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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1, h2, h3, p {
  margin: 0;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--sm {
  padding: 9px 20px;
  font-size: 14px;
}

.btn--lg {
  padding: 15px 30px;
  font-size: 16px;
}

.btn--primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: var(--shadow-btn);
}

.btn--outline {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn--outline:hover {
  background: var(--color-surface);
  border-color: var(--color-primary);
}

.btn--white {
  background: var(--color-surface);
  color: var(--color-ink);
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn__play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
}