:root{--font-body:var(--font-inter), Inter, system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans JP", "Noto Sans KR", "Noto Sans Arabic", sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*,:before,:after{box-sizing:border-box}html{-moz-text-size-adjust:100%;text-size-adjust:100%}body{color:#454b54;font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#faf9f5;margin:0;font-size:16px;line-height:1.5}h1,h2,h3,h4,p,ul,ol{margin:0}a{color:inherit}button{font:inherit}code,pre{font-family:var(--font-mono)}:focus-visible{outline-offset:2px;outline:2px solid #2f5fd0}.site-descriptor{border-left:1px solid #e4e1d8;margin-left:3px;padding-left:11px}@media (max-width:1000px){.site-descriptor{display:none}}.site-nav{scrollbar-width:none;-webkit-overflow-scrolling:touch;flex-wrap:nowrap;align-items:center;gap:18px;margin-left:auto;display:flex;overflow-x:auto}.site-nav::-webkit-scrollbar{display:none}.site-nav>*{white-space:nowrap;flex:none}@media (max-width:700px){.site-nav{gap:13px;font-size:13px}.nav-wide-only{display:none}}.site-search{color:#767d88;background:#fff;border:1px solid #e4e1d8;border-radius:8px;align-items:center;gap:7px;padding:6px 11px;font-size:13px;text-decoration:none;display:flex}.site-search:hover{color:#454b54;border-color:#d6cfb8}@media (max-width:860px){.site-search-label{display:none}.site-search{padding:6px 8px}}.shell{width:min(1880px,94vw);margin-inline:auto}.shell.reading{margin-right:auto}.docs-shell{--nav:clamp(198px, 15.5vw, 288px);--rail:clamp(170px, 12vw, 250px);--gap:clamp(26px, 2.8vw, 52px);grid-template-columns:minmax(0,1fr);grid-template-areas:"nav""role""rail""main";align-items:start;width:min(1880px,94vw);margin:0 auto;display:grid}.docs-aside{grid-area:nav}.docs-role{grid-area:role;min-width:0}.docs-main{grid-area:main}.docs-rail{grid-area:rail}.docs-aside{padding:20px 0 0}.docs-nav-toggle{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.docs-nav-label{cursor:pointer;color:#14161a;background:#fff;border:1px solid #e4e1d8;border-radius:10px;padding:10px 14px;font-size:14px;font-weight:600;display:block}.docs-nav-label:before{content:"☰";color:#767d88;margin-right:8px}.docs-nav-toggle:focus-visible+.docs-nav-label{outline-offset:2px;outline:2px solid #14161a}.docs-nav-body{display:none}.docs-nav-toggle:checked~.docs-nav-body{background:#fff;border:1px solid #e4e1d8;border-top:0;border-radius:0 0 10px 10px;max-height:60vh;padding:10px 6px 6px;display:block;overflow-y:auto}.docs-nav-toggle:checked+.docs-nav-label{border-bottom-color:#eeece5;border-radius:10px 10px 0 0}.docs-main{min-width:0;padding:0 0 96px}.docs-role{padding:10px 0 0}@media (min-width:840px){.docs-shell{grid-template-columns:var(--nav) minmax(0, 1fr);gap:0 var(--gap);grid-template-areas:"nav role""nav rail""nav main"}.docs-main{max-width:none}.docs-main.narrow{max-width:760px}.docs-aside{border-right:1px solid #e4e1d8;max-height:calc(100vh - 58px);padding:28px 8px 40px 0;position:sticky;top:58px;overflow-y:auto}.docs-nav-label{display:none}.docs-nav-body,.docs-nav-toggle:checked~.docs-nav-body{background:0 0;border:0;max-height:none;padding:0;display:block;overflow:visible}.docs-role{padding:24px 0 0}}.docs-nav{margin-left:-12px}.docs-nav a{color:#454b54;border-radius:8px;padding:7px 