:root{--purple:#78248A;--purple-dark:#42104D;--teal:#33B6C8;--ink:#15111A;--muted:#5B5360;--soft:#F8F4F9;--line:#E7DFE9;--white:#FFF;--radius:18px}*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#FBF7FC,#FFF 58%,#F4FBFC);color:var(--ink);font-family:Inter,Arial,sans-serif;line-height:1.7}.container{width:min(900px,calc(100% - 40px));margin:auto}.site-header{background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 16px rgba(66,16,77,.08)}.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand img{display:block;width:190px;height:auto}.back{color:var(--purple);font-weight:700;text-decoration:none}.back:hover{text-decoration:underline}main{padding:70px 0}.eyebrow{margin:0 0 12px;color:var(--purple);font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}h1{font-size:clamp(2.25rem,6vw,4rem);line-height:1.08;letter-spacing:-.04em;margin:0 0 20px}h2{font-size:1.35rem;line-height:1.3;margin:42px 0 10px}p,li{color:var(--muted)}.intro{font-size:1.12rem;max-width:70ch}.card{margin-top:34px;padding:32px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 16px 45px rgba(66,16,77,.07)}a{color:var(--purple)}ul{padding-left:22px}.notice{margin-top:28px;padding:18px 20px;border-left:4px solid var(--teal);border-radius:8px;background:#F1FBFC}.site-footer{padding:30px 0;background:var(--ink);color:#D9D2DD}.footer-row{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;font-size:.9rem}.site-footer a{color:#fff;text-decoration:none}.site-footer a:hover{text-decoration:underline}@media(max-width:560px){.nav{min-height:68px}.brand img{width:155px}main{padding:46px 0}.card{padding:24px}}