/* ProveWall direction B (pw_b templates), PWV1 theme + shell: docs/research/PWDESIGN1_RESEARCH.md card V1.
   Port of docs/research/pwdesign1/pwd.css onto the pw_b markup. Colour ONLY via site/design/tokens.css
   [data-theme="ogl3"] vars (+ --pw-accent for proof states). No remote fonts, no images, no third-party code.
   Phone fit (ops/pw_phone_gate.py): no horizontal scroll, every tap target >= 44 px, nav reachable at every
   width (menu popover below 1024 px), receipt rows and table rows restack as labelled cards below 600 px. */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--navy-950); color: var(--on-dark);
  font-family: "Inter Display", "Inter Tight", "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(55% 45% at 78% 12%, var(--ogl3-glow), transparent 70%),
    radial-gradient(35% 35% at 8% 70%, var(--ogl3-glow), transparent 70%),
    linear-gradient(var(--ogl3-grid) 1px, transparent 1px) 0 0 / 56px 56px,
    linear-gradient(90deg, var(--ogl3-grid) 1px, transparent 1px) 0 0 / 56px 56px,
    linear-gradient(180deg, var(--navy-900), var(--navy-950) 60%);
}
main { overflow-x: clip; } /* same as site/ogl3/ogl3.css:18: the 3D slot may bleed, never scroll */
svg { display: block; max-width: 100%; }
a { color: var(--accent-on-dark); text-decoration: none; }
a:hover { color: var(--on-dark); }
:focus-visible { outline: 2px solid var(--accent-on-dark); outline-offset: 3px; border-radius: 4px; }
.wrap { width: min(1200px, 100% - 40px); margin-inline: auto; }
.mono, .mono-line { font-family: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace; overflow-wrap: anywhere; }
.mono-line { font-size: 14px; color: var(--on-dark); }

.skip { position: absolute; left: -9999px; top: 0; }
.skip:focus {
  left: 12px; top: 12px; z-index: 99; display: inline-flex; align-items: center; min-height: 44px;
  padding: 0 16px; border-radius: 10px; background: var(--navy-900); color: var(--on-dark); border: 1px solid var(--ogl3-line);
}

/* type (ogl3 scale) */
h1, h2, h3 { margin: 0; font-weight: 600; color: var(--on-dark); overflow-wrap: break-word; }
h1 { font-size: clamp(38px, 6.2vw, 84px); line-height: 1; letter-spacing: -.045em; max-width: 15ch; margin: 0 0 18px; }
h2 { font-size: clamp(26px, 3.4vw, 44px); line-height: 1.06; letter-spacing: -.035em; max-width: 22ch; }
h3 { font-size: 19px; letter-spacing: -.02em; line-height: 1.25; }
.eyebrow {
  font: 600 13px/1.4 ui-monospace, Menlo, Consolas, monospace; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent-on-dark); margin: 0 0 16px;
}
.lede { font-size: clamp(17px, 1.5vw, 21px); color: var(--on-dark-2); max-width: 44ch; margin: 0 0 30px; }
.sub { color: var(--on-dark-2); max-width: 62ch; margin: 12px 0 0; }
.trust-line { font-size: 15px; color: var(--on-dark-2); max-width: 60ch; margin: 12px 0 0; }
.trust-line span, .sub span { overflow-wrap: anywhere; }

