.cmplz-video.cmplz-iframe-styles{background-color:transparent}.cmplz-video.cmplz-hidden{visibility:hidden !important}.cmplz-blocked-content-notice{display:none}.cmplz-placeholder-parent{height:inherit}.cmplz-optin .cmplz-blocked-content-container .cmplz-blocked-content-notice,.cmplz-optin .cmplz-wp-video .cmplz-blocked-content-notice,.cmplz-optout .cmplz-blocked-content-container .cmplz-blocked-content-notice,.cmplz-optout .cmplz-wp-video .cmplz-blocked-content-notice{display:block}.cmplz-blocked-content-container,.cmplz-wp-video{animation-name:cmplz-fadein;animation-duration:600ms;background:#FFF;border:0;border-radius:3px;box-shadow:0 0 1px 0 rgba(0,0,0,0.5),0 1px 10px 0 rgba(0,0,0,0.15);display:flex;justify-content:center;align-items:center;background-repeat:no-repeat !important;background-size:cover !important;height:inherit;position:relative}.cmplz-blocked-content-container.gmw-map-cover,.cmplz-wp-video.gmw-map-cover{max-height:100%;position:absolute}.cmplz-blocked-content-container.cmplz-video-placeholder,.cmplz-wp-video.cmplz-video-placeholder{padding-bottom:initial}.cmplz-blocked-content-container iframe,.cmplz-wp-video iframe{visibility:hidden;max-height:100%;border:0 !important}.cmplz-blocked-content-container .cmplz-custom-accept-btn,.cmplz-wp-video .cmplz-custom-accept-btn{white-space:normal;text-transform:initial;cursor:pointer;position:absolute !important;width:100%;top:50%;left:50%;transform:translate(-50%,-50%);max-width:200px;font-size:14px;padding:10px;background-color:rgba(0,0,0,0.5);color:#fff;text-align:center;z-index:98;line-height:23px}.cmplz-blocked-content-container .cmplz-custom-accept-btn:focus,.cmplz-wp-video .cmplz-custom-accept-btn:focus{border:1px dotted #cecece}.cmplz-blocked-content-container .cmplz-blocked-content-notice,.cmplz-wp-video .cmplz-blocked-content-notice{white-space:normal;text-transform:initial;position:absolute !important;width:100%;top:50%;left:50%;transform:translate(-50%,-50%);max-width:300px;font-size:14px;padding:10px;background-color:rgba(0,0,0,0.5);color:#fff;text-align:center;z-index:98;line-height:23px}.cmplz-blocked-content-container .cmplz-blocked-content-notice .cmplz-links,.cmplz-wp-video .cmplz-blocked-content-notice .cmplz-links{display:block;margin-bottom:10px}.cmplz-blocked-content-container .cmplz-blocked-content-notice .cmplz-links a,.cmplz-wp-video .cmplz-blocked-content-notice .cmplz-links a{color:#fff}.cmplz-blocked-content-container .cmplz-blocked-content-notice .cmplz-blocked-content-notice-body,.cmplz-wp-video .cmplz-blocked-content-notice .cmplz-blocked-content-notice-body{display:block}.cmplz-blocked-content-container div div{display:none}.cmplz-wp-video .cmplz-placeholder-element{width:100%;height:inherit}@keyframes cmplz-fadein{from{opacity:0}to{opacity:1}}:root { --gf-ink:#192b40; --gf-muted:#526174; --gf-accent:#0066cc; --gf-secondary:#014890; --gf-soft:#eef5fd; --gf-line:#dce5ef; --gf-paper:#fff; --gf-bg:#fff; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:24px; }
.gf-site { margin:0; background:var(--gf-bg); color:var(--gf-ink); font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; -webkit-font-smoothing:antialiased; }
.gf-site a,.gf-site a:hover,.gf-site a:focus,.gf-site a:active { color:var(--gf-accent); text-decoration:none; }
.gf-site button,.gf-site input,.gf-site select { font:inherit; }
.gf-site button { cursor:pointer; }
.gf-site input,.gf-site select { width:100%; min-width:0; max-width:100%; height:48px; padding:10px 12px; margin:0; border:1px solid #aebccc; border-radius:8px; background:#fff; color:var(--gf-ink); font-size:16px; line-height:1.35; box-shadow:none; }
.gf-site :focus-visible { outline:3px solid #b56c00; outline-offset:3px; }
.gf-site h1,.gf-site h2,.gf-site h3 { color:var(--gf-ink); font-weight:750; line-height:1.25; letter-spacing:-.025em; }