12px;font-size:14px;line-height:1.35;text-decoration:none;display:block}.docs-nav a.indent{padding:6px 12px 6px 22px;font-size:13.5px}.docs-nav a:hover{background:#f3f1ea}.docs-nav a[aria-current=page]{color:#14161a;background:#f3f1ea;font-weight:600}.anchor-link{opacity:0;color:#767d88;margin-left:8px;font-size:.7em;text-decoration:none;transition:opacity .15s}h2:hover .anchor-link,.anchor-link:focus{opacity:1}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.u-pill{white-space:nowrap;border-radius:999px;padding:3px 9px;font-size:11.5px;font-weight:600;display:inline-block}.u-card{background:#fff;border:1px solid #e4e1d8;border-radius:12px;padding:20px}.u-ill{object-fit:contain;display:block}.docs-rail{margin:0 0 4px}.docs-rail-inner{flex-wrap:wrap;align-items:center;gap:4px 14px;font-size:13.5px;display:flex}.docs-rail-title{letter-spacing:.1em;text-transform:uppercase;color:#767d88;font-size:11px}.docs-rail a{color:#454b54;line-height:1.45;text-decoration:none}.docs-rail a:hover{color:#14161a}@media (min-width:1280px){.docs-shell{grid-template-columns:var(--nav) minmax(0, 1fr) var(--rail);grid-template-areas:"nav role rail""nav main rail"}.docs-shell.no-rail{grid-template-columns:var(--nav) minmax(0, 1fr);grid-template-areas:"nav role""nav main"}.docs-rail{max-height:calc(100vh - 76px);margin:0;padding-top:32px;position:sticky;top:58px;overflow-y:auto}.docs-rail-inner{border-left:2px solid #eeece5;padding:2px 0 2px 14px;font-size:13px;display:block}.docs-rail-title{margin-bottom:8px;display:block}.docs-rail a{padding:3px 0;display:block}}.ask-dock{z-index:60;align-items:flex-end;gap:8px;display:flex;position:fixed;bottom:clamp(14px,1.8vw,26px);right:clamp(14px,1.8vw,26px)}.ask-dock-btn{cursor:pointer;border:1px solid #e4e1d8;border-radius:999px;align-items:center;gap:8px;padding:11px 17px;font-size:14px;font-weight:600;line-height:1;transition:transform .14s,box-shadow .14s;display:inline-flex;box-shadow:0 6px 22px #14161a21}.ask-dock-btn:hover{transform:translateY(-1px);box-shadow:0 9px 26px #14161a2e}.ask-dock-chat{color:#faf9f5;background:#14161a;border-color:#14161a}.ask-dock-call{color:#454b54;background:#fff}.ask-dock-call:hover{color:#14161a;border-color:#d6cfb8}.ask-dock-open{justify-content:flex-end;left:clamp(14px,1.8vw,26px)}.ask-dock-window{background:#fff;border:1px solid #e4e1d8;border-radius:14px;flex-direction:column;width:min(408px,100%);height:min(620px,100vh - 2*clamp(14px,1.8vw,26px));display:flex;overflow:hidden;box-shadow:0 18px 50px #14161a38}@media (max-width:420px){.ask-dock-label{display:none}.ask-dock-btn{padding:12px 13px}}.guide-opts{flex-wrap:wrap;gap:8px;margin-bottom:14px;display:flex}.guide-opts-stack{flex-direction:column;align-items:stretch}.guide-opt{color:#454b54;font:inherit;text-align:left;cursor:pointer;background:#faf9f5;border:1px solid #e4e1d8;border-radius:999px;padding:8px 14px;font-size:14px;transition:border-color .16s,background .16s,color .16s}.guide-opt:hover{border-color:#c9c4b5}.guide-opts-stack .guide-opt{border-radius:10px;flex-direction:column;gap:4px;padding:12px 