:root {
    --background-color: #1a1a1a;
    --text-color: #ffffff;
    --accent-color-1: #ff416c;
    --accent-color-2: #ff4b2b;
    --surface-color: #2a2a2a;
    --border-color: #444;
}

:root[data-theme='light'] {
    --background-color: #f0f2f5;
    --text-color: #1a1a1a;
    --surface-color: #ffffff;
    --border-color: #ddd;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: 'Poppins', sans-serif;
    display: grid;
    place-content: center;
    min-height: 100vh;
    margin: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%239C92AC' fill-opacity='0.1' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
    transition: background-color 0.3s ease, color 0.3s ease;
}

#theme-toggle {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--surface-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
}

#affiliate-form-container {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border: 1px solid var(--border-color);
    margin-top: 2rem;
    max-width: 500px;
    width: 100%;
}

#affiliate-form-container h2 {
    color: var(--text-color);
    font-weight: 600;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

#affiliate-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#affiliate-form input,
#affiliate-form textarea {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.8rem 1rem;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
}

#affiliate-form input::placeholder,
#affiliate-form textarea::placeholder {
    color: var(--text-color);
    opacity: 0.7;
}

#affiliate-form button {
    background-color: var(--accent-color-1);
    color: #fff;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

#affiliate-form button:hover {
    background-color: var(--accent-color-2);
    box-shadow: 0 0 20px var(--accent-color-1);
    transform: translateY(-2px);
}

#form-status {
    text-align: center;
    margin-top: 1rem;
    font-weight: 600;
}