:root{--paper:#fff;--ink:#101e32;--muted:#566476;--line:#cad3df;--accent:#efb542;--serif:system-ui,-apple-system,'Segoe UI',sans-serif}
body{background:#fff;color:#101e32;font-size:16px}
.preview{background:#101e32;color:#e4eaf3;font-size:11px;letter-spacing:.08em}
.wrap{max-width:1280px}
.site-header{display:block;padding:22px 0 18px;border-bottom:1px solid #cad3df}
.site-header .identity{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.site-header .brand{display:flex;align-items:center;gap:13px;font-size:19px;font-weight:750;text-decoration:none}
.site-header .brand>span{display:block;width:auto;height:auto;border:0;margin:0;font-family:system-ui}
.site-header .brand .mark{font-size:31px;letter-spacing:-.12em;border-right:1px solid #cad3df;padding-right:14px}
.mark span{color:#946000}
.brand small{display:block;font-size:9px;letter-spacing:.12em;color:#566476;font-weight:600;margin-top:3px}
.site-header .social{font-size:13px;font-weight:650;min-height:44px;display:flex;align-items:center}
.site-header nav{display:flex;gap:24px;justify-content:space-between;font-size:13px;font-weight:600;align-items:center}
.site-header nav a{display:flex;align-items:center;min-height:44px;line-height:1.4}
.site-header .nav-contact{background:#101e32;color:white;padding:0 18px;border-radius:3px}
h1,h2,h3{font-family:system-ui,-apple-system,'Segoe UI',sans-serif;font-weight:750}
.article h1{font-size:clamp(36px,4.3vw,58px);line-height:1.12;letter-spacing:-.045em}
.article h2{font-size:clamp(25px,3vw,34px);line-height:1.2}
.article h3{font-size:23px;line-height:1.3}
.article{padding:55px 0 65px}
.category-card,.reading-card{background:#eef3f8;border-color:#cad3df;border-radius:4px}
.button{background:#101e32;color:#fff}
.button:hover{background:#263d5a}
a:focus-visible,summary:focus-visible{outline-color:#8a4f00}
.footer nav a{display:inline-flex;align-items:center;min-height:44px}
@media(max-width:700px){.site-header .brand{font-size:17px}.site-header .social{font-size:12px}.site-header nav{display:grid;grid-template-columns:repeat(3,1fr);gap:4px 15px;font-size:11px}.site-header .nav-contact{padding:0 10px;justify-content:center}.article{padding-top:38px}}
.site-header .brand>span,.site-header .brand .mark span{background:transparent;color:var(--ink)}
.site-header .brand .mark{background:transparent;color:var(--ink)}
.site-header .brand .mark span{color:#946000;display:inline;border:0;padding:0;margin:0;font:inherit}
.site-header .brand small{white-space:normal}
.research-top h1{font-size:clamp(36px,4.3vw,58px);line-height:1.12;letter-spacing:-.045em}
.research-body h2{font-size:clamp(27px,3vw,35px);line-height:1.2}
.research-body h3{font-size:25px;line-height:1.3}
.category-card{border-top-color:#946000}
.category-card:hover,.reading-card:hover{background:#e3ebf4}
h1 em{color:#946000}
.table-scroll:focus-visible{outline-color:#8a4f00}
@media(max-width:700px){.research-top h1{font-size:36px}.site-header .brand small{font-size:8px}}