@font-face{font-family:"Newsreader";font-style:normal;font-weight:400 700;font-display:swap;src:url(fonts/newsreader-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+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Newsreader";font-style:normal;font-weight:400 700;font-display:swap;src:url(fonts/newsreader-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:"Newsreader";font-style:italic;font-weight:400;font-display:swap;src:url(fonts/newsreader-italic-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+2000-206F}
@font-face{font-family:"Newsreader";font-style:italic;font-weight:400;font-display:swap;src:url(fonts/newsreader-italic-400-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+1E00-1E9F}
@font-face{font-family:"Manrope";font-style:normal;font-weight:200 800;font-display:swap;src:url(fonts/Manrope.woff2) format("woff2")}

:root{
  --bg:#070b16;--bg2:#0d1428;--card:#101a33;--ink:#eef2fb;--ink2:#cbd5ea;--muted:#a9b6d2;
  --line:#2a3862;--line-soft:#1d2849;--accent:#ffb24a;--accent-ink:#1b1000;--glass:rgba(7,11,22,.9);
  --serif:"Newsreader",Georgia,"Times New Roman",serif;--sans:"Manrope",system-ui,-apple-system,sans-serif;
  --bar:3rem;color-scheme:dark
}
@media (prefers-color-scheme:light){:root:not([data-theme="dark"]){
  --bg:#f3f6fc;--bg2:#e6ecf7;--card:#ffffff;--ink:#0c1530;--ink2:#26324f;--muted:#38446a;
  --line:#b9c4de;--line-soft:#d3dbed;--accent:#7a3300;--accent-ink:#ffffff;--glass:rgba(243,246,252,.93);color-scheme:light}}
:root[data-theme="light"]{
  --bg:#f3f6fc;--bg2:#e6ecf7;--card:#ffffff;--ink:#0c1530;--ink2:#26324f;--muted:#38446a;
  --line:#b9c4de;--line-soft:#d3dbed;--accent:#7a3300;--accent-ink:#ffffff;--glass:rgba(243,246,252,.93);color-scheme:light}

*{box-sizing:border-box}
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 1.06rem/1.62 var(--sans);text-rendering:optimizeLegibility}
a{color:var(--accent);text-underline-offset:.15em}
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);color:var(--ink);padding:.5rem 1rem;z-index:60}
.skip:focus{left:8px;top:8px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
section{scroll-margin-top:calc(var(--bar) + 8px)}
h1,h2,h3{font-family:var(--serif);line-height:1.12;margin:0}
button{font:inherit;color:inherit}
.wrap{width:min(1120px,calc(100% - 32px));margin:0 auto}

/* top bar */
.topbar{position:sticky;top:0;z-index:40;height:var(--bar);display:flex;align-items:center;gap:.8rem;padding:0 max(16px,env(safe-area-inset-left));
  background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line-soft);font:500 .9rem/1 var(--sans)}
.home{display:inline-flex;align-items:center;gap:.45rem;color:var(--ink);text-decoration:none;white-space:nowrap;font-weight:700}
.home-ico{color:var(--accent)}
.topnav{display:flex;gap:.2rem;overflow-x:auto;scrollbar-width:none;min-width:0}
.topnav::-webkit-scrollbar{display:none}
.topnav a{color:var(--ink2);text-decoration:none;padding:.5rem .6rem;border-radius:999px;white-space:nowrap}
.topnav a:hover,.topnav a[aria-current]{color:var(--ink);background:var(--bg2)}
.topnav a[aria-current]{box-shadow:inset 0 -2px 0 var(--accent)}
.spacer{flex:1}
.icon-btn{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--ink);display:grid;place-items:center;cursor:pointer;flex:none}
.icon-btn svg{display:block}
.icon-btn svg[hidden]{display:none}
.icon-btn:hover{color:var(--accent);border-color:var(--accent)}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:2px}
.progress span{display:block;height:100%;background:var(--accent);transform:scaleX(0);transform-origin:0 50%}

