@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&display=swap');
:root{--bg:#09111f;--panel:#0f1c2d;--panel2:#13243a;--line:#243a54;--text:#eaf2fb;--muted:#9fb0c4;--accent:#70e1b4;--accent2:#64d2ff;--danger:#ffb4a5;--shadow:0 18px 48px rgba(0,0,0,.24);--radius:18px;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Poppins,"Segoe UI",Arial,sans-serif;background:linear-gradient(180deg,#09111f 0,#0b1422 55%,#08101c 100%);color:var(--text);line-height:1.65}img{max-width:100%;display:block}a{color:var(--accent2);text-decoration:none}a:hover{color:#a7ebff}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.skip-link{position:fixed;left:12px;top:-60px;background:#fff;color:#000;padding:10px 14px;z-index:999}.skip-link:focus{top:12px}#site-header{position:sticky;top:0;z-index:60;background:rgba(9,17,31,.88);backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:.25s}#site-header.scrolled{border-color:var(--line);box-shadow:0 10px 30px rgba(0,0,0,.2)}.header-shell{min-height:78px;display:flex;align-items:center;gap:26px}.brand{margin-right:auto;display:inline-flex;align-items:center;gap:11px;color:#fff;font-weight:900;font-size:20px;letter-spacing:-.02em}.brand:hover{color:#fff}.brand img{width:46px;height:46px;object-fit:cover;border-radius:12px;border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.25)}.brand-name{white-space:nowrap}.primary-nav{display:flex;align-items:center;gap:4px}.primary-nav a{color:#c5d2e0;font-size:14px;font-weight:600;padding:10px 10px;border-radius:10px}.primary-nav a:hover,.primary-nav a.active{background:#13243a;color:#fff}.primary-nav .nav-download{background:var(--accent);color:#062019;padding:11px 16px;margin-left:8px}.primary-nav .nav-download:hover{background:#9af0cf;color:#062019}.menu-toggle{display:none;margin-left:auto;border:1px solid var(--line);background:var(--panel);border-radius:10px;width:46px;height:42px;padding:9px;cursor:pointer}.menu-toggle span{display:block;height:2px;background:#fff;margin:5px 0}.hero{padding:76px 0 64px}.docs-hero{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#a7ebff;text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:800}.eyebrow:before{content:"";width:24px;height:2px;background:var(--accent)}h1,h2,h3{line-height:1.15;margin:0 0 16px}h1{font-size:clamp(42px,6vw,70px);letter-spacing:-.04em}h2{font-size:clamp(30px,4vw,46px);letter-spacing:-.025em}h3{font-size:20px}.lead{font-size:18px;color:#b8c7d8;max-width:760px}.hero-actions,.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:12px;font-weight:800;border:1px solid var(--line);transition:.2s}.btn-primary{background:var(--accent);color:#062019;border-color:transparent}.btn-primary:hover{background:#99f0ce;color:#062019;transform:translateY(-1px)}.btn-secondary{background:#0f1c2d;color:#eaf2fb}.hero-visual{border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.doc-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.doc-tabs span{background:#0f1c2d;border:1px solid var(--line);padding:7px 10px;border-radius:999px;color:#9fb0c4;font-size:12px}section{padding:78px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:32px}.section-head p{max-width:620px;color:var(--muted);margin:0}.docs-layout{display:grid;grid-template-columns:260px 1fr;gap:28px}.toc{position:sticky;top:104px;align-self:start;border:1px solid var(--line);background:#0d1928;border-radius:16px;padding:18px}.toc strong{display:block;margin-bottom:8px}.toc a{display:block;color:#99abc0;padding:7px 8px;border-radius:8px;font-size:14px}.toc a:hover{background:#14263b;color:white}.prose-card{background:linear-gradient(180deg,#102039,#0c1828);border:1px solid var(--line);border-radius:var(--radius);padding:30px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.feature{border:1px solid var(--line);background:#0e1b2c;border-radius:14px;padding:22px}.feature .num{font-size:12px;color:var(--accent);font-weight:800}.feature p,.muted{color:var(--muted)}.