/* RSVP Protocol Website Styles */
:root {
    --primary-color: #00ff41;
    --secondary-color: #008f11;
    --bg-color: #060606;
    --text-color: #d1ffd6;
    --accent-color: #ff3333;
    --cyan-accent: #00f0ff;
    --border-color: #005a0b;
    --panel-bg: rgba(0, 20, 3, 0.45);
    --mono-font: 'Courier New', Courier, monospace;
}

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

/* Custom terminal scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #030a04;
}
::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

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

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

/* System HUD Navigation */
.system-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border-color);
    background: rgba(0, 10, 2, 0.85);
    padding: 12px 24px;
    margin-bottom: 20px;
    border-radius: 4px;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.nav-brand {
    color: var(--primary-color);
    font-weight: bold;
    text-shadow: 0 0 5px rgba(0, 255, 65, 0.4);
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-link {
    color: var(--secondary-color);
    text-decoration: none;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--primary-color);
    text-shadow: 0 0 8px rgba(0, 255, 65, 0.5);
}

/* Main Header Panel */
.main-header {
    text-align: center;
    padding: 25px 20px;
    border: 1px solid var(--border-color);
    background: var(--panel-bg);
    margin-bottom: 25px;
    position: relative;
    border-radius: 4px;
    box-shadow: inset 0 0 30px rgba(0, 255, 65, 0.05);
}

.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: 10px;
    height: 10px;
    background-color: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--primary-color);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(0.9); }
}

.main-title {
    font-size: 2rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 10px;
    text-shadow: 0 0 12px rgba(0, 255, 65, 0.6);
}

.subtitle {
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.status-badge {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--bg-color);
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 2px;
}

/* Social Share Buttons */
.share-buttons {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    flex-wrap: wrap;
}

/* Video-specific share button styling */
.video-share-buttons .share-btn {
    background: rgba(0, 20, 3, 0.8);
    border: 1px solid var(--border-color);
    color: var(--primary-color);
    padding: 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    min-height: 40px;
}

.video-share-buttons .share-btn:hover {
    background: var(--primary-color);
    color: #000;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.4);
    transform: scale(1.1);
}

.share-btn {
    background: rgba(0, 20, 3, 0.6);
    border: 1px solid var(--border-color);
    color: var(--primary-color);
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.share-btn:hover {
    background: var(--primary-color);
    color: #000;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.4);
    transform: translateY(-2px);
}

.share-btn svg {
    pointer-events: none;
}

.share-btn[href] {
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.share-btn.copied {
    background: var(--primary-color) !important;
    color: #000 !important;
}

/* QR Code Container */
.qr-code-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
    padding: 10px;
    border: 1px solid var(--border-color);
    background: rgba(0, 20, 3, 0.3);
    border-radius: 4px;
}

.qr-code {
    width: 80px;
    height: 80px;
    border: 2px solid var(--primary-color);
    border-radius: 4px;
}

.qr-caption {
    margin-top: 8px;
    font-size: 0.65rem;
    color: var(--primary-color);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Oscilloscope Segment styling */
.telemetry-section {
    padding: 0 !important;
    overflow: hidden;
    background: #020803 !important;
}

.terminal-header {
    background: #051508;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 6px;
}

.terminal-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.terminal-dot.red { background: #ff4a4a; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-title {
    margin-left: 10px;
    font-size: 0.75rem;
    color: var(--secondary-color);
    letter-spacing: 1px;
}

.canvas-container {
    position: relative;
    width: 100%;
    height: 220px;
    background: #000;
}

#oscilloscope-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.oscilloscope-hud {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 4px;
    display: flex;
    gap: 15px;
    font-size: 0.75rem;
}

.hud-item {
    color: var(--text-color);
}

.hud-label {
    color: var(--secondary-color);
}

.pulse-text {
    color: var(--primary-color);
    animation: blink-anim 1.5s infinite;
}

@keyframes blink-anim {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* Core Segment Layouts */
.section {
    margin-bottom: 40px;
    padding: 25px;
    border: 1px solid var(--border-color);
    background-color: var(--panel-bg);
    position: relative;
    border-radius: 4px;
}

.section-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.section-desc {
    font-size: 1.1rem;
    color: #a4ffa8;
    margin-bottom: 25px;
}

/* Cybernetic Terminal Text Compartments */
.terminal-text-box {
    position: relative;
    padding: 25px;
    background: rgba(0, 10, 2, 0.6);
    border: 1px solid rgba(0, 255, 65, 0.15);
    border-radius: 4px;
}

.corner-accent {
    position: absolute;
    width: 8px;
    height: 8px;
    border-color: var(--primary-color);
    border-style: solid;
}

