:root{
  --paper:#EEF1EC; --card:#F7F8F5; --ink:#1B2A24; --inkSoft:#4A5A52;
  --line:#CBD4CA; --land:#3D6B4A; --landSoft:#DCE7DD; --brick:#B5543A;
  --brickSoft:#F0DAD2; --gold:#9A7B2E;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--paper); color:var(--ink);
  font-family:'IBM Plex Sans',system-ui,-apple-system,sans-serif;
  line-height:1.5; -webkit-font-smoothing:antialiased;
}
a{color:var(--land)}
.mono{font-family:'IBM Plex Mono',monospace}
.serif{font-family:'IBM Plex Serif',serif}
.wrap{max-width:980px; margin:0 auto; padding:0 20px}

/* ---------- Site header ---------- */
.site-header{border-bottom:1px solid var(--line); background:var(--card)}
.site-header .bar{max-width:980px; margin:0 auto; padding:14px 20px;
  display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--ink)}
.brand .mark{width:30px; height:30px; border-radius:7px; background:var(--land); flex-shrink:0;
  display:flex; align-items:center; justify-content:center}
.brand .mark svg{width:18px; height:18px}
.brand .name{font-family:'IBM Plex Serif',serif; font-weight:600; font-size:17px; letter-spacing:-.01em}
.brand .name small{display:block; font-family:'IBM Plex Sans',sans-serif; font-weight:400;
  font-size:11px; letter-spacing:.04em; color:var(--inkSoft); text-transform:uppercase; margin-top:1px}
.nav{display:flex; gap:18px; font-size:14px}
.nav a{color:var(--inkSoft); text-decoration:none}
.nav a:hover{color:var(--land)}

/* ---------- Hero / intro ---------- */
.hero{padding:40px 0 8px}
.eyebrow{font-family:'IBM Plex Mono',monospace; font-size:12px; letter-spacing:.12em;
  color:var(--gold); text-transform:uppercase; margin-bottom:10px}
h1{font-family:'IBM Plex Serif',serif; font-size:clamp(26px,4.4vw,38px); line-height:1.12;
  margin:0; font-weight:600; letter-spacing:-.01em}
.lede{font-size:clamp(15px,2.2vw,18px); color:var(--inkSoft); max-width:62ch; margin:14px 0 0; line-height:1.55}

/* ---------- Section heading ---------- */
.section-title{display:flex; align-items:baseline; justify-content:space-between; gap:12px;
  margin:42px 0 16px; padding-bottom:8px; border-bottom:1px solid var(--line)}
.section-title h2{font-family:'IBM Plex Serif',serif; font-size:20px; margin:0; font-weight:600}
.section-title .count{font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--inkSoft)}

/* ---------- Proposal cards ---------- */
.proposals{display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:16px}
.pcard{display:flex; flex-direction:column; background:var(--card); border:1px solid var(--line);
  border-radius:10px; padding:18px; text-decoration:none; color:var(--ink);
  transition:border-color .15s, transform .15s}
.pcard:hover{border-color:var(--land); transform:translateY(-2px)}
.pcard .toprow{display:flex; gap:8px; align-items:center; margin-bottom:12px; flex-wrap:wrap}
.tag{font-family:'IBM Plex Mono',monospace; font-size:11px; letter-spacing:.04em; text-transform:uppercase;
  padding:3px 8px; border-radius:999px; background:var(--landSoft); color:var(--land); font-weight:600}
.tag.muted{background:#E7E9E4; color:var(--inkSoft)}
.tag.tool{background:#EBE3CC; color:var(--gold)}
.pcard h3{font-family:'IBM Plex Serif',serif; font-size:18px; margin:0 0 6px; line-height:1.25; font-weight:600}
.pcard p{font-size:13.5px; color:var(--inkSoft); margin:0 0 14px; line-height:1.5}
.pcard .meta{font-size:12px; color:var(--inkSoft); margin-top:auto; display:flex; gap:10px; flex-wrap:wrap}
.pcard .go{margin-top:12px; font-size:13.5px; font-weight:600; color:var(--land)}
.pcard.soon{cursor:default; opacity:.85}
.pcard.soon:hover{border-color:var(--line); transform:none}

