d9d}
.soc-word{font-size:25px;font-weight:900;letter-spacing:-.5px;fill:#fff}
.soc-sub{font-size:10px;font-weight:800;letter-spacing:1.5px;fill:#fff;opacity:.85}
.mark .logo-gptw{height:60px}
.mark .gptw-line{font-size:12.5px;font-weight:800;letter-spacing:-.2px;fill:#fff;text-anchor:start}
.gptw-r{font-size:5px;font-weight:600}
.gptw-cert{font-size:10.5px;font-weight:800;fill:#fff}
.gptw-small{font-size:4.4px;font-weight:700;fill:#fff}
.gptw-country{font-size:5.6px;font-weight:800;letter-spacing:.4px;fill:#fff}
.mark .logo-gartner{height:30px}
.gartner-word{font-size:38px;font-weight:800;letter-spacing:-1.5px;fill:#fff}
.gartner-r{font-size:8px;font-weight:600;fill:#fff}
/* ---------- footer ---------- */
footer{padding:110px 0 60px}
/* brand band: who we are on the left, where we are on the right */
.foot-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:36px 56px;padding-bottom:54px;margin-bottom:50px;border-bottom:1px solid var(--line)}
.foot-brand p{margin-top:18px;color:var(--gray);font-size:15.5px;max-width:34ch}
.tagline{font-size:15px;font-weight:600;color:var(--ink)}
.tagline em{font-weight:800}
/* five columns, one per nav topic */
.foot-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:36px 26px;align-items:start}
.foot-col h2{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
.foot-col ul{margin:10px 0 0;padding:0;list-style:none;display:grid;gap:0}
.foot-col a{display:inline-flex;align-items:center;gap:5px;min-height:36px;font-size:14.5px;color:var(--gray);transition:color .3s var(--ease)}
.foot-col a:hover{color:var(--ink)}
.foot-col a i{font-size:13px}
/* social: small monochrome circles, brand marks in fill weight so they read at 17px */
.foot-social{margin-top:26px;display:flex;gap:10px}
.foot-social a{
  width:42px;height:42px;border-radius:var(--r-pill);
  display:grid;place-items:center;font-size:17px;color:var(--gray);
  box-shadow:inset 0 0 0 1px var(--line);
  transition:color .3s var(--ease),box-shadow .3s var(--ease),transform .3s var(--ease);
}
@media (hover:hover) and (pointer:fine){.foot-social a:hover{color:var(--ink);box-shadow:inset 0 0 0 1px rgba(12,12,14,.2);transform:translateY(-2px)}}
.foot-pubs{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px 24px}
.foot-pubs a{display:inline-flex;align-items:center;gap:5px;min-height:34px;font-size:15px;font-weight:600;color:var(--gray);transition:color .3s var(--ease)}
.foot-pubs a:hover{color:var(--ink)}
.foot-pubs i{font-size:14px}
.foot-offices{flex:1 1 560px;min-width:0;max-width:760px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 28px;padding-top:4px}
.office{padding-top:16px;border-top:1px solid var(--line);font-style:normal;font-size:13.5px;line-height:1.6;color:var(--gray)}
.office-region{display:block;margin-bottom:8px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gray)}
.office b{display:block;margin-bottom:6px;font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
@media (max-width:900px){.foot-offices{grid-template-columns:repeat(2,minmax(0,1fr));max-width:none}}
@media (max-width:360px){.foot-offices{grid-template-columns:1fr}}
/* trust marks repeated from the hero, same artwork and colours, in their own ruled band */
.foot-marks{
  list-style:none;margin:54px 0 0;padding:44px 0 0;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:26px 40px;
}
.foot-bottom{margin-top:34px;padding-top:30px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:14px;color:var(--gray)}
.foot-bottom nav{display:flex;gap:22px}
@media (max-width:1080px){.foot-grid{grid-template-columns:repeat(3,1fr);gap:40px 26px}}
@media (max-width:900px){.foot-marks{gap:22px 30px}.foot-marks .mark{height:42px}.foot-marks .logo-iso{height:48px}.foot-marks .logo-gptw{height:50px}.foot-marks .logo-gartner{height:26px}}
@media (max-width:640px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
/* ---------- review mode ---------- */
.review-toggle{position:fixed;right:16px;bottom:16px;z-index:85;display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:var(--r-pill);background:var(--brand);color:#fff;font-size:13px;font-weight:700;box-shadow:inset 0 0 0 1px rgba(255,255,255,.28),0 12px 30px rgba(12,12,14,.3)}
.review .review-toggle{background:#fff;color:var(--ink)}
.review [data-draft]{outline:1.5px dashed currentColor;outline-offset:4px;border-radius:4px}
.review [data-ph]{outline:1.5px dashed var(--gray);outline-offset:-8px}

