:root{
  --bg:#ececee;
  --sheet:#ffffff;
  --line:#e5e5e8;
  --line-soft:#efeff1;
  --ink:#0a0a0b;
  --muted:#6f6f78;
  --muted-2:#a0a0a8;
  --black:#111112;
  --green:#16a34a;
  --green-bg:#e9f7ee;
  --amber:#b45309;
  --amber-bg:#fdf3e3;
  --blue:#2563eb;
  --blue-bg:#eaf1fe;
  --mono:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  overflow-x:hidden;
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Helvetica Neue',sans-serif;
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
.sheet{
  max-width:2000px;
  margin:0 auto;
  background:var(--sheet);
  border-left:1px solid var(--line);
  border-right:1px solid var(--line);
  min-height:100vh;
}
.gut{
  margin:0 40px;
  border-left:1px solid var(--line-soft);
  border-right:1px solid var(--line-soft);
  padding:0 56px;
}
section{border-top:1px solid var(--line)}
.band{height:44px;border-top:1px solid var(--line);background:linear-gradient(#fafafa,#fff)}

/* ---------- nav ---------- */
nav.topnav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-in{
  max-width:1680px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:16px 96px;
}
.nav-logo{flex-shrink:0}
.nav-logo img{height:30px;display:block}
.nav-links{display:flex;gap:24px;flex:1;align-items:center;justify-content:center}
.nav-links a{
  color:var(--ink);text-decoration:none;font-size:14px;font-weight:500;
  opacity:.85;transition:opacity .15s;white-space:nowrap;
}
.nav-links a:hover{opacity:1}
.nav-right{display:flex;align-items:center;gap:18px}
.nav-burger{
  display:none;width:36px;height:36px;border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;
}
.nav-burger svg{width:17px;height:17px;stroke:var(--ink);fill:none;stroke-width:1.8}
.nav-burger .icon-close{display:none}
.nav-open .nav-burger .icon-menu{display:none}
.nav-open .nav-burger .icon-close{display:block}

/* ---------- buttons, badges, links ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:inherit;font-size:14.5px;font-weight:600;
  padding:11px 20px;border-radius:0;
  text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:all .15s;
}
.btn-black{background:var(--black);color:#fff}
.btn-black:hover{background:#2b2b2e}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-outline:hover{border-color:var(--ink)}
.btn-glow{position:relative;z-index:0;transition:transform .2s}
.btn-glow::before{
  content:'';position:absolute;inset:-2px;z-index:-2;border-radius:inherit;
  background:conic-gradient(from 0deg,transparent 0%,transparent 74%,rgba(255,255,255,.2) 82%,#fff 88%,rgba(255,255,255,.2) 94%,transparent 100%);
  animation:btnSweep 3.2s linear infinite;
}
.btn-glow::after{content:'';position:absolute;inset:0;z-index:-1;border-radius:inherit;background:var(--black);transition:background .15s}
@keyframes btnSweep{to{transform:rotate(360deg)}}
.btn-glow:hover{transform:scale(1.03)}
.btn-glow:hover::before{animation-duration:.9s}
.btn-glow:hover::after{background:#2b2b2e}
@media(prefers-reduced-motion:reduce){.btn-glow::before{animation:none}}
.pill-plain{
  display:inline;background:none;border:none;border-radius:0;padding:0;
  font-family:var(--mono);font-size:11px;font-weight:700;color:var(--ink);
  letter-spacing:.09em;text-transform:uppercase;
}
.pill-plain::before{content:'[ ';color:inherit}
.pill-plain::after{content:' ]';color:inherit}
.tag-green{
  display:inline-flex;align-items:center;gap:5px;
  background:var(--green-bg);color:var(--green);
  font-size:11.5px;font-weight:700;border-radius:999px;padding:3px 10px;
  white-space:nowrap;
}
.tag-neutral{
  display:inline-flex;align-items:center;gap:5px;
  background:#f4f4f5;color:var(--muted);
  font-size:11.5px;font-weight:600;border-radius:999px;padding:3px 10px;
  white-space:nowrap;
}
a.link,span.link{
  font-size:13px;font-weight:700;color:var(--ink);text-decoration:none;
  border-bottom:1px solid transparent;display:inline-block;
}
a.link:hover,a:hover>span.link{border-bottom-color:var(--ink)}

/* ---------- type ---------- */
h1{
  font-size:54px;line-height:1.06;letter-spacing:-.035em;font-weight:600;
  margin:26px 0 20px;
}
h2{
  font-size:42px;line-height:1.08;letter-spacing:-.03em;font-weight:600;
  margin:22px 0 18px;
}

/* ---------- hero ---------- */
.hero{border-top:none;overflow:hidden}
.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;align-items:center;
  gap:64px;padding:72px 0 72px;position:relative;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:440px;margin-bottom:30px}
.hero-ctas{display:flex;gap:12px}
.hero-art{position:relative;height:470px;overflow:visible}
.tilt{
  position:absolute;top:0;left:40px;width:490px;
  transform:perspective(1600px) rotateX(26deg) rotateY(-14deg) rotateZ(10deg) scale(.90);
  transform-origin:left center;
  transform-style:preserve-3d;
}
.panel{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 40px 80px -32px rgba(10,10,11,.18), 0 2px 6px rgba(10,10,11,.05);
}
.tilt-side{width:196px;padding:14px;position:absolute;top:26px;left:0}
.tilt-side .ts-head{display:flex;align-items:center;gap:8px;margin-bottom:4px}
.tilt-side .ts-logo{width:26px;height:26px;border-radius:7px;background:var(--black);display:flex;align-items:center;justify-content:center}
.tilt-side .ts-logo span{color:#fff;font-weight:800;font-size:13px}
.tilt-side .ts-name{font-size:13px;font-weight:700}
.tilt-side .ts-sub{font-size:10.5px;color:var(--muted-2);margin-bottom:12px;padding-left:34px;margin-top:-6px}
.ts-item{
  display:flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:500;color:var(--muted);
  padding:7px 9px;border-radius:8px;
}
.ts-item.on{background:#f4f4f5;color:var(--ink);font-weight:600}
.ts-item svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.8;flex-shrink:0}
.meet-card{
  position:absolute;width:302px;padding:11px 13px;
  display:flex;align-items:center;gap:12px;
}
.meet-card .mc-dot{
  width:30px;height:30px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:12px;color:#fff;
}
.meet-card .mc-body{flex:1;min-width:0}
.meet-card .mc-title{font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.meet-card .mc-sub{font-size:11.5px;color:var(--muted-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fade{opacity:.45}
.fade2{opacity:.22}

/* ---------- feature sections ---------- */
.feature{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;
  padding:96px 0;align-items:stretch;
}
.feature.flip .f-copy{order:2}
.feature.flip .f-art{order:1}
.f-copy p.lead{font-size:16px;color:var(--muted);max-width:430px;margin-bottom:28px}
.mini-feats{
  display:grid;grid-template-columns:1fr 1fr;gap:32px;
  margin-top:44px;padding-top:36px;border-top:1px solid var(--line-soft);
}
.mini-feat .mf-icon{
  width:30px;height:30px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.mini-feat .mf-icon svg{width:15px;height:15px;stroke:var(--ink);fill:none;stroke-width:1.7}
.mini-feat h3{font-size:14.5px;font-weight:700;margin-bottom:7px}
.mini-feat p{font-size:13.5px;color:var(--muted);line-height:1.55;margin-bottom:10px}

