/* ==========================================================================
   SDM case study template — scoped under .cs-page so it cannot leak.
   Type scale, colours and radii deliberately match article.css / the site shell.
   ========================================================================== */
.cs-page{--cs-font:'Segoe UI',system-ui,-apple-system,BlinkMacSystemFont,Roboto,'Helvetica Neue',Arial,sans-serif;--cs-mono:Consolas,'Cascadia Mono','SF Mono',Menlo,monospace;--cs-ink:#0f172a;--cs-body:#334155;--cs-muted:#64748b;--cs-line:#e6ecf3;--cs-soft:#f6f8fc;--cs-blue:#1a56db;--cs-blue-2:#2563eb;--cs-sky:#60a5fa;--cs-deep:#0b1730;--cs-radius:16px;background:#fff;color:var(--cs-body);font-family:var(--cs-font);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.cs-page *,.cs-page *::before,.cs-page *::after{box-sizing:border-box}
.cs-page h1,.cs-page h2,.cs-page h3,.cs-page h4,.cs-page p,.cs-page li,.cs-page a,.cs-page summary,.cs-page th,.cs-page td,.cs-page figcaption{font-family:var(--cs-font)}
.cs-page h2,.cs-page h3,.cs-page h4{color:var(--cs-ink);letter-spacing:-.022em;text-wrap:balance}
.cs-page p{line-height:1.75}
.cs-in{max-width:1080px;margin:0 auto}
.cs-narrow{max-width:760px}
.cs-eyebrow{margin:0 0 12px;font:800 11px/1 var(--cs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--cs-blue)}

/* ---------- hero ---------- */
.cs-hero{position:relative;overflow:hidden;isolation:isolate;min-height:550px;padding:132px 5% 44px;color:#fff;background:#08142b}
.cs-hero::before{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(90deg,#071126 0%,rgba(7,17,38,.97) 30%,rgba(7,17,38,.62) 55%,rgba(7,17,38,.12) 100%),linear-gradient(180deg,rgba(7,17,38,.28),rgba(7,17,38,.05)),url("../img/blog/constellation-home-seo-growth-banner-1774.webp");background-position:center;background-size:cover;background-repeat:no-repeat}
.cs-hero::after{content:"";position:absolute;z-index:-1;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:56px 56px;opacity:.62;mask-image:linear-gradient(90deg,#000,rgba(0,0,0,.22) 55%,transparent);-webkit-mask-image:linear-gradient(90deg,#000,rgba(0,0,0,.22) 55%,transparent);pointer-events:none}
.cs-hero .cs-in{position:relative;width:100%}
.cs-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:22px;font-size:13px;font-weight:600;color:#94a3b8}
.cs-crumb a{color:#cbd5e1;text-decoration:none}
.cs-crumb a:hover{color:#fff}
.cs-crumb .sep{opacity:.5}
.cs-hero .cs-eyebrow{color:#7fb2ff}
.cs-client{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.cs-client-tag{padding:6px 12px;border:1px solid rgba(147,197,253,.32);border-radius:999px;background:rgba(37,99,235,.16);font-size:12px;font-weight:700;color:#bfdbfe}
.cs-title{max-width:660px;margin:0;font-size:clamp(30px,4vw,50px);font-weight:900;line-height:1.08;letter-spacing:-.035em;color:#fff;text-wrap:balance}
.cs-dek{margin:18px 0 0;max-width:590px;font-size:clamp(15px,1.5vw,17px);line-height:1.75;color:#d7e5f8}
.cs-byline{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:26px;padding-bottom:30px}
.cs-person{display:flex;align-items:center;gap:11px}
.cs-avatar{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;font-size:13.5px;font-weight:800;color:#fff}
.cs-person-name{font-size:14.5px;font-weight:700;color:#fff}
.cs-person-role{font-size:12.5px;color:#93a7c4}
.cs-facts{display:flex;flex-wrap:wrap;gap:16px;font-size:12.5px;color:#93a7c4}
.cs-facts span{display:inline-flex;align-items:center;gap:7px}
.cs-facts svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* metric strip sitting across the hero edge */
.cs-strip{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin:0 auto;border:1px solid var(--cs-line);border-radius:var(--cs-radius);background:var(--cs-line);overflow:hidden;box-shadow:0 26px 50px -30px rgba(8,20,45,.65)}
.cs-strip div{padding:22px 22px 20px;background:#fff}
.cs-strip strong{display:block;font-size:clamp(26px,3vw,34px);font-weight:900;line-height:1;letter-spacing:-.03em;color:#0f2f6b}
.cs-strip span{display:block;margin-top:9px;font-size:12.5px;line-height:1.55;color:var(--cs-muted)}
.cs-strip div.up strong{color:#047857}

/* ---------- section rhythm ---------- */
.cs-sec{padding:clamp(52px,6vw,78px) 5%}

