/* =============================================
   M5GOV INSTITUTIONAL DESIGN
   Professional Government/Enterprise Styling
   Version: 2.0.0
   ============================================= */

/* =============================================
   INSTITUTIONAL COLOR PALETTE
   ============================================= */
:root {
    /* Primary - Professional Navy/Slate */
    --gov-navy-dark: #1e293b;
    --gov-navy: #334155;
    --gov-navy-light: #475569;
    
    /* Accent - Muted Gold (Institutional) */
    --gov-gold: #a78a5e;
    --gov-gold-light: #c4a574;
    
    /* Supporting - Professional Grays */
    --gov-slate-50: #f8fafc;
    --gov-slate-100: #f1f5f9;
    --gov-slate-200: #e2e8f0;
    --gov-slate-300: #cbd5e1;
    --gov-slate-400: #94a3b8;
    --gov-slate-500: #64748b;
    --gov-slate-600: #475569;
    --gov-slate-700: #334155;
    --gov-slate-800: #1e293b;
    
    /* Semantic - Subdued */
    --gov-teal: #5f8a8b;
    --gov-blue: #5b7c99;
    
    /* Typography */
    --gov-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --gov-font-mono: 'Monaco', 'Courier New', monospace;
    
    /* Spacing */
    --gov-space-xs: 0.5rem;
    --gov-space-sm: 1rem;
    --gov-space-md: 1.5rem;
    --gov-space-lg: 2rem;
    --gov-space-xl: 3rem;
    --gov-space-2xl: 4rem;
    --gov-space-3xl: 6rem;
}

/* =============================================
   BASE STYLES
   ============================================= */
.gov-page {
    font-family: var(--gov-font-sans);
    color: var(--gov-slate-800);
    line-height: 1.7;
    background: #ffffff;
}

/* =============================================
   HERO SECTION - Clean & Professional
   ============================================= */
.gov-hero {
    background: linear-gradient(180deg, var(--gov-slate-50) 0%, #ffffff 100%);
    padding: var(--gov-space-3xl) 0 var(--gov-space-2xl);
    border-bottom: 1px solid var(--gov-slate-200);
}

.gov-hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.gov-hero-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--gov-gold);
    background: var(--gov-slate-100);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-bottom: var(--gov-space-md);
}

.gov-hero h1 {
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--gov-navy-dark);
    line-height: 1.2;
    margin: 0 0 var(--gov-space-md) 0;
    letter-spacing: -0.02em;
}

.gov-hero-subtitle {
    font-size: 1.125rem;
    color: var(--gov-slate-600);
    line-height: 1.8;
    margin: 0;
}

/* =============================================
   SECTION STYLES - Consistent Layout
   ============================================= */
.gov-section {
    padding: var(--gov-space-xl) 0;
    border-bottom: 1px solid var(--gov-slate-200);
}

.gov-section-alt {
    background: var(--gov-slate-50);
}

.gov-section-header {
    max-width: 700px;
    margin: 0 auto var(--gov-space-lg);
    text-align: center;
}

.gov-section-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--gov-gold);
    margin-bottom: var(--gov-space-sm);
    display: block;
}

.gov-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gov-navy-dark);
    line-height: 1.3;
    margin: 0 0 var(--gov-space-md) 0;
}

.gov-section-description {
    font-size: 1.0625rem;
    color: var(--gov-slate-600);
    line-height: 1.7;
    margin: 0;
}

/* =============================================
   CARD SYSTEM - Clean & Institutional
   ============================================= */
.gov-card {
    background: #ffffff;
    border: 1px solid var(--gov-slate-200);
    border-radius: 8px;
    padding: var(--gov-space-lg);
    transition: border-color 0.2s ease;
}

.gov-card:hover {
    border-color: var(--gov-slate-300);
}

.gov-card-header {
    display: flex;
    align-items: center;
    gap: var(--gov-space-md);
    margin-bottom: var(--gov-space-md);
}

.gov-card-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gov-slate-100);
    color: var(--gov-navy);
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.gov-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gov-navy-dark);
    margin: 0;
    line-height: 1.4;
}

.gov-card-content {
    color: var(--gov-slate-600);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.gov-card-content ul {
    list-style: none;
    padding: 0;
    margin: var(--gov-space-sm) 0 0 0;
}

.gov-card-content li {
    padding: var(--gov-space-xs) 0;
    border-bottom: 1px solid var(--gov-slate-100);
}

.gov-card-content li:last-child {
    border-bottom: none;
}

.gov-card-content li::before {
    content: "→";
    color: var(--gov-gold);
    margin-right: var(--gov-space-sm);
    font-weight: 600;
}

