:root {
    --bg: #050b0e;             /* Deep ocean black */
    --border: #1a1e4d;         /* Submarine blue */
    --text: #ffffff;
    --accent: #79bad9;         /* Your signature light blue */
    --accent-dim: #4a4e8a;
    --terminal-bg: rgba(8, 8, 8, 0.9);
}

@font-face {
    font-family: 'Mitogen';
    src: url('../../fonts/mitogen.display-italic-regular.ttf') format('truetype');
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    font-family: 'Open Sans', sans-serif; /* Fallback font */
}

/* --- TOP NAVIGATION --- */
.sidebar-nav {
    padding: 20px 40px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--terminal-bg);
    backdrop-filter: blur(10px);
    z-index: 10;
}

#btn-back {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 8px 20px;
    font-family: 'Mitogen', sans-serif;
    font-size: 14px;
    letter-spacing: 2px;
    cursor: pointer;
    transition: 0.3s;
}

#btn-back:hover {
    background: var(--accent);
    color: var(--bg);
    box-shadow: 0 0 15px var(--accent);
}

#stats { 
    font-family: 'Mitogen', sans-serif;
    font-size: 13px; 
    color: var(--accent-dim); 
    letter-spacing: 2px; 
}

/* --- MAIN LAYOUT --- */
.app-container { 
    display: flex;
    flex: 1; 
    overflow: hidden; 
}

/* --- DATA GRID --- */
.data-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1px; /* Creates the "grid line" look */
    background: var(--border);
    overflow-y: auto;
}

/* Custom Scrollbar for the Grid */
.data-grid::-webkit-scrollbar { width: 6px; }
.data-grid::-webkit-scrollbar-thumb { background: var(--border); }

.grid-block {
    background: var(--bg);
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.grid-block::after {
    content: "SCANNING...";
    position: absolute;
    bottom: 10px;
    font-size: 8px;
    color: var(--accent-dim);
    opacity: 0;
}

.grid-block:hover { 
    background: #0d162d; 
}

.grid-block:hover::after {
    opacity: 1;
}

.grid-block img { 
    width: 65%; 
    filter: grayscale(1) brightness(0.5); /* Silhouetted by default */
    transition: 0.4s; 
}

.grid-block.found img {
    filter: grayscale(0) brightness(1);
}

.grid-block:hover img { 
    filter: brightness(1.2) scale(1.1); 
}

.display-terminal {
    width: 450px;
    border-left: 1px solid var(--border);
    padding: 40px;
    background: #060606;
    display: flex;
    flex-direction: column;
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
}

.terminal-msg { 
    font-family: 'Mitogen', sans-serif;
    color: var(--accent-dim); 
    text-align: center; 
    margin-top: 50%; 
    font-size: 12px; 
    letter-spacing: 2px;
    text-transform: uppercase;
}

#displayImg { 
    max-width: 90%; 
    max-height: 250px; 
    margin: 0 auto 30px auto;
    filter: drop-shadow(0 0 20px var(--accent));
}

h2 { 
    font-family: 'Mitogen', sans-serif;
    border-bottom: 2px solid var(--accent); 
    padding-bottom: 10px; 
    font-weight: normal; 
    font-size: 22px; 
    color: var(--text); 
    letter-spacing: 3px;
}

.specs { 
    font-size: 14px; 
    line-height: 1.8; 
    color: #bbb; 
    margin-top: 20px; 
}

.specs strong { 
    color: var(--accent); 
    font-family: 'Mitogen', sans-serif;
    font-size: 10px; 
    letter-spacing: 2px; 
    display: block; 
    margin-top: 15px;
    margin-bottom: 5px; 
    text-transform: uppercase;
}

.hidden { display: none !important; }