/* hero */
.stage{display:grid;background:#05070e;min-height:clamp(560px,calc(100svh - var(--bar) - 120px),840px)}
.sky-wrap{grid-area:1/1;position:relative;min-height:inherit}
#sky{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero-card{grid-area:1/1;align-self:start;justify-self:start;margin:clamp(14px,3.2vw,44px) 0 0 max(16px,4vw);width:min(660px,calc(100% - 32px));position:relative;
  padding:clamp(18px,2.6vw,34px);background:var(--glass);border:1px solid var(--line);border-radius:20px;backdrop-filter:blur(12px);box-shadow:0 20px 60px rgba(0,0,0,.35)}
.kicker{margin:0 0 .7rem;font:700 .76rem/1.3 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.hero-card h1{font-size:clamp(1.7rem,3.3vw,2.85rem);font-weight:600;letter-spacing:-.01em}
.deck{margin:.9rem 0 0;color:var(--ink2);font-size:clamp(1rem,1.3vw,1.14rem);max-width:56ch}
.readout{position:absolute;right:max(16px,3vw);bottom:clamp(14px,3.5vh,36px);width:min(390px,calc(100% - 32px));padding:14px 18px;background:var(--glass);border:1px solid var(--line);border-radius:16px;backdrop-filter:blur(10px)}
.ro-head{margin:0;font:700 1.02rem/1.3 var(--sans)}
.ro-text{margin:.4rem 0 0;color:var(--ink2);font-size:.98rem;line-height:1.5}
.ro-state{display:inline-block;margin:.45rem 0 0;padding:.12rem .7rem;border-radius:999px;font:700 .82rem/1.5 var(--sans);letter-spacing:.06em;text-transform:uppercase;background:#1b2a63;color:#eaf0ff}
.ro-state[data-s="daylight"]{background:#ffd37a;color:#1b1000}
.ro-state[data-s="twilight"]{background:#6b3fa0;color:#fff}
.scrubbar{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px max(16px,4vw) 12px}
.scrub-row{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.scrub-main{flex:1 1 320px;display:flex;align-items:center;gap:14px;min-width:0}
.scrub-out{flex:none;min-width:11.5ch;text-align:right;font:700 .98rem/1.2 var(--sans);font-variant-numeric:tabular-nums}
.jumps{display:flex;gap:8px;margin-top:12px;overflow-x:auto;scrollbar-width:thin;padding-bottom:4px}
.chip{flex:none;display:flex;flex-direction:column;align-items:flex-start;gap:1px;padding:.45rem .85rem;border:1px solid var(--line);border-radius:12px;background:transparent;cursor:pointer;text-align:left}
.chip b{font:700 .88rem/1.25 var(--sans)}
.chip span{font:400 .82rem/1.25 var(--sans);color:var(--muted)}
.chip:hover,.chip.on{border-color:var(--accent);background:var(--bg2)}
.chip.on b{color:var(--accent)}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:var(--bg)}
.seg button{border:0;background:transparent;border-radius:999px;padding:.38rem .95rem;cursor:pointer;font:600 .92rem/1.3 var(--sans);color:var(--ink2)}
.seg button.on{background:var(--accent);color:var(--accent-ink)}
.btn{display:inline-flex;align-items:center;gap:.5rem;border:1px solid var(--line);background:transparent;border-radius:999px;padding:.45rem 1rem;cursor:pointer;font:600 .94rem/1.3 var(--sans);min-height:40px}
.btn:hover{border-color:var(--accent);color:var(--accent)}
#play .ic-pause{display:none}
#play[data-on="true"] .ic-pause{display:inline}
#play[data-on="true"] .ic-play{display:none}
.range{width:100%;height:30px;accent-color:var(--accent);cursor:pointer;margin:0}

.hero-card{transition:padding .25s,width .25s}
.stage.playing .hero-card{width:min(430px,calc(100% - 32px));padding:10px 16px}
.stage.playing .hero-card .kicker,.stage.playing .hero-card .deck{display:none}
.stage.playing .hero-card h1{font-size:1.02rem;line-height:1.3;font-weight:600}
/* sections */
.s{padding:clamp(44px,7vw,92px) 0 0}
h2{font-size:clamp(1.55rem,3vw,2.3rem);font-weight:600;letter-spacing:-.005em;margin-bottom:.9rem}
h2 .anchor{color:inherit;text-decoration:none}
h2 .anchor:hover{text-decoration:underline;text-decoration-color:var(--accent)}
h3{font-size:1.25rem;font-weight:600;margin:1.7rem 0 .4rem}
.lede{max-width:66ch;color:var(--ink2);font-size:1.1rem;margin:0 0 1.6rem}
.prose{max-width:760px}
.prose p{font:400 1.13rem/1.7 var(--serif);margin:0 0 1.1rem;color:var(--ink)}
.note{color:var(--muted);font-size:.95rem;max-width:70ch;margin:.9rem 0 0}
.ex{max-width:66ch;color:var(--ink2);margin:1rem 0}

/* journey controls */
.ctls{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:22px}
.ctl{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px 18px 14px;margin:0;min-width:0}
.ctl>label,.lab{font:700 .8rem/1.2 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:0}
.big{display:block;font:600 2.6rem/1.1 var(--serif);margin:.2rem 0 .1rem;font-variant-numeric:tabular-nums}
.pres{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.pre{border:1px solid var(--line);background:transparent;border-radius:999px;padding:.25rem .6rem;cursor:pointer;font:600 .86rem/1.4 var(--sans);font-variant-numeric:tabular-nums}
.pre:hover{border-color:var(--accent);color:var(--accent)}
.rules{display:flex;flex-direction:column;gap:.35rem}
.lab{display:block;margin-bottom:.2rem}
.rule{display:flex;align-items:center;gap:.6rem;cursor:pointer;padding:.38rem .6rem;border-radius:10px;font:500 1rem/1.3 var(--sans)!important;text-transform:none!important;letter-spacing:0!important;color:var(--ink)!important}
.rule:hover{background:var(--bg2)}
.rule input{accent-color:var(--accent);width:18px;height:18px;margin:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);border-radius:18px;padding:18px 20px}
.num{margin:0;font:600 clamp(2.8rem,6vw,4.4rem)/1 var(--serif);color:var(--accent);font-variant-numeric:tabular-nums}
.sub{margin:.4rem 0 0;color:var(--ink2);font-size:1rem;line-height:1.4}
.verdict{font:400 1.2rem/1.55 var(--serif);max-width:70ch;margin:1.4rem 0 1.8rem}