.gov-card-chain {
    font-family: var(--gov-font-mono);
    font-size: 0.875rem;
    color: var(--gov-teal);
    font-weight: 600;
    margin-top: var(--gov-space-sm);
    display: block;
}

/* =============================================
   GRID LAYOUTS
   ============================================= */
.gov-grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--gov-space-lg);
}

.gov-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--gov-space-lg);
}

.gov-grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--gov-space-md);
}

/* =============================================
   NAVIGATION - Subdued
   ============================================= */
.gov-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gov-slate-200);
    padding: var(--gov-space-sm) 0;
}

.gov-nav-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: var(--gov-space-sm);
    flex-wrap: wrap;
    padding: 0 var(--gov-space-md);
}

.gov-nav-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gov-slate-500);
    margin-bottom: var(--gov-space-xs);
    text-align: center;
}

.gov-nav-link {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gov-slate-600);
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.gov-nav-link:hover {
    background: var(--gov-slate-50);
    color: var(--gov-navy-dark);
    border-color: var(--gov-slate-200);
}

/* =============================================
   HIERARCHY DISPLAY - Clean Flowchart
   ============================================= */
.gov-hierarchy {
    max-width: 900px;
    margin: var(--gov-space-2xl) auto 0;
}

.gov-hierarchy-level {
    background: #ffffff;
    border: 2px solid var(--gov-slate-200);
    border-radius: 8px;
    padding: var(--gov-space-lg);
    margin-bottom: var(--gov-space-lg);
    position: relative;
}

.gov-hierarchy-level-badge {
    position: absolute;
    top: -12px;
    left: var(--gov-space-lg);
    background: var(--gov-navy-dark);
    color: #ffffff;
    padding: 0.375rem 0.875rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.gov-hierarchy-level h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gov-navy-dark);
    margin: 0 0 var(--gov-space-sm) 0;
}

.gov-hierarchy-level-chain {
    font-family: var(--gov-font-mono);
    font-size: 0.9375rem;
    color: var(--gov-teal);
    font-weight: 600;
    margin-bottom: var(--gov-space-md);
    display: block;
}

.gov-hierarchy-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--gov-space-sm);
}

.gov-hierarchy-feature {
    background: var(--gov-slate-50);
    border: 1px solid var(--gov-slate-200);
    border-radius: 4px;
    padding: var(--gov-space-sm);
    font-size: 0.875rem;
    color: var(--gov-slate-700);
}

.gov-hierarchy-connector {
    text-align: center;
    margin: var(--gov-space-md) 0;
    color: var(--gov-slate-400);
    font-size: 1.5rem;
    font-weight: 300;
}

/* =============================================
   CODE/TECH ELEMENTS - Professional
   ============================================= */
.gov-code-block {
    background: var(--gov-slate-50);
    border: 1px solid var(--gov-slate-200);
    border-left: 3px solid var(--gov-teal);
    border-radius: 4px;
    padding: var(--gov-space-md);
    font-family: var(--gov-font-mono);
    font-size: 0.9375rem;
    color: var(--gov-navy-dark);
    overflow-x: auto;
}

.gov-tech-spec {
    background: #ffffff;
    border: 1px solid var(--gov-slate-200);
    border-radius: 6px;
    padding: var(--gov-space-md);
}

.gov-tech-spec-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gov-slate-500);
    margin-bottom: var(--gov-space-sm);
}

.gov-tech-spec-value {
    font-family: var(--gov-font-mono);
    font-size: 1rem;
    color: var(--gov-navy-dark);
    font-weight: 600;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .gov-hero h1 {
        font-size: 2rem;
    }
    
    .gov-section h2 {
        font-size: 1.5rem;
    }
    
    .gov-grid-2,
    .gov-grid-3,
    .gov-grid-4 {
        grid-template-columns: 1fr;
    }
    
    .gov-section {
        padding: var(--gov-space-lg) 0;
    }
}

/* =============================================
   UTILITY CLASSES
   ============================================= */
.gov-text-center {
    text-align: center;
}

.gov-text-muted {
    color: var(--gov-slate-500);
}

.gov-text-small {
    font-size: 0.875rem;
}

.gov-mb-sm { margin-bottom: var(--gov-space-sm); }
.gov-mb-md { margin-bottom: var(--gov-space-md); }
.gov-mb-lg { margin-bottom: var(--gov-space-lg); }
.gov-mb-xl { margin-bottom: var(--gov-space-xl); }

.gov-mt-sm { margin-top: var(--gov-space-sm); }
.gov-mt-md { margin-top: var(--gov-space-md); }
.gov-mt-lg { margin-top: var(--gov-space-lg); }
.gov-mt-xl { margin-top: var(--gov-space-xl); }