/* src/css/main.css */

/* Stylesheet Variables */
:root {
  --background: rgb(10, 10, 10);
  --header-font: "IBM Plex Sans";
  --text-font: Roboto;
  --text-font-color: #FFFFFF;
  --tagline-font-color: #45424C;
  --text-selection: rgba(72, 72, 94, 0.2);
}

/* Baseline Resets & Document Core */
* {
  cursor: default;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  background-color: var(--background);
  color: #FFFFFF;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  overflow: hidden;
  text-align: center;
}

/* Base App Wrapper Layout */
main {
  padding: 3rem 2rem;
  max-width: 600px;
  margin: 0 auto;
}

::selection {
  background-color: var(--text-selection);
}

/* Header & Branding Area Typography */
header {
  margin: 0 0 1.4rem 0;
}

.brand-title {
  font-family: var(--header-font), Helvetica, Arial, sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-tagline {
  font-family: var(--text-font), Helvetica, Arial, sans-serif;
  font-weight: 400;
  color: var(--tagline-font-color);
  margin: 0;
}

/* Structural Layout Elements */
section {
  font-family: var(--text-font), Helvetica, Arial, sans-serif;
  font-weight: 300;
  line-height: 1.6em;
  margin: 0 0 1rem 0;
}

.text-emphasis-weight-400 {
  font-weight: 400;
}

.text-emphasis-italic {
  font-style: italic;
}