/* layout: hero -> today's snapshot cards -> LCOH trend chart -> market comparison table -> news river -> sources/methodology footer */
:root{
  color-scheme: light;
  --bg:#f5f7f5; --surface:#ffffff; --surface-2:#eef2f0;
  --text-primary:#0f1f1b; --text-secondary:#49584f; --muted:#8a9a90;
  --line:#dadfdb; --accent:#b85f1f; --accent-ink:#ffffff;
  --series-blue:#2a78d6; --series-aqua:#1baf7a; --series-grey:#8a9a90;
  --good:#0ca30c;
  --font-display:'Archivo',system-ui,sans-serif;
  --font-body:'IBM Plex Sans',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme: dark;
    --bg:#0e1613; --surface:#15201b; --surface-2:#1b2822;
    --text-primary:#eef2ef; --text-secondary:#b4c2b9; --muted:#74857c;
    --line:#2a3630; --accent:#e08a3c; --accent-ink:#1a1006;
    --series-blue:#3987e5; --series-aqua:#199e70; --series-grey:#8a9a90;
    --good:#0ca30c;
  }
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --bg:#0e1613; --surface:#15201b; --surface-2:#1b2822;
  --text-primary:#eef2ef; --text-secondary:#b4c2b9; --muted:#74857c;
  --line:#2a3630; --accent:#e08a3c; --accent-ink:#1a1006;
  --series-blue:#3987e5; --series-aqua:#199e70; --series-grey:#8a9a90;
  --good:#0ca30c;
}
*{box-sizing:border-box;}
html,body{margin:0;}
body{
  background:var(--bg); color:var(--text-primary);
  font-family:var(--font-body);
  padding-left:max(16px, env(safe-area-inset-left,0px));
  padding-right:max(16px, env(safe-area-inset-right,0px));
}
.wrap{max-width:980px;margin:0 auto;}
h1,h2,h3{font-family:var(--font-display);margin:0;}
p{line-height:1.55;}
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);}
a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;}
.sample-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--accent);border:1px solid var(--accent);border-radius:3px;padding:2px 7px;
}

header.site{padding:18px 0 10px;border-bottom:1px solid var(--line);}
.sitehead{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.logo{font-family:var(--font-display);font-weight:800;font-size:19px;letter-spacing:-.01em;color:var(--text-primary);}
.logo span{color:var(--accent);}
nav.sitenav{display:flex;gap:18px;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.03em;}
nav.sitenav a{color:var(--text-secondary);}
nav.sitenav a:hover{color:var(--accent);text-decoration:none;}
nav.sitenav a.active{color:var(--accent);}

.hero{padding:46px 0 30px;border-bottom:1px solid var(--line);}
.hero h1{font-size:clamp(26px,4.4vw,40px);font-weight:800;line-height:1.1;max-width:18ch;}
.hero p.lede{font-size:16.5px;color:var(--text-secondary);max-width:50ch;margin-top:14px;}

.snapshot{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-top:26px;}
.card{background:var(--surface);padding:16px 18px;min-width:0;}
.card .label{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);}
.card .price{font-family:var(--font-mono);font-weight:600;font-size:27px;font-variant-numeric:tabular-nums;margin-top:6px;}
.card .delta{font-size:12.5px;margin-top:4px;color:var(--text-secondary);}
.card .delta.up{color:#c0392b;}
.card .delta.down{color:var(--good);}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;vertical-align:middle;}

section{padding:38px 0;border-bottom:1px solid var(--line);}
section:last-of-type{border-bottom:none;}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px;}
.section-head h2{font-size:21px;}
.section-head p{color:var(--text-secondary);font-size:14px;margin:4px 0 0;max-width:56ch;}

.chart-wrap{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:18px 18px 10px;position:relative;}
.legend{display:flex;gap:18px;flex-wrap:wrap;font-family:var(--font-mono);font-size:12px;color:var(--text-secondary);margin-bottom:6px;}
.legend span{display:inline-flex;align-items:center;gap:6px;}
svg.chart{width:100%;height:auto;overflow:visible;display:block;}
.gridline{stroke:var(--line);stroke-width:1;}
.axislabel{font-family:var(--font-mono);font-size:10.5px;fill:var(--muted);}
.endlabel{font-family:var(--font-mono);font-size:11.5px;font-weight:600;}
.hitcol{fill:transparent;}
.hitcol:hover{fill:var(--surface-2);}
.hoverline{stroke:var(--muted);stroke-width:1;stroke-dasharray:3 3;opacity:0;pointer-events:none;}
#tooltip{
  position:absolute;pointer-events:none;background:var(--text-primary);color:var(--bg);
  font-family:var(--font-mono);font-size:11.5px;padding:8px 10px;border-radius:5px;
  opacity:0;transform:translate(-50%,-8px);transition:opacity .08s;white-space:nowrap;z-index:5;
}
#tooltip .row{display:flex;gap:8px;justify-content:space-between;font-variant-numeric:tabular-nums;}

table{width:100%;border-collapse:collapse;font-size:14px;}
th{font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);text-align:left;font-weight:500;padding:8px 10px;border-bottom:1px solid var(--line);}
td{padding:11px 10px;border-bottom:1px solid var(--line);}
td.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right;}
tr:last-child td{border-bottom:none;}
.typepill{font-family:var(--font-mono);font-size:11px;padding:2px 7px;border-radius:3px;}
.pill-grey{background:color-mix(in srgb, var(--series-grey) 20%, transparent);color:var(--text-secondary);}
.pill-blue{background:color-mix(in srgb, var(--series-blue) 18%, transparent);color:var(--series-blue);}
.pill-green{background:color-mix(in srgb, var(--series-aqua) 18%, transparent);color:var(--series-aqua);}
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:4px;}
.tablewrap table{min-width:560px;}

.newsgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;}
.newsitem{background:var(--surface);padding:16px 18px;min-width:0;}
.newsitem .cat{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);}
.newsitem h3{font-size:15.5px;margin-top:6px;line-height:1.35;font-family:var(--font-body);font-weight:600;}
.newsitem .meta{font-size:12px;color:var(--muted);margin-top:8px;}
.newslist{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;}
.newslist .newsitem{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline;}
.newslist .newsitem h3{flex:1;min-width:220px;margin-top:0;}

.sourcelist{display:grid;gap:10px;}
.sourcerow{display:flex;gap:14px;padding:12px 14px;background:var(--surface);border:1px solid var(--line);border-radius:6px;align-items:baseline;flex-wrap:wrap;}
.sourcerow .name{font-weight:600;min-width:220px;}
.sourcerow .desc{color:var(--text-secondary);font-size:13.5px;flex:1;min-width:0;}

.prose{max-width:70ch;}
.prose h3{font-size:16px;margin-top:22px;margin-bottom:8px;}
.prose p{color:var(--text-secondary);font-size:14.5px;}

footer.site{padding:28px 0 40px;color:var(--muted);font-size:12.5px;}
footer.site a{color:var(--text-secondary);}
footer.site nav{display:flex;gap:14px;margin-top:8px;font-family:var(--font-mono);font-size:12px;}

@media (max-width:640px){
  .snapshot{grid-template-columns:1fr;}
  .newsgrid{grid-template-columns:1fr;}
}