:root{--navy-950:#071a31;--navy-900:#0b2545;--navy-800:#12365e;--blue-700:#1769aa;--blue-600:#2680c2;--teal-700:#1769aa;--teal-600:#1769aa;--teal-100:#eaf4fb;--ink:#142033;--slate:#526174;--muted:#718096;--line:#dce3e8;--mist:#f3f6f8;--warm:#f8f7f4;--white:#fff;--warning:#9b5a08;--warning-bg:#fff5dc;--danger:#9b2c2c;--danger-bg:#fff0f0;--success:#146c43;--success-bg:#e8f7ef;--shadow-sm:0 1px 2px rgba(7,26,49,.06),0 4px 14px rgba(7,26,49,.05);--shadow-md:0 16px 40px rgba(7,26,49,.1);--radius-sm:.5rem;--radius-md:.85rem;--radius-lg:1.25rem;--container:1180px;--content:760px;--font-sans:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-serif:Georgia,"Times New Roman",serif;--step--1:clamp(.84rem,.82rem + .1vw,.9rem);--step-0:clamp(1rem,.96rem + .18vw,1.1rem);--step-1:clamp(1.18rem,1.08rem + .45vw,1.42rem);--step-2:clamp(1.48rem,1.25rem + 1vw,2rem);--step-3:clamp(1.9rem,1.48rem + 1.8vw,2.85rem);--step-4:clamp(2.45rem,1.75rem + 3vw,4.1rem)}
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.hero{position:relative;overflow:hidden;padding:clamp(4.5rem,8vw,8rem) 0;color:#d8e6f3;background:linear-gradient(115deg,var(--navy-950),var(--navy-900) 70%,#103b5a)}.hero::after{position:absolute;right:-10vw;bottom:-22rem;width:40rem;height:40rem;background:radial-gradient(circle,rgba(23,105,170,.09),transparent 65%);content:""}.hero__grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(330px,.75fr);align-items:center;gap:clamp(3rem,7vw,6rem)}.hero h1{max-width:800px;color:var(--white);font-size:clamp(2.7rem,5vw,4.7rem)}.hero__content>p{max-width:690px;color:#c8d8e7;font-size:var(--step-1)}.hero__actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}.hero-search{padding:1.4rem;background:rgba(255,255,255,.98);border:1px solid rgba(255,255,255,.45);border-radius:var(--radius-lg);box-shadow:0 25px 60px rgba(0,0,0,.24)}.hero-search__label{display:block;margin-bottom:.65rem;color:var(--navy-950);font-size:.9rem;font-weight:800}.hero-search .search-form{display:grid}.hero-search .search-field{min-height:56px}.hero-search .button{min-height:50px}.topic-links{display:flex;flex-wrap:wrap;gap:.35rem .7rem;margin-top:.85rem;color:var(--slate);font-size:.75rem}.topic-links a{font-weight:700}.trust-strip{background:#fff;border-bottom:1px solid var(--line)}.trust-strip__grid{display:grid;grid-template-columns:repeat(3,1fr)}.trust-strip__grid>div{display:flex;align-items:center;gap:.75rem;padding:1.25rem}.trust-strip__grid>div+div{border-left:1px solid var(--line)}.trust-strip__grid span:last-child{display:grid;color:var(--slate);font-size:.76rem;line-height:1.35}.trust-strip__grid strong{color:var(--navy-950);font-size:.88rem}.trust-icon{display:grid;min-width:38px;height:38px;place-items:center;color:var(--teal-700);background:var(--teal-100);border-radius:50%;font-size:.82rem;font-weight:850}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:2rem;margin-bottom:2.3rem}.section-heading>div{max-width:700px}.section-heading>p{max-width:470px;margin-bottom:.7rem;color:var(--slate)}.section-heading--line{padding-bottom:1.3rem;border-bottom:1px solid var(--line)}.card-grid{display:grid;gap:1.25rem}.card-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}.topic-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:1rem;padding:1.35rem;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);text-decoration:none;transition:transform .18s,box-shadow .18s,border-color .18s}.topic-card:hover{color:var(--ink);border-color:#91b4cd;box-shadow:var(--shadow-md);transform:translateY(-3px)}.topic-card__icon{display:grid;width:46px;height:46px;place-items:center;color:var(--navy-900);background:#e8f0f6;border-radius:12px;font-weight:850}.topic-card>span:nth-child(2){display:grid}.topic-card strong{font-size:1rem}.topic-card small{margin-top:.3rem;color:var(--slate);line-height:1.45}.topic-card--accent{background:#eef6fc;border-color:#bed9eb}.topic-card--accent .topic-card__icon{color:var(--teal-700);background:#dcecf7}.post-card{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s}.post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}.post-card__media{display:block;aspect-ratio:16/9;overflow:hidden;background:#e7edf2}.