/* ---------- press feedback (after the hover rules, so it wins while pressed) ---------- */
.btn:active,.btn-ink:active,.btn-glass:active,.btn-line:active,.nav-top:active{transform:scale(.97)}
.menu-btn:active{transform:scale(.94)}
.pick:active .pick-box{transform:scale(.98)}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  /* gentler, not zero: nothing moves, but fades and colour changes stay */
  *,*::before,*::after{animation:none!important;transition-property:opacity,color,background-color,border-color,box-shadow,fill,stroke!important;transition-duration:.2s!important;transition-delay:0s!important}
  .js .reveal{opacity:1;transform:none;filter:none}
  .fill .w{color:var(--ink)}
  .cost-bar{transform:none}
}

/* =========================================================================
   BLOGS
   Everything above this line is shared with the other pages.
   ========================================================================= */
/* nav: this page's section */
.nav-top.is-current{opacity:1}
.nav-top.is-current::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor;margin-right:2px}

/* ---------- hero ---------- */
.b-hero{min-height:auto;padding:150px 0 50px}
.b-hero .wrap{position:relative;z-index:1}
.crumbs{font-size:14px;color:var(--gray)}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px}
.crumbs li{display:flex;gap:8px;align-items:center}
.crumbs li+li::before{content:"/";color:var(--gray-3)}
.crumbs a:hover{color:var(--ink)}
.crumbs [aria-current]{color:var(--ink-2)}
.b-h1{margin-top:26px;font-size:clamp(36px,4.4vw,64px);font-weight:900;letter-spacing:-.04em;line-height:1.04;color:var(--ink);max-width:26ch;text-wrap:balance}
.b-sub{margin-top:24px;max-width:54ch;font-size:clamp(18px,1.5vw,21px);line-height:1.5;color:var(--gray)}
.cats{margin-top:38px;display:flex;flex-wrap:wrap;gap:8px}
.cat{min-height:44px;display:inline-flex;align-items:center;padding:11px 18px;border-radius:var(--r-pill);background:rgba(255,255,255,.55);box-shadow:inset 0 0 0 1px var(--line);
  font-size:14px;font-weight:700;color:var(--gray);transition:background .4s var(--ease),color .4s var(--ease),box-shadow .4s var(--ease)}
.cat:hover{color:var(--ink)}
.cat.on{background:var(--brand);color:#fff;box-shadow:none}

