:root {
  color-scheme: light;

  --bg: #FAFBFC;
  --bg-tint: #F4F6FA;
  --surface: #FFFFFF;
  --surface-2: #F4F6FA;
  --surface-3: #EDF0F6;
  --text: #0B0F19;
  --text-strong: #05070D;
  --strong: var(--text-strong);
  --muted: #5B6472;
  --muted-2: #868E9E;
  --line: #E6E9EF;
  --line-2: #D6DBE6;

  --accent: #2E6BFF;
  --accent-strong: #1B4FD6;
  --accent-weak: rgba(46, 107, 255, .10);
  --accent-soft: rgba(46, 107, 255, .16);
  --accent-glow: rgba(46, 107, 255, .35);
  --on-accent: #FFFFFF;

  --success: #147A56;
  --success-weak: rgba(31, 169, 113, .12);
  --warning: #8A5A00;
  --warning-weak: rgba(181, 121, 10, .12);
  --danger: #B42318;
  --danger-weak: rgba(224, 72, 61, .12);

  --shadow-sm: 0 1px 2px rgba(11, 15, 25, .06);
  --shadow: 0 8px 30px rgba(11, 15, 25, .08);
  --shadow-lg: 0 24px 64px rgba(11, 15, 25, .12);
  --ring: 0 0 0 4px var(--accent-weak);

  --radius: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;

  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --max: 1120px;
}

* { box-sizing: border-box; }
html {
  overflow-x: clip;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  overflow-x: clip;
  font-family: var(--font-sans);
  font-feature-settings: "cv05", "ss01", "tnum";
  color: var(--text);
  line-height: 1.55;
  background:
    radial-gradient(880px 460px at 50% -8%, var(--accent-weak), transparent 70%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  transition: color .15s ease;
}

code {
  font-family: var(--font-mono);
  font-size: .88em;
  background: var(--surface-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: .12rem .4rem;
  color: var(--text);
}

:where(a, button, input, textarea, [tabindex]):focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  z-index: 100;
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus {
  left: 16px;
  box-shadow: var(--ring);
}

.site-header,
.shell,
.site-footer {
  width: min(var(--max), calc(100% - 32px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 14px 0;
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0 -50vw;
  z-index: -1;
  pointer-events: none;
  background: rgba(250, 251, 252, .88);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(11, 15, 25, .02);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 4px 14px var(--accent-glow);
  font-weight: 800;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}
.nav a,
.footer-links a {
  text-decoration: none;
}
.nav a {
  position: relative;
  padding: 4px 0;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--accent);
  transition: right .18s ease;
}
.nav a:hover,
.footer-links a:hover {
  color: var(--text-strong);
}
.nav a:hover::after {
  right: 0;
}

.hero {
  position: relative;
  isolation: isolate;
  width: min(980px, calc(100% - 32px));
  margin: 56px auto 28px;
  text-align: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -40px -50vw -10px;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(46, 107, 255, .06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46, 107, 255, .06) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(620px 360px at 50% 30%, #000 0%, transparent 75%);
  mask-image: radial-gradient(620px 360px at 50% 30%, #000 0%, transparent 75%);
}
.hero--tool { margin-top: 34px; }

.eyebrow,
.tool-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent-strong);
  background: var(--accent-weak);
  border: 1px solid var(--accent-soft);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}
.section-heading > .eyebrow,
.split .eyebrow {
  color: var(--muted);
  background: var(--surface-2);
  border-color: var(--line);
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: 0;
  margin: 0;
  color: var(--text-strong);
}
h1 {
  max-width: 18ch;
  margin: 14px auto 18px;
  font-size: clamp(2.25rem, 5vw, 3.5rem);
}
h2 {
  margin: 8px 0 14px;
  font-size: clamp(1.875rem, 3.2vw, 2.5rem);
}
h3 {
  margin: 8px 0;
  font-size: 1.1875rem;
}
.hero-copy {
  max-width: 60ch;
  margin: 0 auto 26px;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.125rem);
}
.report-hero .hero-copy {
  margin-left: 0;
  margin-right: 0;
}

