/* RSVP Protocol Website Styles */
:root {
    --primary-color: #00ff41;
    --secondary-color: #008f11;
    --bg-color: #0a0a0a;
    --text-color: #e0e0e0;
    --accent-color: #ff6b6b;
    --border-color: #333;
    --mono-font: 'Courier New', Courier, monospace;
}

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

body {
    font-family: var(--mono-font);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header Styles */
.main-header {
    text-align: center;
    padding: 60px 20px;
    border-bottom: 2px solid var(--primary-color);
    margin-bottom: 40px;
    position: relative;
}

.system-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: var(--primary-color);
}

.status-indicator {
    width: 12px;
    height: 12px;
    background-color: var(--primary-color);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.main-title {
    font-size: 3rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
}

.subtitle {
    font-size: 1.2rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.status-badge {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--bg-color);
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Section Styles */
.section {
    margin-bottom: 60px;
    padding: 30px;
    border: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.02);
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--primary-color);
}

.section-title {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.content-block p {
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.highlight {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
    text-shadow: 0 0 5px rgba(0, 255, 65, 0.3);
}

/* Protocol Steps */
.protocol-step {
    margin: 30px 0;
    padding: 20px;
    border-left: 3px solid var(--secondary-color);
    background-color: rgba(0, 143, 17, 0.05);
}

.protocol-step h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

/* Media Grid */
.media-grid {
    display: grid;
    gap: 30px;
    margin-top: 20px;
}

.media-item h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.diagram {
    width: 100%;
    max-width: 800px;
    height: auto;
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.diagram-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.diagram-small {
    width: 100%;
    height: auto;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.diagram-small:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

/* Video Container */
.video-container {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.video-container video {
    width: 100%;
    max-width: 900px;
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.2);
    background-color: #000;
}

/* Audio Styles */
.audio-list {
    margin-top: 20px;
}

.audio-item {
    margin-bottom: 20px;
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
}

.audio-item h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.audio-item audio {
    width: 100%;
    max-width: 600px;
}

/* Document Links */
.document-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.document-link {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.document-link:hover {
    border-color: var(--primary-color);
    background-color: rgba(0, 255, 65, 0.05);
    transform: translateX(5px);
}

.doc-icon {
    font-size: 2rem;
}

.doc-info h3 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.doc-info p {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

/* Footer */
.main-footer {
    margin-top: 80px;
    padding: 40px 20px;
    border-top: 2px solid var(--primary-color);
    text-align: center;
}

.transmission {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.system-info {
    display: flex;
    justify-content: center;
    gap: 15px;
    font-size: 0.85rem;
    color: var(--secondary-color);
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-title {
        font-size: 2rem;
    }
    
    .section {
        padding: 20px;
    }
    
    .diagram-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .system-info {
        flex-direction: column;
        gap: 5px;
    }
}

/* CRT Effect Overlay */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        rgba(18, 16, 16, 0) 50%,
        rgba(0, 0, 0, 0.1) 50%
    );
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 1000;
}

/* Scanline Animation */
@keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 10px;
    background: rgba(0, 255, 65, 0.1);
    animation: scanline 8s linear infinite;
    pointer-events: none;
    z-index: 999;
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    position: relative;
    margin: auto;
    padding: 40px 20px 20px 20px;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.3);
}

.close-lightbox {
    position: absolute;
    top: 10px;
    right: 10px;
    color: var(--primary-color);
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 2001;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-lightbox:hover {
    color: var(--accent-color);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    padding: 15px;
    transition: color 0.3s ease;
    user-select: none;
    z-index: 2001;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
}

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

.lightbox-prev {
    left: 10px;
}

.lightbox-next {
    right: 10px;
}

.lightbox-caption {
    margin-top: 15px;
    color: var(--primary-color);
    font-size: 1rem;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.9);
    padding: 8px 16px;
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    white-space: nowrap;
}

/* Clickable images */
.diagram, .diagram-small {
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.diagram:hover, .diagram-small:hover {
    transform: scale(1.02);
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.5);
}