/* ---------- lead article ---------- */
.lead[hidden]{display:none}
.lead{margin-top:40px;position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:0;
  border-radius:var(--r-panel);overflow:hidden;background:var(--night);color:#fff;
  transition:transform .55s var(--ease),box-shadow .55s var(--ease)}
@media (hover:hover) and (pointer:fine){.lead:hover{transform:translateY(-3px);box-shadow:0 34px 80px -50px rgba(12,12,14,.6)}}
.lead-copy{padding:46px 48px 42px;display:grid;align-content:center;gap:0}
.lead-kick{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;font-size:13px;font-weight:700;color:var(--night-gray)}
.lead-kick .tag{padding:6px 13px;border-radius:var(--r-pill);background:rgba(255,255,255,.1);color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.01em}
.lead h2{margin-top:20px;font-size:clamp(27px,2.7vw,38px);font-weight:900;letter-spacing:-.038em;line-height:1.09;color:#fff;max-width:24ch;text-wrap:balance}
.lead p.sf{margin-top:16px;font-size:16.5px;line-height:1.5;color:var(--night-gray);max-width:46ch}
.lead-by{margin-top:22px;font-size:14px;color:var(--night-gray)}
.lead-by b{color:#fff;font-weight:700}
.lead-go{margin-top:26px;display:inline-flex;align-items:center;gap:9px;font-size:15px;font-weight:800;color:#fff}
.lead-go i{transition:transform .4s var(--ease)}
@media (hover:hover) and (pointer:fine){.lead:hover .lead-go i{transform:translateX(3px)}}
.lead-art{position:relative;background:var(--brand-darkest);overflow:hidden;min-height:300px}
.lead-art .la{position:absolute;inset:0}
.lead-art .la line,.lead-art .la circle{stroke:rgba(255,255,255,.22);fill:none;stroke-width:1}
.lead-art .la circle.f{fill:rgba(255,255,255,.55);stroke:none}
.lead-art .la circle.d{fill:rgba(255,255,255,.16);stroke:none}
.lead-art .la .ring{stroke:rgba(255,255,255,.4)}
.lead-art img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* ---------- article rows ---------- */
.b-list{margin-top:0;position:relative}
.posts-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;flex-wrap:wrap;position:relative;z-index:1}
.pcount{font-size:14.5px;color:var(--gray)}
.pcount b{color:var(--ink);font-weight:800;font-variant-numeric:tabular-nums}
.rows{margin-top:26px;border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:190px 1fr 232px 44px;gap:26px;align-items:center;
  padding:28px 18px;border-bottom:1px solid var(--line);border-radius:14px;transition:background .45s var(--ease)}
.row:hover{background:rgba(255,255,255,.6)}
.row[hidden]{display:none}
.row-tag{font-size:13px;font-weight:800;letter-spacing:.02em;text-transform:uppercase;color:var(--gray)}
.row h3{font-size:clamp(19px,1.8vw,24px);font-weight:800;letter-spacing:-.028em;line-height:1.22;color:var(--ink);max-width:34ch}
.row .sf{margin-top:8px;font-size:15px;line-height:1.45;color:var(--gray);max-width:60ch}
.row-meta{font-size:13.5px;line-height:1.45;color:var(--gray)}
.row-meta b{display:block;color:var(--ink-2);font-weight:700}
.row-go{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  box-shadow:inset 0 0 0 1px var(--line);color:var(--gray);justify-self:end;
  transition:background .45s var(--ease),color .45s var(--ease),box-shadow .45s var(--ease)}
.row:hover .row-go{background:var(--brand);color:#fff;box-shadow:none}
.row-none{padding:44px 0;text-align:center;color:var(--gray);font-size:17px}
/* the list opens eight rows at a time, so the sections below stay a short scroll away */
.more-wrap{margin-top:34px;display:flex;justify-content:center;position:relative;z-index:1}
.more-wrap[hidden]{display:none}
.more-btn{background:rgba(255,255,255,.55);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.more-btn:hover{background:var(--brand);color:#fff;box-shadow:none}
@media (hover:hover) and (pointer:fine){.more-btn:hover i{transform:translateY(3px)}}

.art-rings{background:#e9e9ee repeating-radial-gradient(circle at 30% 60%,transparent 0 20px,rgba(12,12,14,.14) 20px 21px);animation:artdrift 14s ease-in-out infinite alternate}
.art-grid{background-color:var(--brand);background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:34px 34px;animation:pan 10s linear infinite}
.art-lines{background:#ededf1 repeating-linear-gradient(-35deg,transparent 0 13px,rgba(12,12,14,.16) 13px 14px);animation:artdrift 12s ease-in-out infinite alternate}
@keyframes artdrift{to{transform:translate(8%,-6%)}}
@keyframes pan{to{background-position:34px 34px}}
@media (prefers-reduced-motion:reduce){.art-rings,.art-grid,.art-lines{animation:none}}

/* ---------- answers band (AEO) ---------- */
/* .chapter supplies the night background, radius and inset margins, and puts this
   section on the list navIO watches, so the nav switches to dark glass over it */
.answers{padding:110px 0}
.answers .wrap{position:relative;z-index:1}
.answers .h2{max-width:24ch}
.ans-grid{margin-top:52px;display:grid;grid-template-columns:repeat(2,1fr);gap:0}
.ans-item{padding:28px 32px 28px 0;border-top:1px solid var(--night-line)}
.ans-item:nth-child(even){padding-left:32px;border-left:1px solid var(--night-line)}
.ans-item h3{font-size:19px;font-weight:800;letter-spacing:-.025em;line-height:1.25;color:#fff;max-width:28ch}
.ans-item p{margin-top:12px;font-size:15.5px;line-height:1.55;color:var(--night-gray);max-width:52ch}

