@font-face{font-family:"Fraunces";font-style:normal;font-weight:300 800;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:300 800;font-display:swap;src:url("fonts/fraunces-normal-latin-ext.woff2") format("woff2");unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,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:300 800;font-display:swap;src:url("fonts/fraunces-italic-az.woff2") format("woff2");unicode-range:U+0041-005A,U+0061-007A,U+00C2,U+00CE,U+00E2,U+00EE}
@font-face{font-family:"Fraunces";font-style:italic;font-weight:300 800;font-display:swap;src:url("fonts/fraunces-italic-ro.woff2") format("woff2");unicode-range:U+0102-0103,U+0218-021B}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:300 700;font-display:swap;src:url("fonts/IBMPlexSans-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:"IBM Plex Sans";font-style:normal;font-weight:300 700;font-display:swap;src:url("fonts/IBMPlexSans-latin-ext.woff2") format("woff2");unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  color-scheme:dark;
  --bg:#0c0e0d;--bg-2:#12150f;--surface:#111410;--surface-2:#1a1e18;
  --ink:#f4f1e8;--ink-2:#ddd8cb;--muted:#b8b1a0;--line:#2c2f28;
  --accent:#ffc978;--accent-ink:#201304;--ro:#ffb35a;--ro-deep:#ff9a3c;--it:#8fb0c9;
  --card:rgba(13,16,13,.94);
  --serif:"Fraunces","Iowan Old Style",Georgia,serif;--sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --topbar:52px;
}
:root[data-theme="light"]{
  color-scheme:light;
  --bg:#f4efe3;--bg-2:#ece5d3;--surface:#fbf7ec;--surface-2:#efe8d6;
  --ink:#1c1a14;--ink-2:#353125;--muted:#4d483a;--line:#cfc5ab;
  --accent:#743d04;--accent-ink:#fff6e8;--ro:#a85605;--ro-deep:#8a4704;--it:#33536e;
  --card:rgba(251,247,236,.96);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
svg[hidden]{display:none}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--topbar) + 12px)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:clip}
a{color:inherit;text-decoration-color:var(--accent);text-underline-offset:.18em;text-decoration-thickness:1.5px}
a:hover{color:var(--accent)}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px;border-radius:4px}
.skip-link{position:absolute;left:12px;top:-60px;z-index:100;background:var(--accent);color:var(--accent-ink);padding:10px 14px;border-radius:8px;font-weight:600}
.skip-link:focus{top:10px}
.num{font-variant-numeric:tabular-nums lining-nums}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.wrap{max-width:1180px;margin:0 auto;padding:0 clamp(16px,4vw,40px)}
.wrap-wide{max-width:1600px;margin:0 auto;padding:0 clamp(16px,3.5vw,56px)}


/* top bar */
.topbar{position:fixed;inset:0 0 auto 0;height:var(--topbar);z-index:40;display:flex;align-items:center;gap:6px;padding:0 max(14px,env(safe-area-inset-left)) 0 max(14px,env(safe-area-inset-right));font-size:14px;background:color-mix(in srgb,var(--bg) 86%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
.brand{display:flex;align-items:center;gap:9px;font-weight:600;text-decoration:none;white-space:nowrap}
.brand-mark{width:22px;height:15px;flex:none;background:radial-gradient(circle at 30% 30%,var(--ro) 0 18%,transparent 19%),radial-gradient(circle at 55% 22%,var(--ro) 0 15%,transparent 16%),radial-gradient(circle at 75% 34%,var(--ro) 0 13%,transparent 14%),radial-gradient(circle at 45% 78%,var(--it) 0 13%,transparent 14%),radial-gradient(circle at 68% 75%,var(--it) 0 11%,transparent 12%);border-bottom:1.5px solid var(--muted)}
.topnav{display:none;gap:2px;margin-left:14px}
.topnav a{padding:6px 9px;border-radius:999px;text-decoration:none;color:var(--ink-2)}
.topnav a:hover,.topnav a[aria-current="true"]{color:var(--ink);background:var(--surface-2)}
@media (min-width:1080px){.topnav{display:flex}}
.spacer{flex:1}
.chip{padding:5px 10px;border-radius:999px;text-decoration:none;font-weight:600;font-size:13px;border:1px solid var(--line);color:var(--ink-2)}
.chip[aria-current="page"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.icon-btn{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}
.icon-btn:hover{background:var(--surface-2)}
.progress{position:fixed;inset:0 0 auto 0;height:2px;z-index:45;pointer-events:none}
.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--it),var(--accent),var(--ro-deep));transform-origin:0 50%;transform:scaleX(0)}
@supports (animation-timeline:scroll()){.progress span{animation:grow linear both;animation-timeline:scroll(root)}@keyframes grow{to{transform:scaleX(1)}}}

