:root {
  --color-white: #FFFFFF;
  --color-black: #1C1C1C;
  --color-pink: #FF4DA6;
  --color-yellow: #FFD93D;
  --color-blue: #3A86FF;
  --color-green: #8AC926;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 80px;

  --max-width: 1200px;
  --radius: 8px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease-out, transform 600ms ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-white);
  color: var(--color-black);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
}

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

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

ul {
  list-style: none;
}

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

.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-pink);
  color: var(--color-white);
  font-family: var(--font-body);
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: filter 200ms ease-out;
}

.btn:hover {
  filter: brightness(1.1);
}

.btn:focus-visible {
  outline: 3px solid var(--color-pink);
  outline-offset: 2px;
}

.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;
}