@font-face{font-family:"Fraunces";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/fraunces-normal-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Fraunces";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/fraunces-normal-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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:"Fraunces";font-style:italic;font-weight:100 900;font-display:swap;src:url(fonts/fraunces-italic-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Fraunces";font-style:italic;font-weight:100 900;font-display:swap;src:url(fonts/fraunces-italic-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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:"Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(fonts/IBMPlexMono-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(fonts/IBMPlexMono-400-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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:"Plex Mono";font-style:normal;font-weight:600;font-display:swap;src:url(fonts/IBMPlexMono-600-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:600;font-display:swap;src:url(fonts/IBMPlexMono-600-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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}

:root{
  --bg:#f7f2e6;--bg2:#eee6d3;--card:#fffdf7;--ink:#0d2a38;--ink2:#2a4553;--muted:#314853;
  --line:#7f979c;--line-soft:#d8cfb9;--accent:#842c04;--accent-ink:#ffffff;--cool:#07505f;--gold:#ffc66b;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;--mono:"Plex Mono",ui-monospace,Menlo,monospace;
  --bar:3rem;color-scheme:light
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#08171f;--bg2:#0c2230;--card:#0f2b38;--ink:#ecf3f0;--ink2:#c9d8d6;--muted:#a9bfbd;
  --line:#3a6573;--line-soft:#1f3f4a;--accent:#ffc66b;--accent-ink:#1a1002;--cool:#86d4e4;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#08171f;--bg2:#0c2230;--card:#0f2b38;--ink:#ecf3f0;--ink2:#c9d8d6;--muted:#a9bfbd;
  --line:#3a6573;--line-soft:#1f3f4a;--accent:#ffc66b;--accent-ink:#1a1002;--cool:#86d4e4;color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.1rem/1.62 var(--serif);font-optical-sizing:auto;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:var(--accent);text-underline-offset:.16em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:0;background:var(--card);padding:.5rem 1rem;z-index:80}
.skip:focus{left:8px;top:8px}
section{scroll-margin-top:calc(var(--bar) + 8px)}
h1,h2,h3{font-family:var(--serif);line-height:1.1;margin:0;text-wrap:balance;font-optical-sizing:auto}
button,select,input{font:inherit}
p{margin:0 0 1em}
.wrap{max-width:46rem;margin:0 auto;padding:0 max(16px,env(safe-area-inset-left))}
.wide{max-width:72rem}

/* top bar */
.topbar{position:sticky;top:0;z-index:50;height:var(--bar);display:flex;align-items:center;gap:.7rem;padding:0 max(16px,env(safe-area-inset-left));
  background:color-mix(in srgb,var(--bg) 98%,transparent);border-bottom:1px solid var(--line-soft);font:500 .86rem/1 var(--mono)}
.home{display:inline-flex;align-items:center;gap:.45rem;color:var(--ink);text-decoration:none;white-space:nowrap;font-weight:600}
.home svg{color:var(--accent)}
.topnav{display:flex;gap:1rem;overflow-x:auto;scrollbar-width:none;min-width:0;flex:0 1 auto;margin-left:.6rem}
.topnav::-webkit-scrollbar{display:none}
.topnav a{color:var(--ink2);text-decoration:none;white-space:nowrap;padding:.95rem .1rem}
.topnav a:hover{color:var(--accent)}
.spacer{flex:1}
.chip{display:inline-flex;align-items:center;min-height:32px;padding:0 .7rem;border:1px solid var(--line);border-radius:999px;color:var(--ink);text-decoration:none;font-weight:600}
.icon-btn{width:34px;height:34px;display:inline-grid;place-items:center;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--ink);cursor:pointer}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;pointer-events:none}
.progress span{display:block;height:100%;width:100%;transform-origin:left;transform:scaleX(0);background:var(--accent)}
.progress i{position:absolute;top:-9px;left:0;width:16px;height:16px;margin-left:-8px;will-change:transform;color:var(--accent)}
.progress i svg{display:block}
@media (max-width:900px){.topnav{display:none}}
@media (pointer:coarse){.chip,.icon-btn{min-height:44px;min-width:44px}.icon-btn{width:44px;height:44px}}

