/* V92 · data-engine transparency and source contribution */

.sources-screen {
  min-height: 100vh;
  color: var(--ink, #102019);
  background: var(--canvas, #f5f6f3);
}

.sources-main {
  display: grid;
  width: min(calc(100% - 48px), 1240px);
  max-width: 1240px;
  gap: 18px;
  padding-inline: 0;
  padding-block: 34px 112px;
}

.sources-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr);
  gap: 28px;
  align-items: center;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line, #e3e7e3);
  border-radius: 22px;
  background: var(--surface, #fff);
  box-shadow: 0 16px 40px rgb(16 32 25 / 6%);
}

.sources-hero__copy {
  display: grid;
  gap: 12px;
}

.sources-hero h1 {
  max-width: 720px;
  margin: 0;
  font: 760 clamp(34px, 5vw, 58px)/1.05 var(--font-display, var(--font-ui));
  letter-spacing: -.045em;
}

.sources-hero p {
  max-width: 720px;
  margin: 0;
  color: var(--ink-2, #5f6b65);
  font-size: 15px;
  line-height: 1.75;
}

.sources-hero__action {
  display: grid;
  gap: 10px;
  padding: 20px 20px 20px 22px;
  border-left: 3px solid var(--place, #16856f);
  border-radius: 0 14px 14px 0;
  background: color-mix(in srgb, var(--place, #16856f) 5%, var(--surface, #fff));
}

.sources-hero__action strong {
  font-size: 18px;
}

.sources-hero__action span {
  color: var(--ink-2, #5f6b65);
  font-size: 12px;
  line-height: 1.6;
}

.sources-hero__action button {
  justify-self: start;
}

.engine-ledger {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line, #e3e7e3);
  border-radius: 18px;
  background: var(--line, #e3e7e3);
}

.engine-ledger > div {
  display: grid;
  min-width: 0;
  gap: 7px;
  padding: 18px 20px;
  background: var(--surface, #fff);
}

.engine-ledger > div + div {
  border-left: 0;
}

.engine-ledger dt {
  color: var(--ink-3, #78827d);
  font-size: 12px;
  font-weight: 650;
}

.engine-ledger dd {
  margin: 0;
  font: 740 clamp(23px, 2.4vw, 32px)/1 var(--font-display, var(--font-ui));
}

.engine-ledger small {
  color: var(--ink-3, #78827d);
  font-size: 11px;
  line-height: 1.55;
}

.source-section {
  display: grid;
  gap: 14px;
  padding: 24px;
  border: 1px solid var(--line, #e3e7e3);
  border-radius: 18px;
  background: var(--surface, #fff);
}

.source-channel-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.source-channel-card {
  display: grid;
  align-content: space-between;
  min-width: 0;
  min-height: 164px;
  padding: 18px;
  border: 1px solid var(--line, #e3e7e3);
  border-radius: 16px;
  background: var(--surface, #fff);
}

.source-channel-card > div {
  display: grid;
  gap: 7px;
}

.source-channel-card > div > span,
.source-channel-card footer > span:first-child {
  color: var(--place, #16856f);
  font-size: 11px;
  font-weight: 700;
}

.source-channel-card strong {
  font-size: 17px;
}

.source-channel-card p {
  margin: 0;
  color: var(--ink-2, #56615c);
  font-size: 13px;
  line-height: 1.55;
}

.source-channel-card footer {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
}

.source-channel-card footer > span:last-child {
  display: flex;
  gap: 12px;
}

.source-channel-card a {
  color: var(--ink-2, #56615c);
  font-size: 12px;
  text-underline-offset: 3px;
}

@media (max-width: 900px) {
  .source-channel-list { grid-template-columns: 1fr; }
  .source-channel-card { min-height: 148px; }
  .source-channel-card footer { align-items: flex-start; }
  .source-channel-card a { min-height: 44px; display: inline-flex; align-items: center; }
}

.source-section__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line, #e3e7e3);
}

.source-section__head > div {
  display: grid;
  gap: 4px;
}

.source-section__head h2 {
  margin: 0;
  font: 730 clamp(23px, 3vw, 34px)/1.15 var(--font-display, var(--font-ui));
}

.source-section__head p,
.source-section__head > span {
  margin: 0;
  color: var(--ink-3, #78827d);
  font-size: 11px;
  line-height: 1.55;
}

.source-origin-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.source-origin-card {
  display: grid;
  min-width: 0;
  min-height: 132px;
  gap: 10px;
  padding: 17px;
  border: 1px solid var(--line, #e3e7e3);
  border-radius: 14px;
  color: inherit;
  text-decoration: none;
  background: color-mix(in srgb, var(--surface, #fff) 96%, var(--place, #16856f) 4%);
}

