/* Layout: dark "signal" hero band, light reading sections, one amber element per screen.
   Brand tokens come from the Endurance Signals app (primary 213 72% 50%, accent 36 90% 55%). */
:root {
  --ink: #131720;          /* hero / footer ground */
  --ink-2: #1C2230;
  --paper: #F2F4F8;        /* ES app background */
  --surface: #FFFFFF;
  --text: #161B26;
  --muted: #566176;
  --rule: #D9DFE9;
  --signal: #2476DB;       /* ES primary */
  --signal-soft: rgba(36, 118, 219, 0.10);
  --amber: #F4A125;        /* ES accent */
  --on-ink: #EEF2F8;
  --on-ink-muted: #9BA8BD;
  --band: rgba(71, 140, 225, 0.16);
  --font-display: "Inter Tight", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --measure: 66ch;
  --wrap: 1120px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0F131B; --surface: #161C27; --text: #E6EBF3; --muted: #9AA6BA;
    --rule: #263042; --signal: #478CE1; --signal-soft: rgba(71, 140, 225, 0.14);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0F131B; --surface: #161C27; --text: #E6EBF3; --muted: #9AA6BA;
  --rule: #263042; --signal: #478CE1; --signal-soft: rgba(71, 140, 225, 0.14);
  color-scheme: dark;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--paper); color: var(--text);
  font: 400 17px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--signal); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--amber); outline-offset: 2px;
}
h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); line-height: 1.04; font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); line-height: 1.12; font-weight: 700; }
h3 { font-size: 1.2rem; line-height: 1.3; font-weight: 600; }
p { margin: 0; }
.wrap {
  max-width: var(--wrap); margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
.label {
  font: 500 0.75rem/1.2 var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted);
}
.lede { font-size: 1.2rem; color: var(--muted); max-width: 52ch; }
.prose { max-width: var(--measure); display: grid; gap: 1.1em; }
.prose h2 { margin-top: 1.2em; }
.prose h3 { margin-top: 0.6em; }
.prose ul { margin: 0; padding-left: 1.2em; display: grid; gap: 0.4em; }

/* header */
.site-head { background: var(--ink); color: var(--on-ink); position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; border-bottom: 1px solid #232B3B; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--ink); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; }
.brand { color: var(--on-ink); text-decoration: none; display: flex; align-items: baseline; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; }
.brand small { font: 500 0.68rem var(--font-mono); letter-spacing: 0.08em; color: var(--on-ink-muted); text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.nav a { color: var(--on-ink-muted); text-decoration: none; font-size: 0.95rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--on-ink); }
.btn {
  white-space: nowrap;
  display: inline-flex; align-items: center; gap: 8px; border: 0; cursor: pointer;
  font: 600 0.95rem/1 var(--font-body); text-decoration: none;
  padding: 13px 18px; border-radius: 6px; background: var(--signal); color: #fff;
}
.btn:hover { filter: brightness(1.08); }
.btn.amber { background: var(--amber); color: #1A1306; }
.btn.ghost { background: transparent; color: var(--on-ink); box-shadow: inset 0 0 0 1px #3A4559; }
.nav .btn { padding: 10px 14px; color: #fff; }
.menu-toggle { display: none; }
@media (max-width: 1080px) { .brand small { display: none; } }
@media (max-width: 960px) {
  .nav a:not(.btn) { display: none; }
  .nav.open a:not(.btn) { display: block; }
  .nav.open { position: absolute; top: 100%; left: 0; right: 0; background: var(--ink); flex-direction: column; align-items: flex-start; padding: 12px max(20px, env(safe-area-inset-left, 0px)) 20px; gap: 14px; }
  .menu-toggle { display: inline-flex; background: none; border: 1px solid #3A4559; color: var(--on-ink); border-radius: 6px; padding: 8px 10px; font: 500 0.8rem var(--font-mono); }
}

