:root{
  --ink:#0d1726;--ink-2:#152238;--paper:#f4f6f7;--white:#fff;--muted:#617083;
  --line:#d8e0e6;--teal:#0f766e;--teal-2:#2aa198;--teal-soft:#e1f3f1;
  --orange:#c9693e;--orange-soft:#f5e8e0;--blue:#24558a;--shadow:0 22px 60px rgba(13,23,38,.12);
  --radius:18px;--shell:min(1180px,calc(100% - 40px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 14px;z-index:99}.skip-link:focus{left:10px;top:10px}
.shell{width:var(--shell);margin-inline:auto}
.eyebrow,.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.08em;text-transform:uppercase}
.eyebrow{font-size:.76rem;color:var(--teal);font-weight:800}
.site-header{position:sticky;top:0;z-index:50;background:rgba(244,246,247,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(216,224,230,.88)}
.navbar{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.04em}.brand img{width:38px;height:38px}.brand small{display:block;font-size:.64rem;color:var(--muted);font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:24px;font-size:.9rem;font-weight:700}.nav-links a:hover{color:var(--teal)}
.nav-links a[aria-current="page"]{color:var(--teal);border-bottom:2px solid var(--teal);padding-bottom:5px}
.nav-cta{padding:10px 16px;border:1px solid var(--ink);border-radius:999px}.nav-cta:hover{background:var(--ink);color:white!important}
.menu-button{display:none;border:1px solid var(--line);border-radius:10px;background:#fff;padding:8px 10px}
.hero{position:relative;overflow:hidden;padding:92px 0 76px;background:
linear-gradient(90deg,rgba(13,23,38,.04) 1px,transparent 1px),linear-gradient(rgba(13,23,38,.04) 1px,transparent 1px),var(--paper);background-size:44px 44px}
.hero:after{content:"";position:absolute;width:540px;height:540px;border-radius:50%;right:-220px;top:-260px;background:radial-gradient(circle,rgba(42,161,152,.18),transparent 68%)}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:68px;position:relative;z-index:1}
.hero h1{font-size:clamp(3rem,6vw,5.7rem);line-height:.98;letter-spacing:-.065em;margin:16px 0 24px;max-width:760px}
.hero h1 span{color:var(--teal)}
.hero-copy{font-size:1.15rem;color:#44546a;max-width:650px;margin:0 0 32px}
.hero-actions,.button-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 19px;border-radius:10px;font-weight:800;border:1px solid transparent;transition:.2s transform,.2s background,.2s color}
.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--ink);color:#fff}.btn-primary:hover{background:var(--teal)}.btn-secondary{background:#fff;border-color:var(--line)}.btn-secondary:hover{border-color:var(--ink)}
.hero-proof{display:flex;gap:22px;flex-wrap:wrap;margin-top:32px;color:var(--muted);font-size:.86rem}.hero-proof span{display:flex;gap:8px;align-items:center}.hero-proof i{width:7px;height:7px;background:var(--teal);border-radius:50%}
.visual-stack{position:relative;min-height:610px}.window{background:#fff;border:1px solid #cfd8df;border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.window-bar{height:37px;background:#e9eef2;border-bottom:1px solid #d9e1e7;display:flex;align-items:center;gap:6px;padding:0 13px}.window-bar i{width:8px;height:8px;border-radius:50%;background:#9aa8b5}.window-main{position:absolute;inset:10px 20px 55px 0;transform:rotate(-1.5deg)}.window-main img{width:100%;height:100%;object-fit:cover;object-position:top}.window-mini{position:absolute;width:58%;right:-8px;bottom:0;transform:rotate(2deg)}.window-mini img{height:190px;width:100%;object-fit:cover;object-position:left top}.window-label{position:absolute;right:18px;top:18px;background:var(--ink);color:#fff;border-radius:8px;padding:7px 10px;font:700 .7rem ui-monospace,monospace;letter-spacing:.08em}
.trust-strip{background:var(--ink);color:#fff;padding:22px 0}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.trust-item{border-left:1px solid #334055;padding-left:16px}.trust-item strong{display:block;font-size:.95rem}.trust-item span{color:#9eacbc;font-size:.8rem}