.gf-site h1 { font-size:clamp(1.8rem,3.2vw,2.7rem); margin:12px 0 22px; }
.gf-site h2 { font-size:clamp(1.4rem,2.4vw,1.85rem); margin:32px 0 16px; }
.gf-site h3 { font-size:1.15rem; margin:12px 0; }
.gf-site p { margin:0 0 18px; }
.gf-site svg { width:32px; height:32px; flex-shrink:0; }
.gf-shell { width:min(1180px,calc(100% - 48px)); margin-inline:auto; }
.gf-header { position:relative; background:#fff; border-bottom:1px solid var(--gf-line); z-index:20; }
.gf-header-inner { display:flex; align-items:center; justify-content:space-between; gap:28px; min-height:100px; padding-block:16px; }
.gf-brand { display:inline-flex; align-items:center; color:var(--gf-secondary)!important; font-weight:750; font-size:22px; line-height:1.2; flex-shrink:0; }
.gf-site .gf-logo { width:205px; max-width:100%; height:auto; max-height:75px; object-fit:contain; }
.gf-header-controls { display:flex; gap:8px; flex-shrink:0; }
.gf-site .gf-icon-button { display:inline-flex; align-items:center; justify-content:center; gap:6px; width:44px; min-height:44px; margin:0; padding:10px; background:#f1f6fc; color:var(--gf-secondary); border:1px solid transparent; border-radius:8px; line-height:1; }
.gf-icon-button svg { width:22px; height:22px; }
.gf-site .gf-icon-button:hover,.gf-site .gf-icon-button[aria-expanded=true] { background:#dcecff; border-color:#a4c3e9; }
.gf-site .gf-menu-toggle { display:none; width:auto; font-size:13px; font-weight:700; }
.gf-nav { display:flex; gap:4px; align-items:center; margin-left:auto; font-size:14px; font-weight:650; }
.gf-nav-group { position:relative; }
.gf-site .gf-nav-group>summary { display:flex; align-items:center; gap:8px; min-height:44px; padding:12px 10px; margin:0; border-radius:8px; white-space:nowrap; font-weight:650; list-style:none; }
.gf-nav-group>summary::-webkit-details-marker { display:none; }
.gf-nav-group>summary::marker { content:""; }
.gf-nav-group>summary:hover,.gf-nav-group[open]>summary { color:var(--gf-secondary); background:var(--gf-soft); }
.gf-chevron { width:6px; height:6px; border-right:1.5px solid currentColor; border-bottom:1.5px solid currentColor; transform:rotate(45deg); margin-top:-3px; }
.gf-nav-group[open] .gf-chevron { transform:rotate(225deg); margin-top:3px; }
.gf-dropdown { position:absolute; top:calc(100% + 12px); left:0; width:470px; padding:22px; border:1px solid var(--gf-line); border-top:3px solid var(--gf-accent); border-radius:12px; background:#fff; box-shadow:0 14px 40px #102c4926; z-index:30; }
.gf-nav-group:nth-last-child(-n+3) .gf-dropdown { left:auto; right:0; }
.gf-dropdown-heading { display:flex; align-items:center; gap:12px; padding-bottom:18px; border-bottom:1px solid var(--gf-line); margin-bottom:10px; }
.gf-dropdown-heading strong { font-size:17px; }
.gf-dropdown-heading p { margin:3px 0 0; color:var(--gf-muted); font-size:12px; font-weight:400; }
.gf-dropdown-links { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:4px 12px; }
.gf-dropdown-links a { display:flex; justify-content:space-between; align-items:center; gap:6px; min-height:44px; padding:9px 8px; border-radius:6px; color:var(--gf-ink); font-size:13px; }
.gf-dropdown-links a:hover { color:var(--gf-secondary); background:var(--gf-soft); }
.gf-dropdown-links a span { color:var(--gf-accent); }
.gf-search-panel { padding-block:20px; border-top:1px solid var(--gf-line); background:#f5f8fc; }
.gf-search-panel[hidden] { display:none; }
.gf-search-panel .gf-search { max-width:780px; }
.gf-eyebrow,.gf-tag { font-size:11px; font-weight:750; text-transform:uppercase; letter-spacing:.085em; color:var(--gf-secondary); }
.gf-site .gf-eyebrow { margin-bottom:10px; }
.gf-hero { background:#063869; color:#fff; overflow:hidden; }
