body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(to bottom right, #df5688, #d08da0);
    position: relative;
    overflow: hidden;
}

h1 span {
    font-weight: 800;
    font-size: 2rem;
    color: #2c3e50;
    letter-spacing: 1px;
}
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}


.controls {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.color-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: #e74c3c;
    background: #ffeaea;
    padding: 0.5rem 1rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

#colorPicker {
    height: 40px;
    width: 60px;
    border: none;
    cursor: pointer;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

#generateBtn {
    padding: 10px 20px;
    background: linear-gradient(45deg, #3498db, #2ecc71);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#generateBtn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.4);
}

.palette {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.color-box {
    width: 110px;
    height: 110px;
    border-radius: 14px;
    position: relative;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.color-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.color-code {
    position: absolute;
    bottom: 8px;
    left: 0;
    right: 0;
    color: white;
    text-align: center;
    font-size: 0.9rem;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 0 0 14px 14px;
    padding: 5px;
    font-weight: bold;
    letter-spacing: 1px;
}