:root{--background:#fff;--foreground:#161616;--card:#f8f8f8;--card-foreground:#161616;--popover:#fff;--popover-foreground:#161616;--primary:#dba400;--primary-foreground:#0b0b0b;--secondary:#f2f2f2;--secondary-foreground:#161616;--muted:#f2f2f2;--muted-foreground:#636363;--accent:#dba400;--accent-foreground:#0b0b0b;--destructive:#e40014;--border:#e4e4e4;--input:#e4e4e4;--ring:#dba400;--purple:#9a6500;--purple-hover:#733e00;--surface:#f2f2f2;--surface-alt:#f8f8f8;--border-strong:#bebebe;--link:#9a6500;--link-hover:#733e00;--danger:#e74c3c;--danger-hover:#c0392b;--success:#27ae60;--success-hover:#219a52;--info:#3498db;--info-hover:#2980b9;--warning:#f1c40f;--warning-hover:#f39c12;--header-bar:#f8f8f8;--header-bar-fg:#161616;--header-bar-fg-muted:#0000008c;--header-bar-tint:#0000000f;--header-bar-tint-hover:#0000001a;--header-bar-border:#00000024;--header-ring:#dba400;--shadow-card:0 1px 2px #0000000a;--shadow-dropdown:0 4px 20px #00000026;--shadow-modal:0 6px 24px #00000040}@supports (color:lab(0% 0 0)){:root{--background:lab(100% 0 0);--foreground:lab(7.22637% -.0000149012 0);--card:lab(97.68% -.0000298023 .0000119209);--card-foreground:lab(7.22637% -.0000149012 0);--popover:lab(100% 0 0);--popover-foreground:lab(7.22637% -.0000149012 0);--primary:lab(70.9395% 23.1438 203.018);--primary-foreground:lab(3.04863% 0 0);--secondary:lab(95.36% 0 0);--secondary-foreground:lab(7.22637% -.0000149012 0);--muted:lab(95.36% 0 0);--muted-foreground:lab(42% 0 0);--accent:lab(70.9395% 23.1438 203.018);--accent-foreground:lab(3.04863% 0 0);--destructive:lab(48.4493% 77.4328 61.5452);--border:lab(90.72% .0000298023 -.0000119209);--input:lab(90.72% .0000298023 -.0000119209);--ring:lab(70.9395% 23.1438 203.018);--purple:lab(47.56% 20.4682 80.1871);--purple-hover:lab(32.2367% 24.1068 59.6664);--surface:lab(95.36% 0 0);--surface-alt:lab(97.68% -.0000298023 .0000119209);--border-strong:lab(76.8% -.0000298023 0);--link:lab(47.56% 20.4682 80.1871);--link-hover:lab(32.2367% 24.1068 59.6664);--header-bar:lab(97.68% -.0000298023 .0000119209);--header-bar-fg:lab(7.22637% -.0000149012 0);--header-ring:lab(70.9395% 23.1438 203.018)}}html.dark{--background:#0f172a;--foreground:#d1d5db;--card:#1e293b;--card-foreground:#d1d5db;--popover:#1e293b;--popover-foreground:#d1d5db;--primary:#dba400;--primary-foreground:#0f172a;--secondary:#2d3748;--secondary-foreground:#a1a1aa;--muted:#1e293b;--muted-foreground:#c6cede;--accent:#dba400;--accent-foreground:#0f172a;--destructive:#ef4444;--border:#4b5563;--input:#4b5563;--ring:#dba400;--purple:#a8a8ff;--purple-hover:#c8c8ff;--surface:#1e293b;--surface-alt:#141c30;--border-strong:#687281;--link:#a8a8ff;--link-hover:#c8c8ff;--danger:#ff7676;--danger-hover:#f99;--header-bar:#2a1a3e;--header-bar-fg:#fff;--header-bar-fg-muted:#ffffffb3;--header-bar-tint:#ffffff1a;--header-bar-tint-hover:#fff3;--shadow-card:0 1px 2px #0006;--shadow-dropdown:0 4px 20px #0009}@supports (color:lab(0% 0 0)){html.dark{--background:lab(7.77863% 1.58628 -14.2877);--foreground:lab(85.0909% -.571579 -3.45508);--card:lab(16.2244% -.476554 -13.2095);--card-foreground:lab(85.0909% -.571579 -3.45508);--popover:lab(16.2244% -.476554 -13.2095);--popover-foreground:lab(85.0909% -.571579 -3.45508);--primary:lab(70.9395% 23.1438 203.018);--primary-foreground:lab(7.77863% 1.58628 -14.2877);--secondary:lab(22.707% -.621572 -12.0106);--secondary-foreground:lab(66.4546% 1.31056 -4.67064);--muted:lab(16.2244% -.476554 -13.2095);--muted-foreground:lab(82.4945% -.495017 -8.76204);--accent:lab(70.9395% 23.1438 203.018);--accent-foreground:lab(7.77863% 1.58628 -14.2877);--destructive:lab(55.7819% 65.6007 40.7857);--border:lab(35.6617% -1.46052 -9.53192);--input:lab(35.6617% -1.46052 -9.53192);--ring:lab(70.9395% 23.1438 203.018);--surface:lab(16.2244% -.476554 -13.2095);--surface-alt:lab(10.3835% 1.19296 -14.3916);--border-strong:lab(47.719% -1.55237 -9.56975)}}html.sls-mode{--background:#f8f7fa;--foreground:#3d3c4f;--card:#e6e6fa;--card-foreground:#3d3c4f;--popover:#fff;--popover-foreground:#3d3c4f;--primary:#5e5eab;--primary-foreground:#f8f7fa;--secondary:#fff;--secondary-foreground:#3d3c4f;--muted:#fff;--muted-foreground:#28272a;--accent:#5e5eab;--accent-foreground:#fff;--destructive:#d95c5c;--border:#cec9d9;--input:#fff;--ring:#8a79ab;--purple:#5e5eab;--purple-hover:#3e3c86;--surface:#e6e6fa;--surface-alt:#f8f7fa;--border-strong:#a19baf;--link:#5e5eab;--link-hover:#3e3c86;--header-bar:#5e5ea1;--header-bar-fg:#fff;--header-bar-fg-muted:#ffffffbf;--header-bar-tint:#ffffff26;--header-bar-tint-hover:#ffffff40;--header-bar-border:#ffffff4d}@supports (color:lab(0% 0 0)){html.sls-mode{--background:lab(97.3676% .739515 -1.32242);--foreground:lab(26.0193% 4.01962 -11.4379);--card:lab(91.7424% 2.77081 -9.70949);--card-foreground:lab(26.0193% 4.01962 -11.4379);--popover:lab(100% 0 0);--popover-foreground:lab(26.0193% 4.01962 -11.4379);--primary:lab(42.7344% 15.8325 -41.9818);--primary-foreground:lab(97.3676% .739515 -1.32242);--secondary:lab(100% 0 0);--secondary-foreground:lab(26.0193% 4.01962 -11.4379);--muted:lab(100% 0 0);--muted-foreground:lab(15.8368% 1.01593 -1.80122);--accent:lab(42.7344% 15.8325 -41.9818);--accent-foreground:lab(100% 0 0);--destructive:lab(55.8496% 50.0415 26.0699);--border:lab(81.7312% 4.00847 -7.33155);--input:lab(100% 0 0);--ring:lab(53.8411% 14.6444 -24.3475);--purple:lab(42.7344% 15.8325 -41.9818);--purple-hover:lab(28.781% 18.0664 -41.9408);--surface:lab(91.7424% 2.77081 -9.70949);--surface-alt:lab(97.3676% .739515 -1.32242);--border-strong:lab(64.8569% 5.37446 -9.69677);--link:lab(42.7344% 15.8325 -41.9818);--link-hover:lab(28.781% 18.0664 -41.9408)}}html.dark.sls-mode{--background:#1a1823;--foreground:#e0ddef;--card:#232030;--card-foreground:#e0ddef;--popover:#232030;--popover-foreground:#e0ddef;--primary:#a995c9;--primary-foreground:#1a1823;--secondary:#5a5370;--secondary-foreground:#e0ddef;--muted:#242031;--muted-foreground:#a09aad;--accent:#372e3f;--accent-foreground:#f2b8c6;--destructive:#e57373;--border:#302c40;--input:#2a273a;--ring:#a995c9;--purple:#a995c9;--purple-hover:#cbbce5;--surface:#232030;--surface-alt:#1a1823;--link:#a995c9;--link-hover:#cbbce5;--header-bar:#0b0917;--header-bar-fg:#fff;--header-bar-fg-muted:#ffffffbf;--header-bar-tint:#ffffff1f;--header-bar-tint-hover:#ffffff38;--header-bar-border:#ffffff4d}@supports (color:lab(0% 0 0)){html.dark.sls-mode{--background:lab(8.88275% 3.32645 -7.2789);--foreground:lab(88.7631% 3.52827 -8.42807);--card:lab(13.1614% 4.75718 -10.1539);--card-foreground:lab(88.7631% 3.52827 -8.42807);--popover:lab(13.1614% 4.75718 -10.1539);--popover-foreground:lab(88.7631% 3.52827 -8.42807);--primary:lab(64.893% 15.4214 -24.1637);--primary-foreground:lab(8.88275% 3.32645 -7.2789);--secondary:lab(36.8531% 7.94004 -15.6358);--secondary-foreground:lab(88.7631% 3.52827 -8.42807);--muted:lab(13.3124% 5.41231 -10.6091);--muted-foreground:lab(64.5766% 5.0498 -9.11609);--accent:lab(20.4788% 