.scanner-card {
  max-width: 820px;
  margin: 30px auto 0;
  padding: 16px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  text-align: left;
}
.scanner-card--compact { max-width: 720px; }
.scanner-label {
  display: block;
  margin: 0 0 8px 4px;
  font-weight: 600;
  color: var(--text-strong);
  font-size: 13px;
}
.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}
input[type="url"],
input[type="text"],
textarea {
  width: 100%;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  padding: 15px 16px;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: var(--ring);
}
textarea {
  resize: vertical;
  min-height: 160px;
  line-height: 1.5;
}
form[data-monitor-form] {
  display: grid;
  gap: 12px;
}

button,
.button-secondary {
  appearance: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font: inherit;
  font-weight: 700;
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  text-decoration: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--on-accent);
  box-shadow: 0 6px 18px var(--accent-glow);
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
button:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 26px var(--accent-glow);
}
button:active { transform: translateY(0); }
button:disabled {
  opacity: .6;
  cursor: wait;
  box-shadow: none;
}
.button-secondary,
.action-row .button-secondary,
.action-row button.button-secondary {
  background: var(--surface);
  color: var(--text-strong);
  border: 1px solid var(--line-2);
  box-shadow: var(--shadow-sm);
}
.button-secondary:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  box-shadow: none;
  transform: none;
}

.form-help,
.muted {
  color: var(--muted);
  font-size: 14px;
}
.form-help { margin: 10px 4px 0; }
.scan-status {
  margin-top: 12px;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid var(--line);
}
.scan-status--info {
  background: var(--accent-weak);
  border-color: var(--accent-soft);
  color: var(--accent-strong);
}
.scan-status--success {
  background: var(--success-weak);
  border-color: rgba(31, 169, 113, .25);
  color: var(--success);
}
.scan-status--error {
  background: var(--danger-weak);
  border-color: rgba(224, 72, 61, .25);
  color: var(--danger);
}
.try-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
}
.try-row button {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line-2);
  box-shadow: none;
  min-height: auto;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 12px;
}
.try-row button:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  transform: none;
  box-shadow: none;
}

.section { padding: 56px 0; }
.section-heading {
  max-width: 720px;
  margin-bottom: 24px;
}
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}
.tool-grid,
.link-grid,
.metrics-grid,
.report-grid {
  display: grid;
  gap: 14px;
}
.tool-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.metrics-grid {
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}
.link-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.report-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.tool-card,
.task-card,
.mini-report,
.metric,
.report-panel,
.tech-group,
.issue,
.comparison-table {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.tool-card {
  position: relative;
  display: block;
  overflow: hidden;
  text-decoration: none;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.tool-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}
.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--line-2);
}
.tool-card:hover::before { transform: scaleX(1); }
.tool-card p,
.task-card p,
.report-panel p {
  color: var(--muted);
}
.check-list { padding-left: 1.1rem; }
.check-list li { margin: 9px 0; }
.link-grid a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-weight: 600;
  text-decoration: none;
  font-size: 14px;
  transition: border-color .15s ease, color .15s ease;
}
.link-grid a:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.report-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
  padding: 44px 0 18px;
}
.report-hero h1 {
  margin-left: 0;
  margin-right: 0;
  font-size: clamp(2rem, 4.2vw, 3.25rem);
}
.score-card {
  min-width: 210px;
  color: var(--on-accent);
  background: linear-gradient(150deg, var(--accent), var(--accent-strong));
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 18px 50px var(--accent-glow);
}
.score-card span {
  display: block;
  opacity: .85;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: .12em;
  font-family: var(--font-mono);
}
.score-card strong {
  display: block;
  font-size: 40px;
  margin-top: 8px;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}
.score-pill {
  display: inline-flex;
  gap: 8px;
  align-items: baseline;
  font-weight: 700;
  color: var(--accent-strong);
  background: var(--accent-weak);
  border: 1px solid var(--accent-soft);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
}
.score-pill strong { font-variant-numeric: tabular-nums; }
.action-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 8px auto 18px;
}