/* ---------- subscribe ---------- */
.sub{margin-top:0;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
  padding:44px 48px;border-radius:var(--r-panel);position:relative;z-index:1}
.sub h2{font-size:clamp(26px,2.6vw,36px);font-weight:900;letter-spacing:-.035em;line-height:1.1;color:var(--ink);max-width:20ch}
.sub p{margin-top:13px;font-size:16.5px;line-height:1.5;color:var(--gray);max-width:44ch}
.sub-fields{display:grid;gap:13px}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .lead{grid-template-columns:1fr}
  .lead-art{min-height:200px;order:-1}
  .row{grid-template-columns:160px 1fr 44px;gap:20px}
  .row-meta{grid-column:2;margin-top:6px}
}
@media (max-width:860px){
  .ans-grid{grid-template-columns:1fr}
  .ans-item:nth-child(even){padding-left:0;border-left:0}
  .sub{grid-template-columns:1fr;gap:24px;padding:32px 28px}
}
@media (max-width:700px){
  .b-hero{padding:126px 0 40px}
  .lead-copy{padding:30px 24px 28px}
  /* tag and arrow share the first row; title and meta run full width below */
  .row{grid-template-columns:1fr 44px;gap:10px 14px;padding:22px 4px;align-items:start}
  .row-tag{grid-row:1;grid-column:1;align-self:center}
  .row-go{grid-row:1;grid-column:2}
  .row > div{grid-row:2;grid-column:1/-1}
  .row-meta{grid-row:3;grid-column:1/-1;margin-top:0}
  .answers{padding:80px 0}
}

/* thinkOne set like the thinkbridge logo: "think" bold, "One" light */
tb-run{display:inline}
tb-one{font-weight:300}
tb-k{font-weight:800}

/* BRAND:START
   Brand colors, chosen in color-lab.html ("Yours", 23 Sept 2026) and applied site-wide on 25 Sept 2026.
   This block is identical on every page. To change a color, edit the tokens here on every page.
   Headings and body text stay ink and gray; the violet goes into surfaces, fills, buttons and dark sections. */
:root{
  --brand:#330066;--brand-rgb:51,0,102;
  --brand-darkest:#0f001f;--brand-darkest-rgb:15,0,31;
  --brand-dark:#1f003d;--brand-dark-rgb:31,0,61;
  --brand-medium:#8566a3;
  --brand-light:#c6b8d4;
  --brand-lightest:#f1edf4;
  --surface-wash:#f6f0f7;--surface-wash-rgb:246,240,247;
  --highlight:#330066;--on-highlight:#fff;
  /* main buttons: the deep-violet glow of the dark sections (How it works) */
  --cta-fill:radial-gradient(90% 170% at 100% 0%,rgba(var(--brand-rgb),.95),transparent 70%),radial-gradient(80% 150% at 0% 100%,rgba(var(--brand-dark-rgb),.9),transparent 65%),var(--brand-darkest);
  --brand-gradient:linear-gradient(135deg,#0f001f 15%,#330066);
  --brand-gradient-dark:linear-gradient(135deg,#fff 25%,#c6b8d4);
}

/* pure white page, with a faint violet glow along the edges */
body{background:#fff}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(55% 45% at 100% 0%,rgba(var(--brand-rgb),.13),transparent 70%),
    radial-gradient(50% 45% at 0% 100%,rgba(var(--brand-rgb),.1),transparent 70%);
  box-shadow:inset 0 0 160px rgba(var(--brand-rgb),.07)}
.orb.a{background:radial-gradient(circle,rgba(var(--brand-rgb),.16) 0,rgba(var(--brand-rgb),0) 70%)}
.orb.b{background:radial-gradient(circle,rgba(var(--brand-rgb),.11) 0,rgba(var(--brand-rgb),0) 70%)}
.chapter .orb.a,.chapter .orb.b,.cta .orb.a,.cta .orb.b{background:radial-gradient(circle,rgba(255,255,255,.1) 0,transparent 70%)}

/* tiles and containers: white, with the pale wash fading in from one corner */
.promise,
.case:not(.case-big){
  background:
    radial-gradient(110% 90% at 100% 0%,rgba(var(--surface-wash-rgb),.1),transparent 58%),
    linear-gradient(165deg,#fff 55%,rgba(var(--surface-wash-rgb),.05));
  box-shadow:inset 0 0 0 1px rgba(var(--brand-rgb),.15)}
.promise:hover{background:radial-gradient(110% 90% at 100% 0%,rgba(var(--surface-wash-rgb),.14),transparent 62%),#fff}
.case:not(.case-big):hover{box-shadow:inset 0 0 0 1px var(--brand)}
.case::before{background-image:radial-gradient(circle,rgba(var(--brand-rgb),.32) 1.3px,transparent 1.8px)}
/* glass keeps its depth; the tint goes into the sheen and the rim */
.glass::before{background:
    radial-gradient(90% 80% at 100% 100%,rgba(var(--surface-wash-rgb),.09),transparent 60%),
    radial-gradient(120% 70% at 12% -10%,rgba(255,255,255,.95),transparent 46%),
    linear-gradient(100deg,rgba(255,255,255,.35),transparent 38%,transparent 70%,rgba(255,255,255,.25))}
.glass::after{background:linear-gradient(155deg,#fff,rgba(var(--surface-wash-rgb),.1) 30%,rgba(var(--surface-wash-rgb),.24) 65%,rgba(255,255,255,.75))}
.nav.glass::before{background:radial-gradient(60% 120% at 100% 100%,rgba(var(--surface-wash-rgb),.07),transparent 70%)}
.stat + .stat::before{background:rgba(var(--brand-rgb),.16)}
.door-light .door-dots,.band-art{background-image:radial-gradient(circle,rgba(var(--brand-rgb),.34) 1.3px,transparent 1.8px)}
.hook-field input{box-shadow:inset 0 0 0 1px rgba(var(--brand-rgb),.18)}