.corner-accent.top-left { top: -1px; left: -1px; border-width: 1px 0 0 1px; }
.corner-accent.top-right { top: -1px; right: -1px; border-width: 1px 1px 0 0; }
.corner-accent.bottom-left { bottom: -1px; left: -1px; border-width: 0 0 1px 1px; }
.corner-accent.bottom-right { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; }

.content-block p {
    margin-bottom: 15px;
    font-size: 1rem;
}

.highlight-wrapper {
    margin: 20px 0;
    padding: 12px 20px;
    background: rgba(0, 255, 65, 0.05);
    border-left: 4px solid var(--primary-color);
}

.highlight {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.15rem;
    text-shadow: 0 0 8px rgba(0, 255, 65, 0.3);
}

.highlight-cyan {
    color: var(--cyan-accent);
    font-weight: bold;
    font-size: 1.05rem;
    margin-top: 20px;
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.3);
}

.terminal-comment {
    color: var(--secondary-color);
    font-style: italic;
    font-size: 0.9rem;
    margin-top: 15px;
}

/* Refactored Protocol Grid */
.protocol-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.protocol-step {
    padding: 25px;
    background: rgba(0, 15, 3, 0.6);
    border: 1px solid var(--border-color);
    position: relative;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.step-num {
    font-size: 2.2rem;
    font-weight: bold;
    color: rgba(0, 255, 65, 0.12);
    position: absolute;
    top: 10px;
    right: 15px;
}

.protocol-step h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.25rem;
    letter-spacing: 1px;
}

.protocol-step p {
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.step-footer {
    color: var(--secondary-color);
    font-size: 0.75rem;
    letter-spacing: 1px;
}

/* Interactive Diagnostics Workbench */
.diagnostic-terminal {
    background-color: rgba(10, 0, 0, 0.3) !important;
    border-color: #5a0000 !important;
}

.terminal-header-text {
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: 20px;
    font-size: 1rem;
    letter-spacing: 1px;
}

.audit-checklist {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.audit-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    user-select: none;
}

.audit-item input[type="checkbox"] {
    display: none;
}

.custom-checkbox {
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color);
    background: #000;
    display: inline-block;
    flex-shrink: 0;
    margin-top: 3px;
    position: relative;
    border-radius: 2px;
}

.audit-item input[type="checkbox"]:checked + .custom-checkbox {
    border-color: var(--primary-color);
    background: rgba(0, 255, 65, 0.15);
}

.audit-item input[type="checkbox"]:checked + .custom-checkbox::after {
    content: '✖';
    position: absolute;
    color: var(--primary-color);
    font-size: 12px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.audit-text {
    font-size: 0.95rem;
    color: var(--text-color);
    transition: color 0.2s ease;
}

.audit-item:hover .audit-text {
    color: var(--primary-color);
}

.terminal-action-bar {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.btn-terminal {
    background: #041f08;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 10px 20px;
    font-family: var(--mono-font);
    font-size: 0.85rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 4px;
}

.btn-terminal:hover {
    background: var(--primary-color);
    color: #000;
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.4);
}

.btn-terminal.btn-secondary {
    background: #1f0404;
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-terminal.btn-secondary:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 15px rgba(255, 51, 51, 0.4);
}

.console-log-area {
    background: #000;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.console-log-header {
    background: #030d04;
    padding: 6px 12px;
    font-size: 0.75rem;
    color: var(--secondary-color);
    border-bottom: 1px solid var(--border-color);
}

.console-outputs {
    padding: 15px;
    max-height: 180px;
    overflow-y: auto;
    font-size: 0.8rem;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.log-line {
    word-break: break-all;
}

.log-line.system-line { color: #8c8c8c; }
.log-line.warn-line { color: var(--accent-color); }
.log-line.success-line { color: var(--primary-color); }

/* Unified Media Arrays & Containers */
.media-grid {
    display: grid;
    gap: 30px;
}

.media-item h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

.img-wrapper {
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 10px;
    background: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
}

.diagram {
    width: 100%;
    max-width: 800px;
    height: auto;
    display: block;
}

.diagram-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

/* Clickable Images */
.diagram, .diagram-small {
    cursor: pointer;
    border: 1px solid var(--border-color);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.3s, box-shadow 0.3s;
    border-radius: 2px;
    background: #000;
}

.diagram-small {
    width: 100%;
    height: auto;
}

.diagram:hover, .diagram-small:hover {
    transform: translateY(-4px) scale(1.02);
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 255, 65, 0.3);
}

/* Custom Telemetry-Styled Media Monitors */
.video-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.video-share-buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 50px;
}

.video-share-buttons.left {
    align-items: flex-end;
}

.video-share-buttons.right {
    align-items: flex-start;
}

.video-container {
    display: flex;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: #000;
    padding: 12px;
    border-radius: 4px;
    position: relative;
    flex: 1;
    max-width: 900px;
}

