:root{color-scheme:light;--surface-1: #fcfcfb;--page: #f9f9f7;--text-primary: #0b0b0b;--text-secondary: #52514e;--text-muted: #898781;--grid: #e1e0d9;--axis: #c3c2b7;--border: rgba(11, 11, 11, .1);--pos: #0d9488;--neg: #e34948;--mid: #f0efec;--accent: #d97706;--accent-text: #b56606;--accent-ink: #0b0b0b;--good: #0ca30c;--warning: #fab219;--serious: #ec835a;--critical: #d03b3b;--success-text: #006300;--series-2: #eb6834;--series-3: #1baf7a;--radius: 10px;--font: "Ruda", system-ui, -apple-system, "Segoe UI", sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, monospace}@media (prefers-color-scheme: dark){:root:where(:not([data-theme=light])){color-scheme:dark;--surface-1: #1a1a19;--page: #0d0d0d;--text-primary: #ffffff;--text-secondary: #c3c2b7;--text-muted: #aba9a1;--grid: #2c2c2a;--axis: #383835;--border: rgba(255, 255, 255, .1);--pos: #14b8a6;--neg: #e66767;--accent: #f39816;--accent-text: #f39816;--accent-ink: #0b0b0b;--mid: #383835;--success-text: #0ca30c;--series-2: #d95926;--series-3: #199e70}}:root[data-theme=dark]{color-scheme:dark;--surface-1: #1a1a19;--page: #0d0d0d;--text-primary: #ffffff;--text-secondary: #c3c2b7;--text-muted: #aba9a1;--grid: #2c2c2a;--axis: #383835;--border: rgba(255, 255, 255, .1);--pos: #14b8a6;--neg: #e66767;--accent: #f39816;--accent-text: #f39816;--accent-ink: #0b0b0b;--mid: #383835;--success-text: #0ca30c;--series-2: #d95926;--series-3: #199e70}*{box-sizing:border-box}body{margin:0;background:var(--page);color:var(--text-primary);font-family:var(--font);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}.shell{max-width:1180px;margin:0 auto;padding:28px 20px 80px}header.top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:4px}.brand{display:flex;align-items:center;gap:12px}.logo{flex:none;margin-top:1px}.logo-frame{fill:none;stroke:var(--axis);stroke-width:1.15}.logo-zero{fill:none;stroke:var(--text-muted);stroke-width:1.15;stroke-linecap:round}.logo-tick{fill:none;stroke:var(--accent);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}.ico{flex:none;width:18px;height:18px}.ico-struct{fill:none;stroke:currentColor;stroke-width:1.15;stroke-linecap:round;stroke-linejoin:round;opacity:.55}.ico-subject{fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}.ico-struct-dot{fill:currentColor;opacity:.55}.ico-subject-dot{fill:currentColor}.kicker{margin:0 0 1px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted)}h1{font-size:22px;font-weight:650;margin:0;letter-spacing:-.01em}.sub{color:var(--text-secondary);font-size:13.5px;margin:6px 0 22px;max-width:74ch}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:22px;overflow-x:auto}.tabs button{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-secondary);font:inherit;font-size:14px;padding:9px 14px;cursor:pointer;white-space:nowrap;margin-bottom:-1px;display:inline-flex;align-items:center;gap:7px}.tabs button:hover{color:var(--text-primary)}.tabs button[aria-selected=true]{color:var(--text-primary);border-bottom-color:var(--accent);font-weight:550}.tabs button[aria-selected=true] .ico-subject{stroke:var(--accent)}.tabs button[aria-selected=true] .ico-subject-dot{fill:var(--accent)}.card{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-bottom:16px}.card>h2{font-size:14px;font-weight:600;margin:0 0 3px;letter-spacing:-.005em}.card>h2.opener{display:flex;align-items:center;gap:8px}.card>h2.opener .ico{width:16px;height:16px}.card>.note{color:var(--text-secondary);font-size:12.5px;margin:0 0 16px;max-width:78ch}.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:26px 16px;align-items:start}.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}.tile{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px}.tile .label{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:7px;display:flex;align-items:center;gap:5px}.tile .value{color:var(--accent-text);font-weight:900;letter-spacing:-.02em;font-variant-numeric:tabular-nums;font-size:27px;line-height:1.1}.tile 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var(--accent);outline-offset:1px}select.btn{padding-right:28px;background-image:linear-gradient(45deg,transparent 50%,var(--text-muted) 50%),linear-gradient(135deg,var(--text-muted) 50%,transparent 50%);background-position:calc(100% - 15px) calc(50% + 1px),calc(100% - 10px) calc(50% + 1px);background-size:5px 5px,5px 5px;background-repeat:no-repeat}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.tbl-wrap{overflow-x:auto;margin-top:6px}table{border-collapse:collapse;width:100%;font-size:13px}th,td{text-align:right;padding:7px 10px;border-bottom:1px solid var(--grid);font-variant-numeric:tabular-nums;white-space:nowrap}th:first-child,td:first-child{text-align:left;font-variant-numeric:normal}th{color:var(--text-muted);font-weight:550;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em}tbody 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td{text-align:left;font-variant-numeric:normal;white-space:normal;vertical-align:top}.lead{font-size:14.5px;color:var(--text-secondary);max-width:72ch;margin:0 0 16px}.lead strong{color:var(--text-primary)}button.linkish{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:none;border:none;padding:0;font:inherit;color:var(--accent-text);cursor:pointer;text-decoration:underline;text-underline-offset:2px}button.linkish:hover{opacity:.8}.payload{margin:14px 