* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    /* Background image like the pause screen */
    background-image: url('../Resources/jeopardy-background-blurred.png');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.logo {
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img {
    display: block;
    max-width: 180px;
    width: 100%;
    height: auto;
    object-fit: contain;
}

h1 {
    color: #333;
    margin-bottom: 10px;
    font-size: 28px;
}

.subtitle {
    color: #666;
    margin-bottom: 30px;
    font-size: 16px;
}

.oauth-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.oauth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    background: white;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.oauth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.oauth-btn.google {
    border-color: #4285f4;
    color: #4285f4;
}

.oauth-btn.google:hover {
    background: #4285f4;
    color: white;
}

.oauth-btn.microsoft {
    border-color: #0078d4;
    color: #0078d4;
}

.oauth-btn.microsoft:hover {
    background: #0078d4;
    color: white;
}

.oauth-btn .icon {
    width: 20px;
    height: 20px;
    margin-right: 12px;
}

.error-message {
    background: #fee;
    color: #c33;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    border: 1px solid #fcc;
}

.loading {
    display: none;
    color: #666;
    font-size: 14px;
    margin-top: 10px;
    animation: fadeInOut 10s ease-in-out forwards;
}

@keyframes fadeInOut {
    0% { opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { opacity: 0; }
}

.loading.show {
    display: block;
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
    color: #999;
    font-size: 14px;
}

.footer a {
    color: #667eea;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

@media (max-width: 480px) {
    .login-container {
        padding: 30px 20px;
    }
    
    h1 {
        font-size: 24px;
    }
}