.abrf-doc,.abrf-doc *{box-sizing:border-box}.abrf-doc{--abrf-accent:#4f46e5;--abrf-accent-2:#7c3aed;--abrf-accent-soft:#eef2ff;--abrf-ink:#0f172a;--abrf-mut:#64748b;--abrf-line:#e2e8f0;--abrf-bg:#f1f5f9;--abrf-card:#ffffff;--abrf-note-bg:#eff6ff;--abrf-note-bd:#3b82f6;--abrf-tip-bg:#ecfdf5;--abrf-tip-bd:#10b981;--abrf-warn-bg:#fffbeb;--abrf-warn-bd:#f59e0b;--abrf-danger-bg:#fef2f2;--abrf-danger-bd:#ef4444;--abrf-radius:14px;--abrf-shadow:0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);--abrf-shadow-lg:0 12px 40px rgba(79, 70, 229, 0.12);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;line-height:1.65;color:var(--abrf-ink);background:linear-gradient(165deg,#f8fafc 0%,#eef2ff 100%);border:1px solid var(--abrf-line);border-radius:calc(var(--abrf-radius) + 6px);overflow:hidden}.abrf-doc *+*{margin-top:0}.abrf-topbar{display:flex;align-items:center;gap:14px;padding:16px 22px;background:var(--abrf-card);border-bottom:1px solid var(--abrf-line);position:relative;z-index:5;flex-wrap:wrap}.abrf-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.2px;color:var(--abrf-ink);white-space:nowrap}.abrf-brand .abrf-logo{width:34px;height:34px;display:grid;place-items:center;font-size:18px;background:linear-gradient(135deg,var(--abrf-accent),var(--abrf-accent-2));border-radius:10px;box-shadow:0 4px 12px rgb(79 70 229 / .35)}.abrf-search{flex:1;min-width:180px;max-width:360px;margin-left:auto;position:relative}.abrf-search input{width:100%;padding:9px 34px 9px 14px;border:1px solid var(--abrf-line);border-radius:10px;background:var(--abrf-bg);font-size:13.5px;color:var(--abrf-ink);outline:none;transition:border-color 0.15s,box-shadow 0.15s,background 0.15s}.abrf-search input:focus{border-color:var(--abrf-accent);background:var(--abrf-card);box-shadow:0 0 0 3px rgb(79 70 229 / .12)}.abrf-search .abrf-search-ico{position:absolute;left:auto;right:12px;top:50%;transform:translateY(-50%);font-size:14px;color:var(--abrf-mut);pointer-events:none}.abrf-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;font-size:11.5px;font-weight:700;letter-spacing:.4px;color:#4f46e5;background:var(--abrf-accent-soft);border:1px solid #c7d2fe;border-radius:999px;white-space:nowrap}.abrf-badge--pro{color:#fff;background:linear-gradient(135deg,var(--abrf-accent),var(--abrf-accent-2));border-color:#fff0;box-shadow:0 3px 10px rgb(124 58 237 / .35)}.abrf-topbtn{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;font-size:13px;font-weight:600;color:var(--abrf-mut);background:var(--abrf-card);border:1px solid var(--abrf-line);border-radius:10px;cursor:pointer;transition:all 0.15s;white-space:nowrap}.abrf-topbtn:hover{color:var(--abrf-accent);border-color:#c7d2fe;background:var(--abrf-accent-soft)}.abrf-burger{display:none}.abrf-shell{display:grid;grid-template-columns:272px 1fr;gap:0;position:relative}.abrf-nav{background:var(--abrf-card);border-right:1px solid var(--abrf-line);padding:14px 12px 40px;overflow-y:auto;max-height:720px;position:sticky;top:0;align-self:start;scroll-behavior:smooth}.abrf-nav::-webkit-scrollbar{width:8px}.abrf-nav::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:8px}.abrf-nav-link{display:flex;align-items:center;gap:9px;width:100%;padding:8px 12px;margin:2px 0;font-size:13.5px;font-weight:500;color:var(--abrf-mut);background:#fff0;border:0;border-radius:9px;cursor:pointer;text-align:left;transition:all 