/* Shared interface layer. Base layout is in style.css and editorial.css. */
:root{--line:#e2e8f0;--soft:#f6f8fb;--ink:#202a39;--muted:#526176;--blue:#185cc6;--radius:20px;--shadow:0 10px 32px -22px #20344b40;--ease:cubic-bezier(.2,.7,.25,1)}
html{font-size:100%;scroll-padding-top:6.5rem}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-optical-sizing:auto;line-height:1.75;color:var(--ink)}
h1,h2,h3{color:var(--ink);letter-spacing:-.035em;text-wrap:balance}h1{font-weight:740}h2,h3{font-weight:680}p{line-height:1.8}a{text-underline-offset:.22em}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #185cc6;outline-offset:4px}.eyebrow{font-size:.6875rem;letter-spacing:.1em;color:#526176}.lead{line-height:1.8;color:#46566b}small,.micro{color:#526176}
/* Navigation stays in document flow on small screens. */
.site-header{z-index:10;background:#fffffff2;border:0;box-shadow:0 1px 0 #dfe6f0,0 10px 28px -25px #23395155}.header-inner{min-height:5rem;gap:1.6rem}.site-brand{color:var(--ink);letter-spacing:-.055em}.brand-sub{color:#526176;letter-spacing:.16em}.site-brand img{transition:none}.site-brand:hover img{transform:none}.site-header nav{gap:1.25rem;align-items:center}.site-header nav a{display:flex;align-items:center;justify-content:center;min-height:44px;padding:.5rem .1rem;font-size:.8125rem;font-weight:600;line-height:1.35;color:#46566b;text-decoration:none;position:relative}.site-header nav a:after{content:"";position:absolute;bottom:3px;left:0;right:0;height:2px;background:var(--blue);border-radius:2px;transform:scaleX(0)}.site-header nav a:hover,.site-header nav a[aria-current]{color:var(--blue)}.site-header nav a[aria-current]:after{transform:scaleX(1)}.header-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border:1px solid #d7e3f4;background:#f7faff;padding:.65rem 1rem;border-radius:999px;font-size:.8125rem}.header-action:hover{background:#edf3fd;text-decoration:none}
/* Type and spacing carry the hierarchy; imagery supports the task. */
.hero{position:relative;padding-block:clamp(2.2rem,5vw,4rem);gap:3.2rem;grid-template-columns:1fr 1fr}.hero .eyebrow{font-size:.6875rem;border:0;background:none;padding:0}.hero h1{font-size:clamp(2.8rem,5vw,4.4rem);line-height:1.07;letter-spacing:-.055em;margin:1.25rem 0}.hero .lead{font-size:1.0625rem;line-height:1.8;color:#46566b}.hero-actions{gap:1.5rem;margin:1.5rem 0}.hero-note{font-size:.8125rem;line-height:1.7;color:#526176}.hero-art{position:relative;isolation:isolate}.hero-art:before{content:"";position:absolute;inset:-1rem -.5rem 1rem;z-index:-1;border-radius:50%;background:radial-gradient(ellipse,#eef5ff,transparent 70%)}.hero-art img{width:100%;border:1px solid #e7edf5;border-radius:24px;box-shadow:0 22px 60px -42px #305c9d70;transform:none;transition:none}.hero-art figcaption{font-size:.6875rem;line-height:1.7;color:#526176;padding-top:.8rem}.color-dots{opacity:.75}
.button{min-height:48px;border-radius:11px;padding:.82rem 1.25rem;gap:1.25rem;transition:background 140ms ease,color 140ms ease,border-color 140ms ease,transform 100ms ease-out;line-height:1.45}.button.primary:not(:disabled){box-shadow:0 5px 14px -9px #185cc680}.button:hover{filter:none}.primary:hover:not(:disabled){background:#124da9}.secondary:hover{background:#f2f6fc;border-color:#b9cce5}.button:active:not(:disabled),.header-action:active{transform:scale(.98);transition:transform 80ms ease-out}.text-link{display:inline-flex;align-items:center;min-height:44px;font-size:.875rem;line-height:1.55}.button:hover:not(:disabled){transform:none}.button:active:not(:disabled){transform:scale(.98)}
.detail-strip{border:1px solid var(--line);border-radius:16px;padding:1.25rem 1.5rem;background:#fafcff;gap:1.25rem;box-shadow:none}.detail-strip div{padding-left:1.25rem}.detail-strip span{font-size:.6875rem;letter-spacing:.03em;color:#526176}.detail-strip strong{font-size:.875rem;color:#26354a}.section{padding-block:4rem}.section-heading{max-width:760px;margin-bottom:1.8rem}.section-heading h2{font-size:clamp(1.8rem,3vw,2.45rem);line-height:1.2;margin-top:.8rem}.section-heading p{max-width:690px;line-height:1.8}.soft-section{border-block:1px solid #e9eef5;background:#f7f9fc}.soft-section>.container:not(.section){padding-block:4rem}.editorial-split{gap:3rem}.editorial-split h2{line-height:1.2}.editorial-figure img{border-radius:18px;border:1px solid var(--line);box-shadow:none}.editorial-figure figcaption{padding-top:.8rem;color:#526176;font-size:.75rem}