/* ---------- Article ---------- */
.breadcrumb{font-size:13px; color:var(--inkSoft); padding:18px 0 0}
.breadcrumb a{color:var(--inkSoft); text-decoration:none}
.breadcrumb a:hover{color:var(--land)}
.article-head{padding:8px 0 6px}
.article-meta{display:flex; flex-wrap:wrap; gap:8px; margin-top:16px}
.chip{font-family:'IBM Plex Mono',monospace; font-size:11.5px; padding:4px 9px; border-radius:6px;
  background:var(--card); border:1px solid var(--line); color:var(--inkSoft)}
.chip strong{color:var(--ink); font-weight:600}
.prose{max-width:66ch}
.prose h2{font-family:'IBM Plex Serif',serif; font-size:22px; font-weight:600; margin:34px 0 10px; letter-spacing:-.01em}
.prose h3{font-family:'IBM Plex Serif',serif; font-size:17px; font-weight:600; margin:22px 0 6px}
.prose p{font-size:16px; line-height:1.65; margin:0 0 16px}
.prose ul{font-size:16px; line-height:1.6; padding-left:22px; margin:0 0 16px}
.prose li{margin-bottom:7px}
.prose strong{font-weight:600}
.callout{background:var(--landSoft); border:1px solid var(--land); border-radius:8px;
  padding:14px 16px; margin:20px 0; font-size:14.5px; line-height:1.55}
.callout.warn{background:var(--brickSoft); border-color:var(--brick); color:#5C2A1C}
.two-views{display:grid; grid-template-columns:1fr 1fr; gap:16px; margin:18px 0}
.view{border:1px solid var(--line); border-radius:8px; padding:16px; background:var(--card)}
.view h3{margin-top:0}
.view.for{border-top:3px solid var(--land)}
.view.against{border-top:3px solid var(--brick)}
.view ul{margin:0; padding-left:20px; font-size:14.5px; line-height:1.55}
.sources{font-size:14px; line-height:1.7}
.sources li{margin-bottom:6px}

/* ---------- Tool embed framing ---------- */
.tool-anchor{scroll-margin-top:20px}
.tool-band{margin:30px 0 6px; padding-top:8px; border-top:2px solid var(--ink)}
.tool-band .eyebrow{margin-bottom:6px}
.tool-band h2{font-family:'IBM Plex Serif',serif; font-size:22px; font-weight:600; margin:0 0 4px}
.tool-band p{font-size:14.5px; color:var(--inkSoft); margin:0 0 18px; max-width:66ch}

/* ---------- Disclaimer ---------- */
.disclaimer{background:var(--brickSoft); border:1px solid var(--brick); border-radius:8px;
  padding:12px 15px; margin:16px 0 24px; font-size:13px; line-height:1.5; color:#5C2A1C}

