/* SurveyAll Phase 2E-7: Knowledge Centre / SEO authority layer */
.sak-page{--sak-ink:#123951;--sak-muted:#63798a;--sak-teal:#078d78;--sak-dark:#032f4a;--sak-line:#dce6ea;--sak-soft:#f5f8f9;font-family:Inter,Arial,sans-serif;color:var(--sak-ink)}
.sak-breadcrumb{background:#f3f6f8;border-bottom:1px solid #dfe7eb}
.sak-breadcrumb .sa2e-shell{display:flex;gap:10px;align-items:center;min-height:50px;color:#6a7e8e;font-size:13px;white-space:nowrap;overflow:hidden}
.sak-breadcrumb a{color:#245c72;text-decoration:none;font-weight:650}.sak-breadcrumb span[aria-current]{overflow:hidden;text-overflow:ellipsis}
.sak-hub-hero,.sak-article-hero{background:radial-gradient(circle at 88% 12%,rgba(13,169,146,.28),transparent 32%),linear-gradient(118deg,#032b47 0%,#075168 64%,#087561 120%);color:#fff}
.sak-hub-hero-grid,.sak-article-hero-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(330px,.62fr);gap:58px;align-items:center;padding-block:74px}
.sak-hub-hero h1,.sak-article-hero h1{margin:0;max-width:790px;color:#fff;font:650 clamp(46px,5.2vw,72px)/1.02 Inter,Arial,sans-serif;letter-spacing:-.048em}
.sak-hub-hero .sa2e-kicker,.sak-article-hero .sa2e-kicker{color:#76ddd3}.sak-hub-hero p:not(.sa2e-kicker),.sak-article-intro{max-width:760px;margin:22px 0 0;color:#eaf3f6;font-size:17px;line-height:1.65}
.sak-hub-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.sak-hub-actions a{display:inline-flex;align-items:center;gap:10px;min-height:51px;padding:0 20px;border-radius:11px;text-decoration:none;font-weight:700;font-size:13px}.sak-hub-actions a:first-child{background:#09a783;color:#fff}.sak-hub-actions a:last-child{border:1px solid rgba(255,255,255,.42);color:#fff;background:rgba(255,255,255,.05)}
.sak-knowledge-visual{padding:28px;border-radius:22px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);box-shadow:0 22px 48px rgba(1,30,47,.22)}
.sak-flow-node{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:14px;background:#fff;color:#173d52}.sak-flow-node>i{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#e4f5f0;color:#078d78;font-size:19px}.sak-flow-node small,.sak-flow-node strong{display:block}.sak-flow-node small{color:#728494;text-transform:uppercase;letter-spacing:.1em;font-size:9px;font-weight:750}.sak-flow-node strong{margin-top:3px;font:700 18px/1.2 'Libre Baskerville',Georgia,serif}.sak-flow-arrow{display:block;margin:8px auto;color:#7ce0d5}
.sak-topic-strip{background:#fff;border-bottom:1px solid #e1e9ed}.sak-topic-grid{display:grid;grid-template-columns:repeat(4,1fr);padding-block:22px}.sak-topic-grid>a{display:flex;align-items:center;justify-content:center;gap:13px;color:#244a60;text-decoration:none;border-right:1px solid #e2e8ec;padding:4px 20px}.sak-topic-grid>a:last-child{border-right:0}.sak-topic-grid i{font-size:25px;color:#24708b}.sak-topic-grid strong,.sak-topic-grid small{display:block}.sak-topic-grid strong{font-size:14px}.sak-topic-grid small{margin-top:3px;color:#738697;font-size:11px}
.sak-guides-section{padding:76px 0;background:#f7f9fa}.sak-guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:34px}.sak-guide-card{position:relative;min-height:300px;display:flex;flex-direction:column;padding:27px;border:1px solid var(--sak-line);border-radius:18px;background:#fff;text-decoration:none;color:var(--sak-ink);box-shadow:0 10px 32px rgba(16,53,73,.045);transition:.18s ease}.sak-guide-card:hover{transform:translateY(-3px);box-shadow:0 16px 38px rgba(16,53,73,.09);color:var(--sak-ink)}.sak-guide-icon{width:53px;height:53px;display:grid;place-items:center;border-radius:15px;background:#e7f5f1;color:#078a72;font-size:22px}.sak-guide-tag{margin-top:20px;color:#078a72;text-transform:uppercase;letter-spacing:.1em;font-size:10px;font-weight:800}.sak-guide-card h3{margin:9px 0 10px;color:#153a51;font:700 21px/1.28 'Libre Baskerville',Georgia,serif}.sak-guide-card p{margin:0;color:#627788;font-size:12.8px;line-height:1.62}.sak-guide-link{margin-top:auto;padding-top:21px;color:#087f6a;font-size:12px;font-weight:750}.sak-guide-link i{margin-left:6px}
