:root {
    --mdx-blue: #0A1A2F; 
    --mdx-gold: #D4AF37;
    --mdx-gold-hover: #B8962E;
    --red: #E24B4A;
    --green: #4A9B3F;
    --gray-50: #F8F9FA;
    --gray-200: #E9ECEF;
    --radius: 12px;
}

body {
    font-family: 'DM Sans', sans-serif;
    background-color: var(--gray-50);
    margin: 0; padding: 0;
    color: var(--mdx-blue);
}

.header {
    background: var(--mdx-blue);
    color: white;
    padding: 1rem 0;
    position: sticky; top: 0; z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.header-inner {
    max-width: 1100px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 20px;
}

.logo { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.logo-icon { font-size: 24px; background: white; padding: 5px; border-radius: 8px; }
.logo-text { font-weight: 700; font-size: 1.4rem; color: white; }
.logo-sub { color: var(--mdx-gold); font-size: 0.7rem; letter-spacing: 2px; font-weight: 600; display: block; }

nav a { color: white; text-decoration: none; margin-left: 20px; font-size: 0.9rem; transition: 0.3s; }
nav a:hover { color: var(--mdx-gold); }
.nav-cta { background: var(--mdx-gold); color: var(--mdx-blue) !important; padding: 8px 16px; border-radius: 20px; font-weight: 600; }

.hero {
    background: linear-gradient(rgba(10,26,47,0.85), rgba(10,26,47,0.85)), url('https://images.unsplash.com/photo-1513694203232-719a280e022f?auto=format&fit=crop&w=1200');
    background-size: cover; background-position: center;
    color: white; padding: 100px 20px; text-align: center; border-radius: 0 0 50px 50px;
}

.service-tag { border: 1px solid var(--mdx-gold); padding: 5px 15px; border-radius: 20px; margin: 5px; display: inline-block; font-size: 0.8rem; }

.card { background: white; max-width: 900px; margin: 30px auto; padding: 30px; border-radius: var(--radius); box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.card-label { font-size: 11px; font-weight: 700; text-transform: uppercase; color: var(--mdx-gold); letter-spacing: 2px; display: block; margin-bottom: 10px; }

.hidden { display: none; }

.btn-primary { background: var(--mdx-blue); color: white; border: none; padding: 14px 28px; border-radius: 8px; cursor: pointer; font-weight: 600; transition: 0.3s; }
.gold-btn { background: var(--mdx-gold); color: var(--mdx-blue); }
.gold-btn:hover { background: var(--mdx-gold-hover); }

.solutions-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 20px 0; }
.solution-block { padding: 20px; border-radius: 10px; border: 1px solid var(--gray-200); }
.solution-client { background: #FFF9F9; }
.solution-mdx { background: #F9FFF9; }

.field { margin-bottom: 15px; }
.field label { font-size: 13px; font-weight: 600; display: block; margin-bottom: 5px; }
.field input, .field select { width: 100%; padding: 10px; border: 1px solid var(--gray-200); border-radius: 6px; box-sizing: border-box; }

.metrics-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin: 20px 0; }
.metric-card { background: var(--gray-50); padding: 15px; border-radius: 8px; text-align: center; }
.metric-value { font-size: 1.4rem; font-weight: 700; color: var(--mdx-blue); }

.chart-container { height: 300px; margin-top: 20px; }

.footer { background: #050D18; color: white; padding: 40px 20px; margin-top: 60px; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }