@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/_astro/archivo-vietnamese-wdth-normal.rJmnGBSt.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/_astro/archivo-latin-ext-wdth-normal.7khWdh9v.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/_astro/archivo-latin-wdth-normal.DY7AcnAa.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-cyrillic-ext-wght-normal.DHTKMUil.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-cyrillic-wght-normal.B1g8a0vD.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-greek-wght-normal.BpXpdlRW.woff2)format("woff2-variations");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-vietnamese-wght-normal.BsaNuasd.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-latin-ext-wght-normal.BVZ5su8S.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-latin-wght-normal.DMe4EKeb.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--paper:#f2f4f1;--panel:#e4ebe8;--ink:#18211d;--rock:#56625c;--line:#cdd5cf;--flag:#d81b57;--flag-ink:#fff;--area:color-mix(in oklab, var(--flag) 9%, var(--paper));--sans:"Archivo Variable", "Arial Narrow", system-ui, sans-serif;--serif:"Source Serif 4 Variable", Georgia, serif;--step--1:.875rem;--step-0:1.0625rem;--step-1:1.3125rem;--step-2:1.75rem;--step-3:2.5rem;--step-4:clamp(2.6rem, 7vw, 5.25rem);--gutter:clamp(16px, 4vw, 40px);--wide:1180px;--text:40rem;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#111714;--panel:#19221e;--ink:#e6ece9;--rock:#9aa8a1;--line:#2a3530;--flag:#ff4f86;--flag-ink:#1b0710;color-scheme:dark}}:root[data-theme=dark]{--paper:#111714;--panel:#19221e;--ink:#e6ece9;--rock:#9aa8a1;--line:#2a3530;--flag:#ff4f86;--flag-ink:#1b0710;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:var(--step-0);text-rendering:optimizelegibility;margin:0;line-height:1.5}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration-color:color-mix(in oklab, var(--flag) 70%, transparent);text-underline-offset:.18em;text-decoration-thickness:1.5px}a:hover{color:var(--flag)}:focus-visible{outline:2px solid var(--flag);outline-offset:3px;border-radius:2px}.wrap{max-width:var(--wide);padding-inline:var(--gutter);margin-inline:auto}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip{background:var(--ink);color:var(--paper);z-index:10;padding:8px 12px;position:absolute;top:8px;left:-999px}.skip:focus{left:8px}.display{font-family:var(--sans);letter-spacing:-.01em;margin:0;font-weight:800;font-stretch:72%;line-height:.95}.topbar{background:var(--ink);color:var(--paper);font-size:.82rem}.topbar .wrap{justify-content:space-between;align-items:center;gap:16px;min-height:34px;display:flex}.topbar-social{scrollbar-width:none;white-space:nowrap;flex-wrap:nowrap;gap:14px;margin:0;padding:0;list-style:none;display:flex;overflow-x:auto}.topbar a{color:var(--paper);text-decoration:none}.topbar a:hover{color:var(--flag)}.topbar .lang{border-color:color-mix(in oklab, var(--paper) 35%, transparent);padding:1px 9px}.site-header{border-bottom:1px solid var(--line);background:var(--paper)}.site-header .wrap{align-items:center;gap:24px;min-height:66px;display:flex}.brand{letter-spacing:0;flex-shrink:0;align-items:center;gap:10px;font-size:1.45rem;font-weight:800;font-stretch:72%;text-decoration:none;display:inline-flex}.brand svg{width:34px;height:20px;color:var(--flag)}.lang{border:1px solid var(--line);border-radius:3px;padding:4px 10px;font-weight:600;text-decoration:none}.nav{margin-left:auto}.nav-list{align-items:center;gap:4px 26px;margin:0;padding:0;list-style:none;display:flex}.nav-list a{font-size:.98rem;font-weight:600;text-decoration:none}.nav-list>li>a[aria-current=page],.sub