.section{padding:92px 0}.section-tight{padding:64px 0}.section-head{display:grid;grid-template-columns:1fr .75fr;gap:40px;align-items:end;margin-bottom:38px}.section-head h2{font-size:clamp(2.2rem,4vw,3.6rem);line-height:1.05;letter-spacing:-.045em;margin:9px 0}.section-head p{color:var(--muted);margin:0}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.22s transform,.22s box-shadow,.22s border-color}.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b9c5ce}.product-preview{aspect-ratio:16/10;background:#e9eef2;overflow:hidden;border-bottom:1px solid var(--line)}.product-preview img{width:100%;height:100%;object-fit:cover;object-position:top}.product-card:first-child .product-preview img{object-fit:cover;object-position:top}.product-body{padding:24px;display:flex;flex-direction:column;flex:1}.product-code{font:800 .7rem ui-monospace,monospace;color:var(--teal);letter-spacing:.09em}.product-card h3{font-size:1.45rem;line-height:1.15;margin:10px 0}.product-card p{color:var(--muted);font-size:.94rem}.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin:14px 0 20px}.tag{border:1px solid var(--line);border-radius:999px;padding:5px 9px;font-size:.72rem;color:#44546a;background:#f8fafb}.card-link{margin-top:auto;font-weight:900;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:17px}.card-link span{transition:.2s transform}.product-card:hover .card-link span{transform:translateX(5px)}
.area-home-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.area-home-card{background:#fff;border-top:4px solid var(--ink);padding:27px;min-height:280px;display:flex;flex-direction:column}.area-home-card:nth-child(2){border-color:var(--teal)}.area-home-card:nth-child(3){border-color:var(--orange)}.area-home-card small{font:800 10px monospace;color:var(--muted)}.area-home-card h3{font-size:1.65rem;line-height:1.08;margin:15px 0 10px}.area-home-card p{color:var(--muted);font-size:.9rem}.area-home-card a{margin-top:auto;font-weight:900;color:var(--teal)}
.workflow{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.workflow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:18px;overflow:hidden}.step{padding:28px;border-right:1px solid var(--line)}.step:last-child{border-right:0}.step-num{font:800 .72rem ui-monospace,monospace;color:var(--teal)}.step h3{font-size:1.15rem;margin:22px 0 7px}.step p{color:var(--muted);font-size:.88rem;margin:0}
.principles-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px}.principle-panel{background:var(--ink);color:#fff;padding:42px;border-radius:20px}.principle-panel h2{font-size:2.8rem;line-height:1.02;letter-spacing:-.04em;margin:10px 0 22px}.principle-panel p{color:#afbdca}.principle-list{display:grid;gap:12px}.principle{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;display:grid;grid-template-columns:44px 1fr;gap:15px}.principle-icon{width:42px;height:42px;border-radius:10px;background:var(--teal-soft);display:grid;place-items:center;color:var(--teal);font-weight:900}.principle h3{margin:0 0 5px;font-size:1.05rem}.principle p{margin:0;color:var(--muted);font-size:.88rem}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.guide-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;min-height:270px;display:flex;flex-direction:column}.guide-card:hover{border-color:var(--teal)}.guide-card .guide-type{font:800 .68rem ui-monospace,monospace;color:var(--orange);letter-spacing:.09em}.guide-card h3{font-size:1.45rem;line-height:1.18;margin:28px 0 12px}.guide-card p{color:var(--muted);font-size:.91rem}.guide-card .read{margin-top:auto;font-weight:900}
.nx-promo{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,48%);gap:64px;align-items:center;background:#0d1726;color:#fff;padding:56px;border-radius:20px;overflow:hidden}.nx-promo h2{font-size:clamp(2.7rem,5vw,5rem);line-height:.96;letter-spacing:-.055em;margin:12px 0 20px}.nx-promo p{color:#b4c2ce;max-width:720px}.nx-cover{margin:0;position:relative;overflow:hidden;border:1px solid #526177;background:#07101b;box-shadow:-18px 22px 0 #07101b}.nx-cover img{display:block;width:100%;aspect-ratio:1.48/1;object-fit:cover}.nx-cover figcaption{position:absolute;left:14px;bottom:12px;padding:7px 9px;background:rgba(7,16,27,.82);color:#d9f5f2;font:700 9px ui-monospace,monospace;letter-spacing:.09em;text-transform:uppercase}
