/* Critical CSS - Inlined for fast first paint */
/* Base reset and typography */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
}
body {
  margin: 0;
}

/* Font-face for self-hosted Inter - prevents render blocking */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZ9hjp-Ek-_EeA.woff2")
    format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuI-fAZ9hjp-Ek-_EeA.woff2")
    format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuGKYAZ9hjp-Ek-_EeA.woff2")
    format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuFuYAZ9hjp-Ek-_EeA.woff2")
    format("woff2");
}

/* Tailwind-equivalent utility classes for critical path */
.antialiased {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.bg-white {
  background-color: #fff;
}
.text-gray-900 {
  color: #111827;
}
.text-gray-800 {
  color: #1f2937;
}
.text-gray-700 {
  color: #374151;
}
.text-gray-600 {
  color: #4b5563;
}
.text-gray-500 {
  color: #6b7280;
}
.text-gray-400 {
  color: #9ca3af;
}
.text-white {
  color: #fff;
}
.text-emerald-600 {
  color: #059669;
}
.text-emerald-500 {
  color: #10b981;
}
.text-blue-600 {
  color: #2563eb;
}
.text-yellow-500 {
  color: #eab308;
}
.bg-emerald-500 {
  background-color: #10b981;
}
.bg-emerald-600 {
  background-color: #059669;
}
.bg-emerald-50 {
  background-color: #ecfdf5;
}
.bg-blue-50 {
  background-color: #eff6ff;
}
.bg-blue-600 {
  background-color: #2563eb;
}
.bg-gray-50 {
  background-color: #f9fafb;
}
.bg-gray-100 {
  background-color: #f3f4f6;
}
.bg-gray-900 {
  background-color: #111827;
}
.border-gray-100 {
  border-color: #f3f4f6;
}
.border-gray-200 {
  border-color: #e5e7eb;
}
.border-emerald-500 {
  border-color: #10b981;
}
.border-b {
  border-bottom-width: 1px;
}
.border {
  border-width: 1px;
}
.border-2 {
  border-width: 2px;
}
.rounded {
  border-radius: 0.25rem;
}
.rounded-lg {
  border-radius: 0.5rem;
}
.rounded-xl {
  border-radius: 0.75rem;
}
.rounded-2xl {
  border-radius: 1rem;
}
.rounded-full {
  border-radius: 9999px;
}

/* Layout */
.flex {
  display: flex;
}
.inline-flex {
  display: inline-flex;
}
.grid {
  display: grid;
}
.hidden {
  display: none;
}
.block {
  display: block;
}
.flex-col {
  flex-direction: column;
}
.flex-shrink-0 {
  flex-shrink: 0;
}
.flex-1 {
  flex: 1 1 0%;
}
.items-center {
  align-items: center;
}
.items-start {
  align-items: flex-start;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.gap-1 {
  gap: 0.25rem;
}
.gap-2 {
  gap: 0.5rem;
}
.gap-3 {
  gap: 0.75rem;
}
.gap-4 {
  gap: 1rem;
}
.gap-6 {
  gap: 1.5rem;
}
.gap-8 {
  gap: 2rem;
}

/* Spacing */
.p-1 {
  padding: 0.25rem;
}
.p-1\.5 {
  padding: 0.375rem;
}
.p-2 {
  padding: 0.5rem;
}
.p-3 {
  padding: 0.75rem;
}
.p-4 {
  padding: 1rem;
}
.p-6 {
  padding: 1.5rem;
}
.px-2 {
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}
.px-3 {
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}
.px-4 {
  padding-left: 1rem;
  padding-right: 1rem;
}
.px-5 {
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}
.px-6 {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
.py-1 {
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
}
.py-2 {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
.py-3 {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}
.py-4 {
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.py-8 {
  padding-top: 2rem;
  padding-bottom: 2rem;
}
.py-12 {
  padding-top: 3rem;
  padding-bottom: 3rem;
}
.pt-2 {
  padding-top: 0.5rem;
}
.pb-2 {
  padding-bottom: 0.5rem;
}
.mb-2 {
  margin-bottom: 0.5rem;
}
.mb-3 {
  margin-bottom: 0.75rem;
}
.mb-4 {
  margin-bottom: 1rem;
}
.mb-6 {
  margin-bottom: 1.5rem;
}
.mb-8 {
  margin-bottom: 2rem;
}
.mt-2 {
  margin-top: 0.5rem;
}
.mt-4 {
  margin-top: 1rem;
}
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* Sizing */
.w-4 {
  width: 1rem;
}
.w-5 {
  width: 1.25rem;
}
.w-6 {
  width: 1.5rem;
}
.w-8 {
  width: 2rem;
}
.w-10 {
  width: 2.5rem;
}
.w-12 {
  width: 3rem;
}
.w-14 {
  width: 3.5rem;
}
.w-16 {
  width: 4rem;
}
.w-full {
  width: 100%;
}
.h-3 {
  height: 0.75rem;
}
.h-4 {
  height: 1rem;
}
.h-5 {
  height: 1.25rem;
}
.h-6 {
  height: 1.5rem;
}
.h-8 {
  height: 2rem;
}
.h-10 {
  height: 2.5rem;
}
.h-12 {
  height: 3rem;
}
.h-14 {
  height: 3.5rem;
}
.h-16 {
  height: 4rem;
}
.h-full {
  height: 100%;
}
.min-w-0 {
  min-width: 0;
}
.max-w-4xl {
  max-width: 56rem;
}
.max-w-5xl {
  max-width: 64rem;
}
.max-w-6xl {
  max-width: 72rem;
}
.max-w-7xl {
  max-width: 80rem;
}

