/* DEMON SLAYER THEME */
:root {
    --ds-dark: #121212;
    --ds-purple: #4b0082; /* Shinobu/Hashira Purple */
    --ds-accent: #ff4500; /* Rengoku Flame */
    --ds-gold: #ffd700;
}

body {
    background-color: #1a1a1a;
    background-image: url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: white;
}

/* Login Box Styling */
.login-container {
    background: linear-gradient(145deg, #232323, #111111);
    border-top: 4px solid var(--ds-purple);
    border-bottom: 4px solid var(--ds-purple);
    box-shadow: 0 0 20px rgba(75, 0, 130, 0.4);
}

/* Sidebar Styling (Tanjiro Green/Black Pattern) */
#sidebar-ds {
    background-color: whitesmoke !important; /* Forces background to white */
    border-right: 1px solid #dee2e6; /* Adds a light grey border */
    background-image: none; /* Removes any previous patterns */
}

/* Make the sidebar links dark so they are visible on white */
#sidebar-ds a {
    color: #333333 !important; 
    text-decoration: none;
    display: block;
    padding: 10px;
    font-weight: 500;
}

/* Add a hover effect for the links */
#sidebar-ds a:hover {
    background-color: gray;
    color: #4b0082 !important; /* Hashira Purple on hover */
    border-radius: 8px;
}

/* Make sure the logout button stays red */
#sidebar-ds a.text-danger {
    color: #dc3545 !important;
}
/* Card Styling */
.card {
    background: #252525 !important;
    border: 1px solid #444 !important;
    color: white !important;
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(255, 69, 0, 0.3); /* Flame hover effect */
    border-color: var(--ds-accent) !important;
}

.card-title {
    color: var(--ds-gold);
}

/* Common Image Sizing */
img {
    width: 130px;
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.2));
}

.card-img-top {
    height: 150px;
    object-fit: cover;
}