.scale-section {
  padding-top: 140px;
  padding-bottom: 140px;
  border-top: 1px solid var(--line);
}

.scale-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.scale-card {
  min-height: 430px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 30px;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}

.scale-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.scale-top {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  align-items: flex-start;
  border-bottom: 1px solid var(--line);
  padding-bottom: 24px;
}

.scale-top span {
  font: 10px var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  max-width: 180px;
}

.scale-top strong {
  font: 500 clamp(42px, 5vw, 72px)/.9 var(--serif);
  color: var(--accent);
  letter-spacing: -.04em;
}

.scale-card h3 {
  font: 500 30px var(--serif);
  margin: 30px 0 10px;
}

.scale-card > p {
  color: var(--muted);
  font-size: 14px;
}

.scale-context {
  margin-top: auto;
  padding: 17px 0;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.scale-context span {
  font: 10px var(--mono);
  color: var(--accent);
  text-transform: uppercase;
}

.scale-context b {
  font: 500 11px var(--mono);
  color: var(--muted);
  text-align: right;
}

.scale-card > a {
  font: 11px var(--mono);
  color: var(--text);
  padding-top: 17px;
  border-top: 1px solid var(--line);
}

.scale-card > a:hover { color: var(--accent); }

.scale-guardrail {
  margin-top: 16px;
  border: 1px solid var(--line);
  padding: 26px 30px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 30px;
  background: linear-gradient(90deg, rgba(217,255,87,.06), transparent);
}

.scale-guardrail > span {
  font: 10px var(--mono);
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent);
}

.scale-guardrail p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.scale-guardrail strong { color: var(--text); }

.guardrail-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 18px;
}

.guardrail-sources a,
.archive-row p a {
  color: var(--text);
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .03em;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.guardrail-sources a:hover,
.archive-row p a:hover { color: var(--accent); }

.scale-footnote {
  font-size: 11px;
  color: var(--muted);
  max-width: 900px;
  margin: 24px 0 0;
}

.portrait-frame {
  background:
    radial-gradient(circle at 54% 25%, rgba(255, 255, 255, .12), transparent 34%),
    linear-gradient(155deg, #242726 0%, #111413 62%, #070908 100%);
}

.portrait-frame img {
  object-fit: cover;
  object-position: center top;
  transform: scale(1.62);
  transform-origin: 50% 8%;
  filter: grayscale(1) contrast(1.14) brightness(.91);
}

.portrait-panel:hover img {
  transform: scale(1.65);
  filter: grayscale(1) contrast(1.16) brightness(.94);
}

.apps-section {
  padding-top: 140px;
  padding-bottom: 140px;
  border-top: 1px solid var(--line);
}

.app-directory { border-top: 1px solid var(--line); }

.app-row {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 48px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.app-identity > span {
  display: block;
  margin-bottom: 7px;
  color: var(--accent);
  font: 10px var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.app-identity h3 {
  margin: 0 0 5px;
  font: 500 27px var(--serif);
}

.app-identity p { margin: 0; color: var(--muted); font-size: 13px; }

.store-links { display: flex; gap: 10px; }

.store-link {
  width: 162px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.store-link:hover,
.store-link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: var(--panel);
}

.store-link span,
.store-link strong { display: block; }
.store-link span { margin-bottom: 3px; color: var(--muted); font: 9px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.store-link strong { font-size: 12px; font-weight: 600; }

.apps-note {
  max-width: 920px;
  margin: 30px 0 0;
  padding-left: 18px;
  border-left: 2px solid var(--accent);
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 760px) {
  .scale-section { padding-top: 90px; padding-bottom: 90px; }
  .scale-grid { grid-template-columns: 1fr; }
  .scale-card { min-height: 390px; padding: 24px; }
  .scale-guardrail { grid-template-columns: 1fr; gap: 14px; padding: 24px; }
  .apps-section { padding-top: 90px; padding-bottom: 90px; }
  .app-row { grid-template-columns: 1fr; gap: 18px; }
  .store-links { display: grid; grid-template-columns: 1fr 1fr; }
  .store-link { width: auto; }
}