/* Dark Mode Styles */
[data-bs-theme="dark"], .dark-mode {
    --primary-color: #00A7B5;
    --secondary-color: #00CFC1;
    --background-color: #121212;
    --text-color: #e0e0e0;
    --accent-color: #1e1e1e;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.dark-mode {
    background-color: var(--background-color);
    color: var(--text-color);
}

.dark-mode .app-header {
    background-color: var(--accent-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.dark-mode .app-footer {
    background-color: var(--accent-color);
}

.dark-mode .card {
    background-color: #1e1e1e;
    border-color: #333;
}

.dark-mode .form-control {
    background-color: #2c2c2c;
    border-color: #444;
    color: var(--text-color);
}

.dark-mode .form-control:focus {
    background-color: #2c2c2c;
    border-color: var(--primary-color);
}

.dark-mode .btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.dark-mode .btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.dark-mode .table {
    color: var(--text-color);
}

.dark-mode .skeleton {
    background: #2a2a2a;
    background: linear-gradient(110deg, #2a2a2a 8%, #333333 18%, #2a2a2a 33%);
}

.dark-mode .mobile-nav {
    background-color: #1a1a1a;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
}

.dark-mode .mobile-nav-item {
    color: var(--text-color);
}

/* Dark Mode Toggle Button */
.dark-mode-toggle {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 1000;
}

.dark-mode-toggle button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.dark-icon, .light-icon {
    position: absolute;
    transition: opacity 0.3s, transform 0.3s;
}

.dark-mode .dark-icon {
    opacity: 0;
    transform: rotate(90deg);
}

.dark-mode .light-icon {
    opacity: 1;
    transform: rotate(0);
}

:not(.dark-mode) .dark-icon {
    opacity: 1;
    transform: rotate(0);
}

:not(.dark-mode) .light-icon {
    opacity: 0;
    transform: rotate(-90deg);
}

@media (max-width: 768px) {
    .dark-mode-toggle {
        top: auto;
        bottom: 80px;
    }
}