:root {
  --color-primary-bg: #1b1f2b;
  --color-secondary-bg: #12141d;
  --color-dark-bg: #171a24;
  --color-card-bg: #2b3245;
  --color-header-bg: #121622;

  --color-accent-cyan: #4ebeae;
  --color-accent-cyan-bright: #05d7bc;

  --color-text-white: #ffffff;
  --color-text-gray: #a9a9a9;
  --color-text-black: #000000;

  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-opacity-20: rgba(255, 255, 255, 0.2);
  --color-border-opacity-30: rgba(255, 255, 255, 0.3);

  --font-heading: "Cal Sans", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-body: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;

  --font-size-xl: 60px;
  --font-size-lg: 40px;
  --font-size-md: 24px;
  --font-size-base: 18.283px;
  --font-size-sm: 16px;
  --font-size-xs: 15px;
  --font-size-xxs: 14px;
  --font-size-xxxs: 12px;

  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-xxl: 64px;
  --spacing-xxxl: 96px;

  --radius-sm: 6.267px;
  --radius-md: 8.57px;
  --radius-lg: 10px;
  --radius-xl: 15px;
  --radius-xxl: 16px;
  --radius-full: 100px;

  --transition-base: all 0.3s ease;
  --transition-fast: all 0.2s ease;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-white);
  background-color: var(--color-primary-bg);
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  transition: var(--transition-fast);
}

input,
textarea {
  font-family: inherit;
  font-size: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1;
  margin: 0;
}

p {
  margin: 0;
}

.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;
}

.hidden {
  display: none !important;
}

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

.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 60px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

*:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 2px;
}