/* Typography */
.text-\[10px\] {
  font-size: 10px;
}
.text-\[11px\] {
  font-size: 11px;
}
.text-xs {
  font-size: 0.75rem;
  line-height: 1rem;
}
.text-sm {
  font-size: 0.875rem;
  line-height: 1.25rem;
}
.text-base {
  font-size: 1rem;
  line-height: 1.5rem;
}
.text-lg {
  font-size: 1.125rem;
  line-height: 1.75rem;
}
.text-xl {
  font-size: 1.25rem;
  line-height: 1.75rem;
}
.text-2xl {
  font-size: 1.5rem;
  line-height: 2rem;
}
.text-3xl {
  font-size: 1.875rem;
  line-height: 2.25rem;
}
.text-4xl {
  font-size: 2.25rem;
  line-height: 2.5rem;
}
.text-5xl {
  font-size: 3rem;
  line-height: 1;
}
.text-6xl {
  font-size: 3.75rem;
  line-height: 1;
}
.font-medium {
  font-weight: 500;
}
.font-semibold {
  font-weight: 600;
}
.font-bold {
  font-weight: 700;
}
.leading-none {
  line-height: 1;
}
.leading-tight {
  line-height: 1.25;
}
.leading-relaxed {
  line-height: 1.625;
}
.tracking-tight {
  letter-spacing: -0.025em;
}
.text-center {
  text-align: center;
}
.text-left {
  text-align: left;
}

/* Position */
.relative {
  position: relative;
}
.absolute {
  position: absolute;
}
.sticky {
  position: sticky;
}
.fixed {
  position: fixed;
}
.top-0 {
  top: 0;
}
.top-1 {
  top: 0.25rem;
}
.right-1 {
  right: 0.25rem;
}
.left-0 {
  left: 0;
}
.right-0 {
  right: 0;
}
.bottom-0 {
  bottom: 0;
}
.inset-0 {
  inset: 0;
}
.z-10 {
  z-index: 10;
}
.z-50 {
  z-index: 50;
}

/* Effects */
.shadow {
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
}
.shadow-sm {
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}
.shadow-lg {
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}
.shadow-xl {
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}
.ring-1 {
  box-shadow: 0 0 0 1px var(--tw-ring-color, #e5e7eb);
}
.ring-emerald-500 {
  --tw-ring-color: #10b981;
}
.opacity-0 {
  opacity: 0;
}
.opacity-90 {
  opacity: 0.9;
}

/* Transitions */
.transition {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow,
    transform, filter, backdrop-filter;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.transition-all {
  transition-property: all;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.transition-colors {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.transition-transform {
  transition-property: transform;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.duration-200 {
  transition-duration: 200ms;
}
.duration-300 {
  transition-duration: 300ms;
}

/* Transforms */
.transform {
  transform: translate(var(--tw-translate-x, 0), var(--tw-translate-y, 0)) rotate(var(--tw-rotate, 0))
    skewX(var(--tw-skew-x, 0)) skewY(var(--tw-skew-y, 0)) scaleX(var(--tw-scale-x, 1)) scaleY(var(--tw-scale-y, 1));
}
.translate-y-full {
  --tw-translate-y: 100%;
  transform: translate(var(--tw-translate-x, 0), var(--tw-translate-y, 0));
}

/* Overflow */
.overflow-hidden {
  overflow: hidden;
}
.overflow-x-auto {
  overflow-x: auto;
}

/* Object fit */
.object-contain {
  object-fit: contain;
}

/* Hover states (keep for interactivity) */
.hover\:bg-emerald-600:hover {
  background-color: #059669;
}
.hover\:bg-emerald-700:hover {
  background-color: #047857;
}
.hover\:bg-blue-700:hover {
  background-color: #1d4ed8;
}
.hover\:bg-gray-50:hover {
  background-color: #f9fafb;
}
.hover\:bg-gray-100:hover {
  background-color: #f3f4f6;
}
.hover\:text-emerald-600:hover {
  color: #059669;
}
.hover\:text-gray-900:hover {
  color: #111827;
}
.hover\:shadow-lg:hover {
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}
.hover\:shadow-xl:hover {
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}
.hover\:scale-105:hover {
  --tw-scale-x: 1.05;
  --tw-scale-y: 1.05;
  transform: translate(var(--tw-translate-x, 0), var(--tw-translate-y, 0)) rotate(var(--tw-rotate, 0))
    skewX(var(--tw-skew-x, 0)) skewY(var(--tw-skew-y, 0)) scaleX(var(--tw-scale-x, 1)) scaleY(var(--tw-scale-y, 1));
}
.hover\:-translate-y-1:hover {
  --tw-translate-y: -0.25rem;
  transform: translate(var(--tw-translate-x, 0), var(--tw-translate-y, 0));
}

