:root{color-scheme:light;--ink:#143c3d;--green:#146c62;--muted:#60716e}*{box-sizing:border-box}body{margin:0;background:#f5f6f2;color:var(--ink);font:16px/1.8 system-ui,"Noto Sans JP",sans-serif}a{color:var(--green)}header{max-width:1120px;margin:auto;padding:28px 32px;border-bottom:1px solid #d2dcd4;display:flex;flex-wrap:wrap;align-items:center;gap:20px}.brand{font-size:27px;font-weight:750;text-decoration:none;letter-spacing:-1px}.brand span{font-weight:400}nav{display:flex;align-items:center;gap:20px;margin-left:auto}nav form{margin:0}main{max-width:960px;margin:50px auto;padding:0 24px}.intro{margin-bottom:32px}h1{font-size:32px;line-height:1.45;margin:12px 0}h2{font-size:22px}h3{font-size:19px}.eyebrow{font-size:12px;letter-spacing:2px;color:var(--green)}.panel{background:white;border:1px solid #d9e1d9;border-radius:12px;padding:28px;margin:24px 0;box-shadow:0 4px 16px #183d3610}.muted,small{color:var(--muted)}label{display:block}input:not([type=checkbox]),select{font:inherit;border:1px solid #a7b9b3;border-radius:6px;padding:9px 12px;max-width:100%;background:white}input[type=email],input[type=text]{width:100%;max-width:520px}input[type=checkbox]{width:18px;height:18px;vertical-align:middle;accent-color:var(--green);margin-right:8px}div[id$=products]{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:8px}div[id^=id_days_]{display:flex;flex-wrap:wrap;gap:16px}button,.button{display:inline-block;background:var(--green);color:white;padding:11px 20px;border:0;border-radius:7px;font:inherit;text-decoration:none;cursor:pointer}.secondary{background:#e9eeea;color:var(--ink);margin-top:12px}.link{background:none;color:var(--green);padding:0}.notice{padding:16px;background:#e0f2e9;border-left:4px solid var(--green)}.errorlist{color:#a02828}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#eef3ef;padding:20px;border-radius:8px;font-size:14px}footer{max-width:1120px;margin:50px auto;padding:25px;border-top:1px solid #d2dcd4;color:var(--muted);font-size:13px}:focus-visible{outline:3px solid #e5ad39;outline-offset:3px}@media(max-width:650px){header{padding:20px}nav{margin-left:0;width:100%}main{margin-top:30px}h1{font-size:27px}.panel{padding:20px}}