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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

img[loading="lazy"] {
  background: var(--color-bg-light);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

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

ul,
ol {
  list-style: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  max-width: 100%;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  letter-spacing: -0.015em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  color: var(--color-text-secondary);
}

/* Author display rules must not override the HTML hidden attribute */
[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100%;
  z-index: calc(var(--z-toast) + 1);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.skip-link:focus {
  top: var(--space-4);
  color: #fff;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.container--narrow {
  width: min(100% - 2rem, var(--container-narrow));
  margin-inline: auto;
}

@media (max-width: 379px) {
  .container,
  .container--narrow {
    width: min(100% - 1.5rem, var(--container));
  }
}

.section {
  padding: var(--space-16) 0;
}

.section--tight {
  padding: var(--space-10) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-20) 0;
  }

  .section--tight {
    padding: var(--space-12) 0;
  }
}

.section--light {
  background: var(--color-bg-light);
}

.section__header {
  max-width: 40rem;
  margin-bottom: var(--space-10);
}

.section__header--center {
  text-align: center;
  margin-inline: auto;
}

.section__eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  letter-spacing: 0.02em;
}

.section__header p {
  margin-top: var(--space-4);
  font-size: 1.0625rem;
}

.text-center {
  text-align: center;
}

.mt-4 {
  margin-top: var(--space-4);
}

.mt-6 {
  margin-top: var(--space-6);
}

.mt-8 {
  margin-top: var(--space-8);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

.grid-2 {
  display: grid;
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(1.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}