0.16s;line-height:1.35;justify-content:flex-start}.abrf-nav-link .abrf-nl-ic{flex:0 0 auto}.abrf-nav-link:hover{color:var(--abrf-ink);background:var(--abrf-bg)}.abrf-nav-link.is-active{color:var(--abrf-accent);font-weight:700;background:var(--abrf-accent-soft);box-shadow:inset 3px 0 0 var(--abrf-accent)}.abrf-nav-link.abrf-is-muted{opacity:.4}.abrf-nav-group{margin:6px 0}.abrf-nav-toggle{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding:9px 12px;font-size:13px;font-weight:700;letter-spacing:.3px;text-transform:uppercase;color:var(--abrf-ink);background:#fff0;border:0;border-radius:9px;cursor:pointer;transition:background 0.15s;text-align:left}.abrf-nav-toggle:hover{background:var(--abrf-bg)}.abrf-nav-toggle .abrf-caret{font-size:10px;color:var(--abrf-mut);transition:transform 0.2s}.abrf-nav-sub{display:none;padding:2px 0 2px 12px;border-left:1px dashed #cbd5e1;margin-left:16px}.abrf-nav-group.is-open .abrf-nav-sub{display:block}.abrf-nav-group.is-open .abrf-caret{transform:rotate(90deg)}.abrf-content{padding:26px 30px 60px;min-height:560px}.abrf-page{display:none;animation:abrf-fade-up 0.28s ease both}.abrf-page.is-active{display:block}@keyframes abrf-fade-up{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.abrf-page-head{margin-bottom:10px}.abrf-page-head h2{margin:0;font-size:23px;font-weight:800;letter-spacing:-.3px;color:var(--abrf-ink);display:flex;align-items:center;gap:9px;flex-wrap:wrap}.abrf-page-head .abrf-crumb{margin-top:4px;font-size:12.5px;color:#94a3b8}.abrf-divider{height:1px;background:linear-gradient(90deg,var(--abrf-line),transparent);margin:16px 0}.abrf-lead{font-size:15px;color:var(--abrf-mut);background:var(--abrf-card);border:1px solid var(--abrf-line);border-left:4px solid var(--abrf-accent);border-radius:10px;padding:12px 16px;margin:12px 0 18px}.abrf-h4{font-size:16.5px;font-weight:700;color:var(--abrf-ink);margin:24px 0 10px;display:flex;align-items:center;gap:7px}.abrf-p{font-size:14.5px;color:#334155;margin:8px 0}.abrf-card{background:var(--abrf-card);border:1px solid var(--abrf-line);border-radius:var(--abrf-radius);box-shadow:var(--abrf-shadow);padding:16px 18px;margin:14px 0}.abrf-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:14px 0}.abrf-tile{background:var(--abrf-card);border:1px solid var(--abrf-line);border-radius:var(--abrf-radius);box-shadow:var(--abrf-shadow);padding:16px;transition:transform 0.16s,box-shadow 0.16s,border-color 0.16s}.abrf-tile:hover{transform:translateY(-3px);box-shadow:var(--abrf-shadow-lg);border-color:#c7d2fe}.abrf-tile .abrf-tile-title{font-size:14.5px;font-weight:700;color:var(--abrf-ink);margin-bottom:6px}.abrf-tile .abrf-tile-desc{font-size:13.5px;color:var(--abrf-mut);margin:0}.abrf-tbl-wrap{overflow-x:auto;border:1px solid var(--abrf-line);border-radius:var(--abrf-radius);background:var(--abrf-card);box-shadow:var(--abrf-shadow);margin:14px 0}.abrf-table{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}.abrf-table thead th{background:var(--abrf-accent-soft);color:var(--abrf-accent);font-weight:700;font-size:12.5px;text-transform:uppercase;letter-spacing:.5px;padding:12px 16px;text-align:left;border-bottom:1px solid #c7d2fe}.abrf-table tbody