.sak-method-section{padding:72px 0;background:#fff;border-block:1px solid #e2e9ed}.sak-method-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-top:32px}.sak-method-grid article{padding:25px 22px;border:1px solid #dce5ea;border-radius:15px;background:#fbfcfd}.sak-method-grid i{font-size:25px;color:#078a72}.sak-method-grid h3{margin:17px 0 8px;color:#173d52;font:700 17px/1.3 Inter,Arial,sans-serif}.sak-method-grid p{margin:0;color:#617687;font-size:12.5px;line-height:1.62}
.sak-local-section{padding:76px 0;background:linear-gradient(120deg,#032f4a,#075b69);color:#fff}.sak-local-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(360px,.62fr);gap:68px;align-items:center}.sak-local-section .sa2e-kicker{color:#79ded4}.sak-local-section h2{margin:0;color:#fff;font:700 clamp(31px,3.8vw,50px)/1.15 'Libre Baskerville',Georgia,serif;letter-spacing:-.035em}.sak-local-section p:not(.sa2e-kicker){margin:18px 0 0;color:#e1edf1;font-size:14px;line-height:1.75}.sak-local-links{display:grid;gap:10px}.sak-local-links>a{display:grid;grid-template-columns:45px 1fr 18px;gap:13px;align-items:center;padding:16px;border:1px solid rgba(255,255,255,.22);border-radius:13px;background:rgba(255,255,255,.08);color:#fff;text-decoration:none}.sak-local-links>a>i:first-child{width:43px;height:43px;display:grid;place-items:center;border-radius:11px;background:rgba(255,255,255,.12)}.sak-local-links strong,.sak-local-links small{display:block}.sak-local-links strong{font-size:13px}.sak-local-links small{margin-top:3px;color:#d4e4e9;font-size:10px}
/* Article */
.sak-article-hero-grid{padding-block:68px}.sak-article-hero h1{font-size:clamp(43px,5vw,66px);max-width:880px}.sak-review-line{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}.sak-review-line span{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border:1px solid rgba(255,255,255,.22);border-radius:999px;color:#dcebf0;font-size:10px}.sak-review-line i{color:#76ddd3}.sak-quick-card{padding:28px;border-radius:21px;background:#fff;color:#173b50;box-shadow:0 22px 50px rgba(0,23,40,.17)}.sak-quick-icon{width:50px;height:50px;display:grid;place-items:center;border-radius:15px;background:#e4f5f0;color:#078b72;font-size:22px}.sak-quick-label,.sak-mini-label{margin:20px 0 0;color:#078b72;text-transform:uppercase;letter-spacing:.11em;font-size:9.5px;font-weight:800}.sak-quick-card h2{margin:8px 0 10px;color:#15394f;font:700 25px/1.25 'Libre Baskerville',Georgia,serif}.sak-quick-card p:last-child{margin:0;color:#607586;font-size:13px;line-height:1.65}
.sak-article-main{padding:72px 0;background:#fff}.sak-article-grid{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:62px;align-items:start}.sak-article-body{max-width:850px}.sak-key-points{padding:26px 28px;border:1px solid #dce7e9;border-radius:16px;background:#f2f8f6}.sak-key-points .sak-mini-label{margin:0}.sak-key-points ul{display:grid;grid-template-columns:1fr 1fr;gap:11px 24px;margin:17px 0 0;padding:0;list-style:none}.sak-key-points li{display:flex;gap:10px;color:#4f6b7c;font-size:13px;line-height:1.5}.sak-key-points i{color:#079375;margin-top:4px}
.sak-copy-section{padding:42px 0;border-bottom:1px solid #e6ecef}.sak-copy-section h2,.sak-service-next h2,.sak-faq-section h2,.sak-sources h2,.sak-related h2{margin:0;color:#153a51;font:700 31px/1.22 'Libre Baskerville',Georgia,serif;letter-spacing:-.025em}.sak-copy-section p{margin:15px 0 0;color:#526c7e;font-size:14px;line-height:1.78}.sak-copy-list{margin:18px 0 0;padding-left:22px;color:#526c7e}.sak-copy-list li{margin:9px 0;font-size:13.5px;line-height:1.6}.sak-inline-callout{display:flex;gap:14px;margin-top:22px;padding:17px 19px;border-radius:13px;background:#eef7f5;color:#335d6c}.sak-inline-callout i{color:#078b72;margin-top:4px}.sak-inline-callout p{margin:0;font-size:12.8px;line-height:1.6}
.sak-service-next{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;margin:44px 0;padding:28px;border-radius:18px;background:linear-gradient(120deg,#04364f,#08636b);color:#fff}.sak-service-next .sak-mini-label{margin:0;color:#7ce0d5}.sak-service-next h2{margin-top:8px;color:#fff;font-size:26px}.sak-service-next p:not(.sak-mini-label){margin:10px 0 0;color:#dcecf0;font-size:12.8px;line-height:1.65}.sak-service-next>a{display:inline-flex;align-items:center;gap:9px;white-space:nowrap;padding:14px 17px;border-radius:10px;background:#0cac87;color:#fff;text-decoration:none;font-size:12px;font-weight:750}
