/* Native System Theme Variables */
:root {
    --bg-color: #0e0b15;
    --text-color: #ffffff;
    --text-muted: #bbbbbb;
    --nav-bg: #171323;
    --nav-border: #494069;
    --card-bg: #171323;
    --accent-blue: #275fce;
    --hover-cyan: #5ac4d7;
    --input-bg: #ffffff;
    --input-text: #000000;
    --overlay-bg: rgba(0, 0, 0, 0.85);
    --modal-pre-bg: #09070d;
}

/* System Light Mode Override */
@media (prefers-color-scheme: light) {
    :root {
        --bg-color: #f8f9fa;
        --text-color: #212529;
        --text-muted: #6c757d;
        --nav-bg: #ffffff;
        --nav-border: #dee2e6;
        --card-bg: #ffffff;
        --accent-blue: #b06c1e;
        --hover-cyan: #007b8f;
        --input-bg: #f1f3f5;
        --input-text: #212529;
        --overlay-bg: rgba(255, 255, 255, 0.9);
        --modal-pre-bg: #e9ecef;
    }
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Bricolage Grotesque', sans-serif;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

h1.main-title { font-weight: 800; font-size: 3.5rem; }
.section-title { font-weight: 700; font-size: 2.2rem; color: var(--text-color); }
.text-accent { color: var(--accent-blue); transition: color 0.4s ease; }
.subtitle { font-size: 1.25rem; font-weight: 400; color: var(--text-muted); }
.logo-text { font-size: 1.3rem; font-weight: 700; color: var(--text-color); }

/* Navigation Bar */
.custom-navbar {
    background-color: var(--nav-bg);
    border-radius: 20px;
    border: 1px solid var(--nav-border);
    padding: 10px 25px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

.custom-navbar .nav-link {
    color: var(--text-color) !important;
    font-weight: 600;
    font-size: 1.1rem;
    transition: 0.3s;
}
.custom-navbar .nav-link:hover { color: var(--hover-cyan) !important; }

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.custom-card {
    background-color: var(--card-bg);
    border: 1px solid var(--nav-border);
    border-radius: 25px;
    padding: 24px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, border-color 0.3s ease, background-color 0.4s ease;
    
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    height: 100%;
    min-height: 140px;
}

.custom-card:hover {
    border-color: #4ea346;
    transform: translateY(-5px);
}

.icon {
    font-size: 1.8rem;
    margin-bottom: 10px;
    flex-shrink: 0;
    color: var(--accent-blue);
    display: inline-block;
}

.title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
    white-space: normal;
    display: block;
    width: 100%;
}

.search-overlay {
    display: none;
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: var(--overlay-bg);
    backdrop-filter: blur(7px);
    z-index: 1050;
    align-items: center; justify-content: center;
    transition: background 0.4s ease;
}

.overlay-container {
    background-color: var(--card-bg);
    border: 1px solid var(--nav-border);
    border-radius: 25px; padding: 30px;
    width: 85%; max-width: 800px;
    max-height: 80vh; overflow-y: auto;
    color: var(--text-color);
}

.bg-code-container {
    background-color: var(--modal-pre-bg) !important;
}

pre {
    color: var(--text-color);
    font-family: 'Courier New', Courier, monospace;
    white-space: pre-wrap;
    white-space: -moz-pre-wrap;
    white-space: -pre-wrap;
    white-space: -o-pre-wrap;
    word-wrap: break-word;
    margin: 0;
    font-size: 0.95rem;
}

.close-btn {
    border-radius: 30px;
    font-weight: 600;
}