/* hero */
.hero { background: var(--ink); color: var(--on-ink); }
.hero .wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; padding-block: 72px 80px; }
.hero h1 { color: var(--on-ink); }
.hero .lede { color: var(--on-ink-muted); margin-top: 20px; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.hero .label { color: var(--on-ink-muted); }
.trace { background: var(--ink-2); border: 1px solid #263045; border-radius: 10px; padding: 18px 18px 12px; min-width: 0; }
.trace svg { width: 100%; height: auto; display: block; }
.trace-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.trace-head span { font: 500 0.72rem var(--font-mono); color: var(--on-ink-muted); letter-spacing: 0.05em; }
.trace-foot { font: 400 0.72rem/1.5 var(--font-mono); color: var(--on-ink-muted); margin-top: 6px; }
@media (max-width: 880px) { .hero .wrap { grid-template-columns: 1fr; padding-block: 48px 56px; } }

/* credentials strip */
.creds { background: var(--ink); border-top: 1px solid #232B3B; }
.creds ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.creds li { padding-block: 22px; padding-right: 16px; display: grid; gap: 4px; }
.creds b { font: 700 1.5rem/1.1 var(--font-display); color: var(--on-ink); font-variant-numeric: tabular-nums; }
.creds span { font: 400 0.82rem/1.4 var(--font-body); color: var(--on-ink-muted); }
@media (max-width: 760px) { .creds ul { grid-template-columns: 1fr 1fr; } }

/* sections */
.section { padding-block: 88px; }
.section.tight { padding-block: 64px; }
.section.alt { background: var(--surface); border-block: 1px solid var(--rule); }
.section-head { display: grid; gap: 14px; margin-bottom: 44px; max-width: 760px; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.pillar { display: grid; gap: 12px; align-content: start; padding-top: 20px; border-top: 2px solid var(--text); }
.pillar p { color: var(--muted); }
.pillar .label { color: var(--signal); }
@media (max-width: 860px) { .pillars { grid-template-columns: 1fr; gap: 28px; } }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; counter-reset: s; border: 1px solid var(--rule); border-radius: 10px; background: var(--paper); }
.steps li { padding: 28px; display: grid; gap: 10px; align-content: start; border-right: 1px solid var(--rule); counter-increment: s; }
.steps li:last-child { border-right: 0; }
.steps li::before { content: "Step " counter(s); font: 500 0.75rem var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--signal); }
.steps p { color: var(--muted); }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } .steps li { border-right: 0; border-bottom: 1px solid var(--rule); } .steps li:last-child { border-bottom: 0; } }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.split > * { min-width: 0; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 32px; } }

.rule-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.rule-list li { display: grid; grid-template-columns: 180px 1fr; gap: 20px; padding-block: 16px; border-bottom: 1px solid var(--rule); }
.rule-list li > :first-child { font: 500 0.8rem/1.5 var(--font-mono); color: var(--muted); letter-spacing: 0.03em; }
@media (max-width: 600px) { .rule-list li { grid-template-columns: 1fr; gap: 4px; } }

.quote { font: 600 clamp(1.4rem, 2.6vw, 1.9rem)/1.3 var(--font-display); letter-spacing: -0.015em; max-width: 30ch; text-wrap: balance; }
.quote-by { margin-top: 18px; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 10px; overflow: hidden; }
.feature { background: var(--surface); padding: 26px; display: grid; gap: 10px; align-content: start; }
.feature p { color: var(--muted); font-size: 0.97rem; }
.tag { justify-self: start; font: 500 0.68rem var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase; padding: 4px 8px; border-radius: 4px; background: var(--signal-soft); color: var(--signal); }
.tag.dev { background: rgba(244, 161, 37, 0.16); color: #B06D05; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .tag.dev { color: var(--amber); } }
:root[data-theme="dark"] .tag.dev { color: var(--amber); }
@media (max-width: 960px) { .feature-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .feature-grid { grid-template-columns: 1fr; } }