.cs-sec.soft{background:var(--cs-soft);border-top:1px solid var(--cs-line);border-bottom:1px solid var(--cs-line)}
.cs-sec.deep{background:linear-gradient(160deg,#0d1b35,#0b1730);color:#c6d6ee;border:0}
.cs-sec.deep h2,.cs-sec.deep h3{color:#fff}
.cs-sec.deep .cs-eyebrow{color:#7fb2ff}
.cs-sec h2{margin:0 0 16px;font-size:clamp(25px,2.9vw,35px);font-weight:900;line-height:1.16}
.cs-sec p{margin:0 0 16px;font-size:16px;color:var(--cs-body)}
.cs-sec.deep p{color:#b9cbe4}
.cs-sec p:last-child{margin-bottom:0}
.cs-lede{font-size:17px;line-height:1.8;color:#475569}

/* ---------- the journey ---------- */
.cs-journey{position:relative;display:grid;gap:0;margin-top:34px}
.cs-step{position:relative;display:grid;grid-template-columns:150px 1fr;gap:26px;padding:0 0 30px 0}
.cs-step::before{content:"";position:absolute;left:161px;top:26px;bottom:-4px;width:2px;background:linear-gradient(180deg,rgba(96,165,250,.55),rgba(96,165,250,.16))}
.cs-step:last-child::before{display:none}
.cs-step-when{padding-top:2px;text-align:right;font:800 12px/1.5 var(--cs-mono);letter-spacing:.08em;text-transform:uppercase;color:#7fb2ff}
.cs-step-when em{display:block;font:500 12px/1.6 var(--cs-font);font-style:normal;letter-spacing:0;text-transform:none;color:#8ea4c2}
.cs-step-body{position:relative;padding-left:32px}
.cs-step-body::before{content:"";position:absolute;left:-5px;top:6px;width:12px;height:12px;border-radius:50%;background:#60a5fa;box-shadow:0 0 0 4px rgba(96,165,250,.2)}
.cs-step h3{margin:0 0 8px;font-size:18.5px;font-weight:800;line-height:1.35}
.cs-step p{margin:0;font-size:14.8px;line-height:1.7}
.cs-step.marker .cs-step-body::before{background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.22)}
.cs-step.marker h3{font-size:clamp(21px,2.4vw,27px);letter-spacing:-.025em}
.cs-step-num{display:inline-flex;align-items:center;gap:8px;margin-bottom:9px;padding:5px 11px;border:1px solid rgba(147,197,253,.3);border-radius:999px;background:rgba(37,99,235,.18);font:800 11px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase;color:#bfdbfe}
.cs-step-stat{display:inline-block;margin-top:10px;padding:8px 14px;border-radius:10px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);font-size:14px;font-weight:700;color:#fff}
.cs-step-stat b{color:#7ee2b8}

/* ---------- content blocks ---------- */
.cs-list{display:grid;gap:13px;margin:22px 0 0;padding:0;list-style:none}
.cs-list li{position:relative;padding-left:32px;font-size:15.5px;line-height:1.7;color:var(--cs-body)}
.cs-list li::before{content:"";position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:50%;background:#e7f0ff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat}
.cs-list li strong{color:var(--cs-ink);font-weight:800}
.cs-sec.deep .cs-list li{color:#b9cbe4}
.cs-sec.deep .cs-list li strong{color:#fff}
.cs-sec.deep .cs-list li::before{background-color:rgba(96,165,250,.18)}
.cs-grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:28px}
.cs-card{padding:24px;border:1px solid var(--cs-line);border-radius:var(--cs-radius);background:#fff}
.cs-card h3{margin:0 0 10px;font-size:17px;font-weight:800}
.cs-card p{margin:0;font-size:14.5px;line-height:1.7;color:var(--cs-muted)}
.cs-note{margin-top:26px;padding:20px 22px;border:1px solid #d9e6fb;border-left:3px solid var(--cs-blue);border-radius:12px;background:#f5f9ff}
.cs-note-t{margin:0 0 8px;font:800 11px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cs-blue)}
.cs-note p{margin:0;font-size:14.5px;line-height:1.75;color:#3f5878}

/* facts table */
.cs-table{margin-top:28px;border:1px solid var(--cs-line);border-radius:var(--cs-radius);overflow:hidden;background:#fff}
.cs-table table{width:100%;border-collapse:collapse}
.cs-table caption{padding:15px 20px 6px;text-align:left;font:800 11px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cs-muted)}
.cs-table th{width:31%;padding:13px 20px;text-align:left;vertical-align:top;background:#f5f9ff;border-top:1px solid var(--cs-line);font-size:13px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:#0f2f6b}
.cs-table td{padding:13px 20px;text-align:left;vertical-align:top;border-top:1px solid var(--cs-line);font-size:15px;line-height:1.65;color:var(--cs-body)}
.cs-table tr:first-child th,.cs-table tr:first-child td{border-top:0}