/* art panels */
.f-art{
  background:linear-gradient(180deg,#fafafa,#f5f5f6);
  border:1px solid var(--line);border-radius:16px;
  padding:40px 34px;position:relative;overflow:hidden;height:100%;
  display:flex;flex-direction:column;justify-content:center;gap:12px;
}
.f-art::before{
  content:'';position:absolute;inset:0;
  background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:28px 28px;opacity:.5;pointer-events:none;
}
.cal{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:12px;
  overflow:hidden;box-shadow:0 10px 30px -16px rgba(10,10,11,.15);
}
.cal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-bottom:1px solid var(--line-soft);
}
.cal-head .ch-title{font-size:13px;font-weight:700}
.cal-head .ch-title span{color:var(--muted-2);font-weight:500}
.cal-days{display:grid;grid-template-columns:34px repeat(5,1fr);border-bottom:1px solid var(--line-soft)}
.cal-days div{
  font-size:10.5px;font-weight:700;color:var(--muted);text-align:center;
  padding:7px 0;border-left:1px solid var(--line-soft);
  text-transform:uppercase;letter-spacing:.05em;
}
.cal-days div:first-child{border-left:none}
.cal-body{display:grid;grid-template-columns:34px repeat(5,1fr)}
.cal-times{display:flex;flex-direction:column}
.cal-times span{
  height:44px;font-size:9.5px;color:var(--muted-2);text-align:right;
  padding:2px 6px 0 0;border-top:1px solid var(--line-soft);font-weight:500;
}
.cal-col{border-left:1px solid var(--line-soft);position:relative;display:flex;flex-direction:column}
.cal-col i{height:44px;border-top:1px solid var(--line-soft);display:block}
.ev{
  position:absolute;left:3px;right:3px;border-radius:6px;
  padding:4px 7px;font-size:10px;font-weight:700;line-height:1.25;
  border-left:3px solid;
}
.ev small{display:block;font-weight:500;opacity:.75;font-size:9px}
.ev-g{background:var(--green-bg);color:#15803d;border-color:#22c55e}
.ev-b{background:var(--blue-bg);color:#1d4ed8;border-color:#3b82f6}
.ev-a{background:var(--amber-bg);color:var(--amber);border-color:#f59e0b}
.inbox{
  background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  box-shadow:0 10px 30px -16px rgba(10,10,11,.15);position:relative;
}
.inbox-head{
  display:flex;align-items:center;gap:8px;
  padding:12px 16px;border-bottom:1px solid var(--line-soft);
  font-size:13px;font-weight:700;
}
.inbox-head .ct{margin-left:auto;font-size:11px;font-weight:700;color:var(--green);background:var(--green-bg);border-radius:999px;padding:2px 9px}
.mail{
  display:flex;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line-soft);
  align-items:flex-start;background:#fff;
}
.mail:last-child{border-bottom:none}
.mail .m-av{
  width:30px;height:30px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:11.5px;font-weight:800;color:#fff;
}
.mail .m-body{flex:1;min-width:0}
.mail .m-top{display:flex;align-items:center;gap:8px;margin-bottom:2px}
.mail .m-from{font-size:13px;font-weight:700}
.mail .m-time{font-size:10.5px;color:var(--muted-2);margin-left:auto;font-weight:500}
.mail .m-snip{font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mail .m-snip b{color:var(--ink);font-weight:600}

/* ---------- ebook ---------- */
.ebook{padding:96px 0}
.ebook-card{
  border:1px solid var(--line);background:linear-gradient(180deg,#fafafa,#fff);
  display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center;
  padding:56px 64px;
}
.ebook-card h2{margin-top:14px}
.ebook-card p.lead{font-size:15.5px;color:var(--muted);max-width:460px;margin-bottom:28px}
.ebook-card img{height:300px;display:block;filter:drop-shadow(0 24px 40px rgba(10,10,11,.18))}

.pb-form-row{display:flex;max-width:480px}
.pb-form-row input{
  flex:1;min-width:0;border:1px solid var(--line);padding:12px 14px;
  font-family:inherit;font-size:14px;background:#fff;color:var(--ink);
}
.pb-form-row input+input{border-left:none}
/* No blue focus ring on this capture field - it sits inside a black-bordered
   card and the highlight read as an error state. Border darkens instead, so
   keyboard focus is still visible. */
.pb-form-row input:focus{position:relative;z-index:1;outline:none;border-color:var(--ink)}
.pb-form-row button{
  font-family:var(--mono);font-size:12px;letter-spacing:.03em;text-transform:uppercase;
  background:var(--black);color:#fff;border:1px solid var(--ink);border-left:none;
  padding:0 20px;cursor:pointer;font-weight:600;white-space:nowrap;
}
.pb-form-row button:hover{background:#2b2b2e}
.pb-form-row button:disabled{opacity:.6;cursor:default}
.pb-micro{font-family:var(--mono);font-size:11px;color:var(--muted);margin-top:10px}
.pb-error{color:#b91c1c;font-size:13px;margin-top:8px;display:none}
.pb-success{display:none}
.pb-success p{color:var(--muted);font-size:14.5px;margin:0}

/* ---------- testimonials ---------- */
.testis{padding:96px 0}
.t-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:52px;align-items:start}
@media(max-width:900px){.t-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.t-grid{grid-template-columns:1fr}}
.t-card{border:1px solid var(--line);background:#fff;display:flex;flex-direction:column;overflow:hidden}
.t-video{position:relative;width:100%;aspect-ratio:16/9;background:#0a0a0b}
.t-video--square{aspect-ratio:1/1}
.t-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.t-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.t-stars{color:#f59e0b;font-size:13px;letter-spacing:2px;margin-bottom:12px}
.t-quote{font-size:14.5px;line-height:1.6;font-weight:500;margin-bottom:20px;flex:1}
.t-who{display:flex;align-items:center;gap:11px}
.t-who img{width:38px;height:38px;border-radius:50%;object-fit:cover}
.t-who .t-name{font-size:13.5px;font-weight:700}
.t-who .t-role{font-size:12px;color:var(--muted)}

/* ---------- how it works ---------- */
.how{padding:96px 0}
/* ================= WEEK-BY-WEEK TIMELINE ================= */
.tl-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px}
.tlc{
  border:1px solid var(--line);background:#fff;padding:24px 22px 26px;
  display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s;
}
.tlc:hover{border-color:#c9c9cf;box-shadow:0 10px 26px -18px rgba(10,10,11,.18)}
.tlc-icon{
  width:36px;height:36px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.tlc-icon svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.6}
.tlc h4{font-size:16.5px;font-weight:700;letter-spacing:-.01em;margin-bottom:6px;line-height:1.3}
.tlc .tlc-when{
  font-family:var(--mono);font-size:9.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.06em;text-transform:uppercase;display:block;margin-bottom:14px;
}
.tlc p{font-size:13px;color:var(--muted);line-height:1.6}
.tl-flow{position:relative;height:34px;margin-top:2px}
.tl-flow svg{position:absolute;top:0;width:64px;height:34px;color:var(--muted-2);transform:translateX(-50%)}
.tl-flow svg:nth-child(1){left:25%}
.tl-flow svg:nth-child(2){left:50%}
.tl-flow svg:nth-child(3){left:75%}
@media(max-width:860px){
  .tl-cards{grid-template-columns:1fr 1fr;gap:14px}
  .tl-flow{display:none}
}
@media(max-width:560px){
  .tl-cards{grid-template-columns:1fr}
}

/* ---------- faq ---------- */
.faq{padding:96px 0}
.faq-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:64px;margin-top:44px;align-items:start}
.faq-intro{position:sticky;top:110px}
.faq-intro h2{font-size:36px;margin:16px 0 0}
.faq-intro p{font-size:15px;color:var(--muted);line-height:1.6;margin:18px 0 26px;max-width:340px}
.faq-list{max-width:none;margin:0;display:flex;flex-direction:column;gap:12px}
details{border:1px solid var(--line);background:#fff;transition:border-color .15s}
details:hover{border-color:#c9c9cf}
details[open]{border-color:var(--ink)}
details summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:22px 24px;font-size:15.5px;font-weight:600;
}
details summary::-webkit-details-marker{display:none}
details summary:after{
  content:'+';font-size:16px;font-weight:400;color:var(--ink);line-height:1;
  width:32px;height:32px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s;
}
details[open] summary:after{content:'\2212';background:var(--ink);color:#fff;border-color:var(--ink)}
details .a{padding:0 24px 24px;font-size:14.5px;color:var(--muted);max-width:640px}
details .a a,.legal a,.a-body a,.cs-wrap a{color:var(--ink);font-weight:700;text-decoration:underline;text-underline-offset:2px}
details .a a:hover,.legal a:hover,.a-body a:hover,.cs-wrap a:hover{text-decoration:none}

