:root{--brand: #00499F;--brand-dark: #003370;--brand-light: #E8F0FA;--accent: #00AFEF;--ink: #1A1A1A;--ink-soft: #444444;--ink-muted: #777777;--charcoal: #202020;--bg: #FFFFFF;--bg-soft: #F5F7FA;--line: #E2E6EB;--radius: 10px;--shadow: 0 2px 12px rgba(0, 30, 70, .08);--font-body: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic Medium", "Yu Gothic", "Meiryo", system-ui, sans-serif;--maxw: 1080px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--bg);line-height:1.9;font-size:16px;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:var(--brand)}h1,h2,h3,h4{line-height:1.5;font-weight:700;margin:0 0 .6em}.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}.section{padding:72px 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.tel{font-size:32px;font-weight:800;color:#fff;text-decoration:none;display:inline-block;margin:8px 0 16px}.cta-band .tel small{display:block;font-size:13px;font-weight:400;color:#bcd2ec}.site-header{position:sticky;top:0;z-index:100;background:#fffffff5;backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}.site-header .inner{max-width:var(--maxw);margin:0 auto;padding:10px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-logo{text-decoration:none;color:var(--ink);line-height:1.3}.brand-logo{white-space:nowrap}.brand-logo .group{display:block;font-size:11px;color:var(--ink-muted)}.brand-logo .name{font-size:18px;font-weight:800;color:var(--brand)}.gnav{display:flex;gap:16px;align-items:center;flex-shrink:0}.gnav a{text-decoration:none;color:var(--ink);font-size:14px;font-weight:600;white-space:nowrap}.gnav a:hover{color:var(--brand)}.header-cta{display:flex;align-items:center;gap:12px;flex-shrink:0}.header-tel{text-align:right;line-height:1.25;text-decoration:none;color:var(--ink);white-space:nowrap}.header-tel .num{display:block;font-size:19px;font-weight:800;color:var(--brand)}.header-tel .hours{display:block;font-size:11px;color:var(--ink-muted)}.header-cta .btn{padding:10px 20px;font-size:14px;white-space:nowrap}@media(max-width:1200px){.header-tel{display:none}.gnav{gap:14px}.gnav a{font-size:13px}}.hero{background:linear-gradient(120deg,#f2f7fd,#e4eef9 60%,#d8e8f7);padding:88px 0;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(0,175,239,.14),transparent 70%)}.hero .inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;position:relative}.hero .tagline{display:inline-block;background:var(--brand);color:#fff;font-size:13px;font-weight:700;padding:4px 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ul{padding-left:1.2em}.article-list{display:grid;gap:18px}.article-list a.card{display:block}.article-list .date{font-size:12px;color:var(--ink-muted);margin-bottom:6px;display:block}.article-list h3{margin-bottom:6px}@media(max-width:900px){.gnav,.header-tel{display:none}}@media(max-width:640px){.section{padding:52px 0}.section-title{font-size:24px}.hero{padding:60px 0 52px}.sp-fixed-cta{display:flex}body{padding-bottom:64px}.header-cta .btn{display:none}}