:root{
  /* ===== Engineered Monochrome — charcoal ink on paper ===== */
  /* surfaces */
  --ink:#15161a;            /* near-black charcoal — primary ink */
  --paper:#f4f3ef;          /* warm near-white page */
  --paper-2:#edebE4;        /* alt-section paper, a shade deeper */
  --panel:#fbfaf7;          /* card surface, just off paper */
  --mist:#e3e1d9;           /* table rules, bar tracks */
  --veil:#f4f3ef;           /* light text token (used on dark footer) */
  /* legacy aliases kept so existing rules resolve to ink */
  --storm:#15161a; --storm-deep:#101114; --storm-deepest:#111216;
  --charcoal:#15161a;
  /* text tints */
  --muted:rgba(21,22,26,0.60); --faint:rgba(21,22,26,0.40);
  --line:rgba(21,22,26,0.12); --line-strong:rgba(21,22,26,0.26);
  /* on-dark (footer / theme-2 band) */
  --on-dark:#e9e7df; --on-dark-muted:rgba(233,231,223,0.62); --on-dark-faint:rgba(233,231,223,0.40);
  --line-dark:rgba(233,231,223,0.16); --line-dark-strong:rgba(233,231,223,0.32);
  /* single reserved accent — rationed to the data */
  --accent:#1f6f54; --accent-bright:#27855f;
  --series:var(--accent); --benchmark:#9a988e;
  --gain:#2f7d4f; --loss:#b2362b;
  --panel-pure:#ffffff; --page:var(--paper);
  --font-sans:"Albert Sans","Helvetica Neue",Arial,sans-serif;
  --font-mono:"Fragment Mono","Courier New",monospace;
  --wrap:1280px; --gutter:24px;
  --dur-fast:130ms; --dur:240ms; --dur-slow:640ms;
  --ease:cubic-bezier(0.22,0.61,0.36,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}}
body{
  margin:0; font-family:var(--font-sans); color:var(--ink); background:var(--page);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; letter-spacing:0;
}
h1,h2,h3,h4{margin:0;font-weight:400;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
svg{display:block;}
.wrap{width:min(var(--wrap),calc(100vw - 2 * var(--gutter)));margin:0 auto;}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums lining-nums;}

/* ---- type primitives ---- */
.eyebrow{
  font-family:var(--font-mono); font-size:11.5px; text-transform:uppercase;
  letter-spacing:0.14em; color:var(--muted);
  display:inline-flex; align-items:center; gap:9px; margin:0;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);display:inline-block;}
.eyebrow.on-dark{color:var(--muted);}
.lede{font-size:clamp(16px,1.35vw,19px);line-height:1.62;color:var(--muted);max-width:60ch;}

