:root {
  --guide-bg: #090b12;
  --guide-surface: #111523;
  --guide-surface-2: #161c2d;
  --guide-surface-3: rgba(15, 23, 42, 0.62);
  --guide-text: #f8fafc;
  --guide-muted: #bfccdd;
  --guide-border: rgba(148, 163, 184, 0.2);
  --guide-accent: #22c55e;
  --guide-accent-2: #38bdf8;
  --guide-warn: #f59e0b;
  --guide-danger: #ef4444;
  --guide-shadow: 0 18px 42px rgba(0, 0, 0, 0.34);
  --guide-radius: 24px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(circle at top, rgba(56, 189, 248, 0.08), transparent 26%),
    linear-gradient(180deg, #05070c 0%, #0b1020 100%);
  color: var(--guide-text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  min-height: 100vh;
}

a {
  color: #93c5fd;
}

a:hover,
a:focus-visible {
  color: #dbeafe;
}

.guide-wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 18px 18px 72px;
}

.guide-breadcrumbs {
  margin: 0 0 14px;
  color: var(--guide-muted);
  font-size: 0.94rem;
}

.guide-breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
}

.guide-breadcrumbs li::after {
  content: "/";
  margin-left: 0.45rem;
  color: rgba(191, 204, 221, 0.46);
}

.guide-breadcrumbs li:last-child::after {
  display: none;
}

.guide-breadcrumbs [aria-current="page"] {
  color: #e2e8f0;
}

.guide-hero,
.guide-panel,
.guide-cta {
  border-radius: var(--guide-radius);
  border: 1px solid var(--guide-border);
  background:
    radial-gradient(circle at top right, rgba(34, 197, 94, 0.1), transparent 30%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.018));
  box-shadow: var(--guide-shadow);
}

.guide-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 340px);
  gap: 22px;
  align-items: start;
  padding: 30px;
  margin-bottom: 18px;
}

.guide-kicker {
  margin: 0 0 10px;
  color: #86efac;
  text-transform: uppercase;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.guide-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
}

.guide-hero p {
  margin: 0;
  color: var(--guide-muted);
  line-height: 1.7;
  font-size: 1.03rem;
}

.guide-hero-aside {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.42);
}

.guide-hero-aside h2,
.guide-section-title {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

.guide-chip-row,
.guide-jump-links,
.guide-control-row,
.guide-filter-row,
.guide-official-list,
.guide-score-breakdown,
.guide-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.guide-chip,
.guide-jump-link,
.guide-pill,
.guide-filter-button,
.guide-toggle-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.56);
  color: var(--guide-text);
  text-decoration: none;
  font-size: 0.84rem;
  line-height: 1;
}

.guide-chip,
.guide-pill {
  padding: 8px 12px;
}

.guide-jump-link,
.guide-filter-button,
.guide-toggle-button {
  padding: 10px 14px;
  cursor: pointer;
}

.guide-filter-button[aria-pressed="true"],
.guide-toggle-button[aria-pressed="true"],
.guide-jump-link:hover,
.guide-filter-button:hover,
.guide-toggle-button:hover,
.guide-filter-button:focus-visible,
.guide-toggle-button:focus-visible {
  border-color: rgba(34, 197, 94, 0.6);
  background: rgba(34, 197, 94, 0.14);
}

.guide-panel {
  padding: 24px;
  margin: 0 0 22px;
}

.guide-panel > p,
.guide-panel > div > p,
.guide-panel .guide-copy {
  margin: 0;
  color: var(--guide-muted);
  line-height: 1.7;
}

.guide-grid {
  display: grid;
  gap: 18px;
}

.guide-grid.is-two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.guide-grid.is-three-column {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.guide-card,
.guide-example-card,
.guide-tool-card,
.guide-comparison-card,
.guide-trailhead-card,
.guide-strategy-card {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: var(--guide-surface-3);
}

.guide-card h3,
.guide-example-card h3,
.guide-tool-card h3,
.guide-comparison-card h3,
.guide-trailhead-card h3,
.guide-strategy-card h3 {
  margin: 0;
  font-size: 1rem;
}

.guide-card p,
.guide-example-card p,
.guide-tool-card p,
.guide-comparison-card p,
.guide-trailhead-card p,
.guide-strategy-card p {
  margin: 0;
  color: var(--guide-muted);
  line-height: 1.6;
}

.guide-example-card header,
.guide-tool-card header,
.guide-strategy-card header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.guide-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(56, 189, 248, 0.12);
  color: #bae6fd;
  border: 1px solid rgba(56, 189, 248, 0.22);
}

