body {
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}
#background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(-45deg, #6b21a8, #c026d3, #4f46e5, #2563eb);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}
@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.phase-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
[contenteditable]:focus {
    outline: 2px solid #4f46e5;
    background-color: #f0f0ff;
    border-radius: 4px;
}
.task-item:hover .delete-btn {
    opacity: 1;
}
.delete-btn {
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
}
.progress-bar-container {
    width: 100%;
    background-color: rgba(255,255,255,0.3);
    border-radius: 9999px;
    overflow: hidden;
    height: 1.5rem;
}
.progress-bar {
    background-color: #a78bfa;
    height: 100%;
    width: 0%;
    border-radius: 9999px;
    transition: width 0.5s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}
@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
.animate-fade-in-up {
    animation: fade-in-up 0.3s ease-out forwards;
}

.example-prompt-btn {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    font-weight: 500;
}

.example-prompt-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}