html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--ds-font-family);
  font-size: var(--ds-font-size-base);
  line-height: var(--ds-line-height);
  color: var(--ds-color-text);
  background: var(--ds-color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* {
  box-sizing: border-box;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.ds-container {
  max-width: var(--ds-container-max-width);
  margin: 0 auto;
  padding: 0 var(--ds-container-padding);
}

.ds-container--narrow {
  max-width: var(--ds-container-max-width);
}

.ds-container .ds-container {
  padding-left: 0;
  padding-right: 0;
}

.ds-section {
  padding-top: calc(var(--ds-spacing-unit) * 16);
  padding-bottom: calc(var(--ds-spacing-unit) * 16);
}

.ds-section--padded {
  padding-top: calc(var(--ds-spacing-unit) * 10);
  padding-bottom: calc(var(--ds-spacing-unit) * 10);
}

.ds-stack {
  display: flex;
  flex-direction: column;
  gap: calc(var(--ds-spacing-unit) * 4);
}

.ds-grid {
  display: grid;
  gap: var(--ds-grid-gap);
}

.ds-grid--auto {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

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

.ds-grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
  .ds-grid--3col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {

  .ds-grid--2col,
  .ds-grid--3col {
    grid-template-columns: 1fr;
  }
}

.ds-flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.ds-items-center {
  display: flex;
  align-items: center;
}

.ds-justify-between {
  display: flex;
  justify-content: space-between;
}

.ds-text-muted {
  color: var(--ds-color-secondary);
}

.ds-h1 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0;
}

.ds-h2 {
  font-size: clamp(1.6rem, 2.4vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
}

.ds-h3 {
  font-size: 1.25rem;
  line-height: 1.2;
  margin: 0;
}

.ds-card {
  background: var(--ds-color-surface);
  border: var(--ds-border-width) solid var(--ds-color-border);
  border-radius: var(--ds-border-radius);
  box-shadow: var(--ds-shadow-sm);
  overflow: hidden;
}

.ds-card--elevated {
  box-shadow: var(--ds-shadow-md);
}

.ds-card__content {
  padding: calc(var(--ds-spacing-unit) * 6);
}