.audience-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.audience{padding:24px;border-top:3px solid var(--ink);background:#fff}.audience strong{display:block;margin-bottom:8px}.audience p{margin:0;color:var(--muted);font-size:.88rem}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:40px}.faq-grid h2{font-size:2.8rem;line-height:1.05;letter-spacing:-.045em;margin:10px 0}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:18px 20px}.faq-list summary{font-weight:850;cursor:pointer}.faq-list p{color:var(--muted);margin:12px 0 0}
.cta-band{padding:72px 0;background:var(--teal);color:#fff}.cta-inner{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}.cta-inner h2{font-size:clamp(2.3rem,4vw,4rem);line-height:1;letter-spacing:-.05em;margin:0 0 14px}.cta-inner p{margin:0;color:#d8f5f1}.cta-band .btn-primary{background:#fff;color:var(--ink)}.cta-band .btn-primary:hover{background:var(--ink);color:#fff}
.site-footer{background:#09111d;color:#fff;padding:48px 0 26px}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(2,.6fr);gap:40px}.footer-brand p{color:#8fa0b2;max-width:480px}.footer-col strong{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:#6bd4ca}.footer-col a{display:block;color:#a9b6c4;margin-top:8px;font-size:.9rem}.footer-col a:hover{color:#fff}.footer-bottom{border-top:1px solid #233043;margin-top:34px;padding-top:20px;color:#718196;font-size:.8rem;display:flex;justify-content:space-between;gap:20px}
/* Inner pages */
.inner-hero{padding:78px 0 56px;background:var(--ink);color:#fff}.breadcrumbs{font-size:.78rem;color:#91a2b5;margin-bottom:28px}.breadcrumbs a:hover{color:#fff}.inner-hero-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}.inner-hero h1{font-size:clamp(2.8rem,5vw,5rem);line-height:1;letter-spacing:-.06em;margin:12px 0 24px}.inner-hero p{color:#b4c1ce;font-size:1.08rem}.inner-media{background:#fff;border:1px solid #39485d;border-radius:18px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.28)}.inner-media img{width:100%;max-height:470px;object-fit:cover;object-position:top}.spec-strip{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-bottom:1px solid var(--line)}.spec{padding:23px;border-right:1px solid var(--line)}.spec:last-child{border-right:0}.spec small{display:block;color:var(--muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.08em}.spec strong{font-size:.95rem}.content-grid{display:grid;grid-template-columns:1fr 330px;gap:54px}.prose{font-size:1.02rem}.prose h2{font-size:2.25rem;line-height:1.1;letter-spacing:-.035em;margin:56px 0 18px}.prose h3{font-size:1.35rem;margin:34px 0 12px}.prose p,.prose li{color:#435267}.prose ul,.prose ol{padding-left:22px}.prose li{margin:7px 0}.callout{background:var(--teal-soft);border-left:4px solid var(--teal);padding:20px 22px;margin:28px 0;border-radius:0 12px 12px 0}.callout.warning{background:var(--orange-soft);border-color:var(--orange)}.callout p{margin:0}.sidebar{position:sticky;top:98px;align-self:start}.side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:16px}.side-card h3{margin:0 0 12px}.side-card p{color:var(--muted);font-size:.88rem}.side-links a{display:block;border-top:1px solid var(--line);padding:11px 0;font-weight:750;font-size:.88rem}.side-links a:hover{color:var(--teal)}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:24px 0}.feature-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.feature-item strong{display:block;margin-bottom:4px}.feature-item span{color:var(--muted);font-size:.86rem}