/* ---- nav (light paper, hairline) ---- */
.nav{
  position:sticky; top:0; z-index:60; background:rgba(244,243,239,0.86); color:var(--ink);
  border-bottom:1px solid var(--line); transition:box-shadow var(--dur) var(--ease),background var(--dur) var(--ease);
  backdrop-filter:saturate(140%) blur(8px); -webkit-backdrop-filter:saturate(140%) blur(8px);
}
.nav::after{
  content:""; position:absolute; left:0; right:0; bottom:-1px; height:2px;
  background:var(--ink); transform:scaleX(0); transform-origin:left;
  transition:transform var(--dur-slow) var(--ease);
}
.nav.scrolled::after{transform:scaleX(1);}
.nav.scrolled{box-shadow:0 1px 0 rgba(21,22,26,0.06);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:70px;}
.brand-lockup{display:flex;align-items:center;gap:14px;min-width:0;}
.product-name{font-family:var(--font-mono);font-size:18px;letter-spacing:0.12em;text-transform:uppercase;color:var(--ink);line-height:1;}
.product-by{display:block;font-family:var(--font-mono);font-size:9.5px;letter-spacing:0.14em;text-transform:uppercase;color:var(--faint);margin-top:5px;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a{font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:0.1em;color:var(--muted);transition:color var(--dur-fast) var(--ease);position:relative;padding:4px 0;}
.nav-links a:hover{color:var(--ink);}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--ink);transition:right var(--dur) var(--ease);}
.nav-links a:hover::after{right:0;}
.nav-mark{width:30px;height:30px;flex:0 0 auto;color:var(--ink);}
.nav-mark svg{width:100%;height:100%;}
.mobile-menu-toggle,.mobile-menu{display:none;}
.mobile-menu[hidden]{display:none!important;}
@media (max-width:880px){
  .nav-inner{gap:12px;}
  .nav-links{display:none;}
  .nav-mark{margin-left:auto;}
  .mobile-menu-toggle{display:inline-flex;width:44px;height:44px;flex:0 0 auto;align-items:center;justify-content:center;flex-direction:column;gap:6px;border:1px solid var(--line-strong);background:transparent;color:var(--ink);padding:0;cursor:pointer;}
  .mobile-menu-toggle span{display:block;width:17px;height:1px;background:currentColor;transition:transform var(--dur) var(--ease),opacity var(--dur-fast) var(--ease);}
  .mobile-menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg);}
  .mobile-menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg);}
  .mobile-menu-toggle:focus-visible,.mobile-menu-link:focus-visible,.mobile-benchmark-row:focus-visible,.mobile-menu-cta:focus-visible{outline:2px solid var(--accent-bright);outline-offset:-2px;}
  .mobile-menu{display:block;position:absolute;top:100%;left:0;right:0;min-height:calc(100dvh - 70px);max-height:calc(100dvh - 70px);overflow-y:auto;background:var(--ink);color:var(--on-dark);border-top:1px solid var(--line-dark);}
  .mobile-menu-inner{padding:24px 0 36px;}
  .mobile-menu-link{display:flex;align-items:center;justify-content:space-between;min-height:62px;border-bottom:1px solid var(--line-dark);font-family:var(--font-mono);font-size:17px;letter-spacing:0.02em;color:var(--on-dark);}
  .mobile-menu-link:first-child{border-top:1px solid var(--line-dark);}
  .mobile-menu-link::after{content:"↘";font-size:13px;color:var(--on-dark-faint);}
  .mobile-menu-label{margin:30px 0 10px;font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:0.12em;color:var(--on-dark-faint);}
  .mobile-benchmarks{display:grid;}
  .mobile-benchmark-row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:54px;border-bottom:1px solid var(--line-dark);font-family:var(--font-mono);font-size:13px;text-transform:uppercase;letter-spacing:0.05em;color:var(--on-dark-muted);}
  .mobile-benchmark-row:first-child{border-top:1px solid var(--line-dark);}
  .mobile-benchmark-row.active{color:var(--on-dark);}
  .mobile-benchmark-row .flag{font-size:9px;letter-spacing:0.1em;color:var(--on-dark-faint);}
  .mobile-benchmark-row.active .flag{color:var(--accent-bright);}
  .mobile-menu-cta{display:flex;align-items:center;justify-content:space-between;min-height:54px;margin-top:24px;padding:0 18px;background:var(--accent);color:#fff;font-family:var(--font-mono);font-size:14px;letter-spacing:0.03em;}
  body.mobile-menu-open{overflow:hidden;}
}

/* ---- strategy switcher (in nav) ---- */
.brand-id{display:flex;flex-direction:column;}
.nav-strat{position:relative;display:flex;align-items:center;}
.strat-trigger{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:0.1em;color:var(--muted);background:none;border:0;padding:4px 0;margin:0;cursor:pointer;position:relative;transition:color var(--dur-fast) var(--ease);}
.strat-trigger:hover,.strat-trigger[aria-expanded="true"]{color:var(--ink);}
.strat-caret{width:11px;height:11px;flex:0 0 auto;transition:transform var(--dur) var(--ease);}
.strat-trigger[aria-expanded="true"] .strat-caret{transform:rotate(180deg);}
.strat-trigger::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--ink);transition:right var(--dur) var(--ease);}
.strat-trigger:hover::after,.strat-trigger[aria-expanded="true"]::after{right:0;}
.strat-menu{
  position:absolute; top:calc(100% + 17px); right:0; left:auto; width:252px;
  background:var(--panel-pure); border:1px solid var(--line-strong); border-radius:8px;
  box-shadow:0 16px 44px rgba(21,22,26,0.14); z-index:90; padding:6px;
  opacity:0; visibility:hidden; transform:translateY(-8px);
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur) var(--ease);
}
.strat-menu.open{opacity:1;visibility:visible;transform:none;}
.strat-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 12px;border-radius:6px;cursor:pointer;transition:background var(--dur-fast) var(--ease);position:relative;color:inherit;}
.strat-row:hover{background:rgba(21,22,26,0.05);}
.strat-row.soon{cursor:default;}
.strat-row.soon .strat-name{opacity:0.5;}
.strat-row.soon:hover{background:none;}
.strat-row.active{background:rgba(21,22,26,0.055);}
.strat-row.active .strat-name{color:var(--accent);}
.strat-name{font-family:var(--font-mono);font-size:12.5px;letter-spacing:0.05em;text-transform:uppercase;color:var(--ink);line-height:1;}
.strat-flag{font-family:var(--font-mono);font-size:8.5px;text-transform:uppercase;letter-spacing:0.1em;color:var(--faint);white-space:nowrap;}
.strat-div{height:1px;background:var(--line);margin:6px 12px;}
@media (max-width:520px){.strat-menu{width:min(252px,calc(100vw - 32px));}}