.cta-band { background: var(--ink); color: var(--on-ink); }
.cta-band .wrap { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; padding-block: 64px; }
.cta-band h2 { color: var(--on-ink); max-width: 22ch; }
.cta-band p { color: var(--on-ink-muted); margin-top: 12px; max-width: 52ch; }

/* page header for inner pages */
.page-head { background: var(--ink); color: var(--on-ink); }
.page-head .wrap { padding-block: 64px 56px; display: grid; gap: 16px; }
.page-head h1 { color: var(--on-ink); font-size: clamp(2rem, 4.4vw, 3.2rem); max-width: 20ch; }
.page-head .lede { color: var(--on-ink-muted); }
.page-head .label { color: var(--on-ink-muted); }

/* form */
.form { display: grid; gap: 16px; background: var(--surface); border: 1px solid var(--rule); border-radius: 10px; padding: 28px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form .row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; }
.field label { font: 500 0.78rem var(--font-mono); letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); }
.field input, .field select, .field textarea {
  font: 400 1rem var(--font-body); color: var(--text); background: var(--paper);
  border: 1px solid var(--rule); border-radius: 6px; padding: 12px; width: 100%;
}
.field textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: 0.85rem; color: var(--muted); }
.form-status { font-size: 0.95rem; min-height: 1.4em; }
.form-status.ok { color: #1E8E4E; }
.form-status.err { color: #C2412D; }

/* footer */
.site-foot { background: var(--ink); color: var(--on-ink-muted); font-size: 0.9rem; }
.site-foot .wrap { padding-block: 40px; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.site-foot a { color: var(--on-ink); text-decoration: none; }
.site-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-foot .legal { grid-column: 1 / -1; border-top: 1px solid #232B3B; padding-top: 20px; font-size: 0.8rem; }
@media (max-width: 700px) { .site-foot .wrap { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: no-preference) {
  .trace .live { animation: pulse 2.4s ease-in-out infinite; transform-origin: center; transform-box: fill-box; }
  @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }
}

/* blog */
.byline { display: flex; align-items: center; gap: 12px; margin-top: 8px; font-size: 0.9rem; color: var(--on-ink-muted); }
.byline img { border-radius: 50%; }
.byline a { color: var(--on-ink); text-decoration: none; font-weight: 600; }
.post { margin: 0 auto; }
.post > p:first-child + ul, .post > p:first-child { }
.post h2 { font-size: 1.6rem; }
.post h3 { font-size: 1.15rem; }
.post ol { margin: 0; padding-left: 1.3em; display: grid; gap: 0.4em; }
.post > p:first-of-type strong:only-child { font: 500 0.78rem var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--signal); }
.post-cta { max-width: var(--measure); margin: 48px auto 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding: 24px; border: 1px solid var(--rule); border-radius: 10px; background: var(--surface); }
.post-cta p { font-weight: 600; max-width: 40ch; }
.more { max-width: var(--measure); margin: 56px auto 0; display: grid; gap: 14px; }
.post-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.post-item { display: grid; grid-template-columns: 160px 1fr; gap: 24px; padding-block: 28px; border-bottom: 1px solid var(--rule); }
.post-item time { font: 500 0.8rem/1.8 var(--font-mono); color: var(--muted); }
.post-item h2 { font-size: 1.4rem; }
.post-item h2 a { color: var(--text); text-decoration: none; }
.post-item h2 a:hover { color: var(--signal); }
.post-item p { color: var(--muted); margin-top: 8px; max-width: 62ch; }
.post-item.has-thumb { grid-template-columns: 160px 1fr 220px; align-items: start; }
.post-thumb img, .post-hero img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 10px; border: 1px solid var(--rule); background: var(--surface); }
.post-hero { max-width: var(--measure); margin: 0 auto 40px; }
.post-hero.info { max-width: 980px; }
.post-hero.info a { display: block; }
.post-hero.info figcaption { display: none; font: 500 0.75rem var(--font-mono); color: var(--muted); text-align: center; margin-top: 8px; }
@media (max-width: 700px) { .post-hero.info figcaption { display: block; } }
@media (max-width: 820px) { .post-item.has-thumb { grid-template-columns: 160px 1fr; } .post-item.has-thumb .post-thumb { grid-column: 2; max-width: 320px; } }
@media (max-width: 600px) { .post-item, .post-item.has-thumb { grid-template-columns: 1fr; gap: 6px; } .post-item.has-thumb .post-thumb { grid-column: 1; margin-top: 8px; } }