th{background:#f8fafc;color:var(--abrf-ink);font-weight:700;font-size:13.5px;text-align:left;padding:12px 16px;border-bottom:1px solid var(--abrf-line);vertical-align:top;white-space:nowrap}.abrf-table td{padding:12px 16px;border-bottom:1px solid var(--abrf-line);color:#334155;vertical-align:top;font-size:13.8px}.abrf-table tbody tr:last-child th,.abrf-table tbody tr:last-child td{border-bottom:0}.abrf-table tbody tr{transition:background 0.12s}.abrf-table tbody tr:hover{background:#fbfcfe}.abrf-list{list-style:none;margin:12px 0;padding:0}.abrf-list>li{position:relative;padding:6px 0 6px 26px;font-size:14.3px;color:#334155}.abrf-list>li::before{content:"✓";position:absolute;left:2px;top:6px;color:#10b981;font-weight:800;font-size:13px}.abrf-list>li strong{color:var(--abrf-ink)}.abrf-list--dot>li::before{content:"•";color:var(--abrf-accent);font-size:18px;top:2px}.abrf-steps{list-style:none;counter-reset:abrf-step;margin:14px 0;padding:0}.abrf-steps>li{counter-increment:abrf-step;position:relative;padding:8px 0 8px 44px;font-size:14.3px;color:#334155}.abrf-steps>li::before{content:counter(abrf-step);position:absolute;left:0;top:8px;width:28px;height:28px;display:grid;place-items:center;font-size:13px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--abrf-accent),var(--abrf-accent-2));border-radius:50%;box-shadow:0 3px 8px rgb(79 70 229 / .3)}.abrf-alert{border-radius:10px;padding:12px 16px;margin:14px 0;font-size:14px;line-height:1.6;border:1px solid;display:flex;gap:10px;align-items:flex-start}.abrf-alert .abrf-alert-ic{flex:0 0 auto;font-size:16px;line-height:1.4}.abrf-note{background:var(--abrf-note-bg);border-color:#bfdbfe;color:#1e40af}.abrf-tip{background:var(--abrf-tip-bg);border-color:#a7f3d0;color:#065f46}.abrf-warn{background:var(--abrf-warn-bg);border-color:#fde68a;color:#92400e}.abrf-danger{background:var(--abrf-danger-bg);border-color:#fecaca;color:#991b1b}.abrf-alert a{color:inherit}.abrf-code{font-family:Consolas,Monaco,"Courier New",monospace;font-size:13px;background:#f1f5f9;border:1px solid var(--abrf-line);border-radius:6px;padding:2px 7px;color:#be185d}.abrf-chip{display:inline-block;font-family:Consolas,Monaco,"Courier New",monospace;font-size:12.5px;font-weight:700;background:var(--abrf-accent-soft);border:1px solid #c7d2fe;color:var(--abrf-accent);border-radius:999px;padding:2px 10px;margin:1px 2px}.abrf-kv{display:grid;grid-template-columns:150px 1fr;gap:6px 14px;margin:10px 0;font-size:14px;align-items:baseline}.abrf-kv dt{font-weight:700;color:var(--abrf-ink)}.abrf-kv dd{margin:0;color:#334155}.abrf-imgcard{margin:16px 0;border:1px solid var(--abrf-line);border-radius:var(--abrf-radius);background:var(--abrf-card);box-shadow:var(--abrf-shadow);overflow:hidden}.abrf-imgcard img{display:block;width:100%;height:auto;max-height:480px;object-fit:contain;background:#fff}.abrf-imgcard figcaption{padding:9px 14px;font-size:12.5px;color:var(--abrf-mut);background:#f8fafc;border-top:1px solid var(--abrf-line);text-align:center}.abrf-protag{display:inline-flex;align-items:center;padding:1px 8px;font-size:10.5px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;color:#fff;background:linear-gradient(135deg,var(--abrf-accent),var(--abrf-accent-2));border-radius:999px;vertical-align:middle;margin-left:6px}.abrf-fgroups{margin:20px 0 0}.abrf-fgroup{margin:0 0 