/* evidence */
.cs-evidence{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,1fr);gap:26px;align-items:start;margin-top:30px}
.cs-shot{margin:0;border:1px solid rgba(255,255,255,.12);border-radius:14px;overflow:hidden;background:#0b1326}
.cs-shot img{display:block;width:100%;height:auto}
.cs-shot figcaption{padding:13px 16px;font-size:12.5px;line-height:1.6;color:#93a7c4;border-top:1px solid rgba(255,255,255,.1)}
.cs-readout{display:grid;gap:12px;margin:0;padding:0;list-style:none}
.cs-readout li{padding:14px 16px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:rgba(255,255,255,.04);font-size:14px;line-height:1.6;color:#b9cbe4}
.cs-readout b{display:block;margin-bottom:3px;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#7fb2ff}
.cs-readout strong{color:#fff}
.cs-source{margin-top:22px;padding:18px 20px;border:1px dashed rgba(147,197,253,.35);border-radius:12px;font-size:13.5px;line-height:1.75;color:#a9bfdd}
.cs-source b{display:block;margin-bottom:6px;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#7fb2ff}

/* pending first-party data */
.cs-pending{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px;margin-top:26px}
.cs-pending div{padding:18px;border:1px dashed #cbd9ee;border-radius:12px;background:#fff}
.cs-pending strong{display:block;font-size:14.5px;font-weight:800;color:var(--cs-ink)}
.cs-pending span{display:block;font-weight:400;margin-top:6px;font-size:12.5px;line-height:1.6;color:var(--cs-muted)}
.cs-pending em{display:inline-block;margin-top:10px;padding:4px 9px;border-radius:999px;background:#eef4ff;font:700 10.5px/1.5 var(--cs-mono);letter-spacing:.07em;text-transform:uppercase;font-style:normal;color:var(--cs-blue)}

/* faq */
.cs-faq{margin-top:26px;border:1px solid var(--cs-line);border-radius:var(--cs-radius);background:#fff;overflow:hidden}
.cs-faq details{border-top:1px solid var(--cs-line)}
.cs-faq details:first-child{border-top:0}
.cs-faq summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;font-size:15.5px;font-weight:700;color:var(--cs-ink);cursor:pointer;list-style:none}
.cs-faq summary::-webkit-details-marker{display:none}
.cs-faq summary::after{content:"+";font-size:19px;font-weight:700;color:var(--cs-blue)}
.cs-faq details[open] summary::after{content:"\2212"}
.cs-faq details[open] summary{padding-bottom:6px}
.cs-faq-a{padding:0 22px 20px}
.cs-faq-a p{margin:0;font-size:14.8px;line-height:1.8;color:var(--cs-body)}

/* cta */
.cs-cta{position:relative;overflow:hidden;isolation:isolate;padding:clamp(40px,5vw,56px);border-radius:20px;background:linear-gradient(140deg,#0d2149,#0b1730);color:#fff}
.cs-cta::after{content:"";position:absolute;z-index:-1;width:420px;height:420px;right:-140px;top:-160px;background:radial-gradient(circle,rgba(37,99,235,.45),transparent 65%)}
.cs-cta h2{margin:0 0 14px;font-size:clamp(24px,2.8vw,33px);font-weight:900;line-height:1.18;color:#fff}
.cs-cta p{max-width:620px;margin:0 0 26px;font-size:15.5px;line-height:1.8;color:#c0d3ee}
.cs-btns{display:flex;flex-wrap:wrap;gap:12px}
.cs-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 24px;border-radius:10px;font-size:15px;font-weight:800;text-decoration:none;transition:background .2s ease,transform .2s ease,border-color .2s ease}
.cs-btn-primary{background:var(--cs-blue-2);color:#fff;box-shadow:0 16px 30px -16px var(--cs-blue-2)}
.cs-btn-primary:hover{background:#1d4ed8;transform:translateY(-1px)}
.cs-btn-ghost{border:1px solid rgba(255,255,255,.28);color:#dbe9ff}
.cs-btn-ghost:hover{border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.06)}
.cs-callnote{margin:18px 0 0;font-size:13.5px;color:#93a7c4}
.cs-callnote a{color:#bfdbfe;font-weight:700}