a[aria-current=page]{color:var(--flag)}.has-sub{align-items:center;gap:2px;display:flex;position:relative}.sub-btn{color:inherit;cursor:pointer;background:0 0;border:0;place-items:center;padding:6px 4px;display:inline-grid}.sub-btn svg{width:11px;height:8px;transition:rotate .15s}.sub-btn[aria-expanded=true] svg{rotate:180deg}.sub{background:var(--paper);border:1px solid var(--line);border-top:2px solid var(--flag);z-index:20;border-radius:0 0 6px 6px;min-width:240px;margin:0;padding:8px 0;list-style:none;display:none;position:absolute;top:calc(100% + 10px);left:-14px;box-shadow:0 12px 28px -12px #00000040}.sub:before{content:"";height:12px;position:absolute;top:-12px;left:0;right:0}.sub a{padding:9px 16px;font-weight:600;display:block}.sub a:hover{background:var(--panel)}.sub .sub-all{border-top:1px solid var(--line);margin-top:6px;padding-top:6px}.sub .sub-all a{color:var(--rock);font-weight:500}.sub-btn[aria-expanded=true]+.sub{display:block}@media (hover:hover) and (width>=821px){.has-sub:hover .sub,.has-sub:focus-within .sub{display:block}}.menu-btn{font:inherit;color:var(--ink);border:1px solid var(--line);cursor:pointer;background:0 0;border-radius:3px;margin-left:auto;padding:6px 12px;font-weight:600;display:none}@media (width<=820px){.menu-btn{display:inline-block}.site-header .wrap{flex-wrap:wrap;gap:0 16px}.nav{flex-basis:100%;margin:0;padding:4px 0 14px;display:none}.nav-open .nav{display:block}.nav-list{flex-direction:column;align-items:stretch;gap:0}.nav-list>li{border-top:1px solid var(--line)}.nav-list>li>a{padding:12px 0;font-size:1.05rem;display:block}.has-sub{flex-wrap:wrap;justify-content:space-between}.has-sub>a{flex:1}.sub-btn{padding:12px}.sub{min-width:0;box-shadow:none;background:0 0;border:0;border-radius:0;flex-basis:100%;padding:0 0 8px 14px;display:block;position:static}.sub:before{display:none}.sub a{padding:8px 0}.sub .sub-all{border:0;margin:0;padding:0}.sub-btn{display:none}}.profile{position:relative}.profile svg{width:100%;height:auto;display:block;overflow:visible}.profile .area{fill:var(--area)}.profile .line{fill:none;stroke:var(--flag);stroke-width:2.25px;stroke-linejoin:round;vector-effect:non-scaling-stroke}.profile .grid{stroke:var(--line);stroke-width:1px;vector-effect:non-scaling-stroke}.hero .profile svg,.article-profile .profile svg{height:clamp(130px,18vw,230px)}@media (width<=640px){.profile .tick.odd{display:none}}.profile .tick{fill:var(--rock);font-size:12px;font-family:var(--sans)}.stats{flex-wrap:wrap;gap:6px 28px;margin:14px 0 0;padding:0;font-stretch:80%;list-style:none;display:flex}.stats li{align-items:baseline;gap:8px;display:flex}.stats dt,.stats .k{color:var(--rock);font-size:var(--step--1)}.stats .v{font-weight:700;font-size:var(--step-1)}.demo-note{color:var(--rock);font-size:var(--step--1);font-style:italic}.hero{padding:clamp(40px,8vw,96px) 0 0}.hero h1{font-size:var(--step-4);max-width:14ch}.hero .intro{max-width:38rem;font-family:var(--serif);font-size:var(--step-1);color:var(--rock);margin:22px 0 0;line-height:1.5}.hero .profile{margin-top:clamp(28px,5vw,56px)}.hero-race{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 24px;margin-top:-1px;padding:14px 0 0;display:flex}.hero-race a{font-weight:700;font-stretch:80%;font-size:var(--step-1);text-decoration:none}.section{padding:clamp(48px,7vw,88px) 0 0}.section-head{border-bottom:2px solid var(--ink);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:4px;padding-bottom:10px;display:flex}.section-head h2{font-size:var(--step-2)}.section-head a{font-size:.95rem;font-weight:600}.rows{margin:0;padding:0;list-style:none}.row{border-bottom:1px