.gf-hero-grid { position:relative; display:grid; grid-template-columns:1.12fr 1fr; align-items:stretch; min-height:444px; }
.gf-hero-copy { padding:48px 42px 48px 0; position:relative; z-index:1; }
.gf-hero .gf-eyebrow { color:#9de5fa; letter-spacing:.13em; }
.gf-hero h1 { color:#fff; font-size:clamp(2rem,3.2vw,2.9rem); max-width:570px; margin:14px 0 20px; line-height:1.12; }
.gf-lead { font-size:17px; color:var(--gf-muted); }
.gf-hero .gf-lead { color:#e0edf8; max-width:510px; }
.gf-actions { display:flex; align-items:stretch; flex-wrap:wrap; gap:12px; margin:22px 0 0; }
.gf-site .gf-button { display:inline-flex; align-items:center; justify-content:center; gap:9px; min-height:48px; padding:12px 18px; margin:0; border:1px solid var(--gf-accent); border-radius:8px; background:var(--gf-accent); color:#fff; font-size:14px; font-weight:700; line-height:1.35; text-align:center; box-shadow:none; }
.gf-site .gf-button:hover { filter:brightness(.93); color:#fff; }
.gf-site .gf-button.gf-outline { background:#fff; color:var(--gf-secondary); border-color:#a8bfd7; }
.gf-hero .gf-button { background:#fff; border-color:#fff; color:#06457f; }
.gf-hero .gf-button.gf-outline { color:#fff; border-color:#ffffff80; background:transparent; }
.gf-hero .gf-button:hover { background:#e7f4ff; color:#063869; }
.gf-hero .gf-button.gf-outline:hover { background:#ffffff17; color:#fff; }
.gf-site .gf-hero-caption { display:flex; align-items:flex-start; gap:6px; margin:24px 0 0; font-size:12px; color:#d4e7f6; }
.gf-hero-caption svg { width:18px; height:18px; }
.gf-hero-art { min-width:0; position:relative; background:#00aed4; }
.gf-hero-art::before { content:""; position:absolute; z-index:1; width:80px; inset:0 auto 0 -1px; background:linear-gradient(90deg,#063869,transparent); pointer-events:none; }
.gf-site .gf-hero-photo { width:100%; height:100%; max-width:none; position:absolute; object-fit:cover; object-position:87% center; }
.gf-hero-drawing { height:100%; min-height:300px; display:flex; align-items:center; justify-content:center; gap:24px; background:#0879a4; }
.gf-hero-drawing svg { width:80px; height:80px; padding:12px; background:#ffffff20; border-radius:16px; }
.gf-topics { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:16px; padding-block:24px 6px; }
.gf-site .gf-topic { display:flex; align-items:center; gap:12px; padding:18px 16px; border:1px solid #d4e2f2; border-radius:12px; color:var(--gf-ink); background:#f4f8fe; min-width:0; }
.gf-topic:nth-child(2) { background:#eef9f3; border-color:#cfe5d9; }
.gf-topic:nth-child(3) { background:#f5f1fc; border-color:#e3d9f4; }
.gf-topic:nth-child(4) { background:#fff7e9; border-color:#f0dfbb; }
.gf-topic:hover { box-shadow:0 4px 14px #14365412; border-color:#88b4e1; }
.gf-topic-icon { display:flex; align-items:center; justify-content:center; width:44px; height:44px; flex-shrink:0; background:#e1edfc; border-radius:10px; color:#07549d; }
.gf-topic:nth-child(2) .gf-topic-icon { background:#d7f0e2; color:#176044; }
.gf-topic:nth-child(3) .gf-topic-icon { background:#e8defb; color:#644492; }
.gf-topic:nth-child(4) .gf-topic-icon { background:#f9e8c3; color:#825417; }
.gf-topic-icon svg { width:28px; height:28px; }
.gf-topic strong { display:block; font-size:14px; line-height:1.4; }
.gf-topic small { display:block; color:var(--gf-muted); font-size:11px; line-height:1.5; margin-top:3px; }
.gf-topic-arrow { margin-left:auto; color:var(--gf-accent); }
.gf-search { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:8px; align-items:stretch; }
.gf-site .gf-search input[type=search],.gf-site .gf-search .gf-button { height:48px; min-height:48px; margin:0; }
.gf-search button { white-space:nowrap; }
.gf-section { padding-block:46px; }
.gf-section-head { display:flex; align-items:end; justify-content:space-between; gap:24px; margin-bottom:24px; }
