:root {
  color-scheme: light dark;
  --bg: #f3f3f3;
  --surface: #ffffff;
  --panel: #ebebeb;
  --border: #d8d8d8;
  --text: #111111;
  --muted: #4b5563;
  --primary: #1860a7;
  --primary-hover: #0f4f8d;
  --primary-contrast: #ffffff;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
  --focus: #1d4ed8;

  --danger: #b91c1c;
  --danger-bg: #fef2f2;
  --warning: #92400e;
  --warning-bg: #fffbeb;
  --success: #0f766e;
  --success-bg: #ecfdf5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f17;
    --surface: #0f172a;
    --panel: #111827;
    --border: #243044;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --primary: #7cb7ff;
    --primary-hover: #99c7ff;
    --primary-contrast: #08111f;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
    --focus: #93c5fd;

    --danger: #fca5a5;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --warning: #fbbf24;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --success: #5eead4;
    --success-bg: rgba(16, 185, 129, 0.12);
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.5;
}

a {
  color: var(--primary);
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}
a:hover { color: var(--primary-hover); }

code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
}
pre {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 8px;
  overflow-x: auto;
  max-width: 100%;
}
.compact-pre { margin: 6px 0 0; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.meta {
  color: var(--muted);
  font-size: 12px;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 8px 12px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.skip-link:focus { left: 8px; z-index: 1000; }

.wrapper {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

.toolbar {
  padding: 12px 0;
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  color: var(--primary);
}
.brand strong { font-size: 20px; letter-spacing: 0.2px; }
.brand small { color: var(--muted); font-size: 12px; }

.toolbar nav ul {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
}

.toolbar a, .toolbar button {
  font-size: 13px;
}

.toolbar .user {
  color: var(--muted);
  font-size: 13px;
}

.page-header {
  text-align: center;
  padding: 8px 0 16px;
}
.page-header h1 {
  font-size: 40px;
  line-height: 1.15;
  margin: 0;
  font-weight: 800;
  color: var(--primary);
}
.page-header p {
  margin: 8px auto 0;
  max-width: 70ch;
  color: var(--muted);
}

main { padding-top: 12px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.panel .inside { padding: 14px 14px; }

.alert {
  border-left: 4px solid var(--border);
  padding: 10px 12px;
  border-radius: 8px;
}
.alert-error {
  border-color: var(--danger);
  background: var(--danger-bg);
}
.alert-warning {
  border-color: var(--warning);
  background: var(--warning-bg);
}
.alert-success {
  border-color: var(--success);
  background: var(--success-bg);
}

form .field { margin: 0 0 14px; }
label { display: block; font-weight: 650; margin: 0 0 6px; }
input[type="url"], input[type="email"], input[type="password"], input[type="search"] {
  width: 100%;
  max-width: 720px;
  font-size: 18px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
}
input[type="number"], textarea {
  width: 100%;
  max-width: 720px;
  font-size: 18px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
}
select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  font-size: 18px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
}
input::placeholder { color: var(--muted); }

.help { color: var(--muted); margin: 6px 0 0; }

fieldset { border: 0; padding: 0; margin: 1em 0; }
legend { font-weight: 750; margin-bottom: 10px; }

.buttons { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

button, .button, input[type="submit"] {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 16px;
  cursor: pointer;
  box-shadow: var(--shadow);
}
button:hover, .button:hover, input[type="submit"]:hover {
  border-color: color-mix(in srgb, var(--border), var(--primary) 35%);
}
button.primary, .button.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-contrast);
}
button.primary:hover, .button.primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}
button.link, .button.link {
  background: transparent;
  border: 0;
  padding: 8px 10px;
  box-shadow: none;
  color: var(--primary);
  text-decoration: underline;
}

.inline-form { display: inline; margin: 0; }
.clipboard-buffer {
  position: fixed;
  left: -9999px;
  top: 0;
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.table th, .table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
  word-break: break-all;
}
.table th { background: color-mix(in srgb, var(--surface), var(--panel) 22%); }
.table tr:last-child td { border-bottom: 0; }
.table tr.is-current td {
  background: color-mix(in srgb, var(--surface), var(--primary) 12%);
}
.table tr.is-current td:first-child {
  box-shadow: inset 3px 0 0 0 var(--primary);
}
.button.link[aria-current="true"] {
  font-weight: 750;
  text-decoration-thickness: 3px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
  background: var(--surface);
}
.badge.running { border-color: color-mix(in srgb, var(--primary), var(--border) 50%); color: var(--primary); }
.badge.finished { border-color: color-mix(in srgb, var(--success), var(--border) 50%); color: var(--success); }
.badge.queued { border-color: var(--border); color: var(--muted); }
.badge.error { border-color: color-mix(in srgb, var(--danger), var(--border) 50%); color: var(--danger); }

.cards { display: grid; gap: 12px; }
.stack { display: flex; flex-direction: column; gap: 14px; }
.vstack { display: flex; flex-direction: column; gap: 10px; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card .inside { padding: 12px 14px; }
.card h2, .card h3 { margin: 0 0 6px; }
.card h2 { font-size: 18px; }
.card h3 { font-size: 16px; }

.analysis-list { list-style: none; padding: 0; margin: 0; }
.analysis-item { margin: 0 0 12px; }
.analysis-item:last-child { margin-bottom: 0; }
.analysis-item .row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: baseline;
  justify-content: space-between;
}
.analysis-item .title {
  font-weight: 750;
  word-break: break-word;
}
.analysis-item .meta { color: var(--muted); font-size: 13px; margin-top: 6px; }
.analysis-item .actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

.validator-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 8px;
}
.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
}
.check input { margin-top: 3px; }
.check .desc { color: var(--muted); font-size: 13px; margin-top: 2px; }

footer {
  margin-top: 26px;
  color: var(--muted);
  font-size: 12px;
}
footer nav { margin-top: 8px; }
footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}
footer a { color: inherit; }
footer a:hover { color: var(--text); }

.legal-content {
  display: grid;
  gap: 12px;
}
.legal-content h2,
.legal-content h3,
.legal-content h4 {
  margin-bottom: 0;
}
.legal-content ol,
.legal-content ul {
  margin-top: 0;
}

@media (max-width: 520px) {
  .page-header h1 { font-size: 32px; }
  input[type="url"], input[type="email"], input[type="password"], input[type="search"] { font-size: 16px; }
}