/* ---------- final cta ---------- */
.final{
  padding:110px 0;text-align:center;
  background:radial-gradient(600px 300px at 50% 0%, #f6f6f7, transparent), #fff;
}
.final h2{font-size:48px;margin:24px 0 16px}
.final p.lead{font-size:16.5px;color:var(--muted);margin-bottom:34px}
.final .note{font-size:13px;color:var(--muted-2);margin-top:18px}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:56px 0 36px;background:#fff}
.foot-cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line-soft)}
.foot-brand img{height:26px;margin-bottom:14px}
.foot-brand p{font-size:13px;color:var(--muted);max-width:260px}
.foot-col h4{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);margin-bottom:14px}
.foot-col a{display:block;font-size:13.5px;color:var(--muted);text-decoration:none;font-weight:500;margin-bottom:10px}
.foot-col a:hover{color:var(--ink)}
.foot-signature{
  display:inline-flex;flex-direction:column;gap:14px;
  border:1px solid var(--line);background:#fff;padding:16px;
  max-width:230px;margin-top:20px;
}
.foot-signature .fs-top{display:flex;align-items:center;gap:12px}
.foot-signature img{
  width:44px;height:44px;border-radius:50%;object-fit:cover;flex-shrink:0;border:1px solid var(--line);
}
.foot-signature .fs-name{font-size:14px;font-weight:700;color:var(--ink)}
.foot-signature .fs-role{
  font-family:var(--mono);font-size:9.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.06em;text-transform:uppercase;margin-top:3px;
}
.foot-signature .fs-email{font-family:var(--mono);font-size:11px;color:var(--muted);word-break:break-all}
.foot-signature .fs-email a{color:inherit;text-decoration:none}
.foot-signature .fs-email a:hover{color:var(--ink)}
.foot-signature .fs-links{display:flex;gap:8px}
.foot-signature .fs-links a{
  width:32px;height:32px;border:1px solid var(--line);color:var(--ink);
  display:flex;align-items:center;justify-content:center;transition:background .15s;
}
.foot-signature .fs-links a:hover{background:#fafafa}
.foot-signature .fs-links svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.7}
.foot-ai{padding-top:32px;padding-bottom:8px;border-bottom:1px solid var(--line-soft)}
.foot-ai-label{
  display:block;font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px;
}
.foot-ai-links{display:flex;flex-wrap:wrap;gap:8px}
.foot-ai-links a{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--mono);font-size:11.5px;font-weight:700;color:var(--muted);
  border:1px solid var(--line);padding:7px 14px;text-decoration:none;
  transition:border-color .15s,color .15s;
}
.foot-ai-links a:hover{border-color:#c9c9cf;color:var(--ink)}
.foot-ai-links svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:1.7}
.foot-legal{display:flex;align-items:center;gap:22px;padding-top:26px;flex-wrap:wrap}
.foot-legal .copy{font-size:12.5px;color:var(--muted-2)}
.foot-legal a{font-size:12.5px;color:var(--muted);text-decoration:none;font-weight:600}
.foot-legal a:hover{color:var(--ink)}
.foot-legal .rights{font-size:12.5px;color:var(--muted-2);margin-left:auto}

/* ---------- content pages (playbooks, blog, tech, legal) ---------- */
.page-hero{padding:72px 0 56px;border-top:none}
.page-hero .crumb{font-size:13px;font-weight:600;color:var(--muted);text-decoration:none;display:inline-block;margin-bottom:18px}
.page-hero .crumb:hover{color:var(--ink)}
.page-hero h1{font-size:46px;margin:22px 0 16px}
.page-hero p.lead{font-size:16.5px;color:var(--muted);max-width:620px}
.section-pad{padding:72px 0}
.lib-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.lib-card{
  border:1px solid var(--line);background:#fff;
  text-decoration:none;color:var(--ink);display:block;transition:all .15s;
}
.lib-card:hover{border-color:#c9c9cf;box-shadow:0 10px 30px -18px rgba(10,10,11,.15)}
.lib-card .lc-thumb{width:100%;aspect-ratio:1200/560;object-fit:cover;display:block;border-bottom:1px solid var(--line)}
.lib-card .lc-body{padding:20px 22px}
.lib-card .lc-tag{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--muted-2)}
.lib-card h3{font-size:16px;font-weight:700;letter-spacing:-.01em;margin:10px 0 0;line-height:1.35}
.lib-card p{
  font-size:13px;color:var(--muted);line-height:1.55;margin:8px 0 0;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.tool-card{
  border:1px solid var(--line);background:#fff;padding:22px;
  text-decoration:none;color:var(--ink);display:block;transition:all .15s;
}
.tool-card:hover{border-color:#c9c9cf;box-shadow:0 10px 30px -18px rgba(10,10,11,.15)}
.tool-card .tc-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.tool-card .tc-head img{width:36px;height:36px;object-fit:contain;border:1px solid var(--line-soft)}
.tool-card h3{font-size:15px;font-weight:700}
.tool-card .tc-tag{font-size:11px;font-weight:600;color:var(--muted);background:#f4f4f5;border-radius:999px;padding:2px 9px}
.tool-card p{font-size:13px;color:var(--muted);line-height:1.55}
.cat-head{display:flex;align-items:baseline;gap:14px;margin-top:56px}
.cat-head h2{font-size:26px;margin:0}
.cat-head .n{font-size:12.5px;color:var(--muted-2);font-weight:600}
.sk-cmd{display:flex;align-items:center;gap:8px;background:#111112;border-radius:4px;padding:12px 14px;margin:0 0 20px;overflow-x:auto}
.sk-cmd .sk-prompt{color:#7ee787;font-family:var(--mono);font-size:12px;flex-shrink:0}
.sk-cmd code{font-family:var(--mono);font-size:12px;color:#e5e5e8;white-space:pre}
.sk-cmd .sk-copy{margin-left:auto;flex-shrink:0;background:none;border:none;cursor:pointer;color:#a0a0a8;padding:2px;display:flex}
.sk-cmd .sk-copy:hover{color:#fff}
.pillar{padding:72px 0;border-top:1px solid var(--line-soft)}
.pillar .p-num{font-size:13px;font-weight:800;color:var(--muted-2);letter-spacing:.08em}
.pillar h2{font-size:32px;margin:12px 0 26px}
.pillar-cols{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.pillar-block h4{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);margin-bottom:8px}
.pillar-block p{font-size:14.5px;color:var(--muted);margin-bottom:22px}
.pillar-block ul{margin:0 0 22px 18px}
.pillar-block li{font-size:14px;color:var(--muted);margin-bottom:8px}
.pillar-block .outcome{font-size:14.5px;font-weight:600;color:var(--ink)}
.article{max-width:720px;margin:0 auto;padding:56px 0 88px}
.article h1{font-size:38px;margin:14px 0 14px}
.article .a-sub{font-size:16.5px;color:var(--muted);margin-bottom:36px}
.article .a-body p{font-size:15.5px;color:#3f3f46;line-height:1.7;margin-bottom:18px}
.article .a-body h2{font-size:24px;margin:36px 0 14px;letter-spacing:-.02em}
.article .a-body h3{font-size:18px;margin:26px 0 10px}
.article .a-body ul,.article .a-body ol{margin:0 0 18px 20px}
.article .a-body li{font-size:15px;color:#3f3f46;line-height:1.65;margin-bottom:8px}
.article .a-body strong{color:var(--ink)}
.legal{max-width:720px;margin:0 auto;padding:24px 0 88px}
.legal h2{font-size:22px;margin:34px 0 12px}
.legal p,.legal li{font-size:14.5px;color:#3f3f46;line-height:1.7;margin-bottom:14px}
.legal ul{margin:0 0 16px 20px}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .gut{margin:0 16px;padding:0 24px}
  .nav-in{padding:14px 40px}
  .hero-grid,.feature{grid-template-columns:1fr;gap:48px}
  .hero-grid{padding-top:40px;padding-bottom:24px}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .faq-intro{position:static}
  h1{font-size:42px}
  h2{font-size:32px}
  .lib-grid,.tool-grid,.cs-index-grid{grid-template-columns:1fr}
  .step{grid-template-columns:60px 1fr;gap:16px}
  .feature.flip .f-copy{order:1}
  .feature.flip .f-art{order:2}
  .pillar-cols{grid-template-columns:1fr}
  .foot-cols{grid-template-columns:1fr 1fr}
}