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{counter-increment:step;background:#0f1d30;border:1px solid var(--line);padding:22px;border-radius:16px;position:relative}.step:before{content:counter(step,decimal-leading-zero);display:block;color:var(--accent2);font-weight:900;font-size:13px;margin-bottom:14px}.matrix{overflow:auto;border:1px solid var(--line);border-radius:16px}.matrix table{width:100%;border-collapse:collapse;min-width:720px}.matrix th,.matrix td{padding:16px 18px;border-bottom:1px solid var(--line);text-align:left}.matrix th{background:#11223a;color:#dfe9f4;font-size:13px}.matrix td{color:#aebed0}.callout{border-left:4px solid var(--accent2);background:#102039;border-radius:0 14px 14px 0;padding:18px 20px;color:#bed0e2}.download-panel{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center;background:linear-gradient(135deg,#122640,#0c1a2d);border:1px solid #31506c;border-radius:24px;padding:34px;box-shadow:var(--shadow)}.download-panel img,.download-panel .download-visual{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:16px;border:1px solid var(--line);align-self:center}.checks{display:grid;gap:8px;margin:18px 0}.checks span:before{content:"✓";color:var(--accent);font-weight:900;margin-right:9px}.safe{border-color:#395f59}.warning{border-color:#69483f}.proscons{display:grid;grid-template-columns:1fr 1fr;gap:18px}.list-card{background:#0f1c2d;border:1px solid var(--line);border-radius:16px;padding:24px}.list-card li{margin:8px 0;color:#b9c8d8}.release-grid,.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card,.guide-card{background:#0e1b2c;border:1px solid var(--line);border-radius:16px;padding:22px}.guide-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;margin-bottom:18px}.guide-card a{font-weight:800}.trouble{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.trouble article{background:#0f1d30;border:1px solid var(--line);padding:20px;border-radius:14px}.faq-wrap{display:grid;grid-template-columns:230px 1fr;gap:22px}.faq-cats{position:sticky;top:100px;border:1px solid var(--line);border-radius:16px;padding:18px;background:#0d1928;align-self:start;z-index:8}.faq-cats strong{display:block;margin-bottom:8px}.faq-cats a{display:block;padding:10px 11px;color:#aebed0;border-radius:10px;font-size:14px}.faq-cats a:hover,.faq-cats a.active{background:#14263b;color:#fff}.faq-group{scroll-margin-top:110px}.faq-group{margin-bottom:24px}.faq-group>h3{color:#bdeeff;font-size:16px;text-transform:uppercase;letter-spacing:.08em}.faq-item{border:1px solid var(--line);border-radius:12px;background:#0e1b2c;margin-bottom:10px;overflow:hidden}.faq-question{width:100%;display:flex;justify-content:space-between;gap:16px;text-align:left;padding:17px 18px;background:transparent;color:#eaf2fb;border:0;font:inherit;font-weight:800;cursor:pointer}.faq-question:after{content:"+";color:var(--accent2);font-size:22px}.faq-item.open .faq-question:after{content:"−"}.faq-answer{display:none;padding:0 18px 18px;color:#aebed0}.faq-item.open .faq-answer{display:block}.reveal{opacity:0;transform:translateY(14px);transition:.5s ease}.reveal.visible{opacity:1;transform:none}#site-footer{border-top:1px solid var(--line);padding:54px 0 22px;background:#07101b}.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .9fr;gap:34px}.footer-logo{display:flex;align-items:center;gap:12px;margin-bottom:15px;font-weight:900;font-size:21px;color:#fff}.footer-logo img{width:52px;height:52px;object-fit:cover;border-radius:13px;border:1px solid var(--line)}.footer-grid h2{font-size:15px;text-transform:uppercase;letter-spacing:.08em;color:#bdeeff}.footer-grid a{display:block;color:#aebed0;margin:8px 0;text-decoration:none}.footer-grid a:hover{color:#fff}.footer-brand p{color:#90a3b7;max-width:500px}.plain-email{color:#dce8f4}.copyright{border-top:1px solid #1a2b40;margin-top:34px;padding-top:20px;color:#73889f;font-size:13px;text-align:center}.copyright a{color:#9db4ca;text-decoration:none}.footer-disclaimer{margin-top:8px;color:#8296aa;font-size:12px;line-height:1.55;text-align:center}.scroll-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#13243a;color:#fff;opacity:0;pointer-events:none;transition:.2s;cursor:pointer}.scroll-top.show{opacity:1;pointer-events:auto}.page-hero{padding:60px 0 36px;border-bottom:1px solid var(--line)}.breadcrumb{font-size:13px;color:#8094aa;margin-bottom:18px}.content-shell{display:grid;grid-template-columns:1fr 300px;gap:32px;padding:54px 0 76px}.article{min-width:0}.article h2{font-size:30px;margin-top:38px}.article h3{margin-top:28px}.article p,.article li{color:#b8c6d5}.article img{border-radius:18px;border:1px solid var(--line);margin:24px 0}.article code{background:#122238;border:1px solid #29415f;border-radius:7px;padding:2px 6px}.sidebar{align-self:start;position:sticky;top:100px}.side-card{border:1px solid var(--line);border-radius:16px;background:#0e1b2c;padding:20px;margin-bottom:16px}.side-card h2{font-size:18px}.side-card a{display:block;margin:8px 0;color:#a9c5db}.