/* Trust protocol + compact profile ledger — project-native neo editorial layer. */

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

.trust-ledger {
  position: relative;
  align-items: start;
}

.trust-ledger-heading {
  display: grid;
  gap: var(--neo-space-4);
}

.trust-ledger-heading h2 {
  margin-top: 0;
}

.trust-ledger-lede {
  max-width: 29rem;
  color: var(--neo-muted);
  font-size: 0.92rem;
}

.trust-ledger-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--neo-space-4);
  margin-top: var(--neo-space-4);
  border-top: var(--neo-border) solid var(--neo-ink);
  border-bottom: var(--neo-border-thin) solid var(--neo-ink);
  padding: var(--neo-space-3) 0;
  font-family: var(--neo-font-mono);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.trust-ledger-status strong {
  color: var(--neo-purple);
  font-size: 0.82rem;
}

.trust-flow {
  position: relative;
  gap: 0;
  border-top: var(--neo-border-heavy) solid var(--neo-ink);
}

.trust-flow::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 3.35rem;
  width: var(--neo-border-thin);
  background: var(--neo-ink);
  content: "";
}

.trust-flow article {
  --trust-accent: var(--neo-green);
  position: relative;
  grid-template-columns: 5.4rem minmax(0, 1fr);
  gap: var(--neo-space-6);
  border: 0;
  border-bottom: var(--neo-border-heavy) solid var(--neo-ink);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: clamp(1.5rem, 4vw, 2.4rem) 0;
  transition: background-color var(--neo-duration-base) ease, transform var(--neo-duration-base) var(--neo-ease-out);
}

.trust-flow article[data-principle="anonymous"] { --trust-accent: var(--neo-purple); }
.trust-flow article[data-principle="offline"] { --trust-accent: var(--neo-yellow); }
.trust-flow article:nth-child(2),
.trust-flow article:nth-child(3) { background: transparent; }

.trust-flow article:hover {
  background: color-mix(in srgb, var(--trust-accent) 9%, transparent);
  box-shadow: none;
  transform: translateX(0.35rem);
}

.trust-node {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: var(--neo-space-2);
}

.trust-node .principle-index {
  width: 2.9rem;
  height: 2.9rem;
  display: grid;
  place-items: center;
  border: var(--neo-border) solid var(--neo-ink);
  border-radius: 50%;
  background: var(--trust-accent);
  box-shadow: var(--neo-shadow-xs);
  color: var(--neo-ink);
}

.trust-node > span:last-child {
  max-width: 4.8rem;
  background: var(--neo-cream);
  font-size: 0.66rem;
  font-weight: 850;
  text-align: center;
}

.principle-copy {
  min-width: 0;
  padding-right: var(--neo-space-3);
}

.principle-kicker {
  color: var(--neo-purple-dark) !important;
  font-family: var(--neo-font-mono);
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.trust-flow .principle-copy h3 {
  margin-top: var(--neo-space-2);
  font-size: clamp(1.5rem, 3vw, 2.05rem);
}

.trust-flow .principle-copy > p:not(.principle-kicker) {
  margin-top: var(--neo-space-3);
}

.principle-proof {
  display: flex;
  flex-wrap: wrap;
  gap: var(--neo-space-2);
  margin-top: var(--neo-space-4);
  list-style: none;
}

.principle-proof li {
  min-height: 2rem;
  display: inline-flex;
  align-items: center;
  border: var(--neo-border-thin) solid var(--neo-ink);
  border-radius: var(--neo-radius-pill);
  background: var(--neo-paper);
  padding: 0.28rem 0.7rem;
  font-size: 0.7rem;
  font-weight: 800;
}

/* Profile passport */
.profile-page .page-shell {
  display: grid;
  gap: clamp(2.2rem, 5vw, 4rem);
}

.profile-page .profile-hero {
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.7fr);
  align-items: stretch;
  gap: clamp(1.4rem, 3vw, 2.5rem);
  background: var(--neo-purple);
  padding: clamp(1.6rem, 4vw, 3rem);
}

.profile-page .profile-identity {
  align-self: center;
}

.profile-page .profile-identity h1 {
  margin: var(--neo-space-4) 0;
  font-size: clamp(3.1rem, 7vw, 5.8rem);
}

.profile-passport {
  display: grid;
  align-content: start;
  border: var(--neo-border) solid var(--neo-ink);
  border-radius: var(--neo-radius-card);
  background: var(--neo-paper);
  box-shadow: var(--neo-shadow-sm);
  color: var(--neo-ink);
  overflow: hidden;
}

.profile-passport-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--neo-space-3);
  border-bottom: var(--neo-border) solid var(--neo-ink);
  background: var(--neo-yellow);
  padding: var(--neo-space-3) var(--neo-space-4);
  font-family: var(--neo-font-mono);
  font-size: 0.7rem;
  font-weight: 900;
}