/* big numbers and highlighted large text: the violet gradient */
.stat-num,
.case-num,
.hl{background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.case-big .case-num,
.proof-card .stat-num,
.chapter .hl,
.cta .hl{background:var(--brand-gradient-dark);-webkit-background-clip:text;background-clip:text}
.proof-card .stat + .stat::before{background:var(--night-line)}
.proof-card :focus-visible{outline-color:var(--brand-light)}

/* small details */
::selection{background:var(--brand);color:#fff}
:focus-visible{outline-color:var(--brand)}
.chapter :focus-visible,.cta :focus-visible,.case-big :focus-visible{outline-color:var(--brand-light)}
.glyph circle.off{fill:var(--brand-light)}
.case:not(.case-big) .link,.case:not(.case-big) .case-who{color:var(--brand)}
.plus{background:rgba(var(--brand-rgb),.07);color:var(--brand)}
.nav-top:hover,.nav-top[aria-expanded="true"],.dd-item:hover{background:rgba(var(--brand-rgb),.07)}
.dd-ico{background:rgba(var(--brand-rgb),.07);color:var(--brand)}
.door-light .door-tags i{background:rgba(var(--brand-rgb),.06);box-shadow:inset 0 0 0 1px rgba(var(--brand-rgb),.12)}
.hook-field input:focus{box-shadow:inset 0 0 0 1.5px var(--brand)}
.chapter .eyebrow,.cta .eyebrow{color:var(--brand-light)}
.stat-label{color:var(--ink-2)}

/* buttons: deep-violet gradient with white labels; the second button gets a violet hairline */
.btn-ink{background:var(--cta-fill);color:var(--on-highlight);box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 14px 30px -12px rgba(var(--brand-darkest-rgb),.55)}
.btn-ink:hover{box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 20px 40px -14px rgba(var(--brand-darkest-rgb),.65)}
.btn-glass{color:var(--brand);box-shadow:inset 0 0 0 1px rgba(var(--brand-rgb),.22),0 10px 24px -14px rgba(12,12,14,.45)}
.btn-glass:hover{box-shadow:inset 0 0 0 1.5px var(--brand),0 14px 30px -14px rgba(12,12,14,.5)}
.btn-glass-dark{color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.28)}
.btn-glass-dark:hover{box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.75)}
/* inside dark sections the main button turns white with a violet label */
.chapter .btn-ink,.cta .btn-ink,.case-big .btn-ink,.nav.on-dark .nav-inner .btn-ink{background:#fff;color:var(--brand);box-shadow:0 14px 30px -12px rgba(0,0,0,.6)}

/* arrow buttons and the open FAQ control use the highlight */
.door-go{background:var(--highlight);color:var(--on-highlight);box-shadow:0 14px 30px -12px rgba(12,12,14,.35)}
details[open] .plus{background:var(--highlight);color:var(--on-highlight)}
.case .link i{width:26px;height:26px;border-radius:50%;display:inline-grid;place-items:center;font-size:14px;background:var(--highlight);color:var(--on-highlight)}
.case-big .link i{background:#fff;color:var(--brand)}