.post-cta.community { margin-top: 16px; border-color: rgba(244, 161, 37, 0.45); }
.post-cta.community .label { color: #B06D05; margin-bottom: 6px; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .post-cta.community .label { color: var(--amber); } }
:root[data-theme="dark"] .post-cta.community .label { color: var(--amber); }
.post-cta.community p:not(.label) { font-weight: 600; max-width: 46ch; }

/* VO2max calculator */
.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; }
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.calc-form, .calc-out { background: var(--surface); border: 1px solid var(--rule); border-radius: 12px; padding: 24px; display: grid; gap: 16px; min-width: 0; }
.calc-out { position: sticky; top: 88px; }
.calc [hidden] { display: none !important; }
.calc fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.calc-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.calc-form .field.full { grid-column: 1 / -1; }
.calc-seg { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; background: var(--paper); border: 1px solid var(--rule) !important; border-radius: 10px; padding: 4px !important; }
.seg { font: 600 0.95rem var(--font-body); padding: 10px; border-radius: 7px; color: var(--muted); cursor: pointer; text-align: center; }
.seg input, .mcard input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg.on { background: var(--signal); color: #fff; }
.seg:focus-within, .mcard:focus-within { outline: 2px solid var(--signal); outline-offset: 2px; }
.field-legend { font: 500 0.78rem var(--font-mono); letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); padding: 0; margin-bottom: 8px; }
.calc-models { display: grid; gap: 8px; }
.mcard { display: grid; gap: 2px; padding: 10px 14px; border: 1px solid var(--rule); border-radius: 10px; cursor: pointer; background: var(--paper); }
.mcard.on { border-color: var(--signal); background: var(--signal-soft); box-shadow: inset 3px 0 0 var(--signal); }
.mname { font-weight: 600; font-size: 0.95rem; }
.mneeds { font-size: 0.82rem; color: var(--muted); }
.calc-protocol { font-size: 0.92rem; color: var(--muted); border-left: 3px solid var(--amber); padding-left: 12px; }
.with-unit { display: grid; grid-template-columns: 1fr auto; gap: 6px; }
.with-unit select { width: auto; }
.calc-form input[aria-invalid="true"] { border-color: #C0392B; }
.field-err { color: #C0392B; font-size: 0.82rem; min-height: 0; margin: 0; }
.field-err:empty { display: none; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .field-err { color: #F08A7B; } }
:root[data-theme="dark"] .field-err { color: #F08A7B; }
.calc-big { font: 700 clamp(3rem, 8vw, 4.5rem)/1 var(--font-display); color: var(--signal); font-variant-numeric: tabular-nums; }
.calc-big small { font: 500 1rem var(--font-body); color: var(--muted); }
.calc-sub { color: var(--muted); font-size: 0.95rem; }
.calc-eq { font: 0.82rem/1.5 var(--font-mono); color: var(--muted); overflow-wrap: anywhere; }
.calc-rank { border-top: 1px solid var(--rule); padding-top: 16px; }
.calc-rank:empty { display: none; }
.calc-scale { margin-top: 18px; }
.calc-scale .track { position: relative; height: 10px; border-radius: 5px; background: linear-gradient(90deg, var(--signal-soft), var(--signal)); margin: 0 6px 22px; }