.profile-page .profile-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
}

.profile-page .profile-facts div {
  min-width: 0;
  border-bottom: var(--neo-border-thin) solid var(--neo-ink);
  padding: 0.75rem 0.9rem;
}

.profile-page .profile-facts div:nth-child(odd) {
  border-right: var(--neo-border-thin) solid var(--neo-ink);
}

.profile-page .profile-facts dt {
  color: var(--neo-muted);
  font-size: 0.65rem;
  font-weight: 750;
}

.profile-page .profile-facts dd {
  margin-top: 0.16rem;
  font-size: 0.82rem;
  font-weight: 850;
}

.profile-verification {
  display: flex;
  align-items: center;
  gap: var(--neo-space-2);
  padding: 0.75rem 0.9rem;
  color: var(--neo-muted);
  font-size: 0.72rem;
  font-weight: 750;
}

.profile-verification span {
  width: 0.7rem;
  height: 0.7rem;
  border: var(--neo-border-thin) solid var(--neo-ink);
  border-radius: 50%;
  background: var(--neo-green);
}

.profile-connections-action {
  grid-column: 1 / -1;
  justify-self: end;
  margin-top: calc(-1 * var(--neo-space-2));
}

.profile-page .content-section.signal-ledger {
  margin-top: 0;
}

.signal-ledger-heading {
  align-items: end;
  margin-bottom: var(--neo-space-6);
}

.signal-ledger-heading > div > p:last-child {
  max-width: 46rem;
  margin-top: var(--neo-space-3);
  color: var(--neo-muted);
}

.signal-source-stack {
  display: grid;
  gap: var(--neo-space-4);
}

.signal-source {
  border: var(--neo-border-heavy) solid var(--neo-ink);
  border-radius: var(--neo-radius-card);
  background: var(--neo-paper);
  box-shadow: var(--neo-shadow-sm);
  overflow: hidden;
}

.signal-source[data-source="duolingo"] { --source-color: var(--neo-yellow); }
.signal-source[data-source="keep"] { --source-color: var(--neo-green); }
.signal-source[data-source="derived"] { --source-color: var(--neo-purple); }

.signal-source summary {
  min-height: 5rem;
  display: grid;
  grid-template-columns: 7rem minmax(0, 1fr) auto auto;
  align-items: center;
  gap: var(--neo-space-4);
  background: color-mix(in srgb, var(--source-color) 16%, var(--neo-paper));
  cursor: pointer;
  list-style: none;
  padding: var(--neo-space-4) var(--neo-space-5);
}

.signal-source summary::-webkit-details-marker { display: none; }

.signal-source-code {
  font-family: var(--neo-font-mono);
  font-size: 0.7rem;
  font-weight: 950;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.signal-source-title {
  min-width: 0;
}

.signal-source-title strong,
.signal-source-title small {
  display: block;
}

.signal-source-title strong {
  font-size: 1.08rem;
}

.signal-source-title small {
  margin-top: 0.18rem;
  color: var(--neo-muted);
  font-size: 0.7rem;
}

.signal-source-state {
  border: var(--neo-border-thin) solid var(--neo-ink);
  border-radius: var(--neo-radius-pill);
  background: var(--source-color);
  padding: 0.28rem 0.65rem;
  font-size: 0.68rem;
  font-weight: 850;
  white-space: nowrap;
}

.signal-source-toggle {
  min-width: 2.8rem;
  color: var(--neo-muted);
  font-size: 0.68rem;
  font-weight: 800;
  text-align: right;
}

.signal-source[open] .signal-source-toggle::before { content: "收起"; }
.signal-source[open] .signal-source-toggle { font-size: 0; }
.signal-source[open] .signal-source-toggle::before { font-size: 0.68rem; }

.signal-list {
  border-top: var(--neo-border) solid var(--neo-ink);
}

.signal-row.tag-card {
  min-height: 0;
  max-width: none;
  display: grid;
  grid-template-columns: minmax(12rem, 0.9fr) minmax(12rem, 1.1fr) auto;
  align-items: center;
  gap: var(--neo-space-5);
  border: 0;
  border-bottom: var(--neo-border-thin) solid var(--neo-line);
  border-radius: 0;
  background: var(--neo-paper);
  box-shadow: none;
  padding: 0.85rem var(--neo-space-5);
  transform: none;
}

.signal-row.tag-card:last-child { border-bottom: 0; }
.signal-row.tag-card:nth-child(3n + 2),
.signal-row.tag-card:nth-child(3n) { background: var(--neo-paper); }
.signal-row.tag-card:hover {
  background: color-mix(in srgb, var(--source-color) 9%, var(--neo-paper));
  box-shadow: none;
  transform: none;
}