.gf-section-head h2 { margin:0 0 10px; }
.gf-section-head p { margin:0; font-size:15px; color:var(--gf-muted); }
.gf-section-head .gf-eyebrow { font-size:11px; color:var(--gf-secondary); }
.gf-site .gf-section-link { display:inline-flex; align-items:center; justify-content:center; gap:12px; min-height:44px; border:1px solid #bfd3e8; border-radius:8px; padding:9px 14px; font-size:13px; font-weight:700; flex-shrink:0; background:#fff; }
.gf-section-link:hover { background:var(--gf-soft); }
.gf-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:22px; }
.gf-card { min-width:0; display:flex; background:#fff; border:1px solid var(--gf-line); border-radius:12px; overflow:hidden; transition:border-color .18s,box-shadow .18s; }
.gf-card:hover { border-color:#88acd3; box-shadow:0 5px 20px #172c4112; }
.gf-site .gf-card-hit,.gf-site .gf-card-hit:hover,.gf-site .gf-card-hit:focus { min-width:0; width:100%; display:flex; flex-direction:column; padding:22px; color:var(--gf-ink); text-decoration:none; }
.gf-card-hit:focus-visible { outline-offset:-4px; }
.gf-card h3 { margin:10px 0 12px; font-size:18px; line-height:1.4; }
.gf-card-hit:hover h3 { color:var(--gf-accent); }
.gf-card p { font-size:14px; color:var(--gf-muted); }
.gf-card-link { display:block; padding-top:12px; margin-top:auto; font-size:13px; font-weight:700; color:var(--gf-accent); }
.gf-site .gf-card img { width:100%; height:164px; object-fit:contain; background:#f6f8fb; border-radius:7px; margin-bottom:18px; }
.gf-card-visual { display:flex; align-items:center; gap:16px; min-height:100px; padding:20px; margin-bottom:18px; background:#e8f2ff; color:#145991; border-radius:8px; }
.gf-card-visual svg { width:48px; height:48px; }
.gf-card-visual>span { font-size:13px; font-weight:650; max-width:130px; line-height:1.5; }
.gf-visual-guide { background:#edf6f0; color:#266549; }
.gf-card-icon { display:grid; place-items:center; width:44px; height:44px; margin-bottom:16px; border-radius:10px; background:var(--gf-soft); color:var(--gf-secondary); font-size:23px; font-weight:700; }
.gf-card[hidden] { display:none!important; }
.gf-tool-band { background:#edf4fc; border-block:1px solid #dfebf8; }
.gf-tool-grid .gf-card:nth-child(3n+2) .gf-card-icon { background:#e4f3ec; color:#176044; }
.gf-tool-grid .gf-card:nth-child(3n) .gf-card-icon { background:#efe8fb; color:#644492; }
.gf-feature { display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:24px; padding:28px; background:#fff; border:1px solid #c9ddef; border-left:4px solid var(--gf-accent); border-radius:12px; margin-top:26px; }
.gf-feature h2 { font-size:22px; margin:0 0 10px; }
.gf-feature p { font-size:14px; color:var(--gf-muted); margin:0; }
.gf-feature-symbol { padding:18px; background:var(--gf-soft); border-radius:14px; color:var(--gf-secondary); }
.gf-feature-symbol svg { width:40px; height:40px; }
.gf-feature .gf-button { white-space:nowrap; }
.gf-editorial-note { display:flex; align-items:center; gap:28px; padding:32px; margin-block:8px 42px; background:#eaf5f0; border:1px solid #cfe6da; border-radius:14px; }
.gf-editorial-icon { display:grid; place-items:center; flex-shrink:0; width:76px; height:76px; color:#246046; background:#d8ecdf; border-radius:50%; }
.gf-editorial-icon svg { width:38px; height:38px; }
.gf-editorial-note h2 { margin:0 0 10px; font-size:23px; }
.gf-editorial-note p { font-size:14px; margin:0 0 12px; color:#3e5b4e; }
.gf-editorial-note a { font-size:14px; font-weight:700; }
.gf-filters { display:flex; flex-wrap:wrap; align-items:end; gap:14px; padding:20px; background:var(--gf-soft); border:1px solid var(--gf-line); border-radius:12px; margin:24px 0; }
.gf-filters label { flex:1; min-width:180px; font-size:13px; font-weight:600; }
.gf-filters input,.gf-filters select { display:block; margin-top:6px; }