/* ---- hero (light paper, heavy-sans display) ---- */
.hero{background:var(--paper);color:var(--ink);position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-grid-bg{
  position:absolute; inset:0; pointer-events:none;
  background-image:linear-gradient(rgba(21,22,26,0.045) 1px,transparent 1px),linear-gradient(90deg,rgba(21,22,26,0.045) 1px,transparent 1px);
  background-size:60px 60px;
  -webkit-mask-image:radial-gradient(ellipse 90% 80% at 72% 0%,#000 0%,transparent 72%);
  mask-image:radial-gradient(ellipse 90% 80% at 72% 0%,#000 0%,transparent 72%);
}
.hero-inner{
  display:grid; grid-template-columns:minmax(0,1.05fr) minmax(0,0.95fr);
  gap:clamp(32px,5vw,80px); align-items:center;
  padding:clamp(56px,8vw,118px) 0 clamp(48px,6vw,92px); position:relative;
}
.hero-copy{max-width:660px;}
.hero h1{
  font-family:var(--font-sans);font-weight:800;font-size:clamp(44px,6.4vw,86px);
  line-height:0.98;letter-spacing:-0.035em;color:var(--ink);margin:22px 0 0;text-wrap:balance;
}
.hero h1 .accent{color:var(--accent);}
.hero .lede{color:var(--muted);margin-top:24px;max-width:54ch;font-size:clamp(16px,1.4vw,20px);}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 38px;margin-top:42px;padding-top:26px;border-top:1px solid var(--line);}
.hero-trust .item{display:flex;flex-direction:column;gap:7px;}
.hero-trust .k{font-family:var(--font-mono);font-size:clamp(22px,2.4vw,30px);color:var(--ink);line-height:1;}
.hero-trust .l{font-size:10.5px;text-transform:uppercase;letter-spacing:0.1em;color:var(--faint);font-family:var(--font-mono);}
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;}
  .hero-copy{max-width:760px;}
  .construct{width:100%;}
}

/* hero live card (light) */
.construct{background:var(--panel);border:1px solid var(--line);position:relative;box-shadow:0 1px 0 rgba(21,22,26,0.03);}
.construct-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);}
.construct-head .title{font-family:var(--font-mono);font-size:12px;text-transform:uppercase;letter-spacing:0.08em;color:var(--ink);}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:0.1em;}
.live-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent);}
@media (prefers-reduced-motion:no-preference){.live-dot::before{animation:pulse 2.2s var(--ease) infinite;}}
@keyframes pulse{0%{box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 40%, transparent);}70%{box-shadow:0 0 0 7px color-mix(in srgb, var(--accent) 0%, transparent);}100%{box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 0%, transparent);}}
.construct-prompt{padding:16px 18px;border-bottom:1px solid var(--line);font-family:var(--font-mono);font-size:12.5px;line-height:1.55;color:var(--muted);}
.construct-prompt .label{display:block;font-size:9.5px;text-transform:uppercase;letter-spacing:0.12em;color:var(--faint);margin-bottom:8px;}
.construct-prompt .typed{color:var(--ink);}
.construct-rows{padding:8px 18px 16px;}
.crow{display:grid;grid-template-columns:64px 1fr 58px;align-items:center;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);opacity:0;transform:translateY(6px);}
.crow:last-child{border-bottom:0;}
.crow.in{opacity:1;transform:none;transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);}
.crow .tkr{font-family:var(--font-mono);font-size:12.5px;color:var(--ink);letter-spacing:0.04em;}
.crow .track{height:6px;background:var(--mist);position:relative;overflow:hidden;}
.crow .fill{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--ink);transition:width var(--dur-slow) var(--ease);}
.crow .wt{font-family:var(--font-mono);font-size:12px;color:var(--muted);text-align:right;}