.signal-row-title {
  min-width: 0;
}

.signal-row .tag-category {
  margin: 0 0 0.18rem;
  color: var(--neo-purple-dark);
}

.signal-row.tag-card h3 {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.025em;
}

.signal-row-value {
  min-width: 0;
}

.signal-row .tag-data,
.signal-row .tag-value {
  margin: 0;
}

.signal-row .tag-data div {
  grid-template-columns: minmax(5rem, 0.45fr) minmax(0, 1fr);
  border-top: 0;
  border-bottom: var(--neo-border-thin) solid var(--neo-line);
  padding: 0.22rem 0;
}

.signal-row .tag-data div:last-child { border-bottom: 0; }

.signal-row-status {
  min-width: max-content;
  border: var(--neo-border-thin) solid var(--neo-ink);
  border-radius: var(--neo-radius-pill);
  padding: 0.28rem 0.55rem;
}

.signal-row-status.status-dot::before {
  border: var(--neo-border-thin) solid var(--neo-ink);
}

@media (max-width: 760px) {
  .trust-ledger {
    gap: var(--neo-space-8);
    padding-top: 3.4rem;
  }

  .trust-ledger-heading {
    gap: var(--neo-space-3);
  }

  .trust-ledger-status {
    margin-top: var(--neo-space-2);
  }

  .trust-flow::before { left: 1.42rem; }

  .trust-flow article {
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: var(--neo-space-3);
    padding: 1.35rem 0;
  }

  .trust-flow article:hover { transform: none; }

  .trust-node .principle-index {
    width: 2.8rem;
    height: 2.8rem;
  }

  .trust-node > span:last-child { display: none; }

  .principle-copy { padding-right: 0; }

  .principle-proof {
    gap: 0.35rem;
    margin-top: 0.8rem;
  }

  .principle-proof li {
    min-height: 1.85rem;
    padding-inline: 0.58rem;
  }

  .profile-page .page-shell { gap: 2.4rem; }

  .profile-page .profile-hero {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--neo-space-5);
    padding: 1.2rem;
  }

  .profile-page .profile-identity h1 {
    margin-block: 0.65rem;
    font-size: clamp(2.8rem, 13vw, 4.2rem);
  }

  .profile-page .profile-identity > p:last-child {
    font-size: 0.86rem;
  }

  .profile-passport { box-shadow: var(--neo-shadow-xs); }

  .profile-connections-action {
    width: 100%;
    justify-self: stretch;
    margin-top: 0;
  }

  .signal-ledger-heading {
    align-items: start;
    gap: var(--neo-space-4);
    margin-bottom: var(--neo-space-4);
  }

  .signal-source {
    border-width: var(--neo-border);
    border-radius: 1rem;
    box-shadow: var(--neo-shadow-xs);
  }

  .signal-source summary {
    min-height: 4.5rem;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.3rem var(--neo-space-3);
    padding: 0.9rem;
  }

  .signal-source-code {
    grid-column: 1;
    font-size: 0.62rem;
  }

  .signal-source-title {
    grid-column: 1;
  }

  .signal-source-state {
    grid-column: 2;
    grid-row: 1;
  }

  .signal-source-toggle {
    grid-column: 2;
    grid-row: 2;
  }

  .signal-row.tag-card {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.65rem 0.85rem;
    padding: 0.8rem 0.9rem;
  }

  .signal-row-title { grid-column: 1; }
  .signal-row-status { grid-column: 2; grid-row: 1; }
  .signal-row-value { grid-column: 1 / -1; }

  .signal-row .tag-data div {
    font-size: 0.72rem;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .trust-flow article[data-principle="verified"].is-motion-visible .trust-node .principle-index {
    animation: trust-node-confirm 520ms var(--neo-ease-spring) both;
  }

  .trust-flow article[data-principle="anonymous"].is-motion-visible .principle-copy {
    animation: trust-copy-unmask 560ms var(--neo-ease-out) both;
  }

  .trust-flow article[data-principle="offline"].is-motion-visible .principle-proof li {
    animation: trust-table-arrive 520ms var(--neo-ease-spring) both;
  }
}

@keyframes trust-node-confirm {
  0% { opacity: 0; transform: scale(0.72) rotate(-6deg); }
  100% { opacity: 1; transform: scale(1) rotate(0); }
}

@keyframes trust-copy-unmask {
  0% { clip-path: inset(0 100% 0 0); }
  100% { clip-path: inset(0); }
}

@keyframes trust-table-arrive {
  0% { opacity: 0; transform: translateY(0.55rem); }
  100% { opacity: 1; transform: translateY(0); }
}