/* ============================================================
   RESET & CUSTOM PROPERTIES
   ============================================================ */

:root {
  /* Color palette — Steel Blue / Cerulean */
  --bg-deep:        #07111A;
  --surface-card:   #0D1F2D;
  --accent-primary: #1DA5D8;
  --accent-hover:   #1579A8;
  --accent-orange:  #FF6B00;
  --text-primary:   #F0F0F0;
  --text-secondary: #9AAFC0;

  /* Platform colors */
  --yt-red:  #FF0000;
  --ig-pink: #E1306C;
  --tk-teal: #69C9D0;
  --fb-blue: #1877F2;

  /* Typography */
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* Spacing scale */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-xxl: 7rem;

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* Glassmorphism */
  --glass-bg:     rgba(13, 31, 45, 0.6);
  --glass-border: rgba(29, 165, 216, 0.18);

  /* Transitions */
  --ease-out: cubic-bezier(0.2, 0.9, 0.3, 1);
  --transition-base: 0.3s var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Grain texture overlay — editorial premium feel */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 150px 150px;
}

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

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

ul, ol {
  list-style: none;
}

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

input, textarea, select {
  font-family: var(--font-body);
}

h1, h2, h3, h4 {
  line-height: 1.1;
}