/* hero: the lake itself, dark in both themes */
.hero{position:relative;min-height:min(46rem,calc(100svh - var(--bar)));display:flex;align-items:flex-end;overflow:hidden;background:#12304a;color:#fff7e6;isolation:isolate}
#hero-cv{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:
  linear-gradient(180deg,rgba(6,20,30,.62) 0%,rgba(6,20,30,.3) 26%,rgba(6,20,30,0) 44%,rgba(6,20,30,0) 70%,rgba(6,20,30,.7) 100%)}
.hero{align-items:stretch}
.hero-in{width:100%;max-width:72rem;margin:0 auto;padding:clamp(1.6rem,5vh,3.4rem) max(16px,env(safe-area-inset-left)) clamp(1rem,3vh,1.8rem);display:flex;flex-direction:column;justify-content:space-between;gap:1rem}
.hero-bot{margin-top:auto}
.share-strip{background:var(--bg2);padding:1rem 0;border-bottom:1px solid var(--line-soft)}
.share-strip .wrap-in{max-width:72rem;margin:0 auto;padding:0 max(16px,env(safe-area-inset-left));display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;align-items:center}
.share-strip .hero-tag{margin:0;color:var(--muted);max-width:38rem}
.kicker{display:inline-block;font:600 .78rem/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#ffe3a8;background:rgba(6,20,30,.78);padding:.3rem .6rem;border-radius:6px;margin:0 0 1rem}
.hero h1{font-weight:340;font-size:clamp(2.2rem,6vw,4.6rem);letter-spacing:-.022em;line-height:1.04;max-width:19ch;font-variation-settings:"opsz" 144;text-shadow:0 2px 24px rgba(0,8,16,.65)}
.deck{font-size:clamp(1.08rem,2.1vw,1.4rem);line-height:1.42;max-width:34rem;margin:1.1rem 0 0;color:#fff3dc;font-weight:380;text-shadow:0 1px 14px rgba(0,8,16,.85)}
.cue-row{display:flex;flex-wrap:wrap;align-items:center;gap:.7rem 1rem;margin-top:1.5rem}
.cue-btn{display:inline-flex;align-items:center;gap:.6rem;min-height:52px;padding:.5rem 1.5rem;border-radius:999px;background:#ffc66b;color:#1a1002;font:600 1rem/1 var(--mono);text-decoration:none;letter-spacing:.02em;box-shadow:0 6px 26px rgba(255,170,60,.35)}
.cue-btn:hover{background:#ffd890}
.mv-btn{min-height:44px;padding:.4rem 1rem;border:1px solid rgba(255,247,230,.6);border-radius:999px;background:rgba(6,20,30,.55);color:#fff7e6;font:600 .8rem/1 var(--mono);cursor:pointer}
.hero-tag{margin:1rem 0 0;font:500 .74rem/1.4 var(--mono);color:#f1e8d6;max-width:32rem}
@media (max-width:700px){.hero{min-height:calc(100svh - var(--bar))}.hero .share-label{display:none}}

/* share */
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}
.share-label{font:500 .78rem/1 var(--mono);color:inherit;opacity:.9;margin-right:.3rem}
.sh{display:inline-grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--ink);cursor:pointer;text-decoration:none}
.sh:hover{border-color:var(--accent);color:var(--accent)}
.copied{flex-basis:100%;margin:0;font:500 .8rem/1.3 var(--mono);min-height:1em}

