@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

:root {
    --background-color: #f0f2f5;
    --container-bg: #ffffff;
    --primary-color: #4a90e2;
    --text-color: #333;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --glow-color: rgba(74, 144, 226, 0.5);
    --input-border: #ddd;
}

body.dark-mode {
    --background-color: #121212;
    --container-bg: #2d2d2d;
    --primary-color: #4a90e2;
    --text-color: #ffffff;
    --shadow-color: rgba(0, 0, 0, 0.5);
    --glow-color: rgba(74, 144, 226, 0.2);
    --input-border: #444;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    background-image: url("data:image/svg+xml,%3Csvg width='6' height='6' viewBox='0 0 6 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%239C92AC' fill-opacity='0.1'%3E%3Cpath d='M5 0h1L0 6V5zM6 5v1H5z'/%3E%3C/g%3E%3C/svg%3E");
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    gap: 2rem;
    padding: 2rem 0;
}

.container {
    text-align: center;
    background: var(--container-bg);
    padding: 2.5rem 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 20px var(--shadow-color), 0 6px 6px var(--shadow-color);
    max-width: 400px;
    width: 90%;
    position: relative;
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

h1, h2 {
    color: var(--text-color);
    font-weight: 600;
    margin-bottom: 2rem;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.partnership-container {
    padding: 2rem;
}

.form-group {
    text-align: left;
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border-radius: 8px;
    border: 1px solid var(--input-border);
    background-color: var(--container-bg);
    color: var(--text-color);
    font-family: inherit;
    box-sizing: border-box;
    transition: border-color 0.3s ease;
}

.form-group textarea {
    height: 100px;
    resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.submit-btn {
    width: 100%;
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    padding: 0.8rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px var(--glow-color);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px var(--glow-color);
}

.theme-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    color: var(--text-color);
    transition: transform 0.3s ease;
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.lotto-numbers {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.lotto-ball {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    animation: pop-in 0.5s ease-out forwards;
}

.generate-btn {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px var(--glow-color);
}

.generate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--glow-color);
}

.generate-btn:active {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px var(--glow-color);
}

@keyframes pop-in {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    80% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}