/* ---------- Calculator (ported, validated) ---------- */
.cols{display:flex; gap:24px; flex-wrap:wrap; align-items:flex-start}
.inputs{flex:1 1 300px; min-width:280px}
.results{flex:1 1 380px; min-width:300px}
.sectionhead{font-family:'IBM Plex Serif',serif; font-size:15px; text-transform:uppercase;
  letter-spacing:.05em; color:var(--inkSoft); margin:0 0 16px}
.field{display:block; margin-bottom:18px}
.field > .lbl{font-size:12px; letter-spacing:.04em; text-transform:uppercase;
  color:var(--inkSoft); font-weight:600; margin-bottom:6px}
.hint{font-size:12px; color:var(--inkSoft); margin-top:5px; line-height:1.45}
.moneyrow{display:flex; align-items:center; gap:8px}
.moneyrow > span{font-family:'IBM Plex Mono',monospace; color:var(--inkSoft); font-size:16px}
input[type=number]{flex:1; width:100%; font-family:'IBM Plex Mono',monospace; font-size:16px;
  padding:9px 11px; border:1px solid var(--line); border-radius:6px; background:#fff; color:var(--ink)}
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button{opacity:.4}
.seg{display:flex; gap:5px; background:#fff; border:1px solid var(--line); border-radius:8px; padding:5px}
.seg button{flex:1; padding:9px 6px; border-radius:5px; border:none; cursor:pointer;
  font-family:inherit; font-size:13px; background:transparent; color:var(--ink); line-height:1.25}
.seg button.active{background:var(--land); color:#fff; font-weight:600}
.seg .segrate{font-family:'IBM Plex Mono',monospace; font-size:12px; opacity:.85; margin-top:2px}
.ratebox{background:var(--card); border:1px solid var(--line); border-radius:8px; overflow:hidden}
.raterow{display:flex; justify-content:space-between; align-items:center; padding:11px 14px}
.raterow + .raterow{border-top:1px solid var(--line)}
.raterow.on{background:var(--landSoft)}
.raterow .rl{font-size:13px}
.raterow .rv{font-family:'IBM Plex Mono',monospace; font-size:15px; color:var(--inkSoft)}
.raterow.on .rl{font-weight:600}
.raterow.on .rv{font-weight:600; color:var(--land)}
.ratenote{font-size:11.5px; color:var(--inkSoft); margin-top:8px; line-height:1.45}
.divider{border-top:1px solid var(--line); padding-top:18px}
.verdict{border-radius:8px; padding:16px 18px; margin-bottom:18px; border:1px solid}
.verdict.up{background:var(--brickSoft); border-color:var(--brick)}
.verdict.down{background:var(--landSoft); border-color:var(--land)}
.verdict .cap{font-size:12px; text-transform:uppercase; letter-spacing:.04em; color:var(--inkSoft); font-weight:700}
.verdict .big{font-family:'IBM Plex Mono',monospace; font-size:30px; font-weight:600; margin-top:2px}
.verdict.up .big{color:var(--brick)} .verdict.down .big{color:var(--land)}
.verdict .sub{font-size:13px; color:var(--ink); margin-top:4px}
.verdict .big .unit{font-size:15px; font-weight:400}
.colset{display:flex; gap:14px; flex-wrap:wrap}
.col{background:var(--card); border:1px solid var(--line); border-radius:8px;
  padding:18px 18px 20px; flex:1; min-width:0}
.col.today{border-top:3px solid var(--ink)}
.col.prop{border-top:3px solid var(--land)}
.col .ct{font-size:12px; letter-spacing:.04em; text-transform:uppercase; color:var(--inkSoft); font-weight:700}
.col .cs{font-size:12px; color:var(--inkSoft); margin:2px 0 14px}
.row{display:flex; justify-content:space-between; align-items:baseline; padding:7px 0; gap:8px}
.row + .row{border-top:1px dotted var(--line)}
.row .rk{font-size:13px}
.row .rv{font-family:'IBM Plex Mono',monospace; font-size:14px; white-space:nowrap}
.row .rv.muted, .row .rk.muted{color:var(--inkSoft)}
.total{margin-top:14px; padding-top:12px; border-top:1.5px solid}
.col.today .total{border-color:var(--ink)} .col.prop .total{border-color:var(--land)}
.total .tl{font-size:11px; text-transform:uppercase; letter-spacing:.04em; color:var(--inkSoft)}
.total .tv{font-family:'IBM Plex Mono',monospace; font-size:26px; font-weight:600}
.col.today .total .tv{color:var(--ink)} .col.prop .total .tv{color:var(--land)}
.oneoff{margin-top:12px; padding-top:12px; border-top:1px dashed var(--line)}
.oneoff .ol{font-size:11px; text-transform:uppercase; letter-spacing:.04em; color:var(--inkSoft)}
.oneoff .orow{display:flex; justify-content:space-between; align-items:baseline; margin-top:3px; gap:8px}
.oneoff .ok{font-size:13px}
.oneoff .ov{font-family:'IBM Plex Mono',monospace; font-size:16px; font-weight:600; white-space:nowrap}
.col.today .oneoff .ov{color:var(--ink)} .col.prop .oneoff .ov{color:var(--land)}
.col.prop .oneoff .ov.muted{color:var(--inkSoft)}
.netcap{margin-top:12px; font-size:13px; color:var(--ink); text-align:center}
.netcap strong{font-family:'IBM Plex Mono',monospace}
.foot{font-size:11.5px; color:var(--inkSoft); line-height:1.55; margin-top:18px; max-width:66ch}

/* ---------- Page footer ---------- */
.pagefoot{border-top:1px solid var(--line); margin-top:46px; background:var(--card)}
.pagefoot .inner{max-width:980px; margin:0 auto; padding:22px 20px 34px;
  font-size:12px; color:var(--inkSoft); line-height:1.6}
.pagefoot a{color:var(--land)}
hr.sep{border:none; border-top:1px solid var(--line); margin:28px 0 18px}

@media (max-width:560px){
  .two-views{grid-template-columns:1fr}
}