@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&family=Share+Tech+Mono&family=Source+Sans+3:wght@400;500;600;700&display=swap");

/* Tokens from packages/ui/src/styles/themes.css (default purple labs theme). */
:root {
  --font-inter: "Inter", sans-serif;
  --font-source-sans-3: "Source Sans 3", "Source Sans Pro", sans-serif;
  --font-share-tech-mono: "Share Tech Mono", "Courier New", monospace;
  --font-body: var(--font-share-tech-mono);
  --font-heading: var(--font-source-sans-3), var(--font-inter);
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --color-background: #0f0f0f;
  --color-foreground: #f8f8f8;
  --color-muted: #b8a8c8;
  --color-light_text: #9086a6;
  --color-admin-bg-primary: #0f0f0f;
  --color-admin-bg-secondary: #16121a;
  --color-admin-bg-tertiary: #201c24;
  --color-admin-surface-glass: rgba(32, 28, 36, 0.6);
  --color-admin-surface-elevated-solid: rgba(40, 34, 45, 1);
  --color-admin-border-primary: rgba(160, 100, 200, 0.15);
  --color-admin-border-accent: rgba(160, 100, 200, 0.25);
  --color-admin-text-primary: #f8f8f8;
  --color-admin-text-secondary: #e8e0f0;
  --color-admin-text-muted: #b8a8c8;
  --color-admin-text-accent: #b888d4;
  --color-admin-accent-primary: #b888d4;
  --color-admin-accent-soft: rgba(184, 136, 212, 0.08);
  --color-admin-info: #7890c8;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--color-admin-bg-primary);
  color: var(--color-light_text);
  font-family: var(--font-mono);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  height: 64px;
  border-bottom: 1px solid var(--color-admin-border-primary);
  background: rgba(15, 15, 15, 0.9);
  backdrop-filter: blur(16px);
}

.topbar-inner {
  width: min(760px, calc(100% - 32px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  display: block;
  height: 24px;
  width: auto;
}

.product-label {
  padding-left: 12px;
  border-left: 1px solid var(--color-admin-border-accent);
  color: var(--color-admin-text-muted);
  font-family: var(--font-body);
  font-size: 12px;
}

.live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-admin-text-secondary);
  font-family: var(--font-mono);
  font-size: 12px;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: yellowgreen;
  box-shadow: 0 0 0 3px rgba(154, 205, 50, 0.1);
}

a { color: var(--color-admin-text-secondary); }

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.crumb,
.source,
.lede {
  color: var(--color-admin-text-muted);
  font-size: 0.9rem;
  margin: 0 0 10px;
}

.crumb a { color: var(--color-admin-text-muted); }

.page-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-admin-text-primary);
  margin: 0 0 20px;
}

.lede { margin-bottom: 24px; }

.tracks {
  display: grid;
  gap: 16px;
}

@media (min-width: 720px) {
  .tracks { grid-template-columns: 1fr 1fr; }
}

.track {
  background: var(--color-admin-bg-secondary);
  border: 1px solid var(--color-admin-border-primary);
  border-radius: 8px;
  padding: 18px 18px 8px;
}

.track h2 {
  margin: 0 0 6px;
  font-size: 1.2rem;
  color: var(--color-admin-text-primary);
}

.track p { margin: 0 0 10px; }

.track ol { margin: 0 0 12px; padding-left: 1.2rem; }
.track li { margin: 0 0 8px; }

.challenge {
  margin-top: 36px;
  padding: 18px;
  background: var(--color-admin-bg-secondary);
  border: 1px solid var(--color-admin-border-primary);
  border-radius: 8px;
}

.challenge h2 {
  margin: 0 0 10px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-admin-text-primary);
}

.btn {
  display: inline-block;
  margin-top: 8px;
  padding: 8px 12px;
  background: var(--color-admin-text-accent);
  color: #160f1c;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
}

.btn:hover { opacity: 0.92; }

.quiz .option {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 0 0 10px;
  color: var(--color-light_text);
}

.quiz-hint {
  margin-top: 16px;
  color: var(--color-admin-text-muted);
}

.quiz-result {
  margin-top: 12px;
  color: var(--color-admin-text-primary);
}

button.btn {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--color-admin-border-primary);
  font-family: var(--font-heading);
  font-size: 14px;
}