.gf-site .gf-filters select,.gf-site .gf-directory-controls select { font-size:14px; padding-right:32px; }
.gf-filters>.gf-button,.gf-filters>a { min-height:48px; display:inline-flex; align-items:center; margin:0; }
.gf-footer { margin-top:40px; padding:46px 0 24px; background:#072e58; color:#d4e4f4; font-size:13px; }
.gf-footer a,.gf-footer .gf-brand { color:#fff!important; }
.gf-footer a:hover { color:#9ee2fa!important; }
.gf-footer-grid { display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:48px; }
.gf-footer nav { display:flex; flex-direction:column; gap:10px; }
.gf-footer nav strong { text-transform:uppercase; font-size:11px; letter-spacing:.09em; color:#99c8f2; margin-bottom:6px; }
.gf-footer-bottom { border-top:1px solid #ffffff25; padding-top:22px; margin-top:30px; font-size:12px; }
.gf-article { max-width:900px; padding-block:32px; overflow-wrap:anywhere; }
.gf-article:has([data-gf-tool-directory]),.gf-article:has(.gf-filters) { max-width:1180px; }
.gf-article h1 { font-size:clamp(1.85rem,3vw,2.65rem); line-height:1.22; }
.gf-breadcrumbs { display:flex; flex-wrap:wrap; align-items:center; gap:10px; font-size:12px; color:var(--gf-muted); margin:0 0 26px; }
.gf-article-content { border-top:1px solid var(--gf-line); padding:24px 0; margin-top:24px; background:#fff; line-height:1.85; }
.gf-article-content :where(.entry-content,.content-body,.ranking-page,.product-page) { overflow:visible!important; width:auto; max-width:100%; }
.gf-article-content>p { font-size:17px; }
.gf-article-content :where(h2,h3) { scroll-margin-top:20px; }
.gf-article-content h2 { margin-top:36px; padding-bottom:12px; border-bottom:2px solid #e8eff6; }
.gf-article-content a:not(.gf-card-hit,.gf-button,.btn-cta) { font-weight:650; }
.gf-article-content a:not(.gf-card-hit,.gf-button,.btn-cta):hover { color:var(--gf-secondary); background:#e8f2ff; }
.gf-article-content :where(ul,ol) { margin:0 0 24px; padding-left:24px; }
.gf-article-content li { margin-block:8px; }
.gf-article-content blockquote { border-left:4px solid var(--gf-accent); background:var(--gf-soft); padding:20px 24px; margin:24px 0; font-size:17px; }
.gf-meta { font-size:13px; color:var(--gf-muted); }
.gf-notice,.gf-method { background:var(--gf-soft); border-left:3px solid var(--gf-accent); border-radius:0 8px 8px 0; padding:16px 20px; margin:20px 0; font-size:14px; }
.gf-notice h2,.gf-method h2 { font-size:19px; margin:0 0 12px; }
.gf-notice p:last-child,.gf-method p:last-child { margin-bottom:0; }
.gf-table-scroll { max-width:100%; overflow-x:auto; overscroll-behavior-inline:contain; border:1px solid var(--gf-line); border-radius:8px; margin:24px 0; background:#fff; }
.gf-site table { border-collapse:collapse; width:100%; font-size:14px; margin:0; }
.gf-site th,.gf-site td { padding:14px; text-align:left; vertical-align:top; border:0; border-bottom:1px solid var(--gf-line); min-width:140px; max-width:310px; }
.gf-site th { background:#edf4fc; color:var(--gf-ink); }
.gf-site caption { text-align:left; padding:12px; font-size:13px; color:var(--gf-muted); }
.gf-site td p { margin:0 0 8px; }
.gf-site tr:last-child td { border-bottom:0; }
.gf-site .ranking-table { min-width:640px; }
.gf-site .ranking-table th:first-child,.gf-site .ranking-table td:first-child { position:sticky; left:0; background:#f0f5fb; z-index:1; }
.gf-pros-cons { display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.gf-pros-cons>section,.gf-pros-cons>div { min-width:0; padding:20px; background:#f2f7fc; border-radius:10px; }
.gf-facts { display:grid; grid-template-columns:minmax(130px,1fr) 2fr; gap:0; margin-bottom:30px; }
.gf-facts dt,.gf-facts dd { padding:14px 0; border-bottom:1px solid var(--gf-line); margin:0; font-size:14px; }
.gf-facts dt { font-weight:700; padding-right:16px; }
