.home-lead{max-width:780px;margin:14px 0 22px;color:var(--muted);font-size:18px}.branch-number{font-size:72px;line-height:1;font-family:Georgia,serif;color:#245b4f}.blue-button{background:#1463a2!important;border-color:#1463a2!important;color:white!important}.blue-card{border-top:4px solid #1463a2}.summary-line{font-size:14px;color:var(--muted);margin-top:16px}.space-top{margin-top:28px}.document-advice{margin-top:18px}.card p{margin-top:12px}.row-count{font-size:13px;color:var(--muted);margin:20px 0}.section-heading{margin-top:32px}.grid .actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.doc-row{min-width:0}.doc-row>div:first-child{min-width:0}.doc-row strong{overflow-wrap:anywhere}.toolbar{margin-bottom:18px}.record-table{width:100%;border-collapse:collapse;margin-top:20px;font-size:14px}.record-table td,.record-table th{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}.record-table th{background:var(--light)}.paper-stack{margin-top:24px}.topbar form{flex:1}.topbar input{min-width:0;width:100%}.catalog-select{padding:10px;max-width:100%}.empty-field{color:#566b65}.quick-path{font-weight:600;margin-top:16px}.reading ol{padding-left:22px}.reading li{margin:10px 0}@media(max-width:700px){.branch-number{font-size:48px}.hero{display:block}.hero-note{margin-top:20px}.doc-row{display:block}.doc-row .actions{margin-top:14px}.record-table{font-size:12px}.record-table td,.record-table th{padding:7px}.topbar{flex-wrap:wrap}.topbar form{flex-basis:100%}.workspace .topbar{position:static}.sidebar{position:static;width:100%;padding:18px}.brand{margin:0 0 12px}.sidebar nav{display:flex;overflow-x:auto;padding-bottom:6px}.sidebar nav a{white-space:nowrap;flex-shrink:0}.sidebar-bottom{display:none}.workspace{margin-left:0}main{padding:24px 16px}.grid.two{grid-template-columns:1fr}h1{font-size:32px}.page-footer{padding:16px;flex-wrap:wrap}}
.facts-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.facts-grid>*{min-width:0;overflow-wrap:anywhere}@media(max-width:480px){.facts-grid{grid-template-columns:1fr}}

.button{display:inline-flex;align-items:center;white-space:normal;max-width:100%;line-height:1.5}.ammonia-note{padding:22px;background:white;border:1px solid #cbdade;border-radius:12px}.ammonia-note p{margin:12px 0}.reading h3{margin:22px 0 12px}@media(max-width:700px){.topbar .button{margin-top:10px}.record-table{overflow-wrap:anywhere}}
/* Schemes and expandable steps */
.memory-scheme{margin:22px 0;padding:20px;border:1px solid #b9d4e8;border-radius:18px;background:#edf6fd}
.memory-scheme h2{margin:0 0 14px;font-size:20px}
.memory-scheme ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.memory-scheme li{position:relative;display:flex;align-items:flex-start;gap:9px;padding:12px;background:white;border:1px solid #d1e2ee;border-radius:12px;min-width:0;line-height:1.4}
.memory-scheme li span,.step-badge{display:inline-grid;place-items:center;flex-shrink:0;width:26px;height:26px;border-radius:50%;background:#1263a5;color:white;font-size:13px;font-weight:700}
.memory-scheme p{font-size:13px;margin:12px 0 0;color:#4a6276}
.memory-scheme .scheme-critical{font-size:15px;color:#173d59;padding-top:12px;border-top:1px solid #b9d4e8}
.algorithm-details{margin:10px 0;background:white;border:1px solid #cfdeea;border-radius:12px;overflow:hidden}
.algorithm-details>summary{cursor:pointer;padding:15px 17px;font-weight:700;line-height:1.45;color:#174b73;list-style:none}
.algorithm-details>summary::-webkit-details-marker{display:none}
.algorithm-details>summary::after{content:'＋';float:right;margin-left:10px}
.algorithm-details[open]>summary::after{content:'−'}
.algorithm-details>summary:focus-visible{outline:3px solid #277cc3;outline-offset:-3px}
.algorithm-details[open]>summary{border-bottom:1px solid #dfebf4}
.algorithm-body{padding:4px 18px 18px;line-height:1.65;overflow-wrap:anywhere}
.step-badge{margin-right:9px;vertical-align:middle}
.quick-section:has(>.algorithm-details){padding:0;border:0}
@media(max-width:520px){.memory-scheme{padding:15px}.memory-scheme ol{grid-template-columns:1fr}.memory-scheme li{padding:10px}.algorithm-details>summary{padding:13px}.algorithm-body{padding:3px 13px 13px}}
@media print{.memory-scheme{break-inside:avoid}.algorithm-details{overflow:visible;break-inside:auto}.algorithm-details::details-content{display:block!important;content-visibility:visible!important}.algorithm-details>summary::after{display:none}}