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.post-card:hover .post-card__media img{transform:scale(1.03)}.post-card__placeholder{display:grid;width:100%;height:100%;place-items:center;background:linear-gradient(145deg,#dceaf3,#edf5f5)}.post-card__placeholder span{color:var(--navy-800);font-size:.78rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.post-card__body{padding:1.25rem}.post-card h3{font-size:1.24rem}.post-card h3 a{color:var(--navy-950);text-decoration:none}.post-card p{color:var(--slate);font-size:.91rem}.post-card__meta{display:flex;flex-wrap:wrap;gap:.35rem;color:var(--muted);font-size:.72rem}.credibility{display:grid;grid-template-columns:1fr .85fr;align-items:center;gap:clamp(3rem,8vw,8rem)}.trust-panel{display:flex;gap:1rem;padding:1.5rem;color:var(--ink);background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.trust-panel__monogram,.avatar-fallback{display:grid;flex:0 0 auto;width:58px;height:58px;place-items:center;color:#fff;background:var(--teal-700);border-radius:50%;font-weight:850}.trust-panel>div:last-child{display:grid}.trust-panel span{color:var(--slate);font-size:.83rem}.trust-panel p{margin:.7rem 0;font-size:.88rem}.trust-panel a{font-size:.82rem;font-weight:750;text-decoration:none}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:2rem;color:var(--muted);font-size:.78rem}.breadcrumbs a{text-decoration:none}.archive-header,.page-header{max-width:800px;margin-bottom:3rem}.archive-description{color:var(--slate);font-size:var(--step-1)}.article-header{margin-bottom:2.5rem}.article-header h1{font-size:clamp(2.3rem,5vw,4rem)}.byline{display:flex;align-items:center;gap:.7rem;margin-top:1.5rem}.byline .avatar-fallback{width:42px;height:42px}.byline>div{display:grid}.byline strong,.byline a{color:var(--ink);font-size:.86rem;text-decoration:none}.byline span{color:var(--muted);font-size:.76rem}.article-hero{margin:0 0 2.5rem}.article-hero img{border-radius:var(--radius-lg)}.entry-content{font-family:var(--font-serif);font-size:clamp(1.05rem,1rem + .2vw,1.18rem);line-height:1.8}.entry-content>*+*{margin-top:1.4em}.entry-content h2,.entry-content h3,.entry-content h4{font-family:var(--font-sans);margin-top:1.8em}.entry-content h2{font-size:var(--step-2)}.entry-content h3{font-size:var(--step-1)}.entry-content a{font-weight:650}.entry-content blockquote{margin:2rem 0;padding:1.2rem 1.5rem;color:var(--navy-900);background:var(--mist);border-left:5px solid var(--teal-600);font-size:1.22em;font-weight:650}.entry-content table{width:100%;border-collapse:collapse;font-family:var(--font-sans);font-size:.9rem}.entry-content th,.entry-content td{padding:.8rem;border:1px solid var(--line);text-align:left}.entry-content th{color:#fff;background:var(--navy-900)}.entry-content tbody tr:nth-child(even){background:var(--mist)}.lur-alert,.lur-callout{padding:1.1rem 1.25rem;background:#eaf4fb;border:1px solid #bdd8ea;border-left:5px solid var(--blue-700);border-radius:var(--radius-sm);font-family:var(--font-sans);font-size:.93rem}.lur-callout--education{background:var(--teal-100);border-color:#bdd8ea;border-left-color:var(--teal-700)}.lur-alert--warning{background:var(--warning-bg);border-color:#efd59a;border-left-color:var(--warning)}.lur-alert--success{background:var(--success-bg);border-color:#b7dfca;border-left-color:var(--success)}details.lur-faq{font-family:var(--font-sans);border-top:1px solid var(--line)}details.lur-faq:last-child{border-bottom:1px solid var(--line)}details.lur-faq summary{padding:1rem .2rem;color:var(--navy-950);font-weight:780;cursor:pointer}details.lur-faq>div{padding:0 .2rem 1rem;color:var(--slate)}code,pre{font-family:"SFMono-Regular",Consolas,monospace}code{padding:.12em .3em;background:#edf1f4;border-radius:.25rem;font-size:.88em}pre{overflow:auto;padding:1rem;color:#eaf2f8;background:var(--navy-950);border-radius:var(--radius-sm)}pre code{padding:0;background:transparent}.navigation.pagination{margin-top:3rem}.nav-links{display:flex;flex-wrap:wrap;justify-content:center;gap:.4rem}.page-numbers{display:grid;min-width:44px;height:44px;place-items:center;padding:0 .7rem;color:var(--navy-900);background:#fff;border:1px solid var(--line);border-radius:.4rem;font-size:.84rem;font-weight:750;text-decoration:none}.page-numbers.current,.page-numbers:hover{color:#fff;background:var(--navy-900);border-color:var(--navy-900)}.empty-state{grid-column:1/-1;padding:4rem 