/* Source annexes use only scoped styles; no global header/engine changes. */
.sea-source-article{max-width:1160px}.sea-knots{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:32px 0}.sea-knot-card{border:1px solid #dce4e8;border-radius:16px;overflow:hidden;background:white}.sea-knot-top{display:flex;gap:14px;align-items:center;justify-content:space-between;padding:18px 22px}.sea-knot-top a{font-size:.82rem}.sea-knot-image{display:grid;place-items:center;padding:20px;background:#fff;min-height:300px}.sea-knot-image img{display:block;width:100%;max-height:300px;object-fit:contain}.sea-knot-card details{border-top:1px solid #dce4e8;padding:18px 22px}.sea-knot-card summary{cursor:pointer;font-weight:700;line-height:1.5}.sea-knot-card h2{font-size:1.45rem!important;line-height:1.35!important;margin-top:16px}.sea-practical-subject{margin-top:48px;padding-top:24px;border-top:1px solid #cbd8dc;scroll-margin-top:24px}.sea-practical-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.sea-practical-head h2{margin:4px 0 14px}.sea-practical-head .sea-chip{white-space:nowrap}.sea-practical-group{margin:26px 0}.sea-practical-group-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.sea-practical-group-head a{font-size:.88rem}.sea-rule{margin:16px 0;padding:18px 22px;border-left:4px solid #27877b;background:#edf6f3;border-radius:0 8px 8px 0}.sea-rule p{margin:6px 0}.sea-practical-list{border:1px solid #dce4e8;border-radius:12px;overflow:hidden}.sea-practical-item{display:grid;grid-template-columns:32px minmax(0,1fr) 225px;gap:16px;align-items:center;padding:17px 20px;border-top:1px solid #e6ecef;background:white}.sea-practical-item:first-child{border-top:0}.sea-practical-item.has-mark{background:#f1f8f5}.sea-item-number{color:#46626e}.sea-practical-item label{margin:0;line-height:1.5}.sea-practical-item select{max-width:100%;min-width:0;width:100%;min-height:44px;padding:8px 12px;font:inherit;font-size:.86rem;border:1px solid #adbdc4;border-radius:6px;background:white;color:#18313d}.sea-exclusion{padding:24px;border:1px solid #d4aca4;border-radius:12px;background:#fff6f3}.sea-exclusion p{line-height:1.75;font-size:.94rem}.sea-practical-save{margin:20px 0}.sea-practical-save p{font-size:.85rem}.source-table-wrap{overflow-x:auto}.source-table-wrap small{overflow-wrap:anywhere}.source-warnings p{padding:14px 18px;border-left:3px solid #bb9363;background:#fff9ec}.source-options{display:grid;gap:10px;list-style:none;padding:0!important;margin:24px 0}.source-options li{display:flex;gap:15px;align-items:flex-start;background:white;padding:16px 20px;border:1px solid #dce4e8;border-radius:8px;line-height:1.6}.source-options b{min-width:25px}.sea-question-source{overflow-wrap:anywhere;font-size:.88rem}.sea-full-figure{margin:28px 0;max-width:100%}.sea-full-figure img{display:block;width:auto;max-width:100%;max-height:580px;margin:auto;object-fit:contain}.sea-full-figure figcaption{font-size:.82rem;margin:12px 0;text-align:center}.coast-tools{flex-wrap:wrap}.sea-source-alert{font-size:.9rem!important}
@media(max-width:760px){.sea-knots{grid-template-columns:1fr}.sea-practical-head,.sea-practical-group-head{align-items:flex-start;flex-direction:column}.sea-practical-item{grid-template-columns:24px minmax(0,1fr);gap:10px;padding:15px}.sea-practical-item select{grid-column:2}.sea-practical-head h2{font-size:1.75rem}.sea-exclusion{padding:18px}.sea-knot-top{padding:14px}.sea-knot-image{min-height:240px}.sea-knot-image img{max-height:260px}.source-options li{padding:14px}.source-table-wrap table{min-width:580px}}