.source-origin-card header,
.source-origin-card footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.source-origin-card strong {
  overflow: hidden;
  font-size: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-origin-card b {
  color: var(--place, #16856f);
  font-size: 18px;
}

.source-origin-card p {
  margin: 0;
  color: var(--ink-2, #5f6b65);
  font-size: 11px;
  line-height: 1.6;
}

.source-origin-card footer {
  margin-top: auto;
  color: var(--ink-3, #78827d);
  font-size: 9px;
}

.source-candidate-tools {
  display: flex;
  align-items: center;
  gap: 10px;
}

.source-candidate-tools input {
  width: min(360px, 100%);
  min-height: 44px;
  padding: 0 13px;
  border: 1px solid var(--line, #e3e7e3);
  border-radius: 11px;
  color: var(--ink, #102019);
  background: var(--surface, #fff);
  font: inherit;
}

.source-candidate-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.source-candidate-group {
  min-width: 0;
  border: 1px solid var(--line, #e3e7e3);
  border-radius: 14px;
  background: var(--surface, #fff);
}

.source-candidate-group summary {
  display: flex;
  min-height: 60px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  font-size: 14px;
  cursor: pointer;
  list-style: none;
}

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

.source-candidate-group summary span,
.source-candidate-group summary strong,
.source-candidate-group summary small {
  display: block;
}

.source-candidate-group summary small {
  margin-top: 3px;
  color: var(--ink-3, #78827d);
  font-size: 10px;
}

.source-candidate-group summary b {
  color: var(--place, #16856f);
  font-size: 18px;
  font-weight: 400;
  transition: transform 160ms ease;
}

.source-candidate-group[open] summary b {
  transform: rotate(45deg);
}

.source-candidate-group ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin: 0 16px 16px;
  padding: 14px 0 0;
  border-top: 1px solid var(--line, #e3e7e3);
  list-style: none;
}

.source-candidate-group li {
  min-width: 0;
  padding: 9px 10px;
  border-radius: 9px;
  background: var(--surface-2, #f7f8f6);
}

.source-candidate-group strong,
.source-candidate-group small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-candidate-group strong {
  font-size: 11px;
}

.source-candidate-group small {
  margin-top: 3px;
  color: var(--ink-3, #78827d);
  font-size: 9px;
}

.source-empty {
  padding: 36px 20px;
  color: var(--ink-3, #78827d);
  text-align: center;
}

.contribution-panel--choose .contribution-path--source {
  grid-column: 1 / -1;
  min-height: 104px;
}

.contribution-panel--choose .contribution-path--source > .contribution-path__icon {
  color: var(--time, #24769a);
  background: color-mix(in srgb, var(--time, #24769a) 9%, var(--surface, #fff));
}

@media (hover: hover) and (pointer: fine) {
  .source-origin-card:hover {
    border-color: color-mix(in srgb, var(--place, #16856f) 36%, var(--line, #e3e7e3));
    box-shadow: 0 10px 24px rgb(16 32 25 / 6%);
    transform: translateY(-2px);
  }

  .contribution-panel--choose .contribution-path--source:hover {
    border-color: color-mix(in srgb, var(--time, #24769a) 34%, var(--line, #e3e7e3));
  }
}

@media (max-width: 1180px) and (min-width: 901px) {
  .sources-hero {
    grid-template-columns: minmax(0, 1fr) minmax(280px, .62fr);
    padding: 34px;
  }

  .engine-ledger {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .engine-ledger > div {
    grid-column: span 2;
  }

  .engine-ledger > div:nth-last-child(-n + 2) {
    grid-column: span 3;
  }
}

@media (max-width: 900px) {
  .sources-main {
    width: calc(100% - 24px);
    max-width: none;
    padding: 18px 0 98px;
  }

  .sources-hero {
    grid-template-columns: minmax(0, 1fr);
    padding: 24px 20px;
    border-radius: 16px;
  }

  .engine-ledger {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .engine-ledger > div + div {
    border-left: 0;
  }

  .engine-ledger > div:last-child {
    grid-column: 1 / -1;
  }

  .source-origin-list,
  .source-candidate-groups {
    grid-template-columns: minmax(0, 1fr);
  }

  .source-section {
    padding: 18px 14px;
  }
}

@media (max-width: 560px) {
  .source-section__head {
    display: grid;
  }

  .source-origin-list,
  .source-candidate-group ul {
    grid-template-columns: minmax(0, 1fr);
  }

  .contribution-panel--choose .contribution-path--source {
    min-height: 108px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .source-origin-card { transition: none !important; }
}

@media (forced-colors: active) {
  .sources-hero,
  .engine-ledger,
  .source-section,
  .source-origin-card,
  .source-candidate-group {
    border-color: CanvasText;
    color: CanvasText;
    background: Canvas;
  }
}