/* Bukharinexus Group - Institutional Corporate Identity */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;700&family=Inter:wght@300;400;500;600&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #060913; /* Slate Deep Midnight */
    color: #f1f5f9;
    font-family: 'Inter', sans-serif;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

/* Typography Corporate Logo */
.logo {
    font-family: 'Cinzel', serif;
    color: #ffffff;
    font-weight: 700;
    font-size: 22px;
    letter-spacing: 3px;
    text-decoration: none;
}

.logo span {
    color: #d4af37; /* Champagne Gold Accent */
    font-weight: 400;
}

/* Premium Navigation Header */
header {
    background-color: rgba(11, 15, 25, 0.95);
    padding: 25px 0;
    border-bottom: 1px solid #1e293b;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
}

nav a {
    color: #94a3b8;
    text-decoration: none;
    margin-left: 35px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

nav a:hover, nav a.active {
    color: #d4af37;
    border-bottom: 1px solid #d4af37;
    padding-bottom: 5px;
}

/* Elite Enterprise Hero Section */
.hero {
    background: linear-gradient(rgba(6, 9, 19, 0.85), rgba(6, 9, 19, 0.9)), 
                url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?q=80&w=2070') center/cover no-repeat;
    height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
    border-bottom: 1px solid #1e293b;
}

.hero-overlay { max-width: 850px; }

.hero h1 {
    font-family: 'Cinzel', serif;
    font-size: 52px;
    color: #ffffff;
    letter-spacing: 2px;
    margin-bottom: 25px;
    line-height: 1.2;
}

.hero p {
    font-size: 19px;
    color: #94a3b8;
    margin-bottom: 45px;
    font-weight: 300;
}

.btn-primary {
    background: transparent;
    color: #d4af37;
    border: 1px solid #d4af37;
    padding: 15px 35px;
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 12px;
    transition: all 0.4s ease;
    display: inline-block;
}

.btn-primary:hover {
    background-color: #d4af37;
    color: #060913;
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.3);
}

/* Master Grid Arrangements */
.container {
    max-width: 1200px;
    margin: 100px auto;
    padding: 0 40px;
}

.page-title {
    background-color: #0b0f19;
    padding: 100px 40px;
    text-align: center;
    border-bottom: 1px solid #1e293b;
}

.page-title h1 {
    font-family: 'Cinzel', serif;
    font-size: 42px;
    color: #ffffff;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.page-title p {
    color: #d4af37;
    font-size: 15px;
    letter-spacing: 1px;
}

.narrative {
    max-width: 800px;
    margin: 100px auto;
    text-align: center;
}

.narrative h2 {
    font-family: 'Cinzel', serif;
    font-size: 32px;
    margin-bottom: 25px;
    color: #ffffff;
    letter-spacing: 1px;
}

.narrative p {
    font-size: 18px;
    color: #cbd5e1;
    font-weight: 300;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.grid-2 h2 {
    font-family: 'Cinzel', serif;
    color: #ffffff;
    margin-bottom: 20px;
    border-left: 2px solid #d4af37;
    padding-left: 15px;
    font-size: 24px;
}

.grid-2 p {
    color: #94a3b8;
    font-weight: 300;
    font-size: 16px;
}

/* Portfolio Infrastructure Display */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.portfolio-card {
    background-color: #0b0f19;
    padding: 45px;
    border: 1px solid #1e293b;
    transition: all 0.4s ease;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    border-color: #d4af37;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
}

.portfolio-card h3 {
    font-family: 'Cinzel', serif;
    font-size: 22px;
    margin-bottom: 15px;
    color: #ffffff;
    letter-spacing: 1px;
}

.portfolio-card p {
    color: #94a3b8;
    font-size: 15px;
    font-weight: 300;
}

/* Corporate Communications Channels */
.communication-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-box {
    background-color: #0b0f19;
    border: 1px solid #1e293b;
    padding: 50px;
}

.contact-box h2 {
    font-family: 'Cinzel', serif;
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 26px;
    letter-spacing: 1px;
}

.contact-box p {
    color: #94a3b8;
    font-weight: 300;
}

.email-block {
    background-color: #111827;
    padding: 25px;
    margin: 30px 0;
    border-left: 3px solid #d4af37;
}

.email-block strong {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #94a3b8;
}

.corporate-email {
    display: block;
    font-size: 22px;
    color: #d4af37;
    font-weight: 600;
    text-decoration: none;
    margin-top: 10px;
    transition: color 0.3s ease;
}

.corporate-email:hover {
    color: #ffffff;
}

.address-block p {
    margin-bottom: 15px;
    color: #94a3b8;
}

.disclaimer {
    font-size: 11px;
    color: #64748b;
    font-style: italic;
    margin-top: 25px;
    line-height: 1.5;
}

/* Institutional Footer Architecture */
footer {
    background-color: #060913;
    color: #64748b;
    padding: 60px 40px;
    border-top: 1px solid #1e293b;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-container p {
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.5px;
}

.footer-address {
    font-size: 12px;
    text-align: right;
    line-height: 1.7;
    color: #94a3b8;
}

/* Advanced Mobile Adaptation Framework */
@media (max-width: 768px) {
    .nav-container, .footer-container, .communication-section {
        flex-direction: column;
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    .footer-address { text-align: center; }
    nav a { margin: 10px 15px; display: inline-block; }
    .hero h1 { font-size: 36px; }
    .grid-2 { grid-template-columns: 1fr; gap: 40px; }
    .contact-box { padding: 35px 20px; }
}