/* 
   Apex Energy & Resource Management - Global Styles
   Brand Identity: Industrial Minimalism
*/

:root {
    --primary-blue: #0052CC;
    --graphite-black: #121212;
    --safety-yellow: #FFD700;
    --pure-white: #FFFFFF;
    --text-gray: #A0A0A0;
    --border-gray: #333333;
}

body {
    background-color: var(--graphite-black);
    color: var(--pure-white);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Engineering Mono Font for Data */
.font-mono {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.text-primary-blue { color: var(--primary-blue); }
.text-safety-yellow { color: var(--safety-yellow); }

/* Layout Components */
.navbar {
    background-color: rgba(18, 18, 18, 0.95);
    border-bottom: 1px solid var(--border-gray);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 800;
    color: var(--pure-white) !important;
    letter-spacing: 2px;
}

.nav-link {
    color: var(--text-gray) !important;
    font-size: 0.85rem;
    text-transform: uppercase;
    margin-left: 1.5rem;
    transition: color 0.3s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-blue) !important;
}

.section-padding {
    padding: 80px 0;
}

.border-accent {
    border-left: 4px solid var(--primary-blue);
    padding-left: 20px;
}

/* Buttons */
.btn-apex {
    background-color: var(--primary-blue);
    color: white;
    border-radius: 0;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    border: none;
    transition: all 0.3s ease;
}

.btn-apex:hover {
    background-color: #0041a3;
    color: white;
}

.btn-outline-apex {
    border: 1px solid var(--primary-blue);
    color: var(--primary-blue);
    border-radius: 0;
    padding: 12px 30px;
    text-transform: uppercase;
}

/* Cards */
.card-industrial {
    background-color: #1a1a1a;
    border: 1px solid var(--border-gray);
    border-radius: 0;
    transition: border-color 0.3s ease;
}

.card-industrial:hover {
    border-color: var(--primary-blue);
}

/* Footer */
footer {
    background-color: #0a0a0a;
    border-top: 1px solid var(--border-gray);
    padding: 60px 0 30px;
    font-size: 0.9rem;
}

.footer-link {
    color: var(--text-gray);
    text-decoration: none;
}

.footer-link:hover {
    color: var(--pure-white);
}

/* Grid Layouts */
.grid-container {
    display: grid;
    gap: 20px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--graphite-black);
}
::-webkit-scrollbar-thumb {
    background: var(--border-gray);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue);
}