:root {
  color: #1d2329;
  background: #f3f5f6;
  font-family: Inter, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: #f3f5f6;
}

button,
input {
  font: inherit;
}

.tool-header,
main,
footer {
  width: min(1180px, calc(100% - 32px));
  margin-inline: auto;
}

.tool-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 32px 0 22px;
  border-bottom: 1px solid #cfd5d8;
}

.tool-kicker {
  margin: 0 0 4px;
  color: #59646c;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 2rem;
  line-height: 1.2;
}

h2 {
  margin-bottom: 16px;
  font-size: 1rem;
}

.environment {
  max-width: 54%;
  margin-bottom: 2px;
  color: #59646c;
  font-family: Consolas, monospace;
  font-size: 0.72rem;
  overflow-wrap: anywhere;
  text-align: right;
}

main {
  display: grid;
  gap: 0;
  padding-bottom: 24px;
}

section {
  padding: 24px 0;
  border-bottom: 1px solid #d9dfe2;
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.file-field {
  display: grid;
  gap: 8px;
  color: #3f494f;
  font-size: 0.84rem;
  font-weight: 700;
}

.file-field input {
  width: 100%;
  min-height: 44px;
  padding: 8px;
  border: 1px solid #aeb8bd;
  border-radius: 6px;
  background: #ffffff;
  color: #1d2329;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.button {
  min-height: 42px;
  padding: 8px 16px;
  border: 1px solid #909ba1;
  border-radius: 6px;
  background: #ffffff;
  color: #263038;
  cursor: pointer;
  font-weight: 700;
}

.button-primary {
  border-color: #18604b;
  background: #18604b;
  color: #ffffff;
}

.button:hover:not(:disabled) {
  border-color: #202a30;
}

.button:focus-visible,
input:focus-visible {
  outline: 3px solid #d59b2d;
  outline-offset: 2px;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.status-line,
.results-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.status-line span,
.results-heading span {
  color: #59646c;
  font-size: 0.82rem;
}

progress {
  display: block;
  width: 100%;
  height: 8px;
  margin: 14px 0 18px;
  accent-color: #18604b;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid #cfd5d8;
  border-radius: 6px;
  background: #cfd5d8;
}

.metrics div {
  display: grid;
  gap: 2px;
  min-width: 0;
  padding: 12px 14px;
  background: #ffffff;
}

.metrics span {
  color: #68737a;
  font-size: 0.72rem;
}

.metrics strong {
  font-size: 1.28rem;
}

.probe-band {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(320px, 1.2fr);
  gap: 24px;
  align-items: center;
}

.probe-copy > p {
  min-height: 3em;
  margin-bottom: 16px;
  font-family: Consolas, monospace;
  font-size: 0.85rem;
  overflow-wrap: anywhere;
}

dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

dl div {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
}

dt {
  color: #68737a;
  font-size: 0.78rem;
}

dd {
  margin: 0;
  font-size: 0.82rem;
  overflow-wrap: anywhere;
}

#probe-video {
  display: block;
  width: 100%;
  max-height: 300px;
  aspect-ratio: 16 / 9;
  border: 1px solid #909ba1;
  border-radius: 6px;
  background: #111518;
  object-fit: contain;
}

.results-heading h2 {
  margin-bottom: 0;
}

.table-scroll {
  margin-top: 16px;
  overflow-x: auto;
  border: 1px solid #cfd5d8;
  border-radius: 6px;
  background: #ffffff;
}

table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  table-layout: fixed;
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid #e2e6e8;
  text-align: left;
  vertical-align: top;
}

th {
  background: #eef1f2;
  color: #4e5960;
  font-size: 0.72rem;
  text-transform: uppercase;
}

th:nth-child(1) { width: 28%; }
th:nth-child(2) { width: 11%; }
th:nth-child(3) { width: 10%; }
th:nth-child(4) { width: 17%; }
th:nth-child(5) { width: 21%; }
th:nth-child(6) { width: 13%; }

td {
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

tbody tr:last-child td {
  border-bottom: 0;
}

.resource-path {
  font-family: Consolas, monospace;
}

.cell-primary {
  display: block;
  font-weight: 700;
}

.cell-detail {
  display: block;
  margin-top: 3px;
  color: #68737a;
  font-size: 0.7rem;
}

.state-pass .cell-primary,
.row-pass td:last-child .cell-primary {
  color: #176047;
}

.state-recovered .cell-primary,
.row-recovered td:last-child .cell-primary {
  color: #9a5a00;
}

.state-failed .cell-primary,
.row-failed td:last-child .cell-primary {
  color: #a12525;
}

.row-running {
  background: #fff8e9;
}

.empty-row td {
  padding: 30px;
  color: #68737a;
  text-align: center;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 0 0 28px;
  color: #68737a;
  font-size: 0.72rem;
}

@media (max-width: 720px) {
  .tool-header,
  main,
  footer {
    width: min(100% - 20px, 1180px);
  }

  .tool-header {
    display: grid;
    gap: 12px;
    padding-top: 22px;
  }

  h1 {
    font-size: 1.65rem;
  }

  .environment {
    max-width: none;
    text-align: left;
  }

  .source-grid,
  .probe-band {
    grid-template-columns: 1fr;
  }

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

  .metrics div:last-child {
    grid-column: 1 / -1;
  }

  #probe-video {
    max-height: 230px;
  }

  footer {
    display: grid;
  }
}