/* dark sections turn deep violet */
.chapter,
.cta{background:
    radial-gradient(70% 60% at 92% 0%,rgba(var(--brand-rgb),.85),transparent 65%),
    radial-gradient(60% 50% at 0% 100%,rgba(var(--brand-dark-rgb),.9),transparent 60%),
    var(--brand-darkest)}
.cta-copy::before{background:radial-gradient(closest-side,rgba(var(--brand-darkest-rgb),.9) 55%,rgba(var(--brand-darkest-rgb),0))}
.case-big,
.door-dark{background:
    radial-gradient(70% 55% at 85% 8%,rgba(255,255,255,.14),transparent 60%),
    radial-gradient(80% 60% at 0% 100%,rgba(var(--brand-rgb),.9),transparent 65%),
    linear-gradient(160deg,var(--brand-dark),var(--brand-darkest))}
.case-big{box-shadow:inset 0 0 0 1px rgba(255,255,255,.08),inset 0 1px 0 rgba(255,255,255,.14),0 40px 80px -40px rgba(12,12,14,.6)}
.door-dark .door-line,.case-big .case-how,.case-big .case-who{color:rgba(255,255,255,.72)}
.nav.glass.on-dark{background:linear-gradient(135deg,rgba(var(--brand-dark-rgb),.82),rgba(var(--brand-darkest-rgb),.72))}
.nav-dd.on-dark .dd-inner{background:linear-gradient(135deg,rgba(var(--brand-dark-rgb),.97),rgba(var(--brand-darkest-rgb),.96))}
.nav-dd.on-dark .dd-ico{background:rgba(255,255,255,.08);color:#fff}
.nav-dd.on-dark .dd-item:hover{background:rgba(255,255,255,.08)}
@media (prefers-reduced-transparency:reduce){.glass-dark{background:var(--brand-dark)}}

/* the two "What we build" doors are peers: both light, the first on a faint violet surface */
.door-alt{background:
    radial-gradient(90% 80% at 100% 0%,rgba(var(--surface-wash-rgb),.07),transparent 60%),
    linear-gradient(160deg,rgba(255,255,255,.75),rgba(255,255,255,.45))}
.door-alt::before{background:
    radial-gradient(90% 80% at 100% 0%,rgba(var(--surface-wash-rgb),.16),transparent 62%),
    radial-gradient(120% 70% at 12% -10%,rgba(255,255,255,.95),transparent 46%)}
.door-light .flow-lines path{stroke:rgba(var(--brand-rgb),.4)}
.door-light .flow-lines path:nth-child(even){stroke:rgba(var(--brand-rgb),.24)}
.door-light .flow-rails line{stroke:rgba(var(--brand-rgb),.22)}
.door-light .flow-pulse line{stroke:var(--brand)}

/* cards inside dark sections: white fading down into the pale wash, violet numbered circles, dark headings */
.chapter .step.glass-dark{
  background:linear-gradient(180deg,#fff 0%,var(--surface-wash) 100%);
  -webkit-backdrop-filter:none;backdrop-filter:none;
  box-shadow:inset 0 0 0 1px rgba(12,12,14,.06),0 24px 50px -30px rgba(0,0,0,.6)}
.chapter .step.glass-dark::after{display:none}
.chapter .step.glass-dark b{color:var(--brand-darkest)}
.chapter .step.glass-dark span:not(.step-n){color:var(--gray)}
.chapter .step.glass-dark .step-n{background:var(--brand);color:#fff;box-shadow:none}
/* stat strips inside dark sections get the same white-to-wash card */
.chapter .dstats.glass-dark{
  --night-line:rgba(var(--brand-rgb),.14);--night-gray:var(--gray);
  background:linear-gradient(180deg,#fff 0%,var(--surface-wash) 100%);
  -webkit-backdrop-filter:none;backdrop-filter:none;
  box-shadow:inset 0 0 0 1px rgba(12,12,14,.06),0 24px 50px -30px rgba(0,0,0,.6)}
.chapter .dstats.glass-dark::after{display:none}
.chapter .dstats .dstat-num{background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.chapter .dstats .dstat-label{color:var(--ink-2)}
/* interactive panels inside dark sections: solid and a shade darker than the section, instead of frosted glass */
.chapter .cr.glass-dark,.chapter .ref.glass-dark{
  background:linear-gradient(160deg,rgba(var(--brand-darkest-rgb),.9),rgba(var(--brand-darkest-rgb),.62));
  -webkit-backdrop-filter:none;backdrop-filter:none;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.07),0 20px 40px -26px rgba(0,0,0,.8)}
.chapter .cr.glass-dark::after,.chapter .ref.glass-dark::after{display:none}
/* dot glyphs take the brand colour unless a rule above says otherwise */
:where(.glyph) circle{fill:var(--brand)}
/* BRAND:END */
sup.tm{font-size:max(.3em,10px);font-weight:500;letter-spacing:0;line-height:0;vertical-align:super;margin-left:.04em}