/* ==========================================================================
   PV Literature Screening — Z:II:X Capital
   Editorial-technical. Warm paper ground, near-black ink, burgundy accent.
   Type does the work. One accent, used sparingly. Motion serves comprehension.
   ========================================================================== */

:root {
  /* Core */
  --ink:            #1A1A1A;
  --paper:          #F5F5F0;
  --burgundy:       #8B0000;
  --burgundy-deep:  #6B1D2A;
  --gold:           #D4A547;

  /* Alpha scale — drives hierarchy without inventing greys */
  --ink-90: rgba(26,26,26,.90);
  --ink-80: rgba(26,26,26,.80);   /* body copy */
  --ink-70: rgba(26,26,26,.70);
  --ink-60: rgba(26,26,26,.60);   /* secondary */
  --ink-50: rgba(26,26,26,.50);   /* meta */
  --ink-45: rgba(26,26,26,.45);
  --ink-20: rgba(26,26,26,.20);   /* hairlines */
  --ink-12: rgba(26,26,26,.12);
  --ink-08: rgba(26,26,26,.08);   /* borders */
  --ink-06: rgba(26,26,26,.06);   /* fills */
  --ink-04: rgba(26,26,26,.04);   /* faintest fills */

  /* Type — one family for the page, one mono for technical artefacts */
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Rhythm */
  --wrap: 1080px;
  --measure: 68ch;
  --rule: 1px solid var(--ink-08);

  /* Motion — one easing curve, named once */
  --ease: cubic-bezier(.32, .72, 0, 1);
  --ease-out: cubic-bezier(.22, .61, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-80);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1, "liga" 1;
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 1.75rem; }

/* --- focus: refine, never remove ----------------------------------------- */
:focus-visible {
  outline: 2px solid var(--burgundy);
  outline-offset: 3px;
  border-radius: 3px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--paper);
  padding: .8rem 1.15rem; z-index: 100;
  font-weight: 600; font-size: .9rem; border-radius: 0 0 3px 0;
}
.skip-link:focus { left: 0; top: 0; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

/* ── masthead ───────────────────────────────────────────────────────────── */
.masthead {
  border-bottom: var(--rule);
  background: var(--paper);
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  background: rgba(245, 245, 240, .82);
}
.masthead-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; padding-top: 1.15rem; padding-bottom: 1.15rem;
}
.wordmark {
  margin: 0; font-size: 1.06rem; letter-spacing: .01em; font-weight: 600;
  color: var(--ink); display: flex; align-items: center; gap: .55rem;
  text-decoration: none;
}
.wordmark-mark {
  width: 9px; height: 9px; background: var(--burgundy);
  display: inline-block; border-radius: 1px; flex: none;
}
.masthead-nav { display: flex; gap: 1.5rem; }
.masthead-nav a {
  font-size: .84rem; color: var(--ink-60); text-decoration: none;
  padding: .3rem 0; border-bottom: 1px solid transparent;
  transition: color .18s var(--ease-out), border-color .18s var(--ease-out);
}
.masthead-nav a:hover, .masthead-nav a:focus-visible {
  color: var(--ink); border-bottom-color: var(--burgundy);
}

/* ── shared type ────────────────────────────────────────────────────────── */
.eyebrow {
  margin: 0 0 1.1rem;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--burgundy); font-weight: 500;
}

h1 {
  font-size: clamp(2.15rem, 5vw, 3.5rem);
  line-height: 1.1; font-weight: 600; color: var(--ink);
  margin: 0 0 1.5rem; letter-spacing: -.024em;
  max-width: 19ch; text-wrap: balance;
}
h1 em { font-style: normal; color: var(--burgundy); }

h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.35rem);
  line-height: 1.16; font-weight: 600; color: var(--ink);
  margin: 0 0 1.4rem; letter-spacing: -.018em;
  max-width: 24ch; text-wrap: balance;
}

h3 { font-size: 1.02rem; font-weight: 600; color: var(--ink); margin: 0 0 .6rem; }

p { margin: 0 0 1.05rem; }
p:last-child { margin-bottom: 0; }
strong { color: var(--ink); font-weight: 600; }
em { font-style: italic; color: var(--ink-70); }
.mono { font-family: var(--mono); font-size: .88em; letter-spacing: -.005em; }

.lede {
  font-size: 1.13rem; line-height: 1.64; color: var(--ink-80);
  max-width: var(--measure); margin-bottom: 2.1rem;
}
.lede-sm {
  font-size: 1.03rem; max-width: var(--measure);
  margin-bottom: 1.8rem; color: var(--ink-80);
}