/* Reading pages use a quiet title and compact author credit. */
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.prose.wide{max-width:840px;margin-inline:auto}.prose>section{margin-block:2.6rem}.prose h2{font-size:clamp(1.6rem,2.8vw,2.1rem);line-height:1.25;letter-spacing:-.03em}.prose>section>h2{padding-bottom:.75rem;border-bottom:1px solid #e8edf5}.prose p,.prose li{font-size:1rem;line-height:1.85;color:#465366}.prose .lead{font-size:1.125rem;line-height:1.8;color:#46566b;margin-bottom:1.5rem}.article-steps{list-style:none;counter-reset:install;display:grid;gap:.75rem;padding:0}.article-steps li{position:relative;counter-increment:install;border:1px solid #e2e9f3;border-radius:12px;padding:1.2rem 1.2rem 1.2rem 4rem;margin:0;background:#fcfdff;font-size:.9375rem}.article-steps li:before{content:counter(install,decimal-leading-zero);position:absolute;top:1.25rem;left:1.1rem;display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:#eaf2ff;color:#185cc6;font-size:.75rem;font-weight:700}.guide-visual{padding:1rem;border:1px solid #e2eaf5;border-radius:18px;background:#fafcff}.guide-visual figcaption{font-size:.75rem;padding-top:.75rem}.guide-visual img{border-radius:12px}.source-phone img{border-radius:18px;box-shadow:none}.callout,.quick-answer{background:#f1f6ff;border:1px solid #dce7f7;border-radius:12px}.callout{border-left:3px solid #3875d2}.callout strong,.quick-answer strong{color:#263e63}.callout p,.quick-answer p{color:#465366}.article-takeaway{margin:1.2rem 0 1.8rem;padding:1.3rem 1.5rem;border:1px solid #dce6f5;border-left:3px solid #2466cb;border-radius:12px;background:#f3f7fe}.article-takeaway p:last-child,.article-takeaway ul:last-child{margin-bottom:0}.article-takeaway h2,.article-takeaway h3{font-size:1.1rem;margin:0 0 .65rem;line-height:1.5}.article-note{padding:1rem 1.2rem;margin:1.4rem 0;background:#f7f9fc;border:1px solid var(--line);border-radius:12px;color:#46566b;font-size:.9375rem;line-height:1.8}.article-note p:last-child{margin-bottom:0}
/* Cards keep evidence and actions easy to scan. */
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/* Filters remain ordinary GET forms with a progressive advanced section. */
label{color:#46566b;font-size:.8125rem;letter-spacing:0}input[type=search],select{height:50px;min-height:48px;font-size:1rem;border:1px solid #c7d3e2;border-radius:10px;background-color:#fff;transition:border-color 140ms ease,box-shadow 140ms ease}input[type=search]:hover,select:hover{border-color:#8ca8cc}input[type=search]:focus,select:focus{border-color:#185cc6;box-shadow:0 0 0 3px #185cc61a}.config-filters,.comparison-tool{background:#f7f9fc;border:1px solid #dfe7f1;border-radius:17px}.config-filters{padding:1.35rem}.filter-status{color:#46566b;font-size:.875rem;line-height:1.7}.filter-loading{opacity:.7}.search-priority{padding-top:.35rem;margin-bottom:2rem}.search-priority .catalog-results{margin-top:0}.search-priority .config-filters{margin-top:1rem}.search-priority .lead{max-width:790px;font-size:1rem}.config-secondary{grid-column:1/-1;border-top:1px solid #dfe7f1;padding-top:.35rem}.config-secondary>summary{display:flex;align-items:center;min-height:44px;color:#185cc6;font-size:.8125rem;font-weight:600;cursor:pointer}.config-secondary>div,.config-secondary .filter-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem;padding-top:.8rem}.config-secondary>label{display:block;margin-top:1rem}.config-secondary select{width:100%}.comparison-tool{padding:1.6rem}.comparison-tool h2{font-size:1.8rem;line-height:1.25}.compare-form label{min-width:0}.setup-record{background:#f7f9fc;border-radius:17px}.record-grid>div{border-color:#dfe7f1;border-radius:12px}.record-grid p{font-size:.8125rem}.record-grid span{font-size:.8125rem}.table-wrap{border-radius:13px;border:1px solid #dfe7f1;box-shadow:none}th{background:#f3f6fa;color:#46566b;font-size:.75rem;letter-spacing:0;padding-block:1rem}td{border-color:#e7edf4;font-size:.875rem;line-height:1.7}tbody tr:hover{background:#fafcff}.release-facts{border-radius:13px;border:1px solid #dfe7f1;padding:1.2rem;background:#fafcff}.release-facts span{font-size:.75rem}.release-layout .download-widget{top:6.2rem}.file-path-cards article{background:#fafcff;border-radius:12px}.brand-instructions{background:#f7f9fc;border-radius:17px;padding:1.4rem}
