:root{--b2b-accent: #036db7;--b2b-accent-d: #025a97;--b2b-red: #e31c1c}html,body{margin:0;padding:0;background:transparent;min-height:0}body{font-family:ヒラギノ角ゴ Pro W3,Hiragino Kaku Gothic Pro,Verdana,メイリオ,Meiryo,sans-serif;color:#222;line-height:1.7}*{box-sizing:border-box}.a{max-width:680px;margin:0 auto;font-size:14.5px}.a-head .nm{font-weight:800;color:var(--b2b-accent);font-size:15px}.a-title{font-size:20px;font-weight:800;color:#111;margin:6px 0 4px;line-height:1.4}.a-lead{color:#444;margin:0 0 16px;font-size:13.5px}.sec-t{font-size:13px;font-weight:800;color:#111;margin:0 0 8px;display:flex;align-items:center;gap:7px}.sec-t .n{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:var(--b2b-accent);color:#fff;font-size:12px;flex:none}.fld{display:flex;flex-direction:column;gap:5px;min-width:0}.fld input{font-size:16px;padding:10px;border:1px solid #c6d3dd;border-radius:7px;background:#fff;color:#111;width:100%}.box{background:#f7fbfe;border:1px solid #d8e2ea;border-radius:10px;padding:14px;margin:0 0 16px}.row2{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}@media (max-width:560px){.row2{grid-template-columns:1fr}}.geo{font:inherit;cursor:pointer;background:#fff;color:var(--b2b-accent);border:1.5px solid var(--b2b-accent);border-radius:8px;padding:10px 14px;font-weight:700;font-size:13px;white-space:nowrap}.hint{font-size:12px;color:#7a8894;margin:6px 0 0;min-height:1.2em}.symp{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}@media (max-width:560px){.symp{grid-template-columns:1fr}}.symp button{font:inherit;cursor:pointer;text-align:left;background:#fff;border:1.5px solid #c6d3dd;border-radius:10px;padding:11px 13px}.symp button b{display:block;font-size:14px;color:#111;margin:0 0 3px}.symp button span{display:block;font-size:11.5px;color:#66757f;line-height:1.5}.symp button[aria-pressed=true]{border-color:var(--b2b-accent);border-width:2px;background:#eef6fc}.symp button[aria-pressed=true] b{color:var(--b2b-accent-d)}.steps{margin:0;padding:0;list-style:none;counter-reset:s}.step{counter-increment:s;position:relative;padding:0 0 0 34px;margin:0 0 18px}.step:before{content:counter(s);position:absolute;left:0;top:1px;width:24px;height:24px;border-radius:50%;background:var(--b2b-accent);color:#fff;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center}.step h4{margin:2px 0 5px;font-size:15px;color:#111;font-weight:800;line-height:1.5}.step p{margin:0 0 8px;font-size:13.5px;color:#3c4a54}.dev{border:1px solid #dde5ec;border-radius:8px;margin:8px 0 0;overflow:hidden}.dev summary{cursor:pointer;padding:8px 12px;background:#f4f8fb;font-size:13px;font-weight:700;color:#2a3d4a;list-style:none}.dev summary::-webkit-details-marker{display:none}.dev summary:before{content:"▸ ";color:var(--b2b-accent)}.dev[open] summary:before{content:"▾ "}.dev .in{padding:10px 12px 12px}.dev ol{margin:0;padding-left:20px;font-size:13px}.dev ol li{margin:0 0 4px}.dev .nt{margin:8px 0 0;font-size:12.5px;color:#7a4a00;background:#fff8ec;border:1px solid #f0c987;border-radius:6px;padding:8px 10px}.apnbox{margin:8px 0 0;border:2px solid var(--b2b-accent);border-radius:10px;overflow:hidden}.apnbox h5{margin:0;background:var(--b2b-accent);color:#fff;font-size:13px;font-weight:800;padding:8px 12px}.apnbox .in{padding:10px 12px}.apn{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:0 0 6px}.apn:last-child{margin-bottom:0}.apn .no{font-size:11.5px;font-weight:700;color:#fff;background:var(--b2b-accent);border-radius:999px;padding:2px 9px;white-space:nowrap}.apn code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;font-weight:700;color:#111;background:#f2f6f9;border:1px solid #dbe4ec;border-radius:6px;padding:5px 10px;user-select:all}.apn .cp{font:inherit;cursor:pointer;background:#fff;color:var(--b2b-accent);border:1.5px solid var(--b2b-accent);border-radius:6px;padding:4px 11px;font-weight:700;font-size:12px}.auth{margin:8px 0 0;font-size:12.5px;color:#1f6b12;font-weight:700}.tbl{width:100%;border-collapse:collapse;font-size:12.5px;margin:8px 0 0}.tbl th,.tbl td{border:1px solid #dde5ec;padding:7px 9px;text-align:left;vertical-align:top}.tbl th{background:#f4f8fb;font-weight:700;width:38%}.tbl tr.crit th{background:#fff4f4;color:#a3222a}.tbl tr.crit td{background:snow}.tbl .why{display:block;color:#66757f;font-size:11.5px;margin:3px 0 0;line-height:1.6}.carriers{margin:8px 0 0;padding:10px 12px;background:#eef6fc;border:1px solid #cfe4f4;border-radius:8px;font-size:13px}.carriers b{color:var(--b2b-accent-d)}.warn{margin:8px 0 0;padding:9px 11px;background:#fff8ec;border:1px solid #f0c987;border-radius:7px;font-size:12.5px;color:#7a4a00}.pick{margin:0;padding:14px;background:#f4f8fb;border:1px dashed #c6d3dd;border-radius:10px;font-size:13.5px;color:#5a6b78;text-align:center}.cta{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 0}.cta a{font:inherit;border-radius:8px;padding:12px 18px;font-weight:800;font-size:14px;text-decoration:none;text-align:center;background:var(--b2b-red);color:#fff;flex:1;min-width:220px}.note{margin:12px 0 0;padding:10px 12px;background:#fbfbfb;border:1px solid #eaeaea;border-radius:8px;font-size:12px;color:#667}