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:48px 0 80px}.post-card{background:#0e1b2c;border:1px solid var(--line);border-radius:16px;overflow:hidden}.post-card img{aspect-ratio:16/9;object-fit:cover}.post-card div{padding:19px}.post-card h2{font-size:21px}.post-card p{color:#9fb0c4;font-size:14px}.legal-box{background:#0e1b2c;border:1px solid var(--line);border-radius:18px;padding:28px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.contact-card{border:1px solid var(--line);border-radius:16px;background:#0e1b2c;padding:24px}.contact-card .email-display{font-size:20px;font-weight:800;color:#dff7ff;word-break:break-word}.small{font-size:13px;color:#8094aa}
@media(max-width:980px){.menu-toggle{display:block}.primary-nav{display:none;position:absolute;top:76px;left:20px;right:20px;background:#0b1727;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.primary-nav.open{display:flex}.primary-nav a{padding:11px 13px}.primary-nav .nav-download{margin:4px 0 0}.docs-hero,.download-panel,.two-col,.docs-layout,.faq-wrap,.content-shell{grid-template-columns:1fr}.toc,.sidebar{position:static}.faq-cats{position:sticky;top:82px;display:flex;align-items:center;gap:6px;overflow-x:auto;padding:10px 12px;white-space:nowrap}.faq-cats strong{margin:0 6px 0 0}.faq-cats a{display:inline-flex;flex:0 0 auto}.feature-grid,.release-grid,.guide-grid,.post-list{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:640px){.container{width:min(100% - 28px,var(--max))}.hero{padding:54px 0 42px}section{padding:58px 0}.feature-grid,.release-grid,.guide-grid,.post-list,.proscons,.trouble,.contact-grid,.footer-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.section-head{display:block}.download-panel{padding:22px}.brand img{width:42px;height:42px}.brand-name{font-size:17px}.footer-brand{grid-column:auto}h1{font-size:42px}.content-shell{padding-top:38px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.reveal{transition:none;opacity:1;transform:none}}


/* hero and about images smaller, fixed 16:9 */
.docs-hero{grid-template-columns:minmax(0,1.15fr) minmax(320px,440px);gap:34px}
.hero-visual{width:100%;max-width:440px;justify-self:end}
.hero-visual img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;object-position:center}
#about .two-col{grid-template-columns:minmax(0,1.15fr) minmax(300px,420px);gap:22px}
#about .two-col img{display:block;width:100%;max-width:420px;height:auto;aspect-ratio:16/9;object-fit:cover;object-position:center;justify-self:end}
@media (max-width:980px){
  .docs-hero,#about .two-col{grid-template-columns:1fr}
  .hero-visual,#about .two-col img{max-width:680px;justify-self:center}
}
@media (max-width:640px){
  .hero-visual,#about .two-col img{max-width:100%}
}


/* smaller 16:9 thumbnails for guides/blog cards */
.guide-grid,.post-list{align-items:start}
.guide-card,.post-card{display:flex;flex-direction:column}
.guide-card img,.post-card img{display:block;width:100%;max-width:260px;aspect-ratio:16/9;object-fit:cover;object-position:center;margin:0 auto 16px;border-radius:12px;border:1px solid var(--line)}
.post-card{padding:18px}
.post-card div{padding:0}
@media (max-width:1140px){
  .guide-grid,.post-list{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .guide-grid,.post-list{grid-template-columns:1fr}
  .guide-card img,.post-card img{max-width:100%}
}


/* hard-lock Guides Preview media to 16:9; versioned class avoids stale rules */
#guides .guide-card .guide-thumb-16x9{
  display:block !important;
  width:100% !important;
  max-width:100% !important;
  height:auto !important;
  aspect-ratio:16 / 9 !important;
  object-fit:cover !important;
  object-position:center !important;
  margin:0 0 16px !important;
  border-radius:12px;
  border:1px solid var(--line);
}