:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #eef4fb;
  --surface-muted: #f8fafc;
  --text: #19243a;
  --muted: #5d6b82;
  --line: #d8e1ee;
  --line-strong: #c6d2e3;
  --primary: #1d3557;
  --primary-soft: #dfeafd;
  --success: #16835d;
  --success-soft: #e5f6ef;
  --warning: #b46b00;
  --warning-soft: #fff3dc;
  --danger: #b82d3a;
  --danger-soft: #fde9ec;
  --info: #2d63b8;
  --info-soft: #eaf1fd;
  --shadow: 0 18px 50px rgba(26, 44, 74, 0.08);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --css-diagnostic-ready: ok;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(53, 109, 183, 0.08), transparent 28rem),
    radial-gradient(circle at top left, rgba(22, 131, 93, 0.08), transparent 26rem),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a {
  color: var(--primary);
}

code,
pre,
.mono {
  font-family: Consolas, Monaco, "Courier New", monospace;
}

.page {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 28px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 34px;
  box-shadow: var(--shadow);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(22px, 3vw, 30px);
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.lead {
  max-width: 760px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 18px;
}

.hero-tags,
.action-row,
.quick-links,
.summary-list,
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag,
.badge,
.link-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 14px;
}

.link-pill {
  text-decoration: none;
  color: var(--primary);
  font-weight: 700;
}

.hero-art {
  display: grid;
  place-items: center;
  min-height: 280px;
  border-radius: 24px;
  background: linear-gradient(180deg, #fbfdff 0%, #eef4fb 100%);
  border: 1px solid var(--line);
  overflow: hidden;
}

.hero-art img {
  width: 100%;
  height: auto;
  display: block;
}

.grid-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 22px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 10px 30px rgba(26, 44, 74, 0.05);
}

.panel.compact {
  padding: 20px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.panel-head p {
  margin: 8px 0 0;
  color: var(--muted);
}

.action-row {
  justify-content: flex-end;
}

button,
.button-link {
  appearance: none;
  border: 1px solid var(--primary);
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  min-height: 42px;
  padding: 10px 16px;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
  text-decoration: none;
}

button:hover,
.button-link:hover {
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.6;
  cursor: wait;
  transform: none;
}

button.secondary,
.button-link.secondary {
  background: var(--surface);
  color: var(--primary);
}

button.ghost {
  background: var(--surface-muted);
  color: var(--primary);
  border-color: var(--line);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.summary-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
  background: var(--surface-muted);
}

.summary-card strong {
  display: block;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1;
  margin-bottom: 8px;
}

.summary-card span {
  color: var(--muted);
  font-size: 14px;
}

.summary-card.success strong {
  color: var(--success);
}

.summary-card.warning strong {
  color: var(--warning);
}

.summary-card.danger strong {
  color: var(--danger);
}

.summary-card.info strong {
  color: var(--info);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0 0;
}

.info-item {
  min-height: 96px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px;
  background: var(--surface-muted);
  overflow: hidden;
}

.info-item dt {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.info-item dd {
  margin: 0;
  font-weight: 700;
  word-break: break-word;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.filter-btn {
  min-height: 38px;
  padding: 8px 13px;
  border-color: var(--line);
  background: var(--surface-muted);
  color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.category-group {
  margin-bottom: 22px;
}

.category-group:last-child {
  margin-bottom: 0;
}

.category-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0 12px;
}

.category-title span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
}

.tests-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.test-card {
  position: relative;
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 14px;
  min-height: 112px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 16px;
  background: var(--surface-muted);
}

.test-dot {
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border-radius: 50%;
  background: #9aa7b8;
  box-shadow: 0 0 0 4px rgba(154, 167, 184, 0.14);
}

.test-card[data-status="pass"] .test-dot {
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(22, 131, 93, 0.16);
}

.test-card[data-status="warn"] .test-dot {
  background: var(--warning);
  box-shadow: 0 0 0 4px rgba(180, 107, 0, 0.16);
}

.test-card[data-status="fail"] .test-dot {
  background: var(--danger);
  box-shadow: 0 0 0 4px rgba(184, 45, 58, 0.16);
}

.test-card[data-status="info"] .test-dot {
  background: var(--info);
  box-shadow: 0 0 0 4px rgba(45, 99, 184, 0.16);
}

.test-card[data-status="running"] .test-dot {
  animation: pulse 1.2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { transform: scale(0.88); opacity: 0.65; }
  50% { transform: scale(1.08); opacity: 1; }
}

.test-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

.test-meta strong {
  display: block;
  font-size: 16px;
  line-height: 1.25;
}

.test-status {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  min-height: 26px;
  border-radius: 999px;
  padding: 4px 10px;
  background: #e9edf3;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.test-card[data-status="pass"] .test-status {
  background: var(--success-soft);
  color: var(--success);
}

.test-card[data-status="warn"] .test-status {
  background: var(--warning-soft);
  color: var(--warning);
}

.test-card[data-status="fail"] .test-status {
  background: var(--danger-soft);
  color: var(--danger);
}

.test-card[data-status="info"] .test-status {
  background: var(--info-soft);
  color: var(--info);
}

.test-summary {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.test-details {
  margin: 10px 0 0;
  border-top: 1px solid var(--line);
  padding-top: 10px;
  color: var(--text);
  font-size: 13px;
  word-break: break-word;
}

.test-details.hidden {
  display: none;
}

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

.code-panel,
.media-card,
.report-box {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
  padding: 16px;
}

.code-panel pre,
.report-box pre {
  margin: 12px 0 0;
  padding: 14px;
  min-height: 170px;
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #0f172a;
  color: #e2e8f0;
  font-size: 13px;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
}

.media-card img,
.media-card video,
.media-card iframe {
  display: block;
  width: 100%;
  min-height: 180px;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
}

.media-card audio {
  width: 100%;
  margin-top: 12px;
}

.media-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.media-gallery figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}

.media-gallery img {
  width: 100%;
  min-height: 100px;
  object-fit: cover;
  border: 0;
  border-radius: 0;
  margin: 0;
}

.media-gallery figcaption {
  padding: 8px 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface-muted);
  min-width: 720px;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}

th {
  position: sticky;
  top: 0;
  background: #edf3fb;
  color: var(--primary);
  z-index: 1;
}

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

.report-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.mini-note {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 0;
}

details.guide {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-muted);
  padding: 14px 16px;
}

details.guide summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--primary);
}

details.guide p,
details.guide ul {
  margin-bottom: 0;
}

.aux-page {
  display: grid;
  place-items: center;
  padding: 24px;
}

.aux-card {
  width: min(720px, 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 28px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

#css-marker {
  position: absolute;
  left: -9999px;
  width: 17px;
  height: 17px;
  --diagnostic-css-status: ok;
}

.hidden {
  display: none !important;
}

@media (max-width: 1080px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-art {
    min-height: 220px;
  }

  .summary-grid,
  .info-grid,
  .console-grid,
  .media-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .page {
    width: min(100% - 20px, 1280px);
    padding-top: 12px;
  }

  .hero,
  .panel {
    padding: 18px;
    border-radius: 22px;
  }

  .panel-head {
    flex-direction: column;
  }

  .action-row {
    justify-content: flex-start;
  }

  .summary-grid,
  .info-grid,
  .tests-grid,
  .console-grid,
  .media-grid,
  .media-gallery {
    grid-template-columns: 1fr;
  }

  button,
  .button-link {
    width: 100%;
    justify-content: center;
  }

  .filter-btn {
    width: auto;
  }
}