solid var(--line);grid-template-columns:9rem 1fr 11rem;align-items:start;gap:8px 28px;padding:22px 0;display:grid}.row-meta{color:var(--rock);font-size:var(--step--1);flex-direction:column;gap:2px;padding-top:4px;display:flex}.row-meta .cat{color:var(--ink);font-weight:600}.row h3{font-size:var(--step-2);margin:0;font-weight:750;font-stretch:78%;line-height:1.05}.row h3 a{text-decoration:none}.row h3 a:after{content:"";position:absolute;inset:0}.row{position:relative}.row p{font-family:var(--serif);color:var(--rock);max-width:44rem;margin:8px 0 0}.row-side{align-self:center}.row-side img{aspect-ratio:16/10;object-fit:cover;border-radius:4px}.row-side .profile,.row-side .profile svg{height:52px}.row-side .km{color:var(--rock);text-align:right;margin-top:4px;font-size:.8rem;font-stretch:85%;display:block}.badge-draft{background:var(--ink);color:var(--paper);border-radius:2px;width:fit-content;margin-bottom:4px;padding:1px 6px;font-size:.75rem;display:inline-block}@media (width<=760px){.row{grid-template-columns:1fr}.row-meta{flex-direction:row;gap:12px;padding:0}.row-side{max-width:260px}.row-side .km{text-align:left}}.pc{border:1px solid var(--line);background:var(--panel);font-family:var(--sans);border-radius:6px;grid-template-columns:112px 1fr;gap:18px;margin:28px 0;padding:14px;display:grid}.pc-media{aspect-ratio:1;background:var(--paper);border-radius:4px;text-decoration:none;display:block;overflow:hidden}.pc-media img{object-fit:contain;width:100%;height:100%}.pc-noimg{width:100%;height:100%;color:var(--line);place-items:center;font-size:2.6rem;font-weight:800;font-stretch:70%;display:grid}.pc-body{flex-direction:column;min-width:0;display:flex}.pc-brand{color:var(--rock);font-size:var(--step--1);margin:0}.pc-name{margin:0;font-size:1.2rem;font-weight:700;font-stretch:85%;line-height:1.15}.pc-name a{text-decoration:none}.pc-blurb{color:var(--rock);margin:6px 0 0;font-size:.95rem;line-height:1.45}.pc-code{margin:8px 0 0;font-size:.9rem}.pc-code strong{background:var(--paper);border:1px dashed var(--rock);border-radius:2px;padding:1px 6px;font-family:ui-monospace,Menlo,monospace}.pc-foot{flex-wrap:wrap;align-items:center;gap:14px;margin-top:auto;padding-top:12px;display:flex}.pc-price{font-weight:700}.pc-btn{background:var(--flag);color:var(--flag-ink);border-radius:3px;padding:8px 14px;font-size:.92rem;font-weight:700;text-decoration:none}.pc-btn:hover{color:var(--flag-ink);filter:brightness(1.08)}.pc--compact{grid-template-columns:72px 1fr;margin:0}@media (width<=480px){.pc{grid-template-columns:84px 1fr;gap:12px}}.gear-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px;margin-top:18px;display:grid}.gear-grid .pc{margin:0}.gear-group h2{font-size:var(--step-2);margin:0}.gear-group+.gear-group{margin-top:48px}.yt{aspect-ratio:16/9;background:#000;border-radius:6px;margin:28px 0;position:relative;overflow:hidden}.yt a,.yt img,.yt iframe{border:0;width:100%;height:100%;display:block}.yt img{object-fit:cover}.yt-play{background:var(--flag);border-radius:12px;width:76px;height:54px;position:absolute;top:50%;left:50%;translate:-50% -50%}.yt-play:after{content:"";border:11px solid #0000;border-left:19px solid #fff;border-right-width:0;position:absolute;top:16px;left:31px}.yt a:hover .yt-play{filter:brightness(1.1)}.article-head{padding-top:clamp(36px,6vw,72px)}.article-head .meta{color:var(--rock);font-size:var(--step--1);flex-wrap:wrap;gap:6px 18px;margin-bottom:16px;display:flex}.article-head .meta a{color:var(--ink);font-weight:600;text-decoration:none}.article-head