/* ============================================
   Version Control Your Claude Code Config
   Microsite styles — avi.nyc brand (dark theme)
   ============================================ */

:root {
  --bg: #000000;
  --surface: #0a0a0a;
  --surface-elevated: #111111;
  --surface-code: #0d1117;
  --text: #e6e6e6;
  --text-secondary: #999999;
  --text-tertiary: #505050;
  --accent-primary: #C74B7A;
  --accent-secondary: #4ECDC4;
  --accent-tertiary: #E8A849;
  --border: #1a1a1a;
  --border-light: #252525;
  --font-serif: 'DM Serif Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier Prime', Menlo, monospace;
  --content-width: 720px;
  --code-width: 780px;
}

/* Reset */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(199, 75, 122, 0.3);
  color: #fff;
}

/* ---- Typography ---- */

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  line-height: 1.08;
  color: #fff;
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  color: #fff;
  margin-bottom: 1.2rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  color: #fff;
}

a {
  color: var(--accent-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: #7EDED8;
}

p {
  margin-bottom: 1.25rem;
}

strong {
  font-weight: 600;
  color: #fff;
}

/* Inline code */
code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--surface-elevated);
  padding: 0.15em 0.45em;
  border-radius: 3px;
  color: var(--accent-secondary);
  font-variant-ligatures: none;
}

pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  color: var(--text);
  font-size: 0.85rem;
}

/* ---- Layout ---- */

.content {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}

.content > section {
  margin-bottom: 4.5rem;
}

.content > section:last-child {
  margin-bottom: 0;
}

/* ---- Hero ---- */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 1.5rem;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--border-light));
}

.hero-content {
  max-width: 680px;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 2rem;
  transition: color 0.2s;
}

.eyebrow {
  color: var(--accent-primary);
}

.eyebrow:hover {
  color: var(--accent-secondary);
}

.lead {
  font-size: 1.15rem;
  color: var(--accent-secondary);
  margin-top: 1.5rem;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

/* Terminal mockup */
.terminal {
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  overflow: hidden;
  max-width: 460px;
  margin: 0 auto;
}

.terminal-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--surface-elevated);
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-light);
}

.terminal-title {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  margin-left: auto;
  margin-right: auto;
  letter-spacing: 0.02em;
}

.terminal-body {
  padding: 16px 18px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.7;
}

.terminal-prompt {
  color: var(--accent-secondary);
  user-select: none;
}

.terminal-output {
  color: var(--text-secondary);
}

/* Scroll hint */
a.scroll-hint {
  position: absolute;
  bottom: 2rem;
  color: var(--text-tertiary);
  animation: bounce 2s ease infinite;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  cursor: pointer;
}

a.scroll-hint:hover {
  color: var(--text-secondary);
}

.scroll-hint-text {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ---- Intro ---- */

.intro {
  font-size: 1.05rem;
}

.callout {
  font-size: 1.35rem;
  font-family: var(--font-serif);
  color: #fff;
  padding: 1.5rem 0;
  margin: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.callout code {
  font-size: 0.92em;
  color: var(--accent-primary);
  background: rgba(199, 75, 122, 0.1);
}

/* ---- Table ---- */

.table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

thead th {
  text-align: left;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
}

tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

tbody td:first-child {
  white-space: nowrap;
}

tbody td:first-child code {
  font-size: 0.84em;
}

/* ---- Note/Aside ---- */

.note {
  border-left: 3px solid var(--accent-tertiary);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  background: rgba(232, 168, 73, 0.04);
  border-radius: 0 3px 3px 0;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.note p {
  margin-bottom: 0;
}

/* ---- Steps ---- */

.step {
  margin-bottom: 3rem;
  padding-top: 0.5rem;
}

.step:last-child {
  margin-bottom: 0;
}

.step-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--accent-primary);
  color: var(--accent-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  flex-shrink: 0;
}

/* ---- Code Blocks ---- */

.code-block {
  position: relative;
  margin: 1.25rem 0;
  background: var(--surface-code);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.code-block pre {
  padding: 1.1rem 1.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  line-height: 1.65;
}

.code-block[data-lang]::before {
  content: attr(data-lang);
  position: absolute;
  top: 0;
  right: 0;
  padding: 0.3rem 0.7rem;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  background: var(--surface-elevated);
  border-bottom-left-radius: 4px;
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* Token colors */
.tok-comment { color: #6a737d; }
.tok-operator { color: var(--accent-secondary); }
.tok-hash { color: var(--accent-tertiary); }

/* Copy button */
.copy-btn {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  display: flex;
  align-items: center;
  gap: 5px;
  background: var(--surface-elevated);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 4px 10px;
  color: var(--text-tertiary);
  font-family: var(--font-sans);
  font-size: 0.68rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s, color 0.2s, border-color 0.2s;
  z-index: 2;
}

.code-block:hover .copy-btn {
  opacity: 1;
}

.copy-btn:hover {
  color: var(--text-secondary);
  border-color: var(--border-light);
}

.copy-btn.copied {
  color: var(--accent-secondary);
  border-color: rgba(78, 205, 196, 0.3);
}

/* Hide copy button when lang label overlaps */
.code-block[data-lang] .copy-btn {
  top: auto;
  bottom: 0.55rem;
}

/* ---- Coda ---- */

.coda {
  text-align: center;
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.coda h2 {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0.5rem;
}

.coda p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

.coda-code {
  text-align: left;
  max-width: 580px;
  margin: 1rem auto 0;
}

.coda-code pre code {
  color: var(--text-secondary);
  font-size: 0.84rem;
}

/* ---- Footer ---- */

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
}

.footer-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
}

.footer-sep {
  color: var(--text-tertiary);
}

footer a {
  color: var(--text-tertiary);
  font-weight: 500;
  letter-spacing: 0.02em;
}

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

/* ---- Scroll Reveal ---- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger steps */
.step {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.step.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .content {
    padding: 3rem 1.25rem 4rem;
  }

  .hero {
    min-height: 90vh;
    padding: 2rem 1.25rem;
  }

  .terminal {
    max-width: 100%;
  }

  .terminal-body {
    font-size: 0.8rem;
  }

  .code-block pre {
    padding: 1rem;
    font-size: 0.8rem;
  }

  .step-header {
    gap: 0.75rem;
  }

  .step-number {
    width: 32px;
    height: 32px;
    font-size: 0.8rem;
  }

  table {
    font-size: 0.85rem;
  }

  thead th, tbody td {
    padding: 0.6rem 0.75rem;
  }

  .copy-btn {
    opacity: 1;
  }
}

/* ---- Reduced Motion ---- */

@media (prefers-reduced-motion: reduce) {
  .reveal, .step {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .scroll-hint {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ---- Scrollbar ---- */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}