/* ================= PHASES (how it works) ================= */
.phase{padding:0 0 8px}
.phase-head{display:flex;align-items:center;gap:16px;margin-bottom:8px}
.phase-head .ph-rule{flex:1;height:1px;background:var(--line)}
.phase h3{font-size:26px;font-weight:600;letter-spacing:-.025em;margin:14px 0 10px}
.phase p.ph-lead{font-size:15px;color:var(--muted);max-width:640px;margin-bottom:28px}
.phase-note{
  margin-top:20px;padding:16px 20px;border:1px solid var(--line);background:#fafafa;
  font-size:13px;color:var(--muted);line-height:1.6;
}
.phase-note b{color:var(--ink);font-weight:600}

.phase .steps h3{font-size:18px;font-weight:700;letter-spacing:-.01em;margin:0}

/* ================= CASE STUDY PAGES ================= */
.cs-hero{max-width:820px}
.cs-hero-logo{height:38px;max-width:220px;object-fit:contain;object-position:left center;margin-bottom:6px}
.cs-hero h1{font-size:42px;margin:16px 0 12px}
.cs-hero h1 strong{font-weight:600}
.cs-meta{font-family:var(--mono);font-size:12.5px;color:var(--muted);letter-spacing:.02em}
.cs-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:#fff;margin-top:44px}
.cs-stats-3{grid-template-columns:repeat(3,1fr)}
.cs-stat{padding:26px 24px;border-left:1px solid var(--line-soft)}
.cs-stat:first-child{border-left:none}
.cs-stat-value{font-size:30px;font-weight:600;letter-spacing:-.035em;line-height:1.05}
.cs-stat-label{font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--muted-2);letter-spacing:.09em;margin-top:10px;text-transform:uppercase}
.cs-wrap{max-width:760px;margin:0 auto;padding:56px 0 24px}
.cs-wrap section{border-top:none}
.cs-wrap p{font-size:15.5px;color:#3f3f46;line-height:1.7;margin-bottom:18px}
.cs-wrap h2,.cs-wrap .cs-section-heading{font-size:26px;font-weight:600;letter-spacing:-.025em;margin:44px 0 16px}
.cs-wrap h3,.cs-wrap .cs-story-heading{font-size:17px;font-weight:700;margin:26px 0 10px}
.cs-wrap ul,.cs-wrap ol{margin:0 0 18px 20px}
.cs-wrap li{font-size:15px;color:#3f3f46;line-height:1.65;margin-bottom:8px}
.cs-wrap strong{color:var(--ink)}
.cs-story-callout{
  border-left:3px solid var(--ink);background:#fcfcfd;padding:18px 22px;
  font-size:17px;font-weight:500;color:var(--ink);margin:26px 0;
}
.cs-story-image{margin:28px 0}
.cs-story-image img{max-width:100%;border:1px solid var(--line);display:block}
.cs-story-image figcaption{font-family:var(--mono);font-size:11.5px;color:var(--muted-2);margin-top:10px}
.cs-metrics-wrap{overflow-x:auto;margin:26px 0}
.cs-metrics-table{width:100%;border-collapse:collapse;font-size:14px}
.cs-metrics-table th,.cs-metrics-table td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.cs-metrics-table th{background:#fafafa;font-weight:700;font-size:12.5px}
.cs-learnings{margin:26px 0}
.cs-learning{border-top:1px solid var(--line-soft);padding:20px 0}
.cs-learning-num{font-family:var(--mono);font-size:12.5px;font-weight:700;color:var(--muted-2);letter-spacing:.06em;display:block;margin-bottom:10px}
.cs-learning-title{font-size:15.5px;font-weight:700;margin-bottom:6px}
.cs-learning-desc{font-size:14.5px;color:var(--muted);line-height:1.6;max-width:640px}
.cs-detail-video{padding:32px 0}
.cs-detail-video iframe{width:100%;aspect-ratio:16/9;border:1px solid var(--line)}
.cs-quote-card{border:1px solid var(--line);background:#fff;padding:32px;margin:32px 0}
.cs-quote-stars{color:#f59e0b;font-size:13px;letter-spacing:2px;margin-bottom:14px}
.cs-quote-text{font-size:18px;line-height:1.6;font-weight:500;margin-bottom:20px}
.cs-quote-author{display:flex;align-items:center;gap:12px}
.cs-quote-name{font-size:14px;font-weight:700}
.cs-quote-role{font-size:12.5px;color:var(--muted)}
.cs-cta{
  border:1px solid var(--line);background:linear-gradient(180deg,#fafafa,#fff);
  padding:48px;text-align:center;margin:24px 0 88px;
}
.cs-cta h2{font-size:28px;margin:0 0 10px}
.cs-cta p{font-size:14.5px;color:var(--muted);margin-bottom:24px}
@media(max-width:1024px){
  .cs-stats-grid{grid-template-columns:1fr 1fr}
  .cs-stat:nth-child(3){border-left:none}
  .cs-stat:nth-child(n+3){border-top:1px solid var(--line-soft)}
  .cs-hero h1{font-size:32px}
}
.a-body .playbook-quote,.cs-wrap .playbook-quote{
  border-left:3px solid var(--ink);background:#fcfcfd;padding:18px 22px;margin:26px 0;
  font-size:17px;font-weight:500;color:var(--ink);
}
.a-body .playbook-credit,.cs-wrap .playbook-credit{
  font-family:var(--mono);font-size:11.5px;color:var(--muted-2);margin:-18px 0 26px;
}

/* ================= CHANNELS ================= */
.chan-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);background:#fff;margin-top:40px}
.chan-card{
  padding:28px 24px;border-left:1px solid var(--line-soft);
  text-decoration:none;color:var(--ink);display:flex;flex-direction:column;transition:background .15s;
}
.chan-card:first-child{border-left:none}
.chan-card:hover{background:#fcfcfd}
.chan-card .cc-ic{
  width:32px;height:32px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.chan-card .cc-ic svg{width:16px;height:16px;stroke:var(--ink);fill:none;stroke-width:1.7}
.chan-card .cc-n{font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--muted-2);letter-spacing:.1em;margin-bottom:8px}
.chan-card h4{font-size:15.5px;font-weight:700;letter-spacing:-.01em;margin-bottom:8px}
.chan-card p{font-size:13px;color:var(--muted);line-height:1.55;margin-bottom:16px;flex:1}
.chan-card .cc-when{
  font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--muted);
  letter-spacing:.06em;text-transform:uppercase;padding-top:12px;border-top:1px solid var(--line-soft);
}
@media(max-width:1024px){
  .chan-cards{grid-template-columns:1fr 1fr}
  .chan-card:nth-child(3){border-left:none}
  .chan-card:nth-child(n+3){border-top:1px solid var(--line-soft)}
}
.mini-feat .mf-when{
  display:block;font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.06em;text-transform:uppercase;margin:-2px 0 10px;
}