.pager a {
  color: var(--color-admin-text-secondary);
  text-decoration: none;
}

.pager a:hover {
  color: var(--color-admin-text-primary);
  text-decoration: underline;
}

/* Port of workers-labs-portal CourseContentMarkdown.module.css */
.markdown {
  color: var(--color-light_text);
  max-width: none;
  line-height: 1.7;
  font-size: 1rem;
}

.markdown p {
  color: var(--color-light_text);
  margin-top: 0;
  margin-bottom: 1.1rem;
}

.markdown p:first-child { margin-top: 0; }
.markdown p:last-child { margin-bottom: 0; }

.markdown strong {
  color: var(--color-admin-text-primary);
  font-weight: 600;
}

.markdown em {
  font-style: italic;
  color: var(--color-admin-text-secondary);
}

.markdown h1,
.markdown h2,
.markdown h3,
.markdown h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  margin-top: 1.75rem;
  margin-bottom: 0.55rem;
  line-height: 1.3;
}

.markdown h1 {
  font-size: 1.25rem;
  color: var(--color-admin-text-primary);
}

.markdown h1:first-child { margin-top: 0; }

.markdown h2 {
  font-size: 1.2rem;
  color: var(--color-admin-text-primary);
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--color-admin-border-primary);
  margin-top: 2rem;
}

.markdown h3 {
  font-size: 0.95rem;
  color: var(--color-admin-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.markdown h4 {
  font-size: 0.9375rem;
  color: var(--color-admin-text-muted);
}

.markdown ul,
.markdown ol {
  margin-top: 0.5rem;
  margin-bottom: 1.25rem;
  padding-left: 1.65rem;
}

.markdown ul { list-style: disc; }

.markdown ol {
  list-style: none;
  padding-left: 0;
  counter-reset: step-counter;
  display: grid;
  gap: 0.45rem;
}

.markdown ul li {
  color: var(--color-light_text);
  margin-bottom: 0.45rem;
  padding-left: 0.2rem;
}

.markdown ul li::marker { color: var(--color-admin-text-muted); }

.markdown ol li {
  position: relative;
  counter-increment: step-counter;
  color: var(--color-light_text);
  margin-bottom: 0.7rem;
  padding: 0.15rem 0 0.15rem 2.75rem;
  min-height: 2.1rem;
}

.markdown ol li::before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0.1rem;
  width: 1.8rem;
  height: 1.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(136, 196, 224, 0.1);
  border: 1px solid rgba(136, 196, 224, 0.18);
  color: var(--color-admin-text-primary);
  font-weight: 600;
  font-size: 0.88rem;
  line-height: 1;
}

.markdown blockquote {
  margin: 1.25rem 0;
  padding: 0.875rem 1.1rem;
  border-left: 3px solid var(--color-admin-info);
  background: linear-gradient(90deg, rgba(136, 196, 224, 0.08) 0%, transparent 100%);
  border-radius: 0 0.4rem 0.4rem 0;
  color: var(--color-admin-text-secondary);
}

.markdown blockquote p { margin-bottom: 0.5rem; }
.markdown blockquote p:last-child { margin-bottom: 0; }

.markdown hr {
  border: none;
  border-top: 1px solid var(--color-admin-border-primary);
  margin: 1.75rem 0;
}

.markdown code {
  background-color: rgba(255, 255, 255, 0.04);
  padding: 0.16rem 0.38rem;
  border-radius: 0.32rem;
  font-size: 0.875em;
  font-family: var(--font-mono);
  color: var(--color-admin-text-primary);
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-weight: 450;
}

.markdown code::before,
.markdown code::after { content: none; }

.markdown pre {
  margin-bottom: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 0.375rem;
  overflow-x: auto;
  background: var(--color-admin-bg-secondary);
  border: 1px solid var(--color-admin-border-primary);
}

.markdown pre code {
  padding: 0;
  background: none;
  font-size: 0.875rem;
  border: none;
  color: var(--color-admin-text-muted);
  font-weight: 450;
}

.code-frame {
  margin-bottom: 1rem;
  border: 1px solid var(--color-admin-border-primary);
  border-radius: 0.375rem;
  overflow: hidden;
  background: var(--color-admin-bg-secondary);
}

.code-language {
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--color-admin-border-primary);
  color: var(--color-admin-text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.code-frame pre {
  margin: 0;
  border: 0;
  border-radius: 0;
}