7.19933 -9.23026);--accent-foreground:lab(80.4839% 23.1043 1.48622);--destructive:lab(62.301% 45.1387 21.7263);--border:lab(19.1122% 5.76788 -12.0601);--input:lab(16.6294% 5.25236 -11.7822);--ring:lab(64.893% 15.4214 -24.1637);--purple:lab(64.893% 15.4214 -24.1637);--purple-hover:lab(78.3942% 11.5782 -18.8319);--surface:lab(13.1614% 4.75718 -10.1539);--surface-alt:lab(8.88275% 3.32645 -7.2789);--link:lab(64.893% 15.4214 -24.1637);--link-hover:lab(78.3942% 11.5782 -18.8319);--header-bar:lab(2.8492% 2.77695 -6.95435)}}html.amber-minimal{--background:#fff;--foreground:#262626;--card:#fff;--card-foreground:#262626;--popover:#fff;--popover-foreground:#262626;--primary:#f59e0b;--primary-foreground:#000;--secondary:#f3f4f6;--secondary-foreground:#4b5563;--muted:#f9fafb;--muted-foreground:#6b7280;--accent:#fffbeb;--accent-foreground:#92400e;--destructive:#ef4444;--border:#e5e7eb;--input:#e5e7eb;--ring:#f59e0b;--purple:#92400e;--purple-hover:#702900;--surface:#fffbeb;--surface-alt:#f9fafb;--border-strong:#c8bca9;--link:#92400e;--link-hover:#702900;--header-bar:#8a6a3e;--header-bar-fg:#fff;--header-bar-fg-muted:#ffffffbf;--header-bar-tint:#ffffff26;--header-bar-tint-hover:#ffffff40;--header-bar-border:#ffffff4d}@supports (color:lab(0% 0 0)){html.amber-minimal{--background:lab(100% 0 0);--foreground:lab(15.1576% 0 0);--card:lab(100% 0 0);--card-foreground:lab(15.1576% 0 0);--popover:lab(100% 0 0);--popover-foreground:lab(15.1576% 0 0);--primary:lab(72.7923% 26.9413 75.4637);--primary-foreground:lab(0% 0 0);--secondary:lab(96.16% -.0796914 -1.09795);--secondary-foreground:lab(35.6617% -1.46052 -9.53192);--muted:lab(98.2133% -.210196 -.600767);--muted-foreground:lab(47.8044% -.388056 -8.71085);--accent:lab(98.6102% -.622213 8.19078);--accent-foreground:lab(38.018% 33.4899 44.1576);--destructive:lab(55.7819% 65.6007 40.7857);--border:lab(91.5774% -.154167 -2.19255);--input:lab(91.5774% -.154167 -2.19255);--ring:lab(72.7923% 26.9413 75.4637);--purple:lab(38.018% 33.4899 44.1576);--purple-hover:lab(27.1903% 32.9396 44.6979);--surface:lab(98.6102% -.622213 8.19078);--surface-alt:lab(98.2133% -.210196 -.600767);--border-strong:lab(76.8728% 1.97572 11.4901);--link:lab(38.018% 33.4899 44.1576);--link-hover:lab(27.1903% 32.9396 44.6979)}}html.dark.amber-minimal{--background:#171717;--foreground:#e5e5e5;--card:#262626;--card-foreground:#e5e5e5;--popover:#262626;--popover-foreground:#e5e5e5;--primary:#f59e0b;--primary-foreground:#000;--secondary:#262626;--secondary-foreground:#e5e5e5;--muted:#262626;--muted-foreground:#a3a3a3;--accent:#92400e;--accent-foreground:#fde68a;--destructive:#ef4444;--border:#404040;--input:#404040;--ring:#f59e0b;--purple:#fde68a;--purple-hover:#e5ce6d;--surface:#262626;--surface-alt:#171717;--border-strong:#636363;--link:#fde68a;--link-hover:#e5ce6d;--header-bar:#0b0b0b;--header-bar-fg:#fde68a;--header-bar-fg-muted:#f4ead0b3;--header-bar-tint:#ffffff14;--header-bar-tint-hover:#ffffff29;--header-bar-border:#ffffff40}@supports (color:lab(0% 0 0)){html.dark.amber-minimal{--background:lab(7.73655% 0 0);--foreground:lab(90.9404% 0 -.0000119209);--card:lab(15.1576% 0 0);--card-foreground:lab(90.9404% 0 -.0000119209);--popover:lab(15.1576% 0 0);--popover-foreground:lab(90.9404% 0 -.0000119209);--primary:lab(72.7923% 26.9413 75.4637);--primary-foreground:lab(0% 0 0);--secondary:lab(15.1576% 0 0);--secondary-foreground:lab(90.9404% 0 -.0000119209);--muted:lab(15.1576% 0 0);--muted-foreground:lab(66.998% 0 