1.5rem;text-align:center;background:var(--mist);border:1px dashed #aebbc6;border-radius:var(--radius-lg)}.empty-state--compact{padding:2rem}.empty-state__icon{display:grid;width:54px;height:54px;margin:0 auto 1rem;place-items:center;color:var(--blue-700);background:#fff;border-radius:50%;font-size:1.5rem}.error-page{display:grid;min-height:65vh;place-items:center;padding:5rem 0;background:var(--mist)}.error-page__inner{max-width:700px;text-align:center}.error-code{display:block;color:#cad5dd;font-size:clamp(5rem,15vw,10rem);font-weight:900;line-height:.8}.error-page .search-form{margin:2rem 0}.legal-page .entry-content{font-family:var(--font-sans);font-size:1rem}.legal-page .entry-content h2{padding-top:1.5rem;border-top:1px solid var(--line)}
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@media (max-width:640px){.container{width:min(calc(100% - 1.25rem),var(--container))}.section{padding:3.6rem 0}.brand__mark{width:38px;height:38px}.brand__text small{display:none}.search-button>span:last-child{display:none}.hero{padding:4rem 0}.hero h1{font-size:clamp(2.45rem,12vw,3.4rem)}.hero__actions{display:grid}.hero__actions .button{width:100%}.trust-strip__grid{grid-template-columns:1fr}.trust-strip__grid>div+div{border-top:1px solid var(--line);border-left:0}.section-heading{display:block}.card-grid--3{grid-template-columns:1fr}.topic-card{padding:1.1rem}.newsletter-band__inner{grid-template-columns:1fr;gap:2rem}.newsletter-form>div,.search-form{display:grid}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{display:block}.footer-bottom p:last-child{margin-top:.8rem;text-align:left}.entry-content table{display:block;overflow-x:auto}.error-page .search-form{display:grid}}

/* Mobile navigation: keep the page stationary and let the open menu scroll. */
@media (max-width:959px){body.menu-open{position:fixed;right:0;left:0;width:100%;overflow:hidden;touch-action:none}.primary-nav{max-height:calc(100dvh - 68px);overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding-bottom:2rem}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
@media (min-width:960px){.primary-nav .sub-menu .sub-menu{top:-.7rem;left:calc(100% + .25rem);border-radius:var(--radius-md)}}
.swatch-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:4rem}.swatch{display:grid;min-height:130px;align-content:end;padding:1rem;color:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.swatch span{font-weight:800}.swatch code{width:max-content;color:inherit;background:rgba(255,255,255,.14)}.swatch--navy{background:var(--navy-900)}.swatch--blue{background:var(--blue-700)}.swatch--teal{background:var(--teal-600)}.swatch--mist{color:var(--ink);background:var(--mist);border:1px solid var(--line)}.specimen{padding:3rem 0;border-top:1px solid var(--line)}.specimen .lead{max-width:780px;color:var(--slate);font-size:var(--step-1)}.component-row{display:flex;flex-wrap:wrap;align-items:center;gap:1rem;margin-bottom:2rem}.demo-form{display:grid;max-width:650px;gap:.55rem}.demo-form>label{margin-top:.5rem;font-size:.82rem;font-weight:750}.calculator-card{padding:1.5rem;background:linear-gradient(145deg,#fff,#f1f7fa);border:1px solid #cadde8;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.calculator-card__icon{display:grid;width:46px;height:46px;margin-bottom:1rem;place-items:center;color:#fff;background:var(--blue-700);border-radius:12px;font-weight:850}.calculator-card p{color:var(--slate);font-size:.9rem}.two-column-specimen{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.two-column-specimen>div>*+*{margin-top:1rem}.two-column-specimen table{width:100%;border-collapse:collapse;font-size:.88rem}.two-column-specimen th,.two-column-specimen td{padding:.8rem;border:1px solid var(--line);text-align:left}.two-column-specimen th{color:#fff;background:var(--navy-900)}.author-panel{display:flex;gap:1rem;padding:1.3rem;background:var(--mist);border:1px solid var(--line);border-radius:var(--radius-md)}.author-panel h3{margin-bottom:.25rem}.author-panel p{color:var(--slate);font-size:.86rem}@media(max-width:640px){.swatch-grid{grid-template-columns:repeat(2,1fr)}.two-column-specimen{grid-template-columns:1fr}}