/* author + keep reading */
.cs-author{display:flex;align-items:center;gap:14px;margin-top:34px;padding:20px 22px;border:1px solid var(--cs-line);border-radius:var(--cs-radius);background:var(--cs-soft)}
.cs-author-k{font:800 10.5px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cs-muted)}
.cs-author-n{margin-top:5px;font-size:15.5px;font-weight:800;color:var(--cs-ink)}
.cs-author-n a{color:inherit;text-decoration:none}
.cs-author-r{margin-top:3px;font-size:13px;color:var(--cs-muted)}
.cs-author-r a{color:var(--cs-blue);text-decoration:none}
.cs-more-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:20px}
.cs-more-head h2{margin:0;font-size:clamp(21px,2.4vw,27px);font-weight:900}
.cs-more-head a{font-size:14px;font-weight:700;color:var(--cs-blue);text-decoration:none}
.cs-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.cs-tile{display:flex;flex-direction:column;padding:22px;border:1px solid var(--cs-line);border-radius:var(--cs-radius);background:#fff;text-decoration:none;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}
.cs-tile:hover{border-color:#b6d0f5;box-shadow:0 16px 30px -20px rgba(30,58,138,.45);transform:translateY(-2px)}
.cs-tile-tag{align-self:flex-start;padding:5px 10px;border-radius:999px;background:#eef4ff;font:800 10.5px/1 var(--cs-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--cs-blue)}
.cs-tile-t{margin:12px 0 8px;font-size:16px;font-weight:800;line-height:1.4;color:var(--cs-ink)}
.cs-tile-d{flex:1;font-size:13.5px;line-height:1.65;color:var(--cs-muted)}
.cs-tile-go{margin-top:14px;font-size:13.5px;font-weight:800;color:var(--cs-blue)}

/* jump bar */
.cs-jump{position:sticky;top:70px;z-index:40;padding:12px 5%;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--cs-line)}
.cs-jump-in{display:flex;flex-wrap:nowrap;gap:9px;max-width:1080px;margin:0 auto;overflow-x:auto;scrollbar-width:none}
.cs-jump-in::-webkit-scrollbar{display:none}
.cs-jump a{flex:0 0 auto;padding:8px 14px;border:1px solid var(--cs-line);border-radius:999px;background:#fff;font-size:13px;font-weight:700;color:#3f5878;text-decoration:none;white-space:nowrap}
.cs-jump a:hover{border-color:#b6d0f5;color:var(--cs-blue)}
.cs-page :target{scroll-margin-top:156px}

@media (max-width:860px){
  .cs-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cs-evidence{grid-template-columns:1fr}
  .cs-step{grid-template-columns:1fr;gap:6px}
  .cs-step::before{left:5px;top:34px}
  .cs-step-when{text-align:left;padding-left:32px}
  .cs-step-when em{display:inline;margin-left:8px}
  .cs-hero{min-height:0;padding-top:110px}
  .cs-hero::before{background-position:60% center;background-image:linear-gradient(90deg,rgba(7,17,38,.96) 0%,rgba(7,17,38,.82) 48%,rgba(7,17,38,.46) 100%),linear-gradient(180deg,rgba(7,17,38,.26),rgba(7,17,38,.22)),url("../img/blog/constellation-home-seo-growth-banner-1774.webp")}
  .cs-page :target{scroll-margin-top:148px}
}
@media (prefers-reduced-motion:reduce){
  .cs-tile,.cs-btn{transition:none}
}

/* ==========================================================================
   Scannable components: brief cards, fact list, chips, before/after bars,
   takeaways, proves / does-not-prove
   ========================================================================== */
.cs-sec-head{max-width:720px;margin-bottom:30px}
.cs-sec-head h2{margin-bottom:10px}
.cs-sec-head p{font-size:16.5px;color:var(--cs-muted)}
.cs-sec.deep .cs-sec-head p{color:#9fb5d6}

/* at a glance: brief cards + fact list */
.cs-glance{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,1fr);gap:26px;align-items:start}
.cs-brief{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.cs-brief div{padding:20px;border:1px solid var(--cs-line);border-radius:14px;background:#fff}
.cs-brief i{display:grid;place-items:center;width:38px;height:38px;margin-bottom:14px;border-radius:10px;background:#eaf2ff;color:var(--cs-blue);font-style:normal}
.cs-brief i svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.cs-brief strong{display:block;font-size:15.5px;font-weight:800;line-height:1.35;color:var(--cs-ink)}
.cs-brief span{display:block;font-weight:400;margin-top:6px;font-size:13.8px;line-height:1.6;color:var(--cs-muted)}
.cs-factlist{margin:0;padding:6px 20px;border:1px solid var(--cs-line);border-radius:14px;background:var(--cs-soft)}
.cs-factlist div{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-top:1px solid var(--cs-line)}
.cs-factlist div:first-child{border-top:0}
.cs-factlist dt{font:800 11px/1.6 var(--cs-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--cs-muted)}
.cs-factlist dd{margin:0;text-align:right;font-size:14px;font-weight:700;line-height:1.5;color:var(--cs-ink)}
.cs-factlist dd small{display:block;font-size:12px;font-weight:500;color:var(--cs-muted)}

/* chips inside journey steps */
.cs-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:11px}
.cs-chips span{padding:5px 11px;border:1px solid rgba(147,197,253,.24);border-radius:999px;background:rgba(255,255,255,.05);font-size:12px;font-weight:600;color:#c9dbf5}

