:root{color-scheme:light;font-family:system-ui,-apple-system,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif;color:#24304b;background:#f5f8ff}
*{box-sizing:border-box}body{margin:0;line-height:1.8}a{color:#4659ad}a:hover{text-decoration:none}a:focus-visible{outline:3px solid #668cdb;outline-offset:3px}
.top{background:#151d3d;color:#fff}.top-inner{max-width:1120px;margin:auto;padding:14px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}.top a{color:#fff;text-decoration:none;font-weight:700}.top .lang{font-size:.88rem;opacity:.9}
.hero{position:relative;overflow:hidden;min-height:390px;display:flex;align-items:end;background:#192341}.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 24%,rgba(12,21,49,.85))}.hero-copy{position:relative;z-index:1;width:min(1120px,100%);margin:auto;padding:70px 24px 38px;color:#fff;text-shadow:0 2px 8px #0a1537}.kicker{font-size:.82rem;font-weight:800;letter-spacing:.14em}.hero h1{font-size:clamp(2rem,5vw,3.6rem);line-height:1.2;margin:.4rem 0}.hero p{font-size:clamp(1rem,2vw,1.2rem);margin:0;max-width:650px}
.wrap{width:min(1060px,calc(100% - 36px));margin:auto}.intro{font-size:1.08rem;margin:36px auto 20px;max-width:850px}.jump{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 44px}.jump a{border:1px solid #bdcde9;border-radius:100px;padding:7px 16px;background:#fff;text-decoration:none;font-weight:700;font-size:.9rem}
.section{margin:0 0 32px;padding:clamp(22px,4vw,42px);background:#fff;border:1px solid #dbe5f3;border-radius:22px;box-shadow:0 9px 28px rgba(45,65,116,.06)}.section h2{font-size:clamp(1.4rem,3vw,2rem);line-height:1.35;margin:0 0 10px;color:#273766}.section p{margin:.5rem 0 1rem}.section h3{font-size:1rem;margin:1.5rem 0 .3rem}.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.chips a{display:inline-flex;padding:9px 16px;border-radius:100px;background:#eaf0ff;text-decoration:none;font-weight:700}.sample{padding:14px 18px;background:#f4f7ff;border-left:4px solid #7f91d2;border-radius:8px}.sample a{font-weight:700}
.note{margin:36px 0 56px;padding:20px 24px;border-radius:16px;background:#eaf0fa;font-size:.92rem}.footer{background:#151d3d;color:#d9e4ff;padding:26px 18px;text-align:center;font-size:.88rem}.footer a{color:#fff}
@media(max-width:600px){.hero{min-height:330px}.hero img{object-position:center}.hero-copy{padding:90px 18px 24px}.top-inner{padding:12px 16px}.section{border-radius:16px}.jump{margin-bottom:30px}}