/* ================= DARK LOGO CAROUSEL ================= */
.marquee{
  background:#fff;display:flex;align-items:stretch;overflow:hidden;position:relative;
  border:1px solid var(--line);margin:12px 0 72px;
}
.marquee-label{
  flex:0 0 auto;background:#fafafa;display:flex;align-items:center;
  padding:24px 30px;border-right:1px solid var(--line);z-index:2;
}
.marquee-label span{
  font-family:var(--mono);font-size:12px;font-weight:400;color:var(--ink);
  line-height:1.5;letter-spacing:.02em;max-width:126px;display:block;
}
.marquee-view{flex:1;overflow:hidden;position:relative;display:flex;align-items:center}
.marquee-view::after{
  content:'';position:absolute;right:0;top:0;bottom:0;width:80px;pointer-events:none;
  background:linear-gradient(90deg,rgba(255,255,255,0),#fff);
}
.marquee-track{display:flex;align-items:center;gap:60px;padding-left:60px;animation:slide 46s linear infinite;width:max-content}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track img{height:20px;flex:0 0 auto;filter:grayscale(1) opacity(.8);transition:filter .2s}
.marquee-track img:hover{filter:grayscale(0) opacity(1)}
.marquee-track a{display:flex;align-items:center;text-decoration:none}
.marquee-track a:hover img{filter:grayscale(0) opacity(1)}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marquee-track{animation:none}}
@media(max-width:640px){
  .marquee{flex-direction:column}
  .marquee-label{border-right:none;border-bottom:1px solid var(--line);padding:12px 16px}
  .marquee-label span{max-width:none}
  .marquee-view{padding:18px 0;min-height:32px}
  .marquee-view::after{width:40px}
}

/* ================= PROOF / CASE STUDIES ================= */
.proof-sec{padding:96px 0}
.proof-eyebrow{display:block;text-align:center;margin-bottom:36px}
.proof-grid{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:0;
  border:1px solid var(--line);background:#fff;
}
.proof-left{display:grid;grid-template-columns:1fr 1fr;border-right:1px solid var(--line);min-width:0}
.pstat{
  padding:34px 26px;min-height:172px;border-left:1px solid var(--line-soft);border-top:1px solid var(--line-soft);
  text-decoration:none;color:var(--ink);display:flex;flex-direction:column;justify-content:center;transition:background .15s;min-width:0;
}
.pstat:nth-child(odd){border-left:none}
.pstat:nth-child(-n+2){border-top:none}
.pstat:hover{background:#fcfcfd}
.pstat .ps-num{font-size:36px;font-weight:600;letter-spacing:-.035em;line-height:1.05}
.pstat .ps-lab{font-size:12.5px;color:var(--muted);margin:10px 0 14px;line-height:1.45;flex:1}
.pstat .ps-co{
  font-family:var(--mono);font-size:10px;font-weight:700;color:var(--muted-2);
  letter-spacing:.1em;text-transform:uppercase;display:flex;align-items:center;gap:7px;
}
.pstat:hover .ps-co{color:var(--ink)}
.logo-cells{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:1fr;min-width:0}
.lcell{
  position:relative;min-height:140px;display:flex;align-items:center;justify-content:center;
  border-left:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  padding:14px 16px;text-decoration:none;min-width:0;overflow:hidden;
}
.lcell:nth-child(4n+1){border-left:none}
.lcell:nth-child(n+9){border-bottom:none}
.lcell img{max-height:24px;max-width:100%;width:auto;filter:grayscale(1) opacity(.66);transition:filter .2s}
.lcell:hover img{filter:grayscale(0) opacity(1)}
.lcell.hot{cursor:pointer}
.lcell.hot img{filter:grayscale(1) opacity(1);transition:opacity .18s}
.lcell.hot:hover{background:#fafafa}
.lcell.hot:hover img{opacity:0}
.lcell .hot-cta{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;opacity:0;transition:opacity .18s;pointer-events:none;padding:8px;text-align:center;
}
.lcell.hot:hover .hot-cta{opacity:1}
.lcell .hot-cta b{font-size:12.5px;font-weight:700;color:var(--ink)}
.lcell .hot-cta span{font-family:var(--mono);font-size:9px;color:var(--muted-2);letter-spacing:.09em;text-transform:uppercase}
.lcell .arrow{
  position:absolute;top:0;right:0;width:20px;height:20px;background:var(--black);
  display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .15s;
}
.lcell.hot .arrow{opacity:1}
.lcell .arrow svg{width:10px;height:10px;stroke:#fff;stroke-width:2.6;fill:none}
.lcell-cta{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  text-align:center;text-decoration:none;background:#fff;
}
.lcell-cta .lc-t{font-size:13px;font-weight:700;color:var(--ink)}
.lcell-cta .lc-s{font-family:var(--mono);font-size:9.5px;color:var(--muted-2);letter-spacing:.08em;text-transform:uppercase}
.proof-note{
  border:1px solid var(--line);border-top:none;padding:16px 22px;
  font-family:var(--mono);font-size:12px;color:var(--muted);line-height:1.7;
}
.proof-note b{color:var(--ink);font-weight:700}
.agency-stats{
  display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);
  border-top:none;background:#fafafa;
}
.agency-stat{padding:24px 22px;border-left:1px solid var(--line-soft)}
.agency-stat:first-child{border-left:none}
.agency-stat .as-num{font-size:26px;font-weight:600;letter-spacing:-.03em;line-height:1.05}
.agency-stat .as-lab{
  font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.08em;text-transform:uppercase;margin-top:8px;
}
@media(max-width:1024px){
  .agency-stats{grid-template-columns:1fr 1fr}
  .agency-stat:nth-child(3),.agency-stat:nth-child(5){border-left:none}
  .agency-stat:nth-child(n+3){border-top:1px solid var(--line-soft)}
}

/* ================= CASE STUDY INDEX (preview cards) ================= */
.cs-index-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:48px}
.cs-preview{border:1px solid var(--line);background:#fff;display:flex;flex-direction:column;transition:all .15s}
.cs-preview:hover{border-color:#c9c9cf;box-shadow:0 14px 36px -20px rgba(10,10,11,.2)}
.cs-preview-frame{
  position:relative;display:flex;align-items:flex-start;justify-content:center;
  aspect-ratio:1/1;overflow:hidden;border-bottom:1px solid var(--line);
  background:#fff;padding:18px;
}
.cs-preview-frame img{
  width:100%;height:100%;object-fit:contain;object-position:top center;display:block;
  border:1px solid var(--line);background:#fff;transition:transform .4s ease;
}
.cs-preview:hover .cs-preview-frame img{transform:scale(1.02)}
.cs-preview-overlay{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,0) 78%,rgba(255,255,255,.9) 100%);
}
.cs-preview-meta{padding:26px 28px 28px;display:flex;flex-direction:column;flex:1}
.cs-preview-title{font-size:24px;font-weight:600;letter-spacing:-.025em;margin:0}
.cs-preview-tag{
  font-family:var(--mono);font-size:11px;color:var(--muted-2);
  letter-spacing:.06em;text-transform:uppercase;margin:8px 0 14px;
}
.cs-preview-desc{font-size:14px;color:var(--muted);line-height:1.65;margin-bottom:22px;flex:1}
.cs-preview-actions .btn{align-self:flex-start}

/* ================= PHASE ONE FUNNEL ================= */
.funnel{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);background:#fff;margin-top:28px}
.fstep{padding:24px 22px;border-left:1px solid var(--line-soft);position:relative}
.fstep:first-child{border-left:none}
.fstep .fs-n{font-size:28px;font-weight:600;letter-spacing:-.035em;line-height:1.05}
.fstep .fs-lab{font-size:12.5px;color:var(--muted);margin-top:8px;line-height:1.45}
.fstep .fs-rate{
  font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.08em;text-transform:uppercase;margin-top:12px;padding-top:10px;
  border-top:1px solid var(--line-soft);display:block;
}
.fstep:last-child{background:#fafafa}
.fstep:last-child .fs-n{font-size:32px}
.funnel-note{font-size:12.5px;color:var(--muted-2);margin-top:14px;line-height:1.6}
@media(max-width:1024px){
  .funnel{grid-template-columns:1fr 1fr}
  .fstep:nth-child(3){border-left:none}
  .fstep:nth-child(n+3){border-top:1px solid var(--line-soft)}
}