.calc-scale .track i { position: absolute; top: -3px; width: 2px; height: 16px; background: var(--surface); }
.calc-scale .track i b { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); font: 500 0.68rem var(--font-mono); color: var(--muted); }
.calc-scale .mark { position: absolute; top: -6px; width: 14px; height: 22px; margin-left: -7px; border-radius: 4px; background: var(--amber); border: 2px solid var(--surface); }
.calc-scale .ends { display: flex; justify-content: space-between; font-size: 0.75rem; color: var(--muted); }
.calc-cmp { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 6px; }
.calc-cmp li { display: flex; justify-content: space-between; gap: 16px; font-size: 0.95rem; }
.calc-cmp b { font-variant-numeric: tabular-nums; }
.btn.ghost-light { background: transparent; color: var(--signal); border: 1px solid var(--signal); }
.calc-next { border-top: 1px solid var(--rule); padding-top: 16px; display: grid; gap: 12px; justify-items: start; }
.calc-next p { font-size: 0.95rem; }
.calc-table-wrap { overflow-x: auto; border: 1px solid var(--rule); border-radius: 12px; background: var(--surface); }
.calc-table { border-collapse: collapse; width: 100%; min-width: 720px; font-size: 0.92rem; font-variant-numeric: tabular-nums; }
.calc-table th, .calc-table td { padding: 10px 12px; text-align: center; border-bottom: 1px solid var(--rule); }
.calc-table tr:last-child th, .calc-table tr:last-child td { border-bottom: 0; }
.calc-table th[scope="row"] { text-align: left; white-space: nowrap; }
.calc-table thead th { font: 500 0.78rem var(--font-mono); color: var(--muted); }
.calc-table thead th:first-child { text-align: left; }
.calc-table .hit { background: var(--signal-soft); }
.calc-table tr.hit td.hit { background: var(--signal); color: #fff; font-weight: 700; }
.pp-table { min-width: 0; }
.pp-sub { font-weight: 400; color: var(--muted); font-size: 0.85em; margin-left: 6px; }
.cmp-table { min-width: 980px; font-size: 0.88rem; }
.cmp-table th, .cmp-table td { text-align: left; vertical-align: top; }
.cmp-table th[scope="row"] { white-space: normal; min-width: 150px; }
.calc-table-toggle { display: none; }
.steps.chain { grid-template-columns: repeat(5, 1fr); }
.refs li > :first-child { font: 500 0.78rem var(--font-mono); }
.faq h3 { margin-top: 28px; }
@media (max-width: 1100px) { .steps.chain { grid-template-columns: 1fr; } .steps.chain li { border-right: 0; border-bottom: 1px solid var(--rule); } .steps.chain li:last-child { border-bottom: 0; } }
@media (max-width: 860px) { .calc { grid-template-columns: 1fr; } .calc-out { position: static; } }
@media (max-width: 700px) {
  .calc-table-toggle:not([hidden]) { display: inline-flex; }
  #v-table-wrap.own-only .calc-table { min-width: 0; }
  #v-table-wrap.own-only [data-c]:not(.own) { display: none; }
}
@media (max-width: 480px) { .calc-form .row { grid-template-columns: 1fr; } }

/* Tables in posts */
.post table { border-collapse: collapse; width: 100%; margin: 20px 0; font-size: 0.95rem; font-variant-numeric: tabular-nums; display: block; overflow-x: auto; }
.post th, .post td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--rule); vertical-align: top; }
.post thead th { font: 500 0.78rem var(--font-mono); color: var(--muted); }

