/* 
 * STYLE.CSS - Core Tokens & Reset
 * BRAND: LEVEL Revenue Architecture
 */

:root {
  /* --- COLORS --- */
  /* Primary Backgrounds */
  --color-navy-900: #0A1628;
  /* Deep Navy (Main BG) */
  --color-navy-800: #112240;
  /* Card BG on Dark */
  --color-navy-700: #1E293B;
  /* Borders on Dark */

  /* Accents */
  --color-blue-600: #2563EB;
  /* Electric Blue (Primary CTA) */
  --color-blue-700: #1D4ED8;
  /* Hover Blue */
  --color-teal-500: #0D9488;
  /* Secondary / Success */
  --color-lime-500: #c8f050;
  /* Primary Highlight / Brand Lime */
  --color-red-500: #ff4a4a;
  /* Alert / Negative / Strikethrough */

  /* Neutrals */
  --color-white: #FFFFFF;
  --color-slate-50: #F8FAFC;
  /* Light BG */
  --color-slate-100: #F1F5F9;
  /* Subtle Gray */
  --color-slate-200: #E2E8F0;
  /* Light Borders */
  --color-slate-900: #0F172A;
  /* Main Text on Light */
  --color-slate-400: #94A3B8;
  /* Muted Text */

  /* Glassmorphism (Liquid Glass) */
  --color-glass-dark: rgba(10, 22, 40, 0.6);
  --color-glass-light: rgba(255, 255, 255, 0.03);
  --color-glass-border: rgba(255, 255, 255, 0.08);
  --color-glass-border-hover: rgba(255, 255, 255, 0.2);

  /* --- TYPOGRAPHY --- */
  --font-main: 'Inter', sans-serif;
  --font-display: 'Inter', sans-serif;
  /* Setup for easy swap to Satoshi if needed */

  /* Scale (Desktop) - Mobile adjustments in media queries */
  --text-xs: 0.875rem;
  /* 14px (was 12px) */
  --text-sm: 1rem;
  /* 16px (was 14px) */
  --text-base: 1.125rem;
  /* 18px (was 16px) */
  --text-lg: 1.25rem;
  /* 20px (was 18px) */
  --text-xl: 1.5rem;
  /* 24px (was 20px) */
  --text-2xl: 1.875rem;
  /* 30px (was 24px) */
  --text-3xl: 2.25rem;
  /* 36px (was 32px) */
  --text-4xl: 3rem;
  /* 48px (was 40px) */
  --text-5xl: 4rem;
  /* 64px (was 56px) */
  --text-6xl: 5rem;
  /* 80px (was 72px) */

  /* --- SPACING (Architecture) --- */
  --space-2: 0.5rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  /* Section Padding */
  --space-32: 8rem;
  /* Large Section Padding */

  /* --- BORDERS & SHADOWS --- */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.15);
  /* Subtle blue glow */
}

/* --- RESET & BASE --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-main);
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-navy-900); /* Default to dark for Premium Cockpit vibe */
  color: var(--color-slate-light);
  line-height: 1.6;
  /* Increased line-height for better readability */
}

/* Typography Utilities */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.text-navy {
  color: var(--color-navy-900);
}

.text-white {
  color: var(--color-white);
}

/* WCAG AA Compliant - 7:1 contrast on light backgrounds (#F8FAFC) */
.text-slate {
  color: #334155;
  /* Slate 700 - Very High Contrast */
}

/* For use on dark backgrounds (navy-900, navy-800) - WCAG AA 4.5:1+ */
.text-slate-light {
  color: #CBD5E1;
  /* Slate 300 - Good contrast on dark */
}

.text-blue {
  color: var(--color-blue-600);
}

.text-lime {
  color: var(--color-lime-500);
}

.text-red {
  color: var(--color-red-500);
}

.font-bold {
  font-weight: 700;
}

/* Strikethrough Effect */
.text-strikethrough-red {
  position: relative;
  display: inline-block;
}

.text-strikethrough-red::after {
  content: '';
  position: absolute;
  top: 50%;
  left: -5%;
  width: 110%;
  height: 4px;
  background-color: var(--color-red-500);
  transform: translateY(-50%) rotate(-5deg);
  border-radius: 2px;
  box-shadow: 0 0 8px rgba(255, 74, 74, 0.4);
}

/* Utility Classes */
.hidden {
  display: none;
}

.block {
  display: block;
}

.flex {
  display: flex;
}

.grid {
  display: grid;
}

.uppercase {
  text-transform: uppercase;
}

.tracking-wide {
  letter-spacing: 0.05em;
}

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

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

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