/* ══ SCREEN 1 — the obligation ══════════════════════════════════════════ */
.hero { padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem); }
.hero-inner { max-width: 940px; }
.hero h1 { max-width: 17ch; }

.hero-actions {
  display: flex; align-items: center; gap: 1.75rem;
  flex-wrap: wrap; margin-bottom: 3.5rem;
}
.buy {
  display: inline-block; background: var(--burgundy); color: #fff;
  padding: .92rem 1.6rem; font-size: .96rem; font-weight: 600;
  text-decoration: none; text-align: center;
  border: 1px solid var(--burgundy); border-radius: 6px;
  transition: background-color .2s var(--ease-out), transform .2s var(--ease-out),
              box-shadow .2s var(--ease-out);
  box-shadow: 0 1px 2px rgba(26, 26, 26, .10), 0 8px 20px -12px rgba(139, 0, 0, .40);
}
.buy:hover, .buy:focus-visible {
  background: var(--burgundy-deep); border-color: var(--burgundy-deep);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(26, 26, 26, .12), 0 12px 26px -14px rgba(107, 29, 42, .50);
}
.buy:active { transform: translateY(0); }
.buy-primary { padding: 1rem 1.85rem; font-size: 1rem; }

.text-link {
  color: var(--burgundy); text-decoration: none;
  border-bottom: 1px solid var(--ink-20); padding-bottom: .1em;
  font-size: .94rem; font-weight: 500;
  transition: color .18s var(--ease-out), border-color .18s var(--ease-out);
}
.text-link:hover, .text-link:focus-visible {
  color: var(--burgundy-deep); border-bottom-color: var(--burgundy);
}

/* the proof strip — real numbers, above the fold */
.proof-strip {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0; margin: 0; border-top: 2px solid var(--ink);
}
.proof-cell {
  padding: 1.25rem 1.4rem 0 0; border-right: var(--rule);
  display: flex; flex-direction: column; gap: .28rem;
}
.proof-cell:last-child { border-right: none; padding-right: 0; }
.proof-cell dt {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-50); font-weight: 500;
}
.proof-cell dd { margin: 0; }
.proof-cell p { font-size: .8rem; color: var(--ink-60); line-height: 1.45; margin: 0; }
.figure {
  font-family: var(--mono); font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  font-weight: 500; color: var(--ink); line-height: 1.05;
  font-variant-numeric: tabular-nums; letter-spacing: -.03em;
}
.figure-unit {
  font-family: var(--sans); font-size: .5em; font-weight: 500;
  color: var(--ink-50); letter-spacing: 0; vertical-align: baseline;
}

/* ── sections ───────────────────────────────────────────────────────────── */
.section { padding: clamp(3.5rem, 7vw, 5.75rem) 0; border-bottom: var(--rule); }
.section-tint { background: var(--ink-04); }

/* ══ SCREEN 2 — the proof ═══════════════════════════════════════════════ */
.fig-label {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--ink-50); font-weight: 500; margin: 0;
}
.col-head {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--burgundy); font-weight: 500;
  margin: 0 0 .9rem; padding-bottom: .6rem; border-bottom: var(--rule);
}

/* the record walkthrough */
.walk {
  border: var(--rule); background: var(--paper);
  border-radius: 10px; overflow: hidden;
  box-shadow: 0 1px 2px rgba(26, 26, 26, .05), 0 18px 40px -32px rgba(26, 26, 26, .40);
  margin-bottom: 2.5rem;
}
.walk-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 2rem; flex-wrap: wrap;
  padding: 1.5rem 1.75rem 1.3rem; border-bottom: var(--rule);
  background: var(--ink-04);
}
.walk-title { flex: 1 1 340px; min-width: 0; }
.walk-name {
  font-size: 1.16rem; line-height: 1.34; font-weight: 600; color: var(--ink);
  margin: .5rem 0 .35rem; letter-spacing: -.008em;
}
.walk-cite {
  font-family: var(--mono); font-size: .74rem; color: var(--ink-50);
  margin: 0; line-height: 1.5; word-break: break-word;
}