.sak-faq-section{padding:44px 0}.sak-faq-section>.sa2e-kicker{margin-bottom:8px}.sak-faq-list{display:grid;gap:10px;margin-top:24px}.sak-faq-list article{padding:20px 22px;border:1px solid #dfe7eb;border-radius:13px;background:#fbfcfd}.sak-faq-list h3{margin:0;color:#173b51;font:700 15px/1.35 Inter,Arial,sans-serif}.sak-faq-list p{margin:8px 0 0;color:#607586;font-size:12.8px;line-height:1.62}
.sak-sources{padding:42px 0;border-top:1px solid #e4eaed}.sak-sources>p:not(.sa2e-kicker){margin:13px 0 0;color:#607586;font-size:12.5px;line-height:1.65}.sak-source-list{display:grid;gap:9px;margin-top:20px}.sak-source-list>a{display:grid;grid-template-columns:1fr 18px;align-items:center;gap:16px;padding:16px 18px;border:1px solid #dce5e9;border-radius:12px;color:#174159;text-decoration:none}.sak-source-list strong,.sak-source-list small{display:block}.sak-source-list strong{font-size:12.5px}.sak-source-list small{margin-top:4px;color:#718495;font-size:10.5px;line-height:1.45}.sak-source-list i{color:#078b72}
.sak-article-aside{position:sticky;top:94px;display:grid;gap:13px}.sak-aside-card{padding:20px;border:1px solid #dce5e9;border-radius:15px;background:#f8fafb}.sak-aside-card .sak-mini-label{margin:0}.sak-aside-card nav{display:grid;margin-top:14px}.sak-aside-card nav a{padding:10px 0;border-bottom:1px solid #e4eaed;color:#355b70;text-decoration:none;font-size:11px;line-height:1.35}.sak-aside-card nav a:last-child{border-bottom:0}.sak-aside-note{background:#eef7f5}.sak-aside-note>i{color:#078a72;font-size:23px}.sak-aside-note h3{margin:12px 0 7px;color:#173d52;font:700 15px/1.3 'Libre Baskerville',Georgia,serif}.sak-aside-note p{margin:0;color:#5f7787;font-size:10.8px;line-height:1.58}
.sak-related{padding:64px 0;background:#f6f8fa;border-top:1px solid #e0e7ea}.sak-related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:28px}.sak-related-grid>a{display:flex;flex-direction:column;min-height:210px;padding:23px;border:1px solid #dce5e9;border-radius:15px;background:#fff;color:#173b51;text-decoration:none}.sak-related-grid>a>span{color:#078b72;text-transform:uppercase;letter-spacing:.09em;font-size:9px;font-weight:800}.sak-related-grid h3{margin:10px 0 8px;color:#163b52;font:700 18px/1.3 'Libre Baskerville',Georgia,serif}.sak-related-grid p{margin:0;color:#607586;font-size:11.5px;line-height:1.55}.sak-related-grid>a>i{margin-top:auto;padding-top:16px;color:#078b72}
@media(max-width:1080px){.sak-hub-hero-grid,.sak-article-hero-grid{grid-template-columns:minmax(0,1fr) minmax(300px,.55fr);gap:34px}.sak-guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sak-method-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sak-article-grid{grid-template-columns:minmax(0,1fr) 250px;gap:34px}.sak-local-grid{gap:40px}}
@media(max-width:760px){.sak-hub-hero-grid,.sak-article-hero-grid,.sak-local-grid,.sak-article-grid{grid-template-columns:1fr}.sak-hub-hero-grid,.sak-article-hero-grid{padding-block:48px}.sak-hub-hero h1,.sak-article-hero h1{font-size:clamp(38px,11.4vw,50px)}.sak-hub-hero p:not(.sa2e-kicker),.sak-article-intro{font-size:15px;line-height:1.6}.sak-knowledge-visual,.sak-quick-card{padding:20px}.sak-topic-grid{grid-template-columns:1fr 1fr}.sak-topic-grid>a{justify-content:flex-start;border-bottom:1px solid #e5ebee}.sak-topic-grid>a:nth-child(2){border-right:0}.sak-guide-grid,.sak-method-grid,.sak-related-grid{grid-template-columns:1fr}.sak-guides-section,.sak-method-section,.sak-local-section,.sak-article-main,.sak-related{padding:50px 0}.sak-guide-card{min-height:0}.sak-article-aside{position:static;order:-1}.sak-aside-card:first-child{display:none}.sak-key-points ul{grid-template-columns:1fr}.sak-copy-section h2,.sak-service-next h2,.sak-faq-section h2,.sak-sources h2,.sak-related h2{font-size:27px}.sak-service-next{grid-template-columns:1fr}.sak-service-next>a{justify-content:center}.sak-review-line{display:grid}.sak-review-line span{width:fit-content}.sak-local-section h2{font-size:34px}}
@media(max-width:420px){.sak-topic-grid{grid-template-columns:1fr}.sak-topic-grid>a{border-right:0}.sak-hub-hero h1,.sak-article-hero h1{font-size:37px}.sak-guide-card{padding:22px}.sak-key-points,.sak-service-next{padding:21px}.sak-copy-section{padding:34px 0}}