/* tempo-interior: a night field of small lights, one per person; amber for the sample, coral for the reader, blue for a pace sent by someone else */
@font-face{font-family:"Source Serif 4";font-weight:200 900;font-style:normal;font-display:swap;src:url("fonts/SourceSerif4-400-latin.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,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";font-weight:200 900;font-style:normal;font-display:swap;src:url("fonts/SourceSerif4-400-latin-ext.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,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:"IBM Plex Sans";font-weight:100 700;font-style:normal;font-display:swap;src:url("fonts/IBMPlexSans-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+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"IBM Plex Sans";font-weight:100 700;font-style:normal;font-display:swap;src:url("fonts/IBMPlexSans-400-latin-ext.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --bg:#f6f2e9;--surface:#fdfbf6;--ink:#1b1b24;--ink-soft:#4a4a57;--line:#c9c6bd;--line-soft:#e2ded3;
  --accent:#6b4100;--dot:#3a3566;--you:#d6301a;--you-text:#8f1b08;--sent:#0b6b80;--sent-text:#084f5f;--on-you:#ffffff;
  --k1:#1f6fb0;--k2:#a66a00;--k3:#c2401c;--k4:#6a3fb0;--k5:#1f7a4a;--k6:#a0305a;--rest:.5;
  --serif:"Source Serif 4",Georgia,serif;--sans:"IBM Plex Sans",system-ui,sans-serif;
  --top:44px;--col:420px;--beat:0s;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0c0e16;--surface:#141826;--ink:#f3efe6;--ink-soft:#bdb8ad;--line:#343a4e;--line-soft:#222738;
  --accent:#f2b84b;--dot:#f2b84b;--you:#ff7a59;--you-text:#ff9d84;--sent:#6fd3e6;--sent-text:#8fdeed;--on-you:#0c0e16;
  --k1:#7fd1ff;--k2:#f2b84b;--k3:#ff8f6b;--k4:#c79bff;--k5:#7fe0a8;--k6:#ffb3cf;--rest:.3;
}}
:root[data-theme="dark"]{
  --bg:#0c0e16;--surface:#141826;--ink:#f3efe6;--ink-soft:#bdb8ad;--line:#343a4e;--line-soft:#222738;
  --accent:#f2b84b;--dot:#f2b84b;--you:#ff7a59;--you-text:#ff9d84;--sent:#6fd3e6;--sent-text:#8fdeed;--on-you:#0c0e16;
  --k1:#7fd1ff;--k2:#f2b84b;--k3:#ff8f6b;--k4:#c79bff;--k5:#7fe0a8;--k6:#ffb3cf;--rest:.3;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
svg[hidden]{display:none}
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 18px/1.6 var(--serif);overflow-x:clip}
a{color:var(--accent);text-underline-offset:.16em}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3{font-family:var(--serif);font-weight:650;line-height:1.14;letter-spacing:-.01em;margin:0}
b{font-weight:650}
.skip{position:absolute;left:-999px;top:0;background:var(--surface);color:var(--ink);padding:.5rem .8rem;z-index:60}
.skip:focus{left:8px;top:8px}

/* top bar */
.topbar{position:sticky;top:0;z-index:40;height:var(--top);display:flex;align-items:center;gap:14px;padding:0 16px;background:var(--bg);border-bottom:1px solid var(--line-soft);font:500 14px/1 var(--sans);white-space:nowrap}
.topbar a{color:var(--ink);text-decoration:none}
.topbar .home{display:flex;align-items:center;gap:7px;font-weight:600}
.home-ico{color:var(--accent);flex:none}
.topnav{display:flex;gap:16px;overflow:hidden}
.topnav a{color:var(--ink-soft)}
.topnav a:hover,.topnav a[aria-current]{color:var(--ink)}
.spacer{flex:1}
.lang-switch{border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-weight:600;font-size:12px}
.icon-btn{width:32px;height:32px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:none;color:var(--ink);cursor:pointer;padding:0}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:1px;pointer-events:none}
.progress span{opacity:0;position:absolute;left:0;top:-4px;width:9px;height:9px;background:var(--accent);border-radius:50%;transform:translateX(0);will-change:transform}
/* once the reader has tapped, the page's own marks beat at that pace */
@keyframes beat{0%{opacity:1}35%{opacity:.35}100%{opacity:.35}}
.has-me .home-ico circle:first-child{animation:beat var(--beat) linear infinite}
@media (prefers-reduced-motion:reduce){.has-me .home-ico circle:first-child{animation:none}}
.paused .home-ico circle:first-child{animation:none}
@media (max-width:760px){.topnav{display:none}}