/* ================= PLAYBOOK SUB-CATEGORIES ================= */
.chan-section{padding:8px 0 64px;border-top:1px solid var(--line-soft)}
.chan-section:first-child{border-top:none;padding-top:0}
.chan-section-head{display:flex;align-items:center;gap:16px;padding:36px 0 8px}
.chan-section-head .cc-ic{
  width:40px;height:40px;border:1px solid var(--line);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;margin:0;
}
.chan-section-head .cc-ic svg{width:19px;height:19px;stroke:var(--ink);fill:none;stroke-width:1.7}
.chan-section-head h2{font-size:30px;margin:0;letter-spacing:-.03em}
.chan-section-head p{
  font-family:var(--mono);font-size:11px;color:var(--muted-2);
  letter-spacing:.08em;text-transform:uppercase;margin-top:6px;
}
.chan-section-head .link{margin-left:auto;white-space:nowrap}
.subcat{padding:28px 0 0}
.subcat .cat-head{margin-top:0}
.subcat .cat-head h2,.subcat .cat-head h3{font-size:19px;font-weight:700;letter-spacing:-.015em;margin:0}
.subcat-desc{font-size:14px;color:var(--muted);line-height:1.6;max-width:720px;margin:10px 0 22px}
.subcat .lib-grid{margin-top:0}
@media(max-width:1024px){
  .chan-section-head{flex-wrap:wrap;gap:12px}
  .chan-section-head .link{margin-left:0;width:100%}
}

/* ---------- restored: shared + scale + case-study video ---------- */
.center-head{text-align:center;max-width:600px;margin:0 auto}
.center-head p.lead{font-size:16px;color:var(--muted);margin-top:16px}
.cs-video-wrap{position:relative;width:100%;aspect-ratio:16/9;margin:28px 0;background:#0a0a0b}
.cs-video-wrap--square{aspect-ratio:1/1}
.cs-video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:1px solid var(--line)}
.phase-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.phase-head-row .phase-head{flex:1;min-width:260px}
.phase-learn-more{
  display:inline-flex;align-items:center;gap:8px;flex-shrink:0;
  font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.08em;
  color:#fff;background:var(--black);text-decoration:none;text-transform:uppercase;
  padding:10px 16px;margin-bottom:2px;transition:opacity .15s;
}
.phase-learn-more:hover{opacity:.82}
.phase-learn-more .pl-sq{width:6px;height:6px;background:#fff;flex-shrink:0}

.scale-list{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px}
.scale-item{
  padding:24px 22px 26px;border:1px solid var(--line);background:#fff;
  text-decoration:none;color:var(--ink);display:flex;flex-direction:column;
  transition:border-color .15s,box-shadow .15s;
}
.scale-item:hover{border-color:#c9c9cf;box-shadow:0 10px 26px -18px rgba(10,10,11,.18)}
.scale-item h4{font-size:16.5px;font-weight:700;letter-spacing:-.01em;line-height:1.3;margin-bottom:6px}
.scale-item .si-n{
  font-family:var(--mono);font-size:11px;font-weight:700;color:var(--muted-2);
  letter-spacing:.08em;display:none;
}
.scale-item .si-when{
  font-family:var(--mono);font-size:9.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.06em;text-transform:uppercase;display:block;margin-bottom:14px;
}
.scale-item p{font-size:13px;color:var(--muted);line-height:1.6}
.scale-item .si-bar{
  display:flex;gap:3px;margin-top:18px;height:3px;
}
.scale-item .si-bar span{flex:1;background:var(--line-soft);border-radius:1px}
.scale-item .si-bar span.on{background:var(--ink)}
.scale-item .si-icon{
  width:36px;height:36px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.scale-item .si-icon svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.6}
.scale-item .si-link{
  font-size:11.5px;font-weight:700;color:var(--ink);margin-top:auto;
  padding-top:14px;border-top:1px solid var(--line-soft);display:flex;align-items:center;gap:6px;
}
@media(max-width:1024px){
  .scale-list{grid-template-columns:1fr 1fr}
}
/* keep the tilted hero cards inside the content line at every width */
@media(max-width:1240px){
  .tilt{transform:perspective(1600px) rotateX(26deg) rotateY(-14deg) rotateZ(10deg) scale(.80)}
}
@media(max-width:1160px){
  .tilt{transform:perspective(1600px) rotateX(26deg) rotateY(-14deg) rotateZ(10deg) scale(.70)}
}
/* below this, the hero stacks to one column: centre the graphic under the
   text instead of hiding it, shrinking it further as the viewport narrows */
@media(max-width:1024px){
  .hero-art{height:300px;overflow:hidden;margin-top:4px;display:flex;justify-content:center;align-items:flex-start}
  .tilt{
    position:relative;left:auto;top:10px;transform-origin:center top;
    transform:translateX(-14px) perspective(1600px) rotateX(26deg) rotateY(-14deg) rotateZ(10deg) scale(.68);
  }
}
@media(max-width:640px){
  .hero-art{height:225px}
  .tilt{transform:translateX(-10px) perspective(1600px) rotateX(26deg) rotateY(-14deg) rotateZ(10deg) scale(.52)}
}
@media(max-width:420px){
  .hero-art{height:195px}
  .tilt{transform:translateX(-36px) perspective(1600px) rotateX(26deg) rotateY(-14deg) rotateZ(10deg) scale(.44)}
}
/* ebook: stacked layout centres the copy and enlarges the book */
@media(max-width:920px){
  .ebook-card{grid-template-columns:1fr;text-align:center;justify-items:center;gap:36px;padding:48px 32px}
  .ebook-card p.lead{margin-left:auto;margin-right:auto}
  .ebook-card .btn{margin:0 auto}
  .ebook-card img{height:360px;margin-top:8px}
}

/* ================= NAV: RESOURCES DROPDOWN ================= */
.nav-drop{position:relative}
.nav-drop-trig{
  display:flex;align-items:center;gap:5px;cursor:pointer;
  font-size:14px;font-weight:500;color:var(--ink);opacity:.85;line-height:1.5;
  background:none;border:none;font-family:inherit;padding:0;
}
.nav-drop-trig svg{width:11px;height:11px;stroke:currentColor;stroke-width:2.2;fill:none;transition:transform .15s}
.nav-drop:hover .nav-drop-trig,.nav-drop-trig[aria-current="true"]{opacity:1}
.nav-drop:hover .nav-drop-trig svg,.nav-drop.open .nav-drop-trig svg{transform:rotate(180deg)}
.nav-drop-menu{
  position:absolute;top:100%;left:-14px;margin-top:14px;width:312px;
  background:#fff;border:1px solid var(--line);box-shadow:0 16px 40px -16px rgba(10,10,11,.18);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .15s;z-index:40;
}
.nav-drop:hover .nav-drop-menu,.nav-drop.open .nav-drop-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-drop-menu::before{content:'';position:absolute;top:-14px;left:0;right:0;height:14px}
.nav-drop-item{
  display:flex;gap:12px;align-items:flex-start;padding:14px 16px;text-decoration:none;
  border-bottom:1px solid var(--line-soft);transition:background .12s;
}
.nav-drop-item:last-child{border-bottom:none}
.nav-drop-item:hover{background:#fafafa}
.nav-drop-item .ndi-ic{
  width:30px;height:30px;border:1px solid var(--line);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;margin-top:1px;
}
.nav-drop-item .ndi-ic svg{width:14px;height:14px;stroke:var(--ink);fill:none;stroke-width:1.7}
.nav-drop-item .ndi-t{display:block;font-size:13.5px;font-weight:700;color:var(--ink);letter-spacing:-.005em}
.nav-drop-item .ndi-s{display:block;font-size:12px;color:var(--muted);margin-top:2px;line-height:1.4}
@media(max-width:860px){
  /* the global rule above (.nav-drop.open .nav-drop-menu) forces visibility:visible,
     which lets the submenu escape a hidden ancestor (visibility can be un-hidden by
     a descendant). Force it back to inherit here so a closed drawer stays closed. */
  .nav-drop-menu{position:static;transform:none;box-shadow:none;
    width:auto;margin-top:8px;border-left:2px solid var(--line);display:none}
  .nav-drop.open .nav-drop-menu{display:block;visibility:inherit}
}

