:root{--ln-bg:#f5f5f7;--ln-surface:rgba(255,255,255,.72);--ln-glass:rgba(255,255,255,.58);--ln-text:#111114;--ln-muted:#6e6e73;--ln-line:rgba(60,60,67,.14);--ln-accent:#007aff;--ln-radius:22px;--ln-shadow:0 12px 40px rgba(0,0,0,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 10% 0%,rgba(0,122,255,.06),transparent 32%),var(--ln-bg);color:var(--ln-text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}.shared-header{position:sticky;top:10px;z-index:1000;display:flex;align-items:center;gap:18px;max-width:1240px;min-height:64px;margin:10px auto 0;padding:8px 12px 8px 14px;background:var(--ln-glass);border:1px solid rgba(255,255,255,.75);border-radius:22px;box-shadow:var(--ln-shadow);backdrop-filter:saturate(180%) blur(24px);-webkit-backdrop-filter:saturate(180%) blur(24px)}.shared-brand{display:inline-flex;align-items:center;gap:10px;color:var(--ln-text);text-decoration:none;white-space:nowrap}.shared-brand>span:last-child{display:grid;line-height:1.05}.shared-brand small{margin-top:4px;color:var(--ln-muted);font-size:10px;font-weight:600;letter-spacing:.01em}.shared-logo{display:grid;place-items:center;width:38px;height:38px;border-radius:13px;background:linear-gradient(145deg,#1c1c1e,#48484a);color:#fff;font-weight:800;letter-spacing:-.06em;box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 5px 15px rgba(0,0,0,.14)}.shared-desktop-nav{display:flex;align-items:center;gap:2px;flex:1}.shared-desktop-nav>a,.nav-dropdown>summary{padding:9px 11px;border-radius:13px;color:#3a3a3c;text-decoration:none;font-size:14px;font-weight:650;cursor:pointer;list-style:none;transition:.18s ease}.shared-desktop-nav>a[aria-current="page"]{background:rgba(0,122,255,.10);color:var(--ln-accent)}.shared-desktop-nav>a:hover,.nav-dropdown>summary:hover{background:rgba(118,118,128,.12);color:#000}.nav-dropdown{position:relative}.nav-dropdown-menu{position:absolute;top:calc(100% + 10px);left:0;min-width:220px;padding:8px;background:rgba(255,255,255,.86);border:1px solid rgba(255,255,255,.9);border-radius:18px;box-shadow:0 20px 60px rgba(0,0,0,.14);backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px)}.nav-dropdown-menu a{display:block;padding:10px 12px;border-radius:12px;color:#3a3a3c;text-decoration:none;font-size:13px}.nav-dropdown-menu a:hover{background:rgba(118,118,128,.12)}.shared-actions{display:flex;align-items:center;gap:7px}.shared-search-box{display:flex;align-items:center;width:220px;height:40px;padding:0 12px;gap:7px;background:rgba(118,118,128,.09);border:1px solid transparent;border-radius:13px}.shared-search-box:focus-within{background:rgba(255,255,255,.9);border-color:rgba(0,122,255,.25);box-shadow:0 0 0 3px rgba(0,122,255,.08)}.shared-search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ln-text);font:inherit;font-size:13px}.shared-menu-btn{display:none;border:1px solid rgba(255,255,255,.8);background:rgba(118,118,128,.1);border-radius:13px;width:40px;height:40px;font-size:20px}.shared-mobile-menu,.shared-menu-backdrop{display:none}.shared-footer{max-width:1240px;margin:70px auto 16px;padding:0 12px;background:transparent;color:var(--ln-text)}.shared-footer-grid{padding:36px;background:var(--ln-glass);border:1px solid rgba(255,255,255,.78);border-radius:28px;box-shadow:var(--ln-shadow);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:38px}.shared-footer-brand{display:flex;align-items:center;gap:10px}.shared-footer p{max-width:380px;line-height:1.7;color:var(--ln-muted)}.shared-footer-grid>div>strong:not(.shared-footer-brand strong){display:block;margin-bottom:14px}.shared-footer-grid a{display:block;margin:9px 0;color:var(--ln-muted);text-decoration:none;font-size:14px}.shared-footer-grid a:hover{color:var(--ln-accent)}.shared-footer-bottom{padding:18px 6px;display:flex;justify-content:space-between;gap:15px;color:var(--ln-muted);font-size:12px}@media(max-width:900px){.shared-header{left:12px;right:12px;width:auto;justify-content:space-between}.shared-desktop-nav{display:none}.shared-menu-btn{display:block}.shared-search-box{display:flex;width:min(34vw,190px)}.shared-mobile-menu{position:fixed;inset:82px 12px auto 12px;z-index:1002;display:none;flex-direction:column;padding:12px;background:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.9);border-radius:22px;box-shadow:0 24px 80px rgba(0,0,0,.2);backdrop-filter:blur(28px);-webkit-backdrop-filter:blur(28px)}.shared-mobile-menu.open{display:flex}.shared-mobile-head{display:flex;justify-content:space-between;align-items:center;padding:8px 8px 12px;border-bottom:1px solid var(--ln-line);margin-bottom:5px}.shared-mobile-head button{border:0;background:rgba(118,118,128,.1);border-radius:10px;width:34px;height:34px;font-size:22px}.shared-mobile-menu>a{padding:12px;border-radius:12px;color:#3a3a3c;text-decoration:none}.shared-mobile-menu>a:hover{background:rgba(118,118,128,.1)}.shared-menu-backdrop{position:fixed;inset:0;z-index:1001;background:rgba(0,0,0,.22);backdrop-filter:blur(3px)}.shared-footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.shared-header{top:7px;margin-top:7px}.shared-search-box{display:flex;width:min(42vw,170px);height:38px;padding:0 10px}.shared-search-box span{display:inline}.shared-search-box input{display:block;font-size:12px}.shared-actions{min-width:0}.shared-brand{min-width:0}.shared-brand>span:last-child{min-width:0}.shared-brand>span:last-child strong{overflow:hidden;text-overflow:ellipsis}.shared-footer{margin-top:48px}.shared-footer-grid{grid-template-columns:1fr;padding:28px 22px}.shared-footer-bottom{display:grid;padding:14px 6px}.shared-brand small{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.shared-desktop-nav>a,.nav-dropdown>summary{transition:none}}
/* Article discovery */
.related-section{margin:54px 0 18px;padding-top:36px;border-top:1px solid rgba(16,24,40,.10)}
.related-section .section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:20px}
.related-section .section-head h2{margin:6px 0 0;font-size:clamp(25px,4vw,38px);letter-spacing:-.04em}
.related-section .section-head p:not(.eyebrow){margin:7px 0 0;color:#667085}
.related-section .post-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.related-section .post-card{border:1px solid rgba(16,24,40,.09);border-radius:20px;padding:20px;background:rgba(255,255,255,.72);box-shadow:0 10px 30px rgba(16,24,40,.05)}
.related-section .post-card h2{font-size:20px;line-height:1.2;margin:8px 0}
.related-section .post-card h2 a{text-decoration:none;color:inherit}
.related-section .post-card p:not(.eyebrow){color:#667085;line-height:1.6}
@media(max-width:640px){.related-section .section-head{align-items:flex-start}.related-section .post-grid{grid-template-columns:1fr}.related-section .post-card{padding:17px}}

