body {
    font-family: 'Inter', sans-serif;
    background-color: #f3f4f6;
}
/* Custom styles for captcha display */
.captcha-display {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #e2e8f0;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #334155;
    user-select: none;
    min-width: 100px;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
}
.refresh-captcha-btn {
    display: flex; /* Dùng flexbox để căn giữa biểu tượng */
    align-items: center;
    justify-content: center;
    background-color: #475569;
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    font-weight: 500;
}
.refresh-captcha-btn:hover {
    background-color: #334155;
    transform: translateY(-1px) rotate(360deg); /* Thêm hiệu ứng xoay tròn */
}
/* Password toggle icon */
.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: #64748b;
    transition: color 0.2s;
}
.password-toggle:hover {
    color: #334155;
}
/* Input field focus styles */
input:focus, select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.5);
}

.object-cover {
  object-fit: cover;
}