h1{max-width:18ch;font-size:clamp(2.3rem,5.6vw,4.2rem)}.article-head .dek{font-family:var(--serif);font-size:var(--step-1);color:var(--rock);max-width:40rem;margin:18px 0 0;line-height:1.5}.article-cover{margin-top:32px}.article-cover img{object-fit:cover;border-radius:6px;width:100%;max-height:640px}.article-profile{margin-top:36px}.article-grid{grid-template-columns:minmax(0, var(--text)) minmax(0, 1fr);gap:56px;margin-top:40px;display:grid}.article-aside{flex-direction:column;align-self:start;gap:12px;display:flex;position:sticky;top:24px}.article-aside h2{margin:0 0 4px;font-size:1.2rem;font-stretch:80%}@media (width<=960px){.article-grid{grid-template-columns:1fr;gap:24px}.article-aside{position:static}}.disclosure{color:var(--rock);border-left:3px solid var(--flag);font-size:.88rem;font-family:var(--sans);margin:0 0 28px;padding:2px 0 2px 12px}.prose{font-family:var(--serif);font-size:1.15rem;line-height:1.68}.prose>:first-child{margin-top:0}.prose p,.prose ul,.prose ol,.prose blockquote{margin:0 0 1.15em}.prose h2,.prose h3{font-family:var(--sans);margin:1.9em 0 .6em;font-weight:750;font-stretch:80%;line-height:1.1}.prose h2{font-size:var(--step-2)}.prose h3{font-size:var(--step-1)}.prose ul,.prose ol{padding-left:1.2em}.prose li+li{margin-top:.35em}.prose blockquote{border-left:3px solid var(--line);color:var(--rock);padding-left:1em;font-style:italic}.prose img{border-radius:6px;margin:1.6em 0}.prose table{border-collapse:collapse;width:100%;font-family:var(--sans);margin:1.4em 0;font-size:.95rem}.prose th,.prose td{text-align:left;border-bottom:1px solid var(--line);padding:8px 10px}.prose hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}.site-footer{border-top:2px solid var(--ink);margin-top:clamp(64px,9vw,120px);padding:32px 0 40px;font-size:.95rem}.site-footer h2{margin:0 0 10px;font-size:.95rem;font-weight:700}.site-footer ul{gap:5px;margin:0;padding:0;list-style:none;display:grid}.site-footer a{text-decoration:none}.footer-top{flex-wrap:wrap;justify-content:space-between;gap:32px;display:flex}.footer-social{grid-template-rows:repeat(3,auto);grid-auto-flow:column;column-gap:32px!important}.footer-contact{text-align:right}.footer-bottom{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px 40px;margin-top:32px;padding-top:20px;display:flex}.site-footer .fine{color:var(--rock);max-width:40rem;margin:0;font-size:.82rem}@media (width<=600px){.footer-contact{text-align:left}}.page-head{padding-top:clamp(36px,6vw,72px);padding-bottom:8px}.page-head h1{max-width:20ch;font-size:clamp(2.4rem,6vw,4.4rem)}.page-head p{font-family:var(--serif);font-size:var(--step-1);color:var(--rock);max-width:42rem;margin:16px 0 0}.channel{grid-template-columns:1.2fr 1fr;align-items:center;gap:32px;display:grid}.channel p{font-family:var(--serif);font-size:var(--step-1);color:var(--rock);margin:0 0 18px}.channel .btn{background:var(--ink);color:var(--paper);border-radius:3px;padding:10px 16px;font-weight:700;text-decoration:none;display:inline-block}.socials{flex-wrap:wrap;gap:8px 18px;margin:18px 0 0;padding:0;list-style:none;display:flex}@media (width<=760px){.channel{grid-template-columns:1fr}}@media (prefers-reduced-motion:no-preference){.hero .profile .line{stroke-dasharray:var(--len,4000);stroke-dashoffset:var(--len,4000);animation:2.2s cubic-bezier(.6,.1,.2,1) .15s forwards draw}@keyframes draw{to{stroke-dashoffset:0}}}.prose .pc{font-size:1rem;line-height:1.45}.prose .pc-brand,.prose .pc-name{margin:0}.prose .pc-name{font-size:1.2rem}.prose .pc-blurb{margin:6px 0 0}.prose .pc-code{margin:8px 0 0}.prose .pc-btn{color:var(--flag-ink)}.cat-intro{font-family:var(--serif);font-size:var(--step-1);color:var(--rock);max-width:42rem;margin:16px 0 0}.subnav{flex-wrap:wrap;gap:8px;margin:22px 0 6px;padding:0;list-style:none;display:flex}.subnav a{border:1px solid var(--line);border-radius:3px;padding:5px 12px;font-size:.92rem;font-weight:600;text-decoration:none;display:inline-block}.subnav a[aria-current=page]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.empty{color:var(--rock);padding:24px 0}.guides{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin-top:20px;padding:0;list-style:none;display:grid}.guide{border:1px solid var(--line);background:var(--panel);border-radius:6px;flex-direction:column;display:flex;position:relative;overflow:hidden}.guide-cover{aspect-ratio:16/9;background:var(--ink);color:var(--paper);align-items:flex-end;padding:18px;display:flex;position:relative;overflow:hidden}.guide-cover img{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.guide-cover svg{width:100%;height:60%;color:var(--flag);opacity:.9;position:absolute;bottom:0;left:0;right:0}.guide-cover .free{z-index:1;background:var(--flag);color:var(--flag-ink);border-radius:2px;padding:2px 8px;font-size:.8rem;font-weight:700;position:relative}.guide-body{flex-direction:column;flex:1;gap:8px;padding:16px 18px 18px;display:flex}.guide h3{margin:0;font-size:1.35rem;font-weight:750;font-stretch:80%;line-height:1.1}.guide h3 a{text-decoration:none}.guide h3 a:after{content:"";position:absolute;inset:0}.guide p{color:var(--rock);font-family:var(--serif);margin:0}.guide .go{color:var(--flag);margin-top:auto;padding-top:8px;font-weight:700}.cta{background:var(--flag);color:var(--flag-ink);border-radius:3px;padding:13px 22px;font-size:1.05rem;font-weight:700;text-decoration:none;display:inline-block}.cta:hover{color:var(--flag-ink);filter:brightness(1.08)}.cta-note{color:var(--rock);margin:10px 0 0;font-size:.85rem}.landing{grid-template-columns:minmax(0,1fr) minmax(0,420px);align-items:start;gap:48px;margin-top:28px;display:grid}.landing-card{border:1px solid var(--line);border-top:3px solid var(--flag);background:var(--panel);border-radius:6px;padding:24px;position:sticky;top:24px}@media (width<=860px){.landing{grid-template-columns:1fr}.landing-card{position:static}}.gear-table{width:100%}.table-scroll td:nth-child(3),.table-scroll th:nth-child(3){white-space:nowrap}.table-scroll td:first-child{font-weight:600}.table-scroll{margin:1.4em 0;overflow-x:auto}.table-scroll table{min-width:520px;margin:0}.article-grid>*,.landing>*,.channel>*{min-width:0}.site-header{z-index:30;position:sticky;top:0}.topbar a{padding:7px 0;display:inline-block}.site-footer li a{padding:4px 0;display:inline-block}@media (width<=820px){.nav-open .nav{max-height:calc(100dvh - 70px);overflow-y:auto}.nav-list>li>a,.sub a{align-items:center;min-height:44px;display:flex}}@media (width<=480px){.topbar-social{gap:12px}.topbar-social li:nth-child(n+5){display:none}}@media (width<=600px){.table-scroll{overflow:visible}.table-scroll table{min-width:0;font-size:.95rem}.table-scroll thead{display:none}.table-scroll tbody,.table-scroll tr,.table-scroll td{display:block}.table-scroll tr{border-bottom:1px solid var(--line);grid-template-columns:1fr auto;gap:2px 12px;padding:12px 0;display:grid}.table-scroll td{border:0;padding:0}.table-scroll td:first-child{color:var(--rock);grid-column:1/-1;font-size:.85rem;font-weight:500}.table-scroll td:nth-child(2){font-weight:600}.table-scroll td:nth-child(3){text-align:right;font-weight:600}.table-scroll td:nth-child(4){color:var(--rock);grid-column:1/-1}.table-scroll td:empty{display:none}}