/* Enterprise Design System - Clean, Trustworthy, Scalable */
:root {
    /* Foundation Colors */
    --bg-page: #f9fafb;
    /* Very Light Gray - Page Background */
    --bg-card: #1f2937;
    /* Dark Card Background - overridden by branding injection */
    --text-card: #f9fafb;
    /* Light Card Text - overridden by branding injection */
    --bg-sidebar: #ffffff;
    /* White - Sidebar Background */

    /* Text Colors */
    --text-primary: #111827;
    /* Nearly Black */
    --text-secondary: #4b5563;
    /* Dark Gray */
    --text-tertiary: #9ca3af;
    /* Medium Gray */
    --input-text: #1a1a1a;
    /* Input Text - Always Dark */

    /* Brand Colors - Conservative Blue */
    --primary: #2563eb;
    /* Royal Blue */
    --primary-hover: #1d4ed8;
    /* Darker Blue */
    --primary-light: #eff6ff;
    /* very light blue background */

    /* Semantic Colors */
    --success: #059669;
    --success-bg: #ecfdf5;
    --warning: #d97706;
    --warning-bg: #fffbeb;
    --error: #dc2626;
    --error-bg: #fef2f2;

    /* Borders & Shadows */
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --radius: 8px;

    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-page);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Layout Containers */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography Basics */
h1,
h2,
h3,
h4 {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.25;
}

h1 {
    font-size: 1.875rem;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 1.5rem;
    letter-spacing: -0.025em;
}

h3 {
    font-size: 1.25rem;
}

a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Utility Classes */
.text-muted {
    color: var(--text-secondary);
}

.text-sm {
    font-size: 0.875rem;
}

.font-medium {
    font-weight: 500;
}