:root {
    --primary: #050a14;
    --accent: #1b3a61;
    --action: #9ea2a2;
    --text: #f8f9fa;
    --text-muted: #A0A0A5;
    --glass: rgba(27, 58, 97, 0.1);
    --glass-border: rgba(255, 255, 255, 0.08);
    --shadow: 0 20px 40px rgba(0,0,0,0.4);
}

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

body {
    background: var(--primary);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, .outfit {
    font-family: 'Outfit', sans-serif;
    font-weight: 900;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Glassmorphism Classes */
.glass {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
}

/* Header Styling */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(15, 15, 16, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--accent);
}

/* Button UI */
.btn {
    padding: 14px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 800;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-block;
}

.btn-primary {
    background: var(--accent);
    color: var(--primary);
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 229, 255, 0.3);
}

/* Service Cards with 3D Hover */
.service-card {
    transition: all 0.5s ease;
    cursor: pointer;
    perspective: 1000px;
}

.service-card:hover {
    transform: rotateY(5deg) scale(1.02);
    box-shadow: var(--shadow);
}

/* Mobile Sticky Call */
.sticky-call {
    position: fixed;
    bottom: 0;
    width: 100%;
    background: var(--accent);
    color: var(--primary);
    text-align: center;
    padding: 15px;
    font-weight: 900;
    z-index: 999;
    display: none;
}

@media (max-width: 768px) {
    .sticky-call { display: block; }
    .nav-menu { display: none; }
}