/* bands */
.band{padding:clamp(3rem,8vh,5.5rem) 0}
.band.alt{background:var(--bg2)}
.band p{max-width:42rem}
.band h2{font-weight:380;font-size:clamp(1.9rem,4.4vw,3rem);letter-spacing:-.015em;margin:0 0 1rem;font-variation-settings:"opsz" 96}
.band h2 a{color:inherit;text-decoration:none;display:inline-block;min-height:44px}
.band h2 a:hover{text-decoration:underline;text-decoration-thickness:2px}
.lead{font-size:1.18rem;color:var(--ink2)}
.ev-h{font-weight:400;font-size:1.4rem;margin:2rem 0 .8rem}
.wrap.wide p{max-width:44rem}

/* the toy */
.challenge{margin:1rem 0 0;padding:.8rem 1rem;border-left:4px solid var(--accent);background:var(--card);border-radius:0 10px 10px 0;font-weight:500}
.stage-wrap{position:relative;margin:1.4rem auto 0;border-radius:16px;overflow:hidden;border:1px solid var(--line-soft);background:#12304a;aspect-ratio:21/10;max-height:min(70svh,40rem);box-shadow:0 18px 50px rgba(8,23,31,.22)}
#stage-cv{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y}
.counter{position:absolute;left:1rem;top:.6rem;display:flex;flex-direction:column;font:300 clamp(3rem,10vw,6rem)/1 var(--serif);color:#fff7e6;text-shadow:0 2px 20px rgba(0,8,16,.8);opacity:0;transition:opacity .2s;pointer-events:none;font-variant-numeric:tabular-nums}
.counter.on,.counter.done{opacity:1}
.counter .rec{font:600 .78rem/1.3 var(--mono);letter-spacing:.04em;color:#ffe9b5;background:rgba(6,20,30,.7);padding:.25rem .5rem;border-radius:6px;align-self:flex-start;margin-top:.3rem;text-shadow:none}
.counter:not(.done) .rec{display:none}
.aim{position:absolute;width:64px;height:64px;margin:-32px 0 0 -32px;border-radius:50%;border:2px dashed rgba(255,232,170,.95);background:rgba(255,232,170,.14);cursor:grab;touch-action:none;padding:0;color:#fff7e6;z-index:3;-webkit-touch-callout:none}
.aim:focus-visible{outline:3px solid #ffd48a;outline-offset:3px}
.aim span{position:absolute;left:calc(100% + 8px);top:50%;transform:translateY(-50%);white-space:nowrap;font:600 .74rem/1 var(--mono);background:rgba(6,20,30,.82);color:#ffe9b5;padding:.35rem .5rem;border-radius:6px;pointer-events:none}
@media (prefers-reduced-motion:no-preference){.aim:not(.used){animation:pulse 2.4s ease-in-out infinite}}
.aim.used span{display:none}
@keyframes pulse{50%{box-shadow:0 0 0 12px rgba(255,232,170,0)}0%{box-shadow:0 0 0 0 rgba(255,232,170,.5)}}
.toy-ctl{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:1.4rem 2.4rem;margin-top:1.4rem;align-items:start}
@media (max-width:900px){.toy-ctl{grid-template-columns:minmax(0,1fr)}.toy-ctl .col{display:contents}.c-btns{order:1}.c-res{order:2}.c-sl{order:3}.c-pre{order:4}.stage-wrap{aspect-ratio:4/3;max-height:none}}
@media (max-width:560px){.stage-wrap{aspect-ratio:1/1}}
.btns{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin:0 0 1.2rem}
.go-btn{min-height:56px;padding:.5rem 1.8rem;border:0;border-radius:999px;background:var(--accent);color:var(--accent-ink);font:600 1.05rem/1 var(--mono);cursor:pointer;letter-spacing:.02em}
.go-btn:hover{filter:brightness(1.08)}
.ghost{min-height:44px;padding:.4rem 1rem;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--ink);font:600 .82rem/1 var(--mono);cursor:pointer}
.ghost:hover{border-color:var(--accent);color:var(--accent)}
.ghost:disabled{opacity:.55;cursor:default}
.ctl{margin:0 0 1.2rem}
.ctl label{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.2rem .8rem;font-weight:600;font-size:1.02rem}
.ctl output{font:600 .9rem/1.4 var(--mono);color:var(--cool)}
.ctl .note{font:500 .8rem/1.4 var(--mono);color:var(--muted);margin:.2rem 0 0;max-width:none}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:44px;background:transparent;margin:.1rem 0;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:8px;border-radius:99px;background:linear-gradient(90deg,var(--cool),var(--accent));opacity:.9}
input[type=range]::-moz-range-track{height:8px;border-radius:99px;background:linear-gradient(90deg,var(--cool),var(--accent))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:30px;height:30px;margin-top:-11px;border-radius:50%;background:var(--card);border:4px solid var(--ink);box-shadow:0 2px 8px rgba(0,0,0,.3)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--card);border:4px solid var(--ink)}
.tilt-row{display:flex;align-items:center;gap:.8rem}
.tilt-row svg{flex:0 0 auto;width:60px;height:48px;color:var(--ink)}
.tilt-row .grow{flex:1;min-width:0}
.res-card{background:var(--card);border:1px solid var(--line-soft);border-radius:14px;padding:1.2rem 1.3rem}
.res-card #res-n{font:340 clamp(1.8rem,4.6vw,2.7rem)/1.08 var(--serif);margin:0 0 .5rem;display:block;font-variation-settings:"opsz" 96}
.res-card p{font-size:1rem;margin:.3rem 0;max-width:none}
.res-card .meta{font:500 .84rem/1.5 var(--mono);color:var(--muted)}
.cap{font:600 .78rem/1.3 var(--mono);letter-spacing:.04em;margin:.9rem 0 .2rem!important;color:var(--ink2)}
.note{font:500 .8rem/1.4 var(--mono);color:var(--muted)}
#gaps svg{display:block;width:100%;max-width:300px;height:auto;margin-top:.3rem}
#gaps .bars rect{fill:var(--cool)}
.presets{margin-top:1.4rem}
.presets h3{font-weight:500;font-size:1.05rem;margin:0 0 .6rem}
.preset-row{display:flex;flex-wrap:wrap;gap:.5rem}

