@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@300;400&display=swap');

body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background-color: #005082; /* Blueprint blue */
    font-family: 'Roboto Mono', monospace;
    overflow: hidden;
    color: #ffffff;
}

.blueprint-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255,255,255,0.2) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.2) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
    z-index: 1;
}

.mechanical-drawing {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    pointer-events: none;
}

.ui-panel {
    position: absolute;
    top: 30px;
    right: 30px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    background: rgba(0, 80, 130, 0.8);
    padding: 20px;
    z-index: 10;
    width: 300px;
}

.data-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    border-bottom: 1px dotted rgba(255,255,255,0.3);
    padding-bottom: 5px;
}

.label {
    font-size: 0.8rem;
    opacity: 0.7;
}

.value {
    font-weight: 400;
}

.center-module {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.8);
    padding: 40px;
    background: repeating-linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.05),
        rgba(255, 255, 255, 0.05) 10px,
        transparent 10px,
        transparent 20px
    );
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.center-module:hover {
    transform: translate(-50%, -50%) scale(1.05);
}

.crosshair {
    width: 40px;
    height: 40px;
    position: absolute;
    top: -20px;
    left: -20px;
    border-top: 2px solid #fff;
    border-left: 2px solid #fff;
}

h1 {
    font-size: 2rem;
    letter-spacing: 4px;
    margin: 0 0 10px 0;
}

p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.8;
}