:root {
    --primary: #4361ee;
    --primary-dark: #3a56d4;
    --secondary: #7209b7;
    --accent: #4cc9f0;
    --success: #06d6a0;
    --light: #f8f9fa;
    --dark: #212529;
    --gradient-primary: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
    --gradient-secondary: linear-gradient(135deg, #7209b7 0%, #560bad 100%);
    --gradient-hero: linear-gradient(135deg, #4361ee 0%, #4cc9f0 100%);
}

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

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
    color: #333;
    overflow-x: hidden;
}

/* Navigation Premium */
.navbar-omyk {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar-omyk.scrolled {
    padding: 0.5rem 0;
    background: rgba(255, 255, 255, 0.98);
}

.nav-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
}

.nav-brand i {
    margin-right: 0.5rem;
    font-size: 1.8rem;
}

.nav-link-custom {
    font-weight: 600;
    color: #495057 !important;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: 10px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link-custom:hover, .nav-link-custom.active {
    color: var(--primary) !important;
    background: rgba(67, 97, 238, 0.1);
}