:root{--navy:#031323;--navy2:#071d33;--blue:#1683ff;--ink:#0f172a;--muted:#64748b;--line:#dbe5f0;--soft:#f5f9ff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:#fff}a{text-decoration:none;color:inherit}.wrap{width:min(1160px,calc(100% - 40px));margin:auto}.narrow{width:min(780px,calc(100% - 40px))}.skip{position:absolute;left:-9999px}.announcement{background:var(--blue);color:#fff;text-align:center;padding:9px 16px;font-size:13px;font-weight:800}.site-header{background:rgba(3,19,35,.98);position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.08)}.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between}.brand img{width:220px;display:block}.main-nav{display:flex;align-items:center;gap:24px;color:#dbeafe;font-weight:700;font-size:14px}.main-nav>a:hover{color:#fff}.nav-cta{background:var(--blue);padding:12px 16px;border-radius:8px;color:#fff!important}.menu-toggle{display:none;background:transparent;border:0;color:white;font-size:26px}.hero{min-height:690px;background:radial-gradient(circle at 75% 25%,rgba(22,131,255,.3),transparent 38%),linear-gradient(135deg,#031323,#082a49);color:white;position:relative;overflow:hidden}.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,19,35,.96) 0%,rgba(3,19,35,.72) 55%,rgba(3,19,35,.35) 100%)}.hero-inner{position:relative;padding:105px 0 70px;max-width:900px}.eyebrow,.section-head span,.page-hero span{display:inline-block;text-transform:uppercase;letter-spacing:.12em;color:#72b7ff;font-size:12px;font-weight:900}.hero h1{font-size:clamp(46px,6vw,78px);line-height:1.02;max-width:950px;margin:18px 0}.lead{font-size:21px;line-height:1.65;max-width:760px;color:#cbdff4}.hero-actions{display:flex;gap:14px;margin:32px 0 16px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;padding:15px 22px;border-radius:9px;font-weight:900;border:1px solid transparent;transition:.2s}.btn:hover{transform:translateY(-2px)}.primary{background:linear-gradient(135deg,#2f8cff,#0066d6);color:#fff;box-shadow:0 14px 34px rgba(22,131,255,.32)}.secondary{border-color:rgba(255,255,255,.38);color:#fff;background:rgba(255,255,255,.06)}.micro{font-size:13px;color:#9fb8d2}.hero-stats{display:flex;gap:48px;margin-top:52px;border-top:1px solid rgba(255,255,255,.15);padding-top:26px}.hero-stats div{display:grid;gap:5px}.hero-stats b{font-size:15px}.hero-stats span{font-size:13px;color:#9fb8d2}.section{padding:92px 0}.light{background:linear-gradient(180deg,#fff,#f8fbff)}.dark{background:var(--navy);color:#fff}.section-head{text-align:center;max-width:820px;margin:0 auto 48px}.section-head h2{font-size:clamp(34px,4vw,50px);margin:10px 0 14px}.section-head p{color:var(--muted);font-size:18px;line-height:1.7}.dark .section-head p{color:#b9cee3}.features{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 22px;box-shadow:0 14px 38px rgba(15,23,42,.06)}.feature-card i{display:flex;width:64px;height:64px;border-radius:18px;background:#e7f1ff;color:var(--blue);align-items:center;justify-content:center;font-size:31px;font-style:normal;font-weight:900}.feature-card h3{font-size:19px;margin:20px 0 10px}.feature-card p,.step p{color:var(--muted);line-height:1.6}.workflow{display:grid;grid-template-columns:.82fr 1.18fr;gap:48px;align-items:center}.steps{display:grid;gap:14px}.step{display:grid;grid-template-columns:46px 1fr;gap:14px;padding:15px;border:1px solid var(--line);border-radius:14px;background:#fff}.step>b{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--blue);color:#fff}.step h3{margin:3px 0 4px;font-size:17px}.step p{margin:0;font-size:14px}.shot{border:0;padding:14px;background:var(--navy);border-radius:18px;box-shadow:0 28px 70px rgba(3,19,35,.25);cursor:zoom-in}.shot img,.comparison{width:100%;display:block;border-radius:10px}.comparison{max-width:1000px;margin:auto}.