/* ---- section scaffold ---- */
.section{padding:clamp(60px,7vw,104px) 0;}
.section.alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:820px;margin-bottom:clamp(32px,4vw,52px);}
.section-head h2{font-family:var(--font-sans);font-weight:800;font-size:clamp(30px,4vw,54px);line-height:1.0;letter-spacing:-0.03em;color:var(--ink);margin-top:18px;text-wrap:balance;}
.section-head p{margin-top:20px;}

/* ---- metric cards ---- */
.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:1px;}
.dm{background:var(--panel);padding:18px;border-top:2px solid var(--ink);min-height:112px;}
.dm .l{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:0.08em;color:var(--muted);}
.dm .v{font-family:var(--font-mono);font-size:clamp(24px,2.4vw,32px);color:var(--ink);margin-top:10px;line-height:1;}
.dm .n{font-size:11.5px;color:var(--faint);margin-top:10px;}
.dm.accent{border-top-color:var(--accent);}
.dm .v.pos{color:var(--gain);}
.dm .v.neg{color:var(--loss);}

/* ---- performance ---- */
.perf-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.perf-panel,.perf-side{background:var(--panel);padding:clamp(22px,2.6vw,30px);min-width:0;}
.perf-panel h3{font-family:var(--font-mono);font-size:13px;text-transform:uppercase;letter-spacing:0.06em;color:var(--ink);margin-bottom:6px;}
.perf-sub{font-size:13px;color:var(--muted);margin-bottom:16px;}
.chartbox{position:relative;height:360px;}
.chartbox canvas{width:100%;height:100%;display:block;}
.legend{display:flex;gap:18px;align-items:center;margin-top:14px;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:0.06em;color:var(--muted);}
.legend .key{display:inline-flex;align-items:center;gap:7px;}
.legend .sw{width:18px;height:3px;display:inline-block;}
.legend .sw.series{background:var(--accent);}
.legend .sw.bench{background:var(--benchmark);}
.chart-tip{position:absolute;pointer-events:none;min-width:188px;padding:10px 12px;background:var(--panel-pure);border:1px solid var(--line-strong);font-size:12px;display:none;z-index:3;box-shadow:0 6px 24px rgba(21,22,26,0.10);}
.chart-tip .d{font-family:var(--font-mono);margin-bottom:7px;color:var(--ink);}
.chart-tip .r{display:flex;justify-content:space-between;gap:18px;line-height:1.5;}
.chart-tip .r .lab{color:var(--muted);}
.chart-tip .r .val{font-family:var(--font-mono);}
.perf-side .eyebrow{margin-bottom:4px;}
@media (max-width:980px){.perf-grid{grid-template-columns:1fr;}}

/* ---- split + panel wrap ---- */
.split-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.panel-cell{background:var(--panel);padding:clamp(22px,2.4vw,28px);min-width:0;}
.panel-cell h3{font-family:var(--font-mono);font-size:13px;text-transform:uppercase;letter-spacing:0.06em;color:var(--ink);margin-bottom:14px;}
.panel-wrap{background:var(--panel);border:1px solid var(--line);padding:clamp(22px,2.4vw,28px);width:100%;max-width:100%;overflow:hidden;}
.panel-scroll{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;touch-action:pan-x pan-y;scrollbar-gutter:stable;padding-bottom:6px;}
.panel-scroll .dtable{min-width:560px;}
.table-scroll{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;touch-action:pan-x pan-y;scrollbar-gutter:stable;margin:0 -2px;padding-bottom:6px;}
.table-scroll .dtable{min-width:400px;}
@media (max-width:980px){.split-grid{grid-template-columns:1fr;}}

