/**
 * Base — Variables, Reset, Typography
 * @package Brightn8_Safeguard
 */

/* === CSS VARIABLES — DARK THEME (DEFAULT) === */
:root {
    /* Core palette */
    --bn8-black: #000000;
    --bn8-dark: #0A0A0A;
    --bn8-dark-2: #111111;
    --bn8-dark-3: #1A1A1A;
    --bn8-dark-4: #222222;
    --bn8-blue: #2563EB;
    --bn8-blue-dark: #1D4ED8;
    --bn8-blue-light: #3B82F6;
    --bn8-blue-glow: rgba(37, 99, 235, 0.25);
    --bn8-white: #FFFFFF;
    --bn8-gray-100: #F1F5F9;
    --bn8-gray-200: #E2E8F0;
    --bn8-gray-300: #CBD5E1;
    --bn8-gray-400: #94A3B8;
    --bn8-gray-500: #64748B;
    --bn8-gray-600: #475569;
    --bn8-gray-700: #334155;
    --bn8-gray-800: #1E293B;

    /* Semantic tokens — dark mode */
    --bg-primary: var(--bn8-dark);
    --bg-secondary: var(--bn8-dark-2);
    --bg-tertiary: var(--bn8-dark-3);
    --bg-card: var(--bn8-dark-3);
    --bg-card-hover: var(--bn8-dark-4);
    --text-primary: var(--bn8-white);
    --text-secondary: var(--bn8-gray-400);
    --text-muted: var(--bn8-gray-500);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.15);
    --accent: var(--bn8-blue);
    --accent-hover: var(--bn8-blue-light);
    --accent-glow: var(--bn8-blue-glow);

    /* Typography */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Plus Jakarta Sans', 'Inter', sans-serif;

    /* Spacing */
    --section-pad: 6rem;
    --container-max: 1200px;
    --container-pad: 2rem;

    /* Transitions */
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px var(--accent-glow);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* === LIGHT THEME OVERRIDES === */
[data-theme="light"] {
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --bg-card: #FFFFFF;
    --bg-card-hover: #F8FAFC;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --border-color: rgba(0, 0, 0, 0.08);
    --border-color-hover: rgba(0, 0, 0, 0.15);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    transition: background var(--transition), color var(--transition);
}

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

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--accent-hover); }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    line-height: 1.2;
    font-weight: 700;
}

ul, ol { list-style: none; }

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

/* === SCROLL ANIMATIONS === */
.bn8-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.bn8-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.bn8-reveal-delay-1 { transition-delay: 0.1s; }
.bn8-reveal-delay-2 { transition-delay: 0.2s; }
.bn8-reveal-delay-3 { transition-delay: 0.3s; }
.bn8-reveal-delay-4 { transition-delay: 0.4s; }
.bn8-reveal-delay-5 { transition-delay: 0.5s; }

/* === KEYFRAMES === */
@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(37, 99, 235, 0); }
}

@keyframes scrollLogos {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
/* Brightn8 Footer Social Icons */
.brightn8-social {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.brightn8-social__link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0b71b0;
  text-decoration: none;
  transition: all 0.3s ease;
}

.brightn8-social__link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.brightn8-social__link:hover {
  background: #0b71b0;
  color: #ffffff;
  transform: translateY(-2px);
}