.gf-facts small { display:block; color:var(--gf-muted); margin-top:7px; font-size:12px; }
.gf-product-detail { border-top:1px solid var(--gf-line); padding-top:28px; margin-top:32px; }
.gf-toc { border:1px solid #cbddef; background:#f4f8fd; padding:20px; font-size:14px; margin-bottom:28px; border-radius:10px; }
.gf-toc strong { color:var(--gf-secondary); }
.gf-toc ol { margin:12px 0 0 20px; padding:0; }
.gf-toc li { margin:6px 0; }
.gf-site .btn-cta { display:inline-flex; align-items:center; justify-content:center; min-height:52px; padding:12px 18px; margin:8px 0; border-radius:8px; background:var(--gf-accent); color:#fff!important; font-size:14px; font-weight:700; line-height:1.4; text-align:center; } .gf-site .cta-dual { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); align-items:stretch; gap:16px; margin:24px 0; }
.gf-site .cta-dual>p { display:flex; margin:0; min-width:0; }
.gf-site .cta-dual>p:empty { display:none; }
.gf-site .cta-dual a.btn-cta { flex:1; width:100%; min-width:0; margin:0; }
.gf-calculator { border:1px solid #ccdced; border-top:4px solid var(--gf-accent); background:#fff; border-radius:12px; padding:clamp(16px,3vw,28px); margin:24px 0; box-shadow:0 4px 20px #132e4910; line-height:1.6; }
.gf-calculator .gf-tool-title { font-size:clamp(1.3rem,2.5vw,1.8rem); margin:0 0 14px; border:0; padding:0; }
.gf-calc-fields { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px 18px; align-items:start; margin-top:18px; }
.gf-calc-field { min-width:0; display:flex; flex-direction:column; gap:6px; font-size:14px; font-weight:650; }
.gf-calc-field>[data-label] { min-height:40px; display:flex; align-items:end; line-height:1.4; }
.gf-calc-field select { height:48px; padding-right:32px; }
.gf-calc-field small { min-height:16px; font-size:12px; line-height:1.45; font-weight:400; color:var(--gf-muted); }
.gf-calc-field small:empty { display:none; }
.gf-input-wrap { display:flex; align-items:center; min-height:48px; border:1px solid #aebccc; border-radius:8px; background:#fff; overflow:hidden; }
.gf-input-wrap:focus-within { outline:3px solid #b56c00; outline-offset:3px; }
.gf-site .gf-input-wrap input { height:46px; min-width:0; width:100%; border:0; border-radius:0; margin:0; background:transparent; padding:10px 12px; font-variant-numeric:tabular-nums; }
.gf-input-wrap input:focus-visible { outline:none; }
.gf-input-wrap:has([aria-invalid=true]) { border:2px solid #a12626; }
.gf-input-unit { flex-shrink:0; font-size:13px; padding-inline:12px; color:var(--gf-muted); }
.gf-calc-field:has(.gf-input-unit:first-child) input { padding-left:0; }
.gf-error { color:#a12626; font-size:14px; margin:0; }
.gf-error:not(:empty) { padding-top:14px; }
.gf-result { margin-top:24px; background:var(--gf-soft); padding:24px; border-radius:10px; }
.gf-result h3 { margin:8px 0 22px; }
.gf-result dl { display:grid; grid-template-columns:minmax(0,1.2fr) minmax(0,1fr); margin:0; gap:0; }
.gf-result dt,.gf-result dd { padding:12px 0; border-bottom:1px solid #cfdeee; margin:0; overflow-wrap:anywhere; font-variant-numeric:tabular-nums; }
.gf-result dt { padding-right:16px; }
.gf-result dd { text-align:right; font-weight:700; }
.gf-result p { margin-top:18px; }
.gf-result .gf-eyebrow { margin-top:0; }
.gf-result-details { margin-top:24px; }
.gf-site summary { cursor:pointer; font-weight:650; line-height:1.5; padding-block:4px; }
.gf-site details[open]>summary { margin-bottom:12px; }
.gf-site .gf-nav-group[open]>summary { margin-bottom:0; }
.gf-example { border:1px dashed #b7c8db; border-radius:8px; padding:18px; margin:20px 0; }
.gf-example p:last-child { margin:10px 0 0; }
.gf-proportion-fields { grid-template-columns:minmax(0,1fr) 76px minmax(0,1fr); gap:10px 12px; }
.gf-proportion-fields .gf-calc-field>[data-label] { min-height:20px; }
