@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #000000;
    --bg-secondary: #0d1b2a;
    --bg-tertiary: #161b22;
    --accent: #00ff88;
    --accent-dim: #00cc6a;
    --accent-red: #ff0062;
    --accent-blue: #00d4ff;
    --accent-purple: #8b5cf6;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --border: #21262d;
    --gradient: linear-gradient(135deg, #00ff88, #00cc6a, #009955);
    --matrix-gradient: linear-gradient(90deg, #00ff88, #ff0062, #00d4ff);
    --danger-gradient: linear-gradient(135deg, #ff0062, #cc0050);
    --secondary-gradient: linear-gradient(135deg, #161b22, #21262d);
}

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

html, body {
    height: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    position: relative;
}

/* Animated background grid */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.08;
    z-index: -1;
    background-image: 
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 40px 40px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(40px, 40px); }
}

/* Floating particles */
.particle {
    position: absolute;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.particle:nth-child(2) {
    width: 4px; height: 4px; top: 20%; left: 10%; animation-delay: 0s;
}
.particle:nth-child(3) {
    width: 6px; height: 6px; top: 60%; left: 20%; animation-delay: 2s;
}
.particle:nth-child(4) {
    width: 8px; height: 8px; top: 40%; left: 80%; animation-delay: 4s;
}

/* Header */
.topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    background: rgba(0, 0, 0, 0.9);
    border-bottom: 1px solid var(--border);
    border-image: var(--matrix-gradient) 1;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.brand-text {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 1rem;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.input-group {
    display: flex;
    gap: 0.5rem;
}

.controls input {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    outline: none;
    transition: all 0.3s;
    min-width: 140px;
}

.controls input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(0, 255, 136, 0.1);
}

.controls input::placeholder {
    color: var(--text-muted);
}

/* Buttons */
.btn-primary, .btn-accent, .btn-danger, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient);
    color: var(--bg-primary);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.4);
}

.btn-accent {
    background: var(--bg-secondary);
    color: var(--accent);
    border: 1px solid var(--accent);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.1);
}

.btn-accent:hover {
    background: rgba(0, 255, 136, 0.1);
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.2);
}

.btn-danger {
    background: var(--danger-gradient);
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(255, 0, 98, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 0, 98, 0.4);
}

.btn-secondary {
    background: var(--secondary-gradient);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-icon {
    font-size: 1rem;
    opacity: 0.9;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Custom Checkbox */
.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    position: relative;
    padding: 0.5rem;
    border-radius: 6px;
    transition: background 0.3s;
}

.checkbox-container:hover {
    background: rgba(0, 255, 136, 0.05);
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    height: 18px;
    width: 18px;
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: 4px;
    position: relative;
    transition: all 0.3s;
}

.checkbox-container input:checked ~ .checkmark {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 5px;
    top: 1px;
    width: 4px;
    height: 8px;
    border: solid var(--bg-primary);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Main Content */
main {
    padding: 2rem;
    max-width: 1600px;
    margin: 0 auto;
    min-height: calc(100vh - 80px);
}

.status-bar {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    min-height: 60px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.status-bar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--matrix-gradient);
    opacity: 0.7;
}

.status-bar:empty::after {
    content: "Ready to ship... 🚀";
    color: var(--accent);
    opacity: 0.7;
}

/* Stream Grid */
.stream-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    align-items: start;
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.empty-state::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--matrix-gradient);
    opacity: 0.5;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.empty-state h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Stream Tiles */
.stream-tile {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.stream-tile::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--matrix-gradient);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 2;
}

.stream-tile:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: 0 8px 30px rgba(0, 255, 136, 0.1);
}

.stream-tile:hover::before {
    opacity: 1;
}

.stream-container {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--bg-primary);
    overflow: hidden;
}

.stream-tile video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--bg-primary);
}

.stream-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
    display: flex;
    gap: 0.5rem;
    z-index: 3;
}

.connection-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
    animation: pulse 2s ease-in-out infinite;
}

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

.stream-meta {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

.stream-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stream-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.stream-status {
    color: var(--accent);
    font-size: 0.8rem;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .topbar {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .controls {
        justify-content: center;
        width: 100%;
    }
    
    .input-group {
        flex-direction: column;
        width: 100%;
    }
    
    .controls input {
        min-width: auto;
        width: 100%;
    }
}

@media (max-width: 768px) {
    main {
        padding: 1rem;
    }
    
    .stream-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .controls {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .controls > * {
        width: 100%;
        justify-content: center;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}