@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;600;700&family=Source+Serif+4:wght@400;500;600&display=swap");

:root {
  --bg: #0f1115;
  --bg-2: #171a21;
  --panel: #1d222c;
  --panel-border: #2b3342;
  --text: #f2f5f9;
  --muted: #b5c0d4;
  --accent: #64d2ff;
  --accent-2: #ffb347;
  --shadow: rgba(5, 8, 12, 0.2);
  --max-width: 1200px;
  --font-display: "Space Grotesk", "Avenir Next", "Trebuchet MS", sans-serif;
  --font-body: "Source Serif 4", "Georgia", serif;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --bg: #f7f4f0;
    --bg-2: #efe8df;
    --panel: #ffffff;
    --panel-border: #e0d7cc;
    --text: #1c1c22;
    --muted: #5a5e66;
    --accent: #1f7ae0;
    --accent-2: #f08123;
    --shadow: rgba(0, 0, 0, 0.1);
    --code-bg: #f0ece6;
    --code-text: #1c1c22;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: linear-gradient(180deg, var(--bg), var(--bg-2));
  min-height: 100vh;
  overflow-x: hidden;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}


.topbar {
  position: relative;
  padding: 1.2rem 1.5rem 0.9rem;
  border-bottom: 1px solid var(--panel-border);
  background: var(--topbar-bg, rgba(15, 17, 21, 0.85));
  backdrop-filter: blur(8px);
}

.topbar__content {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.topbar__actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.2s ease, border 0.2s ease, background 0.2s ease;
  position: relative;
}

.theme-toggle:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: rgba(100, 210, 255, 0.12);
}

.theme-toggle__icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  position: absolute;
  inset: 0;
  margin: auto;
  opacity: 0;
  transition: opacity 0.2s ease;
}


[data-theme="dark"] .theme-toggle__icon--moon,
[data-theme="light"] .theme-toggle__icon--sun {
  opacity: 1;
}

.eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.lead {
  max-width: 640px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.github-link {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.03);
  display: grid;
  place-items: center;
  transition: transform 0.2s ease, border 0.2s ease, background 0.2s ease;
}

.github-link svg {
  width: 20px;
  height: 20px;
  fill: var(--text);
}

.github-link:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: rgba(100, 210, 255, 0.15);
}

[data-theme="light"] {
  --bg: #f7f4f0;
  --bg-2: #efe8df;
  --panel: #ffffff;
  --panel-border: #e0d7cc;
  --text: #1c1c22;
  --muted: #5a5e66;
  --accent: #1f7ae0;
  --accent-2: #f08123;
  --shadow: rgba(0, 0, 0, 0.1);
  --code-bg: #f0ece6;
  --code-text: #1c1c22;
  --topbar-bg: #e9e4de;
}

[data-theme="dark"] {
  --bg: #0f1115;
  --bg-2: #171a21;
  --panel: #1d222c;
  --panel-border: #2b3342;
  --text: #f2f5f9;
  --muted: #b5c0d4;
  --accent: #64d2ff;
  --accent-2: #ffb347;
  --shadow: rgba(5, 8, 12, 0.2);
  --code-bg: #0b0d12;
  --code-text: #f2f5f9;
  --topbar-bg: rgba(15, 17, 21, 0.9);
}

.page {
  max-width: 100%;
  margin: 0;
  padding: 0;
}

.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  min-height: calc(100vh - 88px);
}

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--panel-border);
  border-radius: 0;
  padding: 1.25rem;
  position: sticky;
  top: 0;
  align-self: start;
  max-height: calc(100vh - 88px);
  overflow: auto;
}

.sidebar__title {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-item {
  padding: 0.75rem 0.85rem;
  border-radius: 10px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.02);
  text-align: left;
  color: var(--text);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.9rem;
  transition: border 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.skill-item:hover {
  border-color: var(--panel-border);
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(2px);
}

.skill-item.active {
  border-color: var(--accent);
  background: rgba(100, 210, 255, 0.12);
}

.skill-item__title {
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.skill-item__meta {
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.skill-item__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  background: rgba(100, 210, 255, 0.16);
  color: var(--text);
  font-size: 0.7rem;
  font-family: var(--font-display);
}

.skill-item__preview {
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.4;
}

.content {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-left: 0;
  border-top: 0;
  border-radius: 0;
  padding: 2rem;
  box-shadow: none;
  min-height: 60vh;
  overflow: hidden;
}

.content__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  border-bottom: 1px solid var(--panel-border);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
}

.muted {
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

.usage {
  margin: 0.75rem 0 0;
  padding: 0.5rem 0.8rem;
  border-radius: 0;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.04);
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text);
}

.reference-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.reference-pill {
  border-radius: 0;
  border: 1px solid var(--panel-border);
  padding: 0.4rem 0.9rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: border 0.2s ease, background 0.2s ease;
}

.reference-pill:hover,
.reference-pill.active {
  border-color: var(--accent);
  background: rgba(100, 210, 255, 0.12);
}

.markdown-body {
  line-height: 1.7;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
  margin-top: 1.6rem;
}

.markdown-body pre {
  background: var(--code-bg, #0b0d12);
  padding: 1rem;
  border-radius: 0;
  overflow-x: auto;
  max-width: 100%;
  width: 100%;
}

.markdown-body code {
  font-family: "SF Mono", "Fira Code", ui-monospace, monospace;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--code-text, var(--text));
}

.markdown-body pre code {
  display: block;
  font-size: 0.9rem;
  min-width: 0;
  white-space: pre;
}

.footer {
  text-align: center;
  padding: 2rem 1.5rem 3rem;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 900px) {
  .topbar__content {
    flex-direction: column;
  }

  .layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .sidebar {
    position: static;
    max-height: none;
    border-right: 0;
    border-bottom: 1px solid var(--panel-border);
  }
}