@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap');

:root {
    --bg-color: #1a1a1a;
    --text-color: #f0f2f5;
    --pattern-color: #333;
    --card-bg: rgba(0, 0, 0, 0.2);
    --card-border: rgba(255, 255, 255, 0.18);
    --header-shadow: rgba(255, 255, 255, 0.1);
}

body.light-mode {
    --bg-color: #f0f2f5;
    --text-color: #1a1a1a;
    --pattern-color: #ccc;
    --card-bg: rgba(255, 255, 255, 0.8);
    --card-border: rgba(0, 0, 0, 0.1);
    --header-shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    background-color: var(--bg-color);
    background-image: url("data:image/svg+xml,%3Csvg width='42' height='44' viewBox='0 0 42 44' xmlns='http://www.w3.org/2000/svg'%3E%3Cg id='Page-1' fill='none' fill-rule='evenodd'%3E%3Cg id='brick-wall' fill='var(--pattern-color)' fill-opacity='0.1'%3E%3Cpath d='M0 0h42v44H0V0zm1 1h40v20H1V1zM0 23h20v20H0V23zm22 0h20v20H22V23z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1 {
    font-size: 3rem;
    color: var(--text-color);
    text-shadow: 0 0 10px var(--header-shadow), 0 0 20px var(--header-shadow);
    margin-bottom: 2rem;
}

.theme-switch-wrapper {
    position: fixed;
    top: 20px;
    right: 20px;
}

#theme-toggle {
    padding: 0.8rem 1.2rem;
    font-size: 1rem;
    border-radius: 25px;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-color);
    cursor: pointer;
    backdrop-filter: blur(4px);
    transition: all 0.3s ease;
}

#theme-toggle:hover {
    transform: scale(1.05);
}

.auth-container,
.lotto-data-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border: 1px solid var(--card-border);
    flex-wrap: wrap;
    justify-content: center;
}

.auth-container input,
.auth-container button,
.lotto-data-container button {
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    border: 1px solid var(--card-border);
    font-size: 1rem;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: all 0.2s ease;
}

.auth-container input::placeholder {
    color: var(--text-color);
    opacity: 0.7;
}

.auth-container button,
.lotto-data-container button {
    cursor: pointer;
    background: linear-gradient(45deg, #4CAF50, #8BC34A);
    color: white;
    font-weight: bold;
    border: none;
}

.auth-container button:hover,
.lotto-data-container button:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#logout-btn {
    background: linear-gradient(45deg, #f44336, #e91e63);
}

#saved-lotto-display {
    width: 100%;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--card-border);
    min-height: 50px;
    max-height: 200px;
    overflow-y: auto;
    color: var(--text-color);
}

.saved-lotto-set {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
    padding: 0.5rem;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
}

.saved-lotto-set .number-ball {
    width: 30px;
    height: 30px;
    font-size: 0.9rem;
}

lotto-generator {
    display: block;
}