/* chrome: sticky smoked-glass bar */
.top {
  position: sticky; top: 0; z-index: 40; background: var(--ogl3-smoke);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border-bottom: 1px solid var(--ogl3-line-soft);
}
.top .inner { display: flex; align-items: center; gap: 16px; height: 64px; }
.brand {
  display: inline-flex; align-items: center; gap: 10px; min-height: 44px; flex: none;
  color: var(--on-dark); font-weight: 650; letter-spacing: -.02em; font-size: 18px;
}
.brand-mark { width: 26px; height: 26px; }
.brand-mark .bm1 { fill: var(--navy-700); stroke: var(--accent-on-dark); stroke-width: 1.4; }
.brand-mark .bm2 { fill: var(--pw-accent); }
.nav { display: none; gap: 4px; margin-left: 12px; }
.nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px; color: var(--on-dark-2); font-size: 15px; border-radius: 8px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--on-dark); }
.nav a[aria-current="page"] { background: var(--ogl3-glass); }
.top .top-cta { margin-left: auto; }
.menu-btn {
  display: inline-flex; align-items: center; gap: 10px; min-height: 44px; min-width: 44px; padding: 0 14px; flex: none;
  border-radius: 10px; border: 1px solid var(--ogl3-line); background: var(--ogl3-glass); color: var(--on-dark);
  font: inherit; font-size: 15px; font-weight: 600; line-height: 1; cursor: pointer;
}
.menu-btn::before {
  content: ""; width: 16px; height: 2px; border-radius: 1px; background: currentColor;
  box-shadow: 0 -5px 0 currentColor, 0 5px 0 currentColor;
}
/* below 1024 px the Primary nav moves into a popover (no script: popovertarget opens it, Esc / outside tap closes) */
.menu {
  position: fixed; inset: 64px 0 auto 0; margin: 0; width: auto; max-height: calc(100dvh - 64px); overflow-y: auto;
  padding: 8px 20px 20px; border: 0; border-bottom: 1px solid var(--ogl3-line); background: var(--navy-900); color: var(--on-dark);
  box-shadow: var(--ogl3-shadow);
}
.menu:popover-open { display: grid; gap: 0; }
.menu a:not(.btn) {
  display: flex; align-items: center; min-height: 48px; border-bottom: 1px solid var(--ogl3-line-soft);
  color: var(--on-dark); font-size: 17px;
}
.menu a[aria-current="page"] { color: var(--pw-accent); }
.menu .btn { margin-top: 14px; justify-self: start; }
@media (min-width: 1024px) {
  .nav { display: flex; }
  .menu-btn, .menu { display: none; }
  .menu:popover-open { display: none; }
}
@media (max-width: 1023px) {
  .menu-btn { margin-left: 8px; }
  .top .top-cta + .menu-btn { margin-left: 0; }
}
@media (max-width: 479px) {
  .top .top-cta { display: none; }
  .menu-btn { margin-left: auto; }
}

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 18px;
  border-radius: 10px; border: 1px solid var(--ogl3-line); background: var(--ogl3-glass); color: var(--on-dark);
  font: inherit; font-size: 15px; font-weight: 600; line-height: 1.2; text-align: center; cursor: pointer;
}
.btn:hover { border-color: var(--accent-on-dark); color: var(--on-dark); }
.btn-primary, .btn-on-dark {
  background: var(--accent); border-color: var(--accent); color: var(--paper); box-shadow: 0 0 28px var(--ogl3-glow-strong);
}
.btn-primary:hover, .btn-on-dark:hover { color: var(--paper); border-color: var(--accent-on-dark); }
.btn:disabled { background: transparent; border-style: dashed; color: var(--on-dark-2); box-shadow: none; cursor: not-allowed; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 22px; }

/* home hero: copy left, CSS-3D sealed slab stack right (owner poster A1 replaces it; manifest entries=[] today) */
.hero { position: relative; isolation: isolate; padding: 88px 0 64px; }
.hero .wrap { position: relative; }
@media (min-width: 1180px) {
  .hero .wrap::after {
    content: ""; position: absolute; z-index: -1; top: -10px; right: 40px; width: 300px; height: 300px; pointer-events: none;
    border-radius: 22px; border: 1px solid var(--ogl3-line);
    background:
      radial-gradient(circle at 50% 50%, transparent 0 26%, var(--pw-accent) 26.5% 27.5%, transparent 28.5%),
      linear-gradient(135deg, var(--ogl3-glass-top), var(--ogl3-glass) 55%, var(--ogl3-glass-side));
    box-shadow: var(--ogl3-top-glow), 0 46px 0 -2px var(--ogl3-glass), 0 92px 0 -4px var(--ogl3-glass-side), 0 138px 0 -6px var(--ogl3-glass-side);
    transform: perspective(1400px) rotateX(58deg) rotateZ(-38deg);
  }
  .hero h1, .hero .lede, .hero .trust-line { max-width: min(15ch, 62%); }
  .hero .lede, .hero .trust-line { max-width: min(48ch, 62%); }
}
@media (min-width: 1180px) and (prefers-reduced-motion: no-preference) {
  .hero .wrap::after { animation: pw-float 9s ease-in-out infinite; }
  @keyframes pw-float { 50% { transform: perspective(1400px) rotateX(58deg) rotateZ(-38deg) translateZ(14px); } }
}