24px}.abrf-fgroup-head{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:800;letter-spacing:.3px;text-transform:uppercase;color:var(--abrf-accent);margin:0 0 12px;padding-bottom:8px;border-bottom:1px solid var(--abrf-line)}.abrf-fgroup-head::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--abrf-line),transparent)}.abrf-fgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(225px,1fr));gap:14px}.abrf-fcard{display:flex;flex-direction:column;gap:8px;background:var(--abrf-card);border:1px solid var(--abrf-line);border-radius:var(--abrf-radius);box-shadow:var(--abrf-shadow);padding:16px 16px 18px;transition:transform 0.16s,box-shadow 0.16s,border-color 0.16s}.abrf-fcard:hover{transform:translateY(-3px);box-shadow:var(--abrf-shadow-lg);border-color:#c7d2fe}.abrf-fcard-ic{width:42px;height:42px;display:grid;place-items:center;font-size:19px;background:linear-gradient(135deg,var(--abrf-accent-soft),#e6e5fb);border:1px solid #c7d2fe;border-radius:12px;margin-bottom:2px}.abrf-fcard-title{font-size:14px;font-weight:700;color:var(--abrf-ink);line-height:1.35}.abrf-fcard-desc{font-size:12.8px;color:var(--abrf-mut);margin:0;line-height:1.55}.abrf-fcard .abrf-protag{align-self:flex-start}.abrf-page-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:34px 0 0;padding-top:18px;border-top:1px dashed var(--abrf-line)}.abrf-navbtn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;font-size:13.5px;font-weight:600;color:var(--abrf-accent);background:var(--abrf-card);border:1px solid #c7d2fe;border-radius:10px;cursor:pointer;transition:all 0.15s;white-space:nowrap}.abrf-navbtn:hover:not(:disabled){background:var(--abrf-accent-soft);box-shadow:var(--abrf-shadow)}.abrf-navbtn:disabled{opacity:.45;cursor:not-allowed}.abrf-navinfo{font-size:12.5px;font-weight:600;color:var(--abrf-mut);white-space:nowrap}.abrf-top{position:fixed;right:22px;bottom:22px;width:42px;height:42px;display:grid;place-items:center;font-size:16px;color:#fff;background:linear-gradient(135deg,var(--abrf-accent),var(--abrf-accent-2));border:0;border-radius:12px;box-shadow:0 8px 20px rgb(79 70 229 / .4);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:all 0.2s;z-index:30}.abrf-top.is-visible{opacity:1;visibility:visible;transform:none}.abrf-backdrop{display:none}@media (min-width:1025px){.abrf-nav{max-height:760px}}@media (max-width:1024px){.abrf-shell{grid-template-columns:1fr}.abrf-burger{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;font-size:17px;color:var(--abrf-ink);background:var(--abrf-card);border:1px solid var(--abrf-line);border-radius:10px;cursor:pointer}.abrf-nav{position:fixed;top:0;left:0;bottom:0;width:290px;max-width:86vw;max-height:none;z-index:40;transform:translateX(-110%);transition:transform 0.25s ease;box-shadow:var(--abrf-shadow-lg)}.abrf-doc.is-open .abrf-nav{transform:none}.abrf-backdrop{display:block;position:fixed;inset:0;background:rgb(15 23 42 / .5);backdrop-filter:blur(2px);opacity:0;visibility:hidden;transition:all 0.25s;z-index:35}.abrf-doc.is-open .abrf-backdrop{opacity:1;visibility:visible}.abrf-content{padding:20px 18px 50px}}@media (max-width:600px){.abrf-topbar{padding:12px 14px;gap:10px}.abrf-search{order:3;max-width:none;min-width:0;flex-basis:100%}.abrf-page-head h2{font-size:20px}.abrf-table tbody th{white-space:normal;min-width:120px}}