.walk-nav { display: flex; gap: .4rem; flex: none; }
.walk-step {
  appearance: none; font: inherit; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: .22rem;
  min-width: 76px; padding: .6rem .8rem .55rem;
  background: transparent; color: var(--ink-50);
  border: 1px solid var(--ink-08); border-radius: 7px;
  transition: background-color .18s var(--ease-out), color .18s var(--ease-out),
              border-color .18s var(--ease-out), transform .18s var(--ease-out);
}
.walk-step:hover { background: var(--paper); color: var(--ink-70); transform: translateY(-1px); }
.walk-step[aria-selected="true"] {
  background: var(--burgundy); border-color: var(--burgundy); color: #fff;
}
.walk-step-n {
  font-family: var(--mono); font-size: .64rem; font-weight: 500; opacity: .75;
}
.walk-step-label { font-size: .8rem; font-weight: 600; }

.walk-body {
  display: grid; grid-template-columns: minmax(0, 1fr) 288px;
  gap: 0; align-items: stretch;
}
.walk-panel { padding: 1.75rem; }
.walk-stage {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--burgundy); font-weight: 500; margin: 0 0 .8rem;
}
.walk-decision {
  font-size: 1.1rem; font-weight: 600; color: var(--ink);
  margin: 0 0 .55rem; line-height: 1.35; letter-spacing: -.01em;
}
.walk-reason {
  font-size: .96rem; color: var(--ink-70); max-width: 58ch;
  margin-bottom: 1.3rem; line-height: 1.58;
}
.walk-facts { margin: 0; display: grid; gap: .05rem; }
.walk-facts > div {
  display: grid; grid-template-columns: 148px minmax(0, 1fr);
  gap: 1rem; padding: .6rem 0; border-top: var(--rule);
}
.walk-facts dt {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .06em;
  text-transform: uppercase; color: var(--ink-50); font-weight: 500; padding-top: .18em;
}
.walk-facts dd { margin: 0; font-size: .9rem; color: var(--ink-80); line-height: 1.55; }
.walk-facts dd .mono { color: var(--ink); }
.walk-sentence {
  font-style: italic; color: var(--ink-70);
  border-left: 2px solid var(--burgundy); padding-left: .85rem;
}

/* the server-rendered fallback: all three steps visible when JS is off */
.walk-static + .walk-static { margin-top: 1.6rem; padding-top: 1.6rem; border-top: var(--rule); }

.walk-side {
  border-left: var(--rule); background: var(--ink-04);
  padding: 1.6rem 1.5rem; display: flex; flex-direction: column; gap: .7rem;
}
.walk-run {
  font-size: .74rem; color: var(--ink); word-break: break-word;
  line-height: 1.55; margin: 0;
}
.walk-side-note { font-size: .82rem; color: var(--ink-60); line-height: 1.5; margin: 0; }
.walk-side .text-link { font-size: .88rem; margin-top: auto; }

/* the signature */
.sig-proof { border-top: 2px solid var(--ink); padding-top: 1.25rem; margin-bottom: 2.75rem; }
.sig-proof-head {
  display: flex; align-items: baseline; gap: 1.1rem; flex-wrap: wrap; margin-bottom: .7rem;
}
.sig-hash { font-size: .78rem; color: var(--ink-70); word-break: break-all; margin: 0; }
.sig-note { font-size: .9rem; color: var(--ink-70); max-width: 74ch; line-height: 1.58; }

/* the reconciliation columns */
.reconcile {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.75rem; align-items: start;
}
.rule-order {
  font-size: .86rem; color: var(--ink); font-weight: 500;
  background: var(--ink-04); padding: .8rem 1rem; border-radius: 6px;
  margin: 0 0 1rem; letter-spacing: .02em; word-break: break-word;
}
.protocol-order { font-size: .89rem; color: var(--ink-70); max-width: 58ch; line-height: 1.58; }

/* ── tables ─────────────────────────────────────────────────────────────── */
.spec-table {
  width: 100%; border-collapse: collapse; margin: 0 0 1.1rem;
  font-size: .92rem; background: var(--paper);
}
.spec-table thead th {
  text-align: left; font-family: var(--mono); font-size: .64rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-50);
  font-weight: 500; padding: 0 .9rem .6rem 0;
  border-bottom: 2px solid var(--ink); vertical-align: bottom;
}
.spec-table tbody td {
  padding: .78rem .9rem .78rem 0; border-bottom: var(--rule);
  vertical-align: top; color: var(--ink-80); line-height: 1.55;
}
.spec-table tbody tr:last-child td { border-bottom: none; }
.spec-table-compact tbody td { padding: .5rem .9rem .5rem 0; font-size: .89rem; }
.col-n { width: 3.2rem; color: var(--ink-50); font-family: var(--mono); font-size: .8rem; }
.col-count { width: 2.6rem; text-align: right; color: var(--ink-50); }