/* screener console */
.screen-panel { padding: 0 0 72px; }
.screen-card {
  position: relative; border-radius: 18px; border: 1px solid var(--ogl3-line); background: var(--ogl3-smoke);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); box-shadow: var(--ogl3-shadow); padding: 24px; margin-top: 28px;
}
.screen-card h2 { font-size: clamp(22px, 2.4vw, 30px); margin: 0 0 8px; }
.hint { color: var(--on-dark-2); font-size: 15px; margin: 0 0 18px; }
.screen-form { display: grid; gap: 14px; grid-template-columns: 1fr; align-items: end; }
@media (min-width: 860px) { .screen-form { grid-template-columns: 180px minmax(0, 1fr) auto; } }
.field { display: grid; gap: 6px; font-size: 14px; color: var(--on-dark-2); min-width: 0; }
.field input, .field select {
  width: 100%; min-height: 48px; font: inherit; font-size: 16px; padding: 0 14px; border-radius: 10px;
  border: 1px solid var(--ogl3-line); background: var(--navy-950); color: var(--on-dark);
}
.field input::placeholder { color: var(--on-dark-3); }
.screen-form .btn { min-height: 48px; }

.result { margin-top: 20px; display: none; border: 1px solid var(--ogl3-line); border-radius: 14px; overflow: hidden; background: var(--navy-950); }
.result.is-on { display: grid; grid-template-columns: 6px minmax(0, 1fr); }
.result-stripe { background: var(--accent-on-dark); }
.result[data-sev="proven"] .result-stripe { background: var(--pw-accent); }
.result[data-sev="honeypot"] .result-stripe { background: var(--down); }
.result[data-sev="caution"] .result-stripe, .result[data-sev="unverified"] .result-stripe { background: var(--warn); }
.result[data-sev="unknown"] .result-stripe { background: var(--navy-700); }
.result-body { padding: 18px; min-width: 0; }
.result-top { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 8px; }
.result-note { color: var(--on-dark-2); margin: 8px 0; }
.evidence { list-style: none; padding: 0; margin: 12px 0; display: grid; gap: 4px; }
.evidence li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 12px; padding: 8px 0; border-bottom: 1px solid var(--ogl3-line-soft); font-size: 14px; }
.evidence .k { color: var(--on-dark-2); }
.evidence .v { color: var(--on-dark); font-family: ui-monospace, Menlo, Consolas, monospace; overflow-wrap: anywhere; min-width: 0; }
.disclaimer { font-size: 14px; color: var(--on-dark-2); margin: 12px 0 0; }
.result-links { font-size: 15px; margin-top: 12px; }
.result-links a { display: inline-flex; align-items: center; min-height: 44px; }
.result-links.is-hidden { display: none; }