/* Article reading experience */
.reading-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:2000;background:rgba(0,0,0,.06);pointer-events:none}.reading-progress span{display:block;height:100%;width:0;background:var(--ln-accent);transition:width .08s linear}
.article-tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.article-tools button{border:1px solid var(--ln-line);background:rgba(255,255,255,.76);color:var(--ln-text);border-radius:13px;padding:9px 13px;font:inherit;font-size:13px;font-weight:700;cursor:pointer;box-shadow:0 5px 18px rgba(0,0,0,.05)}.article-tools button:hover{border-color:rgba(0,122,255,.28);background:#fff}
.article-toc{margin:26px 0 30px;padding:18px 20px;border:1px solid var(--ln-line);border-radius:20px;background:rgba(255,255,255,.68);box-shadow:0 10px 28px rgba(0,0,0,.05)}.toc-title{font-size:13px;font-weight:800;margin-bottom:10px;letter-spacing:.02em}.toc-link{display:block;padding:6px 0;color:var(--ln-muted);text-decoration:none;font-size:13px;line-height:1.4}.toc-link:hover{color:var(--ln-accent)}.toc-level-3{padding-left:12px}.toc-level-4,.toc-level-5,.toc-level-6{padding-left:24px}
@media(min-width:900px){.article-toc{max-width:760px}}
@media(max-width:560px){.article-tools button{flex:1}.article-toc{padding:15px 16px;border-radius:17px}}

.context-link{color:var(--ln-accent);font-weight:650;text-decoration:underline;text-decoration-color:rgba(0,122,255,.25);text-underline-offset:3px}.context-link:hover{text-decoration-color:currentColor}