.download-section{gap:3rem}.download-widget{position:relative;border-radius:19px;padding:1.7rem;border:1px solid #d5e1f1;background:#fff;box-shadow:0 14px 44px -31px #35578660;overflow:hidden}.download-widget:before{content:"";position:absolute;top:0;left:1.7rem;right:1.7rem;height:2px;border-radius:0 0 3px 3px;background:#3778dd}.widget-heading{margin-bottom:1.4rem}.widget-heading h2{font-size:1.375rem;color:#243249;line-height:1.35}.icon-disc{width:42px;height:42px;border-radius:12px;background:#edf4ff}.selected-file{border:1px solid #e0e8f3;border-radius:11px;padding:1rem;background:#f8faff;margin:1.25rem 0}.selected-file strong{font-size:.8125rem}.selected-file p{font-size:.8125rem}.download-status{font-size:.875rem;line-height:1.7}.download-widget .micro{font-size:.75rem;line-height:1.7}.owner-download-section{border-block:1px solid var(--line)}.owner-download-section>div>h2{font-size:clamp(1.8rem,3vw,2.4rem);margin-top:1rem;line-height:1.2}.owner-download-section .selected-file{margin-top:0}.gallery figure{border-radius:17px;box-shadow:none}.extra-screens>summary{min-height:44px}.help-links>a{min-height:44px;display:inline-flex;align-items:center;border-radius:999px;padding:.65rem 1rem;font-size:.8125rem}.help-links>a:hover{background:#edf4ff;border-color:#b7cbee;text-decoration:none}.faq-list{background:#fff;border:1px solid #dfe7f1;border-radius:17px;overflow:hidden}.faq-list details{padding:1.15rem 1.4rem;border-color:#e7edf4}.faq-list details:last-child{border-bottom:0}.faq-list summary{min-height:44px;display:flex;justify-content:space-between;align-items:center;gap:1rem;list-style:none;color:#26354a;font-size:.9375rem;line-height:1.55;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";display:grid;place-items:center;flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:#edf3fc;color:#185cc6;font-size:1.2rem;font-weight:400}.faq-list details[open] summary:after{content:"−"}.faq-list p{font-size:.9375rem;line-height:1.8;padding-top:.7rem}
/* Blog pages are part of the same reference, not a separate visual theme. */
.blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.4rem;margin:1.7rem 0 2.5rem}.blog-card{min-width:0;display:flex;flex-direction:column;align-items:flex-start;border:1px solid #dfe7f1;border-radius:17px;padding:1.6rem;background:#fff;transition:border-color 140ms ease}.blog-card h2,.blog-card h3{font-size:1.4rem;line-height:1.3;letter-spacing:-.025em;margin:.7rem 0 .9rem}.blog-card h2 a,.blog-card h3 a{color:#243249}.blog-card p{font-size:.9375rem;line-height:1.8;color:#46566b}.blog-card .text-link{margin-top:auto}.blog-meta{display:flex;flex-wrap:wrap;gap:.4rem .8rem;font-size:.75rem;line-height:1.7;color:#526176;margin-bottom:.75rem}.blog-card .pill{margin-bottom:.5rem}.blog-card figure,.blog-card>img{width:100%;margin-bottom:1.1rem;border-radius:11px;overflow:hidden}.blog-card img{width:100%;height:auto}.blog-article{max-width:840px;margin-inline:auto}