/* verdict chips (proof states only use --pw-accent) */
.sev-chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 999px; white-space: nowrap;
  font: 600 12px/22px ui-monospace, Menlo, Consolas, monospace; letter-spacing: .04em; text-transform: uppercase;
  color: var(--on-dark); background: var(--navy-700); border: 1px solid var(--ogl3-line);
}
.result[data-sev="proven"] .sev-chip, .card[data-sev="proven"] .sev-chip {
  color: var(--pw-accent); background: rgba(61, 220, 151, .12); border-color: rgba(61, 220, 151, .4);
}
.result[data-sev="honeypot"] .sev-chip, .card[data-sev="honeypot"] .sev-chip { color: var(--on-dark); background: var(--down); border-color: var(--down); }
.result[data-sev="caution"] .sev-chip, .card[data-sev="caution"] .sev-chip,
.result[data-sev="unverified"] .sev-chip, .card[data-sev="unverified"] .sev-chip { color: var(--on-dark); background: var(--warn); border-color: var(--warn); }

/* class contract (PWDESIGN1 (5)): markup from C2/C3 emits these; docs/research/pwdesign1/pwd.css is the reference rendering */
/* hero split: the verify console IS the product visual */
.hero .grid { display: grid; grid-template-columns: 1.02fr 1fr; gap: 48px; align-items: center; }
.stage { position: relative; min-height: 520px; display: grid; place-items: center; perspective: 1400px; }
.lib3d { position: absolute; inset: -40px -60px 0 30%; display: grid; place-items: start end; pointer-events: none; }
.lib3d .slot-note { position: absolute; bottom: -28px; right: 60px; font: 12px/1.3 ui-monospace, Menlo, monospace; color: var(--on-dark-3); }
.stage .console { justify-self: start; margin-top: 120px; }
/* CSS-3D fallback: a stack of sealed receipt slabs (static; motion is card V4) */
.vault { position: relative; width: 340px; height: 340px; transform-style: preserve-3d; transform: rotateX(62deg) rotateZ(-38deg); }
.slab {
  position: absolute; inset: 0; border-radius: 22px; border: 1px solid var(--ogl3-line);
  background: linear-gradient(135deg, var(--ogl3-glass-top), var(--ogl3-glass) 55%, var(--ogl3-glass-side)); box-shadow: var(--ogl3-shadow);
}
.slab:nth-child(1) { transform: translateZ(0); opacity: .55; }
.slab:nth-child(2) { transform: translateZ(46px); opacity: .7; }
.slab:nth-child(3) { transform: translateZ(92px); opacity: .85; }
.slab:nth-child(4) { transform: translateZ(138px); box-shadow: var(--ogl3-top-glow); }
.slab:nth-child(4)::after {
  content: ""; position: absolute; inset: 34%; border-radius: 50%; border: 2px solid var(--pw-accent); box-shadow: 0 0 40px var(--pw-accent); opacity: .7;
}

/* verify console */
.console {
  position: relative; z-index: 1; width: min(460px, 100%); border-radius: 18px; border: 1px solid var(--ogl3-line);
  background: var(--ogl3-smoke); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); box-shadow: var(--ogl3-shadow); padding: 20px 20px 18px;
}
.console header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.console header .t { font-size: 14px; color: var(--on-dark-2); }
.kv { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 6px 12px; font-size: 14px; margin: 0; }
.kv dt { color: var(--on-dark-2); }
.kv dd { margin: 0; font-family: ui-monospace, Menlo, Consolas, monospace; overflow-wrap: anywhere; min-width: 0; }
.verdict {
  display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 999px; white-space: nowrap;
  font: 600 13px/22px ui-monospace, Menlo, Consolas, monospace;
}
.v-ok { color: var(--pw-accent); background: rgba(61, 220, 151, .12); border: 1px solid rgba(61, 220, 151, .4); }
.v-hp { color: var(--on-dark); background: var(--down); border: 1px solid var(--down); }
.bytes {
  margin: 14px 0 0; padding: 10px 12px; border-radius: 10px; background: var(--navy-950); border: 1px solid var(--ogl3-line-soft);
  font: 12px/1.5 ui-monospace, Menlo, Consolas, monospace; color: var(--on-dark-2); overflow-wrap: anywhere; max-height: 74px; overflow: hidden;
}
.bytes b { color: var(--on-dark); font-weight: 600; }
.state { display: flex; align-items: center; gap: 10px; margin-top: 14px; padding: 12px 14px; border-radius: 12px; font-weight: 600; }
.state .s-bad { display: none; }
.state.ok { background: rgba(61, 220, 151, .1); border: 1px solid rgba(61, 220, 151, .35); color: var(--pw-accent); }
.state.bad { background: rgba(179, 38, 30, .18); border: 1px solid var(--down); color: var(--on-dark); }
.state.bad .s-ok { display: none; }
.state.bad .s-bad { display: inline; }