15px;display:flex}.guide-opt-label{color:#14161a;font-weight:550}.guide-opt-then{color:#767d88;font-size:12.5px}.guide-opt-on{color:#14161a;background:#eaf0fd;border-color:#2f5fd0}.guide-opt-primary{color:#fff;background:#14161a;border-color:#14161a}.guide-opt-primary:hover{background:#2a2e36;border-color:#14161a}.guide-actions{align-items:center;gap:10px;display:flex}.guide-mine{gap:6px;margin:0 0 14px;padding:0;list-style:none;display:grid}.guide-mine li{align-items:baseline;gap:10px;font-size:14.5px;display:flex}.guide-mine a{color:#14161a;border-bottom:1px solid #d7d2c4;text-decoration:none}.guide-mine a:hover{border-bottom-color:#14161a}.guide-mine-dir{color:#767d88;font-size:12px}.guide-gap{color:#454b54;background:#f3f1ea;border-radius:8px;margin:0 0 14px;padding:11px 13px;font-size:13px;line-height:1.6}.guide-reset{color:#767d88;cursor:pointer;background:0 0;border:0;padding:0;font-size:12.5px;text-decoration:underline}.task-mine{border-color:#2f5fd0;box-shadow:inset 3px 0 #2f5fd0}.guide-card{background:#fff;border:1px solid #e4e1d8;border-radius:14px;max-width:820px;padding:20px 22px 22px}.guide-skeleton{background:#fdfcf9;min-height:232px}.guide-step{letter-spacing:.08em;text-transform:uppercase;color:#767d88;align-items:baseline;gap:12px;margin-bottom:10px;font-size:11.5px;display:flex}.guide-back{color:#767d88;text-transform:none;letter-spacing:0;cursor:pointer;background:0 0;border:0;margin-left:auto;padding:0;font-size:12px;text-decoration:underline}.guide-why{color:#767d88;max-width:68ch;margin:0 0 16px;font-size:13.5px;line-height:1.6}.guide-grid{grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:10px;display:grid}.guide-option{text-align:left;cursor:pointer;background:#faf9f5;border:1px solid #e4e1d8;border-radius:10px;flex-direction:column;gap:5px;padding:13px 15px;display:flex}.guide-option:hover{background:#fff;border-color:#14161a}.guide-option-label{color:#14161a;font-size:15px;font-weight:600}.guide-option-then{color:#767d88;font-size:12.5px;line-height:1.5}.guide-entity{flex-wrap:wrap;gap:8px;display:flex}.guide-input{color:#14161a;background:#faf9f5;border:1px solid #e4e1d8;border-radius:9px;flex:260px;min-width:0;padding:11px 13px;font-family:inherit;font-size:15px}.guide-go{color:#faf9f5;cursor:pointer;background:#14161a;border:0;border-radius:9px;padding:11px 20px;font-size:14px;font-weight:600}.guide-go:disabled{color:#767d88;cursor:default;background:#f3f1ea}.guide-go-link{text-decoration:none;display:inline-block}.guide-hits{flex-wrap:wrap;gap:7px;margin-top:12px;display:flex}.guide-hit{color:#454b54;cursor:pointer;background:#fff;border:1px solid #e4e1d8;border-radius:999px;padding:6px 13px;font-size:13.5px}.guide-hit:hover{color:#14161a;border-color:#14161a}.guide-none,.guide-gap{color:#454b54;background:#f3f1ea;border-radius:8px;margin:0 0 14px;padding:10px 13px;font-size:13.5px;line-height:1.6}.guide-note{color:#767d88;margin:12px 0 0;font-size:12px}.guide-option-stat{color:#454b54;margin-top:2px;font-size:12px}.home-hero{grid-template-columns:minmax(0,1fr);align-items:center;gap:clamp(24px,3vw,56px);display:grid}.home-hero-art,.home-sample-art{border-radius:16px;justify-content:center;align-items:center;padding:clamp(20px,2.2vw,40px);display:flex}@media (min-width:860px){.home-hero{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr)}}.home-sample-head{max-width:72ch}.home-sample{grid-template-columns:minmax(0,1fr);align-items:start;gap:clamp(24px,3vw,56px);display:grid}.home-sample-art{order:2}@media (min-width:860px){.home-sample-art{order:0;align-self:stretch}.home-sample{grid-template-columns:minmax(0,1fr) minmax(0,1.6fr);align-items:stretch}.home-sample-art{order:0}}.home-cards{grid-template-columns:repeat(1,minmax(0,1fr))}@media (min-width:560px){.home-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:900px){.home-cards{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width:1200px){.home-cards{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (min-width:1600px){.home-cards{grid-template-columns:repeat(6,minmax(0,1fr))}}.home-majors{grid-template-columns:repeat(2,minmax(0,1fr))}@media (min-width:900px){.home-majors{grid-template-columns:repeat(5,minmax(0,1fr))}}.u-sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.wordmark{letter-spacing:-.012em;align-items:baseline;line-height:1;display:inline-flex}.wordmark-o{object-fit:contain;align-self:center;width:.84em;height:.84em;margin:0 -.045em;transform:translateY(.035em)}@keyframes volo-rise{0%{opacity:.55;transform:translateY(6px)}to{opacity:1;transform:none}}.docs-main>*,.home-hero>*,.guide-card{animation:.34s cubic-bezier(.22,.61,.36,1) both volo-rise}.home-hero>:nth-child(2){animation-delay:60ms}.u-card,.guide-option,.home-cards>a>*,.home-majors>a>*{transition:transform .16s cubic-bezier(.22,.61,.36,1),box-shadow .16s,border-color .16s}.home-cards>a:hover>*,.home-majors>a:hover>*{border-color:#d6cfb8;transform:translateY(-3px);box-shadow:0 8px 22px #14161a14}.guide-option:hover{transform:translateY(-2px)}.site-nav a{position:relative}.site-nav a:after{content:"";background:#14161a;height:1.5px;transition:left .18s,right .18s;position:absolute;bottom:-5px;left:50%;right:50%}.site-nav a:hover:after{left:0;right:0}.wordmark-o{transition:transform .45s cubic-bezier(.34,1.3,.64,1)}a:hover>.wordmark>.wordmark-o{transform:translateY(.035em)rotate(180deg)}.docs-nav a[aria-current=page]{position:relative}.docs-nav a[aria-current=page]:before{content:"";background:#14161a;border-radius:2px;width:2px;animation:.28s both volo-mark;position:absolute;top:6px;bottom:6px;left:0}@keyframes volo-mark{0%{transform:scaleY(0)}to{transform:scaleY(1)}}@keyframes volo-spin{to{transform:rotate(360deg)}}.loading-mark .wordmark-o{animation:1.5s linear infinite volo-spin}.roster{margin-bottom:4px}.roster-label{color:#14161a;margin-bottom:8px;font-size:14.5px;font-weight:600;display:block}.roster-in{box-sizing:border-box;width:100%;font:inherit;color:#14161a;resize:vertical;background:#fff;border:1px solid #e4e1d8;border-radius:10px;padding:12px 14px;font-size:15px;line-height:1.7}.roster-in:focus-visible{outline-offset:1px;border-color:#2f5fd0;outline:2px solid #2f5fd0}.roster-note{color:#767d88;max-width:68ch;margin:8px 0 0;font-size:13px;line-height:1.6}.roster-failed{color:#b3401f}.roster-scroll{background:#fff;border:1px solid #e4e1d8;border-radius:10px;margin:18px 0 0;overflow-x:auto}.roster-table{border-collapse:collapse;width:100%;font-size:14px}.roster-table th,.roster-table td{text-align:left;white-space:nowrap;border-bottom:1px solid #eeece5;padding:9px 12px}.roster-table thead th{color:#767d88;background:#faf9f5;font-size:12px;font-weight:600;position:sticky;top:0}.roster-table tbody tr:last-child