/* Critical CSS - Above the fold styles */
/* This should be inlined in the HTML head for faster loading */

/* Reset and base styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Accessibility - Screen reader only */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Header critical styles */
header {
    display: block !important;
}

.site-header {
    background-color: #0e2240;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    color: #38b6ff;
    font-size: 1.8rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: -0.5px;
}

/* Main content spacing - Unified responsive approach */
.header-spacing {
    padding-top: 8rem; /* 128px on mobile */
}

@media (min-width: 768px) {
    .header-spacing {
        padding-top: 9rem; /* 144px on tablet */
    }
    
    .desktop-nav {
        display: flex !important;
    }
    
    .md\:flex { display: flex !important; }
    .md\:hidden { display: none !important; }
    .md\:text-2xl { font-size: 1.5rem !important; }
}

@media (min-width: 1024px) {
    .header-spacing {
        padding-top: 10rem; /* 160px on desktop */
    }
}

/* Site title */
.site-title {
    text-align: center;
    font-size: 72px;
    font-weight: 800;
    color: #0e2240;
    margin-bottom: 50px;
    padding: 80px 0 60px;
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;
    font-family: 'Montserrat', sans-serif;
    line-height: 1.1;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
}

/* Article cluster for above-the-fold content */
.article-cluster {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 20px;
    margin-bottom: 30px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem;
}

.article-box {
    position: relative;
    background-color: #fff;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.article-box.featured {
    grid-column: 1 / 3;
    height: 400px;
}

.article-box.secondary {
    height: 250px;
}

/* Essential flex utilities */
.flex { display: flex !important; }
.items-center { align-items: center !important; }
.justify-between { justify-content: space-between !important; }
.space-x-3 > * + * { margin-left: 0.75rem !important; }
.space-x-4 > * + * { margin-left: 1rem !important; }

/* Essential text utilities */
.text-xl { font-size: 1.25rem !important; }
.text-2xl { font-size: 1.5rem !important; }
.font-bold { font-weight: 700 !important; }
.font-medium { font-weight: 500 !important; }
.font-semibold { font-weight: 600 !important; }

/* Essential color utilities */
.text-gray-900 { color: #111827 !important; }
.text-gray-500 { color: #6b7280 !important; }
.text-blue-600 { color: #2563eb !important; }
.text-blue-700 { color: #1d4ed8 !important; }
.text-white { color: white !important; }
.bg-white { background-color: white !important; }

/* Essential layout utilities */
.fixed { position: fixed !important; }
.relative { position: relative !important; }
.absolute { position: absolute !important; }
.top-0 { top: 0 !important; }
.left-0 { left: 0 !important; }
.right-0 { right: 0 !important; }
.z-50 { z-index: 50 !important; }
.hidden { display: none !important; }

/* Essential spacing utilities */
.px-4 { padding-left: 1rem !important; padding-right: 1rem !important; }
.py-3 { padding-top: 0.75rem !important; padding-bottom: 0.75rem !important; }

/* Essential shadow utilities */
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06) !important; }

/* Container utilities */
.max-w-7xl { max-width: 80rem !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }
.container { width: 100% !important; max-width: 1200px !important; margin: 0 auto !important; }

/* Transition utilities */
.transition-colors { transition: color 0.15s ease-in-out !important; }

/* Mobile menu utilities */
.mobile-menu-hidden {
    transform: translateX(100%) !important;
}

/* Critical button styles */
.ffn-btn-primary {
    background: linear-gradient(135deg, #1d4ed8, #2563eb) !important;
    color: white !important;
    padding: 0.625rem 1.25rem !important;
    border-radius: 0.5rem !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    border: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s ease !important;
    min-width: 6.25rem !important;
}

.ffn-btn-secondary,
.ffn-btn-tertiary {
    border: 2px solid #1d4ed8 !important;
    color: #1d4ed8 !important;
    background-color: rgba(255, 255, 255, 0.95) !important;
    padding: 0.5rem 1rem !important;
    border-radius: 0.5rem !important;
    font-size: 0.75rem !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s ease !important;
    min-width: 4.375rem !important;
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .site-title {
        font-size: 48px;
        padding: 60px 0 40px;
        letter-spacing: 2px;
    }
    
    .article-cluster {
        grid-template-columns: 1fr;
    }
    
    .article-box.featured {
        grid-column: 1;
        height: 300px;
    }
}

@media (max-width: 480px) {
    .site-title {
        font-size: 36px;
        padding: 40px 0 30px;
        letter-spacing: 1px;
    }
}