/* reading rail */
.rail{position:fixed;right:10px;top:50%;transform:translateY(-50%);z-index:30;display:none;flex-direction:column;gap:9px;padding:8px 5px;border-radius:999px;background:color-mix(in srgb,var(--bg) 82%,transparent)}
.rail a{position:relative;display:block;width:9px;height:9px;border-radius:50%;border:1.5px solid var(--ink-soft)}
.rail a[aria-current]{background:var(--accent);border-color:var(--accent)}
.rail a span{position:absolute;right:18px;top:50%;transform:translateY(-50%);white-space:nowrap;font:500 12px/1 var(--sans);color:var(--ink);background:var(--surface);border:1px solid var(--line-soft);padding:5px 8px;border-radius:6px;opacity:0;pointer-events:none}
.rail a:hover span,.rail a:focus-visible span{opacity:1}
@media (min-width:1180px){.rail{display:flex}}
@media print{.rail,.topbar,.share-row,.flash-btn{display:none}}

/* the story: one pinned field of dots, the text passing beside or over it */
.story{position:relative;border-bottom:1px solid var(--line-soft)}
.stage{position:sticky;top:var(--top);height:calc(100vh - var(--top));height:calc(100svh - var(--top));overflow:hidden}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:pan-y}
.still{display:block;width:100%;height:auto}
.js .still{display:none}
html:not(.js) .stage{position:static;height:auto}
html:not(.js) .stage canvas,html:not(.js) .flash-btn{display:none}
html:not(.js) .steps{margin-top:0}
html:not(.js) .pad-row,html:not(.js) .pad-instr,html:not(.js) #open-wall,html:not(.js) .you,html:not(.js) .ask{display:none}
html:not(.js) .step{min-height:0;padding-top:28px;padding-bottom:28px}
.stage-note{position:absolute;left:calc(var(--col) + 80px);bottom:14px;margin:0;font:500 12.5px/1.3 var(--sans);color:var(--ink-soft)}
.flash-btn{position:absolute;right:44px;top:12px;font:500 12px/1 var(--sans);color:var(--ink-soft);background:color-mix(in srgb,var(--bg) 80%,transparent);border:1px solid var(--line);border-radius:999px;padding:8px 12px;cursor:pointer;z-index:3}
.flash-btn:hover{color:var(--ink);border-color:var(--accent)}
.who{position:absolute;left:calc(var(--col) + 80px);right:60px;bottom:40px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;z-index:3;font:500 14px/1.35 var(--sans);pointer-events:none}
.who p{margin:0;background:color-mix(in srgb,var(--bg) 88%,transparent);padding:6px 10px;border-radius:8px;border:1px solid var(--line-soft)}
.who .pill{pointer-events:auto;background:var(--bg)}
.steps{position:relative;margin-top:calc(-100vh + var(--top));margin-top:calc(-100svh + var(--top));pointer-events:none}
.step{min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:40px 0 40px max(28px,calc((100vw - 1320px)/2))}
.step .card{pointer-events:auto;width:var(--col);padding:22px 24px;background:color-mix(in srgb,var(--bg) 90%,transparent);border:1px solid var(--line-soft);border-radius:14px}
.step h2{font-size:25px;margin-bottom:10px}
.step p{font-size:16.5px;line-height:1.55;margin:0 0 10px}
.step .card>:last-child{margin-bottom:0}
.hero{align-items:flex-start;padding-top:34px}
.hero .card{width:calc(var(--col) + 40px);background:none;border:0;padding:0}
.kicker{font:600 12.5px/1.3 var(--sans);letter-spacing:.07em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 12px}
h1{font-size:clamp(27px,3.1vw,38px)}
.hero .deck{font-size:17px;color:var(--ink-soft);margin:14px 0 16px}
/* once there is a result, it takes the deck's place so that it shows without scrolling */
.done .hero .deck,.done .hero .pad-wrap{display:none}
.hero .friend{margin-top:16px}
.done .hero .result{margin-top:18px}
.friend{font:500 15.5px/1.45 var(--sans);border-left:3px solid var(--sent);padding:2px 0 2px 12px;margin:0 0 16px!important}
.friend b{color:var(--sent-text)}