/* proof strip: every number build-computed; a missing value renders "unavailable", never 0 */
.strip { border-block: 1px solid var(--ogl3-line-soft); background: var(--ogl3-glass); }
.strip .inner { display: grid; grid-template-columns: repeat(5, 1fr); }
.strip .cell { padding: 22px 18px; border-left: 1px solid var(--ogl3-line-soft); min-width: 0; }
.strip .cell:first-child { border-left: 0; }
.strip .n { font-size: 30px; font-weight: 600; letter-spacing: -.03em; }
.strip .l { font-size: 13px; color: var(--on-dark-2); }
.archive {
  display: inline-flex; gap: 8px; align-items: center; padding: 3px 10px; border-radius: 999px; font: 600 12px/20px ui-monospace, Menlo, Consolas, monospace;
  color: var(--on-dark); background: var(--navy-700); border: 1px solid var(--ogl3-line);
}

/* token card parts: one spark cell per receipt (green SELLABLE, red HONEYPOT) */
.card .head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.card .head > div { min-width: 0; }
.card .head .verdict { flex: none; }
.card .addr { font: 14px/1.4 ui-monospace, Menlo, Consolas, monospace; color: var(--on-dark); overflow-wrap: anywhere; }
.card .chain { font: 12px/1 ui-monospace, Menlo, Consolas, monospace; color: var(--on-dark-2); margin-top: 6px; }
.spark { display: flex; gap: 3px; height: 22px; align-items: flex-end; }
.spark i { flex: 1; height: 100%; border-radius: 2px; background: var(--pw-accent); opacity: .85; }
.spark i.hp { background: var(--down); }
.card .kv { grid-template-columns: 1fr 1fr; }
.card footer { display: flex; gap: 10px; flex-wrap: wrap; }
.card.hp { border-color: var(--down); }
.card.open { grid-column: 1 / -1; }
@media (max-width: 960px) {
  .hero .grid { grid-template-columns: 1fr; }
  .stage { min-height: 460px; }
  .strip .inner { grid-template-columns: repeat(2, 1fr); }
  .strip .cell { border-left: 0; border-top: 1px solid var(--ogl3-line-soft); }
  .strip .cell:last-child { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .vault { width: 220px; height: 220px; }
  .stage { min-height: 0; padding: 0 0 36px; }
  .lib3d { inset: 20px -20px auto 35%; height: 240px; }
  .lib3d .slot-note { display: none; }
  .stage .console { margin-top: 150px; }
  .bytes { max-height: none; }
  .kv { grid-template-columns: 92px minmax(0, 1fr); }
}

/* bands */
.band { padding: 88px 0; }
.band-top { padding-top: 64px; }
.band-dark { border-top: 1px solid var(--ogl3-line-soft); background: var(--ogl3-glass); }
.band h2 { margin: 0 0 8px; }
.band-cta { margin: 28px 0 0; }

/* token cards (wall + home teaser) */
.deck, .cards { display: grid; gap: 16px; margin-top: 28px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.card {
  min-width: 0; display: flex; flex-direction: column; gap: 12px; padding: 20px; border-radius: 18px;
  border: 1px solid var(--ogl3-line); background: var(--ogl3-glass); color: var(--on-dark);
}
.card.is-hidden { display: none; }
.card[data-sev="honeypot"] { border-color: var(--down); }
.card .meta { display: flex; justify-content: space-between; gap: 8px; font: 12px/1.4 ui-monospace, Menlo, Consolas, monospace; color: var(--on-dark-2); }
.card h3 { font-size: 16px; }
.card h3 a { display: inline-flex; align-items: center; min-height: 44px; color: var(--on-dark); overflow-wrap: anywhere; }
.card h3 a:hover { color: var(--accent-on-dark); }
.card .result-top { margin: 0; }
.facts { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 14px; margin: 0; font-size: 14px; }
.facts dt { color: var(--on-dark-2); }
.facts dd { margin: 0; font-family: ui-monospace, Menlo, Consolas, monospace; overflow-wrap: anywhere; min-width: 0; }
.card > .btn { align-self: flex-start; }
.card .sig { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; color: var(--on-dark-2); }

