.bps-pb4-preview{max-width:1280px;margin:14px auto;border:1px solid #d9e5ed;border-radius:16px;background:#fff;overflow:hidden}.bps-pb4-preview>summary{display:flex;justify-content:space-between;gap:16px;padding:20px 22px;cursor:pointer;color:#214e69;font-size:17px;font-weight:750}.bps-pb4-preview>summary span:last-child{font-size:12px}.bps-pb4{padding:22px;background:#f6f9fb;color:#1a394e}.bps-pb4 *{box-sizing:border-box}.bps-pb4 header{padding:26px;border-radius:14px;background:#143d57;color:#fff}.bps-pb4 header h2{color:#fff;font-size:30px;line-height:1.15;margin:8px 0 12px}.bps-pb4 header p{max-width:850px;line-height:1.6}.bps-pb4-eyebrow{font-size:11px;letter-spacing:.12em}.bps-pb4-identify{padding:20px;margin:16px 0;border:1px solid #d9bf7f;border-radius:12px;background:#fff9eb}.bps-pb4 label{display:block;margin:0 0 9px;font-size:14px;font-weight:700}.bps-pb4 select,.bps-pb4 input{width:100%;min-height:46px;border:1px solid #b8ccd8;border-radius:8px;padding:11px;background:#fff;color:#163e55;font-size:15px}.bps-pb4-identify p{font-size:13px;line-height:1.65;margin-bottom:0}.bps-pb4-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:start}.bps-pb4 [hidden]{display:none!important}.bps-pb4-diagram,.bps-pb4-results{padding:20px;background:#fff;border:1px solid #dae6ec;border-radius:12px;min-width:0}.bps-pb4 h3{font-size:22px;margin:0 0 12px;color:#1c455f}.bps-pb4 a{display:inline-flex;align-items:center;min-height:44px;margin-right:12px;font-size:13px;color:#195e81;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.bps-pb4 button{display:block;min-height:44px;margin:10px 0;padding:10px 15px;border:1px solid #236382;border-radius:8px;background:#1b5a79;color:white;cursor:pointer}.bps-pb4 iframe{border:1px solid #d5e1e8;width:100%;height:60vh;min-height:360px;margin-top:12px}.bps-pb4 p{font-size:13px;line-height:1.55}.bps-pb4-small{font-size:11px!important;color:#617888}.bps-pb4-list{display:grid;gap:10px}.bps-pb4-part{padding:15px;border:1px solid #dce7ed;border-radius:10px;min-width:0}.bps-pb4-meta{display:flex;justify-content:space-between;gap:10px;font-size:12px}.bps-pb4-meta span{background:#eaf4f8;padding:5px 8px;border-radius:5px}.bps-pb4-part h4{font-size:16px;margin:10px 0 6px;color:#1e4b64}.bps-pb4-part p{margin:6px 0}.bps-pb4-after{margin-top:14px;border-top:1px solid #d9e6ee}.bps-pb4-after [data-pb4-alternatives]{padding:12px;background:#eef7fa;border-radius:8px}.bps-pb4 summary{cursor:pointer;min-height:44px;padding:12px 0;font-size:13px;font-weight:700}.bps-pb4 [data-pb4-kit]{padding:12px 0;border-top:1px solid #dce6ed}.bps-pb4-sources{margin-top:16px;padding:5px 18px;border:1px solid #d5e4ec;border-radius:10px;background:#fff}.bps-pb4 :focus-visible{outline:2px solid #2c83ad;outline-offset:3px}@media(max-width:800px){.bps-pb4-layout{grid-template-columns:1fr}.bps-pb4{padding:14px}.bps-pb4-preview{margin:12px 14px}.bps-pb4-preview>summary{padding:16px;font-size:15px}.bps-pb4-preview>summary span:last-child{font-size:11px}.bps-pb4 header{padding:22px 18px}.bps-pb4 header h2{font-size:26px}.bps-pb4-identify,.bps-pb4-results,.bps-pb4-diagram{padding:16px}.bps-pb4 iframe{height:50vh}}