/* the tapping pad */
.pad-wrap{margin:0 0 6px}
.pad-instr{font:500 15.5px/1.45 var(--sans)!important;margin:0 0 14px!important}
.pad-row{display:flex;align-items:center;gap:18px}
.pad{position:relative;flex:none;width:132px;height:132px;border-radius:50%;border:0;background:var(--you);color:var(--on-you);font:650 17px/1.15 var(--sans);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;padding:0 14px}
.pad svg{position:absolute;inset:-9px;width:150px;height:150px;transform:rotate(-90deg);pointer-events:none}
.pad-track{fill:none;stroke:var(--line);stroke-width:2.5}
.pad-ring{fill:none;stroke:var(--ink);stroke-width:4;stroke-dasharray:100;stroke-dashoffset:100}
.pad-label,.pad-time{display:block;pointer-events:none}
.pad-time{font:500 13px/1.2 var(--sans);margin-top:3px;min-height:1.2em}
.pad:focus-visible{outline:3px solid var(--ink);outline-offset:12px}
.pad-side{min-width:0;font:400 13.5px/1.4 var(--sans);color:var(--ink-soft)}
.pad-side p{font:inherit!important;margin:0 0 6px!important}
.pad-msg{color:var(--you-text);font-weight:500!important;min-height:0}
@media (pointer:coarse){.pad-kbd{display:none}}
.r-clear{font:600 14px/1.3 var(--sans);color:var(--accent);background:none;border:0;padding:6px 0;cursor:pointer;text-decoration:underline;text-underline-offset:.16em}
.pill{font:600 14px/1 var(--sans);color:var(--ink);background:none;border:1px solid var(--line);border-radius:999px;padding:11px 16px;cursor:pointer}
.pill:hover{border-color:var(--accent);color:var(--accent)}
.result:focus{outline:none}
.result{margin-top:16px;padding:18px 20px 14px;background:var(--surface);border:1px solid var(--line-soft);border-radius:16px}
.result p{font:400 15.5px/1.5 var(--sans)!important;margin:0 0 8px!important}
.result .r-head{font:400 clamp(20px,2.4vw,24px)/1.3 var(--serif)!important;margin-bottom:10px!important}
.r-head b{color:var(--you-text)}
.result .r-small{font-size:13.5px!important;color:var(--ink-soft)}
.r-more{display:flex;flex-wrap:wrap;align-items:center;gap:6px 20px;margin-top:12px}
.hero-more{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:16px}
.hero-more .share-row{margin:0}

/* share row */
.share-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:12px 0 0;font:500 13px/1 var(--sans);color:var(--ink-soft)}
.share-row a,.share-row button{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line-soft);border-radius:50%;background:none;color:var(--ink);cursor:pointer;padding:0}
.share-row a:hover,.share-row button:hover,.share-row a:focus-visible,.share-row button:focus-visible{color:var(--accent);border-color:var(--accent)}
.share-row [role=status]{min-height:1em}
@media (pointer:coarse){.share-row a,.share-row button{width:44px;height:44px}}

/* the reader's own line in each chapter, and the two questions */
.you{font:500 14.5px/1.45 var(--sans)!important;border-left:3px solid var(--you);padding:2px 0 2px 12px;margin-top:14px!important}
.you.is-empty{border-left-color:var(--line);color:var(--ink-soft)}
.you:empty{display:none}
.ask{margin:14px 0}
.ask+.you{margin-bottom:14px!important}
.ask-q{font:600 14.5px/1.3 var(--sans)!important;margin:0 0 8px!important}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chips button{font:500 13.5px/1 var(--sans);color:var(--ink);background:none;border:1px solid var(--line);border-radius:999px;padding:10px 12px;cursor:pointer}
.chips button:hover{border-color:var(--you)}
.chips button[aria-pressed="true"]{background:var(--you);border-color:var(--you);color:var(--on-you)}