/* charts */
.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.2rem;margin-top:1.8rem}
@media (max-width:1000px){.three{grid-template-columns:minmax(0,1fr)}}
.card{background:var(--card);border:1px solid var(--line-soft);border-radius:14px;padding:1.2rem 1.3rem}
.card h3{font-weight:450;font-size:1.4rem;margin-bottom:.5rem}
.card p{font-size:1rem;margin:0 0 .8em;max-width:none}
.chart{margin:.4rem 0 0}
.chart svg{display:block;width:100%;height:auto}
.chart .gl{stroke:var(--line-soft);stroke-width:1}
.chart .tk{fill:var(--muted);font:500 10.5px var(--mono)}
.chart .ln{fill:none;stroke:var(--cool);stroke-width:2.2;stroke-linejoin:round}
.chart .area{fill:var(--cool);opacity:.14}
.chart .band{fill:var(--accent);opacity:.2}
.chart .bt{fill:var(--accent);font:600 10.5px var(--mono)}
.chart .curl{stroke:var(--accent);stroke-width:1.5;stroke-dasharray:3 3}
.chart .dot{fill:var(--accent);stroke:var(--card);stroke-width:2.5}
.chart .bestdot{fill:var(--cool);stroke:var(--card);stroke-width:1.5}
.card .xl{font:500 .8rem/1.4 var(--mono);color:var(--muted);margin:.2rem 0 0}

/* figures */
.fig{margin:1.6rem 0}
.fig img{display:block;width:100%;height:auto;border-radius:12px;border:1px solid var(--line-soft)}
.fig figcaption{font:500 .8rem/1.4 var(--mono);color:var(--ink2);margin-top:.5rem}
.fig.wide{max-width:50rem;margin:1.6rem auto}
.band .wrap + .wrap .fig,.fig.sm{max-width:36rem}

