:root{--bg: #f6f6ef;--bg-raised: #ffffff;--fg: #1a1a1a;--muted: #828282;--line: #e0e0d2;--accent: #ff6600;--cold: #4a90d9;--hot: #ff6600;color-scheme:light;font-family:Verdana,Geneva,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh}body{background:var(--bg);color:var(--fg);font-size:14px;-webkit-font-smoothing:antialiased}a{color:inherit}button{font:inherit}.app{position:relative;min-height:100vh;display:flex;flex-direction:column}.app-header{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.45rem .8rem;background:var(--accent)}.wordmark{display:flex;align-items:center;gap:.45rem;font-weight:700;font-size:.95rem;color:#000;text-decoration:none}.logo-box{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border:1px solid #fff;font-size:13px;line-height:1}.wordmark span.wordmark-text b{color:#000}.app-nav{display:flex;align-items:center;gap:.9rem;font-size:.86rem;white-space:nowrap}.app-nav a{color:#1a0d00;text-decoration:none}.app-nav a.active{color:#fff}.app-nav a:hover{text-decoration:underline}.unit-toggle{background:transparent;color:#000;border:1px solid rgba(0,0,0,.55);border-radius:3px;padding:.18rem .55rem;cursor:pointer;font-size:.8rem}.unit-toggle:hover{background:#ffffff40}@media (max-width: 640px){.app-header{padding:.45rem .6rem}.app-nav{gap:.6rem;font-size:.8rem}}.app-main{position:relative;z-index:1;flex:1;width:100%;max-width:880px;margin:0 auto;padding:0 1.4rem 3rem}.app-footer{position:relative;z-index:2;margin-top:1rem;padding:.9rem 1.4rem 1.2rem;border-top:2px solid var(--accent);color:var(--muted);font-size:.74rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;background:var(--bg)}.app-footer a{color:var(--muted)}.scene-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0}.scene-scrim{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(180deg,rgba(10,14,26,.22) 0%,rgba(10,14,26,0) 24%,rgba(246,246,239,0) 52%,rgba(246,246,239,.82) 80%,var(--bg) 100%)}.reading,.section,.loading-state,.empty-state{position:relative;z-index:1}.reading{text-align:center;padding:3.5rem 0 1.5rem}.reading-hero{min-height:66vh;display:flex;flex-direction:column;justify-content:center;padding:2rem 0 4rem}.reading-hero .reading-temp,.reading-hero .reading-tagline{color:#fff;text-shadow:0 2px 28px rgba(4,8,18,.7)}.reading-hero .reading-advisory,.reading-hero .reading-meta{color:#dce3ee;text-shadow:0 1px 12px rgba(4,8,18,.85)}.reading-hero .reading-meta a{color:#fff}.reading-hero .thermometer text{fill:#ffffffc7}.reading-row{display:flex;align-items:center;justify-content:center;gap:1.5rem;flex-wrap:wrap}.thermometer{flex-shrink:0}@media (max-width: 640px){.thermometer{display:none}}.reading-temp{font-size:clamp(4.5rem,18vw,9rem);font-weight:700;line-height:1;letter-spacing:-.03em;margin:0;font-variant-numeric:tabular-nums}.reading-tagline{font-size:clamp(1.1rem,3.4vw,1.5rem);font-weight:700;margin:.9rem 0 .3rem}.reading-advisory{color:var(--muted);margin:.2rem auto 0;max-width:34rem}.reading-meta{margin-top:1.4rem;color:var(--muted);font-size:.84rem;line-height:1.7}.reading-meta a{color:var(--fg)}.section{margin-top:2.5rem}.section h2{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin:0 0 .9rem}.range-switcher{display:flex;gap:.4rem;margin-bottom:1rem;flex-wrap:wrap}.range-btn{background:transparent;color:var(--muted);border:1px solid var(--line);border-radius:3px;padding:.25rem .7rem;cursor:pointer;font-size:.78rem}.range-btn:hover{color:var(--fg);border-color:var(--muted)}.range-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.chart-frame{background:var(--bg-raised);border:1px solid var(--line);border-radius:4px;padding:1rem .6rem .4rem .2rem}.records{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.8rem}.record{background:var(--bg-raised);border:1px solid var(--line);border-radius:4px;padding:1rem 1.1rem;display:flex;flex-direction:column;gap:.25rem}.record-label{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}.record-high .record-label{color:var(--hot)}.record-low .record-label{color:var(--cold)}.record-value{font-size:1.6rem;font-weight:700;font-variant-numeric:tabular-nums}.record-when{color:var(--muted);font-size:.76rem}.receipts-intro{color:var(--muted);max-width:42rem;font-size:.85rem;line-height:1.6}.receipt-list{list-style:none;margin:1.2rem 0 0;padding:0}.receipt{display:grid;grid-template-columns:2.4rem 1fr;column-gap:.35rem;padding:.28rem 0;align-items:baseline}.receipt-rank{color:var(--muted);text-align:right;font-size:.92rem;font-variant-numeric:tabular-nums}.receipt-title{font-size:.92rem;color:var(--fg);text-decoration:none}.receipt-title:visited{color:var(--muted)}.receipt-title:hover{text-decoration:underline}.receipt-stats{grid-column:2;color:var(--muted);font-size:.72rem;margin-top:.12rem}.receipt-stats .bar{display:inline-block;height:4px;max-width:9rem;border-radius:2px;background:var(--accent);opacity:.75;vertical-align:middle;margin-left:.45rem}.empty-state,.loading-state{text-align:center;color:var(--muted);padding:4rem 0}