/* before / after bars */
.cs-bars{display:grid;gap:18px;padding:28px;border:1px solid var(--cs-line);border-radius:var(--cs-radius);background:#fff}
.cs-bar-row{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:center}
.cs-bar-row b{font:800 12px/1.4 var(--cs-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--cs-muted)}
.cs-bar-track{position:relative;height:46px;border-radius:10px;background:#f1f5fb}
.cs-bar-fill{display:flex;align-items:center;justify-content:flex-end;height:100%;padding:0 14px;border-radius:10px;font-size:17px;font-weight:900;letter-spacing:-.02em;color:#fff;white-space:nowrap}
.cs-bar-fill.was{background:linear-gradient(90deg,#94a3b8,#64748b)}
.cs-bar-fill.now{background:linear-gradient(90deg,#1d4ed8,#3b82f6)}
.cs-bar-delta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding-top:6px;padding-left:126px;font-size:14px;color:var(--cs-muted)}
.cs-bar-delta strong{padding:6px 12px;border-radius:999px;background:#e7f7ef;font-size:14px;font-weight:800;color:#047857}
.cs-take{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}
.cs-take div{padding:20px;border:1px solid var(--cs-line);border-radius:14px;background:#fff}
.cs-take strong{display:block;font-size:24px;font-weight:900;line-height:1;letter-spacing:-.02em;color:#0f2f6b}
.cs-take b{display:block;margin-top:10px;font-size:14.5px;font-weight:800;color:var(--cs-ink)}
.cs-take span{display:block;margin-top:4px;font-size:13.5px;font-weight:400;line-height:1.6;color:var(--cs-muted)}

/* proves / does not prove */
.cs-proof{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.cs-proof>div{padding:24px;border-radius:var(--cs-radius);background:#fff;border:1px solid var(--cs-line)}
.cs-proof h3{display:flex;align-items:center;gap:10px;margin:0 0 16px;font-size:17px;font-weight:800}
.cs-proof h3 i{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;font-style:normal;font-size:14px;font-weight:900}
.cs-proof .yes h3 i{background:#e7f7ef;color:#047857}
.cs-proof .no h3 i{background:#fdecec;color:#b91c1c}
.cs-proof ul{display:grid;gap:11px;margin:0;padding:0;list-style:none}
.cs-proof li{position:relative;padding-left:22px;font-size:14.5px;line-height:1.6;color:var(--cs-body)}
.cs-proof li::before{position:absolute;left:0;top:0;font-weight:900}
.cs-proof .yes li::before{content:"\2713";color:#059669}
.cs-proof .no li::before{content:"\2013";color:#b91c1c}
.cs-proof-foot{margin-top:18px;font-size:13.5px;line-height:1.7;color:var(--cs-muted)}

/* evidence readout, compact */
.cs-readout.compact li{padding:12px 14px;font-size:13.5px}
.cs-source.short{margin-top:18px;padding:14px 18px;font-size:13px}

@media (max-width:860px){
  .cs-glance,.cs-proof{grid-template-columns:1fr}
  .cs-take{grid-template-columns:1fr}
  .cs-bar-row{grid-template-columns:1fr;gap:8px}
  .cs-bar-delta{padding-left:0}
}
@media (max-width:520px){
  .cs-brief{grid-template-columns:1fr}
}
.cs-tile-d{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media (max-width:960px){.cs-hero::before{background-image:linear-gradient(180deg,rgba(7,17,38,.93) 0%,rgba(7,17,38,.86) 60%,rgba(7,17,38,.7) 100%),url("../img/blog/constellation-home-seo-growth-banner-960.webp");background-position:70% center}}

/* ==========================================================================
   v2: challenge -> fix rows, strategy grid, alternating journey timeline
   ========================================================================== */
/* challenge -> fix */
.cs-fixes{display:grid;gap:16px}
.cs-fix{display:grid;grid-template-columns:minmax(0,1fr) 44px minmax(0,1.25fr);align-items:stretch;gap:0}
.cs-fix-issue,.cs-fix-done{position:relative;padding:22px 24px;border:1px solid var(--cs-line);background:#fff}
.cs-fix-issue{border-radius:14px 0 0 14px;border-right:0;background:linear-gradient(135deg,#fff,#fff7f5)}
.cs-fix-done{border-radius:0 14px 14px 0;border-left:0;background:linear-gradient(135deg,#f7fbff,#f2fbf6)}
.cs-fix-arrow{display:grid;place-items:center;border-top:1px solid var(--cs-line);border-bottom:1px solid var(--cs-line);background:linear-gradient(90deg,#fff7f5,#f7fbff)}
.cs-fix-arrow span{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--cs-blue);color:#fff;font-size:15px;font-weight:900;box-shadow:0 8px 16px -8px var(--cs-blue)}
.cs-fix-tag{display:inline-block;margin-bottom:10px;font:800 10.5px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase}
.cs-fix-issue .cs-fix-tag{color:#c2410c}
.cs-fix-done .cs-fix-tag{color:#047857}
.cs-fix h3{margin:0 0 7px;font-size:16.5px;font-weight:800;line-height:1.35}
.cs-fix p{margin:0;font-size:14.3px;line-height:1.65;color:var(--cs-muted)}
.cs-fix-strat{display:inline-flex;align-items:center;gap:6px;margin-top:12px;padding:5px 11px;border-radius:999px;background:#eaf2ff;font-size:12px;font-weight:700;color:var(--cs-blue)}
.cs-fix-strat::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}