.metric { position: relative; }
.metric-icon {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  color: var(--accent-strong);
  background: var(--accent-weak);
  border: 1px solid var(--accent-soft);
}
.metric-icon svg { width: 19px; height: 19px; }
.metric-label {
  display: block;
  padding-right: 46px;
  color: var(--muted);
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.metric strong {
  display: block;
  font-size: 30px;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
  color: var(--text-strong);
}
.fix-list { padding-left: 1.2rem; }
.fix-list li { margin: 0 0 18px; }
.fix-list p {
  color: var(--muted);
  margin: 5px 0;
}
.fix-list small {
  color: var(--accent-strong);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-family: var(--font-mono);
  font-size: 11px;
}
.breakdown {
  display: grid;
  gap: 14px;
}
.breakdown div {
  display: grid;
  grid-template-columns: 150px 1fr 54px;
  align-items: center;
  gap: 12px;
}
.breakdown strong {
  font-variant-numeric: tabular-nums;
  text-align: right;
}
meter {
  width: 100%;
  height: 10px;
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--surface-3);
  overflow: hidden;
}
meter::-webkit-meter-bar {
  background: var(--surface-3);
  border-radius: var(--radius-pill);
  border: 0;
}
meter::-webkit-meter-optimum-value,
meter::-webkit-meter-suboptimum-value,
meter::-webkit-meter-even-less-good-value {
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}
meter::-moz-meter-bar {
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}

.tech-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.tech-item {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 14px;
}
.tech-item ul {
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}
.tech-item li {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 8px;
  align-items: start;
}
.tech-item li span {
  color: var(--muted);
  font-size: 13px;
}
.confidence {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-family: var(--font-mono);
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--muted);
}
.confidence--high {
  background: var(--success-weak);
  color: var(--success);
  border-color: rgba(31, 169, 113, .25);
}
.confidence--medium {
  background: var(--accent-weak);
  color: var(--accent-strong);
  border-color: var(--accent-soft);
}
.confidence--low,
.confidence--tentative {
  background: var(--warning-weak);
  color: var(--warning);
  border-color: rgba(181, 121, 10, .25);
}

.details-list {
  display: grid;
  gap: 10px;
  margin: 0;
}
.details-list div {
  display: grid;
  grid-template-columns: 135px 1fr;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}
.details-list dt {
  color: var(--muted);
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
}
.details-list dd {
  margin: 0;
  overflow-wrap: anywhere;
}
.redirect-list { padding-left: 1.2rem; }
.redirect-list li {
  margin-bottom: 10px;
  display: grid;
  gap: 3px;
  overflow-wrap: anywhere;
}
.issue-list {
  display: grid;
  gap: 12px;
}
.issue { border-left: 3px solid var(--line-2); }
.issue--high,
.issue--critical { border-left-color: var(--danger); }
.issue--medium,
.issue--warning { border-left-color: var(--warning); }
.issue--low,
.issue--info { border-left-color: var(--accent); }
.issue div:first-child {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.issue div:first-child span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-family: var(--font-mono);
}
.issue p {
  margin: 8px 0 0;
  color: var(--muted);
}
.comparison-table {
  display: grid;
  gap: 0;
  padding: 0;
  overflow: hidden;
}
.comparison-table > div {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
}
.comparison-table > div > * {
  background: var(--surface);
  padding: 14px;
}
.comparison-table > div:first-child > * {
  background: var(--surface-2);
  font-weight: 600;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  padding: 34px 0 46px;
  margin-top: 56px;
  color: var(--muted);
  font-size: 14px;
}
.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.footer-links a { text-decoration: none; }

@media (max-width: 860px) {
  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
  .site-header { gap: 12px; }
  .nav {
    width: 100%;
    flex-wrap: nowrap;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { flex: 0 0 auto; }
  .hero {
    margin-top: 38px;
  }
  .input-row,
  .split,
  .report-hero,
  .tool-grid,
  .link-grid,
  .metrics-grid,
  .report-grid,
  .tech-groups {
    grid-template-columns: 1fr;
  }
  .input-row button { width: 100%; }
  .comparison-table { overflow-x: auto; }
  .comparison-table > div { min-width: 720px; }
  .details-list div,
  .breakdown div,
  .tech-item li {
    grid-template-columns: 1fr;
  }
  .score-card {
    width: 100%;
    min-width: 0;
  }
  .action-row > * {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .site-header,
  .site-footer,
  .action-row,
  .scanner-card,
  .try-row {
    display: none !important;
  }
  .hero::before,
  .site-header::before {
    display: none !important;
  }
  body { background: #fff; }
  .tool-card,
  .task-card,
  .mini-report,
  .metric,
  .report-panel,
  .tech-group,
  .issue {
    box-shadow: none;
  }
}