/* ══ SCREEN 3 — what arrives each month ═════════════════════════════════ */
.tabs { margin-top: 2rem; }
.tablist {
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px; background: var(--ink-08);
  border: var(--rule); border-radius: 9px 9px 0 0; overflow: hidden;
}
.tab {
  appearance: none; font: inherit; cursor: pointer; text-align: left;
  display: flex; flex-direction: column; gap: .3rem;
  padding: 1.05rem 1.1rem; background: var(--paper); color: var(--ink-60);
  border: none; border-bottom: 2px solid transparent;
  transition: background-color .18s var(--ease-out), color .18s var(--ease-out);
}
.tab:hover { background: var(--ink-04); color: var(--ink); }
.tab[aria-selected="true"] {
  background: var(--paper); color: var(--ink);
  border-bottom-color: var(--burgundy);
}
.tab-n {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .1em;
  color: var(--ink-45); font-weight: 500;
}
.tab[aria-selected="true"] .tab-n { color: var(--burgundy); }
.tab-name { font-size: .9rem; font-weight: 600; letter-spacing: -.005em; }

.tabpanel {
  border: var(--rule); border-top: none;
  border-radius: 0 0 9px 9px;
  padding: 1.9rem 1.75rem; background: var(--paper);
}
.panel-title { font-size: 1.16rem; margin-bottom: .7rem; letter-spacing: -.01em; }
.panel-text { font-size: .97rem; color: var(--ink-80); max-width: var(--measure); line-height: 1.6; }
.panel-ref {
  font-size: .72rem; color: var(--burgundy); margin: 1rem 0 0;
  padding-top: .8rem; border-top: var(--rule);
}

/* ══ SCREEN 4 — pricing ═════════════════════════════════════════════════ */
.price-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem; margin-bottom: 2rem;
}
.price-card {
  border: var(--rule); background: var(--paper);
  border-radius: 10px; padding: 1.85rem 1.8rem 1.7rem;
  display: flex; flex-direction: column;
  box-shadow: 0 1px 2px rgba(26, 26, 26, .04);
}
.price-for {
  font-size: .82rem; color: var(--ink-60); margin: 0 0 .55rem;
  line-height: 1.45; min-height: 2.4em;
}
.price-for strong { color: var(--ink-80); }
.price-name {
  font-size: 1.28rem; font-weight: 600; color: var(--ink);
  margin: 0 0 .9rem; letter-spacing: -.012em;
}
.price-per {
  font-family: var(--mono); font-size: 2rem; font-weight: 500;
  color: var(--ink); margin: 0 0 .3rem; line-height: 1.1;
  font-variant-numeric: tabular-nums; letter-spacing: -.02em;
}
.price-unit {
  display: block; font-family: var(--sans); font-size: .8rem;
  font-weight: 400; color: var(--ink-60); letter-spacing: 0; margin-top: .35rem;
}
.price-total {
  font-size: .93rem; color: var(--ink-70); margin: .7rem 0 1rem;
  padding-bottom: 1rem; border-bottom: var(--rule);
}
.price-total strong {
  color: var(--burgundy); font-family: var(--mono); font-size: .98rem;
}
.price-what { font-size: .91rem; color: var(--ink-70); margin-bottom: 1rem; line-height: 1.55; }
.price-terms {
  font-size: .78rem; color: var(--ink-50); margin-bottom: 1.3rem;
  font-family: var(--mono); letter-spacing: 0;
}
.price-card .buy { margin-bottom: .9rem; }
.price-fine { font-size: .78rem; color: var(--ink-50); line-height: 1.5; margin: 0; }

.price-note {
  font-size: .94rem; color: var(--ink-80); max-width: 78ch;
  padding-bottom: 2rem; margin-bottom: 2rem; border-bottom: var(--rule);
}

/* scope limit — the thing that matters for a QPPV */
.scope-limit {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.5rem; margin-bottom: 1.5rem;
}
.ticked, .crossed { list-style: none; padding: 0; margin: 0; }
.ticked li, .crossed li {
  padding: .6rem 0 .6rem 1.85rem; position: relative;
  border-bottom: var(--rule); font-size: .93rem; line-height: 1.55;
}
.ticked li:last-child, .crossed li:last-child { border-bottom: none; }
.ticked li::before {
  content: "✓"; position: absolute; left: 0; top: .6rem;
  color: var(--burgundy); font-weight: 700;
}
.crossed li::before {
  content: "×"; position: absolute; left: 0; top: .56rem;
  color: var(--ink-45); font-weight: 700; font-size: 1.08rem;
}
.scope-close {
  font-size: .99rem; color: var(--ink-80); max-width: 76ch;
  padding-top: 1.2rem; border-top: var(--rule);
}