/* ---- tables ---- */
.dtable{width:100%;border-collapse:collapse;font-size:13.5px;}
.dtable th,.dtable td{padding:11px 10px;border-bottom:1px solid var(--mist);text-align:right;vertical-align:middle;}
.dtable th:first-child,.dtable td:first-child{text-align:left;}
.dtable th{font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:0.08em;color:var(--muted);font-weight:400;}
.dtable tbody tr:last-child td{border-bottom:0;}
.dtable .tkr{font-family:var(--font-mono);color:var(--ink);}
.dtable .sub{color:var(--faint);font-size:11px;}
.modelcell{display:flex;align-items:center;gap:11px;text-align:left;}
.modelmeta{display:flex;flex-direction:column;gap:2px;min-width:0;}
.mmark{flex:0 0 auto;width:26px;height:26px;border-radius:6px;border:1px solid var(--line-strong);background:var(--paper);display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:9.5px;letter-spacing:0.01em;color:var(--ink);text-transform:uppercase;line-height:1;}
.mmark.ia{background:#fff;border-color:var(--line-strong);color:var(--accent);padding:5px;}
.mmark.ia svg{width:100%;height:100%;fill:currentColor;display:block;}
.mmark.bench{background:transparent;color:var(--muted);border-style:dashed;font-size:8.5px;}
.mmark.logo{background:#fff;padding:3px;overflow:hidden;}
.mmark.logo img{width:100%;height:100%;object-fit:contain;display:block;}
.mmark.logo.dark{background:var(--ink);border-color:var(--ink);padding:4px;}
.mmark.logo.full{padding:0;border:0;background:transparent;}
.mmark.logo.full img{border-radius:6px;object-fit:cover;}
.dtable .pos{color:var(--gain);font-family:var(--font-mono);}
.dtable .neg{color:var(--loss);font-family:var(--font-mono);}
.dtable tr.clickable{cursor:pointer;transition:background var(--dur-fast) var(--ease);}
.dtable tr.clickable:hover{background:rgba(21,22,26,0.035);}
.dtable tr.selected{background:rgba(21,22,26,0.06);}
.wtcell{min-width:148px;}
.wtval{font-family:var(--font-mono);font-size:12.5px;color:var(--ink);}
.wttrack{display:block;height:6px;background:var(--mist);overflow:hidden;margin-top:6px;}
.wtbar{display:block;height:100%;width:0;background:var(--ink);transition:width var(--dur-slow) var(--ease);}

/* ---- segmented toggle ---- */
.segmented{display:inline-flex;border:1px solid var(--line-strong);margin-bottom:16px;background:var(--panel-pure);}
.segmented button{border:0;border-right:1px solid var(--line);background:transparent;color:var(--muted);font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:0.05em;padding:9px 14px;cursor:pointer;transition:background var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease);}
.segmented button:last-child{border-right:0;}
.segmented button.active{background:var(--ink);color:var(--veil);}

/* ---- compare controls ---- */
.compare-controls{display:flex;flex-wrap:wrap;gap:14px;align-items:end;margin-bottom:18px;}
.field{display:grid;gap:6px;min-width:230px;}
.field label{font-family:var(--font-mono);color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:0.08em;}
.field select{min-height:40px;border:1px solid var(--line-strong);background:var(--panel-pure);color:var(--ink);font:inherit;font-size:13px;padding:0 12px;border-radius:0;}

/* ---- source note ---- */
.source-note{border:1px solid var(--line-strong);border-left:3px solid var(--ink);background:var(--panel-pure);padding:14px 16px;margin-top:18px;color:var(--muted);font-size:13px;line-height:1.55;}

/* ---- methodology grid ---- */
.method-download{display:flex;align-items:center;justify-content:space-between;gap:24px;border:1px solid var(--line-strong);border-left:3px solid var(--accent);background:var(--panel-pure);padding:18px 20px;margin-bottom:22px;}
.method-download-copy{display:grid;gap:5px;}
.method-download-label{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:0.09em;color:var(--accent);}
.method-download-title{font-size:14px;line-height:1.45;color:var(--ink);}
.method-download-link{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:42px;border:1px solid var(--ink);background:var(--ink);color:var(--veil);font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:0.08em;padding:0 16px;white-space:nowrap;transition:background var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease);}
.method-download-link:hover{background:var(--accent);border-color:var(--accent);}
.method-download-link svg{width:14px;height:14px;flex:0 0 auto;}
.method-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);}
.method-item{background:var(--panel);padding:26px 22px 30px;}
.method-item .midx{font-family:var(--font-mono);font-size:11px;color:var(--accent);letter-spacing:0.08em;}
.method-item h3{font-family:var(--font-mono);font-size:14px;color:var(--ink);margin:14px 0 10px;line-height:1.3;letter-spacing:0.01em;}
.method-item p{color:var(--muted);font-size:13.5px;line-height:1.58;}
@media (max-width:900px){.method-grid{grid-template-columns:repeat(2,1fr);}.metrics{grid-template-columns:repeat(2,1fr);}}
@media (max-width:680px){.method-download{align-items:flex-start;flex-direction:column;}.method-download-link{width:100%;white-space:normal;text-align:center;}}
@media (max-width:520px){.method-grid{grid-template-columns:1fr;}.metrics{grid-template-columns:1fr;}}