td{border-bottom:0}.roster-table .num{text-align:right;font-variant-numeric:tabular-nums}.roster-table a{color:#14161a;border-bottom:1px solid #d7d2c4;text-decoration:none}.roster-table a:hover{border-bottom-color:#14161a}.roster-typed{color:#767d88;font-size:11.5px;display:block}.roster-fn{color:#767d88;font-size:13px}.roster-none{color:#8a6415;background:#fbf2dd;border-radius:999px;padding:1px 8px;font-size:12px}.roster-gap{color:#454b54;background:#f3f1ea;border-left:3px solid #8a6415;border-radius:0 8px 8px 0;max-width:72ch;margin:14px 0 0;padding:12px 14px;font-size:13.5px;line-height:1.65}.roster-gap strong{color:#14161a}.sample-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;height:52px;margin-bottom:6px;font-size:20px;line-height:1.3;display:-webkit-box;overflow:hidden}.sample-why{-webkit-line-clamp:4;-webkit-box-orient:vertical;height:99px;margin:0 0 14px;font-size:15px;line-height:1.65;display:-webkit-box;overflow:hidden}.sample-limits{box-sizing:border-box;-webkit-line-clamp:4;border-radius:8px;-webkit-box-orient:vertical;height:115px;margin-bottom:14px;padding:12px 14px;font-size:14px;line-height:1.62;display:-webkit-box;overflow:hidden}.sample-behind{-webkit-line-clamp:2;-webkit-box-orient:vertical;height:44px;font-size:13.5px;line-height:1.6;display:-webkit-box;overflow:hidden}.sample-more{padding-top:14px}@media (max-width:560px){.sample-why{-webkit-line-clamp:6;height:148.5px}.sample-limits{-webkit-line-clamp:6;height:160px}}.sample-fade{animation:.52s cubic-bezier(.16,.84,.24,1) both sample-in}@keyframes sample-in{0%{opacity:0;transform:translateY(6px)}60%{opacity:1}to{opacity:1;transform:translateY(0)}}.sample-nav{color:#767d88;align-items:center;gap:12px;margin-top:10px;font-size:12.5px;display:flex}.sample-nav-note{font-variant-numeric:tabular-nums}.sample-dots{gap:5px;margin-left:auto;display:inline-flex}.sample-dots i{background:#d7d2c4;border-radius:999px;width:5px;height:5px;transition:background .2s}.sample-dots i.on{background:#767d88}@media (prefers-reduced-motion:reduce){.sample-fade{animation:none}}.spread{grid-template-columns:minmax(0,1fr);align-items:center;gap:clamp(24px,3vw,56px);display:grid}@media (min-width:860px){.spread{grid-template-columns:minmax(0,1fr) minmax(0,1.25fr)}}.spread-key{gap:7px;margin:0;padding:0;list-style:none;display:grid}.spread-key li{flex-wrap:wrap;align-items:baseline;gap:9px;font-size:14.5px;line-height:1.45;display:flex}.spread-key i{border-radius:2px;flex:none;width:18px;height:3px;transform:translateY(-3px)}.spread-key a{color:#14161a;border-bottom:1px solid #d7d2c4;font-weight:600;text-decoration:none}.spread-key a:hover{border-bottom-color:#14161a}.spread-key span{color:#767d88;font-variant-numeric:tabular-nums;font-size:13px}.spread-chart{min-width:0}.spread-basis{letter-spacing:.04em;text-transform:uppercase;color:#767d88;margin-bottom:8px;font-size:11.5px}.spread-dot{border-radius:999px;width:9px;height:9px;margin:-4.5px 0 0 -4.5px;position:absolute;box-shadow:0 0 0 2px #faf9f5}.spread-future{color:#767d88;writing-mode:vertical-rl;letter-spacing:.06em;font-size:11.5px;position:absolute;top:50%;right:6px;transform:translateY(-50%)}.spread-axis{color:#767d88;justify-content:space-between;margin-top:6px;font-size:11.5px;display:flex}