/* strategy grid */
.cs-strat{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.cs-strat div{position:relative;padding:26px 24px 24px;border:1px solid rgba(147,197,253,.18);border-radius:var(--cs-radius);background:rgba(255,255,255,.035);transition:border-color .2s ease,background .2s ease}
.cs-strat div:hover{border-color:rgba(147,197,253,.4);background:rgba(255,255,255,.06)}
.cs-strat b{display:block;margin-bottom:14px;font:900 30px/1 var(--cs-font);letter-spacing:-.03em;color:transparent;-webkit-text-stroke:1px rgba(147,197,253,.65)}
.cs-strat h3{margin:0 0 8px;font-size:17px;font-weight:800;color:#fff}
.cs-strat p{margin:0;font-size:14px;line-height:1.7;color:#a9bfdd}

/* journey v2: alternating timeline */
.cs-tl{position:relative;display:grid;gap:26px;margin-top:10px}
.cs-tl::before{content:"";position:absolute;left:50%;top:6px;bottom:6px;width:2px;transform:translateX(-50%);background:linear-gradient(180deg,#bcd4fa,#dbe7fb 60%,#bcd4fa)}
.cs-tl-item{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:64px}
.cs-tl-item::after{content:"";position:absolute;left:50%;top:26px;width:16px;height:16px;transform:translateX(-50%);border-radius:50%;background:#fff;border:4px solid var(--cs-blue-2);box-shadow:0 0 0 5px #e8f0fe}
.cs-tl-item .cs-tl-card{grid-column:1}
.cs-tl-item.right .cs-tl-card{grid-column:2}
.cs-tl-card{padding:24px 26px;border:1px solid var(--cs-line);border-radius:var(--cs-radius);background:#fff;box-shadow:0 14px 34px -26px rgba(15,47,107,.45)}
.cs-tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px}
.cs-tl-phase{padding:5px 10px;border-radius:999px;background:#eaf2ff;font:800 10.5px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cs-blue)}
.cs-tl-sub{font-size:12.5px;font-weight:600;color:var(--cs-muted)}
.cs-tl-card h3{margin:0 0 8px;font-size:19px;font-weight:800;line-height:1.3}
.cs-tl-card>p{margin:0 0 14px;font-size:14.6px;line-height:1.7;color:var(--cs-body)}
.cs-tl-did{display:grid;gap:7px;margin:0 0 14px;padding:14px 16px;border-radius:12px;background:var(--cs-soft);list-style:none}
.cs-tl-did li{position:relative;padding-left:20px;font-size:13.8px;line-height:1.55;color:var(--cs-body)}
.cs-tl-did li::before{content:"\2713";position:absolute;left:0;top:0;font-weight:900;color:var(--cs-blue)}
.cs-tl-why{margin:0;padding-top:12px;border-top:1px dashed #d7e2f3;font-size:13.5px;line-height:1.6;color:var(--cs-muted)}
.cs-tl-why strong{color:var(--cs-ink)}
.cs-tl .cs-chips{margin-top:12px}
.cs-tl .cs-chips span{border-color:#d7e2f3;background:#fff;color:#3f5878}
/* milestone rows span the centre */
.cs-tl-item.milestone{grid-template-columns:1fr}
.cs-tl-item.milestone::after{display:none}
.cs-tl-mile{position:relative;z-index:1;justify-self:center;width:min(560px,100%);padding:22px 26px;border-radius:var(--cs-radius);text-align:center;color:#fff;background:linear-gradient(135deg,#0d2149,#1d4ed8);box-shadow:0 20px 40px -24px rgba(29,78,216,.8)}
.cs-tl-mile.start{background:linear-gradient(135deg,#334155,#64748b);box-shadow:0 20px 40px -26px rgba(51,65,85,.7)}
.cs-tl-mile small{display:block;font:800 11px/1 var(--cs-mono);letter-spacing:.12em;text-transform:uppercase;color:#bfdbfe}
.cs-tl-mile.start small{color:#e2e8f0}
.cs-tl-mile strong{display:block;margin:10px 0 6px;font-size:clamp(26px,3vw,34px);font-weight:900;letter-spacing:-.03em}
.cs-tl-mile span{font-size:14px;color:#dbe7ff}
.cs-tl-mile em{display:inline-block;margin-top:12px;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.14);font-style:normal;font-size:13.5px;font-weight:800;color:#bbf7d0}
.cs-tl-note{margin:26px auto 0;max-width:640px;text-align:center;font-size:13px;line-height:1.7;color:var(--cs-muted)}