.markdown .hljs-keyword,
.markdown .hljs-selector-tag,
.markdown .hljs-literal { color: #c792ea; }

.markdown .hljs-string,
.markdown .hljs-attr { color: #c3e88d; }

.markdown .hljs-number,
.markdown .hljs-built_in { color: #f78c6c; }

.markdown .hljs-title,
.markdown .hljs-function { color: #82aaff; }

.markdown .language-http .hljs-meta { color: #c792ea; }
.markdown .language-http .hljs-attribute { color: #82aaff; }
.markdown .language-http .hljs-punctuation { color: var(--color-admin-text-muted); }

.markdown .hljs-comment {
  color: var(--color-admin-text-muted);
  font-style: italic;
}

[data-code-tabs] {
  margin-bottom: 1rem;
  border: 1px solid var(--color-admin-border-primary);
  border-radius: 0.375rem;
  overflow: hidden;
  background: var(--color-admin-bg-secondary);
}

.code-tab-list {
  display: flex;
  gap: 1rem;
  padding: 0 0.75rem;
  border-bottom: 1px solid var(--color-admin-border-primary);
}

.code-tab {
  appearance: none;
  padding: 0.55rem 0 0.45rem;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--color-admin-text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
}

.code-tab[aria-selected="true"] {
  border-bottom-color: var(--color-admin-text-accent);
  color: var(--color-admin-text-primary);
}

[data-code-tabs] .code-frame {
  margin: 0;
  border: 0;
  border-radius: 0;
}

.markdown pre .prompt {
  color: var(--color-admin-text-accent);
}

.markdown a {
  color: var(--color-admin-text-secondary);
  text-decoration: underline;
}

.markdown a:hover {
  color: var(--color-admin-text-primary);
  text-decoration: none;
}

.markdown h2 + p,
.markdown h3 + p,
.markdown h4 + p { margin-top: 0.2rem; }

.markdown p + h2,
.markdown ul + h2,
.markdown ol + h2,
.markdown blockquote + h2,
.markdown pre + h2 { margin-top: 2.35rem; }

.markdown h2 + ul,
.markdown h2 + ol,
.markdown h3 + ul,
.markdown h3 + ol,
.markdown h4 + ul,
.markdown h4 + ol { margin-top: 0.35rem; }

.markdown ol li code,
.markdown ul li code { background-color: rgba(255, 255, 255, 0.03); }

.markdownImage {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1rem auto;
  border-radius: 0.5rem;
  border: 1px solid var(--color-admin-border-primary);
  background-color: var(--color-admin-bg-secondary);
}

.markdown table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
  font-size: 0.9375rem;
  border-radius: 0.5rem;
  overflow: hidden;
  border: 1px solid var(--color-admin-border-accent);
}

@media (min-width: 960px) {
  .wide-cipher-overview .markdown h2 + table,
  .wide-cipher-overview .markdown h3 + table {
    width: min(1180px, calc(100vw - 40px));
    margin-left: 50%;
    transform: translateX(-50%);
  }

  .wide-encoding-overview .markdown h2 + table {
    width: min(1180px, calc(100vw - 40px));
    margin-left: 50%;
    transform: translateX(-50%);
  }

  .wide-sqli-overview .markdown h2 + p + table {
    width: min(1180px, calc(100vw - 40px));
    margin-left: 50%;
    transform: translateX(-50%);
  }

  .wide-xss-overview .markdown h2 + table,
  .wide-xss-overview .markdown h3 + table {
    width: min(1180px, calc(100vw - 40px));
    margin-left: 50%;
    transform: translateX(-50%);
  }
}

.markdown th,
.markdown td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border: 1px solid var(--color-admin-border-primary);
}

.markdown th {
  background: linear-gradient(
    180deg,
    var(--color-admin-accent-soft) 0%,
    var(--color-admin-surface-glass) 100%
  );
  color: var(--color-admin-text-accent);
  font-weight: 600;
}

.markdown td { color: var(--color-light_text); }
.markdown td:nth-child(odd) { background-color: rgba(255, 255, 255, 0.02); }

.markdown .mermaid {
  margin: 1rem 0;
  overflow-x: auto;
}

.markdown .mermaid svg {
  max-width: 100%;
  height: auto;
}