/* Basic page styling */

/* Allow footer to stay at the bottom */
html,
body {
  height: 100%;
  margin: 0;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  /* logo + subtitle left-aligned */
  text-decoration: none;
}

.logo-subtitle {
  font-size: 0.75rem;
  /* small */
  color: #545962;
  /* soft gray (Tailwind gray-500) */
  margin-top: 0.15rem;
  /* small space under logo */
  letter-spacing: 0.3px;
  margin-left: 8px;
  /* align with logo image */
}

/* Body becomes a vertical flex container */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Main content expands to fill available space */
.site-main {
  flex: 1;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  line-height: 1.5;
  color: #111827;
  background-color: #ffffff;
}

/* Keep content readable on large screens */
.site-main {
  max-width: 900px;
  margin: 1.5rem auto 2rem auto;
  padding: 0 1rem;
}

/* Restore sensible heading styles */
h1 {
  font-size: 2rem;
  font-weight: 700;
  margin: 1.5rem 0 0.5rem;
  color: darkblue;
}

h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 1.25rem 0 0.5rem;
  color: blue;
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1rem 0 0rem;
}

p {
  margin: 0.5rem 0;
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: #f9fafb;
  border-bottom: 1px solid #e5e7eb;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.logo img {
  height: 32px;
  width: auto;
}

/* Desktop nav */
/* Desktop nav */
.primary-nav {
  display: flex;
  gap: 1rem;
}

/* TEXT-LINK STYLE, NOT BUTTONS */
.nav-link {
  font-size: 0.95rem;
  text-decoration: none;
  color: #111827;
  padding: 0;
  /* remove button padding */
  border: none;
  /* remove border */
  background: none;
  /* remove background */
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

/* Hover: subtle underline + color change */
.nav-link:hover {
  color: #2563eb;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* Mobile toggle button */

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.25rem;
  cursor: pointer;
}

.mobile-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  margin: 3px 0;
  background-color: #111827;
}

/* Mobile nav (hidden by default) */

.mobile-nav {
  display: none;
  border-top: 1px solid #e5e7eb;
  background-color: #f9fafb;
}

.mobile-nav.open {
  display: block;
}

.mobile-nav-link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.95rem;
  text-decoration: none;
  color: #111827;
}

.mobile-nav-link:hover {
  background-color: #2563eb;
  color: #ffffff;
}

/* FOOTER */

.site-footer {
  border-top: 1px solid #e5e7eb;
  background-color: #f9fafb;
  padding: 0.75rem 1rem;
  text-align: center;
}

.footer-text {
  margin: 0;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.footer-text a {
  color: #2563eb;
  text-decoration: underline;
}

.footer-text a:hover {
  color: #1d4ed8;
}

.copyleft-icon {
  width: 16px;
  height: 16px;
}

/* RESPONSIVE BEHAVIOR */

@media (max-width: 768px) {
  .primary-nav {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
  }

  .header-inner {
    padding: 0.5rem 0.75rem;
  }

  .site-main {
    padding: 0 0.75rem;
  }
}

/* Restore proper Markdown blockquote styling */
blockquote {
  margin: 1rem 0;
  padding: 0.75rem 1rem;
  border-left: 4px solid #d1d5db;
  /* soft gray border */
  background: #f9fafb;
  /* subtle background */
  color: #374151;
  /* readable text */
}

blockquote>p {
  margin: 0;
  /* remove extra spacing inside */
}

.copy-container {
  position: relative;
}

.copy-button {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 4px 8px;
  font-size: 12px;
  background-color: #f6f8fa;
  border: 1px solid #d0d7de;
  border-radius: 6px;
  cursor: pointer;
}

.copy-button:hover {
  background-color: #eaeef2;
}

hr {
  border: 0;
  height: 1px;
  background-color: #e5e7eb;
  /* soft gray */
  margin: 1rem 0 1rem;
}

a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

ul,
ol {
  margin-left: 0;
  padding-left: 2rem; /* or 0 if you want truly flush-left */
}