/* Calculator: second pass */
.calc-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 20px; }
.calc-stats .stat { display: grid; gap: 6px; align-content: start; }
.calc-stats .calc-big { font-size: clamp(2.4rem, 6vw, 3.4rem); }
.calc-warn p { font-size: 0.9rem; border-left: 3px solid var(--amber); padding-left: 12px; margin: 0 0 8px; }
.calc-warn:empty { display: none; }
.linkbtn { background: none; border: 0; padding: 4px 0; font: 600 0.9rem var(--font-body); color: var(--signal); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; justify-self: start; }
.calc-mini { display: none; }
@media (max-width: 860px) {
  .calc-mini:not([hidden]) { display: block; position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 30; background: var(--ink); color: var(--on-ink); font: 600 0.95rem var(--font-body); padding: 12px 16px; border-radius: 10px; box-shadow: 0 6px 24px rgba(0,0,0,.3); text-align: center; font-variant-numeric: tabular-nums; }
}
@media (max-width: 700px) {
  .cmp-table { min-width: 0; }
  .cmp-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .cmp-table tr { display: block; padding: 14px 16px; border-bottom: 1px solid var(--rule); }
  .cmp-table tr:last-child { border-bottom: 0; }
  .cmp-table th[scope="row"], .cmp-table td { display: block; border: 0; padding: 2px 0; }
  .cmp-table th[scope="row"] { font-size: 1rem; margin-bottom: 6px; }
  .cmp-table td::before { content: attr(data-label) ": "; color: var(--muted); font: 500 0.75rem var(--font-mono); text-transform: uppercase; letter-spacing: 0.04em; }
}
.post-chart { margin: 24px 0; }
.post-chart svg { width: 100%; height: auto; display: block; }
.post-chart figcaption { font-size: 0.85rem; color: var(--muted); margin-top: 8px; }

/* Tools strip on the home page */
.tool-strip { background: var(--surface); border-bottom: 1px solid var(--rule); }
.tool-strip .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 18px; padding-bottom: 18px; flex-wrap: wrap; }
.tool-strip p { font-weight: 500; }
.tool-strip .label { color: var(--signal); margin-right: 10px; }
.pillar .btn { margin-top: 6px; }

/* Tables: tidier layout */
.calc-table th, .calc-table td { padding: 12px 16px; }
.calc-table tbody tr:nth-child(even) { background: var(--paper); }
.calc-table thead th { background: var(--paper); border-bottom: 1px solid var(--rule); text-transform: uppercase; letter-spacing: 0.05em; white-space: nowrap; }
.calc-table tbody tr.hit, .calc-table tbody tr:nth-child(even).hit { background: var(--signal-soft); }
#v-table-wrap { max-width: 720px; }
.pp-table td { font-weight: 500; width: 28%; }
.cmp-table { table-layout: fixed; min-width: 1060px; line-height: 1.45; }
.cmp-table th:nth-child(1) { width: 16%; } .cmp-table th:nth-child(2) { width: 8%; } .cmp-table th:nth-child(3) { width: 14%; }
.cmp-table th:nth-child(4) { width: 23%; } .cmp-table th:nth-child(5) { width: 17%; } .cmp-table th:nth-child(6) { width: 22%; }
.cmp-table td[data-label="Equation"] { font: 0.8rem/1.5 var(--font-mono); overflow-wrap: anywhere; }
.cmp-table td[data-label="Sport"] { color: var(--muted); }
.post table { display: table; width: 100%; border: 1px solid var(--rule); border-radius: 10px; border-spacing: 0; border-collapse: separate; overflow: hidden; background: var(--surface); }
.post thead th { background: var(--paper); text-transform: uppercase; letter-spacing: 0.05em; }
.post tbody tr:last-child td { border-bottom: 0; }
.post td:not(:first-child), .post th:not(:first-child) { font-variant-numeric: tabular-nums; }
@media (max-width: 700px) {
  .cmp-table { table-layout: auto; min-width: 0; }
  .cmp-table tbody tr:nth-child(even) { background: transparent; }
  .post table { display: block; overflow-x: auto; }
}
.cmp-table thead th { white-space: normal; vertical-align: bottom; }
.form-note + .form-note { margin-top: 10px; }