:root {
    --bg-color: #ffffff;
    --text-color: #000000;
    --accent-color: #06BEE1;
    --hover-accent: #0596B3;
    --save-color: #23BE75;
    --save-accent:#198754;
    --button-bg: #06BEE1;
    --button-text: #ffffff;
}

body.dark-mode {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --accent-color: #0d6efd;
    --hover-accent: #0d6efd;
    --save-color: #222;
    --save-accent:#198754;
    --button-bg: #222;
    --button-text: #e0e0e0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.5s ease, color 0.5s ease;
}

h1 {
    color: var(--accent-color);
    transition: color 0.5s ease;
}

.display-5 {
    color: var(--accent-color);
    transition: color 0.5s ease;
}

.new-btn {
    background-color: var(--button-bg);
    color: var(--button-text);
    border: 1px solid var(--accent-color);
    transition: background-color 0.5s ease, color 0.5s ease, border 0.5s ease;
}

.new-btn:hover {
    background-color: var(--hover-accent);
    color: var(--bg-color);
}

.save-btn {
    background-color: var(--save-color);
    color: var(--button-text);
    border: 1px solid var(--save-accent);
    transition: background-color 0.5s ease, color 0.5s ease, border 0.5s ease;
}

.save-btn:hover {
    background-color: var(--save-accent);
    color: var(--bg-color);
}

.card-view {
    border: none;
    padding: 1rem;
    max-width: 300px;
    min-height: 450px;
    text-align: center;
    border-radius: 12px;
    background-color: #f7f7f7;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.card-view:hover {
    transform: translateY(-5px);
}

.dark-mode .card-view {
    background-color: #1e1e2f;
    color: #f8f9fa;
    box-shadow: 0 4px 12px rgba(255,255,255,0.05);
}

.list-group-item {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    border: 1px solid #ccc;
}

body.dark-mode .list-group-item {
    background-color: #2c2c2c;
    color: #f1f1f1;
    border-color: #555;
}

.card-view .btn-outline-danger {
    color: #F50000;
    border-width: 2px;
    border-color: #F50000;
}

.card-view .btn-outline-danger:hover {
    background-color: #F50000;
    color: #fff;
}

.dark-mode .card-view .btn-outline-danger {
    color: #B80000;
    border-width: 2px;
    border-color: #B80000;
}

.dark-mode .card-view .btn-outline-danger:hover {
    background-color: #B80000;
    color: #fff;
}

.floating-toggle {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 999;
}

.floating-toggle button {
    background-color: var(--accent-color);
    color: var(--button-text);
    border: none;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    transition: 
        background-color 0.3s ease,
        transform 0.5s ease,
        box-shadow 0.5s ease;
}

.floating-toggle button:hover {
    transform: scale(1.3);
    box-shadow: 0 0 20px var(--accent-color), 0 0 40px var(--accent-color), 0 0 60px var(--accent-color);
}

.fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}