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

body {
    font-family: 'Courier New', monospace;
    background: #1b71e1;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Blueprint grid background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px, 20px 20px, 100px 100px, 100px 100px;
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
}

/* Blueprint annotations */
.annotation {
    position: absolute;
    font-size: 10px;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 10;
}

.annotation::before {
    content: '';
    position: absolute;
    width: 2px;
    height: 15px;
    background: #ffffff;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
}

.annotation::after {
    content: '';
    position: absolute;
    width: 15px;
    height: 2px;
    background: #ffffff;
    left: -8px;
    top: 50%;
    transform: translateY(-50%);
}

/* Header section */
.header {
    position: relative;
    border: 2px solid #ffffff;
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    margin-bottom: 40px;
    text-align: center;
}

.header::before {
    content: 'HEADER COMPONENT';
    position: absolute;
    top: -12px;
    left: 20px;
    background: #0a0e1a;
    padding: 0 10px;
    font-size: 10px;
    color: #ffffff;
    letter-spacing: 2px;
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: #ffffff;
}

.header p {
    font-size: 1.1em;
    color: #ffffff;
    margin-bottom: 20px;
}

.blueprint-line {
    height: 2px;
    background: linear-gradient(90deg, transparent, #ffffff, transparent);
    margin: 20px 0;
}

/* Main content area */
.main-content {
    position: relative;
    margin-bottom: 40px;
}

.form-container {
    position: relative;
    border: 3px solid #ffffff;
    background: rgba(255, 255, 255, 0.08);
    padding: 30px;
}

.form-container::before {
    content: 'FORM COMPONENT - EMBEDDED';
    position: absolute;
    top: -12px;
    left: 30px;
    background: #0a0e1a;
    padding: 0 10px;
    font-size: 10px;
    color: #ffffff;
    letter-spacing: 2px;
}

.form-container h2 {
    color: #ffffff;
    margin-bottom: 20px;
    font-size: 1.8em;
    text-align: center;
}

.form-description {
    color: #ffffff;
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.1em;
}

/* Blueprint corner markers */
.corner-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid #ffffff;
}

.corner-marker.top-left {
    top: -2px;
    left: -2px;
    border-right: none;
    border-bottom: none;
}

.corner-marker.top-right {
    top: -2px;
    right: -2px;
    border-left: none;
    border-bottom: none;
}

.corner-marker.bottom-left {
    bottom: -2px;
    left: -2px;
    border-right: none;
    border-top: none;
}

.corner-marker.bottom-right {
    bottom: -2px;
    right: -2px;
    border-left: none;
    border-top: none;
}

/* Iframe styling */
iframe {
    width: 100%;
    height: 600px;
    border: 2px solid #ffffff;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.02);
}

/* Footer */
.footer {
    position: relative;
    border: 2px solid #ffffff;
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    text-align: center;
    margin-top: 40px;
}

.footer::before {
    content: 'FOOTER COMPONENT';
    position: absolute;
    top: -12px;
    left: 20px;
    background: #0a0e1a;
    padding: 0 10px;
    font-size: 10px;
    color: #ffffff;
    letter-spacing: 2px;
}

/* Responsive design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2em;
    }
    
    .container {
        padding: 15px;
    }
}