0);--accent:lab(38.018% 33.4899 44.1576);--accent-foreground:lab(91.7423% -.633925 47.5872);--destructive:lab(55.7819% 65.6007 40.7857);--border:lab(27.094% 0 0);--input:lab(27.094% 0 0);--ring:lab(72.7923% 26.9413 75.4637);--purple:lab(91.7423% -.633925 47.5872);--purple-hover:lab(83.123% -.368446 50.5538);--surface:lab(15.1576% 0 0);--surface-alt:lab(7.73655% 0 0);--border-strong:lab(42% 0 0);--link:lab(91.7423% -.633925 47.5872);--link-hover:lab(83.123% -.368446 50.5538);--header-bar:lab(3.04863% 0 0);--header-bar-fg:lab(91.7423% -.633925 47.5872)}}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}html.dark{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body,header,main,footer,table,input,textarea,button,select,.guide-toc,.glossary-crosslinks,.glossary-letter-bar,.quiz-option,.dropdown,.menu-dropdown,.header-wrapper,.header-bar,.section-nav{transition:background-color .15s,color .15s,border-color .15s,box-shadow .15s}@media (prefers-reduced-motion:reduce){body,header,main,footer,table,input,textarea,button,select,.guide-toc,.glossary-crosslinks,.glossary-letter-bar,.quiz-option,.dropdown,.menu-dropdown,.header-wrapper,.header-bar,.section-nav{transition:none}}*{box-sizing:border-box;margin:0;padding:0}:focus-visible{outline:2px solid var(--purple);outline-offset:2px;border-radius:2px}.purple-bg :focus-visible,.section-nav :focus-visible,.menu-btn:focus-visible,.menu-dropdown a:focus-visible{outline-color:#ffb84d}.skip-link{z-index:1000;background:var(--purple);color:var(--primary-foreground);border-radius:4px;padding:8px 12px;font-weight:600;text-decoration:none;position:absolute;top:-100px;left:8px}.skip-link:focus,.skip-link:focus-visible{outline-offset:2px;outline:2px solid #ffb84d;top:8px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}body{padding-bottom:80px}@keyframes hero-spin{to{transform:rotate(360deg)}}.hero-spinner{border:4px solid var(--border);border-top-color:var(--purple);border-radius:50%;width:48px;height:48px;animation:.9s linear infinite hero-spin}html,body{background:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;min-height:100%;font-family:Segoe UI,system-ui,-apple-system,sans-serif}a{color:inherit;text-decoration:underline}img{max-width:100%;height:auto;display:block}.page-main{max-width:1100px;margin:0 auto;padding:20px 24px}.h1style{margin:0 0 12px;font-size:1.6rem}.guide-body{display:flow-root}.guide-body .inline-fig{margin:0}.guide-body .inline-fig img{border-radius:6px;width:100%;height:auto;display:block}@media (min-width:640px){.guide-body .inline-fig-left,.guide-body .inline-fig-right{width:48%;margin-top:6px;margin-bottom:16px}.guide-body .inline-fig-left{float:left;shape-outside:inset(0 round 6px);margin-left:0;margin-right:20px}.guide-body .inline-fig-right{float:right;shape-outside:inset(0 round 6px);margin-left:20px;margin-right:0}}@media (max-width:639px){.guide-body .inline-fig-left,.guide-body .inline-fig-right{float:none;width:100%;margin:24px 0}}.guide-hero{max-width:720px;margin:0 0 24px}.guide-hero img{border-radius:6px;width:100%;height:auto;display:block}.guide-toc{border:1px solid var(--border);background:var(--surface);color:var(--foreground);max-width:480px;margin:0 0 24px;padding:12px 16px;font-size:.95em}.guide-toc-title{margin-bottom:6px;display:block}.guide-toc ol{margin:0;padding-left:20px}.glossary-crosslinks{background:var(--surface);color:var(--foreground);max-width:720px;margin-top:16px;padding:12px}.glossary-crosslinks