/* ================= BLOG ================= */
.blog-filters{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px}
.blog-filter{
  font-family:var(--mono);font-size:11.5px;font-weight:700;color:var(--muted);
  letter-spacing:.06em;text-transform:uppercase;background:#fff;border:1px solid var(--line);
  padding:8px 16px;cursor:pointer;transition:border-color .15s,color .15s,background .15s;
}
.blog-filter:hover{border-color:#c9c9cf;color:var(--ink)}
.blog-filter.active{background:var(--black);border-color:var(--black);color:#fff}
.blog-card.bc-hidden,.tool-rich.bc-hidden{display:none}
.blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:28px}
.blog-card{
  border:1px solid var(--line);background:#fff;display:flex;flex-direction:column;
  text-decoration:none;color:var(--ink);transition:all .15s;padding:26px 24px;
}
.blog-card:hover{border-color:#c9c9cf;box-shadow:0 12px 30px -18px rgba(10,10,11,.18)}
.blog-card .bc-ic{
  width:30px;height:30px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.blog-card .bc-ic svg{width:15px;height:15px;stroke:var(--ink);fill:none;stroke-width:1.7}
.blog-card .bc-tags{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.blog-card .bc-tag{
  font-family:var(--mono);font-size:9.5px;font-weight:700;color:var(--muted-2);
  letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line);padding:3px 8px;
}
.blog-card h3{font-size:17.5px;font-weight:700;letter-spacing:-.01em;line-height:1.35;margin-bottom:8px}
.blog-card p{
  font-size:13.5px;color:var(--muted);line-height:1.6;margin-bottom:16px;flex:1;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.blog-card .bc-meta{
  font-family:var(--mono);font-size:11px;color:var(--muted-2);
  padding-top:14px;border-top:1px solid var(--line-soft);display:flex;justify-content:space-between;
}
@media(max-width:1024px){.blog-grid,.lib-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.blog-grid{grid-template-columns:1fr}}

/* ================= NAV COLLAPSE (tablet + phone) ================= */
@media(max-width:860px){
  .nav-in{padding:14px 20px;gap:16px}
  .nav-burger{display:flex}
  .nav-links{
    display:flex;flex-direction:column;align-items:stretch;gap:0;flex:none;
    position:fixed;top:63px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    padding:8px 20px 20px;max-height:calc(100vh - 63px);overflow-y:auto;
    box-shadow:0 16px 32px -20px rgba(10,10,11,.2);
    opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .18s,transform .18s;
  }
  .nav-open .nav-links{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-links > a{padding:14px 0;border-bottom:1px solid var(--line-soft);opacity:1}
  .nav-drop{width:100%}
  .nav-drop-trig{width:100%;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line-soft)}
  .nav-drop-menu{
    position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    width:auto;border:none;display:none;
  }
  .nav-drop.open .nav-drop-menu{display:block}
  .nav-drop.open .nav-drop-trig{border-bottom:none}
  .nav-drop-item{padding:12px 0 12px 8px;border-bottom:none}
}

/* ================= TRUE MOBILE (phones) ================= */
@media(max-width:640px){
  .gut{margin:0;padding:0 18px}
  .nav-in{padding:10px 16px;gap:10px}
  .cal-days{grid-template-columns:26px repeat(3,1fr)}
  .cal-body{grid-template-columns:26px repeat(3,1fr)}
  .cal-days>div:nth-child(3),.cal-days>div:nth-child(5),
  .cal-body>.cal-col:nth-child(3),.cal-body>.cal-col:nth-child(5){display:none}
  .cal-days div{font-size:11px}
  .ev{font-size:11px}
  .ev small{font-size:9.5px}
  .nav-logo img{height:20px}
  .nav-right{gap:8px}
  .nav-right .btn{padding:8px 14px;font-size:12.5px;white-space:nowrap}
  .nav-burger{width:32px;height:32px;flex-shrink:0}
  .nav-burger svg{width:15px;height:15px}
  h1{font-size:30px}
  h2{font-size:24px}
  .hero-sub,.f-copy p.lead{font-size:14.5px}
  .marquee{margin:8px 0 48px}
  .marquee-label{padding:12px 16px}
  .marquee-label span{max-width:none;font-size:10.5px}
  .marquee-track{gap:36px;padding-left:36px}
  .marquee-track img{height:17px}

  /* two-column feature mini-cards -> one column */
  .mini-feats{grid-template-columns:1fr;gap:28px}

  /* case study proof section: everything down to one column */
  .proof-sec{padding:56px 0}
  .proof-eyebrow{margin-bottom:24px}
  .proof-grid{grid-template-columns:1fr}
  .proof-left{grid-template-columns:1fr;border-right:none;border-bottom:1px solid var(--line)}
  .pstat:nth-child(odd){border-left:none}
  .pstat:nth-child(n+1){border-top:1px solid var(--line-soft)}
  .pstat:first-child{border-top:none}
  .logo-cells{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lcell:nth-child(4n+1){border-left:1px solid var(--line-soft)}
  .lcell:nth-child(odd){border-left:none}
  .lcell:nth-child(n+9){border-bottom:1px solid var(--line-soft)}

  /* ebook */
  .ebook-card{padding:36px 22px;gap:24px}
  .ebook-card img{height:240px}
  .pb-form-row{flex-direction:column;max-width:320px;margin:0 auto}
  .pb-form-row input+input{border-left:1px solid var(--line);border-top:none}
  .pb-form-row button{border-left:1px solid var(--ink);border-top:none;padding:12px 20px}

  /* other grids */
  .chan-cards{grid-template-columns:1fr}
  .funnel{grid-template-columns:1fr}
  .cs-stats-grid{grid-template-columns:1fr 1fr}
  .scale-list{grid-template-columns:1fr}
  .blog-grid{grid-template-columns:1fr}
  .cases-grid,.lib-grid,.tool-grid,.cs-index-grid{grid-template-columns:1fr}

  /* footer */
  .foot-cols{grid-template-columns:1fr;gap:32px}
  .foot-legal{flex-direction:column;align-items:flex-start;gap:10px;padding-top:22px}
  .foot-legal .rights{margin-left:0}

  /* nav dropdown fills the width on small screens */
  .nav-drop-menu{width:100%;left:0;right:0}
}

/* ================= BLOG POST BODIES ================= */
.a-body .cs-metrics-table{margin:6px 0 24px}
.a-body .cs-metrics-table td{color:#3f3f46}
@media (max-width:640px){
  .a-body .cs-metrics-table{display:block;overflow-x:auto}
}

/* ================= ARTICLE COVERS ================= */
.bc-thumb{width:100%;aspect-ratio:1200/560;object-fit:cover;display:block;border:1px solid var(--line);margin-bottom:14px}
.post-cover{width:100%;aspect-ratio:1200/630;object-fit:cover;display:block;border:1px solid var(--line);margin-bottom:32px}

/* ================= FREE TOOLS ================= */
.tool-card{border:1px solid var(--line);padding:28px;background:#fafafa}
.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:20px}
.tool-card label{display:flex;flex-direction:column;gap:6px;font-size:12.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.tool-card input,.tool-card textarea{border:1px solid var(--line);background:#fff;padding:12px 14px;font:inherit;font-size:15px;color:var(--ink)}
.tool-card input:focus,.tool-card textarea:focus{outline:2px solid var(--ink)}
.tool-card .tool-full{margin-bottom:20px}
.tool-out{margin-top:24px}
.tool-out .t-good{color:var(--green);font-weight:600}
.tool-out .t-ok{color:var(--ink);font-weight:600}
.tool-out .t-warn{color:var(--amber);font-weight:600}
.tool-out .t-bad{color:#dc2626;font-weight:600}
.tool-out .t-diag{font-size:15px;line-height:1.6;margin-top:16px}