.gf-proportion-fields .gf-calc-field:first-child { grid-column:1/-1; }
.gf-proportion-link { display:flex; align-items:center; justify-content:center; min-height:48px; margin-top:26px; align-self:start; font-size:12px; font-weight:700; color:var(--gf-secondary); background:var(--gf-soft); border-radius:6px; text-align:center; white-space:nowrap; }
.gf-proportion-bridge { grid-column:1/-1; text-align:center; color:var(--gf-muted); font-size:12px; font-weight:650; }
.gf-proportion-x { border:1px solid #95c9b2; border-radius:8px; height:48px; min-height:48px; display:flex; align-items:center; justify-content:center; padding:6px 10px; background:#eaf7f0; color:#175b3e; font-size:24px; line-height:1; font-weight:750; font-variant-numeric:tabular-nums; overflow-wrap:anywhere; }
.gf-proportion-x[data-state=pending] { color:#566c60; }
.gf-proportion-x[data-state=invalid] { color:#8c3222; background:#fff4ef; border-color:#d6a58e; }
.gf-directory-controls { display:grid; grid-template-columns:1.5fr 1fr; gap:18px; margin-bottom:12px; }
.gf-directory-controls label { font-size:14px; font-weight:650; }
.gf-directory-controls input,.gf-directory-controls select { margin-top:8px; }
.gf-related-tools .gf-grid { grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr)); }
.gf-related-tools>p { margin-top:24px; }
.gf-sources { padding-left:22px; }
.gf-chart { width:100%; height:auto; margin:24px 0 8px; }
.gf-pagination { display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin-top:30px; }
.gf-pagination .page-numbers { padding:8px 14px; border:1px solid var(--gf-line); border-radius:8px; }
.gf-pagination .current { background:var(--gf-accent); color:#fff; }
.gf-share { display:flex; align-items:center; gap:16px; flex-wrap:wrap; font-size:14px; padding:22px; border-radius:10px; background:var(--gf-soft); margin-top:24px; }
.gf-site img { max-width:100%; height:auto; }
.gf-cover { max-height:360px; width:100%; object-fit:contain; border-radius:12px; background:#f4f8fc; }
.gf-skip { position:absolute; top:-100px; }
.gf-skip:focus { position:fixed; top:10px; left:10px; z-index:999999; background:#fff; padding:12px; }
.gf-site .screen-reader-text { position:absolute; clip:rect(1px,1px,1px,1px); width:1px; height:1px; overflow:hidden; }
@media(max-width:1100px) {
.gf-header-inner { flex-wrap:wrap; gap:0; min-height:86px; }
.gf-header-controls { margin-left:auto; }
.gf-site .gf-menu-toggle { display:inline-flex; }
.gf-nav { display:none; flex-direction:column; align-items:stretch; order:3; width:100%; margin:14px 0 0; padding-top:12px; border-top:1px solid var(--gf-line); }
.gf-nav.is-open { display:flex; flex-direction:column; align-items:stretch; gap:4px; max-height:70vh; overflow-y:auto; overscroll-behavior:contain; }
.gf-nav-group { position:static; }
.gf-site .gf-nav-group>summary { justify-content:space-between; padding:14px 12px; }
.gf-dropdown { position:static; width:auto; margin:4px 0 12px; border-top:1px solid var(--gf-line); border-radius:8px; box-shadow:none; background:#f8fbff; padding:16px; }
.gf-dropdown-heading { padding-bottom:12px; }
.gf-dropdown-links { gap:4px 14px; }
.gf-topics { grid-template-columns:repeat(2,minmax(0,1fr)); }
.gf-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
.gf-feature { grid-template-columns:auto 1fr; }
.gf-feature .gf-button { grid-column:2; justify-self:start; }
.gf-hero-copy { padding-right:24px; }
}
@media(max-width:720px) {
.gf-shell { width:calc(100% - 32px); }
.gf-header-inner { padding-block:12px; min-height:78px; }
.gf-site .gf-logo { width:172px; max-height:63px; }
.gf-header .gf-brand { max-width:calc(100% - 130px); font-size:18px; flex-shrink:1; }
.gf-header-controls { gap:6px; }
.gf-header-controls .gf-icon-button { padding:9px; }
.gf-hero-grid,.gf-footer-grid,.gf-pros-cons { grid-template-columns:1fr; }