/* chart */
.chartfig{margin:0 0 1.6rem}
.chart{display:grid;grid-template-columns:46px 1fr;grid-template-rows:26px auto auto;position:relative}
.xtop{grid-column:2;grid-row:1;position:relative}
.cl{position:absolute;bottom:2px;transform:translateX(-50%);white-space:nowrap;font:600 .78rem/1.2 var(--sans);color:var(--ink2)}
.cl::after{content:"";display:block;width:1px;height:6px;background:var(--muted);margin:2px auto 0}
.yax{grid-column:1;grid-row:2;position:relative}
.yax span{position:absolute;right:8px;transform:translateY(-50%);font:500 .78rem/1 var(--sans);color:var(--muted);font-variant-numeric:tabular-nums}
.plotbox{grid-column:2;grid-row:2;position:relative;height:clamp(300px,44vw,500px);border-radius:12px;overflow:hidden;border:1px solid var(--line);touch-action:pan-y;cursor:ew-resize}
#plot{position:absolute;inset:0;width:100%;height:100%;display:block}
.xax{grid-column:2;grid-row:3;position:relative;height:24px}
.xax span{position:absolute;top:6px;transform:translateX(-0%);font:500 .78rem/1 var(--sans);color:var(--muted)}
.tag{position:absolute;padding:.12rem .55rem;border-radius:8px;background:var(--glass);color:var(--ink);font:700 .78rem/1.5 var(--sans);border:1px solid var(--line);white-space:nowrap;pointer-events:none;font-variant-numeric:tabular-nums}
.tag-r{right:8px;transform:translateY(-50%)}
.tag-day{top:8px;transform:translateX(-50%)}
.chartfig figcaption{color:var(--muted);font-size:.95rem;max-width:80ch;margin-top:.7rem}

.nb{white-space:nowrap}
.tscroll{overflow-x:auto}
/* tables */
.tbl{border-collapse:collapse;width:100%;margin:1.2rem 0;font:400 1rem/1.4 var(--sans);font-variant-numeric:tabular-nums}
.tbl caption{text-align:left;color:var(--muted);font-size:.92rem;padding:0 0 .5rem}
.tbl th,.tbl td{padding:.55rem .7rem;border-bottom:1px solid var(--line-soft);text-align:left}
.tbl thead th{font:700 .8rem/1.3 var(--sans);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line)}
.tbl .n{text-align:right}
.tbl tbody th{font-weight:600}
.tbl .wd{color:var(--muted);font-weight:400}
.tbl tr.sel{background:var(--bg2)}
.tbl tr.sel th{color:var(--accent)}
.tbl.times tbody tr:nth-child(4n+3),.tbl.times tbody tr:nth-child(4n+4){background:color-mix(in srgb,var(--bg2) 55%,transparent)}
.src{padding-left:1.1rem;font:400 1rem/1.6 var(--sans)}

/* share, footer */
.share-row{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;margin-top:3rem}
.share-label{font:600 .9rem var(--sans);color:var(--muted);margin-right:.3rem}
.sh{width:40px;height:40px;border-radius:50%;border:1px solid var(--line-soft);background:transparent;color:var(--ink);display:grid;place-items:center;cursor:pointer;text-decoration:none}
.sh:hover,.sh:focus-visible{color:var(--accent);border-color:var(--accent)}
@media (pointer:coarse){.sh{width:44px;height:44px}.btn,.seg button{min-height:44px}}
.sh[hidden]{display:none}
.copied{margin:0 0 0 .5rem;color:var(--muted);font-size:.9rem}
.foot{margin:4rem auto 0;padding:2rem 16px 3rem;border-top:1px solid var(--line-soft);width:min(1120px,100%);color:var(--muted);font-size:.95rem}
.foot a{color:var(--ink)}
.nf main{width:min(640px,calc(100% - 32px));margin:20vh auto}

@media (max-width:900px){
  .ctls{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .card{display:flex;align-items:baseline;gap:16px}
  .num{font-size:3rem;min-width:2.2ch}
}
@media (max-width:760px){
  .xax span:nth-child(even){display:none}
  .tbl{min-width:520px}
  .tbl.times{min-width:0}
  .stage{display:flex;flex-direction:column;min-height:0;background:var(--bg)}
  .hero-card{order:1;margin:14px auto 0;width:calc(100% - 32px);align-self:auto;justify-self:auto}
  .sky-wrap{order:2;height:min(62svh,520px);min-height:0;margin-top:14px}
  .readout{right:12px;left:12px;width:auto;bottom:12px;padding:10px 14px}
  .scrub-main{flex-basis:100%}
  .tbl{font-size:.92rem}
  .tbl th,.tbl td{padding:.5rem .4rem}
  .tbl.times th:nth-child(5),.tbl.times td:nth-child(5){display:none}
  .topnav a:nth-child(n+4){display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}