.founder-panel{display:grid;grid-template-columns:78px minmax(0,1fr);gap:1.5rem;padding:1.6rem;background:#f5f8fd;border:1px solid #dce6f3;border-radius:17px}.founder-monogram{display:grid;place-items:center;width:78px;height:78px;border-radius:20px;background:#e8f0fd;border:1px solid #cfdef3;color:#185cc6;font-size:1.5rem;font-weight:700}.founder-panel h3{font-size:1.8rem;letter-spacing:-.035em;margin:.7rem 0 .4rem}.founder-panel .founder-role{font-size:.8125rem;color:#526176;margin:0 0 1rem}.founder-panel p:last-child{margin-bottom:0}.founder-profiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem;margin-top:1.25rem}.founder-profiles>a{display:flex;align-items:center;justify-content:space-between;gap:.8rem;min-height:60px;padding:1rem 1.2rem;border:1px solid #dce6f3;border-radius:11px;color:#26354a;background:#fff;transition:background 140ms ease,border-color 140ms ease;text-decoration:none}.founder-profiles>a:hover{background:#f3f7fd;border-color:#aac5ec}.founder-profiles strong{font-size:.875rem}.founder-profiles small{display:block;font-size:.75rem;color:#526176;margin-top:.3rem}.founder-profiles>a>span:last-child{color:#185cc6}.testing-disclosure{padding:1.4rem 1.5rem;background:#f2f7ff;border:1px solid #dce6f5;border-left:3px solid #2466cb;border-radius:12px}.testing-disclosure>strong{font-size:1rem;color:#263e63}.testing-disclosure p:last-child{margin-bottom:0}
.sources{max-width:900px;padding-block:2.5rem}.sources h2{font-size:1.4rem;color:#46566b}.sources p,.sources li{font-size:.875rem;line-height:1.85}.sources ul:empty{display:none}.related-guides{padding-block:2.5rem 3.5rem;border-top:1px solid var(--line)}.related-guides h2{font-size:1.8rem;margin:.8rem 0 1.6rem}.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}.related-grid>article{padding:1.4rem;background:#f9fbff}.related-grid h3{font-size:1.1875rem;line-height:1.4;margin:0 0 .8rem}.related-grid h3 a{display:flex;align-items:flex-start;gap:.65rem}.related-grid h3 a span{flex:none}.related-grid p{font-size:.875rem;line-height:1.8;margin:0;color:#46566b}.site-footer{position:relative;background:#f8faff;border-color:#dfe7f1;padding-top:2.7rem}.site-footer:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:#dfe7f1}.footer-grid p{max-width:340px;font-size:.875rem;line-height:1.8}.footer-grid nav{gap:.4rem 1.3rem}.footer-grid nav a{display:inline-flex;align-items:center;min-height:44px;padding:.4rem 0;font-size:.875rem}.footer-bottom{margin-top:1.6rem;color:#526176;gap:1rem}.footer-bottom span{font-size:.75rem;line-height:1.8}.color-line{opacity:.45}.reading-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:15;pointer-events:none;transform:scaleX(0);transform-origin:left;background:#2466cb}.back-to-top{position:fixed;bottom:1.4rem;right:1.4rem;z-index:12;display:flex;align-items:center;justify-content:center;gap:.5rem;min-height:44px;border:1px solid #cbd9eb;border-radius:12px;padding:.65rem .95rem;background:#fff;color:#26354a;box-shadow:0 7px 26px -18px #20344b80;font-size:.75rem;font-weight:650;cursor:pointer}.back-to-top:hover{background:#edf4ff}.back-to-top span[aria-hidden]{color:#185cc6;font-size:1.15rem}.skip-link{z-index:30;border-radius:8px}
.blog-card-image{display:block;width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:11px;background:#f5f8fd;margin-bottom:1.2rem}.blog-card-image img{width:100%;height:100%;object-fit:contain}.blog-card-copy{display:flex;flex-direction:column;align-items:flex-start;flex:1;width:100%;min-width:0}.blog-card-copy .blog-meta{margin-top:auto;padding-top:.5rem}
.breadcrumbs{padding-bottom:.45rem}.config-secondary>summary{justify-content:space-between;gap:.75rem;list-style:none}.config-secondary>summary::-webkit-details-marker{display:none}.config-secondary>summary:after{content:"+";flex:none;font-size:1.25rem;line-height:1;color:#185cc6}.config-secondary[open]>summary:after{content:"−"}
.search-priority .config-filters{grid-template-columns:minmax(0,1fr) auto}.search-priority .config-filters>label:first-child{grid-column:auto}.search-priority .config-filters>.button{grid-column:auto;min-width:10rem}
@media(hover:hover) and (pointer:fine){.answer-grid>article:hover,.device-card:hover,.config-card:hover,.release-compare-grid>article:hover,.related-grid>article:hover,.blog-card:hover{transform:none;border-color:#b9cde8;box-shadow:none}.hero-art:hover img{transform:none}.button:hover:not(:disabled){transform:none}.button:active:not(:disabled){transform:scale(.98)}}
@media(min-width:1001px){.site-header{position:sticky;top:0;backdrop-filter:blur(18px) saturate(150%)}}
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