.gf-hero-copy { padding:30px 0; }
.gf-hero h1 { font-size:34px; max-width:500px; margin:12px 0 16px; }
.gf-hero .gf-lead { font-size:16px; max-width:540px; }
.gf-hero-art { min-height:190px; margin-inline:-16px; }
.gf-hero-art::before { width:auto; height:40px; inset:-1px 0 auto; background:linear-gradient(180deg,#063869,transparent); }
.gf-site .gf-hero-photo { object-position:right 36%; }
.gf-hero-drawing { min-height:190px; }
.gf-site .gf-hero-caption { margin-top:18px; font-size:11px; }
.gf-topics { gap:10px; padding-top:18px; }
.gf-site .gf-topic { padding:14px 12px; flex-direction:column; align-items:flex-start; gap:10px; position:relative; }
.gf-topic strong { font-size:13px; }
.gf-topic small { font-size:11px; }
.gf-topic-arrow { position:absolute; right:14px; top:20px; }
.gf-section { padding-block:32px; }
.gf-section-head { flex-direction:column; align-items:start; gap:14px; }
.gf-section-head h2 { font-size:25px; }
.gf-section-head p { font-size:14px; }
.gf-feature { gap:16px; padding:20px; }
.gf-feature-symbol { display:none; }
.gf-feature>div:not(.gf-feature-symbol),.gf-feature .gf-button { grid-column:1/-1; }
.gf-feature h2 { font-size:22px; }
.gf-editorial-note { align-items:flex-start; padding:22px; gap:16px; }
.gf-editorial-icon { width:44px; height:44px; }
.gf-editorial-icon svg { width:26px; height:26px; }
.gf-editorial-note h2 { font-size:21px; }
.gf-article { padding-top:24px; }
.gf-footer-grid { gap:28px; }
.gf-breadcrumbs { margin-bottom:20px; }
}
@media(min-width:621px) and (max-width:1000px) {
.gf-filters { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); }
.gf-filters label { min-width:0; }
.gf-filters>a { justify-content:center; }
}
@media(max-width:620px) {
.gf-grid,.gf-calc-fields,.gf-directory-controls { grid-template-columns:minmax(0,1fr); }
.gf-site .gf-card-hit { padding:20px; }
.gf-card-visual { min-height:80px; padding:16px 20px; }
.gf-card-visual svg { width:40px; height:40px; }
.gf-site .gf-card img { height:176px; }
.gf-calc-field>[data-label] { min-height:0; }
.gf-calc-fields { gap:12px; }
.gf-proportion-fields { grid-template-columns:minmax(0,1fr) 58px minmax(0,1fr); gap:8px; }
.gf-proportion-fields .gf-calc-field>[data-label] { min-height:40px; align-items:end; font-size:13px; }
.gf-proportion-fields .gf-calc-field:first-child>[data-label] { min-height:0; }
.gf-proportion-link { margin-top:46px; font-size:11px; }
.gf-proportion-x { font-size:20px; }
.gf-proportion-result small { grid-column:1/-1; }
.gf-filters { padding:16px; }
.gf-filters label { min-width:100%; }
.gf-site .gf-filters select,.gf-site .gf-directory-controls select { font-size:16px; }
.gf-filters .gf-button { flex:1; }
.gf-calculator .gf-actions .gf-button { flex:1 1 130px; font-size:13px; padding-inline:12px; }
.gf-result { padding:18px; }
.gf-result dl,.gf-facts { grid-template-columns:1fr; }
.gf-result dt,.gf-facts dt { border-bottom:0; padding-bottom:0; }
.gf-result dd,.gf-facts dd { text-align:left; padding-top:4px; margin-bottom:4px; }
.gf-site .cta-dual { grid-template-columns:1fr; }
.gf-dropdown-links { grid-template-columns:1fr; }
.gf-hero .gf-actions .gf-button { flex:1 1 150px; }
.gf-share { padding:18px; }
}
@media(max-width:360px) {
.gf-header-controls .gf-menu-toggle span { display:none; }
.gf-header .gf-brand { max-width:calc(100% - 100px); }
.gf-hero h1 { font-size:30px; }
.gf-proportion-x { font-size:16px; }
.gf-editorial-icon { display:none; }
}
@media(prefers-reduced-motion:reduce) { html { scroll-behavior:auto; } .gf-card { transition:none; } }
@media print { .gf-header,.gf-footer,.gf-share,.gf-actions,.gf-calculator button,ins.adsbygoogle { display:none!important; } .gf-shell { width:100%; } .gf-site { background:#fff; color:#000; } .gf-table-scroll { overflow:visible; } }