/* Group hover */
.group:hover .group-hover\:scale-110 {
  --tw-scale-x: 1.1;
  --tw-scale-y: 1.1;
  transform: translate(var(--tw-translate-x, 0), var(--tw-translate-y, 0)) rotate(var(--tw-rotate, 0))
    skewX(var(--tw-skew-x, 0)) skewY(var(--tw-skew-y, 0)) scaleX(var(--tw-scale-x, 1)) scaleY(var(--tw-scale-y, 1));
}

/* Focus states */
.focus\:outline-none:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
}
.focus\:ring-2:focus {
  box-shadow: 0 0 0 2px var(--tw-ring-color, #10b981);
}
.focus\:ring-emerald-500:focus {
  --tw-ring-color: #10b981;
}

/* Responsive - SM (640px) */
@media (min-width: 640px) {
  .sm\:block {
    display: block;
  }
  .sm\:hidden {
    display: none;
  }
  .sm\:flex {
    display: flex;
  }
  .sm\:grid {
    display: grid;
  }
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .sm\:text-sm {
    font-size: 0.875rem;
    line-height: 1.25rem;
  }
  .sm\:text-base {
    font-size: 1rem;
    line-height: 1.5rem;
  }
  .sm\:text-lg {
    font-size: 1.125rem;
    line-height: 1.75rem;
  }
  .sm\:text-xl {
    font-size: 1.25rem;
    line-height: 1.75rem;
  }
  .sm\:text-2xl {
    font-size: 1.5rem;
    line-height: 2rem;
  }
  .sm\:text-3xl {
    font-size: 1.875rem;
    line-height: 2.25rem;
  }
  .sm\:text-4xl {
    font-size: 2.25rem;
    line-height: 2.5rem;
  }
  .sm\:text-5xl {
    font-size: 3rem;
    line-height: 1;
  }
  .sm\:px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
  .sm\:py-3 {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
  }
  .sm\:pt-12 {
    padding-top: 3rem;
  }
  .sm\:pb-10 {
    padding-bottom: 2.5rem;
  }
  .sm\:mb-6 {
    margin-bottom: 1.5rem;
  }
  .sm\:mb-8 {
    margin-bottom: 2rem;
  }
  .sm\:h-16 {
    height: 4rem;
  }
  .sm\:w-16 {
    width: 4rem;
  }
  .sm\:gap-3 {
    gap: 0.75rem;
  }
  .sm\:gap-4 {
    gap: 1rem;
  }
  .sm\:gap-6 {
    gap: 1.5rem;
  }
  .sm\:p-6 {
    padding: 1.5rem;
  }
}

/* Responsive - MD (768px) */
@media (min-width: 768px) {
  .md\:block {
    display: block;
  }
  .md\:hidden {
    display: none;
  }
  .md\:flex {
    display: flex;
  }
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .md\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .md\:text-4xl {
    font-size: 2.25rem;
    line-height: 2.5rem;
  }
  .md\:text-5xl {
    font-size: 3rem;
    line-height: 1;
  }
  .md\:text-6xl {
    font-size: 3.75rem;
    line-height: 1;
  }
  .md\:gap-8 {
    gap: 2rem;
  }
  .md\:p-8 {
    padding: 2rem;
  }
  .md\:py-16 {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
}

/* Responsive - LG (1024px) */
@media (min-width: 1024px) {
  .lg\:block {
    display: block;
  }
  .lg\:hidden {
    display: none;
  }
  .lg\:flex {
    display: flex;
  }
  .lg\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .lg\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .lg\:grid-cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
  .lg\:px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .lg\:gap-8 {
    gap: 2rem;
  }
  .lg\:gap-12 {
    gap: 3rem;
  }
  .lg\:py-24 {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
  .lg\:w-64 {
    width: 16rem;
  }
}

/* Custom */
.check-icon {
  color: #10b981;
  flex-shrink: 0;
}
.x-icon {
  color: #ef4444;
  flex-shrink: 0;
}

/* Scroll margin for TOC anchors */
.scroll-mt-20 {
  scroll-margin-top: 5rem;
}

/* Prose-like content styling */
.prose p {
  margin-bottom: 1rem;
}
.prose h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
  font-weight: 700;
}
.prose h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
}
.prose ul {
  list-style-type: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.prose li {
  margin-bottom: 0.5rem;
}