/* ── contact ────────────────────────────────────────────────────────────── */
.contact-inner {
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: 3rem; align-items: center;
}
.cta-email { margin: 0; }
.cta-email a {
  font-family: var(--mono); font-size: clamp(1rem, 2.4vw, 1.35rem);
  color: var(--burgundy); text-decoration: none;
  border-bottom: 2px solid var(--burgundy); padding-bottom: .1em;
  transition: color .18s var(--ease-out), border-color .18s var(--ease-out);
  word-break: break-word;
}
.cta-email a:hover, .cta-email a:focus-visible {
  color: var(--burgundy-deep); border-color: var(--burgundy-deep);
}

/* ── footer ─────────────────────────────────────────────────────────────── */
.site-foot { border-top: 2px solid var(--ink); padding: 2.5rem 0 3rem; }
.foot-inner { display: flex; flex-direction: column; gap: .7rem; }
.foot-line { margin: 0; font-size: 1.02rem; color: var(--ink); font-weight: 600; }
.foot-note { margin: 0; font-size: .8rem; color: var(--ink-50); max-width: 76ch; line-height: 1.55; }
.foot-links {
  margin: .4rem 0 0; font-family: var(--mono); font-size: .72rem;
  color: var(--ink-50); display: flex; gap: .7rem; flex-wrap: wrap;
}
.foot-links a { color: var(--ink-70); text-decoration: none; border-bottom: 1px solid var(--ink-20); }
.foot-links a:hover, .foot-links a:focus-visible { color: var(--burgundy); border-color: var(--burgundy); }

/* ── scroll reveal — subtle, and never hides content ───────────────────── */
.reveal {
  opacity: 0; transform: translateY(12px);
  transition: opacity .55s var(--ease-out), transform .55s var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ══ reduced motion — everything visible, nothing moves ═══════════════════ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
  .buy:hover, .buy:focus-visible, .walk-step:hover, .tab:hover { transform: none; }
}

/* ── responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .proof-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proof-cell { padding-bottom: 1.1rem; }
  .proof-cell:nth-child(2n) { border-right: none; }
  .proof-cell:nth-child(-n+2) { border-bottom: var(--rule); }
  .walk-body { grid-template-columns: 1fr; }
  .walk-side { border-left: none; border-top: var(--rule); }
  .walk-side .text-link { margin-top: 0; }
  .tablist { grid-template-columns: repeat(2, minmax(0, 1fr)); border-radius: 9px 9px 0 0; }
  .tab { border-bottom: 1px solid var(--ink-08); }
  .tab[aria-selected="true"] { border-bottom-color: var(--burgundy); }
  .reconcile, .scope-limit, .price-grid { grid-template-columns: 1fr; gap: 2rem; }
  .contact-inner { grid-template-columns: 1fr; gap: 1.5rem; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .wrap { padding: 0 1.25rem; }
  .masthead { position: static; }
  .masthead-inner { padding-top: 1rem; padding-bottom: 1rem; }
  .masthead-nav { gap: 1rem; }
  .masthead-nav a { font-size: .78rem; }
  .hero-actions { gap: 1.1rem; }
  .buy-primary { width: 100%; text-align: center; }
  .walk-head { padding: 1.25rem 1.25rem 1.1rem; }
  .walk-nav { width: 100%; }
  .walk-step { flex: 1; min-width: 0; }
  .walk-panel { padding: 1.35rem 1.25rem; }
  .walk-facts > div { grid-template-columns: 1fr; gap: .2rem; }
  .tabpanel { padding: 1.5rem 1.25rem; }
  .tablist { grid-template-columns: 1fr; }
  .tab { flex-direction: row; align-items: baseline; gap: .7rem; padding: .85rem 1rem; }
  .price-card { padding: 1.5rem 1.25rem 1.4rem; }
  .price-for { min-height: 0; }
}

@media (max-width: 420px) {
  body { font-size: 15.5px; }
  .wrap { padding: 0 1rem; }
  .masthead-nav { display: none; }
  .proof-strip { grid-template-columns: 1fr; }
  .proof-cell { border-right: none !important; }
  .proof-cell:nth-child(-n+3) { border-bottom: var(--rule); }
  .figure { font-size: 2.1rem; }
}