@media (max-width:960px){
  .cs-strat{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:860px){
  .cs-fix{grid-template-columns:1fr}
  .cs-fix-issue{border-radius:14px 14px 0 0;border-right:1px solid var(--cs-line);border-bottom:0}
  .cs-fix-done{border-radius:0 0 14px 14px;border-left:1px solid var(--cs-line);border-top:0}
  .cs-fix-arrow{height:40px;border:0;border-left:1px solid var(--cs-line);border-right:1px solid var(--cs-line)}
  .cs-fix-arrow span{transform:rotate(90deg)}
  .cs-tl::before{left:9px;transform:none}
  .cs-tl-item,.cs-tl-item.right{grid-template-columns:1fr;gap:0;padding-left:34px}
  .cs-tl-item .cs-tl-card,.cs-tl-item.right .cs-tl-card{grid-column:1}
  .cs-tl-item::after{left:10px;top:24px}
  .cs-tl-item.milestone{padding-left:34px}
  .cs-tl-mile{justify-self:stretch;text-align:left}
}
@media (max-width:620px){
  .cs-strat{grid-template-columns:1fr}
}

/* ---------- v2.1: single-rail journey, specificity fixes ---------- */
.cs-sec p.cs-eyebrow{margin:0 0 12px;font:800 11px/1 var(--cs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--cs-blue)}
.cs-sec.deep p.cs-eyebrow{color:#7fb2ff}
.cs-sec p.cs-tl-note{margin:24px 0 0;padding-left:56px;max-width:none;text-align:left;font-size:13px;color:var(--cs-muted)}
.cs-tl::before{left:19px;transform:none}
.cs-tl-item,.cs-tl-item.right{grid-template-columns:1fr;gap:0;padding-left:56px}
.cs-tl-item .cs-tl-card,.cs-tl-item.right .cs-tl-card{grid-column:1}
.cs-tl-item::after{left:20px;top:28px}
.cs-tl-card{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:28px;align-items:start}
.cs-tl-main h3{margin:0 0 8px}
.cs-sec .cs-tl-main>p{margin:0 0 14px;font-size:14.8px;line-height:1.7}
.cs-sec p.cs-tl-why{margin:0;padding:12px 14px;border:0;border-radius:10px;background:#f2f7ff;font-size:13.8px;line-height:1.6;color:#3f5878}
.cs-tl-side{padding:16px 18px;border-radius:12px;background:var(--cs-soft);border:1px solid var(--cs-line)}
.cs-sec p.cs-tl-side-k{margin:0 0 10px;font:800 10.5px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cs-muted)}
.cs-tl-side .cs-tl-did{margin:0;padding:0;background:none}
.cs-tl-side .cs-chips{margin-top:14px}
.cs-tl-item.milestone{padding-left:56px}
.cs-tl-mile,.cs-tl-mile.start{justify-self:stretch;width:auto;display:flex;flex-wrap:wrap;align-items:center;gap:6px 18px;text-align:left;padding:20px 26px}
.cs-tl-mile small{flex-basis:100%}
.cs-tl-mile strong{margin:0}
.cs-tl-mile br{display:none}
.cs-tl-mile em{margin:0 0 0 auto}
.cs-tl-item.milestone::after{display:block;top:50%;margin-top:-8px;border-color:#64748b}
.cs-tl-item.milestone:last-child::after{border-color:var(--cs-blue-2)}
@media (max-width:860px){
  .cs-tl-card{grid-template-columns:1fr;gap:16px}
  .cs-tl::before{left:9px}
  .cs-tl-item,.cs-tl-item.right,.cs-tl-item.milestone{padding-left:34px}
  .cs-tl-item::after{left:10px}
  .cs-sec p.cs-tl-note{padding-left:34px}
  .cs-tl-mile em{margin-left:0}
}