/* only the dots */
.wall-bar{position:absolute;left:0;right:0;top:10px;display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px 14px;padding:0 12px;z-index:4}
.wall-views{display:flex;flex-wrap:wrap;justify-content:center;gap:6px}
.wall-views button{font:500 13px/1 var(--sans);color:var(--ink);background:color-mix(in srgb,var(--bg) 85%,transparent);border:1px solid var(--line);border-radius:999px;padding:9px 12px;cursor:pointer}
.wall-views button[data-on]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.wall-mode .steps,.wall-mode .sec,.wall-mode .foot,.wall-mode .rail,.wall-mode .stage-note{display:none}
.wall-mode .stage{position:fixed;left:0;right:0;top:var(--top);z-index:20;background:var(--bg)}
.wall-mode .flash-btn{top:auto;bottom:14px;right:14px}
.wall-mode .who{left:14px;right:150px;bottom:14px}
.wall-mode .wall-bar .pill{background:var(--bg)}

@media (max-width:899px){
  .stage-note{left:12px!important;right:150px;top:14px;bottom:auto!important;font-size:11.5px}
  .flash-btn{right:10px;top:8px;padding:7px 10px;font-size:11.5px}
  .who{left:10px;right:10px;top:calc(50% + 2px);bottom:auto;font-size:12.5px}
  .step{align-items:flex-end;padding:0 12px 16px;min-height:125vh;min-height:125svh}
  .step .card{width:100%;max-width:540px;margin:0 auto;padding:16px 18px;background:color-mix(in srgb,var(--bg) 95%,transparent);box-shadow:0 6px 28px rgba(0,0,0,.2)}
  .step h2{font-size:21px}
  .step p{font-size:15.5px}
  .hero{min-height:0;padding-top:20vh;padding-top:20svh;padding-bottom:26px}
  .done .hero{padding-top:30vh;padding-top:30svh}
  .pad-row{flex-direction:column;gap:10px;text-align:center}
  .hero .card{width:100%;background:var(--bg);border:1px solid var(--line-soft);border-radius:14px;padding:18px 18px 16px}
  h1{font-size:25px}
  .hero .deck{font-size:15.5px;margin:10px 0 14px}
  .pad{width:118px;height:118px}
  .pad svg{width:136px;height:136px}
  .share-row>span:first-child{flex-basis:100%}
}

/* sections */
.sec{max-width:760px;margin:0 auto;padding:64px 20px 8px}
.sec h2{font-size:clamp(25px,3.8vw,34px);margin-bottom:16px}
.sec h3{font-size:19px;margin:26px 0 6px}
.sec p{margin:0 0 14px}
.tbl-wrap{overflow-x:auto;margin:18px 0 6px}
.tbl{border-collapse:collapse;width:100%;max-width:520px;font:400 15px/1.35 var(--sans)}
.tbl th,.tbl td{padding:8px 10px 8px 0;border-bottom:1px solid var(--line-soft);text-align:right;white-space:nowrap}
.tbl th:first-child,.tbl td:first-child{text-align:left}
.tbl thead th{font-weight:600;color:var(--ink-soft);font-size:12.5px;white-space:normal;vertical-align:bottom}
.tbl tbody th{font-weight:600}
.src{font:400 15px/1.5 var(--sans);padding-left:20px;margin:0 0 14px}
.src li{margin-bottom:6px}
.credit{font:400 13px/1.5 var(--sans);color:var(--ink-soft)}
.foot{max-width:760px;margin:70px auto 0;padding:22px 20px 44px;border-top:1px solid var(--line-soft);display:flex;flex-wrap:wrap;gap:8px 22px;font:400 13.5px/1.4 var(--sans);color:var(--ink-soft)}
.foot a{color:var(--ink)}

/* the small page behind each shared pace */
.d-page{max-width:760px;margin:0 auto;padding:40px 20px}
.d-page h1{font-size:clamp(26px,4.4vw,38px);margin-bottom:18px}
.d-page img{display:block;width:100%;height:auto;border-radius:12px;border:1px solid var(--line-soft)}
.d-go{display:inline-block;margin-top:6px;font:600 16px/1 var(--sans);border:1px solid var(--accent);border-radius:999px;padding:13px 18px;text-decoration:none}