.article-hero{padding:76px 0 52px;background:#fff;border-bottom:1px solid var(--line)}.article-hero .shell{max-width:900px}.article-hero h1{font-size:clamp(2.7rem,5.5vw,5.2rem);line-height:1;letter-spacing:-.06em;margin:14px 0 22px}.article-deck{font-size:1.18rem;color:var(--muted);max-width:800px}.article-meta{display:flex;gap:18px;flex-wrap:wrap;color:#6f7c8d;font-size:.82rem;margin-top:28px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 250px;gap:64px;max-width:1080px;margin:0 auto}.article-body{padding:70px 0}.article-body h2{font-size:2rem;line-height:1.12;letter-spacing:-.035em;margin:52px 0 16px}.article-body h3{font-size:1.25rem;margin:32px 0 10px}.article-body p,.article-body li{color:#3f4e61;font-size:1.03rem}.article-body li{margin:8px 0}.article-body table{width:100%;border-collapse:collapse;margin:28px 0;background:#fff}.article-body th,.article-body td{border:1px solid var(--line);padding:12px;text-align:left}.article-body th{background:#eaf0f3}.toc{position:sticky;top:96px;align-self:start;padding-top:70px}.toc strong{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em}.toc a{display:block;color:var(--muted);font-size:.82rem;padding:7px 0;border-left:2px solid var(--line);padding-left:12px}.toc a:hover{color:var(--teal);border-color:var(--teal)}
.not-found{min-height:70vh;display:grid;place-items:center;text-align:center;padding:60px}.not-found h1{font-size:7rem;margin:0;letter-spacing:-.08em}.not-found p{color:var(--muted)}
@media (max-width:980px){
  .hero-grid,.section-head,.principles-grid,.faq-grid,.inner-hero-grid,.content-grid,.article-layout,.nx-promo{grid-template-columns:1fr}
  .area-home-grid{grid-template-columns:1fr}
  .visual-stack{min-height:560px;margin-top:10px}.product-grid,.guide-grid{grid-template-columns:1fr 1fr}.trust-grid,.audience-grid{grid-template-columns:1fr 1fr}.workflow-grid{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.sidebar,.toc{position:static}.toc{padding-top:0}.cta-inner{grid-template-columns:1fr}.spec-strip{grid-template-columns:1fr 1fr}.spec:nth-child(2){border-right:0}.spec:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:720px){
  :root{--shell:min(100% - 28px,1180px)}.site-header{position:relative}.menu-button{display:block}.nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:18px 20px;flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.hero{padding:62px 0 52px}.hero h1{font-size:3.35rem}.hero-grid{gap:30px}.visual-stack{min-height:430px}.window-main{inset:0 0 60px}.window-mini{width:72%;right:-5px}.window-mini img{height:140px}.trust-grid,.product-grid,.guide-grid,.audience-grid,.workflow-grid,.feature-list,.footer-grid{grid-template-columns:1fr}.trust-item{padding:12px 0;border-left:0;border-top:1px solid #334055}.step{border-right:0!important;border-bottom:1px solid var(--line)!important}.step:last-child{border-bottom:0!important}.section{padding:68px 0}.section-head h2,.principle-panel h2,.faq-grid h2{font-size:2.35rem}.principle-panel{padding:28px}.nx-promo{padding:28px}.nx-cover{height:370px}.cta-band{padding:56px 0}.footer-bottom{flex-direction:column}.inner-hero{padding:52px 0}.inner-hero h1{font-size:3.2rem}.spec-strip{grid-template-columns:1fr}.spec{border-right:0!important;border-bottom:1px solid var(--line)}.article-hero h1{font-size:3.1rem}.article-body{padding-top:48px}
}

/* Wide desktop layout: use the available workspace while preserving readable text lines. */
@media (min-width:1100px){
  :root{--shell:min(1540px,calc(100% - 80px))}
  .hero-grid{grid-template-columns:1fr 1fr;gap:84px}
  .hero h1{max-width:900px}
  .hero-copy{max-width:760px}
  .visual-stack{min-height:680px}
  .section-head{grid-template-columns:minmax(0,1fr) 420px;gap:70px}
  .product-grid,.guide-grid{gap:26px}
  .product-body{padding:28px}
  .principles-grid{gap:40px}
  .faq-grid{grid-template-columns:.65fr 1.35fr;gap:70px}
  .inner-hero-grid{grid-template-columns:.82fr 1.18fr;gap:76px}
  .inner-media img{max-height:590px}
  .content-grid{grid-template-columns:minmax(0,1fr) 360px;gap:70px}
  .prose>p,.prose>ul,.prose>ol{max-width:930px}
  .feature-list{grid-template-columns:repeat(2,minmax(0,1fr));max-width:1060px}
  .article-hero .shell{max-width:1280px}
  .article-deck{max-width:940px}
  .article-layout{grid-template-columns:minmax(0,940px) 280px;gap:74px;max-width:1294px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.product-card,.card-link span{transition:none}}
.product-grid{grid-template-columns:repeat(2,1fr)}