/* Topic hubs */
.topic-hero{padding:52px 42px;margin-bottom:28px;border:1px solid rgba(255,255,255,.85);border-radius:30px;background:linear-gradient(135deg,rgba(255,255,255,.88),rgba(231,241,255,.72));box-shadow:0 18px 55px rgba(0,0,0,.07)}
.topic-hero h1{margin:8px 0 12px;font-size:clamp(42px,7vw,78px);letter-spacing:-.055em;line-height:.98}.topic-hero>p:not(.eyebrow){max-width:720px;color:var(--ln-muted);font-size:18px;line-height:1.65;margin:0}.topic-stats{display:inline-flex;align-items:center;gap:10px;margin-top:24px;padding:10px 14px;border:1px solid var(--ln-line);border-radius:14px;background:rgba(255,255,255,.65)}.topic-stats strong{font-size:20px}.topic-stats span{color:var(--ln-muted);font-size:13px}.topic-list{margin-top:34px}.topic-list .section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}.topic-list .section-head h2{margin:6px 0 0;font-size:clamp(25px,4vw,38px);letter-spacing:-.04em}.topic-list .post-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.topic-card{border:1px solid rgba(16,24,40,.09);border-radius:20px;padding:20px;background:rgba(255,255,255,.72);box-shadow:0 10px 30px rgba(16,24,40,.05)}.topic-card h2{font-size:20px;line-height:1.2;margin:8px 0}.topic-card h2 a{color:inherit;text-decoration:none}.topic-card p:not(.eyebrow){color:var(--ln-muted);line-height:1.6}.topic-directory{margin-top:42px;padding:24px;border-top:1px solid var(--ln-line)}.topic-pills{display:flex;flex-wrap:wrap;gap:9px;margin-top:12px}.topic-pills a,.article-topics a{padding:8px 12px;border:1px solid rgba(0,122,255,.14);border-radius:999px;background:rgba(255,255,255,.72);color:var(--ln-accent);text-decoration:none;font-size:13px;font-weight:700}.topic-pills a:hover,.article-topics a:hover{background:#fff;border-color:rgba(0,122,255,.3)}.article-topics{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:18px 0 4px}.article-topics>span{font-size:12px;font-weight:800;color:var(--ln-muted);margin-right:3px}
@media(max-width:640px){.topic-hero{padding:34px 22px;border-radius:24px}.topic-hero>p:not(.eyebrow){font-size:16px}.topic-list .section-head{align-items:flex-start}.topic-list .post-grid{grid-template-columns:1fr}.topic-card{padding:17px}.topic-directory{padding:20px 0}}

/* Content insights dashboard */
.insight-summary{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}.insight-summary>div{min-width:150px;padding:18px;border:1px solid rgba(16,24,40,.08);border-radius:18px;background:rgba(255,255,255,.72)}.insight-summary strong{display:block;font-size:30px;letter-spacing:-.04em}.insight-summary span{display:block;margin-top:4px;color:#667085;font-size:12px}.insight-section{margin-top:44px}.insight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.insight-card{padding:20px;border:1px solid rgba(16,24,40,.09);border-radius:20px;background:linear-gradient(145deg,#fff,rgba(238,246,255,.7));box-shadow:0 10px 30px rgba(16,24,40,.05)}.insight-card span{display:block;color:#667085;font-size:11px;font-weight:900;letter-spacing:.08em}.insight-card strong{display:block;font-size:34px;margin:18px 0 3px;letter-spacing:-.05em}.insight-card small{color:#667085;font-size:12px}.gap-list{display:grid;gap:8px;max-width:760px}.gap-row{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:16px;padding:15px 16px;border:1px solid rgba(16,24,40,.08);border-radius:15px;background:rgba(255,255,255,.7)}.gap-row span{font-weight:800}.gap-row strong{font-size:18px}.gap-row small{color:#667085;font-size:11px}@media(max-width:800px){.insight-grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.insight-grid{grid-template-columns:1fr}.insight-summary>div{flex:1;min-width:0}.gap-row{grid-template-columns:1fr auto}.gap-row small{display:none}}

/* Global content normalization — keeps legacy tools/articles visually consistent */
main,.page,.page-wrap,.content,.container,.site-main,.main-content,.post-body,.entry-content,.article-body{max-width:1240px;width:min(calc(100% - 32px),1240px);margin-left:auto!important;margin-right:auto!important}
main{min-width:0}main img,main video,main iframe,main embed,main object{max-width:100%}main table{max-width:100%;overflow-x:auto}main input,main select,main textarea,main button{font:inherit}main h1,main h2,main h3,main h4{overflow-wrap:anywhere;letter-spacing:-.025em}main p,main li{overflow-wrap:anywhere}
.ln-page-card,.content-card,.tool-card,.article-card,.post-card,.blog-card,.box,.card,.tool-container{border:1px solid rgba(16,24,40,.09);border-radius:22px;background:rgba(255,255,255,.78);box-shadow:0 12px 36px rgba(16,24,40,.06)}
.ln-page-card,.content-card,.article-card,.tool-container{padding:clamp(20px,4vw,42px)}main .btn,main button,.tool-button,.action-button{border-radius:13px;min-height:42px}main pre{max-width:100%;overflow:auto;-webkit-overflow-scrolling:touch;border-radius:16px}main :where(input,select,textarea){max-width:100%;box-sizing:border-box}
@media(max-width:760px){main,.page,.page-wrap,.content,.container,.site-main,.main-content,.post-body,.entry-content,.article-body{width:min(calc(100% - 20px),1240px)}.ln-page-card,.content-card,.article-card,.tool-container{padding:20px;border-radius:18px}}
@media(max-width:480px){main,.page,.page-wrap,.content,.container,.site-main,.main-content,.post-body,.entry-content,.article-body{width:calc(100% - 16px)}}