0 0;padding:12px 14px;max-height:340px;overflow:auto;background:var(--page);border:1px solid var(--border);border-radius:8px;font-family:var(--mono);font-size:12px;line-height:1.55;color:var(--text-secondary);white-space:pre;-moz-tab-size:2;tab-size:2}.payload:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;padding:24px;background:#0000008c;overflow-y:auto}.modal-panel{width:100%;max-width:520px;max-height:calc(100vh - 48px);overflow-y:auto;background:var(--surface-1);border:1px solid var(--border);border-radius:12px;padding:22px 24px 18px;box-shadow:0 18px 50px #00000059}.modal-panel.wide{max-width:680px}.modal-panel:focus-visible{outline:none}.modal-title{margin:0 0 12px;font-size:17px;letter-spacing:-.01em}.modal-body{font-size:13.5px;line-height:1.62;color:var(--text-secondary)}.modal-body p{margin:0 0 12px}.modal-body strong{color:var(--text-primary)}.modal-footer{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;margin-top:18px;padding-top:14px;border-top:1px solid var(--grid)}@media (max-width: 520px){.modal-footer{flex-direction:column-reverse}.modal-footer .btn{width:100%}}.tabs button .soon{margin-left:6px;padding:1px 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22px}.hero-k{display:flex;align-items:center;gap:5px;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);margin-bottom:5px}.hero-v{font-size:46px;font-weight:900;line-height:1;letter-spacing:-.03em;font-variant-numeric:tabular-nums}.hero-sv{font-size:24px;font-weight:700;line-height:1.1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.hero-sub{font-size:12.5px;color:var(--text-secondary);margin-top:5px}.hero-rule{width:1px;align-self:stretch;background:var(--grid)}@media (max-width: 620px){.hero{gap:20px}.hero-v{font-size:38px}.hero-rule{display:none}}.chain-wrap{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px}.chain{display:flex;align-items:flex-end;flex-wrap:wrap;padding:13px 15px 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1px}.chain-v{font-size:17px}}.assume-fold{margin-bottom:12px}.assume{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:11px 15px;background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);font-size:12.5px;color:var(--text-secondary);cursor:pointer;list-style:none}.assume::-webkit-details-marker{display:none}.assume:hover{border-color:var(--axis)}.assume-list{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.assume-list b{color:var(--text-primary);font-weight:500;font-variant-numeric:tabular-nums}.assume-list i{color:var(--grid);font-style:normal}.assume-edit{margin-left:auto;flex:none;color:var(--accent-text);font-weight:500;font-size:12px;border:1px solid var(--border);border-radius:6px;padding:3px 9px;background:var(--page)}.assume-fold[open] .assume{border-bottom-left-radius:0;border-bottom-right-radius:0}.assume-fold[open] .assume-edit:after{content:" ▴"}.assume-fold:not([open]) .assume-edit:after{content:" ▾"}.assume-body{border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius) var(--radius);padding:14px;background:var(--page)}.fold{margin-bottom:9px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-1)}.fold-head{display:flex;align-items:center;gap:9px;padding:11px 15px;font-size:13px;color:var(--text-secondary);cursor:pointer;list-style:none}.fold-head::-webkit-details-marker{display:none}.fold-head:hover{color:var(--text-primary)}.fold-head:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:var(--radius)}.fold-caret{font-size:10px;color:var(--text-muted);transition:transform .15s ease;flex:none}@media (prefers-reduced-motion: reduce){.fold-caret{transition:none}}.fold[open]>.fold-head>.fold-caret{transform:rotate(90deg)}.fold-title{color:var(--text-primary);font-weight:500}.fold-hint{margin-left:auto;text-align:right;font-size:11.5px;color:var(--text-muted)}.fold-body{padding:15px;border-top:1px solid var(--grid);margin-top:-1px}.fold-inner>.tiles:first-child,.fold-inner>.note:first-child{margin-top:0}.fold-inner>h2{display:none}@media (max-width: 620px){.fold-hint{display:none}}.credit{margin:42px 0 0;padding-top:18px;border-top:1px solid var(--grid);font-size:12px;color:var(--text-muted);text-align:center}.credit a{color:var(--accent-text);text-decoration:none;border-bottom:1px solid var(--border)}.credit a:hover{border-bottom-color:var(--accent)}.credit .heart{color:var(--neg);font-weight:700}.terms{margin:0;display:flex;flex-direction:column;gap:2px}.term{display:grid;grid-template-columns:8.5rem 1fr;gap:14px;align-items:baseline;padding:9px 0;border-bottom:1px solid var(--grid)}.term:last-child{border-bottom:none}.term dt{display:flex;align-items:baseline;gap:6px;font-family:var(--mono);font-size:13px;color:var(--text-primary)}.term-op{flex:none;width:.7em;text-align:right;color:var(--text-muted)}.term-sym{font-weight:700}.term dd{margin:0;font-size:13px;line-height:1.6;color:var(--text-secondary)}@media (max-width: 560px){.term{grid-template-columns:1fr;gap:4px}}.grid2-spaced{margin-top:30px}.affixed.suffixed{display:inline-block;width:100%}.affix-end{left:auto;right:10px}