p{margin:0}.glossary-crosslinks p+p{margin-top:8px}.glossary-letter-bar{background:var(--surface);color:var(--foreground);border-radius:6px;flex-wrap:wrap;gap:4px;margin:12px 0 20px;padding:8px 12px;font-size:.95em;display:flex}.glossary-letter-bar a{text-align:center;min-width:24px;color:var(--purple);border-radius:4px;padding:4px 6px;font-weight:700;text-decoration:none;display:inline-block}.glossary-letter-bar a:hover{background:var(--surface-alt)}.glossary-letter-bar .glossary-letter-empty{color:var(--muted-foreground);pointer-events:none}.glossary-letter-group{margin-top:20px}.glossary-letter-group:first-of-type{margin-top:0}.glossary-letter-heading{border-bottom:1px solid var(--border);color:var(--purple);margin:0 0 6px;padding-bottom:2px;scroll-margin-top:80px;font-size:1.4rem}.quiz-option{cursor:pointer;background:0 0;border-left:3px solid #0000;border-radius:4px;align-items:flex-start;gap:8px;padding:4px 8px 4px 12px;display:flex}.quiz-option--chosen{background:var(--surface);border-left-color:var(--purple)}.quiz-option--submitting:not(.quiz-option--chosen){opacity:.7}.quiz-option--submitting{cursor:wait}
.section-nav{background:var(--header-bar);border-radius:8px;flex-wrap:wrap;justify-content:center;gap:4px;max-width:1200px;margin:0 auto 6px;padding:6px 12px;display:flex}.section-nav-link{color:var(--header-bar-fg-muted);border-radius:14px;padding:4px 14px;font-size:13px;font-weight:500;text-decoration:none;transition:background .15s,color .15s}.section-nav-link:hover{background:var(--header-bar-tint);color:var(--header-bar-fg)}.section-nav-link.active{background:var(--header-ring,gold);color:var(--primary-foreground)}.header-wrapper{background:var(--background);padding:8px 16px 0}.header-bar{background:var(--header-bar);border:2px solid var(--header-ring,gold);border-radius:16px;align-items:center;gap:16px;max-width:1200px;height:56px;margin:0 auto;padding:0 16px;display:flex;position:relative;box-shadow:0 4px 12px #0000004d}.header-left{align-items:center;gap:12px;display:flex}.menu-btn{cursor:pointer;color:var(--header-bar-fg);background:var(--header-bar-tint);z-index:1002;border:none;border-radius:6px;padding:8px 12px;font-size:24px;line-height:1;position:relative}.menu-btn:hover{background:var(--header-bar-tint-hover)}.header-title{color:var(--header-bar-fg);margin:0;font-size:18px;font-weight:600}.header-title a{color:inherit;text-decoration:none}.dropdown{background:var(--card);color:var(--card-foreground);z-index:1001;border-radius:8px;min-width:220px;max-height:calc(100vh - 100px);display:none;position:absolute;top:calc(100% + 8px);overflow-y:auto;box-shadow:0 4px 20px #00000026}.dropdown.open{display:block}.dropdown a{color:var(--foreground);border-bottom:1px solid var(--border);padding:12px 16px;text-decoration:none;transition:background .2s;display:block}.dropdown a:last-child{border-bottom:none}.dropdown a:hover{background:var(--surface);color:var(--purple)}.dropdown a span{color:var(--muted-foreground);margin-top:2px;font-size:12px;display:block}.menu-dropdown{left:0}@media (max-width:480px){.header-title{font-size:14px}}.header-swing-logo--for-light{display:inline-block}.header-swing-logo--for-dark,html.dark .header-swing-logo--for-light,html.sls-mode .header-swing-logo--for-light,html.amber-minimal .header-swing-logo--for-light{display:none}html.dark .header-swing-logo--for-dark,html.sls-mode .header-swing-logo--for-dark,html.amber-minimal .header-swing-logo--for-dark{display:inline-block}