.guide-badge.is-good {
  background: rgba(34, 197, 94, 0.14);
  color: #bbf7d0;
  border-color: rgba(34, 197, 94, 0.24);
}

.guide-badge.is-warn {
  background: rgba(245, 158, 11, 0.14);
  color: #fde68a;
  border-color: rgba(245, 158, 11, 0.24);
}

.guide-badge.is-danger {
  background: rgba(239, 68, 68, 0.14);
  color: #fecaca;
  border-color: rgba(239, 68, 68, 0.24);
}

.guide-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(104px, 1fr));
  gap: 10px;
}

.guide-metric {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.guide-metric-label {
  color: var(--guide-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.guide-metric-value {
  font-size: 0.92rem;
  font-weight: 700;
}

.guide-warning {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.28);
  margin-bottom: 18px;
}

.guide-warning h3 {
  margin: 0;
  font-size: 1.02rem;
}

.guide-warning-meta {
  font-size: 0.82rem;
  color: #fde68a;
}

.guide-official-link {
  flex: 1 1 220px;
  display: grid;
  gap: 6px;
  min-width: 220px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(15, 23, 42, 0.5);
  text-decoration: none;
}

.guide-official-link strong {
  color: var(--guide-text);
}

.guide-tool-shell {
  display: grid;
  gap: 16px;
}

.guide-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.guide-toolbar label {
  display: grid;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--guide-muted);
}

.guide-toolbar input[type="search"],
.guide-toolbar select {
  min-width: 180px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.82);
  color: var(--guide-text);
  padding: 10px 12px;
  font: inherit;
}

.guide-toolbar input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

.guide-inline-check {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  color: var(--guide-muted);
  font-size: 0.86rem;
}

.guide-tool-results {
  display: grid;
  gap: 14px;
}

.guide-tool-card {
  position: relative;
}

.guide-score {
  font-size: 1.45rem;
  font-weight: 800;
  color: #bbf7d0;
}

.guide-score-breakdown {
  row-gap: 6px;
}

.guide-score-chip {
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 0.74rem;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.54);
  color: var(--guide-muted);
}

.guide-axis-list {
  display: grid;
  gap: 10px;
}

.guide-axis-row {
  display: grid;
  grid-template-columns: minmax(100px, 140px) 1fr auto;
  gap: 10px;
  align-items: center;
}

.guide-axis-row span:last-child {
  font-weight: 700;
}

.guide-bar {
  height: 9px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(148, 163, 184, 0.14);
}

.guide-bar > i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #22c55e 0%, #38bdf8 55%, #f59e0b 80%, #ef4444 100%);
}

.guide-empty {
  padding: 16px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.52);
  border: 1px dashed rgba(148, 163, 184, 0.22);
  color: var(--guide-muted);
}

.guide-helper {
  font-size: 0.84rem;
  color: var(--guide-muted);
}

.guide-table {
  width: 100%;
  border-collapse: collapse;
}

.guide-table th,
.guide-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  vertical-align: top;
}

.guide-table th {
  color: #e2e8f0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.guide-table td {
  color: var(--guide-muted);
}

.guide-table strong {
  color: var(--guide-text);
}

.guide-trailhead-card ul,
.guide-strategy-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--guide-muted);
}

.guide-trailhead-card li,
.guide-strategy-card li {
  margin: 0;
  line-height: 1.5;
}

.guide-cta {
  display: grid;
  gap: 16px;
  padding: 24px;
}

.guide-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.guide-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.76);
  color: var(--guide-text);
  text-decoration: none;
  padding: 10px 16px;
  font-weight: 700;
}

.guide-button.is-primary {
  border-color: rgba(34, 197, 94, 0.4);
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.24), rgba(56, 189, 248, 0.18));
}

.guide-muted-note {
  color: var(--guide-muted);
  font-size: 0.86rem;
}

.guide-route-link {
  color: var(--guide-text);
  text-decoration: none;
}

.guide-route-link:hover,
.guide-route-link:focus-visible {
  text-decoration: underline;
}

.guide-status {
  margin-top: 6px;
  color: var(--guide-muted);
  font-size: 0.84rem;
}

@media (max-width: 960px) {
  .guide-hero,
  .guide-grid.is-three-column,
  .guide-grid.is-two-column {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .guide-wrap {
    padding: 14px 14px 54px;
  }

  .guide-hero,
  .guide-panel,
  .guide-cta {
    padding: 20px;
  }

  .guide-axis-row {
    grid-template-columns: 1fr;
  }

  .guide-toolbar input[type="search"],
  .guide-toolbar select {
    min-width: 0;
    width: 100%;
  }
}