/* ---- disclosure band ---- */
.disclosure-band{background:var(--paper);border-top:1px solid var(--line);padding:clamp(32px,4vw,52px) 0;}
.disclosure-band .wrap{display:flex;flex-direction:column;gap:14px;}
.disclosure-band p{font-size:11.5px;line-height:1.6;color:var(--faint);margin:0;}

/* ---- footer (theme-2: ink band) ---- */
.footer{background:var(--ink);color:var(--on-dark);padding:clamp(48px,6vw,80px) 0 36px;}
.footer-top{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(2,minmax(0,1fr));gap:40px;padding-bottom:44px;border-bottom:1px solid var(--line-dark);}
.footer-group + .footer-group{margin-top:28px;}
.footer-col a.soon{color:var(--on-dark-faint);cursor:default;pointer-events:none;}
.footer-brand .mark{display:block;width:32px;height:32px;margin-bottom:18px;color:var(--veil);}
.footer-brand .mark svg{width:100%;height:100%;}
.footer-brand .pn{font-family:var(--font-mono);font-size:18px;text-transform:uppercase;letter-spacing:0.12em;color:var(--veil);}
.footer-brand .by{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:0.12em;color:var(--on-dark-faint);margin-top:9px;}
.footer-brand p{color:var(--on-dark-muted);font-size:13.5px;line-height:1.6;margin-top:18px;max-width:42ch;}
.footer-col h4{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:0.12em;color:var(--on-dark-faint);margin-bottom:16px;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px;}
.footer-col a{font-family:var(--font-mono);font-size:12px;text-transform:uppercase;letter-spacing:0.05em;color:var(--on-dark-muted);transition:color var(--dur-fast) var(--ease);}
.footer-col a:hover{color:var(--veil);}
.footer-bottom{padding-top:28px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center;}
.footer-bottom .copy{font-family:var(--font-mono);font-size:11px;letter-spacing:0.1em;text-transform:uppercase;color:var(--on-dark-faint);}
.disclosure{margin-top:26px;font-size:11.5px;line-height:1.6;color:var(--on-dark-faint);max-width:none;}
@media (max-width:760px){.footer-top{grid-template-columns:1fr 1fr;}.footer-brand{grid-column:1 / -1;}}

/* ---- scroll reveal ---- */
.reveal{opacity:0;transform:translateY(18px);}
@media (prefers-reduced-motion:no-preference){.reveal{transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease);}}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:70ms;}
.reveal.d2{transition-delay:140ms;}
.reveal.d3{transition-delay:210ms;}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;}.crow{opacity:1;transform:none;}}

.table-note{font-family:var(--font-mono);font-size:10.5px;line-height:1.55;letter-spacing:0.02em;color:var(--faint);margin-top:14px;}
.csvdl{white-space:nowrap;}
@media (max-width:600px){
  :root{--gutter:16px;}
  .product-name{font-size:16px;}
  .product-by{font-size:8.5px;}
  .hero-inner{padding:44px 0 52px;}
  .chartbox{height:280px;}
  .panel-cell,.panel-wrap{padding:18px 16px;}
  .panel-scroll{overflow-x:hidden;scrollbar-gutter:auto;padding-bottom:0;touch-action:auto;}
  .panel-scroll .dtable{min-width:0;table-layout:fixed;font-size:11.5px;}
  .panel-scroll .dtable th,.panel-scroll .dtable td{padding:9px 5px;}
  .panel-scroll .dtable th{font-size:9px;line-height:1.35;letter-spacing:0.04em;overflow-wrap:anywhere;}
  .panel-scroll .dtable th:nth-child(1){width:20%;}
  .panel-scroll .dtable th:nth-child(2),.panel-scroll .dtable th:nth-child(3){width:28%;}
  .panel-scroll .dtable th:nth-child(4){width:24%;}
  .dtable{font-size:12.5px;}
  .dtable th,.dtable td{padding:9px 7px;}
  .compare-controls{gap:10px;}
  .field{min-width:0;flex:1 1 160px;}
}
.csvdl{font-family:var(--font-mono);font-size:10.5px;letter-spacing:0.04em;color:var(--accent);text-decoration:none;white-space:nowrap;border-bottom:1px solid transparent;transition:border-color var(--dur-fast) var(--ease);}
.csvdl:hover{border-bottom-color:var(--accent);}