/* ================= TOOL SELECTS + SEGMENTED OPTIONS ================= */
.tool-card select{appearance:none;-webkit-appearance:none;border:1px solid var(--line);background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a0a0b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center/14px;padding:12px 38px 12px 14px;font:inherit;font-size:15px;color:var(--ink);width:100%;cursor:pointer;border-radius:0}
.tool-card select:focus{outline:2px solid var(--ink)}
.tool-card label.seg{display:inline-flex;flex-direction:row;margin:0 8px 8px 0;cursor:pointer;text-transform:none;letter-spacing:0;width:auto}
.tool-card .seg input{position:absolute;opacity:0;pointer-events:none}
.tool-card .seg span{display:inline-block;border:1px solid var(--line);background:#fff;padding:9px 22px;font-size:14px;font-weight:600;color:var(--ink);user-select:none;transition:background .1s,border-color .1s}
.tool-card .seg:hover span{border-color:var(--ink)}
.tool-card .seg input:checked + span{background:#111112;color:#fff;border-color:#111112}

/* ================= QUIZ FUNNEL ================= */
.qz-bar{height:4px;background:var(--line);margin-bottom:8px;overflow:hidden}
.qz-bar-fill{height:100%;background:#111112;transition:width .3s ease;width:0}
.qz-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}
.qz-step-label{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.qz-pillar-label{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#111112}
.qz-step{display:none;min-height:150px}
.qz-step.qz-active{display:block;animation:qzIn .28s ease}
@keyframes qzIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.qz-q{font-size:21px;font-weight:700;letter-spacing:-.015em;line-height:1.35;margin-bottom:20px;max-width:520px}
.qz-step input[type=text],.qz-step input[type=number],.qz-step input[type=email]{width:100%;max-width:440px;border:1px solid var(--line);background:#fff;padding:15px 16px;font:inherit;font-size:16.5px;color:var(--ink)}
.qz-step input:focus{outline:2px solid var(--ink)}
.qz-optional{font-size:12.5px;color:var(--muted-2);font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-bottom:10px;display:block}
.qz-seg-row{display:flex;gap:10px;flex-wrap:wrap}
.qz-seg-row .seg span{padding:13px 26px;font-size:15px}
.qz-select-grid{display:grid;gap:12px;max-width:520px}
.qz-opt{display:block;border:1px solid var(--line);background:#fff;padding:16px 18px;cursor:pointer;transition:border-color .12s,background .12s}
.qz-opt:hover{border-color:var(--muted-2)}
.qz-opt input{position:absolute;opacity:0;pointer-events:none}
.qz-opt span{font-size:15px;font-weight:600;color:var(--ink)}
.qz-opt input:checked ~ span{color:#111112}
.qz-opt:has(input:checked){border-color:#111112;background:#fafafa;box-shadow:inset 0 0 0 1px #111112}
.qz-err{color:#dc2626;font-size:13px;font-weight:600;margin-top:12px;display:none}
.qz-nav{display:flex;justify-content:space-between;align-items:center;margin-top:32px}
.qz-back{background:none;border:1px solid var(--line);color:var(--ink);padding:12px 20px}
.qz-back:hover{background:#f4f4f5}
.qz-back[hidden]{visibility:hidden}
.qz-next{min-width:110px}
@media(max-width:520px){.qz-q{font-size:18px}.qz-seg-row .seg span{padding:12px 18px;font-size:14px}}

/* ================= TOOLS HUB: RICH PREVIEW CARDS ================= */
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.tools-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:1024px){.tools-grid-3{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.tools-grid-3{grid-template-columns:1fr}}
.tools-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:700px){.tools-grid-2{grid-template-columns:1fr}}

.tool-archetype{margin-bottom:56px}
.tool-archetype:last-child{margin-bottom:0}
.ta-head{display:flex;align-items:baseline;gap:16px;margin-bottom:8px}
.ta-num{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--muted-2);letter-spacing:.05em}
.ta-head h2{font-size:24px;margin:0}
.ta-tagline{font-family:var(--mono);font-size:12.5px;color:var(--muted-2);margin-top:4px}
.ta-fires{font-size:14px;color:var(--muted);max-width:680px;margin:10px 0 24px;line-height:1.6}
.tool-rich{display:block;border:1px solid var(--line);background:#fff;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
.tool-rich:hover{border-color:var(--ink);transform:translateY(-2px)}
.tool-rich .tr-preview{height:168px;background:#fafafa;border-bottom:1px solid var(--line);padding:18px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.tool-rich .tr-preview::before{content:'';position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,transparent,transparent 26px,var(--line-soft) 26px,var(--line-soft) 27px);opacity:.5;pointer-events:none}
.tool-rich .tr-preview.tr-preview-img{padding:0}
.tool-rich .tr-preview-img img{width:100%;height:100%;object-fit:cover;display:block;position:relative;z-index:1}
.tool-rich .tr-body{padding:18px 20px 20px}
.tool-rich .tr-icon{width:34px;height:34px;border:1px solid var(--ink);display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.tool-rich .tr-icon svg{width:17px;height:17px;stroke:var(--ink);fill:none;stroke-width:1.6}
.tool-rich h3{font-size:16.5px;font-weight:700;letter-spacing:-.01em;margin-bottom:6px}
.tool-rich .tr-desc{font-size:13.5px;color:var(--muted);line-height:1.55;margin-bottom:12px}
.tool-rich .tr-meta{display:flex;justify-content:space-between;align-items:center;font-size:12px}
.tool-rich .tr-tags{display:flex;gap:6px}
.tool-rich .tr-tag{font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;border:1px solid var(--line);padding:3px 7px;color:var(--muted)}
.tool-rich .tr-go{font-weight:700}
.tool-rich .tr-go::after{content:'\2192';margin-left:4px;display:inline-block;transition:transform .15s}
.tool-rich:hover .tr-go::after{transform:translateX(3px)}

/* mock UI fragments used inside .tr-preview, all relative/scaled, no real interactivity */
.tr-mock-input{position:relative;z-index:1;background:#fff;border:1px solid var(--line);padding:8px 10px;font-size:11px;color:var(--muted-2);margin-bottom:8px}
.tr-mock-bar{position:relative;z-index:1;height:5px;background:var(--line);margin-bottom:10px}
.tr-mock-bar-fill{height:100%;background:#111112}
.tr-mock-row{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;font-size:11px;padding:6px 0;border-bottom:1px solid var(--line-soft)}
.tr-mock-row:last-child{border-bottom:none}
.tr-mock-badge{font-family:var(--mono);font-size:10px;font-weight:700;padding:2px 6px;border:1px solid var(--ink)}
.tr-mock-badge.good{color:var(--green);border-color:var(--green)}
.tr-mock-badge.warn{color:var(--amber);border-color:var(--amber)}
.tr-mock-pills{position:relative;z-index:1;display:flex;gap:6px;margin-bottom:10px}
.tr-mock-pill{border:1px solid var(--line);padding:5px 12px;font-size:10.5px;background:#fff}
.tr-mock-pill.on{background:#111112;color:#fff;border-color:#111112}
.tr-mock-lines{position:relative;z-index:1;background:#fff;border:1px solid var(--line);padding:10px 12px}
.tr-mock-lines span{display:block;height:6px;background:var(--line);margin-bottom:6px;border-radius:0}
.tr-mock-lines span:nth-child(1){width:88%}
.tr-mock-lines span:nth-child(2){width:64%}
.tr-mock-lines span:nth-child(3){width:76%;margin-bottom:0}
.tr-mock-score{position:relative;z-index:1;display:flex;align-items:baseline;gap:8px}
.tr-mock-score .num{font-size:34px;font-weight:800;letter-spacing:-.03em;line-height:1}
.tr-mock-score .lbl{font-size:11px;color:var(--muted)}
.tr-mock-ladder{position:relative;z-index:1;display:flex;flex-direction:column-reverse;gap:4px}
.tr-mock-ladder div{border:1px solid var(--line);background:#fff;font-size:10px;padding:5px 8px;color:var(--muted)}
.tr-mock-ladder div.on{border-color:#111112;background:#111112;color:#fff;font-weight:700}