:root{color-scheme:dark;--bg:#080f1e;--panel:#111b2d;--line:#233148;--ink:#f0f5ff;--sub:#9aa9c4;--brand:#76a7ff;--grad:#b6a7ff}
:root[data-theme="light"]{color-scheme:light;--bg:#f5f7fc;--panel:#fff;--line:#dce3ef;--ink:#151f35;--sub:#53627b;--brand:#315cbb;--grad:#7358b9}
*{box-sizing:border-box}html{scroll-behavior:smooth}body.seo-page{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 Inter,system-ui,-apple-system,Segoe UI,sans-serif}
.seo-wrap{width:min(1120px,calc(100% - 40px));margin-inline:auto}.seo-head{border-bottom:1px solid var(--line)}.seo-head-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:19px 0}
.seo-brand{font-weight:800;font-size:25px;letter-spacing:-.06em;color:var(--ink);text-decoration:none}.seo-brand span{color:var(--brand)}.seo-nav{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.seo-nav a,.seo-foot a{color:var(--sub);text-decoration:none}.seo-nav a:hover,.seo-foot a:hover{color:var(--brand)}.seo-switch{border:1px solid var(--line);background:var(--panel);color:var(--ink);padding:7px 12px;border-radius:10px;cursor:pointer}
.seo-breadcrumb{font-size:13px;color:var(--sub);margin:30px 0}.seo-breadcrumb a{color:var(--sub);text-decoration:none}.seo-breadcrumb span{padding:0 7px}.seo-hero{padding:24px 0 36px;border-bottom:1px solid var(--line)}.seo-kicker{font-weight:600;color:var(--brand);font-size:13px;letter-spacing:.06em;text-transform:uppercase}.seo-hero h1{font-size:clamp(32px,5vw,58px);line-height:1.12;letter-spacing:-.045em;margin:12px 0 18px;max-width:920px}.seo-lead{font-size:clamp(17px,2vw,20px);color:var(--sub);max-width:860px}
.seo-btn{display:inline-flex;align-items:center;gap:9px;background:linear-gradient(115deg,#567fe7,#7561b8);color:#fff!important;text-decoration:none!important;font-weight:650;border-radius:14px;padding:12px 20px;margin-top:14px}
.seo-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:34px 0}.seo-panel{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:26px}.seo-panel h2{margin:0 0 14px;font-size:23px;line-height:1.25}.seo-panel h3{margin:0 0 9px;font-size:19px;line-height:1.3}.seo-panel p,.seo-panel li{color:var(--sub)}.seo-panel ul,.seo-panel ol{margin:0;padding-left:20px}.seo-panel li{padding:4px 0}.seo-faq{margin:35px 0 54px}.seo-faq h2,.seo-related h2{font-size:27px;letter-spacing:-.025em}.seo-faq details{background:var(--panel);border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:14px 18px}.seo-faq summary{font-weight:650;cursor:pointer}.seo-faq p{color:var(--sub);margin:12px 0 2px}.seo-related{padding:0 0 55px}.seo-related-list{display:flex;gap:10px;flex-wrap:wrap}.seo-related-list a{border:1px solid var(--line);color:var(--brand);border-radius:12px;padding:10px 14px;text-decoration:none}
.seo-foot{border-top:1px solid var(--line);padding:28px 0}.seo-foot-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.seo-foot nav{display:flex;gap:18px;flex-wrap:wrap}.seo-directory{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:35px 0 65px}.seo-dir-card{display:block;border:1px solid var(--line);border-radius:18px;padding:23px;background:var(--panel);text-decoration:none;color:var(--ink)}.seo-dir-card strong{display:block;font-size:19px;margin:3px 0 8px;line-height:1.3}.seo-dir-card small{display:block;color:var(--sub);font-size:14px;line-height:1.5}.seo-dir-card:hover{border-color:var(--brand)}
@media(max-width:760px){.seo-grid,.seo-directory{grid-template-columns:1fr}.seo-head-inner{align-items:flex-start;flex-direction:column;gap:8px}.seo-nav{gap:13px}.seo-panel{padding:20px}.seo-wrap{width:min(100% - 30px,1120px)}}