:root {
    --lab-bg: #0a0a0a;
    --lab-accent: #00f3ff;
    --lab-card-bg: #141414;
    --lab-text: #e0e0e0;
    --lab-muted: #888;
}

body.labs-theme {
    background-color: var(--lab-bg);
    /* Subtle Grid Background */
    background-image: linear-gradient(rgba(0, 243, 255, 0.05) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(0, 243, 255, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    color: var(--lab-text);
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

.labs-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 1.5rem;
    box-sizing: border-box;
}

/* --- Header Section --- */
.labs-header {
    margin-bottom: 3rem;
    text-align: left;
}

.labs-header h1 {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(2.5rem, 8vw, 4rem); /* Responsive font size */
    letter-spacing: 5px;
    margin: 0;
    color: var(--lab-accent);
    position: relative;
    display: inline-block;
}

.labs-header p {
    font-family: 'Fira Code', monospace;
    color: var(--lab-muted);
    font-size: clamp(0.8rem, 2vw, 1rem);
    margin-top: 10px;
}

/* --- Project Grid --- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

/* --- Lab Card Styles --- */
.lab-card {
    background: var(--lab-card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
}

.lab-card:hover {
    border-color: var(--lab-accent);
    box-shadow: 0 10px 30px rgba(0, 243, 255, 0.15);
    transform: translateY(-8px);
}

.card-browser-bar {
    background: #1d1d1d;
    padding: 12px 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dot { width: 10px; height: 10px; border-radius: 50%; background: #333; }
.dot:nth-child(1) { background: #ff5f56; }
.dot:nth-child(2) { background: #ffbd2e; }
.dot:nth-child(3) { background: #27c93f; }

.card-id { 
    margin-left: auto; 
    font-family: 'Fira Code', monospace; 
    font-size: 0.7rem; 
    color: var(--lab-muted); 
    letter-spacing: 1px;
}

.card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-content h3 {
    font-family: 'Oswald', sans-serif;
    font-size: 1.6rem;
    margin: 0 0 0.8rem 0;
    color: #fff;
}

.card-content p {
    color: #aaa;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 2rem;
}

.card-tags span {
    font-size: 0.65rem;
    background: rgba(0, 243, 255, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    color: var(--lab-accent);
    font-family: 'Fira Code', monospace;
    border: 1px solid rgba(0, 243, 255, 0.2);
}

.btn-enter {
    margin-top: auto;
    display: block;
    text-align: center;
    text-decoration: none;
    color: #000;
    background: var(--lab-accent);
    padding: 12px 20px;
    border-radius: 6px;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.btn-enter:hover {
    background: #fff;
    box-shadow: 0 0 15px #fff;
}

.lab-card.empty {
    border: 1px dashed #333;
    background: transparent;
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0.6;
}

/* --- Mobile Breakpoints --- */
@media (max-width: 768px) {
    .labs-container {
        margin: 0 auto;
        padding: 60px 1rem;
    }

    .labs-header {
        text-align: center;
        margin-bottom: 2.5rem;
    }

    .project-grid {
        grid-template-columns: 1fr; /* Single column on mobile */
        gap: 1.2rem;
    }

    .card-content {
        padding: 1.2rem;
    }

    .card-content h3 {
        font-size: 1.4rem;
    }
}

@media (max-width: 480px) {
    .labs-header h1 {
        font-size: 2.2rem;
    }
    
    .card-id {
        display: none; /* Hide ID on very small screens to save space */
    }
}