/* quote */
.q{margin:1.4rem 0;padding:.3rem 0 .3rem 1.2rem;border-left:4px solid var(--accent);font-size:1.22rem;font-style:italic;color:var(--ink)}
.q p{margin:0 0 .6em}
.orig{margin-top:.8rem;font-style:normal;font-size:.95rem}
.orig summary{cursor:pointer;font:600 .84rem/1.4 var(--mono);color:var(--cool);min-height:44px;display:flex;align-items:center}
.orig p{font-size:.98rem}
.orig .src-l{font:500 .74rem/1.4 var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin:.8rem 0 .2rem}

/* record dots */
.rec{margin:1.6rem 0;max-width:46rem}
.rec-row{margin:0 0 1rem}
.rec-row .lbl{font:600 .84rem/1.3 var(--mono);margin:0 0 .35rem;color:var(--ink2)}
.dots{display:flex;flex-wrap:wrap;gap:3px}
.dots i{width:8px;height:8px;border-radius:50%;background:var(--cool);display:block}
.dots i.you{background:var(--accent)}
.dots i.gwr{background:var(--ink)}
.dots i.max{background:var(--line)}

ul.plain,ol.plain{padding-left:1.2rem;max-width:42rem}
.plain li{margin:.55em 0}
.safe{padding:.8rem 1rem;border:1px solid var(--accent);border-radius:10px;max-width:42rem;font-weight:500}
.src li{margin:.4em 0;font-size:.95rem}
.src{max-width:50rem;padding-left:1.1rem}
.plain.tight{font-size:1rem}
.tbl{width:100%;border-collapse:collapse;font:500 .9rem/1.4 var(--mono);margin:1rem 0}
.tbl th,.tbl td{border-bottom:1px solid var(--line-soft);padding:.5rem .6rem;text-align:left}
.foot{padding:2rem max(16px,env(safe-area-inset-left)) 3rem;border-top:1px solid var(--line-soft);font:500 .85rem/1.5 var(--mono);color:var(--ink2);text-align:center}
.foot a{color:var(--ink)}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
@media (prefers-reduced-motion:reduce){.counter{transition:none}}

.sheet{margin-top:2.4rem;padding:1.2rem 1.3rem;background:var(--card);border:1px solid var(--line-soft);border-radius:14px;max-width:46rem}
.sheet .ev-h{margin-top:0}
.sheet .line{display:flex;gap:.6rem;align-items:flex-end;max-width:none}
.blank{flex:1;border-bottom:1.5px solid var(--ink2);min-height:1.5rem}.blank.short{max-width:8rem}
.sheet-t{table-layout:fixed}.sheet-t th{font-size:.72rem;line-height:1.25;overflow-wrap:anywhere;hyphens:auto;vertical-align:bottom}.sheet-t th:nth-child(1){width:15%}.sheet-t th:nth-child(2){width:37%}.sheet-t th:nth-child(3){width:23%}.sheet-t th:nth-child(4){width:25%}.sheet-t td{height:2.1rem}.sheet-t td:first-child{color:var(--muted)}
@media (max-width:420px){.sheet{padding:1rem .8rem}.sheet-t th,.sheet-t td{padding:.4rem .3rem}}
@media print{.topbar,.hero,.stage-wrap,.toy-ctl,.share-row{display:none}body{background:#fff;color:#000}
  body.print-sheet .topbar,body.print-sheet .foot,body.print-sheet main>section:not(#afara),body.print-sheet #afara .wrap>*:not(.sheet),body.print-sheet .noprint{display:none!important}
  body.print-sheet #afara{padding:0}body.print-sheet .sheet{border:0;padding:0;max-width:none;background:#fff}
  body.print-sheet .sheet-t td,body.print-sheet .sheet-t th{border:1px solid #000;color:#000}body.print-sheet .sheet-t td{height:2.6rem}}

/* without script the toy cannot run: show the computed table instead */
html:not(.js) .stage-wrap,html:not(.js) .toy-ctl,html:not(.js) #arunca>.wrap>.note,html:not(.js) .cue-btn+.mv-btn{display:none}