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.testimonials blockquote{margin:0;background:white;border:1px solid var(--line);border-radius:18px;padding:28px;color:#f59e0b;font-weight:800;box-shadow:0 12px 32px rgba(15,23,42,.06)}.testimonials p{color:var(--ink);font-size:17px;line-height:1.7;font-weight:500}.testimonials cite{font-style:normal;color:var(--ink)}.testimonials small{display:block;color:var(--muted);margin-top:4px}.industries{margin-top:38px;text-align:center;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}.industries span{width:100%;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.1em}.industries b{background:white;border:1px solid var(--line);padding:9px 14px;border-radius:999px}.cta{padding:86px 0;text-align:center;background:linear-gradient(135deg,#0d62b6,#1683ff);color:#fff}.cta h2{font-size:clamp(35px,4vw,52px);margin:0 0 10px}.cta .btn{background:#fff;color:#0d62b6;margin:18px}.cta small{display:block}.footer{background:#020d18;color:#a9bfd4;padding:62px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:50px}.footer-logo{width:250px}.footer h4{color:white;margin-top:0}.footer a{display:block;margin:10px 0}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.1);padding-top:20px;margin-top:38px;font-size:13px}.page-hero{background:linear-gradient(135deg,#031323,#0a3154);color:#fff;text-align:center;padding:85px 0}.page-hero h1{font-size:clamp(42px,5vw,64px);margin:10px 0}.page-hero p{color:#b9cee3;font-size:18px}.prose{font-size:17px;line-height:1.8}.download-card,.contact-form,.pricing article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px;box-shadow:0 18px 50px rgba(15,23,42,.08)}.download-card ul,.pricing ul{line-height:2;list-style:none;padding:0}.download-card li:before,.pricing li:before{content:'✓';color:var(--blue);font-weight:900;margin-right:10px}.large{width:100%;font-size:18px}.contact-form{display:grid;gap:18px}.contact-form label{font-weight:800}.contact-form input,.contact-form textarea{width:100%;padding:13px;border:1px solid var(--line);border-radius:8px;margin-top:7px;font:inherit}.notice{padding:14px;border-radius:8px;background:#dcfce7;color:#166534;margin-bottom:18px}.pricing{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:stretch}.pricing article{position:relative}.pricing .featured{border:2px solid var(--blue)}.price{font-size:50px;font-weight:900;color:var(--blue)}.badge{position:absolute;right:20px;top:20px;background:var(--blue);color:#fff;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:900}.dark-btn{color:var(--ink);border-color:var(--line)}.faq details{background:white;border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:12px 0}.faq summary{font-weight:900;cursor:pointer}.lightbox{display:none;position:fixed;inset:0;background:rgba(0,0,0,.9);z-index:100;align-items:center;justify-content:center;padding:30px}.lightbox.open{display:flex}.lightbox img{max-width:95vw;max-height:88vh}.lightbox button{position:absolute;right:25px;top:15px;background:none;border:0;color:#fff;font-size:42px;cursor:pointer}@media(max-width:1000px){.features{grid-template-columns:repeat(2,1fr)}.workflow{grid-template-columns:1fr}.testimonials{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.main-nav{display:none;position:absolute;left:0;right:0;top:78px;background:var(--navy);padding:24px;flex-direction:column;align-items:flex-start}.main-nav.open{display:flex}.menu-toggle{display:block}}@media(max-width:650px){.features,.pricing,.footer-grid{grid-template-columns:1fr}.hero-inner{padding-top:70px}.hero-stats{flex-direction:column;gap:18px}.brand img{width:185px}.section{padding:70px 0}}

/* StackLogic Professional product page */
.product-detail-section{padding:90px 0 82px;background:linear-gradient(180deg,#fff 0%,#fbfdff 100%)}
.product-detail-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:58px;align-items:center}
.product-media-card{background:#f8fbff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 20px 55px rgba(15,23,42,.08)}
.product-media-card img{width:100%;height:auto;display:block}
.product-purchase-panel{padding:8px 0}
.product-kicker{font-size:12px;font-weight:950;letter-spacing:.14em;color:var(--blue);margin:0 0 12px}
.product-purchase-panel h1{font-size:clamp(38px,4vw,56px);line-height:1.04;letter-spacing:-.045em;margin:0 0 10px;color:var(--ink)}
.product-subtitle{font-size:19px;color:#475569;margin:0 0 28px}
.launch-label{font-size:13px;font-weight:900;color:#0f4e8a;text-transform:uppercase;letter-spacing:.08em;margin-bottom:7px}
.product-price-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.compare-price{font-size:22px;text-decoration:line-through;color:#94a3b8;font-weight:800}
.sale-price{font-size:46px;color:var(--blue);font-weight:950;letter-spacing:-.04em}
.save-pill{font-size:12px;font-weight:900;color:#0f6b3d;background:#dcfce7;border:1px solid #bbf7d0;padding:6px 9px;border-radius:999px}