/* receipts: a row per signed receipt; below 600 px each row is a labelled card */
.receipts { border-top: 1px solid var(--ogl3-line-soft); }
.receipts summary { display: flex; align-items: center; min-height: 44px; cursor: pointer; color: var(--accent-on-dark); font-size: 15px; font-weight: 600; }
.receipts ol { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 8px; }
.receipt {
  min-width: 0; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--ogl3-line-soft); background: var(--navy-950);
  font: 13px/1.5 ui-monospace, Menlo, Consolas, monospace; color: var(--on-dark-2); overflow-wrap: anywhere;
}
.receipt > .mono { color: var(--on-dark); font-weight: 600; margin-right: 8px; }
@media (max-width: 599px) {
  .receipt::before {
    content: "Signed receipt"; display: block; margin-bottom: 2px;
    font: 600 11px/1.4 ui-monospace, Menlo, Consolas, monospace; letter-spacing: .1em; text-transform: uppercase; color: var(--on-dark-2);
  }
  .receipt > .mono { display: block; margin: 0 0 2px; }
}
/* in-browser verify UI injected by assets/pw_verify.js (card C3) */
.pw-v { display: grid; gap: 8px; margin-top: 10px; font-family: inherit; }
.pw-v-btn {
  justify-self: start; min-height: 44px; padding: 0 16px; border-radius: 10px; border: 1px solid var(--ogl3-line);
  background: var(--ogl3-glass); color: var(--on-dark); font: inherit; font-size: 14px; font-weight: 600; line-height: 1.2; cursor: pointer;
}
.pw-v-tamper-label { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: var(--on-dark-2); cursor: pointer; }
.pw-v-tamper { width: 20px; height: 20px; accent-color: var(--down); }
.pw-v-status { display: block; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--ogl3-line); color: var(--on-dark); font-weight: 600; }
[data-pw-result="valid"] .pw-v-status { color: var(--pw-accent); border-color: rgba(61, 220, 151, .4); background: rgba(61, 220, 151, .1); }
[data-pw-result="invalid"] .pw-v-status { border-color: var(--down); background: rgba(179, 38, 30, .18); }
.pw-v-fields { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 12px; margin: 0; }
.pw-v-fields dt { color: var(--on-dark-2); }
.pw-v-fields dd { margin: 0; color: var(--on-dark); min-width: 0; }
.pw-v-replay { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; color: var(--on-dark); }
.pw-v-replay:empty { display: none; }
.pw-v-caveat { margin: 0; padding-left: 18px; color: var(--on-dark-2); }

/* filters */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.chip {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border-radius: 999px;
  border: 1px solid var(--ogl3-line); background: transparent; color: var(--on-dark-2); font: inherit; font-size: 15px; cursor: pointer;
}
.chip:hover { color: var(--on-dark); }
.chip.is-on, .chip[aria-pressed="true"] { background: var(--navy-700); color: var(--on-dark); border-color: var(--accent-on-dark); }

.empty {
  grid-column: 1 / -1; border: 1px dashed var(--ogl3-line); border-radius: 18px; padding: 24px;
  background: var(--ogl3-glass); color: var(--on-dark-2);
}
.empty h3 { margin: 0 0 8px; }
.empty p { margin: 0; }

/* incidents table; below 600 px each row restacks as a labelled card */
.table-wrap { margin: 28px 0 0; }
.data { width: 100%; border-collapse: collapse; font-size: 15px; }
.data th, .data td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--ogl3-line-soft); vertical-align: top; overflow-wrap: anywhere; }
.data th { color: var(--on-dark-2); font-weight: 500; font-size: 13px; }
.data .muted { color: var(--on-dark-2); }
.data a { display: inline-flex; align-items: center; min-height: 44px; margin-block: -12px; }
@media (max-width: 599px) {
  .data thead { display: none; }
  .data, .data tbody, .data tr, .data td { display: block; width: 100%; }
  .data tr { margin: 0 0 12px; padding: 10px 14px; border-radius: 14px; border: 1px solid var(--ogl3-line); background: var(--ogl3-glass); }
  .data td { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: 10px; padding: 6px 0; }
  .data td:last-child { border-bottom: 0; }
  .data td::before { color: var(--on-dark-2); font: 600 12px/1.9 ui-monospace, Menlo, Consolas, monospace; text-transform: uppercase; letter-spacing: .06em; }
  .data td:nth-child(1)::before { content: "Year"; }
  .data td:nth-child(2)::before { content: "Incident"; }
  .data td:nth-child(3)::before { content: "Class"; }
  .data td:nth-child(4)::before { content: "Loss"; }
  .data td:nth-child(5)::before { content: "Status"; }
  .data td:nth-child(6)::before { content: "Page"; }
  .data td[colspan] { display: block; }
  .data td[colspan]::before { content: none; }
  .data a { margin-block: 0; }
}

/* how: method strip */
.steps { display: grid; gap: 16px; margin: 32px 0; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); counter-reset: m; }
.step {
  display: grid; grid-template-columns: 1fr; gap: 0; padding: 22px; border-radius: 16px;
  border: 1px solid var(--ogl3-line-soft); background: var(--ogl3-glass);
}
.step::before {
  counter-increment: m; content: "[0" counter(m) "]"; display: block; margin-bottom: 14px;
  font: 600 13px/1 ui-monospace, Menlo, Consolas, monospace; color: var(--accent-on-dark);
}
.step > div:first-child { display: none; }
.step h2 { font-size: 20px; margin: 0 0 8px; }
.step p { margin: 0; color: var(--on-dark-2); font-size: 15px; }
.callout { border: 1px solid var(--ogl3-line); border-radius: 18px; padding: 24px; margin: 16px 0; background: var(--ogl3-glass); }
.callout h2 { font-size: 20px; margin: 0 0 8px; }
.callout p { margin: 0; color: var(--on-dark-2); }
.callout code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .92em; }

/* footer */
.foot { border-top: 1px solid var(--ogl3-line-soft); padding: 48px 0 40px; margin-top: 48px; color: var(--on-dark-2); font-size: 15px; }
.foot .inner { display: grid; gap: 28px; grid-template-columns: 1fr; margin-bottom: 28px; }
@media (min-width: 860px) { .foot .inner { grid-template-columns: 1.4fr 1fr 1fr; } }
.foot-title { font-size: 14px; margin: 0 0 8px; letter-spacing: 0; }
.foot-lede { color: var(--on-dark-2); margin: 0; max-width: 36ch; }
.foot ul { list-style: none; padding: 0; margin: 0; }
.foot li { margin: 0; }
.foot a { display: inline-flex; align-items: center; min-height: 44px; color: var(--on-dark-2); }
.foot a:hover { color: var(--on-dark); }
.legal { font-size: 13px; color: var(--on-dark-2); margin: 0; }

@media (max-width: 599px) {
  .hero { padding: 48px 0 40px; }
  .band { padding: 64px 0; }
  .band-top { padding-top: 40px; }
  .screen-card { padding: 18px; }
  .card { padding: 16px; }
}
/* short cover screens (Galaxy Z Flip cover 360x298 / 474x448): smaller display type so the first screen still reads */
@media (max-height: 500px) and (max-width: 600px) {
  h1 { font-size: 32px; }
  .hero { padding: 28px 0 28px; }
  .band-top { padding-top: 28px; }
}