/* reading rail */
.rail{position:fixed;right:10px;top:50%;transform:translateY(-50%);z-index:30;display:none;flex-direction:column;gap:2px}
@media (min-width:1080px){.rail{display:flex}}
.rail a{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:5px 4px;text-decoration:none;font-size:12.5px;color:var(--ink-2)}
.rail .dot{width:8px;height:8px;border-radius:50%;border:1.5px solid var(--muted);flex:none}
.rail a[aria-current="true"] .dot{background:var(--accent);border-color:var(--accent)}
.rail .rail-label{opacity:0;transform:translateX(6px);transition:opacity .2s,transform .2s;background:var(--surface);padding:2px 8px;border-radius:6px;border:1px solid var(--line)}
.rail a:hover .rail-label,.rail a:focus-visible .rail-label{opacity:1;transform:none}

/* hero */
.hero{padding:calc(var(--topbar) + clamp(30px,7vh,76px)) 0 10px}
.hero h1{font-family:var(--serif);font-weight:560;font-size:clamp(1.9rem,4.4vw,3.4rem);line-height:1.09;letter-spacing:-.01em;margin:0 0 16px;max-width:17em;text-wrap:balance}
.deck{font-size:clamp(1.03rem,1.55vw,1.26rem);line-height:1.52;color:var(--ink-2);max-width:40em;margin:0}

/* stage */
.stage{position:sticky;top:var(--topbar);z-index:5;margin-top:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:linear-gradient(var(--bg),var(--bg-2) 55%,var(--bg))}
.stage canvas{display:block;width:100%;height:min(50vh,460px)}
.stage-cap{display:flex;gap:8px 16px;align-items:baseline;flex-wrap:wrap;padding:7px 2px 10px;color:var(--muted);font-size:.9rem;border-top:1px solid color-mix(in srgb,var(--line) 55%,transparent)}
.stage-cap .on{color:var(--ink-2)}
.legend-dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px;vertical-align:1px}
.dot-ro{background:var(--ro)}.dot-it{background:var(--it)}
.stage .still{display:none;width:100%;height:auto}
.no-canvas .stage canvas{display:none}
.no-canvas .stage .still{display:block}
@media (max-width:759px){.stage canvas{height:min(40svh,340px)}.stage-cap{font-size:.84rem}}

/* beats */
.beats{position:relative;z-index:1}
.beat{min-height:88svh;display:flex;align-items:flex-start;padding:9svh 0 4svh}
.beat-card{width:min(600px,100%);background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px 26px 22px;box-shadow:0 16px 50px rgba(0,0,0,.18)}
.beat-card h2,.panel h2,.prose h2{font-family:var(--serif);font-weight:560;font-size:clamp(22px,2.5vw,29px);line-height:1.15;letter-spacing:-.012em;margin:0 0 11px;text-wrap:balance}
.beat-card p,.panel p{margin:0 0 11px;color:var(--ink-2)}
.beat-card p:last-child{margin-bottom:0}
.anchor{opacity:0;margin-left:.3em;text-decoration:none;color:var(--muted);font-family:var(--sans);font-size:.6em;vertical-align:middle}
h2:hover .anchor,.anchor:focus-visible{opacity:1}
@media (hover:none){.anchor{opacity:.7}}
@media (max-width:759px){.beat{min-height:78svh;padding:6svh 0 3svh}.beat-card{padding:19px 18px 17px}}

/* clips */
.clips{margin-top:14px;display:grid;gap:8px}
.clip{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:var(--surface)}
.clip-btn{flex:none;min-width:76px;min-height:44px;padding:8px 14px;border-radius:999px;border:1px solid var(--accent);background:transparent;color:var(--accent);font:inherit;font-weight:600;font-size:.92rem;cursor:pointer}
.clip-btn[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink)}
.clip-txt{min-width:0}
.clip-txt .sent{display:block;font-family:var(--serif);font-style:italic;font-size:1.02rem;color:var(--ink)}
.clip-txt .meta{display:block;font-size:.86rem;color:var(--muted)}

/* reader test */
.panel{width:min(680px,100%);background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px 26px 22px;box-shadow:0 16px 50px rgba(0,0,0,.18)}
.test-sentence{font-family:var(--serif);font-size:clamp(1.35rem,3vw,1.8rem);line-height:1.3;margin:14px 0 18px;color:var(--ink)}
.test-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{min-height:48px;padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:inherit;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn:hover{border-color:var(--muted)}
.btn.primary:hover{filter:brightness(1.06)}
.test-status{min-height:1.55em;color:var(--ink-2);margin:12px 0 0}
.test-meter{height:8px;border-radius:99px;background:var(--surface-2);overflow:hidden;margin-top:10px}
.test-meter span{display:block;height:100%;width:0%;background:var(--ro-deep);border-radius:99px}
.result{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}
.result .rate{font-family:var(--serif);font-size:clamp(2rem,4.6vw,2.9rem);line-height:1.05;color:var(--ink)}
.result .sentence{font-size:1.06rem;color:var(--ink)}
.result .note{color:var(--muted);font-size:.92rem}
.voice-note{color:var(--muted);font-size:.92rem;margin-top:14px}

