:root {
    --vp-silver: #9E9E9E;
    --vp-blue: #2962FF;
    --vp-black: #212121;
    --vp-green: #00C853;
    --vp-dark-silver: #424242;
    --vp-light-silver: #F5F5F5;
    --vp-gradient-blue: linear-gradient(135deg, #2962FF 0%, #1565C0 100%);
}

body {
    background-color: var(--vp-light-silver);
    color: var(--vp-black);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    overflow-x: hidden;
}

.font-mono {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
}

/* Linear Dynamics Aesthetics */
.vp-bg-silver { background-color: var(--vp-silver); }
.vp-text-blue { color: var(--vp-blue); }
.vp-border-blue { border-color: var(--vp-blue) !important; }

.navbar {
    background-color: rgba(33, 33, 33, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--vp-blue);
}

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

.nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

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

/* Metal texture effect */
.metal-texture {
    background: linear-gradient(145deg, #9e9e9e, #bdbdbd);
    box-shadow: inset 2px 2px 5px rgba(255,255,255,0.3), 
                inset -2px -2px 5px rgba(0,0,0,0.2);
}

.btn-pulse {
    background: var(--vp-gradient-blue);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 0;
    position: relative;
    overflow: hidden;
    transition: 0.3s;
}

.btn-pulse:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(41, 98, 255, 0.4);
    color: white;
}

footer {
    background-color: var(--vp-black);
    color: var(--vp-silver);
    border-top: 4px solid var(--vp-blue);
    padding: 50px 0;
}

/* Animation classes */
@keyframes verticalSlide {
    0% { transform: translateY(100%); opacity: 0; }
    100% { transform: translateY(-100%); opacity: 0; }
    50% { opacity: 1; }
}

.lift-anim {
    animation: verticalSlide 4s infinite linear;
}

/* Hero 3D Shaft Simulation */
.shaft-container {
    height: 600px;
    background: #1a1a1a;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--vp-blue);
}

.shaft-line {
    position: absolute;
    width: 2px;
    height: 100%;
    background: rgba(41, 98, 255, 0.2);
    left: 50%;
    transform: translateX(-50%);
}

.lift-car {
    position: absolute;
    width: 60px;
    height: 80px;
    background: var(--vp-blue);
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 20px var(--vp-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 10px;
    font-weight: bold;
}