/* PWB4: home hero receipt card + stats band + classes filter + pricing/tools */
.hero-receipt {
  display: grid; gap: 10px; width: min(100%, 420px); margin: 28px 0 0; padding: 20px 22px;
  border-radius: 18px; border: 1px solid var(--ogl3-line); background: var(--navy-950);
  box-shadow: var(--ogl3-shadow); color: var(--on-dark);
}
.hero-receipt-seal { color: var(--pw-accent); }
.hero-receipt-kicker {
  margin: 0; font: 600 12px/1.4 ui-monospace, Menlo, Consolas, monospace;
  letter-spacing: .08em; text-transform: uppercase; color: var(--on-dark-2);
}
.hero-receipt-id { margin: 0; font-size: 18px; font-weight: 650; overflow-wrap: anywhere; }
.hero-receipt-facts {
  display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 14px; margin: 4px 0 8px; font-size: 14px;
}
.hero-receipt-facts dt { color: var(--on-dark-2); }
.hero-receipt-facts dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.hero-receipt .btn { justify-self: start; }
.stats-band { border-block: 1px solid var(--ogl3-line-soft); background: var(--ogl3-glass); }
.stats-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
}
.stat-cell { padding: 28px 18px; border-left: 1px solid var(--ogl3-line-soft); min-width: 0; }
.stat-cell:first-child { border-left: 0; }
.stat-cell .n { display: block; font-size: clamp(22px, 3vw, 34px); font-weight: 600; letter-spacing: -.03em; overflow-wrap: anywhere; }
.stat-cell .l { display: block; margin-top: 6px; font-size: 13px; color: var(--on-dark-2); }
.class-controls { display: grid; gap: 16px; margin-top: 24px; }
.class-filter-label { max-width: 420px; }
#class-body tr.is-hidden { display: none; }
.badge {
  display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px; border-radius: 999px;
  font: 600 12px/1 ui-monospace, Menlo, Consolas, monospace; letter-spacing: .04em; text-transform: uppercase;
  color: var(--pw-accent); background: rgba(61, 220, 151, .12); border: 1px solid rgba(61, 220, 151, .4);
}
.subhead { font-size: clamp(22px, 2.6vw, 32px); margin: 40px 0 16px; }
.price-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }
.price-card > .chip {
  align-self: flex-start; width: fit-content; min-height: 28px; padding: 0 10px; cursor: default;
  font-size: 12px; font-weight: 600; color: var(--accent-on-dark); border: 1px solid var(--ogl3-line); background: var(--ogl3-glass);
}
.price-card .price { font-size: 28px; font-weight: 600; letter-spacing: -.03em; margin: 8px 0; }
.price-card .price small { font-size: 14px; color: var(--on-dark-2); font-weight: 500; }
.tier-list { margin: 0 0 14px; padding-left: 18px; color: var(--on-dark-2); }
.note-small { font-size: 13px; color: var(--on-dark-2); margin: 10px 0 0; }
.wl { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.wl input[type="email"] {
  min-height: 44px; min-width: min(100%, 220px); flex: 1; padding: 0 12px; border-radius: 10px;
  border: 1px solid var(--ogl3-line); background: var(--navy-950); color: var(--on-dark); font: inherit;
}
.wl .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.prose .std { display: grid; gap: 10px; margin: 18px 0; }
.prose .std dt { font-weight: 650; color: var(--on-dark); }
.prose .std dd { margin: 0; color: var(--on-dark-2); }
.tool-form { display: grid; gap: 14px; margin: 24px 0; max-width: 640px; }
.u-none { display: none; }
.u-mw280 { min-width: min(100%, 280px); }
@media (max-width: 860px) {
  .stats-grid { grid-template-columns: 1fr; }
  .stat-cell { border-left: 0; border-top: 1px solid var(--ogl3-line-soft); }
  .stat-cell:first-child { border-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}