/* share rows */
.share{margin-top:18px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.share-label{font-weight:600;color:var(--ink-2);font-size:.95rem}
.share-row{display:inline-flex;gap:6px}
.sbtn{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;text-decoration:none}
.sbtn:hover{background:var(--surface-2);color:var(--accent)}
.share-msg{min-height:1.4em;color:var(--muted);font-size:.92rem;margin:8px 0 0}
.btn.clear{min-height:44px;padding:8px 16px;font-weight:500}

/* records + prose */
.records{padding:8svh 0 0}
.prose{max-width:44em}
.prose p{color:var(--ink-2);margin:0 0 12px}
.prose section{margin:0 0 52px}
ul.sources{padding-left:1.15em;color:var(--ink-2)}
ul.sources li{margin:0 0 9px}
.credits{color:var(--muted);font-size:.94rem}
.related ul{list-style:none;padding:0;margin:0}
.related li{margin:0 0 10px;color:var(--ink-2)}
.tablewrap{overflow-x:auto;margin:16px 0 6px}
table.data{border-collapse:collapse;font-size:.95rem;min-width:min(560px,100%)}
table.data caption{text-align:left;color:var(--muted);font-size:.9rem;padding-bottom:8px}
table.data th,table.data td{border-bottom:1px solid var(--line);padding:7px 12px 7px 0;text-align:right;font-variant-numeric:tabular-nums}
table.data th:first-child,table.data td:first-child{text-align:left}
table.data thead th{color:var(--ink);border-bottom:2px solid var(--muted)}
.site-footer{display:flex;gap:8px 22px;flex-wrap:wrap;align-items:baseline;border-top:1px solid var(--line);padding:22px 0 44px;color:var(--muted);font-size:.94rem;margin-top:10px}
.site-footer a{color:var(--ink-2)}
.back-top{position:fixed;right:16px;bottom:16px;z-index:35;min-height:44px;padding:10px 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:inherit;font-weight:600;cursor:pointer;display:inline-flex;gap:7px;align-items:center;box-shadow:0 10px 30px rgba(0,0,0,.22)}
.back-top:hover{background:var(--surface-2)}

/* methodological sensitivity strip */
.sens{margin:22px 0 8px}
.sens-track{position:relative;height:44px;border-bottom:2px solid var(--line)}
.sens-range{position:absolute;bottom:-2px;height:12px;background:color-mix(in srgb,var(--ro) 38%,transparent);border-bottom:2px solid var(--ro-deep)}
.sens-med{position:absolute;bottom:-2px;width:3px;height:20px;margin-left:-1.5px;background:var(--ro-deep)}
.sens-lab{position:absolute;top:0;transform:translateX(-50%);font-size:.92rem;font-weight:600;color:var(--ink-2);font-variant-numeric:tabular-nums}
.sens-mv{color:var(--ro-deep)}
.sens figcaption{color:var(--muted);font-size:.92rem;margin-top:10px;max-width:40em}

/* desktop editorial layout: narrative column beside a sticky visual panel */
@media (min-width:1024px){
  .layout{display:grid;grid-template-columns:minmax(350px,450px) minmax(0,1fr);grid-template-areas:"hero stage" "text stage";column-gap:clamp(30px,3.6vw,68px);align-items:start}
  .hero{grid-area:hero;padding:calc(var(--topbar) + clamp(26px,5vh,54px)) 0 6px}
  .hero h1{font-size:clamp(2.15rem,3vw,3.05rem);max-width:11em}
  .deck{font-size:1.13rem}
  .stage{grid-area:stage;top:calc(var(--topbar) + 14px);margin-top:calc(var(--topbar) + 14px);height:min(calc(100svh - var(--topbar) - 28px),820px);display:flex;flex-direction:column;border:1px solid var(--line);border-radius:18px;padding:12px 16px 2px;background:linear-gradient(var(--bg-2),var(--bg) 72%)}
  .stage canvas{flex:1;min-height:0;height:auto;width:100%}
  .beats{grid-area:text;min-width:0}
  .beat{min-height:68svh;padding:6svh 0 3svh}
  .beat-card,.panel{background:transparent;border:none;box-shadow:none;border-radius:0;padding:0;width:100%}
  .beat-card h2,.panel h2{font-size:clamp(24px,1.9vw,31px)}
  .records{padding-top:9svh}
  .prose{max-width:46em}
}