/* evidence: AI search breakdown under the screenshot */
.cs-ev-left{display:grid;gap:16px}
.cs-ai{padding:20px 22px;border:1px solid rgba(147,197,253,.18);border-radius:14px;background:rgba(255,255,255,.035)}
.cs-ai-head{margin-bottom:14px}
.cs-sec p.cs-ai-k{margin:0 0 6px;font:800 11px/1 var(--cs-mono);letter-spacing:.1em;text-transform:uppercase;color:#7fb2ff}
.cs-sec p.cs-ai-t{margin:0;font-size:16px;font-weight:800;color:#fff}
.cs-ai-row{display:grid;grid-template-columns:150px minmax(0,1fr) 110px 100px;align-items:center;gap:12px;padding:9px 0;border-top:1px solid rgba(255,255,255,.07)}
.cs-ai-name{font-size:13.5px;font-weight:700;color:#dbe7ff}
.cs-ai-bar{height:8px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}
.cs-ai-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#3b82f6,#7dd3fc)}
.cs-ai-n{font-size:13px;color:#a9bfdd;text-align:right}
.cs-ai-n strong{color:#fff}
.cs-ai-c{font-size:12.5px;color:#8ea4c2;text-align:right}
.cs-sec p.cs-ai-foot{margin:12px 0 0;padding-top:12px;border-top:1px solid rgba(255,255,255,.07);font-size:12.5px;line-height:1.6;color:#8ea4c2}
.cs-ai-foot strong{color:#dbe7ff}
@media (max-width:620px){
  .cs-ai-row{grid-template-columns:1fr auto;gap:6px 12px}
  .cs-ai-bar{grid-column:1/-1;grid-row:2}
  .cs-ai-c{display:none}
}
.cs-ev-left{align-content:start}
.cs-ev-right{display:grid;gap:12px;align-content:start}
.cs-ev-right .cs-source.short{margin:0}
.cs-readout.compact li{padding:17px 18px}

/* ---------- FAQ v2: sticky intro + numbered accordion ---------- */
.cs-faq2{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.5fr);gap:48px;align-items:start}
.cs-faq2-intro{position:sticky;top:164px}
.cs-faq2-intro h2{margin:0 0 12px}
.cs-sec p.cs-faq2-lede{margin:0 0 26px;font-size:16px;line-height:1.7;color:var(--cs-muted)}
.cs-faq2-help{display:grid;gap:6px;padding:24px;border-radius:var(--cs-radius);background:linear-gradient(150deg,#0d2149,#0b1730);color:#fff;box-shadow:0 20px 40px -28px rgba(13,33,73,.8)}
.cs-faq2-help-ic{display:grid;place-items:center;width:36px;height:36px;margin-bottom:8px;border-radius:10px;background:rgba(96,165,250,.18);font-size:17px;font-weight:900;color:#93c5fd}
.cs-faq2-help strong{font-size:17px;font-weight:800;color:#fff}
.cs-faq2-help>span:not(.cs-faq2-help-ic){margin-bottom:12px;font-size:14px;line-height:1.6;color:#b9cbe4}
.cs-faq2-help .cs-btn{justify-content:center}
.cs-faq2-call{margin-top:6px;text-align:center;font-size:13.5px;font-weight:600;color:#a9c2e6;text-decoration:none}
.cs-faq2-call:hover{color:#fff}
.cs-faq2-list{display:grid;gap:12px}
.cs-faq2-list details{border:1px solid var(--cs-line);border-radius:14px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease}
.cs-faq2-list details:hover{border-color:#c8daf6}
.cs-faq2-list details[open]{border-color:#9dbcf2;box-shadow:0 16px 34px -26px rgba(29,78,216,.55)}
.cs-faq2-list summary{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;padding:20px 22px;cursor:pointer;list-style:none}
.cs-faq2-list summary::-webkit-details-marker{display:none}
.cs-faq2-list summary:focus-visible{outline:2px solid var(--cs-blue-2);outline-offset:2px;border-radius:14px}
.cs-faq2-n{font:800 12px/1 var(--cs-mono);letter-spacing:.06em;color:#9aaccc}
.cs-faq2-list details[open] .cs-faq2-n{color:var(--cs-blue)}
.cs-faq2-q{font-size:16px;font-weight:600;line-height:1.45;color:#1e293b}
.cs-faq2-ic{position:relative;width:30px;height:30px;border-radius:50%;background:#eef4ff;transition:background .2s ease,transform .25s ease}
.cs-faq2-ic::before,.cs-faq2-ic::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:2px;margin:-1px 0 0 -6px;border-radius:2px;background:var(--cs-blue)}
.cs-faq2-ic::after{transform:rotate(90deg)}
.cs-faq2-list details[open] .cs-faq2-ic{background:var(--cs-blue);transform:rotate(45deg)}
.cs-faq2-list details[open] .cs-faq2-ic::before,.cs-faq2-list details[open] .cs-faq2-ic::after{background:#fff}
.cs-faq2-a{padding:0 22px 22px 62px}
.cs-sec .cs-faq2-a p{margin:0;font-size:15px;line-height:1.8;color:var(--cs-body)}
@media (max-width:900px){
  .cs-faq2{grid-template-columns:1fr;gap:28px}
  .cs-faq2-intro{position:static}
  .cs-faq2-help{display:none}
  .cs-faq2-a{padding:0 20px 20px}
  .cs-faq2-list summary{padding:18px 20px;gap:12px}
}
@media (prefers-reduced-motion:reduce){
  .cs-faq2-ic,.cs-faq2-list details{transition:none}
}

.cs-sec .cs-cta p.cs-eyebrow{color:#7fb2ff}
.cs-faq2-list details[open] .cs-faq2-q{color:var(--cs-ink)}