/* Shared first-pass shell for Etalon's public utility and product pages.
   Page-specific art direction comes later. This layer gives the current
   public routes the same width, hierarchy, panel grammar, and motion as the
   redesigned home, Lab offer, and account surfaces. */

.public-surface .wrap {
  max-width: none;
  width: min(100%, 1180px);
  padding-inline: 28px;
}

.public-surface main {
  min-height: calc(100vh - 360px);
  padding-block: 48px 88px;
}

.public-shell {
  animation: public-settle var(--dur-260) var(--ease) both;
}

@keyframes public-settle {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.public-hero {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(300px, 4fr);
  gap: 56px;
  align-items: end;
  padding: 20px 0 40px;
  border-bottom: 1px solid var(--quiet);
}

.public-kicker {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.public-hero h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(38px, 4.7vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.public-lead {
  max-width: 56ch;
  margin: 20px 0 0;
  color: var(--sec);
  font-size: 17px;
  line-height: 1.6;
}

.public-brief {
  border: 1px solid var(--chrome);
  border-radius: var(--radius-panel);
  background: var(--panel);
  overflow: hidden;
}

.public-brief-row {
  display: grid;
  grid-template-columns: minmax(100px, 0.7fr) minmax(0, 1.3fr);
  gap: 16px;
  padding: 14px 18px;
}

.public-brief-row + .public-brief-row { border-top: 1px solid var(--line); }
.public-brief-row span { color: var(--muted); font-size: var(--text-sm); }
.public-brief-row strong {
  min-width: 0;
  color: var(--text);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  overflow-wrap: anywhere;
}
.public-brief-row a { color: inherit; }

.public-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.public-panel {
  grid-column: span 6;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 1px solid var(--chrome);
  border-radius: var(--radius-panel);
  background: var(--panel);
  overflow: hidden;
}

.public-panel-wide { grid-column: 1 / -1; }
.public-panel-two-thirds { grid-column: span 8; }
.public-panel-one-third { grid-column: span 4; }

.public-panel-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  background: var(--head);
}

.public-panel-head h2,
.public-panel-head h3 {
  margin: 0;
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
}

.public-panel-head span {
  color: var(--muted);
  font-size: var(--text-sm);
  text-align: right;
}

.public-panel-body { padding: 22px; }
.public-panel-body > :first-child { margin-top: 0; }
.public-panel-body > :last-child { margin-bottom: 0; }
.public-panel-body p { max-width: 72ch; }

.public-panel .facts { margin: 0; }
.public-panel .facts th,
.public-panel .facts td { padding: 14px 22px; }
.public-panel .facts tr:last-child th,
.public-panel .facts tr:last-child td { border-bottom: 0; }

.public-state {
  margin-top: 24px;
  padding: 18px 22px;
  border-left: 1px solid var(--field);
  background: var(--panel);
}
.public-state p { margin-bottom: 6px; }
.public-state p:last-child { margin-bottom: 0; }

.public-empty {
  padding-top: 20px;
  border-top: 1px dashed var(--faint-mark);
}

.public-product-list {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.public-product {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
  gap: 32px;
  align-items: start;
  padding: 24px;
  border: 1px solid var(--chrome);
  border-radius: var(--radius-panel);
  background: var(--panel);
}
.public-product h2 { margin: 0 0 8px; font-size: var(--text-xl); }
.public-product p:last-child { margin-bottom: 0; }
.public-product .facts th,
.public-product .facts td { padding-block: 10px; }

.public-actions {
  margin-top: 24px;
}
.public-actions > :last-child { margin-bottom: 0; }

.public-code {
  max-width: 100%;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--raised);
  overflow-wrap: anywhere;
}
.public-code code { color: var(--sec); }

@media (max-width: 860px) {
  .public-hero { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .public-panel,
  .public-panel-two-thirds,
  .public-panel-one-third { grid-column: 1 / -1; }
  .public-product { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 640px) {
  .public-surface .wrap { padding-inline: 20px; }
  .public-surface main { padding-block: 30px 64px; }
  .public-hero { padding-top: 8px; }
  .public-hero h1 { font-size: var(--text-verdict); }
  .public-grid { grid-template-columns: minmax(0, 1fr); }
  .public-panel,
  .public-panel-wide,
  .public-panel-two-thirds,
  .public-panel-one-third { grid-column: 1; }
  .public-brief-row { grid-template-columns: minmax(0, 1fr); gap: 3px; }
  .public-panel .facts th,
  .public-panel .facts td { padding-inline: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .public-shell { animation: none; }
}