.video-container video {
    width: 100%;
    border: 1px solid var(--border-color);
    background-color: #000;
    border-radius: 2px;
    display: block;
}

/* Video Countdown Overlay */
.video-countdown {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: 2px;
}

.countdown-number {
    font-size: 4rem;
    font-weight: bold;
    color: var(--primary-color);
    text-shadow: 0 0 20px rgba(0, 255, 65, 0.6);
    animation: pulse 1s infinite;
}

.countdown-text {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-top: 10px;
    letter-spacing: 1px;
}

.countdown-hint {
    font-size: 0.8rem;
    color: var(--secondary-color);
    margin-top: 15px;
    letter-spacing: 1px;
}

/* Interactive Audio Deck */
.audio-list {
    margin-top: 15px;
}

.audio-item {
    margin-bottom: 20px;
    padding: 20px;
    background-color: rgba(0, 10, 2, 0.4);
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.audio-item h3 {
    color: var(--primary-color);
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.audio-item audio {
    width: 100%;
    max-width: 700px;
    display: block;
}

/* Document Portal Items */
.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(0, 15, 3, 0.4);
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 4px;
}

.document-link:hover {
    border-color: var(--primary-color);
    background-color: rgba(0, 255, 65, 0.05);
    transform: translateX(6px);
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.15);
}

.doc-icon {
    font-size: 2.2rem;
}

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

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

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

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.transmission {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

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

.main-footer .qr-code-container {
    margin-top: 10px;
    padding: 8px;
}

/* Responsive Overrides */
@media (max-width: 768px) {
    .main-title {
        font-size: 2rem;
    }
    
    .section {
        padding: 15px;
    }
    
    .diagram-grid {
        grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    }
    
    .system-info {
        flex-direction: column;
        gap: 5px;
    }

    .system-nav {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }

    /* Mobile video layout */
    .video-wrapper {
        flex-direction: column;
        gap: 10px;
    }

    .video-share-buttons {
        flex-direction: row;
        width: 100%;
        min-width: auto;
        justify-content: center;
    }

    .video-share-buttons.left,
    .video-share-buttons.right {
        align-items: center;
    }

    .video-container {
        width: 100%;
    }
}

/* CRT Overlay Visual Architecture */
.terminal-overlay {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        rgba(18, 16, 16, 0) 50%,
        rgba(0, 0, 0, 0.12) 50%
    );
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 1000;
}

@keyframes scanline-motion {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 12px;
    background: rgba(0, 255, 65, 0.05);
    animation: scanline-motion 10s linear infinite;
    pointer-events: none;
    z-index: 999;
}

/* Lightbox Modal Window */
.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(8px);
}

.lightbox-content {
    position: relative;
    margin: auto;
    padding: 60px 20px 20px 20px;
    width: 95%;
    max-width: 1200px;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 35px rgba(0, 255, 65, 0.35);
}

.close-lightbox {
    position: absolute;
    top: 15px;
    right: 15px;
    color: var(--primary-color);
    font-size: 32px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s ease;
    z-index: 2001;
    background-color: rgba(0, 0, 0, 0.8);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

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

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    font-size: 35px;
    font-weight: bold;
    cursor: pointer;
    padding: 10px;
    transition: color 0.2s ease;
    user-select: none;
    z-index: 2001;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    border: 1px solid var(--border-color);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.lightbox-prev { left: 15px; }
.lightbox-next { right: 15px; }

.lightbox-caption {
    margin-top: 15px;
    color: var(--primary-color);
    font-size: 0.95rem;
    text-align: center;
    background-color: #000;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    white-space: nowrap;
}

/* Karaoke Lyrics Display */
.lyrics-section {
    background-color: rgba(0, 5, 2, 0.4) !important;
    border-color: #003a08 !important;
}

.lyrics-container {
    margin-top: 20px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    min-height: 120px;
    max-height: 200px;
    overflow-y: auto;
}

.lyrics-display {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.lyric-line {
    font-size: 1.1rem;
    color: var(--secondary-color);
    text-align: center;
    padding: 8px 16px;
    border-radius: 4px;
    transition: all 0.3s ease;
    opacity: 0.5;
}

.lyric-line.active {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: bold;
    opacity: 1;
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
    background: rgba(0, 255, 65, 0.05);
    border: 1px solid rgba(0, 255, 65, 0.2);
}

.lyric-line.past {
    color: var(--secondary-color);
    opacity: 0.3;
}

.lyric-line.future {
    color: var(--secondary-color);
    opacity: 0.4;
}

.lyric-placeholder {
    color: var(--secondary-color);
    font-style: italic;
    font-size: 0.9rem;
}