.license-note{font-size:16px;color:#334155;margin:4px 0 22px}
.product-feature-list,.check-list{list-style:none;padding:0;margin:0}
.product-feature-list{display:grid;gap:11px;margin-bottom:26px}
.product-feature-list li,.check-list li{position:relative;padding-left:26px}
.product-feature-list li:before,.check-list li:before{content:'✓';position:absolute;left:0;color:var(--blue);font-weight:950}
.product-buy{width:100%;font-size:17px;min-height:54px}
.checkout-note{font-size:12px;line-height:1.55;color:#64748b;margin:12px 0 0}
.secure-note{font-size:12px;color:#64748b;margin-top:16px;line-height:1.7}
.product-description-section{padding-top:82px}
.product-copy{max-width:980px}
.product-copy>h2{font-size:42px;margin:0 0 8px}
.product-copy>h3{font-size:27px;margin:0 0 22px;color:#132a42}
.product-copy>p{font-size:17px;line-height:1.8;color:#475569}
.product-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:45px 0}
.product-info-grid>div,.workflow-box,.version-cards article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 14px 38px rgba(15,23,42,.05)}
.product-info-grid h3,.workflow-box h3,.version-cards h3{margin:0 0 18px;font-size:23px}
.check-list{display:grid;gap:12px;line-height:1.55;color:#334155}
.workflow-box{margin:32px 0}
.numbered-workflow{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.numbered-workflow li{display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start;padding:13px 0;border-bottom:1px solid #edf2f7}
.numbered-workflow li:last-child{border-bottom:0}
.numbered-workflow span{width:36px;height:36px;background:var(--blue);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:950}
.numbered-workflow b{font-size:17px}
.numbered-workflow p{margin:4px 0 0;color:#64748b;line-height:1.5}
.version-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}
.version-cards .pro-card{border:2px solid var(--blue)}
.version-cards p{color:#475569;line-height:1.7}
.text-link{color:var(--blue);font-weight:900}
.product-bottom-cta{padding:70px 0;background:linear-gradient(135deg,#0d62b6,#1683ff);color:#fff;text-align:center}
.product-bottom-cta p{font-size:12px;font-weight:950;letter-spacing:.14em;margin:0 0 10px;opacity:.8}
.product-bottom-cta h2{font-size:clamp(34px,4vw,48px);margin:0 0 12px}
.bottom-price{display:block;font-size:18px;margin-bottom:22px}
.cta-white{background:#fff;color:#0d62b6;box-shadow:0 14px 34px rgba(3,19,35,.2)}
@media(max-width:900px){.product-detail-grid,.product-info-grid,.version-cards{grid-template-columns:1fr}.product-detail-section{padding-top:55px}.product-purchase-panel{padding-top:5px}}

/* v2.3 — Shopify-style hero demo placement */
.hero{min-height:0;padding:72px 0 78px;background:radial-gradient(circle at 85% 30%,rgba(22,131,255,.28),transparent 30%),linear-gradient(135deg,#020915 0%,#031323 45%,#061f39 100%);color:#fff;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;opacity:.14;background-image:linear-gradient(rgba(22,131,255,.3) 1px,transparent 1px),linear-gradient(90deg,rgba(22,131,255,.3) 1px,transparent 1px);background-size:48px 48px;pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.hero-copy{min-width:0}.hero .eyebrow{border:1px solid rgba(22,131,255,.65);border-radius:7px;padding:8px 12px;color:#75b9ff}.hero h1{font-size:clamp(44px,5.6vw,72px);line-height:.98;letter-spacing:-.055em;max-width:none;margin:22px 0 20px}.hero h1 strong{color:var(--blue)}
.hero .lead{font-size:19px;line-height:1.7;max-width:650px;color:#d6e6f8}.hero-stats{gap:24px;margin-top:34px;padding-top:0;border-top:0;flex-wrap:wrap}
.hero-demo{position:relative;border-radius:16px;overflow:hidden;background:#08111e;border:1px solid rgba(255,255,255,.12);box-shadow:0 34px 80px rgba(0,0,0,.48)}
.hero-demo:after{content:"";position:absolute;inset:0;border-radius:inherit;box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);pointer-events:none}
.hero-demo video{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:#08111e}
@media(max-width:1000px){.hero-grid{grid-template-columns:1fr;gap:38px}.hero-demo{max-width:900px;width:100%;margin:0 auto}.hero{padding-top:54px}}
@media(max-width:650px){.hero{padding:48px 0 58px}.hero h1{font-size:44px}.hero-stats{flex-direction:column;gap:14px}.hero-demo{border-radius:10px}}